长春工业大学本科毕业设计说明书PAGE\*MERGEFORMATI摘要本次设计为C7620型卡盘多刀半自动车床的主轴箱设计。该车床是用于加工盘套类零件的高效率机床，主传动采用双速电机，结构简单。首先根据本次设计的主要参数进行机床转速的确定，拟定传动方案，确定出主轴箱的转速图和变速传动系统图。选定齿轮的齿数，通过验算主轴的转速误差是否在误差值的允许范围内，从而确定设计的齿轮是否达到设计要求。根据《机床设计手册》和已经确定的主轴箱转速图，计算主轴、各传动轴以及各齿轮的计算转速，进而确定齿轮的模数和材料，完成齿轮的设计。注意到本次设计中双速电机的特点，根据主动带轮传递的功率选择三角胶带的型号，确定胶带长度以及根数等，进一步计算传动轴和主轴的轴径，选择花键的型号，完成皮带和各个轴的设计，至此完成车床主轴箱内主要零件的设计。针对齿轮的模数以及传动轴（中轴）的刚度和强度、轴承寿命等进行校核验算，达到合格后即初步完成了车床主轴箱的整体设计。利用Solidworks三维软件对主轴箱进行三维建模,可以更好的检验主轴箱内齿轮传动是否干涉,最终生成爆炸图。关键词:主轴箱齿轮轴三角胶带PAGE\*MERGEFORMATIIAbstractThedesignforthez5140-typemulti-toolsemi-automaticlathechuckspindleboxdesign.Thelatheisadiscsetsofpartsforprocessinghigh-efficiencymachines,themaindrivewithdual-speedmotor,simplestructure.First,accordingtothedesignofthemainparametersofthemachinespeedidentification,formulationtransmissionscheme,determinethespeedofthespindleboxdiagramandtransmissionsystemdiagram.Selectedgearteeth,thespindlespeederrorbycheckingwhethertheerrorvaluewithintheallowablerange,thedesignofthegearstodeterminethedesignrequirements.Accordingto"MachineDesignManual"andhavebeenidentifiedHeadstockspeedgraph,calculatethespindle,theshaftandthegearcalculationspeed,andtodeterminethemodulusgearandmaterialstocompletethedesignofgears.Notingthisdesignfeaturestwo-speedmotor,accordingtothepowerdeliveredbythedrivepulleychoicetriangletapemodels,todeterminethetapelength,andnumberofroots,etc.,furthercalculationsshaftandthespindleshaft,selectthesplinemodel,completebeltsandthedesignofeachaxis,thuscompletingthemainpartslatheheadstockdesign.Modulusaswellasforthegearshaft(axis)ofthestiffnessandstrength,bearinglife,etc.checkchecking,reachedafterpassingtheinitialcompletionoftheoveralldesignoflatheheadstock.Theuseofthree-dimensionalsoftwareSolidworksheadstockthree-dimensionalmodeling,youcanbetterexaminewhethertheinterferencegearedheadstock,theresultingexplosiondiagram.Keywords:triangletapeheadstockgearshaftPAGE\*MERGEFORMATIV毕业设计（论文）原创性声明和使用授权说明原创性声明本人郑重承诺：所呈交的毕业设计（论