1. Vuto: Kuthira kwa zinyalala
Makina olembera laser (makina olembera laser) ndi kuwala kwa laser pamwamba pa zinthu zosiyanasiyana pa chizindikiro chokhazikika. Zotsatira za chizindikirocho ndikuwonetsa zinthu zakuya kudzera mu nthunzi ya zinthu pamwamba, kuti zijambule mapangidwe abwino, zizindikiro zamalonda ndi zolemba, makina olembera laser amagawidwa makamaka m'magulu monga, makina olembera laser a CO2, makina olembera laser a semiconductor, makina olembera laser a fiber ndi makina olembera laser a YAG, makina olembera laser amagwiritsidwa ntchito makamaka pazinthu zina zabwino komanso zolondola kwambiri. Amagwiritsidwa ntchito muzinthu zamagetsi, ma circuits ophatikizidwa (IC), zida zamagetsi, kulumikizana kwa foni yam'manja, zinthu za hardware, zida zowonjezera, zida zolondola, magalasi ndi mawotchi, zodzikongoletsera, zida zamagalimoto, makiyi apulasitiki, zipangizo zomangira, mapaipi a PVC.
Nkhaniyi ikukuthandizani kumvetsetsa mwachangu makina olembera a laser a mopa fiber
1. Kusiyana pakati pa Q modulation ndi MOPA technology mu fiber lasers
Mitundu iwiri ikuluikulu ya ma laser a pulsed fiber omwe akugulitsidwa pakali pano omwe amagwiritsidwa ntchito polemba chizindikiro cha laser ndi ukadaulo wa Q-modulated ndi ukadaulo wa MOPA, womwe ndi kapangidwe ka laser kokhala ndi oscillator ya laser yokhala ndi amplifier. Mumakampani, laser ya MOPA imatanthauza laser yapadera, "yanzeru" ya nanosecond pulsed fiber yokhala ndi gwero la mbewu ya semiconductor laser yoyendetsedwa ndi pulse yamagetsi ndi amplifier ya fiber. "Nzeru" yake imawonetsedwa makamaka mu m'lifupi mwa pulse yotuluka yomwe imasinthidwa payokha (mtundu ukhoza kukhala mpaka 2ns-500ns), ndipo ma frequency obwerezabwereza amatha kufika mpaka megahertz. Kapangidwe ka gwero la mbewu ya fiber laser ya Q-modulated imayikidwa mu fiber oscillation cavity loss modulator, mwa kusintha nthawi ndi nthawi kutayika kwa kuwala mu resonant cavity kuti apange pulse width inayake ya nanosecond pulse light output. Pa vuto lomwe nthawi zambiri limavutitsa, tipanga kusanthula mwachidule kuchokera kuzinthu zitatu: kapangidwe ka mkati mwa laser, magawo otulutsa optical ndi zochitika zogwiritsidwa ntchito.
2. Kapangidwe ka mkati mwa laser
Kapangidwe ka mkati mwa ma laser a fiber a MOPA ndi ma laser a fiber opangidwa ndi Q-modulated kamakhala kosiyana kwambiri ndi njira yopangira chizindikiro cha kuwala kwa pulse seed, chomwe chimapangidwa ndi pulse yamagetsi yoyendetsa semiconductor laser chip, mwachitsanzo chizindikiro cha kuwala kotuluka chimasinthidwa ndi chizindikiro chamagetsi choyendetsa, kotero pali kusinthasintha kwakukulu kopangira magawo osiyanasiyana a pulse (kuchuluka kwa pulse, ma frequency obwerezabwereza, mawonekedwe a pulse wave ndi mphamvu, ndi zina zotero). . Chizindikiro cha kuwala cha pulse seed cha laser ya fiber opangidwa ndi Q-modulated chimapangidwa mwa kuwonjezera kapena kuchepetsa nthawi ndi nthawi kutayika kwa kuwala mu resonant cavity kuti apange pulse optical output, yomwe ndi yosavuta mu kapangidwe komanso yopindulitsa kwambiri pamtengo. Komabe, magawo a pulse amakhala ochepa ndi zida za Q-modulated ndi zina zomwe zimakhudza.
Mfundo ya kapangidwe ka mkati mwa MOPA fiber laser ndi Q-modulated fiber laser ikuwonetsedwa motere:
3. Zotulutsa zowunikira
Kuchuluka kwa mpweya wotuluka wa laser ya MOPA fiber kumasinthika paokha. Kuchuluka kwa mpweya wotuluka wa laser ya MOPA fiber kumakhala ndi kuthekera kosinthika (kuyambira 2ns mpaka 500 ns).
