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公司新聞

攪拌軸

來(lái)源: 時(shí)間:2012-11-27 14:26:40 瀏覽次數:

軸主要由軸徑、軸頭、軸身三部分組成,支承軸的部分叫軸徑,安裝攪拌器的部分叫軸頭,其余部分為軸身。軸上有鍵槽,軸有實(shí)心和空心之分。

1)攪拌軸的整體結構

    軸主要由軸徑、軸頭、軸身三部分組成,支承軸的部分叫軸徑,安裝攪拌器的部分叫軸頭,其余部分為軸身。軸上有鍵槽,軸有實(shí)心和空心之分。

    2)攪拌軸的材質(zhì)及加工要求

    攪拌軸工作時(shí),主要受扭轉、彎曲和沖擊作用,故軸的材質(zhì)應有足夠的強度、剛度和韌性。此外,為了便于加工制造,還要有優(yōu)良的切削加工性能。所以常采用45#鋼。對于要求較低的攪拌軸,也可用Q235-A 或35#鋼。當有腐蝕要求時(shí),也可采用不銹鋼。壓力在1.6MPa下,通過(guò)填料箱一段軸的粗糙度可達

    3)軸的計算

    (1)軸徑

     (2)軸的臨界軸速:通常攪拌軸轉速200rpm所以可不考慮對軸進(jìn)行臨界轉速驗算。

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