Lokacin da injiniyoyi suka bayyana high daidaici magnesium gami mutu simintin factory, Ba wai kawai neman mai ba da kaya ba ne - suna buƙatar kwanciyar hankali a ƙarƙashin hawan keken zafi, ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun sassan sassa na bakin ciki, da rashin daidaituwa akan ƙarfin juzu'i a yanayin yanayin sabis. Magnesium alloys kamar AZ91D, AM60B, da WE43 suna ba da ma'auni mai ƙarfi-zuwa nauyi-amma kawai idan tsarin simintin simintin mutuwa yana sarrafa porosity na hydrogen, yana rage yawan siyar da mutuwa, da kullewa a cikin ± 0.05 mm haƙuri akan fasali ƙanana kamar kauri na bango 0.8 mm. Wannan matakin sarrafawa baya faruwa a cikin abubuwan da aka samo asali.
Mun jefa sama da gidaje 12,000 WE43 na magnesium don masu aikin injin motsa jiki-kuma kowane tsari ya wuce binciken X-ray 100% ba tare da raguwar ƙasa ba. Me yasa? Domin madaidaicin simintin gyare-gyaren magnesium ba game da manyan injuna bane ko lokutan zagayowar sauri ba. Yana da game da sarrafa zafin jiki na narkewa a cikin ± 3 ° C, kiyaye ƙarewar ƙarewar ƙasa da Ra 0.4 μm, da amfani da ciko-taimaka don murƙushe fim ɗin oxide. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Muna kula da magnesium ba a matsayin "aluminum mai haske ba," amma a matsayin mai amsawa, ƙarfe mai fama da yunwar oxygen wanda ke buƙatar ƙaddamar da kayan aiki, garkuwar iskar gas, da kuma saka idanu na matsa lamba na ainihin lokaci.
Yawancin gazawar simintin simintin gyare-gyare na magnesium suna komawa zuwa giɓi uku da za a iya gujewa: rashin daidaituwar ƙwayar hatsi yayin ƙarfafawa, rarraba tsaka-tsakin tsaka-tsakin lokaci (musamman Mg).17Al12), da kuma murdiya bayan simintin simintin gyare-gyare daga saura danniya. Muna rufe waɗancan gibin ta hanyar haɗa simintin simintin gyare-gyare tare da ainihin taswirar in-die thermocouple - sannan inganta kowane nau'in juzu'i akan sandunan tensile na ASTM B94-22 da gwajin ƙimar ƙimar ISO 11992-2. Samfuran simintin simintin magnesium ɗin mu sun cimma Cpk ≥ 1.67 akan mahimman kiran GD&T; samarwa yana gudana yana riƙe ± 0.03 mm akan coaxiality tsakanin ƙwanƙwasa ƙwanƙwasa da flanges masu hawa-ba tare da injin na biyu ba.
Haɗin kai tsaye yana haifar da bambanci. Duk da yake yawancin masana'antun da ake kira "madaidaicin" masana'antu suna fitar da magani mai zafi ko kammalawar CNC, muna sarrafa cikakken sarkar: magnesium gami da narkewa a cikin graphite crucibles a ƙarƙashin SF.6/CO2 rufe iskar gas, babban injin mutuwa a 720–740°C narke zafin jiki, T6 mafita annealing tare da sarrafa ramp rates, da karshe CMM tabbaci ta amfani da Zeiss CONTURA G2 tare da tactile scanning. Wannan yana kawar da kurakuran mu'amala-babu daidaitattun bayanai tsakanin masana'anta da kantin injin, babu tarihin zafi mai ɓoye da ke shafar injina. Lokacin da famfo OEM na Turai ya buƙaci gidaje na silinda na magnesium tare da 0.1 mm flatness akan fuskar 220 mm da ƙarfin samar da 300 MPa, mun isar da sassa na farko a cikin kwanaki 18 - ba saboda mun yi gaggawar gaggawa ba, amma saboda taswirar tsarin mu ba shi da jinkiri.
Ayyukan aikin duniya na ainihi yana da mahimmanci fiye da takaddun ƙayyadaddun bayanai. Abokin ciniki ɗaya ya ba da rahoton tsawon rayuwar sabis na 40% akan ma'aunin ma'aunin ma'aunin ma'adinai na magnesium winch tare da kwatankwacin aluminum-bayan zagayowar 12,000 a ƙarƙashin nauyin radial 85 kN da bayyanar fesa gishiri. Me yasa? Abubuwan da muke sakawa na cobalt-nickel na AMS 5387 wanda aka haɗa cikin gidajen magnesium suna kiyaye taurin sama da 42 HRC yayin da alloy ɗin tushe yana ɗaukar kuzarin girgiza. Wannan ƙirar ƙirar tana aiki ne kawai lokacin da ƙungiyoyin simintin gyare-gyare da injina ke raba tarurrukan bita na injiniya iri ɗaya-kuma lokacin da gano kayan abu ya danganta kowane ɓangaren adadin zuwa ga ainihin abin shigar sa, log log, da rahoton gwajin tensile. Ba wai kawai muna saduwa da ISO 9001: 2015 ba - mun shigar da sake duba haɗarin irin nau'in AS9100 a cikin kowane sabon aikin magnesium.
Idan kana bukatar a high daidaici magnesium gami mutu simintin factory wanda ke ɗaukar magnesium azaman kayan aikin injiniya na tsari-ba kawai madaidaicin nauyi ba- kuna buƙatar horon tsari, lissafin ƙarfe, da rashin haƙuri don zato. QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana isar da wannan tsattsauran ra'ayi a cikin nau'ikan nau'ikan na'ura mai aiki da karfin ruwa, tushen famfo, da mahimman abubuwan abin hawa. Daidaitawa yana farawa inda narke ya hadu da mutu-kuma yana kasancewa a kulle har sai an duba karshe.
