Product Description

 

Product Description

Three-row roller slewing bearing decreases the bearing diameter by distributing the loads in different directions to different rows of raceways and rollers, which makes the slewing ring more compact and improves the load capacity.

Three row roller slewing bearing the rolling element bearing capacity of a clear division of responsibilities, up and down the rows of roller bearing 90°, give full play to the bearing roller bearing performance, so it is of large axial force of the bearing capacity of the radial force and overturning moment, meets the engineering machinery especially the stacker crane ladle rotating table which is requirement of rotary bearing 360°.Three-row roller slewing ring is ideal for lifting, mining, material transportation, marine, and other engineering machinery.

 

Product Parameters

Product Specification

Designation Dimensions Gear Data Weight
No Gear External Gear Internal Gear D d H m Da Z da Z b X kg
130.25.500 131.25.500 133.25.500 634 366 148 5 665 130 335 68 80 0.5 224
  132.25.500 134.25.500 634 366 148 6 666 108 336 57 80 0.5 224
130.25.560 131.25.560 133.25.560 694 426 148 5 725 142 395 80 80 0.5 240
  132.25.560 134.25.560 694 426 148 6 726 118 396 67 80 0.5 240
130.25.630 131.25.630 133.25.630 764 496 148 6 810 132 456 77 80 0.5 270
  132.25.630 134.25.630 764 496 148 8 808 98 456 58 80 0.5 270
130.25.710 131.25.710 133.25.710 844 576 148 6 888 145 534 90 80 0.5 300
  132.25.710 134.25.710 844 576 148 8 888 108 536 68 80 0.5 300
130.32.800 131.32.800 133.32.800 964 636 182 8 1008 123 592 75 120 0.5 500
  132.32.800 134.32.800 964 636 182 10 1571 98 590 60 120 0.5 500
130.32.900 131.32.900 133.32.900 1064 736 182 8 1110 135 688 87 120 0.5 600
  132.32.900 134.32.900 1064 736 182 10 1110 108 690 70 120 0.5 600
130.32.1000 131.32.1000 133.32.1000 1164 836 182 10 1220 119 780 79 120 0.5 680
  132.32.1000 134.32.1000 1164 836 182 12 1224 99 780 66 120 0.5 680
130.32.1120 131.32.1120 133.32.1120 1284 956 182 10 1340 131 900 91 120 0.5 820
  132.32.1120 134.32.1120 1284 956 182 12 1344 109 900 76 120 0.5 820
130.40.1250 131.40.1250 133.40.1250 1445 1055 220 12 1512 123 984 83 150 0.5 1200
  132.40.1250 134.40.1250 1445 1055 220 14 1512 105 980 71 150 0.5 1200
130.40.1400 131.40.1400 133.40.1400 1595 1216 220 12 1668 136 1140 96 150 0.5 1300
  132.40.1400 134.40.1400 1595 1216 220 14 1666 116 1134 82 150 0.5 1300
130.40.1600 131.40.1600 133.40.1600 1795 1405 220 14 1876 131 1330 96 150 0.5 1520
  132.40.1600 134.40.1600 1795 1405 220 16 1872 114 1328 84 150 0.5 1520
130.40.1800 131.40.1800 133.40.1800 1995 1605 220 14 2072 145 1526 110 150 0.5 1750
  132.40.1800 134.40. 1800 1995 1605 220 16 2080 127 1520 96 150 0.5 1750
130.45.2000 131.45.2000 133.45.2000 2221 1816 150 16 2267 138 105 0.9 1120
  132.45.2000 134.45.2000 2221 1779 231 16 2304 141 1696 107 160 0.5 2230
130.45.2240 131.45.2240 133.45.2240 2461 2019 231 16 2560 157 1920 121 160 0.5 2700
  132.45.2240 134.45.2240 2461 2019 231 18 2556 139 1926 108 160 0.5 2700
130.45.2500 131.45.2500 133.45.2500 2721 2279 231 18 2826 154 2178 122 160 0.5 3000
  132.45.2500 134.45.2500 2721 2279 231 20 2820 138 2I78 110 160 0.5 3000
130.45.2800 131.45.2800 133.45.2800 3571 2579 23] 18 3114 170 2484 139 160 0.5 3400
  132.45.2800 134.45.2800 3571 2579 231 20 3120 153 2480 125 160 0.5 3400
130.50.3150 131.50.3150 133.50.3150 3432 2579 270 20 3540 174 2760 139 180 0.5 5000
  132.50.3150 134.50.3150 3432 2868 270 22 3542 158 2750 126 180 0.5 5000
130.50.3550 131.50.3550 133.50.3550 3832 3268 270 20 3940 194 3160 159 180 0.5 5600
  132.50.3550 134.50.3550 3832 3268 270 22 3938 176 3146 144 180 0.5 5600
130.50.4000 131.50.4000 133.50.4000 4280 3718 270 22 4400 197 3608 165 180 0.5 6400
  132.50.4000 134.50.4000 4280 3718 270 25 4400 173 3600 145 180 0.5 6400
130.50.4500 131.50.4500 133.50.4500 4782 4218 270 22 4906 220 4114 188 185 0.5 6942
  132.50.4500 134.50.4500 4782 4218 270 25 4900 193 4100 165 185 0.5 6942

