Vertical spindle linear accelerating crusher

The utility model relates to a vertical spindle high-speed bucker which belongs to the machinery and device field. The body of the vertical spindle high-speed bucker is of inverted horn shape, the inside lining of the bucker is a stepladder-like hard wearing lining board, wherein the inner side of the lining board encircles a pagoda shape rotor, the outer edge of the lining board is horizontally provided with a plurality of layers of hammers for bucking which are rotating together the rotor, the middle portion of the bucker is a rotating centre shaft arranged on a fixed machine base, the distance from each hammer to the centre shaft increases from the upper to the lower, the lower portion of the shaft periphery is provided with a floating belt wheel the lower of which is a baiting awl, a discharging opening under the awl is provided with a graft baiting valve. The spindle high-speed bucker has high reduction ratio, fine grain size of end products, lower energy consumption, strong producing capacity and reliable driving structure.