Kev ntxuav laser yog ib txoj hauv kev zoo los tshem tawm cov khoom tawv ntawm ntau yam khoom thiab qhov loj ntawm cov khoom qias neeg thiab txheej zaj duab xis. Los ntawm lub teeb ci ntsa iab thiab kev taw qhia zoo lossis pulsed laser, los ntawm kev tsom mus rau qhov muag thiab qhov chaw ua kom muaj cov duab tshwj xeeb thiab faib lub zog ntawm lub teeb laser, irradiated rau ntawm qhov chaw ntawm cov khoom qias neeg uas yuav tsum tau ntxuav, cov khoom qias neeg txuas nrog nqus cov zog laser, yuav tsim ntau yam txheej txheem lub cev thiab tshuaj lom neeg xws li kev co, yaj, hlawv, thiab txawm tias gasification, thiab thaum kawg ua rau cov khoom qias neeg tawm ntawm qhov chaw ntawm cov khoom. Txawm tias laser ua haujlwm ntawm qhov chaw ntxuav, feem ntau ntawm cov khoom raug cuam tshuam, lub substrate yuav tsis ua rau puas tsuaj, yog li ua tiav cov txiaj ntsig ntxuav.Daim duab hauv qab no: xov qhov chaw xeb tshem tawm thiab ntxuav.
Kev ntxuav laser tuaj yeem muab faib ua pawg raws li cov qauv kev faib tawm sib txawv. Xws li raws li cov txheej txheem ntxuav laser ntawm qhov chaw substrate yog npog nrog kua zaj duab xis faib ua kev ntxuav laser qhuav thiab kev ntxuav laser ntub. Thawj qhov yog kev irradiation ncaj qha ntawm qhov chaw muaj kuab paug laser, qhov tom kawg yuav tsum tau siv rau qhov chaw ntxuav laser noo noo lossis kua zaj duab xis. Kev ntxuav laser ntub ntawm kev ua haujlwm siab, tab sis kev ntxuav laser ntub xav tau kev txheej txheem ntawm cov kua zaj duab xis, uas xav tau cov kua zaj duab xis tsis tuaj yeem hloov pauv qhov xwm txheej ntawm cov khoom siv substrate nws tus kheej hloov pauv. Yog li ntawd, piv rau cov txheej txheem ntxuav laser qhuav, kev ntxuav laser ntub muaj qee qhov kev txwv ntawm qhov ntau thiab tsawg ntawm daim ntawv thov. Kev ntxuav laser qhuav tam sim no yog txoj kev ntxuav laser siv dav tshaj plaws, uas siv lub teeb laser los irradiate qhov chaw ntawm qhov workpiece ncaj qha kom tshem tawm cov khoom me me thiab cov zaj duab xis nyias.
LaserDry Ckev txhawb nqa
Lub hauv paus ntsiab lus ntawm kev ntxuav qhuav laser yog cov khoom me me thiab cov khoom siv substrate los ntawm laser irradiation, qhov kev hloov pauv sai ntawm lub zog lub teeb uas nqus tau rau hauv cua sov, ua rau cov khoom me me lossis cov substrate lossis ob qho tib si instantaneous thermal expansion, ntawm cov khoom me me thiab cov substrate tam sim ntawd tsim kev nrawm, lub zog tsim los ntawm kev nrawm kom kov yeej qhov adsorption ntawm cov khoom me me thiab cov substrate, yog li ntawd cov khoom me me los ntawm qhov chaw substrate.
Raws li cov txheej txheem nqus dej sib txawv ntawm kev ntxuav qhuav laser, kev ntxuav qhuav laser tuaj yeem muab faib ua ob daim ntawv tseem ceeb hauv qab no:
1.Flos yog qhov melting point loj dua li cov khoom niam txiv (los yog laser absorption rate sib txawv) ntawm cov hmoov av me me: cov khoom me me nqus laser irradiation muaj zog dua li qhov nqus ntawm lub substrate (a) lossis vice versa (b), ces cov khoom me me nqus laser lub zog hloov mus ua thermal energy, ua rau thermal expansion ntawm cov khoom me me, txawm hais tias qhov thermal expansion me me heev, tab sis thermal expansion nyob rau lub sijhawm luv luv, yog li yuav muaj kev nrawm nrawm loj heev ntawm lub substrate, thaum lub substrate counter-action ntawm cov khoom me me, lub zog kom kov yeej lub zog adsorption sib koom ua ke, yog li cov khoom me me los ntawm lub substrate, lub hauv paus ntsiab lus ntawm daim duab schematic raws li qhia hauv Daim Duab 1.
