Multicapacity card retaining, card returning and disorderly card issuing apparatus and control mehtod thereof

The invention relates to a multicapacity card retaining, card returning and disorderly card issuing apparatus and a control method thereof. The multicapacity card retaining, card returning and disorderly card issuing apparatus comprises a card reader, a horizontal transmission mechanism, a propulsion and recovery mechanism, a card temporary storage box and an elevating mechanism, wherein the elevating mechanism, the horizontal transmission mechanism and the propulsion and recovery mechanism are connected, the horizontal transmission mechanism is arranged between the card reader and the card temporary storage box, the propulsion and recovery mechanism is disposed at the back surface of the card temporary storage box, and the card temporary storage box is internally provided with multiple card temporary storage grooves arranged from top to bottom. The elevating mechanism controls the horizontal transmission mechanism and the propulsion and recovery mechanism to perform elevating movement, enables the horizontal