Cikakken bayani game da nau'ikan bearings da aka rarraba ta hanyar halayen amfani
Cikakken bayani game dahalinau'ikan da aka rarraba ta hanyar halayen amfani
Dangane da yanayin aiki daban-daban da buƙatun amfani, ana iya raba bearings zuwa rukuni masu zuwa:bearings masu zafi mai yawa, bearings masu ƙarancin zafin jiki, bearings masu jure tsatsa, bearings masu jure sulfur, bearings masu hana maganadisu, bearings masu tsotsa, bearings masu shafawa kai, bearings na yumbu da bearings masu saurin gudu.
Ya dace da aikace-aikace masu yanayin zafi sama da 120°C, kuma ana amfani da shi sosai a cikin injunan aerojet, na'urorin sarrafa atomic, bututun X-ray, kayan aikin kera semiconductor, da kayan aikin narkewa, shafawa da kuma na'urorin lantarki.
An ƙera shi don yanayin zafi mai ƙarancin ƙasa da -60°C, kamar famfunan LNG, famfunan ruwa na nitrogen/hydrogen, famfunan butane, na'urorin tura ruwa a cikin sararin samaniya da makamai masu linzami. Tsarin da aka saba amfani da shi shine bearings na ƙwallo mai zurfi a jere ɗaya da bearings na silinda.
3. Bearings masu jure lalata
Ana amfani da shi a wuraren da ke da danshi ko gurɓata muhalli, kamar su ruwan teku, tururi da kuma muhallin acid-alkali. Yawanci ana yin sa ne da kayan ƙarfe na bakin ƙarfe (kamar 9Cr18 da 9Cr18Mo), kuma galibi ana yin kejin ne da tagulla mai nauyin 0Cr19Ni9 ko beryllium; Ana amfani da ƙarfe mai yawan zafin jiki kamar Cr14Mo4 a wurare masu yawan zafin jiki; Ga manyan bearings, ƙarfe mai yawan zafin jiki (kamar 1Cr13 da 2Cr13) galibi ana yin su ne da maganin nitriding na saman.
4. Bearings masu jure wa sulfur
Ga hydrogen sulfide (H? S) na yanayin iskar gas mai tsauri. Karfe mai ɗaukar nauyi na yau da kullun yana da sauƙin lalacewa saboda gurɓataccen hydrogen ko lalatawar lantarki, don haka ya zama dole a yi amfani da bearings na musamman da aka yi da ƙarfe nickel-chromium kamar 00Cr40Ni55A13, amma taurinsa (51~55HRC) ya ɗan yi ƙasa kaɗan, ƙarfin ɗaukar nauyi yana da iyaka, kuma ana buƙatar kulawa ta musamman ga ingancin saman lokacin amfani.
5. Bearings masu hana maganadisu
An yi shi da kayan da ba na maganadisu ba, yana da ƙarancin damar shiga kuma ya dace da amfani a cikin muhalli masu ƙarfi na filin maganadisu. Tagulla na Beryllium (QBe2) abu ne da aka saba amfani da shi wanda yake da ƙarfi mai kyau, sassauƙa, juriyar lalacewa da juriyar tsatsa, kuma ana amfani da shi sosai a cikin yanayi, ruwan teku da sauran muhalli.
6. Ɗaukin injin tsotsa
Ana amfani da shi a yanayin injin mai ƙarfi (matakin injin ya fi 1.33Pa), kuma ana amfani da shi sosai a cikin kayan aikin sararin samaniya, bututun X-ray, magnetrons da sauran aikace-aikace. Tsarin da aka saba amfani da shi shine bearings na ƙwallon da ke da zurfin rami ko bearings na ƙwallon da ke da kusurwa, waɗanda galibi ana yin su da kayan ƙarfe kamar ƙarfe mai ɗaukar GCr15 ko 9Cr18, kuma ana amfani da sabbin ƙarfe kamar G60 a wasu lokutan injin mai matsin lamba mai ƙarfi.
7. Bearings masu shafa mai kai
Yana da tsarin shafawa a ciki kuma baya buƙatar tsarin shafawa na waje. Gine-gine na yau da kullun sun haɗa da bearings na ƙwallon hulɗa na layi ɗaya mai kusurwa ɗaya da bearings na radial short cylindrical don kayan aiki inda man shafawa ke da iyaka ko kuma yana da wahalar kulawa.
Daidaita da yanayin aiki mai tsauri, kamar babban gudu, zafin jiki mai yawa, ƙarancin zafin jiki, tsatsa mai ƙarfi, ƙarfin filin maganadisu, injin tsotsa da yanayin matsin lamba mai yawa. Ya dace da aikace-aikacensa na zamani saboda ƙarfin ɗaukar nauyi mai yawa, juriyar zafi mai kyau, babban gudu, ƙarancin gogayya, tsawon rai, juriyar tsatsa da kuma kyakkyawan rufin lantarki.
9. Bearings masu sauri
Ya dace da ƙimar Dm·n da ta wuce 1.0×10 mm·r/min (Dm shine matsakaicin diamita na abin birgima, n shine saurin zoben ciki). A halin yanzu, ƙimar ta wuce 3.0×10, har ma ta kai 3.5×10, wanda ake amfani da shi sosai a cikin kayan aikin injina masu sauri, jiragen sama da kayan aiki masu daidaito.
Lokacin Saƙo: Yuni-03-2025
