Ha baenjiniere ba hlakisa khetla ho bopa likarolo tsa tšepe, ha ba laele feela ho lahlela - ba batla ho pheta-pheta ka hare ho ± 0.15 mm, microstructure consistency ho pholletsa le lihlopha tsa 500+ kg, le matla a tsitsitseng a tšoarang tlas'a 350 bar hydraulic pulses. Ke kahoo ho fumana ho tsoa ho 'nete khetla molding lahleloa tšepe likarolo fektheri ha se mabapi le theko-e mabapi le taeo ea metallurgical, ponaletso ea tšebetso, le ho se mamelle ho se mamelle ho feto-fetoha ha maqhutsu a graphite.
Ke Hobane'ng ha Shell Molding e Fana ka Moo Lehlabathe la Lehlabathe le oelang Nakoana
Re bone merero e mengata e hloleha hobane lihlopha li ne li nahana hore "tšepe ea tšepe" e bolela "ho fapanyetsana." Ha e etse joalo. Likamoreng tsa li-valve tsa khatello kapa li-cylinder cylinder blocks, graphite morphology e laola bophelo ba mokhathala ka kotloloho. Ho etsa likhetla ho fana ka litekanyetso tse laoloang tsa ho pholisa—e leng tsa bohlokoa bakeng sa mofuta oa A flake graphite e nang le kabo e tšoanang. Ho fapana le mekhoa ea lehlabathe le letala, hlobo ea likhetla e sebelisa lehlabathe la silika le koahetsoeng ka phenolic le phekotsoeng ka mocheso oa 230 ° C. Sephetho? Qetello ea bokaholimo Ra ≤ 6.3 µm, li-angles tse ka tlase ho 0.5 °, le botenya ba lebota ho fihla ho 4.5 mm ntle le ho sisinyeha ha mantlha. Re ts'oara li-callouts tsa GD&T khafetsa joalo ka maemo a Ø0.05 mm ho likoti tsa 12-mm-diameter - ntle le mochini oa bobeli.
Khokahano e Otlolohileng Ha se Buzzword - Ke Phokotso ea Kotsi ea Hao
Barekisi ba bang ba fana ka lisebelisoa tsa ho qhibiliha, ho etsa hlobo, le ho etsa machining ho arola barekisi. Seo se theha lintlha tse tharo tsa ho hloleha ho latela mohlala oa lintho tse bonahalang, li-handoffs tse tharo bakeng sa ho hoholeha ka mokhoa o itseng, le menyetla e meraro ea ho se tsamaisane hantle ha mocheso. Ho QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Sehlopha se le seng se okametse ketane e felletseng: setifikeiti sa thepa e tala (ASTM A48 Class 35/45, EN-GJL-250), tlhahiso ea hlobo ea khetla, 1,480 °C cupola + induction duplex melting, D1MG MOX0RIning ea ho qetela ea CNC, CNC00RITX e sebetsang khahlano le ASME Y14.5–2018. Ha moreki oa Europe a ne a hloka li-unit tse 270 tsa plug ea cobalt-alloy e lumellanang le AMS 5387, re ile ra etsa tlhahlobo e qhibilihisitsoeng holim'a ladle e 'ngoe le e 'ngoe, maemo a O₂ a rekotiloeng a sebōpi ka nako ea sebele, 'me a etsa limmapa tsa boima ba 'mapa karolong e' ngoe le e 'ngoe-hobane kheloha e le 'ngoe e bolela libeke tse 12 tsa nako ea ho phomola tšimong.
