落料拉深冲孔复合模设计模具毕业设计论文

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1、西安航空职业技术学院毕业设计论文落料，拉深，冲孔复合模【摘要】进入21世纪，模具已经逐渐形成了一个产业，磨具的加工发展的趋势越来越火。本论文首先阐述了模具发展，展望模具的未来状态。然后模具的各种力学工艺进行全面分析研究。通过这次模具毕业设计，是我真正知道了磨具的作用，于以后的前景。关键词：模具工艺工艺规程14西安航空职业技术学院毕业设计论文AbstractEnteringintothe21stcentury,moldhasbeengraduallyformedanindustry,thedevelopment

2、ofabrasiveprocessingisagrowingfire.Inthispaper,firstexpoundedonthedevelopmentofmoldandlookingforwardtothefuturestatusofmold.Thenmoldthevariousmechanicalprocesstoconductacomprehensiveanalysisandstudy.Throughthismolddesigngraduate,Ireallyknowistheroleoftheabr

3、asive,inthefutureprospects.Keywords:DieProcessTechnologyof14西安航空职业技术学院毕业设计论文目录1.工件的工艺性分析..............................................................61.1工艺分析.........................................................................62.1确定模具的结构形式.............

4、............................................73.1工艺设计......................................................................73.1.1计算毛坯直径................................................................73.1.2确定拉深次数...............................................

5、...............83.1.3确定拉深类型..............................................................83.1.4初选冲压设备............................................................93.1.5计算压力中心................................................................93.1.6计算凸凹模刃口尺寸.....

6、...............................................94.1橡皮的选用.....................................................................104.1.1确定自由高度..........................................................104.1.2确定橡皮横截面积..............................................

7、.....105.1填写冲压工序卡.........................................................106.1模具结构设计..........................................................106.1.1凹模周界尺寸计算...............................................106.1.2凹模厚度的计算......................................

8、................106.1.3凹模外形尺寸计算...........................................116.1.4选择模架及确定其它冲压模零件尺寸..............................................................................................1114西安航空职业