Kusarudzwa kwealuminium uye aluminium alloy welding wire inonyanya kuenderana nerudzi rwesimbi yepasi, uye zvinodiwa zvejoint crack resistance, mechanical properties uye corrosion resistance zvinotariswa zvizere.Dzimwe nguva kana chimwe chinhu chikava kupokana kukuru, kusarudzwa kwewaya yewelding kunofanirwa kutarisa kugadzirisa kupokana uku, uchifunga zvimwe zvinodiwa.
Muzhinji, waya dzemagetsi ane magiredhi akafanana kana akafanana sesimbi yemubereki anoshandiswa kugadzira aruminiyamu uye aruminiyamu alloys, kuitira kuti zviri nani kusaita ngura iwanikwe;asi kana welding heat-treated aluminium alloys ane hutsika hwepamusoro hwekupisa kuputika, kusarudzwa kwetambo dzemagetsi kunonyanya kubva kune mhinduro Kutanga nekuputika kupikisa, kuumbwa kwetambo yewelding yakasiyana zvikuru nesimbi yepasi.
Kukanganisa kwakajairika (welding matambudziko) uye matanho ekudzivirira
1. Kusvirwa
chikonzero:
a.Kuwedzera kupisa kupinza;
b.Kusaita groove kugadzirisa uye yakawandisa gungano clearance of weldments;
c.Nharaunda pakati pemajoini emasoja yakakura kwazvo panguva yewelding, izvo zvinokonzeresa kuwanda kwedeformation panguva yewelding process.
Matanho ekudzivirira:
a.Kuderedza zvakafanira welding ikozvino uye arc voltage, uye kuwedzera welding speed;
b.Huru yakavhurika kumucheto saizi inoderedza midzi gap;
c.Deredzai zvakafanira kupatsanurwa kwemajoini emasolder panguva yekugadzira nzvimbo.
2. Stomata
chikonzero:
a.Pane mafuta, ngura, tsvina, tsvina, nezvimwewo pachigadziko chesimbi kana welding waya;
b.Mhepo inoyerera munzvimbo yewelding yakakura, iyo isingakodzeri kudzivirira gasi;
c.Iyo welding arc yakanyanya kureba, iyo inoderedza mhedzisiro yekudzivirira gasi;
d.Nharaunda pakati pemhino uye workpiece yakakura kwazvo, uye gasi kudzivirira maitiro kunoderedzwa;
e.Kusarudzwa kwakashata kweparameters welding;
f.Makomba emhepo anogadzirwa panzvimbo iyo arc inodzokororwa;
g.Kuchena kwegasi rinodzivirira rakaderera, uye gasi kudzivirira mhedzisiro yakashata;
h.The ambient air humidity yakakwira.
Matanho ekudzivirira:
a.Nyatsochenesa mafuta, tsvina, ngura, chiyero uye oxide firimu pamusoro peiyo welding waya uye weldment pamberi pewelding, uye shandisa welding waya ine yakakwira deoxidizer content;
b.Kusarudzwa kunonzwisisika kwenzvimbo dzewelding;
c.Zvakakodzera kuderedza arc kureba;
d.Chengetedza chinhambwe chinonzwisisika pakati pemuromo uye weldment;
e.Edza kusarudza waya yakakora yewelding, uye wedzera blunt kumucheto ukobvu hweworkpiece groove.Kune rumwe rutivi, inogona kubvumira kushandiswa kwemafungu makuru.Kune rumwe rutivi, inogonawo kuderedza chikamu chekutengesa waya mu weld metal, iyo inobatsira kuderedza Porosity inopupurirwa;
f.Edza kusadzokorora kurova kwearc panzvimbo imwechete.Kana kudzokororwa kwearc kunodiwa, iyo arc stereki poindi inofanirwa kukwenenzverwa kana kukweshwa;kana weld seam ine arc strike, edza weld kwenguva yakareba sezvinobvira, uye usatyora arc paunoda kuderedza kuwanda kwemajoini.Panofanira kunge paine imwe nzvimbo inopindirana ye weld seam pajoinhi;
g.Shandura gasi rinodzivirira;
h.Tarisa saizi yekuyerera kwemhepo;
i.Preheating base simbi;
j.Tarisa kana kune mhepo inoputika uye kukuvadza kune trachea;
k.Weld kana humidity yemhepo yakaderera, kana kushandisa yekudziya system.
