Likarolo tsa tšepe tse entsoeng ka tšepe li rarolla mathata a sebele a lefats'e - ho lutla ha li-hydraulic manifolds, matlo a pompo a petsohileng tlas'a khatello ea 300-bar, li-winch shafts li hloleha ka mor'a likhoeli tse 18 libakeng tsa ho fafatsa letsoai. Tsena ha se liphoso tsa khopolo-taba. Re lekanyelitse li-microcracks ho AMS 5387 cobalt alloy nozzles tse khutlisitsoeng ho tsoa litsing tsa ho cheka kantle ho naha. Re fetotse lipotoloho tsa kalafo ea mocheso ka mor'a ho bona ho hoholeha ho hoholo ka har'a matlo a silindara a pompo ea piston e thehiloeng ho T800 nakong ea liteko tsa libaesekele tse futhumetseng. Likarolo tsa tšepe li atleha feela ha metallurgy, geometry, le khatello ea ts'ebeliso li lumellana - eseng ha lintlha li shebahala li le ntle pampiring.
Hobaneng "Ho Lahlela Feela" ho sa Lekane bakeng sa Sistimi ea Bohlokoa-Bohlokoa
Bongata ba lienjineri ba tseba ho etsa lehlabathe ho sebetsana le libopeho tse kholo. Ho hlahisa lichelete ho fana ka mamello e matla. Empa ke ba seng bakae feela ba hlokomelang hore na ho kheloha ha hlobo ea 0.05 mm habonolo kapa 2 ° C ho kheloha mocheso oa tšollo ho baka porosity 'meleng ea li-valve tse phahameng. Re bone litšepe tse tharo tse ts'oanang tsa tšepe - paterone e ts'oanang, beche e ts'oanang - e hloleha ho etsa tlhahlobo ea ho lutla hobane e 'ngoe e ile ea pholile metsotso e 12 ka potlako mokatong oa shakeout. Ke kahoo ho nepahala ha ho bue ka litekanyo tsa ho qetela feela. E mabapi le ho laola li-gradients tsa ho tiisa, ho tšoana ha sebopeho sa lijo-thollo, le phepelo e setseng ea khatello ea maikutlo * pele * mochini o qala.
Taolo eo e qala ka traceability ea lintho tse bonahalang. Ntho e 'ngoe le e' ngoe ea cobalt-nickel alloy engot eo re e sebetsanang e na le litlaleho tse feletseng tsa tlhahlobo ea leloala: matla a tsitsitseng ho 650 ° C, elongation ka mor'a ho robeha, intergranular corrosion resistance ka ASTM G28A. Ha ho sehlopha se kenang ho lahlela ntle le ho netefatsa litaba tsa khabone tse lulang ka har'a ± 0.02% ea AMS 5387 spec. Hobaneng? Hobane 0.03% ea khabone e fetelletseng e fetola motsoako oa cobalt 6 hore e be matrix a brittle, a pepeneneng ka tlas'a cyclic loading.
Setsi sa rona se lumellanang le ISO se tsamaisa mela e ts'oanang le ea CNC-eseng e le mafapha a arohaneng, empa e le mekhahlelo e hokahaneng. Ho fihla seleng ea machining e nang le bokaholimo ba eona bo thata bo entsoeng ka laser profilometry. Lenaneo la CNC le ikamahanya le litefiso tsa phepelo ka bo eona libakeng tseo ho tsona li-micro-shrinkage li entseng li-spikes tse thata tsa lehae. Khokahano ena e thibela moqoqo oa sesebelisoa o neng o ka senya pheletso ea 3.2 µm Ra e hlokahalang holim'a libaka tse tiisang li-valve.
Moo Mokhoa o Tloaelehileng o Fallang—le Hore Na ho Nepaha ho Fetola Sephetho Joang
Ba bang ba ka 'na ba pheha khang: "Haeba e lekana ebile e sa lutle, ke hobane'ng ha e le moenjiniere o feteletseng?" Hobane mekhoa ea ho hloleha e ipata 'neteng ea ts'ebetso. Motheo oa pompo ea tšepe ea maemo a tloaelehileng a ka 'na a tšoara torque nakong ea teko ea fektheri-empa e sisinyeha ka 1,750 rpm tšebeletsong ea tšimo, e potlakisa ho apara ka 40%. Lisebelisoa tsa rona tsa tšepe li sebelisa nodular graphite morphology e laoloang ho Mofuta oa VI ho ASTM A247, ho fokotsa phetiso ea vibrate ka 62% tlhahlobong ea mokha oa boraro.
Ka mokhoa o ts'oanang, "stainless steel casting" ha e bolele letho ntle le ho totobatsa boitšoaro ba maemo. 316 e hloleha ho hloleha ka potlako marong a oli a nang le chloride e ngata. Lisebelisoa tsa rona tsa tšepe tse sa hloekang li sebelisa 2507 super duplex e fetotsoeng-25% chromium, 7% nickel, 4% molybdenum-e nang le ferrite-austenite phase balance e tšoaretsoeng ho 45-55% ka nako ea sebele ea arc monitoring nakong ea ho qhibiliha. Sephetho: ho se be le sekoti ka mor'a lihora tse 2,000 XNUMX ho pepesehetse khase e bolila.
