litaba

Li-bearing tsa thepa ea terene

Li-bearing tsa setoko sa terene li bua ka li-bearing tse sebelisoang litereneng le li-rolling stock. Li-bearing tse holim'a terene li kenyelletsa li-bearing tsa lebokose la axle, li-bearing tsa motlakase oa traction, li-bearing tsa sistimi ea phetisetso, li-bearing tsa yuniti ea motlakase le li-bearing tsa sistimi ea ho pholisa, jj., ha li-bearing tse koloing e le li-bearing tsa lebokose la axle, mabokose a axle a koloi ea bapalami a sebelisa li-bearing tse khutšoane tsa cylindrical roller, 'me mabokose a axle a likoloi tsa thepa a sebelisa haholo-holo li-bearing tsa roller tse nang le tapered, 'me mefuta-futa, sebopeho le ts'ebetso ea li-bearing tsa koloi li tšoana hantle le li-bearing tsa lebokose la axle la terene.

 

1.Lebokose la axle le bearing

 

Lebili la terene le hokahantsoe le 'mele oa terene ka lebokose la terene, selemo le foreimi ea bogie, 'me bearing ea lebokose la terene e jara ka kotloloho matla a khoheli a terene le tšusumetso ea radial le axial ea terene lebiling, ho phaella ho fetisetsa matla a ho hula le meroalo e meng e eketsehileng e hlahisoang ka hona, kahoo bearing ea lebokose la terene e tlameha ho ba le bokhoni bo boholo ba ho jara, e ka mamella ho tšoha le ho thothomela, 'me e tlameha ho ba le bophelo bo phahameng, polokeho le ts'epo, boholo bo bonyenyane le boleng; Ho bonolo ho hlahloba le ho hlokomela, jj. Ka hona, li-bearing tsa terene hangata li sebelisa letoto la li-bearing tse sa tloaelehang le maemo a tekheniki a bearing a khethehileng, 'me li-bearing tse rollang tse sebelisoang hangata li na le mekhahlelo e meraro e latelang.

 

(1)Li-bearing tsa li-roller tsa cylindricalLi-axle tse ngata tsa literene tsa disele le tsa motlakase lia li sebelisalibere tsa rolara tse silindaraHo na le mefuta e 'meli e meholo.

 

1)Mela e mene ea li-bearing tsa cylindrical roller

 

Bearing ea lebokose la axle ea locomotive ea Chaena e bile ea pele ho sebelisoa, 'me palo e kholo ka ho fetisisa ea tse jarollotsoeng ke mofuta oa roller roller ea mela e mene ea 972832. Bearing e na le bokhoni bo phahameng ba mojaro le bophelo bo bolelele, 'me mojaro oa eona o matla o lekantsoeng ke 1445kN. Kaha e ka jara meroalo ea radial feela, eseng meroalo ea axial, ho hlokahala ho seta sesebelisoa ho mamella matla a axial ka lebokoseng la axle.

 

2) Li-bearing tse roller tse nang le mela e 'meli tse nang le cylindrical

 

Mabokose a axle a Dongfanghong 2, 3, 5, 21 le Beijing a China kaofela a sebedisa di-roller roller bearings tse nang le mela e mmedi ya 982832T, tse nang le matla a radial, le di-angular contact ball bearings tse nang le meroalo ya axial.

 

(2)Li-bearing tse chitja tsa roller

 

Molemo oa ho sebelisa li-bearing tsa roller tse chitja ke hore ha ho na sesebelisoa sa puseletso ea ho sekamela pakeng tsa lebokose la axle le foreimi ea bogie. Bearing ea lebokose la axle ea locomotive ea diesel ea ND2 ke bearing ea roller e chitja ea mofuta oa C. Mohlala oa eona o tšoana le bearing ea lapeng ea 3G4053736KT. Li-roller tsa mofuta ona oa bearing li symmetrical, lesale le ka hare ha le na flange ea kantle, flange e bohareng e ka aroloa, roller e hokahane le lesale le ka ntle, bolelele bo sebetsang ba roller bo bolelele, 'me bophelo ba ts'ebeletso bo boholo hanyane ho feta ba bearing ea roller e chitja e sa lekanang e nang le tekanyo e tšoanang ea kantle.

