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Hlokomela Phokotso ea Sesebelisoa sa Sesebelisoa se Phahameng ka Potlako le Ho Tima

Nako ea ho Hatisa: Mongoli: Mohlophisi oa Setsi Etela: 11171

1. Mathata a tšepe a ho thatafala ha motlakase

Hlokomela Phokotso ea Sesebelisoa sa Sesebelisoa se Phahameng ka Potlako le Ho Tima

(1) Ntlha ea bohlokoa ea ho futhumatsa ka potlako ea phahama

Lebelo le futhumatsang la ho futhumatsa ha motlakase ho tloha ho li-degree tse mashome ka motsotsoana ho isa ho li-degrees tse lekholo ka motsotsoana, 'me ho tima hoa pulse ho fihla likhato tse likete ka motsotsoana (2000 ~ 3000 ℃ / s). Ka lebaka la lebelo la ho futhumatsa ka potlako le nako e khuts'oane, mocheso o tima o phahame ho feta o tloaelehileng oa ho tola ka letsoai. Mocheso o tlameha ho ba o phahameng molemong oa ho fetola sebopeho hore e be austenite le homogenize. Tafole ea 1 e bonts'a lintlha tse amanang le hore ntlha ea Ac1 e eketseha ka ho akofisa sekhahla sa ho futhumatsa ha tšepe ea T10 le tšepe ea GCr15 li futhumetse ka potlako.

Matla a khethehileng a ho futhumatsa ha motlakase a maholo ho feta a ho futhumatsa seboping, kahoo lebelo la ho futhumatsa le potlakile, e le hore nako e hlokahalang bakeng sa ho qala le ho phethela phahama ea mocheso oa pearlite ho austenite phetoho e khuts'oane.

Sebopeho sa mantlha sa tšepe se na le tšusumetso e kholo ts'ebetsong ea kholo, kholo le ho homogenization ea austenite nakong ea ho futhumatsa ka potlako, ka hona e ama haholo mocheso oa ho tima induction le sebopeho le ts'ebetso ea ho tima. Lamellar pearlite e bonolo ho phethela ts'ebetso ea phetoho ea microstructure nakong ea ho futhumatsa ho feta pearlite e chitja. Ka hona, mocheso o tima mocheso oa tšepe e le 'ngoe e nang le li-microstructures tse fapaneng tsa mantlha e lokela ho ba: t tima (boemo bo annealed)> t tima (boemo bo tloaelehileng)> t tima (Tempering (annealing + high mocheso tempering)]. Bakeng sa perela, e bolela halofo ea sebaka se pakeng tsa lisamente tse peli tse haufi; bakeng sa ferrite ea mahala, e bolela halofo ea sebaka se pakeng tsa li-node tsa marang-rang a marang-rang.

(2) Ho futhumatsa ka potlako ho ka etsa hore tšepe e fumane lithollo tse ntle kapa lithollo tse ntle haholo

Ka sekhahla se tlase sa ho futhumatsa, ha sekhahla sa ho futhumatsa se ntse se eketseha, lithollo tsa pele tsa austenite tse thehoang hang kamora hore li-austenitization li fokotsehe haholo, empa ha sekhahla sa ho futhumatsa se phahame, austenite e qala Lithollo tsa kristale ha li sa hlola li fokotseha ka keketseho ea sekhahla sa ho futhumatsa. Tloaelo e pakile hore tlasa maemo a nnete a ho futhumatsa ha motlakase, lebelo la ho futhumatsa le phahame haholo, mme lithollo tsa pele tse fumanoeng li nyane haholo mme ha li na kamano le lebelo la ho futhumatsa. Leha ho le joalo, kholo ea lithollo tse entsoeng ka austenite e amana le sekhahla sa ho futhumatsa. Ha o futhumatsa mocheso o itseng, sekhahla se futhumatsang se nyane, kholo ea lithollo e theoa joalo ka ha ho bonts'itsoe ho Setšoantšo sa 3 [2], ha feela mocheso oa ho futhumatsa le nako ea ho futhumatsa li laoloa hantle, ho futhumatsa ha motlakase ho ke ke ha hlahisa mocheso o feteletseng .

