1.disc laser
Lub tswv yim ntawm lub tswv yim tsim Disk Laser tau daws tau qhov teeb meem thermal effect ntawm cov solid-state lasers thiab ua tiav qhov kev sib xyaw ua ke zoo meej ntawm lub zog nruab nrab siab, lub zog siab tshaj plaws, kev ua haujlwm siab, thiab lub teeb zoo ntawm cov solid-state lasers. Disk lasers tau dhau los ua lub teeb laser tshiab uas tsis tuaj yeem hloov pauv rau kev ua haujlwm hauv cov teb ntawm tsheb, nkoj, tsheb ciav hlau, dav hlau, lub zog thiab lwm yam teb. Cov thev naus laus zis high-power disc laser tam sim no muaj lub zog siab tshaj plaws ntawm 16 kilowatts thiab lub teeb zoo ntawm 8 hli milliradians, uas ua rau robot laser vuam chaw deb thiab cov laser loj-hom kev txiav ceev ceev, qhib kev cia siab dav rau cov solid-state lasers hauv thaj teb ntawmkev ua laser muaj zog heev. Kev ua lag luam thov.
Cov txiaj ntsig ntawm disc lasers:
1. Cov qauv modular
Lub laser disc siv cov qauv modular, thiab txhua lub module tuaj yeem hloov pauv sai sai ntawm qhov chaw. Lub kaw lus txias thiab lub teeb qhia kev sib xyaw nrog lub laser qhov chaw, nrog cov qauv compact, qhov chaw me me thiab kev teeb tsa sai thiab debugging.
2. Zoo heev beam zoo thiab txheem
Txhua lub TRUMPF disc lasers uas muaj zog tshaj 2kW muaj cov khoom siv beam parameter (BPP) uas tau teeb tsa tus qauv ntawm 8mm/mrad. Lub laser no tsis hloov pauv rau kev hloov pauv hauv hom kev ua haujlwm thiab sib xws nrog txhua lub TRUMPF optics.
3. Vim tias qhov loj ntawm qhov chaw hauv lub disc laser loj heev, qhov ceev ntawm lub zog optical uas txhua lub optical element them taus yog me me.
Qhov kev puas tsuaj ntawm cov khoom siv kho qhov muag feem ntau yog li 500MW / cm2, thiab qhov kev puas tsuaj ntawm quartz yog 2-3GW / cm2. Lub zog ceev hauv TRUMPF disk laser resonant cavity feem ntau tsawg dua 0.5MW / cm2, thiab lub zog ceev ntawm cov coupling fiber tsawg dua 30MW / cm2. Qhov kev ceev fais fab tsawg no yuav tsis ua rau puas tsuaj rau cov khoom siv kho qhov muag thiab yuav tsis tsim cov teebmeem nonlinear, yog li ua kom ntseeg tau tias kev ua haujlwm ntseeg tau.
4. Txais yuav lub zog laser tiag tiag-lub sijhawm tswj kev tawm tswv yim.
Lub kaw lus tswj kev tawm tswv yim tiag tiag tuaj yeem ua kom lub zog mus txog T-piece ruaj khov, thiab cov txiaj ntsig ua tiav tau zoo heev. Lub sijhawm ua ntej ntawm lub laser disc yog zero, thiab qhov ntau ntawm lub zog hloov kho tau yog 1% -100%. Txij li thaum lub laser disc daws tau qhov teeb meem ntawm cov nyhuv thermal lens, lub zog laser, qhov loj me, thiab lub kaum sab xis sib txawv ntawm lub teeb yog ruaj khov hauv tag nrho cov zog, thiab lub nthwv dej ntawm lub teeb tsis raug cuam tshuam.
5. Cov fiber ntau optical tuaj yeem ua tau plug-and-play thaum lub laser tseem khiav.
Thaum qee yam fiber optic tsis ua haujlwm, thaum hloov cov fiber optic, koj tsuas yog yuav tsum kaw txoj kev kho qhov muag ntawm cov fiber optic yam tsis kaw, thiab lwm cov fiber optic tuaj yeem txuas ntxiv tso zis laser lub teeb. Kev hloov fiber optic yooj yim rau kev ua haujlwm, ntsaws thiab ua si, tsis muaj cov cuab yeej lossis kev hloov kho sib dhos. Muaj lub cuab yeej tiv thaiv plua plav ntawm txoj kev nkag mus kom nruj me ntsis tiv thaiv plua plav nkag mus rau hauv thaj chaw kho qhov muag.
