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Sengoloa se tsoang ho makasine ea Polymer Testing se ithuta le ho bapisa boleng ba lisebelisoa tse ngata tse kopaneng tsa polymer tse entsoeng ka theknoloji ea khatiso ea 3D, joalo ka morphology le sebopeho sa bokaholimo, thepa ea mochini le thepa ea mocheso.
Patlisiso: Lihlahisoa tsa polasetiki tse kentsoeng ka nano-particle tse entsoeng ke liprinta tsa 3D tse tataisoang ke ho ithuta ka mochini.Mohloli oa setšoantšo: Pixel B/Shutterstock.com
Likarolo tsa polymer tse entsoeng li hloka litšoaneleho tse fapaneng ho latela sepheo sa tsona, tse ling tsa tsona li ka fanoa ka ho sebelisa likhoele tsa polymer tse entsoeng ka bongata bo fapaneng ba lisebelisoa tse ngata.
Lekala la tlhahiso ea li-additive (AM), le bitsoang khatiso ea 3D, ke theknoloji e tsoetseng pele e kopanyang lisebelisoa ho etsa lihlahisoa ho latela lintlha tsa mohlala oa 3D.
Ka hona, litšila tse hlahisoang ke ts'ebetso ena li batla li le nyane.Theknoloji ea khatiso ea 3D hajoale e sebelisoa lits'ebetsong tse fapaneng, ho kenyelletsa le tlhahiso e kholo ea lintho tse fapaneng, 'me palo ea tšebeliso e tla eketseha feela.
Theknoloji ena e se e ka sebelisoa ho etsa lintho tse nang le meaho e rarahaneng, lisebelisoa tse bobebe, le meralo eo u ka e khethang.Ho feta moo, khatiso ea 3D e na le melemo ea ho sebetsa hantle, ho tšoarella, ho feto-fetoha ha maemo le ho fokotsa kotsi.
E 'ngoe ea lintlha tsa bohlokoa ka ho fetisisa tsa theknoloji ena e kenyelletsa ho khetha li-parameter tse nepahetseng hobane li na le tšusumetso e kholo ho sehlahisoa, joalo ka sebopeho sa sona, boholo, sekhahla sa ho pholisa, le mocheso oa mocheso.Joale litšoaneleho tsena li ama phetoho ea microstructure, litšobotsi tsa eona le bofokoli.
Ho ithuta ka mochini ho ka sebelisoa ho theha kamano lipakeng tsa maemo a ts'ebetso, microstructure, sebopeho sa karolo, sebopeho, liphoso, le boleng ba mochini oa sehlahisoa se itseng se hatisitsoeng.Lihokelo tsena li ka thusa ho fokotsa palo ea liteko tse hlokahalang ho hlahisa tlhahiso ea boleng bo holimo.
Polyethylene (HDPE) le polylactic acid (PLA) ke li-polymer tse peli tse sebelisoang haholo AM.PLA e sebelisoa e le thepa ea mantlha bakeng sa lits'ebetso tse ngata hobane e tšoarella, e na le moruo, e senyeha habonolo ebile e na le thepa e ntle haholo.
Polasetiki ke bothata bo boholo bo tobaneng le lefatše;ka hona, ho ka ba molemo haholo ho kenyelletsa polasetiki e ka sebelisoang hape ts'ebetsong ea khatiso ea 3D.
Ha thepa ea khatiso e ntse e kenngoa ka har'a liquefier, mocheso o bolokoa o le boemong bo tsitsitseng nakong ea ho behoa ha filament (FFF) (mofuta oa khatiso ea 3D).
Ka hona, polima e qhibilihisitsoeng e ntšoa ka molomo ka ho fokotsa khatello.Surface morphology, chai, ho nepahala ha jiometri, thepa ea mochini, le litšenyehelo kaofela li angoa ke mefuta ea FFF.
Tensile, khatello ea maikutlo kapa matla a ho kobeha le tataiso ea khatiso li nkuoa e le mefuta ea bohlokoa ka ho fetisisa e amang lisampole tsa FFF.Thutong ena, mokhoa oa FFF o ile oa sebelisoa ho lokisetsa mehlala;ho ile ha sebelisoa likhoele tse tšeletseng tse fapaneng ho haha lera la sampole.
a: Moetso oa ponelopele ea ML ea liprinta tsa 3D ka lisampole tsa 1 le 2, b: Moetso oa ML ea ponelopele ea paramethara ea 3D ka mohlala oa 3, c: ML ea ponelopele ea paramethara ea optimization ea liprinta tsa 3D ka lisampole 4 le 5. Mohloli oa setšoantšo: Hossain , MI, joalo-joalo.
Theknoloji ea khatiso ea 3D e ka kopanya boleng bo botle ba merero ea khatiso e ke keng ea finyelloa ka mekhoa e tloaelehileng ea tlhahiso.Ka lebaka la mokhoa o ikhethileng oa tlhahiso ea khatiso ea 3D, boleng ba likarolo tse entsoeng bo angoa haholo ke mefuta e fapaneng ea moralo le ts'ebetso.
