塑料灯罩注塑模设计与制作模具设计与制造专业目录1、前言............................................................................................................................................21.1模具行业及产品发展现状.................................................................................................21.2选题意义.............................................................................................................................41.3设计任务.............................................................................................................................42、塑件设计分析.............................................................................................................................52.1塑件模型建立.....................................................................................................................52.2、塑件参数设计..................................................................................................................62.3侧向分型...........................................................................................................................122.4型腔和型芯的工作尺寸计算...........................................................................................133、注塑设备和模架选择...............................................................................................................133.1初选注塑设备的型号及规格...........................................................................................133.2、注塑机重要参数校核....................................................................................................163.3、模架选择........................................................................................................................194、浇注系统设计...........................................................................................................................194.1主流道设计.......................................................................................................................194.2点浇口设计料穴设计.......................................................................................................204.3分流道设计.......................................................................................................................224.4浇口设计...........................................................................................................................235、成型零件设计加工工艺方案制订...........................................................................................245.1型腔的设计.......................................................................................................................245.2型芯设计...........................................................................................................................255.3滑块的设计.......................................................................................................................255.4加工工艺方案制订...........................................................................................................266、顶出机构设计...........................................................................................................................296.1推件板顶出机构...................................................................................
