Ọdịnihu na ntụ ntụ

Ụlọ ọrụ Swedish VBN Components na-eme ngwaahịa nchara site na iji teknụzụ mgbakwunye na-eji ntụ ntụ nwere ihe mgbakwunye, tumadi ngwá ọrụ dị ka ihe ọkpụkpụ na ndị na-egwe ọka. Nkà na ụzụ obibi akwụkwọ 3D na-ewepụ mkpa a na-emepụta ihe na ịrụ ọrụ, na-ebelata oriri akụrụngwa, ma na-enye ndị ọrụ njedebe nhọrọ dị elu nke ihe ndị dị elu.

Onyinye nke akụrụngwa VBN gụnyere ọmụmaatụ. Vibenite 290nke, dị ka ụlọ ọrụ Swedish si kwuo, bụ ígwè kachasị ike n'ụwa (72 HRC). Usoro nke ịmepụta Vibenite 290 bụ iji nwayọọ nwayọọ mụbaa ike nke ihe ruo. Ozugbo a na-ebipụta akụkụ ndị a chọrọ site na akụrụngwa a, ọ dịghị nhazi ọzọ karịa ichicha ma ọ bụ EDM chọrọ. Enweghị igbutu, igwe igwe ma ọ bụ mkpọpu ihe achọrọ. Ya mere, ụlọ ọrụ ahụ na-emepụta akụkụ nwere akụkụ ruo 200 x 200 x 380 mm, geometry nke enweghị ike ịmepụta site na iji teknụzụ ndị ọzọ na-emepụta ihe.

A naghị achọ ígwè mgbe niile. Otu ndị nyocha sitere na Laboratories HRL ewepụtala ngwọta mbipụta 3D. aluminum alloys na elu ike. A na-akpọ ya usoro nanofunctional. N'ikwu ya n'ụzọ dị mfe, usoro ọhụrụ ahụ gụnyere itinye ntụ ntụ nanofunctional pụrụ iche na ngwa nbipute 3D, bụ nke a na-ejizi akwa laser dị mkpa, nke na-eduga na uto nke akụkụ atọ. N'oge agbaze na ike siri ike, a naghị ebibi ihe ndị na-esi na ya pụta ma na-ejigide ike ha zuru oke n'ihi nanoparticles na-arụ ọrụ dị ka ebe nucleation maka microstructure ezubere nke alloy.

A na-eji alloys ike dị elu dị ka aluminom na ụlọ ọrụ dị arọ, teknụzụ ụgbọ elu (dịka fuselage) na akụkụ ụgbọ ala. Teknụzụ ọhụrụ nke nanofunctionalization na-enye ha ọ bụghị naanị ike dị elu, kamakwa ụdị dị iche iche na nha.

Mgbakwunye kama mwepu

N'ụzọ ọdịnala ọdịnala si arụ ọrụ ọla, a na-ewepụ ihe mkpofu site na iji igwe. Usoro mgbakwunye na-arụ ọrụ na ntụgharị - ọ na-agụnye itinye na ịgbakwunye ọkwa na-esote nke obere ihe, na-emepụta akụkụ XNUMXD nke fọrọ nke nta ka ọ bụrụ ọdịdị ọ bụla dabere na ụdị dijitalụ.

Ọ bụ ezie na a na-eji usoro a eme ihe n'ọtụtụ ebe maka prototyping na nkedo ihe nlereanya, iji ya eme ihe ozugbo na mmepụta ngwaahịa ma ọ bụ ngwaọrụ ezubere maka ahịa siri ike n'ihi arụmọrụ dị ala na ihe onwunwe na-adịghị mma. Otú ọ dị, ọnọdụ a na-eji nwayọọ nwayọọ na-agbanwe n'ihi ọrụ nke ndị nchọpụta n'ọtụtụ ebe gburugburu ụwa.

