steelcasting tushe

Lokacin da injiniyoyi suka bayyana steelcasting tushe mafita don bawul ɗin matsa lamba, ɗakunan famfo, ko ɓangarorin winch, ba kawai siyan ƙarfe ba ne - suna tabbatar da kwanciyar hankali a ƙarƙashin mashaya 300+, amincin microstructure bayan hawan keken zafi, da ƙarewar saman da ke tsayayya da yashwar slurry. Mun ga ayyuka da yawa sun tsaya tsayin daka a matakin samfuri saboda masu simintin simintin sun ɗauki zaɓin gami a matsayin tunani na baya-ko mafi muni, abubuwan da aka maye gurbinsu ba tare da sanarwa ba. Ba a ƙara daidaito a cikin injina na ƙarshe. Yana farawa da sarrafa ƙarfe, daidaitaccen ƙirƙira, da tsarin horon da aka gasa a cikin kowane zubo.

Me Yasa Simintin Karfe Ya Kasa—Kuma Abin da Ake Yi Aiki

Yawancin gazawar suna komawa zuwa ga gibba uku da za a iya gujewa: rashin daidaiton takaddun shaida, rashin daidaituwa na simintin-zuwa-machining, da ka'idojin dubawa waɗanda ke ɗaukar GD&T azaman zaɓi. Misali, gidan silinda na piston famfo da aka yi daga karfe ASTM A216 WCB na iya saduwa da ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙwayar cuta - amma idan tsarin simintin simintin simintin ya ƙunshi micro-shrinkage kusa da tashar tashar bawul ɗin bawul, babu adadin tabbacin CMM bayan injin da zai dawo da matsi. Mun auna har zuwa 0.18 mm porosity na gida a cikin yankunan da aka jefar yashi inda ainihin kwafin ya mamaye-isa ya haifar da gazawar filin a tsarin injin injin da ke aiki sama da 120°C.

Gyaran ba ƙarin gwaji ba ne. Ya fi ƙarfin iko na sama. Wannan yana nufin samar da ƙwararrun heats tare da cikakken bincike na ladle-ba kawai certs na niƙa ba-da kuma inganta kowane tsari akan AMS 2301 don haɗa abun ciki. Yana nufin yin amfani da na'urar gani da ido (OES) akan sanduna masu shigowa *kafin* fara yin tsari. Kuma yana nufin ƙirƙira tsarin gating wanda ke rage tashin hankali a cikin manyan hanyoyin kwararar sauri-musamman ga simintin ƙarfe na bakin karfe inda sarrafa ferrite ke yin tasiri kai tsaye ga juriya na lalata a cikin mahalli mai arzikin chloride.

Ƙarfi guda huɗu waɗanda ba za a iya sasantawa ba don ɓangarorin manufa-Mahimmanci

A gaskiya steelcasting tushe dole ne abokin tarayya ya isar da fiye da ƙarfe da aka zuba. Dangane da tura kayan aiki na zahiri a Arewacin Amurka, Turai, da kudu maso gabashin Asiya, waɗannan damar guda huɗu sun raba amintattun masu samar da kayayyaki daga haɗari:

• Ƙayyadaddun tsari na ƙayyadaddun kayan aiki-ba ikon “bakin ƙarfe” na gama gari, amma an tsara zagayowar yanayin zafi don UNS S32750 duplex, ingantacciyar juriya ta lalata ta ASTM A923, da tsarin sigma mai sarrafawa ƙasa da juzu'in juzu'i 1%.
• Haɗin kai tsaye daga simintin saka hannun jari zuwa milling 5-axis- don haka ƙungiyar guda ɗaya ta mallaki ɗimbin ɗimbin yawa tsakanin saman datum ɗin da aka jefa da fuskokin rufewa na ƙarshe, kawar da kurakuran tattarawa a cikin abubuwan kamar AMS 5387 cobalt alloy pump sassa.
• Binciken aikin da aka gina cikin tafiyar aiki- ba kawai ƙididdigar ƙira ba, amma gwajin matsa lamba a matsa lamba na 1.5 ×, mai shiga rini akan duk mahaɗar walda mai mahimmanci, da taswirar tauri a cikin wuraren da zafi ya shafa.
• Cikakkun abubuwan ganowa zuwa lambar zafi- tare da rajistan ayyukan dijital da ke haɗa kowane sashi zuwa narkewar asali, yanayin yanayin sanyaya, da jadawalin maganin zafi bayan walda.

