Spherical Roller Bearings MB
Halayen fasaha
Siffar abin nadi bearings suna da layuka biyu na rollers masu siffar zobe, zoben na waje yana da hanyar tseren tseren madaukai na gama gari, zoben ciki yana da hanyoyin tsere biyu masu maƙarƙashiya waɗanda ke karkata a kusurwa zuwa gaɓar ɗaukar hoto, tsakiyar curvature na titin tseren zobe na waje ya yi daidai da cibiyar ɗaukar nauyi. Siffofin abin nadi na juye-juye suna daidaita kai, ba su shafan madaidaicin madaidaicin magudanar ruwa ko jujjuyawar shaft ba, na iya ramawa sakamakon kuskuren tattara hankali. Bugu da ƙari, ɗaukar nauyin radial, irin wannan nau'in yana iya tsayayya da nau'in axial na hanyoyi biyu da haɗin haɗin gwiwa, ƙarfin ɗaukar nauyin ya fi girma, kuma a lokaci guda yana da mafi kyawun anti-vibration, juriya mai tasiri.
Za'a iya ɗaukar ƙirar abin nadi mai siffar zobe, mai ɗauke da ɓangarorin biyu tare da hatimin lamba. Zoben hatimi yana ɗaukar roba mai juriya da lalacewa.
Siffar abin nadi nadi suna da 2, ma'auni (N), 3, 4 da 5 ƙungiyoyi na yarda na ciki, ramin ramin abin nadi tare da ƙungiyoyi 3 na yarda don daidaitaccen yarda. Don girma ko ƙasa da madaidaicin ƙimar ƙa'idodin sharewa kuma ana iya samarwa bisa ga buƙatun mai amfani.
Gilashin injin girgiza yana buƙatar amfani da mafi girman sharewar radial, ƙungiyoyi 3, 4 ko cikin 3 zuwa 4 tsakanin sharewar da ba ta dace ba.
Allon jijjiga tare da ɗimbin abin nadi don ƙungiyoyi 4 na sharewa.
Sauƙin shigarwa:
Spherical nadi bearings suna da cylindrical da tapered bore, tapered tapered taper taper 1:12 da kuma 1:30 biyu, wannan tapered bore bearings tare da tightening hannun riga ko janye hannun riga, za a iya tapered mai siffar zobe hali m, m taro a cikin haske shaft ko ja. mataki inji shaft.
Range samfurin
22220-22280
22320-22380
* 23030 - 230/1440
* 23130 - 231/1250
* 23230 - 232/900
* 23930 - 239/1400
* 24030 - 240/1400
* 24130 - 241/1120
* 23934 - 239/1400
* 24892 - 248/1800
* 249/710 - 249/1600
* 206/1200 - 206/2000
Aikace-aikace:
Spherical roller bearings ana amfani da su a cikin kayan aikin injiniya daban-daban a masana'antu kamar ƙarfe da ƙarfe, hakar ma'adinai, yin takarda, jigilar kaya, injin ɗin yadi, injin kwal, wutar lantarki, siminti, rotary kilns, da sauransu. a cikin masana'antar injuna.
Haƙuri:
MB, MA nau'in nau'in abin nadi mai ɗaukar samfur daidaito tare da matakin talakawa da P6, matakin P5 don mai amfani yana da buƙatu na musamman kuma ana iya sarrafa samfuran matakin 4.
keji:
An yi keji da ƙaƙƙarfan keji kamar tagulla, tagulla ko carbon karfe, da dai sauransu Idan kuna buƙatar bearings tare da kejin tsarin da ba daidai ba, da fatan za a tuntuɓe mu a gaba.
Ƙarin lambar:
CA spherical roller bearing, ciki zobe ba tare da tsakiyar riƙon gefen, ƙaramin riƙe gefen biyu, sanye take da simmetric rollers, m keji tagulla
CAC mai siffar abin nadi bearings, zobe na ciki ba tare da gefen riƙon tsakiya ba, ƙaramin riƙon gefuna a ɓangarorin biyu, tare da zoben riƙewa mai motsi, sanye take da rollers madaidaiciya, ƙaƙƙarfan kejin tagulla.
