端盖冲压工艺及模具设计说明书

本科毕业设计题目端盖冲压工艺及模具设计学生姓专业名称机械设计制造及其自动化指导教2012年5月21日I端盖冲压模具设计摘要：本设计是对给定的产品图进行冲压模具设计。冲压工艺的选择是经查阅相关资料和和对产品形状仔细分析的基础上进行的；冲压模具的选择是在综合考虑了经济性、零件的冲压工艺性以及复杂程度等诸多因素的基础上进行的；产品毛坯展开尺寸的计算是在方便建设又不影响模具成型的前提下简化为所熟悉的模型进行的。文中还对冲压成型零件和其它相关零件的选择原则及选择方法进行了说明，另外还介绍了几种产品形状的毛坯展开尺寸计算的方法和简化模型，以及冲压模具设计所需要使用的几种参考书籍的查阅方法。关键词：工艺、工艺性、冲压工序、冲压模具、毛坯展开尺寸TheendcapStampingDieDesignAbstract：Thisprojectisapressdiedesignationbasedontheoriginalproduct.Theelectionofpressprocessisbasedonconsultingcorrelationdatumandanalyzingtheformofmanufacturedproductmeticulous;Theelectionofpressdieisbasedonsynthesisconsiderationsoneconomicalefficiency、theprocessingpropertyofpartandcomplexdegreeisomanyfactors;Calculatingtheworkblankofmanufacturedproductunfolddimensionislinedfeedonthepremiseofcalculationconveniencebutwithoutcontributiondieconfectioningsimplifiedfrequentapplicationcast.Inthetest,tointroducetheelectionprincipleandmeansofpressconfectioningartandmiscellaneousrapportpart,otherwisealsointroducingcalculationmeansontheworkblankfromofmanykindsofproductunfolddimensionandsimplifiedcast,andthemeansoflookinguponthereferencebooksofdesigningpressdie.keywords：Thecraft；thetechnologycapability；pressprocess;punchdie;Theunfolddimensionoftheworkblank..宝鸡文理学院I目录前言...........................................................................................................................-1-一零件图及工艺方案的拟订................................................................................-2-1.1零件图及零件工艺性分析....................................................................-2-1.1.1零件图................................................................................................-2-1.1.2零件的工艺性分析............................................................................-2-1.2工艺方案的确定...................................................................................-3-1.2.1零件底部通孔成型方案的确定........................................................-3-二工艺设计............................................................................................................-4-2.1计算毛坯尺寸.......................................................................................-4-2.1.1确定拉深次数....................................................................................-4-2.2确定排样和裁板方案...........................................................................-5-2.3工序的合并与工序顺序.....................................................................-6-2.4计算各工序的压力.............................................................................-7-2.5压力机的选择.....................................................................................-8-三模具类型及结构形式的选择............................................................................-9-3.1落料、拉深、冲孔复合模的设计.....................................................-9-四模具工作零件刃口尺寸及公差的计算..........................................................-10-4.1落料、拉深、冲孔复合模...............................................................-10-五模具零件的选用，设计及必要的计算..........................................................-13-5.1落料，拉深、冲孔复合模.................................................................-13-5.1.1成形零件..........................................................................................-13-5.1.2支撑固定零件..................................................................................-15-5.1.3卸料零件..........................................................................................-16-5.1.4定位零件..........................................................................................-16-5.1.5导向装置..........................................................................................-18-六压力机的校核..................................................................................................-19-6.1落料、拉深-冲孔模压力机的校核.................................................-19-6.1.1闭合高度的校核...............................................................................-19-宝鸡文理学院II6.1.2工作台面尺寸的校核......................................................................-19-6.1.3滑块行程的校核..............................................................................-19-6.1.4电动机功率的校核..........................................................................-19-七模具的动作原理及综合分析........................................................................-20-7.1落料、拉深、冲孔模的动作原理..................................................-20-八凸凹模加工工艺方案......................................................................................-21-8．1凸模,凹模加工工艺路线..................................................................-21-8.2模具的装配:........................................................................................-27-九设计总结........................................................................................................-29-主要参考文献........................................................................................................-30-谢辞.....................................................................................................................-31-宝鸡文理学院-1-前言随着经济的发展，冲压技术应用范围越来越广泛，在国民经济各部门中，几乎都有冲压加工生产，它不仅与整个机械行业密切相关，而且与人们的生活紧密相连。