Roller assembly for a conveyor belt
AssigneeMetso Outotec Finland Oy
InventorsRodrigo Alfredo Gomes, Andrzej Niklewski
Life of this patent
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Abstract
The assembly of the disclosure includes two inclined side rollers and two central rollers, each one of the rollers being mounted around a respective shaft. The shaft of each side roller has an upper end hinged to a respective support portion arranged on one side of the conveyor belt, the shaft of each central roller having ends mounted on opposite sides of a rocker frame. Each one of the opposite sides of the frame has a median portion hinged, in an suspended way, at the lower end of the shaft of a respective side roller.
Claims6
A roller assembly for a conveyor belt, arranged transversely to a displacement direction of the conveyor belt and comprising:
- two side rollers each inclined outwardly and upwardly relative to the conveyor belt;
- two central rollers positioned horizontal and parallel to each other, each one of the side rollers and each one of the central rollers being mounted rotatably free around a respective shaft;
- and
- a rocker frame having a pair of opposite crossbars that are parallel to each other and to the displacement direction of the conveyor belt, wherein each of the crossbars has end portions opposite each other, wherein the crossbars of the rocker frame are connected to each other by a pair of struts positioned transverse to the displacement direction of the conveyor belt, each crossbar having a median portion including a through hole that receives one end of a frame shaft that extends between the pair of crossbars,
- wherein the shaft of each side roller has an upper end hinged to a respective support portion arranged on one side of the conveyor belt and a lower end hinged to one end of the frame shaft,
- wherein the shaft of each central roller has ends which are opposite to each other and are mounted on each of the pair of opposite crossbars of the rocker frame.
Dependencies are inferred from the claim text.