Hangata, hlooho ea bolt e thehoa ka ho sebetsa ka polasetiki e batang, ha e bapisoa le ts'ebetso ea ho itšeha, tšepe ea tšepe (terata ea tšepe) hammoho le sebōpeho sa sehlahisoa e tsoela pele, ntle le ho itšeha bohareng, e ntlafatsang matla a sehlahisoa, haholo-holo thepa e babatsehang ea mochine. le ho fokotsa bophara ka 'maloa ho theha dies.Simplex bit kapa multi-seteishene jarolla ka ho iketsa batang hlooho mochine o sebelisa litšobotsi sebetsa ea sekheo ea pele e entsoe ka thepa boholo 5 ho 6 limithara tse bolelele bareng kapa boima ba' 1900-2000 lik'hilograma tsa boholo ba terata rod tšepe terata, ho sebetsa theknoloji ke litšobotsi tse batang sehlooho se reng ho theha ha se sehiloeng lakane lakane ES empa terata sehiloeng ka bohona ka mochine o othomathike hlooho le terata e batang ka boyona. le ho senya sekheo (haeba ho hlokahala).Pele ho sekheo sa extrusion, sekheo se tlameha ho bopeha bocha.Sekheo se ka fumanoa ka ho bopa.Sekoa ha se hloke ho bōptjoa pele ho ferekanngoa, ho fokotsa bophara le ho hatella.Ka mor'a hore sekheo se khaole, se romeloe setsing sa mosebetsi se soabisang.Seteishene sena se ka ntlafatsa boleng ba sekheo, sa fokotsa matla a ho theha, le ho lelefatsa seteishene sa 15ld 7 se latelang sa bophelo.7 ho nepahala ho finyelloang ka ho etsa lihlooho tse batang ho boetse ho amana le khetho ea mokhoa oa ho etsa le mokhoa o sebelisoang.Ho phaella moo, e boetse e itšetlehile ka litšobotsi tsa sebopeho sa thepa e sebelisoang, litšobotsi tsa ts'ebetso le boemo ba tsona, ho nepahala ha lisebelisoa, bophelo le ho apara degree.Hobane tšepe e phahameng ea alloy e sebelisoang sehloohong se batang le extrusion, ho sebetsa holim'a metsi a thata alloy die ha hoa lokela ho ba Ra = 0.2 roughness ea ho sebetsa holimo, Ra=0.025-0.050um, e na le bophelo bo boholo.
Khoele ea bolt e atisa ho sebetsoa ka mokhoa o batang, e le hore sekoti se se nang letho ka har'a bophara bo itseng se phuthoe ka poleiti ea khoele (shoa), 'me khoele e thehoa ke khatello ea lesela la khoele (shoa). hore na thepa barbota le lintlha tse ling.Rolling (rola) tobetsa khoele ke mokhoa oa ho etsa khoele meno ka deformation polasetiki.Ke ka khoele e nang le sekontiri se tšoanang le sebōpeho sa conical ea ho thetheha (rola terata poleiti) shoa, lehlakoreng le leng ho extrude cylindrical khetla, ka lehlakoreng le leng ho etsa khetla rotation, ho qetela rolling shoa holim'a conical khetla, e le hore ho fetisetsoa khoele khoele e tloaelehileng, e le hore khoele e fetisetsoe ho khoele e tloaelehileng. hore palo ea phetohelo ea rolling ha e ngata haholo, haeba e ngata haholo, katleho e tlaase, holim'a meno a khoele ho le bonolo ho hlahisa karohano kapa ketsahalo e sa laoleheng buckle. Ho fapana le hoo, haeba palo ea liphetohelo e nyenyane haholo, ho le bonolo ho lahleheloa ke selika-likoe, khatello e ntseng e eketseha e sa tloaelehang e eketseha ka mokhoa o sa tloaelehang, e leng se fellang ka ho khutsufatsoa ha khoele e tloaelehileng kapa e khuts'oane ka mokhoa o tloaelehileng. buckle;Khoele e tsoile ho pota-pota.Haeba liphoso tsena li etsahala ka Lipalo tse kholo, li tla fumanoa sethaleng sa ho sebetsa.Haeba palo e nyenyane ea liphoso tsena e etsahala, ts'ebetso ea tlhahiso e ke ke ea hlokomela mefokolo ena e tla phalla ho mosebedisi, e bakang mathata.Ka hona, litaba tsa bohlokoa tsa maemo a ts'ebetso li lokela ho akaretsoa ho laola lintlha tsena tsa bohlokoa ts'ebetsong ea tlhahiso.
