Ngenkathi iningi lomsebenzi wokukhiqiza senziwa ngaphakathi kwephrinta le-3D njengoba izingxenye zakhiwe ungqimba ngesendlalelo, akusona ukuphela kwenqubo. I-Post-Processing isinyathelo esibalulekile ekuhambeni komsebenzi wokuphrinta we-3D esiphendukela izingxenye eziphrintiwe zibe yimikhiqizo eqediwe. Okungukuthi, "ukucubungula ngemuva kwalokho akuyona inqubo ethile, kepha kunalokho okubandakanya amasu amaningi ahlukene wokucubungula kanye namasu angasebenza futhi ahlanganiswe nokuhlangabezana nezidingo ezahlukahlukene zobuhle nezisebenzayo.
Njengoba sizobona ngemininingwane eminingi kule ndatshana, kunezindlela eziningi zokuqeda ngemuva kokusebenza kanye nokuqedwa komhlaba, kufaka phakathi ukucubungula okuyisisekelo (njengokususwa kokusekelwa), ukucubungula okungokomzimba nakwenyama). Ukuqonda izinqubo ezahlukahlukene ongazisebenzisa ekuphrintweni kwe-3D kuzokuvumela ukuthi uhlangabezane nokucaciswa komkhiqizo nezidingo, noma ngabe umgomo wakho ukufezekisa ikhwalithi engaphezulu, ama-aesthetics athile, noma ukukhiqiza okwengeziwe. Ake sibheke eduze.
Ukusebenza okuyisisekelo okuyisisekelo kubhekisele ezitebhisini zokuqala ngemuva kokususa nokuhlanza ingxenye ephrintiwe ye-3D kusuka eShalall Shell, kufaka phakathi ukususwa kokusekelwa kanye nokubushelelezi okuyisisekelo).
Izinqubo eziningi zokuphrinta ze-3D, kufaka phakathi imodeli yokuhlekisa (i-FDM), i-Sterolohotography (SLA), i-Direct Metal Laser Wight Syttery (DLS), idinga ukusetshenziswa kwezakhiwo zokuxhasa ukudala ama-prorrusions, amabhuloho, kanye nezinhlaka ezintekenteke . . ubuntu obuhle. Yize lezi zinhlaka zilusizo kwinqubo yokuphrinta, kufanele zisuswe ngaphambi kokuthi kusetshenziswe amasu wokuqeda.
Ukususa ukwesekwa kungenziwa ngezindlela eziningana ezahlukahlukene, kepha inqubo evame kakhulu namuhla ibandakanya umsebenzi wezandla, njengokusika, ukususa ukwesekwa. Lapho usebenzisa ama-substrate ancibilikisiwe amanzi, isakhiwo sokusekelwa singasuswa ngokufaka into ephrintiwe emanzini. Kukhona izixazululo ezikhethekile zokususwa kwengxenye ezenzakalelayo, ikakhulukazi ukukhiqiza okwengeziwe kwensimbi, esebenzisa amathuluzi afana nemishini ye-CNC namarobhothi ukusika ngokunemba nokugcina ukubekezelelana.
Enye indlela eyisisekelo yokucubungula i-sandblasting. Inqubo ifaka ukufafaza izingxenye eziphrintiwe ngezinhlayiya ngaphansi kwengcindezi ephezulu. Umthelela wezinto zokufafaza endaweni yokuphrinta udala ubushelelezi, ukuthungwa okufanayo.
I-sandblasting imvamisa iyisinyathelo sokuqala sokubushelela indawo ephrintiwe ye-3D njengoba isusa ngempumelelo izinto ezisele futhi idala indawo efanayo ekhiqizwayo eseyilungele izinyathelo ezilandelayo ezinjengokupolwilisa, ukupenda noma ukubamba. Kubalulekile ukuqaphela ukuthi i-sandblasting ayikhiqizi ukuqeda okucwebezelayo noma okucwebezelayo.
Ngaphandle kweSandblasting eyisisekelo, kunamanye amasu wokusebenza asetshenziselwe ukuthuthukisa ubushelelezi kanye nezinye izakhiwo ezingaphezulu zezakhi eziphrintiwe, njengokubukeka kwe-matte noma okucwebezelayo. Kwezinye izimo, izindlela zokuqeda zingasetshenziswa ukufeza ukushelela lapho zisebenzisa izinto ezahlukene zokwakha nezinqubo zokuphrinta. Kodwa-ke, kwezinye izimo, ukushelela komhlaba kufanele kulungele izinhlobo ezithile zemidiya noma amaphrinta. Ingxenye ye-geometry kanye nokuphrinta izinto ezibaluleke kakhulu lapho ukhetha enye yalezi zindlela ezilandelayo zendawo (zonke zitholakala kumanani entengo esheshayo).
Le ndlela yokusebenza ngemuva iyafana ne-media sandblast evamile yokuthi ifaka ukusebenzisa izinhlayiya kuya kokuphrinta ngaphansi kwengcindezi ephezulu. Kodwa-ke, umehluko obalulekile: iSandblasting ayisebenzisi noma yiziphi izinhlayiya (njengesihlabathi), kepha isebenzisa ubuhlalu bengilazi oyindilinga njenge-handblast the Phrinta ngejubane eliphezulu.
Umthelela we-Round Glass ubuhlalu ebusweni bokuphrinta kwakha umphumela obushelelezi futhi obufanayo obungaphezulu. Ngaphezu kwezinzuzo zobuhle be-sandblasting, inqubo ebushelelezi yandisa amandla omshini wengxenye ngaphandle kokuthinta usayizi wayo. Lokhu kungenxa yokuthi ukwakheka kwe-spherical of ubuhlalu kungaba nomphumela omkhulu kakhulu ebusweni balengxenye.