2. Liketsahalo tse fapaneng tsa ho futhumatsa ka potlako ea tšepe e lebelo haholo

(1) Ho futhumatsa ka potlako ha li-blade tsa tšepe tse phahameng

Khale koana ka 1923 ho isa 1924, Vologkin naheng eo pele e neng e le Soviet Union o ile a qala ho ithuta ho thatafala ha maqhubu a phahameng a lisebelisoa tsa tšepe tse lebelo, empa ha ea ka ea atleha [3]. Lebaka la ho hloleha ke hore lisebelisoa tsa tšepe tse nang le lebelo le phahameng li tlameha ho thatafatsoa ka ho felletseng, kapa ho thatafatsa mocheso o phahameng le matla a thata a thata ho batla ho le tenya, hape ho na le ngongoreho ea hore ho qhala ha carbide e phahameng ho tla ama tse ling. thepa. Empa ona ke mohopolo o ikhethileng, 'me ho thatafala ha induction ha hoa ithutoa ka botebo. Ke feela ka 1952 moo ho bileng le khatelo-pele. Gedeberg le ba bang qetellong ba ile ba atleha ho tima li-blade tsa W18Cr4V (P18) tse boholo ba 3-10mm. Ka bomalimabe, ha e ea lebisa tlhahiso ea liindasteri, empa ho lekane ho bonts'a hore lisebelisoa tsa tšepe tse lebelo le holimo li ka thatafalloa ke ho kenella.

(2) Ho futhumatsa ka potlako li-weldments tse phahameng tsa tšepe

Lisebelisoa tse phahameng tsa tšepe tsa taper shank, leloala la ho qetela le lisebelisoa tse ling tse bopehileng joaloka molamu, ekaba ke ho tjheseletsa ha motlakase kapa ho tjheseletsa, ke mehlala ea ho futhumatsa ka potlako, 'me likarolo tsa tšepe li ka futhumala ho feta 1000 ° C metsotswaneng e seng mekae.

(3) Ho futhumatsa ka potlako ha li-forgings tsa tšepe tse phahameng

Sengoli se buella hore φ60mm billet e phahameng ea tšepe e futhumetse ka kotloloho sebakeng se phahameng sa mocheso [4], ke hore, thepa e batang e fepeloa ka kotloloho sebakeng sa 1150 ~ 1200 without ntle le ho futhumatsa. E bile tlhahiso ka lilemo tse ngata 'me boleng betloa ha e tsitsitse.

(4) Ts'ebeliso ea lifomula tsa paramethara tse tima bakeng sa baseki ba tšepe ba lebelo le holimo

Ho na le moralo oa ho tima oa kalafo kalafong ea mocheso ea lisebelisoa tse phahameng tsa tšepe

  • Ka mantsoe a mang, P = t (37 + lgτ) [5]
  • Ka moralo, P—— paramethara e tima;
  • t —— Ho tima mocheso oa ho futhumatsa;
  • τ —— Ho tima nako ea ho futhumatsa.

P ka mokhoa ona e emela phello e kopaneng ea ho tima mocheso oa ho futhumatsa le nako ea ho futhumatsa. Ts'ebetsong ea ho tima, ho sa tsotelehe hore na mocheso o futhumatsang o futhumatsang le nako ea ho futhumatsa li fetoha joang, ha feela phello ea tse peli e ts'oana le paramethara ea ho tima, tekanyo ea ts'ebeliso e lokela ho lekana. E bolela hore mocheso o phahameng oa nako e khuts'oane (ho futhumatsa ka potlako) le mocheso o tlase nako e telele, ha feela P e ts'oana, boleng ba sesebelisoa se tima bo ts'oana.

