Lokacin da injiniyoyi suka bayyana a yashi simintin masana'anta masana'anta, Ba wai kawai yin odar sassa na ƙarfe ba - suna yin fare akan kwanciyar hankali a ƙarƙashin matsin lamba na 300-bar, amincin microstructure bayan hawan keke, da rashin haƙuri ga porosity a cikin gidan famfo wanda ke gudana 24/7 a cikin teku. Wannan ita ce gaskiyar da muke gani yau da kullun a filin katafaren ginin mu a Qingdao: jikin bawul ɗin cobalt-nickel da aka ƙi - ba don gamawa ba - amma saboda bayanan CMM sun nuna karkacewar 0.012 mm akan ƙasa mai mahimmanci. Wannan ɓangaren ya koma ƙirar ƙira. Ba kowane shago ke yin haka ba.
Simintin Yashi Wanda Ya Raye Matsalolin Duniya Na Haƙiƙa—Ba Ƙirar Lab kaɗai ba
Ana yiwa simintin yashi a matsayin "ƙananan daidaici" ta mutanen da ba su taɓa yin rikodi na AMS 5387 na cobalt ba tare da shakeout ba. Mun jefa su. Kuma a-muna riƙe ± 0.15 mm akan diamita na 300-mm, tare da cikakken bincike na rediyo akan duk iyakokin matsa lamba na Class II. yaya? Ta hanyar sarrafa abin da wasu ke tsallakewa: koren yashi a 3.2-3.6%, rabo mai ɗaure yumbu wanda aka daidaita kowane tsari, kuma babban akwatin zafin jiki ya daidaita tsakanin ± 2 ° C yayin harbin ainihin. Ba kawai mu zuba narkakkar karfe ba. Muna sarrafa ma'aunin zafi mai zafi a ko'ina cikin rami don haka raguwa yana ja iri ɗaya zuwa ga masu tashi-ba cikin saman aiki ba.
Wannan yana da mahimmanci ga sassa kamar piston famfo silinda gidaje ko injinan abin hawa winch center shaft rollers. Waɗannan abubuwan ba a tsaye ba ne. Suna jujjuyawa a ƙarƙashin nauyin ƙwanƙwasa yayin da suke ɗaukar matsananciyar axial daga ruwa mai ƙarfi. Haɗin 0.05 mm kusa da radiyon fillet ya zama wurin ƙaddamar da gajiya a cikin sa'o'in aiki 1,200. Tsarin simintin yashi ɗinmu ya haɗa da in-mold thermocouple saka idanu ga kowane mai mahimmanci zuba, kuma kowane simintin yana yin gwajin ultrasonic kafin yin inji-har ma akan sassan da ba matsi ba. Domin gazawar ba binary bane. Yana tarawa.
Inda Simintin Yashi Ya Haɗu da Ingantattun Injin-Babu Hannu, Babu Rage
Wasu masana'antu suna fitar da injina. Ba mu. Me yasa? Domin yashi-simintin karfe flange tare da 1.2 mm machining izni ba ya hali irin wannan hanya da wanda ke da 0.8 mm-musamman lokacin da kake threading M42 × 3.5 a kan bakin karfe baseplate don subsea bawul actuation. Kwayoyin mu na CNC suna zama da nisan mita 15 daga tashar shakeout. Simintin gyare-gyare na tafiya kai tsaye zuwa masana'antar niƙa mai ban sha'awa tare da kayan aiki kai tsaye, ba zuwa wurin ajiya don sake yin aiki ba.
Muna injin abin da muka jefa-kuma muna jefa abin da muka san yadda ake yin inji. Wannan haɗin kai tsaye yana nufin babu abin mamaki a matakin bita na GD&T. Lokacin da abokin ciniki ya aika da zane yana kira don haƙurin matsayi na Ø0.05 mm akan ramukan ƙugiya guda shida dangane da saman datum mai yashi, ba ma neman abin da aka kera. Muna gina ƙirar tare da daftarin ramuwa, sarrafa ƙarfin ƙarfin ƙirƙira zuwa ± 3%, da kuma tabbatar da simintin simintin simintin gyare-gyare kafin clamping. Sa'an nan kuma mu na'ura-ta yin amfani da na'urorin da aka ɗora kayan aiki don biyan kuɗi ta atomatik don ƙananan bambancin simintin. Sakamakon? Yarda da labarin farko akan kashi 92% na umarni na matsakaicin girma. Babu gwaji na biyu. Babu shakka aikin injiniya.
