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東輕攻克鋁合金大規(guī)格鑄錠鑄造技術(shù)難關(guān)-壓鑄展-鑄造展-2025第二十五屆廣州國(guó)際壓鑄、鑄造及工業(yè)爐展覽會(huì)-巨浪展覽-The 25th China(Guangzhou) Int'l Die casting Foundry & Industrial Furnace Exhibition 2025年4月14日 壓鑄展-鑄造展- Die-casting expo-foundry expo |
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“成功了,終于啃下這根硬骨頭了。”近日,東北輕合金有限責(zé)任公司(簡(jiǎn)稱(chēng)東輕)賈春成勞模創(chuàng)新工作室傳來(lái)捷報(bào),經(jīng)過(guò)團(tuán)隊(duì)成員連續(xù)奮戰(zhàn),成功攻克國(guó)家重點(diǎn)領(lǐng)域鋁合金大規(guī)格鑄錠的鑄造技術(shù)難關(guān),標(biāo)志著我國(guó)在鋁合金鑄造領(lǐng)域取得重要進(jìn)展。
據(jù)了解,此規(guī)格合金在國(guó)家重點(diǎn)領(lǐng)域有著廣泛應(yīng)用前景,其鑄造技術(shù)難度大,有著極高的控制精度要求。作為東輕技術(shù)創(chuàng)新的“先鋒隊(duì)”,賈春成勞模創(chuàng)新工作室致力于解決生產(chǎn)難題、推動(dòng)工藝升級(jí),在此次試鑄任務(wù)中,面對(duì)鋁合金鑄造過(guò)程中易出現(xiàn)的成分偏析、裂紋敏感等難題進(jìn)行專(zhuān)項(xiàng)攻關(guān)。在東輕首席技師賈春成的帶領(lǐng)下,團(tuán)隊(duì)成員深入分析材料特性,反復(fù)優(yōu)化鑄造參數(shù),制定了“分階段驗(yàn)證、逐層突破”的試鑄方案。為搶抓時(shí)間,團(tuán)隊(duì)連班作業(yè),技術(shù)骨干24小時(shí)輪班值守,實(shí)時(shí)監(jiān)測(cè)鑄造溫度、結(jié)晶速度等關(guān)鍵指標(biāo),確保每一環(huán)節(jié)精準(zhǔn)可控。
據(jù)悉,近年來(lái),該規(guī)格合金,無(wú)試鑄成功經(jīng)驗(yàn),前期只試鑄成功相對(duì)小規(guī)格(420mm✖1320mm),且成型率僅為20%左右。隨著規(guī)格的增大,成型難度倍增,歷經(jīng)前期無(wú)數(shù)次的試驗(yàn)調(diào)整和8次高強(qiáng)度試鑄試驗(yàn)后,團(tuán)隊(duì)最終攻克了七系鋁合金大規(guī)格鑄錠成型的核心技術(shù)瓶頸,此次攻關(guān)成型率達(dá)到75%,使該規(guī)格達(dá)到了從“0到1”的跨越。結(jié)果顯示,最終成型的420mm✖1620mm規(guī)格鑄錠內(nèi)部組織均勻致密,力學(xué)性能完全達(dá)到行業(yè)高標(biāo)準(zhǔn)要求。成果的背后,是團(tuán)隊(duì)成員對(duì)上百組實(shí)驗(yàn)數(shù)據(jù)的細(xì)致分析,以及對(duì)鑄造速度、冷卻梯度等十余項(xiàng)工藝參數(shù)的精細(xì)調(diào)整。
壓鑄展-鑄造展-2025第二十五屆廣州國(guó)際壓鑄、鑄造及工業(yè)爐展覽會(huì)-巨浪展覽-The 25th China(Guangzhou) Int''l Die casting Foundry & Industrial Furnace Exhibition
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