The utility model discloses a kind of automatic
punching hydraulic machines of
aluminium girder for building, including rack, the left side of the rack is equipped with a feeding device, the right side of the rack is equipped with a
punching device, the feeding device includes clamping device and the driving device of driving the left and right movement of the clamping device, the clamping device includes mounting seat, the right side of the top of mounting seat is equipped with positioning placement groove, the top of mounting seat is hinged with clamping block on the right side, the left side of the top of mounting seat is equipped with cylinder for pressing the clamping block.The utility model is stable in operation,
punching of multiple hole positions is not needed to move
aluminium girder by artificial, work intensity is low, work efficiency is high, and the positioning accuracy of
aluminium girder is high, is little influenced by human factor, guarantee punching quality, beneficial to
batch production, high efficiency,
standardization,
automation, can satisfy large-scale,
batch production demand, multiple hole positions are connected to punch, it is easy to operate,
program control can reduce the size deviation caused by
artificial feeding.