Bearings na Na'urar Nada Mai Lanƙwasa Biyu
Cikakkun bayanai
Bearings masu layi biyu masu layi biyu na iya ɗaukar nauyin axial masu jagora biyu yayin ɗaukar nauyin radial. Motsin axial mai jagora biyu na shaft ko gidan za a iya iyakance shi a cikin kewayon sharewar axial na bearing.
Bearings masu tauri sune bearings masu rabawa, wato, zobba biyu na ciki, na'urori masu juyawa da keji an haɗa su zuwa wani abu mai zaman kansa, wanda za'a iya sanyawa daban da zoben waje na hanyar tsere biyu (tare da na'urar girkawa ta ciki). Zoben ciki na hanyar tsere biyu da na'urori masu juyawa da keji suna samar da wani taro daban, wanda aka sanya daban da tseren waje na hanyar tsere guda biyu (tare da na'urori masu juyawa ta waje).
Aikace-aikace
Ana amfani da irin waɗannan bearings galibi a cikin ƙafafun gaba na mota, ƙafafun baya, watsawa, bambance-bambance, shafts na pinion, sandunan kayan aikin injin, injinan gini, manyan injunan noma, motocin jirgin ƙasa, na'urorin rage gear, na'urorin rage ƙananan na'urorin rage gudu na injin birgima, injinan siminti, ƙafafun riƙe kayan aikin kiln na Rotary.
GIRMA
Girman diamita na ciki: 38mm ~ 1560mm
Girman diamita na waje: 70mm ~ 1800mm
Girman faɗin: 50mm ~ 460mm
Daidaiton samfurin Metric (Imperial) yana da matsakaicin daraja, matakin P6, matakin P5, da kuma matakin P4. Ga masu amfani da buƙatu na musamman, ana iya sarrafa samfuran P2, kuma haƙurin ya yi daidai da GB/T307.1.
keji
Bearings masu tauri galibi suna amfani da kejin kwandon da aka buga da ƙarfe, amma idan girman ya fi girma, ana amfani da kejin ginshiƙi mai ƙarfi da aka yi da mota.
Karin bayani:
A cikin bearings na nadi mai tauri inci F, ƙara "F" kafin lambar jerin bearings, yana nuna kejin bearings
G a cikin inci mai taurare mai kauri, yana nufin mai ɗaukar sarari na ciki ko mai ɗaukar sarari na waje
Hanyar wakiltar mai saka spacer na ciki: ƙara "G-" kafin lambar sassan da ke ɗauke da jerin inci
A cikin bearings na nadi mai tapered inch K, zoben bearing da abubuwan birgima ko kuma zoben kawai an yi su ne da ƙarfe mai ɗauke da sinadarin carbon chromium mai yawa.
A cikin bearings na nadi mai kauri inci 1, zoben ɗaukar nauyi da abubuwan birgima ko kuma zoben kawai an yi su ne da 100CrMo7.
A cikin bearings na nadi mai kauri inci 2, zoben ɗaukar nauyi da abubuwan birgima ko kuma zoben kawai an yi su ne da ZGCr15.
R a cikin inci mai kauri mai kauri, ƙara "R" kafin lambar jerin bearings don nuna masu kauri masu kauri
Lambar akwatin gidan waya:
A: 1. Ga bearings masu tauri, kusurwar hulɗa a da diamita na hanyar tseren waje D1 ba su dace da ma'aunin ƙasa ba. Idan akwai nau'ikan a guda biyu ko fiye da D1 da suka bambanta da ma'aunin ƙasa a cikin lambar, yi amfani da A da A1 bi da bi. , A2... yana nuna.
2. Jagorar zoben waje.
Chamfer ɗin haɗa bearing bearing mai tapered inci 6 bai yi daidai da TIMKEN ba. Idan akwai chamfers ɗin haɗa TIMKEN busasshe guda biyu ko fiye a cikin lambar iri ɗaya, ana wakilta su da A61 da A62.
B bearings masu taurare, kusurwar hulɗa tana ƙaruwa (ƙara jerin kusurwa).
C tare da bearings masu tapered nadi, lokacin da sharewar axial bai cika buƙatun da aka saba ba, matsakaicin ƙimar sharewar axial ɗin ana ƙara shi kai tsaye a bayan C.
/CR tare da bearings masu tapered, idan akwai buƙatar share radial, matsakaicin ƙimar share radial ana ƙara shi a bayan CR.
D bearings masu layi biyu masu layi biyu, babu mai sarari na ciki ko mai sarari na waje, babu niƙa fuska ta ƙarshe. A cikin bearings masu zagaye inci, yana nufin zoben ciki na hanyar tsere biyu ko zoben waje na hanyar tsere biyu.
/DB Bearings masu zagaye biyu don hawa baya-da-baya a cikin nau'i biyu
/DBY Bearings guda biyu masu layi ɗaya don hawa baya-da-baya, tare da na'urar spacer ciki kuma ba tare da na'urar spacer waje ba.
/DF Bearings masu zagaye biyu masu kauri don hawa fuska da fuska
Bearing ɗin nadi mai layi biyu na D1, ba tare da mai raba sarari na ciki ba, fuskar ƙasa.
/Ha abubuwan birgima na zobe da keji ko kuma kawai zoben da abubuwan birgima an yi su ne da ƙarfe mai narkewa mai injin ɗagawa.
/Hc ferrules da abubuwan birgima ko kawai ferrules ko kawai abubuwan birgima an yi su ne da ƙarfe mai ƙarfe (/HC-20Cr2Ni4A;/HC1-20Cr2Mn2MoA;/HC2-15Mn;/HC3-G20CrMo)
/HCE Idan bearing ne na ma'auni, yana nufin cewa zoben da abubuwan birgima ƙarfe ne mai inganci.
/HCER yana nufin idan kawai na'urorin juyawa a cikin bearing ɗin ƙarfe masu inganci ne.
/HCG2I yana nufin cewa zoben waje da abubuwan birgima an yi su ne da ƙarfe mai kauri, kuma zoben ciki an yi shi ne da GCr18Mo.
/HCI yana nuna cewa zoben ciki an yi shi ne da ƙarfe mai kauri.
/HCO yana nuna cewa zoben waje an yi shi ne da ƙarfe mai kauri.
/HCOI yana nufin cewa zoben waje da zoben ciki ne kawai aka yi su da ƙarfe mai kauri.
/HCOR yana nuna cewa zoben waje da abubuwan birgima an yi su ne da ƙarfe mai kauri.
/HCR: An nuna don bambanta takamaiman bayani ɗaya, abubuwan birgima kawai an yi su ne da ƙarfe mai kauri.
/HE abubuwan birgima na zobe da keji ko kuma kawai zoben da abubuwan birgima an yi su ne da ƙarfe mai narkewa na electroslag (ƙarfe na soja)
/HG: An yi ta ZGCr15.
