Mgbado ọkụ laserbụ otu n'ime akụkụ dị mkpa nke ngwa nke teknụzụ nhazi ihe nhazi laser.A na-eji ya eme ihe maka ịgbado ihe ndị nwere mgbidi dị obere yana ịgbado ọkụ dị obere.Usoro ịgbado ọkụ bụ nke ụdị conduction okpomọkụ, ya bụ, laser radieshon na-ekpo ọkụ n'elu nke workpiece, na elu okpomọkụ na-agbasa n'ime n'ime site okpomọkụ conduction.Site n'ịchịkwa parampat dị ka obosara, ike, ike kacha elu na ugboro ugboro ugboro nke laser usu, The workpiece agbazekwa na-etolite a kpọmkwem gbazere ọdọ mmiri.A na-ejikarị eme ihe n'ichepụta igwe, ikuku ikuku, ụlọ ọrụ ụgbọ ala, metallurgy ntụ ntụ, ụlọ ọrụ microelectronics biomedical na mpaghara ndị ọzọ.
Site na uto mgbawa nke ụgbọ ala ume ọhụrụ, mgbasawanye nke nrụpụta batrị ike emeela ka uto nke ịgbado ọkụ laser.Kemgbe ọkara nke abụọ nke 2018, ịgbado ọkụ laser ejirila nke nta nke nta nweta ewu ewu, wee bụrụ ebe na-egbuke egbuke n'ahịa ịgbado ọkụ laser na ọkara mbụ nke afọ a.Na ugbu a teknuzu larịị na ngwa ndapụta nkeịgbado ọkụ laser ejiri aka, o yikarịrị ka ọ ga-anọchi igwe ịgbado ọkụ TIG ọdịnala (argon arc welding) ahịa.
N'afọ adịbeghị anya,eriri lasersenweela ọganihu dị ukwuu, uru ha na-agụnye gụnyere: elu fotoelectric mgbanwe ọnụego, ọkụ ọkụ ngwa ngwa, mgbanwe dị mma, ike mgbochi nnyonye anya ike, ọnụ ala, ogologo ndụ, mmezi-free, mmezi-free, elu kwụsie ike, obere size, Aka -Ejide laser ịgbado ọkụ akụrụngwa iji eriri lasers nwekwara nke nta nke nta mepụtara.
Mgbado ọkụ laserna-achọ elu mgbakọ nkenke nke workpiece, na weld onuete na-adịkarị mfe ntụpọ.Iji dozie nsogbu a, onye nrụpụta na-ezo aka na ngwa ịgbado ọkụ laser nke ụgbọ elu pụrụ iche iji mepụta ngwa ịgbado ọkụ laser ejiri aka nwere ebe na-efegharị.The laser dị n'ụdị "8" ma ọ bụ "0" ụdị swing nwere ike ibelata mgbakọ ziri ezi nke workpiece ma dịkwuo ịgbado ọkụ penetration Mgbe usoro nke njikarịcha na mma, ugbu a nkịtị nkịtị laser ịgbado ọkụ akụrụngwa nwere ike nke 0,5. -1.5KW, na size na arọ nke ngwá bụ Ẹkot argon arc ịgbado ọkụ igwe, nke nwere ike weld metal efere nke 3mm ma ọ bụ ihe na-erughị. emepụta nwere integrated akpaka waya nri ngwaọrụ na ndabere nke laser ịgbado ọkụ, na mepụtara aka-ejide laser waya-ejuputa ịgbado ọkụ akụrụngwa nke nwere ike na-akpaghị aka na-eri nri wires, nke ihu ọma na-egbo mkpa nke mkpa metal efere n'okpuru 4m The ịgbado ọkụ nwere ike ihu ọma dochie na karịrị 4m. argon arc welding, ghọta oke ọsọ, ntinye ọkụ dị ala, obere nrụrụ, ịgbado ọkụ nchekwa gburugburu ebe obibi dị ọnụ ala, na ọnụ ahịa nrụpụta dị ala karịa nke argon arc welding un'okpuru otu ọnọdụ.