6. Muaj kev nyab xeeb thiab txhim khu kev qha
Thaum lub sijhawm ua haujlwm, txawm tias qhov emissivity ntawm cov khoom siv uas tau ua tiav siab heev uas lub teeb laser rov qab los rau hauv lub laser, nws yuav tsis muaj kev cuam tshuam rau lub laser nws tus kheej lossis cov txiaj ntsig ua tiav, thiab yuav tsis muaj kev txwv rau kev ua cov khoom siv lossis qhov ntev ntawm fiber. Kev nyab xeeb ntawm kev ua haujlwm laser tau txais daim ntawv pov thawj kev nyab xeeb German.
7. Lub twj tso kua mis diode module yooj yim dua thiab sai dua
Lub diode array uas tau teeb tsa rau ntawm lub twj tso kua mis kuj yog ua los ntawm cov qauv modular. Cov diode array modules muaj lub neej ua haujlwm ntev thiab tau lees paub rau 3 xyoos lossis 20,000 teev. Tsis tas yuav tsum tau downtime txawm tias nws yog kev hloov pauv npaj lossis kev hloov pauv tam sim ntawd vim muaj kev puas tsuaj sai sai. Thaum lub module ua tsis tiav, lub kaw lus tswj hwm yuav ceeb toom thiab cia li nce tam sim no ntawm lwm cov modules kom raug kom khaws lub zog tso zis laser tas li. Tus neeg siv tuaj yeem ua haujlwm txuas ntxiv mus rau kaum lossis txawm tias kaum ob teev. Kev hloov cov twj tso kua mis diode modules ntawm qhov chaw tsim khoom yog yooj yim heev thiab tsis tas yuav tsum tau cob qhia tus neeg teb xov tooj.
Cov lasers fiber, zoo li lwm cov lasers, muaj peb ntu: ib qho nruab nrab nce (doped fiber) uas tuaj yeem tsim cov photons, ib qho optical resonant cavity uas tso cai rau cov photons kom raug pub rov qab thiab resonantly amplified hauv qhov nruab nrab nce, thiab ib qho twj tso kua mis uas ua rau muaj kev hloov pauv photon.
Cov yam ntxwv: 1. Cov fiber ntau optical muaj qhov sib piv ntawm "qhov chaw saum npoo / ntim", qhov cuam tshuam zoo rau kev tso cua sov, thiab tuaj yeem ua haujlwm tas li yam tsis tas yuav txias. 2. Raws li cov cuab yeej waveguide, cov fiber ntau optical muaj lub hauv paus me me thiab nws yooj yim rau lub zog ceev ceev hauv cov fiber. Yog li ntawd, cov lasers fiber muaj kev hloov pauv siab dua, qhov qis dua, qhov nce siab dua, thiab cov kab nqaim dua, thiab txawv ntawm cov fiber ntau optical. Kev poob coupling me me. 3. Vim tias cov fiber ntau optical muaj kev ywj pheej zoo, cov lasers fiber me me thiab ywj pheej, compact hauv cov qauv, pheej yig, thiab yooj yim rau kev koom ua ke rau hauv cov kab ke. 4. Cov fiber ntau optical kuj muaj ntau yam kev hloov kho tau thiab kev xaiv, thiab tuaj yeem tau txais ntau yam kev hloov kho dav dav, kev faib tawm zoo thiab kev ruaj khov.
Kev faib tawm ntawm fiber ntau laser:
1. Lub ntiaj teb tsis tshua muaj doped fiber laser
2. Cov khoom tsis tshua muaj nyob rau hauv cov fibers optical uas tam sim no loj hlob tuaj: erbium, neodymium, praseodymium, thulium, thiab ytterbium.
3. Cov ntsiab lus ntawm fiber stimulated Raman scattering laser: Fiber laser yog qhov tseem ceeb ntawm lub wavelength converter, uas tuaj yeem hloov lub twj tso kua mis wavelength mus rau hauv lub teeb ntawm ib qho wavelength tshwj xeeb thiab tso tawm nws hauv daim ntawv ntawm laser. Los ntawm qhov pom ntawm lub cev, lub hauv paus ntsiab lus ntawm kev tsim lub teeb amplification yog los muab cov khoom siv ua haujlwm nrog lub teeb ntawm ib qho wavelength uas nws tuaj yeem nqus tau, yog li cov khoom siv ua haujlwm tuaj yeem nqus tau lub zog thiab ua haujlwm. Yog li ntawd, nyob ntawm cov khoom siv doping, qhov sib xws wavelength nqus kuj txawv, thiab lub twj tso kua mis Cov kev cai rau wavelength ntawm lub teeb kuj txawv.
