I-Aluminium rod butt welding iyinqubo esetshenziswa kabanzi ezinhlelweni ezihlukahlukene zezimboni, eyaziwa ngamandla ayo okudala ama-welds aqinile futhi ahlala isikhathi eside. Isici esisodwa esibalulekile sale nqubo ukushisa kwangaphambi kwesikhathi, okuhlanganisa ukukhuphula izinga lokushisa kwezinduku ze-aluminium ngaphambi kokuba zishiselwe ndawonye. Kulesi sihloko, sizohlola ukubaluleka kanye nezinzuzo zokushisa ngaphambili emishini yokushisela ye-aluminium rod butt.
1. Ukunciphisa Ukucindezeleka
Ukushisa kwangaphambi kwesikhathi kudlala indima ebalulekile ekwehliseni izingcindezi ezinsalela ezingase zenzeke ngesikhathi senqubo yokushisela. I-Aluminium, njengezinye izinsimbi eziningi, inomkhuba wokugoqeka futhi yandise njengoba ifudunyezwa futhi ipholiswa. Lapho izinti ze-aluminium zishiswa ngokushesha futhi zishiselwe ngaphandle kokushisisa, umehluko obalulekile wokushisa ungakhula ngaphakathi kwempahla. Lokhu kushisa okusheshayo nokupholisa kungaholela ekwakhekeni kokucindezeleka kwangaphakathi, okunganciphisa i-weld kanye nezinto ezizungezile.
Ngokushisa kuqala izinti ze-aluminium, lokhu kuhluka kwezinga lokushisa kuyancishiswa. Inqubo yokushisa kancane kancane ivumela ukusatshalaliswa kwezinga lokushisa okufanayo kulo lonke impahla. Ngenxa yalokho, i-weld joint kanye nezindawo ezizungezile zithola ukucindezeleka okuncishisiwe, okuholela ekushiseni okunamandla futhi okuthembekile.
2. Ukuvimbela Ukuqhekeka
I-Aluminium isengozini yokuqhekeka ngesikhathi senqubo yokushisela, ikakhulukazi uma kunezinguquko ezingazelelwe zokushisa. Ukushisa kuqala kusiza ukuvimbela ukwakheka kwemifantu ngokuqinisekisa izinga lokushisa elilawulwayo nelihamba kancane likhuphuka futhi lehle. Imifantu ingafaka engcupheni ubuqotho be-weld futhi inciphise amandla ayo, okwenza ukushisa kuqala kube isinyathelo esibalulekile ekugwemeni amaphutha okushisela.
3. Ukushisela Okuthuthukisiwe
Imishini yokushisela izinqe ze-aluminium ivamise ukusebenza ngamamaki ahlukahlukene nobukhulu bezinduku ze-aluminium. Ukushisa kuqala kungathuthukisa ukushisela kwalezi zinto ezihlukene ngokuthuthukisa izimo zenqubo yokushisela. Ivumela i-aluminium ukuthi ifinyelele izinga lokushisa lapho ikwazi ukwamukela khona ukushisa okushiselayo, okuholela ekuhlanganisweni okuthuthukisiwe phakathi kwezinduku.
4. I-Porosity Encishisiwe
Ukushisa kuqala kungasiza futhi ukunciphisa ukwakheka kwamaphakethe wegesi noma ama-voids ngaphakathi kwe-weld, eyaziwa ngokuthi i-porosity. Uma i-aluminium ishiselwa ngokushesha, noma imaphi amagesi avaleleke, njenge-hydrogen noma umoya-mpilo, angase aphume obonakalayo, enze izikhala ekushiseleleni. Lawa ma-voids angenza i-weld ibe buthaka futhi ibeke engcupheni ikhwalithi yayo. Ukushisa kwangaphambi kwesikhathi kunciphisa amathuba okuba negesi futhi kukhuthaze ukushisela okufanayo, okuqinile.
5. Amandla Ahlanganisiwe Athuthukisiwe
Ekugcineni, umgomo oyinhloko wokushisa ngaphambili ku-aluminium rod butt welding ukukhiqiza amandla aphezulu, ama-welds athembekile. Ngokunciphisa ukucindezeleka, ukuvimbela imifantu, ukuthuthukisa i-weldability, nokunciphisa i-porosity, ukushisa kwangaphambi kokushisa kunomthelela ekudalweni kwamalunga e-weld anezakhiwo eziphakeme zemishini. Lawa majoyinti akhombisa amandla anyukile, i-ductility, kanye nokumelana nokwehluleka, okuqinisekisa ukuthi ahlangabezana nezidingo eziqinile zezicelo ezahlukahlukene zezimboni.
Sengiphetha, ukushisa kuqala emishinini yokushisela i-aluminium rod butt kuyisinyathelo esibalulekile esithonya kakhulu izinga nokusebenza kwama-welds akhiqizwayo. Isebenza ukunciphisa ukucindezeleka, ukuvimbela imifantu, ukuthuthukisa weldability, ukunciphisa porosity, futhi ekugcineni ngcono amandla ahlangene. Ukufaka ukushisa kwangaphambi kwesikhathi enqubweni yokushisela kubalulekile ukuze kuzuzwe ukushiselwa kwenduku ye-aluminium okuhlala isikhathi eside futhi okunokwethenjelwa, okwenza kube indlela ebalulekile ezilungiselelweni eziningi zezimboni.
Isikhathi sokuthumela: Sep-06-2023
