Oil drop trace method: Take a piece of clean white filter paper and put a few drops of grease on the filter paper. After the grease leaks, if there is black pow···

Adjustment of bearing axial clearanceThe inner ring of the bearing is positioned by the shaft shoulder, and the outer ring is preloaded by the bearing glands on···

1. Excitation caused by changes in the number of loaded rolling elementsWhen a radial load is applied to a bearing, the number of rolling elements carrying the ···