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1、TheswitchraildetectionsystembasedonlasersensorSaJi-ming,GuYu-jun,SunAi-cheng,PanYong-feng(1.SchoolofInformationEngineering,WuhanUniversityofTechnologyWuhan,2.KeyLaboratoryofFiberOpticSensingTechnologyandInformationProcessing430070,WuhanHubei)Abstract：Turnoutasacarrierisanextremelyimp
2、ortantpartoftransport,whenrailwaysisoperating.Sothedetectionofturnoutshouldmatchtherequirement.However,thedetectioneffortismainlycompletedmanuallyatthepresentstage,whichislowaccuracy.Sothestudyoftheswitchraildetectionsystembasedonlasersensorisnecessary.Inthispaper,wediscusstheschemeo
3、ftheswitchraildetectionbyusingGocator2030lasersensorandSIMENS840Dnumericalcontrolsystem.Westudythealgorithmanddatacollectionoftheswitchraildetectionbasedonlasersensor.Thisdetectionsystemprovidesaccuratedatacollectionandinformationdisplayfortheenterpriseofproducingturnout.Afterthetest
4、,thesystemhasafasterdetectionspeedandhigherdetectionaccuracy.Keywords：lasersensor,switchraildetection,high-precision,automationIntroductionWiththefullspeedoftherailway,thesafetyofrailwaytransporthasgraduallyarousedpublic'sattention.Theaccuracyofturnoutmatchingimprovesstepsbysteps.The
5、existingturnoutdetectionmethodsinourcountryarebasicallyartificialmeasurement,andthetestresultswillbeaffectedbymanyartificialfactors.Theerrorofmeasurementisabout1mm,sotheartificialmeasurementcan’tmatchtheaccuracyrequirementsofhigh-precisionprocessingequipment.Theswitchraildetectionsys
6、tembasedonlasersensorhasadvantagesofsmallworkload,fastmeasurementandhighaccuracy.Italsocangiveclearandconciseresult.Sothestudyoftheswitchraildetectionsystembasedonlasersensorisveryimportant.Inthispaper,wetaketheGocator2030lasersensorandthe840DSIEMENSnumericalcontrolsystemasanexample,
7、studythespecifieddatameasurementoftheswitchsectionbylasersensor.Thesystemachievesahighprecisionmeasurementandithasimportantpracticalsignificance.1Thedesignofdetectionsystem1.1TheprincipleofdetectionsystemThissystemmeasurestheswitchrailprofilebylasersensor.Eachdetectionsystemhastwolas
8、ersensor.The