Mgbe ọ na-arụ ọrụ, isi igwe eji agbado ọkụ nwere obosara nyocha, na dayameta ntụpọ ya dị ntakịrị, yabụ mgbe a na-agbado ya, ọ na-eji ahịrị enyocha site n'otu ebe gaa n'ọzọ n'ahịrị, si otú ahụ na-etolite bead weld.Tụnyere igwe ịgbado ọkụ nke ọdịnala ọdịnala, ọsọ ịgbado ọkụ nke ịgbado ọkụ laser aka ga-adị ngwa ngwa, usoro ịgbado ọkụ nke otu agba na-ekpebi na ọ dabara adaba maka ịgbado ọkụ nke oke ogologo ogologo ogologo.
Na igwe ịgbado ọkụ laser ejiri aka na-ewe obere ohere, a na-ejikarịkwa isi ya dị iche iche.Dị ka mkpa dị iche iche nke metal akụkụ dị ka mpụga ịgbado ọkụ, esịtidem ịgbado ọkụ, nri-n'akuku ịgbado ọkụ, warara ihu ịgbado ọkụ, na nnukwu ntụpọ ịgbado ọkụ, dị iche iche agbado agbado isi ndị dị iche iche nwere ike họrọ.Ngwaahịa ndị nwere ike ịgbado dị iche iche, na ọdịdị ngwaahịa na-agbanwe agbanwe.Maka ụlọ ọrụ mmepụta ihe na-arụ ọrụ nhazi obere na ịgbado ọkụ na-enweghị nnukwu, igwe ịgbado ọkụ laser ejiri aka bụ nhọrọ kacha mma.
Dị iche iche metal ihe nwere dị iche iche agbaze ihe: ntọala nke ịgbado ọkụ parameters maka dị iche iche nke ịgbado ọkụ ihe dịtụ mgbagwoju anya, na thermophysical Njirimara nke ịgbado ọkụ ihe ga-egosi dị iche iche iche na okpomọkụ mgbanwe;ọnụego nnabata nke ụdị ihe dị iche iche maka laser ga-adịkwa iche na mgbanwe okpomọkụ na-egosi ọdịiche dị iche iche;nkwonkwo solder agbaze na structural evolushọn nke okpomọkụ-emetụta ebe n'oge siri ike nke weldment;ntụpọ nkwonkwo nke igwe ịgbado ọkụ laser na-ejide aka, mgbado ọkụ na-ekere òkè na nrụgide na nrụrụ ọkụ, wdg. Ma ihe kachasị mkpa bụ mmetụta nke ọdịiche dị na njirimara nke ihe ndị na-eme ka ọkpụkpụ na-arụ ọrụ na nnukwu macro na micro Properties nke weld.
Kedu ihe nwere ikeigwe ịgbado ọkụ laser ejiri akaweld?
1. igwe anaghị agba nchara
Igwe anaghị agba nchara nwere nnukwu ọnụọgụ nke mgbasawanye thermal, ọ na-adịkarịkwa ekpo oke ọkụ n'oge ịgbado ọkụ.Mgbe mpaghara okpomọkụ emetụtara dị ntakịrị, ọ ga-akpata nnukwu nsogbu nrụrụ.Otú ọ dị, okpomọkụ nke igwe ịgbado ọkụ laser ejiri aka na-emepụta n'oge usoro ịgbado ọkụ dum dị ala.N'ijikọta ya na ikuku thermal conductivity dị ntakịrị, enwere ike nweta ume ike dị elu na ịrụ ọrụ nke igwe anaghị agba nchara, nhazi nke ọma, dị nro na nke mara mma mgbe ịgbado ọkụ gasịrị.
