目录一、零件图..................................................................................................................3（一）零件图分析...................................................................错误！未定义书签。（二）精度分析.....................................................................................................3（三）形位公差分析.............................................................................................3（四）表面粗糙度分析.........................................................................................3二、毛坯简图................................................................................................................4（一）设备选择.....................................................................................................4三、零件加工工艺过程分析........................................................................................5（一）确定装夹方案，定位基准，编程原点，加工起点，换刀点.................51.确定装夹方案..............................................................................................52.定位基准......................................................................................................63.编程原点......................................................................................................64.加工起点......................................................................................................65.换刀点..........................................................................................................6（二）制定加工方案及加工路线.........................................................................61.加工方案......................................................................................................62.加工路线......................................................................................................6（三）刀具选用.....................................................................................................7（四）确定切削用量...........................................................................................10（五）制定加工工艺..................