Automatic clamping device for barbecue skewers

The utility model relates to the technical field of automatic clamping devices. The utility model relates to a clamping device, in particular to an automatic clamping device for barbecue skewers. Workbench, supporting columns are arranged at the two ends of the upper side of the workbench. A supporting plate is arranged at the upper end between the two supporting columns; the lower end of the supporting plate is connected with a moving plate through a sliding mechanism. The sliding mechanism comprises sliding ways formed in the two sides of the lower end of the supporting plate. Sliding blocksare arranged at the two ends of the moving plate. The sliding block is arranged in the slideway in a sliding manner; the lower end of the moving plate is connected with a cylinder; the lower end of the cylinder is connected with an electromagnetic clamp; a clamping mechanism is arranged between two arm supports of the electromagnetic clamp, a screw rod is arranged in one sliding way, one end of the screw rod penetrates t