Nissan Qashqai Silent Blocks

A lokacin da motar ke aiki, sassan tsarinta da kayan aikinta suna fuskantar nauyin girgiza. A tsawon lokaci, girgizar injina na nau'ikan ƙarfi daban-daban suna haifar da lalata sassan sassan aikin motar.

Don daidaita rawar jiki da rawar jiki a cikin ƙirar mota, ana amfani da abubuwa na musamman - tubalan shiru (ba a raba roba da hinges na ƙarfe). A cewar yawancin masu motoci, shingen shiru akan motocin Nissan Qashqai ba su da rauni sosai.

Janar bayanai

Shiru toshe wani abu ne wanda ba zai iya rabuwa da shi ba wanda ya ƙunshi bushing karfe biyu (na ciki da waje). Tsakanin kansu, an haɗa bushings ta hanyar vulcanized Layer na elastomer (rubber ko polyurethane). Babban aikin saka na roba shine sha da ɓatar da jijjiga da ake gani.

Ana amfani da masu keɓewar jijjiga a hannun dakatarwa na gaba da na baya. An haɗe su zuwa levers, masu ɗaukar girgiza, injin, akwatin gear, jigilar jet.

Yayin da ake amfani da motar, abin da aka saka na roba tsakanin bushings na silent tubalan sannu a hankali ya fara fashe da rugujewa. Yayin da lalacewa ke ƙaruwa, elastomer yana ɗaukar ƙasa da ƙaramar girgiza, wanda nan da nan ya shafi halayen injin.

Naƙasasshe da ainihin rayuwa na masu keɓewar girgiza

An tsara albarkatu na musamman na tubalan shiru don kilomita dubu 100. Koyaya, a ƙarƙashin yanayin hanyoyin gida, shawarar da aka ba da shawarar maye gurbin waɗannan abubuwan shine kowane kilomita dubu 50.

Abubuwan lura na zahiri kuma suna nuna ƙarancin albarkatun ƙungiyoyin keɓancewar jijjiga waɗanda aka sanya akan motocin Nissan Qashqai. Saboda haka, rayuwar sabis na shiru tubalan na gaba levers bambanta da kawai 30 dubu kilomita, da kuma raya shiru tubalan na gaban subframe - 40 dubu kilomita.

Alamomin lalacewa ko gazawar tubalan shiru

Gaskiyar cewa bushings na Nissan Qashqai subframe ko sauran kayan aikin su na buƙatar ganewar asali tare da yiwuwar maye gurbin na gaba yana shaida da alamun masu zuwa:

• rage motsin abin hawa;
•  tabarbarewar sarrafawa;
• birki mara daidaituwa;
• ƙara saurin amsawar sufuri zuwa sitiyarin;
• ja motar zuwa gefe yayin tuki da babban gudu;
• jerks da rawar jiki yayin tuki;
• rashin daidaituwar kayan taya.

Yin watsi da irin waɗannan alamun yana da haɗari sosai. Tabarbarewar kaddarorin aiki na tubalan shiru yana haifar da ba kawai ga lalacewa na tsarin sassa da hanyoyin mota ba, amma har ma da raguwar ikon sa. Tare, waɗannan canje-canje na iya haifar da gaggawa.

Bugu da ƙari ga haɗarin aminci ga direban, sawa da bushewa na iya haifar da lalata wasu sassa da hanyoyin. Wannan yana barazanar yin gyare-gyare masu tsada, har zuwa cikakken maye gurbin naúrar aiki.

bincikowa da

Kuna iya tantance yanayin masu keɓewar girgiza kai da kai ta hanyar duba chassis na gani. Don yin wannan, an shigar da motar a cikin lif ko a saman gazebo. Cire haɗin ƙwallon ƙwallon idan ya cancanta.

Bayan haka, ana tantance yanayin sassan da ke da alaƙa da silent blocks:

1. lilo da dakatarwar makamai - makamai masu aiki ba sa nutsewa, amma, sun yi tsalle, komawa zuwa matsayinsu na asali;
2. duba hannun riga: kada ya juya dangi zuwa protrusions;
3. duba jijjiga keɓe kashi kanta don fasa da nakasu;
4. duba idan akwai wani wasa a cikin silent tubalan - mafi girma shi ne, da wuri za a buƙaci maye gurbinsa.

Wanne ya fi kyau: samfuran roba ko polyurethane?

Dangane da elastomer da aka yi amfani da shi tsakanin bushings, an bambanta tsakanin polyurethane da bushings na roba.

Abubuwan polyurethane sun fi tsada, amma suna da fa'idodi kamar:

• babban matakin ƙarfi;
• tsawon rayuwar sabis (kimanin sau 5;
•  juriya ga ƙananan yanayin zafi.

Irin waɗannan samfuran galibi ana amfani da su don motocin tsere. Suna da kyau a cikin yanayin aiki mai tsanani, inda taurin dakatarwa da ainihin sarrafa abin hawa ke da mahimmanci.

Masu keɓewar girgizar roba ba su da ƙarfi, amma sun fi araha. Rubber, ba kamar polyurethane ba, yana fuskantar saurin lalacewa da lalacewa. Duk da haka, a lokaci guda, samfuran roba suna ba da mota tare da tafiya mai sauƙi da sauƙi.

Saboda haka, lokacin zabar Nissan Qashqai shiru tubalan, yana da kyau a mai da hankali kan yanayin aiki na mota. Idan suna buƙatar matsakaicin ƙarfi daga injin, to, mafita mai ma'ana shine siyan samfuran polyurethane. Idan crossover ana sarrafa shi a cikin yanayi mai santsi, masu keɓewar girgizar roba sun fi kyau.

Maye gurbin shuru tubalan na shimfida

Akan motocin Nissan Qashqai, akwai abubuwa masu hana jijjiga guda 4 akan mashin ɗin. Don ƙara yawan albarkatun, yana da kyawawa don maye gurbin duk abubuwa a lokaci ɗaya.

Shawarwari kasida lambobin kayayyakin gyara: 54466-JD000 - gaba; 54467-BR00A - baya.

Ana yin musanya kamar haka:

1. an gyara motar a kan ɗagawa ko a kan mai kallo;
2. sanya sitiyarin a matsayin "daidai";
3. cire tsaka-tsakin tsaka-tsakin;
4. Cire kullin da ke tabbatar da haɗin injin tutiya da hinge;
5. cire kushin roba daga sashi;
6. cire fil fil;
7.  wargaza goyan bayan da ƙwallon;
8. subframe yana wargajewa;
9. yi amfani da drift ko guduma don cire saɓan daji.

Sa'an nan kuma shigar da sabon ɓangaren maye kuma a haɗa taron a juyi tsari.

Maye gurbin shuru tubalan na hannun dakatarwar gaba

Don maye gurbin masu keɓancewar rawar jiki na makamai na gaba, dole ne a shigar da injin a kan ɗagawa ko a kan mai kallon TV. Cire dabaran daga gefen da ake gyarawa.

Nisa:

1. kwance kwayar kwallon;
2. saki kwallon;
3. Cire kusoshi na keɓewar girgiza (na farko a gaba, sannan na baya);
4. cire lever;
5. danna tsohon mai keɓewar girgiza cikin latsa ko buga shi da mallet;
6. an danna sabon keɓewar vibration a ciki kuma an haɗa taron.