多用角架搁板的注塑模具设计及其仿真加工设计毕业论文.doc

毕业设计论文多用角架搁板注塑模具设计及其仿真加工THEDESIGNOFINJECTIONMOULDOFMULTIPURPOSEHORNWEARSHELFANDSIMULATIONPROCESSING学生姓名学院名称专业名称指导教师20年5月27日摘要注射模具是模具工业的重要发展方向，也是衡量一个国家产品制造水平高低的重要标志。模具CAD/CAE/CAM技术的应用从根本上改变了传统的产品开发和模具生产方式，大大提高了生产效率、产品品质以及企业自身的竞争力。本文根据多用角架搁板实物模型进行了模型特征重构，在此基础上基于PRO/E软件设计出一套合理的注射模具。首先分析了多用角架搁板制件的工艺特点，包括材料性能、结构工艺性、成型特性与条件等，并选择了成型设备。然后介绍了香皂盒注射模的分型面选择、型腔数目及布置形式，重点介绍了浇注系统、成型零件、冷却系统、脱模机构的设计。然后选择模架，并对注射机的工艺参数进行了校核。在此基础上，本文讲诉了如何运用Mastercam软件对多用角架搁板凸模进行仿真加工。关键词注射模具PRO/EMastercam仿真加工AbstractInjectionmoldingisanimportantdirectionofdevelopmentofmoldindustries,italsoisanimportantindicatorofthelevelofonecountrysindustry.TheapplicationofmoldingCAD/CAE/CAMfundamentallychangedthewayoftraditionalproductdevelopmentandmanufacturingmethod,improvedproductionefficiency,thequalityofproductsandcompetitivenessofinterprises.Themodelwasreconstructedbasedontherealmultipurposehornwearshelf.AppropriateinjectionmoldwasdesignedbasedonPRO/E.First,thetechnologicalcharacteristicsofthemultipurposehornwearshelfwereanalyzed,includingmaterialproperties,theprocessofthestructure,formingcharacteristicsandconditions,andtheformingequipmentwereselected.Thenthepartinglinewasselected,thenumberofcavityandlayoutweredetermined.Aspecificintroductionwasmadeonthegatingsystem,thecoolingsystem,theformingpartsandthestrippinginstitutions.Thenthestandardmouldbaseswereselected,andcheckedthetechnologicalparametersoftheformingequipment.Onthisbasis,thispaperalsotellsabouthowtousetheMastercamtocompletethesimulationprocessingofmultipurposehornwearshelf.KeywordsInjectionmoldPRO/EMastercamsimulationprocessing徐州工程学院毕业设计论文I目录摘要..................................................................................................................................................IAbstract..........................................................................................................................................II1绪论.............................................................................................................................................11.1模具工业的地位和发展前景............................................11.2课题内容和意义......................................................12塑件成型工艺性分析..................................................................................................................32.1塑件结构分析........................................................32.2塑件的工艺性分析....................................................32.2.1塑件材料的选择............................................................................................................32.2.2塑件的壁厚...................................................................................................................52.2.3塑件的表面质量...........................................................................................................52.2.4塑件的精度等级...........................................................................................................62.2.5塑件的脱模斜度...........................................................................................................62.3PP塑件的注射工艺...................................................73分型面的选择.............................................................................................................................93.1分型面位置的确定....................................................93.2型腔数目的确定.....................................................104注射机型号的选择...................................................................................................................114.1体积质量的计算.....................................................114.2注射机的选择.......................................................114.3注射机相关参数的校核...............................................125注射过程与模流分析...............................................................................................................145.1MoldFlow分析软件简介..............................................145.2网格划分...........................................................145.3塑件的最佳浇口位置分析.............................................155.4塑件的流动性分析...................................................165.4.1气穴和熔接痕.............................................................................................................165.4.2注射位置处压力.........................................................................................................175.4.3充填时间......................................................................................................................175.4.4锁模力.........................................................................................................................185.5塑件的冷却分析.....................................................185.6MoldFlow分析总结..................................................196浇注系统的设计.......................................................................................................................206.1浇注系统的设计原则.................................................20