| 摘要 |
PROBLEM TO BE SOLVED: To easily adjust tension of a conveyor belt from a part other than a side part. SOLUTION: A conveyor device is provided with a driving roller 2 at one end in the longitudinal direction of a frame 1 and a driven roller 4 at the other end in the longitudinal direction of the frame 1 and is constituted by stretching the conveyor belt 5 around the driving roller 2 and the driven roller 4. It is provided with a moving means 6B composed of a nut member 6Ba fixed to a bottom face of a hole part 1aa provided on a top plate 1a of the frame 1 and a screw member 6Bb moving vertically by screw-fitting in the nut member 6Ba, a lever 6A which is attached to a side plate 1b of the frame 1 so as to swing around a support shaft member 6Aa and whose one side end is engaged with a lower end of the screw member 6Bb, and a belt tension adjusting device 6 having a curve-shaped part 7 which is provided at the other side end of the lever 6A, is engaged with a support shaft 4b of the driven roller 4, and displaces a position of the driven roller 4 in the longitudinal direction of the frame 1 by corresponding to a travel amount of the screw member 6Bb. COPYRIGHT: (C)2004,JPO
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