多用工作灯后盖注射模设计-毕业设计.docx

PAGE word文档 可编辑 毕业设计(论文)任务书 课题名称： 多用工作灯后盖注射模设计 姓 名： 专 业： 模具设计与制造 指导教师： ??? 完成期限： 年 月至 年 月 年 月 日 目 录 第一章 塑件成型工艺性分析················································1 1.1 塑件的分析·······················································1 1.2 ABS的性能分析···················································2 1.3 ABS的注射成型过程及工艺参数·····································3 　拟定模具的结构形式················································4 2.1　分型面位置的确定·················································4 2.2　型腔数量和排列方式的确定·········································5 2.3　注射机型号的确定·················································5 2.4　注射机相关参数的校核·············································6 　浇注系统的设计····················································6 3.1　主流道的设计·····················································7 3.2　分流道的设计·····················································7 3.3　冷料穴设计·······················································8 3.4　浇口·····························································8 3.5　校核主流道的剪切速率·············································9 3.6　排气系统设计·····················································10 　模架的确定························································10 4.1　各模板尺寸的确定·················································11 4.2　面积安装部分尺寸校核·············································11 　注射模的结构设计·················································11 5.1　导向机构的设计···················································11 5.2　导柱、导套之间配合及固定·········································11 5.3　导套设计及校核···················································12 5.4　脱模推出机构的设计···············································12 成型零部件的设计及计算·········································14 6.1　型腔、型芯的设计·················································14 6.2　型腔和型芯的计算·················································14 　冷却系统的设计······························