Pressing device for horizontal saw cutting of copper bar

The utility model discloses a copper bar horizontal type saw cutting hold-down device which comprises a plurality of hold-down assemblies located on the front side and the rear side of a saw blade, each hold-down assembly comprises an upper pressing head and a lower supporting oil cylinder, each lower supporting oil cylinder comprises a V-shaped supporting block, and a plurality of piston cavities perpendicular to the groove face of a supporting groove are formed in each V-shaped supporting block. A piston assembly is arranged in the piston cavity in a sliding mode, the movable end of the piston assembly is supported on the bottom side of the copper bar, and the upper pressing head is driven by a pressing oil cylinder to be pressed on the upper side of the copper bar. The lower supporting oil cylinder is arranged to support the outer circle face of the bottom side of the copper bar, the upper pressing head is matched for vertical pressing, clamping and pressing in three directions are achieved, stress balance