The invention discloses a mini stacking machine having a stack dividing function. The mini stacking machine comprises a conveying roller device, an arranging device, a lifting platform and a control box, the arranging device is arranged at the top of the conveying roller device, the lifting platform is arranged on one side of the conveying roller device, the control box is arranged on one side ofthe conveying roller device, the conveying roller device comprises a driving motor, a conveying frame and a roller arranged on the conveying frame, and the driving motor is arranged on one side of theconveying frame; the arranging device comprises a fixing frame, a row dividing device, a left-right pushing device, a middle transmission device and a power mechanism, the row dividing device is arranged on one side of the top of the fixing frame, and the left-right pushing device is arranged on the other side of the top of the fixing frame. A specially-made reciprocating rotating airbag wheel isadopted to stack and arrange articles, and the arranging device which is integrated compactly can have the stack dividing function, so that convenience is brought to operation.