Beef steak cutting and clamping device

The utility model relates to a steak cutting and clamping device. The device comprises a workbench which is driven by a longitudinal feeding mechanism to do reciprocating translation along the longitudinal direction, wherein a box body which is driven by a transverse feeding mechanism to do transverse translational motion along the workbench is arranged on the workbench; a supporting plate is arranged at the lower part of the left end of the box body in a penetrating manner; a row of longitudinally-arranged lower teeth are arranged on the top face of the left end of the supporting plate, an upper tooth assembly driven by a lifting air cylinder assembly to ascend and descend is arranged over the lower teeth, the lifting air cylinder assembly is located in the box body, the lifting air cylinder assembly and the right end of the supporting plate are fixed to a supporting frame, and the supporting frame is driven by a transverse ejection mechanism to horizontally move in the transverse direction. The beefsteak sl