Lokacin da injiniyoyi suka ƙayyade daidaitattun sassan ƙarfe don bawul ɗin ruwa, famfo gidaje, ko shafts - sassan da dole ne su riƙe ± 0.01 mm haƙuri a ƙarƙashin matsa lamba 300-ba sa buƙatar mai siyarwa kawai. Suna bukatar a simintin gyaran fuska da foda masana'anta wanda ke ɗaukar daidaiton ƙarfe a matsayin wanda ba za a iya sasantawa ba.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana gudanar da irin wannan wurin a cikin Qingdao-ba a matsayin cibiyar samar da aiki ba, amma a matsayin abokin haɗin gwiwa a tsaye don mahimman abubuwan manufa. Mun ga abokan ciniki sun dawo sau uku tare da sake fasalin AMS 5387 cobalt alloy nozzles bayan gazawar gwajin keken zafi a wani wuri. Kowane juzu'i ya koya mana wani abu: simintin yashi kaɗai ba zai daidaita tsarin hatsi a jikin famfo na tushen T800 ba; CNC machining kafin zafi magani ya gabatar da saura danniya; kuma ƙarewar saman ba kayan kwalliya ba ne - shine bambanci tsakanin sa'o'i 2,000 da sa'o'i 8,000 na rayuwar sabis a cikin famfunan laka na mai & iskar gas.
Inda Simintin Ɗaukaka Ya Haɗu da Ingantattun Mashina-Ba tare da Rarraba ba
Yawancin masu samar da kayayyaki suna raba simintin gyare-gyare da injina zuwa sassan da ba a rufe ba-ko fitar da ɗaya gaba ɗaya. Wannan yana haifar da gibin hannu: juzu'i mai ma'ana tsakanin simintin simintin gyare-gyare da na'urori na ƙarshe, rashin daidaituwar microhardness a cikin ɗimbin yawa, ko kuskuren GD&T lokacin da daftarin simintin ba ya lissafin hanyoyin samun kayan aiki.
A kayan aikin mu masu yarda da ISO, simintin saka hannun jari, simintin yashi, da injinan axis CNC masu yawa suna aiki ƙarƙashin tsarin inganci ɗaya-ba rufin ɗaya ba. Mun jefa gidaje na ƙarfe tare da ƙimar sanyaya mai sarrafawa don iyakance rarrabuwar pearlite, sa'an nan kuma injina su a kan cibiyoyin 5-axis sanye take da aikin bincike. Don abubuwan haɗin cobalt-nickel, muna amfani da simintin saka hannun jari don kawar da porosity, wanda ke biye da damuwa-taimakon mashin ɗin *kafin* m machining — don haka ƙirar ƙarshe ta kasance gaskiya yayin yankewa.
Wannan haɗin kai yana ba da sakamakon da za a iya aunawa: • 92% yawan amfanin ƙasa na farko a kan gidaje na piston famfo cylinder (vs. matsakaicin masana'antu na 68%) • An tabbatar da amincin sararin samaniya ta hanyar SEM fractography-ba kawai Ra darajar ba • Cikakken ganowa daga raw takardar shedar zuwa rahoton CMM na ƙarshe, shiga ta AS9102
Me yasa Cobalt Alloys ke Buƙatar Tsari fiye da "Mai kyau Isa".
Wasu na iya jayayya cewa daidaitattun matakan simintin bakin karfe suna aiki daidai da AMS 5387 ko T800. Ba sa. Superalloys na tushen Cobalt suna raguwa ba tare da tsinkaya ba yayin ƙarfafawa. Ƙarfin zafinsu shine rabin na bakin karfe 316. Kuma adadin ƙarfin aikin su ya ƙaru bayan kawai 0.05 mm na zurfin yanke.
Mun koyi wannan hanya mai wuya akan abin nadi mara daidaitaccen cibiya don injin abin hawa. Gwaji na farko sun yi amfani da abubuwan saka carbide na al'ada da kuma sanyaya ambaliya. Rayuwar kayan aiki ta ɗauki mintuna 11. Fashawar saman ta bayyana a zurfin 120µm. Gyaran? Canjawa zuwa kayan aikin PCD-tipped, cryogenic nitrogen sanyaya a -196 ° C, da kuma machining a cikin biyu thermal-stable matakai-m a yanayi, gama bayan stabilities a 20 ° C ± 0.5 ° C na 4 hours. Sakamako: Rayuwar kayan aiki na minti 102, lalacewar ƙasa mara nauyi, da rayuwar gajiya ta tsawaita ta 3.7 ×.
