题目：水泵叶轮模具制造工艺院（部）：机电工程学院专业：材机械设计制造及其自动化班级：13机本（2）班姓名：刘炳文学号：20110663225指导教师：张雯娟完成日期：目录摘要..................................................................IIIABSTRACT.............................................................IV第一章前言.............................................................11.1选题背景...............................................................11.2课题相关调研...........................................................11.2.1本课题及相关领域的国内外现状及发展..................................11.2.2模具技术的发展现状..................................................2第二章工艺分析计算....................................................32.1零件及其冲压工艺性分析................................................32.2确定工艺方案...........................................................42.3主要工艺参数计算.......................................................72.3.1落料尺寸.............................................................72.3.2拉深道次及各道次尺寸.................................................9第三章模具设计........................................................143.1落料、拉深复合模......................................................143.1.1模具结构.........................................................143.1.2模具工件部分尺寸及公差计算.......................................153.2修边冲孔模............................................................173.2.1模具结构.........................................................183.2.2模具工件部分尺寸及公差计算.......................................183.3切槽模................................................................213.3.1模具结构.........................................................213.3.2模具工件部分尺寸及公差计算.......................................223.4翻边模................................................................233.4.1模具结构.........................................................233.4.2模具工件部分尺寸及公差计算.......................................24第四章结论...........................................................27参考文献................................................................28谢辞...................................................................29摘要水泵叶轮是微型汽车上发动机冷却系统中离心式水泵的重要零件。本文分析了水泵叶轮零件的结构特点,计算了该叶轮的展开尺寸,确定了该工件的冲压成形工艺及各工序尺寸,对全套模具的总体结构设计进行了比较详细的论述，并在此基础上确定了叶轮冲压模具零件的具体结构和尺寸，在生产合格零件的基础上尽量提高生产效率，降低生产成本。主要介绍了叶轮零件冲压成形应包括的基本工序方案，工艺参数计算，模具制造工艺过程、尺寸等。关键词：水泵叶轮;冲压;工序;模具制造工艺ThePressingProcessAnalysisandDieDesignofPumpImpellerABSTRACTTCentrifugalpumpimpellerisanimportantpartoftheenginecoolingsystempumpautomobile.Thispaperanalysesthestructurecharacteristicsofpumpimpellerparts,theimpellerexpandedsizewascalculatedtodeterminethestampingformingprocessoftheworkpieceandtheprocessdimensions,overallstructuredesignofthemouldwerediscussedindetail.Basedonthespecificstructureandsizeoftheimpellerofstampingdiewasdetermined,basedontheproductionofqualifiedpartstoimproveproductionefficiencyandreduceproductioncost.Thispapermainlyintroducedthestampingformingprocessofimpellerpartsbasicplanshouldin...