2.3 Lub tshuab hluav taws xob semiconductor
Xyoo 1962, semiconductor laser tau ua tiav zoo thiab ua tiav cov zis txuas ntxiv mus rau qhov kub thiab txias hauv xyoo 1970. Tom qab ntawd, tom qab kev txhim kho, ob chav heterojunction lasers thiab stripe-structured laser diodes (Laser diodes) tau tsim, uas siv dav hauv kev sib txuas lus fiber ntau, optical discs, laser printers, laser scanners, thiab laser pointers (laser pointers). Tam sim no lawv yog cov laser tsim tawm ntau tshaj plaws. Qhov zoo ntawm laser diodes yog: kev ua haujlwm siab, me me, lub teeb yuag thiab tus nqi qis. Tshwj xeeb, qhov ua haujlwm ntawm ntau hom quantum zoo yog 20 ~ 40%, thiab PN hom kuj ncav cuag ntau 15% ~ 25%. Hauv ntej, kev siv hluav taws xob siab yog nws qhov tshwj xeeb tshaj plaws. Tsis tas li ntawd, nws qhov wavelength tso zis txuas ntxiv npog qhov ntau ntawm infrared mus rau lub teeb pom kev zoo, thiab cov khoom lag luam nrog optical pulse tso zis txog li 50W (pulse dav 100ns) kuj tau ua lag luam. Nws yog ib qho piv txwv ntawm laser uas yooj yim heev rau siv ua lidar lossis excitation lub teeb qhov chaw. Raws li txoj kev xav txog lub zog ntawm cov khoom khov, cov theem zog ntawm cov electrons hauv cov khoom siv semiconductor tsim cov zog bands. Lub zog siab yog cov conduction band, lub zog qis yog cov valence band, thiab ob lub bands raug cais los ntawm cov txwv tsis pub. Thaum cov khub electron-hole tsis sib npaug nkag mus rau hauv lub semiconductor recombine, lub zog tso tawm raug tso tawm hauv daim ntawv ntawm luminescence, uas yog qhov recombination luminescence ntawm cov neeg nqa khoom.
Cov txiaj ntsig ntawm semiconductor lasers: me me, lub teeb yuag, kev ua haujlwm txhim khu kev qha, kev siv hluav taws xob tsawg, kev ua haujlwm siab, thiab lwm yam.
2.4YAG lasers
YAG laser, ib hom laser, yog ib lub laser matrix nrog cov khoom zoo heev (optics, mechanics thiab thermal). Ib yam li lwm cov lasers khov kho, cov khoom tseem ceeb ntawm YAG lasers yog cov khoom siv ua haujlwm laser, qhov chaw twj tso kua mis thiab qhov resonant cavity. Txawm li cas los xij, vim muaj ntau hom ions activated doped hauv cov siv lead ua, ntau hom twj tso kua mis thiab cov txheej txheem twj tso kua mis, ntau hom qauv ntawm qhov resonant cavity siv, thiab lwm yam khoom siv ua haujlwm siv, YAG lasers tuaj yeem muab faib ua ntau hom. Piv txwv li, raws li cov zis waveform, nws tuaj yeem muab faib ua cov nthwv dej txuas ntxiv YAG laser, rov ua dua zaus YAG laser thiab pulse laser, thiab lwm yam; raws li qhov ua haujlwm wavelength, nws tuaj yeem muab faib ua 1.06μm YAG laser, zaus ob npaug YAG laser, Raman zaus hloov YAG laser thiab tunable YAG laser, thiab lwm yam; raws li doping Ntau hom lasers tuaj yeem muab faib ua Nd: YAG lasers, YAG lasers doped nrog Ho, Tm, Er, thiab lwm yam; raws li cov duab ntawm cov siv lead ua, lawv tau muab faib ua cov pas nrig-puab thiab slab-puab YAG lasers; raws li cov hwj chim tso zis sib txawv, lawv tuaj yeem muab faib ua lub zog siab thiab lub zog me thiab nruab nrab. YAG laser, thiab lwm yam.
Lub tshuab txiav laser YAG ruaj khov nthuav dav, cuam tshuam thiab tsom lub teeb laser pulsed nrog lub wavelength ntawm 1064nm, tom qab ntawd radiate thiab cua sov rau ntawm qhov chaw ntawm cov khoom. Lub cua sov ntawm qhov chaw kis mus rau sab hauv los ntawm kev thermal conduction, thiab qhov dav, lub zog, lub zog siab tshaj plaws thiab kev rov ua dua ntawm lub laser pulse raug tswj hwm digitally. Zaus thiab lwm yam kev ntsuas tuaj yeem yaj, ua pa thiab ua pa cov khoom tam sim ntawd, yog li ua tiav kev txiav, vuam thiab drilling ntawm cov kev taw qhia ua ntej los ntawm CNC system.
