扁长拨叉机械加工工艺规程及钻φ15孔夹具设计（含全套CAD图纸）.doc

扁长拨叉机械加工工艺规程及钻φ15孔夹具设计购买文档后送CAD图纸,Q401339828设计(论文)题目扁长拨叉机械加工工艺规程及钻φ15孔夹具设计所属部机械工程系所属专业机械设计与制造所属班级学号学生姓名指导教师起讫日期购买文档后送CAD图纸,Q401339828购买文档后送CAD图纸,Q401339828I摘要此次设计是对拨叉2零件的加工工艺和夹具设计,其零件为铸件,具有体积小,零件复杂的特点,由于面比孔易加工,在制定工艺规程时,就先加工面,再以面为基准来加工其它,其中各工序夹具都采用专用夹具,特别的对于加工大头孔、和钻小头孔斜面小孔的工序中,选一面两销的定位方式,并以操作简单的手动夹紧方式夹紧,其机构设计简单,方便且能满足要求。关键词拨叉2,加工工艺,专用夹具,ponentstheprocessingcraftandthejigdesign,ing,plexcharacteristic,Becausethesurfaceiseasierthantheholetoprocess,whenformulationtechnologicalprocess,firstthemachinedsurface,thenprocessesothertakethesurfaceasthedatum,Inwhichvariousworkingproceduresjigallusestheunitclamp,specialregardingprocessesthebigendofhole,thetroughanddrillsthecapitellumholeinclineeyeletintheworkingprocedure,Chooseslocatemodewhichtwosellsatthesametime,andoperatesthesimplemanualclampwayclamp,anizationdesignissimple,:Dialsthefork,theprocessingcraft,unitclamp,design扁长拨叉机械加工工艺规程及钻φ15孔夹具设计III目录摘要.........................................................................................................................................IAbstract......................................................................................................................................II目录.......................................................................................................................................III第1章绪论........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................