Ho ithuta ka mochini (ML) ho sebelisitsoe ka mekhoa e mengata molemong oa ho etsa tlatsetso ho ntlafatsa nts'etsopele eohle le ts'ebetso ea tlhahiso.Mokhoa oa moralo o ipapisitseng le data oa FFF le moralo oa ho ntlafatsa moralo oa likarolo tsa FFF o se o entsoe.
Bafuputsi ba hakanya mocheso oa nozzle ka thuso ea litlhahiso tsa ho ithuta ka mochini.Theknoloji ea ML e boetse e sebelisoa ho bala mocheso oa bethe ea khatiso le lebelo la khatiso;boholo bo lekanang bo behiloe bakeng sa mehlala eohle.
Liphetho li bonts'a hore mokelikeli oa thepa o ama ka kotloloho boleng ba tlhahiso ea khatiso ea 3D.Ke feela mocheso o nepahetseng oa nozzle o ka netefatsang metsi a hlokahalang a thepa.
Mosebetsing ona, PLA, HDPE le lisebelisoa tsa li-filament tse tsosolositsoeng li kopantsoe le li-nanoparticles tsa TiO2 'me li sebelisetsoa ho etsa lintho tse hatisitsoeng tsa 3D tse theko e tlaase ka ho hlahisa likhatiso tsa 3D le li-filament extruder.
Li-filaments tse ikhethang ke tse ncha 'me li sebelisa graphene ho hlahisa lesela le sa keneleng metsi, le ka fokotsang liphetoho leha e le life mekhoeng ea mantlha ea sehlahisoa se felileng.Bokantle ba karolo e hatisitsoeng ea 3D le bona bo ka sebetsoa.
Sepheo se seholo sa mosebetsi ona ke ho fumana mokhoa oa ho finyella boleng bo bongata bo ka tšeptjoang le bo ruileng le ba 'mele ka lintho tse hatisitsoeng tsa 3D ha li bapisoa le lintho tsa setso tse hatisitsoeng tsa 3D tse atisang ho hlahisoa.Liphetho le ts'ebeliso ea lipatlisiso tsena li ka bula tsela bakeng sa nts'etsopele ea mananeo a mangata a amanang le indasteri.
Tsoela pele ho bala: Ke li-nanoparticles life tse molemo ka ho fetisisa bakeng sa tlhahiso ea tlatsetso le lisebelisoa tsa khatiso tsa 3D?
Hossain, MI, Chowdhury, MA, Zahid, MS, Sakib-Uz-Zaman, C., Rahaman, ML, & Kowser, MA (2022) Ntlafatso le tlhahlobo ea lihlahisoa tsa polasetiki tse kentsoeng ka nanoparticle tse entsoeng ke bahatisi ba 3D ba tataisoang ke ho ithuta ka mochini .Teko ea polymer, 106. E fumaneha ho tsoa ho URL e latelang: https://www.sciencedirect.com/science/article/pii/S014294182100372X?via%3Dihub
Boitlhotlhollo: Maikutlo a hlahisitsoeng mona ke a hlahisoang ke sengoli a le mong, 'me ha a hlile ha a emele maikutlo a mong'a sebaka sena sa marang-rang, AZoM.com Limited T/A AZoNetwork.Boitlhotlhollo bona ke karolo ea lipehelo le maemo a ts'ebeliso ea sebaka sena sa marang-rang.
Mofufutso o chesang, Shahir.(La 5 Tšitoe 2021).Ho ithuta ka mochini ho ntlafatsa lihlahisoa tse hatisitsoeng tsa 3D tse sebelisang polasetiki hape.AZoNano.E nkiloe ho tsoa https://www.azonano.com/news.aspx?newsID=38306 ka la 6 Tšitoe 2021.
Mofufutso o chesang, Shahir."Ho ithuta ka mochini ho ntlafatsa lihlahisoa tse hatisitsoeng tsa 3D ho tsoa lipolasetiki tse tsosolositsoeng."AZoNano.La 6 Tšitoe 2021..
Mofufutso o chesang, Shahir."Ho ithuta ka mochini ho ntlafatsa lihlahisoa tse hatisitsoeng tsa 3D ho tsoa lipolasetiki tse tsosolositsoeng."AZoNano.https://www.azonano.com/news.aspx?newsID=38306.(E fumaneha ka la 6 Tšitoe 2021).
Mofufutso o chesang, Shahir.2021. Ho ithuta ka mochini ho ntlafatsa lihlahisoa tse hatisitsoeng tsa 3D ho tsoa ho lipolasetiki tse nchafalitsoeng.AZoNano, e shebiloe ka la 6 Tšitoe 2021, https://www.azonano.com/news.aspx?newsID=38306.
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Nako ea poso: Dec-07-2021