1. Matsala: Fashewar slag
Injin alamar Laser (injin alamar laser) wani haske ne na laser a saman abubuwa daban-daban a kan alama ta dindindin. Tasirin alama shine bayyana zurfin abu ta hanyar ƙafewar kayan saman, don a zana kyawawan alamu, alamun kasuwanci da rubutu, injin alamar laser galibi an raba shi zuwa, Injin alamar Laser CO2, Injin alamar Laser semiconductor, Injin alamar Laser fiber da Injin alamar Laser YAG, Injin alamar Laser galibi ana amfani da shi a wasu buƙatu don ƙarin kyawawan halaye masu kyau da daidaito. Ana amfani da shi a cikin abubuwan lantarki, da'irori masu haɗawa (IC), kayan lantarki, sadarwa ta wayar hannu, kayayyakin kayan aiki, kayan haɗi, kayan aiki masu daidaito, gilashi da agogo, kayan ado, sassan mota, maɓallan filastik, kayan gini, bututun PVC.
Wannan labarin zai kai ku ga fahimtar injin alama na laser fiber mopa cikin sauri
1. Bambanci tsakanin daidaitawar Q da fasahar MOPA a cikin lasers na fiber
Manyan nau'ikan lasers guda biyu na fiber pulsed lasers da ake sayarwa a yanzu don amfani da laser sune fasahar Q-modulated da fasahar MOPA, wanda tsarin laser ne wanda ya ƙunshi laser oscillator da aka haɗa da amplifier. A cikin masana'antu, MOPA laser yana nufin wani na musamman, mafi "wayo" nanosecond pulsed fiber laser wanda ya ƙunshi tushen iri na laser semiconductor wanda bugun lantarki da amplifier na fiber ke jagoranta. "Basirarsa" galibi ana nuna ta ne a cikin faɗin bugun fitarwa wanda za'a iya daidaitawa da kansa (zagayen na iya zama har zuwa 2ns-500ns), kuma mitar maimaitawa na iya kaiwa megahertz. Tsarin tushen iri na laser fiber-modulated ana saka shi a cikin modulator na asarar ramin fiber oscillation, ta hanyar daidaita asarar gani a cikin ramin resonant don samar da wani faɗin bugun jini na fitowar hasken bugun nanosecond. Don wannan matsala mai yawan damuwa, za mu yi ɗan bincike daga fannoni uku: tsarin ciki na laser, sigogin gani na fitarwa da yanayin aikace-aikace.
2. Tsarin ciki na Laser
Tsarin ciki na lasers ɗin fiber MOPA da lasers ɗin fiber Q-modulated ya bambanta musamman ta hanyar samar da siginar hasken iri na bugun jini, wanda wutar lantarki ke samarwa ta hanyar bugun jini na lantarki wanda ke tuƙa guntuwar laser na semiconductor, watau siginar hasken fitarwa ana daidaita ta ta hanyar siginar lantarki mai tuƙi, don haka akwai sassauci mai yawa don samar da sigogi daban-daban na bugun jini (faɗin bugun jini, mitar maimaitawa, yanayin bugun jini da ƙarfi, da sauransu). Siginar gani ta iri mai pulsed na laser ɗin fiber Q-modulated ana samar da shi ta hanyar ƙara ko rage asarar gani a cikin ramin resonant lokaci-lokaci don samar da fitarwa mai pulsed, wanda yake da sauƙi a tsari kuma mafi fa'ida a farashi. Duk da haka, sigogin bugun jini suna da ɗan iyakance ta hanyar na'urorin Q-modulated da sauran tasirin.
An nuna ƙa'idar tsarin ciki na laser fiber MOPA da laser fiber Q-modulated kamar haka.
3. Sigogi na gani na fitarwa
Faɗin bugun fitarwa na laser ɗin fiber MOPA ana iya daidaita shi da kansa. Faɗin bugun bugun na laser ɗin fiber MOPA yana da sauƙin canzawa (daga 2ns zuwa 500 ns).