CC spherical roller bearings, zobe na ciki ba tare da gefuna ba, tare da zoben riƙewa mai motsi, sanye take da rollers mai ma'ana, cage stamping
MA Spherical Roller bearings, hanyar jagorar abin nadi na zobe na ciki an inganta (ƙananan saman nadi, tarkace saman titin tsere, hanyoyin magance zafi da canjin yanayi, da sauransu) don rage gogayya (bangaren allo na musamman na girgiza)
MB mai siffar abin nadi bearings, da'irar ciki a gefen katangar, ɓangarorin biyu suna da ƙaramin toshe, sanye da nau'in abin nadi mai ma'ana, ƙaƙƙarfan kejin tagulla.
/ C3 izini daidai da daidaitattun tanadi na ƙungiyoyin 3
/ C4 sharewa daidai da daidaitattun tanadi na ƙungiyoyin 4
/C9 ba da izini daban-daban da daidaitattun yanzu
/ CRA9 mai ɗaukar radial yarda ba daidai ba ne, izinin axial yana da buƙatu
D tsaga kai
F1 Carbon karfe
F3 ductile iron
/P5 darajar haƙuri daidai da daidaitattun tanadi na aji 5
/P6 darajar haƙuri daidai da daidaitattun tanadi na aji 6
/HA zobe mirgina jiki da keji ko kawai zobe da mirgina jiki ta injin smelting bearing karfe masana'antu
/ HC zobe da mirgina abubuwa ko zobe kawai ko mirgina abubuwa kawai sanya da carburized karfe (/ HC-20Cr2Ni4A.
/HC1 20Cr2Mn2MoA; /HC2-15Mn; /HC3-G20CrMo.
/HCR yana nuna cewa kawai juzu'in juzu'in an yi shi ne da ƙarfe na ƙarfe a cikin ƙayyadaddun bayanai guda ɗaya
/HG zobba da abubuwan mirgina ko kawai zobba da aka yi da wasu karafa masu ɗaukar nauyi (/HG-5GrMnMo;/HG1-55SiMoVA;/HG2-GCr18Mo;/HG3-42CrMo;/HG4
GCr15SiMn) masana'antu
K ƙwanƙwasa ƙanƙara, tafe 1:12
K30 tapered bearings, taper 1:30
N mai ɗaukar zoben waje na babban tsagi
NR Mai ɗaukar zoben waje na tsagi na sama tare da zoben tasha
Q1 Aluminium-iron-manganese tagulla
-2RS dauke da hatimin RS a bangarorin biyu
-2RS2 dauke da karfen kwarangwal mai kyalli na roba a bangarorin biyu
/ S0 masu ɗaukar zobe tare da babban zafin jiki na zafin jiki, zafin aiki har zuwa 150 ℃
/S1 bearing zobba bayan high zafin jiki tempering jiyya, aiki zafin jiki har zuwa 200 ℃
/ S2 bearing zobba bayan high-zazzabi mai zafi magani, aiki zafin jiki har zuwa 250 ℃
/ S3 bearing zobba bayan high-zazzabi tempering jiyya, aiki zafin jiki har zuwa 300 ℃
/ S4 bearing zobba bayan high-zazzabi mai zafi magani, aiki zafin jiki har zuwa 350 ℃
/ W20 mai ɗaukar zobe na waje tare da ramukan mai mai mai guda uku (babu tsagi mai mai)
/W33 mai ɗaukar zobe na waje tare da tsagi mai da ramukan mai mai mai guda uku
/W33T mai ɗauke da ramukan mai guda takwas akan zoben waje
/W33X mai ɗaukar zobe na waje tare da ramin mai da ramukan mai guda shida
X1 Diamita na waje mara misali
X2 Nisa (tsawo) mara misali
X3 Diamita na waje mara misaltuwa, nisa (tsawo) (misali diamita na ciki)