3. Iyo arc haina kugadzikana
chikonzero:
Simba tambo yekubatanidza, tsvina, kana mhepo.
Matanho ekudzivirira:
a.Tarisa zvese conductive zvikamu uye chengetedza nzvimbo yakachena;
b.Bvisa tsvina kubva pajoini;
c.Edza kusapisa munzvimbo dzinogona kukonzera kukanganisa kuyerera kwemhepo.
4. Kusaita weld kuumbwa
chikonzero:
a.Kusarudzwa kusina kunaka kwezvinyorwa zve welding;
b.Iko kona ye torch yewelding haina kururama;
c.Mawelder haana hunyanzvi mukushanda;
d.Iyo aperture yetip yekubata yakakura zvakanyanya;
e.Welding wire, welding parts uye gasi rekudzivirira zvine hunyoro.
Matanho ekudzivirira:
a.Kudzokororwa kugadzirisa kuti usarudze iyo yakakodzera welding yakatarwa;
b.Chengetedza kona yakafanira yakarerekera yetochi yewelding;
c.Sarudza iyo yakakodzera yekubata tipi aperture;
d.Nyatsochenesa waya yekukweshesa uye weldment usati welding kuti uve nechokwadi chekuchena kwegasi.
5. Kupinda kusina kukwana
chikonzero:
a.Iyo yekumhanyisa kumhanya inokurumidza uye arc yakarebesa;
b.Kusaita groove kugadzirisa uye diki kwazvo midziyo clearance;
c.Iyo welding yakatarwa idiki zvakanyanya;
d.Welding current haina kugadzikana.
Matanho ekudzivirira:
a.Zvakakodzera kunonoka pasi kumhanya welding uye kuderedza arc;
b.Zvakakodzera kuderedza mupendero wakashata kana kuwedzera midzi yemidzi;
c.Wedzera iyo welding ikozvino uye arc voltage kuti ive nechokwadi chakakwana chekuisa simba rekuisa kune base simbi;
d.Wedzera chigadziro chemagetsi chakagadzikana
e.Waya yakatetepa yewelding inobatsira kuwedzera kudzika kwekupinda, uye gobvu welding waya inowedzera huwandu hwekuisa, saka inofanirwa kusarudzwa sezvakakodzera.
6. Haina kusanganiswa
chikonzero:
a.Iyo oxide firimu kana ngura pane welding chikamu haina kucheneswa;
b.Insufficient heat input.
Matanho ekudzivirira:
a.Chenesa pamusoro pekuti pave ne welded before welding
b.Wedzera welding ikozvino uye arc voltage, uye kuderedza kumhanya kwewelding;
c.Majoini akaumbwa neU anoshandiswa kune makobvu mahwendefa, asi majoini ane chimiro cheV haawanzo kushandiswa.
7. Mutswe
chikonzero:
a.Chimiro chekugadzirisa hachina musoro, uye welds yakanyanyisa, zvichiita kuti kuzvidzora kuwedzere kunetseka kwemajoini akasungwa;
b.Dziva rakanyungudutswa rakakura zvakanyanya, rinopisa zvakanyanya, uye zvinhu zvinosanganiswa zvinopiswa;
c.Iyo arc crater pamagumo eweld inotonhorera nekukurumidza;
d.Iyo welding wire composition haienderane nesimbi yepasi;
e.Kudzika-kusvika-kufara reshiyo yeweld yakakura kwazvo.
Matanho ekudzivirira:
a.Gadzira nemazvo chimiro chewelding, ronga welds zvine musoro, ita kuti welds adzivise nzvimbo yekusimbisa yekushushikana zvakanyanya sezvinobvira, uye sarudza welding kutevedzana zvine musoro;
b.Deredza welding ikozvino kana kuwedzera welding kasi zvakakodzera;
c.Kushanda kwearc crater kunofanirwa kuve kwakaringana, kuwedzera arc strike plate kana kushandisa yazvino attenuation mudziyo kuzadza arc crater;
d.Kusarudzwa kwakarurama kwewaya welding.
