Turnover clamp for metal plate welding

The utility model discloses a turnover fixture for sheet metal welding, which belongs to the field of sheet metal welding and comprises a protective bin, a fixture component and a turnover foundation, the protective bin is mounted above the fixture component, the turnover foundation movably connected with the fixture component is mounted on the bottom surface of the fixture component, and the fixture component is mounted on the turnover foundation. The clamp assembly comprises a vertical plate, a servo motor, a driving shaft, a first linkage arm, a second linkage arm, a sliding block, a connecting rod and a clamp, in this way, after the clamp clamps a workpiece, when the workpiece needs to be actively moved, the servo motor drives the driving shaft, the sliding block, the connecting rod and the clamp do reciprocating linear motion, and therefore the clamp and the clamped workpiece can move; different metal plate requirements are met, the protection bin plays a role in protection, meanwhile, the whole protecti