Wannan matakin iko yana aiki ne kawai lokacin da kimiyyar abu, simintin physics, da injina ke rayuwa a cikin ƙungiyar injiniya iri ɗaya-ba cikin sarƙoƙin imel guda uku ba.
Tabbatar da Gaskiyar Duniya-Ba Yarda da Takarda Kawai ba
Takaddun shaida suna da mahimmanci-amma tikitin shiga ne, ba garanti ba. Muna riƙe ISO 9001 da AS9100, ee. Amma abin da ya fi mahimmanci shine yadda waɗannan ƙa'idodin ke fassara zuwa aikin sashin ku.
Kowane simintin ƙarfe yana yin gwajin ultrasonic zuwa ASTM E186, ba kawai duban gani ba. Kowane cobalt alloy batch yana samun tabbaci na ƙayyadaddun ƙayyadaddun takaddun shaida - kuma muna riƙe samfuran har tsawon shekaru 10. Lokacin da abokin ciniki na Turai ya nemi tabbacin cewa jikin bawul ɗin su ya sadu da EN 10204 3.2, ba mu jigilar takarda ba. Mun aika da ainihin takardun shaida na gwaji, zafin zafi tare da sassan samarwa, tare da cikakkun bayanai, tasiri, da taurin.
Muna kuma tabbatar da kerawa da wuri-ba bayan an yanke kayan aiki ba. Injiniyoyin mu sun yi rigima a GD&T kafin a faɗi: "Wannan juriyar matsayi yana buƙatar gano wuri akan simintin simintin gyare-gyaren da ke canza ± 0.15 mm-bari mu sake fasalin tsarin datum ko ƙara datum ɗin injin na biyu." Wannan yana adana makonni-kuma yana guje wa ɗimbin yawa da darajar $27,000 kowanne.
Abin da Ake Samu—Bayan Ƙasidar
A simintin gyaran fuska da foda masana'anta yakamata ku magance matsalolin da baku ambata suna ba tukuna. Ga abin da hakan ke nufi a aikace:
- Babu "black box" da aka ambata: Kuna karɓar takaddun tsari, zane-zane, da tsare-tsaren dubawa tare da kowane RFQ-ba kawai farashi da lokacin jagora ba.
- Babu abin mamaki mai girma: Duk mahimman fasalulluka waɗanda aka auna akan Zeiss CONTURA G2 CMMs, tare da rahotannin da ke nuna ɓarnawar ɓarna-ba kawai wucewa/ gazawa ba.
- Babu shubuhar kayan duniya: Raw stock bokan zuwa AMS 2241, tare da ganowa zuwa lambar zafi da bincike na ladle.
- Babu roulette bayarwa: Tsara tsare-tsare yana nufin jigilar samfuran samfuri a cikin kwanaki 18, matsakaicin matsakaicin matsakaici ya kai 99.2% isar da kan lokaci (binciken ciki na 2023)
Mayar da hankalinmu ya tsaya kunkuntar - tsarin na'ura mai aiki da karfin ruwa, kayan mai & iskar gas, layin motocin injiniya, da taruka na musamman na famfo. Ba mu yin ruwan injin turbine ko na likitanci. Wannan mayar da hankali yana haɓaka ilimin tsarin mu: yadda girman hatsin yashi ke shafar hatimi-surface lalacewa a cikin manyan bawuloli, dalilin da yasa wasu jiyya na zafi ke haɓaka juriyar galling a cikin bakin karfe winch shafts, ko yadda za a hana intergranular lalata a cikin cobalt gami matosai fallasa su H₂S.
Idan aikinku na gaba ya ƙunshi ɗimbin juriya a cikin ƙayatattun gami-ko sassa masu haɗaka inda simintin simintin ke bayyana ma'anar jumhuriyar jumhuriyar juzu'i da injina ke ba da filaye masu aiki - kuna buƙatar fiye da iyawa. Kuna buƙatar tabbataccen iko akan abin da ke faruwa tsakanin narkakken ƙarfe da ɓangaren da ya gama. Wannan shine ma'anar gaskiya simintin gyaran fuska da foda masana'anta.
