Kuwotcherera kwa Laser ndi Njira Yolondola Komanso Yothandiza Yolumikizira Zipangizo
Mwachidule, kuwotcherera kwa laser kumapereka zotsatira zachangu komanso zapamwamba komanso kusokoneza kochepa.
Imatha kusinthidwa kuti igwirizane ndi zinthu zosiyanasiyana ndipo imatha kukonzedwa kuti ikwaniritse zosowa za ntchito iliyonse.
Chimodzi mwa ubwino waukulu wa laser welding ndi kusinthasintha kwake.
Itha kugwiritsidwa ntchito kulumikiza osati zitsulo monga aluminiyamu, mkuwa, ndi chitsulo chosapanga dzimbiri komanso zinthu zina zosiyanasiyana.
Kuphatikizapo ma thermoplastics ena, magalasi, ndi zinthu zina zopangidwa ndi zinthu zosiyanasiyana.
Izi zimapangitsa kuti ikhale yothandiza m'mafakitale osiyanasiyana, kuyambira kupanga magalimoto mpaka zamagetsi komanso kupanga zida zamankhwala.
Kodi Kuweta ndi Laser N'chiyani? [Gawo 2]
Kuyimira Tsogolo Lamakono
Kuwotcherera kwa laser ndi ukadaulo wamakono womwe umagwiritsa ntchito kuwala kwa laser kwamphamvu kwambiri kuti ulumikize bwino zinthu, makamaka zitsulo, pozisungunula pamalo pomwe zakhudzana.
Njirayi imapanga mgwirizano wolimba komanso wokhazikika komanso wosasinthika kwambiri poyerekeza ndi njira zachikhalidwe zowotcherera.
Ndi yachangu, yothandiza, komanso yokhoza kupereka zotsatira zabwino kwambiri.
Mtima wa Kuwetsa Ma Laser
Pakati pa laser welding pali laser yokha, yomwe imapanga kutentha kwakukulu.
Pamene laser ikuyang'ana pamwamba pa chitsulo, imasungunula zinthuzo, ndikupanga dziwe laling'ono losungunuka.
Dziwe ili limalimba mofulumira, nthawi zambiri mkati mwa ma millisecond, laser ikachoka, zomwe zimapangitsa kuti pakhale kulumikizana kwamphamvu pakati pa ziwalozo.
Njirayi imayendetsedwa bwino kwambiri, zomwe zikutanthauza kuti madera omwe akulumikizidwa ndi omwe amakhudzidwa, zomwe zimapangitsa kuti zinthu zina zonse zisakhudzidwe kwambiri.
Kumvetsetsa Kuwotcherera kwa Laser
Njira yosavuta yomvetsetsa kuwotcherera pogwiritsa ntchito laser ndi kuganizira za galasi lokulitsa lomwe limayang'ana kuwala kwa dzuwa pamalo ang'onoang'ono.
Monga momwe kuwala kolunjika kumasungunula pepala, kuwala kwa laser kumaika mphamvu zambiri pamwamba pa chitsulo.
Zimapangitsa kuti isungunuke ndipo, nthawi zina, imatha kuphwanyika.
Kuchuluka kwa Mphamvu kwa Laser Beam Welding
Mphamvu ya laser imayesedwa malinga ndi kuchuluka kwa mphamvu.
Chomwe chili chokwera kwambiri—chofika mamiliyoni a ma watts pa sikweya sentimita imodzi.
Mphamvu ya laser ikakhala yayikulu, njira yowotcherera ingakhale yachangu, ndipo kutentha kumatha kulowa mkati mwa zinthuzo.
Komabe, mphamvu yokwera ya laser imawonjezeranso mtengo wa zidazo.
Kupangitsa kuti izi zikhale zofunika kwambiri poganizira mtengo wonse wa makinawo.
Watsopano pa Laser Welding & Handheld Laser Welding?
Tingathandize!
