Simple structure and few parts. Therefore, the failure rate of parts is low, the performance is reliable, the maintenance is simple, and the required spare parts are few. Covers less space. It is beneficial to the layout of the production line in the customer's workshop and can leave a larger warehouse area. The palletizing robot can be set in a narrow space and can be used effectively. Strong applicability. When the size, volume and shape of the customer's products and the external dimensions of the pallet change, it only needs to be modified on the touch screen, which will not affect the normal production of the customer. But it is quite troublesome or even impossible to replace the mechanical stacker.