按键注塑模具设计说明书VIP专享VIP免费

南京工程学院毕业设计说明书（论文）作者：丁林学号：058613153361学院（系、部）：材料工程学院专业：数控加工与模具设计题目：平板电脑音量键的注塑模设计指导者：评阅者：2015年11月南京摘要根据塑料制品的要求，了解塑件的用途，分析塑件的工艺性、尺寸精度等技术要求，考虑塑件制件尺寸。本模具采用一模四腔，侧浇口进料，注射机采用TOSHIBAEC40-Y型号，设置冷却系统，CAD绘制二维总装图和零件图，选择模具合理的加工方法。附上说明书，系统地运用简要的文字，简明的示意图和和计算等分析塑件，从而作出合理的模具设计。关键词：模具设计,注塑模，型芯，型腔AbstractTounderstandtheuseofplasticpartsinaccordancewiththerequirementsoftheplasticproducts,analysisofthetechnicalrequirementsoftheplasticpartsoftheprocess,dimensionalaccuracy,selecttheworkpiecesizeoftheplasticparts.ThemoldusingatwosubgatefeedinjectionmachineadoptsTOSHIBAtheEC40-Ymodels,andsetacoolingsystem,CADandUGdrawingtwo-dimensionalassemblydiagramandpartsdiagram,reasonablemoldprocessingmethods.Attachamanual,usebrieftext,aconcisediagramandcalculatedanalysisofplasticparts,inordertomakeareasonablemolddesign.Keywords:mechanicaldesign;injectionmold,moldcore,cavity目录1前言....................................................11.1课题背景..............................................11.2课题分析..............................................32塑件分析................................................42.1产品分析及其技术条件.................................42.2塑件材料的确定.......................................52.3塑件材料的性能分析...................................52.3.1基本特性...........................................52.3.2成型性能...........................................62.3.3主要用途...........................................63成型布局及注塑机选择....................................73.1进胶方式选择.........................................73.2型腔的布局及成型尺寸.................................73.3估算塑件体积质量.....................................83.4注塑机的选择和校核...................................93.4.1注射胶量的计算.....................................93.4.2锁模力的计算.......................................93.4.3注塑机选择确定...................................104注塑模具设计...........................................114.1模架的选用..........................................114.1.1模架基本类型......................................114.1.2模架的选择........................................114.1.3导向与定位机构设计................................124.2浇注系统的设计......................................134.2.1主流道设计........................................134.2.2分流道的设计......................................144.2.3浇口的设计........................................154.2.4冷料穴的设计......................................154.3分型面的设计........................................154.4成型零部件的设计....................................164.4.1成型零部件结构....................................174.4.2成型零部件工作尺寸的计算..........................174.4.3模具强度与刚度校核................................184.5侧向抽芯机构类型选择与设计..........................184.5.1侧向抽芯机构类型..................................184.5.2侧向抽芯机构主要参数的确定........................204.6脱模及推出机构......................................224.6.1脱模力............................................224.6.2推出机构..........................................234.7冷...