7000 mndandanda wa aluminiyamu aloyi ndi chotenthetsera cholimbitsa aluminium alloy ndi zinki monga chinthu chachikulu cha aloyi. Ndipo zinthu zowonjezera monga magnesium ndi mkuwa zomwe zimapatsa maubwino atatu: mphamvu yayikulu, yopepuka, komanso kukana dzimbiri. Zinthu izi zimapangitsa kuti zigwiritsidwe ntchito kwambiri m'magawo omwe ali ndi zofunikira zogwirira ntchito. Kampani yathu imayang'ana kwambiri pakupereka mankhwala apamwamba kwambiri a 7000 a aluminiyamu aloyi, kuphatikiza mbale ya aluminiyamu, ndodo ya aluminiyamu, chubu cha aluminium ndi machining, zonse zomwe zitha kusinthidwa malinga ndi zomwe mukufuna.
Tsopano tikukupatsirani kutanthauzira mwatsatanetsatane komanso mwatsatanetsatane za mawonekedwe apakati komanso kuchuluka kwa magwiridwe antchito a7000 mndandanda wa aluminiyamu aloyi.
I. Makhalidwe Antchito
Mphamvu Zapamwamba
Pambuyo pa chithandizo choyenera cha kutentha, 7000 mndandanda wa aluminiyamu alloy amatha kukhala ndi mphamvu zapamwamba kwambiri, zomwe zimapangitsa kukhala mtundu wamphamvu kwambiri wa aloyi ya aluminiyumu yomwe ilipo panopa. Mwachitsanzo, 7075 aluminiyamu aloyi ali ndi mphamvu yolimba pafupifupi 560MPa ndi mphamvu zokolola pafupifupi 500MPa. Mphamvu iyi yamphamvu imapangitsa kuti ikhale yopindulitsa kwambiri popanga zigawo zamapangidwe zomwe zimafunikira kunyamula katundu wolemera. Katundu wamphamvu kwambiri amachokera ku synergistic zotsatira za zinthu zingapo mu aloyi. Zinthu monga zinc, magnesium, ndi mkuwa zimapanga magawo olimbikitsa panthawi ya chithandizo ndi kukalamba, motero zimawonjezera mphamvu ya alloy.
Zabwino Kwambiri Kulimbana ndi Kutopa
Mukakumana ndi katundu wosinthasintha mobwerezabwereza, 7000 mndandanda wa aluminiyamu alloy amatha kukhala okhazikika, kuchepetsa chiopsezo cha kupasuka kwa kutopa. Katunduyu amapangitsa kuti ikhale yoyenera kwambiri pazamlengalenga zomwe zimakhala ndi zovuta zosinthana nthawi yayitali, monga magiya otera ndege ndi mapiko a mapiko. Kukana kutopa kwake kumapindula ndi mawonekedwe a alloy microstructural. Njere zofananira ndi zabwino, pamodzi ndi magawo olimbikitsa omwazika, zimatha kulepheretsa kuyambitsa ndi kufalikira kwa ming'alu, potero kumawonjezera kutopa kwazinthuzo.
Kukaniza Kuwonongeka Kwapakati
Kulimbana ndi dzimbiri7000 mndandanda wa aluminiyamu aloyindi yotsika pang'ono poyerekeza ndi ya 5000 mndandanda wa aluminiyamu aloyi (yomwe imagwiritsa ntchito magnesiamu ngati chinthu chachikulu cholumikizira ndipo imakhala ndi kukana kwa dzimbiri), kugwera m'gulu lapakati. M'malo owononga monga chinyezi ndi mchere, aloyi ya aluminiyamu ya 7000 imakhala ndi dzimbiri popanda chithandizo choyenera cha pamwamba. Komabe, kudzera mu njira zochizira pamwamba monga anodizing, penti, ndi electroplating, kukana kwake kwa dzimbiri kumatha kukulitsidwa kwambiri, ndikupangitsa kuti ikwaniritse zofunikira zogwiritsidwa ntchito m'malo osiyanasiyana ovuta.
