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1、毕业设计(论文)CA6140车床后托架加工工艺及夹具设计学生姓名:学生学号:院(系):年级专业:指导教师:二〇年月毕业设计(论文)摘要摘要在生产过程中,使生产对象(原材料,毛坯,零件或总成等)的质和量的状态发生直接变化的过程叫工艺过程,如毛坯制造,机械加工,热处理,装配等都称之为工艺过程。在制定工艺过程中,要确定各工序的安装工位和该工序需要的工步,加工该工序的机车及机床的进给量,切削深度,主轴转速和切削速度,该工序的夹具,刀具及量具,还有走刀次数和走刀长度,最后计算该工序的基本时间,辅助时间和工作地服务时间。关键词工序,工艺,工步,加工余量,定位方案,夹紧力I毕业设计(论文)Abs
2、tractABSTRACTEnableproducingthetargetinprocessofproduction(rawmaterials,theblank,stateofqualityandquantityonpartbecomealways)takeplacedirectcourseofchangeaskcraftcourse,iftheblankismade,machining,heattreatment,assembleetc.andcallitthecraftcourse.Inthecourseofmakingthecraft,isitconfirmeveryerec
3、torlocationandworkerstepthatprocessneedthisofprocesstowant,thelocomotiveofprocessing,thisprocess,andtheenteringthegivingamountofthelathe,cutdepth,therotationalspeedofthemainshaftandspeedofcutting,thejigofthisprocess,thecutterandmeasuringtool,aonehundredsheetsofnumberoftimesstillleavesandaonehu
4、ndredsheetsoflengthleaves,calculatebasictimeofthisprocess,auxiliarytimeandservicetimeofplaceofworkingfinally.Keywords:Theprocess,workerone,worker'sstep,thesurplusofprocessing,orientthescheme,clampstrengthII毕业设计(论文)目录目录摘要..........................................................................
5、................................................IABSTRACT.................................................................................................................II1CA6140机床后托架加工工艺...............................................................................31.1CA6140机床后托架的工艺分析.......
6、........................................................................31.2CA6140机床后托架的工艺要求及工艺分析.............................................................31.2.1CA6140机床`后托架的技术要求......................................................................41.3加工工艺过程.................................
7、.......................................................................41.4确定各表面加工方案..............................................................................................41.4.1在选择各表面及孔的加工方法时,要综合考虑以下因素............................