基于節(jié)氣門裝配線的數(shù)據(jù)采集與產品性能測試的研究.pdf

1、蘇州大學碩士學位論文基于節(jié)氣門裝配線的數(shù)據(jù)采集與產品性能測試的研究姓名：倪雪花申請學位級別：碩士專業(yè)：機械電子指導教師：陳再良20080301AbstractWimthedevelopmentoftheinformationtechnologyinrecenetyears，dataacquisitionandmonitoringhasbeenwidelyusedinproductionmanagementarea，whichprovid

2、esaninterfacebetweenenterprisestrategylayerandonsitecontrollayer，andalsooffersstrongtechnicalsupportforscientificstrategyofproductionmanagementAccordingtothegreatimportanceofthedataacquisitionandmomitoringinproductionpro

3、cess，thisthesisdevelopsadistributeddataacquisitionandproductperformancetestsystemforelectricalthrottleassemblylinebasedonthestatusofdataacquisitionandmonitoringofBoschassemblylineThroughanalysisofassemblingprocess，statio

4、nfunction，equipmentcomposing，datasourceandthedataacquisitionproblemsencounteredinBoschassemblyline，thethesisdevelopsanintegrateddataacquisitionsystem，thehardwareofwhichisdesignedastwoparts：productiondataacquisitionandmac

5、hinedataacquisition，whichwillbeprocessedinseparatedwaysbecauseofdifferentdatatypesForassemblyproductiondatathethesisproposesallacquisitionmethodbasedonXMLprotocol，MSCOMMcomponentandI7000seriesmodelThemethodrealizesthedat

6、acollectionofPLCtriggereddataandmanualtriggererddataForassemblymachinedata，thethesisanalysestheassemblyequipmenttypesanditsbrokendownreasonsThenarepresentativemachinicalequipmerIt_呻reSSunitisusedasexampleformachinedataac

7、quisitionresearchTheforceanddisplacementacquisitionsolutionoftherunningpressunitisdesigned，andanewsoftwaresolutionisproposedtooptimizethetraditionalsolutionTheelectricalthrottleperformancetestsystemisdesignedmainlyfocusi

8、ngonitspotentiometertest(ThePCBLinearity，synchronizationandTransitionresistanceofelectricalthrottle)andfunctiontest(Theactuationtime，longreturntimeandshortreturntimeofelectricalthrottle)，whichareusedtodetectproductperfor

9、mancethroughcustomizedhardwareandsoftwaredevelopment，andthetestingresultdatawillbeapartofthedataacquisitionsystemAtthesametimeanimprovedthresholddenoisealgorithmisproposed，whichCanreducethenoiseinnonstationarytestingenvi