优秀毕设汽车减振器的设计Word文档下载推荐.docx
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优秀毕设汽车减振器的设计Word文档下载推荐.docx
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轿车减震器的设计轿车减震器的设计轿车减震器的设计轿车减震器的设计
摘摘摘摘
要要要要
本文设计出适用于中国一般城市道路使用的双作用筒式减振器。
首先,根据轿车的
质量算出减振器的阻尼系数,确定缸体结构参数,然后建立流体力学模型,先选定一条
理想的减振器标准阻尼特性曲线,然后利用逼近理想阻尼特性曲线的方法,进行各阀、
系的设计计算;
在此基础上,设计出整个减震器,并对主要部件的强度进行了校核。
关键词关键词关键词关键词:
双作用筒式减振器;
流体力学模型;
理想特性曲线;
强度校核
轿车减振器的设计
1
ShockShockShockShockAAAAbsorberbsorberbsorberbsorberDDDDesignesignesignesignofofofofcarcarcarcar
AbstractAbstractAbstractAbstract
Thedoubleuseofdrumshockabsorberwhichapplicabletothegeneralcityroad
conditionsinChinaisdesignedinthepaper.Firstofall,thedampingcoefficientoftheshock
absorberiscalculatedaccordingtothequalityofcar.Theparametersofthecylinderstructure
aredetermined.Andthenahydrodynamicmodelissetup.ThevalveandtheDepartmentare
calculatedandthedesignedbyusingthewayofapproachtothedampingcharacteristicsof
theidealstandardshockabsorbercurve.Afterthatasetofthedoubleuseofdrumshock
absorberisdesigned.Thestrengthofthemainpartsoftheshockabsorberischecked.
KeyKeyKeyKeywords:
words:
Doubleuseofshockabsorber;
hydrodynamicmodel;
characteristicsofthe
idealcurve;
strengthchecking
1.1.1.1.绪论绪论绪论绪论........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................1111
1.1本课题设计的目的及意义...........................................................................................1
1.2减振器国内外是发展状况...........................................................................................1
1.3设计的主要研究内容...................................................................................................3
2.2.2.2.减震器阻尼值计算和机械结构设计减震器阻尼值计算和机械结构设计减震器阻尼值计算和机械结构设计减震器阻尼值计算和机械结构设计........................................................................................................................................................................................................................................................................................................................................3333
2.1相对阻尼系数和阻尼系数的确定...............................................................................3
2.1.1悬架弹性特性的选择........................................................................................3
2.1.2相对阻尼系数的选择........................................................................................4
2.1.3减振器阻尼系数的确定....................................................................................6
2.2最大卸荷力的确定.......................................................................................................6
2.3缸筒的设计计算...........................................................................................................7
2.4活塞杆的设计计算.......................................................................................................7
2.5导向座宽度和活塞宽度的设计计算...........................................................................8
2.6小结..............................................................................................................................8
3.3.3.3.减震器其他部件的设计减震器其他部件的设计减震器其他部件的设计减震器其他部件的设计........................................................................................................................................................................................................................................................................................................................................................................................................................8888
3.1固定连接的结构形式...................................................................................................8
3.2减震器油封设计..........................................................................................................9
3.3O型橡胶密封圈.........................................................................................................10
3.4锥形弹簧....................................................................................................................10
3.5弹簧片和减振器油的选择.........................................................................................11
3.5.1弹簧片的选择..................................................................................................11
3.5.2减振器油的选择..............................................................................................11
3.6小结.............................................................................................................................12
4.4.4.4.减震器阀系设计减震器阀系设计减震器阀系设计减震器阀系设计......................................................................................
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- 优秀 汽车 减振器 设计
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