RJG压力传感器

1eGI,eDARTWorkshopwithGraphInterpretation,Rev.4.0,2eGI,RJGInsightSystem,eDARTMachinesensorsMoldsensors,3eGI,Benefits,PartContainmentQualityassuranceintheprocessCavityPressureControlConsistencyintheProcessRealTimeData-InstantaneousviewingoftheprocessHistoricalData-Abilitytoreviewprocess,Canyoutellwhicharethegoodparts?WithRJGInsightSystem,youcan.,4eGI,MonitoringPoints,CavityPressureInjectionPressureStrokePosition/VelocityTemperature,5eGI,InsightSystemLayout,6eGI,eDARTComponents,EssentiallyaComputerDataStorage/MemoryKeyboard/MouseportsVideooutputEthernet/ModemInsightSoftware,7eGI,eDARTConnections,Power:24VDCPowerAdapter(G)LynxPorts:SensorsandMachineInterfaceModules(B)Serial(COM)Port:RemoteAccess,TouchScreens(A)VideoConnection(C)Ethernet(NIC):Network(F)MouseandKeyboardPS2Ports(D“Zoom”ChooseaPortionoftheCycleGraphtoZoominonWillalsochangetimesonCycleGraph,60eGI,AutoscaleCycleGraph,ScalescurvestoInjectionPressure(Highestvalue)AdjustscurvestofitonCycleGraphwindow,61eGI,OverlaysCycleGraph,Comparecurveswithpreviousshot(s)Show/Hideoverlay,ViscosityandFillTimeAlarms,ViscosityiscalculatedusingFillIntegralforInjectionPressureViscositycalculationrequiresanaccuratefillvolumeAlwayssetthefillvolumeonnewjobsbeforeyoucreateatemplateorAlarms,62eGI,SetFillVolume,PutCursoratTransfer,ChooseSetFillVolumeatCursorfromGraphControlMenu,Volumeat98%fullpartshouldshowhere,Step1,Step2,Step3,Step4,FormoreinformationonSettingfillvolumeseeArtsT,PresstheYesbutton,63eGI,64eGI,TemplateControlsCycleGraph,MatchingTemplateequalsthesameplasticpart,SelectTemplatetoapplyexistingtemplateSaveTemplateTocreateatemplatefromthecurrentprocessManageTemplateTomove,copy,deleteexistingtemplate,65eGI,SetScrewBottomEnablingcushionmonitoring,DrivethescrewallthewaytothebottomandclicktheBottomthescrewbutton,66eGI,CycleValues,ShowsValuesoftheCycleRealtimevaluePeaks,IntegralsSequenceTimesComparativeTemplateValues,67eGI,Adding/RemovingValuesCycleValues,Select“AddaValue”ChooseValueTypesandLocationsChoose“Apply”or“ApplyandClose”ToRemove:Selectthevaluetoberemovedandclick“RemoveValue(s)”,68eGI,SummaryGraph,ShowsDataOverTimeCollectshistoricaldataofaprocessDisplaysvariationsovertimeAddAlarm/Warninglimits,AlarmLimits,69eGI,DocumentationofProcessChangesHoldPressureFillSpeedScrewRPMMaterialChangePutcursoroverthenotetoview,AddingNotesSummaryGraph,AddingAlarm,ClickontheheaderforthemeasurementtobemonitoredandchooseAddNewAlarm,ChooseAddNewAlarm,Step1,Step2,70eGI,AddingAlarms,AlarmsCanalsobeaddeddirectlyfromtheAlarmSettingsPageChooseAddAlarmSelectTypeandLocation,Step1,Step2,71eGI,Alarms,AHighandLowalarmwillbeaddedautomaticallyforthevariableThelevelwillbesetto4.5sigmadefaultChangeleveltoappropriatenumber,BeforetheeDARTwilladdanalarmitwilllookforstableshots.Iftherehasnotbeen4stableshotstheeDARTwillwaittoaddthealarm.,72eGI,Statistics,AverageMaximumMinimumStd.DeviationExpectedVariationCPKPPK,etc.,GivesStatisticsofProcess,73eGI,74SysAp,Adding/RemovingaValueStatistics,ToaddChoose“AddAValue”SelectTypeofstatsChooseTypeandLocationsToRemoveHighlightthevalue(s)ChooseRemoveValue(s),75eGI,Lab2,CreatenewMoldandMachineoneDARTSetupallModulesandSensorsinSensorLocationsPageInputEjectorPinSizesforallIndirectSensorsSetupallMachineSizePageZeroInjectionPressureSetscrewBottomCheckTriggersCycleGraphAddCurveZoominonpartofcycleAutosaleandIndividuallyscalecurvesAddoverlaySetFillVolumeCreateTemplateDisplayActualValueandTemplateDifferenceoncursor,76eGI,Lab2,CycleValuesAddremovevaluesAddPeakValueforallCavitysensorsAddCycleIntegralforallcavitysensorsAddFillTimeAddCycletimeShowas%differencefromtemplateSummaryGraphAddCurvePeakPressureforallCavityPressureSensorsCycleIntegralforallcavitysensorsZoominonselectedpartofdataAddnoteatcursorStartdataatCursorChangeCurveColorRescaleindividualcurveAddAlarmtoPeakcavitypressureAddAlarmtoCycleIntegralforCavitySensor,77eGI,Lab2,StatisticsAddMaximum&MinimumforpeakpressuresensorAddCpkforcycleintegralforcavitypressureChangeDataRangetoShotsBackandlookatthelast50shotsChangeDataRangetoSummaryViewthenzoomintoanareaontheSummaryGraphandobservedata.,78eGI,AdditionalToolsToolsfromtheMainMenu,79eGI,ViewArrangingYourTools,ArrangehowtoolsaredisplayedonthemonitorViewscanbestoredordeleted,80eGI,StopJob,AlwaysstopjobwhenmoldisremovedAlwaysstopjobandrestartifSensorLocationpageisaccessedmultipletimesGoto“MainMenu”-“StopJob”.Yestostop,81eGI,SequenceLights,Showstheactualhardwiredsequencesignals,ShowsthesequencesignalsascalculatedbyeDART,82eGI,ArchitectAddothertoolstomonitorforeachjob,CurrentAddingtoolstocurrentMoldorMachineSystemConfigurationforthewholesystemMenuMainsettingOptionsSaveChanges,83eGI,SystemShutdownPoweringOffSystem,Clickon“QNX”menuandchoose“ShutdownSystem”Atwarningscreen,confirmshutdownMessageappearssayingyoumaypowerdownsystemPullpowercordorfuse,84eGI,Troubleshooting,85eGI,RawDataViewerOnestopdiagnostictool,ViewstatusofportsandsensorsDiagnosewhenfailuresoccur,86eGI,RawDataViewerRawDataViewer,DataDetails,Checkdetailsonsensorcalibrationandinternalfirmwaresettings,87eGI,RawDataViewerRawDataViewer,DataDetails,CheckLynxportsforcommunicationstabilityandstatistics,88eGI,eDARTConfiguration,TypeintheuniqueIPaddress,acommonsubnet,ifavailableadefaultgateway,timeserverandotherpertinentinformation,89eGI,SequenceSettingsInjectionForwardTab,Whenoneormoremachinesequencesarelostorarereset.,Enteratimeafterinjectionforwardgoesofftowaitbeforelookingforarisingedgeagain.,CheckthisboxifyoursystemhasinaccuratesequencesignalscomingfromtheSequenceModule(ID7-D-SEQ).,90eGI,SequenceSettingsMachineFillTab,Makea“FillOnly”shotandclickthisbutton.,Clickthisbuttontosetthezerovolumepointbeforedecompress(ifscrewrununavailable),91eGI,SequenceSettingsOtherSettingsTab,CavityPressurePeaksDuringInjection(DefaultSetting)TheeDARTreportsthepeakvalueforcavitypressuresduringInjectionForwardCavityPressurePeaksDuringWholeCycleIfthepeakthatyouareinterestedinoccursaftertheInjectionForwardsignalgoesoff,checkthisbox,92eGI,TroubleshootingLynxCables,BadcableswillgivecommunicationproblemsbetweeneDARTandsensorsSwapoutcable(s)toseeifproblempersistsKeepconnectorscleanKeepawayfromhightrafficareasKeepawayfrommateriallines,pumps,andmotorsAvoidpinchpoints,93eGI,*Thisisabatteryoperateddevice,94eGI,TroubleshootingMouse,Ifmouseisnotworking,checktomakesureitisconnectedproperlyChooseQNXMenu,ResetKeyboardandMouse-(youmustusekeyboard)Swapoutthemouse,95eGI,Lab3Objectives,StartjobfromdropdownonsetupscreenLoadStandardviewintoeDARTPullSetupNotesfromArchitectCheckSensorcalibrationdatesforasensorinRawDataViewerCheckPortsinRawDataViewerNoteIPAddressofeDARTforConfigurationScreenUnplugMouseandKeyboard,PlugthembackinandresetfromMainMenu,96eGI,GraphInterpretation,97eGI,TIME(SECONDS),15,0,STROKE(CuIn)6,MachineConditionScrewPosition,StrokeAreaorIntegral,98eGI,MachineConditionInjectionPressure,Didviscositychange?Didsomeonechangeasetting?,TIME(SECONDS),15,0,20,000,PRESSURE(PSI),Injection,CycleAreaorIntegral,ViscosityAreaorIntegral,99eGI,TIME(SECONDS),15,0,VOLUMETRICFLOWRATE(CuIn/Sec),MachineConditionVolumetricFlowRate,100eGI,TIME(SECONDS),15,0,20,000,PRESSURE(PSI),InMoldEndofCavityPressure,NoDynamicPSI,PackRate,CoolingRate,PeakPSI,101eGI,TIME(SECONDS),15,0,20,000,PRESSURE(PSI),InMoldGateEndPressure,PackRate,CoolingRate,AreaorIntegralReductionduetoDischarge,PeakPSI,Full,Packed,102eGI,HydraulicFullScale0-2000psiPlasticFullScale0-10,000psiScrewPosition0-5inches,DECOUPLEDIIMOLDINGSM,Remember:ScrewBottomisattheTOPofthechart!,ScrewBottom,Cushion,TransferPosition,ShotSize,Transfer,Recovery,TIME(SECONDS),16,0,10,000,PRESSURE(PSI),Injection,GateEndMoldPressure,EndofCavityMoldPressure,103eGI,HydraulicFullScale0-2000psiPlasticFullScale0-10,000psiScrewPosition0-5inches,DECOUPLEDIIMOLDINGSM,SequenceTimes:0toA=?0toB=?AtoC=?CtoD=?BtoE=?EtoF=?FtoG=?,A,B,C,D,E,G,ResponseTime,TIME(SECONDS),16,0,10,000,PRESSURE(PSI),Injection,GateEndMoldPressure,EndofCavityMoldPressure,104eGI,CrystallineMaterialvs.Amorphous,TIME(SECONDS),15,0,Fill,PRESSURE(PSI),StartMoldFillTime,EndofCavityMoldPressure,GateEndMoldPressure,RapidDropatTMNotCoincidentWithADropInHold,Pack&Hold(SecondStage),ThiscurveshowsthecavitypressurecurvesforpolypropyleneThismaterialisacrystallinematerialwithadefinitemeltingtemperatureDuringfillingandpacking,allmaterialsareamorphous,andthereforethecurveslookidentical,290,105eGI,AbnormalCavityPressure&MoldDeformation,TIME(SECONDS),15,0,Fill,PRESSURE(PSI),StartMoldFillTime,GateEndMoldPressure,Pack&Hold(SecondStage),Cavitypressurecurvesdonotalways“fitthemold”ofnormalityasdescribedpreviouslyThemainareawherethisistrueisafterpackingduringcoolingOftenadistortionofthecavitypressurecurveisaresultofmolddeflections,294,106eGI,TIME(SECONDS),15