Kayan motociCars

Piston zobba

Ana iya haɗa zoben piston tare da karamin rata, ba a rufe ba. Su ne a GROOVES a kan m ganuwar da pistons a duk iri fistan injuna (kamar tururi injuna , ko ciki konewa engine).

Me yasa muke bukatan zoben piston?

1. Domin kulle ɗakin konewa. Ƙungiyar motsa jiki yana ƙara ƙara matsawa. Tare da ƙwaƙwalwa, fashe ko ƙananan zobba, injin bazai fara ko rasa iko ba.
2. Don inganta canja wurin zafi ta wurin ganuwar Silinda. Zobba suna taimakawa wajen cirewar zafi daga piston, saboda haka hana overheating.
3. Domin rage mai amfani ga engine (a biyu-bugun jini dizal da kuma duk hudu-bugun jini ciki konewa engine).

Yaya aka shirya tsawan piston?

Haɗin gwiwa (ɗaya makullin) yana samuwa tsakanin iyakar sautin piston. Lokacin da piston yake a cikin Silinda, an rufe kulle kulle - har zuwa ɓangarori da dama na millimeter. Ya faru ne wanda bai dace ba (don ICE na hudu) da kuma madaidaiciya. Ana ɗaure zobba a cikin ragi don haka kusurwa a tsakanin gidajen abinci daidai yake (2 zobba - 180 digiri, 3 zobba - 120 digiri). Sakamakon shine labyrinth wanda ya rage karfin gas.

Zobba suna da musa da matsawa. Rashin cire man yana kare yankin mai konewa daga man fetur shigar da ita daga matatar. Sun cire man fetur mai haɗari daga Silinda. Saka scraper zobba kasa matsawa. Suna da ta-cuts. A cikin injuna biyu na hakar mai da ke ciki, mai amfani da man fetur ba a amfani dashi, tun da man fetur ya kone tare da man fetur. A halin yanzu, akwai simintin gyaran ƙarfe ko ƙarfe na karfe tare da masu fadada sprinkler. Kayan abu mai sauƙi ne kuma mai rahusa don yi, don haka suna da yawa fiye da kaya.

Kwangwalin piston matsawa sun kariya daga matashin injiniya daga gusts na gas daga ɗakin konewa. A cikin kyauta na sautin ringi, ƙananan diamita mafi girma daga diamita mai ciki. Saboda wannan dalili, an cire ɓangare na samfurin. An kira wurin cutout kulle. Yawanci, ba fiye da uku irin waɗannan zobba suna saka a kan piston daya ba, domin dalili cewa ƙimar compact na piston yayi dan kadan, kuma asarar ƙãra ya karu. A kan ICE guda biyu, a matsayin mai mulkin, shigar da zoben biyu. Sashin giciye mafi yawan ƙwanan ƙwaƙwalwa shine rectangular. Ƙashin yana da wani chamfer, wanda ya raguwa, ko kuma bayanan martaba. Lokacin da injiniyar ke aiki, ƙuƙwalwar suna daɗaɗɗe (wannan yana ba da rata a cikin tsagi), wanda ke taimakawa wajen tafiyar da su.

Yiwa zoben piston

Harkokin kimiyya da matakai na masana'antu ya kamata su samar da samfurin samfurin, wanda a cikin wata ƙasa kyauta zai haifar da matakan matsa lamba a yanayin aiki. An yi amfani da zoben piston mai ƙarfi da ƙarfe mai launin baƙin ƙarfe, tun da yake yana da daidaitattun dabi'u na haɓaka da ƙarfi, ƙarfin hali mai kyau, kyawawan kayan haɓaka. Har ila yau, ana amfani da Additives na haɓaka (na musamman na rubutun porous chromium, na kange molybdenum, da yaduwa a cikin jet plasma, mai yumbura, kwakwalwan lu'u-lu'u), wanda ke taimakawa wajen karuwa a cikin samfurori masu ƙarfin zafi.

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