Novel bean bin structure and bean grinding device with same

The utility model discloses a novel bean bin structure which comprises a bean bin base and a bean bin body detachably arranged on the bean bin base, a bean feeding opening and a baffle assembly used for opening or closing the bean feeding opening are arranged at the bottom of the bean bin body, and the baffle assembly at least comprises two baffles arranged in a relative sliding mode. Two force application columns which are matched with the two baffles in an inserted mode and arranged at intervals are arranged on the bean bin base, and the two force application columns are arranged away from the center of the bean bin base; when the bean bin body is installed on the bean bin base and rotates by a certain angle, the two force application columns can drive the two baffles to move face to face or back to back so as to close or open the bean discharging opening. Therefore, the two baffles which are arranged in a relatively sliding mode are adopted to achieve opening and closing of the bean discharging opening, th