2. Rau qhov kub qis dua ntawm cov av: cov av saum npoo ncaj qha nqus cov zog laser, kub siab tam sim ntawd ua kom npau, ua kom cov av tawm ncaj qha, lub hauv paus ntsiab lus raws li pom hauv Daim Duab 2.
LaserWet Ckev txhawb nqaPkev cai lij choj
Kev ntxuav ntub dej laser tseem hu ua kev ntxuav nrog lub tshuab laser, piv rau kev ntxuav qhuav, kev ntxuav ntub dej yog nyob rau hauv qhov muaj ib txheej nyias nyias ntawm ob peb microns tuab kua zaj duab xis lossis zaj duab xis xov xwm ntawm qhov chaw ntxuav, cov kua zaj duab xis los ntawm laser irradiation kua zaj duab xis kub nce tam sim ntawd thiab tsim ntau lub npuas rau cov tshuaj tiv thaiv gasification, gasification tawg tsim los ntawm kev cuam tshuam ntawm cov khoom me me thiab substrate kom kov yeej lub zog adsorption ntawm. Raws li cov khoom me me, kua zaj duab xis thiab substrate ntawm laser wavelength absorption coefficient yog txawv, laser ntub kev ntxuav tuaj yeem faib ua peb hom.
1.Kev nqus tau lub zog laser los ntawm lub substrate muaj zog heev
Kev siv laser irradiation rau ntawm lub substrate thiab cov kua zaj duab xis, qhov nqus ntawm lub laser los ntawm lub substrate yog ntau dua li ntawm cov kua zaj duab xis, yog li ntawd qhov tawg ntawm qhov sib txuas ntawm lub substrate thiab cov kua zaj duab xis, raws li pom hauv daim duab hauv qab no. Hauv kev xav, qhov nqaim dua lub sijhawm pulse, qhov yooj yim dua los tsim superheat ntawm qhov sib tshuam, uas ua rau muaj kev cuam tshuam loj dua.
2. Muaj zog nqus tau lub zog laser los ntawm cov kua membrane
Lub hauv paus ntsiab lus ntawm qhov kev ntxuav no yog tias cov kua zaj duab xis nqus feem ntau ntawm lub zog laser, thiab cov pa tawg tshwm sim rau ntawm qhov chaw ntawm cov kua zaj duab xis, raws li pom hauv daim duab hauv qab no. Lub sijhawm no, qhov ua tau zoo ntawm kev ntxuav laser tsis zoo li thaum lub substrate nqus, vim tias lub sijhawm no qhov tawg cuam tshuam rau ntawm qhov chaw ntawm cov kua zaj duab xis. Thaum lub substrate nqus, npuas thiab tawg tshwm sim ntawm qhov kev sib tshuam ntawm cov substrate thiab cov kua zaj duab xis, qhov cuam tshuam tawg yooj yim dua los thawb cov khoom me me tawm ntawm qhov chaw substrate, yog li ntawd, cov nyhuv ntxuav substrate nqus zoo dua.
3.Ob lub substrate thiab cov kua membrane ua ke nqus cov zog laser
Lub sijhawm no, qhov kev ua haujlwm ntxuav qis heev, tom qab lub laser irradiation rau cov kua zaj duab xis, ib feem ntawm lub zog laser raug nqus, lub zog raug faib thoob plaws hauv cov kua zaj duab xis sab hauv, cov kua zaj duab xis npau npau los tsim cov npuas, lub zog laser seem los ntawm cov kua zaj duab xis raug nqus los ntawm lub substrate, raws li pom hauv daim duab. Txoj kev no xav tau ntau lub zog laser los tsim cov npuas npau ua ntej qhov tawg tshwm sim. Yog li ntawd, qhov ua tau zoo ntawm txoj kev no qis heev.
