rv减速器传动精度与固有特性分析

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1、湘潭大学硕士学位论文carrierofreduceroutputmechanism,fromthedeformationandneedletoothshellcalculatedtheirtorsionstiffness;Whentheoutputmechanismstiffnesstakingextremevalue,theimpactresistanceofreducerisstudied.MotiondifferentialequationofshaftstorsionvibrationinRVreducerisdeduced,t

2、heboundaryconditionsoftheshaftunderdifferentcircumstanceswerelisted;Takecrankshaftandgearshaftforexample,investigatedtheeffectsontheintrinsiccharacteristicsofnotforcedandforcedssituation,andcomparedthedatawiththeintrinsiccharacteristicsofthewholemachine,analysisthedanger

3、ousfrequency;summarizesthecauseofgearreducerresonancerelatedkeypoints,improvementmeasuresareproposedfromadesignperspective.Theinherentcharacteristicsofreducershaftpartshavebeencalculatedandstudied,whichbasedonthetwoaspectsofdiscretetheoryandfiniteelementmodalsimulation.U

4、nderthefreestateandforcedstate,thelowintrinsicpropertiesofcrankshaftandtheinputshafthavebeencalculatedthroughthetorsionvibrationequationsestablishedbydiscretetheory,obtaineditsdangerousfrequency.ThelowordermodesofshaftinghavebeensimulatedandverifiedbytheWorkbench.Inthisp

5、aper,theimprovementmeasureshavebeenproposedaccordingtotriggersystemresonancefactors,tocomparisonandanalysis,thestructureofthecrankshaftandinputshafthavebeenoptimizedsothatitsinherentcharacteristicsischanged,whichcaneffectivelyreducethetorsionvibrationofshaftsystemandachi

6、evethepurposeofimprovingdynamicperformanceofthetransmissionsystem.KeyWords:RVreducer;transmissionaccuracy;stressfunctionmethod;finiteelementmethod;torsionstiffness;vibrationIII万方数据湘潭大学硕士学位论文目录摘要.............................................................................

7、...................................................IAbstract........................................................................................................................II第一章绪论....................................................................................

8、..............................11.1选题背景与研究意义............................................................