MVME2604-1161A工控模塊
fft.PeakTorque=系統慣性?rpmx加速時(shí)間+T其中：峰值扭矩=加速加載所需的總電機扭矩。系統慣性=包括電機在內的總系統扭矩。時(shí)間=加速時(shí)間（秒）。?rpm=加速時(shí)間內電機速度的變化。ProductDataABAC伺服電機系統慣性軸b.-in.-sPeakTorque=系統慣性軸?rpm.x加速時(shí)間+Tl其中：峰值扭矩=加速負載所需的總電機扭矩in.-in.SystemInertia=總系統扭矩in.-in-slistedasJtjmonformulasheetsTime=加速時(shí)間（單位：秒）Tl=負載扭矩（單位：英寸）。?rpm=加速時(shí)間內電機速度的變化。如果電機加速/減速的總時(shí)間+達到總循環(huán)時(shí)間的百分比+t+t+t，則使用所示的公式確定電機節能率或轉矩。DutyCycle Profile Decelevate Pd Accelerate Tpa RepeatMoveCycle RPM StadiSpeedTss RestTrTotalCycle Timetttt其中：Trms電機RM或整個(gè)工作周期內的平均扭矩。以磅-英寸或磅-英尺表示。必須在公式中使用相同的單位。Tpa電機峰值或峰值加速至最大速度。以磅/英寸或磅/英尺表示。相同的單位必須在公式內使用以磅-英寸或磅-英尺表示。當電機轉速通常為T(mén)ss.t、t、t時(shí)，必須通過(guò)公式使用相同的單位，t每部分工作周期的時(shí)間（以秒為單位）。Tpaxt+Tssxt+Tpdxt+Trxtt+t+t t+t rms=。選擇伺服電機：選擇一個(gè)具有最大速度能力的電機，以達到計算步驟中的峰值。b選擇具有連續輸出或輸出能力的選擇器，等于或大于步驟中確定的值，以較大者為準。c選擇能夠提供步驟中確定的峰值扭矩的電機，直到步驟中確定最大轉速。產(chǎn)品數據ABAC伺服電機伺服電機驅動(dòng)絲杠公式位置控制器運動(dòng)控制驅動(dòng)電機變速器螺母位置反饋設備絲杠表/滑塊部件/工具電機轉速Nm=VLeadxG.R.ContinuousTorqueattheLeadscrew Tb=WxuxLead.xeThrustxLead.xe+WxLead.xe+正弦θContinuousMotorTorqueTm=TbG.R.xex.TotalSystemInertiaJtjm=W+JbLead.xe[]G、 R.+Jgb+Jm加速扭矩參見(jiàn)第頁(yè)《伺服電機應用指南》中的步驟。其中：注釋?zhuān)篹=飛輪效率，e%典型大軸，e%典型值。G.R.=扭矩與螺桿速度之比。Jb=導螺桿慣性b-in.-s.Jgb=齒輪箱慣性（在螺桿上）。Jm=電機慣性b-in..s.Jtjm=在螺桿上的總系統慣性b-in.-s。導程=螺桿每轉一圈的滑動(dòng)量。Nm=電機速度rpm。Tb=扭矩導螺桿lb.-in.。推力=由滑塊/負載施加在工件上的切削力。Tl=在螺桿旋轉過(guò)程中呈現的負載扭矩gaccellb-in..Tm=在溫度下所需的負載扭矩lb-
t.PeakTorque=SystemInertiax?rpmxTimetoaccelerate+Tlwhere:PeakTorque=totalmotortorquerequiredtoacceleratetheloadinlb.-ft.SystemInertia=totalsysteminertiaincludingmotorinlb.-ft.Time=accelerationtimeinsecondsTl=loadtorquepresentatthemotorshaftduringaccelinlb.-ft.?rpm=changeinmotorvelocityduringaccelerationtime.ProductDataABACServomotorSystemInertiainlb.-in.-sPeakTorque=SystemInertiax?rpm.xTimetoaccelerate+Tlwhere:PeakTorque=totalmotortorquerequiredtoacceleratetheloadinlb.-in.SystemInertia=totalsysteminertiainlb.-in.-slistedasJtjmonformulasheetsTime=accelerationtimeinsecondsTl=loadtorquepresentatthemotorshaftduringaccelinlb.-in.?rpm=changeinmotorvelocityduringaccelerationtime..Ifthemotorstotaltimetoaccelerate/deceleratet+texceeds%ofthetotalcycletimet+t+t+t,determinethemotorsaveragetorquewiththeformulashown.DutyCycleProfileDecelerateTpdAccelerateTpaRepeatMoveCycleRPMSteadySpeedTssRestTrTotalCycleTimettttwhere:TrmsThemotorsRMSoraveragetorqueoverthedutycycle.Expressedinlb.-in.orlb.-ft.Thesameunitsmustbeusedthroughouttheformula.TpaMotorpeaktorquetoacceleratetomaximumspeed.Expressedinlb.-in.orlb.-ft.Thesameunitsmustbeusedthroughouttheformula.TssMotortorquepresentatthemotorshaftduringconstantspeedsegment.Expressedinlb.-in.orlb.-ft.Thesameunitsmustbeusedthroughouttheformula.TpdMotorpeaktorquetodeceleratetozerospeed.Expressedinlb.-in.orlb.-ft.Thesameunitsmustbeusedthroughouttheformula.TrTorquewhenmotorisatzerospeedtypicallyisTss.t,t,t,tTimeforeachportionofthedutycycleinseconds.Tpaxt+Tssxt+Tpdxt+Trxtt+t+t+tTrms=.Toselectaservomotor:aSelectamotorwithmaximumspeedcapabilityofatleastthepeakrpmcalculatedinstep.bSelectamotorwithcontinuoustorquecapabilityequaltoorgreaterthanthevaluedeterminedinstepor,whicheverisgreater.cSelectamotorwiththecapabilitytosupplypeaktorqueasdeterminedinstep,uptothemaximumspeeddeterminedinstep.ProductDataABACServomotorServomotorDrivenLeadscrewFormulasPositionControllerMotionControlDriveMotorTransmissionNutPositionFeedbackDeviceLeadscrewTable/SlidePart/ToolMotorSpeedNm=VLeadxG.R.ContinuousTorqueattheLeadscrewTb=WxuxLead.xeThrustxLead.xeThrustxLeadxu.xe++WxLead.xe+sineθContinuousMotorTorqueTm=TbG.R.xex.TotalSystemInertiaJtjm=W+JbLead.x[]G.R.+Jgb+JmAcceleratingTorqueSeestepoftheServomotorApplicationGuideonpage.Where:Notes:e=Efficiencyofleadscrew,e%typicalorgearbox,e%typical.G.R.=Ratioofmotorspeedtoleadscrewspeed.Jb=Leadscrewinertialb.-in.-s.Jgb=Gearboxinertiaatthemotorshaftlb.-in.-s.Jm=Motorinertialb.-in.-s.Jtjm=Totalsysteminertiaatthemotorshaftlb.-in.-s.Lead=Movementofslideininchesperrevolutionofleadscrew.Nm=Motorvelocityrpm.Tb=Torqueatleadscrewlb.-in..Thrust=Cuttingforceappliedbyslide/loadonaworkpiecelbs.Tl=Loadtorquepresentatthemotorshaftduringaccellb.-in..Tm=Loadtorquerequiredatthemotorlb.-
