Kuwotcherera arc ndi njira yomwe imagwiritsidwa ntchito kwambiri popanga mapaipi, makamaka pakugwiritsa ntchito madzi apansi panthaka. Komabe, monga njira ina iliyonse yamafakitale, imabwera ndi zovuta zake. Mu blog iyi, tifufuza mavuto omwe amakumana nawo nthawi yowotcherera arc ya pipeline ndikupereka mayankho ogwira mtima kuti tiwonetsetse kuti chinthu chapamwamba komanso cholimba chikupangidwa.
Fakitale yathu ili ku Cangzhou, Hebei Province ndipo yakhala patsogolo pa kupanga mapaipi kuyambira mu 1993. Fakitale yathu ili ndi malo okwana masikweya mita 350,000 ndipo ili ndi antchito 680 akatswiri. Timadzitamandira kugwiritsa ntchito ukadaulo wapamwamba wozungulira wozungulira, womwe umatsimikizira kuti zinthu zathu zimakhala zabwino kwambiri komanso zolimba. Ukadaulo wamakonowu wapangidwa kuti ukwaniritse miyezo yapamwamba kwambiri ya madzi apansi panthaka, zomwe zimapangitsa mapaipi athu kukhala njira yodalirika komanso yokhalitsa yogwiritsira ntchito zinthu zosiyanasiyana.
Mavuto Ofala a ArcChitoliro Chopangidwa ndi Welded
1. Ubwino wosasinthasintha wa weld: Limodzi mwa mavuto omwe amapezeka kwambiri pakuweda arc ndikupeza ubwino wofanana wa weld. Kusintha kwa kutentha, liwiro loyenda, ndi ngodya ya electrode kungayambitse weld yofooka kapena yosakwanira.
Yankho: Kugwiritsa ntchito njira zowongolera khalidwe ndi kugwiritsa ntchito makina olumikizira okha kungathandize kusunga kusinthasintha. Kuphunzitsa olumikizira nthawi zonse njira zabwino komanso kugwiritsa ntchito ukadaulo wapamwamba wowunikira kungathandizenso kupititsa patsogolo ubwino wa olumikizira.
2. Kusintha ndi kupindika: Kutentha komwe kumachitika panthawi yowotcherera kungayambitse kupindika kapena kupindika kwa chitoliro, zomwe zimapangitsa kuti chitolirocho chisayende bwino komanso kuti chilephereke kugwiritsidwa ntchito.
Yankho: Kutenthetsa chitoliro musanagwiritse ntchito cholumikizira ndi kugwiritsa ntchito njira zoyenera zolumikizira kungachepetse kusokonekera. Kuphatikiza apo, kugwiritsa ntchito njira zolumikizira zolumikizira zambiri kungathandize kugawa kutentha mofanana, kuchepetsa chiopsezo cha kupindika.
3. Kubowola ndi Kuphatikizika: Kupezeka kwa matumba a mpweya (kubowola) kapena zinthu zakunja (kuphatikizika) mu weld kungawononge umphumphu wa chitoliro.
Yankho: Kuonetsetsa kuti malo ogwirira ntchito ndi aukhondo komanso kugwiritsa ntchito zipangizo zodzaza zapamwamba kwambiri kungachepetse kwambiri chiopsezo cha ma porosity ndi inclusions. Kuyang'ana pafupipafupi zida zowotcherera ndichitoliro chowotcherera cha arcndikofunikiranso kuti munthu akhale waukhondo.
4. Kusweka: Chifukwa cha kuzizira mofulumira kapena njira zowotcherera zosayenerera, ming'alu ingachitike, zomwe zingachititse kuti payipi iwonongeke.
Yankho: Kuwongolera kuchuluka kwa kuziziritsa ndi kugwiritsa ntchito njira zotenthetsera zisanayambike kungathandize kupewa kusweka. Kuphatikiza apo, kusankha zinthu zoyenera zodzaza zomwe zikugwirizana ndi zinthu zazikulu kungathandize kuti weld isasweke.
5. Kusalowa mokwanira: Kusalowa mokwanira kungayambitse chiwalo chofooka chomwe chingalephereke chifukwa cha kupanikizika.
Yankho: Kusintha magawo a welding monga voltage ndi current kungapangitse kuti welding ikule kwambiri. Kuwunika bwino ndi kuyesa weld kumathandizanso kuzindikira ndikukonza mavuto aliwonse mapaipi asanayambe kugwira ntchito.
Pomaliza
Ku malo athu a ku Cangzhou, tikumvetsa kufunika kothana ndi mavuto ofala awa a arc welding kuti tipange chitoliro chomwe chimakwaniritsa miyezo yapamwamba kwambiri yaubwino ndi kulimba. Pogwiritsa ntchito ukadaulo wapamwamba wa spiral submided arc welding, timaonetsetsa kuti zinthu zathu sizodalirika zokha komanso zimatha kukwaniritsa zosowa zosiyanasiyana, makamaka m'machitidwe operekera madzi apansi panthaka.
Mwa kukumana ndi mavutowa mwachangu ndikugwiritsa ntchito njira zothandiza, titha kupitiriza kupatsa makasitomala athu zinthu zabwino zomwe zimapirira nthawi yayitali. Kaya mukufuna mapaipi omangira, zomangamanga kapena mafakitale, kudzipereka kwathu kuzinthu zabwino komanso zatsopano kumatsimikizira kuti mukupeza yankho labwino kwambiri pazosowa zanu.
Nthawi yotumizira: Marichi-26-2025