Da zarar faɗin bugun jini ya yi ƙanƙanta, to, ƙaramar yankin da zafi ya shafa za a iya samun daidaiton sarrafawa.
Ba za a iya daidaita faɗin bugun fitarwa na laser ɗin Q-modulated ba, kuma faɗin bugun gabaɗaya ana fitarwa ne a ƙayyadadden ƙimar 80 ns zuwa 140 ns. Laser ɗin fiber ɗin MOPA yana da kewayon mitar maimaitawa mai faɗi. Laser ɗin MOPA na iya kaiwa ga fitowar mitar MHz mai yawa. Mitar maimaitawa mai yawa yana nufin ingantaccen sarrafawa, kuma MOPA na iya kiyaye halayen ƙarfin kololuwa mai girma a ƙarƙashin yanayin mitar maimaitawa mai yawa. Laser ɗin fiber ɗin Q-modulated yana iyakance ta yanayin aiki na Q-switch kuma suna da ƙaramin kewayon mitar fitarwa, suna kaiwa ~100 kHz kawai a manyan mitoci.
4. Yanayin Aikace-aikace
Laser ɗin fiber na MOPA yana da sigogi iri-iri, don haka baya ga rufe aikace-aikacen sarrafa laser nanosecond na gargajiya, yana kuma iya amfani da faɗin bugunsa na musamman, yawan sake-sake, da ƙarfin kololuwa mai yawa don cimma wasu aikace-aikacen sarrafa daidaito na musamman. Misali.
Aikace-aikacen bakin ciki na takardar aluminum oxide
Yanzu samfuran lantarki masu siriri da sauƙi, wayoyin hannu, kwamfutoci da yawa suna amfani da siririn aluminum oxide a matsayin harsashin samfurin. Amfani da laser Q-modulated a cikin siraran farantin aluminum alama, mai sauƙin haifar da lalacewar abu, bayan fakitin convex, yana shafar bayyanar kyau kai tsaye. Kuma amfani da ƙananan sigogin faɗin bugun jini na laser MOPA, wanda zai iya sa kayan ba su da sauƙin lalacewa, babban abin kuma shine fari mai haske. Wannan saboda laser MOPA yana amfani da ƙaramin sigogin faɗin bugun jini na iya sa laser ya kasance a cikin kayan na ɗan gajeren lokaci, amma kuma yana da isasshen kuzari don cire layin anode, don haka don sarrafa anode mai cire aluminum oxide, laser MOPA shine mafi kyawun zaɓi.
Aikace-aikacen baƙin ƙarfe na aluminum na anodized
Ta amfani da laser don yin alama tambarin baƙi, lambar samfuri, rubutu, da sauransu a saman kayan aluminum mai anodized, wannan aikace-aikacen a hankali ya kasance yana amfani da shi sosai a cikin shekaru biyu da suka gabata don yin alama tambarin, lambar samfuri, da sauransu tare da alamun baƙi a kan harsashin kayayyakin lantarki. Don wannan nau'in aikace-aikacen, laser MOPA ne kawai zai iya sarrafa shi a halin yanzu. Ganin cewa laser MOPA yana da fadi da yawa na daidaitawar mitar bugun jini, ana iya yin alama ta amfani da faɗin bugun jini mai kunkuntar, sigogi masu tsayi a saman tasirin baƙar fata na kayan, ta hanyar haɗuwa daban-daban na sigogi kuma ana iya yiwa alama da tasirin launin toka daban-daban.
