Peb txhua tus paub tias hom laser generators muaj xws li nruam yoj lasers (tseem hu ua CW lasers) thiab pulsed lasers. Raws li lub npe implies, lub nruam yoj laser tso zis yog nruam nyob rau hauv lub sij hawm, thiab lub laser twj tso kua mis qhov chaw tsis tu ncua muab lub zog los tsim laser tso zis rau lub sij hawm ntev, yog li tau txais nruam yoj laser lub teeb. Lub zog tso zis ntawm CW lasers feem ntau kuj qis, uas yog tsim rau lub sijhawm uas yuav tsum tau ua haujlwm tsis tu ncua yoj laser. Pulsed laser txhais tau hais tias nws tsuas ua haujlwm ib zaug ntawm ib lub sijhawm. Lub laser pulsed muaj lub zog tso zis ntau thiab tsim nyog rau laser npav, txiav, vuam, tu, thiab ntau yam. Qhov tseeb, nyob rau hauv cov nqe lus ntawm kev ua hauj lwm hauv paus ntsiab lus, lawv tag nrho cov nyob rau hauv lub pulse hom, tab sis cov zis laser mem tes zaus ntawm lub nruam nthwv dej laser yog kuj siab, uas tsis tuaj yeem lees paub los ntawm tib neeg lub qhov muag.
STYLECNC yuav piav qhia qhov txawv ntawm 2 hom lasers:
Pulsed Laser VS CW Laser
Lus Txhais & Txoj Cai
1. Yog hais tias ib tug modulator ntxiv rau lub laser los ua ib tug periodic poob, ib feem ntawm cov zis tuaj yeem xaiv los ntawm ntau lub pulses, uas yog hu ua lub laser pulsed. Cias muab, lub teeb laser emitted los ntawm lub laser pulsed yog beam los ntawm beam. Nws yog ib hom kev siv tshuab xws li nthwv dej (xov tooj cua yoj / lub teeb nthwv dej, thiab lwm yam) uas tawm hauv tib lub sijhawm.
2. Nyob rau hauv lub CW laser, lub teeb yog feem ntau tso zis ib zaug nyob rau hauv ib ncig-trip nyob rau hauv lub kab noj hniav. Vim hais tias cov kab noj hniav ntev yog feem ntau nyob rau hauv thaj tsam ntawm millimeters mus rau meters, nws muaj peev xwm tso zis ntau zaus ib ob, uas yog hu ua ib tug nruam yoj laser. Cias muab, CW laser emits tsis tu ncua. Lub laser twj tso kua mis qhov chaw tsis tu ncua muab lub zog los tsim cov khoom siv laser rau lub sijhawm ntev, yog li tau txais lub teeb yoj laser txuas ntxiv.
nta
1. Los ntawm qhov excitation ntawm cov khoom ua haujlwm thiab cov khoom siv laser sib xws, CW laser tuaj yeem txuas mus rau hauv ib qho kev txuas mus rau lub sijhawm ntev. .
2. Cov mem tes laser muaj lub zog tso zis loj; Nws yog tsim rau laser npav, txiav, ntau yam, thiab lwm yam. Qhov zoo dua yog tias tag nrho qhov kub thiab txias ntawm lub workpiece yog me me, qhov kub cuam tshuam ntau yam me me, thiab deformation ntawm lub workpiece yog me me.
Yam ntxwv
1. Lub nruam yoj laser muaj lub xeev ua haujlwm ruaj khov, uas yog, lub xeev khov kho. Tus naj npawb ntawm txhua theem ntawm lub zog hauv CW laser thiab hluav taws xob hauv kab noj hniav muaj qhov ruaj khov.
2. Pulsed laser yog hais txog lub laser uas nws mem tes dav ntawm ib lub laser yog tsawg dua 0.25 vib nas this thiab tsuas ua haujlwm ib zaug ntawm ib lub sijhawm.
