Menene Aikin Fin Fin Akan Piston?
2021-12-24
Aikin fistan fil shine haɗa piston da ƙaramin ƙarshen sandar haɗawa, da watsa ƙarfi tsakanin fistan da sandar haɗi.
Fitin fil ɗin yana ɗaukar nauyin girgiza lokaci-lokaci, kuma yana jujjuyawa da kansa, kuma yana aiki ƙarƙashin ƙarancin yanayin sa mai. Don haka, ana buƙatar fil ɗin piston don samun isasshen ƙarfi da ƙarfi, ƙaƙƙarfan yanayi mai kyau, juriya mai kyau, da nauyi mai sauƙi. Filan fistan gabaɗaya ana yin su ne da silinda maras tushe, waɗanda aka yi da ƙaramin ƙarfe mai ƙarancin carbon da ƙaramin ƙarfe mai ƙarancin carbon. A waje yana da carburized kuma an kashe shi don ƙara taurin. Bayan kammalawa, an goge shi don samun daidaito mai girman girma da ƙarewar saman.
Tsarin asali na fil ɗin piston jiki ne mai kauri mai kauri, kuma wasu suna da sassa daban-daban na sassan giciye bisa ga buƙatun ƙarfin daidai.
Akwai hanyoyi guda biyu don haɗa fil ɗin piston zuwa ramin wurin zama na piston da sandar haɗawa ƙaramin ƙarshen bushing rami: cikakken haɗi mai iyo da haɗin kai-hannu.
Cikakkun haɗin kai yana nufin cewa lokacin da injin ɗin yake a yanayin zafin aiki na yau da kullun, fitin fistan na iya juyawa da yardar kaina a cikin ramin wurin zama na piston da kuma sandar haɗin ƙaramin rami na hannun riga. Kamar yadda aka nuna a cikin adadi, tare da cikakken haɗin kai, fitin fistan zai iya tsayayya da nauyin tasiri mai girma, ya sawa da yawa, kuma yana da tsawon rayuwar sabis, amma tsarin taro ya fi rikitarwa. Lokacin hada fistan alloy na aluminum da fistan fistan, ya kamata a dumama piston a cikin ruwa ko mai a zafin jiki na 70-90 ℃ don faɗaɗa ramin wurin zama na piston kafin saka fil ɗin piston. Domin hana jujjuyawar axial na fil ɗin fistan, ana kuma shigar da zoben karye a ƙarshen kujerar fil ɗin.
Haɗin Semi-Semi- iyo yana nufin cewa an saita wuri ɗaya tsakanin fil ɗin piston da ramin wurin zama na piston da ƙaramin sanda mai haɗawa. Ana daidaita madaidaicin fistan ɗin gabaɗaya zuwa sandar haɗawa ƙaramin ƙarshen.Kullun da aka nuna kuma ana gyara su tare da fil ɗin piston da ƙaramin ƙarshen haɗin haɗin ta hanyar tsangwama. Tun da babu motsin dangi tsakanin fitin fistan da sandar haɗin kai, babu buƙatar zoben karye don taƙaita wurin axial na fil ɗin piston, wato, madaidaicin haɗin piston fil ɗin ba shi da zoben karye, kuma a can. ba bushing a ƙaramin ƙarshen sandar haɗawa. Fitin fistan mai ɗaki-daki na iya rage hayaniyar injin kuma ya kawar da yiwuwar hatsarori da zoben karye ya haifar. Ana amfani da shi mafi yawa a cikin injuna masu saurin sauri, irin su Cherokee da Cheetah, da sauransu.
B-Semi-mai iyo
