labarai

hula ita ce bearing ɗin saki, amfani da bearing ɗin saki na clutch

 

Sakin halishine bearing da ake amfani da shi tsakanin clutch da transmission, yawanci muna kiransa "clutch release bearing". Lokacin da muke taka clutch, idan an haɗa cokali mai yatsu da clutch pressure plate wanda ke juyawa a babban gudu, dole ne a buƙaci bearing don kawar da zafi da juriya da gogayya kai tsaye ke haifarwa, don haka bearing da aka sanya a wannan matsayi ana kiransa release bearing. Bearing ɗin rabawa yana tura pressure plate don raba shi da crossing plate, don haka yana yanke wutar lantarki na crankshaft.

 

Hoton sakin kamabuƙatun aiki:

 

Motsin bearing ɗin rabuwa ya kamata ya zama mai sassauƙa, ba tare da hayaniya ko tsangwama ba, sharewar axial ɗinsa bai kamata ta wuce 0.60mm ba, kuma lalacewar cikin gida bai kamata ta wuce 0.30mm ba.

 

Ka'idar aiki da aikinkama saki hali:

 

Kamar yadda sunan ya nuna, abin da ake kira clutch yana amfani da "rabuwa" da "haɗuwa" don watsa ƙarfin da ya dace. Injin koyaushe yana juyawa, yayin da ƙafafun ba sa tafiya. Don tsayar da abin hawa ba tare da lalata injin ba, ana buƙatar a cire ƙafafun daga injin ta wata hanya. clutch ɗin yana sarrafa zamewar da ke tsakanin injin da watsawa, wanda hakan ke sauƙaƙa haɗa injin mai juyawa da watsawa mara juyawa.

 

Thekama saki haliAna sanya shi tsakanin kama da na'urar watsawa, kuma kujerar mai sakin yana da hannu a kan bututun da ke kan murfin mai ɗaukar kaya na shaft na farko na na'urar watsawa, kuma kafadar mai ɗaukar kaya ta na'urar watsawa koyaushe tana kan cokali mai yatsu ta hanyar maɓuɓɓugar dawowa, kuma tana komawa zuwa matsayi na ƙarshe, tana riƙe da tazara ta kusan 3 ~ 4mm tare da ƙarshen maƙallin rabawa (yatsan rabuwa).

 

Saboda farantin matsi na kama, lebar rabuwa da injin crankshaft suna aiki tare, kuma cokalin rabuwar na iya motsawa ne kawai a gefen shaft ɗin fitarwa na kama, a bayyane yake ba zai yiwu a yi amfani da cokalin rabuwa kai tsaye don cire lebar rabuwar ba, ta hanyar bearing na rabuwar na iya sa lebar rabuwar ta juya yayin da take motsawa a gefen shaft ɗin fitarwa na kama, don tabbatar da cewa clun ɗin zai iya shiga cikin sauƙi, rabuwar ta yi laushi, rage lalacewa, da tsawaita rayuwar clun da tsarin watsawa gaba ɗaya.

 

Muhimman abubuwan da ya kamata a lura da su yayin amfani dabearings na sakin kama:

 

1. Bisa ga ƙa'idodin aiki, a guji clutch ɗin a cikin yanayin da aka haɗa shi da rabi-rabi kuma aka raba shi da rabi, sannan a rage yawan amfani da clutch ɗin.

 

2. Kula da kulawa, kuma yi amfani da hanyar tururi don cika man shanu da hanyoyin tururi yayin dubawa da kulawa na yau da kullun ko na shekara-shekara, don ya sami isasshen mai.

 

3. Kula da daidaita madaurin rabuwar clutch don tabbatar da cewa ƙarfin roba na maɓuɓɓugar dawowa ya cika ƙa'idodi.

 

4. Daidaita bugun kyauta don cika buƙatun (30-40mm) don hana bugun kyauta ya yi girma ko ya yi ƙanƙanta.

 

5. Rage yawan haɗin gwiwa da rabuwa da kuma rage nauyin tasirin.

 

6. A taka a hankali kuma cikin sauƙi domin ya haɗu ya rabu cikin sauƙi.

 

Abubuwan da suka fi yawa da ke haifar da lalacewa yayin amfani dabearings na sakin kama:

 

1. Yanayin aiki da ƙarfin bearing ɗin sakin clutch

 

Bearing ɗin rabuwa yana shafar nauyin axial, nauyin girgiza da ƙarfin centrifugal na radial yayin juyawa mai sauri yayin amfani, kuma lokacin juyawa yana samuwa ne saboda matsin fork da ƙarfin amsawar lever ɗin rabuwa ba su cikin layi ɗaya madaidaiciya ba. Bearing ɗin sakin clutch suna da mummunan yanayin aiki, suna juyawa lokaci-lokaci a babban gudu kuma suna jure gogayya mai sauri, zafin jiki mai yawa, yanayin man shafawa mara kyau, da kuma rashin yanayin sanyaya.

