SPCworks

SPCworksFeb.2009SPIHS60series&SPI50TIntroductionIntroductionGeneralSequenceforSPCSPCworksExecutionDBRegisteringDBConnection-3-•SPCworks-BasedontheStatisticalProcessControltheory-Controlssolderpasteprintingprocess-Height,Area,Volume,Offsetdataareanalyzed-Analysisbypadposition,size,andshape•Analysismethods-Controlcharts:X-bar&MR,X-bar&R,X-bar&S-Evaluatingprocesscapability:Mean,Sigma,Cp,CpkIntroduction-4-Introduction•Networkedapplication-Canbeinstalledonanycomputeronanetwork-Canbeconnecttoanymachineonanetwork-5-GeneralsequenceforSPC1.ExecuteSPCworksandRegisteraDB(machine)2.ConnecttheDBandOpenapanelmodel3.Selectadateofinterest4.Selectpanelstobeconsideredforanalysis5.Selectadatatypetobeconsideredforanalysis6.Activatethe“PadSelector”window7.Selectpadstobeconsideredforanalysis8.Usecontrolcharts,processcapabilityresultforSPC-6-SPCworksExecutionDoubleclickSPCworksIconPressingSPCtoolontheSPIworks-7-DBRegistering•RegisteraDB(SPIsystem)onthisSPCworks•AllmeasureddataareintheDB•SequenceforDBregisteringDBAdminmenu-8-DBRegistering•SequenceforDBregisteringLocalDBRemoteDBSuccessFailure-9-DBRegistering•Functionsofbuttons–New:Prepareanewinputbox–Test:TrytoconnecttotheselectedDB–Edit:EditaDBinformation–Delete:DeregisteraDB–Save:SavecurrentDBinformation.Linenameandnetworkaddressshouldbeunique–OK:Closethedialogbox-10-DBConnection•ConnecttheSPCworkstoaDBinasystemtoaccessmeasureddataforpanels•SelectaLinename(system)andpanelmodelname-11-DBConnection•SequenceforDBconnectionOnlineOfflineMainWindowConfigurationofMainWindowModelInformationWindowDateDesignationPadsInformationPanelSelectionControlChartFunctionalButtonsDataTypeSelection-13-ConfigurationofMainWindow-14-ModelInformationWindow•DisplayinformationfortheselectedpanelmodelModelnameManufacturenameArraydimensionNumberofregisteredcomponentNumberoftotalpad-15-•DesignateadateforpanelselectionDateDesignationHowtochangedateUsebuttonsUseamousewheelWorkperiodDatechangebuttonMouseindicatingbarProductionquantitygraphDateselectionButtonProductionperhour/TotalproductionTimeunit:1hrClickDateindicatingproductisexsistCurrentlyselecteddate-16-PadsInformation•ShowsinformationofpadstobeanalyzedPadInformationWindowPadselectionwindowVarioustypeofpadsareselectedMajorpadsareselectedSinglepadisselectedSelectingpadsusingctrlkeyisallowed-17-PanelSelection•SelectpanelsforanalysisInspectiondurationPanelnumbersanddirectionbuttonPanellistDragOR-18-ControlChartsChartinformationLegendInspectiontimeMeasuredDataDragDragMagnificationRestoreHEIGHTPADSUCLCLLCLDatatypeNumberofpadsforanalysisUpperControlLimitLowerControlLimitCenterLine-19-FunctionalButtonsActivatePadselectorwindowinwhichpadsforanalysisisselectedSelectunit:%ormetric%:PercentageofmeasuredvalueovertargetvalueMonitorsthemeasureddatacontinuouslyDrawcontrolchartsandanalysisSPCinrealtimeValidatesdatepanelselection-20-DataTypeSelection•Datatypestobeconsideredforanalysis-Height,Area,Volume,Offset_X,Offset_YHEIGHTAREAVOLUMEOFFSETmmmm2mm3mmFunctionsPadSelectorUnitsSelectionMonitoringDataUpdateDataExportControlChartsAnalysisofProcessCapability-22-PadSelector•Selectpads(Sub-group)forSPC-Viewershowspadpatternsandmakespadselectioneasy-Padinformationsuchassize,area,shapearedisplayed-Multiplepadsonanylocationcanbeselectedasasubgroup-23-PadSelector•Show/hidecrosslineShowHide-24-PadSelector•Zoomin/out–UsingTools–MakingarectangleontheviewerandselectZoominmenu-25-PadSelector•ComponentandPadselectionComponentselectionPadselectionClickMultiplepadscanbeselectedusingCtrlkeyComponentcanbeselectedbyclickinganywhereinsideacomponent-26-PadSelector•Registeringandderegisteringuserdefinedcomponent–Userdefinedcomponent:asetofpadsRegisteringDeregistering-27-PadSelector•Padstree–ClassifiedbycomponentsorshapesComponenttreeShapetreePadsselectionComponentselection-28-UnitsSelection•M:UsemeasureddataofmetricunitvalueforSPC•%:UsepercentageofmeasureddataovertargetvalueforSPC•Whyuse%unit?–Whenpadsinasub-grouparenotallsame,heightandvolumedataofmetricunithavenomeaning–%unitdataisveryintuitiveespeciallyinthecaseofareaandvolumedataMMOffsetYMMOffsetX%M,%Volume%M,%AreaM,%M,%HeightNotidenticalIdenticalPadsshapeDatatype*M:measuredinmetricunit,%:Percentage(100xmeasured/target)-29-Monitoring•MonitorcurrentlymeasureddataontheSMTline•UpdatecontrolchartsandprocesscapabilitywindowinrealtimeNon-monitoringMonitoring-30-DataUpdate•Thetimewhentouse–Whenotherpanelsareselected–Anotherprimarypadisselectedonthepadinformationwindow-31-DataExport•SequenceformakinganExcelfileSelect7padsSelectpanelsClickClickMakeafileClick-32-DataExport•CSVfileexporting–Padselectionhasnolimit–Makeatextfilewithextension*.csv–Canbereadinexcel–Usefulformakingcustomizedreport-33-ControlChart•Controlchart?–Isastatisticalmethodforqualityassurance–Takesampledataperiodicallyandmakeagraphinwhichdataaredotted.–Analysisprocessstatusthroughoutthetrendofdots–DefinestheCL(centerline),UCL(uppercontrollimit),andLCL(lowercontrollimit)–3σcontrollimitofW.A.Shewhart•Thepossibilityforadatatobewithinarangeis–μ+-1σ:0.6827–μ+-2σ:0.9545–μ+-3σ:0.9973•Takecontr