Lokacin da injiniyoyi suka bayyana rasa kakin simintin gyaran kafa molds factory ayyuka don mahimman sassa na ƙarfe na manufa, ba kawai siyan ƙwanƙwasa ba ne - suna tabbatar da maimaita juzu'i, kulawar microstructural, da amincin aiki a ƙarƙashin matsanancin yanayi. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Mun samar a kan 12,000 zuba jari-simintin gyara ga na'ura mai aiki da karfin ruwa bawul bawul, cobalt-alloy famfo nozzles, da piston famfo Silinda gidaje-kowane bangare bukatar ± 0.05 mm haƙuri, cikakken abu traceability, da kuma AMS 538 magani zafi magani. Wannan ba iyawar ka'idar ba ce. Abin da ke faruwa ne lokacin da kuka gudanar da 47 a jere samar da simintin gyare-gyare na T800 na cobalt ba tare da kin amincewa da tsari guda ɗaya ba.
Me yasa zaɓin masana'anta da aka rasa na simintin gyare-gyaren kakin zuma yana canza komai - don rayuwar ɓangaren ku, ba kawai siffarsa ba
Yawancin ƙungiyoyin sayayya suna ɗaukar simintin saka hannun jari azaman tsarin “akwatin baƙar fata”: aika zane, jira makonni 6-8, sannan duba. Amma a cikin tsarin matsi mai ƙarfi ko kayan aikin mai da iskar gas, gungu na microporosity guda ɗaya a cikin kujerar bawul ɗin matsa lamba na iya haifar da gazawar cascading. Mun ga abokan ciniki uku sun dawo wurinmu bayan gazawar dillali na farko-ba don masu siyar da su na farko ba su da kayan aiki, amma saboda sun ɗauki ƙirar ƙira azaman canja wurin lissafi, ba ƙirar yanayin zafi ba. Masana'antar simintin gyare-gyaren kakinmu da ta ɓace tana farawa da simintin gyare-gyare-ba ƙirƙira ƙirar kakin zuma ba. Kowane kogon gyare-gyare yana ba da lissafin ƙayyadaddun ƙayyadaddun ƙayyadaddun gawa, tashin hankali da ke haifar da gating, da ƙimar sanyaya. Don AMS 5387 cobalt alloy, wannan yana nufin daidaita juzu'i na sprue geometry ta 1.8° don hana rarrabuwar dendritic a gaban ƙofar. Don tushen tushen famfo na bakin karfe, yana nufin haɗa tashoshin thermocouple kai tsaye a cikin ƙirar harsashi na yumbu don inganta ainihin lokacin ƙarfafawa tare da hasashen FEA.
Ba kwa buƙatar iyawar “ƙarin” - kuna buƙatar haɗaɗɗen iko a tsaye inda ya fi dacewa
Wasu masu samar da kayayyaki suna fitar da kayan gyare-gyare, wasu kuma suna fitar da injiniyoyi, da kuma jiyya mai zafi da yawa. Wannan rarrabuwar kawuna yana haifar da gibi: simintin gyare-gyare na iya ƙetare binciken ƙira amma ya gaza gwajin ƙarfin ƙarfi saboda ma'aikacin tanderun ya yi amfani da wani nau'i daban-daban fiye da kayyade. A wurin da ya dace da ISO a cikin Qingdao, ƙungiyar guda ɗaya tana ɗaukar ƙirar ƙira, ƙirƙira harsashi yumbura, ƙayyadaddun ƙayyadaddun CNC, da maganin zafi-duk a ƙarƙashin rufin ɗaya, tare da ƙa'idodin awo. Lokacin da abokin ciniki na Turai ya buƙaci jikin bawul ɗin matsa lamba 240 a cikin bakin karfe na 316 tare da Ra ≤ 0.4 µm saman gamawa akan hanyoyin kwarara na ciki, mun tsallake polishing na biyu gaba ɗaya. yaya? Ta hanyar yin gyare-gyaren ƙirar yumbura tare da hanyoyin kayan aiki 5-axis waɗanda suka kwaikwayi juriyar juzu'i na ƙarshe-sannan ta yin amfani da sarrafa dewaxing da zagayowar ƙonawa don kiyaye amincin ta hanyar jefawa. Sakamako: 98.7% yawan amfanin ƙasa na farko, aikin sifili, da bayarwa a cikin kwanaki 22 maimakon 38 da aka nakalto.
Haqiqanin farashin “misali” da aka yi hasarar kakin simintin gyare-gyaren haɗin gwiwar masana'anta
Abokan ciniki sukan tambayi: "Shin za ku iya daidaita farashin mai siyar da mu na yanzu?" Amsarmu ɗaya ce koyaushe: "Bari mu gwada duka biyun." A bara, mun yi gwajin gefe-da-gefe akan oda guda 18 iri ɗaya na simintin ƙarfe-GD&T iri ɗaya, ƙayyadaddun kayan abu iri ɗaya, taga isarwa iri ɗaya. Mai siyar da ƙananan farashi ana bayarwa akan lokaci-amma 31% yana buƙatar niƙa bayan simintin don saduwa da juriyar bayanan martaba. Namu ya sami karɓan 92% kai tsaye zuwa taro. Me yasa? Tsarin su na yin gyare-gyare sun yi amfani da taron kakin zuma na hannu; namu yayi amfani da allura mai sarrafa kansa tare da saka idanu kan matsa lamba na ainihin lokaci. Wannan bambance-bambancen 0.03 mm a cikin daidaitawar ainihin bai bayyana ba a cikin rahotannin CMM har sai bayan yin aiki-lokacin da kuɗin da ake kashewa ya kai $220 a kowane sashi. Farashin gaskiya ba farashin ɗaya bane. Yana da jimlar farashin ƙasa a kowane ɓangaren aiki, gami da aikin dubawa, guntun sake yin aiki, da haɗarin jadawalin. Muna tattara kowane juzu'i-har zuwa madaidaicin yanayin zafin kiln don kowane nau'in ƙirar harsashi-saboda haka kun san ainihin dalilin da yasa ɓangaren ku ke yin aiki.
Abin da ke zuwa na gaba ba shine ƙarin ƙarfi ba - yana da ƙwarewar gami mai zurfi
Muna fadada iyawar masana'antar simintin kakin zuma da muka bata-ba ta hanyar ƙara injuna ba, amma ta zurfafa basirar ƙarfe. A yanzu, muna inganta tsarin matasan don abubuwan haɗin gwal na T800: simintin saka hannun jari wanda ke biye da zaɓin narkewar Laser na lalacewa. Wannan ba gidan wasan kwaikwayo na R&D bane. Yana warware ainihin yanayin zafi: abokan cinikin da ke buƙatar cobalt-nickel shaft rollers tare da taurare saman (HRC 58-62) amma ductile cores (≥35% elongation). Hanyoyi na al'ada suna buƙatar tauraruwar shigar da simintin simintin gyare-gyare-wanda ke jujjuya geometries masu siraɗi. Maganin mu yana ba da kaddarorin biyu a cikin aikin guda ɗaya, tare da cikakken ingancin NDT a kowane mataki. Idan aikace-aikacenku ya buƙaci duka biyu matsananci lalata juriya kuma tasirin tasirin tasiri-ko kuma idan mai siyar da ku na yanzu yana ɗaukar AMS 5387 azaman “wani bakin karfe” - kuna buƙatar abokin tarayya wanda yake ganin ƙirar ba kayan aiki bane, amma azaman aikin injiniya na farko. Haka daidai yake farawa.