(5) Ho futhumatsa ka potlako le ho futhumatsa ka sekhahla ka seboping sa tšepe se nang le lebelo le phahameng haholo

Qetellong ea li-1950, ka thuso ea litsebi tsa kalafo ea mocheso oa Soviet, Beijing, Tianjin, Shanghai le libaka tse ling li khothalelitse ho futhumatsa ka potlako le theknoloji e bolokang matla a ho phekola mocheso, mme ba fumana boiphihlelo bo bongata bo atlehileng. Ka bomalimabe, ha ho na lisebelisoa tse ngata tse setseng. Sengoli se na feela le Sesebelisoa sa Sesebelisoa sa Shanghai W18Cr4V tšepe φ14mm taper shank drill le slot milling cutter data e futhumatsang ka potlako [6]. Ho tlalehiloe hore mocheso o futhumatsang oa W18Cr4V tšepe o eketsehile ho tloha ho 1270 ~ 1280 ℃ ho isa 1300 ~ 1310 ℃, coefficient ea ho futhumatsa e khutsufalitsoe ho tloha ho 10 ~ 12s / mm ho isa ho 5 ~ 6s / mm, le bophelo ba sesebelisoa ha e fokotsehe empa e eketseha hanyane.

(6) Bokaholimo phetolo ea lisebelisoa tsa ho itšeha ka lebelo le phahameng tsa tšepe tse nang le matla a mangata a kang laser le elektronike

Lilemong tsa morao tjena, ho bile le litlaleho mabapi le phetolo ea bokaholimo ba tšepe e lebelo haholo joalo ka laser [7], e neng e supa hore tšepe e lebelo haholo e ka futhumatsoa kapele. Mokhoa oa tekheniki ke ho sebelisa plasma e nang le matla a mangata holim 'a tšepe ea M42 ka lebelo le phahameng, e le hore bokaholimo ba thepa bo tla ba le ho futhumatsa le ho futhumatsa ha lehae kapele. Lebelo la ho futhumatsa le ho futhumatsa le ka fihla ho 104 ~ 108K ° / s, ka hona e ka theoa holim 'a mosebetsi. Lera le fetotsoeng la sebopeho sa kristale le fihlela sepheo sa ho ntlafatsa ts'ebetso ea lisebelisoa.

(7) Ho futhumatsa ka potlako ha tšepe e nang le lebelo le phahameng ho na le nalane e telele

Bakeng sa lilemo tse fetang 100 esale ho qala tšepe e lebelo haholo, ha ho mohla batho ba kileng ba emisa boqapi le ntlafatso ea ts'ebetso ea kalafo ea mocheso. Ho ne ho e-na le batho ba Soviet Union ea mehleng ba neng ba khona ho futhumatsa tšepe ka lebelo lefe kapa lefe. Ho lekantsoe feela le maemo ka nako eo, ho lekanyelitsoe feela ho sebopi sa letsoai le ho futhumatsa ha maqhubu a phahameng, 'me likarolo tse timiloeng kaofela ke melamu kapa maqephe a ke keng a hlola a e-ba bonolo, ebile ha se a akaretsang. Ts'ebeliso ea ho futhumatsa ka potlako ha likheo tsa tšepe tse phahameng haholo e atleha haholo. Batho ba bangata ba lumela hore lebelo la ho futhumatsa la lisebelisoa tsa tšepe tse nang le lebelo le phahameng kamora ho sebetsana le khatello le ho kenella pele ho betloa ho ka ba le moeli [8]. Ha mahlale a macha le lits'ebetso tse joalo ka li-lasers le libalaka tsa elektronike li hlaha, ho na le litlaleho khafetsa mabapi le liphetho tsa phetoho ea bokaholimo ba tšepe e potlakileng e futhumatsang, e bonts'ang hore ho futhumatsa ka potlako ha tšepe e lebelo ho kene mohatong o moholo oa ts'ebeliso.

3. Ts'ebeliso ea ho futhumatsa le ho tima ka har'a li-blade tsa tšepe tse phahameng haholo

Tšepe e lebelo le holimo e na le thatafalo e ntle 'me e ka tima moeeng, ka hona e bitsoa "tšepe ea moea". Ho thatafala ha eona le hona ho molemo, 'me e ka tima ho feta 64HRC moeeng, e leng ho ka etsang hore e be bohale bo bohale haholo. E boetse e bitsoa "Fenggang". Ho tima mocheso o phahameng o potlakileng oa tšepe ke ho tima mocheso o iphelisang, o bolokang matla le o bolokang tikoloho ebile o na le katleho e phahameng ea tlhahiso.

