Shanghai Diesel Engine Piston D05-101-30 + A XCMG Crane Parts
Tlhaloso ea Sehlahisoa:
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Applicable models XCMG:QY25K5C_2 QY70KC QY50KC QY25K5D_2 QY25KC XCT35_BR QY25K5D_3 QY25K5D_3 QY25K5C_1 QY55KC_1 QY25K5F_1 QY50KC QY50K5C_1 QY25K5C_2 QY25K5F QY25K5C QY25K5D_2 QY30KC QY55K5C_2 QY25K5F_1 QY25K5D_1 QY30KC QY55K5D
XCT80L6 XCT130_1 XCT12 XCT80L6 XCT25L4_S XCA40_M XCA30_JY XCT25L5_3 XCT55L5 XCT110_1 XCT60L6 XCT12 XCT25L5_SR XCT25L5_2 XCT95L7 XCT75L7 QY110K8C QY95K7C QY110K7C XCT100 XCT75_S QY40KC XCT90 XCT25 XCT25L5_E QY70KC QY40K5C_2 XCT60L6_1 QY75KC QY100K7C QY95KH QY100K6C QY50JW XCT16_1 XCT100_BR XCT60 QY20K5D QY85KC XCT25 XCT80L5 XCT100 XCT20L5_1 XCT75L6 XCT20L5 XCT80_S XPD36 QY16KC QY16KC QY40K5D_1 QY25K5L XCA40 QY40KD QY80K5D QY70K5D_1 QY50KD QY20K5C XCT50_Y XCT16_Y XCT25L4_Y XCT80_Y XCT60_Y XCT50_Y le mefuta e meng ea XCT QY RT.
Sehlopha sa piston:
Kaha li-piston tsa li-engine tse tukang ka hare li sebetsa tlas'a mocheso o phahameng, khatello e phahameng le maemo a boima a mangata, litlhoko tsa li-piston li batla li le holimo, kahoo re bua haholo ka lihlopha tsa li-piston tsa motlakase tse ka hare.
1. Ho latela mafura a sebelisitsoeng, a ka aroloa ka lipiston tsa enjene ea peterole, lipiston tsa enjene ea diesel le lipiston tsa khase ea tlhaho.
2. Ho ea ka thepa ea piston, e ka aroloa ka piston ea tšepe ea tšepe, piston ea tšepe, aluminium alloy piston le piston e kopantsoeng.
3. Ho latela ts'ebetso ea ho etsa piston e se nang letho, e ka aroloa ka piston ea matla a khoheli, piston ea squeeze le piston ea forging.
4. Ho ea ka boemo ba ho sebetsa ba piston, e ka aroloa ka mekhahlelo e 'meli: piston e se nang khatello le piston e hatelitsoeng.
5. Ho ea ka tšebeliso ea li-piston, e ka aroloa ka li-piston tsa koloi, li-piston tsa literaka, li-piston tsa sethuthuthu, li-marine pistons, li-piston tsa tanka, li-piston tsa terekere, li-lawnmower pistons, joalo-joalo.
Litlhoko tsa Tekheniki:
1. Ho tlameha ho ba le matla a lekaneng, ho satalla, boima bo fokolang le boima bo bobebe ho netefatsa matla a fokolang a inertial.
2. Ts'ebetso e ntle ea mocheso, ho hanyetsa mocheso o phahameng, khatello e phahameng, ho hanyetsa kutu, matla a lekaneng a ho senya mocheso, le sebaka se senyenyane sa ho futhumatsa.
3. Ho lokela ho ba le coefficient e nyenyane ea likhohlano pakeng tsa piston le lebota la piston.
4. Ha mocheso o fetoha, boholo le phetoho ea sebōpeho e lokela ho ba nyenyane, 'me lekhalo le fokolang le lokela ho bolokoa ka lerako la cylinder.
5. Coefficient ea ho atolosa mocheso e nyenyane, matla a khoheli a khethehileng a nyenyane, 'me a na le ho fokotsa ho apara hantle le matla a mocheso.
Maemo a ho sebetsa:
Piston e sebetsa tlas'a maemo a mocheso o phahameng, khatello e phahameng, lebelo le phahameng le mafura a fokolang.Piston e amana ka ho toba le khase e phahameng ea mocheso, 'me mocheso oa hang-hang o ka fihla ho feta 2500K.Ka hona, ho futhumatsa ho tebile 'me maemo a ho senya mocheso a futsanehile haholo, kahoo mocheso oa piston o phahame haholo nakong ea ts'ebetso, holimo ho feta 600-700K,' me kabo ea mocheso e sa lekane haholo;tlhōrō ea piston e tlas'a Khatello ea khase e kholo haholo, haholo-holo khatello ea stroke e sebetsang ke eona e kholo ka ho fetisisa, enjene ea peterole e phahametse 3-5MPa, 'me enjene ea diesel e phahametse 6-9MPa, e etsang hore piston e hlahisa tšusumetso le ho jara phello ea khatello ea lehlakore;~ 12m / s) ts'ebetso e khutlisetsang, 'me lebelo le lula le fetoha, le hlahisang matla a maholo a inertial, a etsang hore piston e be tlas'a mojaro o moholo o eketsehileng.Ha piston e sebetsa tlas'a maemo a thata joalo, e tla holofatsa le ho potlakisa ho roala, hape e tla hlahisa mojaro o eketsehileng le khatello ea mocheso, 'me ka nako e ts'oanang, e tla silafatsoa ke lik'hemik'hale ke khase.
Tlhahlobo ea piston haholo-holo ke tekanyo ea bophara ba moleka, bophahamo ba ring groove ea piston le boholo ba lesoba la setulo sa piston:
① Khetho ea piston e lokela ho khethoa ho latela boholo ba tokiso ea silindara.Hangata, boleng ba boholo bo atolositsoeng bo tšoauoa ka holim'a piston;
②Letotong le tšoanang la li-feeders tsa litlhapi, sebopeho sa li-piston ha se hlile ha se tšoane.Ka hona, ha u reka li-piston, mefuta e lumellanang ea li-piston e tlameha ho khethoa ho latela mofuta oa enjene.Enjene e le 'ngoe, mofuta o le mong, sehlopha se le seng kapa Pistons e nang le khoutu e tšoanang ea sehlahisoa;mohlala o tšoanang o tlameha ho sebelisa li-piston tse nang le khoutu e tšoanang ea sehlahisoa ho netefatsa hore phapang ea bophara le boleng ba piston ha e fetise moeli o boletsoeng ke fektheri ea pele.Ho seng joalo, e tla etsa hore enjene e chese hampe, e sebetse ka thata, 'me e fokotse moruo le matla..Ka hona, ha u khetha piston, mofuta o lumellanang oa piston o lokela ho khethoa ho latela mofuta oa enjene.