Cov hau kev ua haujlwm
1. Hom kev ua haujlwm ntawm lub laser pulsed yog hais txog hom uas cov zis ntawm lub laser tsis tu ncua thiab tsuas yog ua haujlwm ib zaug ntawm qee lub sijhawm.
2. Hom kev ua haujlwm ntawm nruam yoj laser txhais tau hais tias lub laser tso zis yog tas mus li, thiab cov zis tsis cuam tshuam tom qab lub laser tig rau.
Tso zis fais fab
1. Lub laser pulsed muaj lub zog tso zis ntau.
2. Lub zog tso zis ntawm nruam yoj lasers feem ntau kuj qis.
Peak zog
1. CW lasers feem ntau tsuas tuaj yeem ua tiav qhov loj ntawm lawv tus kheej lub zog.
2. Lub laser pulsed tuaj yeem ua tiav ntau zaus nws lub zog. Qhov luv luv ntawm pulse dav, qhov tsawg dua cov nyhuv thermal, thiab ntau dua pulse lasers siv hauv kev ua haujlwm zoo.
Consumables & Maintenance
1. Pulse laser generator: yuav tsum tau khaws cia ntau zaus, thiab cov khoom siv yuav tsum muaj tom qab.
2. Nruam yoj laser generator: Nws yuav luag tsis muaj txij nkawm, thiab tsis muaj cov khoom siv yuav tsum tau nyob rau theem tom ntej.
CW Laser Ntxuav VS Pulsed Laser Ntxuav
Laser ntxuav yog ib qho khoom siv hluav taws xob tawm tshiab uas tuaj yeem hloov cov tsoos pickling, sandblasting thiab cov phom dej siab siab. Lub tshuab ntxuav laser txais lub taub hau ntxuav lub taub hau thiab fiber ntau laser, uas muaj kev sib kis tau yooj yim, kev tswj tau zoo, cov ntaub ntawv siv dav, kev ua haujlwm siab thiab cov txiaj ntsig zoo.
Lub ntsiab lus ntawm kev ntxuav laser yog siv cov yam ntxwv ntawm lub zog laser siab ceev los rhuav tshem cov pa phem uas txuas rau saum npoo ntawm substrate yam tsis muaj kev puas tsuaj rau lub substrate. Raws li kev soj ntsuam ntawm cov yam ntxwv kho qhov muag ntawm lub substrate ntxuav thiab cov pa phem, lub tshuab ntxuav laser tuaj yeem muab faib ua 2 pawg: ib qho yog siv qhov sib txawv ntawm qhov nqus ntawm cov pa phem thiab cov substrate rau qee qhov wavelength ntawm laser zog, kom lub zog laser tuaj yeem nqus tau tag nrho. Cov pa phem yog absorbed, kom cov pa paug yog cua sov kom nthuav los yog vaporize. Lwm hom yog tias muaj qhov sib txawv me ntsis ntawm lub laser nqus ntawm cov substrate thiab cov pa phem. Lub tshuab hluav taws xob siab, lub zog hluav taws xob siab siab laser yog siv los cuam tshuam rau saum npoo ntawm cov khoom, thiab qhov kev poob siab ua rau cov pa phem tawg thiab cais tawm ntawm qhov chaw ntawm lub substrate.
Nyob rau hauv lub tshav pob ntawm laser tu, fiber ntau laser tau dhau los ua qhov zoo tshaj plaws kev xaiv rau laser tu lub teeb qhov chaw vim nws siab dua kev ntseeg, stability thiab yooj. Raws li 2 qhov tseem ceeb ntawm fiber ntau lasers, nruam fiber ntau lasers thiab pulsed fiber ntau lasers nyob rau hauv ib tug tseem ceeb txoj hauj lwm nyob rau hauv macroscopic khoom ua thiab precision khoom ua, feem.
Kev tshem tawm cov xeb, xim, roj thiab oxide txheej ntawm cov hlau nto yog tam sim no siv ntau tshaj plaws ntawm laser tu. Floating xeb tshem tawm yuav tsum muaj qhov tsawg tshaj plaws laser zog ceev, thiab tuaj yeem ua tiav los ntawm kev siv ultra-high-zog pulsed lasers lossis txawm tias tsis tu ncua yoj lasers nrog cov nqaj tsis zoo. Ntxiv nrog rau cov txheej oxide tuab, feem ntau yuav tsum tau siv MOPA laser nrog ze-ib hom mem tes zog ntawm li 1.5mJ nrog lub zog siab ceev. Rau lwm cov pa phem, lub teeb pom kev zoo yuav tsum raug xaiv raws li nws cov yam ntxwv ntawm lub teeb nqus thiab yooj yim ntawm kev ntxuav. STYLECNC's series ntawm pulsed thiab nruam yoj yoj laser tu tshuab yog tsim rau daim ntawv thov ntawm super loj zog coarse chaw thiab siab zog zoo chaw raws li.
Nyob rau hauv tib lub hwj chim tej yam kev mob, kev tu efficiency ntawm pulsed lasers yog ntau dua li ntawm nruam yoj lasers. Nyob rau tib lub sijhawm, cov lasers pulsed tuaj yeem tswj tau cov cua sov kom zoo dua thiab tiv thaiv qhov kub ntawm lub substrate los ntawm siab dhau los yog micro-melting.
CW lasers muaj qhov zoo ntawm tus nqi, thiab tuaj yeem ua rau qhov sib txawv hauv kev ua haujlwm nrog cov lasers pulse los ntawm kev siv lub zog hluav taws xob, tab sis lub zog siab CW lasers muaj cov cua kub ntau dua thiab ua rau muaj kev puas tsuaj rau lub substrate.
Yog li ntawd, muaj qhov sib txawv tseem ceeb ntawm 2 hauv daim ntawv thov scenarios. Nrog rau siab precision, nws yog ib qho tsim nyog yuav tsum nruj me ntsis tswj cov cua sov ntawm lub substrate, thiab daim ntawv thov scenarios uas yuav tsum tau lub substrate yuav tsis muaj kev puas tsuaj, xws li pwm, yuav tsum xaiv ib tug pulsed laser. Rau qee cov qauv hlau loj, cov kav dej, thiab lwm yam, vim tias qhov ntim loj thiab cov cua sov sai sai, cov kev xav tau rau kev puas tsuaj rau lub substrate tsis siab, thiab nruam yoj lasers tuaj yeem xaiv.
CW Laser Vuam VS Pulsed Laser Vuam
Laser vuam yog siv high-zog laser pulses kom sov cov khoom nyob rau hauv ib cheeb tsam me me. Lub zog ntawm cov hluav taws xob laser diffuses rau sab hauv ntawm cov khoom siv los ntawm cov khoom siv hluav taws xob, thiab cov khoom yog melted los ua ib lub pas dej molten. Laser vuam yog ib qho tseem ceeb ntawm kev siv cov khoom siv laser ua tshuab. Laser vuam tshuab feem ntau muab faib ua mem tes laser vuam thiab nruam yoj laser vuam.
Laser vuam yog tsuas yog tsom rau kev vuam ntawm nyias-walled cov ntaub ntawv thiab precision qhov chaw, thiab muaj peev xwm paub qhov chaw vuam, taub qab vuam, plooj vuam, sealing vuam, thiab lwm yam., nrog rau siab nam piv, me me vuam dav, me me tshav kub cuam tshuam cheeb tsam, me me deformation, thiab ceev vuam ceev. Lub vuam seam yog tiaj tus thiab zoo nkauj, tsis xav tau lossis kev kho yooj yim tom qab vuam, vuam seam yog qhov zoo, tsis muaj qhov hws, tuaj yeem tswj tau qhov tseeb, qhov chaw tsom me me, qhov chaw raug siab, thiab nws yog ib qho yooj yim kom paub automation.
