微型車(chē)車(chē)橋錐齒輪配對(duì)質(zhì)量檢測(cè)系統(tǒng)設(shè)計(jì).pdf

1、分類(lèi)號(hào)L工C學(xué)校代碼一IQ盛97劣搏淤筍大穿學(xué)位論文題目微型車(chē)車(chē)橋錐齒輪配對(duì)質(zhì)量檢測(cè)系統(tǒng)設(shè)計(jì)英文題目ThequalityinspectionsystemdesigningofbevelgearsinMiero一vehieleMainReducer研究生姓名郭競(jìng)妍姓名黃豐云職稱(chēng)副教授學(xué)位碩士單位名稱(chēng)武漢理工大學(xué)郵編430070申請(qǐng)學(xué)位級(jí)別碩士學(xué)科專(zhuān)業(yè)名稱(chēng)機(jī)械電子工程論文提交日期2011年4月論文答辯日期20n年5月學(xué)位授予單位武漢理工大學(xué)

2、學(xué)位授予日期2011年5月答辯委員會(huì)主席江征風(fēng)評(píng)閱人江征風(fēng)吳飛2011年5月AbstraCtThebevelgearsetPlaysanimPortantroleinmainredueerassemblingofautomobile，whosemanufaeturingerrorandassemblingerrortotallyaffeetedthewholequalityofmainredueer.Befeassemblingmain

3、redueer，weeangetridofsomeinferiorbevelgearsbydeteetingtheirmeshingstatus.TheoriginalbevelgeardetectingsystemassumesmanuallyoPeratedmethods，whichidentifiesstatusofbevelgearsbyintensityofnoisefromtheirmeshing.InordertoimPr

4、oveitsdeteetingeffieieneyandaeeuraey，werefumishtheoriginaldeteetingsystemanddeveloPitsautomotiveandintelligenteaPacity.Whenthebevelgearset15meshing，vibrationsignalandnoisesignalarehomologoussignal，50thevariationofnoisefe

5、aturesaredireetresPonsetothevariationofvibrationfeatures.Thevibrationsignaleausedbybevelgearsetmeshingineludesthemalfunetioninfmationofbevelgear，thus，theamPlitudeandfrequeneyofvibrationsignalareservedasthedeteetingcriter

6、ionofbevelgearset.Themajresearehworkofthisdissertationineludesthefollowingeontents.1.Meehanismofnoisefrombevelgearsetinmainredueer，relationshiPbetweenvibrationandnoise，errortyPesofmanufaeturingbevelgearswereillustratedin

7、thisdissertation.2.Eleetriealcontrolsystemwasrefurnishedbasedontheoriginalmaehine，andPLCsystemwasaddedtothenewsystem.ThePLCsystemwasProgrammed，andthenthemaehineeanworkautomatically，thetestingresultscanbedisPlayed.3.Aeeel

8、erationsensor，ehargeamPlifier，dataaequisitioneardandindustrialPCwereusedtodesignvibrationsignalaequisitionsystem.ThesoftwaresystemoftestingbevelgearsetwasdeveloPedbymultithleadingteelmology，basedonWindowsdeveloPmentPlatf

9、mandCbuilder.4.ThevibrationsignalwasProcessedbyusingtimedomain，frequeneydomain，inversesPeetrum，demodulationsPectrum，waveletanalysis，ete.Aeeordingtotheeharacteristiesofvibrationsignalfrombevelgearsetmeshing，themethodsofsi