Bar cutting and clamping device

The utility model provides a bar cutting and clamping device which comprises a mounting frame, a driving groove, a plurality of sleeves, a plurality of first elastic pieces, a plurality of first pistons, a plurality of second pistons and a plurality of second elastic pieces. The sleeves are arranged in the mounting frame, the outer surface of the mounting frame is fixedly provided with the sleeves, the first elastic pieces are fixedly installed on the inner walls of the sleeves respectively, and one ends of the first elastic pieces are fixedly provided with driving rods. According to the baseball bat clamping device, when the baseball bat clamping device is used, due to the effects of the dampers and the second elastic pieces, the clamping blocks can conveniently rotate by a certain angle on the connecting blocks, and it is guaranteed that when a baseball bat or a bar as shown in the figure is met, the clamping blocks can rotate by a certain angle on the connecting blocks; and the clamping block can be attach