1. Inkinga: I-slag splash
Umshini wokumaka we-laser (umshini wokumaka we-laser) uwugongolo lwe-laser ebusweni bezinto ezihlukahlukene ezihlukile kumaki angunaphakade. Umphumela wokumaka uwukuveza izinto ezijulile ngokuhwamuka kwezinto ezingaphezulu, ukuze kuqoshwe amaphethini amahle, izimpawu zokuthengisa kanye nombhalo, umshini wokumaka we-laser uhlukaniswe ikakhulukazi, umshini wokumaka we-CO2 laser, umshini wokumaka we-semiconductor laser, ukumakwa kwe-fiber laser. umshini kanye nomshini wokumaka we-laser we-YAG, umshini wokumaka we-laser usetshenziswa kakhulu kwezinye izidingo zezikhathi ezinhle kakhulu, ezinembayo eziphezulu. Isetshenziswa ezingxenyeni ze-elekthronikhi, izifunda ezihlanganisiwe (IC), izinto zikagesi, ukuxhumana ngomakhalekhukhwini, imikhiqizo yehadiwe, izesekeli zamathuluzi, izinsimbi ezinembile, izibuko namawashi, ubucwebe, izingxenye zezimoto, okhiye bepulasitiki, izinto zokwakha, amapayipi e-PVC.
Lesi sihloko sikuyisa ekuqondeni ngokushesha umshini wokumaka we-mopa fiber laser
1.Umehluko phakathi kwe-Q modulation kanye nobuchwepheshe be-MOPA kumalaser wefiber
Izinhlobo ezimbili eziyinhloko zamalaser we-pulsed fibre ezisemakethe okwamanje emakethe yezicelo zokumaka nge-laser ubuchwepheshe obulungiswayo be-Q kanye nobuchwepheshe be-MOPA, okuyisakhiwo se-laser esihlanganisa i-laser oscillator egqitshwe ngeamplifier. Embonini, i-laser ye-MOPA isho i-laser "ehlakaniphe kakhulu" ye-nanosecond pulsed fiber eyingqayizivele ehlanganisa umthombo wembewu ye-laser ye-semiconductor eshayelwa i-pulse kagesi kanye ne-fiber amplifier. "Ubuhlakani" bakhona buboniswa ikakhulukazi kububanzi be-pulse okukhiphayo obulungiseka ngokuzimela (ububanzi bungaba bufika ku-2ns-500ns), futhi imvamisa yokuphindaphinda ingafika ku-megahertz. Isakhiwo somthombo wembewu ye-fiber laser ye-Q-modulated sifakwa kumodeli yokulahlekelwa kwe-fiber oscillation cavity, ngokushintsha ngezikhathi ezithile ukulahleka kwe-optical ku-resonant cavity ukukhiqiza ububanzi obuthile bokushaya kwe-nanosecond pulse okukhipha ukukhanya. Kule nkinga evame ukukhathaza, sizokwenza ukuhlaziya okufushane kusuka ezicini ezintathu: isakhiwo sangaphakathi se-laser, imingcele ye-optical okukhiphayo kanye nezimo zohlelo lokusebenza.
2. Isakhiwo sangaphakathi se-laser
Isakhiwo sangaphakathi se-MOPA fibre lasers kanye ne-Q-modulated fibre lasers siyahluka ikakhulukazi endleleni yokukhiqiza isignali yokukhanya kwembewu ye-pulse, ekhiqizwa ukushaya kukagesi ukushayela i-semiconductor laser chip, okungukuthi isignali yokukhanya ephumayo ishintshwa ugesi oshayelayo. isignali, ngakho-ke kukhona ukuguquguquka okukhulu kokukhiqiza imingcele ye-pulse ehlukene (ububanzi be-pulse, imvamisa yokuphindaphinda, i-pulse waveform namandla, njll.). . Isiginali ye-pulsed seed optical ye-Q-modulated fibre laser ikhiqizwa ngokukhula ngezikhathi ezithile noma ukwehlisa ukulahleka kwe-optical ku-cavity ye-resonant ukukhiqiza ukuphuma kwe-pulsed optical, okulula ngesakhiwo futhi kunenzuzo eyengeziwe ngentengo. Kodwa-ke, amapharamitha we-pulse akhawulelwe ngamadivayisi ashintshiwe nge-Q namanye amathonya.
Isimiso sesakhiwo sangaphakathi se-MOPA fibre laser kanye ne-Q-modulated fibre laser kukhonjiswa ngohlelo ngendlela elandelayo.
