FDM vs resin 3D bugu: wanda za a zaba dangane da aikin ku

La 3D bugu Ya canza gaba ɗaya wasan a cikin masana'anta da ƙididdiga, yana kawo hanyoyin masana'antu a baya zuwa wuraren tarurrukan bita, ɗakunan karatu, da gidaje. Ko kai mai zane ne, injiniyanci, ko kawai mai yin tinker, a yau za ka iya ƙirƙirar rikitattun sassa tare da keɓancewa na musamman kuma a cikin lokutan da kamar ba zai yiwu ba ba da daɗewa ba. A cikin wannan mahallin, sanannun iyalai biyu na fasaha suna zama tare: 3D FDM vs. guduro. Wato bugu de filament (FDM/FFF) ko guduro (SLA/DLP/LCD).

Dukansu suna ba da izinin kera abubuwa masu aiki da samfuran nuni na ingantattun inganci, amma kowannensu yana haskakawa a yanayi daban-daban. Domin yanke shawara mai kyau Yana da mahimmanci a fahimci yadda suke aiki, irin kayan da suke amfani da su, menene sakamakon da suka samu, da kuma inda raunin su yake. A ƙasa, zaku sami jagorar kwatance tare da Bambance-bambancen maɓalli, fa'idodi, koma baya, farashi, tsaro, aikace-aikace, da shawarwarin zaɓi, an rubuta shi da yare bayyananne kuma kai tsaye don kada ku ɓace.

3D bugu tare da filament (FDM/FFF): yadda yake aiki

En FDM / FFFAna ciyar da spool na polymer a cikin mai fitar da wuta wanda ke yin zafi da ajiye narkakkar kayan da aka yi a kan gadon bugawa. Shugaban buga yana bin diddigin lissafi bisa ga lambar G da aka samar ta mai yankanku, kuma yayin da yake sanyi, kayan yana ƙarfafawa, yana ƙirƙirar ɓangaren. Yana da matukar tartsatsi hanya domin Yana haɗa damar shiga, robobi iri-iri, da ƙarar bugawa mai karimci.Idan kuna son ƙarin bayanan fasaha, duba yadda firintocin 3D ke aiki.

Filayen da suka fi shahara sun haɗa da PLA, ABS, PETG da TPUBugu da ƙari ga abubuwan da aka haɗa tare da fiber, itace, ko karfe, PLA yana da sauƙi kuma "gafara" ga masu farawa; ABS da PETG sun fi wuya kuma sun fi tsayayya ga tasiri da yanayin zafi; TPU yana ƙara elasticity. Kewayon launi yana da faɗi, kuma tare da saitunan da suka dace, Kuna iya buga samfura masu sauri da sassa masu aiki a cikin taki mai kyauIdan kuna sha'awar ƙarin koyo game da kayan, duba irin kayan da za a iya amfani da su a cikin bugu na 3D.

Dangane da sauye-sauye, kowane Layer yana buƙatar ajiyar kansa da lokacin warkewa, kuma dangane da girman abin, wannan tsawon lokaci na iya ƙaruwa. A sakamakon haka, yawancin samfuran FDM na zahiri ne Toshe kuma kunnatare da kulawa mai ma'ana da tsarin ilmantarwa koda kuwa kuna farawa daga karce.

Amfanin FDM

• Kudin shiga da kayan aikiFirintocin FDM yawanci suna da arha kuma filament ɗin yana da ƙasa da kilo ɗaya fiye da guduro kowace lita, wanda ke taimakawa wajen shimfiɗa kasafin kuɗi.
• Facilidad de uso y mantenimientoYawancin injunan FDM suna da sauƙin kafawa; daidaita nozzles, gadaje, da bayanan martaba yana da ɗan araha ga masu farawa.
• Daban-daban kayan da launukaPLA, ABS, PETG, TPU da composites (itace, karfe, fiber) suna faɗaɗa damar injiniyoyi da kyau.
• Girma da yawan aikiFirintocin FDM yawanci suna ba da manyan wuraren bugawa da Suna kare kansu da kyau da manyan guda ko kuma dogon gudu.
• Amintaccen kulawaFilament yana da ƙarancin buƙata fiye da resin ruwa dangane da guba da ƙamshi, wanda ke sauƙaƙa rayuwar yau da kullun.

