He aha te eke atu a MJF 3D Print Service ki te maha - jet huinga?

Te mārama ki te Hangarau Multi Jet Fusion (MJF)

Ko te hangarau Multi Jet Fusion (MJF) e wehe ana i a ia anō mai i ngā tikanga tawhito pērā i te Selective Laser Sintering (SLS) trāwhitia te whakamahi i tētahi tikanga whakaputa motuhake e whai ana i te maha o ngā tātā. Ko ēnei tātā e whakaputua ana te huinga hono ki runga i tētahi takotoranga o te raima kua rōpuna, e wehe ai i te aronga MJF ki te ao o te hangarau whakaputa 3D. Ko tētahi o ngā painga matua o tēnei tikanga ko tana hui tūturu ki te whakaputua i tētahi takotoranga anō katoa i te wā kotahi, e whakapakari ake ana i te tere me te raweke tēnei i ngā tikanga huinga rākau lase point-by-point.

Kei te whakarato hoki te MJF i ētahi atu anō hua pai i runga i ētahi atu hangarau mātāpuna 3D, engari ko te tere, te tātai tika, me te āhua whakapakari ki te whakaputa i ngā āhua pīroiroi. Mō ngā umanga e hiahiatia ana te whakaputa tere i ngā tauira me te whirwiri whakaputanga, he uaua te MJF. Kei te āwhina i te hangarau i ētahi wā e maha ngā wāhanga e mātāpunaia ana, e iti ake ai te wātaka whakaputanga kaua ko te kounga. Ko te āhua whakapakari tēnei mō ngā tāone pērā i te hauora, te motukā, me ngā taputapu hauhake e pā ana te wātaka ki te whakaputanga he mea nui.

I te nuinga atu, ka taea e MJF te whakaputa i ngā wāhanga me ngā mata katoa te kounga tikangia me te whakatūpato tino pai. Ko tēnei he mea nui mō ngā umanga e hiahiatia ana ngā tauira taapiri me ngā hua mutunga kua oti te whakatinanatia i ngā īngoa anō. Ko ngā wāhanga o MJF e whakaatu ana i te kaha tino pai, ā, i muri i te tukatuka tuarua, ka whakaatu hoki i ngā āhuatanga taapiri me ngā mata māmā, nō reira ko te kōwhiringa tino pai mō ngā kaihanga e hiahia ana kia whakapai ake i ō rātou whakatinanatanga tauira me ngā whakatūpato.

Me pēhea te mahi a te tākupu MJF 3D?

Ko te whakamātau MJF (Multi Jet Fusion) e whakahaere ana i te tikanga o te takotoranga takotoranga, kei reira te nuinga o te koura e noho pū ana. I tēnei tikanga, ko te takotoranga o te raima koura e whakaputua ana i runga i te papa hanga. Ko te tika o te wehenga koura he mea nui kia tika ai te whakaputanga me te tino o te putanga whakamutunga. Kātahi ka whakapiri tētahi takotoranga ki runga i te takotoranga ki muri, ka whakapiripiri i te raima hei hanga i te wāhanga e hiahiatia ana. Ko te whakatutuki i te wehenga koura ōrite kia tūmanakohia ai ngā wāhanga whakamutunga kia ōrite ki ngā āhuatanga hinano me te tika o te rahi.

Ko te kaupapa matua o te MJF ko te tikanga whakakotahi, e whakamahi maraeta ana i te takotoranga o te wera infrared (IR) me ngā mātai whakakotahi motuhake. I muri i te kōpaki pāpaku, ko te upoko mātai e whakaputa ngā mātai whakakotahi me te whakaputa i ngā wā e hiahiatia ana—ka āwhina tēnei i te āhua o te wāhanga me te eke atu ki ngā tapa tātaritanga. Ko te hiko, e rite ana ki te IR rā, ka whakaputua, ka whakapumau ai te mātai whakakotahi i ngā wāhanga kua tohua. Ko te tukatuka tāngata whakakotahi me te whakapumau ai ka tere ake i ētahi atu tikanga pērā i te SLS, i reira e tāpirihia ana te katoa. Ko te tikanga whakakotahi tūhono tēnei e tere ake ai te whanaketanga engari ka whakapai hoki i te kounga me te roa o ngā wāhanga mutunga.

