1. Nyaya dzinoda kutariswa mukudzokorora kweiyo welding zvinhu waranti
Welding Material Warranty Book yakakosha segwaro rakanyorwa uye rekodhi yewelding material quality assurance.Welding zvinhu zvinofanirwa kuongororwa kuti zvinoenderana nezvinodiwa usati washandisa.Iro welding material warranty bhuku rakaenzana ne "delivery information" inopiwa nemugadziri we welding material kumushandisi, uye zvirimo zvinofanirwa kunge zvakarurama uye zvakakwana.
Parizvino, kune akawanda epamba welding anogadzira zvigadzirwa, uye mhando yezvigadzirwa zvavo inosiyana.Iyo fomati uye zvirimo zvechigadzirwa waranti zvinyorwa zvakare zvakasiyana.Kune mainjiniya emagetsi kana mainjiniya emhando, zvakakoshawo kutarisa magwaro ewaranti.
Ichi chinyorwa chinotora iyo AWS yakajairwa waranti semuenzaniso kusuma muchidimbu mapoinzi akakosha ekucherechedza paunenge uchiongorora waranti.
1) Nhamba yakajairika inoenderana neiyo welding zvinhu modhi
Ese makoshero muAmerican Standard welding consumable standards akakamurwa kuita emperial uye metric masisitimu, uye metric system inowedzerwa ne "M" mushure meiyo nhamba yakajairwa.
Semuenzaniso, yakanyura arc welding waya AWS A 5.17 / AWS A 5.17M
Iyi ndiyo nzira chaiyo yekunyora, iyo yakajairwa nhamba ndeyeumambo, uye modhi zvakare ndeyeumambo.
2) Muyero wekushandisa webhuku rewaranti unofanirwa kuenderana nezvinodiwa chaizvo (kutenga odha)
Kana American standard welding consumables ichidikanwa, kunyora pamusoro apa hakuna kunaka uye hakugone kuenzana neAmerican standard, nekuti chiyero chakajairwa kana nzira dzekuyedza dzemhando dzakasiyana dzakasiyana.
3) Kuratidzwa kweanokwanisa akajairwa mazinga uye maitiro ekuyedza
Zviri pamusoro apa kukosha kwebhuku reAmerican standard warranty yeakanyura arc welding waya, asi chiyero chekushandisa mubhuku rewaranti ndeye AWS A 5.17.Kubva pane yakajairwa nhamba, zvinogona kuoneka kuti zvese zvakakosha zvinofanirwa kunge zviri muChirungu.Nekudaro, iwo akajairwa hunhu uye yekuyedza data mubhuku rewaranti iri mune metric system, iyo iri pachena kuti haina kumira.
Semuenzaniso, kupisa kwekushisa kweF7A2-EH14 kunofanira kuva -20 ° F, iyo -28.8 ° C muCelsius, asi kukosha kwehuwandu i -30 ° C.
Zvichienderana nezvikonzero zviri pamusoro apa, zvakakosha kuti mainjiniya atarise kana paine "M" muhuwandu hwehuwandu kana uchiongorora bhuku rewaranti.Chete nekutsanangurwa kwebhuku rewaranti inogona kuiswa waya welding mukugadzirwa chaiko.
2. Chitarisiko chekugamuchira maitiro kune imwe neimwe yakatarwa
(1) GB yakajairwa chitarisiko chekugamuchira maitiro
(1) EN yakajairwa chitarisiko chekugamuchira maitiro
-EXC1 mhando D kirasi;
- EXC2 Kazhinji, mhando C,
- EXC3 yemhando yekirasi B;
- EXC4 Hunhu kirasi B+, zvinoreva zvimwe zvinodiwa pahwaro hwemhando yekirasi B
(2) AWS Yakajairwa Chitarisiko Yekugamuchira Criteria
Weld profiles zvinodiwa
Visual inspection standard
Kugamuchirwa Mamiriro Ekuenderera Marudzi uye Kuongorora
static load
cyclic load
(1) Mitswe inorambidzwa
Chero makatsemuka, zvisinei nehukuru kana nzvimbo, hazvigamuchirwi.
X
X
(2) Weld / base metal fusion
Panofanira kuva nekusanganiswa kwakazara pakati pezvikamu zviri pedyo zveweld uye pakati pesimbi ye weld ne base metal.
X
X
(3) Arc crater cross chikamu
Ese maarc craters anofanirwa kuzadzwa kune yakatsanangurwa saizi yeweld, kunze kwekunge kumagumo kwe intermittent fillet welds inodarika hurefu hunoshanda hwe intermittent fillet weld.
