Sheet gathering and feeding device

摘要

A sheet gathering and feeding device comprising: a gathering space (3) for accumulating a sheet (2); a feed roller (31) that is provided at an entrance of the gathering space (3); a gate roller (25) that is opposite to the feed roller (31); and an impeller (21) having an impeller blade (21a). The impeller blade (21a) forms a curve between a base part and an edge thereof in a rear direction of an accumulating direction and flaps a sheet (2) that is discharged from the gate roller (25) and the feed roller (31) down to the gathering space (3) and the impeller blade (21a) forms a curve at an edge side thereof in a sheet accumulating direction and accumulates a sheet (2) that is discharged from the gate roller (25) and the feed roller (31) over an accumulated sheet.