Kev ntxuav laser ntub siv lub substrate nqus, vim tias feem ntau ntawm lub zog laser raug nqus los ntawm lub substrate, yuav tsim cov kua zaj duab xis thiab lub substrate sib tshuam overheating, npuas ntawm qhov interface, piv rau kev ntxuav qhuav, ntub yog siv cov npuas sib tshuam tawg los ntawm kev cuam tshuam ntawm kev ntxuav laser, thaum koj tuaj yeem xaiv ntxiv qee yam tshuaj lom neeg hauv cov kua zaj duab xis thiab cov khoom ua qias tuaj rau cov tshuaj tiv thaiv kom txo cov khoom me me thiab lub substrate Lub zog adsorption ntawm cov khoom, txhawm rau txo qhov txwv ntawm kev ntxuav laser. Yog li ntawd, kev ntxuav ntub tuaj yeem txhim kho kev ua haujlwm ntawm kev ntxuav mus rau qee qhov, tab sis tib lub sijhawm muaj qee qhov teeb meem, kev qhia txog kua zaj duab xis yuav ua rau muaj kev ua qias tuaj tshiab, thiab qhov tuab ntawm cov kua zaj duab xis nyuaj rau tswj.
Cov yam ntxwvAcuam tshuam rauQqhov zoo ntawmLaserCkev txhawb nqa
Cov nyhuv ntawmLaserWqhov ntev nruab nrab
Lub hauv paus ntawm kev ntxuav laser yog kev nqus laser, yog li ntawd, thaum xaiv cov chaw laser, thawj qhov yuav tsum ua yog muab cov yam ntxwv ntawm kev nqus lub teeb ntawm cov khoom ua haujlwm ntxuav, xaiv lub laser wavelength tsim nyog ua lub teeb laser. Tsis tas li ntawd, cov kws tshawb fawb txawv teb chaws tshawb fawb qhia tau hais tias kev ntxuav cov khoom ua qias tuaj nrog cov yam ntxwv zoo sib xws, qhov luv dua qhov wavelength, lub zog ntawm lub peev xwm ntxuav ntawm lub laser, qhov qis dua qhov txwv ntawm kev ntxuav. Nws tuaj yeem pom tias, txhawm rau kom ua tau raws li cov yam ntxwv ntawm lub teeb nqus ntawm cov khoom siv, txhawm rau txhim kho kev ua haujlwm zoo thiab kev ua haujlwm ntawm kev ntxuav, yuav tsum xaiv lub wavelength luv dua ntawm laser ua lub teeb ntxuav.
Cov nyhuv ntawmPhwj chimDkev ua siab loj
Hauv kev ntxuav laser, lub zog laser muaj qhov siab tshaj plaws ntawm kev puas tsuaj thiab qhov qis tshaj plaws ntawm kev ntxuav. Hauv qhov ntau thiab tsawg no, qhov ntau dua ntawm lub zog laser ntawm kev ntxuav laser, qhov ntau dua ntawm lub peev xwm ntxuav, qhov ntau dua ntawm cov nyhuv ntxuav. Yog li ntawd, yuav tsum tsis txhob ua puas rau cov khoom siv substrate hauv rooj plaub, yuav tsum siab li sai tau kom nce lub zog ntawm lub laser.
Cov nyhuv ntawmPulseWidth
Lub laser Qhov chaw ntawm kev ntxuav laser tuaj yeem yog lub teeb tas mus li lossis lub teeb pulsed, pulsed laser tuaj yeem muab lub zog siab heev, yog li nws tuaj yeem ua tau raws li qhov yuav tsum tau ua. Thiab nws tau pom tias thaum lub sijhawm ntxuav ntawm lub substrate los ntawm cov teebmeem thermal, qhov cuam tshuam laser pulsed yog me dua, laser tas mus li los ntawm cov teebmeem thermal ntawm thaj chaw loj dua.
LubEcuam tshuam ntawmSkev ntim khoom nojSua luam dej thiabNtus lej ntawmTlub npe
Nws pom tseeb tias thaum siv laser ntxuav, qhov ceev ntawm laser scanning yuav tsawg zaus, qhov ua tau zoo ntawm kev ntxuav yuav ntau dua, tab sis qhov no yuav ua rau cov nyhuv ntxuav tsis zoo. Yog li ntawd, thaum siv cov txheej txheem ntxuav tiag tiag, yuav tsum xaiv qhov ceev ntawm scanning thiab tus lej ntawm scanning raws li cov yam ntxwv ntawm cov khoom siv ntxuav thiab qhov xwm txheej ntawm kev ua qias tuaj. Kev luam theej duab qhov sib tshooj thiab lwm yam kuj yuav cuam tshuam rau cov nyhuv ntxuav.
