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| NO. | Product | Product Number | Наружный диаметр (d1) | Диаметр отверстия втулки (d) | Ширина (B) | Базовая динамическая нагрузка | Базовая статическая нагрузка | Базовая динамическая нагрузка, осевая |
|---|---|---|---|---|---|---|---|---|
| 1 |
|
NKIA5901 | 16 mm | 8.09 KN | 9.65 KN | 2.07 KN | ||
| 2 |
|
NKIA5902 | 18 mm | 11.2 KN | 15.3 KN | 2.27 KN | ||
| 3 |
|
NKIA5903 | 18 mm | 11.4 KN | 16.3 KN | 2.24 KN | ||
| 4 |
|
NKIA5904 | 23 mm | 21.6 KN | 28 KN | 3.79 KN | ||
| 5 |
|
NKIA59/22 | 23 mm | 23.3 KN | 32 KN | 4.14 KN | ||
| 6 |
|
NKIA5905 | 23 mm | 24.2 KN | 34.5 KN | 4.24 KN | ||
| 7 |
|
NKIA5906 | 23 mm | 25.5 KN | 39 KN | 4.54 KN | ||
| 8 |
|
NKIA5907 | 27 mm | 31.9 KN | 54 KN | 5.83 KN | ||
| 9 |
|
NKIA5908 | 30 mm | 42.9 KN | 71 KN | 7.17 KN | ||
| 10 |
|
NKIA5909 | 30 mm | 45.7 KN | 78 KN | 7.47 KN | ||
| 11 |
|
NKIA5910 | 30 mm | 47.3 KN | 85 KN | 7.74 KN | ||
| 12 |
|
NKIA5911 | 34 mm | 57.2 KN | 106 KN | 9.27 KN | ||
| 13 |
|
NKIA5912 | 34 mm | 60.5 KN | 114 KN | 9.58 KN | ||
| 14 |
|
NKIA5913 | 34 mm | 61.6 KN | 120 KN | 9.96 KN | ||
| 15 |
|
NKIA5914 | 40 mm | 84.2 KN | 163 KN | 13.2 KN | ||
| 16 |
|
NKIB5901 | 17.5 mm | 8.09 KN | 9.65 KN | 2.07 KN | ||
| 17 |
|
NKIB5902 | 20 mm | 11.2 KN | 15.3 KN | 2.27 KN | ||
| 18 |
|
NKIB5903 | 20 mm | 11.4 KN | 16.3 KN | 2.24 KN | ||
| 19 |
|
NKIB5904 | 25 mm | 21.6 KN | 28 KN | 3.79 KN | ||
| 20 |
|
NKIB59/22 | 25 mm | 23.3 KN | 32 KN | 4.14 KN | ||
| 21 |
|
NKIB5905 | 25 mm | 24.2 KN | 34.5 KN | 4.24 KN | ||
| 22 |
|
NKIB5906 | 25 mm | 25.5 KN | 39 KN | 4.54 KN | ||
| 23 |
|
NKIB5907 | 30 mm | 31.9 KN | 54 KN | 5.83 KN | ||
| 24 |
|
NKIB5908 | 34 mm | 42.9 KN | 71 KN | 7.17 KN | ||
| 25 |
|
NKIB5909 | 34 mm | 45.7 KN | 78 KN | 7.47 KN | ||
| 26 |
|
NKIB5910 | 34 mm | 47.3 KN | 85 KN | 7.74 KN | ||
| 27 |
|
NKIB5911 | 38 mm | 57.2 KN | 106 KN | 9.27 KN | ||
| 28 |
|
NKIB5912 | 38 mm | 60.5 KN | 114 KN | 9.58 KN | ||
| 29 |
|
NKIB5913 | 38 mm | 61.6 KN | 120 KN | 9.96 KN | ||
| 30 |
|
NKIB5914 | 45 mm | 84.2 KN | 163 KN | 13.2 KN |
Features and advantages of QIBR needle roller / angular contact ball bearings
QIBR needle roller / angular contact ball bearings address several critical issues in diverse fields, mainly in the following areas:
1. Capability to handle composite loads
This type of bearing can simultaneously handle radial and axial loads, making it suitable for complex environments where both types of forces act together, especially in applications requiring torque and radial force handling.
2. Space-saving and simplified design
Because these bearings manage both radial and axial loads, there is no need for multiple bearings to handle different load types, saving installation space.
In compact designs, using this combination bearing can significantly simplify the assembly process, reduce the number of components, and lower manufacturing and maintenance costs.
3. High precision and stability
Angular contact ball bearings offer high precision and stability, maintaining low friction and high operational accuracy at high speeds. When combined with needle roller bearings, this type of bearing ensures efficient operation under high load conditions, making it suitable for applications requiring precision.
4. Strong adaptability
These bearings can adapt to complex working environments, functioning effectively under high loads, vibrations, impacts, and changing load directions.
Performance improvements and solutions for QIBR needle roller / angular contact ball bearings
1. Improved materials
High-performance material selection: Utilizing materials with greater hardness, wear resistance, and corrosion resistance to significantly enhance durability and stability.
2. Optimized cage design
Cage structure optimization: Redesigning the cage structure for better needle roller arrangement and uniform load distribution. Improving the cage structure reduces roller collisions, enhancing operational stability and efficiency.
3. Enhanced lubrication performance
Efficient lubricants: Using greases or oils designed for high-temperature and high-pressure environments ensures consistent lubricant performance during extended operations, reducing friction and improving durability.
4. Increased precision
Precision machining techniques: Enhancing manufacturing accuracy reduces errors between bearing components, ensuring more uniform and stable contact between the rollers and the cage. This improves performance, extends service life, and reduces noise and vibration.
Main application areas of QIBR needle roller / angular contact ball bearings
1. Automatic transmissions
These bearings are used in automatic transmissions to handle significant axial and radial loads, ensuring smooth operation of the transmission system.
2. High-precision machine tools
In precision CNC machine tools, particularly in high-speed spindles, these bearings provide high rigidity and precision, ensuring the machining accuracy and stability of the machine tool.
3. Robotic arms
In industrial robots, especially in joints that require high load capacity, these bearings provide higher torque capacity, ensuring the flexibility and stability of robotic arms.
4. High-speed rotating equipment
In high-performance sports equipment such as skiing, racing, and marine equipment, these bearings provide precise rotational control and stability, ensuring performance and safety.
