Lokacin da injiniyoyi suka ƙididdige sassan simintin ƙarfe na simintin mota, ba kawai zaɓin abu bane—suna ƙaddamar da kwanciyar hankali a ƙarƙashin keken zafin jiki, juriyar lalata a cikin ruwa mai ƙarfi, da amincin tsari a matsi na aiki 300+. Wannan shine dalilin da ya sa aka samo asali daga a bakin karfe simintin gyaran kafa auto sassa factory tare da ingantattun horo na ƙarfe-ba kawai ƙarfin ganowa ba-yana yin bambanci tsakanin gazawar filin da rayuwar sabis na shekaru 15.
Me yasa “Cimin Watsa Labarai” Kadai Ya isa—Musamman don Madaidaicin Matsayin Mota
Mun ga ayyuka da yawa sun tsaya cak lokacin da simintin gyare-gyaren ya wuce duban gani amma ya kasa gwajin matsa lamba a taron ƙarshe. Tushen dalili? Tsarin hatsi mara daidaituwa daga ƙarfafawar da ba a sarrafa shi ba, ko saura damuwa da aka bari ba a warware ba kafin yin injin. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., kowane bakin karfe simintin fara da AMS 5387-compliant raw stock-traceable zuwa zafi lamba, bokan ga tensile ƙarfi ≥860 MPa da elongation ≥12% a as-simintin + bayani-annealed yanayin. Babu maye gurbin tsari. Babu gajerun hanyoyin kawo kayayyaki. Muna tabbatar da narkar da sinadarai tare da abokan aikinmu kafin a fara zubowa.
Tsarin simintin yashi ɗinmu yana amfani da yumbu mai rufi don ƙare saman Ra ≤6.3 μm—matsattse don tsallake mashin ɗin ƙira akan fuskoki marasa mahimmanci. Don hadaddun geometries kamar fistan famfo na Silinda gidaje, muna haɗa simintin saka hannun jari don sassan bangon bakin ciki (kaurin bango har zuwa 4.5 mm) tare da madaidaicin juyawa na CNC da niƙa na ciki-duk a cikin kayan aiki guda ɗaya. Wannan haɗin kai na tsaye yana kawar da juzu'i mai girma tsakanin kayan aiki. Wani abokin ciniki a Jamus kwanan nan ya ba da rahoton 99.8% na farko-fassara a kan 12-sashe na'ura mai aiki da karfin ruwa taro manifold taro-saboda flange fuska flatness (0.015 mm max sabawa) da tashar jiragen ruwa concentricity (0.02 mm TIR) da aka gudanar a duk fadin simintin gyaran kafa da kuma karewa matakai.
Inda Yawancin Masana'antu Ke Yanke Kusurwoyi-da Yadda Muke Guje musu
Wasu masana'antun suna ɗaukar simintin bakin karfe azaman tsarin kayayyaki. Suna zuba, girgiza, inji, da jirgi. Amma manyan kayan aikin auto suna buƙatar ƙarin: ƙimar sanyaya mai sarrafawa don hana haɓaka lokaci na sigma a cikin 316SS; kawar da tashin hankali *kafin* injin na ƙarshe don kulle a cikin lissafi; da ingantaccen GD&T na tushen CMM akan kowane kuri'a-ba kawai samfuran labarin farko ba.
Muna gudanar da wuraren bincike na tilas guda uku:
- Tabbacin abu mai shigowa ta hanyar OES spectrometry da gwajin mashaya tensile
- In-aiki dubawa bayan m machining ta amfani da Zeiss CONTURA G2 CMMs-tare da cikakken ASME Y14.5 rahotanni masu dacewa don matsayi, bayanin martaba, da runout.
- Gwajin aikin ƙarshe: riƙe matsi na hydrostatic a 1.5 × ƙididdige matsi na aiki na mintuna 30, tare da duba mai shiga tsakani ta ASTM E165
Wannan ba kisa ba ne—haka ne muke ba da garantin cewa abin nadi na cibiyar winch don abin hawa daga kan babbar hanya yana tsira da hawan keke 20,000 na nauyi mai nauyi 12 ba tare da ƙaddamar da microcrack ba.
Ayyukan Aiki na Duniya na Gaskiya Yana Bukatar Siffata Ƙarfin Mu
Bakin karfen mu na simintin mota na yin hidima ga mahalli inda gazawa ke nufin rage lokacin da ake kashe $18,000/hour. Don haka muna injiniya don mafi munin yanayi-ba matsakaicin bayanan bayanan ba. Misali:
- Matsakaicin matsi don tsarin dizal na layin dogo mai matsa lamba yana fuskantar hawan hawan zafi daga -40 ° C zuwa + 180 ° C - an inganta su tare da hawan keke 500 kafin bayarwa.
- Ana gwada harsashin famfo don raka'o'in tsabtace ruwan teku don juriya ta hanyar ASTM G48 A (6% FeCl₃, 24 hours, babu rami> 0.05 mm zurfi)
- Duk simintin simintin gyare-gyaren cobalt na tushen T800 sun haɗa da sake dubawa na microstructure ta hanyar SEM/EDS don tabbatar da tarwatsawar carbide iri ɗaya-mahimmanci don juriya ga lalacewa a cikin slurry famfo impellers.
Ba kawai saduwa da ISO 9001 ba. Muna daidaita kowane mataki na tsari tare da ka'idodin SAE AS9100-ko da yake ba mu da tabbacin sararin samaniya-saboda rigor yana canja wurin kai tsaye zuwa amincin mota.
Zabar Abokin Hulɗa Da Ya dace yana nufin yin Tambayoyi masu dacewa
Idan kuna kimantawa a bakin karfe simintin gyaran kafa auto sassa factory, tambayi waɗannan abubuwa guda uku kafin sanya hannu kan PO:
- Shin za ku iya samar da cikakkun abubuwan ganowa-daga lambar zafi zuwa rahoton gwaji na ƙarshe-don jigilar kaya na watan da ya gabata?
- Kuna yin aikin kawar da damuwa-kafin* injin ƙarshe? Idan ba haka ba, ta yaya za ku rama murdiya?
- Menene sashin samarwa da kuka fi dadewa? Nuna mani bayanan Cpk don mahimmin girma sama da watanni shida.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana buga wannan bayanan a hankali yayin nazarin aikin injiniya. Mun san cewa ba a gina amana a kan ƙasidu ba - ana samun ta ta hanyar nuna gaskiya akan abin da aka auna, yadda ake auna ta, da abin da ke faruwa lokacin da ma'aunin ya faɗi a waje da iyaka. Lokacin jagoranmu don odar matsakaici-girma (pcs 50-500) shine makonni 14 - ba saboda muna jinkiri ba, amma saboda muna ginawa a cikin buffer don ingantacciyar ƙarfe, ba kawai tsara tsarin injin ba.
Bakin karfen simintin gyaran mota ba sa canzawa. Su ne masu ba da damar tsarin. Kuma ba da damar yin aiki yana farawa tun kafin a zubar da ƙirar - tare da kimiyyar kayan aiki, horon tsari, da rashin haƙuri don zato. Wannan shine ma'aunin da muke riƙe-ba don ƙayyadaddun abokan cinikinmu ba, amma ga injinan sassansu za su yi ƙarfi gobe.