Chifukwa chiyani laser ya fiber ndi yabwino kwambiri pakuwotcherera laser?
Kufotokozera Mitundu Yodziwika ya Lasers mu Laser Welding
Mtundu uliwonse wa laser uli ndi mphamvu zake ndi zofooka zake, zomwe zimapangitsa kuti zikhale zoyenera kugwiritsidwa ntchito mosiyanasiyana pakuwotcherera laser.
Ma laser a fiber ndi omwe amagwiritsidwa ntchito kwambiri komanso ogwira ntchito bwino, makamaka polumikiza zitsulo.
Ngakhale ma laser a CO2 ndi othandiza pa ntchito zozungulira koma amafunika kukonza kwambiri.
Ma laser a Nd:YAG ndi abwino kwambiri pa ntchito zinazake monga kukonza nkhungu, koma kugwiritsa ntchito mphamvu zochepa komanso ndalama zambiri zokonzera zinthu kungayambitse kuchepa kwa mphamvu.
Pomaliza, ma diode laser amapereka mphamvu zabwino kwambiri koma sagwira ntchito bwino ngati pakufunika kulondola kwambiri.
Kuwotcherera kwa Laser ya Fiber: Kodziwika Kwambiri & Kotsimikizika
Ma laser a fiber pakadali pano ndi ukadaulo wotchuka komanso wotsimikizika kwambiri wowotcherera laser.
Amadziwika kuti amagwiritsa ntchito mphamvu zambiri, pafupifupi 30%.
Izi zimathandiza pakuwongolera bwino kutentha komanso kuchepetsa ndalama zogwirira ntchito.
Kutalika kwa mafunde a infrared komwe kumachokera ku fiber lasers kumayamwa bwino ndi zitsulo zambiri.
Kuwapangitsa kukhala ogwira mtima kwambiri pa ntchito zosiyanasiyana zowotcherera.
Chimodzi mwa ubwino waukulu wa ma fiber laser ndi kuthekera kwawo kupanga ndi kutsogolera kuwala kwa laser kudzera mu chingwe cha fiber optic.
Izi zimathandiza kuti kuwala kwa dzuwa kukhale kwabwino kwambiri, kulondola kwambiri, komanso mphamvu zambiri, zomwe zimapangitsa kuti kuwalako kulowe bwino kwambiri polumikiza.
Kuphatikiza apo, ma laser a fiber sagwiritsa ntchito zinthu zogwiritsidwa ntchito kwambiri, zomwe zimachepetsa ndalama zokonzera komanso zovuta.
Zingathenso kuphatikizidwa mosavuta ndi maloboti kapena makina a CNC, zomwe zimapangitsa kuti zikhale zogwiritsidwa ntchito kwambiri m'mafakitale.
Ubwino wina ndi wakuti mphamvu ya ma laser a ulusi ilibe malire, zomwe zimathandiza kuti kuwotcherera kugwire ntchito bwino ngakhale pa zipangizo zokhuthala.
Laser ya CO2: Yabwino pa Ntchito Zina
Ma laser a CO2 anali mtundu woyamba wa laser womwe umagwiritsidwa ntchito powotcherera laser yamafakitale ndipo umagwiritsidwabe ntchito m'magwiritsidwe ena.
Ma laser amenewa amatulutsa kuwala kwa laser kochokera ku gasi komwe sikungatsogoleredwe kudzera mu fiber optics.
Izi zimapangitsa kuti kuwala kwa dzuwa kukhale kochepa poyerekeza ndi ma fiber laser.
Izi zimapangitsa kuti zikhale zosavuta kugwiritsa ntchito pazinthu zina zowotcherera.
Ma laser a CO2 nthawi zambiri amagwiritsidwa ntchito powotcherera zinthu zozungulira chifukwa laser imatha kukhazikika pamalo pomwe chinthucho chikuzungulira.
