目录
引言 ··································· 2
1 机械加工工艺规程的制定 ······················ 2
1.1零件的工艺分析 ························································ 2
.1.1零件的作用及技术要求 ··········································· 2
1.1.2零件的主要表面的加工 ··········································· 2
1.2毛坯及其尺寸的确定 ··················································· 3
1.2.1选择毛坯 ······································