Bolt conveying mechanism

The invention discloses a bolt conveying mechanism, and relates to the field of magnetic powder inspection equipment, the bolt conveying mechanism comprises a rack and a material arranging disc, the rack is provided with a chain plate conveying belt, the chain plate conveying belt is horizontal, the chain plate conveying belt comprises a plurality of station chain single plates, each station chain single plate is provided with a building frame, and each building frame is provided with a building groove for placing a bolt; a guide rail frame is arranged on the machine frame, a sliding way inclining downwards is arranged on the guide rail frame, the upper end of the sliding way faces and is close to a discharging port of the material arranging disc, and a transferring device used for transferring bolts at the discharging port of the material arranging disc into the sliding way one by one is arranged between the upper end of the sliding way and the discharging port of the material arranging disc. The lower end o