X
X
(4) Weld chimiro chimiro
Weld chimiro chimiro chinofanira kuenderana ne "Pass uye Fail Weld Profile Shape (AWSD1.1-2000)"
X
X
(5) Nguva yekuongorora
Kuongorora kwekuona kwese kwesimbi welds kunogona kutanga kana weld yapera yatonhora kusvika kune ambient kamuri tembiricha.Kugamuchirwa kweASTM A514, A517 uye A709 Magiredhi 100 uye 100W simbi welds inofanira kunge yakavakirwa pakutarisa kwekuona kweinenge maawa makumi mana nemasere mushure mekunge weld yapera.
X
X
(6) Kusakwana weld size
Saizi yechero inoenderera fillet weld iyo idiki pane yakatsanangurwa saizi yezita (L) uye inosangana neanotevera akatsanangurwa kukosha (U) haigone kubhadharwa:
LU
Yakatarwa nominal weld size (mm) Inobvumidzwa kudzikiswa pahwaro hweL (mm)
≤ 5 ≤ 1.6
6 ≤ 2.5
≥ 8 ≤ 3
Muzviitiko zvese, iyo undersized chikamu che weld inorambidzwa zvakanyanya kudarika 10% yehurefu hweweld.Iyo welding seam inobatanidza webhu yegirder uye flange haingave isina kukwana muhukuru mukati mechikamu chemigumo miviri yedanda uye kureba kwakaenzana nekaviri upamhi hweflange.
X
X
(7) Undercut
(A) Undercuts pamidziyo ine ukobvu isingasviki 25mm inorambidzwa zvakanyanya kudarika 0.8mm, asi undercuts ine cumulative undercut ye50mm uye inodarika 1.5mm mune chero 300mm kureba inobvumidzwa.Nezvemidziyo ine ukobvu hwakaenzana kana kupfuura 25mm, iyo undercut yehurefu hupi hweweld inorambidzwa zvakanyanya kudarika 1.5mm.
X
(B) Muzvikamu zvikuru, pasi pemhando ipi neipi yemutoro, kana weld iri muhukama hwakachinjika nekushushikana kwekunetseka, kudzika kwepasi kunorambidzwa zvakanyanya kupfuura 0.25mm.Kune zvimwe zviitiko, kudzika kwepasi kunorambidzwa zvakanyanya kupfuura 0.8mm.
X
(8) Stomata
(A) Kupinda kwakazara (CJP) groove welds yebutt joints uko welds inotenderera kune yakaverengerwa tensile stress, uye hapana anooneka tubular pores anotenderwa.Kune mamwe ese ma groove uye fillet welds, huwandu hwemadhayamita ehunoonekwa tubular porosity yakaenzana kana yakakura kupfuura 0.8mm haifanire kudarika 10mm mune chero 25mm kureba weld uye 20mm mune chero 300mm kureba weld.
X
(B) Kuwanda kwekuitika kwetubular pores mu fillet welds kunorambidzwa zvachose kudarika 1 pa 100mm yehurefu hwe weld, uye iyo yakakura dhayamita inorambidzwa zvakanyanya kudarika 2.5mm.Zvisizvo zvinotevera ndezvi: Pamafillet welds anobatanidza zviomarara kuwebhu, huwandu hwemadhayamita etubular porosity haifanire kudarika 10mm mune chero 25mm kureba weld, uye haifanirwe kudarika 20mm mune chero 300mm kureba weld.
X
(C) Kupinda kwakazara (CJP) groove welds yemabutt joints muhukama hwakachinjika kune yakaverengerwa tensile stress, isina tubular pores.Kune mamwe ese ma groove welds, kuwanda kwe tubular pores hakufaniri kudarika 1 pa 100mm yehurefu hwe weld, uye iyo yakakura dhayamita haingapfuuri 2.5mm.
X
Cherechedza: "X" zvinoreva mhando yekubatanidza yakakodzera, blank zvinoreva kuti haina kukodzera.
3. Zvikonzero uye kuongororwa kwezvakajairwa weld defects uye matanho ekudzivirira
1. Stomata
Welding nzira
chikonzero
Kudzivirira matanho
Manual arc welding
(1) Electrode yakaipa kana kunyorova.
(2) Weldment ine mwando, mafuta kana ngura.
(3) Sipidhi yewelding inomhanya zvakanyanya.
(4) Ikozvino yakanyanya kusimba.
(5) Iyo arc kureba haina kukodzera.
(6) Ukobvu hweweldment yakakura, uye kutonhora kwesimbi kunokurumidza.
(1) Sarudza electrode yakakodzera uye teerera kuomesa.
