The igwe anaghị agba nchara nri? ịgbado ọkụ technology, akụrụngwa

The igwe anaghị agba nchara nri - ajụjụ bụ nnọọ mkpa maka oge a ụlọ ọrụ. Ọ bụ uru na-arịba ama na ụdị ígwè - a kama inogide ihe onwunwe, otú ya ọgwụgwọ nwere ụfọdụ nuances. Họrọ ịgbado ọkụ usoro na-adabere na ọkpụrụkpụ nke billets, na chemical mejupụtara.

Igwe anaghị agba ígwè. Key Atụmatụ

Igwe anaghị agba nchara - bụ carbon na ígwè alloy, doped na chromium. A nnukwu ọdịnaya nke ikpeazụ mmewere na-enye a elu-eguzogide nke ihe onwunwe na a corrosive gburugburu ebe obibi. Chromium oxides mejupụtara a pụrụ iche na-echebe film site na nke isi metal retains ya eguzogide. Ọzọkwa, ígwè alloyed na nickel, cobalt, titanium. Ndị isi uru bụ elu na-eguzogide nke igwe anaghị agba nchara na kọntaktị na ike ike media, elu ike, karị, na a ogologo oge nke ọrụ. Ọzọkwa, nchara nwere ezi aesthetic anya.

Properties ịgbado ọkụ ígwè na-eguzogide ọgwụ ka corrosion

Nke a ihe onwunwe nwere nnukwu linear ndọtị. N'ihi ya, na thermal mmetụta deform ndị workpiece, ịgbanwe ya akụkụ. Iji zere nke a ọnọdụ, ị ga-nditịm rube isi na kacha ọdịiche dị n'etiti ndị na akụkụ na-ejikọrọ. The edinam nke okpomọkụ pụrụ iduga eziokwu na multiple alloy ígwè na-efunari ya Njirimara, corrosion eguzogide mbelata. Na nke a, na Weld onuete ga-mma na a-adọ ha n'ụzọ. The ala thermal conductivity nke ígwè na-achọ mbenata ugbu a site mkpokọta 25%. Ọ bụkwa nri na-ahọrọ ịgbado ọkụ electrodes, ebe ọ bụ na oké ogologo nke ha kwere omume overheat. Ọzọ sikwuoro - ọdịdị nke refractory carbides n'elu, intergranular corrosion.

Ụzọ anaghị agba nchara nri

E nwere ọtụtụ ụzọ nke corrosion na-eguzogide ígwè ịgbado ọkụ. Na a obere metal ọkpụrụkpụ (1.5 mm), ọ bụ ihe amamihe na-eji aak ịgbado ọkụ (inert gas). The igwe anaghị agba nchara nri ọkpụrụkpụ na-erughị 0,8 mm? Na nke a, a usu aak usoro. Thin ọla na-isonyere ịgba aak ihe onwunwe. -Eji plasma ịgbado ọkụ usoro. Ọ nwere ike na-etinyere a dịgasị iche iche nke workpiece ọkpụrụkpụ. Cross ngalaba nke ihe karịrị 10 mm n'okpuru bọl sie agbanwe oge. Ọzọ iji redio ugboro akara, laser usoro.

Argon ịgbado ọkụ ihe

Usoro a na-ewe ebe a na-echebe gas na gburugburu ebe obibi - argon. Ọ na-echebe ihe si n'ebe oxygen. Na pụrụ iche nfiksi aak na-kpụrụ n'etiti workpiece na tungsten electrode. Na usoro nke kpo oku n'ọnụ na-gbazee, e na-na-echebe site na Weld ọdọ mmiri. Aak na-na-mgbe niile nri a pụrụ iche waya maka ịgbado ọkụ igwe anaghị agba ígwè. Emepụta njikọ usoro onwe ya na 90 Celsius. N'ihi na nke kacha mma mma ọrụ ga ewepu ọ bụla oscillatory ije nke electrode. N'ihi bụ a onuete free of slags. Ndị dị otú ahụ a compound bụ nke elu àgwà, anwụ ngwa ngwa, afọ niile na aesthetic chọrọ. Ịgbado ọkụ igwe anaghị agba nchara gas eji na n'ọtụtụ ụlọ ọrụ: chemical, nri nhazi, akpakanamde, ụgbọelu, ike usoro. Otu n'ime ihe ndị ụkọ ihe ụfọdụ nke a ogologo oge na-akwụ ụgwọ nwere ike ekenyela maka usoro. technology nwekwara chọrọ pụrụ iche nkà na ahụmahụ nke ndị ọrụ.

