Yayin da yawancin aikin masana'antu an yi su a cikin firintar 3D kamar yadda aka gina ƙananan sassan Layer, wannan ba ƙarshen aikin ba ne. Post-aiki muhimmin mataki ne a cikin aikin buga wasan motsa jiki na 3D wanda ya juya abubuwan da aka buga a cikin samfuran da aka gama. Wato, "Post-sarrafawa" kanta ba takamaiman tsari bane, amma rukuni na kunshe da dabarun sarrafawa daban-daban da kuma buƙatun aiki.
Kamar yadda zamu gani a cikin wannan labarin, akwai da yawa-aiki da kuma dabarun karewa, gami da kayan tallafi na asali), farfajiya da sunadarai), da kuma sunadarai. Fahimtar matakai daban-daban da zaka iya amfani da shi a cikin 3D sau 3 zai ba ka damar haduwa da ƙayyadaddun samfuran samfurori da buƙatun ku shine don samun ingancin yanayin saman, takamaiman kayan aiki, ko ƙara yawan aiki. Bari mu duba kusa.
Tsarin aiki na asali na asali yana nufin matakai na farko bayan an cire shi da tsaftace wani ɓangaren da aka buga daga Maɓallin harsashi, a cikin shiri don ingantaccen dabarar dabaru).
Yawancin Bugawa 3D 3D, gami da tsarin tallan kayan kwalliya (FDM), Storeolitography (DMLs), da Carbon Lantarki na Lasere (DMLs), da Carbon Lantarki na Lasere (DMLs), da Carbon Lantarki na Lasere (DMLs), da Carbon Lantarki na Lasere (DMLs), da Carbon Lantarki na Lasere (DMLs), da Carbon Lantarki na Lasere . . musamman. Ko da yake waɗannan nau'ikan suna da amfani a cikin tsarin buɗewa, dole ne a cire su kafin a iya amfani da dabaru.
Ana iya yin tallafin ta hanyoyi daban-daban, amma tsari na yau da kullun yau ya shafi aikin manual, kamar yankewa, don cire goyan bayan. A lokacin da amfani da subbacter ruwa, ana iya cire tsarin tallafi ta hanyar nutsar da abin da aka buga cikin ruwa. Hakanan akwai mafita na musamman don cire kayan aiki na atomatik, musamman masana'antu mai ƙara, wanda ke amfani da kayan aikin kamar injinan CNC da robots don yin daidai da yanke shawara da kuma kula da jingina.
Wani hanyar aiki na yau da kullun yana da sandblasting. Tsarin ya ƙunshi feshin sassan da aka buga tare da barbashi a ƙarƙashin matsin lamba. Tasirin tasirin abubuwa a saman faratawar yana haifar da mai laushi, ƙarin kayan rubutu.
Sandblasting shine mafi yawan lokuta mataki na farko a cikin santsi a 3D farfajiya kuma yana haifar da matakan da ya dace da na polishing kamar yadda ake buƙata don abubuwa masu zuwa kamar su. Yana da mahimmanci a lura cewa yandblasting ba ya samar da mai haske ko mai sheki.
Bayan Sandblasting na asali, akwai wasu dabarun sarrafa bayan-da za a iya amfani dasu don inganta daidaituwar da sauran kaddarorin abubuwan haɗin da aka buga, kamar bayyanar matte ko mai girma. A wasu halaye, za a iya amfani da hanyoyin da ake iya amfani dasu don cimma daidaituwar lokacin amfani da kayan gini da kuma matakai. Koyaya, a cikin wasu halaye, smooting surface ya dace da wasu nau'ikan kafofin watsa labarai ko kwafi. Sashe na Geometry da Buga kayan sune abubuwan biyu masu mahimmanci yayin zabar ɗaya daga cikin hanyoyin da ke cikin wurare masu zuwa (duk ana samun su a farashin da ake farashinsa na Xometry nan take.
Wannan hanyar sarrafa bayan tana kama da sandblasting na yau da kullun a cikin cewa ya ƙunshi kayan amfani da barbashi a ƙarƙashin matsanancin matsin lamba. Koyaya, akwai bambanci mai mahimmanci: Sandblasting ba ta amfani da duk wani barbashi (kamar yashi), amma yana amfani da gilashin gilashi mai sauri a matsayin matsakaici zuwa babban gudu a babban sauri.
Tasirin beads zagaye na gilashi a saman ɗab'in yana haifar da sakamako mai narkewa da ƙari. Baya ga fa'idodin kayan kwalliya na sandblasting, ingantaccen tsari yana ƙara ƙarfin kayan aikin na ɓangaren ba tare da tasiri girman sa ba. Wannan saboda siffar siffofin beads na iya samun sakamako mai zurfi a saman sashin.
