Njira yolumikizira arc ndi yofunika kwambiri popanga mapaipi olumikizidwa ndi spiral, makamaka mapaipi a gasi wachilengedwe. Ukadaulowu umagwiritsa ntchito kutentha kwambiri kuti upange mgwirizano wolimba komanso wokhazikika pakati pa mapaipi, kuonetsetsa kuti mapaipiwo amatha kupirira zovuta zomwe akufuna kugwiritsa ntchito. Komabe, monga njira iliyonse yopangira, kulumikiza arc kuli ndi zovuta zake. Zolakwika zolumikizira mapaipi zomwe zimafala zimatha kusokoneza umphumphu wa cholumikizira, zomwe zimapangitsa kuti zilephereke m'munda. Kumvetsetsa zolakwika izi ndikugwiritsa ntchito njira zodzitetezera ndikofunikira kwambiri kwa opanga, makamaka makampani ngati athu, omwe ali ku Cangzhou, Hebei Province, omwe akhala mtsogoleri mumakampani kuyambira 1993.
Zolakwika zodziwika bwino za chitoliro
1. Kubowola: Vutoli limachitika pamene matumba a mpweya apangidwa mkati mwa cholumikizira, zomwe zimafooketsa cholumikizira. Kubowola kumatha kuchitika chifukwa cha kuipitsidwa, chinyezi, kapena njira zosayenera zolumikizira.
2. Kudula: Chitsulo chachikulu chomwe chili m'mphepete mwa weld chikasungunuka, mpata umapangidwa, zomwe zimafooketsa weld. Izi nthawi zambiri zimachitika chifukwa cha kutentha kwambiri kapena liwiro lolakwika la weld.
3. Zinthu Zophatikizidwa: Izi ndi zinthu zopanda chitsulo zomwe zimagwidwa mu weld ndikufooketsa weld. Zinthu zomwe zaphatikizidwazo zitha kuchokera ku slag kapena zinthu zina zodetsa zomwe sizinachotsedwe bwino musanawotchere.
4. Kusweka: Ming'alu ingachitike muchotchingira chubukapena malo omwe akhudzidwa ndi kutentha chifukwa cha kuzizira mwachangu, zinthu zodzaza zosayenerera kapena kupsinjika kwambiri kwa weld.
5. Kusakanikirana Kosakwanira: Vutoli limachitika pamene chitsulo chosungunula sichikugwirizana bwino ndi chitsulo choyambirira, zomwe zimapangitsa kuti cholumikiziracho chikhale chofooka. Izi zitha kuchitika chifukwa cha kutentha kosakwanira kapena njira yolumikizira yolakwika.
Momwe mungapewere zolakwika zowotcherera
Kupewa mavuto ofala awa okhudzana ndi kuwotcherera mapaipi kumafuna kuphatikiza maphunziro oyenera, kukonza zida, komanso kutsatira njira zabwino kwambiri. Nazi njira zina zomwe mungagwiritse ntchito:
1. Maphunziro Oyenera: Ndikofunikira kuonetsetsa kuti odulira anu aphunzitsidwa bwino njira zodulira arc. Maphunziro okhazikika angathandize kuti azidziwa njira ndi njira zatsopano zodulira arc.
2. Kuwongolera Ubwino: Kugwiritsa ntchito njira yolimba yowongolera ubwino kumathandiza kuzindikira zolakwika kumayambiriro kwa njira yopangira. Kuyang'ana ndi kuyesa ma weld nthawi zonse kumatha kuzindikira mavuto asanakhale mavuto aakulu.
3. Kusamalira Zipangizo: Kusamalira zida zowotcherera nthawi zonse n'kofunika kwambiri kuti zitsimikizire kuti zikugwira ntchito bwino. Izi zikuphatikizapo kuyang'ana ngati zikugwira ntchito bwino, kuyeretsa, ndikusintha ziwalo zosweka.
4. Kukonzekera Zinthu: Kukonzekera bwino zinthu musanagwiritse ntchito chogwirira kungathandize kuchepetsa kwambiri vuto la zolakwika. Izi zikuphatikizapo kuyeretsa pamwamba kuti muchotse zinthu zodetsa ndikuonetsetsa kuti zinthuzo zauma.
5. Malo Olamulidwa: Kusungunula zinthu m'malo olamulidwa kungathandize kuchepetsa mavuto omwe amabwera chifukwa cha zinthu zakunja monga kutentha ndi chinyezi.
6. Gwiritsani ntchito zipangizo zabwino: Kugula zinthu zogwiritsidwa ntchito zowotcherera zabwino kwambiri kungachepetse mwayi wokhala ndi zolakwika. Izi zikuphatikizapo kugwiritsa ntchito zinthu zoyenera zodzaza ndikuwonetsetsa kuti zinthu zazikuluzo zikukwaniritsa zofunikira zoyenera.
Fakitale yathu ku Cangzhou imapanga matani 400,000 a mapaipi achitsulo chozungulira pachaka ndi antchito odzipereka 680. Kudzipereka kwathu pa khalidwe ndi zatsopano kumatipangitsa kukhala patsogolo pa makampani. Mwa kuyang'ana kwambiri kupewa zolakwika zodziwika bwino pakulumikiza mapaipi, timaonetsetsa kuti mapaipi athu ozungulira, makamaka omwe amagwiritsidwa ntchito m'mapaipi a gasi lachilengedwe, akukwaniritsa miyezo yodalirika komanso yogwira ntchito.
Mwachidule, kumvetsetsa zolakwika zomwe zimachitika kawirikawiri pakuwotcherera mapaipi ndikugwiritsa ntchito njira zodzitetezera ndikofunikira kwambiri kwa opanga mapaipi opangidwa ndi spiral welded. Mwa kuika patsogolo ubwino ndi maphunziro, makampani amatha kupanga zinthu zolimba komanso zodalirika zomwe zimapirira nthawi yayitali.
Nthawi yotumizira: Mar-11-2025