 

(3)Li-bearing tse roller tse tenyetsehang

 

Mofuta ona oa bearing o sebelisoang ka har'a lebokose la axle la locomotive ke bearing ea roller e nang le mela e 'meli e nang le tapered, 'me locomotive ea diesel ea ND5 e na le bearing ea mofuta oa AP. Mofuta ona oa bearing o boholo ba lisenthimithara tse 1,000, 'me o sebelisoa hangata maemong a B, C, D, E, F, G le a mang, a sebelisoang bakeng sa maemo a fapaneng a li-axle.

 

2.Ho bea enjene ea traction

 

(1) Tšepe ea armature ea enjene ea traction

 

Mochini oa ho hula ke sesebelisoa se seholo tsamaisong ea phetisetso ea literene tsa motlakase le literene tsa diesel tse hulang ka motlakase, 'me bearing ea armature ke e 'ngoe ea likarolo tsa eona tse ka sehloohong.

 

1)Libere bakeng sa phetiso ea lehlakore le le leng

 

Hangata armature e tshehetswa ke di-fulcrum tse pedi, pheletso ya tlhahiso ya gia ya ho kenya ke tshehetso e tsamayang, mme pheletso ya commutator ke tshehetso ya ho beha maemo. Bearing ya tlhahiso e behilwe haufi le gia, e leng yona e hatellwang haholo, mme ke bearing ya senotlolo ya di-bearing tse pedi tsa armature. E le ho fokotsa mojaro, mofuta wa NU wa bearing ya cylindrical roller e se nang flange ya kahare ya lesale o sebediswa hangata. Qetello ya commutator ka kakaretso e amohela mofuta wa NUP wa bearing ya cylindrical roller e nang le flange e le nngwe e nang le lesale le bataletseng la ho boloka hodima lesale le ka hare, mme hape ho na le di-bearing tsa cylindrical roller tse nang le flange e le nngwe e nang le flange ya ka hare le lesale la ho boloka bevel pheletsong ya commutator.

 

2) Libere bakeng sa phetiso ea mahlakore a mabeli

 

Ha matla a enjene a le maholo, haeba phetiso ya lehlakore le le leng e ntse e sebediswa, mojaro wa ho bea qetellong ya gear o moholo haholo, mme ho thata ho kgetha bearning eo mojaro o matla o lekantsweng le lebelo la ho qetela di ka fihlellang ditlhoko, kahoo mokgwa wa phetiso ya lehlakore le le leng o ka fetolwa tlasa boemo boo moralo wa enjene o bo dumellang. Molemo wa phetiso ya lehlakore le le leng ke hore di-gear tsa cylindrical tse helical di ka sebediswa, e le hore di-angle tsa helix tsa di-gear tse pedi di lekane mme tataiso ya ho potoloha e fapane, e le ho fumana boleng bo tsitsitseng ba phetiso ntle le ho hlahisa mojaro wa axial. Bearning e loketseng morero ona ke mofuta wa NU wa roller bearing ya cylindrical ntle le flange ka hara lesale le ka hare, haeba gear ya cylindrical ya spur e ntse e sebediswa bakeng sa phetiso ya lehlakore le le leng, bearing e ka mamellang matla a itseng a axial e lokela ho kgethwa, mme mofuta wa NJ wa roller bearing ya cylindrical e nang le flange e le nngwe ka hara lesale le ka hare o sebediswa hangata.

 

(2)Ho jara shaft ea ho bea enjene ea traction

 

Hangata li-motor tsa ho hula tse kentsoeng ka axle li tšehetsoa holim'a bogie ka molamu o fetolang ka lehlakoreng le leng, 'me ka lehlakoreng le leng ke bearing ea shaft.Li-bearing tsa li-roller tsa cylindrical, libere tsa rolara tse chitjaleli-bearing tse roller tse nang le taperedli sebelisitsoe.

 

Ho bea rolara ea cylindricalLi loketse literene tse lebelo le phahameng, 'me potoloho ea tsona ea ho tlatsa mafura e telele, 'me ho kenya le ho hlokomela ho bonolo haholo, haholo-holo ha ho sebelisoa khetla e kopaneng, molemo ona o ka bontšoa ka botlalo. Ho tiea ha ho kenya libere tsa roller tse nang le tapered ho hotle, e leng se thusang ho netefatsa ho nepahala ha li-gear, empa ho thata ho lokisa kopano ea tsona le ho li qhaqha le sebaka sa axial. Ho kenya li-bearings tse peli tsa roller tse chitja, haholo-holo ho li qhaqha, ho thata ho feta ho libere tsa roller tse nang le tapered, empa ho ka amohela ho kobeha ha shaft. Ho kenya shaft ea enjene ea traction ea locomotive ea motlakase Chaena ho sebelisa bear ea roller e chitja, 'me mohlala oa eona ke 3G3053148T.

