差速器壳体工艺及镗工装设计摘要随着社会的发展,汽车在生产和生活中的越来越广泛,差速器是汽车中的重要部件,其壳体的结构及加工精度直接影响差速器的正常工作,因此研究差速器的加工方法和工艺的编制是十分必要和有意义的。本次设计主要内容有:差速器的工作原理结构分析,差速器壳体的工艺编制,镗夹具的设计及加工中对定位基准的选择,镗工序工装设计中切削用量,夹紧力的计算等。关键词:差速器,壳体,夹具设计DifferentialDeviceCaseProcessandBoringSuitsDesignABSTRACTAlongwithsocialdevelopment,motorvehicleproductionandlifeinanincreasinglywidedifferentialdeviceisanimportantvehiclecomponents,anditsinteriorstructureandprocessingprecisiondifferentialdevicedirectlyaffectthenormalwork,studydifferentialdevicecaseprocessingmethodsandtechniquesofpreparationisnecessaryandmeaningful.Thecurrentdesignofthemainelements:differentialdevicestructuresoperatingprinciplesofanalysis,differentialdevicecasepreparationprocesses,designandsmooth-borejigforpositioningbaselineprocessingoptionssmooth-boredesignprocessessuitscuttingconsumption,increasedcomputingpower.Keyword:Differentialdevice,Case,Jigdesign第1章绪论.........................................................................................................................11.1课题的背景及意义......................................................................................................11.2差速器的主要分类......................................................................................................21.2.1开式差速器..............................................................................................................21.2.2限滑差速器..............................................................................................................31.3差速器结构....................................................................................................................31.3.1对称式锥齿轮差速器中的运动特性关系式...........................................................41.3.2对称式锥齿轮差速器中的转矩分配关系式...........................................................51.4壳体的加工工艺............................................................................................................71.4论文主要内容................................................................................................................8第2章零件的作用及结构及工艺分析...........................................................................102.1零件的作用及结构....................................................................................................102.2零件的工艺分析........................................................................................................11第3章工艺规程设计.......................................................................................................133.1确定生产类型..............................................................................................................133.2毛坯的选择..................................................................................................................133.2.1毛坯种类及制造方法的形状及选择.....................................................................133.2.2毛坯的精度等级....................................................................................................133.3基准的选择..................................................................................