Nrog rau kev txhim kho ntawm lub teeb yuag, kev tiv thaiv muaj zog, kev puas tsuaj siab, kev tshaj tawm, thiab kev txawj ntse ntawm riam phom thiab khoom siv, cov qauv thiab kev ua haujlwm ntawm lawv cov khoom thiab cov khoom siv tau maj mam dhau los ua qhov nyuaj thiab muaj ntau yam hauv cov qauv thiab kev ua haujlwm. Cov txheej txheem casting, forging, thiab vuam yog qhov nyuaj rau kev ua kom tau raws li qhov xav tau ntawm kev tsim khoom thiab Kho cov kev xav tau. Txoj kev loj hlob sai ntawm hlau additive manufacturing technology nyob rau hauv lub xyoo tsis ntev los no tau muab txoj kev tshiab rau kev tsim thiab kho cov complex Cheebtsam ntawm riam phom thiab khoom siv. Piv nrog cov txheej txheem tsim khoom ib txwm muaj, cov khoom siv hlau txuas ntxiv tsis tas yuav muaj pwm, tuaj yeem txo cov txheej txheem tsim khoom, ua kom luv luv, thiab tuaj yeem ua tiav lub teeb yuag, kev sib xyaw ua ke tsim thiab kev tsim cov khoom siv.
Dab tsi yog Hlau Additive Manufacturing Technology
Hlau additive manufacturing technology yog ib tug advanced manufacturing technology uas siv hlau nyob ntawm tej, tuav, los yog hmoov raws li raw cov ntaub ntawv, thiab yog stacked txheej los ntawm txheej raws li txoj kev predetermined tom qab tus qauv yog discretized los ntawm sintering, melting, spraying, thiab lwm yam. tag nrho txoj kev tsim ntawm cov khoom. Tam sim no, hlau additive manufacturing technologies mas siv nyob rau hauv kev tsim riam phom thiab khoom nyob rau hauv tsev thiab txawv teb chaws muaj xws li laser, arc, electron beam, txias tshuaj tsuag, kev sib txhuam do additive manufacturing technology, thiab lwm yam.
1. Laser additive manufacturing technology
Lub laser additive manufacturing technology siv lub high-zog laser raws li lub tshav kub qhov chaw, melts hmoov los yog hlau nyob rau hauv kev tiv thaiv ntawm inert gas, thiab accumulates nws txheej los ntawm txheej kom paub qhov ncaj txoj kev ntawm qhov chaw. Laser additive manufacturing technology muaj xws li laser-hmoov additive manufacturing thiab laser fuse additive manufacturing. Ntawm lawv, laser-hmoov additive manufacturing technology yog muab faib ua laser xaiv melting additive manufacturing thiab laser coaxial hmoov pub additive manufacturing. Piv nrog rau lwm yam additive manufacturing technologies, laser additive manufacturing technology, tshwj xeeb tshaj yog laser xaiv melting additive manufacturing technology, muaj siab forming raug thiab yog haum rau tag nrho cov tsim complex thiab zoo structural qhov chaw ntawm riam phom thiab khoom siv. Txawm li cas los xij, lub laser xaiv melting additive manufacturing technology yog txwv los ntawm qhov loj ntawm lub inert gas chamber thiab tus nqi ntawm cov khoom siv thiab hmoov thiab tsis haum rau lub ceev thiab kev lag luam manufacturing ntawm loj-scale complex Cheebtsam. Tsis tas li ntawd, vim muaj zog thermal conductivity ntawm cov ntaub ntawv xws li txhuas alloys thiab lub siab reflectivity ntawm lub laser, tsis xws luag xws li tawg thiab pores yog nquag tshwm sim thaum lub sij hawm laser xaiv melting additive manufacturing txheej txheem. Piv nrog laser-hmoov additive manufacturing technology, laser fused additive manufacturing technology muaj ib tug ceev deposition tus nqi, siab siv cov nqi, uas tsis muaj nqi, siab ceev ntawm additive Cheebtsam, thiab yooj yim cia ntawm cov xov hlau, tab sis nws tsis haum rau zoo qauv. Cov khoom siv hlau yog qhov nyuaj rau kev npaj rau qhov chaw thiab cov xov hlau.
