Lokacin da injiniyoyi suka bayyana masana'anta gyare-gyaren harsashi sabis don manyan abubuwan haɗin ƙarfe na ƙarfe, ba kawai siyan tsari bane-suna tabbatar da sake fasalin girma, kulawar microstructural, da amincin aiki a ƙarƙashin matsin lamba. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Mun jefa sama da 12,000 cobalt-alloy famfo gidaje tun 2019-kowanne rike ±0.05 mm GD&T haƙuri a 800°C yanayin zafi sabis. Wannan ba iyawar ka'idar ba ce. Wannan shine abin da ke faruwa lokacin da ba a kula da gyare-gyaren harsashi azaman mataki na tsaye ba - amma a matsayin aikin farko a cikin tsarin jiyya na simintin-machining-zafi.
Me yasa Shell Molding ke Isar da Inda Yashi Simintin Faɗi Gajere
Yin gyare-gyaren Shell ba “wata hanya ce kawai ta simintin gyare-gyare ba.” Ita ce kawai tsarin siffa-tallafi wanda ke ba da ƙarancin ƙarewar ƙasa a ƙasan Ra 3.2 µm * da * daidaiton ƙarfe a cikin sassan bakin ciki mai bango a ƙarƙashin 6 mm. Muna ganin wannan kullun: jikin bawul ɗin ruwa mai kauri na bango 3.8 mm, tashoshi 12 na sanyaya ciki, da kuma AMS 5387 cobalt alloy chemistry. Yin simintin yashi ya gaza anan-ba akan farashi ba, amma akan haɗarin haɗa oxide da babban motsi yayin zuba. Shell gyare-gyare yana warware duka biyun. Harsashin yashi na silica resin phenolic yana saita tsattsauran a 230°C, yana riƙe da lissafi ta hanyar 1,420°C yana zub da yanayin zafi, kuma yana ƙonewa da tsafta — yana barin ragowar sifili a cikin mahimman hanyoyin kwarara.
Mun auna shi: sassan alloy na harsashi na T800 sun nuna 22% ƙananan porosity fiye da daidaitattun adadin yashi-wanda aka tabbatar da binciken CT na masana'antu kafin yin injin. Wannan kai tsaye yana fassara rayuwar gajiya. Wani abokin ciniki na yankin mai na Arewacin Amurka ya tsawaita tazarar hidimar gidaje daga 4,200 zuwa sa'o'i 7,800 na aiki bayan sauya zuwa gidajen silinda da aka ƙera harsashi. Babu canjin ƙira. Kawai mafi kyawun farawa kayan.
Haɗin Kai Tsaye Ba Kalma Bace - Rage Haɗarin Ku
Wasu masu ba da kayayyaki suna ba da simintin gyare-gyaren harsashi ga mashinan ɓangare na uku. Ba mu. Kowane ɓangaren cobalt-nickel yana motsawa daga layin mu na ISO 9001-kwararren harsashi kai tsaye zuwa cikin sel CNC ɗinmu 5-babu dabaru na waje, babu rashin tabbas na sake-sakewa, babu rashin daidaiton tarihin batch-to-batch. Wannan ci gaban ya fi dacewa akan sassa kamar piston famfo cibiyar shaft rollers: taurare zuwa HRC 58-62 *bayan* injin, ba a da ba. Idan maganin zafi ya faru kafin yin inji, ragowar damuwa za su lalata juriya na gaskiya na 0.015 mm akan jarida mai ɗaukar nauyi. Jerin mu yana guje wa hakan gaba ɗaya.
Muna bin kowane nau'i: rahotannin gwajin injin niƙa, rajistan ayyukan harsashi, zub da magudanar zafin jiki, sakamakon binciken ultrasonic da aka jefa, da rahotannin CMM na ƙarshe-duk suna da alaƙa a cikin dashboard ɗin ganowa guda ɗaya. Lokacin da OEM na Turai ya nemi cikakken ƙayyadaddun ƙayyadaddun ƙayyadaddun kayan aiki akan odar bututun ƙarfe na AMS 5387, mun isar da takaddun sa hannu guda 17 a cikin sa'o'i 48. Ba saboda muna tara takarda ba-amma saboda bayanai suna gudana daga firikwensin zuwa tsarin a ainihin lokacin.