(2) Chenesa chikamu chakakandwa musati machipisa.
(3) Deredza kumhanya kwewelding kuitira kuti gasi remukati ribude nyore.
(4) Shandisa ikozvino yakakodzera inokurudzirwa nemugadziri.
(5) Gadzirisa iyo yakakodzera arc kureba.
(6) Ita basa rakakodzera rokupisa.
CO2 gasi yakadzivirirwa welding
(1) Iyo yepasi zvinhu yakasviba.
(2) Waya yewelding ine ngura kana kuti flux yatota.
(3) Urombo hwepanzvimbo welding uye kusarudzwa kwakashata kwewaya yewelding.
(4) Iyo yakaoma elongation yakarebesa, uye iyo CO2 gasi kudzivirira haina kunyatso.
(5) Kumhanya kwemhepo kwakakura uye hakuna mudziyo wekudzivirira mhepo.
(6) Yekumhanyisa kumhanya inokurumidza uye kutonhora kunokurumidza.
(7) Spark splashes inonamatira pamuromo, zvichikonzera kusagadzikana kwegasi.
(8) Gasi harina kuchena uye rine tsvina yakawanda (kunyanya mwando).
(1) Chengetedza kuchenesa chikamu chakakandwa usati welding.
(2) Sarudza waya welding yakakodzera uye uichengetedze yakaoma.
(3) Iyo spot welding bead haifanirwe kuve yakaremara, uye panguva imwe cheteyo, inofanira kunge yakachena, uye saizi yewaya yewelding inofanira kunge yakakodzera.
(4) Deredza hurefu hwehurefu hwehurefu uye gadzirisa kuyerera kwakakodzera gasi.
(5) Isa zvigadziriso zvemhepo.
(6) Deredza kumhanya kuti gasi remukati ribude.
(7) Chenjerera kubvisa welding slag pamuromo, uye shandisa splash adhesion inhibitor kuti uwedzere hupenyu hwemhuno.
(8) Kuchena kweCO2 kunopfuura 99.98%, uye hunyoro huri pasi pe0.005%.
Yakadzika arc welding
(1) Kune organic tsvina senge ngura, oxide firimu, girizi, nezvimwewo mu weld.
(2) Kuyerera kwacho kwatota.
(3) Kuyerera kwacho kwakasvibiswa.
(4) Sipidhi yewelding inomhanya zvakanyanya.
(5) Kusakwana flux urefu.
(6) Kureba kwekuyerera kwakakura zvakanyanya, kuitira kuti gasi risave nyore kupukunyuka (kunyanya kana saizi yechikamu cheiyo flux yakanaka).
(7) Waya yewelding ine ngura kana kusvibiswa nemafuta.
(8) Iyo polarity haina kufanira (kunyanya kana docking yakasvibiswa, inokonzeresa pores).
(1) Weld inofanira kukuyiwa kana kupiswa nemurazvo wozobviswa newaya bhurasho.
(2) inenge 300 ℃ kuomesa
(3) Chengetedza kuchengetwa kwekuyerera uye kucheneswa kwenzvimbo iri padyo nechikamu chewelding kuti udzivise kusanganiswa kwemasundries.
(4) Deredza kumhanya kwewelding.
(5) Muromo weiyo flux outlet rubber chubhu inofanira kugadziriswa kumusoro.
(6) Iyo flux outlet rubber chubhu inofanirwa kugadziridzwa yakaderera, uye iyo yakakodzera kureba ndeye 30-40mm kana iri otomatiki welding.
(7) Shandura kune wakachena welding waya.
(8) Shandura yakananga ikozvino yekubatanidza (DC-) kune yakananga ikozvino reverse yekubatanidza (DC +).
midziyo yakaipa
(1) Tafura yedecompression yakatonhodzwa, uye gasi harigone kubuda.
(2) Iyo muromo yakavharwa ne spark spatter.
(3) Waya yewelding ine mafuta uye ngura.
(1) Kana pasina heater yemagetsi yakabatanidzwa kune gasi regulator, heater yemagetsi inofanira kuiswa, uye kuyerera kwemamita kunofanira kuongororwa panguva imwe chete.
(2) Chenesa nozzle spatter nguva nenguva.Uye yakaputirwa ne splash adhesion inhibitor.
(3) Usabata mafuta kana waya welding inochengetwa kana kuiswa.
Self-shielded flux-cored wire
(1) Magetsi akawandisa.
(2) Kureba kwewaya yewelding ipfupi.
(3) Pane ngura, pendi uye mwando pamusoro pesimbi ndiro.
(4) Kona yekukwevera yetochi yewelding yakarerekera zvakanyanya.
