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1、太原科技大学毕业设计说明书（论文）附录二外文资料翻译外文原文：DesignofEccentricRotating-swingingCamMechanismAbstract：Thecamprofilecurveofaneccentricrotating-swingingcammechanismisdesignedbyusingpolarcoordinatevectormethod.Firstly,thecomponentsofthemechanismarerepresentedbypolarcoordin
2、atevectors,then,themotionlawoftheslaverollerofthecamisdeducedfromthemotionlawofthefollowerstepbystepaccordingtothevectorgraphofthecammechanism;lastly,theactualcamprofilecurveisfiguredoutbythemotionlawoftheslaveroller.Thismethodhasthepropertyofexactness,a
3、ndcancompletethedesignofcammechanismwhosefollowerhascomplexmotions.Keywords:Cammechanism;Polarcoordinatevector；Motionanalysis;Profilecurve0IntroductionInpractice,manyoftheautomatedmechanicalsystems,oftenusingtheconvexwheelandconnectingrodbodycomposedofac
4、ombinationofactionstoachievespecificmotioncomponentsrequirements.Inthecombinationmechanism,bydesignaspecificcamprofilecurvetocontrolthemovementofthebodymachine,whicharedrivenbythefollowertogetmotionlaws.Duringthedesignofcamprofilecurve,thefirstneedisthat
5、accordingtotheactualmovementoffollowerrequirementsinordertoknowthefollowermotionMathematicalexpressions;then,accordingtostructuralparameters,fromthemotionlawofthefollowertogetthedrivenroller.Finally,accordingtothemotionlawofcamconvexwheeldrivenrollerdete
6、rminetheactualprofile.太原科技大学毕业设计说明书（论文）Fig.1Amongthem,theexactcamprofile,high-efficiencyanalysisandsolutionofacammachineisthecoretaskofthedesignstructure.Weusepolarcoordinatevectorsofatypicaleccentricrotation-swingingcammechanismintothecontourcurvedesign
7、calculations.Figure1isaneccentricrotation-swingcam.Underthedriveoftheoriginalmotivationcam1,cam2andcrank8hastheconstantspeedrotation,theyspeedthesameintheoppositedirection.Rotationofcam1,cam4pushthependulumswing,thependulum4andthendriventhroughtheconnect
8、ingrod6,followerarmswing7.Rotatingdrivecrank8drivestheeccentricfollowerarmswing7rotationinordertoachievearmfollowermovementintheplaneofthecompound.Themovementprocessofarmfollowercomesfromthepushsection,transfersection,theb
