目录1绪论.....................................................................................................................................11.1模具产业技术结构的现状..............................................................................................11.2模具CAD/CAM技术的发展趋势..................................................................................11.3模具的发展趋势..............................................................................................................21.4模具的设计步骤..............................................................................................................21.5本课题研究的主要内容..................................................................................................32储物桶踏板零件模具设计方案.........................................................................................43踏板的开模设计.................................................................................................................63.1型腔数量的确定及型腔排列..........................................................................................63.2调入模具参考模型并设置收缩率..................................................................................63.3设计分型面......................................................................................................................74模具结构设计...................................................................................................................114.1浇注系统的组成及设计原则........................................................................................114.2主流道设计....................................................................................................................114.3分流道设计....................................................................................................................124.4浇口设计........................................................................................................................134.5排气系统的设计............................................................................................................144.6冷却系统的设计............................................................................................................154.7模具顶出机构的设计....................................................................................................164.8模架结构的型号与规格................................................................................................185踏板模具MasterCAM数控加工.....................................................................................195.1踏板凸模的MasterCAM数控加工..............................................................................195.2踏板凹模的MasterCAM数控加工..............................................................................255.3程序后处理...................................................................................................................295.4利用AutoCAD完成工程图绘制..................................................................................30结束语...................................................................................................................................31致谢.................................................................................................................
