Built for Large Rotary Systems
The RB80070 serves as a structural bearing component for large rotary systems, supporting the connection between fixed and moving parts during operation. Its crossed roller construction allows forces from multiple directions to be handled within the bearing, making it a practical choice for large rotary tables, positioning mechanisms, and other precision equipment.
Mechanical Performance
The RB80070 provides continuous support for rotary components within large mechanical assemblies. Its crossed roller arrangement distributes contact around the raceways, helping the bearing accommodate forces acting from different directions during operation. This configuration supports controlled rotation while maintaining a stable connection between the bearing and surrounding components, making it suitable for rotary systems where structural coordination and consistent movement are important.
Technical Parameters
| Model | RB80070 |
| Inner Diameter (d) | 800 mm |
| Outer Diameter (D) | 950 mm |
| Roller Pitch Diameter (Dpw) | 868.1 mm |
| Width (B) | 70 mm |
| Chamfer (rmin) | 4 |
| Shoulder Size (ds) | 836 |
| Shoulder Size (Dh) | 900 |
| Basic Load Rating (Radial) Cr | 468 kN |
| Basic Load Rating (Radial) Cor | 1330 kN |
| Accuracy Class | P5 / P4 / P2 (optional) |
| Weight | 105 kg |
Check More Type of RB Crossed Roller Bearing
Application Areas
Professional Manufacturing Capability
Specialized production equipment forms an important part of RB80070 manufacturing, supporting the machining and finishing of its large bearing components. Dedicated grinding, assembly, and inspection equipment allows key manufacturing operations to be carried out with controlled dimensional accuracy and repeatable processing conditions. This equipment-based production capability provides the manufacturing foundation needed for consistent large-size crossed roller bearing production.
RB80070 Selection & Installation Guide
What should be checked before mounting the RB80070?
Check the mating shaft or housing, mounting surfaces, and surrounding components before installation. Proper dimensional matching and alignment help establish a suitable mounting condition for the bearing.
Can RB80070 Fit a Custom Rotary Assembly?
Yes. The RB80070 can be incorporated into customized rotary mechanisms when its dimensions and operating requirements match the system. The mounting arrangement and surrounding mechanical structure should be reviewed during the design stage.
What can cause irregular rotation after installation?
Incorrect alignment, unsuitable mating components, contamination, or uneven mounting can affect normal rotation. If irregular movement occurs, the installation condition should be checked before further operation.
How to Select the RB80070?
The selection should take into account bearing dimensions, load direction, operating speed, mounting conditions, and the required movement of the mechanism. These factors should be evaluated together with the equipment's overall mechanical requirements.
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