Metal cutting equipment with positioning and clamping functions

The utility model discloses metal cutting equipment with positioning and clamping functions, which relates to the technical field of metal plate cutting and comprises a worktable and a support fixedly arranged above the worktable, a panel of the worktable is provided with a positioning component, the support is provided with a lifting device, and the lifting device is provided with a clamping component. The lifting device comprises a lifting plate arranged in the support in a sliding mode, a cutter fixedly arranged on the lower surface of the lifting plate and a plurality of elastic pressing assemblies arranged on the lifting plate, the pressing working faces of the elastic pressing assemblies are located below the cutter, and the upper surface of the lifting plate is connected with a second air cylinder fixedly arranged at the top of the support. The side face and the top face of the metal plate are clamped through cooperation of the positioning assembly and the elastic pressing assembly, fixing is firm and