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Handheld laser tjheseletsa ho nka sebaka sa setso tjheseletsa mmaraka

Handheld laser tjheseletsa ho nka sebaka sa setso tjheseletsa mmaraka


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Ho chesoa ka laserke e 'ngoe ea likarolo tsa bohlokoa tsa ts'ebeliso ea thekenoloji ea laser process material process.E sebelisoa haholo-holo bakeng sa ho tjheseletsa lisebelisoa tse tšesaane tse nang le marako le ho cheselletsa ka lebelo le tlaase.Ts'ebetso ea welding ke ea mofuta oa conduction ea mocheso, ke hore, mahlaseli a laser a futhumatsa bokaholimo ba sesebelisoa, 'me mocheso o holim'a metsi o fetela ka hare ka ho tsamaisa mocheso.Ka ho laola li-parameter tse kang bophara, matla, matla a tlhōrō le ho pheta-pheta khafetsa ha laser pulse, The workpiece e qhibiliha ho etsa letamo le khethehileng le qhibilihisitsoeng.E sebelisoa haholo indastering ea ho etsa mechini, sefofane, indasteri ea likoloi, metallurgy ea phofo, indasteri ea biomedical microelectronics le likarolo tse ling.

1 

Ka kholo e phatlohang ea likoloi tse ncha tsa matla, katoloso ea tlhahiso ea betri ea matla e tsamaisitse kholo ea welding ea laser.Ho tloha halofo ea bobeli ea 2018, letsoho la laser welding butle-butle le fumane botumo, 'me e fetohile sebaka se khanyang' marakeng oa laser welding halofo ea pele ea selemo sena.Ka boemo ba hajoale ba tekheniki le maemo a ts'ebeliso eaho tjheseletsa laser ka letsoho, ho na le monyetla oa ho nkela sebaka sa 'maraka oa khale oa TIG welding (argon arc welding).

Lilemong tsa morao tjena,li-laser tsa fiberba entse tsoelo-pele e kholo, 'me melemo ea bona haholo-holo e kenyelletsa: tekanyo e phahameng ea ho fetola photoelectric, ho chesa mocheso ka potlako, ho fetoha habonolo, bokhoni bo matla ba ho thibela ho kena-kenana, litšenyehelo tse tlaase, bophelo bo bolelele, ho se lokisoe, ho se be le tlhokomelo, botsitso bo phahameng, boholo bo nyane, letsoho. -Thepa ea tjheseletsa ea laser e sebelisang fiber lasers le eona e tsoetse pele butle-butle.

Ho chesoa ka lasere hloka ho nepahala ha kopano e phahameng ea workpiece, 'me seam ea weld e atisa ho ba le mefokolo.Ho rarolla bothata bona, moqapi o bua ka lisebelisoa tsa laser welding tsa sefofane se khethehileng ho nts'etsapele lisebelisoa tsa letsoho tsa laser tse nang le sebaka se sothehileng.Laser e ka sebopeho sa "8" kapa "0" mofuta oa swing o ka fokotsa ho nepahala ha kopano ea sesebediswa sa mosebetsi le ho eketsa ho kenella ha tjheseletsa.Ka mor'a letoto la ho ntlafatsa le ho ntlafatsa, lisebelisoa tsa morao-rao tse sebelisoang ka letsoho tsa laser li na le matla a 0.5. -1.5KW, 'me boholo le boima ba lisebelisoa li lekana le mechine ea ho tjheseletsa ea argon arc, e khonang ho kenya lipoleiti tsa tšepe tsa 3mm kapa ka tlaase ho moo. bahlahisi ba kentse lisebelisoa tsa ho fepa ka terata ka mokhoa o itekanetseng motheong oa laser welding, 'me ba ntlafalitse lisebelisoa tsa ho tjheseletsa ka letsoho tsa laser wire-filling tse khonang ho fepa lithapo, tseo ha e le hantle li kopanang le litlhoko tsa lipoleiti tse tšesaane tsa tšepe tse ka tlase ho 4m. argon arc welding, hlokomela lebelo le phahameng, ho kenya mocheso o tlase, deformation e nyane, welding e theko e tlase ea ts'ireletso ea tikoloho, 'me litšenyehelo tsa tlhahiso li tlase ho feta tsa argon arc welding u.tlasa maemo a tshwanang.

