Ts'ebetso ea tlhahiso ea tšepe e kolobisitsoeng haholo e laola mokhoa oa ho lokisa li-billet, ho futhumatsa, ho theola, ho roala ka thata, ho itšeha hlooho, ho qeta, ho pholisa, ho pholile le ho qeta.
Li-billet tse rolotsoeng ka ho chesa hangata ke li-slabs tse sa khaotseng kapa li-slabs tsa mantlha tse kolobisitsoeng, sebopeho sa lik'hemik'hale, mamello ea boholo, curvature le libopeho tse qetellang li lokela ho fihlela litlhoko, hobane li-billet tse kentsoeng ka serame li lokela ho hlahlojoa, hobane li-billet tse nang le metsi a chesang li lokela ho fana ka li-billet tse se nang sekoli, ke hore. bokaholimo ha boa lokela ho ba le mefokolo e bonoang ka mahlo, ha hoa lokela ho ba le shrinkage ea ka hare, ho lokoloha le ho arohana, joalo-joalo.
Ho futhumatsa haholo-holo ho laola mocheso oa mocheso, nako, lebelo le puso ea mocheso (ho kenyeletsoa le karolo ea preheating, karolo ea ho futhumatsa esita le mocheso oa karolo ea ho futhumatsa).Thibela ho chesa haholo, ho chesa ho feta tekano, oxidation, decarburisation kapa ho khomarela tšepe.Ho molemo ho sebelisa sebōpi se futhumatsang mohato, se molemo bakeng sa boleng bo holimo.
Lisebelisoa tsa ho theola ke metjhini e theolelang moqolo o bataletseng, metjhini e theohang e otlolohileng le mabokose a theolang metsi a nang le khatello e phahameng.E sebelisoa haholo ho tlosa letlalo la tšepe ea oxide ka ho phutha mathōko ka li-roll tse otlolohileng ebe o sebelisa metsi a khatello e phahameng (10-15 MPa).
Karolo ea ho roala ka thata ke ho hatella le ho atolosa billet ho fana ka moqolo oa ho qetela ka billet ea boholo bo hlokahalang le sebopeho sa poleiti.Ts'ebetso e thata ea ho bilika e lokela ho laoloa ka ho beha palo le lebelo la phallo e 'ngoe le e' ngoe ea ho hatella fatše, ho eketsa mocheso oa mocheso oa mochine o pota-potileng ka hohle kamoo ho ka khonehang, le ho netefatsa hore botenya le bophara ba billet e boima.E le ho khutsufatsa sebaka se pakeng tsa litepisi, litepisi tse peli tsa ho qetela tsa leloala le hlabang li hlophisoa ka mokhoa o tsoelang pele.
Hlooho ea ho itšeha ke ho tlosa hlooho le mohatla oa billet e mahoashe, ho nolofatsa ho loma ha leloala le mochini o tsoelipanang.
Ho qeta ho roala ho latela melao ea ho roala bakeng sa rack e 'ngoe le e' ngoe tlas'a tekanyo ea khatello, mocheso oa mocheso, lebelo la ho roala.Ka kakaretso e laoloa ke phallo ea bobeli e lekanang kapa mokhoa o tsitsitseng oa tsitsipano.Hydraulic kapa AGC ea motlakase e sebelisoa ho laola botenya, 'me taolo ea mocheso oa mokhoa oa ho roala o kenyelletsa mocheso oa ho qetela oa mocheso le taolo ea mocheso oa hlooho le mohatla.E le ho laola sebopeho sa lakane, li-profiles tsa roll le lisebelisoa tsa pele tse kobehang li sebelisoa ho netefatsa phapang ea botenya ba moqhaka.
Thempereichara ea tšepe ea tšepe e 900 ho isa ho 950 ° C ka mor'a hore e qete ho koloha 'me e tlameha ho pholile ho 600 ho 650 ° C ka metsotsoana e seng mekae pele e ka phuthoa.Pholiso ea laminar le ho futhumatsa likharetene tsa metsi hangata li sebelisoa.Pholiso ea phallo ea Laminar ke ts'ebeliso ea khatello e tlase ea metsi le palo e kholo ea metsi a pholileng, ho latela botenya ba hlobolisa le mocheso oa ho qetela oa ho roala ka bohona o fetola palo ea metsi.Pholiso ea likharetene tsa metsi tsa strip e ts'oana, e potlakile ebile e na le bokhoni bo phahameng ba ho pholisa.
E le ho etsa bonnete ba hore mokhatlo le thepa ea seaparo se chesang se chesang se finyella litlhoko, tšepe e phuthoang e tlameha ho phuthoa ka mocheso o tlase le lebelo le phahameng, mocheso o phutholohileng ka kakaretso o 500 ~ 650 ℃.Mocheso oa ho koloha o phahame haholo, lijo-thollo tse mahoashe.
Nako ea poso: Aug-11-2022