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和勝股份(002824.SZ):子公司近日取得2件發明專利證書
格隆匯 12-27 17:18

格隆匯12月27日丨和勝股份(002824.SZ)公佈,公司子公司廣東和勝新能源科技有限公司於近日取得2件由中華人民共和國國家知識產權局頒發的《發明專利證書》,分別為攪拌摩擦焊接工藝、電池殼體的加工工藝。

發明專利“攪拌摩擦焊接工藝”公開了一種攪拌摩擦焊接工藝,該發明通過採取高的冷卻速度冷卻焊接接頭可以抑制工件晶粒的長大和時效強化相的粗化,減少焊接後工件力學性能的損失,有利於提高焊縫的焊接係數。

發明專利“電池殼體的加工工藝”公開了一種電池殼體的加工工藝,該發明解決了電池殼體現有技術中存在的技術問題之一,提高了電池殼體邊框的尺寸精度和垂直度。

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