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1、学号：B08020328姓名：郑立highspeedmillingprocessingenginebedThehigh-speedcuttingtechnologyisoneofmachiningtechnologymaindevelopmentdirections,italongwithfoundationtechnologytheandsoonCNCtechnology,microelectronictechnology,newmaterialandnewstructuredevelopmentbutstepsahigherstair.Becausethemoldprocesses
2、particularaswellashighspeedprocessingtechnologyowncharacteristic,(processedenginebed,numericalcontrolsystem,cuttingtooltothemoldhighspeedprocessingrelatedtechnologyandthecraftsystemandsoon)proposedprocessedahigherrequestcomparedtothetraditionalmold.1.HighstableenginebedstrutpartThehigh-speedcutt
3、ingenginebedlathebedandsoonsupportstheparttobesupposedtohaveverywellmoves,thestaticrigidity,hotrigidityandbestdampingcharacteristic.Themajorityofenginebedsallusehighgrade,thehighrigidityandGaoKangzhangthegrayirontookthestrutpartmaterial,someenginebedcompaniesalsoincreasethehighdampingcharacteris
4、ticinthefoundationpolymerconcrete,byincreasesitsvibration-proofandthethermostability,thisnotonlymayguaranteetheenginebedprecisionisstable,alsomaypreventwhencuttingthecuttingtoolinspirestrembles.Usestheenclosedlathebeddesign,theoverallcastinglathebed,thesymmetricallathebedstructureandhasthedensel
5、ycoveredstiffenerandsoonalsoenhancestheenginebedstableimportantmeasure.Someenginebedcompanies'researchanddevelopmentdepartmentsindesignprocess,butalsousesthemodalityanalysisandthefiniteelementstructurecomputationandsoon,optimizedthestructure,stablycausestheenginebedstrutparttobereliable.2.Engine
6、bedmainaxleThehighspeedenginebedmainaxleperformanceistherealizationhigh-speedcuttingprocessingimportantcondition.Thehigh-speedcuttingenginebedmainaxlerotationalspeedscopeis10000~100000m/Min,themainaxlepowerisbiggerthan15kW.Isnotbiggerthan0.005mmthroughthemainaxlecompressedairoforaxialplaybetween
7、thecoolingsystemcontrolhiltandthemainaxle.Alsorequeststhemainaxletohavethefastverticalspeed,toassigntheperformancewhichthepositionisfaststops(namelytohaveextremelyhighangleadditionandsubtractionspeed),thereforethehighspeedma
