The turnover car transports the perforated plate parts in the workshop, which can make the workpiece easy to be placed neatly, prevent the workpiece from being scratched and scratched, and is beneficial to the civilized production of the workshop. The structure of the turnover car is shown in Figure 1. It consists of a car body 1, a steel pipe 2, a hose 3, a cavity plate 4, a bottom plate 5, a handlebar 7, and the like. The vehicle body 1 is welded by the angle steel and the steel pipe 2. The workpiece holder is welded together by the bottom plate 5 and the steel pipe 2. a rubber tube 3 is placed on the outer side of the steel tube 2, and the bottom plate 5