Lokacin da bawul ɗin ku na ruwa ya kasa a 3,000 psi-ko cobalt-alloy famfo gidaje fasa a ƙarƙashin hawan keke-ba kwa buƙatar injin "mai kyau". Kuna buƙatar kwanciyar hankali mai girma tsakanin ± 0.005 mm, ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun yanayin zafi na AMS 5387 batches, da rashin haƙuri ga gibin gano kayan abu. Shi ya sa injiniyoyi a Arewacin Amurka, Jamus, da Singapore ke ƙayyadaddun sassa daga wani high ainihin CNC machining factory wanda ke ɗaukar GD&T ba azaman takarda ba-amma azaman ilimin kimiyyar lissafi ba tare da tattaunawa ba.
Madaidaicin-duniya yana farawa inda juriya ta daina kasancewa mai tunani
Mun gan shi sau biyu a wannan shekara: mai siyar da kayan aikin mai Tier-1 ya ƙi 47% na samfuran piston famfo silinda gidaje daga dillalai daban-daban guda uku - ba don ƙare saman ƙasa ba, amma saboda haɓakar haɓakar haɓakar ya wuce 0.012 mm bayan maganin zafi mai zafi. Tushen dalili? Tsarin simintin simintin gyare-gyare mara daidaituwa yana ciyarwa cikin ayyukan CNC. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., mun warware wannan sama. Kamfanonin simintin simintin yashi namu yana sarrafa ƙimar ƙarfin ƙarfe da simintin bakin karfe ta amfani da taswirar thermocouple na ainihi-sannan a tabbatar da kowane billet mai shigowa tare da bincike na yanayi kafin fara injin. Babu zato. Babu kebantattun tsari.
Wannan haɗin kai tsaye-simintin gyare-gyare, CNC multi-axis, magani mai zafi, da kuma kammala saman ƙasa a ƙarƙashin rufin da ya dace da ISO-yana nufin muna riƙe da juriya na geometric * ta hanyar * cikakken tsarin tsari. Jikin bawul ɗin matsa lamba ba kawai ake yin injin don zane ba; An ƙirƙiri ƙancewar simintin sa, an auna murdiya bayan-machining akan Zeiss CMM, kuma taurinsa na ƙarshe ya inganta akan ASTM E18. Muna isar da sassan da suka tsira - ba kawai wucewa ba - gwajin matsa lamba na farko.
Superalloys ba su da “wuya don inji.” Ba a sarrafa su ba daidai ba
Wasu masu ba da kayayyaki suna ɗaukar alluran cobalt-nickel kamar ƙarfe mai tauri. Ba su da. Abubuwan da suka dogara da T800 suna buƙatar dabarun hanyoyin kayan aiki waɗanda ke rage yawan haɓaka zafi-ba kawai ciyarwa mai ƙarfi ba. Muna amfani da niƙa mai girma tare da masu yankan PCD akan AMS 5387 nozzles, suna riƙe amincin saman ƙasa a ƙasa Ra 0.4 µm yayin riƙe kauri na bango zuwa ± 0.008 mm. Me yasa wannan ya shafi? Saboda bambance-bambancen 0.015-mm a cikin filogi na cobalt alloy yana canza madaidaicin magudanar ruwa da kashi 11% a cikin da'irar hydraulic mai ƙarfi-kuma ana iya aunawa a cikin gazawar filin.
Gidan shagon mu yana gudanar da injunan axis DMG MORI NT guda biyar tare da haɗe-haɗen bincike, amma ainihin bambance-bambancen shine horo na ƙarfe. Muna haɓaka hawan hawan zafi tare da ƙwararrun masu samar da albarkatun ƙasa-tabbatar da kowane tsari na AMS 5387 ya sami ƙarfin juzu'i (≥1,380 MPa) da haɓaka (≥12%) * kafin * yanke yanke. Lokacin da abokin ciniki ya umarce mu da mu sake yin abin nadi na T800 da aka dakatar don tsarin ci gaban abin hawa, mun sake yin aikin injiniya na asali ta hanyar nazarin SEM/EDS-ba kawai kwafi girma ba. Sashin ya yi tsayin 32% a cikin sabis fiye da maye gurbin OEM.