(5) Kumhanya kunomhanya zvakanyanya, kunyanya kune yakachinjika welding.
(1) Deredza magetsi.
(2) Shandisa maererano akasiyana-siyana welding waya mirayiridzo.
(3) Chenesa usati wapinza.
(4) Deredza kona yekudhonza kusvika pa 0-20 °.
(5) Chinja zvakanaka.
3. Undercut
Welding nzira
chikonzero
Kudzivirira matanho
Manual arc welding
(1) Ikozvino ine simba zvakanyanya.
(2) Mudonzvo we welding hauna kukodzera.
(3) Arc yakarebesa.
(4) Nzira yekushanda isina kunaka.
(5) Iyo yepasi zvinhu yakasviba.
(6) Simbi yepasi inopisa.
(1) Shandisa ikozvino yakaderera.
(2) Sarudza rudzi rwakakodzera uye saizi yetsvimbo yewelding.
(3) Chengetedza kureba kwakakodzera kwearc.
(4) Shandisa kona chaiyo, inononoka kumhanya, ipfupi arc uye nhete yekumhanya nzira.
(5) Bvisa mavara emafuta kana ngura kubva pachigadziko chesimbi.
(6) Shandisa ma electrode ane madhayamita madiki.
CO2 gasi yakadzivirirwa welding
(1) Iyo arc yakarebesa uye kumhanya kwewelding inokurumidza.
(2) Panguva yekugadzira fillet, kurongeka kwe electrode hakuna kunaka.
(3) The vertical welding inoshanduka kana kushanda kusina kunaka, kuitira kuti mativi maviri e weld bead asazadzwe zvakakwana uye akacheka.
(1) Deredza kureba kwearc nekumhanya.
(2) Panguva yakatsetseka fillet welding, nzvimbo yewaya yekubatira inofanira kunge iri 1-2mm kubva pamharadzano.
(3) Ruramisa nzira yekuvhiya.
4. Slag kubatanidzwa
Welding nzira
chikonzero
Kudzivirira matanho
Manual arc welding
(1) Iyo yekumberi layer welding slag haina kubviswa zvachose.
(2) Welding current yakadzikira.
(3) Iko kumhanya kwewelding kunonoka.
(4) Iyo electrode swing yakakura zvakanyanya.
(5) Yakashata weld musanganiswa uye dhizaini.
(1) Nyatsobvisa kumberi layer welding slag.
(2) Shandisa ikozvino yakakwirira.
(3) Wedzera kumhanya kwewelding.
(4) Deredza kusvetuka kwehupamhi hwe electrode.
(5) Gadzirisa kona yakafanira yegoro uye kubvisirwa.
CO2 gasi arc welding
(1) Iyo simbi yepasi yakarerekera (kudzika) kufambisira mberi welding slag.
(2) Mushure mekuputika kwekare, welding slag haina kuchena.
(3) Ikozvino idiki kwazvo, kumhanya kunononoka, uye huwandu hwewelding hwakakura.
(4) Kana welding nenzira yekumberi, welding slag mune slot iri kumberi.
(1) Isa iyo weldment munzvimbo yakachinjika zvakanyanya sezvinobvira.
(2) Chenjerera kuchena kwebhiza rega rega.
(3) Wedzera yazvino uye welding kumhanya kuita kuti welding slag iyangamire nyore.
(4) Wedzera kumhanya kwewelding
Yakadzika arc welding
(1) Iyo welding nzira inorerekera kune base simbi, saka slag inoyerera kumberi.
(2) Munguva ye-multi-layer welding, iyo grooved surface inonyungudutswa newaya yewelding, uye welding wire iri pedyo zvakanyanya nedivi regorofu.
(3) Slag inclusions inogona kuitika panzvimbo yewelding painotangira pane dhiraivha.
(4) Kana ikozvino iri diki zvakanyanya, pane welding slag inosara pakati pematanho echipiri, uye makatsemuka anogadzirwa zviri nyore kana welding mahwendefa matete.
(5) Iyo yekumhanyisa kumhanya yakadzikira, izvo zvinoita kuti welding slag ifambire mberi.
(6) Iyo arc voltage yeyekupedzisira yekupedzisa layer yakakwira zvakanyanya, zvichiita kuti iyo yemahara welding slag imutse kumagumo kweweld bead.
(1) Iyo welding inofanira kudzoserwa kune yakatarisana, kana base simbi inofanira kuchinjirwa kune yakachinjika nzira zvakanyanya sezvinobvira.
(2) Chinhambwe chiri pakati perutivi rwechigadziko newaya yewelding chinofanira kunge chakakura kudarika dhayamita yewaya yewelding.
