Cov kabmob tsheb ciav hlau
Cov kabmob tsheb ciav hlau yog hais txog cov kabmob siv hauv cov tsheb ciav hlau thiab cov tsheb ciav hlau. Cov kabmob ntawm lub tsheb ciav hlau muaj xws li lub thawv qag, lub cev muaj zog traction, lub cev muaj zog kis, lub zog hluav taws xob thiab lub tshuab cua txias, thiab lwm yam. Cov kabmob ntawm lub tsheb feem ntau yog lub thawv qag, lub thawv qag ntawm lub tsheb thauj neeg feem ntau siv cov kabmob luv luv cylindrical, thiab lub thawv qag ntawm lub tsheb thauj khoom feem ntau siv cov kabmob tapered roller, thiab ntau yam, cov qauv thiab kev ua tau zoo ntawm cov kabmob tsheb zoo ib yam li lub thawv qag ntawm lub tsheb ciav hlau.
1.Lub thawv qag
Lub log tsheb ciav hlau txuas nrog lub cev tsheb ciav hlau los ntawm lub thawv qag, lub caij nplooj ntoos hlav thiab lub thav duab bogie, thiab lub thawv qag bearing ncaj qha dais lub caij nplooj ntoos hlav lub zog ntawm lub tsheb ciav hlau thiab qhov cuam tshuam radial thiab axial ntawm txoj kev tsheb ciav hlau ntawm lub log, ntxiv rau kev xa lub zog traction thiab qee qhov ntxiv uas tsim los ntawm qhov ntawd, yog li lub thawv qag bearing yuav tsum muaj peev xwm loj bearing, tuaj yeem tiv taus kev poob siab thiab kev co, thiab yuav tsum muaj lub neej ntev, kev nyab xeeb thiab kev ntseeg siab, me me thiab zoo; Yooj yim los tshuaj xyuas thiab tswj, thiab lwm yam. Yog li ntawd, cov kabmob tsheb ciav hlau feem ntau siv cov koob tsis yog tus qauv ntawm cov kabmob thiab cov xwm txheej tshwj xeeb bearing, thiab cov kabmob dov feem ntau siv muaj peb pawg hauv qab no.
(1)Cov kabmob cylindricalFeem ntau cov qag ntawm cov diesel locomotives thiab cov hluav taws xob locomotives sivcylindrical roller bearingsMuaj ob hom tseem ceeb.
1)Plaub kab ntawm cov cylindrical roller bearings
Tuam Tshoj lub tsheb ciav hlau qag lub thawv bearing yog qhov siv thawj zaug, thiab cov khoom thauj ntau tshaj plaws yog plaub-kab cylindrical roller bearing hom 972832. Cov bearing muaj peev xwm thauj khoom siab thiab lub neej ntev, thiab nws qhov ntsuas dynamic load yog 1445kN. Vim tias nws tsuas tuaj yeem dais radial loads, tsis yog axial loads, nws yog qhov tsim nyog los teeb tsa lub cuab yeej los tiv taus axial forces hauv lub thawv qag.
2) Ob kab cylindrical roller bearings
Tuam Tshoj lub Dongfanghong 2, 3, 5, 21 thiab Beijing locomotive axle boxes txhua tus siv ob-kab cylindrical roller bearings 982832T, uas dais radial forces, thiab angular contact ball bearings 146132T dais axial loads.
Qhov zoo ntawm kev siv cov kabmob kheej kheej yog tias tsis muaj lub cuab yeej them nqi ntawm lub thawv qag thiab lub thav duab bogie. Lub thawv qag ntawm ND2 diesel locomotive yog C-hom kheej ...
Hom kabmob no siv rau hauv lub thawv qag ntawm lub tsheb ciav hlau yog ob kab tapered roller bearing, thiab ND5 diesel locomotive muaj AP hom bearing. Hom kabmob no yog ib nti loj, thiab feem ntau siv hauv B, C, D, E, F, G thiab lwm qib, uas yog siv rau ntau qib ntawm qag.
2.Lub cev muaj zog traction
(1) Lub cev muaj zog traction armature bearing
Lub cev muaj zog traction yog cov khoom siv tseem ceeb hauv lub kaw lus kis tau tus mob ntawm cov tsheb ciav hlau hluav taws xob thiab cov tsheb ciav hlau hluav taws xob diesel, thiab cov kabmob armature yog ib qho ntawm nws cov khoom tseem ceeb.
