Material conveying device for tunnel construction

The utility model relates to the technical field of transportation equipment, in particular to a material conveying device for tunnel construction, which can improve the stability of a fixed pile through the arrangement so as to enhance the transportation stability. Comprising a fixed pile, a conical head, a motor, a lead screw, a lead screw nut, a sleeve, a plurality of convex thorn devices and a rope tying device, a cavity is formed in the fixed pile, the bottom end of the fixed pile is fixedly connected with the top end of the conical head, the bottom end of the motor is fixedly connected with the top end of the fixed pile, the lead screw is located in the fixed pile, and the top end of the lead screw penetrates through the top end of the fixed pile and is connected with the output end of the motor; the lead screw nut is in threaded connection with the lead screw, the lead screw is sleeved with the sleeve, the inner wall of the sleeve is fixedly connected with the two ends of the lead screw nut, the multip