The potato harvester machine with excellent performance is mainly used for the harvesting of root crops. It is suitable for harvesting various crops planted in ridges, such as sweet potatoes, and potatoes. It can complete the operations of digging, lifting, and soil screening at one time. The transmission belt makes the machine more durable, the added vibration wheel makes the vibration effect better, and the thickened suspension structure and baffle make the whole machine more solid.