Kwimimandla yezixhobo ze-elektroniki zabathengi, izinto ezinxitywayo zefashoni, izinto zangaphakathi zeemoto ezenzelwe wena kunye nezixhobo zonyango eziphezulu, ukuprinta kwe-3D kugqiba uphuculo lwemizi-mveliso ukusuka ekuveliseni iiprototype ukuya ekuveliseni imveliso yokugqibela ngqo, umkhwa ophambili wophuhliso lweshishini langoku le-elastomer yokuprinta ye-3D. Imfuno yemarike yeemveliso eziprintiweyo idlule kwiimfuno ezisisiseko zokusebenza "zokuprinta nokukwazi ukwakheka", itshintshela kwiukufuna amava okugqibela okuvakalelwa kunye nokusebenza kwemizi-mveliso kabini — kuyimfuneko ukufikelela ekuchukumiseni okuthambileyo okunobuhlobo nolusu kunye nokubonakala okuphezulu, ngelixa uhlangabezana nemigangatho yenkqubo kunye nokusebenza kokuprinta ngokuchanekileyo kwesakhiwo kunye nokusetyenziswa kwexesha elide, nto leyo eyenza imfuno ephambili yezicelo zokuprinta ze-3D eziphezulu. Njengeyona nto isetyenziswa kakhulu ekuprinteni kwe-elastomer 3D, ii-filaments ze-thermoplastic polyurethane (TPU) zendabuko zijongene nemiqobo yobugcisa engenakunqotshwa ekulinganiseni ukuqhubekeka kokuprinta kunye namava okuphela kwemveliso. I-Si-TPV (thermoplastic vulcanizate silicone) Innovative Elastomer, izinto eziluhlaza ze-filament eziphucukileyo ezenzelwe ngokukodwa i-Fused Deposition Modeling (FDM), inika isisombululo esimangalisayo ngokuvelisa izinto ezikumgangatho we-molecular, ezivela njengesikhokelo sokuphucula izinto ezisetyenziswayo ze-elastomer eziprintiweyo ze-3D eziphezulu.
Imida yoBugcisa obuPhambili bee-Elastomers zeTPU zeMveli kwiZicelo zokuPrinta ze-3D
Ixhomekeke kukuqina kwayo okugqwesileyo, ukuqina kwayo kunye nokumelana nokuguguleka, i-TPU iye yaba lukhetho oluphambili kwii-elastomers zokuprinta ze-3D eziphakathi ukuya kwezisezantsi. Nangona kunjalo, ngenxa yeempawu zayo, iziphene zobugcisa ezizivezayo kwiimeko zokusetyenziswa okuphezulu zithintela ngokuthe ngqo ukuphuculwa komgangatho wemveliso kunye nokusebenza kakuhle kwemveliso:
Ukuphikisana okukhoyo phakathi kobulukhuni bokuchukumisa kunye nentuthuzelo yokusetyenziswa: Ukuqinisekisa ukunamathelana phakathi kweeleya kunye nokuqina kwesakhiwo ngexesha lokuprinta, iifilaments ze-TPU zemveli kufuneka zigcine ubulukhuni obuphezulu, nto leyo ebangela ukuba iimveliso ezigqityiweyo zibe nemvakalelo eqinileyo yesandla kunye nokuguquguquka okwaneleyo. Ukunxibelelana nolusu ixesha elide kunokubangela uvakalelo loxinzelelo, okwenza kube nzima ukuhlangabezana neemfuno ezingqongqo zokuchukumisa okuthambileyo okunzima kancinci kwizinto ezinxitywayo, izixhobo zonyango, ii-grips ezenzelwe wena kunye nezinye iimveliso.
Iintsilelo zokwakheka komphezulu kunye neendleko zokucubungula emva kokulungiswa: Iindawo eziprintiweyo zeTPU zithanda ukwenza ubume obucacileyo befilament kumphezulu, zine-plastiki ekhazimlayo okanye imvakalelo yokunamathela, ezingenazo iimpawu eziphezulu ekuboneni nasekuchukumiseni. Ukufikelela ekugqityweni okumatte kufuna iinkqubo zokucubungula emva kokutshiza nokupolisha, ezingapheleli nje ekwandiseni umjikelo wemveliso, kodwa zikwazisa nomngcipheko wokuguga nokuxobuka kwengubo, ngelixa zinyusa iindleko zonyango lokukhusela okusingqongileyo.
Imingeni emininzi yobugcisa ekuqhubekekeni kokuprinta: Ithintelwe ngamandla okunyibilika kunye neempawu ze-rheological, i-TPU ithambekele ekuqokeleleni kwezinto kwi-nozzle orifice ngexesha lokuprinta, nto leyo ebangela iingxaki ezifana nokuphazamiseka kokuprinta kunye nokudibanisa, nto leyo enciphisa ngokuthe ngqo izinga lempumelelo yokuprinta kunye nokugqitywa komphezulu. Imida ye-melt flow index yayo (MFI) ikwathintela ukuphucuka kwesantya sokuprinta, okwenza kube nzima ukuhambelana neemfuno ezinkulu zemveliso yokwenziwa kwemveliso ephezulu.
