Resin sand casting molding feeding device

The utility model provides a resin sand casting modeling feeding device which comprises a feeding box, a material guiding bag and a hollow connecting column, the bottom of one end of the feeding box is fixedly connected with the material guiding bag, the hollow connecting column is fixedly connected to the bottom end of the material guiding bag, the bottom end of a supporting plate is fixedly connected with a motor, the rotating end of the motor is fixedly connected with a rotating rod, and the bottom end of a first material guiding pipe is closed. A second material guide pipe fixedly penetrates through the bottom end of the first material guide pipe and is obliquely arranged relative to the first material guide pipe; the rotating end of a motor drives a rotating rod to rotate, the rotating rod drives a connecting rod fixedly connected with the rotating rod to rotate, the connecting rod drives an annular sleeve block to rotate in an annular groove, so that a first material guide pipe rotates, and rotation of