目 录 中文摘要··································································································································1 英文摘要··································································································································2 目 录··································································································································3 第一章 引言····························································································································1 1.1塑料工业在国民经济中的地位···················································································1 1.2塑料模具的现代设计与制造在塑料工业的作用·······················································1 1.3注射模设计依据···········································································································1 第二章 塑件工艺性分析及工艺规程制················································································2 2.1 模具CAE分析··············································································································2 2.2 塑件的工艺性分析 …………………………………………………………………16 2.3 确定成型设备的选择与模塑工艺规程制……………………………………………18 第三章 确定注塑模的基本类型及注射机的选择…………………………………………20 3.1 确定注塑模的基本类型………………………………………………………………20 3.1.1材料的属性………………………………………………………………………20 3.1.2比较普通流道成型和热流道成型的优缺点……………………………………20 3.2 注射机的选择与校核…………………………………………………………………20 3.2.1选择注射机………………………………………………………………………20 3.2.2 校核注射机的工艺参数…………………………………………………………21 第四章 注射模的结构设计·································································································23 4.1 分型面的选择··············································································································23 4.2型腔数目的确定及型腔的排列………………………………………………………23 4.3 浇注系统的设计 ········································································································24 4.3.1 主流道设计········································································································24 4.3.2 分流道设计·······································································································26 4.3.3 浇口的设计·······································································································27 4.3.4 浇注系统的平衡······························································································28 4.3.5 冷料井及拉料杆的设计···················································································29 4.3.6 排气系统设计··································································································29 4.4型芯、型腔结构的确定………………………………………………………………29 4.5推件方式的选择………………………………………………………………………30 4.6内侧抽芯机构设计……………………………………………………………………30 4.7标准模架的选择………………………………………………………………………31 第五章 成型零部件的计·······································································································33 5.1成型零件结构···············································································································33 5.2成型零件的型腔、型芯工作部分尺寸的确定···························································33 5.2.1型腔内径尺寸的计算························································································34 5.2.2 型腔深度尺寸的计算·······················································································34 5.2.3 中心距尺寸的计算···························································································34 5.3 模具型腔壁厚与强度计算··························································································35 第六章 导向机构的确定·····································································································36 第七章 脱模推出机构的设计·····························································································37 7.1推出机构设计············································································································37 7.2塑件的脱模斜度········································································································37 7.3脱模力的计算············································································································38 第八章 冷却系统设计···········································································································39 8.1冷却装置的基本结构································································································39 8.2冷却装置的设计········································································································39 第九章 加工工艺设计·········································································································42 9.1 型腔板加工工艺过程·······························································································42 9.2 固定板加工工艺过程·······························································································42 9.3 导滑板加工工艺过程·······························································································43 9.4 大型芯加工工艺过程·······························································································44 第十章 模具的试模与修模·································································································46 10.1 粘着模腔·················································································································46 10.2 粘着模芯·················································································································46 10.3 粘着主流道············································································································46 10.4 成型缺陷·················································································································46 结 论·······························································································································48 参考文献·······························································································································49 后 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