FIELD: leather industry. SUBSTANCE: pressure roll unit has two pressure rolls mounted on frame through suspension. Pressure rolls are provided with sprockets positioned on their ends and interconnected by chain. Pressure roll unit has intermediate conveying roll provided with sprocket at its end and positioned between two pressure rolls. Suspension has two shackles interconnected through mounting shaft positioned on base. Each shackle includes pressure, mounting and auxiliary conveying shafts. Auxiliary conveying shaft is mounted in upper part of shackle. Sprockets of rolls are interconnected by chain. Rotary rolls are positioned below mounting shaft on shackles and connected with suspension lifting mechanism. Contact lines of pressure and intermediate conveying shafts with leather are extending in common horizontal plane. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 2 cl, 1 dwg
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