托辊自动生产线故障诊断系统的设计与分析

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1、沈阳理工大学硕士学位论文AbstractCarrierrollerplaysanimportantpartofthebeltconveyor，whichisusedtosupporttheweightandfreight，andithasbeenwidelyusedinmetallurgy，miningandchemicalindustry．Astheresult，thequalityoftherollerisvitalforthelifeofthebeltconveyor．Thispapertakestheautomaticproductionlineofrollerasthere

2、searchobjectwhichconsistsofsixmainunits，completingallthemanufacturingworkbyconfiguringdifferentequipment．However，thereisaproblemintheline．Therearemanydifferentkindsofworkshopequipment，andtheyarescattereddistributionwithoutmonitoring．Oncethemachineryequipmentoccursfault，andwecall’tfindoutthefaul

3、tlocationquickly，itcouldcauseveryseriousconsequencesTosolvetheaboveproblem，thispaperproposestheoveralldesignbycombiningtheapplicationofexpertsysteminfaultdiagnosis，anddevelopsalleffectivefaultdiagnosissystembyusingStep一7andWinCCsoftware．ThediagnosissystemCangiveeffectivesolutionbasedonthephenom

4、enonthroughuser-friendlyinterfaceSOthatitwouldhelptheadministratoralleviatehisworkingstrength，andevenmoreimportantisthedirecteffectthatitcanminimizethelosscausedbyfaultstotheenterprise．Basedontheanalysisofprocess，allthefaultspotswhichshouldbringdamagetothelineareclassified，consequently，theknowl

5、edgebaseisbuild．Forthediagnosissystem，thedesignadoptsthecentralmonitoring，itisacombinationofIPC(IndustrialPersonalComputer)，PLCcontrollerandadvancedsensorforreal．timestatusmonitoringandcontroloftheproductionworkshopwiththemodemsensorandautomaticcontroltechnology．Finally，thefaultdiagnosissystemf

6、orrollerproductionlinewhichistestedbytypicalfaultcases，fulfillsthecentralmonitoringofworkshopequipmentandintelligentmanagementoffaultinformationthroughODBCdatabaseaccesstechnologybyADO．KeyWords：Carrierrollerproductionline；Faultdiagnosis；Expertsystem；PLCcontrolsystem目录第1章绪论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

7、⋯⋯⋯⋯⋯⋯。11．1课题的研究背景及意义⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．2故障诊断技术研究现状和发展趋势⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯21．2．1国内外研究现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯。31．2．2诊断技术的发展趋势⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．41．3论文研究的主要内容⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯61．4本章小结⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯7第2章托辊自动生产