Cold press machine is the auxiliary in plywood production line, which is used to shorten the cycle time of hot press and improve the quality of plywood before gluing board. Cold press machine belongs to the pressing machine. Cold press machine is mainly used to press the gluing veneer, so that make the initial shape, and then into the hot press machine to press. It is important to improve the quality of plywood, and it is an significant part. Cold press machine in general consists with the rack, fixed beam, moving beam, the plate device, cylinder and hydraulic system, electric control device components.