Kodi ndi chifukwa chiyani kusintha mavavu pa Vaz-2103

eni ambiri magalimoto Soviet VAZ magalimoto akukumana ndi kufunika kukonza nthawi ndi kusintha wagawo mphamvu ndi, makamaka limagwirira nthawi. Chifukwa cha kuvala kwa magawo, kutentha kwa ma valve kumawonjezeka, zomwe zimasokoneza kayendetsedwe kabwino ka galimoto ndipo zingayambitse mavuto aakulu. Popeza njira yosinthira sizovuta, imatha kuchitidwa ndi zida zosavuta m'malo a garaja.

Cholinga cha mavavu mu injini VAZ 2103

Mavavu ndi chinthu chofunikira kwambiri pakugawa gasi pagawo lamagetsi. Pa Vaz-2103 nthawi limagwirira ali 8 mavavu (2 pa silinda), amene lakonzedwa kuti bwino kugawira mpweya mu masilindala. Mavavu amapereka mpweya wosakanikirana ndi mafuta a petulo kudzera muzolowera zambiri ndikuchotsa mpweya wotulutsa mpweya kudzera mu utsi. Ngati pali vuto ndi imodzi mwa ma valve, kugwira ntchito kwa injini kumasokonekera.

Vavu kusintha pa Vaz 2103

Popeza ntchito ya injini zachokera nthawi zonse kuyaka kwa mafuta-mpweya osakaniza mu masilindala, yamphamvu-pistoni gulu kutenthetsa kwambiri kwambiri, zomwe zimabweretsa kukula kwa zitsulo.

Mwadongosolo, makina a valve ali ndi ma levers apadera, omwe amatchedwanso rockers. Amayikidwa pakati pa camshaft ndi kumapeto kwa tsinde la valve. Mwa kuyankhula kwina, camshaft cam imagwira ntchito pa valve kudzera pa rocker, ndipo kusiyana kumasinthidwa pakati pa iyo ndi kamera yokha. Chifukwa cha kukula kwazitsulo, zimakhala zofunikira kuti zigwirizane.

Ngati panalibe kusiyana koteroko, ntchito ya injini ikanakhala yolakwika kapena yosatheka chifukwa cha kuphwanya nthawi ya valve.

Kusintha kwa kutentha kwa ma valves kumachitika pakati pa camshaft cam ndi lever yapadera.

Kodi ndi liti komanso chifukwa chake kusintha kumapangidwa

Kusintha mavavu ndi chimodzi mwa zinthu zofunika kwambiri potumikira injini pa galimoto ya banja la VAZ. Choyamba, kufunikira kwa njira yotereyi kumagwirizanitsidwa ndi mapangidwe a makina a valve. Panthawi yogwiritsira ntchito msonkhano, kuvala kumapangidwira kumalo okhudzana ndi lever, kumapeto kwa valve ndi makamera a camshaft, zomwe zimakhudza kuwonjezeka kwa kusiyana. Chifukwa chakuti mapangidwe a makinawo ndi ophweka, kusintha popanda zovuta kungathe kuchita nokha.

Kufunika kokhazikitsa chilolezo choyenera kumachitika muzochitika izi:

• pokonza ndondomeko ya nthawi;
• phokoso limamveka kuchokera kumutu kwa silinda;
• mtunda pambuyo kusintha otsiriza ndi oposa 15 zikwi Km;
• kuchepetsa mphamvu ya injini;
• kuchuluka kwamafuta.

Pambuyo pa ntchito yokonza ndi makina a nthawi, ndikofunikira kusintha ma valve

Kutsika kwamphamvu kungagwirizanenso ndi carburetor. Ngati kusintha kwa chipangizochi sikunapereke zotsatira, chinthu chotsatira chiyenera kumvetsera ndi valve.

Zida zosinthira

Kusintha kwa kusiyana kwamafuta kumachitika pogwiritsa ntchito zida ndi zida zomwe ziyenera kukhala mu zida za eni ake onse a "classics":

• seti ya socket ndi ma wrenches otseguka (ayenera kukhala ndi ma wrenches otseguka a "13" ndi "17");
• kufufuza kuyeza kusiyana;
• zokopa;
• nsanza.

Payokha, muyenera kuyang'ana pa kafukufukuyo, popeza chida chokhazikika chamtunduwu sichingagwire ntchito. Mudzafunika kufufuza kwakukulu 0,15 mm wandiweyani.