Pulse laser vuam yog tsuas yog siv rau qhov chaw vuam thiab seam vuam ntawm cov ntaub ntawv hlau. Nws cov txheej txheem welding belongs rau lub tshav kub conduction hom, uas yog, laser hluav taws xob heats saum npoo ntawm lub workpiece, thiab diffuses rau hauv cov khoom los ntawm tshav kub conduction los tswj lub waveform, dav, ncov lub hwj chim thiab repetition zaus ntawm lub laser mem tes thiab lwm yam tsis. , tsim kom muaj kev sib txuas zoo ntawm cov workpieces. Qhov zoo tshaj plaws ntawm pulse laser vuam yog tias tag nrho qhov kub thiab txias ntawm lub workpiece yog me me, lub tshav kub cuam tshuam ntau yam me me, thiab deformation ntawm lub workpiece yog me me.
Feem ntau ntawm nruam yoj laser welding yog high-power lasers nrog lub zog ntawm ntau tshaj 500W. Feem ntau, xws li lasers yuav tsum tau siv rau daim hlau saum toj no 1mm. Nws cov txheej txheem vuam yog sib sib zog nqus nqus vuam raws li cov nyhuv pinhole, nrog rau qhov sib piv loj, uas tuaj yeem ncav cuag ntau dua 5: 1, vuam ceev ceev thiab me me thermal deformation. Nws muaj ntau yam kev siv hauv tshuab, tsheb, nkoj thiab lwm yam kev lag luam. Kuj tseem muaj qee lub zog qis CW lasers nrog lub zog xws li kaum mus rau pua pua watts, uas tau siv dav hauv kev vuam yas thiab laser brazing kev lag luam.
Nruam yoj laser welding feem ntau yog ua los ntawm kev kub ceev ntawm qhov chaw ua haujlwm nrog fiber ntau laser lossis semiconductor laser. Nws cov txheej txheem vuam yog sib sib zog nqus nqus vuam raws li cov nyhuv pinhole, nrog rau qhov loj nam piv thiab ceev vuam ceev.
Pulse laser vuam yog tsuas yog siv rau qhov chaw vuam thiab seam vuam ntawm nyias-walled hlau cov ntaub ntawv nrog ib tug tuab ntawm tsawg dua. 1mm. Cov txheej txheem welding belongs rau lub tshav kub conduction hom, uas yog, laser hluav taws xob heats lub nto ntawm lub workpiece, thiab ces diffuses rau hauv cov khoom los ntawm tshav kub conduction. Cov tsis xws li waveform, dav, lub zog siab tshaj plaws thiab rov ua dua tus nqi ua rau muaj kev sib txuas zoo ntawm cov khoom ua haujlwm. Nws muaj ntau daim ntawv thov hauv 3C cov khoom siv plhaub, cov roj teeb lithium, cov khoom siv hluav taws xob, pwm kho vuam thiab lwm yam lag luam.
Qhov zoo tshaj plaws ntawm pulse laser vuam yog tias tag nrho qhov kub thiab txias ntawm lub workpiece yog me me, lub tshav kub cuam tshuam ntau yam me me, thiab deformation ntawm lub workpiece yog me me.
Laser vuam yog ib qho fusion vuam, uas siv lub laser beam ua lub zog thiab cuam tshuam rau kev sib koom ua ke ntawm cov vuam. Lub laser beam tuaj yeem coj los ntawm lub tiaj tus kho qhov muag, xws li daim iav, thiab tom qab ntawd muab tso rau ntawm lub vuam seam los ntawm lub ntsiab lus tsom lossis daim iav. Laser vuam yog tsis sib cuag welding, tsis muaj siab yuav tsum tau thaum lub sij hawm ua hauj lwm, tab sis inert roj yuav tsum tau los tiv thaiv oxidation ntawm lub molten pas dej ua ke, thiab muab tub lim hlau yog siv qee zaus. Laser vuam tuaj yeem ua ke nrog MIG welding los tsim laser MIG sib txuas vuam kom ua tiav kev nkag mus rau vuam loj, thiab cov khoom siv hluav taws xob txo qis heev piv rau MIG vuam.