Moo Mathathamo a Tloaelehileng a fellang teng—Litlhoko tsa Hao tsa Sebele li Qala
Likarolo tse tloaelehileng tsa tšepe ha li rarolle mathata a kang ho roala ka har'a li-winch center shaft rollers kapa ho palama libaesekele ka har'a metheo ea pompo ea oli le khase. Ke ka lebaka leo mosebetsi oa rona o qalang pele ho hlobo: ho hlahloba litsela tsa hau tsa mosebetsi, ho khetholla likhatello tsa khatello ea kelello ka ho netefatsa pele ho FEA, le ho khetha li-alloys tse lumellanang le maemo a ts'ebeletso-eseng lihlooho tsa litaba. Bakeng sa lisebelisoa tse apereng haholo, re fetola tekanyo ea carbon (CE) ho 3.1-3.3 mme re eketsa 0.25% Cu ho ntlafatsa sebaka sa pearlite. Bakeng sa likarolo tsa bohlokoa tsa ho sisinyeha, re sebelisa liente tse nang le Ba-Ca-Si ho thibela ho tsieleha ha serame. E, re ngola qeto e 'ngoe le e' ngoe ka har'a sephutheloana sa PPAP, ho kenyelletsa le litlaleho tsa tlhahlobo ea spectral le lichate tsa boholo ba lijo-thollo ho ASTM E112.
- Li-valve tsa khatello: E entsoe ho tloha ASTM A278 Grade 65-45-12 ductile iron, post-heat-treated to 220–240 HBW
- Mehaho ea lisilindara tsa pompo ea piston: EN-GJS-400-15 e entsoeng ka Shell e nang le bores e entsoeng ka mochine e tšoaretsoeng ISO IT6
- Li-winch shafts tsa koloi ea boenjiniere: T800 cobalt-based alloy castings e nang le taolo e tiileng ea tataiso
- Li-nozzles tse sa tloaelehang: AMS 5387 cobalt alloy, tharollo-e anneal ka 1,175 ° C ±5 ° C, ebe e tima metsi
Botsa Lipotso tsena tse hlano pele u fana ka PO
Ha se lifeme tsohle tse etsang likhetla tse sebetsang ka mokhoa o tšoanang. Botsa morekisi oa hau:
- A na u ka fana ka maqephe a qhibilihang a bontšang mocheso oa ladle, sebopeho sa slag, le nako ea ente bakeng sa lihlopha tse tharo tse fetileng?
- Boima ba hau ba karolo e le 'ngoe ke bofe - 'me u netefatsa joang botšepehi ba hlobo bakeng sa likarolo tse fetang 120 mm botenya?
- A na u etsa liteko tsa ultrasonic ho li-castings tsohle> 50 kg, ka ASTM E186?
- U netefatsa joang khokahano ea ho thatafala ha holim'a metsi lipakeng tsa Brinell le Rockwell bakeng sa likarolo tse tshelwang mocheso?
- Na sebaka sa hau sa setifikeiti sa ISO 9001: 2015 se tobane le ho bopa likhetla le machining a nepahetseng - kapa "ho etsa ka kakaretso"?
Haeba likarabo li sa hlaka kapa li lieha, tsamaea. Li-castings tse nepahetseng li hloka boikarabello bo nepahetseng.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. e sebetsa joalo ka a khetla molding lahleloa tšepe likarolo fektheri moo li-metallurgists li hlahlobang litšoantšo tsa ho lahla haufi le bo-machinist-le moo potoloho e 'ngoe le e' ngoe ea phekolo ea mocheso e kenngoa teng, tlhahlobo e 'ngoe le e' ngoe ea CMM e lekanyetsoa letsatsi le leng le le leng, 'me thomello e' ngoe le e 'ngoe e kenyelletsa ho latela lintlha tse feletseng ho fihlela palo ea lotho ea ingot. Ha re romelle likarolo. Re romella lienfelopo tsa ts'ebetso tse netefalitsoeng. Bakeng sa litsamaiso tsa hydraulic tse sutumelletsang 400 bar, bakeng sa lipompo tsa kantle ho naha tse sebetsang lihora tse 20,000 ntle le ho nchafatsoa, bakeng sa likoloi tsa boenjiniere tse sebetsang ho -40 ° C maemo a Arctic - phapang ha e teng ka har'a letlapa. E ka har'a li-nodule, meeli ea lijo-thollo, le liqeto tse ngotsoeng tse entsoeng pele ho tšollo ea pele.
