目 录

前言.............................................................................................................................................1

一、零件的分析.........................................................................................................................2

1.1 零件的作用

...................................................................................................................2

1.2 零件的工艺性分析

.......................................................................................................2

二、工艺规程设计.....................................................................................................................2

2.1 确定毛坯的制造形式

...................................................................................................3

2.2 毛坯图和零件图

...........................................................................................................3

2.3 曲轴的主要技术要求

...................................................................................................4

2.4 定位基准选择

................................................................................................................4

2.5 工艺路线的方案确定

....................................................................................................4

2.6 机械加工余量、工序尺寸及毛坯尺寸的确定

............................................................5

2.7 确定切削用量及基本工时

............................................................................................6

三、心得体会

........................................................................................................................................... 16

参考文献...................................................................................................................................17