Awọn ipilẹ ilana ti Afowoyi aaki alurinmorin

1.Classification

Arc alurinmorin le ti wa ni pin sialurinmorin aaki Afowoyi, ologbele-laifọwọyi (aaki) alurinmorin, laifọwọyi (arc) alurinmorin.Aifọwọyi (arc) alurinmorin nigbagbogbo n tọka si alurinmorin arc laifọwọyi - aaye alurinmorin ti wa ni bo pelu ipele aabo ti ṣiṣan, okun waya photonic ti a ṣe ti irin kikun ti fi sii sinu Layer ṣiṣan, ati irin alurinmorin n ṣe agbekalẹ arc, arc jẹ sin labẹ ṣiṣan Layer, ati awọn ooru ti ipilẹṣẹ nipasẹ awọn aaki yo awọn weld waya, ṣiṣan ati mimọ irin lati fẹlẹfẹlẹ kan ti weld, ati awọn alurinmorin ilana ti wa ni aládàáṣiṣẹ.Awọn julọ commonly lo ni aaki alurinmorin.

2.Ipilẹ ilana

Awọn ipilẹ ilana ti Afowoyi aaki alurinmorin ni bi wọnyi: a.Nu dada alurinmorin ṣaaju ki o to alurinmorin ki o ko ba le ni ipa lori didara iginisonu arc ati okun weld.b.Mura fọọmu apapọ (iruve iru).Awọn ipa ti awọn yara ni lati ṣe awọn alurinmorin ọpá, alurinmorin waya tabi ògùṣọ (nozzle ti o sprays acetylene-atẹgun ina nigba gaasi alurinmorin) taara sinu isalẹ ti yara lati rii daju alurinmorin ilaluja, ati ki o jẹ conducive to slag yiyọ ati ki o dẹrọ awọn pataki pataki. oscillation ti awọn alurinmorin ọpá ni yara lati gba kan ti o dara seeli.Apẹrẹ ati iwọn ti yara ni pato dale lori ohun elo welded ati awọn alaye rẹ (nipataki sisanra), bakanna bi ọna alurinmorin ti a gba, fọọmu ti okun weld, bbl Awọn iru grooved ti o wọpọ ni awọn ohun elo to wulo jẹ: awọn isẹpo te – o dara fun awọn ẹya tinrin pẹlu sisanra ti <3mm;Yara alapin - o dara fun awọn ẹya tinrin ti 3 ~ 8mm;V-sókè yara - o dara fun workpieces pẹlu kan sisanra ti 6 ~ 20mm (nikan-apa alurinmorin);Sikematiki aworan atọka ti weld groove iru X-iru iho – o dara fun workpieces pẹlu kan sisanra ti 12 ~ 40mm, ati nibẹ ni o wa symmetrical ati asymmetrical X grooves (ni ilopo-apa alurinmorin);U-sókè yara - o dara fun workpieces pẹlu kan sisanra ti 20 ~ 50mm (nikan-apa alurinmorin);Double U-sókè yara – o dara fun workpieces pẹlu kan sisanra ti 30 ~ 80mm (meji-apa alurinmorin).Igun igun naa ni a maa n gba lati 60 si 70 °, ati idi ti lilo awọn egbegbe ṣoki (ti a npe ni giga root) ni lati ṣe idiwọ weldment lati sisun nipasẹ, lakoko ti aafo ni lati dẹrọ ilaluja alurinmorin.

3.Main paramita  

Awọn paramita pataki julọ ni awọn pato alurinmorin ti alurinmorin arc ni: iru ọpa alurinmorin (da lori ohun elo ti ohun elo ipilẹ), iwọn ila opin elekiturodu (da lori sisanra weldment, ipo weld, nọmba ti awọn fẹlẹfẹlẹ alurinmorin, iyara alurinmorin, lọwọlọwọ alurinmorin, bbl .), alurinmorin lọwọlọwọ, Layer alurinmorin, bbl Ni afikun si awọn loke-darukọ loke-darukọ arinrin aaki alurinmorin, ni ibere lati siwaju mu awọn didara ti alurinmorin, o ti wa ni tun lo: gaasi shielded arc alurinmorin: fun apẹẹrẹ, argon arc alurinmorin nipa lilo argon bi gaasi idabobo ni agbegbe alurinmorin, erogba oloro idabobo alurinmorin nipa lilo erogba oloro bi gaasi idabobo ni agbegbe alurinmorin, ati be be lo, awọn ipilẹ opo ni lati weld pẹlu aaki bi awọn ooru orisun, ati ni akoko kanna continuously fun sokiri aabo. gaasi lati nozzle ti ibon sokiri lati ya sọtọ afẹfẹ kuro ninu irin didà ni agbegbe alurinmorin lati daabobo arc ati irin omi ti o wa ninu adagun alurinmorin lati atẹgun, nitrogen, Hydrogen ati idoti miiran lati ṣaṣeyọri idi naati imudarasi didara alurinmorin.Tungsten argon arc alurinmorin: irin tungsten opa ti o ni aaye yo to ga ni a lo bi elekiturodu ti o ṣe agbejade arc nigba alurinmorin, ati alurinmorin arc labẹ aabo ti argon, eyiti a lo nigbagbogbo ni irin alagbara, irin alloy otutu giga ati alurinmorin miiran. pẹlu ti o muna ibeere.Pilasima arc alurinmorin: Eyi jẹ ọna alurinmorin ti o ni idagbasoke nipasẹ tungsten argon arc alurinmorin, ni iho nozzle ti ẹrọ Arc alurinmorin lọwọlọwọ idajọ iwọn: kekere lọwọlọwọ: dín alurinmorin ilẹkẹ, aijinile ilaluja, rọrun lati dagba ga ju, ko dapọ, ko welded nipasẹ, slag, porosity, weld opa adhesion, arc kikan, ko si asiwaju aaki, bbl Awọn ti isiyi jẹ tobi: awọn weld ileke ni fife, awọn ijinle ilaluja ni o tobi, awọn ojola eti, awọn sisun-nipasẹ, awọn isunki iho, asesejade jẹ nla, overburn, abuku jẹ nla, tumo weld ati bẹbẹ lọ.