(3) Ukobvu hwendiro yekutungamira uye chimiro cheiyo slot inofanira kunge yakafanana nesimbi yepasi.
(4) Wedzera welding ikozvino kuita kuti yakasara welding slag inyauke nyore.
(5) Wedzera welding ikozvino uye welding kasi.
(6) Deredza voltage kana kuwedzera kumhanya kwewelding.Kana zvichidikanwa, chivharo chekuvhara chinoshandurwa kubva kune-single-pass welding kusvika kune yakawanda-pass welding.
Self-shielded flux-cored wire
(1) Iyo arc voltage yakaderera zvakanyanya.
(2) The arc ye welding wire haina kunaka.
(3) Waya yewelding inobuda yakarebesa.
(4) Ikozvino yakadzikira uye kumhanya kwewelding kunonoka.
(5) Yekutanga welding slag haina kubviswa zvakakwana.
(6) Kupasa kwekutanga hakuna kusanganiswa zvakanaka.
(7) Mugodhi wakamanikana zvakanyanya.
(8) Welds inotsvedza ichidzika.
(1) Chinja zvakanaka.
(2) Wedzera mamwe maitiro.
(3) Tevedzera mirairo yekushandiswa kwewaya dzewelding dzakasiyana.
(4) Gadzirisa iyo welding parameters.
(5) Zvakanyatsojeka
(6) Shandisa chaiyo voltage uye teerera kune swing arc.
(7) Rongedza kona yakafanira yegoro uye kucheneswa.
(8) Radzika pasi, kana kuti fambisa nokukurumidza.
5. Kupinda kusina kukwana
Welding nzira
chikonzero
Kudzivirira matanho
Manual arc welding
(1) Kusarudzwa kusina kunaka kwema electrode.
(2) Ikozvino yakaderera zvakanyanya.
(3) Iyo yekumhanyisa yekumhanyisa inokurumidza, kukwira kwekushisa hakuna kukwana, uye kumhanya kunonoka, iyo arc impulse yakavharwa newelding slag, uye haigone kupihwa kune base simbi.
(4) Weld dhizaini uye musanganiswa hazvina kunaka.
(1) Shandisa electrode inopinda mukati.
(2) Shandisa magetsi akakodzera.
(3) Shandisa kumhanya kwakakodzera welding pane.
(4) Wedzera chiyero chekuchera, wedzera gap, uye kuderedza kudzika kwemidzi.
CO2 gasi yakadzivirirwa welding
(1) Iyo arc idiki zvakanyanya uye kumhanya kwewelding kwakadzikira.
(2) Arc yakarebesa.
(3) Kutadza kupinza dhizaini.
(1) Wedzera welding ikozvino uye kumhanya.
(2) Deredza kureba kwearc.
(3) Wedzera dhigirii rekutsenga.Wedzera gomba uye kuderedza kudzika kwemidzi.
Self-shielded flux-cored wire
(1) Ikozvino yakaderera zvakanyanya.
(2) Kumhanyisa kwewelding kunonoka.
(3) Magetsi akawandisa.
(4) Arc swing isina kunaka.
(5) Bevel angle isina kunaka.
(1) Wedzera ikozvino.
(2) Wedzera kumhanya kwewelding.
(3) Deredza magetsi.
(4) Dzidzira zvakawanda.
(5) Shandisa kona hombe yekurovera.
6. Mutswe
Welding nzira
chikonzero
Kudzivirira matanho
Manual arc welding
(1) Iyo weldment ine yakawandisa alloy maelement senge kabhoni uye manganese.
Welding nzira
chikonzero
Kudzivirira matanho
Manual arc welding
(1) Iyo weldment ine yakawandisa alloying zvinhu senge kabhoni uye manganese.
(2) Hunhu hwe electrode husina kunaka kana hunyoro.
(3) Kudzivirirwa kushushikana kweweld yakakura kwazvo.
(4) Sulfur yemukati yebhasibar zvinhu zvakanyanyisa, izvo zvisingakodzeri welding.
(5) Kusagadzirira zvakakwana pakuvaka.
(6) Ukobvu hwesimbi yepasi yakakura uye kutonhora kunokurumidza.
(7) Ikozvino ine simba zvakanyanya.
(8) Yekutanga weld pass haina kukwana kuramba shrinkage stress.
(1) Shandisa yakaderera hydrogen electrode.
(2) Shandisa ma electrode akakodzera uye teerera pakuomesa.
(3) Kuvandudza dhizaini, teerera kune welding kutevedzana, uye itisa kupisa kurapwa mushure mekushongedza.
(4) Rega kushandisa simbi yakaipa.
