Lokacin da injiniyoyi suka ƙididdige simintin ƙarfe mai launin toka don manyan bawul ɗin hydraulic ko famfo gidaje, ba kawai zaɓin abu bane - suna yin fare akan kwanciyar hankali a ƙarƙashin keken zafin jiki, daidaiton damping a cikin tsarin rawar jiki, da halayen lalacewa da ake iya faɗi bayan sa'o'i 10,000+ na aiki. Shi ya sa ake neman a Gray Iron simintin kamfani factory ba kasafai yake farawa da farashi-kuma kusan koyaushe yana ƙarewa tare da sarrafa tsari, gano ƙarfe na ƙarfe, da rashin haƙuri ga ƙananan raguwa a cikin manyan hanyoyin lodi.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana aiki da irin wannan makaman a Qingdao-ba a matsayin tushen tushe ba, amma a matsayin abokin haɗin gwiwa na daidaitaccen haɗin gwiwa inda kowane simintin ƙarfe mai launin toka ya sami cikakkiyar tabbacin matakin sinadarai a kan ASTM A48 Class 30B da ƙayyadaddun EN-GJL-250. Mun ga abokan ciniki sun dawo don sake yin oda piston famfo Silinda gidaje bayan shekaru uku-ba saboda sassan sun gaza ba, amma saboda ainihin rukuninsu na 2021 har yanzu sun hadu da kiran GD&T a cikin ± 0.015 mm a fadin fasalin 12 datum. Wannan daidaiton ba na haɗari ba ne. Ana gasa shi cikin ka'idojin cajin tanderu, ƙayyadaddun ragi na matsa lamba, da zagayowar-sabuntawa bayan jefawa wanda aka daidaita kowane ɓangaren taro da kauri.
Me ya raba wannan Gray Iron simintin kamfani factory daga masu samar da mai da hankali kan girma? Haƙiƙanin aiki guda uku:
- Samar da kayan abu ba abin tattaunawa ba neDuk nau'ikan baƙin ƙarfe masu launin toka suna farawa da ƙwararrun ƙarfe na alade daga ISO 9001 smelters-babu gaurayawan juzu'i ba tare da bincike na gani ba. Kowane zafi yana ɗauke da rahoton gwajin niƙa (MTR) daure da lambar jefa ƙuri'a, kuma ana jan sandunan ƙwanƙwasa da gwadawa kafin a fara aikin injin.
- Simintin gyare-gyare ba a keɓe ba - an tsara shi tare da injina: Yashi gyare-gyare sun haɗa da izinin yin amfani da injina bisa hanyoyin CNC na ƙarshe. Misali, abin nadi na tsakiya na winch yana samun kusurwoyi daftarin aiki kawai inda kayan aikin niƙa ke shiga; a wani wuri, filaye suna kasancewa azaman-simintin gyare-gyare don kiyaye amincin flake na graphite da ƙarfin damping. Wannan tunanin matasan yana yanke jimlar lokacin jagora da kashi 22% akan matsakaita tare da ambato na jerin gwano.
- Dubawa ba shine kiyaye ƙofa ba - ra'ayi ne: Kowane simintin gyare-gyare yana wucewa ta tashar Zeiss CONTURA CMM kafin yin aiki mai tsanani. Ba wai kawai ana yin rikodin rarrabuwa ba - suna haifar da bita-da-bita tare da injiniyoyi masu tushe. Batun rashin daidaituwa na abokin ciniki mai maimaitawa ya samo asali ne zuwa ainihin jujjuyawar bugu yayin girgizawa. Gyaran? Babban bita-da-kullin manne akwatin da aka sabunta-ba canjin ƙira ba.
Wasu na iya jayayya cewa baƙin ƙarfe launin toka shine "kayan gado" - wanda baƙin ƙarfe ko foda ya rufe shi a cikin aikace-aikacen damuwa. Amma a cikin jigilar kayayyaki na duniya, yana da fa'idodi daban-daban: haɓakar girgizar girgizar ƙasa a cikin tushen famfo, ƙarancin farashi-kowane-cubic-inch don manyan rukunin gidaje, da tabbatar da juriya na zafin zafi a jikin mai & gas bawul ɗin da aka fallasa ga saurin 50 ° C – 200 ° C hawan keke. Inda baƙin ƙarfe ductile ya fashe a ƙarƙashin girgizar zafi mai maimaitawa, ƙarfe mai launin toka sau da yawa yana tasowa barga, microcracks mai iyakance kansa wanda ke daɗa yaduwa. Mun inganta wannan a cikin jikunan bawul ɗin matsa lamba da aka dawo da su daga dandamalin Tekun Arewa - har yanzu ana iya aiki bayan shekaru 17, duk da babu rufin sama.
Wurin yana goyan bayan hanyoyin simintin gyare-gyare da centrifugal, amma don abubuwan da ke buƙatar sarrafa kauri na bango kamar AMS 5387 cobalt alloy famfo sassan da aka ɗora kai tsaye a kan ma'aunin ƙarfe mai launin toka - mayar da hankali kan yashi simintin gyare-gyare tare da gyare-gyare na resin. Me yasa? Domin yana ba da yancin ɗan adam na geometric da ake buƙata don tashoshi masu sanyaya na ciki, shugabanni masu hawa, da hatimin hatimi - duk a cikin zube ɗaya. Babu wani waldi na taro. Babu hanyoyin zubewa. Babu matakan shiga na biyu da ke dagula ci gaban tsarin.
Don ƙungiyoyin sayayya suna kimanta a Gray Iron simintin kamfani factory, Yi waɗannan tambayoyin kafin sanya hannu kan NDA:
- Za ku iya samar da MTRs da bayanan taurin don zafi uku na ƙarshe da aka yi amfani da su akan lambar ɓangaren mu?
- Ta yaya kuke tabbatar da ilimin halittar ɗan adam-kuma menene ƙarshen kin amincewarku don nau'in D (lalata) flakes a cikin yankuna masu mahimmanci?
- Shin rahotannin bincikenku sun haɗa da ɗanyen bayanan-girgije na CMM-ba kawai taƙaitawa/ gazawa ba?
- Menene madaidaicin izinin izinin ku a cikin zub da zafin jiki a cikin saiti ɗaya?
QINGDAO QIANGSENYUAN TECHNOLOGY ya amsa e ga duka hudun-tare da shedar da aka rubuta. Tsarin aikinsu na yarda da ISO baya tsayawa a simintin gyare-gyare. Yana ƙarawa ta hanyar ingantaccen magani na zafi (inda aka ƙayyade), Multi-axis CNC kammalawa tare da bincike-bincike, da gwajin aiki kamar duban matsa lamba na hydrostatic a 1.5 × matsa lamba na aiki. Kowane jigilar kaya ya haɗa da lissafin ganowa: log log, jefa rahoton X-ray (idan an buƙata), sigar shirin injin, da takardar shaidar dubawa ta ƙarshe wacce jagorar QA ta sa hannu.
Wannan ba game da fitar da sikeli ba ne - game da amincin ƙima ne. Yayin da rayuwar kayan aikin masana'antu ke haɓaka sama da shekaru 25 kuma maye gurbin ɓangaren ɓarna ya zama babban haɗari, ƙimar Gray Iron simintin kamfani factory wanda ke ɗaukar kowane simintin gyare-gyare kamar kadara na jeri-nauyi-ba kayayyaki ba-kawai yana ƙaruwa. Tsarin na gaba na tsarin hydraulic ba zai buƙaci ƙarin ƙarfi ba. Za su buƙaci ƙarin tsinkaya. Kuma hakan yana farawa tun kafin ladar farko ta zuba.
