The celik ho pheha? ho tjheseletsa theknoloji, thepa

The celik pheha - potso e ke ea bohlokoa haholo bakeng sa ho indasteri e ea kajeno. Ke habohlokoa ho hlokomela hore mofuta ona wa tšepe - ho ena le tsoarellang lintho tse bonahalang, e le kalafo lona na makolopetso itseng. Select mokhoa tjheseletsa itšetlehile ka botenya ba Billets, 'me ka lik'hemik'hale.

Celik. Features senotlolo

Celik - e leng carbon le tšepe motsoako, doped le chromium. A dikahare kgolo ya elements bobeli e fana ka ho hanyetsa tse phahameng tsa lintho tse bonahalang tse tikolohong e senyang. oxides Chromium etsa e khethehileng sireletsang filimi ka lona tšepe botlaaseng e lule e hanyetsa lona. Ho phaella moo, tšepe alloyed le nikele, cobalt, thaethaniamo. Ka ba molemo ho ya sehlooho ke ho hanyetsa tse phahameng tsa celik kopana le mecha ea litaba ba mabifi, matla a phahameng, ka ho latellana, le nako e telele ea opereishene. Ho feta moo, tšepe e na le e ntle bokgabane ponahalo e ntle.

Properties ho tjheseletsa tšepe manganga ho ts'enyeho

boitsebiso boo o na le e kholo guttate katoloso. Ka lebaka leo, ka tshusumetso mogote ka deform le workpiece, fetola litekanyo tsa lona. Ho qoba boemo boo, u lokela ho ka tieo ho ikamahanya le lekhalo Optimum pakeng tsa likarolo tse amanang. Ketso ea mocheso ka 'na etsa hore' nete ea hore multiple motsoako tšepe ea lahleheloang thepa ea eona, ho hanyetsa ts'enyeho decreases. Tabeng ena, ho cheseletsa seam tlameha ho folisoa ka tsela e ka nako e loketseng. The e tlase mogote conductivity ea tšepe ehlokang ho fokotseng jwale ke hoo e ka bang 25%. Ho boetse ho na le tokelo ea ho khetha li-electrode ho tjheseletsa, kaha bolelele bo boholo ba overheat bona ho ka khonehang. E mong complication - ponahalo ea refractory carbides holim'a, intergranular ts'enyeho.

Mekhoa bakeng sa celik ho pheha

Ho na le mekhoa e mengata ea ts'enyeho manganga tšepe tjheseletsa. Le botenya nyane tšepe (1.5 limilimithara), e ke bohlale ho sebelisa selikalikoe tjheseletsa (inert khase). The celik pheha botenya ka tlase ho 0,8 limilimithara? Tabeng ena, e le mokhoa pulse length selikalikoe. tšepe a masesaane ba boetse ba ikopanya le spray selikalikoe lintho tse bonahalang. Ka ho eketsehileng e sebediswa lero la mali tjheseletsa mokhoa. E ka sebelisoa ho mefuta e fapaneng mefuta e sa workpiece botenya. dikarolo sefapano sa limilimithara tse fetang 10 ka tlas'a bolo phehiloeng ts'ebetsong. E mong sebelisa seea-le-maqhubu tiisoa, tham mong bang laser mokhoa.

Argon tse bonahalang tjheseletsa

Mokhoa ona o hlahellang teng tikolohong sireletsang khase - argon. Ho sireletsa lintho tse bonahalang ho tswa ho ho pepesehela oksijene. Ka le tsobotsi selikalikoe khethehileng Ho thehoa pakeng tsa workpiece le tungsten eleketrode. Ka tshebetso ya ho futhumatsang ea metshetshe a qhibilihile, ho na le ke tsela e sireletsehileng ao cheseletse letamo. The selikalikoe o boetse o lula a fepa terata e khethehileng bakeng sa ho tjheseletsa celik. Hatisa mabapi thulaganyou e ka boeona e ka 90 °. Bakeng sa boleng molemo ka ho fetisisa ea mosebetsi oa lokela ho qhelela ka thōko mokhatlo oa leha e le efe oscillatory tsa eleketrode ena. Phello ke seam nang slags. Ena mabapi ena e tsa boleng bo holimo, durability, khotsofatsa tsohle bokgabane ditlhoko. Tjheseletsa celik khase e sebediswa ka tse ngata liindasteri: lik'hemik'hale, lijo e lokisa, likoloi, lifofane, matla a tsamaiso. Har'a go tlhoka mesola ya ditjeo telele-nako a ka ho abelwa ho tshebetso. thekenoloji hape hloka bokgoni ba khethehileng le phihlelo ea basebetsi.

