Lokacin da injiniyoyi ke buƙatar a m samfur zuba jari simintin gyaran kafa factory wanda ke sadar da sassan ƙarfe masu aiki a cikin ƙasa da kwanaki 15-ba tare da sadaukar da ASTM ko ingantaccen kayan aiki na ISO ba—sun daina neman “simintin gyare-gyare” kuma suna fara sarrafa tsarin sarrafawa. Mun ga shi sau da yawa: wani famfo na Arewacin Amurka OEM yana aika GD&T-nauyin AMS 5387 cobalt alloy bututun ƙarfe zane, yana tsammanin lokacin jagorar mako 3. Yawancin masana'antun suna amsawa tare da "makonni 6-8, bisa yarda da tsari." Wani abokin ciniki ya gaya mana: *"Mun riga mun soke zance guda biyu kafin mu sami ƙungiyar da ta yi tambaya game da ƙa'idar gwajin matsin lamba-ba lambar PO ɗinmu kaɗai ba."*
Wannan ƙungiyar ita ce QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. An kafa shi a Qingdao, China, suna aiki da wurin da ya dace da ISO inda jefa zuba jari ba sabis ne kaɗai ba — kulli ɗaya ne a cikin tsarin da aka haɗe da tamka wanda ya haɗa da injin CNC, maganin zafi, binciken tushen CMM, da cikakkun abubuwan gano abubuwa. Ba sa ɗaukar samfura a matsayin "ƙananan-tsari." Suna bi da su azaman ingantacciyar fa'ida mai ƙarfi-inda kowane ƙwayar microstructure, kowane saman ƙasa ya ƙare darajar Ra, kuma kowane juzu'i yana samun shiga, sake dubawa, da alaƙa da koma baya zuwa sigogin tanderun.
Ga abin da ya keɓe su - ba a cikin sharuɗɗan tallace-tallace ba, amma cikin aiwatar da aunawa:
- Alloy discipline, ba gami iri-iri. Sun ƙware a cikin iyalai huɗu na kayan abu: cobalt-nickel superalloys (T800, AMS 5387), bakin karfe (CF8M, F22), baƙin ƙarfe ductile (ASTM A), da ƙananan ƙarfe na tsari. A'a "mun jefa wani abu" da'awar. Madadin haka: rubuce-rubucen riƙe ƙarfin ƙarfi bayan HIP + bayani annealing akan nozzles T800; bayanan taurin mai maimaitawa a cikin gidaje masu kauri na piston famfo silinda 120-mm; kin amincewa da batch batch akan matosai na cobalt da aka gwada ta kowane ma'aunin girman hatsi na ASTM E112.
- Fitar-zuwa-machining handoff yana faruwa a cikin kofa mai inganci guda ɗaya. Ba kamar shagunan da ke fitar da gamawa ko magani na zafi ba, haɗin kansu na tsaye yana nufin ma'aikacin CMM ɗaya wanda ke tabbatar da kaurin harsashi kafin zuba shi kuma yana bincika ID/OD concentricity post-machining. Wannan yana kawar da juriyar juriya daga dillalai na waje-kuma ya bayyana dalilin da yasa jikin bawul ɗin su ya sami daidaiton kauri na bango ± 0.015 mm a cikin raka'a 300+, ba kawai biyar na farko ba.
- Prototyping yana nufin haɗin gwiwar injiniya ba kawai isar da sashe ba. Lokacin da wani ƙera na'ura mai ba da ruwa ta Turai ya aika abin nadi mara daidaituwa na cibiyar winch tare da fins masu sanyaya asymmetric, ƙungiyar ba ta ce "e" ko "a'a ba." Sun gudanar da siminti na thermal akan ƙirar kakin zuma, daidaita gating don hana raguwar porosity a cikin tushen fin, kuma sun ba da shawarar sake zagayowar taimako-danniya kafin yin aiki mai tsauri. Samfurin ya wuce gwajin fashe a matsi mai lamba 1.5×—a kan gwajin farko.
Wasu na iya jayayya cewa saurin yana lalata amincin ƙarfe. Amma bayanan gaskiya sun saba wa hakan. A cikin 2023, QINGDAO QIANGSENYUAN ta samar da simintin saka hannun jari 87 cikin sauri don kayan aikin saukar mai da iskar gas. Kowane bangare yana ɗauke da cikakken yanayin yanayin zafi, ingantattun rahotannin gwajin niƙa, da tabbacin PMI na ɓangare na uku. Abubuwan da aka haɗa sifili sun kasa yayin cancantar abokin ciniki. Me yasa? Saboda aikin su na "sauri" yana farawa da kayan - ƙwararrun albarkatun ƙasa waɗanda aka samo kawai daga masu siyar da aka duba zuwa ka'idodin EN 10204 3.1 - kuma suna ƙarewa da aiki, ba takarda ba.
Ba sa ɓoye iyakoki. Simintin saka hannun jari ya yi fice don hadaddun geometries-amma ba zai iya daidaita CNC don fasalulluka a ƙarƙashin 0.3 mm ko zaren ciki mara daftarin aiki. Injiniyoyin su suna tuta wadanda tun farko. Yayin nazarin zane, za su ba da shawarar ƙara daftarin 0.5 ° zuwa tashar jiragen ruwa mai katanga ko canzawa zuwa abubuwan da aka saka a cikin injin don mahimman abubuwan rufewa. Wannan ba abin haushi ba ne. Yana hana $12,000 a sake yin aiki lokacin da saitin farko ya zo.
Menene wannan ke nufi ga aikin ku na gaba? Idan sashinka yana buƙatar juriya mai ƙarfi akan sassan bakin ciki, juriya na lalata a cikin mahalli masu wadatar chloride, ko aikin gajiya a ƙarƙashin hawan keke-kuma kuna buƙatar tabbatarwa ta jiki a cikin kwanakin aiki ≤12 - sannan m samfur zuba jari simintin gyaran kafa factory tare da haɗaɗɗun ƙaƙƙarfan ƙaƙƙarfan abubuwa fiye da mafi ƙarancin farashi. Kalandar samarwa ta QINGDAO QIANGSENYUAN tana nuna 92% isar da kan lokaci don oda samfurin da aka aika a duniya a cikin 2024. Shirye-shiryen su na dogaro ba ya kori girma. Yana ba da kariya ga jadawali - ta hanyar gina buffer cikin ingantaccen aiki, ba kwanakin jigilar kaya ba.
Neman gaba, su R&D mayar da hankali yana ragewa: matasan simintin gyaran kafa-machining workflows ga high-alloy aka gyara inda kusa-net siffar rage machining lokaci da 40% ba tare da compromising gajiya rayuwa. Suna faɗaɗa windows na tsari na AMS 5387 don manyan ɗakunan famfo na yanki da kuma tabbatar da sabbin ƙirar harsashi na yumbu don ingantaccen saman ƙasa akan nozzles na cobalt. Ba saboda yana da ban sha'awa ba - amma saboda abokan ciniki suna ci gaba da neman sa.
Gudun ba tare da kwanciyar hankali ba shine hayaniya. Madaidaici ba tare da maimaitawa ba shine sa'a. A m samfur zuba jari simintin gyaran kafa factory yana samun amana lokacin da yake jigilar sassan da suke yi-ba kawai isa ba. Wannan shine mizanin QINGDAO QIANGSENYUAN ya hadu, ba alƙawura ba.
