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軸線平行度偏差

2014-09-22 15:38 作者:管理員11 來源:未知 瀏覽: 字號:

摘要:軸線平行度偏差 由于軸線平行度偏差與其向量的方向有關,所以 分別規定了軸線平面內的偏差f和垂直平面 上的偏差f(見圖8.2-62). 軸線平面內的偏差f是在兩軸線的公共平面 上洲量的,這公共平面是用兩軸承跨距中較長的一個 L和另一根軸上的一個軸承來確定的,如

軸線平行度偏差
由于軸線平行度偏差與其向量的方向有關,所以
分別規定了“軸線平面內的偏差”f∑δ和“垂直平面
上的偏差”f∑δ(見圖8.2-62).
    “軸線平面內的偏差”f∑δ是在兩軸線的公共平面
上洲量的,這公共平面是用兩軸承跨距中較長的一個
L和另一根軸上的一個軸承來確定的,如果兩個軸承
的跨距相同,則用小齒輪軸和大齒輪軸的一個軸承。
“垂直平面上的偏差”f∑δ是在與軸線公共平面相垂直
的“交錯軸平面”上測量的。
    每項平行度偏差是以與軸承間距離L(“軸承跨
距”L)相關連的值來表示的,見圖8.2-62,
    軸線平面內的軸線偏差影響螺旋線嚙合偏差,它
的影響是工作壓力角的正弦函數,而垂直平面上的軸
線偏差的影響則是工作壓力角的余弦函數?梢娨欢
最的垂直平面上偏差導致的嚙合偏差將比同樣大小的
平面內偏差導致的嚙合偏差要大2~3倍。因此,推
薦其偏差最大值分別為
軸線平行度偏差
(責任編輯:laugh521521)
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