2 

Ha e sebetsa, hlooho e tšoaroang ka letsoho ea mochine oa ho tjheseletsa e na le bophara ba ho hlahloba, 'me bophara ba eona bo nyenyane, kahoo ha ho cheselletsa, e hlahloba ho tloha sebakeng se seng ho ea ho se seng mola ka mola, kahoo e etsa sefaha sa weld.Ha ho bapisoa le mochine o tloaelehileng oa ho tjheseletsa o batang, lebelo la ho tjheseletsa la ho tjheseletsa ka letsoho la laser le tla potlaka, mme ts'ebetso ea ho tjheseletsa e le 'ngoe e etsa qeto ea hore e loketse haholo bakeng sa ho tjheseletsa ka bongata ba li-seams tse telele tse otlolohileng.

'Me mochini oa welding oa laser o tšoaroang ka letsoho o nka sebaka se senyenyane,' me hangata o na le mefuta e fapaneng ea lihlooho tse tšoaroang ka letsoho.Ho ea ka litlhoko tse fapaneng tsa likarolo tsa tšepe tse kang ho tjheseletsa ka ntle, ho tjheseletsa ka hare, ho tjheseletsa ka lehlakoreng le letona, ho tjheseletsa moqotetsane le sebaka se seholo sa welding, ho ka khethoa lihlooho tse fapaneng tse tšoaroang ka letsoho.Lihlahisoa tse ka chesetsoang li fapane, 'me sebopeho sa sehlahisoa se fetoha habonolo.Bakeng sa lithupelo tsa tlhahiso tse sebetsanang le ts'ebetso e nyane le li-welding tse seng tse kholo, mechini e ts'oaroang ka letsoho ea laser e hlile e le khetho e ntle ka ho fetisisa.

3 

Lisebelisoa tse fapaneng tsa tšepe li na le lintlha tse fapaneng tsa ho qhibiliha: ho behoa ha litekanyetso tsa ho tjheseletsa bakeng sa mefuta e sa tšoaneng ea lisebelisoa tsa ho tjheseletsa ho batla ho rarahane, 'me thepa ea thermophysical ea thepa ea ho qhaqha e tla bontša phapang e fapaneng le liphetoho tsa mocheso;sekhahla sa ho monya ha mefuta e fapaneng ea lisebelisoa bakeng sa laser le sona se tla fapana le Liphetoho tsa mocheso li bonts'a phapang e fapaneng;ho qhibiliha ha motsoako oa solder le ho fetoha ha mohaho oa sebaka se amehileng ke mocheso nakong ea ho tiisa ha weldment;mefokolo e kopaneng ea mochini o ts'oarellang oa laser o ts'oaroang ka letsoho, khatello ea ho kenya letsoho le ho holofala ha mocheso, joalo-joalo Empa ntho ea bohlokoa ka ho fetisisa ke tšusumetso ea phapang ea thepa ea thepa ea welding ho macro le micro properties tsa weld.

Ke lisebelisoa life tse kamochini oa ho tjheseletsa laser o tšoaroang ka letsohoweld?

1. Tšepe e sa hloekang

Tšepe e sa hloekang e na le coefficient e phahameng ea katoloso ea mocheso, 'me e tloaetse ho chesa haholo nakong ea ho cheselletsa.Ha sebaka se amehileng ke mocheso se le seholo hanyane, se tla baka mathata a tebileng a deformation.Leha ho le joalo, mocheso o hlahisoang ke mochine oa ho tjheseletsa oa laser o tšoaroang ka letsoho nakong ea ts'ebetso eohle ea ho tjheseletsa o tlaase.Ho kopantsoe le mocheso o batlang o le tlase oa mocheso, sekhahla se phahameng sa ho monya matla le ho qhibiliha ha tšepe e sa hloekang, li-welds tse entsoeng hantle, tse boreleli le tse ntle li ka fumanoa ka mor'a ho cheselletsa.

