
Mukamva 'kuyika ndalama,' malingaliro amalumphira ku mapangidwe a sera ndi zipolopolo za ceramic. The maziko a silicone gawo? Ameneyo nthawi zambiri amakhala kavalo wachete, wosamvetsetseka. Ambiri amaganiza kuti ndikungogula chidebe cha binder. Chowonadi ndi chakuti, sol-kuti colloidal silica kuyimitsidwa-ndi pamene ndondomekoyi imapambana kapena kutayika kale chitsulo chilichonse chisanatsanulidwe. Ndawonapo masitolo akungoganizira za alloy specs pomwe akuwona makina awo a sol ngati kuganiza, kulakwitsa kwakukulu.
Mu a kuponya ndalama maziko, ntchito ya sol ndi kuvala ufa uliwonse wa zircon kapena alumina silicate njere, kumanga chipolopolo ndi chosanjikiza. Ubwino wa gelation-momwe umasinthira kuchoka kumadzi kupita ku gel-kumapangitsa kuti chipolopolo chikhale cholimba komanso chowoneka bwino. Mwachangu kwambiri, ndipo mumapeza zigawo zong'ambika, zong'ambika. Kuchedwetsa kwambiri, ndipo mzere wanu wopangira umayima. Ndikukumbukira pulojekiti yomwe tidasinthira ku sool yatsopano, 'yochita bwino kwambiri' kuchokera kwa ogulitsa ena. Zolembazo zidawoneka bwino pamapepala. M'machitidwe, nthawi ya gelsi inali yovuta kwambiri ku chinyezi chapansi pa sitolo, zomwe zimapangitsa kuti zipolopolo zikhale zosagwirizana komanso zoopsa za ming'alu ya zipolopolo panthawi ya dewaxing. Tataya gulu lonse la mabulaketi ovuta amlengalenga. Zotengera? Makhalidwe a sol m'malo anu enieni amafanana ndi pepala lake.
Apa ndi pamene 'foundry' ili maziko a silicone zofunikadi. Si labu. Kusinthasintha kwa kutentha kozungulira, fumbi, mtundu wa mpweya wanu wowuma - zonse zimabwerera mu thanki ya sol. Njira yamphamvu imawongolera izi. Mwachitsanzo, pamalo ngati Qingdao Qiangsenyuan Technology Co., Ltd. (QSY), ndi cholinga chawo cha zaka 30 kuponya ndalama ndi ndondomeko ya nkhungu ya chipolopolo, kukonzanso kwa sol system kumakhala chizolowezi monga momwe makina amachitira. Ndilo ndondomeko yokhazikika, yoyendetsera ntchito yomwe imalekanitsa malo ogulitsa ntchito ndi ogulitsa olondola.
Mumakulitsa kumverera kwa izo. Kukhuthala kwa sol kuyenera kuvala chowongolera chanu mwanjira inayake. PH yake imafunikira kuwunika tsiku ndi tsiku - kusuntha kumatha kuwonetsa kuipitsidwa kapena kukalamba. Nthawi ina tidatsata porosity pamndandanda wazopopera zitsulo zosapanga dzimbiri kubwerera kumadzi owoneka bwino a pH mu slurry ya malaya oyambira, omwe amayamba chifukwa cha kutsika pang'onopang'ono kwamadzi olimba mu thanki yosanganikirana. Kukonzekera kunali kophweka, koma kuchizindikira kunkafunika kudalira deta ya ndondomeko pa lingaliro lakuti 'nthawi zonse zimasakanizidwa motere.'
