Lokacin da injiniyoyi suka bayyana a karfe abin nadi factory, Ba wai kawai suna yin odar kayan aikin juyawa ba - suna zaɓar abokin tarayya wanda ke ba da garantin kwanciyar hankali a ƙarƙashin nauyin hydraulic 300-bar, amincin microstructural bayan hawan keke mai zafi, da juriya na gamawa a cikin ± 0.005 mm. Wannan shine bakin kofa inda rollers kashe-da-shelf suka kasa-kuma inda ƙwararrun masana'antun kamar QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. fara aikinsu.
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Rollers a cikin mashahuran cibiyar winch don motocin injiniya ba sa jujjuyawa a keɓe. Suna ɗaukar nauyi mai ƙarfi yayin da suke tsayayya da lalacewa daga zamewar kebul na ƙarfe, duk cikin gidajen da aka rufe inda rashin daidaituwar haɓakar zafin jiki na iya haifar da ƙaramar fashewa. Mun ga nau'ikan gazawar gama gari guda uku a cikin rollers da aka maye gurbinsu: lodin gefuna daga kujerun da ba daidai ba, galling da ba a kai ba saboda rashin isasshen ƙasa (HV ≥ 420 da ake buƙata), da raunin gajiya wanda ya samo asali a simintin simintin gyare-gyare kusa da abubuwan damuwa. Madaidaitan sassan kasidar ba sa yin magana duka ukun lokaci guda.
Wannan shine dalilin da ya sa na'urar na'ura ta al'ada ta gaskiya ta fara kafin yin aiki - tare da zaɓin kayan da aka ɗaure kai tsaye zuwa kimiyyar lissafi. Don manyan taro na famfo, AMS 5387 cobalt alloy yana ba da daidaiton zafin zafi da juriya na lalata inda bakin karfe ke yin laushi. Don aikace-aikace masu tsada amma har yanzu masu buƙatu, ƙimar ƙarfe na ductile QT600-3 tana ba da injin iya tsinkaya da ƙarfin damping-amma kawai lokacin da aka jefa tare da nodularity mai sarrafawa da ƙarancin ƙarancin ƙima. A QINGDAO QIANGSENYUAN, kowane abin nadi yana farawa da ingantacciyar ƙarfe: takaddun shaida mai shigowa ana bincikar su akan ASTM A48 ko AMS 5719, sannan an tabbatar da su ta OES spectroscopy kafin yin simintin.
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Ba a bayyana abin nadi da diamita na waje kaɗai ba. Ayyukansa sun rataya ne kan yadda simintin gyare-gyaren ya daidaita da lissafi na ƙarshe. Yashi-cast rollers sau da yawa suna haɓaka sauye-sauye masu sauƙi-musamman a cikin ƙira mai asymmetric kamar cibiyoyi na winch-wanda ke lalata daidaito da ɗaukar rayuwa. Masu saka hannun jari na cobalt rollers suna guje wa wannan, amma suna buƙatar ainihin ƙirar gating don hana rarrabuwar dendritic a cikin sassa masu kauri.
QINGDAO QIANGSENYUAN tana gudanar da dukkan matakai a ƙarƙashin rufin gida ɗaya - ba a matsayin sassa daban ba, amma a matsayin matakan daidaitawa. Lokacin da abokin ciniki ya ƙaddamar da zane na GD&T don T800 alloy famfo abin nadi, injiniyoyinmu suna kwaikwayi halayen ƙarfafawa da farko, sannan taswirar hanyoyin kayan aikin CNC don adana yankuna masu mahimmanci (kamar diamita na mujallu) waɗanda injinan sakandare ba su taɓa shi ba. Maganin zafi yana biyo baya nan da nan bayan juye juye-babu jinkiri-don kulle tsarin hatsi kafin a gama niƙa. Wannan haɗakarwa ta tsaye tana kawar da ɗimbin raɗaɗi tsakanin kayan aiki, dalili akai-akai na kutsawa taro a cikin sarƙoƙin samar da kayayyaki masu yawa.
Muna auna sakamako akai-akai: rollers ɗin da aka kawo tare da Cpk ≥ 1.67 akan ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun bayanai, ƙarancin ƙasa Ra ≤ 0.4 µm akan mujallu masu aiki, da cikakkiyar ganowa don narkewa da yawa da log log. Babu takaddun shaida "samfurin-kawai" - kowane jigilar kaya yana ɗauke da bayanan binciken da aka haɗa da ISO 9001: 2015 sakin layi na 8.5.2.