Komabe, amafunika kukonzedwa kwambiri chifukwa cha kufunika kwa zinthu zogwiritsidwa ntchito monga magalasi ndi mpweya.
Ndi mphamvu yapakati yogwira ntchito ya pafupifupi 20%, ma laser a CO2 sagwiritsa ntchito mphamvu mochuluka ngati ma laser a ulusi.
Zimenezi zimapangitsa kuti ndalama zogwirira ntchito zikhale zokwera.
Nd:YAG Laser: Yatsimikiziridwa ndi Zolepheretsa
Ma laser a Nd:YAG (Neodymium-doped Yttrium Aluminium Garnet) ndi ukadaulo wodziwika bwino pakuwotcherera ma laser.
Koma amabwera ndi zoletsa zina.
Ali ndi mphamvu zochepa zogwiritsira ntchito mphamvu, nthawi zambiri pafupifupi 5%.
Izi zimapangitsa kuti pakhale mavuto okhudza kasamalidwe ka kutentha komanso ndalama zogwirira ntchito zikhale zokwera.
Chimodzi mwa mphamvu za ma laser a Nd:YAG ndi luso lawo lotsogolera kuwala kwa laser pogwiritsa ntchito fiber optics, zomwe zimapangitsa kuti kuwalako kukhale kwabwino.
Komabe, zimakhala zovuta kuyang'ana kuwala kwa laser pamalo ang'onoang'ono, zomwe zimapangitsa kuti kulondola kwawo kukhale kochepa.
Ma laser a Nd:YAG nthawi zambiri amagwiritsidwa ntchito pazinthu zinazake monga kukonza nkhungu, komwe kuyang'ana kwambiri ndikovomerezeka.
Komanso zimakhala ndi ndalama zambiri zokonzera zinthu, chifukwa zinthu zogwiritsidwa ntchito monga magalasi ndi nyali zimafunika kusinthidwa nthawi zonse.
Laser ya Diode: Yovuta Kuyang'ana Chifukwa cha Kuipa kwa Beam
Ma laser a diode akuchulukirachulukira m'magwiritsidwe ntchito omwe amafunikira mphamvu zambiri (pafupifupi 40%).
Kuchita bwino kwambiri kumeneku kumabweretsa kayendetsedwe kabwino ka kutentha komanso ndalama zochepa zogwirira ntchito poyerekeza ndi mitundu ina ya laser.
Komabe, chimodzi mwa zovuta zazikulu za ma diode lasers ndichakuti kuwala kwawo ndi koipa kwambiri.
Zomwe zimapangitsa kuti zikhale zovuta kuyang'ana laser pa malo ang'onoang'ono.
Izi zimachepetsa kulondola kwawo mu ntchito zina zowotcherera.
Ngakhale zili choncho, ma diode laser akadali othandiza pa zipangizo zina, makamaka mapulasitiki, ndipo angagwiritsidwe ntchito bwino pa ntchito zimenezo.
Mukufuna Kuyamba Kugwiritsa Ntchito Makina Ochapira Ulusi wa Laser Ogwiritsidwa Ntchito Pamanja?
Kuwotcherera kwa Laser ndi Keyhole
Kumvetsetsa Njira Yodziwika Bwino Yowotcherera
Kuwotcherera kwa laser kungagawidwe m'magulu awiri akuluakulu: kuwotcherera kwa conduction ndi kuwotcherera kwa keyhole.
Njira ziwirizi zimasiyana malinga ndi momwe laser imagwirira ntchito ndi zinthuzo komanso zotsatira zake.
Kusiyana Kwakukulu
Ubwino Wowotcherera
Kuwotcherera kwa conduction nthawi zambiri kumabweretsa zotsatira zabwino kwambiri ndi kudontha pang'ono komanso zolakwika zochepa, pomwe kuwotcherera kwa keybool kungayambitse kudontha kwambiri, kutseguka, komanso malo akuluakulu okhudzidwa ndi kutentha.
