Plate edge trimmer

The utility model relates to the technical field of wood-working machinery, and discloses a plate edge trimmer which comprises a placing table, a support is fixedly connected to the outer surface of the placing table, a motor is fixedly connected to the top of the support, a rotating shaft is fixedly connected to the output end of the motor, and the bottom end of the rotating shaft penetrates through the support and is fixedly connected with a control box. An air cylinder is arranged in the control box, the output end of the air cylinder is fixedly connected with a telescopic rod, and the bottom end of the telescopic rod is fixedly connected with a control frame. The device has the following advantages and effects that a worker drives the motor to drive the rotating shaft to control the whole device to rotate, so that the periphery of a plate can be conveniently adjusted according to the required direction, the telescopic rod is driven by the driving cylinder to control the control frame to adjust the height,