Lalacewar FDM

• ƙananan ƙuduri: layin layi suna bayyane kuma cikakkun bayanai ba su da kaifi kamar guduro.
• Ƙarshen samanDon kallon "premium", yawanci ya zama dole don yashi, firam, ko fenti don ɓoye ɓarna.
• Nakasawa da adhesionKayan aiki kamar ABS na iya raguwa idan kulawar thermal bai isa ba; wani lokacin dole ne ka yi amfani da gado mai zafi ko adhesives.
• Micro-leaksSaboda yanayin stacking filament, porosity na iya bayyana kuma ƙarancin ruwa a kan ganuwar idan ba a buga sigogi masu dacewa ba.

3D bugu tare da guduro (SLA/DLP/LCD): yadda yake aiki

Buga guduro yana farawa da ruwa photopolymer wanda ke ƙarfafawa a ƙarƙashin hasken ultraviolet. SLALaser yana zana kowane Layer; in DLP/LCDMafarin haske yana aiwatarwa ko rufe dukkan Layer lokaci guda. Dandalin yana motsawa sama ko ƙasa, yana barin madaidaicin kauri don Layer na gaba, don haka an gina samfurin. matuƙar lafiya matakin daki-daki da sosai santsi saman.

Za ku sami daidaitattun, sassauƙa, bayyananne, haƙori, da resins masu jure zafi, da sauransu. Wannan kewayon yana ba ku damar yin aiki a kan komai daga ƙanana da kayan ado zuwa manyan ƙira. Duk da haka, kuna buƙatar tsaftace guda (misali, tare da barasa isopropyl) da a warkar da su da hasken UV bayan bugu don isa ga ƙarfinsa na ƙarshe.

Gidan resin ko vat yana iyakance girman ginin, kuma tsarin yana buƙatar ƙarin kulawa (safofin hannu, iska, tsaftacewa). Koyaya, idan fifikonku shine ɗaukar cikakkun bayanai na mintuna kuma an gama "ingantattun ɗakin nunin", Yana da wuya a sami wani abu da zai iya yin gasa da guduro. cikin ingancin gani.

Amfanin guduro

• Fitaccen daidaito da cikakkun bayanai: ƙananan yadudduka na bakin ciki (madaidaicin ƙuduri) da kaifi a cikin laushi, gefuna da ƙananan siffofi.
• Filaye masu laushiƘarshen ya kasance iri ɗaya kuma mai santsi, yana rage buƙatar kayan ado bayan aiki.
• Matsalolin GeometricTaimakon da aka bayar ta hanyar wanka na resin da kanta ya sa ya fi sauƙi m siffofi.
• Resins na musammanAkwai sassauƙa, bayyananne, haƙori, da zaɓuɓɓuka masu juriya masu zafi waɗanda ke buɗe takamaiman aikace-aikace.
• Ingancin ganiWasu resins suna samun bayyananniyar haske da tsaftar gani waɗanda ke da wahalar yin kwafi da filament.

Rashin amfanin guduro

• Farashin kayan aiki da kayan aiki: guduro yawanci ya fi tsada kuma jimillar farashi (na'ura, kayan amfani da kayan haɗi) ya fi girma idan aka kwatanta da FDM.
• Gudanarwa da tsaftacewaGudun ruwa mai guba ne; Dole ne a sanya safar hannu, kuma a sami iska mai iska. sassa masu tsabta da guga a hankali.
• Wajibi bayan aiwatarwaWankewa da maganin UV suna ɗaukar lokaci kuma suna buƙatar ƙarin kayan aiki.
• Ƙarfin bugawa mai iyakaWutar ta iyakance girman guntuwar kuma, don haka, iyakar amfani.
• Juriya UVWasu guntun resin suna fama da tsayin daka ga rana, don haka ba su ne mafi kyawun zaɓi don amfani da waje ba.

3D FDM vs guduro: kwatancen aiki

Lokacin la'akari da zaɓi tsakanin 3D FDM da resin, babban bambanci ya bayyana nan da nan: Gudun ya fi daki-daki da santsi., yayin da FDM ke ba da ƙarfin aiki da kuma mafi girma tsariA cikin FDM, an saba yin aiki tare da tsayin Layer na 0,10-0,20 mm; guduro yana raguwa sosai, tare da yadudduka masu sirara waɗanda ke zana ƙananan bayanai a zahiri “tare da gilashin ƙara girma”.

