1. Gulu
Arc kuwotcherera kungagawidwe kukhalakuwotcherera arc manual, kuwotcherera kwa semi-automatic (arc), kuwotcherera kodziwikiratu (arc). Makinawa (arc) kuwotcherera nthawi zambiri amatanthauza kumizidwa arc basi kuwotcherera - malo kuwotcherera yokutidwa ndi wosanjikiza zoteteza flux, ndi photonic waya wopangidwa ndi filler zitsulo anaikapo mu flux wosanjikiza, ndi kuwotcherera zitsulo amapanga arc, ndi arc ndi m'manda pansi pa flux wosanjikiza, ndi kutentha kwaiye kwa arc amasungunula kuwotcherera zitsulo, chitsulo chosungunula ndi kupanga chitsulo chosungunula, ndi chitsulo chosungunula ndi kupanga makina otsekemera. Chomwe chimagwiritsidwa ntchito kwambiri ndi kuwotcherera arc pamanja.
2.Basic ndondomeko
Njira yoyambira kuwotcherera arc ndi motere: a. Tsukani malo owotcherera musanayambe kuwotcherera kuti zisakhudze mtundu wa kuyatsa kwa arc ndi msoko wowotcherera. b. Konzani mawonekedwe olowa (mtundu wa groove). Udindo wa poyambira ndi kupanga kuwotcherera ndodo, kuwotcherera waya kapena nyali (nozzle kuti kupopera acetylene-oksijeni lawi pa mpweya kuwotcherera) molunjika pansi pa poyambira kuonetsetsa kuwotcherera malowedwe, ndipo zimathandiza kuti slag kuchotsa ndi kutsogolera oscillation kofunika wa kuwotcherera ndodo kupeza bwino nkhokwe. Maonekedwe ndi kukula kwa poyambira makamaka zimadalira welded zakuthupi ndi specifications (makamaka makulidwe), komanso kuwotcherera njira anatengera, mawonekedwe a weld msoko, etc. Common grooved mitundu mu ntchito zothandiza ndi: zopindika olowa - oyenera mbali woonda ndi makulidwe <3mm; Lathyathyathya poyambira - oyenera mbali woonda 3 ~ 8mm; poyambira V woboola pakati - oyenera workpieces ndi makulidwe a 6 ~ 20mm (kuwotcherera mbali imodzi); Chithunzi chojambula cha weld poyambira mtundu X-mtundu poyambira - oyenera workpieces ndi makulidwe a 12 ~ 40mm, ndipo pali symmetrical ndi asymmetrical X groove (kuwotcherera pawiri-mbali); poyambira U-woboola pakati - oyenera workpieces ndi makulidwe a 20 ~ 50mm (kuwotcherera mbali imodzi); Poyambira woboola pakati pa U - yoyenera zida zogwirira ntchito ndi makulidwe a 30 ~ 80mm (kuwotcherera mbali ziwiri). Mphepete mwa groove nthawi zambiri imatengedwa kuchokera ku 60 mpaka 70 °, ndipo cholinga chogwiritsa ntchito m'mphepete mwake (chomwe chimatchedwanso kutalika kwa mizu) ndikuletsa kuwotcherera kuti zisawotchere, pomwe kusiyana kwake ndikupangitsa kuti kuwotcherera kulowe.
3.Main parameters
Zofunika kwambiri mu kuwotcherera specifications arc kuwotcherera ndi: kuwotcherera ndodo mtundu (malingana ndi zinthu zakuthupi m'munsi), elekitirodi awiri (malingana ndi makulidwe kuwotcherera, kuwotcherera udindo, chiwerengero cha zigawo kuwotcherera, kuwotcherera liwiro, kuwotcherera panopa, etc.), kuwotcherera panopa, kuwotcherera wosanjikiza, etc. Kuwonjezera tatchulazi wamba kuti kuwotcherera wamba, kuwotcherera, komanso khalidwe kuwotcherera, komanso khalidwe kuwotcherera, ndi khalidwe kuwotcherera. kuwotcherera arc otetezedwa: mwachitsanzo,kuwotcherera argon arcntchito argon monga chotchinjiriza mpweya m'dera kuwotcherera, carbon dioxide kutetezedwa kuwotcherera ntchito mpweya woipa monga chotchinjiriza mpweya m'dera kuwotcherera, etc., mfundo yaikulu ndi kuwotcherera ndi arc monga gwero kutentha, ndipo nthawi yomweyo mosalekeza utsi zoteteza mpweya ku nozzle wa kutsitsi mfuti kudzipatula mpweya ku kuwotcherera m'dera zitsulo zosungunula ndi kuteteza zitsulo zitsulo mu dziwe zitsulo. mpweya, nayitrogeni, haidrojeni ndi kuipitsidwa kwina kuti akwaniritse cholinga chowongolera kuwotcherera. Tungsten argon arc kuwotcherera: ndodo yachitsulo ya tungsten yokhala ndi malo osungunuka kwambiri imagwiritsidwa ntchito ngati electrode yomwe imapanga arc pamene kuwotcherera, ndi kuwotcherera kwa arc pansi pa chitetezo cha argon, chomwe nthawi zambiri chimagwiritsidwa ntchito muzitsulo zosapanga dzimbiri, aloyi yotentha kwambiri ndi kuwotcherera kwina ndi zofunika kwambiri. Kuwotcherera kwa Plasma arc: Iyi ndi njira yowotcherera yomwe imapangidwa ndi kuwotcherera kwa tungsten argon arc, mu kabowo kakang'ono ka makina a Arc kuwotcherera kukula kwachiweruzo: yaing'ono yamakono: yopapatiza mkanda, kulowa osaya, yosavuta kupanga yokwera kwambiri, yosakanizidwa, osati yowotcherera, slag, porosity, ndodo yowotcherera yowotcherera, kuphulika kwa arc, ndi zina zambiri. m'lifupi, kuya kwa malowedwe ndi kwakukulu, m'mphepete mwa kuluma, kuwotcha-kupyola, dzenje lochepetsera, kuphulika kuli kwakukulu, kutentha kwakukulu, kusinthika kwakukulu, chotupa cha weld ndi zina zotero.
Nthawi yotumiza: Jun-30-2022