推荐回答（1个）
塑料注塑模一般由7个部分组成：
浇注系统。是从注塑机喷嘴开始到模具型腔为止的塑料熔体流动通道。由主流道、分流道、冷料井、浇口组成；
成型零部件。成型零部件组成模具型腔，成型塑件。由凸模、凹模、成型杆等组成；
合模导向机构。一般由导柱、导套组成，起到定位，导向等作用；
脱模机构。塑件成型并开模后推出塑件，完成脱模；
排气结构。注塑时排出型腔内气体；
侧抽芯机构。塑件形状复杂，需要侧抽芯时完成侧型芯的抽拔。
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加热冷却系统。通过冷却加热控制模具温度。
详细可见《塑料成型模具》申开智主编 轻工业出版社。
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