Kayayyakin jujjuyawar sun haɗa da kayan don jujjuya sassa da cages, rivets da sauran kayan taimako.

Rolling bearings da sassansu galibi an yi su ne da ƙarfe.Mirgina karafa yawanci babban carbon chromium karfe da carburized karfe.Tare da ci gaban kimiyya da fasaha na zamani da kuma karuwar amfani da na'ura mai kwakwalwa, abubuwan da ake bukata don bearings suna karuwa da girma, kamar daidaitattun daidaito, tsawon rai da babban abin dogaro.Don wasu nau'ikan maƙasudi na musamman, ana kuma buƙatar kayan ɗamara don samun kaddarorin juriya na zafin jiki, juriyar lalata, mara maganadisu, zafin jiki mara ƙarfi, da juriya na radiation.Bugu da ƙari, kayan ɗamara kuma sun haɗa da kayan gami, ƙarfe mara ƙarfe da kayan da ba na ƙarfe ba.Bugu da kari, ana amfani da berayen da aka yi da kayan yumbu a yanzu a cikin motoci, motoci, hanyoyin karkashin kasa, jirgin sama, sararin samaniya, sinadarai da sauran fannoni.

Abubuwan buƙatun buƙatun mirgina don kayan sun dogara da yawa akan aikin aiki na ɗaukar nauyi.Ko zaɓin kayan da aka yi don mirgina bearings ya dace zai sami babban tasiri akan aikinsa da rayuwarsa.Gabaɗaya, babban nau'ikan gazawar nau'ikan birgima shine gajiyawar gajiya a ƙarƙashin aikin madaidaicin ɗanɗano, da kuma asarar daidaito saboda gogayya da lalacewa.Bugu da ƙari, akwai kuma tsagewa, ɓarna, tsatsa da wasu dalilai waɗanda ke haifar da mummunar lalacewa ga abin da ba a saba ba.Saboda haka, ya kamata a yi juriya ga nakasar filastik, ƙarancin juzu'i da lalacewa, daidaiton juyi mai kyau, daidaito mai kyau da kwanciyar hankali, da tsawon rayuwar gajiyar hulɗa.Kuma yawancin kaddarorin an ƙaddara su ta hanyar kayan aiki da hanyoyin magance zafi.

Tun da ainihin buƙatun kayan aikin birgima an ƙaddara ta hanyar lalacewar bearings, kayan da ake buƙata don kera bearings yakamata su sami kaddarorin masu zuwa bayan wani magani mai zafi a cikin tsari na gaba:

Ƙarfin gajiya mai girma

Rashin gajiyawar tuntuɓa shine babban nau'in gazawar al'ada.Lokacin da jujjuyawar ke aiki, abubuwan da ke jujjuyawa suna jujjuya tsakanin hanyoyin tsere na zoben ciki da na waje na abin ɗauri, kuma ɓangaren lamba yana ɗaukar nauyin musanyawa na lokaci-lokaci, wanda zai iya kaiwa ɗaruruwan dubbai a cikin minti ɗaya.Karkashin aikin maimaitawar danniya na lokaci-lokaci, fuskar tuntuɓar gajiya yana faruwa.Lokacin da na'urar na'urar ta fara barewa, zai haifar da rawar jiki da haɓaka amo, kuma zafin aiki zai tashi sosai, yana haifar da lalacewa.Irin wannan lalacewa ana kiransa lalacewar gajiya ta sadarwa.Don haka, ana buƙatar ƙarfe don mirgina bearings don samun ƙarfin gajiya mai ƙarfi.

b Babban juriya abrasion

Lokacin da jujjuyawar ke aiki akai-akai, ban da jujjuyawar juzu'i, tana kuma tare da zamewar gogayya.Babban sassa na zamewa gogayya su ne: lamba surface tsakanin mirgina kashi da tseren tsere, da lamba surface tsakanin mirgina kashi da keji aljihun keji, tsakanin keji da zobe jagorar hakarkarinsa, da nadi karshen saman nadi da kuma zobe jagora Jira jira. tsakanin bangon gefe.Kasancewar gogayya ta zamewa a cikin birgima babu makawa yana haifar da lalacewa na sassa.Idan juriyar lalacewa ta ƙarfe mai ɗaukar nauyi ba ta da kyau, jujjuyawar za ta rasa daidaiton sa da wuri saboda lalacewa ko rage daidaiton jujjuyawar, wanda hakan zai ƙara girgiza ƙarfin ƙarfin kuma ya rage rayuwarsa.Sabili da haka, ana buƙatar ƙarfe mai ɗaukar nauyi don samun juriya mai girma.

c high na roba iyaka

Lokacin da na'ura mai juyi yana aiki, saboda wurin hulɗa tsakanin nau'in mirgina da hanyar tseren zobe yana da ƙananan, matsi na lamba na lamba yana da girma sosai lokacin da nauyin ke cikin kaya, musamman a ƙarƙashin yanayin babban kaya.Don hana nakasar filastik fiye da kima a ƙarƙashin babban matsin lamba, asarar daidaiton ɗaukar hoto ko fashewar ƙasa, ana buƙatar ƙarfe mai ɗaukar nauyi don samun babban iyaka na roba.

