Motheo oa tsamaiso ea pneumatic ea literaka tsa MAZ ke yuniti ea ente ea moea - compressor e khutlisetsang.Bala ka MAZ air compressors, mefuta ea bona, likarolo, moralo le molao-motheo oa ts'ebetso, hammoho le tlhokomelo e nepahetseng, khetho le theko ea sehlopha sena sehloohong sena.
Compressor ea MAZ ke eng?
MAZ compressor ke karolo ea tsamaiso ea brake ea literaka tsa Minsk Automobile Plant tse nang le mekhoa ea ho khanna moea;mochini o hatellang moea o tsoang sepakapakeng le ho o fa likarolo tsa tsamaiso ea moea.
Compressor ke e 'ngoe ea likarolo tsa mantlha tsa sistimi ea moea, e na le mesebetsi e meraro ea mantlha:
• Moea o kenang sepakapakeng;
• Khatello ea moea ho khatello e hlokahalang (0.6-1.2 MPa, ho itšetlehile ka mokhoa oa ts'ebetso);
• Ho fana ka molumo o hlokahalang oa moea tsamaisong.
Compressor e kenngoa sebakeng sa ho kena tsamaisong, ho fana ka moea o hatelitsoeng ka molumo o lekaneng bakeng sa ts'ebetso e tloaelehileng ea likarolo tsohle tsa tsamaiso ea brake le bareki ba bang.Ts'ebetso e fosahetseng kapa ho hloleha ha yuniti ena ho fokotsa ts'ebetso ea mariki le ho sitisa ho ts'oaroa ha koloi.Ka hona, compressor e fosahetseng e tlameha ho lokisoa kapa ho nkeloa sebaka kapele kamoo ho ka khonehang, 'me e le hore u etse khetho e nepahetseng ea yuniti, u lokela ho utloisisa mefuta ea eona, likarolo le litšobotsi tsa eona.
Mefuta, litšobotsi le tšebeliso ea li-compressor tsa MAZ
Likoloi tsa MAZ li sebelisa li-compressor tsa moea tsa piston tse nang le moqomo o le mong le tse peli.Ho sebetsa ha li-unit ho latela mohlala oa enjene e kentsoeng koloing, mefuta e 'meli ea mantlha e sebelisoa haholo:
- 130-3509 bakeng sa likoloi tse nang le limela tsa matla tsa YaMZ-236 le YaMZ-238 tsa liphetoho tse sa tšoaneng, MMZ D260 le tse ling, hammoho le limela tse ncha tsa matla a YaMZ "Euro-3" le tse phahameng (YaMZ-6562.10 le tse ling);
- 18.3509015-10 le liphetoho bakeng sa likoloi tse nang le limela tsa matla tsa TMZ 8481.10 tsa liphetoho tse sa tšoaneng.
Mohlala oa mantlha oa 130-3409 ke compressor ea 2-cylinder, eo motheong oa eona ho entsoe mohala o felletseng oa likarolo, litekanyo tsa tsona tsa mantlha li hlahisoa tafoleng:
| Compressor ea mohlala | Tlhahiso, l/min | Tšebeliso ea matla, kW | Mofuta oa actuator |
|---|---|---|---|
| 16-3509012 | 210 | 2,17 | V-belt drive, pulley 172 mm |
| 161-3509012 | 210 | 2,0 | |
| 161-3509012-20 | 275 | 2,45 | |
| 540-3509015,540-3509015 B1 | 210 | 2,17 | |
| 5336-3509012 | 210 |
Li-unit tsena li fana ka litšobotsi tsena ka lebelo la shaft la 2000 rpm mme li boloka ho fihla ho maqhubu a phahameng a 2500 rpm.Li-compressors 5336-3509012, tse etselitsoeng lienjineri tsa sejoale-joale, li sebetsa ka lebelo la shaft la 2800 le 3200 rpm, ka ho latellana.
Li-compressor li kentsoe holim'a enjene, li hokahana le sistimi ea eona ea ho futhumatsa le ho tlotsa.Hlooho ea sehlopha e pholile ka metsi, li-cylinders li na le moea o pholileng ka lebaka la mapheo a tsoetseng pele.Lubrication ea likarolo tsa ho roala e kopantsoe (likarolo tse fapaneng li tlotsoa tlas'a khatello le ho fafatsa oli).Phapang pakeng tsa liphetoho tsa li-compressor tsa mohlala oa motheo oa 130-3409 ke boemo bo fapaneng ba liphaephe tsa ho kenya le ho tsoa tsa tsamaiso ea ho futhumatsa le ho tlotsa, le moralo oa li-valve.
