毕业设计(论文)题目:磁带机面板注塑模具设计学生:邹宗胜指导老师:范有发副教授系别:材料科学与工程系专业:模具设计与制造班级:模具061学号:15062031302009年6月目录目录..............................................................I摘要..............................................................III1.选题背景..........................................................11.1塑料模具的发展状况及地位......................................11.2选择磁带机面板形件的背景及意义................................21.3选材及性能分析................................................21.3.1ABS.......................................................21.4设计内容......................................................41.5应解决的主要问题..............................................42.塑件成型工艺性分析................................................42.1塑料材料......................................................42.2尺寸和精度....................................................52.3结构特点......................................................53.塑件成型方案设计..................................................63.1分型面选择....................................................63.2型腔数确定....................................................73.3浇注系统类型与位置选择........................................83.3.1浇口的选择................................................83.3.2浇口尺寸的确定............................................93.4成型零件结构设计.............................................103.5脱模结构设计.................................................113.5.1脱模力计算...............................................113.5.2脱模机构的选用及布局.....................................113.5.3凝料脱出机构的设计.......................................133.6导向、定位机构设计...........................................133.6.1导向机构的作用...........................................133.6.2导向机构结构及设计.......................................133.7侧抽芯结构设计...............................................14根据抽芯行程S=80MM..............................................143.8模具冷却系统设计.............................................153.8.1制品所需冷却时间的计算....................................153.8.2冷却介质一边所需传热面积的设计计算........................153.9模架选用.....................................................164.模具结构设计...................................................164.1模具成型零部件设计.........................................164.1.1成型零件重要工作尺寸计算.................................164.1.2成型零件结构设计.........................................174.1.3排气方式及排气槽的设计...................................194.2模具强度与刚度计算...........................................194.2.1型腔(上模)的侧壁和底板厚度计算............................194.3塑件基本参数.................................................214.4注塑机参数校核...............................................214.4.1最大注塑量...............................................214.4.2锁模力校核...............................................224.4.3模具与注塑机安装部分相关尺寸校核.........................224.4.4开模行程校核.............................................224.5模具结构总图绘制.............................................234.6成型零件的加工工艺...........................................254.6.1选材...............