Cov nyhuv ntawm qhovAnce ntawmDkev tsom mus rau qhov tseem ceeb
Kev ntxuav laser ua ntej siv laser feem ntau yog los ntawm kev sib xyaw ua ke ntawm lub lens tsom mus rau kev sib sau ua ke, thiab cov txheej txheem ntxuav laser tiag tiag, feem ntau yog tias muaj kev tsis tsom mus rau qhov twg, qhov ntau dua ntawm kev tsis tsom mus rau qhov twg, ci ntsa iab rau ntawm cov khoom siv qhov ntau dua qhov chaw, qhov loj dua thaj chaw luam theej duab, qhov siab dua qhov ua tau zoo. Thiab hauv tag nrho lub zog yog qhov tseeb, qhov tsawg dua ntawm kev tsis tsom mus rau qhov twg, qhov ntau dua ntawm lub zog ntawm lub laser, qhov muaj zog ntawm lub peev xwm ntxuav.
Kev Txheeb Xyuas
Vim tias kev ntxuav laser tsis siv cov tshuaj lom neeg lossis lwm yam khoom siv tau, nws yog tus phooj ywg ib puag ncig, muaj kev nyab xeeb rau kev ua haujlwm thiab muaj ntau yam zoo:
1. ntsuab thiab ib puag ncig zoo, tsis tas siv cov tshuaj lom neeg thiab cov tshuaj ntxuav,
2. kev ntxuav cov khib nyiab yog cov hmoov av khov kho, me me, yooj yim sau thiab rov ua dua tshiab,
3. Kev ntxuav cov pa luam yeeb pov tseg yog qhov yooj yim rau kev nqus thiab tuav, suab nrov qis, tsis muaj kev puas tsuaj rau kev noj qab haus huv tus kheej,
4. Tsis txhob ntxuav, tsis muaj cov khoom seem, tsis muaj kuab paug thib ob,
5. Kev xaiv kev ntxuav tuaj yeem ua tiav, tsis muaj kev puas tsuaj rau cov substrates,
6. Tsis muaj kev siv hluav taws xob nruab nrab, tsuas yog siv hluav taws xob xwb, tus nqi qis ntawm kev siv thiab kev saib xyuas,
7. Eyooj yim ua tiav automation, txo qhov siv zog ua haujlwm,
8. Haum rau cov chaw nyuaj mus txog lossis cov chaw uas muaj kev phom sij, rau cov chaw muaj kev phom sij lossis txaus ntshai.
Maven Laser Automation Co., Ltd. yog ib lub tuam txhab tsim khoom siv laser vuam tshuab, laser ntxuav tshuab, laser cim tshuab rau 14 xyoo. Txij li xyoo 2008, Maven Laser tau tsom mus rau kev tsim thiab tsim ntau hom laser engraving / vuam / cim / ntxuav tshuab nrog kev tswj hwm siab heev, kev tshawb fawb muaj zog thiab kev lag luam thoob ntiaj teb ruaj khov, Maven Laser tsim kom muaj kev muag khoom zoo tshaj plaws thiab kev pabcuam hauv Suav teb thiab thoob plaws ntiaj teb, ua lub ntiaj teb hom hauv kev lag luam laser.
Tsis tas li ntawd xwb, peb ua tib zoo saib xyuas kev pabcuam tom qab muag, Kev pabcuam zoo thiab zoo yog qhov tseem ceeb rau Maven Laser yuav ua raws li tus ntsuj plig "Kev ntseeg siab thiab kev ncaj ncees", sim ua qhov zoo tshaj plaws los muab cov khoom lag luam zoo tshaj plaws rau cov neeg siv khoom thiab kev pabcuam zoo dua.
Maven Laser - tus neeg muab khoom siv Laser txhim khu kev qha!
Txais tos kom koom tes nrog peb thiab ua tiav qhov yeej-yeej.
Lub sijhawm tshaj tawm: Tsib Hlis-05-2023
