Lokacin da injiniyoyi suka bayyana harsashi gyare-gyaren jefa baƙin ƙarfe sassa, Ba wai kawai suna yin odar simintin gyare-gyare ba-suna buƙatar maimaita maimaitawa a cikin ± 0.15 mm, daidaiton microstructure a fadin 500+ kg batches, da ƙarfin juzu'i wanda ke riƙe a ƙarƙashin 350 bar hydraulic pulses. Shi ya sa ake samo asali daga gaskiya harsashi gyare-gyaren jefa baƙin ƙarfe sassa factory ba game da farashi ba ne - game da horon ƙarfe ne, bayyananniyar tsari, da rashin haƙuri ga bambance-bambancen nodule na graphite.
Me yasa Shell Molding ke Isar da Inda Yashi Simintin Faɗi Gajere
Mun ga ayyuka da yawa sun gaza saboda ƙungiyoyi sun ɗauka cewa "ƙarfe baƙin ƙarfe" yana nufin "mai canzawa." Ba ya. A cikin matsugunan bawul ɗin matsa lamba ko tubalan famfo famfo piston, ilimin halittar hoto na graphite yana sarrafa rayuwar gajiya kai tsaye. Shell gyare-gyare yana ba da ƙimar sanyaya mai sarrafawa-mahimmanci ga nau'in graphite na flake tare da rarraba iri ɗaya. Ba kamar koren-yashi matakai ba, harsashi molds amfani da phenolic resin-rufin silica yashi warke a 230 ° C. Sakamakon? Ƙarshen saman Ra ≤ 6.3 µm, daftarin kusurwoyi ƙasa da 0.5°, da sarrafa kauri na bango zuwa 4.5 mm ba tare da jujjuyawar asali ba. Muna riƙe kiran GD&T akai-akai kamar jurewar matsayi Ø0.05 mm akan ramukan dowel diamita 12-mm ba tare da injinan sakandare ba.
Haɗin Kai Tsaye Ba Kalma Bace - Rage Haɗarin Ku
Wasu masu samar da kayayyaki suna fitar da narke, yin gyare-gyare, da injina don raba masu siyarwa. Wannan yana haifar da maki uku na gazawar gano kayan abu, ɓangarorin hannu guda uku don juzu'i mai girma, da dama guda uku don rashin daidaituwar maganin zafi. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Ƙungiyar guda tana kula da cikakken sarkar: takaddun shaida na kayan aiki (ASTM A48 Class 35/45, EN-GJL-250), samar da ƙirar harsashi, 1,480 ° C cupola + shigar da duplex ORINT, CNC machining mai inganci akan DMG1 da MG0 ASME Y14.5-2018. Lokacin da abokin ciniki na Turai ya buƙaci raka'a 270 na filogi na cobalt-alloy tare da bin AMS 5387, mun gudanar da bincike na narkewa akan kowane ladle, rikodin yanayi na O₂ matakan a cikin ainihin lokacin, da taswirar tauri a kowane bangare-saboda rarrabuwar tsari ɗaya yana nufin makonni 12 na raguwar filin.
Inda Ƙarshen Ƙididdigar Ƙididdiga - Abubuwan Buƙatunku na Gaskiya sun Fara
Daidaitaccen makin ƙarfe na simintin gyare-gyare ba sa magance matsaloli kamar lalacewa mai lalacewa a cikin injin buɗaɗɗen shaft na winch ko hawan zafin jiki a cikin tushen famfo mai & iskar gas. Wannan shine dalilin da ya sa aikinmu ya fara kafin ƙirƙira: bitar hanyoyin ɗaukar nauyin aikin ku, gano ƙimar damuwa ta hanyar tabbatarwa ta FEA, da zaɓin allo na tushe waɗanda suka dace da yanayin sabis-ba kanun labarai ba. Don aikace-aikacen sawa masu girma, muna canza daidai da carbon (CE) zuwa 3.1-3.3 kuma muna ƙara 0.25% Cu don tace tazarar pearlite. Don abubuwan da ke da mahimmancin girgiza, muna amfani da inoculants tare da Ba-Ca-Si don murkushe samuwar sanyi. Ee-muna rubuta kowace shawara a cikin fakitin PPAP, gami da rahotannin bincike na gani da sigogin girman hatsi ta ASTM E112.
- Wuraren matsiMachined daga ASTM A278 Grade 65-45-12 ductile iron, bayan zafi-magani zuwa 220-240 HBW
- Piston famfo Silinda gidajeEN-GJS-400-15 Shell-molded tare da injuna na injin da aka riƙe zuwa ISO IT6
- Injiniya winch shafts: T800 cobalt tushen gami simintin gyare-gyare tare da jagorancin ƙarfafa ƙarfi
- Nozzles marasa daidaito: AMS 5387 cobalt alloy, bayani-annealed a 1,175 ° C ± 5 ° C, sa'an nan ruwa-quenched
Yi Tambayoyi Biyar Kafin Ka Bada PO
Ba duk masana'antar gyare-gyaren harsashi ba ne ke aiki daidai da ma'auni. Tambayi mai kawo kaya:
- Shin za ku iya samar da zanen gadon narke wanda ke nuna zafin ladle, abun da ke ciki na slag, da lokacin inoculation na batches uku na ƙarshe?
- Menene matsakaicin ƙarfin ku na yanki guda ɗaya - kuma ta yaya kuke tabbatar da ingancin ƙirar ƙira don sassan sama da 120 mm kauri?
- Kuna yin gwajin ultrasonic akan duk simintin gyare-gyare> 50 kg, kowane ASTM E186?
- Ta yaya kuke tabbatar da alaƙar taurin saman ƙasa tsakanin Brinell da Rockwell don sassan da aka magance zafi?
- Shin ISO 9001: 2015 takardar shedar keɓaɓɓen keɓaɓɓen ƙirar harsashi da ingantattun injina - ko kawai "kera na yau da kullun"?
Idan amsoshi ba su da tushe ko jinkiri, tafiya. Madaidaicin simintin gyare-gyare na buƙatar daidaiton lissafi.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana aiki kamar a harsashi gyare-gyaren jefa baƙin ƙarfe sassa factory inda masana masana'antu ke nazarin zane-zanen simintin gyare-gyare tare da masana'anta-kuma inda aka shigar da kowane zagayowar yanayin zafi, kowane binciken CMM yana daidaitawa kullum, kuma kowane jigilar kaya ya haɗa da cikakkun abubuwan ganowa har zuwa lambar da aka shigar. Ba mu jigilar sassa. Muna jigilar ingantattun ambulaf ɗin aiki. Don tsarin na'ura mai aiki da karfin ruwa yana tura mashaya 400, don famfo na waje yana gudana awanni 20,000 ba tare da jujjuyawar ba, don motocin injiniya waɗanda ke aiki a cikin -40 ° C yanayin Arctic-bambancin baya cikin takaddar. Yana cikin nodules, iyakokin hatsi, da shawarwarin da aka rubuta kafin zub da farko.