Company Profile

HangZhou solarich machinery Co., Ltd. is a professional manufacturer of bearings, We can design and manufacture single-row ball slewing bearings, double-row ball slewing bearings, three-row roller slewing bearings, ball combination slewing bearings, crossed roller bearings, crossed tapered roller bearings Bearings, slewing drives and custom bearings.

Subordinate factories use high-quality chrome steel and stainless steel as raw materials, specializing in the design, development and manufacture of deep groove ball bearings, stainless steel bearings, stainless steel outer ball bearings , tapered bearings , cylindrical bearings, needle bearing , thrust bearing , bearing housing and non-standard bearings.

Adhering to the business philosophy of “Quality and Integrity”, we will continue to provide excellent bearings and high-quality services to serve global customers.

Our Advantages

With a professional team and advanced manufacturing technology, it is in a leading position in the research and development of slewing rings and customized bearings, with reasonable design structure, light weight, strong bearing capacity and strong versatility. Bearing diameters range from 200 to 15000mm, with accuracies covering P0, P6 and P5 grades. Our slewing rings, precision bearings and custom bearings are used in a wide range of industries including construction, engineering, mining, marine, chemical, wind turbines, medical equipment etc.

Solutions

 

Playground Equipment

Slewing bearing can provide excellent performance experience and safety guarantee for amusement equipment, and the durability of slewing bearing is also the main concern of technical engineers. For more than 20 years, slewing bearing solutions have been used in many key applications of large amusement equipment. reflect.

We designed the cross-sectional area to remain the same as the raceway center distance increased, and the slewing ring achieves better dynamic capabilities with less mass.

Key advantages include:
* Lighter weight
* Save spaighter weightce
* Long life and lower maintenance costs
* Better stiffness
* Better lubrication in extreme conditions

Medical Device
With the comprehensive development of scientific and technological strength, the social economyu has been improved faster, and the medical equipment has also been comprehensively improved.

Mining & construction machinery

Mining machinery and heavy construction machinery industry uses a range of different types of highly specialized mobile machinery. . The places where mining machinery and construction machinery are active are mostly mining sites such as mountains and deserts that are far away from ordinary human life. These heavy machinery work in the harshest environments and require continuous low-friction work without reducing load capacity and minimum. assembly and adjustment time. Solving the bearing heating problem caused by the large exciting force, high vibration frequency and continuous operation of vibratory rollers for users has become the focus of the work. Mineral crushing machinery, cutting machinery, screening machinery, loading machinery, conveying machinery and other equipment in the use environment of bearings, users desire products with robustness, durability and high reliability to resist these harsh working conditions.

Transportation vehicle

Metric and inch needle roller bearings have various structural types, mainly including open drawn cup needle roller bearings, closed drawn cup needle roller bearings, needle roller bearings with inner ring and needle roller bearings without inner ring/without inner ring Cage needle roller bearings, caged and cageless needle roller bearings. Widely used in automobiles, motorcycles, mopeds, power tools, textiles, agricultural machinery, printing machinery, construction machinery, automatic instruments and other fields.

Automatic machinery

Industrial robot bearings mainly include 2 categories: 1 is thin-walled bearings, and the other is crossed cylindrical roller bearings. In addition, there are harmonic reducer bearings, linear roller bearings, spherical plain bearings, etc. Bearings with good performance have large bearing capacity, good rigidity, high rotation precision and easy installation.

Packaging & Shipping

 

FAQ

 

Q: Are you trading company or manufacturer?
A: We are bearing manufacturer.

Q: How do you control quality of bearing?
A: All products and services passed ISO9001-2008 Quality Certificate.

Q: What is the MOQ?
A: It depends on the bearing type. You can send inquiry or send e-mail  for more information.

Q: How about the package?
A: Industrial packing in general condition (Plastic tube+ carton+ pallet). Accept design package when OEM.

Q: How long is the delivery time?
A: It will take about 10 to 40 days, depends on the model and quantity.

Q: How about the shipping?
A: We can arrange the shipment or you may have the forwarder.

