Paper winder and printing kit

The utility model provides a paper winder and a printing kit, the printing kit comprises the paper winder and a printer, the paper winder comprises a support, a driving assembly, a rotating shaft, a partition plate and a signal receiving module, the driving assembly is arranged on the support, the driving assembly comprises a driving device and a gear assembly, and the driving device is connectedwith the gear assembly; the two ends of the rotating shaft in the axial direction of the rotating shaft are arranged on the support and connected with the gear assembly. The rotating shaft penetratesthrough the partition plate which moves in the axial direction of the rotating shaft. The signal module is connected with the driving device and used for receiving the driving signal, and by the adoption of the structure, when the printer conducts printing, the signal connecting module triggers the driving device of the paper winder to drive the rotating shaft to rotate, the rotating shaft rotatesto drive printed printing