3. Imingcele ye-optical okukhiphayo
Ububanzi be-pulse okukhiphayo kwe-MOPA fibre laser bungalungiseka ngokuzimele.Ububanzi be-pulse be-MOPA fibre laser bunokushutheka okungahleliwe (ububanzi obungu-2ns ukuya ku-500 ns).
Ukunciphisa ububanzi be-pulse, indawo encane ethintekile ukushisa futhi iphakama ukunemba kokucubungula kungatholakala.
I-Q-modulated fiber laser output wide abulungiseki, futhi ububanzi be-pulse ngokuvamile buphuma ngenani elinqunyiwe lama-80 ns kuya ku-140 ns. I-MOPA fibre laser inebanga elibanzi lokuphindaphinda amaza. Amalaser e-MOPA angafinyelela okukhipha imvamisa ephezulu ye-MHz. Imvamisa yokuphindaphinda ephezulu isho ukusebenza kahle okuphezulu kokucubungula, futhi i-MOPA ingagcina izici zamandla aphezulu ngaphansi kwezimo zokuphindaphinda okuphezulu. Ama-laser e-fiber e-Q-modulated anqunyelwe izimo zokusebenza ze-Q-switch futhi anebanga lokuvama lokuphumayo elincane, afinyelela kuphela ~100 kHz kumafrikhwensi aphezulu.
4. Izimo Zokusebenza
I-MOPA fibre laser inezinhlobonhlobo zamapharamitha, ngakho-ke ngaphezu kokumboza izinhlelo zokusebenza ezijwayelekile zokucutshungulwa kwe-nanosecond laser, ingakwazi futhi ukusizakala ngobubanzi bayo obuhlukile obuncane be-pulse, i-high-re-frequency, namandla aphezulu aphezulu ukufeza ezinye izinhlelo zokusebenza zokucubungula ukunemba okuhlukile. . Ngokwesibonelo.
I-Aluminium oxide yeshidi elincanyana lokukhumula izinhlelo zokusebenza
Manje imikhiqizo kagesi emincane futhi elula, omakhalekhukhwini abaningi, amaphilisi, amakhompyutha asebenzisa i-aluminium oxide encane njengegobolondo lomkhiqizo. Ukusetshenziswa kwe-laser ye-Q-modulated ecwecweni elincane le-aluminium elimaka i-conductive bit, kulula ukuholela ekuguqukeni kwezinto ezibonakalayo, ngemuva kwephakheji le-convex, okuthinta ngqo ukubukeka kobuhle. Futhi ukusetshenziswa kwepharamitha ye-MOPA laser encane yobubanzi be-pulse, engenza ukuthi okuqukethwe kungabi lula ukuwohloka, umugqa ophansi nawo untekenteke kakhulu omhlophe ngokugqamile. Lokhu kungenxa yokuthi i-laser ye-MOPA isebenzisa imingcele yobubanzi be-pulse encane ingenza i-laser ihlale ezintweni isikhathi esifushane, kodwa futhi inamandla anele okukhipha ungqimba lwe-anode, ngakho-ke ngokucubungula kwe-anode okucwebezelayo kwe-aluminium oxide surface stripping, the I-MOPA laser iyisinqumo esingcono.
Uhlelo lokusebenza olumnyama lwe-aluminium anodized
Ngokusebenzisa i-laser ukumaka ilogo emnyama, inombolo yemodeli, umbhalo, njll. ebusweni bezinto ze-aluminium anodized, lolu hlelo lokusebenza kancane kancane luye lwasetshenziswa kabanzi ngabakwa-Apple, iHuawei, iZTE, iLenovo, iMeizu kanye nabanye abakhiqizi be-elekthronikhi kule minyaka emibili edlule ilogo, inombolo yemodeli, njll. enamamaki amnyama egobolondweni lemikhiqizo kagesi. Kulolu hlobo lohlelo lokusebenza, i-MOPA laser kuphela engayicubungula okwamanje. Njengoba i-laser ye-MOPA inobubanzi obubanzi be-pulse kanye nokulungiswa kwefrikhwensi ye-pulse, ukusetshenziswa kobubanzi obuncane be-pulse, imingcele ephezulu yemvamisa ingamakwa ebusweni bomphumela omnyama wezinto ezibonakalayo, ngokusebenzisa izinhlanganisela ezihlukene zamapharamitha kungabuye kumakwe nge-grayscale ehlukile. umphumela.