2. Electron beam additive manufacturing technology
Hauv hluav taws xob kev ua lag luam kev tsim khoom lag luam xws li cov khoom siv hluav taws xob zoo li cov hlau hluav taws xob, thiab cov hmoov ua haujlwm raws li kev tsim khoom hlau lossis cov khoom siv hlau lossis daim pam. Piv nrog rau laser additive manufacturing technology, electron beam additive manufacturing technology muaj ib tug ceev deposition tus nqi thiab yuav ua tau refractory hlau. Vim tias nws tau ua nyob rau hauv ib puag ncig lub tshuab nqus tsev, nws tuaj yeem tsis tsuas yog zam cov khoom sib kis los ntawm oxygen, hydrogen, thiab nitrogen, tab sis kuj muaj lub tshuab nqus tsev melting rau cov hlau. Yog li ntawd, cov khoom siv hluav taws xob hluav taws xob ntxiv tuaj yeem ua tau raws li cov kev xav tau ntawm cov khoom siv hlau ntxiv uas muaj zog heev ntawm qhov kub thiab txias xws li titanium alloys. . Tsis tas li ntawd, cov nqaj hlau hluav taws xob tuaj yeem tshawb xyuas lub ntsej muag ntawm cov hlau tso rau hauv preheat nws ua ntej tom ntej hlau deposition, txo cov residual kev nyuaj siab thiab deformation thaum lub sij hawm additive manufacturing. Piv nrog rau cov electron beam xaiv melting hmoov additive manufacturing technology, lub electron beam fuse additive manufacturing technology muaj ceev deposition efficiency, siab tivthaiv ntom, tsis tshua muaj nqi khoom, thiab siab siv tus nqi, thiab yog haum rau lub ceev ceev ntawm loj Cheebtsam. Txawm li cas los xij, vim hais tias cov kab hluav taws xob hluav taws xob me me thiab lub zog muaj zog, nyob rau hauv cov txheej txheem ntawm electron beam fuse additive manufacturing, thaum cov khoom siv hlau deviates los ntawm electron beam qhov chaw ntawm qhov chaw vim thermal deformation los yog tsis zoo txoj kab uas hla uniformity, nws yog ib qho yooj yim mus ua. cov txheej txheem tsim khoom additive yuav cuam tshuam.
3 Arc fuse additive manufacturing technology
Arc fuse additive manufacturing technology (tom qab no hu ua "arc additive manufacturing technology") siv cov hlau hlau ua cov muab tub lim, yaj cov hlau los ntawm arc, thiab sib sau txheej txheej los ntawm txheej raws li txoj hauv kev kom paub txog tag nrho cov txheej txheem hlau. Zoo ib yam li arc vuam, arc additive manufacturing technology tuaj yeem muab faib ua cov electrode melting thiab non-melting electrode arc additive manufacturing technology raws li hom electrode. Ntawm lawv, cov tsis-melting electrode arc additive manufacturing technology muaj xws li ob hom tungsten argon arc thiab ntshav arc. Piv nrog rau laser thiab electron beam hmoov-raws li additive manufacturing technologies, arc additive manufacturing technology tsis yooj yim los tsim cov tsis xws luag xws li unfused, muaj high manufacturing efficiency, siab siv cov khoom, thiab tsawg hlau, thiab cov khoom siv, thiab yog haum rau loj thiab complex riam phom thiab khoom siv. Integral ceev manufacturing ntawm Cheebtsam. Txawm li cas los xij, piv nrog laser lossis electron beam hmoov-raws li kev tsim khoom, arc additive manufacturing technology tau qis dua kev tsim khoom, yuav tsum tau ua cov txheej txheem tom ntej, thiab nyuaj rau kev paub txog kev tsim cov khoom siv thiab cov khoom zoo. Tsis tas li ntawd, arc additive manufacturing technology tsis haum rau cov khoom siv hlau uas muaj peev xwm deformation tsis zoo thiab nyuaj rau kev npaj rau hauv cov xov hlau.
Metal Additive Manufacturing Applications
Tom qab ntau xyoo ntawm txoj kev loj hlob sai, hlau additive manufacturing technology tau siv rau kev txhim kho, ntau lawm, thiab kho cov cuab yeej siv thiab cov cuab yeej siv hauv tsev thiab txawv teb chaws, uas ua rau txo qis kev txhim kho thiab kho lub voj voog ntawm cov khoom nyuaj, txo cov nqi tsim khoom thiab tu, thiab txhim kho cov txheej txheem. tsim thiab efficiency. Txoj kev ywj pheej ntawm kev tsim khoom pab txhim kho kev sib ntaus sib tua muaj peev xwm ntawm riam phom thiab khoom siv. Tam sim no, cov khoom siv koom nrog hauv kev tsim thiab kho cov cuab yeej siv riam phom los ntawm cov hlau additive manufacturing technology muaj xws li cov hlau tshwj xeeb, titanium alloy, aluminium alloy, superalloy, magnesium alloy, thiab refractory alloy.
Cov ntsiab lus
Hlau additive manufacturing technology muab cov tswv yim tshiab thiab lub cib fim rau kev txhim kho lub teeb yuag, kev tiv thaiv muaj zog, kev puas tsuaj siab, kev tshaj tawm, thiab kev txawj ntse ntawm riam phom thiab khoom siv. Nws tau raug siv rau cov hlau tshwj xeeb, aluminium alloy, titanium alloy, thiab superalloy, tag nrho cov khoom siv ceev ceev, thiab kho cov khoom sib xws xws li magnesium alloys thiab cov hlau refractory tau zoo heev txhim kho qhov kev ua tau zoo ntawm riam phom thiab khoom siv thiab shortened txoj kev loj hlob, ntau lawm. thiab kho lub voj voog. Tsis tas li ntawd, hlau additive manufacturing technology tau ua tiav kev tsim thiab kev npaj cov khoom siv hlau zoo xws li high-entropy alloys, gradient cov ntaub ntawv, thiab cov ntaub ntawv sib xyaw, thiab muaj cov ntawv thov dav dav hauv kev ua haujlwm kub-kub, kev cuam tshuam. , thiab lub teeb yuag qauv ntawm riam phom thiab khoom siv.