The invention discloses a paper pushing and aligning device. The device is provided with a rack, an operation platform and a paper pushing frame are arranged on the rack, the paper pushing frame can do front and back motion relative to the operation platform, and the device is characterized in that a first transmission strip is arranged on the paper pushing frame and located above the operation platform, and is driven by a first motor, the first transmission strip is connected with a movable paper aligning mechanism, the paper aligning mechanism is provided with a sliding base and a lifting paper aligning plate, a guide rail is arranged on the paper pushing frame, the sliding base is matched with the guide rail, and the sliding base is connected with the first transmission strip. According to the device, pushing and alignment effects of a paper pile can be achieved, and the device production efficiency can be further improved.