振動(dòng)條件下界面摩擦行為研究.pdf

1、中南工業(yè)大學(xué)碩士學(xué)位論文振動(dòng)條件下界面摩擦行為研究姓名：王紅志申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：機(jī)械設(shè)計(jì)及理論指導(dǎo)教師：嚴(yán)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