| Customization: | Available |
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| Rolling Body: | Roller Bearings |
| The Number of Rows: | Single |
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Cylindrical roller bearings are a type of rolling-element bearing that uses cylindrical rollers to maintain the separation between the moving parts of the bearing. These bearings are designed to handle high radial loads and moderate axial loads. Here are some key features and applications of cylindrical roller bearings:
High Radial Load Capacity: Cylindrical roller bearings are designed to support high radial loads due to the line contact between the rollers and the raceways.
Moderate Axial Load Capacity: They can handle moderate axial loads, especially if the bearing has flanges on the inner or outer ring.
Low Friction: The rolling elements reduce friction compared to sliding contact bearings, leading to higher efficiency and lower heat generation.
High Speed Capability: These bearings can operate at high speeds, making them suitable for various high-speed applications.
Separable Design: Many cylindrical roller bearings have separable components, which makes installation, disassembly, and maintenance easier.
| Bearing Model | Bore Diameter (d) [mm] | Outer Diameter (D) [mm] | Width (B) [mm] | Weight [kg] |
|---|---|---|---|---|
| NJ1019W | 95 | 145 | 24 | 1.20 |
| NUP220ET | 100 | 180 | 34 | 2.70 |
| NU318EM | 90 | 190 | 43 | 6.10 |
| N2218W | 90 | 160 | 40 | 3.80 |
| NF320 | 100 | 215 | 47 | 7.50 |
Preparation:
Ensure all installation tools and bearing components are clean and free of dust.
Check that the dimensions of the bearing housing and shaft meet the requirements, ensuring there is no damage or burrs.
Bearing Inspection:
Inspect the bearings for any damage or foreign objects before installation.
Confirm that the bearing model is consistent with the design requirements.
Installation Method:
Generally, the inner and outer rings of cylindrical roller bearings can be installed separately.
For cases where the inner ring is an interference fit, heating or hydraulic methods can be used to install the inner ring.
For the outer ring, use a press-fitting tool to apply even pressure during installation.
Heating Method Installation:
Heat the bearing inner ring to 80-120°C (do not exceed 120°C) to cause it to expand.
Quickly install the expanded inner ring onto the shaft until it cools and tightly fixes in place.
Press-Fitting Method Installation:
Use a dedicated press-fitting tool to ensure that pressure is evenly applied to the bearing ring.
Avoid directly striking the bearing to prevent damage.
Post-Installation Inspection:
After installation, check whether the bearing is properly installed and rotates smoothly.
Confirm there are no abnormal noises or jamming.
Lubrication:
Select the appropriate lubricant based on the bearing type and operating conditions.
Ensure the bearing is properly lubricated after installation.
Final Inspection:
After completing all installation steps, perform a final inspection to ensure the bearing operates normally.
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