Los ntawm kev txheeb xyuas cov yam ntxwv ntawm cov khoom hauv tsev thiab txawv teb chaws cov kabmob ntawm tib hom, thiab xa mus rau cov qauv tsim qauv tam sim no ntawm cov hlau stamping tawb rau ib kab tapered menyuam bearings hauv Suav teb, cov qauv tsim thiab tsim cov yas tawb rau ob- kab tapered menyuam bearings rau tsheb log hubs tau tham.Kev suav ntawm cov ntsiab lus tseem ceeb.Lo lus tseem ceeb: ob kab tapered menyuam bearing;log hub bearing;yas tawb;1 Document code: B Tsab xov xwm naj npawb: 1000-3762 (2008) 06-0007-03 Cwj mem piav qhia D ——Lub taub loj kawg ntawm cov menyuam, mmD.——Txoj kab uas hla ntawm qhov kawg me me ntawm cov menyuam, mm———— Qhov ntev ntawm cov kab ntawm cov menyuam rau ntawm cov kab nruab nrab ntawm cov menyuam, mm Tau txais hnub tim: 2007-10-18;Kho tshiab hnub: 2008-01-30.(b — lub kaum sab xis ntawm lub ntsiab kab ntawm cov menyuam thiab nws cov kab nruab nrab, (.) — lub nominal hu lub kaum sab xis ntawm cov kabmob, (.) lub kaum sab xis ntawm lub tawb nqaj thiab cov kabmob centerline, (.) — lub siab txoj kab nqes ntawm lub tawb nqaj kaum sab xis, (.) △c– qhov dav ntawm qhov loj kawg ntawm lub tawb qhov rais qhov rais, mmAC.–qhov dav ntawm qhov me me kawg ntawm lub tawb qhov rais, mmZ.– qhov ntev ntawm lub tawb qhov rais qhov rais , Hun Daim duab 3 qhia txog qhov sib txawv ntawm qhov sib txawv ntawm qhov tsis sib haum xeeb nrog lub dimensionless rotational ceev tshwm sim.

Nws tuaj yeem pom los ntawm daim duab tias thaum qhov kev sib hloov ceev nce, qhov kev sib txhuam tsis muaj zog thiab kev sib hloov ceev tsis yog linear tag nrho.Thaum qhov kev sib hloov ceev yog tsawg, kev sib txhuam quab yuam cuam tshuam zoo heev los ntawm kev sib hloov ceev;Thaum qhov kev sib hloov ceev yog siab, qhov cuam tshuam ntawm kev sib hloov ceev ntawm kev sib txhuam quab yuam maj mam zoo li ruaj khov, thiab kev sib txhuam quab yuam thiab kev sib hloov ceev muaj kwv yees li kev sib raug zoo.Feem ntau, kev ua haujlwm ib txwm muaj nyob rau hauv cheeb tsam no.Yees duab 3 Kev sib raug zoo ntawm lub dimensionless kev sib txhuam quab yuam thiab qhov dimensionless rotational ceev.

Cov ntsiab lus (1) Nrog rau qhov nce ntawm kev sib hloov ceev, qhov kev hloov ntawm eccentric nrug thiab eccentric kev taw qhia yog nonlinear, thiab qhov kev hloov ceev maj mam qeeb, thiab thaum kawg nyhav kom ruaj khov.(2) Kuj tseem muaj kev sib raug zoo ntawm kev sib hloov ceev thiab kev sib txhuam, uas yog tshwj xeeb tshaj yog pom tseeb thaum lub sijhawm pib;nyob rau hauv ib txwm ua hauj lwm tej yam kev mob, kev sib raug zoo ntawm ob yog kwv yees li linear thiab yuav suav hais tias yog ib tug linear kev sib raug zoo.Cov ntaub ntawv: [1] Yan Qinghua, An Qi.Kev ua tau zoo ntawm peb-roj wedge tsau pad zawv zawg kabmob thaum lub sijhawm pib txheej txheem [J].Phau ntawv Journal of East China University of Science thiab Technology: Natural Science Edition, 2007, 33(4): 569–572.[2] Gao Li, Liu Jun, An Qi.Kev txheeb xyuas lej ntawm cylindrical arc roj wedge thrust zawv zawg bearing [J].Lubrication thiab Sealing, 2007, 32(8): 99-102.[3] Yan Qinghua, An Qi.Kev tshawb fawb txog kev cuam tshuam ntawm peb cov roj wedge tsau pad zawv zawg kabmob qhov chaw teeb tsa kev taw qhia ntawm nws qhov kev ua tau zoo [J].Tuam Tshoj Mechanical Engineering, 2007, 18(11): 1281-1284.[4] Yan Qinghua, Yan Yongming, Li Qi.Kev cuam tshuam ntawm preload coefficient ntawm kev ruaj ntseg ntawm peb-roj wedge radial zawv zawg bearing [J].Phau ntawv Journal of East China University of Science thiab Technology: Natural Science Edition, 2006, 32(11): 1365–1368.[5] Yan Qinghua, An Qi.Kev cuam tshuam ntawm ntau qhov tsis sib xws ntawm peb-roj wedge bearing ntawm qhov tsis ruaj khov ceev ntawm nruj thiab elastic rotor [J].Phau ntawv Journal of East China University of Science thiab Technology: Natural Science Edition, 2007, 33(5): 737–740.[6] Yan Qinghua, An Qi.Kev cuam tshuam ntawm cov qauv tsis sib xws ntawm peb-roj wedge tsau ncoo zawv zawg kabmob ntawm qhov tsis ruaj khov ceev ntawm nruj Jefeott rotor [J].Tshuab cuab yeej thiab Hydraulic, 2007, 35(9): 35-36.[7] Sehulhr Fredrick T. Anderson William J. ExperimentsOiltheStability of Water-lubricatedThree—SectorHy··dredynamic Journal Bearings at Zero ad[z].NasaTechnical Note Nasa Tn D-5752.z.—— Qhov dav ntawm cov tav ntawm qhov loj kawg ntawm lub tawb, mrfl ——— Qhov dav ntawm cov tav ntawm qhov me kawg ntawm lub tawb, mm S — Lub thickness ntawm lub tawb nqaj, mm c — Qhov dav ntawm lub tawb beam, mrfl h — Lub thickness ntawm lub me kawg seem ntawm lub tawb, mm — Thickness ntawm seem ntawm lub loj kawg ntawm lub tawb, mm d — lub radial dimension ntawm qhov tshwj xeeb point A nyob rau hauv nruab nrab kab ntawm lub tawb, mm d —— lub radial dimension ntawm qhov tshwj xeeb taw tes rau ntawm kab nruab nrab ntawm lub tawb, mm d —— ntawm txoj hauj lwm ntawm lub tawb qhov rais Qhov radial dimension ntawm qhov nruab nrab ntawm qhov kawg me me ntawm cov menyuam sab sauv, mm - qhov nruab nrab ntawm qhov kawg ntawm cov menyuam yaus ntawm txoj haujlwm ntawm lub qhov rais tawb

Radial dimension, mm R. —— Lub vojvoog ntawm lub puab arc ntawm lub loj kawg ntawm lub tawb, mm.— — Radius ntawm lub puab arc ntawm lub me kawg ntawm lub tawb, hli B. — Dav ntawm lub tawb, mm D — Sab nraud txoj kab uas hla ntawm lub tawb loj kawg, mrfl D — Cage pwm parting loj ( puab txoj kab uas hla ntawm tawb loj kawg ), mmd.- Sab hauv txoj kab uas hla ntawm qhov kawg me me ntawm lub tawb.