Alamar Laser Mai Launi
Alamar launi ta laser sabuwar hanya ce ta yin alama ta laser. A halin yanzu, wannan fasaha ta MOPA kawai ce kawai ta laser akan bakin karfe, chrome, titanium da sauran kayan ƙarfe tare da alamu masu launi. Lokacin yin wasa da launi akan kayan bakin karfe, ana iya daidaita hasken laser don canza launin saman Layer na canje-canjen kayan, don samun tasirin ado na launuka daban-daban, ga masana'antar samfuran bakin karfe, zaku iya ƙara launin tsarin alama, zaku iya gyara nau'ikan tsare-tsaren rubutu kamar yadda kuke so, masu dacewa da sauƙin aiki: kariyar muhalli da rashin gurɓatawa; saurin alama, na iya haɓaka ƙimar da aka ƙara na samfuran bakin karfe, haɓaka gasa a kasuwa na samfuran bakin karfe. Ƙara ƙima ga samfurin.
Gabaɗaya, faɗin bugun laser na fiber MOPA da mitar da za a iya daidaitawa daban-daban, da kuma manyan sigogi masu daidaitawa, don haka sarrafa sakamako mai kyau, ƙarancin zafi, a cikin farantin siririn alamar aluminum oxide, baƙin aluminum mai anodized, launin bakin ƙarfe, da sauransu, fa'idodin da ba a iya samu ba, na iya cimma tasirin laser fiber Q. Ana siffanta laser fiber mai Q-modulated da alama mai ƙarfi, kuma yana da wasu fa'idodi a cikin zurfin sarrafa sassaka na ƙarfe, amma tasirin alama ya fi tsauri. A cikin aikace-aikacen alama na gama gari, manyan fasalulluka na laser fiber mai pulsed MOPA idan aka kwatanta da laser fiber mai Q-modulated an nuna su a cikin teburin da ke ƙasa. Masu amfani za su iya zaɓar laser da ya dace bisa ga ainihin buƙatun kayan alama da tasirin.
| Sunan Aikace-aikacen | Na'urorin laser masu sarrafawa na Q-modulated | Lasers na MOPA |
| Ragewar saman takardar aluminum oxide | Substrate ɗin yana da sauƙin narkewa, yana samar da jakunkuna masu lanƙwasa da layuka masu kauri. | Ƙaramin faɗin bugun jini, ƙaramin ragowar zafi, babu nakasa na substrate, kyakkyawan tsari mai haske da fari mai haske |
| Ƙarar baƙin ƙarfe na anodized aluminum | Sai dai ƙayyadadden adadin ƙurar da za a iya gogewa mai inganci ne kawai zai yiwu | Ta hanyar saitunan sigogi iri-iri, zaku iya nuna launuka daban-daban na sarrafa launin toka da baƙi |
| Zane mai zurfi na ƙarfe | Mai ƙarfi, ya dace da sassaka mai zurfi, mai kauri a ƙarƙashin yanke | Zurfin sassaka mai rauni, amma layin layi mai kyau, ƙaramin taper, zai iya yin maganin farin haske |
| Launin bakin karfe | Dole ne a fita daga hankali, tasirin zai fi wahalar daidaitawa | Zai iya yin launuka iri-iri ta hanyar daidaita faɗin bugun jini da haɗin mita |
| ABS da sauran aikin filastik | Sauƙin yin rawaya, jin nauyi, da sauri | Babu jin daɗi, ba shi da sauƙin yin rawaya, sarrafa lafiya |
| Zane na cire maɓallan filastik masu haske | Ya fi wahalar cirewa | Sauƙin cire tsari mai tsabta, bayyanannen gefen, ingantaccen watsa haske, ingantaccen aiki mai kyau |
| Alamar allon PCB, lambar 2D | Babban kuzarin bugun jini guda ɗaya, amma resin epoxy yana da sauƙin kamuwa da makamashin laser | Ɗauki ƙaramin faɗin bugun jini, matsakaicin mita, lambar barcode, lambar 2D mafi bayyananne, ba sauƙin cirewa ba kuma mai sauƙin dubawa |
5. Siffofin Aiki na Injin Alamar Laser na MOPA
Injin alamar laser na MOPA yana cikin rukunin injin alamar laser, injin alamar laser na MOPA yana amfani da laser semiconductor kai tsaye wanda aka daidaita ta hanyar lantarki azaman tsarin tushen iri (MOPA) na laser fiber, idan aka kwatanta da laser fiber-modulated Q, mitar bugun laser fiber na MOPA da faɗin bugun suna da ikon sarrafawa daban-daban, ta hanyar sigogin laser guda biyu don daidaitawa da, ta Tsarin oscillator mai sauri yana ba da damar fitarwa mai ƙarfi mai tsayi da kewayon substrates don a yiwa alama. Tare da katakon laser mai inganci, ƙarancin farashi na amfani, awanni 100,000 ba tare da kulawa ba, ya dace da baƙin ƙarfe na aluminum oxide, launin bakin ƙarfe 304, anode mai cirewa, murfin cirewa, masana'antar semiconductor da lantarki, filastik da sauran kayan aiki masu mahimmanci da masana'antar bututun filastik na PVC, suna nuna kariyar muhalli ta hanyar da ta dace da ƙa'idodin ROHS.
Idan aka kwatanta da na'urar alama ta laser gabaɗaya, na'urar alama ta laser MOPA M1 faɗin bugun jini 4-200ns, faɗin bugun jini na M6 2-200ns. Faɗin bugun bugun injin laser na yau da kullun shine 118-126ns, don haka zaku iya ganin faɗin bugun bugun injin laser na MOPA za a iya daidaita shi a cikin kewayon da ya fi faɗi, don haka zaku iya fahimtar dalilin da yasa wasu samfuran na'urar alama ta laser fiber na yau da kullun ba za ta iya shafar tasirin ba, amma na'urar alama ta laser MOPA za ta iya yi. na'urar alama ta laser za ta iya yi.
Duk da haka, kwastomomi da yawa suna siyan injunan alamar laser MOPA suna tsammanin saurin sarrafawa iri ɗaya da injunan alamar laser na fiber na yau da kullun, amma a bayyane yake ba haka lamarin yake ba. Fasahohin biyu sun bambanta. Lokacin sassaka tasirin launi, injin yana buƙatar yin alama da ƙarancin tasirin inuwa a manyan mitoci, wanda ke ba da damar sassaka mai ƙuduri mai girma, amma a lokaci guda saurin sassaka yana da jinkiri sosai. Bugu da ƙari, a cikin sassaka zurfin ƙarfe, injin alamar laser MOPA bazai sami fa'idar ba, saboda babu fa'ida akan kuzarin bugun jini ɗaya, amma tasirin yana da laushi dangane da kuma mafi kyau fiye da injin alamar laser gabaɗaya akan babban sikelin. Saboda haka, kafin kwastomomi su zaɓi siyan injin alamar laser MOPA, suna buƙatar fahimtar fa'idodi da rashin amfanin wannan nau'in injin alamar laser.
Injin alamar laser na MOPA ya dace da tsarin yin alama mai kyau na kayan ƙarfe da waɗanda ba ƙarfe ba, kamar sassan samfurin dijital na zane-zanen laser baƙi, murfin baya na wayar hannu, IPAD, baƙin aluminum, maɓallan wayar hannu, maɓallan filastik masu haske, abubuwan lantarki, da'irori masu haɗawa (IC), kayan lantarki, kayayyakin sadarwa, kayan tsafta na bandaki, kayan haɗi, kayan aikin yankan, gilashi da agogo, kayan ado, sassan mota, jakunkuna da jakunkuna, kayan girki, kayayyakin bakin ƙarfe da sauran masana'antu.
Kamfanin Maven Laser Automation Company ya shafe shekaru 14 yana mai da hankali kan masana'antar laser, mun ƙware a fannin laser marking, muna da fiber laser marking na'urar, CO2 laser marking na'urar, UV laser marking, ban da haka, muna da laser walda, laser cutting na'urar da kuma laser cleaning na'urar, idan kuna sha'awar injinanmu, kuna iya bin mu kuma ku ji daɗin tuntuɓar mu.
Lokacin Saƙo: Nuwamba-15-2022
