目录摘要.....................................................................IAbstract..................................................................II1绪论....................................................................11.1本课题研究的目的和意义.............................................11.2汽车驱动桥国内外发展状况...........................................11.3本课题研究的主要任务...............................................21.4汽车驱动桥概述.....................................................22主减速器设计............................................................42.1主减速器结构形式简介及选择.........................................42.2主减速器的基本参数选择与设计计算...................................52.2.1主减速齿轮计算载荷的确定.....................................52.2.2主减速齿轮基本参数的选择.....................................72.2.3齿轮的几何尺寸计算..........................................102.3主减速器齿轮的材料选择............................................122.4主减速器齿轮强度计算..............................................122.5主减速器齿轮支承形式的选择........................................162.6主减速器齿轮轴承的载荷计算........................................172.6.1锥齿轮齿面上的作用力........................................172.6.2锥齿轮齿面上的轴向力和径向力................................172.6.3主减速器齿轮轴承的选择......................................193差速器设计.............................................................203.1差速器介绍........................................................213.2差速器的原理......................................................213.3差速器齿轮主要参数选择............................................223.4差速器齿轮几何尺寸计算............................................253.5差速器齿轮的强度计算..............................................284半轴设计...............................................................304.1半轴的类型与选择..................................................304.2全浮式半轴的设计计算..............................................304.2.1全浮式半轴计算载荷的确定....................................304.2.2全浮式半轴直径的选择........................................314.2.3全浮式半轴的强度计算........................................314.3半轴的结构设计及材料选择..........................................314.4半轴花键的参数选择................................................324.5半轴花键的强度计算................................................325驱动桥三维模型建立及运动仿真...........................................335.1CATIA软件简介....................................................335.2建立驱动桥三维模型................................................335.3驱动桥模型运动仿真................................................376驱动桥壳设计及有限元分析...............................................386.1驱动桥壳设计要求..................................................386.2驱动桥壳类型确定和材料选择........................................386.3对驱动桥壳进行有限元分析..........................................397结论...................................................................43致谢.....................................................................44参考文献.................................................................45摘要本次设计是以东风牌LZ1090D载货汽车主要性能参数为依据来完...