Izi zimalumikizana molunjika ku ma aloyi. Dongosolo la sol lokonzedwa ndi zipolopolo zachitsulo za kaboni silingakwaniritsidwe ndi ma aloyi a nickel apamwamba. Ma superalloys awa, monga mndandanda wa Inconel kapena Hastelloy mndandanda wa QSY, amathira kutentha kwambiri ndipo amalumikizana mosiyana ndi chipolopolo pakuzizira. Kukula kwa kutentha kwa chipolopolocho ndi mphamvu yake yotentha, motsatiridwa ndi chemistry ya sol-binder, iyenera kufanana. Kugwiritsa ntchito sol generic poponyera aloyi wopangidwa ndi cobalt kumatha kupangitsa kuti zipolopolo zachitsulo zichitike, vuto loyipa kwambiri lotchedwa 'fusion' lomwe limapangitsa kuti gawolo likhale lopanda kanthu.
Ndinaphunzira izi poyesa kulephera kuyendetsa gulu la zida zachitsulo pogwiritsa ntchito njira ya sol yokometsedwa yosapanga dzimbiri. Zipolopolo zimawoneka bwino. Mame anali oyera. Koma titatha kutentha, tinapeza ming'alu ya tsitsi. Kusagwirizana kwa kutentha kwapakati pakati pa chipolopolo ndi chitsulo chomangika mofulumira kunayambitsa kupanikizika kokwanira. Tinayenera kubwereranso ku fomula yosinthidwa yopangidwa ndi slurry filler yosiyana ndi sol yocheperako ya banja la alloy. Zinawonjezera mtengo ndi nthawi, koma inali njira yokhayo.
Ichi ndichifukwa chake njira yophatikizika ya maziko ngati QSY, kuphatikiza kuponya ndalama ndi makina a m'nyumba a CNC, akunena. Zimasonyeza kulamulira kwakukulu pazitsulo zonse zamtengo wapatali. Iwo sakungopanga mawonekedwe; iwo akupanga ungwiro wazitsulo kuchokera ku thanki yamatope kupita mtsogolo. Kapangidwe kake kamene kamapangitsa kuti chigobacho chikhale cholimba kwambiri, chomwe chimapangitsa kuti chigobacho chisasunthike bwino, chimapangitsa kuti chigobacho chisasunthike kapena kuti chisawonekere pamalo opangira makinawo.
Vuto lalikulu ndikuchiza maziko a silicone ntchito ngati nkhokwe yosiyana ndi kupanga kapena kusungunuka. Kumapeto kwa mawonekedwe a sera kumakhudza momwe chotchingira choyamba cha slurry chimamatirira. Zotsalira zotulutsa mafuta pang'ono zimatha kuyambitsa slurry 'de-wetting,' kupanga ma pinholes. Tidakhazikitsa njira yoyeretsera, yowunikira pamisonkhano ya sera titapeza zolakwika zotere. Gulu la Sol linkayenera kugwira ntchito limodzi ndi chipinda cha sera.
Wina wothandiza mutu ndi reclamation. Zogwiritsidwa ntchito zigoba zimaphwanyidwa ndikutengedwanso ngati 'stucco' zomangira zosungira. Ngati sol yapachiyambiyo sinatenthedwe mokwanira powombera zipolopolo, silika yotsalira imatha kusintha zomwe zidabwezedwanso. Zimapanga malingaliro osagwirizana. Kuwongolera izi kumafuna kuwongolera mosamalitsa kutentha kwamoto komanso kuyang'anitsitsa momwe zinthu zomwe zabwezedwa zimagwirira ntchito. Ndi gawo losasangalatsa, koma lofunikira, lazachuma chokhazikika.
Automation imathandiza, koma si mankhwala. Kuviika kwa robotiki kumatha kuwonetsetsa kusasinthika, koma pulogalamuyo iyenera kuwerengera mawonekedwe a mpweya wa sol, womwe umasintha pamene mulingo wa thanki ukutsikira komanso zaka zocheperako. Pulogalamu yolembera thanki yatsopano imatha kusiya madontho ndikuyendetsa pa chipolopolo chamtsogolo ngati sichinasinthidwe. Chinthu chaumunthu - wogwiritsa ntchito yemwe amawona kusintha pang'ono kwa njira yodontha - imakhalabe yofunika.