2. Carbon ígwè
Enwere ike ịgbado nchara carbon nkịtị ozugbo site na ịgbado ọkụ laser ejiri aka, mmetụta ya na mgbado ọkụ igwe anaghị agba nchara, na mpaghara okpomọkụ emetụtara dị obere, mana mgbe ịgbado ọkụ na igwe carbon dị elu, okpomọkụ fọdụrụnụ dị oke elu, yabụ na ọ dị elu. ka dị mkpa iji weld tupu ịgbado ọkụ.Preheating na okpomọkụ nchekwa mgbe ịgbado ọkụ na-ebelata nchekasị na zere cracks.N'ebe a, anyị nwere ike ikwu banyere igwe ịgbado ọkụ oyi.Ọkara na elu carbon ígwè nwere ike welded ma ọ bụ rụzie na nwayo ọsọ na oyi welding na nkedo ígwè ịgbado ọkụ waya.N'ihe gbasara njikwa okpomọkụ, njikwa okpomọkụ, na njikwa okpomọkụ, igwe ịgbado ọkụ oyi nwere ike ịkụziri ịgbado ọkụ laser ejiri aka rụọ ọrụ nke ọma na ihe fọdụrụ na okpomọkụ mgbe ịgbado ọkụ.
3. anwụ ígwè
Ọ dị mma maka ịgbado ụdị dị iche iche nke nchara anwụ anwụ, na mmetụta ịgbado ọkụ dị ezigbo mma.
4. Aluminom na aluminom alloy
Aluminom na aluminom alloys bụ ihe na-egosipụta nke ọma, na porosity nwere ike ịpụta na ọdọ mmiri a wụrụ awụ ma ọ bụ na mgbọrọgwụ n'oge ịgbado ọkụ.Tụnyere ihe ndị gara aga metal ihe, aluminum na aluminum alloys nwere elu chọrọ maka parameters, ma ọ bụrụhaala na ahọrọ ịgbado ọkụ parameters kwesịrị ekwesị , weld seam na otu n'ibu Njirimara dị ka isi metal nwere ike nweta.
5. Ọla kọpa na ọla kọpa alloy
The thermal conductivity nke ọla kọpa dị nnọọ ike, na ọ dị mfe ime ka ezughị ezu penetration na ele mmadụ anya n'ihu fusion n'oge ịgbado ọkụ.Ọtụtụ mgbe, ihe ọla kọpa na-ekpo ọkụ n'oge usoro ịgbado ọkụ iji nyere aka ịgbado ọkụ.N'ebe a, anyị na-ekwu maka ihe ndị dị mkpa ọla kọpa.Aka-ejide laser ịgbado ọkụ nwere ike ozugbo ịgbado ọkụ, n'ihi na ya lekwasị ike na ngwa ngwa ịgbado ọkụ ọsọ, na-erughị emetụta elu thermal conductivity nke ọla kọpa.
6. Welding n'etiti dissimilar ihe
Enwere ike iji igwe ịgbado ọkụ laser ejiri aka mee n'etiti ọla dị iche iche dị iche iche, dị ka ọla kọpa-nickel, nickel-titanium, ọla kọpa-titanium, titanium-molybdenum, brass-ọla kọpa, obere carbon steel-ọla kọpa na ọla ndị ọzọ yiri ya.Enwere ike ịme ịgbado ọkụ laser n'okpuru ọnọdụ ọ bụla (gas ma ọ bụ okpomọkụ).
Igwe ịgbado ọkụ laser ejiri aka bụ ngwaahịa a na-ejikarị eme ihe na ụlọ ọrụ ịgbado ọkụ, ọkachasị n'ihi na ọ bụ ezie na akụrụngwa a dị oke ọnụ, ọ nwere ike ịchekwa ụgwọ ọrụ nke ọma.Ọnụ ego ọrụ nke welders dị oke ọnụ.Iji nke a Ngwaahịa na-edozi nsogbu nke iwere ndị welders dị oke ọnụ na nke siri ike.Ọzọkwa, igwe ịgbado ọkụ laser ejiri aka enwetala otuto otu puku kwuru puku ndị ahịa n'ihi ogologo ndụ ọrụ ya na obere ike oriri.
Ọ bụrụ na ịchọrọ ịmatakwu gbasara nhicha laser, ma ọ bụ chọọ ịzụta igwe nhicha laser kachasị mma maka gị, biko hapụ ozi na webụsaịtị anyị wee zitere anyị email ozugbo!
Oge nzipu: Dec-03-2022
