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江苏信息职业技术学院毕业设计
设计课题:U形弯曲件的冲压模设计
全套完整版设计,联系164306145各专业都有
系 别: 机电工程系
专 业: 模具设计与制造/
理化测试与质量检测
班 级: 模具/质检061
姓 名:
学 号:
指导老师:
完成时间: 2009-12-01
毕业设计任务书
姓名: 学号:0602224113 班级:模具/质检061
设计课题
U形弯曲件的冲压模具设计
零件图及技术要求
三、任务要求
1.完成制件工艺性分析,确定制件成形工艺方案。
2.完成模具装配图设计,绘制模具总装图。
3.完成模具零件图设计,绘制模具零件图。
4.撰写毕业设计说明书。
指导教师:
江苏信息职业技术学院
机电工程系模具教研室
2009年12月01号
目 录
前 言
一、冲压件的工艺性分析······························································1
1.U形弯曲件工作图······································································1
2.零件原材料及工艺性分析····························································2
3冲压件的尺寸精度分析································································2
二 、确定工艺方案及模具结构形式··············································2
三、模具设计计算···········································································2
1.计算条料宽度及确定步距·····························································2
2.排样····························································································3
3.U形弯曲件回弹量的确定······························································4
4.减小和控制回弹的措施 ······························································4
5.计算总压力 ·················································································4
1)弯曲力····················································································5
2)冲压总压力·············································································5
①冲压力····················································································5
②卸料力·····················································································5
③推料力····················································································5
④总压力·····················································
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