1 Ukusetshenziswa kwe-aluminium alloy embonini yezimoto
Njengamanje, ngaphezu kuka-12% kuya ku-15% wokusetshenziswa kwe-aluminium emhlabeni wonke kusetshenziswa imboni yezimoto, kanti amanye amazwe athuthukile adlula ama-25%. Ngo-2002, yonke imboni yezimoto yaseYurophu yadla amathani angaphezu kwesigidi esingu-1.5 we-aluminium alloy ngonyaka. Cishe amathani angama-250,000 wemethrikhi asetshenziselwa ukukhiqizwa kwemizimba, amathani angama-800,000 wemethrikhi yokukhiqiza amasistimu okuhambisa izimoto, kanye namathani angama-428,000 engeziwe okukhiqiza ukushayela nezinhlelo zokumiswa. Kusobala ukuthi imboni yokukhiqiza izimoto isiphenduke umthengi omkhulu wezinto ze-aluminium.
2 Izidingo Zobuchwepheshe ZamaSpredishithi Esitembu se-Aluminium Ekunyatheleni
2.1 Izidingo Zokwakhiwa Nokufa Kwamashidi E-Aluminium
Inqubo yokwenza i-aluminium alloy ifana neyamaphepha ajwayelekile abandayo, okungenzeka ukunciphisa udoti kanye nokukhiqizwa kwe-aluminium scrap ngokungeza izinqubo. Nokho, kunomehluko ezidingweni zokufa uma kuqhathaniswa namashidi agoqwe abandayo.
2.2 Isitoreji Sesikhathi Eside Samashidi E-Aluminium
Ngemuva kokuqina kokuguga, amandla okukhiqiza amashidi e-aluminium ayanda, anciphisa ukucutshungulwa kwawo onqenqemeni. Lapho wenza ama-dies, cabanga ukusebenzisa izinto ezihlangabezana nezidingo zokucaciswa okuphezulu futhi wenze isiqinisekiso sokuthi kungenzeka yini ngaphambi kokukhiqiza.
Uwoyela owelulayo/wokugqwala ovimbela ukugqwala osetshenziselwa ukukhiqizwa uthambekele ekuguquguqukeni. Ngemuva kokuvula iphakethe leshidi, kufanele lisetshenziswe ngokushesha noma lihlanzwe futhi ligcotshwe ngamafutha ngaphambi kokugxivizwa.
Ingaphezulu lithambekele ekubeni ne-oxidation futhi akufanele ligcinwe endaweni evulekile. Ukuphathwa okukhethekile (ukupakishwa) kuyadingeka.
Izidingo Ezi-3 Zobuchwepheshe Ze-Aluminium Stamping Sheets in Welding
Izinqubo zokushisela eziyinhloko ngesikhathi sokuhlanganisa imizimba ye-aluminium alloy zihlanganisa ukushisela ukumelana, ukushisela okubandayo kwe-CMT, ukushisela kwe-tungsten inert gas (TIG), i-riveting, punching, kanye nokugaya/ukupholisha.
3.1 Ukushisela ngaphandle kwe-Riveting ye-Aluminium Sheets
Izingxenye zeshidi le-Aluminium ngaphandle kwe-riveting zakhiwe ngokukhipha okubandayo kwezingqimba ezimbili noma ngaphezulu zamashidi ensimbi usebenzisa imishini yokucindezela kanye nesikhunta esikhethekile. Le nqubo idala amaphuzu okuxhumana ashumekiwe anamandla athile okuqina namandla okugunda. Ubukhulu bamashidi axhumayo bungafana noma buhluke, futhi bangaba nezingqimba zokunamathisela noma ezinye izendlalelo eziphakathi nendawo, ngezinto ezifanayo noma ezihlukile. Le ndlela ikhiqiza ukuxhumana okuhle ngaphandle kwesidingo sezixhumi ezisizayo.
