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Laser welding, byonna obimanyi ebikwata ku 'gas'?

Views: 0     Omuwandiisi: Omuwandiisi w'omukutu Publish Time: 2021-12-01 Origin: Ekibanja

Buuza .

Ofunye obuzibu bwonna obw’okuweta ng’okufuumuuka okunene mu kiseera ky’okuweta, okutondebwa mu ngeri etalabika bulungi, n’obutuli bungi oluvannyuma lw’okuweta? Bw’oba ​​okyalowooza oba nga kiva ku kizibu kya laser welding process parameter settings, omanya nti enkozesa entuufu eya welding shielding gas nayo nsonga nkulu ekosa weld okutondebwa n’okukola. Okulonda ggaasi esinga obulungi ey’okuziyiza okuweta mu butuufu kitereeza omutindo gw’okuweta n’engeri ennungi.

Okuva welding shielding gas kikulu nnyo, kale: omulimu gwa shielding gas guli gutya? Olonda otya ekika kya ggaasi akuuma? Omukka oguziyiza gulina kufuuwa gutya mu kiseera ky’okuweta? Ekiddako, Hangao Tech (Seko Machinery) egenda kuleetera buli muntu okumanya ebisingawo.

Omulimu gwa ggaasi akuuma .

Mu layisi okuweta, omukka oguziyiza gujja kukosa okutondebwa kwa weld, omutindo gwa weld, obuziba bw’okuyingira mu weld n’obugazi bw’okuyingira. Emirundi egisinga, okufuuwa omukka oguziyiza kijja kubaako ekirungi kye kikola ku weld, naye era kiyinza okuleeta okwonooneka. Jjangu unfavorable effect.

Ebirungi ebivaamu .

1) okufuuwa omukka omutuufu ogw’okuziyiza kijja kukuuma bulungi ekidiba kya weld okukendeeza oba n’okwewala oxidation;

2) okufuuwa okutuufu kwa ggaasi ezikuuma kuyinza okukendeeza obulungi ku spatter ekolebwa mu nkola ya welding;

3) Okufuuwa omukka omutuufu ogw’okuziyiza kuyinza okutumbula okusaasaana okw’enjawulo okw’ekidiba kya weld mu kiseera ky’okunyweza, olwo weld n’ekolebwa mu ngeri y’emu era ennungi;

4) okufuuwa okutuufu kwa ggaasi eziyiza kuyinza okukendeeza obulungi ku nkola y’okuziyiza kw’ekire ky’omukka oba ekire kya pulasima ku layisi, n’okwongera ku muwendo gw’okukozesa obulungi layisi;

5) Okufuuwa omukka omutuufu ogw’omukka oguziyiza kuyinza okukendeeza obulungi ku buziba bw’omusono gw’okuweta.

Kasita ekika kya ggaasi, omuwendo gwa ggaasi, n’enkola y’okufuuwa birondeddwa bulungi, ekikolwa ekyetaagisa kisobola okufunibwa.

Naye, okukozesa obubi omukka ogukuuma nagwo kijja kuba n’akakwate akabi ku welding .

1) Okufuuwa omukka mu ngeri enkyamu kiyinza okuleeta okwonooneka kwa weld:

1 Okulonda ekika kya ggaasi ekikyamu kiyinza okuleeta enjatika mu weld, era kiyinza n’okuleetera ebyuma bya weld okukendeera;

2 Okulonda omuwendo gw’okukulukuta kw’omukka omukyamu kiyinza okuleeta okufuuka okw’amaanyi ennyo okw’okwokya weld (oba okukulukuta kuba kunene nnyo oba kutono nnyo), era kuyinza n’okuleetera ekyuma kya weld pool okutaataaganyizibwa ennyo amaanyi ag’ebweru era ne kireetera weld okugwa oba okukola obutafaanagana;

3 Okulonda enkola enkyamu ey’okufuuwa omukka kijja kuleetera omusono gw’okuweta okulemererwa okutuuka ku kikolwa ky’obukuumi oba wadde nga mu bukulu tewali kiziyiza oba kibeere n’akakwate akabi ku kutondeka omusono gw’okuweta;

2) Okufuuwa mu ggaasi ekuuma kijja kubaako kye kikola ku kuyingira mu weld, naddala nga welding thin plates, kijja kukendeeza ku weld okuyingira.

Ebika bya ggaasi akuuma .

Ebintu ebitera okukozesebwa nga biziyiza okuweta layisi okusinga mulimu N2, AR, HE, era eby’obutonde byabwe eby’omubiri n’eby’eddagala bya njawulo, era n’olwekyo ebikolwa byabwe ku weld nabyo bya njawulo.

Nayitrojeni N2 .

