Aikin kejin ɗaukar kaya ya bambanta dangane da matsayin kejin ɗaukar kaya.

Kaza yana da wani muhimmin ɓangare na kazahaliAikinsa shine jagorantar da raba abubuwan birgima, rage gogayya tsakanin beyar, inganta da daidaita nauyin abubuwan birgima, da kuma inganta tasirin man shafawa na beyar. Ganin yadda beyar ta bayyana, ba lallai bane a tabbatar da cewa matsayin kejin beyar ya daidaita. Babban bambancin yana cikin hanyoyin jagora daban-daban na beyar yayin aiki.

Akwai nau'ikan hanyoyin jagora guda uku don aikin ɗaukar bearing: jagorar abubuwan birgima, jagorar zoben ciki da jagorar zoben waje. Hanyar jagora mafi yawan gaske ita ce jagorar abubuwan birgima.

Bearings inda kejin bear yake a tsakiyar abubuwan birgima sune jagororin abubuwan birgima, kuma kejin yana raba abubuwan birgima daidai gwargwado a wurare masu kewaye. Keken ba ya hulɗa ko karo da zoben ciki da na waje na bear. Keken yana karo ne kawai da birgima masu birgima don gyara motsin abubuwan birgima. Ga bearings da abubuwan birgima ke jagoranta, na farko, saboda kejin ba ya hulɗa da saman haƙarƙari na zoben ciki da na waje, a ƙarƙashin yanayi mai sauri, saurin juyawa na abubuwan birgima yana ƙaruwa kuma juyawar ta zama mara ƙarfi; na biyu, saboda wannan nau'in jagororin bearings Ƙaramin saman hulɗa, ƙarancin tasirin da kejin zai iya jurewa. Na uku, saboda babban gibi tsakanin saman hulɗar jagora na wannan nau'in bearings, yana da sauƙin kamuwa da tasirin tasiri da girgiza. Saboda haka, wannan nau'in bearings bai dace da yanayin babban gudu da nauyi ba, kuma bai dace da yanayin girgiza da nauyin tasiri ba.

Ga bearings da zoben waje ke jagoranta, kejin yana gefen abubuwan birgima kusa da zoben waje. Rarraba ne mara daidaituwa. Lokacin da bearings ke gudana, kejin na iya karo da zoben waje don gyara matsayin kejin. Idan aka kwatanta da bearings na waje, kejin bearings na ciki yana wurin inda abubuwan birgima suke kusa da zoben ciki. Lokacin da bearings ke gudana, kejin na iya karo da zoben ciki don gyara matsayin kejin. Idan aka kwatanta da bearings na waje, bearings na iya karo da zoben ciki don gyara matsayin kejin. Idan aka kwatanta da bearings na waje ko zoben ciki, bearings na waje ko zoben ciki suna da daidaito mafi girma kuma sun dace da yanayin aiki mai sauri, girgiza da manyan yanayi na aiki mai sauri.

Saboda tsarin jagorar bearing daban-daban, yanayin man shafawa da ya dace suma sun bambanta. Ga yawancin bearing da ake amfani da su a cikin injina, tunda saurin injin yana matsakaici ne, tsarin bearing da abubuwan birgima ke jagoranta galibi ana zaɓar shi kuma ana shafa masa mai. Duk da haka, don manyan yanayin girgiza ko nauyin tasiri, ana ba da shawarar zaɓar bearing na tsarin jagorar zobe na waje da yin gyare-gyare na musamman ga tsarin man shafawa.