Mgbado ọkụ Laser Beam
Ịgbado ọkụ Laser bụ usoro ịgbado ọkụ dị elu na nke zuru oke na-eji ọkụ ọkụ laser dị elu dị ka isi iyi ọkụ ya. Enwere ike ịme ịgbado ọkụ site n'ibe laser na-aga n'ihu ma ọ bụ pulsed. Dị ka ụkpụrụ nke laser ịgbado ọkụ, usoro nwere ike ọzọ kewara abụọ: okpomọkụ conduction ịgbado ọkụ na laser miri ịgbado ọkụ. Njupụta ike n'okpuru 104 ~ 105 W / cm2 na-ezo aka na ịgbado ọkụ ọkụ. N'oge ahụ, penetration omimi bụ nke na-emighị emi na ngwa ngwa ịgbado ọkụ ọsọ; mgbe ike njupụta dị ukwuu karịa 105 ~ 107W / cm2, n'okpuru okpomọkụ edinam, metal elu na-ewe ezumike n'ime "oghere" anya na-etolite miri penetration ịgbado ọkụ.
atụmatụ
Akụkụ nke ọsọ ịgbado ọkụ ngwa ngwa yana oke akụkụ buru ibu
Ịgbado ọkụ laser n'ozuzu na-eji eriri laser na-aga n'ihu iji mechaa njikọ nke ihe. Usoro anụ ahụ metallurgical yiri nke ahụ na ịgbado ọkụ elektrọn, ya bụ, usoro ntụgharị ike na-emecha site na nhazi “isi oghere”.
N'okpuru irradiation laser dị elu zuru oke, ihe ahụ na-ekpochapụ ma mepụta obere oghere. Obere oghere a jupụtara na uzuoku dị ka ahụ ojii, na-amịkọrọ ihe fọrọ nke nta ka ọ bụrụ ike niile nke ọkụ ọkụ ahụ merenụ. Okpomọkụ dị n'ime oghere dị ihe dịka 2500C. A na-ebufe ọkụ ahụ site na mgbidi dị n'èzí nke oghere dị elu, na-agbaze ígwè gbara gburugburu oghere ahụ. Obere oghere na-ejupụta na uzuoku dị elu nke na-emepụta site na ikuku na-aga n'ihu nke ihe mgbidi n'okpuru ọkụ ọkụ.
Mgbidi 4 nke obere oghere gbara gburugburu igwe a wụrụ awụ na mmiri mmiri na-agba gburugburu ihe siri ike. (Na ọtụtụ omenala ịgbado ọkụ Filiks na laser conduction ịgbado ọkụ, ike bụ 1st (Deposited na n'elu nke workpiece, mgbe ahụ na-ebuga n'ime site na-ebufe). The Liquid eruba n'èzí oghere mgbidi na elu esemokwu nke mgbidi oyi akwa na-ekwekọ na uzuoku mgbali nọgidere na-eme na oghere oghere ma nọgide na-enwe ike itule. The ìhè doo na-aga n'ihu na-abanye n'ime obere oghere, na ihe na-aga n'ihu na-esi na obere oghere. oghere na-adị mgbe niile na ọnọdụ siri ike nke eruba.
Ya bụ, obere oghere ahụ na ọla a wụrụ awụ nke gbara oghere ahụ ga-eji ọsọ na-aga n'ihu na-ebu ụzọ na-aga n'ihu. Ígwè ahụ a wụrụ awụ na-ejupụta oghere nke obere oghere ahụ hapụrụ wee kpoo ya, wee mepụta weld ahụ. Usoro niile a dị n'elu na-eme ngwa ngwa nke na ọsọ ịgbado ọkụ nwere ike iru ọtụtụ mita n'otu nkeji.
1. Ịgbado ọkụ laser bụ ngwakọta ịgbado ọkụ, nke na-eji eriri laser dị ka isi iyi ike ma na-emetụta nkwonkwo welded.
2. Enwere ike iduzi eriri laser site na ihe ngwa anya dị larịị (dị ka enyo), mgbe ahụ, a na-atụba osisi ahụ n'elu seam weld nwere ihe na-atụgharị uche ma ọ bụ oghere.