M'lifupi mwa kugunda kwa mtima kumakhala kochepa, malo omwe akhudzidwa ndi kutentha amakhala ochepa ndipo kulondola kwa kukonza kumatha kupezeka.
Kuchuluka kwa mpweya wa laser ya ulusi wopangidwa ndi Q-modulated sikusinthika, ndipo kutalika kwa mpweya nthawi zambiri kumatuluka pamtengo wokhazikika wa 80 ns mpaka 140 ns. Laser ya ulusi wa MOPA ili ndi ma frequency ambiri obwerezabwereza. Ma laser a MOPA amatha kufika pa MHz yotulutsa ma frequency ambiri. Kuchuluka kwa mpweya wobwerezabwereza kumatanthauza kugwira ntchito bwino kwambiri, ndipo MOPA imatha kusunga mphamvu zapamwamba kwambiri pansi pa ma frequency ambiri obwerezabwereza. Ma laser a ulusi wopangidwa ndi Q-modulated amachepetsedwa ndi momwe Q-switch imagwirira ntchito ndipo amakhala ndi ma frequency ochepa otulutsa, omwe amafika ~100 kHz yokha pama frequency apamwamba.
4. Zochitika Zogwiritsira Ntchito
Laser ya MOPA fiber ili ndi magawo osiyanasiyana, kotero kuwonjezera pa kugwiritsa ntchito njira zamakono zopangira laser ya nanosecond, ingagwiritsenso ntchito mwayi wake wapadera wokhala ndi pulse width yopapatiza, high re-frequency, ndi high peak power kuti ikwaniritse ntchito zina zapadera zopangira molondola. Mwachitsanzo.
Kugwiritsa ntchito mapepala opyapyala a aluminiyamu oxide
Tsopano zinthu zamagetsi zopyapyala komanso zopepuka, mafoni ambiri am'manja, mapiritsi, ndi makompyuta akugwiritsa ntchito aluminiyamu woonda ngati chipolopolo cha chinthucho. Kugwiritsa ntchito laser yopangidwa ndi Q-modulated mu mbale yopyapyala ya aluminiyamu yolemba zinthu, ndikosavuta kutsogolera ku kusintha kwa zinthu, kumbuyo kwa phukusi lozungulira, zomwe zimakhudza mwachindunji mawonekedwe a kukongola. Ndipo kugwiritsa ntchito laser ya MOPA yokhala ndi magawo ang'onoang'ono a pulse width, zomwe zingapangitse kuti zinthuzo zisasinthe mosavuta, mfundo yaikulu ndi yoyera kwambiri. Izi zili choncho chifukwa laser ya MOPA imagwiritsa ntchito magawo ang'onoang'ono a pulse width kungapangitse laser kukhalabe muzinthuzo kwa nthawi yochepa, komanso ili ndi mphamvu zokwanira zochotsera anode wosanjikiza, kotero kuti aluminium oxide surface stripping anode processing yopyapyala, laser ya MOPA ndi chisankho chabwino.
Kugwiritsa ntchito aluminiyamu yodetsedwa
Pogwiritsa ntchito laser polemba chizindikiro chakuda, nambala ya chitsanzo, zolemba, ndi zina zotero pamwamba pa zinthu zopangidwa ndi aluminiyamu, pulogalamuyi yakhala ikugwiritsidwa ntchito kwambiri ndi Apple, Huawei, ZTE, Lenovo, Meizu ndi opanga ena amagetsi m'zaka ziwiri zapitazi polemba chizindikiro, nambala ya chitsanzo, ndi zina zotero ndi zizindikiro zakuda pa chipolopolo cha zinthu zamagetsi. Pa ntchito yamtunduwu, laser ya MOPA yokha ndi yomwe ingathe kuikonza pakadali pano. Popeza laser ya MOPA ili ndi mitundu yosiyanasiyana ya kugunda kwa mtima ndi kusintha kwa ma frequency a pulse, kugwiritsa ntchito m'lifupi mwake mopapatiza, magawo okwera a frequency amatha kulembedwa pamwamba pa zotsatira zakuda za chinthucho, kudzera mu kuphatikiza kosiyanasiyana kwa magawo kumathanso kulembedwa ndi zotsatira zosiyana za grayscale.