Kuti musinthe kusiyana kwa matenthedwe, mudzafunika kafukufuku wapadera wapakatikati wa 0,15 mm

Ntchito yokonzekera

Kuphatikiza pa mfundo yakuti kusintha kumachitika pa injini yozizira, kuchotsedwa pang'ono kwa zinthu zake kudzafunika:

1. Timamasula mtedza ndikuchotsa chivundikiro cha fyuluta ya mpweya, kuchotsa chinthu chosefera chokha.
   

   Timachotsa fyuluta ya mpweya, pambuyo pake timachotsa mlanduwo
2. Timadula ma hoses kupita ku nyumba zosefera, kenako timamasula zomangira.
3. Pogwiritsa ntchito screwdriver, masulani chingwe chomangira, kenako chotsani ndodo.
   

   Kugwetsa chivundikiro cha valve kusokoneza chingwe choyamwa, kumasula zomangira zake ndikuchotsa gawolo kumbali.
4. Pogwiritsa ntchito socket wrench kuti "10", masulani mtedza woteteza mutu wa silinda ndikuchotsani.
   

   Kuti musinthe ma valve, muyenera kuchotsa chivundikiro cha valve, chomwe timamasula mtedza womangirira.
5. Timachotsa chivundikiro cha distribuerar.

Mukamaliza kuchita, pogwiritsa ntchito kiyi yapadera, muyenera kukhazikitsa pisitoni ya silinda yachinayi ku TDC. Pulley ya crankshaft pankhaniyi iyenera kukhazikitsidwa moyang'anizana ndi kutalika kwa chizindikiro pa block ya silinda, zida za camshaft - moyang'anizana ndi ebb pa kapu yonyamulira, slider distributor - zimagwirizana ndi waya wa silinda yachinayi.

Musanayambe kusintha, ikani crankshaft ndi camshaft molingana ndi zizindikiro

Ndondomeko Yosinthira Ma Valve

Pambuyo pa zizindikiro zonse, timapitiriza kuyang'ana kapena kusintha kusiyana, komwe kuyenera kukhala 0,15 mm:

1. Timayamba kugwira ntchito ndi ma valve 6 ndi 8, kuwerengera kuchokera kumbali ya nthawi. Timayika kafukufuku pakati pa camshaft cam ndi rocker ndipo, ngati ilowa mwamphamvu, ndiye kuti palibe chifukwa chosinthira.
   

   Gwiritsani ntchito chida choyezera kuti muwone chilolezocho ndikusintha ngati kuli kofunikira.
2. Ngati kafukufukuyo alowa mwaufulu kapena movutikira, kusiyanako kudzafunika kusinthidwa. Kuti tichite izi, ndi kiyi pa "13" timagwira mutu wa bawuti, ndipo ndi kiyi pa "17" timamasula nati loko. Timayika kafukufukuyo ndikuyika malo omwe tikufuna pozungulira bolt, pambuyo pake timalimbitsa nati ya loko, ndikuwongolera, fufuzani ngati kusiyana kwasintha.
   

   Kuti musinthe chilolezocho, gwirani mutu wa bawuti ndi kiyi pa "13", ndikumasula nati wa loko ndi kiyi pa "17".
3. Kusiyana kwa ma valve otsalawo kumayikidwa mofanana. Kuti muchite izi, tembenuzirani theka la crankshaft ndikusintha mavavu 4 ndi 7.
   

   Pambuyo mavavu 6 ndi 8, kutembenuza crankshaft theka kutembenuka, timasintha mavavu 4 ndi 7.
4. Timatembenuza crankshaft ina 180˚ ndikusintha mavavu 1 ndi 3.
   

   Kuti musinthe ma valve a masilindala ena, tembenuzani crankshaft ndi kiyi yapadera
5. Pomaliza, timayang'ana ndipo, ngati kuli kofunikira, kusintha mavavu 2 ndi 5.

Chofufumitsa pa ma valve onse chiyenera kuchotsedwa ndi mphamvu yomweyo. Panthawi imodzimodziyo, ndikofunika kudziwa ndi kukumbukira kuti kusiyana kwazing'ono kwa kutentha kudzakhala koipa kuposa kwakukulu, ndipo izi zingayambitse kutentha kwa ma valve.

