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一模四腔的塑料模具毕业设计论文.docx

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一模四腔的塑料模具设计 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 第四节浇注系统的平衡··································