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"Za ku iya yin sauri?" ita ce mafi yawan tambaya. Haƙiƙanin ƙugiya ba gudu ba ne - sarrafa zafi ne yayin sarrafa kayan aiki mai wuya. Cobalt gami suna haifar da zafi mai tsanani. Ba tare da ingantacciyar matsi mai sanyaya ba (≥ 70 mashaya), rayuwar kayan aiki ta ragu da kashi 40% kuma amincin saman ya ragu. Injinan axis ɗinmu guda biyar suna amfani da kayan aikin cryogenic hazo, ba ruwan sanyi ba - rage murɗawar zafi da ba da damar sarrafa zagaye mai ƙarfi (0.008 mm.
Ƙananan bayyane-amma mafi mahimmanci - shine kammala jeri. Na'urar nadi na iya wuce gwaje-gwaje masu girma amma har yanzu yana rawar jiki sosai idan yanayin yanayin yanayin yanayin bai dace da alkiblar kaya ba. Muna daidaita alamomin niƙa daidai da axis na jujjuya don hanyoyin ɗaukar nauyi na radial, da kuma daidai gwargwado don tudun axial. Wannan ba na zaɓi ba ne; shine yadda muke samun rayuwar sabis na awa 15,000+ a aikace-aikacen famfo na teku.
Abokan ciniki kuma suna raina matsawar lokacin jagora daga haɗin gwiwar farko. Lokacin da muka inganta zane-zane *kafin* kayan aikin simintin gyare-gyare-duba daftarin kusurwoyi, mafi ƙarancin kaurin bango, da wurin ɗaga sama-muna hana kashi 70% na sake zagayowar aiki. Ra'ayinmu ba "wannan ba zai yi inji ba." Yana "matsar da wannan haƙarƙarin 2.3 mm zuwa ciki don inganta cikowar ƙira da rage cire kayan aikin bayan-machining da kashi 35."
Zaɓan masana'antar nadi na ƙarfe yana nufin zabar Abokin Rigakafin gazawa
Dama karfe abin nadi factory baya sayar da abubuwan da aka gyara - yana sayar da ci gaba da aiki. Kowane abin nadi da aka aika daga Qingdao yana ɗauke da ilimin da aka haɗa: yadda alluran cobalt-nickel ke amsawa ga hawan keke a cikin magudanan ruwa na teku, yadda simintin simintin yashi ke shafar ƙarfin gajiya a cikin na'urorin motsi na ƙasa, yadda bayanan bayanan danniya na saman ƙasa ke tasiri ga ƙaddamarwa a cikin manyan ramukan famfo mai sauri.
Wannan zurfin ya fito ne daga ƙwarewa - ba ma'auni ba. QINGDAO QIANGSENYUAN yana mai da hankali ne kawai ga iyalai huɗu na kayan aikin ƙarfe na masana'antu: sassa na injinan CNC, tsarin gami da cobalt-nickel, simintin ƙarfe, da simintin ƙarfe / ƙarfe. Babu jujjuyawa cikin masu ɗaure, madauri, ko juzu'i na gama-gari. Wannan mayar da hankali yana ba da damar saka hannun jari mai zurfi na R&D a cikin ayyukan simintin gyaran gyare-gyare-kamar simintin saka hannun jari na kusa-tsalle-tsalle wanda ke biye da madaidaicin kwane-kwane mai niƙa-wanda ke yanke nauyi har zuwa 22% ba tare da yin hadaya ba.
Idan aikace-aikacen ku yana buƙatar fiye da “nadi kawai”-idan yana buƙatar rayuwa mai iya tsinkaya a ƙarƙashin matsin lamba, juriya na lalata a cikin kafofin watsa labarai masu tsauri, ko amincin juzu'i a cikin dubunnan raka'a-to ƙayyadaddun yana farawa da kimiyyar abu, ba kawai girma ba. Wannan shine inda ƙwaƙƙwaran injiniya ya haɗu da aiwatar da masana'antu. Kuma wannan shine dalilin da ya sa OEMs na duniya ke dawowa - ba don farashi mafi ƙasƙanci ba, amma don isar da ban mamaki na sassan da ke yin daidai kamar yadda aka tsara.
