High efficiency stone breaker for road construction

The utility model discloses a high efficiency stone breaker for road construction, including the vibrations batcher, vibrations batcher top is provided with the feeder hopper, the feeder hopper inboard is connected with the feed delivery board, evenly be equipped with the gap in the feed delivery board, the gap below is equipped with the sand and soil collecting vat, sand and soil collecting vat one side is fixed with decides the jaw seat, it is connected with and decides the jaw to decide jaw seat inboard, it is equipped with the base to decide the jaw below, install step motor on the base. The utility model discloses a large -scale stone is carried to the vibrations batcher, and installation vibration exciter in feed delivery board bottom vibrates sand and soil wherein to the sand and soil collecting vat when the stone is carried, has avoided sand and soil and broken stone to mix together, is rotated by the stepper motor drives eccentric shaft for moving the jaw and deciding the jawrelatively and do attriti