Pigsty welding workbench

The utility model provides a pigsty welding workbench, which belongs to the technical field of welding workbenches, and comprises a workbench body, an embedding groove is arranged on the side part of the workbench body in a penetrating manner, a telescopic plate is connected in the embedding groove in a sliding manner, a driving assembly for driving the telescopic plate to slide is arranged in the workbench body, and the driving assembly comprises a driving wheel which is rotatably arranged at the bottom of the workbench body; a motor is connected to the center of the driving wheel, a driving groove is formed in the driving wheel in a penetrating mode and is of an arc-shaped structure extending from the center of the driving wheel to the edge, a movable rod and a driving rod are slidably connected into the driving groove, one end of the driving rod is fixedly connected with the driving rod, and the other end of the driving rod is fixedly connected with the telescopic plate. By arranging the driving wheel, the