,0,Fill,MoldDeflectionatEndofInjectionTime,FLOW(CuIN/SEC)VOLUME(CuIN)PRESSURE(PSI),StartMoldFillTime,EndofCavityMoldPressure,MoldDeformation,Pack&Hold(SecondStage),GateEndMoldPressure,Anotherabnormalcurveshowscavitypressurerisingasholdpressuredropsoff,asshownThemoldisbeingheldopenduringinjectionbyaforcewhichisallowedtodecayThemoldisspringingbackonthetrappedplastic,causingpressuretorise,107eGI,CavityPressureGateEndShowingDischarge,TIME(SECONDS),15,0,Pack,Fill,PRESSURE(PSI),Hold,StartMoldFillTime,GateEndMoldPressure,A,B,C,D,E,F,StartwithBackPressure,eDARTgivesactualvalueandtemplatevalue,108eGI,ScrewRPM,IsScrewrunningfasterorslowerthantemplate?,109eGI,ScrewRPMandBackPressure,Backpressureissettotemplate,ScrewRPMistoo?,110eGI,IstheScrewSpeedCorrect?,111eGI,FillSpeed,Arewefillingtoofastortooslow?,112eGI,FillSpeed,Thepeakwillshowifyourshotsizeistoomuchortoolittle,113eGI,PackSpeed,Pack,accordingtotemplate,Pack,accordingtoactual,114eGI,PackSpeed,115eGI,HoldPressure,WhyisVolumelow?,116eGI,HoldPressure,117eGI,BacktoTemplate,118eGI,BackpressureScrewRPMFillRateTransferPositionCavityFullSlopePackRatePeakPackingHoldingMaterialinMoldMoldDeflection,TIME(SECONDS),15,0,Volume,Pack,Fill,DECOUPLEDMOLDINGSMIIIKeypointstomatchinorder:,FLOW(CuIN/SEC)VOLUME(CuIN)PRESSURE(PSI),Flow,Hold,StartMoldFillTime,EndofCavityMoldPressure,PostGateMoldPressure,A,E,D,C,B,F,G,CavityPressurecurvespasttheendofHoldTimemanytimescannot,andshouldnot,bematched.Especiallyondifferenttypesofclampsorsizesofmachines.,119eGI,eDARTMeasurements,120eGI,WhatisanIntegral?,WhatisanIntegral?Simplyput,anIntegralisanarea.Inourcaseitwouldreflecttheareaunderacurve.TheunitsforanCavityPressureIntegralisPSI*SecondsIntegrationLimitWherewestopcalculatingthatarea,TheIntegrationLimithereissettotheendofScrewRun,121eGI,Objectives,YouwillbeabletoIdentifydifferenteDARTIntegralsIdentifyimportanteDARTVariables,122eGI,CavityPressureCycleIntegral,123eGI,CavityPressureInjectionIntegral,124eGI,CavityPressureFillandPackIntegral,125eGI,InjectionPressureInjectionIntegral,126eGI,InjectionPressureFillIntegral(EffectiveViscosity),127eGI,CavityFillTime,128eGI,CavityPackTime,129eGI,CavityFillandPackTime,130eGI,Peakvs.CycleIntegral,ForMoreInformationaboutIntegralsseeArtsTipoftheD,SimilarPeak,DifferentIntegral,131eGI,132eGI,DataTakenOverTimeisEffectiveforProcessMonitoring/AbnormalCycleDetection,KnowImmediately,whensomethinghaschanged,133eGI,SummaryData,Drop-outsorSpikesareusuallycausedbystopsinthecyclebutcanalsobearandomevent.,LookfortrendsinthedataAnupwardordownwardtrendinthedatacanshowthatsomethingischangingovertime.Thisexampleshowstheviscosityofthematerialchangingandtheresultantchangesinthecavitypressures.,134eGI,SummaryData,Stepsinthedatausuallyshowthattheoperatorhaschangedsomethingonthemachine.,Flatlinedatashowsthattheprocessisstable.,135eGI,PartVariationduetoViscosityChange,136eGI,DecoupledII,FastFill,FilltoPosition,TransferfromVelocitytoPressure,137eGI,DecoupledIII,138eGI,CavityPressureControl,FilltoPosition,PacktoPressure,SlowPack,FastFill,TransferfromVelocitytoPressure,139eGI,V-PTransferScreen,ThetransferpressurewillcomefromtheeDARTsetpoint,WhenthispressureisachievedtheeDARTwillsendasignaltothepresstotellittotransferfromVelocitytopressure.,140eGI,V-PTransferScreen,ChooseControlSensor,EnableControl,CavityPressureSetPoint,TheActivelighttellsuswhichsetpointwasachievedfirst,141eGI,V-PBackups,Othercontrolmethodsshouldbeselectedandsetupasbackups,Backupsshouldbesetslightlyabovetheactualachievedvalue,Thisscreenwilltransferthepressbythesetpointthatithitsfirst,142eGI,CavityPressureControl,RJGsMasterMoldingprogramshouldbecompletedbeforeimplementingCavitypressurecontroltoinsureproperuseofthetool.,143eGI,Lab4Objectives,GotopressStartjobontheeDARTStartupDecoupledIIprocessLetprocessstabilizeCreateatemplateAddcavitypressurepeaksandeffectiveviscositytothesummarygraphObserveresultsasyoucompletethefollowing:IncreaseScrewRPMandrunabout5shotsAddanoteatcursorwherechangewasmade.AdjustscrewspeedbacktooriginalsettingIncreasefillspeedandrunabout5shotsAddanoteatcursorwherechangewasmadeAdjustfillspeedbacktooriginalsettingandrun5shotsAddanoteatcursorwherechangewasmade,144eGI,Lab4Objectives,Decreasefillspeedandrunabout5shotsAddanoteatcursorwherechangewasmadeAdjustfillvelocitybacktooriginalsettingIncreasebackpressureandrunabout5shotsAddanoteatcursorwherechangewasmadeAdjustbackpressuretooriginalsetpointIncreaseholdpressureandrunabout5shotsAddanoteatcursorwherechangewasmadeDecreaseholdpressuretosetpointlowerthantheoriginalsetpointandrunabout5shotsAddanoteatcursorwherechangewasmadeAdjusttheholdpressuretooriginalsetpointAddanoteatcursorwherechangewasmadeDecreaseholdtimeto1secondAddholdtimeback1secondatatimeandwatchforgateseal,145eGI,Lab4Objectives,Decreaseclamptonnagebyabout20tonsandrunabout5shotsAddanoteatcursorwherechangewasmadeAdjusttonnagebacktooriginalsetpointIncreasedecompressionandrunabout5shotsAddanoteatcursorwherechangewasmade,Onememberofteamchangevalueandhaveothersputbacktotemplate.AllmembersofteamshoulddobothMachineChangesandputbacktotemplate.,146eGI,EstablishingAlarms,ProcessshouldbestablebeforesettingalarmsThepartwilldictatethealarmlimitsWorkwiththeQAdepartmentwhensettinglimitsforyourprocessTheInsightSystemhastoolsthatcanaidinsettinggoodalarms.,147eGI,SettingAlarmsSummaryGraph,AddAlarms/WarningsfromsummarygraphChoosethecurveandselect“AddNewAlarm”or“AddNewWarning”,148eGI,AlarmWizardsetstheUpper/Lowerlimitsto4.5forAlarmsand3forWarningsoverlast20shots,SettingAlarmsSummaryGraph,149eGI,ClickonAlarmsSettingspagetoviewvaluesAlarmLevelsshouldbecheckedandadjustedifnecessary,AlarmSettings,150eGI,PartBasedAlarmLimits,InsightsystemtoolscanhelptosetpartbasedlimitsSetupatrialwhereonecriticalvariableischallengedFordimensionalissuesHoldpressurecanusuallybevarieduntilpartdimensionsareoutoftolerance,TakeSamplesPartSamplingTool,ThistoolwilltagthedataasasampleandmakeitavailableforthepartMeasurementToolandAutoCorrelation,ChoosePartSamplingfromtheSummaryGraph,Step1,Step2,151eGI,PartSamplingTool,Enternumberofsamplesforgroup,Enterdescriptivegroupnames,EnternotestobedisplayedonSummaryGraph,Startnewdatafilebeforesamplingbeginsandwhenisends.Notetime-datestampsdisplayed,Makeseparatefilesonlywhensamplesaretakeninintervals,Wherewouldyoulikethesamplepartsdirected,Step3,152eGI,StartSample,Followdirectionsgivenhere.Thisallowsthepartmeasurementstolineupdirectlywiththedataforthatshot,Whenyouarereadytostartyoursamplepushthisbutton,AbortSample,Step4,153eGI,154eGI,PartSamplingTool,ThePartsamplingtoolwilladdanotetothesummaryGraphautomatically,ThisnotetagsthedataasasamplesothatactualmeasurementscanbeaddedtothedatausingthePartMeasurementTool.,155eGI,FindAlarmLimits,Addthevariablesthatyouwilluseforalarmlimits.,Placethecursorwherethesmallestandlargestgoodpartswereproducedandrecordthevalueforthatshot.,156eGI,SetLimits,InsertrecordedvaluesintotheLevelcolumnintheAlarmSettingTool.,157eGI,Sorting,WithAlarmlimitssetsortingcanbeimplementedThesortingmodulecanbeturnedonfromthealarmsettingstoolThePartDivertertoolwillhelpcontrolcontainmentdevices,158eGI,PartDiverterControlsSortinggoodpartsfromthebad,SortDivertercontrolisenabledDontSortDivertercontrolisdisabledGoodValueiswithinalarmlimitsSuspBothGoodandRejectoutputareOFFRej.ThevaluecrossedalarmlimitDiverterSettingsConfiguringdiverterfunctionalities,159eGI,PartDiverterControlsSetdiverteroperatingtimes,HoldUntilAlarmChangesChangedirectionbyalarmTimetoclearthediverterAddneededtimefortheparttoreachproperbox,160eGI,PartDiverterControlsMoreontheDiverterControlSetup,OperationwithAlarmsDisabledSettingdiverterdirectionwhenallcontrolsoralarmsareoffDelayedDiverterOutputNumberofcyclesbywhichdiverterwilldelayed.Clearingdiverteroutput.willcountallpartsasSuspectwhichwerestoredinthememoryPinchedPartControlCountingpinchedpartasRejectsManualDiverterTestManuallytestdiverter/flipperdirection,161eGI,Lab5Objectives,SetupprocessandallowtostabilizeLowerholdpressureuntilpartisshortortoosmallStartthepartsamplingtoolEnterthe#ofshotsforgroupEntergroupnameEnterholdPSIinadditionalnotesStartnewdatafileandrecordtimedatestampdisplayed,162eGI,Lab5Objectives,StartSampleRepeatSampleforeachholdpressureincreaseuntilpartsaretoobigLabelpartsforidentificationwithdataMeasurepartsandrecorddataFindShotsthatarejustinsidedimensionalspecs.RecordvaluesforshotsSlightlytightenwindowtobeconservativeEntervaluesintoalarmLevel,163eGI,DataAnalysis,TheDataExtractortoolwillaidinextractingthedatatobeanalyzedChoosethemoldthatcontainsthedatafromthetopboxChoosethelocationforthedatatobesavedChooseGetData,164eGI,Analyzer,WiththedataextracteditcanbeviewedusingtheAnalyzertoolAnyvariablethatwasavailableintheeDARTcanbeviewed,165