Equipment maka TIG ịgbado ọkụ

Mbụ niile, n'ihi na nke a ụdị metal compound chọrọ inverter. Ya mgbanwe na ụdị ndị nnọọ ole na ole :. "Svarog", KEMPPI Master, BRIMA, wdg The isi uru nke igwe na-adị mfe ime ihe, obere size na ibu ibu, anụ aak. Inverters ga-eji na ịgbado ọkụ fọrọ nke nta niile ọla, ndị ogige ga-elu mma. Otú e si esi a anaghị agba nchara inverter nakwa na ọ dị mkpa iji gaa na akaụntụ? Mbụ niile, ị ga-ewerekwa arụ ọrụ okpomọkụ nso ziri ezi. Ụfọdụ ụdị anaghị arụ ọrụ na-emeghe ohere na oyi na-atụ. Ọ dịkwa mkpa ka a tụlee ike unit. N'ihi na ulo-eji ruru eru inverter na okwukwo ruo 160 A (e.g., "TIG SVAROG 200 P", PRO TIG 200 P) tupu njikọ nkọwa ọcha, degreased. Choro maka ịgbado ọkụ na a gas cylinder na argon. Ọ bụ ezie na na na omume ya ekwe na-eji a itughari gas. Site gas sooks mmasị burner, nke na njide ịtinye tungsten electrode. The ahụ nke burner e nwere mkpọchi maka inye ugbu a na gas. Ọ dịkwa mkpa, na ịgbado ọkụ waya si otu ihe dị ka mating akụkụ.

Olee otú ndị ịgbado ọkụ semiautomatic

The igwe anaghị agba nchara nri na ụgbọ ala di ike nke ebe obibi? Na nke a, ugboro ugboro ji semiautomatic ịgbado ọkụ usoro. Ọ nwere ike ime na a na-echebe gburugburu ebe obibi na-enweghị ojiji nke gas. Eji ọkara akpaka na isi ụgbọ ala na ụlọ ọrụ, nke na-egosi elu àgwà nke welded nkwonkwo. Electrode na a dịanyā ihe onwunwe na nke a bụ a pụrụ iche waya. Rụọ ọrụ ngwá na ọtụtụ ụzọ: a obere aak, ịgba nyefe, pulsed ịgbado ọkụ igwe anaghị agba ígwè. The technology na-enye ọrụ na-enweghị echebe gas, ma na nke a ọ dị mkpa iji họrọ pụrụ iche powder electrodes. Usoro a bụ adabara ime ihe na ikuku. Ọ dịghị mkpa ka ịzụta (na, ya, na-emefu ego) gas cylinder. Ọ nwere ya mwepu - karịrị oge, na Weld nkwonkwo nwere ike ajari. Ya mere, ndị ọkachamara nwere ike ikwu na o na ojiji nke pụrụ iche electrodes maka ịgbado ọkụ igwe anaghị agba nchara na-ebu site na iji argon. Taa, e nwere ọtụtụ iche ma anụ ụlọ ọkara akpaka ( "Feb", "Svarog"), na mba ọzọ na mmepụta (BRIMA, EWM, Triton, wdg). Ahọpụta ndị ngwa na-adabere na ihe aga-eme, Weld olu na àgwà nke ihe a na-jikọtara ejikọta.

Iji ịgbado ọkụ electrode

The igwe anaghị agba nchara nri, ma ọ bụrụ na a chọrọ kpọmkwem maka àgwà nke Weld bụ adịghị? A, na a anụ ụlọ na gburugburu ebe obibi, mgbe ejikọta ọkpọkọ nile di iche iche, na obere-ọnụ ọgụgụ mmepụta, na-maka obere onuete ịgbado ọkụ electrode na-etinyere. Ihe kachasi mkpa nke usoro bụ guzobere a compound nke workpiece ihe onwunwe na metal electrode. ala nke arụmọrụ nwere ike ekewet uru nke Usoro, ike jikọọ dị iche iche ọla (dị ka mkpa na dịtụ ukwuu cross-ngalaba). Ọ dịghị mkpa iji a gas na-ebelata-eri nke usoro. Ọzọkwa ịgbado ọkụ electrodes na-eme ka o kwe omume na-agakwuru ndị keerughi ebe nke akụkụ. E nwere ụfọdụ ọghọm nke a technology. Firstly, na Weld achọ mwepụ nke dapụtara slag. Nke abụọ, ịgbado ọkụ na-agba bụ ala.

