减速器机盖加工工艺及顶面孔钻夹具设计—毕业设计(论文)-说明书-张颖超VIP免费

减速器机盖加工工艺及顶面孔钻夹具设计学院名称：机械工程学院专业：机械设计制造及其自动化班级：11机制1学号：11321108姓名：张颖超指导教师姓名：何庆指导教师职称：教授二〇一五年五月本科毕业设计（论文）无减速器机盖加工工艺及顶面孔钻夹具设计摘要：蜗杆减速器箱体零件是箱体类零件的一种。它把减速器箱体中的轴和齿轮等有关零件和机构联接为一整体，使这些齿轮等零件和机构保持正确的相对位置，以便其上各个机构和零件能正确、协调一致地工作，减速器箱体的加工精度直接影响减速器的装配质量，进而影响机器的使用性能和寿命。因此研究使用适合的夹具对该类型零件进行加工是一个值得深入探讨的问题。在本次设计中，对蜗杆减速器箱体机盖的加工工艺路线进行了编制和方案优选，对钻夹具的钻模板类型进行了深入研究以使所加工零件易于装夹，计算了采用一面两孔制的定位方法所引起的定位误差，从而论证了该套设计方案的可行性和经济性。关键词：蜗杆减速器，箱体，钻夹具，工艺无TheDesignofReducer’sCovermachiningprocessandDesignofTopFaceDrillFixtureAbstract：Wormgearreducerboxbodypartsisoneoftheboxbodyparts.Theshaftofthereducerhousingandgearandrelatedpartsandjoinedintoawhole,makethesegearandotherpartsandkeptthecorrectrelativeposition,sothatitsvariousagenciesandpartscancorrect,thecoordinatedwork,reducerboxdirectlyinfluencesthemachiningaccuracyofgearreducerassemblyquality,willaffecttheuseofmachineperformanceandservicelife.Thereforeresearchusingsuitablefixtureforprocessingofthetypesofpartswasaproblemworthyofin-depthdiscussion.Inthedesign,processingtechnologyrouteofwormreducerboxmachinecovercompilationandschemeoptimization,thedrillingtemplatetypeofdrilljigswerestudiedinordertomaketheprocessingpartseasyclamping,werecalculatedbyusingatwoholesystemcausedbythepositioningmethodofpositioningerror,whichdemonstratesthefeasibilityandeconomyofthissetofdesignscheme.Keywords：Wormgearreducer;Boxbody;Drilljig;Process江苏理工学院毕业设计说明书（论文）目录序言............................................................................................................1第1章零件分析与方案论证..................................................................21.1减速器零件的作用...................................................................................21.1.1减速器零件的作用及分类.....................................................................21.1.2箱体类零件的分析................................................................................31.2零件的分析.............................................................................................31.2.1零件的技术要求...................................................................................31.2.2零件的加工分析方法............................................................................51.3设计任务书.............................................................................................5第2章工艺规程设计..............................................................................72.1确定毛坯的制造形式...............................................................................72.2生产类型及工艺特征...............................................................................72.3定位基准的选择......................................................................................82.3.1粗基准的选择......................................................................................82.3.2精基准的选择.....................................................................................9...