汽车驱动桥总成齿轮疲劳测试系统的研发

《汽车驱动桥总成齿轮疲劳测试系统的研发》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、Y1217528分类号些垒!i密绂学号04360201墨废交通戈誓硕士学位论文论文题目：汽车驱动桥总成齿轮疲劳测试系统的研发ResearchandDevelopmentonFatigueTestingSystemofGearsinDrive—axleAssemblyofAutomobile研究生姓名：王中应导师姓名、彤淋：丁良旭研究员杨志刚教授申请学位专业名称工学车辆工程论文答辩R期：!!!!生Z旦』旦学位授予单位：重庆交通大学答辩委员会主席：垄垒评阅人：垄垡2007年．7月李型一ABSTRACTThetexttoldaboutafatiguetestingsyst

2、amofgearsindrive-axleassemblyofautomobilewhichreferredtovectorcontroIandDC-bus。andwhichreferredtothedrive-axlelubricatingoiItemperaturecomputercontrollingsystem．Thisfatiguetestingsysternofgearsindrive-axleofautomobile．whosetorsionisIoadedbyACfrequencyconversionelectromotorandthepowerci

3、rculateintestingbedisacomputercontrollingsystemwhichisusedtocontrolthetemperatureoflubricatingoilreal-timelywithcomputerinordertosimulatetheleaIvehicleworkingsituationandevaluatethelife-spanofthedrive-axleofheavy-dutytrucks．especiallytheconicgearsinthemainreducerofthevehicleandthequali

4、tyofthelubricatingoiIexactly．Thewholesystemiscomposedofthreeparts：thetest-bedwhosetorsionloadedisclosed；thesystamofIubricatingoilcimulatedoutoftheshelIofthedrive-axle；thecomputersystemwhichisusedtoderecttheusefulsignaIandcontroItheoiItemperature．ThetextbasedontheQC／1"533-1999(thereckte

5、stingmethodsaboutfatiguetestingofgearsindrive-axleassemblyofautomobile)andQC广r534-1999(theexperimentationsaboutfatiguetastingofgearsindrive—axleassemblyofautomobile)．ItincludascontrolingthetemperatureofthelubricatingoilbyapplyingthetheoryofmodemcontrollingmethodwithcomputerandthePID(pr

6、oportion、integralanddifferential)controllingstrategywhichtheintegralpartisapartwhenthedifferencebetweentheinputvalueandthefeedbackvaluegoesovertheboundswhichyougived．inordertosimulatethelealvehicleworkingsituation．Therefore．wecantestandevaluatetheI№-spanofourtrial-producedproduct--auto

7、mobileandthequalityofthelubficatingoiIsynthetically,thendirectthedevelopmentandtheapplicationofthenewproductexperimentally．Byapplyingthedatasavingfunction、curvedrawingfunctionanddataanalysisfunction．weaccomplishthetestandevaluationonthel托-spanofautomobiledrive-axlesuccessfully．Furthe