d Taurin da ya dace

Taurin yana ɗaya daga cikin mahimman alamun jujjuyawa.Yana da dangantaka ta kud-da-kud tare da haɗin gwiwar abu ƙarfin gajiya, juriya, da iyakoki na roba, kuma kai tsaye yana rinjayar rayuwar birgima.Ƙaƙƙarfan ƙuri'a yawanci ana ƙaddara ta yanayin yanayin yanayin ɗaukar nauyi da girman girman, girman ɗaukar hoto da kaurin bango.Ƙaƙƙarfan ƙarfe mai jujjuyawa ya kamata ya dace, babba ko ƙarami zai shafi rayuwar sabis na ɗaukar nauyi.Kamar yadda muka sani, manyan hanyoyin gazawar birgima sune lalacewar gajiyar lamba da asarar daidaito saboda rashin juriya mara kyau ko rashin kwanciyar hankali;idan ɓangarorin masu ɗaukar nauyi ba su da wani ƙayyadaddun ƙaƙƙarfan ƙaƙƙarfan ƙarfi, za a yi su da karyewar karyewa lokacin da aka yi babban tasiri.Lalacewar abin hawa.Sabili da haka, dole ne a ƙayyade ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun halin da ake ciki da kuma hanyar lalacewa.Don asarar daidaiton ɗaukar nauyi saboda ƙarancin gajiya ko juriya mara kyau, yakamata a zaɓi taurin mafi girma don ɗaukar sassan;don bearings wanda ke da nauyin babban nauyin tasiri (kamar na'ura mai juyayi: bearings, railway bearings da wasu na'urorin mota, da dai sauransu), ya kamata a rage su yadda ya kamata Taurin yana da mahimmanci don inganta taurin ɗaukar nauyi.

e wani tasiri tauri

Yawancin ƙwanƙwasa masu jujjuyawa za a yi amfani da su zuwa wani nauyin tasiri yayin amfani, don haka ana buƙatar ƙarfe mai ɗaukar nauyi don samun ƙayyadaddun ƙaƙƙarfan ƙarfi don tabbatar da cewa ba a lalacewa ba saboda tasiri.Don bearings waɗanda ke jure babban nauyin tasiri, kamar na'urorin niƙa, na'urorin jirgin ƙasa, da sauransu, ana buƙatar kayan don samun ƙarancin tasiri mai ƙarfi da taurin karye.Wasu daga cikin waɗannan bearings suna amfani da bainite quenching tsarin kula da zafi, wasu kuma suna amfani da kayan ƙarfe na carburized.Tabbatar cewa waɗannan bearings suna da mafi kyawun juriya da ƙarfi.

f Kyawawan kwanciyar hankali

Girgizawar juzu'i daidaitattun sassa ne na inji, kuma ana ƙididdige daidaitonsu a cikin mitoci.A cikin aiwatar da adanawa da amfani na dogon lokaci, canje-canje a cikin ƙungiyar cikin gida ko canje-canje a cikin damuwa zai haifar da girman ɗaukar nauyi ya canza, haifar da ɗaukar nauyi don rasa daidaito.Sabili da haka, don tabbatar da daidaiton girman girman, ƙarfin ƙarfe ya kamata ya sami kwanciyar hankali mai kyau.

g Kyakkyawan aikin rigakafin tsatsa

Rolling bearings suna da matakai na samarwa da yawa da kuma tsayin daka na samarwa.Wasu sassan da aka gama da su ko kuma sun ƙare suna buƙatar adana na dogon lokaci kafin haɗuwa.Sabili da haka, sassan masu ɗaukar nauyi suna da haɗari ga wani nau'i na lalata yayin aikin samarwa ko a cikin ajiyar kayan da aka gama.Yana cikin iska mai danshi.Don haka, ana buƙatar ƙarfe mai ɗaukar nauyi don samun juriya mai kyau.

h Kyakkyawan aikin aiwatarwa

A cikin tsarin samar da birgima, sassansa dole ne su bi ta hanyoyin sarrafa sanyi da zafi da yawa.Wannan yana buƙatar cewa ƙarfe mai ɗaukar nauyi ya kamata ya sami kyawawan kaddarorin aiwatarwa, irin su kaddarorin sanyi da zafi, yankan, aikin niƙa da aikin jiyya na zafi, da dai sauransu, don saduwa da buƙatun mirgina taro mai ƙarfi, ingantaccen inganci, ƙarancin farashi da samar da inganci mai inganci. .

Bugu da ƙari, don bearings da aka yi amfani da su a ƙarƙashin yanayin aiki na musamman, ban da abubuwan da aka ambata a sama, dole ne a gabatar da bukatun aiki na musamman don karfe da aka yi amfani da su, kamar ƙarfin zafi mai zafi, babban aikin gudu, juriya na lalata da aikin antimagnetic.