Φ400车床主传动系统设计说明书.doc -- 12 元

I摘要本文主要进行￠400车床主传动系统设计，车床广泛应用于机械加工行业中，本设计主要针对车床的主轴箱主传动系统进行设计，设计的内容主要有机床主要参数的确定，主传动系统的拟定，传动方案，转速图和传动系统图的拟定，齿轮传动的设计，轴的设计，带传动的设计。对主要零件进行了计算和验算，利用CAD画图软件进行了零件的设计和处理。关键词车床主轴箱传动IIAbstractInthispaper,¢400lathemaindrivesystemdesign,lathewidelyusedinthemachiningindustry,thedesignoflathespindleboxmaindrivesystemdesign,designofthemainmachineparameterstodeterminetheformulationofthemaintransmissionscheme,thespeedchartandtransmissionmapformulationofthegeardrivedesign,thedesignoftheshaft,beltdrivedesign.ThemainpartswerecalculatedandcheckingCADdrawingsoftwaredesignandhandlingofparts.KeywordsLatheSpindleboxTransmissionIII目录摘要..................................................................................................................ⅠAbstract...............................................................................................................Ⅱ第1章绪论........................................................................................................11.1用途.......................................................................................................11.2性能.......................................................................................................11.3结构.......................................................................................................11.4设计目的...............................................................................................11.5国内外发展...........................................................................................21.6研究目的和意义...................................................................................2第2章机床的主参数和其他主要技术要求....................................................32.1主参数和基本参数...............................................................................32.1.1主参数........................................................................................32.1.2基本参数....................................................................................32.1.3普通车床的基本参数................................................................32.2主传动的设计.......................................................................................42.2.1主轴极限的确定........................................................................42.2.2公比的确定................................................................................42.2.3主轴转速级数的确定................................................................52.2.4主传动电动机功率的确定........................................................5第3章主传动系统的拟定................................................................................63.1传动比...................................................................................................63.2变速的基本规律...................................................................................63.3转速图的拟定.......................................................................................63.4分配各变速组的最小传动比...............................................................73.5确定齿轮齿数.......................................................................................73.6同一变速组内模数的齿轮齿数的确定...............................................8第4章齿轮传动设计......................................................................................12IV4.1第一变速组齿轮的结构尺寸.............................................................124.2第二变速组齿轮结构尺寸的设计.....................................................154.3第三变速组齿轮设计.........................................................................19第5章带传动设计..........................................................................................23第6章轴的设计..............................................................................................266.1Ⅰ轴的设计计算.................................................................................266.2Ⅱ轴的设计计算.................................................................................286.3Ⅲ轴的设计计算.................................................................................306.4主轴的设计.........................................................................................33第7章箱体的结构设计..................................................................................367.1箱体材料.............................................................................................367.2箱体结构.............................................................................................37第8章润滑与密封..........................................................................................388.1润滑与密封的设计.............................................................................388.2润滑油的选择.....................................................................................38总结..................................................................................................................39致谢..................................................................................................................40参考文献..............................................................................................................41VCONTENTSAbstract...............................................................................................................ⅡChapter1Introduction.....................................................................................11.1Application............................................................................................11.2Performance..........................................................................................11.3Structure................................................................................................11.4Thepurposeofdesign...........................................................................11.5Thedevelopmentofathomeandabroad..............................................21.6Meaningandpurposeofresearch..........................................................2Chapter2Themainparametersofthemachinetoolsandothertechnicalrequirements.........................................................................................................32.1Themainparametersandthebasicparameters.....................................32.1.1Themainreferances...................................................................32.1.2Theessentialreferances.............................................................32.1.3Theordinarylathecommenreferances.......................................32.2Thedesignofthemaindrive.................................................................42.2.1Thedeterminationofthespindlelimit.......................................42.2.2Determinationofcommonratio.................................................42.2.3Seriestodeterminethespindlespeed........................................52.2.4Themaindrivemotorpower......................................................5Chapter3Theformulationofthemaintransmissionsystem.......................63.1Driveratio.............................................................................................63.2Thecommenlawoftrancformspeeds...................................................63.3Theformulationofthespeeddiagram..................................................63.4Allocationofthevariablespeedgroupminimumtransmissionratio...73.5Determinethenumberofgearteeth......................................................73.6Thedeterminationofthemoduluswithinthegroupofthesamevariablespeedgear.........................................................................................8Chapter4Geardesign....................................................................................12