Q: Is sample avaiable?
A: Yes, sample order is acceptable.

Q: Can we use our own LOGO or design on bearings?
A: Yes. OEM is acceptable. We can design the bearing with your requirements and use your own LOGO and package design.

 

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Standard or Nonstandard: Nonstandard
Sealing Gland: Non-Seal
Rolling-Element Number: Three Row Cylindrical
Samples:
US$ 20/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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

tapered roller bearing

What are the Steps for Proper Installation and Alignment of Tapered Roller Bearings?

Proper installation and alignment of tapered roller bearings are essential to ensure optimal performance, reliability, and longevity. Incorrect installation can lead to premature wear, reduced efficiency, and even catastrophic failure. Here are the steps to follow for the correct installation and alignment of tapered roller bearings:

  • 1. Clean and Prepare the Components:

Thoroughly clean the bearing components, including the bearing housing, shaft, and associated parts. Remove any dirt, debris, or old lubricant that could impact the bearing’s operation.

  • 2. Choose the Correct Tools:

Use appropriate tools and equipment for the installation, such as bearing heaters for controlled heating and proper fit. Avoid using excessive force or striking the bearing directly, as this can damage the components.

  • 3. Inspect the Bearings:

Before installation, visually inspect the tapered roller bearings for any signs of damage or defects. Ensure that the rollers and raceways are clean and free from contaminants.

  • 4. Apply Lubrication:

Apply the recommended lubricant to the rollers, raceways, and other bearing components. Proper lubrication is crucial for reducing friction, dissipating heat, and preventing premature wear.

  • 5. Mount the Bearings:

Mount the bearings onto the shaft or into the housing using appropriate methods. Avoid applying excessive force directly to the bearing components, as this can lead to damage. Utilize specialized tools like bearing pullers and press tools if necessary.

  • 6. Ensure Proper Alignment:

Proper alignment is critical to prevent excessive loads, misalignment, and premature wear. Use precision measurement tools to ensure the bearing is aligned with the shaft and housing within specified tolerances.

  • 7. Apply Controlled Heat:

If necessary, apply controlled heat to the bearing components to aid in expansion and facilitate proper fit. Ensure that the heat is applied uniformly to avoid distortion or damage.

  • 8. Use Adequate Preload:

If specified for your application, apply the appropriate axial preload to eliminate internal clearance and optimize load distribution among the rollers.

  • 9. Secure Bearings:

Secure the bearings in place using locking mechanisms, such as locknuts, to prevent unintended movement and ensure proper retention.

  • 10. Verify Fit and Function:

After installation, verify that the bearings are properly seated, aligned, and functioning as intended. Rotate the shaft to ensure smooth operation and absence of unusual noise or vibration.

  • 11. Document the Installation:

Keep a record of the installation process, including alignment measurements, preload values, and any relevant notes. This documentation can aid in future maintenance and troubleshooting.

Proper installation and alignment are essential to achieving optimal performance and longevity from tapered roller bearings. Following these steps ensures that the bearings operate smoothly and reliably within their intended applications.

cylindrical roller bearing

How do cylindrical roller bearings perform in high-speed or high-temperature environments?

Cylindrical roller bearings are designed to perform reliably in high-speed or high-temperature environments, although their performance may be influenced by various factors. Let’s explore how cylindrical roller bearings perform under these conditions:

  • High-Speed Environments:

In high-speed environments, cylindrical roller bearings are subjected to increased centrifugal forces and higher operating temperatures. To accommodate these conditions, several design features are employed:

  • Cage Design:

Cylindrical roller bearings intended for high-speed applications often feature optimized cage designs. The cage, or retainer, holds the cylindrical rollers in position and prevents excessive friction and heat generation. Cages made of lightweight materials such as phenolic resin or engineered plastics help reduce inertia and minimize cage wear at high speeds.

  • Roller and Raceway Geometry:

The roller and raceway profiles are designed to minimize sliding friction and ensure proper roller guidance. Special attention is given to the surface finish and precision of these components to reduce friction and minimize heat generation. Additionally, high-speed cylindrical roller bearings may have specific modifications, such as optimized roller end profiles and surface coatings, to further enhance their performance in high-speed applications.

  • Lubrication:

Proper lubrication is crucial in high-speed environments to reduce friction, dissipate heat, and prevent premature wear. High-speed cylindrical roller bearings often require lubricants with specific properties, such as low viscosity and excellent thermal stability, to ensure effective lubrication under high-speed conditions. Lubrication methods, such as oil-air lubrication or oil mist lubrication, may be employed to provide sufficient lubricant supply to the bearing at high speeds.