Ukuwa, owaziwa nangokuthi ukuhlolwa, kuyikhambi elisebenzayo lokusebenza kwezingxenye ezimbalwa ngemuva. Ubuchwepheshe buhlanganisa ukubeka ukuphrinta kwe-3D esigukwini kanye nezingcezu ezincane ze-ceramic, ipulasitiki noma ngensimbi. I-Drum bese ijikeleza noma ivevezele, okwenza imfucumfucu ihlikihle ngengxenye ephrintiwe, isuse noma yikuphi ukungahambi kahle komhlaba nokwakha indawo ebushelelezi.
I-Media Tumbling inamandla amakhulu kune-sandblasting, futhi ubushelelezi obungaphezulu bungashintshwa ngokuya ngohlobo lwezinto ezifundwayo. Isibonelo, ungasebenzisa imidiya ephansi ephansi ukudala ukuthungwa komhlaba okuphelele, ngenkathi usebenzisa ama-chips aphezulu angenza indawo ebushelelezi. Ezinye zezinhlelo ezinkulu zokuqedela ezinkulu zingaphatha izingxenye ezilinganisa 400 x 120 x 120 mm noma 200 x 200 x 200 mm. Kwezinye izimo, ikakhulukazi nge-MJF noma ngezingxenye ze-SLS, umhlangano ungakhuphuka udwetshwe ngesithwali.
Ngenkathi zonke izindlela ezingenhla ezibushelelezi zisuselwa ezinqubweni zomzimba, ukushelela umusi kuncike ekuphenduleni kwamakhemikhali phakathi kwezinto eziphrintiwe kanye nomusi ukukhiqiza indawo ebushelelezi. Ngokukhethekile, ukushelela komusi kubandakanya ukudalula ukuphrinta kwe-3D ku-solvent yokuvula (efana ne-fa 326) egumbini lokucubungula elivaliwe. I-Steam inamathela ebusweni bokuphrinta futhi yakha ukuncibilika kwamakhemikhali alawulwayo, kubushelelezi noma yikuphi ukungapheleli komhlaba, ama-ridges kanye nezigodi ngokusabalalisa kabusha izinto ezincibilikisiwe.
I-Steam Smoothing iyaziwa nangokuthi ukuqeda ukuqedwa okubunjiwe nokucwebezelayo. Imvamisa, inqubo yokushelela umusi ibiza kakhulu kunokushelela ngokomzimba, kepha kukhethwa ngenxa yokushelela kwayo okuphakeme kanye nokuqedwa okucwebezelayo. Ukuvuselelwa kwe-vapor kuyahambelana nama-polymers amaningi nezinto zokuphrinta ze-elastomeric 3D.
Umbala njengesinyathelo esengeziwe sokusebenza ngemuva kuyindlela enhle yokuthuthukisa ama-aesthetics okukhishwa kwakho okuphrintiwe. Yize izinto zokuphrinta ze-3D (ikakhulukazi i-FDM Filaments) zivela ngezinketho eziningi zemibala, i-toning njengenqubo yeposi ikuvumela ukuthi usebenzise izinto zokwenza izinto futhi uzuze umdlalo ofanele wombala wezinto ezinikeziwe. umkhiqizo. Nazi izindlela ezimbili zokufaka imibala ezivame kakhulu zokuphrinta ze-3D.
Ukupenda kwesifutho kuyindlela ethandwayo ehilela ukusebenzisa i-aerosol sprayer ukufaka ungqimba lwepende kuya kuphrinta kwe-3D. Ngokumisa okwesikhashana ukuphrinta kwe-3D, ungafafaza upende ngokulinganayo ngaphezulu kwengxenye, ukumboza indawo yayo yonke. (Upende ungasetshenziswa futhi usebenzisa amasu wokuhlikihla.) Le ndlela ijwayelekile kuzo zombili izingxenye eziphrintiwe ze-3D eziphrintiwe futhi ayibizi. Kodwa-ke, inokubuya okukodwa okukhulu: ngoba i-ink isetshenziswa kancane kakhulu, uma ingxenye ephrintiwe iklwebekile noma igqokwa, umbala wokuqala wezinto eziphrintiwe uzobonakala. Inqubo elandelayo yomthunzi iyaxazulula le nkinga.
Ngokungafani nomdwebo wokufafaza noma ukuxubha, uyinki ekuphethweni kokuphrinta kwe-3D ngaphansi kobuso. Lokhu kunezinzuzo eziningana. Okokuqala, uma ukuphrinta kwe-3D kugqokwa noma kuklwebekile, imibala yayo esebenzayo izohlala iqinile. I-stain nayo ayisebenzi, yimuphi upende owaziwa ukuthi wenziwa. Enye inzuzo enkulu yokudaya ukuthi ayithinti ukunemba okubucayi kokuphrinta: Njengoba udayi ungena ebusweni bemodeli, akungezi ubukhulu futhi ngenxa yalokho akuveli ukulahleka kwemininingwane. Inqubo ethile yombala incike kwinqubo yokuphrinta ye-3D nezinto zokwakha.
Zonke lezi zinqubo zokuqeda zingenzeka lapho zisebenza nomlingani okhiqizayo njenge-xometry, ukuvumela ukuthi udale amaphrinta we-3D ahlangabezana nawo womabili amazinga wobuhle.
Isikhathi sePosi: APR-24-2024