Sandstone conveying device

The gravel conveying device comprises a machine frame, a conveying belt rotationally arranged on the machine frame and a discharging hopper arranged above the conveying belt, a discharging opening of the discharging hopper faces the conveying belt, a plurality of transverse rods stretching across the machine frame are arranged on the machine frame, and vertically-arranged supporting rods are arranged on the two sides of the machine frame. The bottom end of the supporting rod is slidably connected to the transverse rod, a steel bar arranged in the length direction of the conveying belt is arranged at the top end of the supporting rod and connected with a partition plate used for preventing raw materials from splashing during discharging, a fixing part is arranged between one side of the partition plate and the steel bar, and the side, away from the steel bar, of the partition plate abuts against the surface of the conveying belt. The problem that in the discharging process, when the conveying belt receives the