Ba a yi alkawarin dogaro ba. An gina shi cikin ka'idojin dubawa
"Cikakken ganowa" yana nufin fiye da adadi mai yawa da aka buga akan akwati. Ga kowane abu mai mahimmanci - bawul ɗin matsa lamba, tushen famfo, gidaje na silinda - muna shiga: rahotannin gwajin injin niƙa, jefa sakamakon X-ray, ID na shirin CNC, fayilolin ma'aunin CMM, taswirar tanderun zafin zafi, da bayanan dubawa na ƙarshe. Ana adana duk bayanan har tsawon shekaru 10. Abokan ciniki suna samun damar tarihin aikin su ta hanyar amintacciyar hanyar shiga-ba PDFs ɗin imel da tsakar dare ba.
Amma tabbatarwa yana faruwa * yayin samarwa - ba kawai a ƙarshe ba. Masu aiki suna yin bincike-bincike ta hanyar amfani da na'urori masu kwatanta gani a kan fasalulluka kamar nau'in nau'in nau'i na bututun ƙarfe. Kowane bangare na uku yana wucewa ta cikakken binciken CMM akan ainihin fayil ɗin STEP-ba maɓalli kawai ba. Kuma eh — muna inganta kiran GD&T kamar matsayi, bayanin martaba, da runout * cikin mahallin *, ba kamar keɓantattun siffofi ba. Idan zanen ku ya ƙayyadad da juriyar juzu'in wuri don fuskar flange dangane da axis, muna auna ta haka-ta amfani da na'urar kwaikwayo na datum waɗanda ke kwafi ainihin yanayin haɗuwa.
Kada jadawalin lokacinku ya dogara da tsara iyawar mai kaya
Matsakaicin oda (50-500 inji mai kwakwalwa) sau da yawa yana tsayawa a masana'antun da aka inganta don ko dai samfuri ko samarwa da yawa. Mun gina aikin mu don tsakiyar ƙasa: shimfidar sel masu ƙwanƙwasa, daidaitaccen daidaitawa ga iyalai na kayan aikin famfo, da ma'ajin ajiyar cobalt na gama gari da maki mara kyau. A lokacin da wani Turai famfo OEM bukatar 120 AMS 5387 famfo sassa a cikin kwanaki 18-bayan da pre dillali rasa ranar ƙarshe da 37 days-mun tsĩrar a ranar 17. Ba ta aiki karshen mako. Ta hanyar kawar da madaukai na sake yin aiki: an kama simintin gyare-gyare kafin yin inji, ana sa ido kan sawar kayan aiki a ainihin lokacin, kuma an kammala bincike na ƙarshe kafin marufi.
Wannan abin dogaro ya kai ga tallafin injiniya. Ba kawai muna faɗin zane-zane ba - muna ba da alamar haɗari na ƙirƙira * kafin * faɗin: "Wannan bangon 0.3-mm akan gidan bawul zai karkata yayin danne; bayar da shawarar ƙara haƙarƙarin wucin gadi." Ko: "Ƙirar da aka ƙayyade Ra 0.2 µm yana buƙatar electropolishing - ba niƙa ba - wanda ke ƙara kwanakin 3 amma yana hana ƙaddamar da ƙananan ƙwayar cuta." Babu mamaki. Hukunce-hukuncen da aka yanke a cikin shekaru 12 na sarrafa manyan abubuwan masana'antar gami.
Don ɓangarorin ƙarfe masu mahimmancin manufa-inda gazawa na nufin raguwar lokaci, haɗarin aminci, ko da'awar garanti-daidaici ba takamammen takaddar takarda ba. Yana da yadda kuke sarrafa tsarin hatsi, sarrafa murɗaɗɗen zafi, da tilasta ci gaban girma a cikin simintin gyare-gyare, injina, da ƙarewa. QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana aiki kamar a high ainihin CNC machining factory saboda yana ɗaukar kowane micron a matsayin buƙatun aiki-ba manufa ba. Sashin hadaddun ku na gaba baya buƙatar wani zance. Yana buƙatar abokin tarayya wanda ke auna nasara a lokacin aiki, ba kawai isar da kan lokaci ba.