Unit 18.3509015-10 - silindara e le 'ngoe, e nang le matla a 373 l / min ka lebelo le lekantsoeng la shaft ea 2000 rpm (boholo - 2700 rpm, boholo ka khatello e fokotsehileng ea ho tsoa - 3000 rpm).Compressor e behiloe holim'a enjene, e khannoa ke li-gear tsa mochine oa ho tsamaisa khase, e hokahane le mekhoa e pholileng le ea lubrication ea enjene.Ho pholile ha hlooho ke mokelikeli, ho pholile ha cylinder ke moea, lubricant e kopantsoe.
Sehlopha se arohaneng se na le li-compressors 5340.3509010-20 / LK3881 (silinda e le 'ngoe) le 536.3509010 / LP4870 (li-cylinder tse peli) - likarolo tsena li na le matla a 270 l / min (likhetho ka bobeli) le koloi ho tloha ho lisebelisoa tsa nako.
Li-compressor tsa mefuta eohle li fanoa ka litlhophiso tse fapaneng - ka li-pulleys le ntle le, ka ho laolla (ka mochini o laolang khatello, "lesole") le ntle le eona, joalo-joalo.
Moralo le molao-motheo oa ts'ebetso ea li-compressor tsa MAZ
Li-compressor tsa MAZ tsa mefuta eohle li na le sesebelisoa se bonolo.Motheo oa yuniti ke cylinder block, karolong e ka holimo eo li-cylinders li leng teng, 'me karolong e ka tlase ho na le crankshaft e nang le libere tsa eona.Crankcase ea yuniti e koetsoe ka likoahelo tse ka pele le tse ka morao, hlooho e behiloe leboteng ka gasket (gaskets).Li-cylinders ho na le li-piston holim'a lithupa tse kopanyang, ho kenngoa ha likarolo tsena ho etsoa ka li-liner.Pulley kapa lisebelisoa tsa ho khanna li kentsoe monoaneng oa letsoho la crankshaft, pulley / gear e kentsoe senotlolo, e lokisoa khahlano le ho falla ha longitudinal ka nate.
The block le crankshaft li na le likanale tsa oli tse fanang ka oli ho likarolo tsa ho tlotsa.Oli e nang le khatello e phallang ka likanale tse ka har'a crankshaft ho ea likoranteng tsa li-rod tse hokelang, moo e tlotsang bokaholimo ba li-liner le molamu o kopanyang.Hape, khatello e fokolang e tsoang ho lijenale tsa li-rod tse kopanyang ka molamu o kopanyang li kena piston ea piston.Ho feta moo, oli e ntša metsi 'me e robeha ka likarolo tse potolohang hore e be marotholi a manyenyane - moholi o hlahisoang ke oli o lubricate marako a silinda le likarolo tse ling.
Hloohong ea block ho na le li-valve - ho kenngoa, moo moea o tsoang sepakapakeng o kenang ka har'a cylinder, le ho tsoa, moo moea o hatelitsoeng o fanoang ho lihlopha tse latelang tsa tsamaiso.Li-valve li bōpehile ka sephaphatha, li tšoaretsoe sebakeng se koetsoeng ka thuso ea liliba tse koetsoeng.Pakeng tsa li-valve ho na le sesebelisoa sa ho laolla, seo, ha khatello ea mochine oa compressor e phahama ka mokhoa o feteletseng, e bula li-valve ka bobeli, e leng ho lumellang moea o sa lefelloeng pakeng tsa bona ka mocha oa ho ntša metsi.
Moqapi oa compressor ea li-cylinder tse peli MAZ
Molao-motheo o sebetsang oa li-compressor tsa moea o bonolo.Ha enjene e qala, shaft ea yuniti e qala ho potoloha, e fana ka metsamao e pheta-phetoang ea li-piston ka lithupa tse kopanyang.Ha piston e theoleloa tlas'a tšusumetso ea khatello ea sepakapaka, valve ea ho kenya e a buleha, 'me moea o tsoang, ka mor'a hore o fete ka har'a sefe ho tlosa litšila, o tlatsa cylinder.Ha piston e phahamisoa, valve ea ho kenya e koala, ka nako e ts'oanang valve ea ho ntša e koetsoe - khatello e ka hare ho cylinder e eketseha.Ha khatello e itseng e fihla, valve ea ho ntša metsi ea buleha 'me moea o phalla ho eona ho kena tsamaisong ea matšoafo.Haeba khatello ea tsamaiso e phahame haholo, joale sesebelisoa sa ho ntša se qala ho sebetsa, li-valve ka bobeli li bulehile, le li-idle tsa compressor.