3. Mgbado ọkụ laser bụ ịgbado ọkụ na-abụghị kọntaktị. Enweghị nrụgide a chọrọ n'oge a na-arụ ọrụ, mana gas inert dị mkpa iji gbochie oxidation nke ọdọ mmiri a wụrụ awụ. A na-eji ígwè eme ihe mgbe ụfọdụ.
4. Enwere ike ijikọ ịgbado ọkụ laser na MIG ịgbado ọkụ na-etolite laser MIG mejupụtara ịgbado ọkụ iji nweta nnukwu penetration ịgbado ọkụ, ebe okpomọkụ ntinye na-ukwuu ebelata tụnyere MIG ịgbado ọkụ.
ngwa
A na-eji igwe ịgbado ọkụ laser eme ihe n'ọtụtụ ebe n'ichepụta ihe dị elu dị ka ụgbọ ala, ụgbọ mmiri, ụgbọ elu, na ụgbọ okporo ígwè dị elu. O mere ka ndụ ndị mmadụ dịkwuo mma ma kwalitekwa ụlọ ọrụ ngwa ngwa n'ime injinia nkenke.
Plasma arc
Plasma arc welding na-ezo aka na usoro ịgbado ọkụ nke na-eji arc arc nwere ike dị elu dị ka isi iyi ọkụ ịgbado ọkụ. N'oge ịgbado ọkụ, ion gas (akpụ a ion arc) na ihe mkpuchi gas (iji chebe ọdọ mmiri a wụrụ awụ na ịgbado ọkụ site na-emerụ mmetụta nke ikuku) bụ ọcha argon. Eletrọd ndị a na-eji na ịgbado ọkụ plasma na-abụkarị tungsten electrodes na mgbe ụfọdụ ọ dị mkpa ka ejupụta na igwe ( waya ịgbado ọkụ). N'ozuzu, a na-anabata usoro njikọ dị mma nke DC (a na-ejikọta mkpanaka tungsten na electrode ọjọọ). Ya mere, ịgbado ọkụ plasma arc bụ n'ezie ịgbado ọkụ tungsten gas nwere mmetụta mkpakọ.
Plasma arc ịgbado ọkụ nwere njiri mara nke itinye uche ike, nrụpụta dị elu, ọsọ ịgbado ọkụ ngwa ngwa, obere nrụrụ mgbakasị ahụ, na ikewapụ ọkụ eletrik kwụsiri ike, ma dabara adaba maka ịgbado efere dị mkpa na ihe igbe. Ọ dabara nke ọma maka ihe dị iche iche refractory, dị mfe oxidized, na ihe igwe na-ekpo ọkụ (dị ka tungsten, molybdenum, ọla kọpa, nickel, titanium, wdg).
A na-ekewa gas ahụ site na ikpo ọkụ nke arc ma na-ejikọta ya mgbe ọ na-agafe na mmiri mmiri na-ekpo ọkụ na-agba ọsọ ọsọ, na-amụba ike ike na ogo nke nkwụsịtụ, na-eme ka plasma arc. Nkwụsi ike ya, uru calorific, na okpomọkụ dị elu karịa arc izugbe, ya mere ọ nwere nnukwu ntinye na ịgbado ọkụ. Gas na-akpụ arc plasma na gas na-echebe gburugburu ya na-ejikarị argon dị ọcha. Dabere na ihe onwunwe nke ọrụ dị iche iche, ụfọdụ na-eji helium, nitrogen, argon, ma ọ bụ ngwakọta nke abụọ.
atụmatụ
1. Micro-beam plasma arc ịgbado ọkụ nwere ike weld foils na mkpa efere.
2. Na a obere oghere mmetụta, ọ pụrụ mma ịghọta otu-kwadoro ịgbado ọkụ na abụọ-kwadoro free akpụ.
3. Plasma arc nwere ike ike dị elu, okpomọkụ dị elu nke kọlụm, na ike ntinye ike. Ọ nwere ike iru 10-12mm oké ígwè na-enweghị bevel ịgbado ọkụ. Enwere ike ijikọ ya site na nhazi ihu abụọ n'otu oge. Ọsọ ịgbado ọkụ na-adị ngwa ngwa, nrụpụta dị elu, na nrụrụ nrụgide dị ntakịrị.