3.2 I-Resistance Welding
Njengamanje, i-aluminium alloy resistance welding ngokuvamile isebenzisa i-medium-frequency noma i-high-frequency resistance resistance. Le nqubo yokushisela incibilikisa insimbi eyisisekelo phakathi kobubanzi be-electrode yokushisela ngesikhathi esifushane kakhulu ukuze yakhe idamu lokushisela,
izindawo zokushisela ziyapholisa ngokushesha ukuze zakhe ukuxhumana, namathuba amancane okukhiqiza uthuli lwe-aluminium-magnesium. Iningi lentuthu yokushisela ekhiqizwayo inezinhlayiya ze-oxide ezivela ebusweni bensimbi nokungcola okungaphezulu. Umoya okhipha umoya wendawo unikezwa ngesikhathi senqubo yokushisela ukuze kususwe lezi zinhlayiya ngokushesha emkhathini, futhi kunothuli oluncane lwe-aluminium-magnesium.
3.3 I-CMT Cold Transition Welding kanye ne-TIG Welding
Lezi zinqubo ezimbili zokushisela, ngenxa yokuvikelwa kwegesi ye-inert, zikhiqiza izinhlayiya zensimbi ezincane ze-aluminium-magnesium emazingeni okushisa aphezulu. Lezi zinhlayiya zingangena endaweni yokusebenza ngaphansi kwesenzo se-arc, zibeka ingozi yokuqhuma kothuli lwe-aluminium-magnesium. Ngakho-ke, izinyathelo zokuphepha kanye nezinyathelo zokuvimbela nokwelashwa kokuqhuma kothuli kuyadingeka.
4 Izidingo Zobuchwepheshe ZamaSpredishithi A-Aluminium Stamping ku-Edge Rolling
Umehluko phakathi kokugoqeka konqenqema lwe-aluminium alloy kanye nokugoqa onqenqemeni lweshidi eligoqeke ngendlela ebandayo ubalulekile. I-Aluminium idonsa kancane kunensimbi, ngakho ukucindezela okukhulu kufanele kugwenywe ngesikhathi sokuginqika, futhi isivinini sokugingqa kufanele sihambe kancane, ngokuvamile sibe ngu-200-250 mm/s. I-engeli ngayinye egoqayo akumele idlule ku-30°, futhi ukugingqeka okumise okuka-V kufanele kugwenywe.
Izidingo zokushisa ze-aluminium alloy rolling: Kufanele yenziwe ekamelweni lokushisa elingu-20 ° C. Izingxenye ezithathwe ngokuqondile endaweni ebandayo akufanele zigoqeke ngokushesha.
5 Amafomu Nezici Zokugoqa Umphetho WamaSpredishithi E-Aluminium Stamping
5.1 Amafomu Okugingqwa Kwe-Edge Yamashidi Esitembu se-Aluminium
Ukugingqa okuvamile kuqukethe izinyathelo ezintathu: ukugoqa kuqala, ukugoqa okwesibili, nokuginqika kokugcina. Lokhu kuvame ukusetshenziswa uma zingekho izidingo ezithile zamandla futhi ama-angles e-flange eplate angaphandle ajwayelekile.
Ukugingqa kwesitayela sase-Europe kuqukethe izinyathelo ezine: ukugingqa kokuqala, ukugoqa okwesibili, ukuginqika kokugcina, kanye nokuginqika kwesitayela saseYurophu. Lokhu kuvame ukusetshenziselwa ukugoqa onqenqemeni olude, njengamakhava angaphambili nangemuva. Ukuginqika kwesitayela saseYurophu nakho kungasetshenziswa ukunciphisa noma ukuqeda amaphutha angaphezulu.
5.2 Izici Ze-Edge Rolling Ye-Aluminium Stamping Sheets
Okokusebenza kwengxenye ye-aluminium, isikhunta esingaphansi kanye nebhulokhi yokufaka kufanele kupholishwe futhi kunakekelwe njalo nge-sandpaper engu-800-1200# ukuze kuqinisekiswe ukuthi azikho izinsalela ze-aluminium ezikhona ngaphezulu.
6 Izimbangela Ezihlukahlukene Zokukhubazeka Okubangelwa Ukugingqika Komphetho WamaSpredishithi E-Aluminium Stamping
Izimbangela ezihlukahlukene zokukhubazeka okubangelwa ukugoqa onqenqemeni kwezingxenye ze-aluminium kukhonjisiwe etafuleni.