  • High-Temperature Environments:

When operating in high-temperature environments, cylindrical roller bearings face challenges related to elevated temperatures and potential thermal expansion. To address these challenges, the following considerations are taken into account:

  • Bearing Materials:

High-temperature cylindrical roller bearings are often made from heat-resistant materials that can withstand elevated temperatures without compromising their mechanical properties. Common materials include high-temperature steels, heat-resistant alloys, or ceramics. These materials offer improved dimensional stability and resistance to thermal expansion, ensuring the bearing’s performance and longevity.

  • Lubrication:

Proper lubrication becomes even more critical in high-temperature environments. Lubricants with high-temperature stability, such as synthetic oils or greases specifically formulated for high temperatures, are used to maintain adequate lubrication properties and prevent premature lubricant degradation. Lubrication intervals may need to be adjusted to ensure sufficient lubricant replenishment under high-temperature conditions.

  • Clearance and Preload:

In high-temperature environments, the bearing’s internal clearance or preload may be adjusted to compensate for thermal expansion. Proper clearance or preload selection helps maintain the desired operating conditions and prevents excessive bearing play or preload loss due to thermal effects.

It’s important to note that the specific performance of cylindrical roller bearings in high-speed or high-temperature environments can vary depending on factors such as the bearing size, design, operating conditions, and the presence of additional cooling or heat dissipation measures. Consulting bearing manufacturers’ recommendations and considering the application requirements are crucial for selecting the appropriate cylindrical roller bearings for high-speed or high-temperature applications.

cylindrical roller bearing

Can you explain the design and structure of cylindrical roller bearings?

Cylindrical roller bearings have a specific design and structure that enables them to handle high radial loads and moderate thrust loads. Let’s explore the key components and features of cylindrical roller bearings:

  • Inner and Outer Rings:

The inner and outer rings of cylindrical roller bearings are typically made of high-quality bearing steel. The inner ring is mounted on the rotating shaft, while the outer ring is usually mounted in a stationary housing. The rings are precision-machined with raceways that serve as the contact surfaces for the cylindrical rollers.

  • Cylindrical Rollers:

Cylindrical rollers are the main load-carrying components of the bearing. They are cylindrical in shape and have a high length-to-diameter ratio. The rollers are precision-ground to ensure close tolerances and uniform size distribution. The large contact area between the rollers and the raceways allows for efficient load distribution and reduced stresses.

  • Cage:

A cage, also known as a separator, is used to keep the cylindrical rollers evenly spaced and prevent them from coming into contact with each other. The cage is typically made of steel or other materials such as brass or polyamide (nylon). It provides guidance and retains the rollers in position during operation, ensuring smooth rolling motion and preventing roller skewing or jamming.

  • Flanges:

Cylindrical roller bearings may have flanges on the inner or outer rings or both. Flanges are raised edges or shoulders that provide axial guidance and help in locating the bearing in the axial direction. The presence of flanges can also improve the overall rigidity and axial load-carrying capacity of the bearing.

  • Internal Clearance:

The internal clearance of cylindrical roller bearings refers to the space between the rollers and raceways when there is no external load applied. It affects the bearing’s thermal expansion, running accuracy, and ability to accommodate misalignment or axial displacement. Different levels of internal clearance are available to suit specific application requirements.

  • Lubrication:

Cylindrical roller bearings require proper lubrication to minimize friction, reduce wear, and dissipate heat generated during operation. Lubrication helps to maintain the separation between the rolling elements and raceways, preventing metal-to-metal contact and minimizing the risk of premature failure. Common lubrication methods include grease lubrication and oil lubrication.

  • Sealing and Protection:

Cylindrical roller bearings can be equipped with various types of seals or shields to prevent the ingress of contaminants and retain lubrication. These seals and shields help to extend the bearing’s service life and maintain its performance by providing protection against moisture, dust, and other external factors that could cause damage or deterioration.

Overall, the design and structure of cylindrical roller bearings allow them to efficiently handle radial loads and moderate thrust loads. The combination of inner and outer rings, cylindrical rollers, cage, flanges, internal clearance, lubrication, and sealing work together to provide reliable and smooth rotational motion in machinery applications.

China manufacturer 133.25.500 Solarich Bearing OEM Slewing Ring Three Row Cylindrical Roller Rotary Slewing Bearing 132.50.500 Internal Gear Slewing Turntable Bearing   bearing airChina manufacturer 133.25.500 Solarich Bearing OEM Slewing Ring Three Row Cylindrical Roller Rotary Slewing Bearing 132.50.500 Internal Gear Slewing Turntable Bearing   bearing air
editor by CX 2024-04-12