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外文翻译--机械压力机功能设计及计算.doc

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外文翻译--机械压力机功能设计及计算.doc

MechanicalPressesfunctionaldesignandcalculationAbstarctLargemechanicalpressbriefingfunctionaldesignoftheworkload,themainelectricalpowertransmissionandinertiaflywheelisfixed,andtheapplicationoftechnologybasedKomatsu,summedupthesimpleformulatocompletethemorecomplexoperations,savestimeandeffort,practicalandreliable.KeywordsMechanicalPresses,workload,mainmotor,powerFlywheelClosedsinglelarge,doubleactionmechanicalpressforthesuccessfuldesignofthevolumeisnotoneoftheimportantparameters,Thisistheworkforseveralofthetotal,whilethemainmotor,flywheelbetweencertain,Operatorsarecomplex.BasedonthestudyKomatsutechnologyonthebasisofpressdesignofworkload,MainelectricalpowerandFlywheeldeterminedusingasimpleformulatocompletethemorecomplicatedarithmetic.Theformulacalledforpublic2000kNedgeovertheslidertrip4001000mmClosed400singleaction,doubleactionorlinkmechanicalpresscanbeapplied.ThroughthedifferenttypesofKomatsuPressparameterssuchasthepublicsaid,theslidertripitinerarypressure,cushionandthemainparameters,suchasmotorpoweranalysis,andmorecomplicatedformulabasicallythesameasorsimilarto,Therefore,theformulasavestimeandeffort,practicalandreliable.ForthefollowingtableallistheintroductionofKomatsuproducts.ParametersE4S600E4S1000E4D600400E4D800500PublickN600010000Insideslider60004000Insideslider80005000Pressureitinerarymm1313136136LargestmeasureJ5108.15107.35106.25104Slideritinerarymm6001000940660940690Trips1min13and2010~1610and1510and15PneumaticpowerkN1000150010001500MotorPowerkWAC75/50AC132AC90/60AC132/88NoteThecomplicatedformulaforthecalculationresults,otherbasiccalculationofthesameorsimilar.Designofthepress,ingeneral,arebasedontheusersrequirementsfordesign.Forthefunctionandparameters,somedonedirectlybytheuser,thenaccordingtothevalue.1GongpressforthecalculationEPh+PBhB+PDS/KD1WhereEPressrequiredthebiggestworkload,JPsaidthepublicpowerevenwithintheslidertomovethepublicsaidLi,Nhpressureonthetripdoubleactionofthepressureinsideslidertrip,mh0.0130.015mgeneraladmission,ortherequirementsbytheuserPBslideroutsideofthepublicsaid,NhBslideroutsidepressurejourneysmhB0.006mgeneraladmission,ortherequirementsbytheuserWerecushion,NPDcushioncapacitycoefficientgeneraladmissionKD6Sslidertripdoubleactionprogramfortheinsideslider,mSingleactiondesignpresstime,accordingtoPB0,hB0calculationwithoutaircushionedbythePressPDP/6calculationBlanking,trimming,forgingpressescanbeusedbyPD0calculation.Iplantdesignandproductionof8000kNClosed400singleactionmultilinkmechanicalpressasanexample.LisaidP8000kNpublicpressureh13mmtrip,theitineraryS800mmslider,PD2000kNcushionedge,trips1018min1.InE80001030.013+20001030.8/63.7105(J)2PHmainelectricalpowertodeterminethe1ACmotor1.145tourofnumbermaximumTheWEPH2DCMotor45tourofnumbermaximumTheWEPH8000kNpressusingtheDCmotorspeedcontrol,itmay1048.14518107.355WPHMotorchecksamples,themainelectionto158kWmotorpower3FlywheelGD2Determination222716kgmKNEGDK=2Sk-S2k5WhereGD2Flywheel,kgm2includingclutchfollower.GeneraladmissionGD215NFlywheelrevolutions,r/minKFlywheelenergyreleaserate,SkChangesintherateofspeedmotorslipperyslip,。SingleActionPress,intakeSk10.5~15,K0.199~0.278DoubleactionPress,intakeSk15.5~20,K0.286~0.36Skmorethan20,presscycletime,theDCmotorspeedcontrolorwoundmotor,fromSk=20.5~30.5,K0.368~0.517Variablespeedmotordrivenwheels,ifthelowspeed,highspeedallforthesameworkload,requiredincreasethespeedslowrateofchange,whilereducingperminuteworktrips.8000kNpressusingtheDCmotorspeedcontrol,slipslip,meettheverymomentwhentheworkloadofFlywheelcalculatedasfollowsLowspeedtrips10min1,N155r/minflywheelrevolutions,Sk28.8election,K0.492Bytype4draw1024.2492.0155107.371624252kgmGDGD2valueincludingclutchfollower.Accordingtouserrequirements,thepressonthelinkinthefirstandcushionhigh,resultinginthenumericalcalculationisgreater.KomatsupresswiththeJinanPlantNo.2andtheproductionofsimilarproductsascomparedwiththecorrespondingparametersofthesameorsimilar.

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