(5) Preheating kana post-heating inofanirwa kutariswa panguva yewelding.
(6) Preheat simbi yepasi uye itonhorere zvishoma nezvishoma mushure mekugadzira.
(7) Shandisa magetsi akakodzera.
(8) Simbi yekushongedza yekutanga welding inofanira kuramba zvizere shrinkage kusagadzikana.
CO2 gasi yakadzivirirwa welding
(1) The slotting angle idiki zvakanyanya, uye mapear-shape uye weld bead makatsemuka achaitika panguva yekumusoro-ikozvino welding.
(2) Iyo kabhoni yemukati yesimbi yepasi uye mamwe alloys akanyanya kukwirira (weld bead uye inopisa mumvuri zone).
(3) Kana multi-layer welding, yekutanga layer ye weld bead idiki zvakanyanya.
(4) Kurongeka kusina kunaka kwewelding, zvichiita kuti iwedzere kusunga simba.
(5) Waya yewelding yakanyorova, uye haidhirojeni inopinda mubead yeweld.
(6) Sleeve plate haina kunyatsobatanidzwa, zvichikonzera kusaenzana uye kusagadzikana.
(7) Kutonhodza kunononoka (simbi isina tsvina, aluminium alloy, nezvimwewo) nekuda kwekuwandisa kwewelding huwandu hwekutanga.
(1) Teerera kune kurongeka kwekona yakakodzera yekutsveta uye yazvino, uye wedzera kona yekurovera kana zvichidikanwa.
(2) Shandisa maelectrodes ane low carbon content.
(3) Yekutanga welding simbi inofanirwa kuve inodzivirira zvakakwana kune shrinkage kusagadzikana.
(4) Kuvandudza dhizaini, teerera kutevedzana kwewelding, uye itisa kurapwa kwekupisa mushure mekushongedza.
(5) Nyatsocherechedza kuchengetedzwa kwewaya yewelding.
(6) Teerera kune kurongeka kwekubatanidzwa kweweldment.
(7) Teerera kune chaiyo ikozvino uye welding kumhanya.
Yakadzika arc welding
(1) Waya yewelding uye flux inoshandiswa pabhesi resimbi yeweld haina kunyatsoenderana ( base simbi ine yakawandisa kabhoni, uye waya simbi ine yakawandisa manganese).
(2) Weld bead inokurumidza kutonhodzwa kuti iomese nzvimbo inobatwa nekupisa.
(3) Huwandu hwekabhoni nesarufa muwaya yewelding yakakura kwazvo.
(4) Simba rebead rakagadzirwa muchikamu chekutanga che-multi-layer welding harina kukwana kurwisa shrinkage stress.
(5) Kupinda kwakanyanya kana kupatsanurwa panguva yefillet welding.
(6) Kutevedzana kwekuvaka welding hakuna kunaka, uye simba rekusunga resimbi yepasi rakakura.
7
(1) Shandisa welding waya ine yakakwira manganese zvirimo.Kana iyo simbi yepasi ine yakawanda kabhoni, preheating matanho anofanirwa kutorwa.
(2) Ikozvino welding uye voltage inoda kuwedzerwa, kumhanya kwewelding kunofanirwa kudzikiswa, uye base simbi inoda kupiswa.
(3) Tsiva waya yewelding.
(4) Simbi yekushivirira yekutanga mupendero we weld bead inofanirwa kuramba zvizere shrinkage kusagadzikana.
(5) Deredza welding ikozvino uye welding kasi uye shandura polarity.
(6) Nyatsoteerera nzira dzokuvaka dzakataurwa uye ipa mirayiridzo yekushanda kwewelding.
(7) Chiyero che weld bead hupamhi kusvika pakadzika inenge 1: 1:25, ikozvino inoderera uye magetsi anowedzera.
7. Deformation
Welding nzira
chikonzero
Kudzivirira matanho
welding noruoko
CO2 gasi yakadzivirirwa welding
Self-shielded flux-cored wire welding
Otomatiki yakanyura arc welding
(1) Mawelding layers akawandisa.
(2) Kurongeka kusina kunaka.
(3) Kusagadzirira zvakakwana pakuvaka.
(4) Kunyanya kutonhora kwesimbi yepasi.
(5) Simbi yepasi inopisa.(pepa)
(6) Zvisizvo weld design.
(7) Simbi yakawandisa inoiswa weld.
(8) Nzira yekudzivirira haina kururama.
(1) Shandisa maelectrodes ane madhayamita akakura uye mafambiro akakwirira.
(2) Kururamisa kutevedzana kwewelding
(3) Usati welding, shandisa chigadziriso kugadzirisa weldment kuti usapinda muhondo.
