The invention provides a pin bush and a manufacturing method of the pin bush, the pin bush comprises a first axial section, a second axial section and a middle section, the first axial section and the second axial section are located at the two ends of the pin bush in the axial direction, and the middle section is arranged between the first axial section and the second axial section. The intermediate section has an intermediate radially outer portion and an intermediate radially inner portion, and hardness values of the first axial section, the second axial section, and the intermediate radially outer portion are greater than a hardness value of the intermediate radially inner portion.

    本发明提供一种销套和销套的制造方法,销套包括第一轴向区段、第二轴向区段和中间区段,第一轴向区段和第二轴向区段沿轴向方向位于销套的两端,中间区段设置在第一轴向区段和第二轴向区段之间,中间区段具有中间径向外部和中间径向内部,第一轴向区段、第二轴向区段和中间径向外部的硬度值大于中间径向内部的硬度值。


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    Title :

    Pin bush and method for manufacturing pin bush


    Additional title:

    销套和销套的制造方法


    Contributors:
    AI BAOJIE (author) / XIAN GUOZHI (author) / PENG PAI (author) / YAN KUN (author)

    Publication date :

    2024-04-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / C21D Veränderung der physikalischen Struktur von Eisenmetallen , MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS



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