Ha ntlo ea pompo ea hydraulic e phunyeha tlas'a khatello ea 350-bar-kapa cobalt alloy nozzle e hlōleha ka mor'a lihora tse 420 tsa tšebeletso ea khase e bolila-bothata ha se karolo feela ea ho hlōleha. Ke karohano ea ketane lipakeng tsa morero oa moralo le 'nete ea metallurgic. Lekhalo leo ke moo ho nepahetseng ho qhotsoa ka tšepe e fumana boima ba eona—eseng e le mokhoa oa thepa, empa e le katoloso e laoloang, e tataisoang ke mahlale ea kahlolo ea boenjiniere.
Ho QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., re bone sena se bapala mererong e 178 bakeng sa li-OEM tsa libaka tsa oli tsa Amerika Leboea, li-hydraulic system integrators tsa Jeremane, le lihahi tsa lipompo tsa leoatle tsa Asia Boroa-bochabela. Moreki e mong o ile a re romella litšoantšo tse boima tsa GD&T-boima bakeng sa ntlo ea li-cylinder pump cylinder ea AMS 5387 - mamello e thata ka ho fetesisa: ± 0.015 mm ho bore ID, top finish Ra ≤ 0.8 µm, zero internal porosity libakeng tse mahlonoko tsa khatello ea maikutlo. Morekisi oa bona o ile a fana ka likarolo tse 12. Ke ba 3 feela ba ileng ba feta tlhahlobo ea ultrasonic. Re ile ra tsamaisa ketsiso e felletseng ea pele: mohlala oa solidification, 'mapa oa gradient oa mocheso, optimization ea liheke. Ebe o lahlela, o phekotsoe mocheso, o felisitsoe ke CNC, 'me CMM o netefalitse karolo e 'ngoe le e 'ngoe. Bohle ba 24 ba ile ba feta. Phapang e ne e se lehlohonolo. E ne e lahlela taeo e kopantsoeng le taolo ea mochini.
Ho nepahala ha 'nete ho ho qhotsoa ka tšepe e qala pele hlobo e ama lehlabathe kapa ceramic. E qala ka boikarabello ba lintho tse bonahalang. Re fumana li-alloys tsa cobalt-nickel feela ho tsoa lifemeng tse fanang ka litlaleho tse netefalitsoeng ke mocheso-AMS 5387, UNS R30006, T800-grade-e ka lateloang ho ea ho nomoro e qhibilihisitsoeng, tlhahlobo ea lik'hemik'hale, le netefatso ea boholo ba lijo-thollo. Ha ho "batch average." Ha ho litifikeiti tse rometsoeng ke mofani oa thepa ntle le ho hlahlojoa ke batho ba bang. Ha moetsi oa li-valve oa Europe a ne a hloka li-plug tsa cobalt alloy tsa 19mm-diameter bakeng sa ts'ebeletso ea H₂S, ba ile ba re romella mofuta oa bona oa ASTM A995 Level II-'me re e bapisitse ho fihlela ho 0.03% ho kheloha ha carbon. Boemo boo ba botšepehi ha bo etsahale mabenkeleng a tšoarang khetho ea alloy e le lebokose la ho hlahloba.
Khokahano e otlolohileng ha e bue ka mokhoa oa ho bapatsa mona - ke kamoo botsitso ba litekanyo bo notleloang kateng. Ho lahla ha lehlabathe feela ho ke ke ha tšoara ± 0.02 mm holim'a motheo oa pompo ea bolelele ba 320-mm. Leha ho le joalo machining a CNC a le mong a ke ke a khona ho lokisa li-micro-shrinkage ka har'a litšepe tse phahameng tsa alloy. Empa ha ho lahlela, ho phekola mocheso, le 5-axis milling li etsahala ka tlas'a marulelo a le mong - ka metrology e arolelanoang, lifensetere tsa ts'ebetso tse hokahaneng, le tlhahlobo e kopaneng ea GD&T - liphoso tsa ho bokellana lia putlama. Ka tloaelo re tšoara 0.008 mm flatness holim'a lisebelisoa tsa tšepe tse sa hloekang tse ka bang 420 × 280 × 95 mm - ka mor'a ho fokotsa khatello ea kelello, ho senya, ho qeta, le ho fetola ka thata ho qetela. Seo se hloka matšeliso a nako ea 'nete ho CNC, eseng feela tokiso ea kamora ts'ebetso.
