Biyu Liyu Tapered Roller Bearings
Cikakkun bayanai
Bearings ɗin jeri biyu na iya ɗaukar nauyin axial na bidirectional yayin ɗaukar nauyin radial. Motsin axial na bidirectional na shaft ko gidaje na iya iyakancewa a cikin kewayon izinin axial mai ɗaukar nauyi.
Abubuwan nadi da aka ɗora sune bearings masu rabuwa, wato, zobba na ciki guda biyu, rollers da cages an haɗa su zuwa wani yanki mai zaman kansa, wanda za'a iya shigar dashi daban daga gaba ɗaya zoben tseren waje guda biyu (tare da sarari sarari). Zoben ciki na titin tsere biyu da rollers da keji suna samar da taro daban, wanda aka ɗora shi daban daga tseren tseren tseren waje guda biyu (tare da masu sarari).
Aikace-aikace
Irin wannan bearings yafi amfani a mota gaban ƙafafun, raya ƙafafun, watsa, bambance-bambancen, pinion shafts, inji kayan aiki spindles, yi inji, manyan noma kayan, Railway motocin, gear rage na'urorin, mirgina niƙa yi wuyansa kananan rage na'urorin, ciminti inji , Rotary kiln kayan aiki rike dabaran.
GIRMA
Girman girman girman ciki: 38mm ~ 1560mm
Matsakaicin girman diamita na waje: 70mm ~ 1800mm
Nisa girman kewayon: 50mm ~ 460mm
Daidaitaccen samfurin awo (Imperial) yana da matsakaicin daraja, P6 grade, P5 grade, P4 grade. Ga masu amfani da buƙatu na musamman, samfuran darajar P2 kuma za'a iya sarrafa su, kuma haƙurin yana cikin layi tare da GB/T307.1.
keji
Abubuwan nadi da aka ɗora gabaɗaya suna amfani da kejin kwando mai hatimi na ƙarfe, amma idan girman ya fi girma, ana kuma amfani da kejin ƙaƙƙarfan ginshiƙi na mota.
Prefix:
A cikin nau'in abin nadi na inci na F, ƙara "F" kafin lambar jerin ɗawainiya, yana nuna kejin ɗaukar nauyi.
G A cikin inch ɗin abin nadi, yana nufin mai ɗaukar sarari na ciki ko na waje
Hanyar wakilcin sarari ta ciki: ƙara "G-" a gaban lambar abubuwan da ke ɗauke da jerin inch
A cikin nau'ikan nadi na inch na K, zoben da ke ɗaure da abubuwa masu birgima ko zoben kawai an yi su da babban ƙarfe mai ɗaukar carbon chromium.
A cikin nau'ikan abin nadi na inch na K1, zoben masu ɗaukar nauyi da abubuwan birgima ko zoben kawai an yi su da 100CrMo7
A cikin nau'ikan abin nadi na inch na K2, zoben masu ɗaukar hoto da abubuwa masu juyawa ko zoben kawai an yi su da ZGCr15
R A cikin ƙwanƙolin abin nadi na inci, ƙara "R" kafin lambar jerin ɗawainiya don nuna alamar nadi.
Lambar gidan waya:
A: 1. Don madaidaicin abin nadi, kusurwar lamba a da diamita na layin dogo na waje D1 ba su dace da daidaitattun ƙasa ba. Idan akwai nau'i biyu ko fiye na a da D1 daban da ma'aunin ƙasa a cikin lambar, yi amfani da A da A1 bi da bi. , A2... ya nuna.
2. Jagoran zobe na waje.
A6 inch tapered abin nadi bearing taron chamfer bai dace da TIMKEN ba. Lokacin da akwai biyu ko fiye daban-daban busassun taro na TIMKEN a cikin lamba ɗaya, A61 da A62 suna wakilta.
B tapered bearings nadi, an ƙara kusurwar lamba (ƙara jerin kusurwa).
C haɗe tare da ɗigon abin nadi, lokacin da izinin axial bai dace da daidaitattun buƙatun ba, matsakaicin ƙimar izinin axial ana ƙara shi kai tsaye a bayan C.
/ CR wanda aka haɗa tare da ɗigon abin nadi, lokacin da akwai buƙatu don sharewar radial, ana ƙara matsakaicin ƙimar izinin radial a bayan CR.
D jeri biyu tapered nadi bearings, babu sarari sarari ko waje sarari, babu karshen fuska nika A cikin inch tapered abin nadi bearings, yana nufin biyu tseren tseren ciki zobe ko biyu tseren waje zobe.
/ DB Biyu tapered bearings for back-to-back hawa bi-biyu
/ DBY Biyu jeri guda maɗaɗɗen abin nadi don hawan baya-da-baya, tare da sarari na ciki kuma ba tare da sarari na waje ba.
/DF Biyu madaidaicin abin nadi bearings don hawa biyu fuska-da-fuska
D1 jeri biyu madaidaicin abin nadi, ba tare da sarari na ciki ba, fuskar ƙasa.
/HA zoben mirgina abubuwa da keji ko kawai zoben da abin birgima an yi su da injin narke mai ɗauke da ƙarfe.
/ HC ferrules da mirgina abubuwa ko kawai ferrules ko kawai nadi abubuwa da aka yi da carburized karfe (/HC-20Cr2Ni4A;/HC1-20Cr2Mn2MoA;/HC2-15Mn;/HC3-G20CrMo)
/HCE Idan ma'aunin awo ne, yana nufin cewa zoben da abubuwan birgima na ƙarfe ne masu inganci.
/HCER yana nufin idan kawai rollers a cikin ma'aunin ma'auni suna da ingancin carburized karfe.
/HCG2I yana nufin cewa zobe na waje da abubuwan birgima an yi su ne da karfen ƙarfe, kuma zoben ciki an yi shi da GCr18Mo.
/ HCI yana nuna cewa zobe na ciki an yi shi da ƙarfe na ƙarfe.
/ HCO yana nuna cewa zoben waje an yi shi ne da ƙarfe na ƙarfe.
/HCOI yana nufin cewa zobe na waje da zoben ciki kawai an yi su ne da karfen ƙarfe.
/HCOR yana nuna cewa zobe na waje da abubuwan birgima an yi su ne da ƙarfe na ƙarfe.
/ HCR: An nuna don rarrabe ƙayyadaddun ƙayyadaddun ƙayyadaddun, kawai abubuwan da aka yi birgima ana yin su ne da ƙarfe na ƙarfe.
Abubuwan da ke jujjuya zobe da cages ko kawai zoben da abubuwa masu birgima ana yin su da ƙarfe na ƙarfe na ƙarfe (karfe na soja)
/HG: ZGCr15 ne ya yi.
