Upper and lower integrated air chamber structure of double-air-cushion conveyor

The utility model discloses an upper and lower integrated air chamber structure of a double-air-cushion conveyor, which comprises an upper plate trough plate, a lower plate trough plate and two side plates, the left and right side plates are parallelly spaced, the upper plate trough plate is arranged between the two side plates, and the lower plate trough plate is arranged between the two side plates and below the upper plate trough plate. The upper disc groove plate and the lower disc groove plate respectively comprise balls, a first clamping plate and a second clamping plate, the first clamping plate is attached to the upper surface of the second clamping plate, concentric first air holes are formed in the first clamping plate and the second clamping plate, the balls are arranged between the first clamping plate and the second clamping plate, and the tops of the balls protrude above the first clamping plate. The bottom of the ball protrudes below the second clamping plate, and a plurality of second air hole