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ilaa 2004, 150+wadan 20000+ isticmaaleyaal

Sidee buu u shaqeeyaa gooyaha laser-ka?

.Waa maxay sababta laysarka loo isticmaalo goynta?

“LASER”, oo ah erey-soo-gaabin loogu talagalay Iftiinka Amplification by Stimulated Emission of Radiation, ayaa si weyn loogu isticmaalaa dhammaan qaybaha nolosha, marka laysarka lagu dhejiyo mashiinka goynta, wuxuu gaaraa mishiinka goynta oo leh xawaare sare, wasakh yar, isticmaalka yar, iyo aag yar oo kulaylku saameeyay.Isla mar ahaantaana, heerka beddelka photoelectric ee mishiinka goynta laser wuxuu noqon karaa mid aad u sarreeya laba jeer ka mashiinka goynta carbon dioxide, iyo dhererka iftiinka laser-ka fiberku waa 1070 nanometers, sidaas darteed wuxuu leeyahay heerka nuugista sare, taas oo ah faa'iido badan marka la jarayo taarikada birta khafiifka ah.Faa'iidooyinka goynta laysarka ayaa ka dhigaysa tignoolajiyada hormuudka u ah goynta birta, taas oo si weyn loogu isticmaalo warshadaynta iyo warshadaha wax soo saarka, kuwaas oo ah kuwa ugu caansan ee goynta birta, goynta garoonka baabuurta, iwm.

Sidee buu u shaqeeyaa laysarka gooya?

I. Mabaadi'da Habaynta Laser

Laydhka laysarka wuxuu diirada saarayaa meel iftiin leh dhexroor aad u yar (dhexroorka ugu yar wuxuu ka yarayn karaa 0.1mm).Madaxa goynta laser-ka, tamarta tamarta sare ee noocan oo kale ah waxay dhex mari doontaa muraayad gaar ah ama muraayad qaloocsan, oo ku soo boodaya jihooyin kala duwan, ugu dambeyntiina waxay ku soo ururineysaa shayga birta ah ee la gooyo.Meesha uu madaxa goynta laysarka ka gooyay, birta si degdeg ah ayay u dhalaalaysaa, u uumi u baxshaa, ama ay u gaadhaa meel shid ah.Birtu way uumi si ay u samaysato godadka, ka dibna hawo xawli sare leh ayaa lagu buufiyaa iyada oo la dhex marinayo bir coaxial ah oo leh alwaaxdii.Cadaadiska xooggan ee gaaskan, birta dareeraha ah ayaa la saaraa, oo sameysma meelo dillaac ah.

Mashiinnada goynta laser-ka waxay isticmaalaan indhaha iyo kontoroolka nambarada kumbuyuutarka (CNC) si ay u hagaan iftiinka ama walxaha, sida caadiga ah tallaabadani waxay isticmaashaa nidaamka xakamaynta dhaqdhaqaaqa si ay ula socdaan CNC ama code G ee qaabka in lagu gooyo walxaha, si loo gaaro jarista qaabab kala duwan .

II.Hababka ugu muhiimsan ee processing laser

1) Goynta dhalaalka leysarka

Goynta dhalaalidda leysarka waa in la isticmaalo tamarta iftiinka laysarka si loo kululeeyo loona dhalaaliyo walxaha birta ah, ka dibna lagu buufiyo gaaska aan oksaydhka ahayn (N2, Hawo, iwm.) iyada oo la dhex marinayo biinka coaxial oo leh alwaax, oo laga saaro birta dareeraha ah Caawinta cadaadiska gaaska xooggan si loo sameeyo tol goynta.

Goynta dhalaalka leysarka waxaa inta badan loo isticmaalaa in lagu gooyo walxaha aan oksaydhism-ka lahayn ama biraha fal-celiska ah sida birta aan-ka-soo-baxa lahayn, titanium-ka, aluminiumka iyo alwaaxdooda.

2) Laysarka ogsijiinta goynta

Mabda'a goynta oksijiinta laysarka waxay la mid tahay goynta oxyacetylene.Waxay isticmaashaa laysarka sida isha kulaylka ka hor iyo gaaska firfircoon sida ogsijiinta sida gaaska goynta.Dhinaca kale, gaaska la soo saaray wuxuu la falgalaa birta, taasoo dhalinaysa kulayl badan oo oksaydh ah. Kulaylkan ayaa ku filan inuu dhalaaliyo birta.Dhanka kale, oksaydhyada dhalaalay iyo birta dhalaalaysa ayaa laga afuufay aagga fal-celinta, taas oo abuuraysa gooyn birta ah.

Goynta oksijiinta laser waxaa inta badan loo isticmaalaa qalabka birta ah ee si fudud oksaydhisku ka samaysan yahay sida birta kaarboonka.Waxa kale oo loo isticmaali karaa habaynta birta iyo alaabta kale, laakiin qaybtu waa madow iyo qallafsanaan, kharashkuna wuu ka hooseeyaa kan goynta gaaska aan shaqayn.


Waqtiga boostada: Agoosto-15-2022
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