外文翻译--开发一个混合的可编程的逻辑控制器.doc -- 5 元

中国矿业大学2008届本科生毕业设计第1页翻译部分DevelopingaHybridProgrammableLogicControllerPlatformforaFlexibleManufacturingSystemKENVINJ.MCDERMOTTANDWENLONGALBERTYAONewJerseyInstituteofTechnology,Newark,NJ07102Abstractinthisarticle,weactaccordingtotheprogrammablelogicalcontrolelectriccircuitandthepersonalcomputerbasedonpersonalcomputermachinevisualpersonmachineconnectionMMIandthedatacollectiondirectactiontheunit,designsandcarriesoutanimbleprocessingsystemflexibleprocessingsystemtheimplementationtocontroltheplatform.Theflexibleprocessingsystemsessentialaspectliesinittoadaptintheoperatingprocessflexibility.Theprogrammablecontrollerprovidesthefeasiblesolutionflexibilityprocessingsystemapplicationthemethod,usesbasedonpersonalcomputersMMI/DAS,reliesontheprogrammablelogicalcontrollertoapplyrapidlyintheexecutionsequencecontrolpolicy.WithmanagesfrontendMMI/DASthepersonalcomputermachinetomakethevisualoperationcontactsurface,fillsthepowerfulgraphandthereporttool.Mayorusesfrompersonalcomputersinformationbyacompanyslocalareanetworktheclientservertechnologytoassign.Atpresent,becausehasforthemicrocomputertechnologyandsoftwareprogrammingtechnologyfoundationgathering,manyuserswilldiscoverthattheprogrammablelogicalcontrollerwillbeonesavesthecostinthemiddleandsmallscalefactoryrealtimecontrolprocessthemethod,whenparticularlytheusemixingmethodwillsupervisepersonalcomputerstime.Thisarticlesmaingoalliesinthecertificateprogrammablelogiccontrollertorapidandtherepeatedcontroldutysensitivity,andtousethepersonalcomputermachinetoprovidetheinformationautomationtheflowingandtoaccepttheoperatortooperatetheintention,therefore,isalsoprovidesfortheuseralongwiththerequestchange,butchangesunceasinglyamonitoringprocesstool.1.Introduced中国矿业大学2008届本科生毕业设计第2页Thatinmanykindsofproductmanufacturingindustries,theproductionautomationsformisalsoflexibleprocessingsystemFMSfirstproposedinthe1970s.Afterflexibleprocessingsystemsappearanceenhancementlaborproductivity,flexibleprocessingsystemsquantitylargescalegrowthGruverandZimmers1984.Theentireworldasaresultofglobalcompetitionsenhancement,theproductioncyclereducesgradually,andtheproductioncostincreasesdaybydayusual,theflexibleprocessingsystemiscomposedofgroupofmachinesoranotherautomatedworkstation,formsstandardizedthesubsystem,forexamplenumericalcontrolmachiningcenter,robot,visionsystemandaprocessstationandsoon.AndthismaterialhandlingsysteminterconnectionusuallyMalek1991actuatesthroughacomputer.Eachstandardizationssystemneedsastandardizedthecontrolsystem,itsdifferentsparepartbysinglecontroller.Allstandardizationssubsystemlookedlikeinthepastequallybythecomputercontrol.Thesecontrollerscarryouttheirtaskunderahigherhorizontalcontrollerssurveillance.Tothesystem,twocontroldevicesandtheinformationflowneedstoautomate.Theflexibleprocessingsystemsessentialaspectliesinitsabilitytochangealongwiththecontrolduty.Thisflexibilitycanproducethecomponentstypeincludingitquantityandthetype,theexecutivecommand,aswellasimprovesthepartialroutestoflowability.Finally,thecontrolplatformshouldhaveabilitytocausetheinformationflowingautomation。Usually,some3kindofcontrolplatformusesintheflexibleprocessingsystemMinicomputer,miniatureelectronicaccountingmachineandprogrammablelogicalcontrollerMalek1991.Theminicomputerisverysuitablecomplex,largescale,continual,rulesandregulationscontrolapplication.Theprogrammablelogicalcontrollerusesinrapidandtherepeatedlogicalcontrol.Thepersonalcomputerpersonalcomputerissuitableforthemanmachineinterfacefunction.First,theprogrammablelogicalcontrollerreplacerelay,forintheindustryenvironmentinlandtransportationextension,itmayeasilybyworkshopengineerandtheattendants,isservicedbythefactoryelectrician.Atpresent,becausehasthemicrocomputertechnologyandsoftwareprogrammingtechnologyfoundationgathering,manyuserswilldiscoverthattheprogrammablelogicalcontrollerwillapplyinthemiddleandsmallscalefactoryrealtimecontrolprocessissavesthecostmethod,whenparticularlytheusemixingmethodwillsupervise.