Stellite 6 ha se motsoako o mong o thehiloeng ho cobalt - ke lienjineri tsa thepa tse fihlellehang ha ho hloleha e se khetho. Likamoreng tsa pompo ea haeteroliki tse mathang bareng ea 420, litulong tsa li-valve tse tlase tse pepeselitsoeng ke khase e bolila e tletseng lehlabathe, kapa ka lirolara tse lebelo le holimo tsa li-winch shaft holim'a baepolli ba meepo, Stellite 6 e fana ka khanyetso e ts'oarellang e fetisang litšepe tse tloaelehileng ka 5-8 ×. Empa ho e fumana ka botshepehi? Ke moo bareki ba bangata ba emeng teng. Re bone baokameli ba thekiso ea thepa ba hana mantsoe a qotsitsoeng a mararo pele ba hlokomela: botlolo ha se theko-ke ho lumellana ha metallurgical, dimensional repeatability, le ho lateloa ha AMS 5387. Ho QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., re mochini, re etsa le ho qeta likarolo tse 6 tsa Stellite letsatsi le leng le le leng-eseng e le ntho ea lethathamo la libuka, empa e le taeo ea ts'ebetso e thehiloeng lilemong tse 12 tsa mosebetsi oa hydraulic le olifield.
Hobaneng ha molumo oa ho batla oa "Stellite 6" o ile oa phahama—le seo e hlileng e se bolelang
Lipotso tsa "Stellite 6" li ile tsa phahama ka 68% YoY sethaleng sa ho fumana liindasteri-tse tsamaisoang ke baenjiniere ba khathetseng ke ho tsosolosoa ha thepa ea cobalt alloy off-spec. Moreki a le mong o ile a khutlisa lihlopha tse tšeletseng tsa li-groove tsa AMS 5387 tsa piston hobane boima bo ne bo fapane ho tloha ho 42 ho isa ho 49 HRC ka lotho. Li-nozzles tse ling tse 22 tse lahliloeng ka mor'a hore li-micro-cracking li hlahe nakong ea libaesekele tse futhumetseng-tse lateloang ke kabo e sa tsitsang ea carbide ka thepa ea motheo. Tsena ha se litaba tsa morao-rao. Ke matšoao a liketane tsa phepelo tse arohaneng: barekisi ba tsoang mabenkeleng a mangata a qhibilihang, barekisi ba nkang sebaka sa T800 e sa netefatsoang, kapa barekisi ba tšoereng thepa ntle le lirekoto tsa kalafo ea mocheso. A 'nete Stellite 6 fektheri e tlameha ho laola li-levers tse 'nè ka nako e le' ngoe: ho fumana li-billet tse tiisitsoeng, ho laola mocheso o tiileng-tharollo ea mocheso, ho sebetsa ka mokhoa o nepahetseng oa thepa e thata (Rockwell C 44-48), le netefatso ea botšepehi ba ka morao-machining. Re etsa tse 'nè - setsing se le seng sa ISO 9001 Qingdao.
Ha ho na ho sekisetsa ho metallurgy-ho qala ka AMS 5387 traceability
Re fana ka li-billet tsa Stellite 6 feela ho tsoa lifemeng tse nang le setifikeiti se felletseng sa AMS 5387-'me re boloka litlaleho tsa tlhahlobo ea leloala, linomoro tsa mocheso, le tlhahlobo ea spectrographic bakeng sa odara e ngoe le e ngoe. Hobaneng? Hobane liphetoho tsa khabone ea ± 0.03% li fetola karoloana ea molumo oa carbide ho fihla ho 15%, e ama ka kotloloho ho hanyetsa abrasion lipompong tse sebetsanang le seretse. Sehlopha sa rona sa ho lahlela se sebelisa mokhoa oa ho etsa matsete bakeng sa li-geometri tse rarahaneng joalo ka li-nozzle tsa cobalt alloy tse ngata, ebe se sebelisa anneal e nang le tharollo e habeli (1175 ° C + 1050 ° C) e lateloang ke pholiso ea moea e laoloang - ho qoba karolo ea brittle sigma e hlahang ka har'a lihlopha tse pholileng butle. Bakeng sa likarolo tse entsoeng ka mochini, re sebelisa li-platform tse thata tsa 5-axis CNC tse kentsoeng ka ceramic le ho fana ka pholiso ea cryogenic. Sena ha se boenjineri bo fetelletseng — ke ka moo re ts'oereng mamello ea ± 0.015 mm ho lirolara tse bohareng ba 32-mm-diameter ha re ntse re boloka bohloeki bo tlase tlasa Ra 0.4 µm.