Olee otú họrọ electrodes maka ịgbado ọkụ

The electrodes nke igwe anaghị agba nchara na n'ọtụtụ ebe, na-eji maka a onyinye nke corrosion eguzogide alloys na-arụ ọrụ na okpomọkụ. A, mkpara na-arụpụtara na ndabere nke nickel, chromium. Na ntuziaka aak ịgbado ọkụ nke abụọ na ụdị electrodes nwere ike ji mee. The mbụ - na-arụ ọrụ DC okwu. The isi uwe na-agụnyekarị magnesium, calcium carbonates. Ịgbado ọkụ electrodes na rutile nwere ike ịrụ ọrụ na ihe nwetụ ugbu a. Mgbe ịgbado ọkụ iji argon ide iche iche tungsten mkpara. Ruru akwa ọrụ okpomọkụ, ha adịghị gbazee. E nwere ọtụtụ iche nke ha. Green electrodes (WP) iso nke dị ọcha tungsten. Ha na-enye a zuru ezu elu aak eguzogide. White - WZ-8 - doped zirconia. Thorium oxide na-agbakwunyere na-acha uhie uhie electrodes. Nke a bụ ihe kasị nkịtị otu, mkpara nwere a elu eguzogide. Ọzọkwa na tungsten electrodes pụrụ ịgụnye lanthanum, cerium.

Ọgwụgwọ nke welded nkwonkwo

Mgbe-emecha nzukọ akụkụ dị mkpa ka dị ọcha onuete. Nke a ga-mere iji melite anya, anwụ ngwa ngwa. Ma ọ bụghị corrosion nwere ike ime na mpaghara ebe a. Mbụ niile, ọ na-eburu si n'ibu ihicha nke Weld. More aesthetically ẹnamde njikọ ebe anya mgbe sandblasting. The ọzọ ogbo agụnye egweri nke n'elu. Ọ na-adịghị atụ aro iji Abrasives corundum, dị ka ọ pụrụ akpasu corrosion. Ọ bụ uru na-arịba ama na a niile manipulations iji na rụọ ọdịdị nke akụkụ. Chebe Weld si mbibi ga pickling, passivation. Etching - a pụrụ iche elu ọgwụgwọ na chemical elekọta mmadụ na akpaghasị pụta ọla. Mgbe passivation na-etinyere na-ejikọta a akpan akpan umi. Mmụọ na-egosi na-echebe film (chromium oxide).

Laser ịgbado ọkụ usoro alloys

Otu n'ime ndị kasị oge a na nkà na ụzụ na elu njikọ ụzọ - laser ịgbado ọkụ nke igwe anaghị agba ígwè. Ihe kachasi mkpa nke usoro mejupụtara na-eji a laser doo dị ka a kpo oku isi iyi. Dị iche iche ịgbado ọkụ dị elu na-agba, akwa ịta nke ike na nkwụsị. Kwes utịp ke ebe nke bụ n'ebe dị nso na onuete, nta. Ya mere, ihe ize ndụ nke na-ekpo ọkụ ma ọ bụ oyi cracking kacha nta. A onuete, dapụtara, ji ike ya, porosity offline. Ọ dịkwa ike napụta ka nkwụsị nke alloying ọcha, na echebe gas. Ebe ọ bụ na ịgbado ọkụ electrodes bụ abiaghi, ndị onuete adịghị mba ọzọ njikọ. Laser ịgbado ọkụ nwere ike na-eji ọbụna maka ọla, ebe ọ bụ na nkwonkwo bụ na mkpa, mma n'anya na inogide. The naanị drawback - ngwá bụ nnọọ oké ọnụ, ya mere, oke ojiji nke ndị dị otú ahụ ụlọ ọrụ bụ ma o kwere omume.