Ho lahla lehlabathe ke mokhoa o tloaelehileng haholo oa hokoporoli-gaskets tse sebelisoang tlhahiso ea lehlabathe, e nang le melemo ea ho ikamahanya le maemo le ho itokisa habonolo ha tlhahiso.Leha ho le joalo, ho nepahala ha dimensional, boleng ba bokaholimo, le boleng ba ka hare ba li-castings tse hlahisoang ke mokhoa ona li hole le ho fihlela litlhoko tsa likarolo tsa mochini, mme ts'ebetso ea tlhahiso e rarahane le ho feta, mme ho phethahala ha tlhahiso ea mochini le e ikemetseng ho hloka matsete a maholo.Tlhahisong ea likarolo tse ling tse khethehileng le litlhoko tse khethehileng tsa tekheniki Litsupa tsa tekheniki le tsa moruo li batla li le tlase, ka hona ts'ebeliso ea lehlabathe la tlhahiso ea lihlahisoa e lekanyelitsoe ho isa bohōleng bo itseng.Ntle le ho lahla lehlabathe, ho lahla ho khethehileng ho thehile mefuta e meng ea mekhoa e fapaneng ea ho lahla lehlabathe ka ho fetola thepa ea ho lahla, mokhoa oa ho tšela, mofuta oa motsoako oa metsi o tlatsang hlobo ea ho lahla, kapa maemo a tiileng a ho lahla.Basebetsi ba Foundry ba bua ka mekhoa e meng ea ho lahla e fapaneng le mokhoa oa ho lahla lehlabathe e le ho lahla ho khethehileng.Mekhoa e tloaelehileng e khethehileng ea ho lahla indastering ea tlhahiso ea mechini ke:
1. Ts'ebetso ea lichelete.Ke mokhoa oa ho lahla li-casting tse sehiloeng kapa tse sehiloeng hanyane ka nepo e phahameng ea maemo le boleng bo tlase ba bokaholimo bo sebelisang mefuta ea fusible le likhetla tse sebetsang hantle;ho akhela hlobo ea tšepe.Ke mokhoa oa ho sebelisa hlobo ea tšepe ho eketsa lebelo la pholileng la ho lahla, ho finyella mofuta o le mong oa mefuta e mengata, le ho fumana ho lahla ka mohaho o teteaneng oa kristale.
2. Ho ntša khatello.Ke mokhoa oa ho fumana li-castings tse nepahetseng ka ho fetola ho tlatsa le ho kristale le ho tiisa maemo a li-alloys tsa metsi, e le hore li-alloys tsa metsi li tlatse hlobo tlas'a khatello e phahameng le maemo a lebelo le phahameng, 'me li thehoe le ho khanya ka tlas'a khatello e phahameng, kahoo li fumana li-castings tse nepahetseng;foam e lahlehileng.Ke mofuta oa polasetiki o nang le foamed o tšoanang ka boholo le sebopeho sa ho lahla, o kopantsoeng le ho kopanngoa ho ba lelapa la mohlala, o phunyeletsoeng ka seaparo sa refractory 'me o omisitsoe, o patoa ka lehlabathe la quartz bakeng sa mohlala oa vibration, ebe o tšeloa ka tšepe e nang le metsi tlas'a maemo a itseng ho etsa mohlala.
3. Ho theola khatello e tlaase.Ke mokhoa oa ho lahla pakeng tsa matla a khoheli a akhelang koporo e se nang loto, e bolelang mokhoa oa ho kenya tšepe e qhibilihisitsoeng ka har'a foromo tlas'a ketso ea matla a khoheli a lefatše, le ho laola khatello.Ka ho fetola maemo a ho tlatsa le ho tiisa, motsoako oa mokelikeli o tlatsitsoe ka mokhoa o tsitsitseng ho tloha tlase ho ea holimo tlas'a boemo ba khatello e tlaase le lebelo le tlaase, 'me o kristale le ho tiisa ka tatellano ho tloha holimo ho ea tlase tlas'a ketso ea khatello e tlaase, e le ho fumana li-castings tsa boleng bo phahameng tse nang le mohaho o teteaneng.
Nako ea poso: Jun-15-2022