Automatic shearing device for board

The utility model relates to an automatic shearing device for board and belongs to the technical field of shearing equipment. The automatic shearing device for the board comprises an underframe (4). The underframe (4) is provided with a power roller train (3) and a support (5); the power roller train (3) is located in front of the support (5); the support (5) is provided with revolving shafts (6); each revolving shaft (6) is provided with a shearing tool (10); the rear side of the support (5) is provided with a signal transmitter (7); a board suction device (1) is arranged in front of the underframe (4); a board gripping device (8) is arranged at the rear of the underframe (4). According to the automatic shearing device for the board provided by the utility model, automatic feeding, shearing or stacking can be realized on materials, and manual operation is not needed, and therefore, the production efficiency is improved, the operation is simple, and the production safety is enhanced.