Needle roller bearing are a type of bearing with a small diameter and long length of rollers, which gives it a high load carrying capacity in a limited space. These bearings are widely used in a wide range of machinery and equipment, especially where radi
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Small Diameter Rollers: Needle roller bearings have small roller diameters, long lengths, and shaped like needles, hence the name.
High-Load Carrying Capacity: Despite the small size of the rollers, the bearing has a high load bearing capacity due to the ability to arrange more rollers to provide a relatively large contact area.
With or Without An Inner Ring: Needle roller bearings can be designed without an inner ring or directly using the shaft as a raceway.
Cage: Some needle roller bearings are equipped with cages to stabilize the position and spacing of each needle roller and prevent the needle rollers from tilting or crossing each other.
Automotive Industry: Used in key components such as engine connecting rods, gearboxes, differentials, etc., needle roller bearings are widely used due to their compactness and high load capacity.
Industrial Machinery: Such as textile machinery, printing machinery and applications in various industrial transmission systems.
Agricultural Equipment: In agricultural machinery, such as the gear drive components of tractors, it is widely used because of its durability and load-carrying capacity.
Aerospace & Defense: Used in aerospace equipment and defense-related machinery, bearings are required to be able to operate stably under high loads and high pressures.
Compact Design: Due to their small size, needle roller bearings are particularly suitable for use in designs where radial space is limited.
Adaptability: Needle roller bearings can be designed with or without an inner ring as required, providing a variety of mounting options.
Efficiency: Able to withstand high loads while maintaining a low coefficient of friction and improving mechanical efficiency.
Multiple Sealing Forms: Different sealing and lubrication methods can be configured to adapt to different operating conditions.
Space Constraints: Provides an efficient load-bearing solution for compact machine designs.
High-Load Requirements: Meet the high load and high rigidity requirements under radial space constraints.
Durability & Reliability: Long-term reliability and performance in demanding environments.
Cost-Effectiveness: Maintain economical manufacturing and maintenance costs while meeting high-performance requirements.
● SKF (Sweden)
● INA (Germany)
● Timken (USA)
● NSK (Japan)
● NTN (Japan)
Bearings are widely used in automobile engines, transmission systems, wheels and other critical components to support rotational motion and reduce friction.
In the energy industry, such as wind power, solar power and traditional power plants, bearings are used to support turbines, fans, generators and other equipment.
The field of heavy machinery manufacturing such as excavators, loaders, excavators, etc. Using bearings to support and rotate various moving parts.
Bearings are used in train and subway systems to support wheels and other moving components.
In marine and marine engineering, bearings are used to support ship engines, propellers, transmission systems, etc.
Bearings play a vital role in the design and operation of robotic arms. They not only ensure the smooth and precise movement of the robotic arm, but also have a direct impact on improving the performance, reliability and efficiency of the robotic arm.
Bearings are also often used in electronic equipment, such as computer hard drives, printers, and optical drives.
In medical equipment, such as scanners, X-ray machines, and surgical equipment, bearings are also be required.
The aerospace sector uses bearings to provide support in equipment such as aircraft landing gear, wing controls and satellite panels.
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