Hloov lub log bearings
Hloov lub log bearings
Anonim

Kev ncua yog ib feem ntawm lub tsheb uas feem ntau hnav tawm ntawm peb txoj kev. Silent blocks, stabilizer bushings, levers thiab shock absorbers feem ntau yog txuam nrog lub chassis. Tab sis hnub no peb yuav tsis tham txog lawv. Nyob rau hauv tsab xov xwm no, peb yuav xyuam xim rau lub log bearing. Nws yog ib qho tseem ceeb hauv txhua lub tsheb, tsis hais seb hom kev ncua twg yog siv rau nws. Dab tsi yog cov cim qhia ntawm kev ua haujlwm tsis zoo ntawm qhov no thiab yuav ua li cas hloov lub log bearing? Cia peb kawm paub txhua yam tam sim no.

Signs

Kuv tuaj yeem qhia tau li cas yog tias kuv lub tsheb xav tau lub log bearing hloov? Txhua yam yog yooj yim heev. Nws yog ib qho tsim nyog yuav tau ua ib qho kev sim me me ntawm txoj kev nrog kev tig ntev. Tau nrawm mus rau qhov nrawm ntawm 40 lossis ntau dua kilometers ib teev, thaum nkag mus, koj yuav pom cov yam ntxwv hum (xws li lub tsheb ciav hlau hluav taws xob) uas tau hnov hauv ib qho ntawm lub tsev. Yuav ua li cas txiav txim siab raws nraim ntawm sab ntawm cov kabmob hnav? Yog hais tias lub rumble los ntawm sab xis thaum lub kauj tsheb tig mus rau sab laug, ces koj lub log sab xis tau dhau los ua tsis tau. Qhov siab dua qhov load ntawm lub caij no (thiab thaum tig nws nce ntau zaus), qhov muaj zog duaqhov nthuav dav no yuav buzz. Yog li, nws tuaj yeem txiav txim siab seb lub tsheb VAZ puas xav tau lub log bearing hloov yam tsis muaj kev kuaj mob.

pem hauv ntej log bearing hloov
pem hauv ntej log bearing hloov

Thov nco ntsoov tias thaum kuaj pom qhov tawg, tsis txhob yig kho qhov teeb meem. Ib tug crumbling bearing tuaj yeem yooj yim jam ntawm ib lub sijhawm. Thaum ceev, lub log yuav kaw thiab tus neeg tsav tsheb yuav plam kev tswj.

Tools

Yuav kom hloov cov kabmob log kom ua tiav, peb yuav tsum npaj:

  • Jack and log wrench.
  • New bearing. Thov nco ntsoov: yog tias koj lub tsheb tau nruab nrog ABS, lub caij yuav tsum tau tsim los ua haujlwm nrog ABS. Lwm yam bearings yuav tsum tsis txhob ntsia. Qhov no feem ntau pom ntawm pob nyiaj siv tsheb txawv teb chaws. Lawv tsis tas yuav nruab nrog ABS system, uas yog vim li cas cov kabmob sib txawv (Ford Focus tuaj yeem siv ua piv txwv).
  • Nuj ntse thiab circlips.
  • Puller.
  • Screwdriver.
  • Round qhov ntswg pliers (tej zaum yuav pab tau kom tshem tau lub stopper).
  • Roj ("Litol-24").
  • Vise thiab ib daim yeeb nkab ntev ib 'meter' (yuav ua haujlwm raws li qib).
bearing hloov
bearing hloov

Kev ua haujlwm yuav tsum ua hauv tsev thiab teeb pom kev zoo.

About the puller

Ua ntej pib ua haujlwm, koj yuav tsum xav txog yuav ua li cas thiaj li tshem tau cov khoom no. Cov kws tshaj lij pom zoo ua qhov haujlwm no nrog lub ruber. Feem ntau cov khoom siv no yog universal thiab haum rau ntau hom tsheb. Tus nqi ntawm xws liCov cuab yeej yog me me (txog li ib txhiab rubles), tab sis nws yuav pab tau zoo heev rau kev ua haujlwm. Nrog kev pab los ntawm ib tug ruber, koj tuaj yeem ua tib zoo dismantle cov kabmob yam tsis muaj kev puas tsuaj rau cov khoom tseem ceeb hauv lub tshuab. Hauv kev ua haujlwm, koj yuav tsum tsis txhob siv lub zog brute, thiab ntau dua yog li siv sledgehammer nrog punch.

rear log bearing hloov
rear log bearing hloov

Lub ruber yog raws li tus pas hlau, uas txuas nrog ntau lub paws hlau (feem ntau yog ob lossis peb) rau kev tuav. Cov paws tuaj yeem siv los tshem tawm cov khoom. Xws li rubers yog cov neeg kho tshuab, tab sis cov chaw pabcuam kev tshaj lij siv cov khoom siv hydraulic ntau dua. Tsis tas li ntawd nco ntsoov tias kev hloov ntawm cov kabmob ntawm lub hauv ntej hub thiab lub rear muaj nws tus kheej sib txawv. Yog li ntawd, peb yuav txiav txim siab txhua sab sib cais.

