Machining clamp

The utility model discloses a machining clamp, which belongs to the technical field of clamps and comprises a workbench, a second rotating motor arranged on the vertical side face of the workbench and a second lead screw arranged on the side face of the second rotating motor and extending to the inner wall of a groove of the workbench. A vertical plate of the same structure is welded to the inner wall, away from the second rotating motor, of the groove, a first rotating motor is installed on the vertical side face, close to one side of the second rotating motor, of the vertical plate, a first connecting plate is installed at the output end of the first rotating motor, and a connecting column and a hollow column are welded to the vertical side face, away from one side of the second rotating motor, of the vertical plate; according to the machining clamp, machining workpieces of different sizes can be clamped conveniently, the clamp is prevented from being affected by rugged ground or obstacles in the moving pro