Thepa ya TIG tjheseletsa

Pele ho tsohle, bakeng sa mofuta ona wa tšepe komponeng hlokahala inverter. diphetolo tsa lona le dikai ba bangata :. "Svarog", KEMPPI Monghali, BRIMA, joalo-joalo The menyetla e khōlō ea mochine ke ho le bonolo ho sebetsa, tse nyenyane ka boholo le ka boima, tsitsitseng selikalikoe. Inverters ka sebediswa bakeng tjheseletsa hoo e ka bang tsohle tšepe, metsoako tla be re boleng bo phahameng. Tsela ea ho pheha e celik inverter le hore ho ke ke ho hlokahala hore ho nahana ka? Pele ho tsohle, o lokela ho nka ho sebetsa mocheso mefuta e fapaneng e nepahetse. Ba bang ba dikai etsa jwalo ha mosebetsi oa ka bulehileng sebaka ka a batang. Ho boetse ho hlokahala hore ho nahana ka matla a unit trust. Bakeng sa ba ntlo ea tšebeliso loketseng inverter le maqhubu a ho fihlela ho 160 A (mohlala, "TIG SVAROG 200 P", Pro TIG 200 P) pele mabapi dintlha hloekisoa, degreased. Hlokehang bakeng tjheseletsa le khase silindara le argon. Le hoja e le ka go ikatisetsa ho lumelloa ho sebelisa hlapolla khase. Ke khase Hose khomaretse boapeelo, eo ho eona pane e kenngoa tungsten eleketrode. Ka serumula mohele Ho na le dikonopo tsa phepelo ea matla le khase. Ho boetse hoa hlokahala, 'me ho tjheseletsa terata ho tswa ho lintho tse bonahalang e tšoanang ka likarolo tsa ho tlolelana ha liphoofolo.

Joang semiautomatic ho tjheseletsa

The tšepe glassware pheha ka lokisa koloi ea hae? Tabeng ena, hangata a sebelisa mokhoa semiautomatic tjheseletsa. Ho ka etsahala tikolohong e sireletsang le ntle le ho sebelisa khase. Used seka-jarolla ka ho iketsa le kgolo koloi lik'hamphani ka eona e bontšang ho boleng bo phahameng manonyello welded. Eleketrode le filler tse bonahalang tabeng ena ke terata e khethehileng. Sebetsa thepa le ka litsela tse ngata: e khutšoanyane selikalikoe, phetiso spray, pulsed tjheseletsa celik. theknoloji e fana ka mosebetsi le ntle le e sireletsoe khase, empa ketsahalong ena e ke ho hlokahala hore ho khetha phofo li-electrode khethehileng. Mokhoa ona ke a loketse bakeng sa tshebetso moeeng. Ha ho hlokahale ho reka (le, e loketseng, ho qeta e eketsehileng chelete) khase silindara. Ho na le mosing lona - ka mor'a nako, ho cheseletsa kopanetsoeng ka ratoa ke mafome. Ka hona, litsebi li nkhothaletsa ntlo leha ho le joalo le ho sebelisa li-electrode khethehileng bakeng sa ho tjheseletsa celik le ho phetha ho sebedisa argon. Kajeno, ho na le mefuta e sa tsoaneng tse ngata tsa bobeli tse ruuoang seka-jarolla ka ho iketsa ( "Feb", "Svarog"), 'me o fana ka tlhahiso tsoang linaheng tse ling (BRIMA, EWM, TRITON, joalo-joalo). Khetha sethusathuto ho itšetlehile ka mesebetsi, ao cheseletse bophahamo ba modumo le lintho tse khethollang thepa ntse ikopanya.

Sebelisa tjheseletsa eleketrode

The celik ho pheha, haeba ditlhoko itseng tsa boleng ba cheseletsa ke ha e fumanehe? E le busa, ka tikoloho e ruuoang, ha o tlohang liphaephe tsa mefuta eohle, tlhahiso tse nyenyane tekanyo, hammoho le bakeng sa lekgutshwanyane seam tjheseletsa eleketrode e sebelisoa. Motheo oa sena ke sebopeho sa e le motsoako oa lintho tse bonahalang workpiece le eleketrode tšepe. Melemo ea thekniki ho kenyeletsa boiketlo ho bolaoa, matla a ho hokela tšepe fapaneng (jwalo ka tšesaane le batlang e le kholo sefapano karolo). Ho na le ke ho hlokahale hore sebelisa khase eo ho fokotsa litšenyehelo tsa ho etsa joalo. Hape ho tjheseletsa li-electrode etsa ho ka khoneha ho atamela libakeng atameleha karolo e. Ho na le e itseng go tlhoka mesola ya theknoloji ena. Pele, ho cheseletsa hloka tlosoe slag sephetho. Ea bobeli, lebelo tjheseletsa e tlaase.