Kounga me te Rawa i ngā Ratonga MJF

Ko ngā ratonga whakaputa 3D Multi Jet Fusion (MJF) e tuku ana i te kounga o ngā wāhanga tino pai, e whakaatu ana i ngā ripoata a te umanga e ārahi ana ki te whakaiti i ngā ngoikera me te whakapai ake i ngā āhuatanga kaha. E ai ki ngā whiriwhiri, ko te nuinga o ngā wāhanga MJF e whakaatu ana i te isotropy me te performance hinano tino pai ake i ngā rautaki whakaputa tāpiritanga atu, ko te mea tino nui kia ngā tono e hiahiatia ana te kaha kotahi me te roa o te wā. Kua eke tēnei kounga tikangia ki te putanga puta me te whakamahi i ngā tikanga kaha e whakaiti ai i ngā rerekētanga.

I ngā take o te tere me te whai hua o te whakaputa, ko ngā ratonga MJF e whakaiti nui i ngā wā whakaputa tēnā i ētahi atu tikanga whakaputa 3D. Kātahi ka whakapāhunu ngā whakamātau kei te tūhono mai te āhua o te tikanga ki te whakakaha i ngā wāhi nui katoa i te wā kotahi tēnā i te tūhono i ngā pūwāhi ki te pūwāhi, he tere ake ngā mōhio whakaputa. Hei tauira, i tētahi pūrongo kua kitea kua whakaiti MJF i te wā whakaputa 30-50% tēnā i te SLS me ētahi atu tikanga tawhito. Kātahi ka kaha ake te whai hua e poto ake ai ngā wā e hiahiatia ana, engari ko te kaha o te whakaputanga me te āheinga whakarahi i ngā mahi whakaputa, e hāngai ai te MJF hei kōwhiringa pai mō ngā pakihi e rapu ana kia whakapai ake i ngā mahi whakaputa.

Te Kōwhiri I Ngā Momo Matū Mō MJF

Ko te hangarau Multi Jet Fusion (MJF) e whakarato nui ai i te whakawhanawhitinga o ngā matū me te whakamahinga, e āwhina ana i te pāpaku, ngā metara, me ngā taonga hui tahi kia ōrite ki ngā here tūmatanui. Ko tēnei āwherawhera ko tētahi o ngā take matua ka tōaitia ai te MJF mō ngā umanga rereke. He iti noa te here mo te nylon kaha, te TPU māmā, te PA kaha rānei, ka tautokohia ēnei matū e te MJF kia ōrite ki ngā here me ngā here hinahina motuhake.

• Nylon (PA 12) : E mōhiotia ana mō tana roa me tana kaha, ka whakamahia whānuitia te nylon ki ngā umanga pērā i te motukā me te rererangi hau hei hanga i ngā wāhanga tāpoi me ngā wāhanga hanganga.
• Thermoplastic Polyurethane (TPU) : Ko tēnei matū te nuinga o te wā e whiriwhiria ana mō ngā whakamahinga e hiahiatia ana te whakamāmā me te whakauru i te patupatu, nō reira ka tōaitia ia ki te hanga taonga hākinakina me ngā taonga kākāriki.
• Polyamides (PA) : Marautiahia i te nuinga o te wā mō ā rātou ahuatanga kaha, ko ngā matū PA ka whakamahia ki ngā whakamahinga umanga e hiahiatia ana te whakauru kaha me te roa o te wā.

Ko te whiriwhiri i ēnei tāpoi e whakaatu ana i te whāwhātanga me te āhua whirawhira a MJF kei te whakamahia ki ngā wāhanga rerekē hei whakatutuki i ngā here hana motuhake. Ēnei kōwhiringa tāpoi e whakaatu ana i te kāmira whānui a MJF, ka tutuki i ngā here o te ahumoni mō te pūmahara me te whirawhira o ngā wāhanga.

Ngā Whakamahinga me te Whaitua a te Mātāpuna MJF 3D

Kua pakaru a Multi Jet Fusion (MJF) 3D print ki ngā umanga maha, ka whai hua whakapai ake me te whakapai ake. Ko ngā umanga penei i te motuka, te hauora, me ngā taonga kaihoko e whakamahi ana i te kaha o MJF kia waihanga i ngā hoahoa pīroiroi ki te tere ake me te iti ake te utu. Hei tauira, ko te umanga motuka e ona MJF e whakawātea ai te prototyping tere o ngā wāhanga pīroiroi, ka taea ai ngā whakapai hoahoa kia kaha ake me te iti ake te wā ki te maakete. Kei te hauora, ka whakawātea a MJF i te waihanga o ngā taputapu hauora kaha me te māmā, e hiahiatia ana mō ngā tono motuhake. Ka whakamahi a MJF ngā kaihoko waihanga taonga kia waihanga i ngā taonga taapiri me te whakarerekētanga, ka nui ake ai te mahinga o te kaihoko.

