Wakha wazibuza ukuba kutheni ubuchwepheshe bokuprinta be-3D bufumana amandla kwaye buthatha indawo yobuchwepheshe bokuvelisa bemveli obudala?
Ukuba uzama ukudwelisa izizathu zokuba kutheni olu tshintsho lwenzeka, uluhlu ngokuqinisekileyo luya kuqala ngokwenza ngokwezifiso. Abantu bafuna ukwenza ngokwezifiso. Abanamdla kangako ekumiselweni kwemigangatho.
Kwaye kungenxa yolu tshintsho kwindlela abantu abaziphatha ngayo kunye nokukwazi kobuchwepheshe bokuprinta be-3D ukwanelisa imfuno yabantu yokwenza ngokwezifiso, ngokwenza ngokwezifiso, ukuba bukwazi ukuthatha indawo yobuchwepheshe bokuvelisa obusekelwe kwimigangatho.
Ukuguquguquka yinto efihlakeleyo ebangela ukuba abantu bafune ukwenza izinto zibe zezabo. Kwaye inyani yokuba kukho izinto zokuprinta ze-3D eziguquguqukayo ezikhoyo kwimarike ezivumela abasebenzisi ukuba baphuhlise iindawo eziguquguqukayo ngakumbi kunye neeprototypes ezisebenzayo ngumthombo wolonwabo olukhulu kwabanye abasebenzisi.
Imfashini eprintiweyo ye-3D kunye neengalo zeprosthetic eziprintiweyo ze-3D ngumzekelo wezicelo apho ukuguquguquka kokuprinta kwe-3D kufanele kuxatyiswe.
Ukuprinta irabha ye-3D yindawo esaphandwayo kodwa engekaphuhliswa. Kodwa okwangoku, asinayo itekhnoloji yokuprinta irabha ye-3D, de irabha iprintwe ngokupheleleyo, kuya kufuneka sisebenzise ezinye iindlela.
Kwaye ngokophando, ezinye iindlela ezikufutshane zerabha eziwela kuzo zibizwa ngokuba yiThermoplastic Elastomers. Kukho iintlobo ezine ezahlukeneyo zezinto eziguquguqukayo esiza kuzijonga nzulu kweli nqaku.
Ezi zixhobo zokuprinta ze-3D eziguquguqukayo zibizwa ngokuba yi-TPU, i-TPC, i-TPA, kunye ne-Soft PLA. Siza kuqala ngokukunika inkcazelo emfutshane malunga nezixhobo zokuprinta ze-3D eziguquguqukayo ngokubanzi.
Yeyiphi iFilament eguquguqukayo kakhulu?
Ukukhetha iifilaments eziguquguqukayo kwiprojekthi yakho elandelayo yokuprinta ye-3D kuya kuvula ihlabathi lamathuba ahlukeneyo kwiiprinti zakho.
Awunakuprinta nje kuphela uluhlu lwezinto ezahlukeneyo nge-flex filament yakho, kodwa nokuba une-extruder eneentloko ezimbini okanye ezininzi, ungaprinta izinto ezimangalisayo usebenzisa le nto.
Iinxalenye kunye neeprototypes ezisebenzayo ezifana nee-flip flops ezenziwe ngokwezifiso, ii-stress ball-heads, okanye ii-vibration dampeners zingaprintwa kusetyenziswa iprinta yakho.
Ukuba uzimisele ukwenza i-Flexi filament ibe yinxalenye yokuprinta izinto zakho, ngokuqinisekileyo uza kuphumelela ekwenzeni iingcinga zakho zibe kufutshane nenyaniso.
Njengoko kukho iindlela ezininzi ezikhoyo namhlanje kweli candelo, kuya kuba nzima ukucinga ixesha elisele lidlulile kwicandelo lokuprinta nge-3D ngaphandle kwezi zinto zokuprinta.
Kubasebenzisi, ukuprinta ngeentambo eziguquguqukayo, ngelo xesha, kwakubuhlungu kakhulu. Intlungu yayibangelwa zizinto ezininzi ezazijikeleze into eqhelekileyo yokuba ezi zinto zithambile kakhulu.