Video: kusintha valavu pa VAZ 2101-07 magalimoto

Zisindikizo za ma valve

Zisindikizo za tsinde la valavu, zomwe zimatchedwanso kuti zisindikizo za valve, zimapangidwa kuti zichotse mafuta m'ma valve ndikuletsa mafuta ochulukirapo kuti asalowe m'galimoto. Chifukwa chakuti zisoti zimapangidwa ndi mphira, m'kupita kwa nthawi gawoli limatha ndipo limayamba kulola mafuta, zomwe zimapangitsa kuti mafuta azigwiritsidwa ntchito.

Kodi zosindikizira zamafuta ndi za chiyani?

Kuti camshaft igwire bwino ntchito, msonkhanowo umafunika kudzoza nthawi zonse. Komabe, kulowa kwake mu masilindala a gawo lamagetsi ndi chinthu chosafunika. Izi ndi zomwe zida zamafuta zidapangidwira. Ngati stuffing bokosi si ntchito yake, mafuta amalowa kuyaka chipinda pamodzi valavu tsinde, zomwe zimabweretsa mapangidwe osakaniza limodzi ndi mafuta ndi mpweya. Pa kuyaka kwa mafuta, ma depositi a kaboni amapangidwa pampando wa valve komanso mbali ya valve yoyandikana nayo. Chotsatira chake, gawolo silitseka bwino.

Kuphatikiza apo, ma depositi a kaboni amawunjikana pamakoma a silinda, pamwamba pa pisitoni, komanso mphete za pistoni. Zonsezi zimakhudza ntchito ya injini ndi gwero lake. Mwachitsanzo, kutembenuka kosagwira ntchito kumakhala kosakhazikika, kukanikiza kumachepa. Kuphatikiza apo, mafuta omwe amalowa m'chipinda choyaka moto amabweretsa kuwonongeka kwa mawonekedwe amafuta osakanikirana ndi mpweya. Izi zikusonyeza kuti zisindikizo za tsinde la valve zimagwira ntchito yofunikira ndipo chidwi chapadera chiyenera kuperekedwa pa ntchito yawo.

Kodi zisoti kukhazikitsa pa VAZ-2103

Poyang'anizana ndi kufunikira kosintha ndikusankha zisindikizo za valve, amasankha ndendende zinthu zomwe zili zoyenera mtundu wina wa injini. Popeza opanga m'nyumba ndi otsika kwambiri poyerekeza ndi omwe amachokera kunja, zokonda ziyenera kuperekedwa kwa odziwika bwino monga Elring, Glazer, Goetze.

Zisindikizo za tsinde la valve zimagwiritsidwa ntchito kuchotsa mafuta ku ma valve.

Zizindikiro zamafuta opaka mafuta

Mutha kuweruza kuti moyo wautumiki wa zisoti watha ndi zizindikiro zazikulu zotsatirazi:

• mawonekedwe a bluish utsi ku dongosolo utsi;
• kuchuluka kwa mafuta (pafupifupi 1 lita pa 1 km);
• kuwoneka kwa mwaye pa spark plugs.

Pa avareji, valavu zisindikizo "kuyenda" pafupifupi 100 zikwi makilomita.

Momwe mungasinthire zisindikizo za valavu pa VAZ 2103

Kuti musinthe zisindikizo za valve, muyenera kukonzekera chida ichi:

• cracker;
• opukusa;
• ndodo ya malata (d = 8 mm kapena apo);
• nyundo;
• zazitali zapamphuno.

Kuti musinthe zisindikizo za tsinde la valve, muyenera kukonzekera zida zina

Pambuyo pake, mukhoza kuyamba ntchito:

1. Timachotsa chotsalira choyipa ku batri, chinthu chosefera, nyumba yake ndi chivundikiro cha valve.
   

   Timayamba ntchito yosinthira zisindikizo za tsinde la valve pochotsa nyumbayo ndi fyuluta ndi chivundikiro cha valve
2. Timayika crankshaft ku TDC 1 ndi 4 masilinda.
   

   Kuti tisasokoneze nthawi ya valve, timayika pistoni ya 1 ndi 4 ku TDC
3. Masuleni pang'ono bawuti ya camshaft sprocket pomasula wochapira loko.
4. Titamasula nati ya tensioner theka, timachotsa nsapato ndi screwdriver, kumasula kukanikizako ndikulimbitsa nati, i.e. timamasula unyolo.
   

   Kuti muchotse sprocket, muyenera kumasula unyolo wanthawi, womwe nati ya tensioner imamasulidwa.
5. Timamasula bolt yokonza sprocket ndikuyichotsa, ndikuteteza unyolo kuti usagwe. Pofuna kupewa kugwa, imayikidwa ndi waya ku vest ndi asterisk.
   

