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东华理工大学长江学院毕业设计摘要摘要塑料工业是当今世界上增长最快的工业门类之一，而注塑模具是其中发展较快的种类，因此，研究注塑模具对了解塑料产品的生产过程和提高产品质量有很大意义。本设计介绍了注射成型的基本原理，特别是单分型面注射模具的结构与工作原理，对注塑产品提出了基本的设计原则；该产品选用ABS材料，详细介绍了冷流道注射模具浇注系统、温度调节系统和顶出系统的设计过程，并对模具强度要求做了说明，通过本设计，可以对注塑模具有一个初步的认识，注意到模具设计中的某些细节问题，了解模具结构及工作原理。本套模具设计通过三维软件Pro/E对其造型，分析以及建模，并运用其插件EMX生成标准模架及模具标准结构件。详细介绍了一套塑料模具设计的全部过程。关键词：塑料模具;ABS材料;模具设计;三维软件Pro/E东华理工大学长江学院毕业设计ABSTRACTABSTRACTTheplasticsindustryintheworldgrowsoneofnowquickestindustryclasses,buttheinjectionmoldisdevelopsthequicktype,therefore,theresearchinjectionmoldtounderstoodthattheplasticproducttheproductionprocessandimprovestheproductqualitytohavetheverybigsignificance.Thisdesignintroducedinjectionmolding'sbasicprinciple,speciallysingleisdividedtheprofiletoinjectmold'sstructureandtheprincipleofwork,tocasttheproducttoproposethebasicprincipleofdesign;TheproductselectsABSmaterial.Introducedindetailthecoldflowchannelinjectionmoldgatingsystem,thetemperaturecontrolsystemandgoesagainstsystem'sdesignprocess,andhasgiventheexplanationtothemoldintensityrequest,throughthisdesign,mayhaveapreliminaryunderstandingtotheinjectionmold,notesinthemolddesigncertaindetailquestion,understandsthemoldstructureandtheprincipleofwork.Thissetofmolddesigngetthroughthree-dimensionalsoftwarePro/Etosetmodeling,analysisandmodeling,useoftheplug-inEMXproducestandardmodelbaseandmoldstandardstructure.Introducesasetofplasticmoldallprocessdesignindetail.Keyword:Plasticmold;ABSmaterial;Molddesign;three-dimensionalsoftwarePro/E东华理工大学长江学院毕业设计目录目录1.绪论.................................................................................................................................................11.1课题来源及意义................................................................................................................11.2模具工业在经济中的地位..............................................................................................11.3模具国内外发展趋势及存在的问题............................................................................12.塑料材料分析.................................................................................................................................42.1塑料材料的基本特征.......................................................................................................42.2塑件材料成型性能............................................................................................................42.3塑件材料主要用途............................................................................................................43.塑件的工艺分析.............................................................................................................................63.1塑件尺寸及精度................................................................................................................73.2塑件表面粗糙度................................................................................................................73.3塑件的结构设计................................................................................................................73.4塑件的体积和质量............................................................................................................84.注射成型工艺方案及模具结构的分析和确定....................................................................94.1注射成型工艺过程分析...................................................................................................94.2浇口种类的确定..............................................................................................................104.3按注射机的最大注射量确定型腔数目.....................................................................104.4计算浇注系统的体积，其初步设定方案如下........................................................124.5注塑机选择.......................................................................................................................125.浇注系统的设计...........................................................................................................................145.1主流道的设计...................................................................................................................155.2分流道的设计...................................................................................................................165.3分型面的选择设计原则.................................................................................................185.4浇口的设计.......................................................................................................................195.5冷料穴的设计...................................................................................................................206.确定主要零件结构尺寸选模架、成型零部件的设计......................................................226.1成型零部件的结构设计.................................................................................................226.2成型零部件的工作尺寸计算.......................................................................................226.3成型零部件的强度与刚度计算...................................................................................247.模架的选择.................................................................................................................................228.导向机构的设计