Khokahano e otlolohileng e rarolla seo barekisi ba sa khoneng ho se etsa
Barekisi ba bang ba rekisa li-bar tsa Stellite 6. Ba bang ba li etsa mochine. Ke ba seng bakae ba sebetsanang le ho lahla, ho phekola mocheso, ho sila ka mokhoa o nepahetseng, le tlhahlobo ea ts'ebetso tlas'a marulelo a le mong. Leha ho le joalo kopanyo eo e ke ke ea buisanoa bakeng sa likarolo tsa bohlokoa tsa thomo. Ha OEM ea Europe e ne e hloka lisilindara tse nchafalitsoeng bakeng sa lipompo tsa khatello e phahameng ea triplex, morekisi oa bona oa pele o ile a fana ka likarolo tse nang le subsurface porosity - e sa lemohuoe ho fihlela tlhahlobo ea hydraulic bareng ea 350 e baka koluoa e kholo ea tiiso. Re ile ra etsa liteko tsa ho qoelisoa ka matla holong e 'ngoe le e' ngoe, 'me ra netefatsoa hore re na le boteng ba moea ka lifofane tse tharo tsa axial. Sephetho? Ho hloleha hoa tšimo ho pholletsa le lihora tse 17,000 tsa ts'ebetso. Mosebetsi oa rona o felisa li-handoffs: tlhahlobo ea moralo → ho lokolloa ha thepa → ho lahlela → phekolo ea mocheso → CNC → netefatso ea CMM → teko ea ho qetela ea khatello. Nako ea ho tsamaisa e theoha ka 30%. Rework oela ho <0.7%.
Ts'ebetso ea 'nete ea lefats'e - eseng litšepiso tsa database
- Li-valve tsa khatello: Litulo tsa litulo tsa Stellite 6 li pholoha lipotoloho tse limilione tse 1.2 lits'ebetsong tsa ente ea metsi a letsoai moo 316 e sa sebetseng hantle ho li-cycle tse 210,000.
- Mehaho ea pompo ea piston: Li-bores tse thata ka holim'a metsi li boloka ≤0.008 mm ovality ka mor'a lihora tse 8,000 ho 200 ° C le 400 rpm
- Winch center shaft rollers: E mamelle meroalo e matla ea lithane tse 15 ntle le ho lla—le kamora lihora tse 3,500 XNUMX maemong a lehlabathe a lehoatata.
Ha re qotse "standard" Stellite 6. Re qotsa hao ts'ebeliso: lebelo la mokelikeli, boholo ba likaroloana, profil ea libaesekele tse futhumatsang, le bophelo bo hlokahalang ba ts'ebeletso. Ke ka hona sehlopha sa rona sa boenjiniere se hlahlobang li-callout tsa GD&T pele se qotsa — eseng kamora moo. Haeba setšoantšo sa hau se totobatsa 0.005 mm runout sefahlehong sa flange ea 120-mm-diameter, re etsisa ho kheloha ho lokisa esale pele le ho lokisa leano la ho koala. Haeba pompo ea hau e sebetsa butle-butle le mocheso o potlakileng oa mocheso, re khothaletsa ho imolla khatello ea kelello ka mor'a mochine ho 650 ° C-le haeba e eketsa lihora tse 12. Hobane bophelo bo bolelele ha bo lekanngoe ka likhoeli. E lekantsoe ka nako ea ho qetela, phokotso ea karolo e setseng, le ho qoba litšenyehelo tsa ho koala.
Stellite 6 e sebetsa feela ha metallurgy, geometry le boemo ba eona ba bokaholimo bo lumellana hantle. Ho tsamaisana hoo ho qala—eseng ka taelo ea theko—empa ka fektheri e tšoarang metsoako ea cobalt e le tsamaiso, eseng thepa. QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. e theha tumellano eo karolong e 'ngoe le e' ngoe. Bakeng sa baenjiniere ba lekanyang katleho ka nako e bolelang pakeng tsa ho hlōleha-eseng ka theko e tlaase ka ho fetisisa ea yuniti-the Stellite 6 fektheri seo u se hlokang se se se lekanyelitsoe, se netefalitsoe, 'me se loketse karolo ea hau e latelang ea bohlokoa.