   Mukamasula unyolo, masulani bolt yoteteza zida za camshaft ndikuchotsa
6. Timamasula mtedza kuti titeteze nyumba yonyamula.
   

   Kuti muwononge nyumba yobereka, masulani mtedza womangirira
7. Timayatsa kandulo ya silinda yoyamba ndikuyika ndodo ya malata. Mapeto ake ayenera kuikidwa pakati pa pisitoni ndi valve.
8. Mothandizidwa ndi cracker, timakanikiza akasupe a valavu yoyamba, pambuyo pake timachotsa ziphuphu ndi pliers zazitali zamphuno.
   

   Kuti tiphwanye zisindikizo za tsinde la ma valve, timakanikiza akasupe ndi chophwanyira ndikuchotsa zopota ndi pliers zazitali zamphuno.
9. Timachotsa chida ndi mbale ya valve ndi akasupe.
   

   Pambuyo kuchotsa crackers, chotsani chida ndi akasupe
10. Timayika chokoka pachipewa ndikuchichotsa ku valve.
    

    Kuti muchotse zipewa, mudzafunika chokoka chapadera chomwe chimayikidwa pa valve
11. Kuti tivale chinthu chatsopano, choyamba timachinyowetsa mu mafuta a injini ndikuchiyika pamalo ake ndi chokoka.
12. Timachita zofanana ndi ma valve 4.
13. Timatembenuza crankshaft 180˚, zomwe zipangitsa kuti ma valve 2 ndi 3 aziwumitsa. Timachita ndondomekoyi mofanana.
14. Pozungulira crankshaft, timasintha zisindikizo pa ma valve otsala mofanana.

Atabwezeretsa crankshaft pamalo ake oyamba, imatsalirabe kusintha ma valve ndikuyika zinthu zomwe zidachotsedwa m'malo mwake.

Video: kusintha zisindikizo za valavu pa "classic"

Momwe mungasinthire zisindikizo za valavu pa VAZ popanda kuchotsa mutu

Chivundikiro cha valve

Magalimoto a banja la VAZ amadziwika ndi kutuluka kwa mafuta kuchokera pansi pa chivundikiro cha valve, chomwe chimayambitsa kuipitsidwa kwa injini yonse. Vuto limathetsedwa mophweka: ingosinthani gasket.

Kusintha gasket yophimba valavu

Kuti musinthe chisindikizo, mudzafunika mndandanda wa zida ndi zida zotsatirazi:

• mutu wazitsulo pa "10";
• chingwe chowonjezera chaching'ono
• vorotok kapena phokoso;
• nsanza youma.

Timagwira ntchito motere:

1. Timachotsa fyuluta ya mpweya ndi nyumbayo, kenako timachotsa ndodo ya carburetor throttle control.
   

   Pambuyo kugwetsa fyuluta ndi nyumba, chotsani carburetor throttle control rod
2. Timamasula mtedza woteteza chivundikiro cha valve, kuchotsa ma washer onse.
   

   Kuti muchotse chivundikiro cha valve, muyenera kumasula mtedza wonse ndikuchotsa zochapira
3. Kuti m'malo gasket, chotsani chakale, pukutani pamwamba pa mutu ndi kuphimba ndi chiguduli.
   

   Mukachotsa gasket yakale, pukutani pamwamba pa chivundikiro ndi mutu wa silinda ndi chiguduli choyera ndikuyika chisindikizo chatsopano.
4. Timayika chisindikizo chatsopano, kuvala chophimba ndikuchikonza.
5. Timayika zinthu zonse zowonongeka motsatira dongosolo.

Kuyimitsa chivundikiro cha valve

Kuti mumangitse bwino chivundikiro cha valve, ndondomekoyi iyenera kuchitidwa motsatizana, monga momwe tawonetsera m'chithunzichi. Masters amalangiza kuchita opaleshoniyi, kuyambira ndi ma bolts apakati mpaka kumapeto.

Kuti chivundikiro cha valve chikhazikitsidwe, lamulo liyenera kutsatira dongosolo linalake lolimba.

Pokhazikitsa kusiyana kwa kutentha kwabwino, kudzakhala kotheka kuchepetsa phokoso la injini, komanso kukwaniritsa mphamvu zambiri ndikuchepetsa kugwiritsa ntchito mafuta. Kuti mupeze ndi kusunga ntchito yapamwamba ya mphamvu yamagetsi, tikulimbikitsidwa kuti kusintha kwa valve kuchitidwe panthawi yake.