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为什么分针对不齐刻度

更新时间: 2020-11-07 00:00:00     

分针对不齐刻度是因为分轮会“打滑”,只要一拨针就会出现。为了保证齿轮间正常的啮合和传动顺畅、平滑,基本上都使用修正摆线齿形。轮齿有进啮角和出啮角,也必须有齿隙,否则会出现顶齿或刮齿的现象。一对齿轮副的齿隙很小,但变成若干对齿轮,齿隙叠加在一起,那就变的明显了。

关键词: 为什么 针对 刻度

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