① The material of the negative pressure feeding bowl and the bowl dropping device is stainless steel, and the negative pressure pipe is glass fiber.

② the use of vortex air pump to achieve negative pressure for the bowl, while the bowl device using cylinder working principle, can achieve the overall operation is simple and convenient, reduce labor costs, improve work efficiency, perfect docking with the assembly line, to achieve ideal work site.

③ Your company needs to be equipped with air compressor equipment by itself.