Kuponya mchenga ndi njira yoponyera yomwe imagwiritsa ntchito mchenga kuti upangike mwamphamvu.Njira yopangira nkhungu yamchenga nthawi zambiri imakhala ndi mawonekedwe (kupanga nkhungu yamchenga), kupanga pachimake (kupanga mchenga pachimake), kuyanika (popanga mchenga wouma), kuumba (bokosi), kuthira, kugwa kwa mchenga, kuyeretsa ndikuwunika.Chifukwa kuponyera mchenga ndikosavuta komanso kosavuta, gwero lazinthu zopangira ndi lalikulu, mtengo woponyera ndi wotsika, ndipo zotsatira zake zimakhala zachangu, kotero zimagwirabe ntchito yayikulu pakutulutsa kwaposachedwa.The castings opangidwa ndi mchenga akuponya nkhani pafupifupi 90% ya okwana khalidwe castings.Mchenga kuponyera ndi imodzi mwa anthu ambiri ntchito miyambo kuponyera njira.Kuponya mchenga kumagawidwa kukhala mchenga wadongo, kuponya mchenga wofiira, ndi kuponya mchenga wafilimu..Chifukwa chakuti zinthu zomwe zimagwiritsidwa ntchito popanga mchenga ndizotsika mtengo komanso zosavuta kuzipeza, ndipo zingagwiritsidwe ntchito mobwerezabwereza, kukonzanso kumakhala kosavuta, ndipo kupanga nkhungu ya mchenga kumakhala kosavuta komanso kothandiza, ndipo kungasinthidwe kuti ikhale yopangidwa ndi batch ndi kupanga misa ya castings.Kwa nthawi yayitali, yakhala ikuponya zitsulo, Njira zoyambira zachikhalidwe muchitsulo, kupanga aluminiyamu.
Malinga ndi kafukufukuyu, pakali pano m'makampani opanga zinthu padziko lonse lapansi, 65-75% ya zinthuzo zimapangidwa ndi kuponya mchenga, ndipo pakati pawo, kupanga dongo kumapanga pafupifupi 70%.Chifukwa chachikulu ndi chakuti poyerekeza ndi njira zina zoponyera mchenga, kuponyera mchenga kumakhala ndi mtengo wotsikirapo, njira yosavuta yopangira, njira yayifupi yopangira, ndi amisiri ambiri omwe amachitapo kanthu pakuponya mchenga.Choncho, mbali galimoto, mbali makina, hardware mbali, mbali njanji, etc. amapangidwa ndi dongo chonyowa kuponyera mchenga.Pamene mtundu wonyowa sungathe kukwaniritsa zofunikira, ganizirani kugwiritsa ntchito mchenga wadongo mtundu wa mchenga wouma kapena mitundu ina ya mchenga.Kulemera kwake kwa dongo lonyowa mchenga kumatha kuchoka pa ma kilogalamu angapo mpaka ma kilogalamu angapo, ndipo zoponyera zina zazing'ono ndi zapakati zimaponyedwa, pomwe zotulutsa zomwe zimapangidwa ndi dongo lowuma mchenga zimatha kulemera matani ambiri.Mitundu yonse yaponyera mchenga imakhala ndi zabwino zapadera, kotero kuponyera mchenga ndi njira yotsatsira makampani ambiri opezekapo.M'zaka zaposachedwapa, ena opanga mchenga m'dziko langa aphatikizana ndi mchenga wodziwikiratu, zida zomangira mchenga, ndi zida zoponyera zodziwikiratu kuti zikwaniritse zotsogola zapamwamba, zotsika mtengo, komanso zazikulu zovomerezeka zopanga zosiyanasiyana.international standardization.
Nthawi yotumiza: Jul-22-2023