高压锅内胆落料拉深复合模的设计

1娄底职业技术学院毕业设计高压锅内胆落料拉深复合模的设计与制造学生姓名：李争考籍号：201420130214年级专业：2013级模具设计与制造指导老师：邓和莲学院：娄底职业技术学院提交日期：2015年月2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、尺寸Abstract：Thisprojectisapressdiedesignationbasedontheoriginalproduct.Theelectionofpressprocessisbasedonconsultingcorrelationdatumandanalyzingtheformofmanufacturedproductmeticulous;Theelectionofpressdieisbasedonsynthesisconsiderationsoneconomicalefficiency、theprocessingpropertyofpartandcomplexdegreeisomanyfactors;Calculatingtheworkblankofmanufacturedproductunfolddimensionislinedfeedonthepremiseofcalculationconveniencebutwithoutcontributiondieconfectioningsimplifiedfrequentapplicationcast.Inthetest,tointroducetheelectionprincipleandmeansofpressconfectioningartandmiscellaneousrapportpart,otherwisealsointroducingcalculationmeansontheworkblankfromofmanykindsofproductunfolddimensionandsimplifiedcast,andthemeansoflookinguponthereferencebooksofdesigningpressdie.keywords：Thecraft；thetechnologycapability；pressprocess;punchdie;thesize.3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。冲压工艺与冲压设备正在不断地发展，特别是精密冲压。高速冲压、多工位自动冲压以及液压成形、超塑性冲压等各种冲压工艺的迅速发展，把冲压的技术水平提高到了一个新高度。新型模具材料的采用和钢结合金、硬质合金模具的推广，模具各种表面处理技术的发展，冲压设备和模具结构的改善及精度的提高，显著地延长了模具的寿命和扩大了冲压加工的工艺范围。由于冲压工艺具有生产效率高、质量稳定、成本低以及可加工复杂形状工件等一系列优点，在机械、汽车、轻工、国防、电机电器、家用电器，以及日常生活用品等行业应用非常广泛，占有十分重要的地位。随着工业产品的不断发展和生产技术水平的不断提高，冲压模具作为个部门的重要基础工艺装备将起到越来越大的作用。可以说，模具技术水平已成为衡量一个国家制造业水平的重要指标。目前国内模具技术人员短缺，要解决这样的问题，关键在于职业培训。我们做为踏入社会的当代学生，就应该掌握扎实的专业基础，现在学好理论基础。毕业设计是专业课程的理论学习和实践之后的最后一个教学环节。希望能通过这次设计，能掌握模具设计的基本方法和基本理论。4目录1分析零件的工艺性···················································································12确定工艺方案···························································································22.1计算毛坯尺寸·········································································22.2确定是否要压边圈···································································32.3计算拉深次数·········································································32.4确定工艺方案·········································································43主要工艺参数的计算·······················································································53.1确定排样、裁板方案································································53.2计算工艺力、初选设备·····························································63.2.1计算工艺力·······································································6（1）落料力···········································································6（2）推件力···········································································7（3）拉深力···········································································7（4）压边力···········································································83.2.2拉深功的计算····································································93.2.3初选压力机·······································································93.2.4计算压力中心··································································103.2.5计算凸、凹模刃口尺寸及公差··············································104模具的结构设计·····················································································124.1模具结构形式的选择······························································124.1.1模架的选用·····································································124.1.2模具的闭合高度·······························································134.2模具工作部分尺寸计算···························································1354.2.1落料凹模········································································134.2.2拉深凸模········································································144.2.3凸凹模···········································································154.2.4弹压御料板·····································································164.2.5上垫板···········································································185模具的整体安装·····················································································205.1模具的总装配·······································································205.2模具零件·············································································216选定冲压设备························································································227模具的装配····························································································227.1复合模的装配·······································································227.2凸、凹模间隙的调整······························································228重要零件的加工工艺过程编制································································239模具零件加工工艺..................................................299.1凸凹模加工工艺过程.............................................299.2凹模板加工工艺过程.............................................309.3凸模固定板加工工艺过程.........................................279.4凸凹模固定板加工工艺过程..............