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可傾瓦塊徑向軸承

2014-09-11 12:43 作者:管理員17 來源:未知 瀏覽: 字號:

摘要:第7章 可傾瓦塊滑動軸承 1 可傾瓦塊徑向軸承 可傾瓦塊徑向軸承由若干弧形瓦塊(Z=3)組 成,瓦塊可以繞一支點在圓周方向擺動,改變與軸 頸表面形成的楔角,以適應不同的工況。若支點為 球面,瓦塊也能在軸線方向擺動.可以適應軸承的 同軸度誤差和軸的彎曲變形。

第7章 可傾瓦塊滑動軸承
1 可傾瓦塊徑向軸承
    可傾瓦塊徑向軸承由若干弧形瓦塊(Z>=3)組
成,瓦塊可以繞一支點在圓周方向擺動,改變與軸
頸表面形成的楔角,以適應不同的工況。若支點為
球面,瓦塊也能在軸線方向擺動.可以適應軸承的
同軸度誤差和軸的彎曲變形。它最主要的優點是穩
定性極好,故在高速、輕載軸承中應用很多。
    瓦塊的布里方式有兩種:載荷對著瓦塊的支點
(圖13.7-la)和載荷對著兩支點之間(圖13.7-
lb)。在受載最大瓦塊的最小油膜厚度相同的條件
下,載荷對著兩支點之間軸承的承載能力較高。
可傾瓦塊徑向軸承的瓦塊布置方式
(責任編輯:laugh521521)
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