Li-fasteners tse matla li tla halefisoa le ho halefa ho ea ka litlhoko tsa tekheniki.Morero oa phekolo ea mocheso le mocheso ke ho ntlafatsa lisebelisoa tse pharaletseng tsa li-fasteners ho finyella boleng bo boletsoeng ba matla le ho kobeha karo-karolelano. Ka hona, molemong oa ho hlahisa li-fasteners tsa boleng bo holimo, ho hlokahala hore ho be le lisebelisoa tse tsoetseng pele tsa theknoloji ea kalafo ea mocheso.Ka lebaka la matla a maholo a tlhahiso le theko e tlase ea liboutu tse matla, hammoho le sebopeho se batlang se le setle le se nepahetseng sa khoele ea screw, lisebelisoa tsa kalafo ea mocheso lia hlokahala ho ba le matla a maholo a tlhahiso, boemo bo phahameng ba boiketsetso le boleng bo botle ba kalafo ea mocheso. boemo bo phahameng. Mofuta o tlase-tlase le sebōpi sa letlooa se loketse ka ho khetheha bakeng sa phekolo ea mocheso le mocheso oa li-fasteners tse nyenyane le tse mahareng.Mola o chesang ka ntle ho sebōpi se tiisitsoeng ke ts'ebetso e ntle, empa hape e na le sepakapaka se tsoetseng pele, mocheso, le mekhoa ea ts'ebetso ea tsamaiso ea k'homphieutha, lisebelisoa tsa ho hlōleha alamo le mesebetsi ea pontšo.Li-fasteners tsa mebala e phahameng-matla li sebelisoa - ho hloekisa - ho hloekisa - ho hloekisa - ho hloekisa - ho hloekisa - ho hloekisa - ho hloekisa - ho hloekisa - ho hloekisa - ho hloekisa mola, ka katleho ho etsa bonnete ba boleng ba mocheso kalafo.The decarburization ea screw thread tla etsa hore fastener ho khoptjoa pele ha e hloleha ho kopana le ho hanyetsa ditlhoko tsa tshebetso ya mechine, e leng tla etsa hore screw fastener lahleheloa ke katleho le ho khutsufatsa tšebeletso life.Because ea thepa e tala decarbonization, haeba annealing e sa tšoanelehe, e tla etsa hore thepa e tala decarbonization, le tempeling lera e tala decarbonization le tempeling lera e tla etsa hore thepa e tala decarbonization. Hangata mafome a terata ea tšepe ea bareng kapa masala a terata ka mor'a hore ho totoe ho batang a tla bola ka mor'a hore a futhumale ka sebōping, 'me a hlahise mafome a nang le oxidizing. Ka mohlala, e entsoe ka tšepe ea carbonate le hydroxide, ka mor'a hore mocheso o senyehe, ka hona, mocheso o tla robeha, 'me CO ₂ ₂ decarburization.Liphetho li bontša hore tekanyo ea decarburization ea seaplane carbon alloy tšepe e tebile ho feta ea carbon steel, le lebelo ka ho fetisisa decarburization mocheso ke pakeng tsa 700 le 800 likhato Celsius.Hobane sephutheloana holim'a terata tšepe decomposes le ho kopanya ka carbon dioxide le metsi ka lebelo le itima lijo tlas'a maemo a itseng, haeba ho laola ho sa feleng ho tla etsa hore ho be le screw ea furnace e sa lokelang ho ba le mesh. liphoso. hlahisa holim 'mapetsong.Ka lebaka leo, ho sireletsa khoele tlhōrōng ea decarburization ka mocheso quenching, empa hape bakeng sa thepa e tala e' nile ea leka-lekaneng a tlotsitsoeng k'habone decarburization ea fasteners, retelehela molemo oa letlooeng lebanta sebōpi se sireletsang sepakapaka ka lintho tsa motheo tse lekanang le dikahare tsa pele tsa k'habone le likarolo carbon barbotage, se a ntse a decarburization sete fasteners ka carbon content butle-butle 04% ea pele ho 04. molemo, nanotubes le quenching futhumatsang mocheso, e tšoanang e ke ke tlas'a mocheso o phahameng, e le ho qoba lijo-thollo mahoashe, ama thepa ea mochine.Mathata a ka sehloohong a boleng ba li-fasteners ts'ebetsong ea ho tima le ho tima ke: ho tima boima ha bo lekaneng; ho se leka-lekane ho thatafatsa;Ho tima deformation overshoot;Ho tima tšimo ea ho futhumatsa hangata, ho tima thepa ea ho futhumatsa. le ho tima serame. Tlhophiso e nepahetseng ea ts'ebetso ea kalafo ea mocheso le maemo a ts'ebetso ea ts'ebetso ea tlhahiso hangata e ka qoba likotsi tse joalo tsa boleng.
Nako ea poso: May-31-2019