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ID:32026323
大小:16.73 MB
页数:68页
时间:2019-01-30
《轻型货车用扭转缓冲器的优化设计》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、沈阳理工大学硕士学位论文AbstractCouplingplaysallimportantroleinthemechanicaltransmission,Especiallymetalelasticelementnotonlyfortheaxialcouplingtransmitstorquetoplaytherolebutalsohastheabilitytooffsetsomecompensationbetweenthetwoaxes,Reducepeakimpactloadontheengineda
2、mage,Characterizedbylargecarryingcapacity,Applicableenvironmentalchangesinspeedandlargerloads.Thedesignoftheactualresearchtopics,DesignedtoreversethebufferCanbeusedinanautomotivepowertrain,Playamajorroleinbufferingdecelerationbytwisting.Achievedeffectivel
3、yreducedrivelinetorsionalrigiditypurpose,Byreducingitstorsionalrigiditytoprotecttheengine.Thepaperincludesthefollowingthreeaspects:Firstproposeddesignofthebuffertorsional,Buffersforreversingthepreliminarydesign,Andstrengthcheck.Then,themaincomponentsofthe
4、torsionbufferdesignedtooptimizetheparameters,Usingmulti—objectiveoptimizationtechniqueshavebeenoptimizedfinalbufferoptimizedfortorsionalanalysisoftheresults,Inthispaper,consideringthestrengthoftheoptimizedsteelcord,Mainlyfromtheresistanceofthebufferhyster
5、esisenergylosswithinablockofrubher,Dampingrubbernotconsider.Finally,usingthefiniteelementsimulationanalysisverifiesthecarryingcapacityofthebuffertomeettheneedsoftheactual.Reversingthepreliminarydesignofthemainbufferagainstthecarryingcapacitytobechecked,th
6、emainprovidesparametersfortheoptimizationofthedesignandthemodel.Weusemulti-objectiveoptimizationtechniquesforoptimizethestructureparametersinthematlabsoftware.Optimizationresultsmeetthesizeandcarryingcapacityofthestructureandotherrequirements.沈阳理工大学硕士学位论文
7、Inthispaper,reversingbufferfiniteelementanalysisisUsingWorkbench,AfterconductingtheoptimizationofthebuffermodeltOsimplifythisarticle,Thesimplifiedmodelwasintroducedtothefiniteelementanalysissoftware,Byprocessingthecontact、addConstraintandsettheboundarycon
8、ditions,Eventuallycomemodeldeformation,stress,strain.Finally,theanalysisoftheresultsobtained,Feasibilityresultsobtained,Vedfythatthedesignisfeasible.Keyword:reversebuffer;ply;multi-objectiveoptimization;finiteelemen
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