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RB Cross Roller Bearings

1.Structure: RB crossed roller bearing series type is outer ring division type with inner rotating.
2. Sizes: Inner Diameter: 30-1250mm Outer Diameter: 55-1500mm Width: 10-110mm Weight: 0.12-440kg
3. Feature: RB crossed roller bearing series (outer ring division type with inner rotating), this type is the basic type of crossed roller bearings. The outer rings have two parts, and the inner ring is one integer.
4. Application:The type is well applied to the situation which need high rotation accuracy on inner ring. For example, it is suitable for the rotary part of the indexing table of the tools machine.
5. Precision: P5, P4, P2
6. Material: Gcr15, Gcr15SiMn
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What are RB Cross Roller Bearings?

RB Cross Roller Bearings are specialized high-precision bearings designed to handle high loads and provide exceptional rigidity in various demanding applications. These bearings are characterized by their unique construction, which features alternating rows of rollers that cross each other at 90 degrees. This design allows them to support radial, axial, and moment loads simultaneously, making them ideal for applications that require precise positioning and stability.

Why Choose CHG Bearing for RB Cross Roller Bearings?

At CHG Bearing, we pride ourselves on being a leading manufacturer and supplier of the roller bearings. Here’s why you should consider us for your bearing needs:

  1. Customization and Solutions: We provide tailored solutions to meet the specific requirements of different working conditions, ensuring that our bearings perform optimally in your unique applications.

  2. Industry Expertise: With over 30 years of experience in the industry, we have developed a deep understanding of bearing technology and customer needs. Our extensive experience includes collaborations with many large and reputable companies.

  3. Innovation and Quality: Our commitment to quality is demonstrated by our more than 50 invention patents and certifications, including ISO9001 for quality management and ISO14001 for environmental management. We adhere to the highest standards to ensure the reliability and durability of our products.

For more information or to discuss your specific needs, feel free to contact us at sale@chg-bearing.com.

Technical Specifications

Specification Details
Type RB Cross Roller Bearing
Load Capacity High radial, axial, and moment loads
Precision High precision with minimal runout
Rigidity Excellent rigidity and stability
Temperature Range -20°C to +150°C
Materials High-quality steel or stainless steel
Certification ISO9001, ISO14001, etc.

Benefits of RB Cross Roller Bearings

The roller bearings offer several advantages, including:

  • High Precision: Ensures accurate and stable positioning for precision machinery.
  • High Load Capacity: Can support heavy radial, axial, and moment loads simultaneously.
  • Enhanced Rigidity: Provides excellent rigidity and stability, reducing vibrations and increasing the lifespan of your equipment.
  • Versatility: Suitable for a wide range of applications, from aerospace to robotics and medical equipment.

Applications

The roller bearings are used in various industries due to their robust performance characteristics. Here are some key applications:

  1. Aerospace: Used in aircraft landing gear, missiles, drones, and other aerospace equipment where precision and reliability are crucial.
  2. Robotics: Integral to robot arms, chassis, and other motion mechanisms in industrial robots.
  3. Machine Tools: Essential for spindle transmission devices and feed systems, ensuring precise machining and stability.
  4. Medical Equipment: Employed in high-end medical devices like CT and MRI machines to handle harsh environments and maintain precision.
  5. Automobile Manufacturing: Found in steering gears, transmissions, and suspension systems, contributing to vehicle performance and safety.

Installation Guide

Proper installation is crucial for optimal performance. Follow these steps for installing RB Cross Roller Bearings:

  1. Preparation: Ensure all components are clean and free of debris.
  2. Alignment: Properly align the bearing with the housing and shaft.
  3. Press Fit: Use a press to install the bearing, applying even pressure to avoid damage.
  4. Lubrication: Apply appropriate lubrication as specified in the product guidelines.
  5. Testing: After installation, test the bearing to ensure it operates smoothly and within the desired parameters.

Maintenance and Care

To extend the life of your roller bearings, follow these maintenance tips:

  • Regular Inspection: Check for signs of wear, corrosion, or contamination.
  • Proper Lubrication: Maintain proper lubrication levels to reduce friction and wear.
  • Clean Environment: Keep the operating environment clean and free from debris.
  • Monitor Performance: Regularly monitor the bearing’s performance and address any issues promptly.

FAQ

1. What makes the roller bearings different from other bearings?

The roller bearings are unique due to their cross-roller design, which allows them to handle multiple types of loads simultaneously with high precision and rigidity.

2. Can the roller bearings be customized?

Yes, at CHG Bearing, we offer customization options to meet the specific requirements of different applications and environments.

3. What industries use the roller bearings?

These bearings are used in aerospace, robotics, machine tools, medical equipment, automobile manufacturing, and more.

4. How do I maintain the roller bearings?

Regular inspection, proper lubrication, and keeping the environment clean are key to maintaining the performance of these bearings.