Tsela ea ho khetha li-electrode ho tjheseletsa

The li-electrode tsa celik ba ho pharaletseng sebelisoa ka motsoako ea ts'enyeho manganga lits'epe tse kopantsoeng hore o sebetse ka thempereichara e phahameng. Ka tloaelo ho, ea melamu di etsoa motheong oa nikele, chromium. Ka pukwanana selikalikoe tjheseletsa tsa mefuta e 'meli ea li-electrode li ka sebelisoa. Pele - ho sebetsa ka DC mantsoe a. Seaparo botlaaseng atisa ho magnesium, khalsiamo carbonates. Tjheseletsa li-electrode le rutile ka sebetsa ka fapanyetsana jwale. Ha ho tjheseletsa sebelisa argon sebetsa melamu e sa tšoaneng tungsten. Ka lebaka la ea phahameng mocheso ho sebetsa, ba ile ba u se ke ua nyahama. Ho na le mefuta e sa tsoaneng ba bangata ba bona. li-electrode tala (WP) bopilwe tungsten bo hloekileng. Ba fana ka ka ho lekaneng phahameng selikalikoe ho hanyetsa. White - WZ-8 - doped zirconia. Thorium oxide e e phaella ka ho re ho li-electrode ho e khubelu. Ena ke ea ho atileng ka ho fetisisa sehlopha, le melamu e na le e phahameng ho hanyetsa. Hape ka li-electrode ho tungsten ka kenyelletsa lanthanum, cerium.

Phekolo manonyello welded

Ka mor'a ho phetha seboka sa likarolo ho hlokahala hore ho seam hloeka. Sena se lokela ho etsoa e le hore ho ntlafatsa ponahalo, durability. Ho seng joalo ts'enyeho ka etsahala sebakeng sena. Pele ho tsohle, ho phethahatsa phetha molao ho hloekisa ea ao cheseletse ena. More aesthetically khahlisang mabapi ntlha shebahala mora sandblasting. Mokhahlelo latelang ho akarelletsa ho sila holim. E sa kgothaletswa ho sebelisa abrasives corundum, joalokaha ho ka qholotsa ts'enyeho. Ke habohlokoa ho hlokomela hore manipulations tsena tsohle ikemiseditse ho ntlafatsa ponahalo ea karolong e ka. Sireletsa ao cheseletse tloha thipitlo li tla pickling, passivation. Mananose - e khethehileng holim'a kalafo le mahlahana a lik'hemik'hale tse senya manya hlaha. Ha passivation e sebelisoa ka mateano ntho e itseng. Tlas'a tšusumetso ea oona bonahala filimi sireletsang (chromium oxide e).

Laser tjheseletsa lits'epe tse kopantsoeng mokhoa

E mong oa mekhoa e ka ho fetisisa morao-rao le theknolojing e tsoetseng pele mabapi - tham mong bang laser tjheseletsa tsa celik. Motheo oa mokhoa ona e na le ka sebelisa ka laser toloki ka futhumatsang mohloding. Fapaneng tjheseletsa joalo phahameng lebelo le phahameng, ea mahloriso ea matla ka mateano ena. Thermal ama sebaka seo o leng planar haufi le seam ho, hanyenyane. Ka lebaka leo, monyetla oa hore a chesang kapa a batang petsoha bonyane. A seam, e fellang ka, bo khetholloang ke lona matla, porosity, offline. Hape, hoa khoneha ho lopolla ho mateano thepa ea motheo e alloying, ba u sireletse le khase. Ho tloha li-electrode ho tjheseletsa ke le sieo, e seam ha fumana dikgokelo tsoang linaheng tse ling. Laser tjheseletsa ka sebelisoa esita le bakeng sa ho roala mabenyane a, ho tloha manonyeletso 'ohle a masesaane, ka makhethe' me tsoarellang. Feela drawback - ka thepa e theko e boima haholo, kahoo ho sebelisa tsa litonanahali tsa mehahong e joalo ea e-s'o ka khonehang.