Hloov lub hauv ntej hub bearing

Cia li mus ua haujlwm. Kev ua haujlwm yuav tsum tau ua nyob rau theem, ruaj khov thiab qhuav nto.

hub bearing hloov duab
hub bearing hloov duab

Nyob rau hauv cov ntaub ntawv no, lub tsheb nws tus kheej yuav tsum nyob rau hauv lub handbrake thiab iav (rau kev cia siab, koj muaj peev xwm muab log chocks). Tom qab ntawd, siv lub slotted screwdriver, tshem tawm cov kabmob cap. Tom ntej no, peb rhuav tshem lub hub txiv ntoo, tab sis tsis txhob unscrew tag nrho.

Kuv yuav ua li cas ntxiv?

Vim tias peb yuav tsum nkag mus rau lub hub, peb rhuav tshem cov bolts. Tom ntej no, peb jack nce pem hauv ntej ntawm lub tsheb los ntawm sab xis thiab tawm lub log tawm. Tom qab ntawd, unscrew lub hub txiv ntoo kom tiav. Tom qab ntawd lub ruber tau txais yav dhau los yog siv. Peb kho nws nyob rau hauv qhov chaw nrog paws thiabPeb pib ua tib zoo nias tawm lub qub bearing. Nws yog ib qho tseem ceeb los xyuas lub rooj zaum tom qab nws dismantled. Feem ntau qhov tshwm sim ntawm kev coj tus kheej yog qhov muaj dej thiab av, uas provokes hnav thiab corrosion. Yuav kom lub caij tshiab kom ntev li ntev tau, lub rooj zaum yuav tsum tau ntxuav tag nrho ntawm cov khoom no. Tej yam hnyav thiab txawm roj av yuav pab tau peb ntawm no. Tom ntej no, siv cov roj tshiab rau thaj tsam thiab teeb tsa cov kabmob rau hauv lub hub siv lub vise. Nws yog ib qho tseem ceeb kom tsis txhob distortion. Lub caij yuav tsum sawv ntsug raws li qhov ua tau. Thaum kawg, lub bearing yog tsau rau ntawm lub qag nrog ib tug thrust washer thiab txiv ntseej. Txhawm rau tshem tawm cov backlash, zawm lub hub txiv ntoo. Tab sis ceev faj - koj yuav tsum tau nruj nrog ib qho kev rau siab. Nws yog qhov zoo dua los ua qhov no nrog lub torque wrench. Lub zog nruj rau txhua lub tsheb yog tus kheej thiab tau qhia hauv tus tswv phau ntawv.

pem hauv ntej log bearing hloov
pem hauv ntej log bearing hloov

Thaum kawg ntawm txoj haujlwm, peb muab lub log rau hauv qhov chaw thiab ua qhov kev xeem khiav. Nws yog ib qho tseem ceeb uas yuav tau mloog kev ua haujlwm ntawm cov kabmob. Nws yuav tsum tsis txhob ua suab nrov lossis vibration. Yog tias txhua yam ua tau zoo, txoj haujlwm tuaj yeem txiav txim siab ua tiav.

Hloov lub log tsheb kauj vab

Raws li kev paub dhau los, qhov kev ua haujlwm no yooj yim me ntsis dua li ntawm sab xub ntiag. Yog li, yuav ua li cas hloov lub log rear bearing? Hauv thawj kauj ruam, peb yuav tsum loosen lub hub txiv ntoo. Ib yam li ntawd, peb teem lub tsheb rau thawj lub iav (tab sis tsis txhob siv lub tes tuav). Tom qab ntawd peb muab lub tsheb tso rau ntawm lub jack, yav tas los rhais tawm cov bolts ntawm lub disk nws tus kheej. Ces muab lub log tawm thiabsiv lub hau ntswj, tshem lub hau tiv thaiv.

Tom ntej no, siv lub hexagon, tshem cov pins uas tuav lub nruas nres. Peb tshem lub hau. Nws tsis yog yuav tsum tau dismantle cov ntaub qhwv lawv tus kheej. Yog hais tias cov pins tsis unscrew, koj tuaj yeem siv cov kua nplaum nplaum. Tom ntej no, unscrew lub hub txiv ntoo thiab tshem tawm lub tshuab ntxhua khaub ncaws. Tom qab ntawd peb muab lub rub tawm ntawm peb txhais tes. Peb nruab cov cuab yeej ntawm lub axis nrog rau qhov tseem ceeb. Nrog kev pab los ntawm paws peb nuv rau sab nraum qab ntawm lub hub. Tom ntej no, nruj nreem threaded kev twb kev txuas nrog ib tug wrench. Yog li, lub hub tuaj yeem raug tshem tawm tau yooj yim thiab lub nplhaib bearing nrog lub tshuab cais thiab cov khoom yuav nyob hauv. Lub nplhaib puab los ntawm lub qag ncej yuav tsum tau rub tawm nrog ib tug bearing. Tom ntej no, peb nias tawm qhov qub, yav tas los tshem tawm lub stopper nrog round-nose pliers.

