Press board spacer machine is used to manufacture spacer blocks using the press board spacer machine. Utilizing a hydraulic clamping and feeding mechanism, this machine uses edge-rounded strips that have been cut into blocks to create dovetail, t-grooves, or slots on both sides of the press board strips. It is used for creating spacer blocks or spacers for use in transformer insulation. Press board spacer machine has a modular structure, easy operations and robust construction. Customers can use this machine to groove and shape materials according to their needs.