Juyi Guda Daya Tapered Roller Bearings Metric System (Inch System)
fasali samfurin:
Zobba na ciki da na waje na nadi da aka ɗora suna da madaidaitan hanyoyin tsere, kuma ana shigar da rollers a tsakanin hanyoyin tsere. Idan an tsawaita farfajiyar da aka ɗora, a ƙarshe za ta haɗu zuwa wuri ɗaya akan axis. Ana amfani da ɗigon abin nadi da aka yi amfani da su don ɗaukar nauyin radial da axial ɗin da aka haɗa galibi bisa nauyin radial. Ƙaƙwalwar axial da ke ɗauke da ƙarfin ɗawainiya an ƙaddara ta kusurwar lamba. Mafi girman girman nauyin ɗaukar nauyi, mafi girman ƙarfin ɗaukar nauyin axial. Ƙaƙwalwar abin nadi mai ɗorewa shine nau'i mai banƙyama, wato, zobe na ciki, abin nadi da keji suna haɗuwa a cikin wani yanki mai zaman kansa, wanda za'a iya raba shi da zobe na waje. Shigar.
Irin wannan nau'i na iya ƙayyade ƙaurawar axial na gefe ɗaya na shaft ko sutura, kuma ba ya ƙyale shingen ya karkata zuwa ga rami na casing. A ƙarƙashin aikin nauyin radial, za a samar da ƙarin ƙarfin axial. Sabili da haka, gaba ɗaya a cikin beyar biyu na ɗaukar, zobe waje da zobe na ciki ya sanya a gaban fuskar ƙarshen.
Layi guda ɗaya da aka ɗora nadi zai iya iyakance ƙaurawar axial na shaft ko gidaje a hanya ɗaya, kuma yana ɗaukar nauyin axial a hanya ɗaya. Ƙarƙashin aikin nauyin radial, ƙarfin axial da aka samar a cikin maɗaurin dole ne a daidaita shi. Ya kamata a ɗaura duka bearings fuska da fuska ko baya da baya.
Aikace-aikace:
Irin waɗannan bearings galibi ana amfani da su a cikin ƙafafun gaba na mota, ƙafafun baya, watsawa, bambance-bambance, ginshiƙan pinion, kayan aikin injin, injin gini, manyan injinan noma, motocin jirgin ƙasa, na'urorin rage gear, da na'urar mirgine mirgine wuyan ƙananan na'urori.
Tsawon girman:
Girman girman girman ciki: 20mm ~ 1270mm
Girman girman girman waje: 42mm ~ 1465mm
Nisa girman kewayon: 15mm ~ 240mm
Haƙuri: Metric tapered roller bearings suna da juriya na gaba ɗaya, kuma suna iya samar da samfuran haƙuri na P6X, P6, P5, P4, P2,
inch tapered nadi bearings suna da gaba ɗaya haƙuri, kuma CL2, CL3, CLO, CL00 samfuran haƙuri kuma ana samun su akan buƙata.
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.
/ 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
/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.
Zobba da abubuwa masu birgima ko zoben kawai ana yin su ne da wasu ƙarfe masu ɗaukar nauyi (/HG-5GrMnMo;/HG1-55SiMoVA;/HG2-GCr18Mo;/HG3-42CrMo;/HG4-GCr15SiMn).
/HG2CR yana nufin cewa ferrule ɗin an yi shi ne da GCr18Mo, kuma abubuwan birgima an yi su ne da ƙarfe mai kauri.
Idan /HG2 wani nau'in radial ne, yana nufin cewa zoben ciki an yi shi da GCr18Mo, kuma zobe na waje da abubuwan birgima ana yin su da GCr15;
/HG20 yana nuna cewa zoben waje an yi shi da GCr18Mo.
An yi hannun rigar / HN da zafi mai jurewa (/HN-Cr4Mo4V;/HN1-Cr14Mo4;/HN2-Cr15Mo4V;/HN3-W18Cr4V).
/HP Rings da abubuwan birgima an yi su da tagulla na beryllium ko wasu kayan anti-magnetic. Lokacin da aka canza kayan, ana nuna ƙarin lambobi.
/HQ zobba da mirgina abubuwa an yi su ne da ƙarancin amfani da kayan (/HQ-roba; / HQ1-ceramic gami).
/ HU Ring abubuwa masu jujjuyawa da keji ko kawai zoben da abubuwan birgima ana yin su da bakin karfe mara ƙarfi 1Cr18Ni9Ti.
/ HV zoben mirgina abubuwa da keji ko kawai zobba da mirgina abubuwa an yi su da taurin bakin karfe (/ HV-9).
K taper bore bearing, taper 1:12.
K30 tapered ƙugiya hali, taper 1:30.
P mai ɗauke da daidaiton darajar, sai lamba don wakiltar takamaiman ƙimar darajar
R bearing waje zobe yana da haƙarƙari tasha (flange outer zobe)
-Rs bearing yana da kwarangwal ɗin roba (nau'in lamba) a gefe ɗaya.
