A banknote temporary storage device, comprising: a pair of coiling tapes, configured to clamp banknotes to be temporarily stored; a large coiling block, wherein each of the coiling tapes has one end fixed onto the large coiling block, and the large coiling block is configured to temporarily store the banknotes by accommodating the coiling tapes which clamp the banknotes to be temporarily stored; an upper coiling block component and a lower coiling block component, wherein each of the coiling tapes has another end, the another ends of the coiling tapes are respectively fixed onto the upper coiling block component and the lower coiling block component, and the upper coiling block component and the lower coiling block component are configured to release or roll up the coiling tapes in a case that it is required to temporarily store or discharge the banknotes; and a banknotes inlet/outlet, comprising a pair of engaged clamping rollers, the pair of engaged clamping rollers comprising an upper clamping roller and a lower clamping roller, and the pair of coiling tapes being divided into two coiling tapes after passing through a position where the upper clamping roller engages with the lower clamping roller, the two coiling tapes being respectively wound through the upper clamping roller and the lower clamping roller and then being respectively fixed onto the upper coiling block component and the lower coiling block component; and the banknote temporary storage device further comprises a coiling block guide plate, one end of the coiling block guide plate is arc-shaped and is configured to always cling tightly to a periphery of the large coiling block, and another end of the coiling block guide plate is connected to the lower clamping roller; characterized in that, the banknotes inlet/outlet further comprises an upper passage board and a lower passage board, the upper passage board and the lower passage board are oppositely arranged to form a banknote conveying passage, the upper clamping roller is arranged at one end, close to the coiling tapes, of the upper passage board, and the lower clamping roller is arranged at one end, close to the coiling tapes, of the lower passage board; and the banknote temporary storage device further comprises a pressing body configured to cooperate with the coiling block guide plate, and the pressing body is configured to engage with the coiling block guide plate at the middle of the coiling block guide plate. a pair of coiling tapes, configured to clamp banknotes to be temporarily stored; a large coiling block, wherein each of the coiling tapes has one end fixed onto the large coiling block, and the large coiling block is configured to temporarily store the banknotes by accommodating the coiling tapes which clamp the banknotes to be temporarily stored; an upper coiling block component and a lower coiling block component, wherein each of the coiling tapes has another end, the another ends of the coiling tapes are respectively fixed onto the upper coiling block component and the lower coiling block component, and the upper coiling block component and the lower coiling block component are configured to release or roll up the coiling tapes in a case that it is required to temporarily store or discharge the banknotes; and a banknotes inlet/outlet, comprising a pair of engaged clamping rollers, the pair of engaged clamping rollers comprising an upper clamping roller and a lower clamping roller, and the pair of coiling tapes being divided into two coiling tapes after passing through a position where the upper clamping roller engages with the lower clamping roller, the two coiling tapes being respectively wound through the upper clamping roller and the lower clamping roller and then being respectively fixed onto the upper coiling block component and the lower coiling block component; and the banknote temporary storage device further comprises a coiling block guide plate, one end of the coiling block guide plate is arc-shaped and is configured to always cling tightly to a periphery of the large coiling block, and another end of the coiling block guide plate is connected to the lower clamping roller; characterized in that, the banknotes inlet/outlet further comprises an upper passage board and a lower passage board, the upper passage board and the lower passage board are oppositely arranged to form a banknote conveying passage, the upper clamping roller is arranged at one end, close to the coiling tapes, of the upper passage board, and the lower clamping roller is arranged at one end, close to the coiling tapes, of the lower passage board; and the banknote temporary storage device further comprises a pressing body configured to cooperate with the coiling block guide plate, and the pressing body is configured to engage with the coiling block guide plate at the middle of the coiling block guide plate.