目录1前言..................................................................11.1模具行业发展的现状..................................................11.2我国模具发展的现状..................................................11.3参数化技术慨述......................................................21.4选题目的以及意义...................................................32塑件成型工艺性分析...................................................42.1气压瓶盖三维模型及二维图............................................42.2结构特征分析及成型工艺性分析........................................52.2.1结构特征分析......................................................52.2.2成型工艺性分析....................................................52.2.3塑件材料的基本性能...............................................53塑件成形工艺与设备....................................................63.1注塑成型工艺条件....................................................63.1.1温度.............................................................63.1.2压力.............................................................63.1.3时间.............................................................63.2型腔数量以及注射机有关工艺参数的校核...............................73.2.1型腔数量校核......................................................73.2.2最大注射量校核....................................................83.2.3锁模力的校核.....................................................83.2.4注射压力校核.....................................................83.2.5开模行程校核.....................................................94注射模具结构设计......................................................94.1型腔的确定..........................................................94.2制品成型位置及分型面的选择.........................................104.3浇注系统设计......................................................114.3.1浇口的位置、数量的确定..........................................124.3.2排气系统设计....................................................144.4成型零部件设计....................................................154.4.1凹模结构设计.....................................................154.4.2型芯结构设计....................................................154.5模架的选用.........................................................164.6导向与定位机构.....................................................164.7脱模机构的设计.....................................................174.8侧向分型与抽芯机构设计.............................................174.9冷却系统设计.......................................................184.9.1冷却系统的设计原则...............................................184.10模具成型零部件材料的选择..........................................194.11装配总图..........................................................204.12模具的装配过程....................................................224.13模具运动分析过程.................................................224.14试模..............................................................235参数化设计..........................................................245.1设计的流程.........................................................245.2应用Pro/e系统进行模具设计的流程...................................245.2.1制品的造型.......................................................245.2.2主要的分型面..................
