大众朗逸五档变速器的设计研究
摘要
本课题对大众朗逸5挡手动变速器进行设计,掌握手动变速器的工作原理,并对手动变速器轴和齿轮进行设计。首先通过对既有变速器的研究,了解变速器的设计思路和设计要点。本课题重点在于5挡手动变速器的设计。主要内容为齿轮的设计计算及校核,轴的设计计算及校核和使用Autocad绘制二维图纸。在齿轮设计中,要考虑到传动比的关系和齿轮强度的因素,使其满足要求。在轴的设计方面,主要考虑到轴的尺寸和强度刚度因素,使其满足要求。
关键词:手动变速器;变速器轴;齿轮;设计;校核
Abstract
This topic desig
ns Ho
nda ma
nual tra
nsmissio
n with 5 gears, grasps the worki
ng pri
nciple of ma
nual tra
nsmissio
n, a
nd desig
ns the shaft a
nd gear of ma
nual tra
nsmissio
n. First of all, through the study of the existi
ng tra
nsmissio
n, u
ndersta
nd the desig
n ideas a
nd desig
n poi
nts of the tra
nsmissio
n. This topic focuses o
n the desig
n of the 5 speed ma
nual tra
nsmissio
n. The mai
n co
nte
nts are the desig
n, calculatio
n a
nd verificatio
n of gears, the desig
n, calculatio
n a
nd verificatio
n of shaft, a
nd the use of Autocad to draw two-dime
nsio
nal drawi
ngs. I
n gear desig
n, the relatio
nship betwee
n gear ratio a
nd gear stre
ngth should be take
n i
nto accou
nt, so as to meet the requireme
nts. I
n terms of shaft desig
n, the size a
nd stiff
ness of the shaft are mai
nly take
n i
nto accou
nt to satisfy the requireme
nts. Key words: ma
nual tra
nsmissio
n; tra
nsmissio
n shaft; gear; desig
n; check 目录 1绪论1 1.1课题研究的目的意义1 1.2国内外研究现状1 1.3课题研究内容1 2手动变速器总体方案设计2 2.1传动机构布置方案分析2 2.1.1固定轴式变速器2 2.1.2倒挡的布置方案3 2.2零部件结构方案分析3 2.2.1齿轮形式选择3 2.2.2换挡机构形式3 2.2.3自动脱挡控制4 2.2.4变速器轴承的选择4 2.3朗逸手动变速器的工作原理5 3变速器主要参数的选择5 3.1变速器基本参数的选取5 3.1.1确定变速器的挡数5 3.1.2传动比范围的选择及各挡传动比6 3.1.3确定变速器中心距6 3.1.4确定各挡齿轮的模数7 3.2变速器各挡齿轮参数的计算7 3.2.1 1挡齿轮参数计算7 3.2.2 2档齿轮参数计算8 3.2.3 3档齿轮参数计算9 3.2.4 4档齿轮参数计算10 3.2.5 5档齿轮参数计算11 3.2.6倒档齿轮参数计算12 4轮齿强度校核13 4.1齿轮材料的选择原则13 4.2各轴转矩计算14 4.3轮齿强度校核计算15 4.3.1轮齿弯曲应力计算与校核15 4.3.2轮齿接触应力计算与校核16 5轴的设计及强度计算18 5.1初选轴的直径18 5.2轴的强度校核19 5.2.1输入轴强度校核19 5.2.2输出轴的强度校核20 6同步器及换挡机构的设计28 结论28 致谢30 参考文献31
展开...
ns Ho
nda ma
nual tra
nsmissio
n with 5 gears, grasps the worki
ng pri
nciple of ma
nual tra
nsmissio
n, a
nd desig
ns the shaft a
nd gear of ma
nual tra
nsmissio
n. First of all, through the study of the existi
ng tra
nsmissio
n, u
ndersta
nd the desig
n ideas a
nd desig
n poi
nts of the tra
nsmissio
n. This topic focuses o
n the desig
n of the 5 speed ma
nual tra
nsmissio
n. The mai
n co
nte
nts are the desig
n, calculatio
n a
nd verificatio
n of gears, the desig
n, calculatio
n a
nd verificatio
n of shaft, a
nd the use of Autocad to draw two-dime
nsio
nal drawi
ngs. I
n gear desig
n, the relatio
nship betwee
n gear ratio a
nd gear stre
ngth should be take
n i
nto accou
nt, so as to meet the requireme
nts. I
n terms of shaft desig
n, the size a
nd stiff
ness of the shaft are mai
nly take
n i
nto accou
nt to satisfy the requireme
nts. Key words: ma
nual tra
nsmissio
n; tra
nsmissio
n shaft; gear; desig
n; check 目录 1绪论1 1.1课题研究的目的意义1 1.2国内外研究现状1 1.3课题研究内容1 2手动变速器总体方案设计2 2.1传动机构布置方案分析2 2.1.1固定轴式变速器2 2.1.2倒挡的布置方案3 2.2零部件结构方案分析3 2.2.1齿轮形式选择3 2.2.2换挡机构形式3 2.2.3自动脱挡控制4 2.2.4变速器轴承的选择4 2.3朗逸手动变速器的工作原理5 3变速器主要参数的选择5 3.1变速器基本参数的选取5 3.1.1确定变速器的挡数5 3.1.2传动比范围的选择及各挡传动比6 3.1.3确定变速器中心距6 3.1.4确定各挡齿轮的模数7 3.2变速器各挡齿轮参数的计算7 3.2.1 1挡齿轮参数计算7 3.2.2 2档齿轮参数计算8 3.2.3 3档齿轮参数计算9 3.2.4 4档齿轮参数计算10 3.2.5 5档齿轮参数计算11 3.2.6倒档齿轮参数计算12 4轮齿强度校核13 4.1齿轮材料的选择原则13 4.2各轴转矩计算14 4.3轮齿强度校核计算15 4.3.1轮齿弯曲应力计算与校核15 4.3.2轮齿接触应力计算与校核16 5轴的设计及强度计算18 5.1初选轴的直径18 5.2轴的强度校核19 5.2.1输入轴强度校核19 5.2.2输出轴的强度校核20 6同步器及换挡机构的设计28 结论28 致谢30 参考文献31
作品编号:
156935
文件大小:
28.83MB
下载积分:
2000
文件统计:
doc文件1个,dwg文件3个,三维模型文件1个,zip文件1个
文件列表
正在加载...请等待或刷新页面...