Zomwe Zimayambitsa Kuwonongeka Kwa Zitsamba Zokhala ndi Ma Jenereta

Dec. 22, 2021

Kodi chimayambitsa kuwonongeka tchire wa jenereta waika kuwonongeka?Wopanga majenereta a dizilo amakuyankhirani.


1. Panthawi yogwira ntchito bwino ya injini ya dizilo, pamakhala kusiyana pakati pa crankshaft magazine ndi chitsamba chonyamula ndipo pali filimu yamafuta yopangira mafuta amadzimadzi.Mwanjira imeneyi, kutayika kwa mikangano kumakhala kochepa, ndipo kutentha kopangidwa ndi kukangana kumakhala kochepa.Kutentha kumachotsedwa ndi mafuta, ndipo kutentha kwa ntchito kumakhala bwino.


2. Ngati chitsamba chobala cha jenereta yamagetsi imalumikizana mwachindunji ndi magaziniyo kuti ipangitse kugwedezeka pang'ono, mphamvu yogwiritsira ntchito mphamvu idzawonjezeka kwambiri, ndipo kutentha kwakukulu kumapangidwa ndikutayidwa ndi chitsamba chonyamula.Komabe, kutentha komwe kumatengedwa ndi mafuta sikokwanira, kutentha kumachulukana mu chipolopolo chonyamula, ndipo kutentha kumangowonjezereka.Pamene kutentha kwa alloy kusungunuka pamwamba pa chipolopolo chonyamula, chipolopolocho chimayamba kusungunuka mpaka chiyaka, zomwe zimapangitsa injini ya dizilo kulephera kugwira ntchito.


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3. Kutentha kwamafuta ndikokwera kwambiri kapena kutsika kwambiri

A. Pamene kutentha kwa mafuta kumakhala kotsika kwambiri, kukhuthala kwa mafuta odzola kumakhala kwakukulu kwambiri ndipo madzi amadzimadzi amakhala ochepa.Makamaka m'nyengo yozizira, kuchuluka kwa mafuta omwe amalowa mu crankshaft ndi kochepa, komwe kumakhala kosavuta kupanga chitsamba ndi crankshaft magazine kukhudzana mwachindunji, ndikufulumizitsa kuvala ndi kuwonongeka kwa zonyamula.

B. Pamene kutentha kwa mafuta kuli kwakukulu kwambiri, kukhuthala kwa mafuta odzola kumakhala kochepa kwambiri, ndipo mphamvu ya filimu ya mafuta idzafowoka, zomwe zimapangitsa kuchepa kwa filimu ya mafuta, komanso zimakhala zosavuta kuyambitsa mwamsanga. kuvala ndi kuwonongeka kwa chitsamba chobereka.Kuti muwonjezere moyo wautumiki wa zonyamula, kutentha wamba kuyenera kusungidwa mkati mwa 95 ~ 105 ℃.Zachidziwikire, mtundu uwu ukhoza kusintha chifukwa cha mitundu yosiyanasiyana ya injini ya dizilo.

C. Mafuta opaka mafuta ndi oipa.Makina opangira jenereta amagwiritsa ntchito mafuta otsika otsika kapena mafuta opaka achinyengo akamagwiritsidwa ntchito.Ngati khalidwe la mafuta odzola silikukwaniritsa zofunikira za wopanga injini ya dizilo, zidzachititsanso kuti injini ya dizilo ipange zolephera zoyaka moto.


4. Zolakwika zonyamula msonkhano chilolezo

A. Pofuna kukonza mafuta a injini ya dizilo yomwe ilipo komanso kuti musawotche, chilolezo chapakati pa bearing ndi crankshaft magazine chiyenera kuyendetsedwa mosamalitsa malinga ndi zofunikira za buku la ntchito ya injini ya dizilo.

B. Mukasintha chitsamba choberekera, yang'anani kuzungulira ndi cylindricity ya crankshaft magazine.Ngati ipitilira malire, iyenera kukhala pansi kuti ipewe kuchepetsa kukhudzana kwa magazini ndi chitsamba chonyamula ndikuwonjezera kukakamiza pagawo lililonse.

C. Kuonjezera apo, chilolezo cha axial cha crankshaft chiyenera kuyendetsedwa, ndipo ngati kuvala kuli kochuluka, kumayenera kukonzedwa panthawi yake.


5. Kuwonongeka kwa mafuta

A. Nthawi zambiri, pakugwiritsa ntchito mafuta opaka mafuta, chifukwa cha kuvala kwa ma silinda a injini ya dizilo ndi mphete za pistoni, komanso kusintha kwa mipata yotsegulira mphete ya pisitoni ndi malo otsegulira, kutentha kwambiri komanso kusakanikirana koyaka kwambiri kolowera mu crankcase kumapitilira. kuonjezera.Izi sizimangowonjezera kutentha kwa mafuta opaka mafuta, komanso kumathandizira kuti oxidation ndi polymerization ya mafuta odzola.

B. Panthawi imodzimodziyo, kuphatikizapo kusanganikirana kwa zinthu zoyaka injini ya dizilo, kusakaniza fumbi lakunja, zinyalala zovala zitsulo, komanso kugwiritsa ntchito zowonjezera mu mafuta odzola, kuwonongeka ndi kuwonongeka kwa mafuta odzola kumathamanga kwambiri.Izi sikuti zimangowonjezera kuvala ndi dzimbiri kwa ma friction awiri mu gawo lopaka mafuta la injini ya dizilo, komanso zimayambitsa chifukwa chachikulu chowotcha.


6. Kubereka vuto

Ngati zipangizo zotsika zikugwiritsidwa ntchito, kukana kutentha kwakukulu ndi kunyamula mphamvu ya chitsamba chonyamulira sikukwanira, ngakhale kuthamanga kwa mafuta kumakhala koyenera komanso kuchuluka kwa mafuta ndikokwanira, kumayambitsa kulephera kwa chitsamba.Choncho, pogula jenereta dizilo, muyenera kulabadira khalidwe la injini dizilo.


7. Kugwedezeka kwambiri panthawi ya injini ya dizilo

A. Chifukwa chakuwonongeka kwa mayamwidwe kapena zifukwa zina, injini ya dizilo imanjenjemera kwambiri ikamagwira ntchito.

B. N’zothekanso kuti daping element ya crankshaft ya injini ya dizilo yokha yawonongeka, zomwe zimapangitsa kuti injini ya dizilo igwedezeke kwambiri;pakatha nthawi yayitali yogwira ntchito, imatha kupangitsa kuti chipolopolocho chisasunthike, zomwe zimapangitsa kuti chitsamba chiwotchedwe kapena kutsetsereka kwa chitsamba.

 

Mwachidule, sitingathe kusamala mtengo wamtengo wapatali, khalidwe la mankhwala ndilofunika kwambiri, ndiye kukonza nthawi zonse n'kofunika kwambiri pambuyo pogwiritsira ntchito. jenereta dizilo .

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