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扭簧摩擦離合器

2014-10-26 08:36 作者:管理員17 來源:未知 瀏覽: 字號:

摘要:4.6扭簧摩擦離合器 4.6. 1扭簧摩擦離合器的結構 扭簧摩擦離合器的結構如圖15.2一7所示.在主 動軸11上裝有摩擦鼓輪3,矩形截面的扭簧4套在鼓 輪外表面,扭簧的大端伸人從動部分的殼體2中,小 端用銷軸8與杠桿9聯接。接合時,加壓盤10沿主 動軸向左移動推動杠

4.6扭簧摩擦離合器
4.6. 1扭簧摩擦離合器的結構
    扭簧摩擦離合器的結構如圖15.2一7所示.在主
動軸11上裝有摩擦鼓輪3,矩形截面的扭簧4套在鼓
輪外表面,扭簧的大端伸人從動部分的殼體2中,小
端用銷軸8與杠桿9聯接。接合時,加壓盤10沿主
動軸向左移動推動杠桿繞銷軸轉動,并使螺釘6壓向
第二圈扭贊上的凸塊7,于是隨粉第一圈扭簧的收縮
而使拱個扭簧收縮,內徑減小而箍緊鼓輪,從而實現
帶動從動軸1一起轉動。脫開時,扭簧回松與鼓輪分
開。鼓輪用耐磨的冷硬鑄鐵制成。限位塊5用來防止
離合器制動時,因從動部分的慣性而發生反向沖擊。
扭黃采用變截面的結構,可獲得變剛度特性,以保持
與鼓輪的壓緊力均勻分布。扭簧摩擦離合器只能傳遞
單向轉矩,且過載時不會打滑,但結構簡單,外形尺
寸小,工作可靠,使用壽命長。




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