毕业设计论文-一模四腔的塑料模具毕业设计论文.doc

毕业设计论文 一模四腔的塑料模具设计 姓名：林军 班级： 学号： 目 录 第一章 拟定模具结构形式·······················································································1 第一节 确定型腔数量及排列方式··········································································1 第二节 模具结构形式的确定··················································································1 第二章 注射机型号的确定·······················································································2 第三章 分型面位置的确定····················································································2 第四章 浇注系统形式和浇口的设计·····································································3 第一节 主流道设计··································································································3 主流道尺寸······································································································3 2. 主流道衬套的形式··························································································3 3. 主流道衬套的固定·······························································································4 第二节 分流道设计··································································································5 1. 主分流道的形状及尺寸··················································································5 2. 主分流道长度··································································································6 3. 副分流道的设计······························································································6 4. 分流道的表面粗糙度······················································································6 5. 分流道的布置形式··························································································7 第三节 浇口的设计··································································································7 1. 浇口的选用······································································································8 2. 浇口位置的选择······························································································9 第四节 浇注系统