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I-Crankshaft - inhliziyo yenjini

I-crankshaft yiyona engxenyeni eyinhloko ye-injini kuphela, kodwa yonke imoto. Igama ngokwayo libonisa ifomu layo. Manje kancane ngokuqokwa kwakhe. Ezindaweni zamadolo, inezintambo lapho izinduku zokuxhuma zizinzwa khona ngamabhodlela, ziboshwe. Ngesikhathi uhlangothi olusebenzayo lwe-piston, amandla anikezela ukucindezela adluliselwa emadolweni, futhi, ngokusebenzisa i-lever, ugoqa isikhwama sogwaja esizungeze i-axis yayo. Isikhathi esise-crankshaft ukuze siwuguqule ekuguquleni okugcwele sibizwa ngokuthi i-torque. Izinjini, ezinamanani alinganayo kanye nenombolo ehlukene ye-cylinders, zine-torque ehlukene, akunzima ukuqagela ukuthi yikuphi okukhulu.

Ukuguqulwa kwe-Crankshaft kungafinyelela ku-8 000, ngakho umthwalo ophezulu kuwo uphakeme kakhulu, futhi amandla okuhlukunyezwa nawo aphezulu. Ukuze kusetshenziswe izimo zokusebenza, kanye nokunciphisa amandla okubambisana kakhulu , kusetshenziswa uhlelo lokugcoba, futhi ngaphansi kwengcindezi. Ngeke sixoxisane ngakho ngokuningiliziwe futhi sicabange ezinye izingcweti, asho kuphela ukuthi uhlelo ngokwayo lucindezelekile. Ukuze kuncishiswe ukugqoka nokuyeka ukulungiswa kwekhankshaft, phakathi kwentambo ephansi yokuxhuma kanye nentamo ye-crankshaft kuyizinto ezingenakwenziwa ezenziwe ngensimbi encane kune-crankshaft ngokwayo.

Phakathi kwama-liners nentamo ifilimu yakha, ama-microns amaningana aqina, okusiza ukugcoba nokuthuthukisa ukuhamba kwe-rotation.

Ukungasebenzi kahle kwe injini, uma kungadingeka ukugaya i-crankshaft, ukucindezela kwehla ohlelweni lokugcoba lapho imifula ivela kuwo. Yiqiniso, kungase kungabi nalutho kulokhu, kodwa, ngokwesibonelo, kumpompo we-oyile, kodwa lokhu kuyingozi kakhulu.

Ngaphambi kokunquma ukuthi iyiphi indlela yokuqeda, kufanelekile ukulinganisa izintamo, zombili zomdabu (zihleliwe ebhokisini le-injini), kanye nenduku yokuxhuma (ezigxotsheni ezihlanganisiwe). Kubalulekile ukwenza izilinganiso ezimbili ngokulandelana komunye nomunye. Uma ukuphambuka ukusuka kwesigxobo sezintambo eziphakanyisiwe kungaphezu kuka-0.05 mm, i-crankshaft yenziwe phansi. Ngokuvamile, lokhu kwenziwa ngabachwepheshe abanezikhali ezicacile.

Ngemuva kokugaya ama-flywheels we-crankshaft, inkomba yokulungisa isayizi igcwele, ngayinye ehambisana nencwadi, kungenxa yale njongo ukuthi kuyadingeka ukhethe ukufakwa. Ngokuvamile, i-crankshaft inezinkulu ezintathu zokulungisa ezidlula ukuphakanyiswa nge-pitch of 0.25 mm.

Kodwa konke kungabi nzima kakhulu. Uma ukugqoka kungadluli okhethiwe, khona-ke singazibophezela ukufaka esikhundleni sezinsimbi. Zingaba usayizi ofanayo namaphambilini, noma ngaphezulu. Icala lesibili lisebenza kuphela uma ukugqoka kwezintamo kuhambisana, ngaphandle kwemigodi kanye neziteshi, ngoba kungenxa yokuthi kubonakala sengathi ukucindezela ohlelweni lokugcoba luyehla.

Kusukela ngenhla, kufanelekile ukwenza isinye isiphetho esibaluleke kakhulu. Ukucindezelwa ohlelweni lokugcoba kufanele lugcinwe njalo. Uma kungenjalo, i-crankshaft izothola ukugqoka okuqinile, izokhathala, futhi ngayo nayo amakhanda aphansi wezinduku zokuxhuma. Ngemuva kokuthi kudingeke kuthathwe indawo, futhi lokhu kuyindleko eqondile kakhulu, engafanisi nezintambo zokupholisa. Ngaphezu kwalokho, ngaphansi kwengcindezi, umshini wokusabalalisa womshini wokusabalalisa igesi ugcwala , futhi ngisho noyedwa. Uma ingcindezi iwela ohlelweni lonke, khona-ke i-camshaft ngeke futhi ihlale ingekho umonakalo, futhi lokhu kubiza nakakhulu.

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