Turning clamp

The utility model relates to a turning clamp, the base up end rotates and is connected with the rotation axis, and the cover is equipped with angle stop device on the rotation axis, is equipped with the screw on the angle stop device, and the screw contacts with the rotation axis after running through angle stop device, and rotation axis one side is equipped with the clamping structure. To need the weld workpiece and the rotation axis of these anchor clamps to be connected, and lock the rotation axis through the screw, and to the work piece processing of polishing, improve the work precision when improving work efficiency, it influences the precision to prevent that the work piece from shifting at the in -process of polishing.