word格式-可编辑-感谢下载支持机械设计课程设计2010-2011第2学期姓名：班级：指导教师：成绩：日期：2011年4月摘要课程设计是考察学生全面掌握基本理论知识的重要环节。本次设计的是二级斜齿轮减速器，减速器是用于电动机和工作机之间的独立闭式传动装置。本减速器属于二级斜齿轮减速器（电机—联轴器—减速器—联轴器—带式运输机），本课程设计包括：设计方案、电机选择、传动装置的设计及传动比分配、各轴运动参数、齿轮设计、轴的设计、联轴器和轴承选择及校核、键的校核、减速器的润滑及密封、减速器的附件选择。设计参数的确定和方案的选择都是通过查询有关资料所得。关键字：二级斜齿轮，减速器，轴ABSTRACTword格式-可编辑-感谢下载支持Curriculumdesignistoinvestigatethestudentsgrasptheimportantaspectsofthebasictheoreticalknowledge.Thedesignofthesecondhelicalgearreducer,reducermotorandworkingmachineisusedtoseparatebetweentheclosedtransmission.ThisreducerisHelicalGearReducer(Motor-Coupling-Reducer-Coupling-beltconveyor),thecurriculumincludes:design,motorselection,designandtransmissiongearratiodistribution,theAxismotionparameters,geardesign,shaftdesign,shaftcouplingandbearingselectionandverification,keychecking,gearlubricationandseal,reducerattachmentoptions.Designparametersandprogramoptionsareobtainedbyqueryingtheinformation.Keywords:HelicalGear，Reducer，Axis目录1前言.................................................................12设计目的...............................................................13设计方案...............................................................14选择电动机.............................................................24.1选择电动机的类型.................................................24.2选择电动机的容量.................................................24.3.确定电动机转速...................................................25传动装置的总传动比并分配传动比.........................................35.1.总传动比i.......................................................35.2.分配传动比.......................................................36计算传动装置各轴的运动和动力参数.......................................46.1.各轴的转速.......................................................46.2.各轴的输入功率...................................................46.3.各轴的输入转矩...................................................47齿轮的设计.............................................................57.1高速级齿轮的设计.................................................67.1.1选定齿轮的类型，精度等级及材料.............................67.1.2按齿面接触强度设计.........................................67.1.3按齿根弯曲强度设计.........................................87.1.4几何尺寸计算...............................................97.2低速级齿轮的设计............................................107.2.1选定齿轮的类型，精度等级及材料............................107.2.2按齿面接触强度设计........................................107.2.3按齿根弯曲强度设计........................................12几何尺寸计算....................................................148功率扭矩及运动参数修正................................................158.1计算传动装置的总传动比i.........................................158.2计算传动装置各轴的运动和动力参数................................15各轴的转速......................................................15各轴的输入功率..................................................16各轴的输入转矩..............
