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Address: Suzhou City, Jiangsu Province, China, 215000
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Tel: 0086-512-68235075
R162331420 Original Rexroth Linear Bearing Block
BALL RUNNER BLOCK CARBON STEEL KWD-035-SLS-C1-N-1
- Size 35
- Format SLS: Width = slimline, length = long, height = standard
- Runner block body made of unalloyed steel CS
- Preload class C1: Low preload
- Accuracy class N: Standard
- Without ball chain
- With initial lubrication and preservation
- Roller bearing grease Dynalub 510
- Without attachment element, left (front reference edge)
- Without attachment element, right (front reference edge)
- Straight lube connection loosely attached.
- Runner block body in standard version
- Overall length of the runner block = 139.0 mm
- Interchangeability: The runner block and the guide rails can be combined with each other with every accuracy.
Technical Advantages
The R162331420 linear bearing block offers several key benefits:
- High Load Capacity: With dynamic load ratings up to 66,700N, this bearing block provides excellent performance even under very high loads.
- Optimized Geometry: The optimized entry-zone geometry and high number of balls help minimize variations in elastic deflection, ensuring smooth linear motion.
- Long-term Lubrication: The minimum quantity lubrication system with an integrated reservoir ensures that the bearing block operates reliably for several years without requiring frequent maintenance.
- Interchangeability: The bearing block can be used with all Rexroth ball guide rail systems, offering limitless compatibility and flexibility.
Core Features and Technical Specifications
| Technical Parameter | Specification | Explanation | Industry Standard Comparison |
|---|---|---|---|
| Nominal Size | 35mm | The size of the linear bearing block, ensuring compatibility with other components | ISO 14728 |
| Preload Class | C1 – Low preload | Indicates the amount of initial load applied to reduce backlash | DIN ISO 14728-1 |
| Dynamic Load Capacity | C100: 66,700N (15,000 lbf) | Refers to the maximum load the bearing block can handle dynamically | DIN ISO 14728-1 |
| Friction Coefficient | μ: 0.002 – 0.003 | Measures the friction during operation, affecting the smoothness of motion | DIN ISO 14728-1 |
| Static Load Capacity | C0: 116,000N (26,100 lbf) | Maximum load the linear bearing block can support when stationary | DIN ISO 14728-1 |
| Dynamic Torsional Moment Load Capacity | Mt50: 1,810Nm, Mt100: 1,440Nm | Indicates the bearing block’s ability to resist twisting forces | DIN ISO 14728-1 |
| Maximum Acceleration Rate | 500m/s² | Defines the maximum rate of acceleration the bearing block can handle | DIN ISO 14728-1 |
Test Environment: Room temperature, 1% humidity
Technical Attributes
| Version | Ball rail system |
| Nominal size [mm] | 35 |
| Format | SLS – slimline, long, standard height |
| Model | High-precision ball runner block |
| Material | Carbon steel |
| Preload class | C1 – Low preload |
| Accuracy class | N – Normal |
| Seal | SS – Standard seal |
| Ball chain | Without ball chain (standard) |
| Self-aligning for compensation of misalignments | Without self-alignment |
| Width of runner block [mm] | 70 |
| Length of runner block [mm] | 139 |
| Height of runner block [mm] | 40.4 |
| Height runner block with guide rail [mm] | 48 |
| Lubrication | With initial lubrication and preservation |
| Dynamic load capacity C100 [N] | 66700 |
| Note: dynamic load capacity C100 | Dynamic load capacities and load moments are based on a stroke travel of 100,000 m according to DIN ISO 14728-1. |
| Maximum acceleration rate amax [m/s²] | 500 |
| Note: Max. acceleration amax | If Fcomb◡> 2.8 • Fpr : amax = 50 m/s2 |
| Maximum permissible linear speed vmax [m/s] | 5 |
| Permissible ambient temperature (min. … max.) | -10 °C … +80 °C |
| Note: permissible ambient temperature (min. … max.) | 100 °C admissible for short time. For operation at negative temperatures, please consult us. |
| Friction coefficient μ | 0.002 … 0.003 |
| Note: friction coefficient μ | Without friction of seal |