Ho sa tsotelehe hore na ho tima tšepe ho hloka maemo a mabeli a mantlha: ea pele ke ho matlafatsoa, ​​ea bobeli ke ho phola hanghang, sekhahla sa ho futhumatsa se lokela ho ba seholo ho feta sekhahla se matla sa ho futhumatsa sa tšepe (vPro). Sebopeho sa ho futhumatsa ha motlakase ke hore bokaholimo ba mosebetsi bo futhumetse. Haeba lera la bokaholimo le matlafalitsoe mme ho futhumatsa ho emisoa hanghang, 'me tšepe e haufi e sa futhumaleng e ka tsamaisa mocheso oa sekhahla sa ho futhumatsa kapele, le sekhahla sa eona sa ho futhumatsa> v, bokaholimo bo tla be bo tiile. Ha e itšetlehe ka mokelikeli o tima lero la metsi bakeng sa ho pholisa ka potlako, empa e pholile ke tšepe e ka hare e batang. Ts'ebetso ena e ikhethang ea ho tima e ka fihlelleha feela tlasa ho futhumatsa hoa matla a eneji e ngata. Ho futhumatsa motlakase ke e 'ngoe ea mekhoa e futhumatsang ea matla a phahameng a matla. Ka lebaka la matla a phahameng haholo a matla le nako e futhumetseng haholo ea ho futhumatsa, e boetse e bitsoa ho futhumatsa ha pelo.

Mocheso oa ho futhumatsa ka mokhoa o futhumatsang o ka lekanyetsoa ka infrared photoelectric pyrometer kapa optical pyrometer, kapa tlhahlobo ea pono (ho latela 'mala oa mosebetsi o futhumetseng) ho ahlola mocheso o futhumatsang o futhumatsang.

Mocheso o hlahisoang ke eddy hajoale mosebetsing nakong ea ho futhumatsa ha motlakase o sebelisoa haholo bakeng sa lera la bokaholimo le hlokahalang bakeng sa ho futhumatsa, empa ho na le mefuta e 'meli ea mocheso o tsoang mosebetsing nakong ena. Ea pele e tsoa sebakeng se futhumatsang moeeng, se bitsoang radiation. Mocheso; Mofuta oa bobeli o tsamaisoa ho tloha mokatong o futhumatsang oa mosebetsi ho ea khubung, o bitsoang mocheso oa ho khanna. Mefuta ena e 'meli ea tahlehelo ea mocheso, haholoholo phello ea mocheso o kenang kahare, e tebisa botebo ba thuto ea mocheso o futhumatsang, o ka sebelisa d depth = 0.2 (mm), moo nako ea ho futhumatsa e leng teng. Ha matla a matla a fokotseha le nako ea ho futhumatsa e eketseha, tahlehelo ea eketseha. Haeba mosebetsi o batla o le mosesaane, mocheso o futhumatsang mocheso o tla tloha kapele ho tloha khubung, mme karolo eohle e tla chesa. Tšepe e lebelo le leholo ke thepa e ithatafatsang, 'me e tla thatafatsoa hang ha ho futhumatsa ho emisa.


Ka kopo boloka mohloli le aterese ea sengoloa sena hore se hatisoe hape: Hlokomela Phokotso ea Sesebelisoa sa Sesebelisoa se Phahameng ka Potlako le Ho Tima


Minghe Khamphani ea Die Casting li inehetse ho etsa le ho fana ka boleng bo phahameng le likarolo tse phahameng tsa ho lahla likarolo Thining-Wall Die Casting,Hot Chamber Die lahla,Cold Chamber shoa lahla), Tšebeletso e chitja (Die Casting Service,Cnc Machining,Ho Etsa Mofuta, Bokaholimo Phekolo) .Na tloaelo efe kapa efe ea Aluminium die die cast, magnesium kapa Zamak / zinc die casting le litlhoko tse ling tsa castings lia amoheleha ho ikopanya le rona

ISO90012015 LE ITAF 16949 CASTING COMPANY SHOP

Tlas'a taolo ea ISO9001 le TS 16949, lits'ebetso tsohle li etsoa ka mechini e makholo ea li-die casting, mechini e 5-axis le lits'ebeletso tse ling, ho tloha ho li-blasters ho isa mechini ea ho hlatsoa ea Ultra Sonic. sehlopha sa baenjiniere ba nang le boiphihlelo, lisebelisoa le bahlahlobi ho etsa moralo oa moreki o phethahala.

