关 键 词：

普通 商用 车手 动五挡 变速器 设计 CAD 图纸 说明书

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内容简介：

摘 要变速器是汽车传动系统的重要组成部分，它的性能直接影响到汽车的动力性和燃油经济性，因此变速器的设计是关系到汽车整体使用性能的重要总成设计。本次设计主要研究了中间轴式五挡手动变速器，主要设计内容包括变速器传动机构方案的选择分析；变速器主要参数的计算；变速器操纵机构的设计；变速器传动机构的计算及其校核；变速器轴承的选择计算及校核；同步器的设计计算及选用；变速器箱体的结构设计。最后，经过整体的计算、分析与校核，设计出结构性能合理、符合技术要求的变速器。 关键词：变速器；传动比；参数；设计计算；校核ABSTRACTTransmission is an important part of automobile transmission, which directly affects the performance of vehicle dynamics and fuel economy, so the design of transmission is related to the overall performance of major vehicle assembly design. The design of the main shaft of the middle five-speed manual transmission, the main design elements include the choice of transmission of transmission programs; transmission main parameters of the calculation; transmission control mechanism design; transmission, calculation and check of drive mechanism; transmission bearing The choice of calculation and checking; synchronizer design calculation and selection; transmission box structure design. Finally, after the whole calculation, analysis and verification, the performance and structure of the transmission is reasonable, meeting the technical requirements of transmission.Keyword: Transmission; Transm