开合螺母下座工艺规程及钻2-12H7孔夹具设计

夹具装配图

零件年生产纲领：500件/年

应完成量：
（1）开合螺母（下）座工艺卡（ 1套）
（2）夹具装配图A1（594x841）
（3）课程设计说明书（A4纸打印或课程设计说明书专用纸手写，但须仿宋体字）

1.课程设计任务书········································· 2
2.设计进度计划表········································· 2
3.工艺规程编制··········································· 3
3.1分析加工零件的工艺性································· 3
3.2毛坯的选择··········································· 7
3.3工艺规程制定········································· 9
4.工艺装备（机床专用夹具）设计··························16
4.1夹具总体方案设计·····································16
4.2夹具总装图的绘制·····································18
4.3夹具零件图的绘制·····································18
设计心得················································19
参考文献················································20

1.课程设计任务书
设计任务：
（1）C6140车床对开合螺母下座工艺规程
（2）钻2-12H7孔钻模（钻床夹具）设计

开合螺母下部

零件-毛坯合图

装配图