Shandong Awx Bearing Co., Ltd.
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Thrust roller bearings are a specialized type of bearing that are engineered to primarily bear heavy axial loads. In addition to supporting axial loads, thrust roller bearings can also withstand a certain amount of radial load. These bearings are commonly used in a wide range of industrial applications, particularly in situations where heavy loads and impact loads are present.
Thrust roller bearings consist of several components, including bearing seats, shaft rings, rollers, and cages. However, it is the rollers that are the most critical component of a thrust roller bearing. Specifically, the rollers are located between the bearing seats and shaft rings and are responsible for transmitting and dispersing axial loads through rolling. This design enables thrust roller bearings to maintain a low friction coefficient even when bearing significant loads, thus minimizing energy loss and increasing the longevity of the bearing.
Thrust roller bearings are preferred over other bearing types for heavy load and shock load environments. The bearings have several notable features that make them the ideal choice for such applications. Some of these features are highlighted below.
Thrust roller bearings are designed to withstand a combination of axial and radial loads, mostly axial loads. Due to their design, they can carry large axial loads without failing. This makes the bearings the perfect choice for applications that experience heavy loads and shock loads.
The rolling contact between the rollers of the thrust roller bearings and the bearing seat and shaft ring has a lower friction coefficient than sliding contact. This helps to reduce energy loss, improve mechanical efficiency, and decrease heat generation during operation.
Some thrust roller bearing designs have self-aligning performance, which allows them to adjust slight deviations of the axis to a certain extent. This feature helps to reduce stress concentration caused by installation or axis deviation, and improve bearing life and equipment reliability.
Thrust roller bearings usually have a compact structural design and can provide strong load-bearing capacity in a limited space. This makes them the ideal choice for applications that have space constraints.
The rollers of thrust roller bearings are usually made of high-quality materials and precision-machined to ensure long service life under high load and high-speed operation conditions. Proper lubrication and maintenance can also extend the life of the bearing.
Thrust roller bearings usually adopt a modular design, making installation and disassembly relatively easy. In addition, some thrust roller bearings are also equipped with structures that facilitate inspection and replacement of rollers, making the maintenance process even easier.
The rolling contact method of thrust roller bearings allows for smooth operation, which reduces noise and wear caused by vibration and impact. This helps to improve the operating stability and reliability of the equipment.
| Model | Inner Diameter | Outer Diameter | High |
|---|---|---|---|
| 81117 | 85mm | 110mm | 19mm |
| 81217 | 85mm | 125mm | 31mm |
| 81118 | 90mm | 120mm | 22mm |
Thrust roller bearings are highly versatile and widely used in many different industrial fields. One of their main characteristics is their ability to withstand both axial and radial combined loads, with an emphasis on axial loads. Below, we provide a detailed breakdown of various applications for thrust roller bearings:
In heavy machinery and equipment such as oil drilling rigs and iron and steel machinery, thrust roller bearings are essential due to their ability to handle high loads and impact. In particular, thrust cylindrical roller bearings are highly suitable for these types of machinery. Hydraulic generators and vertical motors also require bearings that are able to withstand large axial forces and overturning moments, making thrust spherical roller bearings a popular choice. Tower cranes and extruders also require bearings that can handle heavy loads and impact, where thrust roller bearings play a critical role.
When it comes to lifting equipment such as crane hooks, thrust tapered roller bearings are the ideal choice. They are able to perform exceptionally well when dealing with unidirectional axial loads.
For ships, thrust roller bearings are an essential part of their transmission systems. These bearings are able to effectively solve the problem of large thrust loads, making them a common choice in this field.
Thrust roller bearings are commonly used in key parts of automobiles such as the gearbox and rear axle. This is because they are capable of withstanding high thrust and radial loads, ensuring that these parts of the car operate smoothly and safely.
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