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介绍了燃油喷射系统凸轮的结构特点,电控单体泵凸轮磨削难点,常规仿形靠模磨削工艺和数控磨削工艺的特点,结合电控单体泵凸轮的精密磨削,介绍了数控凸轮磨床的结构,加工工艺流程,专用编程软件等,通过对磨削效果的对比,显示了数控凸轮磨削工艺的优点,并从多个角度分析了影响凸轮磨削精度的因素。
The structural characteristics of the fuel injection system cam, the difficulty of cam grinding of the electronically controlled monomer pump, the characteristics of the conventional profile grinding process and the NC grinding process are introduced. Combining with the precision grinding of the electronically controlled monomer pump cam, The structure, machining process and special programming software of CNC cam grinder show the advantages of CNC cam grinding process through the comparison of grinding effect, and analyzed the factors that affect the precision of cam grinding from several aspects.