Long hinge clamp of multifunctional injection molding machine

The utility model discloses a multifunctional injection molding machine long hinge clamp which comprises a bottom plate, U-shaped mounting seats with opposite openings are fixedly connected to the two ends of the upper side of the bottom plate in a mirroring mode, adjusting grooves which are horizontal to the mounting seats penetrate through the upper ends of the mounting seats, damping grooves are formed in the two sides of each adjusting groove, and a moving block matched with the adjusting groove is arranged in the middle of each adjusting groove. The movable block slides along the adjusting groove, damping protruding blocks matched with the movable block are fixedly connected to the two sides of the movable block, supporting blocks sliding in the mode of being attached to the upper side in the mounting base are fixedly connected to the lower side of the movable block, supporting plates are fixedly connected to the upper side of the movable block, and clamping parts are arranged on the opposite sides of th