1)Bearings rau ib sab kis tau tus mob
Feem ntau, lub armature muaj ob lub fulcrums txhawb nqa, qhov kawg ntawm lub iav mounting yog qhov txhawb nqa kev mus ncig, thiab qhov kawg ntawm commutator yog qhov txhawb nqa qhov chaw. Lub bearing tso zis nyob ze rau lub iav, uas yog qhov nyuaj tshaj plaws, thiab yog qhov tseem ceeb ntawm ob lub bearings ntawm lub armature. Yuav kom txo qhov hnyav, feem ntau siv hom NU ntawm cylindrical roller bearing uas tsis muaj lub nplhaib sab hauv. Qhov kawg ntawm commutator feem ntau siv hom cylindrical roller bearing NUP nrog ib lub flange nrog ib lub flange nrog lub nplhaib tiaj tiaj ntawm lub nplhaib sab hauv, thiab kuj muaj cylindrical roller bearings nrog ib lub flange nrog lub flange sab hauv thiab lub nplhaib bevel ntawm qhov kawg ntawm commutator.
2) Bearings rau ob sab kis tau tus mob
Thaum lub zog ntawm lub cev muaj zog loj, yog tias tseem siv ib sab kis, qhov hnyav ntawm lub iav kawg loj dhau, thiab nws nyuaj rau xaiv lub kabmob uas qhov ntsuas dynamic load thiab qhov ceev kawg tuaj yeem ua tau raws li qhov yuav tsum tau ua, yog li hom kis ob sab tuaj yeem hloov pauv raws li qhov xwm txheej uas lub cev muaj zog tsim tso cai. Qhov zoo ntawm kev kis ob sab yog tias cov iav cylindrical helical tuaj yeem siv, yog li lub kaum sab xis ntawm ob lub iav yog sib npaug thiab qhov kev taw qhia tig yog qhov sib txawv, yog li kom tau txais qhov zoo ntawm kev kis ruaj khov yam tsis tsim cov khoom thauj axial. Lub kabmob tsim nyog rau lub hom phiaj no yog lub cylindrical roller bearing NU hom tsis muaj flange hauv lub nplhaib sab hauv, yog tias lub spur cylindrical iav tseem siv rau kev kis ob sab, lub kabmob uas tuaj yeem tiv taus qee lub zog axial yuav tsum tau xaiv, thiab lub cylindrical roller bearing NJ hom nrog ib flange hauv lub nplhaib sab hauv feem ntau yog siv.
(2)Lub cev muaj zog traction bearing ncej bearing
Cov cav traction uas tau teeb tsa rau ntawm lub qag feem ntau yog txhawb nqa ntawm lub bogie los ntawm tus pas nrig kho ntawm ib sab, thiab ntawm lub qag ntawm sab tod los ntawm tus ncej bearing.Cov kabmob cylindrical, cov kabmob kheej kheejthiabcov kabmob tapered rau cov menyuamtau siv lawm.
Cylindrical roller bearings yog qhov tsim nyog rau cov tsheb ciav hlau ceev ceev, thiab lawv cov roj rov ua dua tshiab ntev, thiab kev teeb tsa thiab kev saib xyuas yooj yim heev, tshwj xeeb tshaj yog thaum siv lub plhaub sib xyaw, qhov zoo no tuaj yeem pom tau tag nrho. Qhov kev teeb tsa rigidity ntawm cov kabmob tapered roller yog qhov zoo, uas yog qhov zoo rau kev ua kom ntseeg tau tias qhov tseeb ntawm cov iav, tab sis nws nyuaj rau kho lawv qhov kev sib dhos thiab kev tshem tawm thiab axial clearance. Kev teeb tsa ntawm ob pawg ntawm cov kabmob kheej kheej, tshwj xeeb tshaj yog kev tshem tawm, yog qhov nyuaj dua li ntawm cov kabmob kheej kheej, tab sis tuaj yeem ua raws li qhov khoov ntawm tus ncej. Lub ncej bearing ntawm lub cev muaj zog traction ntawm lub tsheb ciav hlau hluav taws xob hauv Suav teb txais yuav cov kabmob kheej kheej, thiab nws cov qauv yog 3G3053148T.