I-Si-TPV Innovative Elastomer:Isisombululo Esibalulekileyo Sokuprinta Okuphezulu Kwe-3D
I-Si-TPV ayilulo utshintsho olulula lweekhemikhali lwe-TPU, kodwa ngetekhnoloji yokudibanisa i-dynamic vulcanization, ii-microparticles zerabha ze-silicone ezi-vulcanized ngokupheleleyo ze-1-3μm zisasazwa ngokulinganayo kwi-thermoplastic resin ukwenza "isakhiwo sesiqithi" esahlukileyo - i-thermoplastic resin isebenza njengesigaba esiqhubekayo ukuqinisekisa ukuba i-processable iyaqhubekeka, kwaye irabha ye-silicone njengoko isigaba esisasazekileyo sinika imveliso ukusebenza okuhle kakhulu kwezinto ezisekwe kwi-silicon. Ifezekisa ukuhlanganiswa kweengenelo ze-sensory ngerabha ye-silicone kunye nokulula kokucubungula iiplastiki ze-thermoplastic kwinqanaba le-molecular, zenza isisombululo sobuchwephesha esicwangcisiweyo kwiindawo zentlungu ze-TPU, kunye neenzuzo ezintathu eziphambili:
Ukuchukumisa okufana nolusu kunye nobunzima obulawulekayo: I-Si-TPV inokufikelela kuluhlu olubanzi lokulungiswa kobunzima be-Shore, kwaye isagcina iipropati ezintle zoomatshini kuluhlu lobunzima obuphantsi (umz., i-Shore A65), iqonda "ubulukhuni obuthambileyo". Ayiniki nje kuphela iimveliso eziprintiweyo ukuchukumisa okuthambileyo nokugudileyo okufana nolusu, kodwa ikwabonelela ngenkxaso efanelekileyo kunye nokuqina, ilungelelanisa ngokugqibeleleyo nezicelo eziphezulu xa idibana ngqo nolusu. Isombulula ngokusisiseko ukuphikisana phakathi kobunzima kunye nentuthuzelo ye-TPU kwizinto ngokwazo, kwaye inokufikelela kumava ahlala ixesha elide alungele ulusu ngaphandle kokulungiswa okunzima emva kokulungiswa.
Inkqubo yokuprinta egudileyo kunye nokusebenza kakuhle kwemveliso: Iimpawu ze-rheological ze-Si-TPV ziyilwe ngendlela ejolise kuyo, kunye nokuthambisa okunyibilikayo okuphuculweyo kakhulu, okunokunciphisa kakhulu ukwakheka kwezinto kunye nokubopha kwi-nozzle orifice, ukuqinisekisa uzinzo lokushicilela okuqhubekayo kwexesha elide. Isalathisi sayo esiphezulu sokunyibilika senza izinto zibe nokugeleza okungcono kubushushu bokuprinta, okuvumela ukunyuka okufanelekileyo kwesantya sokuprinta ngesiseko sokuqinisekisa ukwenziwa ngokuchanekileyo, okuphucula ngokuthe ngqo ukusebenza kakuhle kwemveliso kunye nemveliso, kwaye ivumelane neemfuno zemveliso yemizi-mveliso yoshicilelo lwe-FDM 3D.
Ubume obungaguquguqukiyo kunye nokumelana nebala kunye nemozulu ixesha elide: Ixhomekeke kumandla ayo akhethekileyo omphezulu kunye nesakhiwo sayo esincinci, iindawo eziprintiweyo zeSi-TPV zinokubonakalisa ngokwemvelo ukugqitywa okufanayo nokuthambileyo kwe-matte, zisusa ngokupheleleyo ukuva kweplastiki kunye nokunamathela kwee-elastomers zemveli, kwaye zifezekise iimpawu eziphezulu zokubona kunye nokuchukumisa ngenyathelo elinye. Kwangaxeshanye, le nto ayinazo iiplastiki okanye iioyile zokuthambisa, ithintela iingxaki zemvula, kwaye ineempawu zokufunxwa kothuli oluphantsi, ukumelana namabala kunye nokumelana nokuguga kwe-UV, igcina inkangeleko entle emva kokusetyenziswa ixesha elide kwaye inciphisa kakhulu iindleko zokugcina iimveliso kamva.
Nge-gene yokudibanisa imida yerabha ye-silicone kunye neeplastiki ze-thermoplastic, i-Si-TPV Innovative Elastomer idibana nazo zombiniiimfuno ezingqongqo zamava okugqibela kwimvelisokwayeiimfuno zemveliso yemizi-mveliso enzimayoshicilelo lwe-3D olukumgangatho ophezulu, oluba yinto ephambili eqhuba ukuphuculwa kwee-elastomers zoshicilelo lwe-3D ukusuka "ekufezekisweni komsebenzi" ukuya "ekudalweni kwamava aphezulu". Simema oogxa bethu kushishino ukuba baphonononge kunye amathuba okusetyenziswa kwe-Si-TPV kwiiprojekthi zokwenza ngokwezifiso ushicilelo lwe-3D olukumgangatho ophezulu, kunye nokuveliswa kwezinto njengento ephambili, okwenza ukuveliswa koshicilelo lwe-3D kudlulele ngaphaya kwesimo kwaye kufikelele kumava aphezulu kwiimvakalelo.
Qhagamshelana nathi ngeamy.wang@silike.cnokanye undwendwelewww.si-tpv.comfunda indlela yokudibanisa i-Si‑TPV kwiifomyula zakho namhlanje.








































3.jpg)






