The utility model discloses a multi -functional concrete mixing device, which comprises a frame, be equipped with the stirring cylinder in the frame, the stirring cylinder passes through drive mechanism and links to each other with motor drive, and the rotation of motor drives the stirring that mixes of concrete is realized to the stirring cylinder, be equipped with electromagnetic heating coil around the barrel of stirring cylinder, still be equipped with temperature sensor in the stirring cylinder, temperature sensor pass through the control box with electromagnetic heating coil control links to each other, is controlled electromagnetic heating coil's heating work according to temperature sensor's detection temperature by the control box, the utility model has the advantages of: the energy consumption is low, green, simple structure, convenient to use.