 

(3)Li-bering tsa jenereithara ea traction

 

'Mele oa jenereithara ea sejoale-joale ea ho hula ea locomotive ea diesel e tsamaisoang ka motlakase hangata o kenngoa pheletsong ea 'mele pheletsong ea tlhahiso ea enjene ea diesel. Hore na e kentsoe ka tsela ena kapa che, pheletso ea input ea armature ha e na li-bearings hangata, 'me armature hangata e tšehetsoa holim'a crankshaft kapa shaft ea tlhahiso ea enjene ea diesel ka ho kopanya elastic, e le ho khutsufatsa boholo ba longitudinal ba jenereithara.

 

Qetello e ka ntle ea shaft ea armature ka kakaretso e ka sebelisoa lelibere tsa rolara tse silindara, 'me ka linako tse ling e le hore ho be bonolo haholoanyane ho tsamaisana le enjene ea diesel nakong ea ho kenngoa, li-bearing tse chitja tsa roller le tsona li ka sebelisoa.

 

3. Li-bearings tsa sistimi ea phetiso ea haeteroliki ea literene tsa diesel

 

Sistimi ea phetiso ea haeteroliki ea terene ea diesel ka kakaretso e kenyelletsa likarolo tse tharo: lebokose la phetiso ea haeteroliki, shaft ea karete, le lebokose la gearbox ea axle. Ka linako tse ling literene tsa shunting li boetse li kenyelletsa lebokose la gearbox la boemo ba ho sebetsa, le nang le palo e kholo ea li-rolling bearings.

 

(1) Lebenkele la lebokose la haeteroliki

 

Mokhoa oa ho sebetsa oa lebokose la phetiso ea hydraulic ke ho fetola matla a enjene ea diesel hore e be matla a locomotive e khannang ka sesebelisoa sa ho fetola motlakase sa hydraulic torque ha terene e huloa; Ha ho sebelisoa brake ea matla, brake ea hydraulic e sebelisoa ho monya matla a kinetic a mabili a locomotive. Litsamaiso tse 'maloa tsa shaft li hlophisitsoe ka har'a lebokose la li-hydraulic, 'me tšehetso ea shaft ka' ngoe e na le li-rolling bearing.　　

 

(2) Lebokose la gearbox le mahareng le beang

 

Likarolo tse ka sehloohong tsa lebokose la gearbox le mahareng ke shaft ea ho kenya le shaft ea ho ntša e 'ngoe le e 'ngoe e na le li-gear tse peli, 'me gear e ho e 'ngoe ea li-shaft ke shift gear, 'me shaft le gear ea eona li na le mokhoa oa clutch, o ka etsang hore e 'ngoe ea li-gear e hokahane le shaft le ho fetisa matla; Gear e 'ngoe e mpa e sa sebetse tabeng ena. Gear ea ho fetola le clutch hangata li hlophisitsoe shaft ea ho kenya, hobane torque ea ho kenya e nyane, e leng se thusang ho fokotsa boholo ba spline clutch le boholo ba bearing.

 

(3) Lebokose la lebokose la axle

 

4. Sebaka sa ho bea crankshaft sa enjene ea diesel

 

Melemo e meholo ea bearing ea crankshaft ea enjene ea disele e sebelisang bearing e roller e lekanyelitsoe ho enjene ea diesel e lebelo le phahameng, e leng: tahlehelo e nyane ea khohlano, bokhoni bo phahameng ba mechini, mosebetsi o tšepahalang le bophelo bo bolelele ba ts'ebeletso; Ho tlotsa habonolo, radiator ea oli e nyane, jj. Ha ho bapisoa le ts'ebeliso ea li-bearing tse thellang, mathata a eona a maholo ke: theko e phahameng, boleng bo boholo, litlhoko tse phahameng tsa tekheniki bakeng sa ho kopanya li-bearing le li-crankshaft, tlhokomelo e sa thabiseng le ho nkeloa sebaka, le lerata le leholo.

 

Bakeng sa di-crankshaft tse nyane tsa enjene ya disele ya silindara e le nngwe le e habeli, di-rolling bearings tsa sehlopha sa 0 di sebediswa haholo; Bakeng sa di-crankshaft tsa enjene ya disele tse lebelo le phahameng le tse matla haholo, ka lebaka la meroalo ya tsona e meholo, ke di-roller bearings tsa silindara feela tse sebediswang hangata.