盘类零件数控车削工艺分析与加工实例 1 目 录 摘要······························································1 一、零件图工艺分析 ················································2 1、选择设备 ····················································2 2、确定零件的定位基准和装夹方式 ································2 3、制定加工方案 ················································3 4、刀具选择及刀位号 ············································3 5、确定切削用量 ······