Lokacin da injiniyoyi suka bayyana a karfe simintin kafa kafa factory don matsi na hydraulic bawul ko cobalt-alloy famfo gidaje, ba kawai siyan sassa ba ne - suna tabbatar da kwanciyar hankali a ƙarƙashin mashaya 350, amincin microstructural bayan maganin zafi, da rashin haƙuri ga porosity a cikin mahimman hanyoyin kwarara. Mun ga ayyuka da yawa sun jinkirta-ba ta hanyar ƙira ba, amma ta hanyar iyawar da ba ta dace ba: shagunan simintin yashi suna ƙoƙarin AMS 5387 cobalt gami; Shagunan CNC-kawai suna karɓar ɓangarorin simintin gyare-gyare tare da izinin injin 0.8 mm; masu rarraba suna faɗin lokutan jagora ba tare da tabbatar da takaddun shaida ba. Madaidaicin kera yana farawa tun kafin a fara zuba ko yanke.
Me yasa Haɗin Kayan Aikin Casting-Machining Ba Ne Tattaunawa ba don Abubuwan Mahimmanci na Ofishin Jakadancin
Yawancin gazawar suna komawa zuwa aiwatar da aikin hannu. Jikin bawul ɗin da aka jefa a cikin koren yashi na iya saduwa da ƙayyadaddun nauyi-amma taurinsa kamar yadda aka jefar ya bambanta ± 40 HB a kowane bangare guda. Wannan rashin daidaito yana tilasta cire hannun jari na CNC, yana haɗarin bangon bakin ciki akan filaye masu rufe matsi. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Muna sarrafa duka simintin gyaran kafa da machining a karkashin daya ISO-compliant rufin. Layin simintin yashin mu yana ciyarwa kai tsaye zuwa cibiyoyin injina-axis-babu dabaru na ɓangare na uku, babu sake yin aiki daga ƙayyadaddun bayanai. Muna riƙe kiran GD&T kamar ± 0.025 mm matsayi haƙuri akan 12-mm diamita gano fil *bayan* jiyya na ƙarshe - ba kawai bayan roughing ba. Wannan ba ka'idar ba ce. A cikin wani aikin gonakin mai na Arewacin Amurka na baya-bayan nan, haɗin gwiwar aikinmu ya rage jimlar lokacin jagora da kashi 37% sabanin abokin ciniki na farko wanda ya yi amfani da simintin gyare-gyare daban-daban da dillalai.
Cobalt-Nickel Alloys suna Buƙatar Fiye da Juriya na Zafi-Suna Buƙatar Tsari Tsari
AMS 5387 cobalt alloy ba shi da "wuya ga na'ura." Yana da rashin gafartawa na rawar jiki, raɗaɗin zafi, ko rayuwar kayan aiki mara daidaituwa. Mun auna ƙimar lalacewa na kayan aiki tsalle 220% lokacin da pH mai sanyi ya faɗi ƙasa da 8.7 yayin niƙa gami da T800. Wannan shine dalilin da ya sa kayan aikinmu ke sanya ido kan sinadarai masu sanyaya a cikin ainihin lokaci-kuma suna maye gurbinsa ta atomatik kafin karkacewa ya kai gaci. Mafi mahimmanci, ba ma ɗaukar allunan cobalt a matsayin "wani abu kawai." Kowane tsari na T800 yana farawa tare da ingantattun rahotannin gwajin niƙa, cikakken ganowa zuwa narke lamba, da pre-machining ultrasonic gwajin don katsewar ƙasa. A lokacin da wani Turai famfo OEM bukatar 42 m cobalt-bututun ƙarfe taro tare da ≤0.015 mm concentricity tsakanin mashigai da kanti bores, mun cimma 99.6% na farko-wuce yawan amfanin ƙasa-ba ta hanyar ƙara dubawa matakai, amma ta kulle simintin shrinkage ramuwa a cikin zuba jari juna kayan aiki da kuma yin amfani da Laser-scanned simintin gyaran gyare-gyaren kayan aiki.
Ba a Duba Ingancin A ciki-An Ƙirƙira Shi, Mataki-mataki
"Cikakken ganowa" yana nufin wani abu kankare a nan: kowane gidan piston famfo na silinda yana ɗaukar lambar QR mai haɗawa da takardar shaidar albarkatun ƙasa, jefa rahoton X-ray, bayanan binciken CMM a matakai uku, da log ɗin gwaji na ƙarshe-ciki har da tabbatarwar matsa lamba a 1.5 × ƙimar aiki matsa lamba. Ba mu jira binciken ƙarshe don kama al'amura. Simintin ƙarfe na ƙarfe mai shigowa yana yin bincike na gani don ragowar chromium da molybdenum; cak na cikin-tsari yana amfani da masu kwatancen gani don daidaiton radius gefen kan kujerun bawul ɗin matsa lamba; Duban gani na ƙarshe yana bin ka'idodin ASTM E2877-22 don rarraba lahani na saman. Kwata na ƙarshe, wannan ya kama wani nau'in simintin ƙarfe na bakin karfe inda abun ciki na sulfur ya tashi sama da 0.003% sama da ƙayyadaddun ƙayyadaddun bayanai - wanda ba a iya ganewa ga ido tsirara amma an tabbatar da haɓaka galling a cikin wuraren rufewa mai ƙarfi. Babu wani yanki da ke jigilar kaya ba tare da takaddun shaida a kowace kofa ba.
Amintaccen Isar da Duniya na Gaskiya yana farawa da Nazarin Injiniya na Haƙiƙa
Wasu masu samar da kayayyaki suna karɓar zane-zane kuma suna faɗin lokutan lokaci. Muna farawa da tambayoyi: "Shin ana buƙatar kiran 0.05 mm flatness callout a duk faɗin flange mai hawa-ko kawai a cikin da'irar ƙulla?" "Shin abokin ciniki yana buƙatar taurin AMS 5737 *bayan* injin ƙarshe, ko taurin bayan-zafi ya isa?" Daidaitawa da wuri yana hana sake fasalin tsada. Don oda na bunch shaft abin hawa na injiniyan kudu maso gabashin Asiya, ƙungiyarmu ta ba da alama cewa ainihin hoton ya ƙayyadad da HRC 58-62 akan sashin diamita 120-mm ba tare da fashewa a cikin zaɓin 42CrMo4 alloy ba. Mun ba da shawarar yanki mai ƙarfi na shigar da ƙara maimakon, biyan buƙatun aiki yayin yanke lokacin sake zagayowar da kashi 28%. Wannan shine yadda sauye-sauyen samfur-zuwa-samar da ke kan hanya: ta hanyar tattaunawa ta fasaha, ba zato ba.
Idan madaidaicin ƙarfe na gaba na gaba yana buƙatar tabbataccen daidaiton ƙarfe, juzu'in juzu'i na 0.03 mm akan hadaddun kwantena, ko ingantaccen sarrafa cobalt-nickel superalloys, gaskiya ne. karfe simintin kafa kafa factory dole ne yayi fiye da zuba da gamawa. Dole ne ya ƙirƙiri tabbaci-zuwa kayan aiki, matakai, da haɗin gwiwa. QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana gina wannan tabbacin cikin kowane bawul ɗin matsa lamba, gidaje na Silinda, da bututun ƙarfe na cobalt. Sakamakon ba kawai sassan da suka dace ba - tsarin ne da ke aiki, dogara, tsawon shekaru.
