Lokacin da injiniyoyi suka bayyana a sabis na simintin gyare-gyare don manyan bawul ɗin hydraulic bawul ko sassan famfo na cobalt-alloy, ba kawai suna yin odar ƙarfe ba - suna yin fare akan kwanciyar hankali a ƙarƙashin nauyin 300-bar, amincin microstructure bayan maganin zafi, da sifili batch-to-batch drift a cikin juriya na lalata. Mun ga abokan ciniki suna jinkirin tabbatar da samfur ta makonni 11-ba saboda kurakuran ƙira ba, amma saboda abokin aikin su ba zai iya riƙe ± 0.05 mm akan bututun ƙarfe na AMS 5387 ba. Wannan ba batun inji ba ne. Yana a sabis na simintin gyare-gyare matsalar balaga.
Me yasa "Ganowar Hazaka Mai Aminci" Shin Ma'anar Ba daidai ba ce - Kuma Abin da Ake Yi Aiki
"Binciken basira" na cikin samar da fina-finai - ba kayan aikin masana'antu ba. A cikin madaidaicin simintin gyare-gyare, dogaro yana nufin halayya mai ƙarfi da za a iya tsinkaya a cikin ƙera yashi don gidajen T800 na gami, ba abubuwan ganowa ba. Yana nufin tabbatar da kowane cobalt-nickel ingot a kan rahotannin gwajin niƙa kafin zubawa-ba aminta da takaddun shaida ta fuskar ƙima ba. Yana nufin kama karkacewar 0.12% na carbon a cikin kayan ƙarfe mai shigowa kafin ya zama karaya a cikin gidan famfo na silinda.
Mun bincika sama da 40 da aka kafa a duk faɗin Asiya da Gabashin Turai tun daga 2019. Madaidaicin bambance-bambance? Haɗin kai tsaye-ba wai kawai “simintin gyare-gyare + machining ba,” amma an raba fassarar GD&T tsakanin masu ƙira da masu shirye-shiryen CNC. Abokin ciniki ɗaya ya aika da zane iri ɗaya ga dillalai uku: biyu an nakalto daban don yin simintin gyare-gyare da kuma gama-machining; na uku taswira mahimman bayanai daga kogon mold zuwa rahoton CMM na ƙarshe. Sai kawai mai siyarwar ya isar da sassan labarin farko waɗanda suka wuce gwajin matsi na aiki a rana ɗaya.
Wannan ba gano basira ba ne. Mallakar tsari ce.
Hudu Marasa Tattaunawa a cikin Simintin Mahimmanci-Mahimmanci (Bayanai na Fassara Na Gaskiya Ta Goya baya)
Teamungiyar filin mu tana bin tushen tushen simintin gyare-gyaren da aka ƙi a cikin ayyuka 127 masu aiki. Hanyoyin gazawa guda huɗu sun mamaye-kowanne yana ɗaure kai tsaye da yadda a sabis na simintin gyare-gyare yana tsara tsarin aikin sa:
- Microshrinkage a cikin manyan gawawwakin bawul ɗin bawul: Yana faruwa a lokacin da thermal gradients ya wuce 12°C/mm yayin ƙarfafawa. Kafaffen kawai tare da saka idanu na thermocouple na ainihi a cikin cavities na mold-ba binciken bayan zuba ba.
- GD&T ƙetarewa tsakanin as-simintin da jahohin da aka gama: Abubuwan da ke faruwa ta rashin daidaiton matakan taimako na damuwa. Muna auna ragowar damuwa kafin da bayan annealing ta amfani da XRD; Abokan ciniki waɗanda suka tsallake wannan suna ganin shafi na 0.08-0.15 mm akan gidajen silinda 300-mm.
- Haɗa gungu a cikin abubuwan haɗin cobalt: Yana haifar da yashwar ladle refractory. Tabbatarwa ta hanyar ASTM E45 Nau'in haɗawa Nau'in A - ba kawai duban gani ba.
- Watsewa mai girma a cikin madaidaicin madaidaicin shaft rollersSakamako daga ainihin kwafin da ba a daidaita su ba. An warware shi kawai tare da jeri na gani na ainihin akwatuna kafin kowane motsi.
Babu ɗayan waɗannan “matsalolin inganci.” An gasa su a cikin tsarin gine-ginen simintin gyaran kafa. Ba za ku iya bincika hanyar ku ba.
Fa'idar Haɓaka: Inda Tasha Tsayawa da Machining Ya Fara
Simintin gyare-gyare ba mataki ba ne kawai - shine tushen abin da ke gaba. Jikin bawul ɗin da aka jefa a cikin baƙin ƙarfe na ductile na iya buƙatar ayyuka daban-daban na CNC guda 17: hakowa mai zurfi don hanyoyin tukin jirgi, niƙan daɗaɗɗen filaye, zaren zare don haɗin haɗin kai mai ƙarfi. Amma idan kaurin bangon simintin simintin ya bambanta da ± 1.2 mm, rayuwar kayan aiki ta ragu da kashi 40%, kuma ƙarewar saman kan fuskokin rufewa ya zama wanda ba za a iya maimaitawa ba.
Shi ya sa amincin gaskiya ke buƙatar sarrafa matasan. A wurin aikinmu na Qingdao, injiniya iri ɗaya ne ya tabbatar da tsarin simintin gyare-gyare na saka hannun jari da kuma shirin kera axis 5. Muna amfani da bayanan simintin simintin laser don daidaita hanyoyin kayan aiki ta atomatik-yanke lokacin sake zagayowar da kashi 22% akan sassan famfo na AMS 5387 yayin da muke riƙe Ra ≤0.4 µm akan filayen rufewa masu mahimmanci. Wannan ba sihirin software bane. Yana da horo na giciye-aiki: masanan ƙarfe suna raba fayilolin kwaikwaiyo masu ƙarfi tare da injiniyoyi; Masu fasaha na QC suna ƙididdige binciken CMM ta amfani da gages iri ɗaya da aka yi amfani da su wajen binciken ginin.
Idan ba tare da wannan madauki ba, kuna sarrafa haɗari daban-daban - ba mafita ɗaya ba.
Abin da “Mai Aminci” ke nufi da Aikin ku na gaba
Amincewa ba da'awar talla ba ce. Ana iya aunawa: 99.2% yawan amfanin ƙasa na farko akan cobalt-alloy nozzles, 100% gano kayan abu zuwa lambar zafi da narke log, da kuma isarwa a cikin ± 3 kwanaki a cikin 86% na matsakaici-girma umarni (2023 bayanai). Yana nufin nazarin zanenku ya haɗa da amsa kamar "Matsar da datum B 0.3 mm ciki-wannan yana guje wa tsoma baki na 0.1 mm tare da tsarin gating" maimakon "Za mu yi iya ƙoƙarinmu."
Idan odar ku ta gaba ta ƙunshi simintin ƙarfe don manifolds na filayen mai, dakunan bakin karfe don famfunan teku, ko abubuwan da ba daidai ba na T800 waɗanda ke buƙatar bin Sashe na ASME BPVC na II, tambayi ku. sabis na simintin gyare-gyare Tambayoyi uku: Shin za ku iya nuna mani rahotannin CMM guda uku na ƙarshe don wani ɓangaren da ya dace da tari mai mahimmanci na haƙuri? Wanene ya mallaki tsarin kula da tsarin-kuma sau nawa ake tabbatar da daidaitawar akwatin? Yaushe ne binciken ku na ƙarshe na cikin gida ya saba wa ISO 9001: 2015 Sashe na 8.5.1 (Samar da Samar da sabis)?
Amsoshin za su gaya muku fiye da kowace ƙasida.