Ha re finyelle maemo feela - re etsa 'mapa oa ts'ebetso ho sebetsa. AMS 5387 cobalt motsoako oa likarolo tse 6 tsa pompo li kenngoa tharollo ho 1,175 ° C ± 5 ° C, ebe li tima ka potlako ho koala botsitso ba gamma-phase. Ka mor'a ho sebetsa, karolo e 'ngoe le e' ngoe e fumana tlhahlobo e phunyeletsang ea fluorescent ho bona li-discontinuities tse nyenyane ho feta 0.1 mm-hobane bofokoli bo le bong bo ka har'a molomo oa molomo bo ka senya 3 × ka potlako tlas'a ho phalla ha slurry.
Tse 'ne Tse sa Buisanoeng Ha U Fumana Likarolo Tsa Metal Cast
Ho khetha barekisi ho hloka ho feta ho qotsa linako tsa ho etella pele. Ho ipapisitsoe le lilemo tse 12 tse ts'ehetsang li-OEM tsa hydraulic le lihahi tsa lisebelisoa tsa subsea, libaka tsena tse 'ne tsa tlhahlobo li arola balekane ba tšepahalang ho barekisi ba transaction:
- Setifikeiti sa lintho tse bonahalang ha se ka buisanoa- eseng feela "e lumellana le ASTM A48," empa mekoallo e tiisitsoeng ea "tensile" e lekiloeng ka lotho e 'ngoe le e' ngoe, e nang le khokahanyo e thata e netefalitsoeng likarolong tsohle tsa ho lahlela.
- Dimensional control e kenyeletsa as-cast state- Litlaleho tsa CMM li tlameha ho bonts'a litumello tsa shrinkage tse sebelisitsoeng ho libore tse mahlonoko le lifahleho tse tiisang, eseng feela litekanyo tse felileng.
- Litokomane tsa botšepehi bo holimo li bohlokoa ho feta linomoro tsa Ra-Re hloka litšoantšo tsa SEM tsa libaka tse entsoeng ka mochini tse bonts'ang ho se be teng ha likarolo tse recast kapa tse tabohang libakeng tse apereng haholo joalo ka li-winch center shaft rollers.
- Traceability e fetela ho lipotoloho tsa kalafo ea mocheso— lichate tsa mocheso oa nako tse kentsoeng seboping se seng le se seng, eseng feela “mocheso o hloekisitsoeng ho latela maemo.”
Ha moetsi oa likoloi tsa boenjiniere oa Europe a fetohela ho li-plug tsa rona tsa cobalt alloy, sistimi ea bona ea onboard winch MTBF e ile ea tlola ho tloha ho lihora tse 4,200 ho isa ho tse 11,800 tsa ts'ebetso. Eseng hobane plug e ne e le "matla" -empa hobane ts'ebetso ea rona ea ho lahlela e felisitse microporosity sehokelong sa plug-to-housing, ho thibela kutu ea electrolytic maemong a mongobo a tropike.
Likarolo Tsa Metal ke Motheo—Hase Motheo oa ho Nahana
Sistimi ea ts'ebetso e phahameng e hloleha ho li-interfaces: moo ntlo ea cast e kopanang le shaft e entsoeng ka mochini, moo alloy e kopanang le tiiso, moo katoloso ea mocheso e kopanang le bolt preload. Likarolo tsa tšepe tse entsoeng ka tšepe li tiisa likhokahano tseo. Katleho ea bona e ipapisitse le liqeto tse entsoeng pele ho ts'ello ea pele-khetho ea thepa e lekantsoeng ho k'hemistri ea mokelikeli, moralo oa liheke o tsamaellanang le phetoho ea botenya ba lebota, litumello tsa machining tse ipapisitseng le papiso ea ho tiisa - eseng tokiso ea kamora ho lahlela.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. e haha lisebelisoa tsa tšepe bakeng sa lits'ebetso moo ho nkela sebaka ho bolelang hore nako ea ho theoha e bitsa $ 27,000 / hora. Seo se qobella taeo: ha ho likhutšoane ho netefatso ea metallurgical, ha ho na maikutlo a mabapi le kalafo e "tloaelehileng" ea mocheso, ha ho na stacking ea mamello ntle le moralo oa ts'ebetso o tsamaisoang ke GD&T. Sephetho? Li-valve tsa khatello tse pholohang lipotoloho tse 50,000 sebakeng sa 350 bar, li-cylinder housings li boloka concentricity ka mor'a lilemo tse 15 tsa ts'ebetso e tsoelang pele, li-winch shafts li fana ka torque e tsitsitseng ho -40 ° C maemo a Arctic.
Bokamoso ke ba likarolo tse entsoeng ka tšepe tse entsoeng - eseng feela tse hlahisoang - ka sepheo se sebetsang se phehiloeng moeling o mong le o mong oa lijo-thollo. Seo se qala ka ho botsa hore na "Na e ka lahleloa?" empa “E tlameha ho itšoara joang—’me hoo ho hloka eng ho tsoa ho melting, hlobo le mochine?”
