To adjust the tension of a conveyor belt only by adjusting a conveyor from its front.
The article conveyor includes: a driving roller 3 and a driven roller 4 between which a conveyor belt 9 is stretched, the rollers being supported by passing both ends of each of shafts 3a and 11 through slide holes 1a and 2a in bases 1 and 2; a first and second gear 16 and 17 mounted at both ends of the shaft 11 of the driven roller 4; a first rack 18 fixedly provided to mesh with the first gear 16; a second rack 19 movably provided to mesh with the second gear 17; and a tension adjusting screw 21 provided at the second rack 19 for adjusting the tension of the conveyor belt as one end of the shaft 11 passed through the slide hole 2a is pressed and moved in the direction perpendicular to the shaft 11 to move the other end of the shaft 11 in that direction.
JPH04121312A | 1992-04-22 | |||
JPH047518U | 1992-01-23 |
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