Thrust ball bearings are a type of rolling bearing that only bears axial loads (i.e. pressure along the axial direction) and are suitable for low-speed, light to medium-load applications. According to the load direction, thrust ball bearings are divided into two types: unidirectional and bidirectional. Their typical structure is separable, which is easy to install and maintain. The bearing uses steel balls as rolling elements and consists of an intermediate ring and two washers (or seat rings), which is often called a “three-piece” structure. The bidirectional structure consists of a middle ring and two outer rings, and can withstand axial forces from two directions at the same time.Thrust bearings are rolling bearings specially designed to bear axial loads (i.e. forces along the axis), which can effectively reduce axial friction and improve the stability of mechanical transmission. Its core function is to limit the axial displacement of the shaft and support the axial force of the rotating parts. However, compared with radial bearings, thrust bearings have a single load direction and are not suitable for working conditions with large radial loads.
Thrust ball bearings are rolling bearings used to bear axial loads. The contact angle between the raceway and the ball is 90°, Thrust bearings are special bearings used to bear axial forces, also known as thrust bearings. Thrust bearings are generally split bearings, assembled from shaft rings, seat rings, cages and rolling elements (balls or rollers). The shaft ring fits with the shaft sleeve, the seat ring fits with the bearing seat hole, and there is a gap between the shaft ring and the shaft sleeve; unlike ordinary rolling bearings that bear radial loads, thrust bearings are mainly used to limit axial displacement and ensure the stability of mechanical equipment.
Dedicated for axial load:
only used for force support in the axial direction, cannot bear radial load
Separable structure:
the center ring and the washer/seat ring can be separated for easy assembly and replacement
One-way/two-way optional:
one-way is suitable for forces in one direction, and two-way is suitable for reverse force occasions
Contact angle fixed:
the contact angle between the ball and the track is 90°, and the structural design limits its use
Operation speed limit:
not suitable for high-speed rotation, generally used in medium and low-speed bearing positions
Various seat ring forms:
including flat seat type, self-aligning seat type, self-aligning washer type, to meet different alignment requirements
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