Ukuthamba kwezinto eziprintayo ze-3D eziguquguqukayo kubenze baba sengozini yokuprintwa ngayo nayiphi na iprinta, endaweni yoko, ubufuna into ethembekileyo ngokwenene.
Uninzi lweeprinta ngelo xesha zazijongene nengxaki yokutyhala i-string effect, ngoko ke nanini na xa utyhala into ngelo xesha ngaphandle kokuqina kwi-nozzle, yayigoba, ijijeke, kwaye ilwe nayo.
Wonke umntu oqhelene nokuthulula intambo kwinaliti yokuthunga naluphi na uhlobo lwelaphu unokuyiqonda le nto.
Ngaphandle kwengxaki yesiphumo sokutyhala, ukwenza iifilaments ezithambileyo ezifana ne-TPE yayingumsebenzi onzima kakhulu, ingakumbi xa zinokunyamezelana okuhle.
Ukuba ucinga ngokunganyamezelani kakuhle uze uqale ukuvelisa, kukho amathuba okuba i-filament oyenzileyo ingafanele ifumane inkqubo embi yokucoca, ukuxinana, kunye nokukhupha.
Kodwa izinto zitshintshile, okwangoku, kukho uluhlu lweentambo ezithambileyo, ezinye zazo zineepropati ezithambileyo kunye namanqanaba ahlukeneyo okuthamba. I-Soft PLA, TPU, kunye ne-TPE zezinye zemizekelo.
Ukuqina koLwandle
Le yindlela eqhelekileyo onokuyibona kubavelisi be-filament bekhankanya kunye negama lezinto zabo zokuprinta ze-3D.
Ukuqina koLwandle kuchazwa njengomlinganiselo wokumelana nayo yonke into enokuthi ithintelwe.
Esi sikali saqanjwa ngaphambili xa abantu babengenalo igama xa bethetha ngobunzima bento ethile.
Ngoko ke, ngaphambi kokuba kuqanjwe ubulukhuni beShore, abantu kwakufuneka basebenzise amava abo kwabanye ukuchaza ubulukhuni bayo nayiphi na into ababeyivavanye, endaweni yokukhankanya inani.
Esi sikali siba yinto ebalulekileyo xa kujongwa ukuba zeziphi izinto zokubumba eziza kukhethwa xa kusenziwa inxalenye yeprototype esebenzayo.
Umzekelo, xa unqwenela ukukhetha phakathi kweerabha ezimbini zokwenza isikhunta se-ballerina emile ngeplasta, ubunzima be-Shore buya kukuxelela ukuba ube nerabha yobunzima obufutshane obuyi-70 A abuluncedo kangako kunerabha enobunzima be-shore obuyi-30 A.
Ngokwesiqhelo xa usebenza ngee-filaments uya kwazi ukuba ubunzima obucetyiswayo bonxweme bezinto eziguquguqukayo buqala kwi-100A ukuya kwi-75A.
Kulapho ke, ngokucacileyo, izinto zokuprinta ze-3D eziguquguqukayo ezinobunzima obuyi-100A zinokuba nzima kunezo zine-75A.
Yintoni Omele Uyiqwalasele Xa Uthenga I-Flexible Filament?
Kukho izinto ezahlukeneyo ekufuneka ziqwalaselwe xa uthenga nayiphi na intambo, kungekuphela nje ezo ziguquguqukayo.
Kufuneka uqale kwindawo ephambili ebaluleke kakhulu kuwe, into efana nomgangatho wezinto ezisetyenziswayo eziya kubangela ukuba ube yinxalenye entle yeprototype esebenzayo.
Emva koko kuya kufuneka ucinge ngokuthembeka kwikhonkco lokubonelela, oko kukuthi, izinto ozisebenzisa kube kanye xa uprinta nge-3D, kufuneka zihlale zifumaneka, kungenjalo, uza kugqiba usebenzisa naziphi na izinto zokuprinta ze-3D ezilinganiselweyo.
