Cov Ntawv Thov Laser hauv Kev Lag Luam
Lasers (Lub Teeb Ci Nthuav Dav Los Ntawm Kev Tso Tawm Hluav Taws Xob) tau dhau los ua ib qho thev naus laus zis tseem ceeb hauv kev txhim kho kev lag luam niaj hnub no. Lawv lub peev xwm los tsim cov teeb ci uas muaj zog, muaj zog, thiab meej ua rau lasers siv dav rau kev txiav, vuam, cim, ntsuas, thiab txawm tias cov txheej txheem tsim khoom siv thev naus laus zis siab xws li microelectronics thiab cov khoom siv kho mob. Hauv ntau yam kev lag luam, lasers tsis yog tsuas yog hloov cov txheej txheem ib txwm muaj xwb tab sis kuj qhib cov hauv kev tshiab uas yav dhau los nyuaj vim muaj kev txwv ntawm cov cuab yeej siv tshuab. Tsab xov xwm no tham txog ntau yam kev siv lasers hauv kev lag luam, lawv cov txiaj ntsig, thiab kev siv.
1. Cov ntsiab cai yooj yim thiab cov laj thawj vim li cas lasers thiaj li ua tau zoo hauv kev lag luam
Qhov zoo ntawm cov lasers yog nyob rau hauv lawv cov coherent (waves aligned), monochromatic (specific wavelengths), thiab cov khoom uas tsom mus rau siab heev. Siv cov lenses thiab optical systems , laser zog tuaj yeem concentrated rau hauv ib qho me me, ua rau muaj zog ceev ceev. Yog li ntawd, lasers tuaj yeem ua kom sov, yaj, ua pa, lossis hloov kho qhov chaw ntawm cov khoom siv hauv txoj kev tswj hwm.
Ntxiv rau qhov ua kom raug, cov lasers kuj muaj cov txheej txheem tsis sib cuag. Qhov no txhais tau tias tsis muaj lub zog kho tshuab ncaj qha rau cov khoom ua haujlwm, zoo li kev txiav nrog riam lossis lub laum. Qhov no txo cov cuab yeej hnav, txo qhov deformation, thiab txhim kho cov khoom sib xws. Lasers kuj yooj yim ua haujlwm nrog CNC (Computer Numerical Control) lossis cov neeg hlau lag luam, ua rau lawv haum rau ob qho tib si kev tsim khoom loj thiab kev tsim khoom yooj ywm nrog cov qauv hloov pauv tas li.
2. Kev txiav laser
Kev txiav laser yog ib qho ntawm cov ntawv thov nrov tshaj plaws. Cov txheej txheem no siv lub zog laser los txiav cov ntaub ntawv xws li hlau, stainless hlau, txhuas, acrylic, ntoo, ntaub, thiab qee yam khoom sib xyaw. Kev txiav yog ua tiav los ntawm kev yaj lossis ua pa cov khoom hauv txoj kev txiav, feem ntau pab los ntawm cov roj (piv txwv li, oxygen, nitrogen, lossis cua compressed) los tshuab cov khoom yaj lossis hlawv tawm ntawm qhov sib txawv txiav.
Cov txiaj ntsig ntawm kev txiav laser muaj xws li:
- Kev ua haujlwm siab: muaj peev xwm tsim cov duab nyuaj thiab cov ntsiab lus me me.
- Cov npoo txiav zoo nkauj: txo qhov xav tau kev ua tiav.
- Kev ceev ntawm kev tsim khoom: tshwj xeeb tshaj yog rau ntawm cov hlau ntawv.
- Kev ywj pheej ntawm kev tsim qauv: kev hloov pauv qauv tuaj yeem ua tau yooj yim los ntawm software.
Cov tsheb, kev tsim kho, cov khoom siv hauv tsev, thiab cov khoom siv tshuab tsim khoom siv laser txiav ntau vim nws muaj peev xwm tsim cov khoom sib xws thiab ua haujlwm tau zoo.
3. Kev vuam laser (kev vuam laser)
Kev vuam siv laser siv lub laser los sib txuas ob yam khoom los ntawm kev yaj hauv zos. Txoj kev no muaj txiaj ntsig zoo rau kev vuam meej ntawm cov khoom nyias lossis cov chaw nyuaj mus txog. Lub laser tuaj yeem tsim cov kab txuas nqaim nrog kev nkag mus tob, ua rau muaj kev cuam tshuam thermal tsawg dua li kev vuam ib txwm muaj.
Cov kev siv laser welding muaj xws li:
- Kev lag luam tsheb: kev vuam lub cev tsheb, roj teeb hluav taws xob tsheb, cov khoom sib kis.
- Khoom siv hluav taws xob: vuam cov plhaub sensor, cov khoom sib txuas, thiab cov khoom me me.
– Cov khoom siv kho mob: vuam cov cuab yeej stainless thiab cov khoom me me.
Laser vuam kuj tseem tsim nyog rau cov txheej txheem automation vim tias nws tuaj yeem koom ua ke nrog cov neeg hlau, cov koob yees duab tshuaj xyuas, thiab kev tswj xyuas zoo tiag tiag.