(4) Dzivisa kutonhora kwakanyanya kana preheating yesimbi yepasi.
(5) Shandisa welding consumables ine yakaderera kupinda.
(6) Deredzai weld gap uye kuderedza nhamba ye slots.
(7) Chenjerera kuhukuru hwewelding uye usaite kuti weld bead iwedzere.
(8) Teerera kune matanho ekugadzirisa ekudzivirira deformation.
8. Zvimwe zvirema zvewelding
Welding nzira
chikonzero
Kudzivirira matanho
overlapping
(1) Ikozvino yakaderera zvakanyanya.
(2) Kumhanyisa kwewelding kunonoka.
(1) Shandisa magetsi akakodzera.
(2) Shandisa sipidhi yakakodzera.
Kusaita zvakanaka weld bead kutaridzika
(1) Tsvimbo yewelding isina kukwana.
(2) Nzira yekushanda haina kukodzera.
(3) Ikozvino welding yakakwira zvakanyanya uye dhayamita ye electrode yakanyanya kukora.
(4) Weldment yakanyanyisa kupisa.
(5) Mune weld bead, iyo welding nzira haina kunaka.
(6) Tipi yekubata inopfekwa.
(7) Kureba kwekureba kwewaya welding kunoramba kusingachinji.
(1) Sarudza electrode yakaoma yehukuru hwakakodzera uye hutano hwakanaka.
(2) Gamuchira yunifomu uye kumhanya kwakakodzera uye kutevedzana kwewelding.
(3) Sarudza welding neakakodzera ikozvino uye dhayamita.
(4) Deredza ikozvino.
(5) Dzidzira zvakawanda.
(6) Tsiva zano rekuonana.
(7) Chengetedza hurefu hwakatarwa uye uve nehunyanzvi.
dent
(1) Kushandiswa zvisina kufanira kwetsvimbo dzewelding.
(2) Electrode yakanyorova.
(3) Kunyanya kutonhora kwesimbi yepasi.
(4) Ma electrode asina kuchena uye kupatsanurwa kweweldments.
(5) Iyo kabhoni uye manganese zvikamu muweldment zvakanyanyisa.
(1) Shandisa electrode yakakodzera, kana isingagoni kubviswa, shandisa yakaderera-hydrogen electrode.
(2) Shandisa ma electrode akaomeswa.
(3) Deredza kumhanya kwewelding uye kudzivirira kutonhora nekukurumidza.Zvakanakisisa kuisa preheating kana postheating.
(4) Shandisa yakanaka yakaderera hydrogen mhando electrode.
(5) Shandisa maelectrodes ane munyu wepamusoro.
chikamu arc
(1) Munguva yeDC welding, iyo magineti inogadzirwa neiyo weldment haina kuenzana, izvo zvinoita kuti arc ibve.
(2) Nzvimbo yewaya yepasi haina kunaka.
(3) Kona yekukwevera yetochi yewelding yakakura kwazvo.
(4) Kureba kwewaya yewelding ipfupi.
(5) Voltage yakawandisa uye arc yakarebesa.
(6) Ikozvino yakakurisa.
(7) The welding speed inokurumidza.
(1) Isa tambo yepasi kune rumwe rutivi rwearc, kana weld kune rumwe rutivi, kana kushandisa arc pfupi, kana kugadzirisa magnetic field kuti iwedzere kufanana, kana kuchinja kune AC welding.
(2) Gadzirisa nzvimbo yetambo yepasi.
(3) Deredza mwenje wekukweva wetochi.
(4) Wedzera urefu hwekuwedzera kwewaya welding.
(5) Deredza voltage uye arc.
(6) Chinja kuti ushandise magetsi chaiwo.
(7) The welding speed inononoka.
kupisa kuburikidza
(1) Kana paine slotted welding, ikozvino yakakura zvakanyanya.
(2) Mukaha uripo pakati pemawedhi wakakurisa zvakanyanya nekuda kwekusafamba zvakanaka.
(1) Deredza mhepo yazvino.
(2) Deredza mukaha we weld.
Uneven weld bead
(1) Tipi yekubata inopfekwa, uye waya inobuda inotenderera.
(2) The welding torch operation haina hunyanzvi.
(1) Tsiva iyo welding yekusangana tipi neitsva.
(2) Ita mamwe maekisesaizi ekudzidzira.
Welding misodzi
(1) Ikozvino yakakurisa uye kumhanya kwewelding kunonoka.
(2) Arc ipfupi uye weld bead yakakwira.