Emva kokucingisisa ngezi zinto, kuya kufuneka ucinge ngokuthamba okuphezulu, iintlobo ngeentlobo zemibala. Kuba, ayizizo zonke izinto zokuprinta ze-3D eziguquguqukayo ezinokufumaneka ngombala ofuna ukuwuthenga ngawo.
Emva kokuqwalasela zonke ezi zinto, ungaqwalasela inkonzo yabathengi yenkampani kunye nexabiso layo xa ithelekiswa nezinye iinkampani ezikwimarike.
Ngoku siza kudwelisa ezinye zezinto onokukhetha ukuzisebenzisa xa uprinta inxalenye eguquguqukayo okanye iprototype esebenzayo.
Uluhlu lwezinto zokuprinta ze-3D eziguquguqukayo
Zonke ezi zinto zikhankanyiweyo apha ngezantsi zineempawu ezisisiseko ezifana nokuba ziguquguquka kwaye zithambile. Ezi zinto zinokumelana nokudinwa okuhle kakhulu kunye neempawu ezilungileyo zombane.
Zinamandla angaqhelekanga okudambisa ukungcangcazela kunye namandla okubetha. Ezi zinto zibonisa ukumelana neekhemikhali kunye nemozulu, zinokumelana okuhle nokukrazuka kunye nokukrweleka.
Zonke zingasetyenziswa kwakhona kwaye zinamandla okubamba ukubetheka.
Izinto ezifunekayo kwiprinta ukuze uprinte ngezinto zokuprinta zeFlexible 3D
Kukho iinkolelo ezithile ezisemgangathweni ekufuneka uzisebenzise xa uprinta ngaphambi kokuba uprinte ngezi zinto.
Uluhlu lobushushu bokukhupha kwiprinta yakho kufuneka lube phakathi kwama-210 nama-260 degrees Celsius, ngelixa ubushushu bebhedi bufanele bube phakathi kwama-110 degrees Celsius kuxhomekeke kubushushu bokutshintsha kweglasi yezinto ozimisele ukuziprinta.
Isantya sokuprinta esicetyiswayo xa uprinta ngezinto eziguquguqukayo singaba phantsi ukusuka kwi-milimitha ezintlanu ngomzuzwana ukuya kwi-milimitha ezingamashumi amathathu ngomzuzwana.
Inkqubo yokukhupha izinto kwiprinta yakho ye-3D kufuneka ibe yi-direct drive kwaye uyacetyiswa ukuba ube nefeni yokupholisa ukuze ukhawuleze ukucubungula izinto kunye neeprototypes ezisebenzayo ozenzayo.
Imingeni xa uprinta ngezi zinto
Kakade ke, kukho izinto ezithile ekufuneka uziqwalasele ngaphambi kokuba uprinte ngezi zinto ngokusekelwe kwiingxaki eziye zajongana nabasebenzisi ngaphambili.
-Ii-elastomers ze-thermoplastic zaziwa ngokuba aziphathwa kakuhle zii-extruders zeprinta.
-Zifunxa umswakama, ngoko ke lindela ukuba ushicilelo lwakho luvele ngobukhulu ukuba intambo ayigcinwanga kakuhle.
-Ii-thermoplastic elastomers zinovelwano xa zishukuma ngokukhawuleza, ngoko ke zinokuzibopha xa zityhalelwa kwi-extruder.
I-TPU
I-TPU imele i-thermoplastic polyurethane. Ithandwa kakhulu kwimarike, ngoko ke, ngelixa uthenga ii-filaments eziguquguqukayo, kukho amathuba aphezulu okuba le nto ifumaneka rhoqo xa ithelekiswa nezinye ii-filaments.
Idumile kwimarike ngokubonisa ukuqina okukhulu kunye nokuvumela ukuphuma ngokulula kunezinye iintambo.
Le nto inamandla afanelekileyo kwaye ihlala ixesha elide. Inobubanzi obuphezulu bokunwebeka obuqala kuma-600 ukuya kuma-700 ekhulwini.
