摘要本毕业设计论文详细记录了分类垃圾桶底座热流道模具的设计全过程。本文主要内容包括：垃圾桶的改进方案、制品的选材、制品的工艺分析、注射机的选择及校核、热流道浇注系统的设计、脱模机构的设计、成型零件和结构零件的设计以及相关尺寸的计算校核、排气系统及温控系统的设计、模具材料的选择等注射模设计中的关键问题。其中热流道浇注系统的设计是本次毕业设计的重点。此外，本文中还包括一篇文献综述。关键词：垃圾桶底座热流道注射机注射模具AbstractThethesisofthegraduatedesignnotesthewholedesignprocessesofthehotrunnermouldfortherubbishbinpedestalindetails.Thethesismainlyincludes:theimprovingmethodoftherubbishbin,theselectingmaterialoftheproduct,thetechnicalanalysisoftheproduct,theoptionandcheckoftheinjectormachine,thedesignofhotrunnersystem,thedesignoftheejectionmechanism,thedesignofthemouldingpartsandmakeupparts,aswellassomekeyproblemininjectionmoulddesign.Suchas:thecalculationsoftherelatedsizes,exhaustingsystemandtemperaturecontrolsystem,thechoicesofthemouldmaterials.Andtheemphasesofthisdesignisthedesignofthehotrunnersystem.Besides,thisthesisincludesaliteraturesummary.Keywords：rubbishbinpedestalhotrunnersysteminjectormachineinjectionmould目录摘要........................................................................................................................................IABSTRACT...............................................................................................................................II目录.....................................................................................................................................III引言........................................................................................................................................1第一章塑件工艺分析及模具结构方案的确定...................................................................31.1塑件工艺分析.....................................................................................................................31.2确定模具结构方案.............................................................................................................71.3选择注塑成型设备并进行校核.........................................................................................8第二章浇注系统的设计和排溢系统的设计.....................................................................112.1浇注系统的选定................................................................................................................112.3排气系统的设计...............................................................................................................18第三章成型零部件尺寸的设计及校核.............................................................................193.1塑件精度及影响因素.......................................................................................................193.2成型零部件尺寸的计算...................................................................................................20第四章模具结构设计........................................................................................................254.1标准模架的选择.................................................................................................................254.2凹模型腔的强度...............................................................................................................25第五章推出机构的设计及校核..........
