火車輪對(duì)動(dòng)平衡數(shù)控校正系統(tǒng)的研究.pdf

1、華中科技大學(xué)碩士學(xué)位論文火車輪對(duì)動(dòng)平衡數(shù)控校正系統(tǒng)的研究姓名：呂云飛申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：機(jī)械電子工程指導(dǎo)教師：周云飛2001.1.1華中科技大學(xué)碩士學(xué)位論文ABSTRACTn坨dynamicbalallceperformanceofwheelsetshasagreateffectonthesecurityofthehighlyrunningWainHigherperformanceofthedynamicbalanceofwhccl

2、setsisneeded、Ⅳitlltheincreaseofthetrain’SspeedSoatrainwheelsets’dynamicbalanceNCcorrectingsystem，whichhasthefunctionsofbothdynamicbalanccmeasuringandmillingweightreductio珥hasbeendevelopedinthisdissertationnliSsystemhas也e

3、virtuesoflligllautomatizationhigllefficiencyandhigllcorrectingprecisionanditc鋤elevatetheefficiencyandthequalityofthemanufactureandmaintainingofthewheelsetsThemaincontentsofthisdissertationareshownasfollows碼eprincipleofso

4、ftbearingbalancemachineisstudied硒evibrationsignalsoffundamentalfrequencyaleseparatedfromthewholevibrationsignalsbymeansof也etechnologyofdigitalcorrelativefiltrationwhentheimbalancesignalsarcdisposedT1lequantityandthe】ocaf

5、ionoftheimbalancearecalculatedfromthevibrationsignalsoftheleftandrightwheelsbymeansofplanedetachrnenLTherearetwowaystoeliminatetheimbalanceofthewhcelsets：reverseweightincreaseandweightreductionReverseweightincreasemeanst

6、hataappropriatepieceofironblockisweldedorboRedtothepositionoppositetotheimbalanceposition刪smethodhasthedefectthattheblock’iSeasytofalloffThetraditionalcorrectingmethodmatthewheelsetsarecorrectedbydrillingcausesstressconc

7、entrationandmakesthewheelsetswhistlingwhentheyarerotatingathi咖speedSoanewmethodthataarcflakeintheinsidefaceiSmilledattheimbalancepositionisputforwardinthisdissertation側(cè)SmemodhasmuchmeritthatthemillingfaceiSglossySOthatno

8、StreSSconcentrationexistsandthequantityofthemaximalwei【ghtreductionislargeAccormngtotheaforementionedprinciples，thecontrolsoftwareofdynamicbalancemeasuringandweightreductioncorrectingforthetrainwheelsetsisdevelopedOntheb

9、asisofHuazhongtypeINCplatform11圮functionsofthissystemincludethedynamicbalancemeasuringofwheelsets，thecalculationofweightreductionareathemillingweightreductioncorrecting，themanagementoftherelaftvedatafilesandthemutualgrap

10、hicalUITlliSsystemhasbeenimplementedontheactualmachineofdynamicbalanteweightreducingandgotfmeeffectthatitsmeasureprecisionis1g‘manditscorrectingprecisioniS5gmItwillbcusedast11ematchingofnewproductoffactoryKeywords：Trainw