Dangane da saurin gudu, ya dogara da aikace-aikacen. Don manyan abubuwa, FDM na iya gamawa da sauri da kuma ci gaba da samarwa tare da ƙarancin tsaftacewa na tsaka-tsaki. Tare da guduro, lokacin kowane Layer ya zama iri ɗaya a cikin fasahar tsinkaya (DLP/LCD), amma tsayin Layer da bayan aiwatarwa suna tsawaita aikin. Don sanya shi a sauƙaƙe: Idan kuna mu'amala da ƙananan, guda masu kyau sosai, jira yana da daraja.Idan kun haɗa manyan samfura, FDM abokin tarayya ne.

Al'amari	Guduro (SLA/DLP/LCD)	Filament (FDM/FFF)
Tsawon Layer na al'ada	Yayi kyau sosai, daki-daki	Mai jarida, yadudduka na bayyane
Ƙarshen saman	Santsi kuma har ma	Tare da ridges, ana buƙatar yashi
Buga ƙarar	Ganga mai iyaka	Yawanci mazan
Bayan aiwatarwa	Wanke + UV curing	Yashi/zanen zaɓi na zaɓi

Waɗanda ke buga ƙanƙara, ƙirar halaye, ko sassa masu laushi yawanci suna zaɓar guduro don wannan dalili. "nuni hali texture" wanda yake cimmawa. A gefe guda, kera sassan yau da kullun, casings, goyan baya ko matsakaici/manyan samfuri sun yi daidai da FDM saboda inganci da tsada.

Kudin kuɗi da kulawa: abin da ya kamata ku tuna

A matakin shigarwa, akwai injunan FDM masu araha da filament a farashin shahararrun farashin kowace kilo, yayin da resin yana farawa da farashi mafi girma a kowace lita kuma yana buƙatar takamaiman kayan haɗi (tashar wanki, kayan aikin warkewa, kayan amfani). Alamar gama gari a kasuwa shine... FDM azaman zaɓi tare da mafi kyawun ƙimar farashi / ƙimar girma, tun da resin shine wanda ke ƙara farashin kayan a kowace naúrar ƙarar da aka buga.

Kulawa na FDM ya haɗa da tsabtace nozzles, kiyaye farantin ginin, da sa ido kan kwararar fitar da iska. Fitarwar guduro na buƙatar kulawa da hankali ga hopper, tacewa guduro, kulawar allo (a cikin yanayin LCDs), da ingantaccen sarrafa shara da zubar da kayan aikin bayan aiki. Bugu da ƙari, da abubuwa masu kariya (safofin hannu, abin rufe fuska) da isassun iska suna ƙara ma'auni.

Maɓalli mai mahimmanci a cikin wannan 3D FDM vs resin dilemma: yawancin masu amfani suna nuna farashin guduro a matsayin shamakiDuk da yake suna darajar filament don ma'auni na gabaɗaya, lokacin gamawa da daki-daki suna da mahimmanci, ƙarin farashi na iya zama barata sosai.

Tsaro, bayan-aiki da muhalli

Filament yawanci ya fi dacewa a cikin mahallin gida saboda ƙananan guba na handling. Resin ya ƙunshi wari, yuwuwar fantsama, da buƙatar kariyar fata da samun iska. Bayan aiwatarwa a cikin guduro ya ƙunshi wankewa (misali, tare da barasa isopropyl) da kuma warkar da UV; a cikin FDM, bayan-aiki yana mai da hankali kan yashi da fenti idan kuna neman ɓoye yadudduka ko cimma kyakkyawan ƙayatarwa.

Dangane da dorewa, akwai filaments kamar PLA waɗanda suka fito daga albarkatu masu sabuntawa da Su ne biodegradable karkashin yanayin masana'antu. Resins baya baya a wannan batun kuma suna haifar da sharar gida wanda dole ne a sarrafa shi da kyau. Yin amfani da sinadarai a cikin tsaftacewa da kuma amfani da makamashi daga cikin matakan warkewa.

Wani nau'i mai amfani a cikin kwatankwacin 3D FDM ɗin mu da guduro: saboda tarin beads, guda FDM na iya samun porosity na ciki kuma ba za su kasance gaba ɗaya mai ruwa ba idan ba a inganta tsarin ba; a halin yanzu, wasu resins suna fama da hasken rana kai tsaye na tsawon lokaci, wanda ke iyakance dacewarsu don amfani da waje. Kowane fasaha yana da "Achilles diddige" kuma yana da kyau a yarda da shi don guje wa rashin jin daɗi.

