Gabatarwa: Silinda liner shine sashin zuciya na injin. Fuskokinta na ciki, tare da saman fistan, zoben fistan, da saman saman kan silinda, sun zama ɗakin konewar injin, kuma suna jagorantar motsi na madaidaiciyar motsi na piston. Tsarin ciki na Silinda duka farfajiyar taro ne da filin aiki, kuma ingancin sarrafa shi yana shafar aikin taro da aikin sabis na injin.
Kafin Fabrairun 2008, matsaloli masu zuwa sun kasance a cikin injinan silinda na ruwa na cikin gida na kasar Sin:
① The aiki matakin na kasar Sin ta cikin gida masana'antu ne low, ciki bango na Silinda liner ne Ya sanya daga talakawa honing raga, da lubrication da gogayya rage sakamako ne matalauta, da sabis rayuwa na Silinda liner ne takaice, da engine makamashi amfani ne high. , kuma fitar da iska ta wuce misali;
②A aiki zafin jiki na konewa dakin ne sama da 1000 ℃ a lokacin da aiki tsari na engine, da kuma fusing lalacewa ne mai sauqi don samar da carbon adibas, sakamakon abrasive lalacewa. Yana rage farashin kula da injin silinda na ruwa mai tsada sosai;
③ Kafin Fabrairu 2008, mafi yawan silinda liners na marine marine injuna da aka yi da high phosphorus simintin ƙarfe, boron simintin ƙarfe, vanadium titanium jefa baƙin ƙarfe, low alloy simintin ƙarfe, da dai sauransu Ko da yake an yi amfani da wasu alloying abubuwa a cikin dabara, da m inji Properties na kayan Low ƙarfi da taurin, matalauta lalacewa juriya, gajeren samfurin rayuwa, wuya a saduwa da bukatun na marine ruwa injuna; Kyakkyawan aiki, babban madaidaici da ƙananan rawar jiki, kayan aikin silinda na yanzu kafin Fabrairu 2008 ba zai iya cika buƙatun ba.

nau'i biyu na marine liner: busassun layin da rigar liner
1. Busassun layin silinda yana nufin cewa saman silinda ba ya taɓa mai sanyaya. Don tabbatar da tasirin ɓarkewar zafi da matsayi na layin Silinda, da samun isassun yanki na ainihin lamba tare da shingen Silinda, saman busassun busassun silinda da saman ciki da waje na rami mai ɗaukar silinda wanda ke aiki tare da shi. suna da daidaiton mashin ɗin. Busassun layukan silinda suna da bangon sirara kuma wasu suna da kauri 1mm kawai. Ƙarshen ƙarshen da'irar waje na busassun layin silinda yana da ƙaramin kusurwar taper don danna shingen Silinda. saman busassun busassun busassun (ko kasan silinda bore) yana samuwa tare da ko ba tare da flanges ba. Flanged yana da ƙarancin tsangwama saboda flange yana taimakawa wajen sanya shi.
Abubuwan da ake amfani da silinda busassun busassun busassun shine cewa ba shi da sauƙi don zubewa, tsayin daka na tsarin silinda yana da girma, yawan jiki yana da ƙananan, babu cavitation, kuma nisa tsakanin cibiyoyin silinda ƙananan ne; lahani ba su da kyau don gyarawa da maye gurbinsu, da rashin zafi mai zafi. A cikin injuna masu diamita na kasa da 120mm, ana amfani da shi sosai saboda ƙananan kayan zafi. Masu masana'antun silinda ba tare da mai ba sun yi imanin cewa yana da kyau a ambaci cewa busasshen layin silinda na injunan diesel na ketare yana haɓaka cikin sauri.
2. Fuskar jigon layin silinda kai tsaye yana hulɗa da na'urar sanyaya, kuma kaurin bangonsa ya fi na busasshiyar silinda. Matsayin radial na jigon Silinda gabaɗaya ya dogara ne akan babba da ƙananan belun belin da ke fitowa na shekara-shekara waɗanda ke yin aiki tare da ratar da ke tsakanin shingen Silinda, kuma madaidaicin axial shine amfani da ƙaramin jirgin sama na flange na sama. An rufe ƙananan ɓangaren silinda ta hanyar 1 zuwa 3 masu jure zafi da zoben rufewa na roba mai jurewar mai. Tare da karuwar ƙarfin ƙarfafa injunan dizal, cavitation na jika na silinda ya zama babbar matsala, don haka wasu injinan silinda na dizal suna da zoben rufewa guda uku, kuma ɓangaren na ƙarshe yana hulɗa da coolant, wanda zai iya. ba wai kawai guje wa tsatsa na aikin aiki ba, Yana da sauƙi don tarwatsawa da tarawa, kuma yana iya ɗaukar rawar jiki da rage cavitation. Wasu na sama da na tsakiya biyu an yi su ne da robar roba na ethylene-propylene don rufe abin sanyaya; ƙananan an yi shi da kayan silicone don rufe mai, kuma ba za a iya shigar da biyu ba daidai ba. Wasu kuma suna sanya zoben rufewa a kan silinda don inganta tsayayyen layin silinda. Babban ɓangaren silinda na silinda gabaɗaya an rufe shi da takardar ƙarfe akan ƙananan jirgin sama na flange (jan karfe ko gasket na aluminum, ana amfani da gasket na aluminum don jikin silinda na silinda, ba a yarda da gasket jan ƙarfe don guje wa lalatawar electrochemical).