According to the frequent oscillation of high-speed axle of speed increasing box, the gear strength is checked.

针对生产中增速箱的高速轴振动频繁现象，对其齿轮强度进行了校核。

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There was big vibration in blower bush (linking up with a speed increasing box) vertically and axially after changing of the speed increasing box gears of the blower.

风机增速箱齿轮更换后，导致风机轴瓦(与增速箱相连)垂直、轴向振动大。

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