2. Tšepe ea carbon

Tlhōrō ea carbon e tloaelehileng e ka chesetsoa ka ho toba ka laser welding e tšoaroang ka letsoho, phello e ka bapisoa le tjheseletsa ea tšepe e sa hloekang, 'me sebaka se amehileng ke mocheso se nyane, empa ha ho chesetsoa tšepe e bohareng le e phahameng ea carbon, mocheso o setseng o phahame haholo, kahoo ho ntse ho hlokahala ho tjheseletsa pele ho welding.Preheating le ho boloka mocheso ka mor'a tjheseletsa ho imolla khatello ea kelello le ho qoba mapetsong.Mona re ka bua ka mochine o batang oa welding.Tšepe ea khabone e mahareng le e phahameng e ka chesetsoa kapa ea lokisoa ka lebelo le liehang ka ho cheselletsa ho bata le terata ea tšepe e entsoeng ka tšepe.Mabapi le taolo ea mocheso, taolo ea mocheso le taolo ea mocheso, mochini o batang oa tjheseletsa o ka ruta ho ts'oaroa ka letsoho ka laser tjheseletsa hantle ho feta masala a mocheso ka mor'a ho tjheseletsa.

3. Die tšepe

E loketse ho tjheseletsa mefuta e fapaneng ea tšepe ea die, 'me phello ea welding e ntle haholo.

4. Aluminium le motsoako oa aluminium

Lisebelisoa tsa aluminium le aluminium ke lisebelisoa tse bonahatsang haholo, 'me porosity e ka hlaha ka letamong le entsoeng ka ho qhibilihisoa kapa motso nakong ea ho cheselletsa.Ha ho bapisoa le lisebelisoa tse fetileng tsa tšepe, li-alloys tsa aluminium le aluminium li na le litlhoko tse phahameng bakeng sa litekanyo, empa hafeela litekanyetso tse khethiloeng tsa welding li loketse, seam se nang le lisebelisoa tse tšoanang le tsa tšepe tsa motheo li ka fumanoa.

5. Alloy ea koporo le koporo

The conductivity ea mocheso oa koporo e matla haholo, 'me ho bonolo ho baka ho kenella ho sa phethoang le ho kopanya karolo e itseng nakong ea welding.Hangata, thepa ea koporo e futhumatsoa nakong ea ts'ebetso ea welding ho thusa ho tjheseletsa.Mona re bua ka lisebelisoa tsa koporo tse tšesaane.Ho tjheseletsa laser ka letsoho ka ho toba ho Welding, ka lebaka la matla a eona a tebileng le lebelo le potlakileng la tjheseletsa, ha e amehe haholo ke conductivity e phahameng ea mocheso oa koporo.

6. Welding pakeng tsa lintho tse sa tšoaneng

Mochini o ts'oaretsoeng ka letsoho oa laser o ka etsoa lipakeng tsa litšepe tse fapaneng tse fapaneng, joalo ka koporo-nickel, nickel-titanium, titanium ea koporo, titanium-molybdenum, koporo-koporo, tšepe ea koporo e tlase le lisebelisoa tse ling tse sa tšoaneng.Laser welding e ka etsoa tlas'a maemo leha e le afe (khase kapa mocheso).

 4

Handheld laser welding machine hajoale ke sehlahisoa se sebelisoang haholo indastering ea welding, haholo hobane leha sesebelisoa sena se shebahala se le theko e boima, se ka boloka litšenyehelo tsa basebetsi hantle haholo.Litsenyehelo tsa basebetsi ba li-welders li batla li le tura.Ho sebelisa sena Sehlahisoa se rarolla bothata ba ho hira li-welders tse theko e boima le tse thata.Ho feta moo, mochini o ts'oarehang oa laser welding o hapile thoriso e le 'ngoe ho tsoa ho bareki ba likete ka lebaka la bophelo bo bolelele ba ts'ebeletso le tšebeliso e tlase ea matla.

Haeba u batla ho ithuta ho eketsehileng ka ho hloekisa ka laser, kapa u batla ho u rekela mochine o molemo ka ho fetisisa oa ho hloekisa ka laser, ka kopo siea molaetsa ho websaeteng ea rona 'me u re romelle imeile ka ho toba!


Nako ea poso: Dec-03-2022
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