DEVICE FOR FLAT ARTICLE PILE UNSTACKING Russian patent published in 2005 - IPC

FIELD: material handling, particularly separating articles from piles.

SUBSTANCE: device comprises support table to which front wall with limiting plate is secured. The limiting plate is formed of resilient material. The front wall has variable cross-section. Device also includes pressing plate mounted on guiding means extending transversely to support wall and spring-loaded towards above wall. Each delivery roller is installed on drive shaft and may perform angular and axial movement relative the shaft by coaxial helical springs arranged on the shaft. The first ends of the helical springs are connected to drive shaft, another ones are secured to cylindrical roller case. Delivery roller is provided with vibration mechanism arranged along axis of roller rotation. Forced vibration mechanism of delivery roller is composed of ball rests fixedly connected to body of bearing assembly provided on the shaft and of extensions fixedly secured to end of cylindrical roller case so that the extensions may cooperate with ball rests.

EFFECT: increased operational reliability.

2 cl, 6 dwg