Mixing device for production of trace element fertilizer

The utility model discloses a trace element fertilizer production mixing device which comprises a mixing box, a first placing shell is fixedly connected to the center of the lower end face of the mixing box, a second placing shell is fixedly connected to the middle of the outer wall of the front end of the mixing box, and a third placing shell is fixedly connected to the upper portion of the outer wall of the front end of the mixing box. A central processing unit is arranged on the bottom face in the third containing shell, a raw material feeding box is arranged at the front end of the upper surface of the material mixing box, an additive feeding box is arranged at the rear end of the upper surface of the material mixing box, and a first motor is fixedly connected to the bottom face in the first containing shell; and the output end of the first motor penetrates through the first placing shell and the side wall of the material mixing box to the interior of the material mixing box and is fixedly connected with