The definition and working principle of Rolling Bearings
The bearings is a supporting member for a rotating shaft or a movable portion of various machines,it also rely on rolling the rolling body to achieve the rotation of the host support elements. According to the shape of the rolling body, rolling bearings are divided into ball bearings and roller bearings, widely used in industry (machine tools, mining, metallurgy, petrochemical, textile, electrical, medical, engineering etc),...