Ƙaƙwalwar RS1 tana da kwarangwal ɗin roba mai rufewa (nau'in lamba) a gefe ɗaya, kuma kayan zoben hatimin roba ne.
-RS2 bearing yana da kwarangwal ɗin rubber sealing (nau'in lamba) a gefe ɗaya, kuma kayan zoben hatimin roba ne.
-2RS Bearings tare da hatimin RS a bangarorin biyu.
-2RS1 Bearings tare da hatimin RS1 a bangarorin biyu.
-2RS2 Bearings tare da hatimin RS2 a bangarorin biyu
Rikicin RZ tare da hatimin roba kwarangwal a gefe guda (nau'in mara lamba)
-2RZ bearings tare da hatimin RZ a bangarorin biyu
S martensitic quenching.
/SP babban madaidaicin daraja, juriyar juriya daidai yake da aji na 5, kuma daidaiton juyawa yayi daidai da sa 4.
/S0 bearing zobba suna fushi a high zafin jiki, da kuma aiki zafin jiki iya isa 150 ℃.
Zazzage zobe mai ɗaukar nauyi / S1 yana da zafi sosai, kuma zafin aiki na iya kaiwa 200 ℃.
Zazzage zobe mai ɗaukar nauyi / S2 yana da zafi sosai, kuma zafin aiki na iya kaiwa 250 ℃.
/S3 bearing zobba suna fushi a high zafin jiki, da kuma aiki zafin jiki iya isa 300 ℃.
Zazzage zobe mai ɗaukar nauyi / S4 yana da zafi sosai, kuma zafin aiki na iya kaiwa 350 ℃.
sC Rufin radial.
Lokacin da madaidaicin tsayin madaidaicin abin nadi mai ɗamara mai ɗamara T bai cika madaidaitan buƙatun ba, tsayin tsayin dacewa yana haɗe kai tsaye zuwa bayan T.
V cikakken madaidaicin abubuwan birgima (ba tare da keji ba)
X1 cikakkun abubuwan da ke jujjuyawa (ba tare da keji ba)
X2 diamita na waje ba daidai ba ne.
Faɗin X3 (tsawo) ba daidai ba ne.
X4 diamita na waje, nisa (tsawo) mara misali (misali diamita na ciki) diamita na ciki yana zagaye da ba daidai ba, lokacin da girman diamita na ciki ba lamba bane, kuma akwai wurare biyu ko fiye da ƙima, yi amfani da tebur X4.
Nuna zagaye.
-XRS mai ɗaukar abin nadi mai jeri huɗu tare da hatimai da yawa (fiye da hatimai biyu)
Y: Y da wani harafi (misali YA, YB) ko haɗin lambobi ana amfani da su don gano sauye-sauye marasa tsari waɗanda ba za a iya bayyana su ta hanyar da ke akwai ba. Tsarin YA yana canzawa.
Wurin waje na YA1 mai ɗaukar zobe na waje ya bambanta da ƙirar ƙira.
Ramin ciki na zobe na ciki na YA2 bearing ya bambanta da daidaitattun ƙira.
Ƙarshen fuska na zoben ɗaukar hoto na YA3 ya bambanta da ƙirar ƙira.
Titin tseren zoben ɗaukar hoto na YA4 ya bambanta da ƙirar ƙira.
YA5 abubuwan mirgina sun bambanta da daidaitaccen ƙira.
Chamfer ɗin taro mai ɗauke da YA6 ya bambanta da ƙirar ƙira.
Haƙarƙari mai ɗaukar YA7 ko zobe ya bambanta da ƙirar ƙira.
An canza tsarin keji.
Ƙaƙwalwar lamba na abin ɗaukar YA9 ya bambanta da daidaitaccen ƙira (ƙarar hulɗar kusurwa).
YA10 nau'i biyu na abin nadi, akwai ramukan mai da ramukan mai akan sarari na ciki ko an canza girman mai sarari.
Tsarin YAB yana canzawa a lokaci guda da buƙatun fasaha.
YAD Irin nau'in ɗaukar nauyi, tsarin yana da canje-canje sama da biyu a lokaci guda.
Abubuwan buƙatun fasaha na YB sun canza.
Zoben da ke ɗauke da YB1 yana da sutura a saman.
Girman girman YB2 da buƙatun haƙuri sun canza.
An canza yanayin ƙaƙƙarfan bukatu na zoben ɗamara na YB3.
YB4 Abubuwan buƙatun zafi (misali taurin) sun canza.
Haƙuri na YB5-bit yana da buƙatu na musamman.
YBD mai ɗauke da nau'in iri ɗaya, buƙatun fasaha suna da canje-canje sama da biyu a lokaci guda.
-Z mai ɗaukar nauyi yana da murfin ƙura a gefe ɗaya.
-2Z bearing yana da murfin ƙura a ɓangarorin biyu.
