Menene aikin gaban hannun ƙasan mota?
Hannun gaba na ƙasan mota muhimmin sashi ne na tsarin dakatarwa, wanda galibi yana aiki don tallafawa nauyin abin hawa, girgizar hanya mai ƙarfi, da kuma sarrafa hanyar motsi na ƙafafun. Ayyukanta na musamman sun haɗa da:
- Tallafi da ɗaukar kaya: Yana ɗaukar kashi 30%-40% na nauyin abin hawa, yana watsa ƙarfin tsayi yayin birki da hanzartawa, kuma yana tabbatar da haɗin gwiwa mai ƙarfi tsakanin ƙafafun da jikin abin hawa.
- Rage girgiza da rage girgiza: Ta hanyar bututun roba, yana shan kusan kashi 80% na girgizar da ke fitowa daga hanya, yana rage jin girgizar da ke cikin motar da kuma kara jin dadi.
- Jagora da matsayi: Yana sarrafa motsi sama da ƙasa na ƙafafun da kusurwar sitiyari (tsaye 20°, kwance 15°), yana kula da yankin taɓawar tayar da kuma hana ɓacin rai ko karkacewar sitiyari mai sauri.
Fashewar hannun roba a gaban hannun motar yana da tasiri ga aminci kuma yana iya haifar da karkacewar taya, rashin sassaucin tuƙi, da raguwar aikin sarrafawa, wanda ke ƙara haɗarin haɗurra. Saboda haka, ya zama dole a gyara shi da kuma maye gurbinsa da sauri.
Takamaiman alamun tasirin aminci:
- Rage kwanciyar hankali a tuƙi: Hannun robar da ya fashe yana sa daidaita ƙafafun ya canza, yana sa abin hawa ya zama mai sauƙin juyawa, zamewa gefe, ko girgiza sitiyarin, musamman a cikin lanƙwasa ko a cikin babban gudu, wanda hakan ke ƙara haɗarin rasa iko sosai.
- Rashin kyawun taya da kuma haɗarin fashewar taya: Rashin kyawun hannun robar yana haifar da juyawar taya (wanda aka fi sani da "cin taya"), rashin daidaiton lalacewa yana rage tsawon rayuwar tayar, kuma a cikin mawuyacin hali, yana iya haifar da rashin daidaiton riƙewa da kuma haifar da fashewar taya.
- Lalacewar aikin sarrafawa: Tuƙi yana zama mai nauyi da rashin sassauƙa, tasirin shan girgiza yana raguwa, kuma akwai wata ƙara mai ban mamaki daga chassis yayin kumbura a kan hanya, da kuma jinkirin amsawa yayin birki na gaggawa ko guje wa cikas.
Hadarin da ke iya faruwa da kuma dalilai:
- Babban dalilin: Hannun roba, a matsayin wani abu mai hana ruwa shiga, yana fashewa kuma ya kasa shan girgizar hanya da kuma gyara hannun ƙasa, wanda hakan ke sa tsarin dakatarwar ya zama mara daidaito a aiki.
- Haɗakar sarka: Idan ba a gyara shi akan lokaci ba, zai hanzarta lalacewar abubuwan da ke cikinsa kamar haɗin ƙwallon da abin sha mai girgiza, wanda hakan zai ƙara farashin gyara.
- Shawarwari kan yadda za a sarrafa:
- Gyaran gaggawa: Idan aka gano tsagewa ko rashin daidaituwa, ya zama dole a je shagon 4S ko wurin gyaran ƙwararru don dubawa da wuri-wuri. Bayan an maye gurbin hannun roba, dole ne a daidaita ƙafafun huɗu don dawo da sigogin ƙafafun.
Matakan rigakafi:
- Duba yanayin hannun roba na chassis akai-akai (musamman ga tsofaffin motoci) don guje wa tuƙi mai tsanani ko ɗaukar kaya fiye da kima, wanda zai iya jinkirta tsufa.
Ko maye gurbin ƙananan hannun mota ana ɗaukarsa a matsayin babban gyara ya dogara ne da musabbabin lalacewar da kuma sarkakiyar gyaran. Gabaɗaya, yana nufin wargajewa da gyaran muhimman abubuwan da ke cikin motar kamar injin da watsawa, ko manyan gyare-gyare masu rikitarwa.
Ka'idojin hukunci:
A fannin gyaran mota, "babban gyara" yawanci yana nufin wargajewa da gyaran muhimman abubuwan da ke cikin motar kamar injin da watsawa, ko manyan gyare-gyare masu rikitarwa. Sauya hannun ƙasa (wanda kuma aka sani da hannun sarrafawa) wani ɓangare ne na tsarin dakatarwa. Ko ana ɗaukarsa babban gyara ne ya dogara ne akan:
- Tsarin gyara da sarkakiya: Idan aka maye gurbin ƙananan hannu kawai (misali, saboda tsufan hannun roba), ana ɗaukarsa a matsayin gyaran yau da kullun ko ƙaramin gyara kuma ba a ƙidaya shi a matsayin babban gyara ba.
- Sanadin lalacewa da raunuka masu alaƙa da shi: Idan ƙasan hannu ya lalace sosai ko ya karye saboda wani mummunan haɗari kuma ya ƙunshi daidaita tsarin dakatarwa gaba ɗaya, maye gurbin sassa da yawa, har ma da gyaran tsarin abin hawa, aikin gyaran yana da sarkakiya kuma ana iya ɗaukarsa a matsayin babban gyara. Bayani don Kulawa
Lokacin da ake gudanar da kimanta motar da aka yi amfani da ita ko kuma sarrafa da'awar inshora, kawai maye gurbin sandar ɗaure ba ya sanya motar a matsayin "babban abin gyara" ko "abin hawa da ya shiga babban haɗari". Koyaya, idan maye gurbin ya faru ne saboda haɗari kuma bayanan kulawa sun nuna gyare-gyare masu yawa ga tsarin dakatarwa, yana iya shafar tantance ƙimar motar.
Idan kana son ƙarin bayani, ci gaba da karanta sauran labaran da ke wannan shafin!
Don Allah a kira mu idan kuna buƙatar irin waɗannan kayayyaki.
Kudin hannun jari Zhuo Meng Shanghai Auto Co., Ltd. ta kuduri aniyar sayar da MG&MAXUSsassan mota maraba siya.