Machinability ndi Weldability
The 7000 mndandanda wa aluminiyamu aloyi ali machinability zina ndipo akhoza kupangidwa pogwiritsa ntchito njira zosiyanasiyana processing monga forging, extrusion, ndi kugudubuza. Komabe, poyerekeza ndi 6000 mndandanda wa aluminiyamu aloyi (yomwe imagwiritsa ntchito magnesium ndi silicon monga zinthu zazikulu zopangira aloyi ndipo imakhala ndi ntchito yabwino yokonza), zitsulo zotayidwa za 7000 zimakhala zovuta kukonza ndipo zimafuna zida zogwirira ntchito zolimba komanso magawo opangira. Pankhani ya kuwotcherera, 7000 mndandanda wa aluminiyamu aloyi alibe weldability. Panthawi yowotcherera, zolakwika monga ming'alu ndi pores zitha kuchitika, zomwe zimafunikira kugwiritsa ntchito njira zapadera zowotcherera ndi zida zodzaza kuti zitsimikizire kuti zolumikizira zowotcherera zimakhala zabwino.
II. Njira Zochizira Kutentha
Kuchita kwa 7000 mndandanda wa aluminiyamu aloyi makamaka kumadalira njira zochizira kutentha. Njira zodziwika bwino zochizira kutentha zimaphatikizapo chithandizo chamankhwala, kuzimitsa, komanso kukalamba.
Yankho Chithandizo
The 7000 mndandanda wa aluminiyamu aloyi ndi kutentha kwa kutentha kwina kuti asungunuke kwathunthu magawo olimbikitsa mu masanjidwewo, kupanga njira yolimba yofanana. Izi zitha kupititsa patsogolo pulasitiki ndi kulimba kwa aloyi, kuyala maziko a chithandizo cha ukalamba wotsatira. Kutentha ndi nthawi ya chithandizo chamankhwala ziyenera kuyendetsedwa bwino kuti zitsimikizidwe kuti magawo olimbikitsa asungunuka kwathunthu ndikupewa zolakwika monga kuwotcha.
Kuzimitsa
Pambuyo pa chithandizo chamankhwala, aloyi ya aluminiyumu imakhazikika mwachangu kuti magawo olimbikitsa asagwere, potero amasunga njira yolimba pa kutentha kwambiri. Kuzizira kwa nthawi yozimitsa kumakhudza kwambiri ntchito ya alloy. Kuthamanga kwambiri kuzizira kungayambitse kupsyinjika kwakukulu kwamkati mu alloy, ngakhale kubweretsa kusinthika ndi ming'alu; Kuchedwetsa kwambiri kuzizira kumapangitsa kuti magawo olimbikitsa abwere msanga, kuchepetsa kulimbikitsa kwa alloy.
Chithandizo cha Ukalamba
Aluminiyamu wozimitsidwa alloy ali mu metastable state. Kupyolera mu ukalamba mankhwala (agawidwe ukalamba zachilengedwe ndi ukalamba yokumba), izo zimasungidwa pa kutentha kwa nthawi inayake, kulola supersaturated solute maatomu mu njira olimba kuti pang'onopang'ono precipitate ndi kupanga omwazikana kulimbikitsa magawo, potero kuwonjezera mphamvu aloyi ndi kuuma. Kukalamba kwachilengedwe kumachitika pa kutentha. Ngakhale kuti ukalamba umakhala wochedwa, ukhoza kukwanitsa kuchita bwino kwambiri. Kukalamba kochita kupanga, komano, kumachitika pa kutentha kwakukulu, ndi kukalamba mofulumira komwe kumatha kufika mwamsanga mphamvu yofunikira. Komabe, zitha kukhala ndi zotsatira zina pakulimba kwa alloy.
