Crossed Roller Bearing RA10008UUCC0 100X116X8mm Block Linear Guide Slide RA10008C Cross-Roller Ring

Crossed Roller Bearing RA10008UUCC0 100X116X8mm Block Linear Guide Slide RA10008C Cross-Roller Ring Thin Wall Crossed Roller Bearing Compact Hand Robot Joint Bearing

The RA10008C RA10008UUCC0 bearing is designed for high-precision rotational motion, featuring crossed cylindrical rollers arranged at right angles to provide exceptional rigidity and load-bearing capacity. Key features include:

• Outer Diameter:116 mm
• Bore Diameter: 100 mm
• Width:8 mm
• Structure: Integrated compact design supporting radial, axial, and moment loads in any direction.
• Installation: Simplified by eliminating the need for a mounting flange.

The RA10008C RA10008UUCC0 bearing excels in applications requiring high performance and reliability, offering superior stiffness and load capacity while simplifying installation.

What's the Performance Features of RA10008C RA10008UUCC0 Crossed Roller Bearing?

The RA10008UUCC0, cross roller bearings, is characterized by its high precision and thin-wall lightweight design. It is mainly used in the following fields:

1. Industrial Robots and Robotic Arms

• Joint Rotation: The thin-wall design (split outer ring) of the RA series reduces the weight of the bearing housing, making it ideal for high-precision rotation in robotic arm joints, such as the rotary axes of six-axis robotic arms.
• Compact Space Adaptation: Its lightweight and high-rigidity features ensure stable performance even in the narrow spaces of robotic hands .

2. Precision Machine Tools and CNC Equipment

• Rotary Tables and Indexing Devices: Used in rotary tables of CNC machines and inspection instrument turntables, supporting high-precision indexing operations (e.g., P4/P5 grade accuracy).
• High-Rigidity Support: Capable of withstanding radial loads and minor overturning moments, suitable for transmission systems in precision grinders and machining centers .

3. Medical and Scientific Research Equipment

• Imaging Equipment Joints: Such as rotating components in CT scanners and precise motion control in medical robotic arms .
• Laboratory Instruments: Provides stable rotation for high-precision optical testing platforms and experimental turntables .

4. Automated Inspection Equipment

• Industrial Inspection Platforms: Delivers low-friction, high-repeatability positioning support in automated vision inspection systems .
• Radar Scanning Mechanisms: Suitable for radar antenna bases requiring high-speed, low-noise rotation .

5. Other High-Precision Applications

• Semiconductor Manufacturing Equipment: Achieves precise motion in cleanroom environments, such as wafer handling machinery .
• Aerospace Components: Used in satellite attitude adjustment mechanisms and other scenarios with stringent weight and reliability requirements (requires customization with special materials).

What's the Applications of the RA10008C  RA10008UUCC0​ Crossed Roller Bearing?

The RA10008UUCC0 is a thin-walled crossed roller bearing (outer ring split type) .Its applications are primarily concentrated in scenarios requiring high precision, high rigidity, and compact design. The specific applications include the following areas:

1.  Industrial Robotics

• Used in joint rotation sections or end-effectors of robotic arms, leveraging its thin-walled design and high rigidity to achieve lightweight structures while withstanding multi-directional loads .

2. Machining Equipment

• Applied in rotary tables, indexing tables, or turntables of CNC machines (such as machining centers), ensuring precision stability during high-speed rotation.

3. Precision Inspection and Instruments

• Suitable for metrology equipment, optical instruments, and other high-precision inspection devices, supporting highly accurate positioning at minimal angular increments  .

4. Medical Equipment

• Used in rotating components of medical devices such as CT scanners and MRI machines, meeting requirements for rust resistance and high cleanliness .

5. Automation and Special Machinery

• Integrated into rotating parts of robotic arms, semiconductor manufacturing equipment (such as IC packaging machines), or aerospace equipment, adapting to complex operating conditions involving torque and axial loads  .

RA-C Series Crossed Roller Bearing

The RA C Series Cross Roller Bearings are compact bearings specifically designed for high-precision and high-rigidity applications. Their core features and application scenarios are as follows:

1. Structural Features

Integrated Inner and Outer Rings

The RA C Series adopts an integrated inner and outer ring structure, with the outer ring featuring a crack design (notched structure). This design maintains high rigidity while allowing the outer ring to rotate, making it suitable for applications where the outer ring needs to move .

Ultra-Thin Section and Compact Size

This series achieves an ultra-thin section . It is particularly ideal for applications with limited installation space, such as industrial robot joints and rotating components of robotic arms.

Composite Load Capacity

The rollers are arranged in a 90° cross pattern, allowing a single bearing to handle radial loads, axial loads, and overturning moments, replacing traditional multi-bearing combinations .

2. Application Areas

Industrial Robots

Used in robotic arm joints and rotating components, meeting the demands for high-speed motion and precision due to their high rigidity and low friction characteristics .

CNC Machines and Machining Centers

Suitable for rotary tables and precision indexing tables, providing stable rotational accuracy and shock resistance.

Medical Equipment and Precision Instruments

Its high-precision characteristics make it the preferred choice for fields such as surgical robots and optical instruments .

3. Advantages and Performance

High Rigidity and Load Capacity

The integrated inner and outer ring structure enhances anti-overturning capability, enabling the bearing to withstand complex loads and making it suitable for heavy machinery and high-dynamic load scenarios.

Low Friction and Long Service Life

Rollers are separated by spacers to prevent tilting and friction, reducing rotational torque and extending lubrication intervals.

Preload Adjustment Flexibility

Supports preload adjustment to optimize rotational accuracy and stability, adapting to various operating conditions.

If you need more detailed information , feel free to ask!