Kugawa Kutentha kwa Kuwotcherera
Kuwotcherera kwa conduction kumagawa kutentha mofanana mbali zonse, pomwe kuwotcherera kwa keyhole kumawunikira kutentha mbali yopapatiza komanso yolunjika, zomwe zimapangitsa kuti kulowe mkati mwakuya.
Kuwotcherera Liwiro
Kuwotcherera makiyi kumathamanga, zomwe zimapangitsa kuti kukhale koyenera kupanga zinthu zambiri, pomwe kuwotcherera kwa conduction kumachedwa koma kumapereka kulondola kwambiri.
Kuwotcherera kwa Conduction
Kuwotcherera kwa conduction ndi njira yofewa komanso yochedwa. Mu njira iyi, kuwala kwa laser kumasungunula pamwamba pa chitsulocho.
Kupangitsa chitsulocho kufika kutentha kwake kosakanikirana (malo omwe chimasanduka madzi).
Koma osapitirira pamenepo mpaka kutentha kwa nthunzi (komwe chitsulocho chingasanduke mpweya).
Kutentha kumagawidwa mofanana pa chinthucho, zomwe zikutanthauza kuti kusamutsa kutentha kumachitika mbali zonse mkati mwa chitsulocho.
Chifukwa chakuti kulumikiza kwa conduction kumasungunula zinthuzo pang'onopang'ono, kumabweretsa zotsatira zabwino kwambiri.
Izi zikuphatikizapo kudontha kochepa (madontho ang'onoang'ono a zinthu zosungunuka zomwe zimatha kutuluka panthawi yowotcherera) ndi utsi wochepa, zomwe zimapangitsa kuti ntchitoyi ikhale yoyera.
Komabe, chifukwa chakuti ndi yochedwa, kuwotcherera kwa conduction nthawi zambiri kumagwiritsidwa ntchito pazinthu zomwe zimafuna kulumikizana kolondola komanso kwapamwamba m'malo mwa liwiro.
Kuwotcherera pa Mabowo a Keybowo
Kumbali ina, kuwotcherera makiyi ndi njira yachangu komanso yamphamvu kwambiri.
Mwanjira imeneyi, kuwala kwa laser kumasungunuka ndi kupsa chitsulocho, zomwe zimapangitsa kuti pakhale dzenje laling'ono, lakuya kapena chitseko cha kiyi mu chinthucho.
Kutentha kwakukulu kwa laser kumapangitsa kuti chitsulocho chifike kutentha kwake kosakanikirana komanso kutentha kwa nthunzi.
Ndi dziwe lina losungunuka lomwe lasanduka gasi.
Popeza zinthuzo zimasanduka nthunzi, kutentha kumasamutsidwa molunjika ku kuwala kwa laser, zomwe zimapangitsa kuti dziwe loyatsira lozama komanso lopapatiza likhale lolimba.
Njirayi ndi yachangu kwambiri kuposa kuwotcherera kwa conduction, zomwe zimapangitsa kuti ikhale yoyenera kwambiri pakupanga mizere yambiri.
Komabe, kutentha kwachangu komanso koopsa kungayambitse kufalikira kwa madzi, ndipo kusungunuka mofulumira kungayambitsenso ma pores (ma thovu ang'onoang'ono a mpweya omwe amamatiridwa mkati mwa weld).
Ndipo malo akuluakulu okhudzidwa ndi kutentha (HAZ) (dera lozungulira weld lomwe limasinthidwa ndi kutentha).
Mukufuna Kudziwa Njira Yoyenera Yowotcherera
Pa Fomu Yanu & Bizinesi Yanu?
Kuyambira Makanema Osangalatsa mpaka Nkhani Zophunzitsa
Kuweta kwa TIG vs. Kuweta kwa Laser: Ndi iti yomwe ili bwino?
Nthawi yotumizira: Disembala-25-2024