目录1模具概述...................................................................11.1模具概述.................................................................12塑件的工艺分析..............................................................32.1塑件的位置公差..........................................................32.1.1塑件表面质量要求及分析............................................32.1.2脱模斜度分析.......................................................32.2壁厚的分析.............................................................42.3塑件的质量............................................................42.4塑件成型方法与分析......................................................42.5材料的分析与选择.......................................................52.5.1所用塑料及其缩水率.................................................52.5.2T盖零件分型面确定.................................................63塑料模具总体方案确定.......................................................83.1下盖零件模具型腔排位....................................................83.2下盖零件模具注塑机选型.................................................83.3下盖零件模具注塑机校核.................................................93.3.1锁模力的校核........................................................93.3.2开模行程的校核.....................................................103.3.3模具长度的校核.....................................................103.4T盖零件模具浇注系统设计..............................................113.4.1主流道设计.........................................................113.4.2分流道设计.........................................................123.4.3浇口的设计.........................................................123.4.4冷料穴与拉料杆的设计..............................................144成型零部件的设计..........................................................154.1下盖零件模具成型零部件结构设计........................................154.2T盖零件模具合模导向及定位机构设计...................................16IV4.3T盖零件模具脱模机构设计..............................................174.4T盖零件模具的冷却系统设计............................................194.5冷却系统之设计规则