4. Kev cim thiab kos duab (laser cim thiab kos duab)
Kev siv laser marking los tsim cov cim tas mus li ntawm cov khoom siv, xws li cov lej serial, cov lej tsim khoom, QR code, logos, lossis cov ntaub ntawv kev ruaj ntseg. Tsis zoo li cov kua mem lossis cov ntawv lo, laser marking yog qhov tsis yooj yim hnav, tiv taus kub, thiab nyuaj rau cuav.
Muaj ob txoj hauv kev dav dav:
– Kev cim: hloov xim/cov qauv ntawm ib qho chaw yam tsis tau tshem tawm ntau yam khoom.
- Kev kos duab: khawb cov khoom siv los ua qhov kev nyuaj siab kom lub cim pom tseeb dua thiab ruaj khov.
Cov lag luam hluav taws xob, tsheb, tshuaj, thiab khoom noj thiab dej haus siv laser cim rau kev taug qab cov khoom. Hauv cov ntsiab lus kev cai lij choj, kev cim tas mus li txhawb nqa kev tswj hwm zoo thiab txo cov khoom cuav.
5. Kev kho qhov chaw
Cov lasers tsis yog tsuas yog txiav lossis koom ua ke xwb, tab sis kuj hloov kho cov yam ntxwv ntawm cov khoom siv. Qee qhov kev siv tseem ceeb suav nrog:
1. Kev ua kom tawv nqaij ntawm lub laser (kev ua kom tawv nqaij ntawm qhov chaw)
Lub laser ua kom cov hlau saum npoo kub txog li qhov kub tshwj xeeb, tom qab ntawd ua kom nws txias sai sai, tsim kom muaj qhov chaw tawv dua yam tsis cuam tshuam rau cov khoom sab hauv ntau dhau. Haum rau cov iav, cov ncej, thiab cov khoom uas muaj kev sib txhuam siab.
2. Laser cladding (txheej)
Cov khoom siv hmoov los yog hlau ntxiv rau Lub nto yog siv laser yaj kom ua ib txheej tshiab uas tiv taus xeb lossis hnav. Cov thev naus laus zis no muaj txiaj ntsig zoo rau kev kho cov khoom kim heev xws li turbines, pwm, lossis cov khoom siv hnyav.
3. Kev ntxuav laser (kev ntxuav laser)
Cov lasers tuaj yeem tshem tawm cov xeb, xim, lossis cov av qias neeg ntawm qhov chaw yam tsis muaj cov tshuaj lom neeg. Qhov no muaj txiaj ntsig zoo. hauv kev saib xyuas cov khoom siv hauv kev lag luam, kev kho dua tshiab, thiab kev npaj nto ua ntej vuam/pleev xim.
6. Kev tsim khoom ntxiv (kev luam ntawv 3D siv laser)
Ib qho kev loj hlob loj hauv kev lag luam yog kev siv cov lasers hauv kev tsim khoom ntxiv, tshwj xeeb tshaj yog rau cov hlau. Cov thev naus laus zis xws li Selective Laser Melting (SLM) lossis Laser Powder Bed Fusion siv cov lasers los yaj cov hmoov hlau txheej los ntawm txheej kom tsim tau ib qho khoom tiav.
Cov txiaj ntsig ntawm kev tsim khoom siv laser:
- Kev tsim qauv nyuaj: cov qauv sab hauv nyuaj, lattice, thiab cov channel txias.
- Txo cov khoom pov tseg: piv rau kev siv tshuab ib txwm muaj.
- Kev tsim cov khoom sib xyaw uas tsis hnyav tab sis muaj zog: tseem ceeb hauv kev lag luam aerospace thiab automotive.
- Kev hloov kho siab: tsim nyog rau cov khoom siv kho mob xws li cov khoom cog.
Txawm hais tias tus nqi ntawm cov tshuab thiab kev tswj cov txheej txheem kim heev, cov thev naus laus zis no tab tom sib tw ntau zuj zus thaum qhov zoo, kev ceev, thiab kev muaj khoom siv tau zoo dua.
7. Lasers hauv metrology thiab kev tswj xyuas zoo
Cov lasers kuj tseem ua lub luag haujlwm tseem ceeb hauv kev ntsuas thiab kev tshuaj xyuas kom raug. Laser scanning, interferometric, thiab laser-based sensor systems yog siv rau:
- ntsuas qhov loj ntawm cov khoom sai thiab raug,
- kos duab 3D ntawm qhov chaw,
- kho kom sib haum (kho kom sib haum) lub tshuab,
- nrhiav pom qhov tsis zoo lossis qhov sib txawv ntawm geometric.
Ntawm cov kab ntau lawm, cov lasers pab siv kev tswj xyuas zoo tsis siv neeg. Piv txwv li, cov tshuab luam theej laser tuaj yeem xyuas seb cov khoom uas tau muab luam tawm lossis cov khoom uas raug pov tseg puas ua tau raws li qhov kam rau siab. Cov thev naus laus zis no ua rau cov khoom sib xws thiab txo cov nqi cuam tshuam nrog cov khoom tsis zoo.
