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中國突破超精密加工裝備核心技術(shù)

關(guān)鍵詞 精密加工 , 磨床|2012-12-08 09:12:30|來源 新華網(wǎng)
摘要 可掌控萬分之一毫米細微移動的超精密加工裝備核心技術(shù)在中國取得突破,7日,這項具有中國自主知識產(chǎn)權(quán)的國家“863”重點項目科技成果,在浙江上虞通過國家級鑒定。...
  可掌控萬分之一毫米細微移動的超精密加工裝備核心技術(shù)在中國取得突破,7日,這項具有中國自主知識產(chǎn)權(quán)的國家“863”重點項目科技成果,在浙江上虞通過國家級鑒定。這意味著中國躋身超精密加工裝備制造的國際先進行列。
  記者在鑒定現(xiàn)場浙江太陽股份有限公司的生產(chǎn)車間看到,由此技術(shù)支撐制造的曲軸隨動磨床與國際頂級同類磨床同時加工同型號曲軸。鑒定專家現(xiàn)場分別抽取加工件,用國際公認的權(quán)威檢測設備進行對比檢測,該機床加工件的連桿頸圓度誤差僅為0.0028毫米,明顯低于對比加工件的0.0042毫米。
  超精密加工專家、中國機械工程學會榮譽理事雷源忠教授對記者說,擁有精密機床制造能力是制造業(yè)強國的重要標志。目前,世界上只有少數(shù)國家掌握這些技術(shù)。為提升制造業(yè)的整體水平,中國一直在進行積極探索。這項超精密加工裝備核心技術(shù)屬原創(chuàng)性突破,對推動中國機床工業(yè)的發(fā)展和提升制造業(yè)整體水平具有現(xiàn)實意義。
  中國機械工業(yè)聯(lián)合會科技工作部副主任馬敬坤說,機床是制造業(yè)的工作母機。去年中國機床產(chǎn)量達到25萬臺,但都是中低檔產(chǎn)品,精密與超精密機床一直無法突破,需要依賴進口。
  據(jù)了解,2012年4月,該項目已通過科技部專家組的驗收。目前,利用該技術(shù)成果研制的曲軸隨動磨及凸輪軸磨床、數(shù)控外圓磨床等機床產(chǎn)品已在江蘇、浙江等地應用。
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