振動條件下界面摩擦行為研究.pdf

1、中南工業(yè)大學碩士學位論文振動條件下界面摩擦行為研究姓名：王紅志申請學位級別：碩士專業(yè)：機械設計及理論指導教師：嚴珩志2001.2.1AbstractVibrationisadynamicbehaviorwhichexistsinmechanicandelectronicequipmentswidely.Frictionandlubricationhavegreatinfluenceonvibrationwhichhasbeenpaidm

2、uchimportanceandattentionon.Howeverthemechanismoflubricationundervibrationhasnotbeendevelopedenough.Onthissituationthefollowinghavebeenperformedinthispaper.1.ThemodelofEHLlinecontactundersinewavevibrationcanbechoosedanda

3、nalyzed.2.MultigridtechniqueisappliedinacreativewayinsolvingEHLlinecontactundersinewavevibrationAeficientprogramhasbeendeveloped，throughwhichpressureandshapeoffilmsunderdiferentparametershavebeencalculated.Itshowsthatmul

4、tigridtechniquecanenablefastandaccuratesolutionunderdiferentparameterschanginginalargerange.3.Asetoffrictionvibrationdevicehasbeendesignedthroughreconstructingagrindingmachine(M1420).Vibrationparametershaveinfluenceonoil

5、filmtosomeextentandthevibrationresponseofsystembehavedcomplicatedly.Inthethreepiecesofideacanbegainedfromaboveresearch.1.Bothfrequencyandamplitudeofdynamicloadcanallchangetheed.pressuredistributionandoilfilmshape.Intheco

6、mmonsensehigherfrequencyisthemoreclearlysqueezeactioniscausThisruleisappliedtoamplitude.andofdynamicloaddiferentmechanismonthegofoilfilm.Amplitudeworksontheregionofoilfilmmainlywhilefrequencyonthebothregion.Atthesamethic