Lokacin da injiniyoyi suka ƙididdige simintin saka hannun jari na bakin karfe don madaidaicin bawul ɗin hydraulic na manufa ko gidajen famfo mai matsa lamba, ba kawai zaɓin tsari bane—suna yin fare akan maimaita juzu'i, daidaiton ƙananan ƙananan, da sifili yin sulhu akan juriyar lalata. Shi ya sa OEMs na duniya sukan koma zuwa a bakin karfe zuba jari simintin gyaran kafa factory wanda ke ɗaukar kowane zuɓi kamar daidaitaccen taron: QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD.
Me yasa Fitar da Zuba Jari-Ba Yashi ko Mutuwa-Nasara don Sassan Ƙarfe Bakin Karfe
Bakin karfe gami kamar SS316, 17-4PH, da maki duplex suna tsayayya da lalacewa-amma kuma suna adawa da siffa mara kyau. Yashi simintin gyare-gyare yana gabatar da rashin daidaituwa da tsarin hatsi mara daidaituwa. Mutuwar simintin gyare-gyare ta kasa tare da manyan bakin karfe masu narkewa. Simintin saka hannun jari yana gadar tazarar: daidaiton ƙirar kakin zuma yana canjawa kai tsaye zuwa lissafi na ƙarshe, yana ba da damar jurewar ±0.05 mm akan fasali ƙanƙanta kamar kaurin bango 0.8 mm. Mun ga abokan ciniki suna canzawa daga billet ɗin CNC na'ura zuwa simintin saka hannun jari - kuma sun yanke nauyin sashi da kashi 37%, lokacin injina da kashi 62%, da sharar kayan abu sama da 80%. The ciniki-off? Tsantsar iko akan ginin harsashi, rage farashin gangara, da yanayin tanderu. Ba kowane shago ba ne zai iya riƙe shi.
Ƙarfi huɗu waɗanda ke raba masana'antar simintin saka hannun jari na Bakin Karfe na Gaskiya Daga Saura
A QINGDAO QIANGSENYUAN, "zuba jari" ba layi ɗaya ba ne akan takardar iyawa. Haɗaɗɗen aiki ne a tsaye inda aikin ƙarfe, kayan aiki, da dubawa ke magana kullum:
- Abubuwan da aka tabbatar da kayan gami: Babu kashe-kayan zafi zafi. Kowane Bakin Karfe yana ɗaukar cikakkun MTRs (Rahoton Gwajin Mill) wanda za'a iya gano shi zuwa takaddun shaida EN 10204 3.1 - kuma muna bincika abubuwan carbon, chromium, da nitrogen a cikin gida kafin ginin harsashi ya fara.
- Hybrid simintin gyare-gyare + horon inji: Gidan famfo na silinda na piston ya zo daga tanderun tare da izinin hannun jari na 0.3 mm - ba 2 mm ba. Kwayoyin mu na 5-axis CNC na'ura mai mahimmancin rufewa da zaren tashar jiragen ruwa * a cikin saitin guda ɗaya *, kawar da kurakuran sake gyarawa waɗanda ke lalata ƙimar gwajin matsa lamba.
- AMS 5387 & T800-jin simintin simintin gyare-gyare: Waɗannan ba kayan "kuma-ranar" ba a nan. Mun jefa nozzles AMS 5387 tare da tashoshi masu sanyaya ciki a ƙarƙashin vacuum-taimaka harsashi - kuma muna riƙe kiran GD&T akai-akai kamar juriyar matsayi Ø0.02 mm akan fasalulluka-mm 12-mm.
- Cikakkun tsarin ganowa zuwa lambar zafi: Idan abokin ciniki ya ba da alamar rashin daidaituwa akan Lot #QS-2408-77B, muna ja da asalin allurar kakin zuma, rahoton X-ray harsashi, narkar da bayanan bincike, da bayanan binciken CMM-duk cikin mintuna 90.
Abin da Abokan ciniki ke Tambayi Ainihin-Kuma Abin da Ba safai Suke Faɗawa da babbar murya ba
"Za ku iya jefa wannan jikin bawul na 316L tare da bangon 2.5 mm da radi na ciki a ƙarƙashin 1.2 mm?" Ee-amma kawai idan ƙirar ƙirar ƙirar kakin zuma ta wuce 0.8 ° kuma an harba harsashi a 1020 ° C na tsawon sa'o'i 3, ba 2. Wannan ita ce gaskiyar da ba a faɗi ba: saka hannun jari na bakin karfe yana haifar da nasarar rayuwa a cikin bayanan martaba na thermal, sunadarai masu ɗaure, da hukuncin ma'aikaci-ba kawai fayilolin CAD ba.
