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首頁(yè) > 技術(shù)文章 > 液壓拉力機的校正方法

液壓拉力機的校正方法

更新時(shí)間:2011-01-13

閱讀:1772

液壓拉力機的校正方法 1.拉力試驗機(液壓拉力機)的力量值校正: 進(jìn)入計算機程序后于打開(kāi)校正界面,按測試開(kāi)始,取一標準重量砝碼輕掛于上夾具連接座,記錄計算機顯示力量值,并計算與標準重量砝碼之差,誤差應不超出±1%。 2.拉力試驗機(拉力機)的速度校正: 2.1首先記錄機臺橫擔之初始位置,在控制面板上選擇速度值(使用標準直鋼尺量測橫擔行程). 2.2 起動(dòng)機臺的同時(shí)電子秒表開(kāi)始計時(shí)一分鐘,秒表到達時(shí)間的同時(shí)按下機臺停止鍵, 根據秒表的時(shí)間,記錄橫擔行程值即為每分鐘之速率(mm/min),觀(guān)察橫擔行程值與直鋼尺之差,并計算橫擔行程誤差值,應不超出±1%.
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