Ha baenjiniere ba hlakisa feme ea ho lahla likhalase tsa metsi litšebeletso bakeng sa likarolo tsa tšepe tse phahameng, ha li batle feela setsi-li batla ho laola likaroloana, ho lumellana ha microstructural, le ho tšepahala ha metallurgic tlas'a khatello. Re bone merero e mengata haholo e liehisoa ke litebello tse sa lumellaneng: karolo e fetang licheke tse fapaneng empa e hloleha ho palama baesekele e futhumatsang, kapa ntlo ea cobalt alloy e kopanang le mamello ea khatiso empa e ntse e putlama nakong ea tlhahlobo ea hydraulic. Motso oa sesosa? Bokhoni bo arohaneng - metheo e se nang taolo ea mochini, mabenkele a mochini ntle le temohisiso, kapa barekisi ba nkang AMS 5387 kapa T800 e le thepa e akaretsang ho fapana le lisebelisoa tsa bohlokoahali.
Ke hobane'ng ha ho lahlela khalase ea metsi e le taba-le hore na ke hobane'ng ha ho etsoa seoelo hantle
Khalase ea metsi (sodium silicate) ea matsete e fana ka mamello e matla ho feta ho chesoa ha lehlabathe le litšenyehelo tse tlase tsa lisebelisoa ho feta khetla ea ceramic bakeng sa likarolo tsa indasteri tse rarahaneng, tse mahareng. Empa katleho e ipapisitse le lintho tse tharo tseo ho seng li ka buisanoang ka tsona: taolo e nepahetseng ea slurry rheology, dewaxing e laolehileng ho qoba ho phatloha ha hlobo, le liprofaele tsa mabone a sebōpi tse lekantsoeng lekhalong le leng le le leng la katoloso ea mocheso. Lebenkeleng la rona, re lokisa likarohano tsa binder-to-powder ka nako ea nnete ho ipapisitse le mongobo o teng - eseng ho tsoa letlapeng la SOP. Bakeng sa li-alloys tsa cobalt-nickel tse kang AMS 5387, esita le ho kheloha ha 2 ° C nakong ea preheat ho ka baka micro-shrinkage matlong a pompo a marako a tšesaane. Ke ka lebaka leo re lekolang ho qhibiliha ho hong le ho hong ka li-array tse peli tsa thermocouple le ho rekota nalane ea mocheso ka lotho - eseng ka batch.
Khokahano e otlolohileng ha se buzzword — ke eona feela tsela ea ho ts'oara GD&T
'Mele oa valve oa khatello o kentsoeng ka khalase ea metsi o ka jara ± 0.1 mm ho mamellana - empa haeba ts'ebetso ea CNC e kenyang sefahleho sa eona se tiisang e haelloa ke maikutlo a tobileng ho tsoa ts'ebetsong ea ho lahlela, o tla lelekisa ho phalla ho pholletsa le li-setups tse hlano. Ho QINGDAO QIANGSENYUAN TECHNOLOGY CO.,LTD., ho lahla, ho phekola mocheso, le machining a li-multi-axis li arolelana lab e le 'ngoe ea metrology. CMM ea rona e netefatsa geometry e le-cast pele e etsoa ka thata; li-profilometers tsa optical li netefatsa botšepehi ba holim'a metsi ka mor'a ho feta ho qetela; 'me ntlo e' ngoe le e 'ngoe ea piston pump cylinder e etsa tlhahlobo ea hydrostatic e sebetsang ho 1.5 × e lekantsoeng khatello ea ho sebetsa-eseng feela ho hlahloba ho lutla. Sena se felisa "black box" handoff pakeng tsa mafapha. Ha moreki a re romella setšoantšo se boima sa GD&T-heavy bakeng sa mochini oa boenjiniere oa winch center shaft rolara, re ile ra tšoaea li-callout tse peli tse hananang le tsela ea mantlha ea ho hula-pele lisebelisoa li qala. Seo se bolokile libeke tse tharo le $ 18,000 ho rework.
Taeo ea lintho tse bonahalang e arola ho etsa lintho ka nepo le tlhahiso ea thepa
Li-nozzles tsa alloy tsa cobalt ha li hlolehe ka lebaka la ho se sebetse hantle. Ba hloleha ka lebaka la kabo ea carbide e sa tsitsang ho pholletsa le karolo ea sefapano. Re fumana li-ingots tsa T800 le AMS 5387 tse nang le li-cert tse felletseng tsa leloala-ho kenyeletsoa tlhahlobo ea spectrographic, litlaleho tsa boholo ba lijo-thollo, le li-curve tse thata ho latela ASTM E8. Mocheso o mong le o mong o arotsoe, o tšoailoe ka likarete tsa ho latella tse nang le khoutu ea QR, 'me li bolokoa ka har'a liraka tse laoloang ke boemo ba leholimo. Haeba sehlopha se bonts'a sebabole se phahameng ho feta 0.015%, se behelloa ka thoko - ha se fokotsehe. Hobaneng? Hobane sebabole se kopanya li-alloys tsa cobalt haufi le meeli ea lijo-thollo, se potlakisa ho qaleha ha mokhathala libakeng tsa pompo ea pulsating. Ha re kopane feela le li-specs — re etsa 'mapa oa boitšoaro khahlano le maemo a khatello ea ts'ebeliso. Ke kamoo re tsamaisang li-plug tse pholohang lipotoloho tse 12,000+ ka har'a oli ea lebopong la leoatle le mefuta e mengata ea metering ea khase.
Ho fana ka lintho tsa sebele lefatšeng ka bophara ho bolela linako tse boletsoeng esale pele—eseng litšepiso tse nang le tšepo
"Nako ea ho etella pele" ha e bolele letho ntle le moelelo oa taba. Khoutu ea libeke tse 12 bakeng sa metheo ea lipompo tse 50 tsa tšepe e sa hloekang e nka ho ba teng ha thepa, ho hlophisoa ha sebōpi, le linako tsa tumello ea sehlooho sa pele—eseng matsatsi a almanaka feela. Re theha mananeo ho pota-potile bokhoni ba "bottleneck": mohala oa rona oa khalase ea metsi o sebetsa ka mefuta e tšeletseng ka beke, max. Ha re bue ka ho fetelletseng. Sebakeng seo, re hokahanya meaho ea prototype e tsamaisanang le tlhahiso-kahoo li-unit tsa hau tsa pele tse 5 li netefatsa litekanyetso tsa ts'ebetso le tlhahlobo pele ho mehala ea molumo. Bareki ba Amerika Leboea le Europe ba tlaleha karolelano ea nako ea ho fana ka nako ho 98.3% likhoeling tse fetileng tsa 18-eseng hobane re potlakile, empa hobane re rera ho khutlela morao ho tloha tekong ea ts'ebetso, eseng pele ho tloha ho kena ka taelo. 'Me ha phetoho ea moralo e fihla bohareng ba nako? Re tsamaisa hape FMEA-eseng feela ho ntlafatsa BOM.
Haeba u hloka a feme ea ho lahla likhalase tsa metsi e sebetsanang le valve ea khatello ea hau kapa ntlo ea pompo ea piston e le tsamaiso-eseng karolo-o hloka taolo e netefalitsoeng holim'a boitšoaro ba alloy, tsoelo-pele ea ketane ea dimensional, le netefatso ea lefats'e la sebele. Seo se qala ka ho botsa eseng "Na u ka e lahla?" empa "U tiisa joang hore e sebetsa?"
