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时间:2020-03-03
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1、ApplicationofvirtualmanufacturingingenerationofgearsReceived:29November2004/Accepted:5May2005/Publishedonline:24November2005Spfinger-Verlag.LondonLimited2005AbstractThemanufacturingprocessofgearsisfairlycomplicatedduetothepresenceofvarioussimultaneousmotionsofthecutterandthejob・Inthisp
2、aper,anattemptismadetogeneratemeaningfuldesigndataforspurandhelicalgearsandthecorrespondingrackformcutternecessaryforthemanufacturing.Usingthisinformation,solidmodelsforthecutterandblankaredevelopedandfinallygear-manufacturingprocessesaresimulatedinavirtualmanufacturingenvironment.Theu
3、serhastheoptiontochoosebetweendesignsandmanufacturemodeatwill.Theintegratedprocessmayalsohelptodevelopanoptimizedproduct.Forbetterunderstandingoftheoperationalprinciple,ananimationfacilityintheformofamovieisineludedinthepackage.KeywordsVirtualmanufacturing;Animation;Geargeneration1Intr
4、oductionAgearisaverycommonmachineelementinmechanicalengineeringapplications.However,manufacturingofthegearseemstobefairlycomplicatedeventothepersonhavingthoroughtechnicalknowledgeintherelatedfield.Theconventionalgeargenerationprocesseslikeforming,shaping,hobbing,etc.areusuallyrepresent
5、edintwo-dimensionalsketch.Theremaybesomecomponentsthatarenotadequatelydescribedbythetwo-dimensionalapproach・Inthecaseofgeargeneration,itmaybedifficulttounderstandthecomplexgeometriesandthemanufacturingarrangementwiththehelpof2Dmodels.Theselimitationscanbepartiallyovercomeandunderstandi
6、ngwillbemoremeaningfulifoneuses3Dsolidmodelsinstead.However,thedevelopmentofthemodelsusing3Dsolidsmaynotalwaysensuretheclarityofthecomplexgeargenerationprocessunlessoneusesanimationtorepresenttilemotionofthegearblankandthegearcutter.Thiscanbeachievedveryefficientlywiththehelpofthevirtu
7、almanufacturingtechnique・Itisatechnologytocreateavirtutilenvironmentonthecomputerscreentosimulatethephysicalworld・Theknowledgebaseandexpertisegainedfromtheworkinthevirtualenvironmentenablestheusertoapplythemmoremeaningfullyinreallifesituations・Ahostofliteratureisavailableonvirtualman
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