Ubunzima bonxweme lwale nto buqala kwi-60 A ukuya kwi-55 D. Inokuprintwa kakuhle, ayibonakali lula.
Ukumelana kwayo neekhemikhali kwi-grease yendalo kunye neeoyile kwenza ukuba ifaneleke ngakumbi ukusetyenziswa neeprinta ze-3D. Le nto inokumelana nokugruzuka okuphezulu.
Kucetyiswa ukuba ubushushu bomshicileli wakho bube phakathi kwama-210 ukuya kuma-230 degrees Celsius kunye nobushushu obuphakathi kwama-60 degrees Celsius xa uprinta nge-TPU.
Isantya sokuprinta, njengoko kukhankanyiwe apha ngasentla, kufuneka sibe phakathi kweemilimitha ezintlanu ukuya kwezingamashumi amathathu ngomzuzwana, ngelixa ukuze unamathele ebhedini kucetyiswa ukuba usebenzise iteyiphu yeKapton okanye iteyiphu yomzobi.
I-extruder kufuneka ibe yi-direct drive kwaye ifeni yokupholisa ayikhuthazwa ubuncinane kwiileya zokuqala zale printa.
I-TPC
Zimela i-thermoplastic copolyester. Ngokwekhemikhali, zii-polyether esters ezine-alternating random length sequence ye-long or short chain glycols.
Iinxalenye eziqinileyo zale nxalenye ziiyunithi ze-ester ezimfutshane, ngelixa iinxalenye ezithambileyo zihlala ziyi-polyethers ze-aliphatic kunye ne-polyester glycols.
Ngenxa yokuba le nto yokuprinta ye-3D eguquguqukayo ithathwa njengesixhobo sobunjineli, ayisiyonto ubuya kuyibona rhoqo njengeTPU.
I-TPC inoxinano oluphantsi olunobubanzi obuyi-elastic obuyi-300 ukuya kwi-350 ekhulwini. Ubunzima bayo be-Shore buqala kwi-40 ukuya kwi-72 D.
I-TPC ibonakalisa ukumelana kakuhle neekhemikhali kunye namandla aphezulu kunye nokuzinza okuhle kobushushu kunye nokumelana nobushushu.
Ngelixa uprinta nge-TPC, uyacetyiswa ukuba ugcine ubushushu bakho buphakathi kwama-220 ukuya kuma-260 degrees Celsius, ubushushu bebhedi buphakathi kwama-90 ukuya kwi-110 degrees Celsius, kwaye isantya sokuprinta silingane nese-TPU.
I-TPA
I-copolymer yekhemikhali ye-TPE kunye ne-Nylon ebizwa ngokuba yi-Thermoplastic Polyamide yindibaniselwano yobume obuthambileyo nobukhazimlayo obuvela kwi-Nylon kunye nokuguquguquka okuyinzuzo ye-TPE.
Inokuguquguquka okuphezulu kunye nokuthamba okuphakathi kwama-370 kunye nama-497 ekhulwini, kunye nobunzima beShore obuphakathi kwama-75 kunye nama-63 A.
Ihlala ixesha elide kakhulu kwaye iyakwazi ukuprintwa kwinqanaba elifanayo nele-TPC. Iyakwazi ukumelana nobushushu kakuhle kwaye inamathela kakuhle kumaleko.
Ubushushu bomatshini wokushicilela xa uprinta olu lwazi kufuneka bube phakathi kwama-220 ukuya kuma-230 degrees Celsius, ngelixa ubushushu bebhedi bube phakathi kwama-30 ukuya kuma-60 degrees Celsius.
Isantya sokuprinta seprinta yakho singafana neso sicetyiswayo xa uprinta i-TPU kunye ne-TPC.
Ukunamathela kwebhedi kwiprinta kufuneka kusekelwe kwi-PVA kwaye inkqubo ye-extruder ingaba yi-direct drive kunye ne-Bowden.
Ixesha lokuthumela: Julayi-10-2023