Tumbing, wanda kuma aka sani da allo, ingantaccen bayani ne don ƙananan sassan aikin. Fasaha ta shafi sanya buga 3D a cikin wani yanki na yumbu, filastik ko karfe. Drum din din ya juya ko kuma yana haifar da tarkace a kan wani ɓangaren da aka buga, cire duk wani abu na farfajiya da ƙirƙirar sararin samaniya.
Media Tumbging ya fi karfi fiye da sandblesting, kuma an iya daidaita juye juye dangane da nau'in kayan tumbing. Misali, zaku iya amfani da ƙananan kafofin watsa labarai mai ƙarancin ƙasa don ƙirƙirar kayan zane mai ɗorewa, yayin amfani da manyan kwakwalwan kwamfuta na iya samar da sikelin mai narkewa. Some of the most common large finishing systems can handle parts measuring 400 x 120 x 120 mm or 200 x 200 x 200 mm. A wasu halaye, musamman tare da sassan MJF ko Sls sassan, Majalisar za ta iya yaduwa da mai ɗauka.
Yayin da duk hanyoyin da ke sama hanyoyin da aka ambata sun dogara da matakai na zahiri, tururi mai laushi ya dogara da hakar sinadarai tsakanin kayan da aka buga da tururi don samar da santsi. Musamman, tururi mai laushi ya ƙunshi fallasa Buga na 3D zuwa ga masu haɓaka (kamar FA 326) a cikin ɗakin aikin da aka rufe. Matukar tururi a farfajiya na bugu da kirkirar sinadarai da aka sarrafa shi, yana fitar da kowane ajizancin ƙasa, dogo da kwaruruka ta hanyar sake fasalin kayan molten.
Mote Steam kuma an san shi don ba da farfajiya mafi goge kuma gamawa. Yawanci, tsarin tururi mai laushi ya fi tsada fiye da sutturar jiki, amma an fi son saboda ta fi ƙarfin da ta ƙare da sheki. Vapor suttura ya dace da yawancin polymers da kayan buga littattafai na elastomeric 3D.
Canza launi a matsayin ƙarin matakan sarrafa bayan hanya ne mafi kyau don haɓaka kayan aikin da aka buga. Kodayake kayan buga littattafai na 3D (musamman FDm filments) suna zuwa cikin zaɓuɓɓukan launi iri ɗaya, toning kamar yadda aka ƙayyade bayanan samfurin da cimma madaidaicin wasan launi don kayan launi don kayan da aka bayar. samfurin. Anan ga hanyoyin da aka fi dacewa da launi na 3D don bugawa 3D.
Fesa feshin shahararren hanya wanda ya shafi amfani da Aerosol Sprayer don amfani da wani Layer na fenti zuwa 3D. Ta hanyar dakatar da bugu na 3D, zaku iya fesa fenti a ko'ina a ɓangaren, yana rufe duka farfajiya. (Hakanan za'a iya amfani da fenti zaɓi zaɓi ta amfani da dabarun masking.) Wannan hanyar ta zama gama gari don duka biyun da aka buga kuma sassan da aka buga kuma basu da ƙima. Koyaya, yana da manyan 'yan wasa ɗaya: tunda an yi amfani da tawada sosai a hankali, idan aka buga sashin da aka buga ko kuma sawa, asalin launi na kayan da aka buga shi zai zama bayyane. Tsarin shading mai zuwa yana warware wannan matsalar.
Ba kamar zanen feshin feshin ko gogewa ba, tawada a cikin bugun 3D na 3D ya shiga ƙarƙashin ƙasa. Wannan yana da fa'idodi da yawa. Da farko, idan Buga na 3D ya zama sawa ko tsage, launuka masu farfadowa zasu ci gaba da zama m. A ton shima ba ya kashe, wanda shine abin da aka san fenti da zan yi. Wata babbar fa'idar dyeing ita ce cewa ba ta shafi daidaituwar kwatancen: tunda Dye ya shiga saman ƙirar, ba ya ƙara kauri sabili da haka baya ƙara asarar daki-daki. Cikakken tsarin canza launi ya dogara da tsarin bugawa na 3D da kayan.
Duk waɗannan hanyoyin gama gari suna yiwuwa yayin aiki tare da abokin ƙirar kamar Xometry, yana ba ku damar ƙirƙirar kwafin 3D da ke haɗuwa da su duka.
Lokaci: Apr-24-2024