(3) Waya yewelding haina kurongeka zvakanaka.(kana fillet welding)
(1) Sarudza chaiyo ikozvino uye welding kumhanya.
(2) Wedzera kureba kwearc.
(3) Waya yewelding haifanirwe kunge iri kure nemharadzano.
Mhepo dzakawandisa
(1) Tsvimbo yewelding isina kukwana.
(2) Arc yakarebesa.
(3) Ikozvino yakanyanyisa kana kuti yakaderera.
(4) Iyo arc voltage yakakwira zvakanyanya kana yakaderera.
(5) Waya yewelding inobuda yakarebesa.
(6) Tochi yewelding yakarerekera zvakanyanya uye kona yekukwevera yakakurisa.
(7) Welding waya yakanyanyisa hygroscopic.
(8) Muchina wewelding uri muhurombo.
(1) Shandisa magetsi akaoma uye akakodzera.
(2) Shandisa arc pfupi.
(3) Shandisa magetsi akakodzera.
(4) Chinja zvakanaka.
(5) Tevedzera mirairo yekushandiswa kwewaya dzewelding dzakasiyana.
(6) Ichengete yakatwasuka sezvinobvira uye dzivisa kurerekera zvakanyanya.
(7) Teerera kumamiriro ekuchengetedza eimba yekuchengetera zvinhu.
(8) Gadzirisa, teerera kugadzirisa mukati mevhiki.
Weld bead zigzag
(1) Waya yewelding inobatirira kureba.
(2) Waya yewelding yakamonyoroka.
(3) Kutadza kushanda kwemutsara wakatwasuka.
(1) Shandisa urefu hwakakodzera, semuenzaniso, waya yakasimba inotambanudza 20-25mm kana ikozvino yakakura.Kureba kwacho kunoda kuita 40-50mm panguva yekuzvivharira welding.
(2) Tsiva waya neitsva kana kugadzirisa iyo twist.
(3) Paunenge uchishanda mumutsara wakatwasuka, tochi yewelding inofanira kuchengetwa yakatwasuka.
Iyo arc haina kugadzikana
(1) Iyo yekubata tipi kumucheto kumberi kwetochi yewelding yakakura kwazvo kupfuura dhayamita yepakati yewaya yewelding.
(2) Tipi yekubata inopfekwa.
(3) Waya yewelding yakamonereka.
(4) Kutenderera kwewaya yekutakurisa hakuna kutsetseka.
(5) Mugero wevhiri rinotakura waya wakasakara.
(6) Vhiri rekutsikirira harina kudzvanywa zvakanaka.
(7) Kupikisa kwejoint conduit yakakura zvikuru.
(1) Iyo yepakati dhayamita yewaya yewelding inofanirwa kuenderana neinobatana tip.
(2) Tsiva zano rekuonana.
(3) Ruramisa tambo yewaya.
(4) Oirirai shaft yeconveyor kuti idzore kutenderera.
(5) Tsiva vhiri.
(6) Kudzvanywa kunofanirwa kuve kwakakodzera, waya yakasununguka zvakare yakashata, waya yakanyanyisa kukuvara.
(7) Iko kukotama kwecatheter yakakura kwazvo, gadzirisa uye dzikisa huwandu hwekukotama.
Arc inoitika pakati penozzle uye base simbi
(1) Short circuit pakati pe nozzle, conduit kana yekubata tipi.
(1) Spark spatter sticks uye muromo wakawandisa kuti ubviswe, kana shandisa ceramic chubhu ine insulation yekudzivirira ye torch yewelding.
Welding torch nozzle overheating
(1) Mvura inotonhorera haigoni kubuda zvakakwana.
(2) Ikozvino yakakurisa.
(1) Pombi yemvura inotonhorera yakavharwa.Kana pombi yemvura inotonhodza yakavharwa, inofanira kubviswa kuti mvura ikwire uye kuyerera zvakanaka.
(2) The welding torch inoshandiswa mukati meiyo inobvumidzwa renji uye chiyero chekushandisa.
Waya inonamira kumuromo wekubata
(1) Chinhambwe chiri pakati petipi yekubata nesimbi yepasi ipfupi.
(2) Kupokana kwecatheter kwakakurisa uye kudya kwewaya kwakashata.
(3) Ikozvino idiki uye magetsi akakurisa.
(1) Shandisa chinhambwe chakakodzera kana arc yakati rebei kuti utange arc, uye wozogadzirisa kune chinhambwe chakakodzera.
(2) Bvisa mukati me catheter kuti ugone kuburitsa zvakanaka.
(3) Gadzirisa zvakakodzera ikozvino uye voltage values.
Nguva yekutumira: Jun-07-2022