Bbeeyi y’esinga obuseere, naye tesaanira kuweta ebyuma ebimu ebitali bimenyamenya. Amasoboza ga ionization aga N2 ga kigero, ga waggulu okusinga aga AR ate nga ga wansi okusinga aga he. Wansi w’ekikolwa kya layisi, diguli ya ionization eri wakati, ekiyinza okukendeeza ku kutondebwa kw’ekire kya pulasima n’okwongera ku muwendo gw’okukozesa layisi. Nayitrojeni asobola okukolagana mu kemiko n’ekyuma kya aluminiyamu ne kaboni ku bbugumu eritali limu okukola nitrides, ekijja okwongera ku brittleness ya weld, okukendeeza ku bugumu, n’okubeera n’akakwate akasinga obunene ku nkola z’ebyuma ez’ekiyungo kya weld. N’olwekyo, tekiba kirungi kukozesa nayitrojeni. Aluminium alloy ne carbon steel welds zikuumibwa.

Nitride ekolebwa ensengekera y’eddagala wakati wa nayitrojeni n’ekyuma ekitali kizimbulukuse esobola okwongera ku maanyi g’ekiyungo kya weld, ekijja okuyamba okulongoosa enkola y’ebyuma bya weld. N’olwekyo, nayitrojeni asobola okukozesebwa ng’omukka oguziyiza ng’oweta ekyuma ekitali kizimbulukuse.

ARGON AR .

Bbeeyi ya buseere, density eri waggulu, ate protection effect esinga. Kungulu w’ekintu ekiweweeza (weldment) kiweweevu okusinga omukka gwa heliyamu, naye gusobola okukwatibwa ekyuma ekiyitibwa ‘high-temperature metal plasma ionization’. okulemesa ennyo. Amasoboza ga ionization ga AR matono nnyo, era diguli ya ionization eri waggulu wansi w’ekikolwa kya layisi, ekitali kiyamba kufuga kutondebwa kwa kire kya pulasima, era kijja kuba n’akakwate akamu ku nkozesa ennungi eya layisi. Naye, emirimu gya AR mutono nnyo era kizibu okukwatagana mu ngeri y’eddagala n’ebyuma ebya bulijjo. Ebisale bya AR si bingi. Okugatta ku ekyo, density ya AR eri waggulu, eky’omugaso okubbira waggulu mu weld pool, era esobola okukuuma obulungi weld pool, kale esobola okukozesebwa nga conventional shielding gas.

helium .

Ebbeeyi esinga kuba ya bbeeyi, naye effect y’esinga, layisi esobole okuyita butereevu n’etuuka ku ngulu w’ekintu ky’okola nga tezibiddwa. Amasoboza ga ionization aga he is the highest, era degree ya ionization eri wansi nnyo wansi w’ekikolwa kya laser, ekiyinza okufuga obulungi okutondebwa kw’ekire kya plasma. Layiza esobola okukola ku kyuma bulungi nnyo, era emirimu gya he is very low, era okusinga tekikolagana mu kemiko na kyuma. Ye ggaasi ennungi ekuuma emisono gy’okuweta, naye ssente z’okugifunamu ssente nnyingi nnyo. Okutwalira awamu, ebintu ebikolebwa mu bungi tebijja kukozesa ggaasi ono. Okutwalira awamu akozesebwa mu kunoonyereza kwa ssaayansi oba ebintu ebirina omugaso ogw’amaanyi ennyo.

Hangao Tech (Seko Machinery) alina obumanyirivu obusoba mu myaka 20 mu Stainless Steel Industrial Pipe Production Line Tube Making Ebyuma ebikola amakolero. Ttiimu ya R&D enkuze n’abakugu mu kukungaana bagenda kukola full range of debugging and repeated verification ku buli layini y’okufulumya nga tebannaba kusindika, basobole okulinnyisa ebyuma. Kkomya obulungi n’okukendeeza ku buzibu bw’okuteekebwako oluvannyuma n’okulongoosa bakasitoma.

Ebikwatagana Products .

Buli ttanka y’okumaliriza lw’eyiringisibwa, erina okuyita mu nkola y’okulongoosa eddagala. TA Okukakasa nti omulimu gwa payipu y’ekyuma gutuukiriza ebisaanyizo eby’ekikugu. n’okuwa omusingo gw’okukola oba okukozesa oluvannyuma lw’enkola. Bright solution treatment process of ultra-long seamless steel pipe bulijjo ebadde kizibu mu mulimu guno.

Ebyuma by’ekikoomi eby’amasannyalaze eby’ennono binene,ebibikka ekitundu ekinene, bikozesa amaanyi mangi n’okukozesa omukka omunene, n’olwekyo kizibu okutegeera enkola ya solution eyakaayakana. Oluvannyuma lw’emyaka mingi nga bakola nnyo n’okukulaakulana mu ngeri ey’obuyiiya, okukozesa tekinologiya ow’omulembe ow’okufumbisa ow’omulembe n’amasannyalaze ga DSP. Okufuga obulungi ebbugumu ly’ebbugumu okukakasa nti ebbugumu lifugibwa munda mu T2C,okugonjoola ekizibu ky’eby’ekikugu eky’okufuga ebbugumu ly’okufumbisa okutali kutuufu okutali kutuufu. Payipu y'ekyuma ekibuguma enyogozeddwa 'heat conduction'mu tunnel ey'enjawulo eggaddwa nga eggaddwa, ekendeeza nnyo ku ggaasi ekozesebwa era nga esinga kukwata ku butonde bw'ensi.
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