8. Cov ntawv thov laser hauv kev lag luam hluav taws xob thiab semiconductor
Kev lag luam semiconductor xav tau kev ua kom raug ntawm qhov me me mus rau nanoscale. Lasers siv rau ntau yam txheej txheem, xws li:
– micromachining: kev tho qhov me me rau ntawm PCBs thiab cov khoom,
- txiav wafer (dicing),
- annealing thiab ua cov ntaub ntawv nyias nyias,
- ua cov qauv rau qee yam khoom siv siv cov txheej txheem pab los ntawm laser.
Thaum cov khoom siv hluav taws xob me dua, qhov xav tau kev ua tiav siab thiab kev puas tsuaj tsawg kawg nkaus los ua qhov tseem ceeb dua. Lasers—nrog lub zog thiab lub zog teeb tsa zoo—tuaj yeem ua tau raws li cov kev xav tau no.
9. Kev ruaj ntseg, cov teeb meem, thiab cov teeb meem kev lag luam
Txawm hais tias muaj txiaj ntsig zoo heev los xij, kev siv cov lasers hauv kev lag luam yuav tsum tau xav txog kev nyab xeeb loj heev. Cov teeb laser tuaj yeem ua rau lub qhov muag thiab daim tawv nqaij puas tsuaj, thiab lawv tsim cov pa phem thaum ua cov ntaub ntawv qee yam. Yog li ntawd, kev lag luam siv:
- cov khoom tiv thaiv thiab cov ntaub thaiv,
– tsom iav kev nyab xeeb raws li qhov ntev ntawm qhov ntev,
- lub tshuab ua pa thiab lim pa phem,
- cov txheej txheem ua haujlwm tus qauv thiab kev cob qhia tus neeg teb xov tooj.
Hais txog cov teeb meem kev siv tshuab, kev xaiv hom laser (CO₂, fiber, diode, Nd:YAG, thiab lwm yam), kev teeb tsa parameter, thiab kev sib xws ntawm cov khoom siv cuam tshuam rau qhov zoo ntawm cov txheej txheem. Kev nqis peev rau cov khoom siv thawj zaug kuj tseem siab heev, tab sis feem ntau them rov qab los ntawm kev tsim khoom, zoo, thiab txo cov nqi siv.
10. Cov qauv yav tom ntej hauv kev siv tshuab laser kev lag luam
Yav tom ntej, cov ntawv thov laser yuav tsum txuas ntxiv mus nrog rau kev nce qib hauv:
- Cov laser fiber ntau zog uas txuag hluav taws xob ntau dua,
- kev koom ua ke nrog AI thiab lub zeem muag rau kev tswj hwm kev hloov pauv,
- txheej txheem sib xyaw (kev sib xyaw ua ke ntawm laser nrog lwm txoj kev),
- kev siv laser rau cov ntaub ntawv cov tshiab xws li cov khoom sib xyaw ua ke thiab cov khoom sib xyaw tshwj xeeb,
- kev siv laser ntxuav ntau ntxiv ua kev daws teeb meem zoo rau ib puag ncig.
Nrog rau kev xav tau kev lag luam xav tau kev ceev, kev ua haujlwm raug thiab kev ua haujlwm zoo, lasers yuav txuas ntxiv ua ib qho thev naus laus zis tseem ceeb hauv kev tsim khoom niaj hnub.
Xaus
Cov kev siv laser hauv kev lag luam muaj xws li kev txiav, kev vuam, kev cim, kev kho qhov chaw, kev tsim khoom ntxiv, mus rau kev ntsuas thiab kev tswj xyuas zoo. Qhov tseeb, qhov xwm txheej tsis sib cuag ntawm lasers, thiab lawv qhov yooj yim ntawm kev siv tshuab ua rau lawv yog qhov kev daws teeb meem zoo tshaj plaws rau kev txhim kho kev tsim khoom thiab cov khoom zoo. Txawm hais tias lawv xav tau kev nqis peev thiab ua tau raws li cov qauv kev nyab xeeb siab, cov txiaj ntsig mus sij hawm ntev yog qhov tseem ceeb. Nrog rau kev hloov pauv ntawm cov thev naus laus zis, lasers yuav ua lub luag haujlwm ntau ntxiv hauv kev tsim lub neej yav tom ntej ntawm kev lag luam ntse dua, ua haujlwm tau zoo dua, thiab tsim kho tshiab dua .
Yog tias koj xav tau, kuv tuaj yeem hloov kho tsab xov xwm no kom haum rau koj qhov kev xav tau ntawm tsev kawm ntawv/tsev kawm qib siab (piv txwv li, ntxiv cov ntaub ntawv teev cov ntaub ntawv, piv txwv ntawm cov tuam txhab/cov cuab yeej, lossis tsom mus rau ib qho kev lag luam xws li tsheb lossis semiconductor).
