|
|
涡轮增压器壳体加工工艺
目录
1、序言....................................................2
2、零件的分析..............................................2
2.1零件的作用.......................................2
2.2零件的工艺分析...................................3
2.3确定生产类型.....................................3
4、确定毛坯................................................3
4.1确定毛坯种类.........................................3
4.2确定铸件加工余量及形状..............................3
4.3绘制铸件零件图.......................................4
5、工艺规程设计...........................................5
5.1选择定位基准..............................................5
5.2制定工艺路线......................................5
5.3机械加工余量、工序尺寸及公差的确定.........................6
5.31 涡轮表面工序尺寸...........................6
5.32外圆圆弧工序尺寸............................7
5.33确定切削用量及时间定额......................7
6、夹具设计...............................................9
6.1问题的提出.......................................10
6.2夹具设计..............................................10
6.21定位基准选择.........................................10
6.22切削力及夹紧力计算...................................10
6.3定位误差分析 .....................................11
6.4夹具设计及操作的简要说明..........................11
6.5钻床夹具的装配图见附图............................11