Ka li-cylinder tse peli, li-cylinders li sebetsa ka antiphase: ha piston e le 'ngoe e theohela fatše' me moea o kenngoa ka har'a cylinder, piston ea bobeli e ea holimo ebe e sutumelletsa moea o hatelitsoeng ka har'a tsamaiso.
Litaba tsa tlhokomelo, tokiso, khetho le phetolo ea li-compressor tsa MAZ
Air compressor ke yuniti e bonolo le e tšepahalang e ka sebetsang ka lilemo.Leha ho le joalo, ho finyella sephetho sena, ho hlokahala hore kamehla u etse tlhokomelo e behiloeng.Haholo-holo, tsitsipano ea lebanta la koloi ea li-cylinder compressors tse peli e lokela ho hlahlojoa letsatsi le leng le le leng (ho kheloha ha lebanta ha hoa lokela ho feta 5-8 mm ha ho sebelisoa matla a 3 kg), 'me, haeba ho hlokahala, phetoho e lokela ho etsoa. ho etsoa ka ho sebelisa bolt ea tensioner.
Nako e 'ngoe le e 'ngoe ea lik'hilomithara tse 10-12, u lokela ho hlahloba tiiso ea mocha oa phepelo ea oli sekoahelong se ka morao sa yuniti.Lik'hilomithara tse ling le tse ling tse 40-50 tse likete tsa ho matha, hlooho e lokela ho qhaqha, e lokela ho hloekisoa, li-pistons, li-valve, li-channel, li-hoses tsa phepelo le li-outlet, le likarolo tse ling.Ho tšepahala le botšepehi ba li-valve li hlahlojoa hang-hang, haeba ho hlokahala, li nkeloa sebaka (ka lapping).Hape, sesebelisoa sa ho laolla se ka hlahlojoa.Mosebetsi oohle o tlameha ho etsoa ho latela litaelo tsa tlhokomelo le tokiso ea koloi.
Haeba likarolo tsa motho ka mong tsa khefu ea compressor li ka nkeloa sebaka, maemong a mang ho hlokahala hore u fetole ka ho feletseng konpresser (li-deformations le mapetsong a hlooho le ho thibela, ho apara ka kakaretso ha li-cylinders le ho se sebetse tse ling).Ha u khetha compressor e ncha, ho hlokahala hore u nahane ka mohlala le phetoho ea yuniti ea khale, hammoho le mohlala oa mochine oa matla.Ka kakaretso, likarolo tsohle tse thehiloeng ho 130-3509 li ka fetoha 'me li ka sebetsa ho leha e le efe ea YaMZ-236, 238 enjene le liphetoho tsa bona tse ngata.Leha ho le joalo, ho lokela ho hopoloa hore tse ling tsa tsona li na le matla a 210 l / min, 'me tse ling li na le matla a 270 l / min,' me li-compressor tse ncha tsa mohlala 5336-3509012 tsa liphetoho tse sa tšoaneng hangata li sebetsa ka lebelo le phahameng. .Haeba enjene e ne e e-na le compressor e nang le matla a 270 l / min, joale mochine o mocha o lokela ho tšoana, ho seng joalo tsamaiso e ke ke ea e-ba le moea o lekaneng bakeng sa ts'ebetso e tloaelehileng.
Li-compressor tsa silinda e le 'ngoe 18.3509015-10 li hlahisoa ka palo e nyane ea liphetoho,' me ha se kaofela ha tsona tse ka feto-fetohang.Ka mohlala, compressor 18.3509015 e etselitsoe lienjineri tsa KAMAZ 740 'me ha e loketse lienjineri tsa YaMZ.E le ho qoba liphoso, ho hlokahala hore u hlalose mabitso a feletseng a li-compressor pele u li reka.
Ka thoko, ho bohlokoa ho bua ka li-compressor tsa Jeremane KNORR-BREMSE, e leng li-analogues tsa mefuta e kaholimo ea li-unit.Ka mohlala, li-compressor tsa li-cylinder tse peli li ka nkeloa sebaka ke li-unit 650.3509009, le li-compressor tsa silinda e le 'ngoe ka LP-3999.Li-compressor tsena li na le litšobotsi tse tšoanang le litekanyo tsa ho kenya, kahoo li nka sebaka sa tsa lapeng habonolo.
Ka khetho e nepahetseng le ho kenya, MAZ compressor e tla sebetsa ka botšepehi, ho netefatsa hore tsamaiso ea koloi ea koloi e sebetsa hantle maemong afe kapa afe a ho sebetsa.
Nako ea poso: Aug-05-2023