(3)Cov kabmob traction generator
Lub cev ntawm lub tshuab hluav taws xob niaj hnub no feem ntau yog ntsia rau ntawm qhov kawg ntawm lub cev ntawm qhov kawg ntawm lub cav diesel. Txawm hais tias nws tau ntsia rau hauv txoj kev no lossis lwm yam, qhov kawg ntawm lub armature tsis tshua muaj cov bearings, thiab lub armature feem ntau yog txhawb nqa ntawm lub crankshaft lossis qhov kawg ntawm lub cav diesel los ntawm kev sib txuas elastic, yog li ua kom luv qhov ntev ntawm lub tshuab hluav taws xob.
Qhov kawg sab nraud ntawm lub armature ncej feem ntau siv tau nrogcylindrical roller bearings, thiab qee zaum kom yooj yim dua los sib phim nrog lub cav diesel thaum lub sijhawm teeb tsa, cov kabmob kheej kheej kuj tseem siv tau.
3. Cov kabmob ntawm lub kaw lus kis hydraulic ntawm diesel locomotives
Lub kaw lus hydraulic kis tau ntawm diesel locomotive feem ntau muaj peb ntu: lub thawv kis tau hydraulic, cardan shaft, thiab axle gearbox. Shunting locomotives qee zaum kuj suav nrog lub gearbox ua haujlwm, uas tau nruab nrog ntau lub rolling bearings.
(1) Cov kabmob hydraulic gearbox
Hom kev ua haujlwm ntawm lub thawv kis hydraulic yog hloov lub zog ntawm lub cav diesel mus rau hauv lub zog ntawm lub tsheb ciav hlau tsav tsheb los ntawm lub hydraulic torque converter thaum lub tsheb ciav hlau raug rub; Thaum siv lub zog nres, lub hydraulic nres yog siv los nqus lub zog kinetic ntawm lub log tsheb ciav hlau. Muaj ntau lub tshuab ncej tau teeb tsa hauv lub thawv hydraulic, thiab kev txhawb nqa ntawm txhua lub ncej yog txhua yam nrog cov kabmob dov.
(2) Lub gearbox nruab nrab
Cov khoom tseem ceeb ntawm lub gearbox nruab nrab yog lub qhov nkag thiab lub qhov tso zis txhua tus muaj ob lub iav, thiab lub iav ntawm ib qho ntawm cov qag yog lub iav hloov pauv, thiab lub qag thiab nws lub iav muaj lub tshuab clutch, uas tuaj yeem ua rau ib qho ntawm cov iav txuas nrog lub qag thiab xa lub zog; Lwm lub iav tsuas yog idling hauv qhov no. Lub iav hloov pauv thiab clutch feem ntau tau teeb tsa rau ntawm lub qhov nkag, vim tias lub zog nkag me me, uas yog qhov zoo rau kev txo qhov loj ntawm lub clutch spline thiab qhov loj ntawm cov kabmob.
(3) Lub qag gearbox bearing
4. Lub cav diesel crankshaft bearing
Qhov zoo tshaj plaws ntawm lub cav diesel crankshaft bearing siv dov bearing tsuas yog txwv rau lub cav diesel ceev ceev, uas yog: kev poob me me, kev ua haujlwm siab, kev ua haujlwm txhim khu kev qha thiab lub neej ntev; yooj yim lubrication, me me ntawm cov roj radiator, thiab lwm yam. Piv nrog rau kev siv cov sliding bearings, nws cov qhov tsis zoo tseem ceeb yog: tus nqi siab, zoo loj, cov kev xav tau siab rau kev sib dhos cov bearings thiab crankshafts, tsis yooj yim txij nkawm thiab hloov, thiab suab nrov loj.
Rau ib lub tog raj kheej thiab ob lub tog raj kheej me me diesel cav crankshafts, chav kawm 0 dov bearings feem ntau yog siv; Rau kev kub ceev thiab muaj zog diesel cav crankshafts, vim lawv cov khoom thauj loj, tsuas yog cylindrical roller bearings feem ntau siv.
Lub sijhawm tshaj tawm: Lub Xya Hli-28-2025