Izidingo Eziyisi-7 Zobuchwepheshe Zokumboza Amashidi Esitembu se-Aluminium
7.1 Izimiso Nemithelela Yokugeza Amanzi Ukudlula Kwe-Aluminium Stamping Sheets
I-passivation yokugeza amanzi ibhekisela ekususeni ifilimu ye-oxide eyakheke ngokwemvelo kanye namabala kawoyela ebusweni bezingxenye ze-aluminium, nangokusabela kwamakhemikhali phakathi kwe-aluminium alloy nesisombululo esine-asidi, okwenza ifilimu ye-oxide eminyene endaweni yokusebenza. Ifilimu ye-oxide, amabala kawoyela, i-welding, ne-adhesive bonding phezu kwezingxenye ze-aluminium ngemva kokugxiviza konke kunomthelela. Ukuze kuthuthukiswe ukunamathela kokunamathela kanye nama-welds, inqubo yamakhemikhali isetshenziselwa ukugcina ukuxhumana okunamathelayo okuhlala isikhathi eside kanye nokuzinza kokumelana phezulu, kuzuzwe ukushisela okungcono. Ngakho-ke, izingxenye ezidinga i-laser welding, i-cold metal transition welding (CMT), nezinye izinqubo zokushisela zidinga ukudlula ukugeza amanzi.
7.2 Inqubo Yokugeleza Kokugeza Amanzi Ukudlula Kwe-Aluminium Stamping Sheets
Indawo yokugezela amanzi ihlanganisa indawo yokuwasha, indawo yokuwasha amanzi ezimbonini, indawo yokudlula, indawo yokugeza amanzi ehlanzekile, indawo yokomisa, kanye nesistimu yokukhipha umoya. Izingxenye ze-aluminium ezizophathwa zifakwa kubhasikidi wokuwasha, zilungiswe, futhi zehliselwe ethangini. Emathangeni aqukethe ama-solvents ahlukene, izingxenye zihlanjululwa ngokuphindaphindiwe nazo zonke izixazululo zokusebenza ku-tank. Wonke amathangi afakwe amaphampu okujikeleza kanye nama-nozzles ukuqinisekisa ukuhlanzwa okufanayo kwazo zonke izingxenye. Ukugeleza kwenqubo yokugeza amanzi kungokulandelayo: ukwehlisa amafutha 1→ukwehlisa amafutha 2→ukugeza amanzi 2→ukugeza amanzi 3→ukudlula →ukugeza ngamanzi 4→ukugeza amanzi 5→ukugeza ngamanzi 6→ukoma. Izinsimbi ze-aluminium zingeqa ukugeza amanzi 2.
7.3 Inqubo Yokomisa Yokugeza Amanzi Ukudlula I-Aluminium Stamping Sheets
Kuthatha cishe imizuzu engu-7 ukuthi izinga lokushisa lengxenye likhuphuke lisuka ekamelweni liye ku-140 ° C, futhi isikhathi esincane sokuphulukisa izinto zokunamathisela imizuzu engu-20.
Izingxenye ze-aluminium ziphakanyiswa kusuka kumazinga okushisa ekamelo kuya ezingeni lokushisa lokubamba cishe imizuzu eyi-10, futhi isikhathi sokubamba i-aluminium cishe imizuzu engama-20. Ngemva kokubamba, iyapholiswa isuka ekushiseni okuzibambele yona iye ku-100°C cishe imizuzu eyi-7. Ngemva kokubamba, ipholiswa ekamelweni lokushisa. Ngakho-ke, yonke inqubo yokumisa izingxenye ze-aluminium imizuzu engama-37.
8 Isiphetho
Izimoto zesimanje zithuthukela ekuqondeni okungasindi, okunesivinini esikhulu, okuphephile, okunethezekile, okunezindleko eziphansi, ezikhipha umoya omncane, kanye nezikhombisi-ndlela ezonga amandla. Ukuthuthukiswa kwemboni yezimoto kuhlobene kakhulu nokusebenza kahle kwamandla, ukuvikelwa kwemvelo, nokuphepha. Ngokuqwashisa okwandayo kokuvikelwa kwemvelo, izinto zeshidi le-aluminium zinezinzuzo ezingenakuqhathaniswa ezindlekweni, ubuchwepheshe bokukhiqiza, ukusebenza kwemishini, kanye nentuthuko eqhubekayo uma kuqhathaniswa nezinye izinto ezingasindi. Ngakho-ke, i-aluminium alloy izoba yinto ethandwayo engasindi embonini yezimoto.
Ihlelwe nguMay Jiang evela kwaMAT Aluminium
Isikhathi sokuthumela: Apr-18-2024
