Lokacin da ɗauka an ƙaddara abu, fasahar maganin zafi shine mabuɗin fasaha don ƙayyade rayuwar sabis na ɗauka. A kasarmu ɗauka masana'antu, da masana'antu daidaito na ɗaukas ya kai matakin kasashen waje, amma daidaiton amfani yana da nisa a bayan kasashen waje; rayuwar da ɗaukas ba za a iya kwatanta da kasashen waje. Kasuwar manyan bearings na asali suna mamaye da masana'antun ketare. Ingancin maganin zafi na sassa masu ɗaukar nauyi kai tsaye yana shafar daidaito da rayuwar ɗaukar nauyi. A zafi jiyya na bearings a cikin ƙasata ya fara marigayi, amma na al'ada zafi magani na bearings ya ci gaba da sauri a cikin shekaru goma da suka wuce, da zafi magani na bearings tare da talakawa daidaici da kuma general rayuwa iya cikakken gane taro samar.

Na dogon lokaci, maganin zafi na high carbon chromium bearings rungumi dabi'ar martensite quenching + low zafin jiki tempering, da bainite quenching da tempering tsari ne kawai amfani a cikin filayen na Railway fasinja motoci da wasu mirgine niƙa bearings. Ƙaƙƙarfan chromium-carbon bearings na ƙasashen waje ba su da iyaka ga gabaɗaya quenching, kuma gyare-gyaren saman yana kan manyan nau'ikan chromium na carbon don cimma samarwa da yawa. Gyaran sararin sama ya haɗa da ƙarancin zafin jiki na ion, carbonitriding, ion nitriding, shafi na sama, dasa ion, da kuma maganin zafi mai ƙarfi na Laser. Ƙarƙashin zafi mai zafi zai iya inganta lubricating da kai da kuma rage juzu'i na juzu'i; carbonitriding, ion nitriding, da dai sauransu na iya ƙara taurin saman kuma ƙara juriya na lalacewa.

Ci gaban fasaha na tsari mai ɗaukar nauyi yana nunawa a cikin ceton makamashi da daidaiton zafin jiki. Sharar da zafi amfani da annealing, biyu-Layi-Layi-Layi biyu-Layi-Layi biyu-Layi-Layi biyu-Layi-Layi-Layi-Layi-Layi-Layi-Annealing Annealing tanderun da aka karɓa a batches a cikin masana'antu. An inganta ingancin annealing a fili, kuma annealing ya zama iri ɗaya. A lokaci guda, ajiyar makamashi yana da akalla 25% idan aka kwatanta da baya, kuma mafi ƙarancin zai iya kaiwa 110 digiri / t. Amfani da wutar lantarki yana daidai da na ƙasashen waje. Duk da haka, har yanzu akwai wani tazara tsakanin matakin gyare-gyaren tsarin bayan annealing da kuma kasashen waje. Gyarawa da daidaituwa na carbides suna da tasiri akan rayuwar sabis na ɗaukar nauyi. Bayan daukewa ƙirƙira, tsarin gyare-gyare guda ɗaya da tsarin gyare-gyare sau biyu kuma an yi amfani da su a ƙasashen waje. Babu aikace-aikacen rukunin masana'antu a China. Akwai kamfanoni da ke yin wannan aikin. An yi kiyasin cewa nan ba da dadewa ba za a samu ci gaban fasaha. A cewar rahotanni, tsarin gyare-gyare sau biyu Canje-canje na iya ƙara rayuwar ɗaukar nauyi fiye da sau 1. Duk da haka, tsarin gyare-gyare sau biyu yana da haɗari, kuma maɓallin fasaha na tsarin ya karya. Ayyukan masana'antu suna ci gaba, kuma za a haɓaka tsarin gyare-gyare sau biyu a cikin manyan bearings a nan gaba. Tsarin gyare-gyaren sau biyu ba zai iya ƙara yawan rayuwa kawai ba, amma har ma inganta yanayin kwanciyar hankali na aikin haɓaka. A lokaci guda, zai iya ba da cikakken wasa ga kayan kayan abu da adana kayan abu.

Bainite quenching yana samar da ƙananan tsarin bainite tare da ingantaccen tasiri mai ƙarfi. Idan aka kwatanta da martensite, bainite yana da tasiri mafi tasiri, ƙarfin karyewa da kwanciyar hankali, amma taurinsa ya fi ƙasa da martensite. An yi nasarar yin amfani da babban sinadarin chromium mai ɗaukar ƙarfe bainite quenching a cikin layin dogo da sauran masana'antu, kuma ya sami fa'ida mai kyau.

Hanyoyin da ake amfani da su na carburizing da carbonitriding na ƙarfe mai ɗaukar carbon chromium sun girma a ƙasashen waje, kuma wasu masana'antun cikin gida sun shiga ciki. Carburizing da carbonitriding high-carbon chromium bearings ana amfani da su a cikin manyan motoci, manyan babura da madaidaicin kayan aikin inji. Wadannan kasuwanni yanzu yawancin kasashen waje sun mamaye su, kuma wannan kasuwa tana da makoma mai haske. Ƙarfe na chromium mai ɗaukar ƙarfe mai ɗaukar nauyi da carbonitriding na iya tsawaita rayuwar sabis na ɗaukar nauyi.

Fasahar dasa ion ta kasance a cikin gyare-gyaren yanayi na kusan shekaru 20. Yana iya inganta gogayya na substrate. Sawa, lalata da sauran kaddarorin sinadarai sabuwar fasaha ce mai ma'ana don gyare-gyaren kayan. Akwai ayyukan masana'antu a ƙasashen waje, kuma cikin gida har yanzu yana cikin matakin dakin gwaje-gwaje.

Waɗannan fasahohin gyare-gyaren saman na iya ƙara haɓaka rayuwar sabis na bearings kuma sun cancanci haɓakawa a cikin maganin zafi na cikin gida. A lokaci guda kuma, fasahar gyare-gyaren sararin samaniya na ƙarfe mai ɗaukar carbon chromium yana da mahimmanci ga ceton makamashi da rage yawan amfani. Yin amfani da yuwuwar kayan aiki zuwa iyaka shine mafi girman ceton makamashi da rage yawan amfani; ita ce hanya mafi kyau don adana albarkatu. Fasahar magance zafi ita ce hanya mafi kyau don haɓaka yuwuwar kayan.

Madaidaicin fasahar maganin zafi na bearings kuma yana haɓakawa a cikin kyakkyawan shugabanci. Madaidaicin zafin jiki na tanderu da matsakaicin sanyaya mai sarrafawa yana tabbatar da cewa rarraba girman girman bayan an rage shi, amma farashin yana da girma, wanda ke da wahala ga kamfanoni na yau da kullun su cimma. Wani nau'in ƙayyadaddun tsari na kashewa ya sami nasarar haɓakawa a cikin masana'antar ɗaukar nauyi, kuma tasirin sarrafa nakasawa ya fi kyau. Nau'in-iyakance quenching ya bambanta da mutuƙar kashewa bayan carburizing. Ƙarfe mai ɗauke da chromium mai girma-carbon bai dace da kashe-ƙushewa ba, kuma kashe-ƙushe yana yiwuwa ga tabo mai laushi da tsarin da bai dace ba; Ƙayyadadden nau'in quenching yana ɗaukar free quenching a cikin mai sama da 300 ℃, 300 ℃ Wadannan ƙwayoyin cuta suna iyakance ga sanyaya.

A takaice, hanyar ci gaba na ɗaukar fasahar maganin zafi shine aiwatar da iyakokin kayan aiki, adana albarkatun ƙasa, da rage gurɓataccen hayaki.

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