| Weight [kg] | 1.78 |
| Dynamic load capacity C50 [N] | 84000 |
| Note: dynamic load capacity C50 | Dynamic load capacity and load moments based on a travel of 50,000 m. |
| Static load capacity C0 [N] | 116000 |
| Dynamic torsional moment load capacity Mt50 [Nm] | 1810 |
| Note: Dynamic torsional moment load capacity Mt50 | Dynamic load capacity and load moments based on a travel of 50,000 m. |
| Dynamic torsional moment load capacity Mt100 [Nm] | 1440 |
| Note: Dynamic torsional moment load capacity Mt100 | Dynamic load capacities and load moments are based on a stroke travel of 100,000 m according to DIN ISO 14728-1. |
| Static torsional moment load capacity Mt0 [Nm] | 2500 |
| Dynamic longitudinal moment load capacity ML50 [Nm] | 1630 |
| Note: Dynamic longitudinal moment load capacity ML50 | Dynamic load capacity and load moments based on a travel of 50,000 m. |
| Dynamic longitudinal moment load capacity ML100 [Nm] | 1290 |
| Note: Dynamic longitudinal moment load capacity ML100 | Dynamic load capacities and load moments are based on a stroke travel of 100,000 m according to DIN ISO 14728-1. |
| Static longitudinal moment load capacity ML0 [Nm] | 2240 |
| Pitch T guide rail [mm] | 80 |
| Dimension A (profiled rail systems) [mm] | 70 |
| Dimension A1 (profiled rail systems) [mm] | 35 |
| Dimension A2 (profiled rail systems) [mm] | 34 |
| Dimension A3 (profiled rail systems) [mm] | 18 |
| Dimension B (profiled rail systems) [mm] | 139 |
| Dimension B tolerance (profiled rail systems) [mm] | +0.5 |
| Dimension B1 [mm] | 105.5 |
| Dimension E1 [mm] | 50 |
| Dimension E2 (profiled rail systems) [mm] | 72 |
| Dimension E8 (profiled rail systems) [mm] | 58 |
| Dimension E9 (profiled rail systems) [mm] | 17.35 |
| Dimension H [mm] | 48 |
| Dimension H1 (profiled rail systems) [mm] | 40.4 |
| Dimension H2 with cover strip (profiled rail systems) [mm] | 32.15 |
| Dimension H2 without cover strip (profiled rail systems) [mm] | 31.85 |
| Dimension K1 (profiled rail systems) [mm] | 23.75 |
| Dimension K2 (profiled rail systems) [mm] | 25.25 |
| Dimension K3 (profiled rail systems) [mm] | 6.9 |
| Dimension K4 (profiled rail systems) [mm] | 6.9 |
| Dimension N3 (profiled rail systems) [mm] | 13 |
| Dimension N6 (profiled rail systems) [mm] | 20.5 |
| Dimension N6 tolerance (profiled rail systems) [mm] | ±0.5 |
| Dimension S2 (profiled rail systems) | M8 |
| Dimension S5 (profiled rail system) [mm] | 9 |
| Dimension S9 | M3x5 mm |
| Dimension S9 thread diameter (profiled rail systems) | M3 |
| Dimension S9 lead [mm] | 5 |
| Dimension T1 min [mm] | 16 |
| Dimension V1 [mm] | 8 |
Installation Checklist
- Ensure all guide rails are aligned with reference edges for optimal performance.
- Check the flatness of the foundation to avoid misalignment.
- Verify the preload settings to match the application requirements.
- Use a torque wrench to apply correct mounting force for attachments.
- Ensure proper lubrication with the recommended oil or grease.
- Adjust preload settings as necessary to optimize motion performance.
FAQ:
1. What is the maximum load capacity of the Rexroth R162331420 linear bearing block?
The dynamic load capacity of the Rexroth R162331420 linear bearing block is 66,700N (15,000 lbf), and its static load capacity is 116,000N (26,100 lbf).
2. What type of lubrication does the Rexroth R162331420 use?
The bearing block comes with initial lubrication and uses a roller bearing grease (Dynalub 510) for preservation, ensuring reliable operation over extended periods.
3. Can the Rexroth R162331420 linear bearing block be used in extreme temperatures?
Yes, the bearing block can operate in a temperature range from -10°C to +80°C, with short-term use permissible up to 100°C. For operation in negative temperatures, consultation with the manufacturer is recommended.
4. Is the Rexroth R162331420 linear bearing block compatible with all linear guide rail systems?
Yes, the R162331420 is designed for compatibility with all SNS/SNO ball guide rails, ensuring high versatility in various applications.
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