The shrink-fit components usually suffer fretting damage in the contact surface under rotating bending load, which remarkably reduce the life of the components.
过盈连接部件在旋转弯曲载荷下，易于在接触区域产生微动损伤，降低构件的使用寿命。
The cylindrical surface shrink fit process to match large gears and their axles is practised in the manufacture of large electro blocks HC8 and HC16 now under development.
本文在研制的HC8和HC16大型电动葫芦中，大齿轮与轴之间采用了圆柱面过盈联接。
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