中国矿业大学2008届本科生毕业设计第3页Thisarticlesgoalliesintheprocessingflexibilityprocessingsystemsmodernizedtechnology.ProposedthatthedesignandthedataacquisitionsystemdirectactiontheflexibleprocessingsystemwhichandthepersonalcomputercontrolsfortheprogrammablelogicalcontrollerbasedonthevisualpersonmachineconnectionMMIconstruction.ItsstructureisasfollowsThefirst2partsstartfromtheflexibleprocessingsystemsdescriptiontointroduceintheNewJerseyengineeringinstituteNJITfactorycenterlevelmanufacturesystem.3rdpartofdescriptionflexibilityprocessingsystemsoperation.4partsand5partsdemonstratedisthepresentprogrammablelogicalcontrollercontrolandthepersonalcomputergivestheflexibleprocessingsystemaccordingtoMMI/DASintheNJITapplication.6partscontainthisprogrammablelogicalcontrollercontrolandthepersonalcomputertheflexibleprocessingsystemapplicationsuperiorityaccordingtoMMI/DAStheoutline2.Flexibleprocessingsystemsdescription1.OneaboutflexibleprocessingsystemdevelopmentsviewpointasshowninFigure.ItiscomposedofthefollowingseveralpartsMacandKamisetty1991Mat,1987.theS1processingtransmissionsystemitiscomposedof4vehicles,A,B,CandD,thefixedequipmentinstallsaboveeach,toeachworkstationtransportationstwoshifttable,TT,TT2anddoublefeedwaymaterial.ProcessessystemtodevelopamixnimblyprogrammablelogicalcontrollerplatformtheNASA11numericalcontrolmillingmachines,themillingmachinemakeseachdifferentpartaccordingtothecomputercontrol.GeneralElectricCompanyP50.Asharingrobotusesfortoloadandunloadaswellasdeliversinthenumericalcontrolmillingmachineandbetweenthetransportingstandsandtransports.Itcontains5computerprogramswhichassignsbytheprogrammablelogicalcontroller.Thecomputerprogramcontrolrobotloadingplacesdeliversbetweenthesystemandthecaraswellasthenumericallycontrolledmachinetoolandcarsmaterial.Finallytwoproceduresareacceptingortherejectioncomponentscomplete.Thepartdeliversstandsthisstationincludingagravityslantingslot,providestheunfinishedrawmaterial.Thisstationalsocontainstwotypewarehousesoneacceptscomponentsrejectioncomponentscomputervisionsystem.Thevisionsystemprovidesthevisibleselfsupervisorypart.Itisthemenuactuation,64stepdensitystepsedgedetectionsystem.DrillholemachinehastheautomaticdrillholefunctionIBM7535industryrobotinbrief,the中国矿业大学2008届本科生毕业设计第4页flexibleprocessingsystemhastwokindofrobotsfirst,thenumericalcontrolmillingmachine,anotheristhematerialshiftexpulsionsystem,supervisesincludingthevanandthelimitswitchandbyGeneralElectricssixprogrammablelogicalcontroller,bybasedonpersonalcomputersmachinevisualMMI/DASmonitoringvisionsystem.3.operationdescriptiontheflexibilityprocessingsystemsactioncyclecarriesonbythefollowingway1Atfirst,transportingsystemsallfourvansarespatialmayuseforrawmaterialtoinstalltodeliverthestation.the.2GErobotwillputoneaftertheotherthesefourpartswasswindledwhenthesefourvehiclelayingasidematerialtothesefourvanstheyalongtheclockwisemigration.Abovefirststepandthesecondstepistheflexibleprocessingsystemsloadingpart.3chart2demonstrationisonceafterthesefourdifferentpartsareloadedthepositionwhichisacceptedbyfourvans.4thevanstopswhenthedrillholemachine,theIBMrobotdrillsvariousholesonthedifferentsurface.5GErobottransferstothevan,movesoncemorecomponentsvehicleontoXposition,andloadsintoitlocatedatonthenumericalcontrolmachinetablesfixedequipment.6thesparepartisinstalledonthenumericalcontrolmillingmachine,theserobotswithdraw,millingmachinemillingtheserequestpart.7millingfinished,themachinistmovedfromthemillingmachinefixesonmillingmachinessparepart.8therobotplacestheendproductontheidenticaltransportvehicle.9signaltransmitstothevisiblephotographyexaminationpart.10Thesignaldirectionrobotacceptsthecomponentsortherejectioncomponentssignal.11Robotmovesareceiveprocedure,andthelayingasidecomponentsormovearejectionprocedureinareceivevesseltolayasidethecomponentsinarejectionvessel.12Robottothecomponentsstands,andloadsintonewcomponentsthevehicle.Vehicleisissuedthesystem,nextcirculationstartstep3arrive13step.13stepsformsaflexibleprocessingsystemsoperatingcycle.4.usestheprogrammablelogicalcontrollertocontrolsetofflexibleprocessingsystemtheflexibilityprocessingsystemscontrolsystemsimportantcharacteristictobeasfollowsBecausesystemstrapezoidalchartlogiccapabilitysystemeasytoform,andcanadaptthechangeBythesimilarway,thesystemisrelativelyeasytotheprocedureandthematerialThesystemeasymaintains,andoverhaulsreduces,becausetheonlinediagnosismayprovideandpointoutthequestionthenreductionserviceaccuratelyObviously,thesystemiseasyand