 

2. Mummunan lalacewar bearing ɗin sakin clutch

 

Lalacewar bearing ɗin sakin clutch yana da alaƙa da aikin direba, gyarawa, da kuma daidaitawa, kuma musabbabin lalacewa sune kamar haka:

 

1) Zafi fiye da kima yana faruwa ne saboda yawan zafin aiki

 

Direbobi da yawa sukan taka clutch a tsakiyar lokacin da suke juyawa ko rage gudu, wasu kuma har yanzu suna sanya ƙafafunsu a kan fedar clutch bayan sun yi gear; Wasu motocin suna da sauƙin daidaita bugun jini, don haka clutch ɗin ba ya rabuwa gaba ɗaya, a cikin yanayin da aka haɗa shi da rabi kuma aka raba shi da rabi, wannan yanayin yana haifar da gogayya busasshiyar gogayya kuma yana haifar da babban canja wurin zafi zuwa bearing ɗin rabuwa, zafin bearing ɗin shaft yana kaiwa wani zafin jiki, man shanu yana narkewa ko ya narke ya kuma gudana, don haka zafin bearing ɗin rabuwar ya ƙara ƙaruwa, kuma yana ƙonewa lokacin da zafin ya kai wani matakin.

 

2) Rashin man shafawa da lalacewa

 

Ga bear ɗin rabuwa na 360111, ya kamata a buɗe murfin baya na bear ɗin a cika shi da mai yayin gyara ko lokacin da aka cire gear ɗin, sannan a sake haɗa murfin baya; Ga bear ɗin rabuwa na 788611K, ana iya cire shi a jiƙa shi a cikin man shafawa mai narkewa, sannan a fitar da shi bayan sanyaya don cimma manufar shafa mai. A ainihin aikin, direban yana da sauƙin yin watsi da wannan, wanda ke haifar da rashin mai a cikin bear ɗin sakin clutch. Idan babu ko ƙaramin shafawa, lalacewar bear ɗin rabuwar yakan faru sau da yawa zuwa sau da yawa bayan shafa mai. Yayin da lalacewa ke ƙaruwa, zafin jiki kuma zai ƙaru sosai, wanda hakan zai sa ya fi sauƙin lalacewa.

 

3) Tsarin tafiyar kyauta ya yi ƙanƙanta ko kuma adadin kaya ya yi yawa

 

Bisa ga buƙatun, gibin da ke tsakanin beyar sakin clutch gaba ɗaya da lever ɗin sakin shine 2.5mm, kuma tafiyar kyauta da aka nuna akan fedal ɗin clutch shine 30-40mm. Dangane da ƙa'idar gazawar gajiya, tsawon lokacin beyar yana aiki, mafi girman lalacewa; Yawan lokacin da aka ɗora shi, mafi yawan yuwuwar haifar da gazawar gajiya na beyar sakin. Kuma tsawon lokacin aiki, mafi girman zafin beyar, mafi sauƙin ƙonewa, wanda ke rage tsawon lokacin sabis na beyar rabuwa.

 

4) Baya ga dalilai uku da aka ambata a sama, ko an daidaita madaurin rabuwar a kwance kuma ko madaurin rabuwar ya dawo yana da kyau, haka nan yana da tasiri sosai kan lalacewar madaurin rabuwar.

 

Kula da sakin kama-da-wane:

 

Gyara zoben ciki na belin rabuwa da hannu, juya zoben waje, sannan a matse shi a alkiblar axial a lokaci guda, idan akwai toshewa ko jin gibi a bayyane, ya kamata a maye gurbin belin rabuwa. Belin rabuwa yawanci ana cika mai sau ɗaya. A wargaza kuma a tsaftace shi yadda ake so yayin gyarawa. Idan akwai datti, za a iya goge saman da kyalle mai tsabta.