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8. Slag kubatanidzwa
chikonzero:
a.Kucheneswa kusina kukwana pamberi pewelding;
b.Yakawandisa welding ikozvino inokonzeresa iyo yekubata tip kuti inyunguduke zvishoma uye isanganise mudziva rakanyungudutswa kuita slag inclusions;
c.The welding speed inokurumidza.
Matanho ekudzivirira:
a.Simbisa basa rekuchenesa usati welding.Munguva ye-multi-pass welding, iyo weld seam yekuchenesa inofanirawo kuitiswa mushure mega yega welding pass;
b.Panyaya yekuona kupinda, deredza welding ikozvino zvakakodzera, uye usatsikidze iyo yekubata tip yakaderera kana welding ine yakakwira ikozvino;
c.Nyatsodzikisa kumhanya kwewelding, shandisa welding waya ine yakakwira deoxidizer zvemukati, uye wedzera arc voltage.
9. Undercut
chikonzero:
a.Ikozvino welding yakakura uye magetsi emagetsi akawandisa;
b.Iyo welding yekumhanyisa inokurumidza uye waya yekuzadza ishoma;
c.Torch inotenderera zvisina kuenzana.
Matanho ekudzivirira:
a.Kunyatsogadzirisa welding ikozvino uye arc voltage;
b.Zvakakodzera kuwedzera waya kudyisa kumhanya kana kuderedza welding kumhanya;
c.Ita nhamburiko dzose dzokuvheyesa tochi zvakaenzana.
10. Weld kusvibiswa
chikonzero:
a.Kuvhara gasi kusina kukodzera;
b.Welding wire haina kuchena;
c.Iyo yepasi haina kuchena.
Matanho ekudzivirira:
a.Tarisa uone kana hose yemhepo yekufambisa iri kubuda, kana paine dhizaini, kana gasi muromo wakasununguka, uye kana gasi rekudzivirira rinoshandiswa nemazvo;
b.Kunyangwe iyo welding zvinhu zvakachengetwa nemazvo;
c.Bvisa mafuta uye girisi usati washandisa dzimwe nzira dzekuchenesa michina;
d.Bvisa okisijeni usati washandisa bhurasho resimbi isina tsvina.
11. Kusadya zvakanaka waya
chikonzero:
A. The contact tip uye welding wire zvinobatidzwa;
b.Welding wire wear;
c.Spray arc;
d.Iyo hose yekudyisa waya yakarebesa kana kuti yakasimba;
e.Ivhiri rekudya kwewaya harina kufanira kana kupera;
f.Kune akawanda maburrs, anokwenya, guruva uye tsvina pamusoro pezvinhu zvewelding.
Matanho ekudzivirira:
a.Deredza tension yewaya feed roller uye shandisa inononoka kutanga system;
b.Tarisa iyo yekubata kumeso kwese waya welding uye kuderedza iyo simbi-kune-simbi yekubata kumeso;
c.Tarisa mamiriro ehutano hwekubatanidza uye tambo yekudyisa hose, uye tarisa mamiriro evhiri rekudya;
d.Tarisa uone kana iyo dhayamita yetipi yekusangana inoenderana;
e.Shandisa zvinhu zvinodzivirira kupfeka kuti udzivise truncation panguva yekudyisa waya;
f.Tarisa mamiriro ekupfeka kwetambo reel;
g.Sarudza saizi yakakodzera, chimiro uye chimiro chepamusoro chevhiri rekudya;
h.Sarudza welding zvinhu zvine nani pamusoro pemhando.
12. Arc isina kunaka kutanga
chikonzero:
a.Kusadzika pasi;
b.Saizi yetipi yekubata haina kunaka;
c.Iko hakuna gasi rinodzivirira.
Matanho ekudzivirira:
a.Tarisa uone kana mamiriro ese epasi akanaka, uye shandisa zvishoma nezvishoma kutanga kana kupisa arc kutanga kufambisa arc kutanga;
b.Tarisa kana nzvimbo yemukati yetipi yekusangana yakavharwa nesimbi zvinhu;
c.Shandisa gasi pre-kuchenesa basa;
d.Shandura iyo welding parameters.
Nguva yekutumira: Jun-21-2023
