Lisebelisoa le lisebelisoa tse sebelisoang bakeng sa ho forging mahala li bonolo, li fumaneha hohle ebile li theko e tlase. Ha ho bapisoa le ho lahla letho,mahala forginge felisa shrinkage cavity, shrinkage porosity, porosity le liphoso tse ling, e le hore sekheo se na le thepa e phahameng ea mechine.Forgingsli bonolo ka sebopeho ebile lia tenyetseha ts'ebetsong. Ka hona, ke habohlokoa ka ho khetheha ha ho etsoa mechine e boima le likarolo tsa bohlokoa.
Sebaka sa kopo
Forgings mahalali laoloa ke ts'ebetso ea matsoho ea sebopeho le boholo baforgings, joalo kaho etsa bonnetee tlase, tumello ea ho sebetsa e kholo, matla a basebetsi a maholo, tlhahiso ha e phahame, kahoo e sebelisoa haholo-holo tlhahiso e le 'ngoe, e nyenyane ea batch.
1) Boholo ba billet le boholo bo bohareng bo tlameha ho lumellana le lintlha tsa ts'ebetso ea ts'ebetso e 'ngoe le e' ngoe, joalo ka tekanyo ea bophahamo ba bophara (H / D) ea thepa pele e halefisoa ke 2-2.5, le boitsebiso bo matla ba phetoho ea karolo ha u hula. tsoa.
2) hoa hlokahala ho hakanya phetoho ea boholo bo se nang letho homekhoa ea ho lokisa,mohlala, bolelele bo se nang letho bo fokotsehile ha ho phunngoa, ka kakaretso makhetlo a 1.1 a bolelele ba ho forging; Ha core shaft reaming bophahamo e eketseha.
3) indentation ea karolo, e tlameha ho etsa bonnete ba hore karolo e 'ngoe le e' ngoe ea forging e na le molumo o lekaneng, joalo ka mohatong oa mohato, crankshaft kapa gear boss billet, etsa mosebetsi o motle oa kabo ea molumo oa karolo ka 'ngoe.
4) Nengforgingka mello e mengata, tlhokomelo e tlameha ho lefshoa ho monyetla oa ho futhumatsa mollo o mong le o mong bohareng. Haeba eforgingsli huloa nako e telele haholo qalong, boholo ba sebōpi ha boa lekana ho kenya liforomo tse telele nakong ea ho futhumatsa ha bobeli. E le ho netefatsa boholo le boleng ba forgings, tlhokomelo e khethehileng e lokela ho lefshoa ho deformation ea mollo ka mor'a Z le taolo ea mocheso oa pele le oa ho qetela ka mor'a Z.
5) Hoa hlokahala ho etsa bonnete ba hore ho na le tumello e lekaneng ea ho fokotsa ka mor'a ho qeta ka mor'a Z, 'me ho lokela ho lebisoa tlhokomelo ho:
(1) Hobane ts'ebetsong ea ho hatella lehetla, ho falla, ho otla joalo-joalo, ho na le ts'ebetso ea ho hula le ho fokotseha holim'a sekheo, se lokelang ho siea tumello ea ho apara bohareng;
(2) Ho qapa nako e telelelikhoele tsa shaft(joaloka crankshafts, joalo-joalo) leforgingska li-blocks tsa concave, hobane boholo ba bona ba bolelele bo ke ke ba halefisoa hape, ho tlameha ho hakanngoa hore boholo ba tataiso ea bolelele bo tla atolosoa hanyenyane ka ho apara le ho lebisa ho tsoa ho mamello.

Ho qapa.
6) Ha u khetha lisebelisoa, bana ba lokela ho sebelisa lisebelisoa tse akaretsang. Ha sehlopha sa tlhahiso se le seholo, lisebelisoa tse khethehileng kapa liforomo tsa mabili li ka etsoa ho ntlafatsa boleng le tlhahiso ea liforomo.
7) Ho ea ka boholo le boleng ba sekheo, khetha lisebelisoa tse teng ho workshop.