Matla ALUMINUM shoa lahla LE ISO90012015

Moetsi oa konteraka oa li-cast cast. Bokhoni bo kenyelletsa likarolo tse batang tsa aluminium die die likarolo tsa 0.15 lbs. ho isa ho li-6 lbs., Ho theha phetoho e potlakileng, le machining. Litšebeletso tse kenyellelitsoeng boleng li kenyelletsa ho bentsa, ho thothomela, ho qhekella, ho phatloha ha lithunya, ho penta, ho roala, ho roala, kopano le lisebelisoa. Lisebelisoa tse sebelisitsoeng le tsona li kenyelletsa lits'epe tse kopantsoeng tse kang 360, 380, 383 le 413.

O PHETHAHETSENG ZINC shoa Likarolo tsa China

Zinc e shoa ho lahla thuso ea moralo / lits'ebeletso tsa boenjineri tse tšoanang. Moetsi oa moetlo oa li-castings tsa zinc tse nepahetseng. Li-castings tse nyane, li-castings tse phahameng tsa khatello, li-cast cast tsa hlobo, li-castings tse tloaelehileng tsa hlobo, li-unit tsa die le li-cast cast tse ikemetseng le li-cast cast tse tiisitsoeng li ka etsoa. Li-castings li ka etsoa ka bolelele le bophara ho fihlela 24 ho. Ho +/- 0.0005 ho. Mamello.  

ISO 9001 2015 moetsi ea netefalitsoeng oa tlhahiso ea magnesium le hlobo ea hlobo

ISO 9001: Moetsi ea netefalitsoeng oa 2015 oa magnesium ea die die, Bokhoni bo kenyelletsa khatello e phahameng ea khatello ea magnesium die cast to 200 ton room & 3000 kamoreng e batang, moralo oa lithulusi, polishing, molding, machining, powder & liquid paint, QA e felletseng e nang le bokhoni ba CMM , kopano, ho paka le ho tsamaisa.

Minghe lahla Tšebeletso e 'ngoe ea ho lahla Tšebeletso-tsetelo ea matsete jj

ITAF16949 e netefalitsoe. Ts'ebeletso e 'ngoe ea ho lahla e kenyeletsa ho lahla lichelete,ho lahla lehlabathe,Matla a khoheli, Lahlehileng bubble lahla,Ho ts'oaroa ha Centrifugal,lephaka lahla,Sa Feleng hlobo lahlaBokhoni bo kenyelletsa EDI, thuso ea boenjiniere, ho etsa mohlala o tiileng le ho sebetsoa ka bobeli.

Lisebelisoa tsa Casting Parts Case

Lahla Liindasteri Liphuputso tsa likarolo tsa likarolo tsa: Likoloi, libaesekele, lifofane, liletsa tsa 'mino, sesepa sa metsi, lisebelisoa tsa Optical, li-sensor, mehlala, lisebelisoa tsa elektroniki, masaka, lioache, mechini, lienjine, thepa ea ka tlung, mabenyane, mabenyane, telecom, mabone, lisebelisoa tsa bongaka, lisebelisoa tsa litšoantšo, Liroboto, Litšoantšo tse betliloeng, Lisebelisoa tsa molumo, Lisebelisoa tsa lipapali, Lithulusi, Lipapali le tse ling. 


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Lingoloa tsa Thuso

Hlokomela Phokotso ea Sesebelisoa sa Sesebelisoa se Phahameng ka Potlako le Ho Tima

Lebelo le futhumatsang la ho futhumatsa ha motlakase ho tloha ho li-degree tse mashome ka motsotsoana ho isa ho li-degrees tse makholo

Patlisiso ka Ts'ebetso e Ncha ea Sesebelisoa se Phahameng sa Speed ​​Roll

Mechini ea sejoale-joale e mealo e meholo e batang e se e se na hlooho ebile e se na moeli. Req