Iyakokin Duniya na Gaskiya-da Yadda Muke Aiki A Cikinsu
Shell gyare-gyare yana da iyaka. Yana gwagwarmaya tare da sassan sama da kilogiram 50 ko geometries masu buƙatar yanke ƙasa sama da 15° ba tare da rugujewa ba. Wasu na iya jayayya cewa saka hannun jari yana da amfani mafi kyau. Amma simintin saka hannun jari ba zai iya daidaita abubuwan da muke samarwa akan matsakaicin matsakaicin matsakaici (50-500 inji mai kwakwalwa / wata) na simintin ƙarfe mai rikitarwa-musamman lokacin da abokan ciniki ke buƙatar gwajin aiki akan guda 3 na farko. Layin gyare-gyarenmu na harsashi yana aiki awanni 22/rana, yana canza kayan aiki a ƙasa da mintuna 18, kuma yana tabbatar da juzu'i na cavity tare da sikanin laser kafin zub da farko.
Har ila yau, muna guje wa ramummuka na yau da kullun: yin amfani da yashi da aka sake yin fa'ida a cikin gaurayawan harsashi (muna samo silica sabo ne), tsallake zafin zafin jiki a kan manyan simintin ƙarfe (muna ɗora zafin wuta a 45 ° C / awa don hana girgizar zafi), ko tsallake saurin danniya bayan jefawa akan gidaje marasa ƙarfi (muna riƙe a 620 ° C na tsawon awanni 4, sannan iska mai iska). Waɗannan ba “mafi kyawun ayyuka ba ne.” Matakan da ba za a iya sasantawa ba ne da aka gasa a cikin umarnin aikinmu-saboda mun ga fashe-fashe lokacin da aka tsallake kowa.
Abin da Ake Samu—Ba Abin da Aka Yi Alkawari A Kan Kasidar ba
Kuna samun kwanciyar hankali mai girma: simintin gyare-gyaren ƙarfe na harsashi wanda aka ƙera zuwa ± 0.12 mm akan fasalulluka har zuwa tsayin mm 320, an tabbatar da su tare da Zeiss CONTURA G2 CMMs da aka daidaita kowane mako. Kuna samun tsinkayar ƙarfe: kowane batch na T800 da aka gwada don cobalt, chromium, tungsten, da abun ciki na carbon-a cikin ± 0.03% na ƙayyadaddun bayanai-ta amfani da OES spectrometry. Kuna samun horon isarwa: 94.7% akan lokaci don umarni samfuri, 98.2% don fitowar samarwa - ana sa ido ta hanyar dashboards ERP masu rai da aka raba tare da abokan ciniki.
Kuma kuna samun haɗin gwiwar injiniya - ba a faɗi ba. Lokacin da wani mai sana'ar famfo na kudu maso gabashin Asiya ya aiko mana da zane tare da 0.005 mm flatness callout akan 280 mm × 180 mm flange hawa, ba mu ce "e" ko "a'a ba." Mun gudanar da ƙirar ƙirar yanayin murdiya, mun ba da shawarar gyara tsarin gating, kuma mun ba da shawarar yin amfani da flange *bayan* taimako na damuwa-ba a da ba. Sakamako? Adadin fasinja na farko ya tashi daga 62% zuwa 99%. Wannan shine bambanci tsakanin mai siyarwa da haɓaka fasaha na ƙungiyar ku.
Idan kana bukatar a masana'anta gyare-gyaren harsashi wanda ke ɗaukar daidaito azaman kimiyyar lissafi-ba talla ba-muna shirye don gudanar da kuri'a na gaba. Ba tare da alkawuran ba. Tare da takaddun tsari, rahotannin dubawa, da bayanai masu girma daga yanki na farko.