Site na nnwale na-egbu mgbu, emeziwanye teknụzụ abụọ nke mbipụta XNUMXD: ntinye laser nke metal (LMD) i agbaze laser nhọrọ (ULM). Nkà na ụzụ Laser na-eme ka o kwe omume ịmepụta nkọwa dị mma ma nweta ezigbo mma elu, nke na-agaghị ekwe omume na 50D electron beam printing (EBM). Na SLM, a na-edobe ọnụ ọnụ ọkụ laser na ntụ ntụ nke ihe ahụ, na-agbado ya na mpaghara dịka ụkpụrụ enyere ya na izi ezi nke 250 ruo 3 microns. N'aka nke ya, LMD na-eji laser na-edozi ntụ ntụ iji mepụta nhazi XNUMXD na-akwado onwe ya.

Ụzọ ndị a egosila na ọ bụ ihe na-enye obi ụtọ maka ịmepụta akụkụ ụgbọ elu. na, karịsịa, ntinye laser nke ígwè na-agbasawanye ohere imewe maka ihe ndị dị na mbara igwe. Enwere ike ịme ha site na ihe ndị nwere mgbagwoju anya dị n'ime ya na gradients agaghị ekwe omume n'oge gara aga. Tụkwasị na nke ahụ, teknụzụ laser abụọ na-eme ka o kwe omume ịmepụta ngwaahịa nke geometry mgbagwoju anya ma nweta ọrụ ogologo nke ngwaahịa site na ụdị alloys dị iche iche.

Na Septemba gara aga, Airbus kwupụtara na ya ejirila mbipụta mgbakwunye kwado A350 XWB ya. titanium nkwado, nke Arconic mepụtara. Nke a abụghị njedebe, n'ihi na nkwekọrịta Arconic na Airbus na-enye maka mbipụta 3D site na titanium-nickel ntụ ntụ. akụkụ ahụ i usoro mkpali. Otú ọ dị, ekwesịrị ịmara na Arconic anaghị eji teknụzụ laser eme ihe, kama ọ na-emeziwanye ụdị nke EBM electronic arc.

Otu n'ime ihe dị ịrịba ama na mmepe nke teknụzụ mgbakwunye na ịrụ ọrụ igwe nwere ike ịbụ ihe ngosi mbụ ewepụtara n'isi ụlọ ọrụ Dutch Damen Shipyards Group na ọdịda nke 2017. ụgbọ mmiri propeller metal alloy aha ya VAAMpeller. Mgbe ule ndị kwesịrị ekwesị, ọtụtụ n'ime ha emeelarị, ihe nlereanya ahụ nwere ohere ịkwado maka iji n'ụgbọ mmiri.

Dị ka ọdịnihu nke nkà na ụzụ na-arụ ọrụ ígwè dị na ntụ ntụ igwe anaghị agba nchara ma ọ bụ ihe ndị na-emepụta ihe, ọ bara uru ịmara ndị isi egwuregwu na ahịa a. Dị ka "Additive Manufacturing Metal Powder Market Report" bipụtara na November 2017, ndị kasị mkpa na-emepụta 3D ígwè ntụ ntụ na-ebipụta bụ: GKN, Hitachi Chemical, Rio Tinto, ATI Powder Metals, Praxair, Arconic, Sandvik AB, Renishaw, Höganäs AB. , Metaldyne Performance Group, BÖHLER Edelstahl, Carpenter Technology Corporation, Aubert & Duval.

Mbipụta propeller WAAMpeller

Usoro mmiri mmiri

Teknụzụ mgbakwunye igwe a kacha mara amara ugbu a na-adabere n'iji ntụ ntụ (nke a bụ otú e si emepụta vibenite ahụ e kwuru n'elu) "sintered" na laser-fused na okpomọkụ dị elu achọrọ maka ihe mmalite. Agbanyeghị, echiche ọhụrụ na-apụta. Ndị na-eme nchọpụta si na Cryobiomedical Engineering Laboratory nke Chinese Academy of Sciences na Beijing ewepụtala usoro Mbipụta 3D nwere "ink", nke nwere alloy metal nwere ebe mgbaze dị ntakịrị karịa okpomọkụ ụlọ. N'ime nnyocha e bipụtara na magazin Science China Technological Sciences, ndị nchọpụta Liu Jing na Wang Lei gosipụtara usoro maka mbipụta mmiri mmiri nke gallium, bismuth, ma ọ bụ alloys dabeere na indium na mgbakwunye nanoparticles.

