傅里叶节曲线非圆齿轮传动仿真及参数影响研究.pdf

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1、机床与液压Jun．2013HydromechatronicsEngineeringVo1．41No．12DOI：10．3969／j．issn．1001-3881．2013．12．015ModelingandSimulationofFourierSectionCurvesofNon—circularGearandStudyonImpactofParametersxuGaohuan’．CHENJianneng．ZhejiangWaterConservancyandHydropowerCollege，Hangzhou310018，China；2

2、．ZhqiangSci—techUniversity，Hangzhou310018，ChinaAbstract：Thenon‘un．fOrmtransmissionofnon-circulargearhasplayedauniqueroleinanumberofinstitutions．Fouriernon-circulargearisoneexpressionofitspitchcurve．Fourierfunctionperi-odicallychangegearsthecyclicalvariablespeeddriveengage

3、mentpointtothediameter，throughtheestablishmentofthenon-circulargearinFouriermathematicalmodel，thisstudyanalyzedthecharacteristicsofthetransmission．Keywords：Fouriersectioncuwe，non-circulargears，transmissioncharacteristicsSpecialrequirementsofnon-uniformtransmis--itsrotatio

4、ncyclewhichwillcausevibrationandspeedsioncanbeachievedbynon—circulargear．Non—cir—beating．ToomucheccentricwillcausedetachmentculargearpaircanbedesignedandmanufactureddriveE4]，whichcan’tbeusedtopreciselydrive，preciselyduetotherequirementsofmovement．Mo—andthevariablespeedran

5、geofeccentricgearislim—tionaccuracyishigherthanothermechanicalsystem，itedanditisnotconducivetofurtheroptimization．non—circulargearsectioncurvecanbeunidirectionalRotationcenterofovalgearisthefocalpointofcontinuousrotation，variablemotionisstableandpe-theellipse．Theengagemen

6、tpointisinastraightlineriodic，gearstructureiscompact，transmissioniswhichthroughthecenterofrotation．Theengagementsmoothanditiseasytoachievebalance『1—3]．Theoftwogearsinanyposition，neitherseparationwillcommonnon-circulargeariseccentriccircleandovalnotbecut，smoothtransmission

7、，thetransmissiongear．Bothnoncirculargearandpitchcurveexpres—characteristicssuperiortoeccentriccirclegear．Thesionaresimple，itiseasytodesignandmanufacture，parametersofovalgearpitchcurvearethemajorandbuttheadjustmentparametersarecomparativelylim—minoraxislengthandtheycouldbe

8、changedtoadjustited．theshapeofpitchcurve，thegearratioandtransmis—Theeccentriccirclegearisthespur