I音响外壳注塑模具设计II摘要本论文的标题是音响外壳注塑模具的设计。根据给定塑料件的结构特点，精度等级和材料，对塑料件进行了分析，了解了壳体的基本用途，并进行了技术分析。声学壳的材料是PC。声学壳的形状与中心平面对称，两侧都有肋。根据塑料部件的尺寸，选择双腔布置，浇注侧浇口，并计算浇注量。注射类型为海天HTF80XB。设计冷却系统，比较和选择脱模方法，检查模具结构，并分析整个塑料部件的模具流动。使用NXUG6.0软件设计声学外壳的整体设计并完成它。绘制零件图并完成设计规范。关键词：机械设计；模具设计；CAD绘制二维图；注射机IIIABStractThetopicofthispaperforthejuicerfilterinjectionmolddesign,accordingtothegiventhestructurecharacteristicsoftheplasticparts,precisiongradeandthequalitativeanalysisofplasticparts,understandthebasicpurposes,juicerfiltermanufacturabilityanalysis,juicerfilterismadeofPC,theappearanceofwallcoveredwithcenterfacesaid,bothsideshavestiffenedplate,chooseaccordingtothesizeoftheplasticpartsofonemoduleandonecavityarrangement,sidepouringgate,thepouringamountcalculated,injectionmodelUSEStheHaitianHTF80XB,todesignofcoolingsystem,comparesthedemouldingmodechoice,andtocheckthemouldstructure,andtothewholeplasticmoldflowanalysis,usingNXUG6.0softwarefortheintegraldesignofthemouldofjuicerfilterandcompletedetaildrawingsofrendering,andfinishthepreparationofthedesignspecification.Keywords:mechanicaldesign;diedesign;CADdrawingtwo-dimensionalmap;injectionmachineIV目录摘要.........................................................................................................I第1章绪论...........................................................................................1第2章塑料材料分析...............................................................42．1塑料材料的基本特性.......................................................................................42．2塑件材料成型性能...........................................................................................4第3章塑件的工艺分析........................................................63．1塑件的结构设计...............................................................................................63．2塑件尺寸及精度...............................................................................................73．3塑件表面粗糙度...............................................................................................73．4塑件的体积和质量...........................................................................................7第4章注射成型工艺及模具结构确定..............84．1、注射成型工艺过程分析[5]...................................................................................84．2浇口种类的确定...............................................................................................84．3型腔数目的确定...............................................................................................94．4注射机的选择和校核.......................................................................................94.4.1注射量的校核...........................................................................................104.4.2锁模力的校核...........................................................................................114.4.3模具与注射机安装校核...........................................................................11第5章注射模具结构设计.............................................135．1分型面的设计...................