Tụnyere usoro nrụpụta igwe ọdịnala, mbipụta 3D nke mmiri mmiri nwere ọtụtụ uru dị mkpa. Nke mbụ, enwere ike nweta ọnụ ọgụgụ dị elu nke imepụta ihe owuwu ụzọ atọ. Tụkwasị na nke a, ebe a ị nwere ike gbanwee ọnọdụ okpomọkụ na eruba nke coolant. Na mgbakwunye, enwere ike iji metal conductive mmiri na-ejikọta ya na ihe ndị na-abụghị ọla (dị ka plastik), nke na-abawanye ohere imewe maka ihe ndị dị mgbagwoju anya.

Ndị ọkà mmụta sayensị na Mahadum Northwwest America ewepụtala usoro mbipụta igwe 3D ọhụrụ dị ọnụ ala ma dịkwa mgbagwoju anya karịa ka a mara na mbụ. Kama ntụ ntụ ígwè, lasers ma ọ bụ eletrọn, ọ na-eji oven oven i mmiri mmiri ihe. Na mgbakwunye, usoro a na-arụ ọrụ nke ọma maka ụdị ọla dị iche iche, alloys, ogige, na oxides. Nke a yiri akara nozzle anyị ji rọba mara. "Ink" nwere ntụ ntụ ígwè gbazere n'ime ihe pụrụ iche na mgbakwunye nke elastomer. N'oge ngwa, ọ bụ na ụlọ okpomọkụ. Mgbe nke ahụ gasịrị, a na-ejikọta akwa akwa nke ihe eji eme ihe site na nozzles na ọkwa ndị gara aga na okpomọkụ dị elu nke e kere n'ime ọkụ. A kọwara usoro a n'akwụkwọ akụkọ pụrụ iche Advanced Functional Materials.

Usoro obibi akwụkwọ nke igwe mmiri mmiri ndị China

Na 2016, ndị na-eme nchọpụta Harvard webatara usoro ọzọ nke nwere ike ịmepụta ihe owuwu ígwè XNUMXD. ebipụtara "n'ikuku". Mahadum Harvard emepụtala ngwa nbipute 3D nke, n'adịghị ka ndị ọzọ, adịghị emepụta ihe oyi akwa site na oyi akwa, kama ọ na-emepụta ihe dị mgbagwoju anya "na ikuku" - site na igwe na-ekpo ọkụ ozugbo. Ngwa a, nke emepụtara na John A. Paulson School of Engineering and Applied Sciences, na-ebipụta ihe n'iji ọlaọcha nanoparticles. Laser a na-elekwasị anya na-ekpo ọkụ ma na-ejikọta ya, na-emepụta ihe dị iche iche dị ka helix.

Ọchịchọ ahịa maka ngwaahịa ndị ahịa ebipụtara 3D dị elu dị ka ntinye ọgwụ na akụkụ injin ụgbọ elu na-eto ngwa ngwa. Na n'ihi na enwere ike ịkekọrịta data ngwaahịa na ndị ọzọ, ụlọ ọrụ gburugburu ụwa, ọ bụrụ na ha nwere ike ịnweta ntụ ntụ ígwè na ngwa nbipute 3D ziri ezi, nwere ike ịrụ ọrụ iji belata ngwa ngwa na ọnụ ahịa ngwaahịa. Dị ka ị maara, teknụzụ ndị akọwara na-enyere aka imepụta akụkụ ọla nke geometry dị mgbagwoju anya, n'ihu teknụzụ mmepụta ọdịnala. Mmepe nke ngwa pụrụ iche nwere ike iduga ọnụ ahịa dị ala na oghere maka iji mbipụta 3D na ngwa ọdịnala.

Igwe Swedish siri ike - maka mbipụta 3D:

Igwe kacha sie ike n'ụwa - emere na Uppsala, Sweden

Ihe nkiri aluminom maka ibipụta: 

Ọganihu na metallurgy: mbipụta 3D nke aluminom dị ike