Automatic grinding device for hydro-generator carbon brush

The utility model discloses an automatic grinding device for a hydro-generator carbon brush, which comprises a motor connected with an output shaft and a power switch. The crankcase is arranged on the output shaft; a convex cambered surface is arranged on the crankcase, and abrasive paper is arranged and fixed on the convex cambered surface; the brush carrier is arranged corresponding to the convex cambered surface; the brush holder is provided with a groove used for installing the carbon brush, and the opening of the groove faces the convex arc surface. The grinding device is driven by the motor, the crank case drives the convex cambered surface to rotate back and forth to grind the carbon brush, manual grinding is replaced, the grinding efficiency of the carbon brush is improved, and the grinding precision of the cambered surface of the carbon brush is high. 本实用新型公开了一种水轮发电机碳刷自动研磨装置，包括电动机，所述电动机上连接有输出轴和电源开关；曲轴箱，设于输出轴上；在曲轴箱上设置有凸弧面，凸弧面上装设、固定砂纸；刷架，与凸弧面对应设置；在刷架上设置有用于安装碳刷的凹槽，凹槽的开口朝向凸弧面设置。该研磨装置由电动机驱动，通过曲轴箱带动凸弧面实现来回