Lalacewar nau'ikan guda huɗu ga crankshafts
2020-01-02
Bayan da aka yi amfani da injin na dogon lokaci, crankshaft na iya lalacewa saboda dalilai da yawa. Bugu da ƙari ga crankshaft kanta, akwai wasu lahani mara kyau, irin su karce a saman mujallar da nakasar crankshaft.
1.A rata tsakanin crankshaft jarida da bearing daji yana ƙaruwa bayan lalacewa
Lokacin da crankshaft ya juya, a ƙarƙashin aikin centrifugal ƙarfi, najasa injinan da ke cikin mai suna karkata zuwa gefe ɗaya na ramin mai kuma ya zama abrasive, wanda ke sa jaridar ta sa ba daidai ba kuma tana samar da taper.
2.Scratch ko ja a saman mujallar crankshaft
Ba a canza man mai na sump ɗin mai a kan lokaci, ta yadda man mai mai ya ƙunshi manyan ƙarfe da sauran barbashi masu ɓarna da aka gauraya su cikin tazarar harsashi da mujallu don yin alama da yayyaga farfajiyar.
Kulawar tacewar iska ba ta cikin wurin, silinda liner, piston da piston zobe yana ƙaruwa tazara, tare da yashi, ƙazanta da sauran abrasives tare da konewar silinda na iskar inhalation bayan shiga cikin tarin mai, kewayawa cikin jarida da izinin ɗaukar hoto.
3.The crankshaft nakasawa
Crankshaft nakasawa yawanci lankwasawa nakasawa da nakasar torsional, da yawa nakasawa na crankshaft zai kai ga nasa da kuma alaka sassa na lalacewa, kara gajiya, crankshaft karaya da wuce kima na inji vibration.
4. karaya
Duk abubuwan da ke haifar da crankshaft journal surface crack da crankshaft lankwasa da murdiya sune musabbabin karaya.
