Calcium silicate board chamfering device

The utility model discloses a calcium silicate board chamfering device which comprises a bottom plate, a supporting table is fixedly connected to the left side of the upper end face of the bottom plate, a left supporting plate is fixedly connected to the upper end face of the supporting table, a right supporting plate is fixedly connected to the right side of the upper end face of the bottom plate, and a motor drives a lead screw to rotate so as to drive a movable block on the outer wall of the lead screw to move leftwards. And meanwhile, the power source is started to drive the chamfering tool to move, so that the calcium silicate board is conveniently chamfered, operation is easy and convenient, when the angle of the chamfering tool needs to be adjusted, a first air cylinder is started, the first air cylinder adjusts a mounting arm to move with a rotating shaft as the center, and the chamfering tool is driven to move by the rotating shaft. And the whole power source and the chamfering tool are driven to mov