Yuav ua li cas tshem tawm qhov qub?

Nyob rau theem tom ntej, tshem lub hau tiv thaiv thiab clamp lub hub rau hauv lub vise. Ua tib zoo khob lub hau. Cov clip sab nrauv tuaj yeem raug nias tawm los ntawm kev xaiv lub taub hau ntawm txoj kab uas xav tau (feem ntau txog 60 millimeters). Txhawm rau ua kom cov kabmob tuaj yeem tawm ntawm sab nraud, koj tuaj yeem siv cov spacers ntxiv.

Installation

Lub hub bearing hloov tom ntej no li cas? Thaum pib ua haujlwm, nws yog ib qho tseem ceeb uas yuav tsum tau ntxuav lub rooj zaum. Raws li kev hloov cov kabmob pem hauv ntej, ntawm no koj tuaj yeem siv roj av lossis tus ntsuj plig dawb. Tom qab tshem tag nrho thaj chaw ntawm cov av, xeb thiab plua plav, peb pib mus nias.

vaz bearing hloov
vaz bearing hloov

Ntawm no nws yog ib qho tseem ceeb los soj ntsuam qhov smoothness ntawm kev siv zog thiab xyuas kom meej tias lub caij zaum tsis muaj kev cuam tshuam. Tighten ib feem hauv tesk thiab nias nws tag nrho txoj kev kom txog thaum lub caijyuav tsis haum rau hauv lub cev. Rau kev yooj yim, koj tuaj yeem siv cov kev sib tw qub qub. Nws haum zoo kawg nkaus rau ntawm txoj kab uas hla thiab yuav tsis pub misalignment.

Tom qab ntawd, txhim kho lub hub nyob rau hauv qhov kev txiav txim rov qab, ceev cov txiv ntoo, muab lub nruas thiab lub log rau hauv qhov chaw. Tsis txhob hnov qab txhim kho lub hau tiv thaiv. Qhov no yog ib qho tseem ceeb uas tiv thaiv cov kabmob los ntawm kev puas tsuaj xws li dej thiab hmoov av. Tom qab hloov lub log bearing, nws raug nquahu kom ua qhov kev sim tsav, nyiam dua ntawm qhov ceev ntawm ntau tshaj 60 kilometers ib teev. Yog li peb yuav txiav txim siab npaum li cas cov kabmob nkag mus rau hauv tsev thiab seb puas muaj kev vibrations extraneous.

Recommendations

Thaum hloov cov kabmob pem hauv ntej (nws yog VAZ lossis lub tsheb txawv teb chaws, nws tsis muaj teeb meem), nws yog ib qho tseem ceeb uas yuav tsum tau saib xyuas qhov tseeb nruj ntawm cov txiv ntoo. Raws li peb tau hais ua ntej, qhov no tuaj yeem ua tiav nrog lub torque wrench. Txawm li cas los xij, tsis yog txhua tus muaj nws. Yuav ua li cas thiaj ua tau? Muaj ib txoj kev tawm.

hub bearing hloov
hub bearing hloov

Thaum tsis muaj tus yuam sij li no, nws yuav tsum tau ceev cov txiv ntoo kom txog thaum nws nres. Thiab tom qab ntawd nws yuav tsum tau loosened los ntawm 60 degrees. Tom qab hloov lub log pem hauv ntej, tig lub log thiab xyuas kom muaj suab nrov lossis sib tsoo. Yog tias muaj cov cim qhia, nws raug nquahu kom loosen lub txiv ntoo. Tab sis koj yuav tsum tau loosen nws thiaj li tshem tawm cov kev ua si ntawm lub log nws tus kheej. Txwv tsis pub, ntawm kev ceev nws tuaj yeem ua rau insane vibrations uas kis tau mus rau lub kauj thiab rau tag nrho lub cev. Tab sis ib tug me me backlash tseem tso cai. Vim li cas? Nws yog ib qho yooj yim: yog hais tias tus kabmob yog nruj nreem, nws yuav overheat. Vim li no, lub lubricant hauv nws heats li. Raws li qhov tshwm sim, cov kabmob tsis tau lubricated thiab ua tsis tiav ntxov. Tsis tas li, cov kws tshaj lij pom zoo kom muab lub kaus mom tiv thaiv ntawm lub sealant.

Pom zoo: