Sarrafa Laser kyawawan abubuwa ne na yau da kullun a rayuwarmu ta yau da kullun kuma yawancin mu mun saba da shi. Sau da yawa kuna iya jin cewa kalmomin nanosecond Laser, picosecond Laser, Laser femtosecond. Dukansu suna cikin ultrafast Laser. Amma ka san yadda za a bambanta su?
Da farko, bari mu gano abin da waɗannan "na biyu" suke nufi.
1 nanosecond = 10
-9 na biyu
1 picosecond = 10
-12 na biyu
1 femtosecond = 10
-15 na biyu
Saboda haka, babban bambanci tsakanin nanosecond Laser, picosecond Laser da femtosecond Laser ya ta'allaka ne a cikin tsawon lokacinsu.
Ma'anar utlrafast LaserDa dadewa, mutane sun yi ƙoƙarin yin amfani da Laser don yin micromachining. Duk da haka, tun da Laser na gargajiya yana da tsayin bugun bugun jini da ƙananan ƙarfin laser, kayan da za a sarrafa suna da sauƙin narkewa da ci gaba da ƙazanta. Ko da yake Laser katako za a iya mayar da hankali a cikin sosai kananan Laser tabo, zafi tasiri ga kayan ne quite babban, wanda ya iyakance daidai da aiki. Kawai rage tasirin zafi zai iya inganta ingancin aiki.
Amma lokacin da ultrafast Laser ke aiki akan kayan, tasirin aiki yana da babban canji. Yayin da kuzarin bugun jini ke ƙaruwa sosai, ƙarfin ƙarfin ƙarfin yana da ƙarfi isa ya lalata kayan lantarki na waje. Tun da yake hulɗar da ke tsakanin ultrafast laser da kayan ya kasance takaice, ion an riga an shafe shi a kan kayan abu kafin ya isar da makamashi zuwa kayan da ke kewaye, don haka ba za a kawo tasirin zafi ga kayan da ke kewaye ba. Saboda haka, ultrafast Laser aiki kuma aka sani da sanyi aiki.
Akwai aikace-aikace iri-iri na ultrafast Laser a cikin samar da masana'antu. A ƙasa za mu ambaci sunayen kaɗan:
1.Haka ramiA cikin ƙirar allon kewayawa, mutane sun fara amfani da tushe na yumbu don maye gurbin tushen filastik na gargajiya don gane ingantaccen yanayin zafi. Don haɗa kayan aikin lantarki, dubban μm matakin ƙananan ramuka suna buƙatar hakowa akan allo. Sabili da haka, don kiyaye tushen tushe ba tare da tsoma baki ba ta hanyar shigar da zafi yayin hako rami ya zama mahimmanci. Kuma picosecond lase shine manufa kayan aiki.
Laser na Picosecond yana gane hakowa ta hanyar rawar wasan motsa jiki kuma yana kiyaye daidaiton ramin. Baya ga allon kewayawa, picosecond Laser kuma ana amfani da shi don yin hakowa mai inganci akan fim ɗin filastik, semiconductor, fim ɗin ƙarfe da sapphire.
2.Rubutu da yankewaAna iya samar da layi ta hanyar ci gaba da dubawa don rufe bugun bugun laser. Wannan yana buƙatar babban adadin dubawa don shiga zurfi cikin tukwane har sai layin ya kai 1/6 na kauri. Sa'an nan kuma keɓe kowane nau'i ɗaya daga tushen yumbu tare da waɗannan layin. Irin wannan rabuwa ana kiransa rubutu.
Wata hanyar rabuwa ita ce pulse laser ablation yankan. Yana buƙatar zubar da kayan har sai an yanke kayan gaba ɗaya.
Don rubutun da ke sama da yanke, picosecond Laser da nanosecond Laser sune mafi kyawun zaɓi.
3. Cire suturaWani micromachining aikace-aikace na ultrafast Laser ne shafi kau. Wannan yana nufin daidai cire abin rufe fuska ba tare da lahani ko ɗan lalata kayan tushe ba. Ablation na iya zama layukan mitoci masu faɗi da yawa ko babban sikeli na santimita murabba'i da yawa. Tun da nisa na sutura ya fi ƙanƙanta fiye da nisa na ablation, zafi ba zai canza zuwa gefe ba. Wannan ya sa nanosecond Laser ya dace sosai.
Ultrafast Laser yana da babban yuwuwar da kuma makoma mai ban sha'awa. Yana fasalta babu buƙatar aiwatarwa da ake buƙata, sauƙi na haɗin kai, ingantaccen aiki mai girma, ƙarancin amfani da kayan aiki, ƙarancin gurɓataccen muhalli. An yi amfani da shi sosai a cikin mota, kayan lantarki, kayan aiki, masana'antar injina, da sauransu.. Don kiyaye laser ultrafast yana gudana daidai a cikin dogon lokaci, dole ne a kiyaye zafinsa da kyau. S&A Teyu CWUP jerinšaukuwa ruwa chillers Suna da kyau sosai don sanyaya laser ultrafast har zuwa 30W. Waɗannan raka'o'in chiller Laser sun ƙunshi babban matakin madaidaicin ± 0.1 ℃ da goyan bayan aikin sadarwa na Modbus 485. Tare da bututun da aka tsara yadda ya kamata, damar samar da kumfa ya zama siriri sosai, wanda ke rage tasirin tasirin laser ultrafast.