一、设计题目泵盖零件的机械加工工艺规程及工艺装备设计（钻盲孔）二、原始资料(1)被加工零件的零件图1张(2)生产类型:中批或大批大量生产三、上交材料(1)被加工工件的零件图1张(2)毛坯图1张(3)机械加工工艺过程综合卡片(参附表1)1张(4)与所设计夹具对应那道工序的工序卡片1张(4)夹具装配图1张(5)夹具体零件图1张(6)课程设计说明书(5000～8000字)1份四、进度安排(参考)(1)熟悉零件,画零件图2天(2)选择工艺方案,确定工艺路线,填写工艺过程综合卡片5天(3)工艺装备设计(画夹具装配图及夹具体图)9天(4)编写说明书3天(5)准备及答辩2天五、指导教师评语成绩：摘要本课程设计主要内容包括齿轮油泵泵盖的加工工艺过程设计和钻盲孔的专用夹具设计，在课程设计过程中完成了零件图、毛坯图、夹具体装配图和夹具体零件图的绘制及说明书的编写。泵盖零件结构较简单，而且为铸件，外表面为要求较高精度要求，铸造即可满足，与其它接触面处的端面精度要求较高，需要经过粗车、半精车加工，保证密封配合性。本次设计针对盲孔的加工难度设计了一套专用夹具，采用一面两孔的定位方式来满足定位要求，又通过夹紧装置保证加工过程中不会产生较大误差。其中间过程对夹紧装置进行了受力分析，保证了夹紧的可靠性。综上所述为本次课程设计的主要内容及设计过程AbstractThemaincontentsofthecurriculumdesign,includinggearoilpumpcoverprocessdesignandprocessofblindholedrillingspecialfixturedesigninthecurriculumdesignprocesswascompletedpartsmap,blankmapofthespecificfolderandthefolderassemblyofspecificpartsandthemanualmappingpreparation.Pumppartstobuildasimplerstructure,butalsoforthecasting,theoutersurfaceoftherequirementsforhigherprecision,castingcanbemet,contactwithotherDepartmentofthehigher-endprecision,carsneedtogothroughthick,semi-refinedcarprocessing,toensurethatsealedwithsexual.Thedesignfortheblindholeoftheprocessingdifficultyofthedesignofaspecialfixture,usingatwo-holepositiontomeetpositionrequirementstoensurethroughclampingdeviceprocessingwillnotproducelargeerrors.Intergovernmentalprocessinwhichaclampingdeviceformechanicalanalysis,toensurethereliabilityoftheclamp.Tosumupthismeetingthemaincontentsofthecurriculumdesignandthedesignprocess目录1零件的工艺性分析...................................................................................11.1零件的用途.....................................................................................11.2零件的技术要求..............................................................................11.3审查零件的工艺性..........................................................................12零件毛坯的确定.......................................................................................22.1零件的生产类型................................................................................22.2毛坯的种类和制造方法.....................................................................22.3零件各表面的加工方法.....................................................................32.4各工序间加工余量.............................................................................32.5确定毛坯尺寸....................................................................................43机械加工工艺规程设计............................................................................43.1拟定工艺路线....................................................................................43.2162孔切削用量的计算.........................................................53.3162基本工时的计算..................................................................63.4制订162工序卡片..............