Abubuwan da aka ba da shawarar aikace-aikace da lokuta masu amfani

FDM ya dace don samfurori masu sauri, tsaye, gidaje, kayan gyara da kayan wasan yaraMusamman ma lokacin da girman ya ke da mahimmanci da ingantaccen gogewa ba shi da mahimmanci. Matsakaicin farashi-zuwa-girman sa yana sa ya dace da ilimi da kuma bita da ke maimaita akai-akai. Don ƙarin misalai masu amfani, duba aikace-aikacen bugu na 3D.

Resin yana jin daidai a gida a ciki miniatures, kayan ado, likitan hakora, samfuran likita da samfura masu inganciLokacin da akwai kyawawan laushi, zane-zane, ko matsananciyar geometries, tsallen gani na gani yana bayyana. Mutane da yawa waɗanda ke buga adadi da guntu inda kowane micron ya ƙidaya suna canzawa zuwa guduro don wannan "ƙarin" a sakamakon ƙarshe.

Wasu masu amfani, bayan ƙoƙarin samar da cikakkun bayanai daki-daki tare da firintar FDM gabaɗaya, sun gano lokacin da suka gwada firinta na resin 8K cewa ma'anar tana cikin ƙungiyar mabambanta; sun bayyana gamawar FDM tare da firamare kamar yadda yake da “siffa mai kama da yumbu,” yayin da resin ke bayarwa kaifi gefuna da tsabta fasaliKoyaya, FDM ya kasance babban injin don ayyukan DIY da sassan aikin yau da kullun.

Jagora mai sauri don zaɓar da kyau

Ƙarshe don zaɓar tsakanin 3D FDM da guduro? Don yanke shawara, la'akari da nau'in ayyuka, kasafin kuɗi, sararin sarari, da lokacin aiwatarwa da kuke son karɓa. Idan sassanku suna da girma ko kuna buƙatar samar da su da yawa akan farashi mai sarrafawa, FDM yana sauƙaƙe mukuIdan kun kasance game da matsanancin daki-daki da ƙarewar nuni, resin yana da wahala a doke shi.

• Girma da girma? Manyan sassa ko raka'a da yawa suna turawa zuwa FDM.
• Matsayin daki-daki? Kyakkyawan laushi, zane-zane da filaye masu santsi suna nuna guduro.
• Kudin da kulawa? FDM yana da kyau ga walat ɗin ku da lokacin ku.
• Lankwasa koyo? Farawa da FDM ya fi sauƙi; guduro na buƙatar hanya.

Tsarin gama gari shine farawa da FDM don koyo, ƙididdigewa, da rufe yawancin sassa, sannan ƙara injin guduro lokacin da kake son ɗaga sandar don gama inganci. Babban ɓangaren al'umma ya haɗa duka biyun. Ba abokan gaba ba ne, amma masu haɗa kai ne..

Característica	FDM / FFF	SLA/DLP/LCD
Farashin shiga	Low	Matsakaici/high
Sauƙin amfani	Alta	Yana buƙatar kulawa
Daki-daki/Gama	Matsakaici, yadudduka na bayyane	Dogo sosai, santsi
girma	Babba	Iyakantacce
Tsaro	Mafi sauki	Prearin kiyayewa

A ƙarshe, abin da ke da mahimmanci shine daidaita tsammanin da fasaha: idan aikin aiki da girman su ne mafi mahimmanciFDM yana ba da sauri da ƙananan farashi; idan ƙimar ƙima da cikakkun bayanai suna da mahimmanci, resin yana ɗaukar kyautar. Dandalin ƙirƙira kan layi har ma suna ba ku damar loda fayil da samun kwatancen kai tsaye don kwatanta kayan aiki da tsari, wanda ke da amfani sosai lokacin da kuke kimanta abin da ya fi dacewa ga kowane aiki.

3D FDM vs. guduro: Manne wa lakabi ɗaya da wuya yana yin adalci. Wasu mutane suna buga babban sashi a cikin FDM kuma suna ajiye resin don abubuwan da aka fi gani. Idan kun tsara kanku da kyau, zaku iya samun mafi kyawun duniyoyin biyu. duniyoyin biyu ba tare da kwafin rikitarwa ba.