Kulemba kwa Laser ya Mtundu
Kulemba mitundu ya laser ndi mtundu watsopano wa njira yolembera laser. Pakadali pano, ukadaulo uwu ndi wa MOPA laser yokha kwakanthawi kokha pazitsulo zosapanga dzimbiri, chrome, titaniyamu ndi zinthu zina zachitsulo zokhala ndi mitundu yosiyanasiyana. Mukasewera mitundu pazitsulo zosapanga dzimbiri, kuwala kwa laser kumatha kusinthidwa kuti kusinthe mtundu wa pamwamba pa zinthuzo, kuti mupeze mawonekedwe okongola amitundu yosiyanasiyana, pamakampani opanga zinthu zosapanga dzimbiri, mutha kuwonjezera mtundu wa mawonekedwe olembera, mutha kusintha mitundu yosiyanasiyana ya zolemba momwe mukufunira, yosavuta komanso yosavuta kugwiritsa ntchito: kuteteza chilengedwe komanso kusaipitsa; liwiro lolemba, kumatha kuwonjezera kwambiri phindu la zinthu zosapanga dzimbiri, kukulitsa mpikisano pamsika wazinthu zosapanga dzimbiri. Kuwonjezera phindu lowonjezera kuzinthuzo.
Kawirikawiri, MOPA fiber laser pulse m'lifupi ndi pafupipafupi zimasinthidwa paokha, komanso pali mitundu yambiri ya magawo osinthika, kotero kukonza bwino, kutentha kochepa, mu mbale yopyapyala ya aluminiyamu oxide, anodized aluminiyamu wakuda, mtundu wosapanga dzimbiri, ndi zina zotero, ubwino wapamwamba kwambiri, ukhoza kukwaniritsa zotsatira za Q fiber laser sungapezeke. Q-modulated fiber laser imadziwika ndi chizindikiro champhamvu, ndipo ili ndi ubwino wina pakukonza zinthu zakuya zachitsulo, koma zotsatira zake zimakhala zovuta. Mu ntchito zodziwika bwino zolembera, zinthu zazikulu za MOPA pulsed fiber lasers poyerekeza ndi Q-modulated fiber lasers zikuwonetsedwa patebulo pansipa. Ogwiritsa ntchito amatha kusankha laser yoyenera malinga ndi zosowa zenizeni za zida zolembera ndi zotsatira zake.
| Dzina la Ntchito | Ma laser osinthidwa ndi Q | Ma laser a MOPA |
| Kuchotsa pamwamba pa pepala la aluminiyamu oxide | Chitsulocho chimapindika mosavuta, kupanga matumba ozungulira ndi mizere yozungulira pansi | M'lifupi mwake pang'ono, zotsalira zazing'ono za kutentha, palibe kusintha kwa gawo lapansi, mawonekedwe oyera oyera komanso owala |
| Kuda kwa aluminiyamu wothira anodized | Kuchotsa fumbi labwino kwambiri ndi kochepa chabe komwe kungatheke | Kudzera mumitundu yosiyanasiyana ya ma parameter, mutha kuzindikira mitundu yosiyanasiyana ya imvi ndi yakuda yokonza |
| Chojambula chakuya chachitsulo | Wamphamvu, woyenera kudula mozama, wodula pang'ono | Kuzama kofoka kojambula, koma kotsika pang'ono, kofewa pang'ono, kumatha kuyeretsa koyera bwino |
| Mtundu wa chitsulo chosapanga dzimbiri | Muyenera kukhala osayang'ana kwambiri, zotsatira zake zimakhala zovuta kuzisintha | Ikhoza kusewera mitundu yosiyanasiyana mwa kusintha m'lifupi mwa kugunda kwa mtima ndi kuphatikiza kwa ma frequency |
| ABS ndi zinthu zina zopangira pulasitiki | Kuwoneka kwachikasu kosavuta, kumva kolemera, mwachangu | Palibe kumverera, sikophweka kukhala wachikasu, kukonza bwino |
| Kuchotsa utoto wa makiyi apulasitiki owoneka bwino | Zovuta kwambiri kuchotsa | Zosavuta kuchotsa mawonekedwe oyera, omveka bwino a m'mphepete, kutumiza bwino kuwala, komanso kugwira ntchito bwino kwambiri |
| Barcode yolembera bolodi la PCB, 2D code | Mphamvu yayikulu ya single pulse, koma epoxy resin imakhudzidwa ndi mphamvu ya laser | Gwiritsani ntchito m'lifupi mwa kugunda kwa mtima pang'ono, pafupipafupi yapakati, barcode, khodi ya 2D yomveka bwino, yosavuta kuchotsa komanso yosavuta kusanthula |