Mun yi asarar adadin RFQ nawa ne suka zo tare da “as-cast surface finish Ra ≤ 3.2 µm.” Wannan abu ne mai yiwuwa-amma kawai tare da yumbu slurries da aka kunna don bakin karfe, ba aluminum ba. Kuma a, muna yi. Amma kuma muna gaya wa abokan ciniki gaba: cimma Ra ≤ 1.6 µm yana buƙatar fashewar gilashin gilashin bayan-jita * da * ƙarewar girgiza-kuma yana ƙara 18% zuwa lokacin jagora. Gaskiya ba manufa ba ce a nan. Yana da ladabi.
Wani tambaya akai-akai: "Za ku iya weld-a kan flange bayan yin simintin gyaran kafa?" A zahiri eh. A zahiri a'a - don sassan 17-4PH waɗanda aka ƙaddara don sabis na mai & iskar gas. Yankunan da zafi ya shafa suna lalata ƙaƙƙarfan ƙayyadaddun ƙayyadaddun abubuwa. Amsar mu? Sanya flange na haɗin gwiwa. Ee, farashin kayan aiki ya tashi. Amma gazawar filin ta ragu zuwa sifili. Wannan shine ainihin injiniyoyin ROI.
Inda Madaidaicin Haɗu da Abokan Hulɗa-Bayan Ƙofar Kafa
Masana'antar simintin saka hannun jari ta bakin karfe tana samun amana lokacin da take aiki kamar haɓaka ƙungiyar injiniyan ku-ba mai siyarwar da ke jiran POs ba. A QINGDAO QIANGSENYUAN, wannan yana nufin:
- Bita na masana'anta na kyauta akan kowane zane-tare da ingantaccen kiran kira na GD&T da kuma shawarwarin tsari (misali, “Wannan Ø14.2± 0.015 mm buro ya fi injin yin simintin simintin gyare-gyare fiye da ƙoƙarin sarrafa shi”);
- Tsarin samfur-farko: simintin gyare-gyare guda uku da aka aika a cikin kwanaki 14, tare da cikakkun rahotannin CMM da sassan giciye na ƙarfe;
- Ba abin mamaki ba game da bayarwa: Hukumar samar da kayan aikin mu tana bin kowane nau'i daga allurar kakin zuma ta hanyar NDT ta ƙarshe - kuma ana musayar sabuntawa kowane mako, ba kawai a jigilar kaya ba.
Ba mu kori girma. Mun warware ga gazawar halaye: yashwa a slurry famfo impellers, thermal gajiya a cikin tururi-bawul jikin, galling a winch cibiyar-shaft rollers. Wannan mayar da hankali yana ba mu damar tura iyakoki-kamar jefa jikin bawul ɗin matsa lamba na 316L tare da bango mara ƙarancin ƙarfi na 100% a kauri 0.5 mm. An yi shi. Sau biyu.
Kalma ta Ƙarshe: Ba a Yi Madaidaicin Ƙirar-An Ƙirƙira, Tabbatarwa, kuma An Isar da shi
Idan aikace-aikacenku yana buƙatar simintin saka hannun jari na bakin karfe wanda ke riƙe gaskiya ga ƙayyadaddun ƙayyadaddun ƙayyadaddun matsi, ƙarƙashin kaya, ƙarƙashin dubawa- sannan haɗin gwiwa tare da masana'anta da aka gina don ƙaƙƙarfan al'amura fiye da kusanci ko farashi. QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana aiki kamar a bakin karfe zuba jari simintin gyaran kafa factory inda kowane mataki na tsari ya amsa tambaya ɗaya: "Menene amincin aiki ya buƙaci-ba abin da ya fi sauƙi a faɗi ba?"
Sakamakon? Sassan da suka wuce gwaje-gwajen hydrostatic a matsa lamba 1.5 ×. Abubuwan da ke tsira da hawan keke 20,000+ a cikin da'irori na hydraulic abrasive. Kuma alaƙar da ta wuce shekaru 7+ ba kawai zagayowar oda ba. Domin a cikin manyan ayyuka na ƙarfe, daidaito ba na zaɓi ba ne. Ba abin tattaunawa ba ne.