4. Ngwá ọrụ ahụ dị mgbagwoju anya, oriri gas dị ukwuu, ìgwè ahụ nwere ihe ndị siri ike chọrọ na nkwụsị na ịdị ọcha nke workpiece, ọ dịkwa mma maka ịgbado ọkụ n'ime ụlọ.
ngwa
Plasma ịgbado ọkụ bụ ụzọ dị mkpa na mmepụta ụlọ ọrụ, karịsịa maka ịgbado ọkụ ọla kọpa na ọla kọpa alloy, titanium na titanium alloy, alloy ígwè, igwe anaghị agba nchara, molybdenum, na ndị ọzọ aerospace ọla, nke a na-eji na agha na ndị ọzọ ọnwụ ọnụ ụlọ ọrụ, dị ka mmepụta nke ụfọdụ ụdị ngwa agha shei mere site titanium alloy na akụkụ na obere akpa ikuku.
Ọnụ ego, mmezi na arụmọrụ arụ ọrụ
Ụfọdụ ihe metụtara atụnyere nhọrọ nke teknụzụ n'etiti ịgbado ọkụ laser na ịgbado ọkụ plasma maka ngwa ụlọ ọrụ gụnyere ọnụ ahịa, mmezi, na arụmọrụ arụmọrụ.
Nyocha ọnụahịa
Ịgbado ọkụ laser chọrọ itinye ego mbụ dị elu ebe ọ bụ na akụrụngwa gbagwojuru anya ma e jiri ya tụnyere ịgbado ọkụ plasma. The uru nke general ulo oru laser ịgbado ọkụ usoro na-emekarị ranges elu nke $200,000, ebe sistemu ịgbado ọkụ plasma na-akwụ ụgwọ ebe dị iche iche $10,000 ka $50,000. Otú ọ dị, LBW nwere ikike maka nnukwu ego nchekwa ogologo oge na-enye ekele maka ọnụ ọgụgụ nhazi dị elu yana obere mmecha post-weld chọrọ. Ịgbado ọkụ Plasma nwere ike ịnwe ọnụ ahịa erimeri dị elu maka ịrụ ọrụ na-aga n'ihu.
Achọrọ nlekọta
N'ihi na akụkụ ndị a na-eri eri, dị ka electrodes na gas nozzles, na-aka nká ugboro ugboro, usoro ịgbado ọkụ plasma na-achọkarị nlekọta ugboro ugboro. N'ụzọ dị iche, usoro ịgbado ọkụ laser chọrọ ihe eji eme ihe ole na ole, mana ngwa anya ha na isi iyi laser chọrọ nhicha na nhazigharị oge ụfọdụ. Mgbe edobere ya nke ọma, isi iyi laser nwere ike ịdịru ihe karịrị awa 20,000 na obere oge. Sistemụ Plasma, ọ bụ ezie na ọ dị mfe, nwere ike ịnwe nkwụsịtụ ugboro ugboro kemgbe ihe oriri na-eyi.
Arụmọrụ arụmọrụ
Usoro ịgbado ọkụ nke laser na-adị ngwa ngwa na nke ziri ezi karị, na-eru ọsọ dị elu dị ka mita 10 kwa nkeji na ihe ndị dị mkpa, ya mere ọ dị mma maka mmepụta oke. Ọ na-emepụtakwa mpaghara okpomọkụ emetụtara obere oge, ya mere na-enye mgbagha ihe dị ntakịrị, si otú a na-emeziwanye ogo ngwaahịa ahụ. Plasma ịgbado ọkụ na-arụ ọrụ nke ọma n'ihe ndị buru ibu, ọ bụ ezie na ọ na-eji nwayọọ nwayọọ na-agba ọsọ, na-achọkarị mmecha mmecha ọzọ iji hichaa welds, dị ka egweri.
Ọ bụ ezie na ịgbado ọkụ laser chọrọ ụgwọ ntinye ego dị elu n'ihu, arụmọrụ ya na obere mkpa maka mmezi na-enyekarị uru na-eri n'ime ogologo oge, ọkachasị maka ngwa chọrọ oke nkenke. Plasma arc ịgbado ọkụ ka dị mma maka obere mgbagwoju anya ọrụ yana obere arụmọrụ.
