An raba tsarin yanke haske zuwa:
1. Yanke vaporization:
Ƙarƙashin ɗumamar katako mai ƙarfi mai ƙarfi na Laser, yanayin zafin jiki na kayan yana tashi da sauri zuwa yanayin zafi mai zafi, wanda ya isa don guje wa narkewar da ke haifar da haɓakar thermal. A sakamakon haka, wasu daga cikin kayan sun yi tururi sun ɓace, yayin da wasu kuma ana hura su kamar ejecta daga kasan yankan ta hanyar kwararar iskar gas.
2. Yanke narkewa:
Lokacin da ƙarfin ƙarfin abin da ya faru Laser katako ya zarce wani ƙima, kayan da ke cikin ma'aunin hasken haske ya fara ƙafewa, suna kafa ramuka. Da zarar an sami wannan ƙaramin rami, zai zama kamar baƙar fata don ɗaukar dukkan ƙarfin wutar lantarki. Ƙananan ramin yana kewaye da bangon ƙarfe da aka narkar da shi, sa'an nan kuma wani coaxial na motsa jiki na karin iska tare da katako yana dauke da narkakkar kayan da ke kewaye da ramin. Kamar yadda workpiece ke motsawa, ƙaramin rami synchronously yana motsawa a kwance a cikin jagorar yanke don samar da suturar yanke. Laser katako yana ci gaba da haskakawa tare da gefen gaba na wannan kabu, kuma abin da ya narke yana ci gaba da jujjuyawa daga cikin kabu.
3. Yanke narkewar Oxidation:
Narke yankan gabaɗaya yana amfani da iskar gas mara ƙarfi. Idan an yi amfani da iskar oxygen ko wasu iskar gas mai aiki a maimakon haka, kayan suna kunnawa a ƙarƙashin iska mai iska na katako na Laser, kuma wani mummunan tasirin sinadari yana faruwa tare da oxygen don samar da wani tushen zafi, wanda ake kira yankan narkewa. Takamammen bayanin shine kamar haka:
(1) Fuskar kayan yana da sauri mai zafi zuwa zafin jiki na ƙonewa a ƙarƙashin hasken wuta na laser, sa'an nan kuma ya fuskanci mummunar konewa tare da iskar oxygen, yana sakewa mai yawa zafi. A karkashin aikin wannan zafi, ƙananan ramuka da aka cika da tururi suna samuwa a cikin kayan, kewaye da ganuwar da aka narke.
(2) Canja wurin abubuwan konewa cikin slag yana sarrafa adadin konewar iskar oxygen da ƙarfe, yayin da saurin da iskar oxygen ke yaɗuwa ta cikin slag don isa gaban ƙonewa shima yana da tasiri sosai akan ƙimar konewa. Mafi girman adadin kwararar iskar oxygen, da sauri da saurin sinadarai na konewa da ƙimar cire slag. Tabbas, mafi girman adadin iskar iskar oxygen, mafi kyau, saboda da sauri saurin gudu na iya haifar da saurin sanyaya samfuran dauki, wato karfe oxides, a fitowar yanke kabu, wanda kuma yana cutar da ingancin yanke.
(3) Babu shakka, akwai hanyoyin zafi guda biyu a cikin aiwatar da yankan narkewar iskar shaka, wato makamashin hasken wutar lantarki na Laser da makamashin thermal da ake samu ta hanyar sinadarai tsakanin oxygen da karfe. An kiyasta cewa zafin da aka fitar ta hanyar iskar oxygen da aka yi yayin yankan karfe yana da kusan kashi 60% na adadin kuzarin da ake buƙata don yankan. A bayyane yake cewa yin amfani da iskar oxygen a matsayin iskar gas mai taimako na iya samun babban saurin yankewa idan aka kwatanta da iskar gas.
(4) A cikin tsarin yankan narkewar iskar oxygen tare da tushen zafi guda biyu, idan saurin konewa na iskar oxygen ya fi saurin motsi na katako na Laser, sabon kabu ya bayyana fadi da m. Idan gudun motsin katako na Laser ya fi saurin konewa na iskar oxygen, tsagawar da aka samu zai zama kunkuntar da santsi. [1]
4. Sarrafa yanke karaya:
Don gaggautsa kayan da ke da haɗari ga lalacewar thermal, babban sauri da kuma yankewa mai sarrafawa ta hanyar dumama katako na Laser ana kiransa yanke karaya mai sarrafawa. Babban abin da ke cikin wannan tsarin yanke shi ne don zafi da ƙaramin yanki na kayan da ba a taɓa gani ba tare da katako na laser, yana haifar da babban zafin jiki mai zafi da kuma nakasar injiniya mai tsanani a cikin wannan yanki, wanda ya haifar da raguwa a cikin kayan. Muddin ana kiyaye madaidaicin dumama gradient, katako na Laser zai iya jagorantar fasa don faruwa a kowace hanyar da ake so.
Lokacin aikawa: Satumba-09-2025