Customer Reviews

"CHG Bearing's the products have significantly improved the performance of our robotics systems. The precision and load capacity are top-notch!" – Sarah M., Robotics Engineer

"We've been using CHG Bearing's products for years. Their roller bearings are reliable and have never let us down." – John D., Aerospace Technician

Contact Us

For more information about RB Cross Roller Bearings or to request a quote, please contact us at sale@chg-bearing.com. Our team is here to provide expert advice and support for your bearing needs.

Identifi -cation number Main dimensions Shoulder height Basic load rating（radial） weight

inner ring

d (mm)

outer ring

D(mm)

 Roller pitch circle diameter dp(mm) width B B1 (mm) Chamfer r(min) ds Dh C kN C0 kN Kg
HRB3010 30 55 41.5 10 0.6 37 47 7.35 8.36 0.12
HRB3510 35 60 46.5 10 0.6 41 51.5 7.64 9.12 0.13
HRB4010 40 65 51.5 10 0.6 47.5 57.5 8.33 10.6 0.16
HRB4510 45 70 56.5 10 0.6 51 61.5 8.62 11.3 0.17
HRB5013 50 80 64 13 0.6 57.4 72 16.7 20.9 0.27
HRB6013 60 90 74 13 0.6 68 82 18 24.3 0.3
HRB7013 70 100 84 13 0.6 78 92 19.4 27.7 0.35
HRB8016 80 120 98 16 0.6 91 111 30.1 42.1 0.7
HRB9016 90 130 108 16 1 98 118 31.4 45.3 0.75
HRB10016 100 140 119.3 16 1 109 129 31.7 48.6 0.83
HRB10020 150 123 20 1 113 133 33.1 50.9 1.45
HRB11012 110 135 121.8 12 0.6 117 127 12.5 24.1 0.4
HRB11015 145 126.5 15 0.6 122 136 23.7 41.5 0.75
HRB11020 110 160 133 20 1 120 143 34 54 1.56
HRB12016 120 150 134.2 16 1.6 127 141 24.2 43.2 0.72
HRB12025 180 148.7 25 1.5 133 164 66.9 100 2.62
HRB13015 130 160 144.5 15 0.6 137 152 25 46.7 0.72
HRB13025 190 158 15 1.5 143 174 69.5 107 2.82
HRB14016 140 175 154.8 16 1 147 162 25.9 50.1 1
HRB14025 200 168 25 1.5 154 185 74.8 121 2.96
HRB15013 150 180 164 13 0.6 157 172 27 53.5 0.68
HRB15025 210 178 25 1.5 164 194 76.8 128 3.16
HRB15030 230 188 30 1.5 173 211 100 156 5.3
HRB16025 160 220 188.6 25 1.5 173 204 81.7 135 3.14
HRB17020 170 220 191 20 1.5 184 198 29 62.1 2.21
HRB18025 180 240 210 25 1.5 195 225 84 143 3.44
HRB19025 190 240 211.9 25 1 202 222 41.7 82.9 2.99
HRB20025 200 260 230 25 2 245 245 84.2 157 4
HRB20030 280 240 30 2 258 258 114 200 6.7
HRB20035 295 247.7 35 2 270 270 151 252 9.6
HRB22025 220 280 250.1 25 2 235 265 92.3 171 4.1
HRB24025 240 300 269 25 2.5 256 281 68.3 145 4.5
HRB25025 250 310 277.5 25 2.5 265 290 69.3 150 5
HRB25030 330 287.5 30 2.5 269 306 126 244 8.1
HRB25040 355 300.7 40 2.5 275 326 195 348 14.8
HRB30025 300 360 328 25 2.5 315 340 76.3 178 5.9
HRB30035 395 345 35 2.5 322 368 183 367 13.4
HRB30040 300 405 351.6 40 2.5 326 377 212 409 17.2
HRB35020 350 400 373.4 20 2.5 363 383 54.1 143 3.9
HRB40035 400 480 440.3 35 2.5 422 459 156 370 14.5
HRB40040 510 453.4 40 2.5 428 479 241 531 23.5
HRB45025 450 500 474 25 1 464 484 61.7 182 6.6
HRB50025 500 550 524.2 25 1 514 534 65.5 201 7.3
HRB50040 600 548.8 40 2.5 526 572 239 607 26
HRB50050 625 561.6 50 2.5 536 587 267 653 41.7
HRB60040 600 700 650 40 3 627 673 264 721 29
HRB70045 700 815 753.5 45 3 731 777 281 836 46
HRB80070 800 950 868.1 70 4 836 900 468 1330 105
HRB90070 900 1050 969 70 4 937 1001 494 1490 120
HRB1000110 1000 1250 1114 110 5 1057 1171 1220 3220 360
HRB1250110 1250 1500 1365.8 110 5 1308 1423 1350 1970 440

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