- Ha ho "lebokose le letšo" ho bapala: Tšebeliso e 'ngoe le e' ngoe ea tšepe kapa tšepe e sebetsa ka mokhoa oa ho tiisa; karolo e 'ngoe le e' ngoe ea cobalt alloy e fumana netefatso ea "microstructure" e entsoeng esale pele ka pono ea optical emission spectroscopy + SEM spot checks.
- Ha ho mochini o foufetseng: Lintlha tsa CMM tse tsoang likheong tse koetsoeng li fepa ka kotloloho ts'ebetsong ea lisebelisoa tsa CNC-ho fokotsa ho tlosoa ha thepa ka ho fihla ho 37% ho matlo a rarahaneng.
- Ha ho na QA ea pampiri feela: Traceability ha se ho kena ha database. Ke tag ea 'mele e ngotsoeng ka laser karolong e' ngoe le e 'ngoe, e hokahantsoeng le li-cert tsa thepa e tala, litlaleho tsa NDT, lits'oants'o tsa kalafo ea mocheso, le linepe tsa tlhahlobo ea ho qetela.
Ba bang ba nahana hore ho etsa matsete ka tsela e iketsang ho lekana le ho nepahala ho feta lehlabathe. Ha se 'nete. Khaketla ea matsete a sa sebetseng hantle e sotha nakong ea dewaxing. Hlobo ea lehlabathe e potlakang e phola ka tsela e sa leka-lekaneng, e baka khatello ea maikutlo e bang teng nakong ea ho sebetsa. Ntho ea bohlokoa ke bohlale ba tšebetso—eseng mofuta oa hlobo. Re sebelisa ho lahla lehlabathe bakeng sa likarolo tse kholo tsa sebopeho se tlase joalo ka lirolara tsa boenjiniere ba winch center shaft (ho fihla ho 1,200 kg), hobane litekanyetso tse laoloang tsa ho pholisa le li-prints tsa mantlha li fana ka ho ts'oana ho thata ho feta matsete bakeng sa likarolo tse teteaneng. Bakeng sa li-nozzles tse nyane, tse tšesaane tsa cobalt? Matsete aa hapa - empa feela ka ho tšela ka thuso ea vacuum le taolo ea ho tiisa. Precision ha e behoa mokhoeng. E itšetlehile ka khetho e 'ngoe le e' ngoe.
Sheba pele: Moeli o latelang ha se libopi tse kholo kapa li-spindle tsa CNC tse potlakileng. Ke taolo ea ts'ebetso e nyalisitsoeng-moo liphetho tsa papiso li fepa mefuta e futhumatsang e phelang litsing tsa machining, moo li-sensor tsa in-situ strain li fetolang litsela tsa lithulusi bohareng ba sehiloeng, moo mafahla a dijithale a netefatsang bophelo ba mokhathala pele a tšolleloa ka lekhetlo la pele. QINGDAO QIANGSENYUAN TECHNOLOGY e haha bokhoni boo hona joale-eseng e le teko ea lab, empa e le lisebelisoa tsa tlhahiso. Re netefatsa ho AS9100 bakeng sa likarolo tsa pompo tsa bohlokoa tsa sefofane. Re tšoaneleha HIP (hot isostatic pressing) bakeng sa li-cobalt tse haufi-ufi. 'Me re koetlisa baenjiniere eseng feela ho bala lipolane-empa ho bolela esale pele hore na tšepe e qhibilihisitsoeng e tla sebetsa joang ka geometry e itseng, tlas'a maemo a tsebahalang a ho pholisa, ka lik'hemik'hale tse tiisitsoeng tsa alloy.
Foundry metal casting ha se taba ea ho tšela tšepe ka sebopeho. E mabapi le ho fetolela tlhokahalo ea ts'ebetso-botšepehi ba khatello, ho hanyetsa ho roala, botsitso ba mocheso-ho ba bonnete ba metallurgical. Seo se hloka ho fetang thepa feela. E hloka boiphihlelo ka mekhoa ea ho phatloha ea AMS 5387. E hloka boiphihlelo ho litumello tsa ho lahla tse tsamaisoang ke GD&T. E hloka tšepo e hahiloeng holim'a lihlahisoa tse netefalitsoeng tsa 217 - eseng litšepiso. Haeba ntlo ea hau e latelang e nang le khatello e phahameng, karolo ea pompo ea piston, kapa karolo e khethehileng ea alloy e lokela ho etsoa-eseng feela ho phela-joale ho nepahala ho qala nako e telele pele tlhase ea pele e otla mosebetsi.