Mun taɓa sake yin aikin bawul ɗin matsa lamba 47 don OEM na Turai saboda mai siyar da su na baya sun gano lambobi kawai - ba zafi ɗaya ba. Sakamakon? Ƙarfin yawan amfanin gona mara daidaituwa a cikin ayyukan samarwa guda ɗaya. Gyara abin da ke buƙatar sake daidaita ƙimar abinci, hanyoyin kayan aiki, da isar da sanyi-duk sakamakon ƙasa na ɗigon ƙarfe na sama.

Inda Tsarin Haɓakawa Yana Isar da ROI na Gaskiya

Yin simintin gyare-gyare shi kaɗai ba kasafai ke magance kalubalen yau ba. Haka ma CNC machining. Aiki mafi girma yana faruwa inda suke haɗuwa. Yi la'akari da T800 cobalt-based alloy center shaft rollers don injiniyoyin abin hawa na injiniya: simintin yashi yana ba da sifar kusa-net tare da ingantaccen ƙarfi mai sarrafawa, amma mujallu masu ɗaukar hoto suna buƙatar ± 0.005 mm zagaye da Ra ≤0.4 μm saman gama. Wannan yana buƙatar haɗaɗɗen tsarin jiyya na zafi - quenching nan da nan bayan shakeout, zafin jiki kafin machining, sa'an nan kuma kawar da damuwa bayan yanke ƙarshen ƙarshen - don hana yaƙe-yaƙe yayin niƙa na ƙarshe.

Wannan tsarin haɗin gwiwar yana yanke lokacin jagora da kashi 38 cikin 100 idan aka kwatanta da fitar da kayayyaki na jeri, bisa bayanai daga oda 22 masu matsakaicin girma da aka aika a cikin 2023. Hakanan yana rage raguwa. Lokacin yin simintin gyare-gyare da machining suna raba shirin CMM iri ɗaya da fassarar GD&T, muna ganin ƙimar wucewa ta kashi 92% na farko akan hadaddun geometries kamar tushe mara tushe na famfo tare da haɗaɗɗen ɗorawa masu hawa da ruwa.

Zaɓi Abokin Kafa Karfe Na gaba

Yi waɗannan tambayoyi guda biyar kafin sanya hannu kan PO:

1. Shin za ku iya nuna mani rahotannin OES uku na ƙarshe na UNS S31603 heats - kuma ku tabbatar da cewa an samo su daga masana'anta tare da takaddun shaida na EN 10204 3.1?
2. Shin tsarin simintin yashi ɗinku ya haɗa da izinin raguwa da aka ƙididdige shi don ƙayyadaddun ƙayyadaddun kayan aikin mu na faɗaɗa yanayin zafi-ko kuna amfani da teburi iri ɗaya?
3. Lokacin da muka ƙaddamar da zane tare da kiran ASME Y14.5 GD&T, wa ke yin bita na ƙirƙira-kuma menene matsakaicin juzu'in ku don amsa ƙira?
4. Ta yaya kuke sarrafa abubuwan da ba su dace ba da aka gano yayin binciken ƙarshe? Shin maye gurbin sa a cikin sa'o'i 72 - ko muna jira don zuba jari na gaba?
5. Shin bayanan ingancin ku na iya nuna ISO 9001: 2015 yarda da * duk matakan *-ciki har da tabbatar da kayan da ke shigowa, na'urori masu ƙima, da gwajin aikin ƙarshe?

QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana aiki da wurin da ya dace da ISO a cikin Qingdao inda karfe da simintin gyare-gyaren ƙarfe ke fuskantar wannan matakin bincike-ba a matsayin keɓantacce ba, amma a matsayin daidaitaccen tsari. Su mayar da hankali kan tsarin na'ura mai aiki da karfin ruwa, man fetur da gas kayan aiki, da kuma high-wear famfo taro na nufin kowane tsari siga-daga mold binder chemistry zuwa CNC toolpath sequencing-an inganta domin aiki aiki, ba kawai girma yarda. Za ku sami cikakkun iyakokin fasaha da takaddun shaida a https://www.tsingtaocnc.com.

Makomar ta abokan hulɗa ce waɗanda ke ɗaukar simintin gyare-gyare ba a matsayin matakin kayayyaki ba, amma a matsayin tushen tushen amincin inji. Lokacin da ɓangaren ku ke aiki a ƙarshen iyakokin abu, ana auna bambanci tsakanin nasara da gazawa a cikin microns-kuma an ba da garanti a cikin takaddun ƙarfe.