Kayayyakin Za Ka iya Amincewa - Ba Takaddun Shaida kaɗai Za Ka Iya Yi Ba
Ingantattun albarkatun ƙasa shine gungumomi na tebur. Abin da ke raba amintattun masu samar da kayayyaki shine ganowa * ƙarƙashin * takaddun shaida. Don nozzles na tushen cobalt na T800, muna bin kowane lambar zafi daga binciken ladle mai kaya ta hanyar tabbatar da yanayin mu, sa'an nan kuma taswirar taswirar kowane simintin gyare-gyare ta amfani da lambobin laser-etched lot. Idan bututun ƙarfe ya gaza gwajin filin, za mu ja duk tarihin yanayin zafi-ba kawai rahoton jujjuyawar sa ba.
Muna samo asali na AMS 5387 kawai daga masana'anta tare da EN 10204 3.2 certs - da kuma bincika abubuwan carbon, chromium, da tungsten ta hanyar OES kafin zuba. Me yasa? Domin 0.03% wuce haddi na carbon a cobalt gami yana rage zafi da 18% sama da 600°C. Wannan shine bambanci tsakanin bututun ƙarfe da ke tsira da hawan keke 14,000 a cikin famfon allurar sinadarai mai zafi… ko kasawa a 8,200. Muna gwadawa. Muna yin rikodin. Muna aiki.
Rubutun kayan mu ya haɗa da:
- Lambar zafi mai kaya da kwanan narke
- Tabbatar da OES mai shigowa (tare da cikakken bugu na asali)
- Mold cavity assignment da zuba jerin ID
- Taswirar taurin bayan-zafi a cikin sassa uku
- Na'urar CMM ta ƙarshe tare da mai rufin launi vs. CAD
Babu gibi. Babu zato.
Me yasa Injiniyoyin Duniya suka Zaba Wannan Masana'antar Kera Simintin Yashi
OEMs filayen mai na Arewacin Amurka suna oda daga gare mu saboda muna isar da samfurin simintin ƙarfe a cikin kwanaki 18 - ba makonni 6 ba - tare da cikakkun takaddun ASME VIII Sashe na UHA. Na'ura mai ba da hanya tsakanin hanyoyin sadarwa na Turai suna amfani da simintin gyare-gyaren ƙarfe na mu saboda muna tabbatar da ginshiƙan gyare-gyaren walƙiya * kafin * zubowa, kawar da niƙa bayan walda akan matsin iyaka. Masu tara famfo na kudu maso gabashin Asiya sun dogara da mu don matosai na cobalt saboda muna riƙe da Ra ≤0.4 µm akan fuskokin rufewa - ba tare da lapping na sakandare ba — ta hanyar haɓaka ƙirar ƙirar ƙira da ƙirar gating.
Dogara a nan ba yaren talla ba ne. Adadin 0.00% ne akan gidajen famfo 420+ AMS 5387 da aka aika kwata na ƙarshe. Yana da 100% isarwa akan lokaci don watanni 27 a jere. Gaskiyar ita ce lokacin da abokin ciniki ya tambaya, "Shin za ku iya riƙe matsayi na gaskiya a kan waɗannan tashoshin jiragen ruwa guda 12 bayan yin jita-jita da zafi?" - muna amsawa da taswirar tsari, ba bege ba.
Idan aikace-aikacenku yana buƙatar fiye da “karfe a siffa” kawai -idan yana buƙatar ƙirar ƙarfe da za a iya iya gani, ingantacciyar joometry, da lissafin rashin daidaituwa - to dama yashi simintin masana'anta masana'anta ba shine mafi arha ba. Shi ne wanda ke ɗaukar ɓangaren ku kamar kayan aikin manufa mai mahimmanci daga rana ɗaya. Abin da muke yi ke nan. Kowane zuba. Kowane bangare. Kowace lokaci.