Ko te āhua o te MJF i te ao tūmatanui i whakaaturia ai hui tāpiri kua whakapai ake i te mahi whakaputanga me te utu. I te umanga waka, ko ngā kamupene e whakamahi ana i te MJF kua ripoatia he whakaiti i ngā utu whakaputanga tauira ki te 50%, i te wā anō ko te iti ake i te roanga o te wā whakaputanga. Anō hoki ki te hauora, i whakamahia hoki te MJF hei whakaputa i ngā taputapu hauora me te iti ake o ngā utu whakaputanga ki te 30%. Kā tēnei tauira e whakaatu ana i te MJF e whakataki ana i te whakaputanga engari hoki e whakapai ana i te whakamahi rauemi, ka arahina ai ngā umanga ki ngā tikanga whakaputanga e tika ai. Mā te whakamahi i te hangarau MJF, ka tūtoke ai ngā pakihi ki ngā maakete e tipi haere ana, e whakaatu ana i te kaha whakapapa o tēnei tikanga whakaputa tāpiri.

Whakapono Kaihoko me ngā Tikanga Hoahoa

Ko te whakamahi i te hoahoa hei eke atu i ngā utu ki te Whakawhitinga Jet Tuarua (MJF) he tauwhitinga nui, i āwhina ai i ngā hoahoa hou e iti ai te pānga ki te taro me te whakapai ake i te whakaputanga. Mā te whakamohio ki te whakaputa tāpiritanga, ka taea e ngā kamupene te whakaputa i ngā hoahoa pīroiroi kaua ko ngā utu e pā ana ki te whakaputa arataki. Ko ngā aronga kei te whakapai ake i ngā hoahoa ā-hiko kia tāwhai ai te rahi o te hanganga, me te iti i ngā tautoko, nō reira te iti ake i ngā utu taro me te wā.

Ko ngā whakaaro whakauru matua mō te MJF ka whakapono kia pai te mahi me te kounga i te whakaprint i te rautaki. Ko ngā take matua ko te whakauru i te nekehanga tōpahi tika—ka tīmata tata ki te 0.8 mm mō ngā wāhanga papai—me te whai mōhio ki ngā rahi o ngā āhua, kei hea ngā korero pērā i ngā ruā me te kore he iti ake i te 0.5 mm te tōpahi. I tua atu, kāore i te hiahiatia e MJF ngā hanganga tautoko i te ara anō rite ki te 3D print papai, nā tana tikanga huihuinga huri noa. E wātea ana tēnei ka tūwhera i ngā tautohenga hoki ki ngā hoahoa iti ake me te whaihua ake, i te wā kotahi ka heke i te wā me ngā utu o muri i te tukatuka. Mā te whai i ēnei tātai, ka taea e ngā kamupene te whakamahi i ngā kaha o MJF, ka āwhina i te whakaputa i ngā wāhanga iti rawa me te kounga tikangia.

Ngā ngira o te apiti i te hangarau MJF

Ko ngā whai mua ki te hangarau Multi Jet Fusion (MJF) ka huri i ngā kaha o te tāwhai 3D, ka whakarahi i te tere, te tika, me te whanui o ngā tāpapa. Ko ngā whakapai ake hou ka tāwhai i ngā tāpapa hou me ngā tāpapa huinga e whakapai ai i te roa me te whanui o ngā whakamahinga. I runga i taua mea, ko ngā hangarau hou ka whai mōhio ki te whakapai ake i ngā tere tāwhai me te whakapai i te tika o te whakaputanga papanga, he mea nui kia iti ake te wā me ngā utu o te whakaputa. Ko ngā whai mua pēnei i ēnei ka whakarite i ngā rautaki MJF eke kaha ake me te whanui ake e tika ana ki ngā hiahia o ngā tāone rereke.

Kei te tūpono te whanake haere pea te nuinga o ngā ratonga whakaputa 3D, kaupapa ki ngā here e whanake haere nei, me ngā whakapai ake hoki i ngā hangarau. E ai ki ngā tatauranga o te umanga, ko te hiahia o te ao ki ngā ratonga whakaputa 3D, tae atu ki te "ratonga whakaputa sls 3d" me te "ratonga whakapai a vacua", ka piki ake pea te nui o te hiahia ki te whirinakitanga, ki te whai pono, me te āhua o te whakamāmā i ngā mahi whakaputa pīroiroi. Anō hoki, i te nuinga o ngā umanga e whai māia ana ki ngā tikanga kaitiaki, ka tōtika a MJF ki ēnei tikanga e whanake haere ana. Ko ngā whakamātā a te mōhio e whakaatu nei ka taea e ngā kamupene te whiwhi i ngā whakapai ake ki te rere o ngā mahi whakaputa, i te mutunga ka arahi ki te whanake ake, me te whakarahi ake hoki i te whakamahinga o te hangarau MJF ki ngā wāhanga maha.