Umbala we-Laser Marking
Ukumaka nge-laser yombala kuwuhlobo olusha lwenqubo yokumaka nge-laser. Okwamanje, lobu buchwepheshe okwesikhashana kuphela yi-MOPA laser yokumaka kunsimbi engagqwali, i-chrome, i-titanium nezinye izinto zensimbi ezinamaphethini ombala. Lapho udlala umbala ezintweni zensimbi engagqwali, i-laser beam ingashintshwa ukuze iguqule umbala wengqimba engaphezulu yezinguquko zezinto ezibonakalayo, ukuze uthole umphumela wokuhlobisa wemibala ehlukene, embonini yemikhiqizo yensimbi engagqwali, ungangeza umbala. wephethini yokumaka, ungahlela amaphethini ombhalo ahlukahlukene ngendlela ofisa ngayo, elula futhi esebenziseka kalula: ukuvikelwa kwemvelo nokungangcoli; isivinini sokumaka, singathuthukisa kakhulu inani elengeziwe lemikhiqizo yensimbi engagqwali, sithuthukise ukuncintisana kwemakethe yemikhiqizo yensimbi engagqwali. Ukwengeza inani elingeziwe emkhiqizweni.
Ngokuvamile, i-MOPA i-fiber laser pulse ububanzi nefrikhwensi ikwazi ukuzilungiseka ngokuzimela, kanye nohlu olukhulu lwamapharamitha alungisekayo, ngakho-ke ukucutshungulwa komphumela omuhle, ophansi oshisayo, epuletini elincanyana lokumaka i-aluminium oxide, i-anodized aluminium emnyama, umbala wensimbi engagqwali, njll. ., izinzuzo ezivelele, zingafinyelela umphumela we-Q fiber laser awukwazi ukuzuzwa. I-Q-modulated fibre laser ibonakala ngokumaka okunamandla, futhi inezinzuzo ezithile ekucubunguleni okujulile kokuqoshwa kwezinsimbi, kodwa umphumela wokumaka unzima kakhulu. Ezinhlelweni zokumaka ezijwayelekile, izici eziyinhloko zamalaser e-MOPA pulsed fibre uma kuqhathaniswa namalaser e-fiber emodulated e-Q ayaboniswa kuthebula elingezansi. Abasebenzisi bangakhetha i-laser efanele ngokwezidingo zangempela zokumaka izinto kanye nemiphumela.
| Igama Lohlelo | Q-modulated lasers | I-MOPA Lasers |
| Ukukhumula ingaphezulu leshidi le-aluminium oxide | I-substrate ikhubazeka kalula, yenza izikhwama ze-convex nemigqa engezansi enzima | Ububanzi be-pulse encane, izinsalela ezincane ezishisayo, akukho ukuguqulwa kwe-substrate, iphethini eyisisekelo emhlophe nekhanyayo |
| I-anodized aluminium emnyama | Inani elilinganiselwe kuphela lothuli lwekhwalithi elingenzeka | Ngohlu olubanzi lwezilungiselelo zepharamitha, ungamaka izithunzi ezihlukene zokucutshungulwa okumpunga nokumnyama |
| Metal eqoshiwe ejulile | Inamandla, ifanele ukuqoshwa okujulile, i-undercut embi | Ukujula kokuqoshwa okubuthakathaka, kodwa ukudwebela okuhle, i-taper encane, kungenza ukwelashwa okumhlophe okukhanyayo |
| Umbala wensimbi engagqwali | Kudingeka kungabi kugxilwe kuyo, umphumela unzima kakhulu ukuwulungisa | Ingadlala imibala eyahlukene ngokulungisa ububanzi beshayela kanye nenhlanganisela yefrikhwensi |
| I-ABS nokunye ukucutshungulwa kwepulasitiki | Easy yellowing umphumela, umuzwa esindayo, ngokushesha | Akukho umuzwa, akulula ukuphuzi, ukucubungula okuhle |
| Ukukhumula ngopende okhiye bepulasitiki abashintshashintshayo | Kunzima kakhulu ukususa | Kulula ukususa i-contour ehlanzekile, ecacile, ukudlulisa ukukhanya okungcono, ukusebenza kahle okuphezulu |
| Ibhakhodi yokumaka yebhodi le-PCB, ikhodi ye-2D | Amandla aphezulu we-single pulse, kodwa i-epoxy resin iyazwela kumandla we-laser | Yamukela ububanzi be-pulse encane, imvamisa emaphakathi, ibhakhodi, ikhodi engu-2D icace kakhudlwana, akulula ukuyisusa futhi kulula ukuyiskena |
5. Izici Zokusebenza Zomshini Wokumaka we-MOPA Laser
Umshini wokumaka we-laser we-MOPA uyingxenye yomshini wokumaka we-laser, umshini wokumaka we-laser we-MOPA usebenzisa i-laser ye-semiconductor eguquliwe kagesi eqondile njengohlelo lomthombo wembewu (i-MOPA) we-fiber laser, uma kuqhathaniswa ne-Q-modulated fibre laser, i-MOPA fiber laser pulse frequency kanye Ububanzi be-pulse buyakwazi ukulawuleka ngokuzimela, ngamapharamitha amabili we-laser okufanele alungiswe ngawo, ngohlelo lwe-oscillator yokuskena ngesivinini esiphezulu luvumela ukuphuma kwamandla aphezulu aphezulu kanye nohlu olubanzi lwama-substrates okufanele amakwe. Ngekhwalithi ephezulu ye-laser beam, izindleko eziphansi zokusetshenziswa, amahora angu-100,000 ukugcinwa-mahhala, ilungele i-aluminium oxide emnyama, umbala wensimbi engagqwali engama-304, i-anode ehlubulayo, i-stripping coating, i-semiconductor kanye nemboni ye-elekthronikhi, ipulasitiki nezinye izinto ezibucayi kanye nemboni yepayipi lepulasitiki le-PVC. , okumaka iphethini yefonti yokuvikelwa kwemvelo ngokuhambisana namazinga e-ROHS.
