Powder mixing arrangement

The utility model discloses a powder mixing arrangement. The mining explosion -proof box comprises a box body, the box lower extreme is equipped with exit conveyor, be equipped with agitating unit inthe box, the upper end of box is equipped with two feeding casees, the lower extreme both sides of feeding case are connected with pressure sensor, the bottom of feeding case is equipped with the flyleaf, be connected with electric telescopic handle on the fly leaf, the electric telescopic handle other end is connected with the box, upper end one side of feeding case is equipped with feeding baffle, feeding baffle's top is equipped with the feeding conveyer belt, be equipped with the feeding roller more than two on the feeding conveyer belt, one of them feeding roller one side is connected with the first electric motors, pressure sensor, electric telescopic handle, the first electric motors be connected with the controller. The utility model has the characteristics of can automatic carryout the material loading, c