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Introduction to axial clearance and clearance grade of bearing

Introduction to axial clearance and clearance grade of bearing:Clearance: the clearance between the rolling element and the ferrule. Precision: refers to the bearing size precision and rotation precision.

Advantages and disadvantages of bicycle bearing and its application

Everyone calls the bearings on bicycles Peilin. In fact, Peilin is also a foreign word. The professional name is deep groove ball bearing. Basically, deep groove ball bearing is the most commonly used one on bicycles now. I also saw that netizens mentioned a kind of thrust bearing, which is actually an angular contact bearing. At present, bicycles are rarely used, mainly because of the price.

What factors are related to the fretting wear of needle roller bearings?

In the transmission, the needle roller bearing is used to support the floating gear on the shaft. The outer diameter of the shaft is equivalent to the inner raceway of the needle roller bearing, the inner hole of the gear is equivalent to the outer raceway of the needle roller bearing, and the inner and outer raceways together with the needle roller and cage form a complete needle roller bearing.

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