Carrier roller tray type metal belt coil transport device

The invention relates to a carrier roller tray type metal belt coil transport device, which comprises trays and a raceway for supporting the tray, wherein a group of carrier rollers in the raceway are driven by a motor and can rotate in the same direction; each carrier roller comprises a roller shaft; two ends of the roller shaft are symmetrically provided with two rollers; a device for bearing the metal belt coil is arranged on the tray; and the carrier roller tray type metal belt coil transport device is characterized in that the rollers are in a circular truncated cone shape; small end faces of the circular truncated cone are opposite to each other; four trays are respectively positioned in a strip-shaped rail structure above the rollers on two sides of a group of carrier rollers; the lower rail surface of the tray is attached to a plane where the generatrix on the circular truncated cone of the circular truncated cone shaped rollers is positioned; and the upper surface of the tray is an assembled horizont