Grinding cracks are easy to occur during grinding hard chromium layer and quenched parts.The crack problems of the cylinder,piston and swash plate of the key parts of aircraft actuators during plane grinding are studied.Some attempts are made from the aspects of grinding process,stress removal process and technological scheme improvement,and the general idea and concrete method of grinding crack suppression are put forward.
grinding crackgrinding processstress relief processouter circle grindingflat grinding
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