Safe and environment-friendly stirring device for concrete manufacturing

The utility model relates to the technical field of concrete manufacturing, in particular to a safe and environment-friendly stirring device for concrete manufacturing, which can improve the mixing effect of raw materials and the production efficiency. Comprising a mixing box, a bottom frame, two reciprocating air cylinders, a box cover, a limiting barrel, two sleeves and a motor, the bottom end of the mixing box penetrates through the bottom frame and is fixed, four supporting legs are arranged at the bottom end of the bottom frame, the two reciprocating air cylinders are fixedly installed at the left end and the right end of the mixing box respectively, and piston rods are arranged at the output ends of the two reciprocating air cylinders; the top end of the limiting cylinder is fixedly connected with the bottom end of the box cover, the circumferential outer wall of the limiting cylinder makes contact with the inner wall of the mixing box, connecting plates are arranged at the left end and the right end of