Cov yam ntxwv: Lub tshuab no muaj lub teeb zoo, ua haujlwm tau zoo, pheej yig, ruaj khov, muaj kev nyab xeeb, ua haujlwm tau zoo dua, thiab muaj kev ntseeg siab. Nws muab kev txiav, vuam, khawb thiab lwm yam haujlwm ua ke, ua rau nws yog cov khoom siv ua haujlwm tau zoo thiab ua haujlwm tau yooj yim. Kev ua haujlwm sai, ua haujlwm tau zoo, muaj txiaj ntsig zoo rau kev lag luam, muaj cov kab txiav me me, qhov chaw txiav du, qhov sib piv tob rau txoj kab uas hla loj thiab qhov sib piv thermal deformation tsawg kawg nkaus, thiab tuaj yeem ua tiav rau ntau yam khoom siv xws li tawv, tawg, thiab mos. Tsis muaj teeb meem hnav lossis hloov cov cuab yeej hauv kev ua haujlwm, thiab tsis muaj kev hloov pauv tshuab. Nws yooj yim ua tiav automation. Nws tuaj yeem ua tiav hauv cov xwm txheej tshwj xeeb. Lub twj tso kua mis ua haujlwm tau zoo, txog li 20%. Thaum ua haujlwm tau zoo, lub zog cua sov ntawm cov xov xwm laser txo qis, yog li lub teeb tau zoo dua heev. Nws muaj lub neej ntev, kev ntseeg siab, me me thiab lub teeb, thiab tsim nyog rau kev siv miniaturization.
Daim Ntawv Thov: Haum rau kev txiav laser, vuam thiab khawb ntawm cov khoom siv hlau: xws li carbon hlau, stainless hlau, alloy hlau, txhuas thiab alloys, tooj liab thiab alloys, titanium thiab alloys, nickel-molybdenum alloys thiab lwm yam khoom siv. Siv dav hauv kev tsav dav hlau, aerospace, riam phom, nkoj, petrochemical, kev kho mob, instrumentation, microelectronics, tsheb thiab lwm yam lag luam. Tsis yog tsuas yog qhov zoo ntawm kev ua tiav tau zoo dua xwb, tab sis kuj tseem ua haujlwm tau zoo dua; ntxiv rau, YAG laser kuj tseem tuaj yeem muab txoj hauv kev tshawb fawb tseeb thiab ceev rau kev tshawb fawb.
Piv rau lwm cov lasers:
1. YAG laser ua haujlwm tau ob qho tib si pulse thiab continuous modes. Nws cov zis pulse tuaj yeem tau txais cov pulses luv luv thiab ultra-short pulses los ntawm Q-switching thiab mode-locking technology, yog li ua rau nws cov txheej txheem ua haujlwm loj dua li CO2 lasers.
2. Nws cov zis wavelength yog 1.06um, uas yog ib qho kev txiav txim siab me dua li CO2 laser wavelength ntawm 10.06um, yog li nws muaj kev sib txuas zoo nrog hlau thiab kev ua haujlwm zoo.
3. YAG laser muaj cov qauv compact, lub teeb yuag, yooj yim thiab txhim khu kev qha siv, thiab tsis tas yuav tsum tau txij nkawm ntau.
4. YAG laser tuaj yeem txuas nrog optical fiber. Nrog kev pab los ntawm kev faib sijhawm thiab lub zog faib multiplex system, ib lub teeb laser tuaj yeem xa mus rau ntau lub chaw ua haujlwm lossis chaw ua haujlwm nyob deb, uas ua rau muaj kev ywj pheej ntawm kev ua laser. Yog li ntawd, thaum xaiv lub laser, koj yuav tsum xav txog ntau yam kev teeb tsa thiab koj tus kheej cov kev xav tau tiag tiag. Tsuas yog txoj kev no lub laser thiaj li ua tau zoo tshaj plaws. Pulsed Nd: YAG lasers muab los ntawm Xinte Optoelectronics yog qhov tsim nyog rau kev siv hauv kev lag luam thiab kev tshawb fawb. Txhim khu kev qha thiab ruaj khov pulsed Nd: YAG lasers muab cov zis pulse txog li 1.5J ntawm 1064nm nrog cov nqi rov ua dua txog li 100Hz.
Lub sijhawm tshaj tawm: Tsib Hlis-17-2024