III. Magiredi Odziwika Kwambiri ndi Magawo Ogwiritsa Ntchito
7075 Aluminiyamu Aloyi
Aluminiyamu 7075 aloyi ndi imodzi mwamagiredi akale kwambiri komanso omwe amagwiritsidwa ntchito kwambiri m'gulu la 7000 la banja la aluminiyamu aloyi. Chifukwa cha mphamvu zake zazikulu komanso kulimba kwake, imagwiritsidwa ntchito kwambiri popanga zida zonyamula katundu za ndege, monga mapiko a mapiko, mafelemu a fuselage, ndi magiya otera. M'munda wamlengalenga, kugwiritsa ntchito aloyi ya 7075 aluminiyamu kwakhala ndi mbiri yayitali ndipo kwathandizira kwambiri pakukula kwa ndege zopepuka komanso zogwira ntchito kwambiri. Komanso, a7075 aluminium alloyamagwiritsidwanso ntchito pazida zamasewera apamwamba, monga mafelemu a njinga ndi makalabu a gofu, kuti akwaniritse zofuna za okonda masewera pazida zamphamvu kwambiri komanso zopepuka.
7050 Aluminiyamu Aloyi
Aluminiyamu 7050 aloyi ali ndi mawonekedwe opangidwa bwino. Zirconium (Zr) imagwiritsidwa ntchito m'malo mwa chromium (Cr) kuyeretsa mbewu, ndikuwonjezera mkuwa (Cu) wokhutira ndikusintha kuchuluka kwa zinc (Zn) ku magnesium (Mg). Izi zimapangitsa kuti ikhale yamphamvu kwambiri, kupirira bwino kwa dzimbiri, komanso kulimba kwa fracture. M'munda wamlengalenga, aloyi ya aluminiyamu ya 7050 yagwiritsidwa ntchito bwino pazigawo zazikulu za F/A - 18 ndege zankhondo ndi ndege za Boeing 777, monga mapiko a mapiko ndi mafelemu a fuselage. Komanso, zitsulo zotayidwa za 7050 zikugwiritsidwa ntchito pang'onopang'ono m'masitima othamanga kwambiri, makampani oyendetsa galimoto, ndi madera ena kuti apange zigawo zomwe zimafunikira kupirira katundu waukulu ndi zovuta zovuta.
Ndi chitukuko chofulumira cha mafakitale monga zakuthambo, chitetezo cha dziko ndi asilikali, ndi kupanga zipangizo zamakono, zofunikira zapamwamba zimayikidwa pa ntchito ya 7000 mndandanda wazitsulo zotayidwa. M'tsogolomu, kupanga ma aloyi a aluminiyamu a 7000 kudzapita ku mphamvu zapamwamba, kulimba kwapamwamba, kukana kwa dzimbiri bwino, ndikuchita bwino kwambiri. Mwa kukhathamiritsa kamangidwe ka aloyi, kuwongolera njira zochizira kutentha ndi matekinoloje ochiritsira pamwamba, ndikupanga njira zatsopano zopangira ndi kupanga, magwiridwe antchito ndi mtundu wa 7000 mndandanda wazitsulo zotayidwa zidzakulitsidwa mosalekeza kuti zikwaniritse zomwe zikukula kwambiri. Monga kutsogolera zotayidwa aloyi katundu mu makampani, ife osati kupereka apamwamba 7000 mndandanda mbale zotayidwa, mipiringidzo, ndi machubu komanso okonzeka ndi zipangizo zamakono monga CNC machining malo, CNC lathes, ndi makina mwatsatanetsatane mphero. Timathandizira ntchito yokhazikika kuyambira pakugulitsa zinthu mpaka kumaliza kukonza zinthu kuti zitsimikizire kuti zoperekedwa zimakwaniritsa miyezo yokhazikika. Lumikizanani nafe tsopano kuti mupeze mayankho makonda amitundu 7000 ya aluminiyamu!
Nthawi yotumiza: Jun-03-2025