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ID:39832636
大小:1.19 MB
页数:6页
时间:2019-07-12
《Characterization and op timization of the dynamic tool path of a highly dyna》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、CIRPJournalofManufacturingScienceandTechnology1(2008)86–91ContentslistsavailableatScienceDirectCIRPJournalofManufacturingScienceandTechnologyjournalhomepage:www.elsevier.com/locate/cirpjCharacterizationandoptimizationofthedynamictoolpathofahighlydynamicmicromillingmachineC.Br
2、echer,C.Wenzel,R.Klar*FraunhoferInstituteforProductionTechnology,Steinbachstrasse17,52074Aachen,GermanyARTICLEINFOABSTRACTArticlehistory:Theminiaturizationofcomponentsinthefieldoflifescience,consumerelectronicsandmicro-electro-Availableonline11November2008mechanicalsystems(MEM
3、S)isbecomingapartofoureverydaylife.Asthemanufacturingofthesecomponentsdemandsinmanycasesthemachiningbymicromillingwithcuttingtoolsdownto100mmKeywords:diameter,highlydynamicmachinetoolsareneededtomachinethemoreandmorecomplexfreeformMachinecharacterizationsurfacesatoptimalproce
4、ssparameters.ThepaperdescribesthedevelopmentofahighlydynamicmillingMicromillingmachinewhichisequippedwithlineardirectdrivesinallaxeswithintegratedimpulsedecouplingunitstoallowhighdynamicsandespeciallyhighjerksatlowimpactonthemachinestructure.Additionallythedevelopmentofametro
5、logyframeisdetailedwhichcanbeusedtocharacterizethedynamictoolpathofmachinetoolstooptimizeitsdynamicsetupandtoincreasetheworkpieceprecisionatminimizedmachiningtime.ß2008CIRP.1.IntroductionBecauseoffasterandfasterchangingproductlifecyclesthemobilityofmachinetoolswillbecomemorei
6、mportantintheThesupplyofidealprocessparametersisessentiallyneededforfuture,sotheaimofcompactmachinetooldesignalsocontainshighestshapeandsurfacerequirementsinhighprecisiontheintegrationoftheperipheryinthestructure.Inadditiontothemachining.Especiallywhilemachiningcomplexfreefor
7、mshapescompactdesigntheimpactoftheaccelerationforceofthedrivesofsmallandhighprecisemouldinsertsforinjectionmouldingtheonthemachinestructurewillbeminimizedbyimpulsedecouplinguseofatleastthreeaxesisnecessary.Conventionalhighprecisionsystemsinallthreemachineaxestoprovidebetterpr
8、ocessmachinesusingtheminiaturemillingprocessbecauseofitsveryconditio
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