Uma kuqhathaniswa nomshini ojwayelekile wokumaka we-laser, umshini wokumaka we-MOPA we-laser M1 ukushaya kwenhliziyo okungu-4-200ns, ububanzi be-M6 pulse 2-200ns. umshini wokumaka we-laser ojwayelekile wokushaya kwe-pulse ububanzi bungu-118-126ns, ukuze ukwazi ukubona ububanzi be-pulse bomshini wokumaka we-laser we-MOPA bungalungiswa ebangeni elibanzi, ukuze uqonde ukuthi kungani eminye imikhiqizo umshini wokumaka ojwayelekile we-fiber laser ungakwazi ukushaya umphumela, kodwa i-MOPA umshini wokumaka laser ongakwenza. umshini wokumaka laser ongakwenza.
Nokho, amakhasimende amaningi athenga imishini yokumaka ye-laser ye-MOPA elindele isivinini sokucubungula esifanayo njengemishini yokumaka ye-fiber laser evamile, kodwa lokhu akunjalo ngokusobala. Ubuchwepheshe obubili buhlukene. Uma uqopha imiphumela yombala, umshini udinga ukumaka ngemiphumela yethunzi emincane kumaza aphezulu, okuvumela ukuqoshwa okunokulungiswa okuphezulu, kodwa ngesikhathi esifanayo isivinini sokudweba sihamba kancane kakhulu. Ngaphezu kwalokho, ekuqoshweni okujulile kwensimbi, umshini wokumaka we-MOPA we-laser ungase ungabi nanzuzo, ngoba akukho nzuzo ku-pulse energy eyodwa, kodwa umphumela uthambile ngokwemibandela futhi ungcono kunomshini wokumaka we-laser jikelele ngezinga elikhulu. . Ngakho-ke, ngaphambi kokuba amakhasimende akhethe ukuthenga umshini wokumaka we-laser we-MOPA, kudingeka aqonde izinzuzo nezingozi zalolu hlobo lomshini wokumaka we-laser.
Umshini wokumaka we-MOPA laser ulungele inqubo yokumaka kahle yensimbi nezinto ezingezona ezensimbi, njengezingxenye zomkhiqizo wedijithali eziqoshwe nge-laser emnyama, ikhava yangemuva yeselula, i-IPAD, i-aluminium emnyama, okhiye beselula, okhiye bepulasitiki abashintshashintshayo, izingxenye zikagesi, amasekhethi ahlanganisiwe. (IC), izinto zikagesi, imikhiqizo yokuxhumana, izinto zokugeza izindlu zangasese, izesekeli zamathuluzi, amathuluzi okusika, izibuko namawashi, ubucwebe, izingxenye zezimoto, imithwalo nezikhwama, izinto zokupheka, imikhiqizo yensimbi engagqwali nezinye izimboni.
I-Maven Laser Automation Company igxile embonini ye-laser iminyaka engu-14, sikhethekile ekumaka nge-laser, sinomshini wokumaka we-fiber laser, umshini wokumaka we-CO2 laser, umshini wokumaka we-UV laser, ngaphezu kwalokho, sinomshini wokushisela we-laser, ukusika i-laser. umshini kanye nomshini wokuhlanza we-laser, uma unesithakazelo emishinini yethu, ungasilandela futhi ukhululeke ukuxhumana nathi.
Isikhathi sokuthumela: Nov-15-2022