5. Magwiridwe antchito a Makina Olembera a Laser a MOPA
Makina olembera laser a MOPA ali m'gulu la makina olembera laser, makina olembera laser a MOPA amagwiritsa ntchito laser ya semiconductor yoyendetsedwa ndi magetsi mwachindunji monga njira yoyambira mbewu (MOPA) ya laser ya fiber, poyerekeza ndi laser ya Q-modulated fiber, pafupipafupi ya MOPA fiber laser pulse ndi m'lifupi mwake zimatha kulamulidwa payokha, kudzera mu magawo awiri a laser kuti musinthe ndi, ndi dongosolo la oscillator lothamanga kwambiri limalola kutulutsa mphamvu nthawi zonse komanso mitundu yosiyanasiyana ya substrates kuti ilembedwe. Ndi kuwala kwa laser kwapamwamba, mtengo wotsika wogwiritsira ntchito, maola 100,000 osakonzedwa, oyenera aluminiyamu oxide wakuda, utoto wachitsulo chosapanga dzimbiri 304, anode yochotsa, zokutira zochotsera, semiconductor ndi mafakitale amagetsi, pulasitiki ndi zida zina zomvera komanso makampani a mapaipi apulasitiki a PVC, kuyika chizindikiro cha kapangidwe ka font mogwirizana ndi miyezo ya ROHS.
Poyerekeza ndi makina olembera laser wamba, makina olembera laser a MOPA M1 m'lifupi mwake ndi 4-200ns, M6 m'lifupi mwake ndi 2-200ns. Makina olembera laser wamba m'lifupi mwake ndi 118-126ns, kotero mutha kuwona kuti makina olembera laser a MOPA amatha kusinthidwa mosiyanasiyana, kotero mutha kumvetsetsa chifukwa chake zinthu zina makina olembera laser wamba sangagwire ntchito, koma makina olembera laser a MOPA amatha kugwira ntchito.
Komabe, makasitomala ambiri amagula makina olembera laser a MOPA omwe akuyembekezera liwiro lofanana ndi makina wamba olembera laser a fiber, koma izi sizili choncho. Maukadaulo awiriwa ndi osiyana. Polemba mitundu, makinawo amafunika kulemba ndi zotsatira zochepa za mthunzi pamafupipafupi apamwamba, zomwe zimapangitsa kuti zojambula zikhale zapamwamba kwambiri, koma nthawi yomweyo liwiro lolembera limakhala locheperako. Kuphatikiza apo, muzolemba zakuya zachitsulo, makina olembera laser a MOPA sangakhale ndi mwayi, chifukwa palibe phindu pa mphamvu imodzi ya pulse, koma zotsatira zake zimakhala zofewa malinga ndi makina ambiri olembera laser pamlingo waukulu. Chifukwa chake, makasitomala asanasankhe kugula makina olembera laser a MOPA, ayenera kumvetsetsa zabwino ndi zoyipa za makina olembera laser amtunduwu.
Makina olembera laser a MOPA ndi oyenera kugwiritsa ntchito njira yolembera zinthu zachitsulo ndi zinthu zosakhala zachitsulo, monga zida zamagetsi zojambula za laser zakuda, chivundikiro chakumbuyo cha foni yam'manja, IPAD, aluminiyamu wakuda, makiyi a foni yam'manja, makiyi opepuka apulasitiki, zida zamagetsi, ma circuits ophatikizidwa (IC), zida zamagetsi, zinthu zolumikizirana, zida zaukhondo za bafa, zida zowonjezera, zida zodulira, magalasi ndi mawotchi, zodzikongoletsera, zida zamagalimoto, katundu ndi matumba, zida zophikira, zinthu zosapanga dzimbiri ndi mafakitale ena.
Kampani ya Maven Laser Automation yakhala ikuyang'ana kwambiri pamakampani opanga laser kwa zaka 14, ndife akatswiri pakupanga chizindikiro cha laser, tili ndi makina olembera fiber laser, makina olembera CO2 laser, makina olembera UV laser, kuphatikiza apo, tilinso ndi makina olumikizira laser, makina odulira laser ndi makina oyeretsera laser, ngati mukufuna makina athu, mutha kutitsatira ndikukhala omasuka kulumikizana nafe.
Nthawi yotumizira: Novembala-15-2022