Kuyang'ana kukula kwa kampani nthawi zambiri kumawonetsa luso lawo. Wopereka ngati QSY, amafotokoza za ntchito yokhala ndi ma aloyi apadera komanso kuthekera kokwanira kochokera chipolopolo nkhungu kuponyera kumakina, zimasonyeza bwino lomwe kugonjetsa zinthu zoyambira izi. Webusaiti yawo, https://www.tsingtaocnc.com, imakonza mautumiki awo mozungulira kuphatikiza uku. Simupulumuka zaka makumi atatu mubizinesi iyi ponyalanyaza ukadaulo woyambira. Kugwira ntchito kwawo kwanthawi yayitali kukuwonetsa kuti akhazikitsa mphamvu zawo kuti athe kuthana ndi kupsinjika kwamafuta ndi makina azinthu zomwe amalemba, monga ma aloyi opangidwa ndi faifi tambala.
Kuphatikiza uku kumapangitsa kusanthula kulephera komwe malo odziyimira pawokha kapena malo ogulitsira makina sangafanane. Ngati malo opangidwa ndi makina akuwonetsa porosity ya subsurface, amatha kuwunikiranso kudzera pa kutentha, kuthira, kutentha kwa chipolopolo, mpaka kumtunda wa slurry. Ndemanga zachidulezi ndizofunika kwambiri pakuwongolera njira. Imatembenuza chilema kuchoka pamtengo kukhala malo a data.
Kwa aliyense amene amapeza zojambulidwa zolondola, makamaka pazida zofunidwa, funso siloti mutha kuponya izi? Ndimomwe mumayendetsera dongosolo lanu la sol ndi zipolopolo? Yankho nthawi zambiri limalekanitsa wogulitsa ndi mnzake. The maziko a silicone ndondomeko ndi maziko wosaoneka. Pamene ziri zolondola, inu simumaganiza za izo. Zikakhala zolakwika, ndizo zonse zomwe mungaganizire, nthawi zambiri mukuyang'ana mulu wazitsulo zamtengo wapatali, zosagwiritsidwa ntchito.
Chifukwa chake, kuti mutsirize chiwongolero ichi, fungulo ndi ndalama kuponyera silikoni Sol foundry ntchito ndikuilemekeza ngati njira yosinthira, yamoyo. Si kugula katundu. Ndi core process parameter yovuta ngati kuthira kutentha. Zochita zabwino zimabadwa kuchokera pakuwunika kosalekeza, mwachidwi komanso kufunitsitsa kulumikiza zovuta pamunsi womaliza kubwerera kuchipinda chamatope. Kupambana kumawoneka ngati kusasinthasintha kosasinthika-magulu angapo a zipolopolo zomwe zimagwira ntchito yawo imodzi, yangwiro yosowa, ndikusiya gawo lachitsulo lolondola. Ndicho cholinga. Ndipo imayamba ndi sol.
Kusintha kwamakampani kuzinthu zovuta kwambiri, zodalirika kwambiri zimangowonjezera izi. Pamene ma geometries amacheperachepera komanso ma aloyi amtundu wachilendo, malire a zolakwika mu chipinda cha zipolopolo amacheperachepera mpaka ziro. Ntchito yoyambira yamakampani omwe apanga njira zawo mozungulira izi, monga mtundu wophatikizika womwe QSY imapereka, imakhala yofunika kwambiri. Ndiko kusiyana pakati pa kupanga gawo ndi uinjiniya chigawo chimodzi.
Pamapeto pake, mutha kukhala ndi mtundu wabwino kwambiri wa CAD ndi aloyi yoyera. Koma ngati dongosolo lanu la silika la colloidal silikugwirizana ndi ntchito yanu yonse, mukumanga pamchenga. A wamphamvu maziko a silicone kuchita ndiye mwala weniweni. Ndi imodzi yokha yomwe anthu ambiri samayiwona mpaka itasweka.
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