Inkless printer used for recycling water writing paper

The invention relates to an inkless printer used for recycling water writing paper. The inkless printer used for recycling water writing paper comprises a commercial ink-jet printing device and a wetting and heating device which is installed inside the ink-jet printer for fast erasing characters and/or patterns on a base material which can be repeatedly written on and erasable base material. The inkless printer used for recycling water writing paper has a function of fast erasing the characters and/or patterns displayed on the base material, can save cost and can provide convenience for usage. 本发明涉及种用于再次使用水写纸的无墨打印机，包括商用的喷墨打印装置，还包括安装在喷墨打印装置内的用于快速擦除可重复擦写基材上显示的文字和/或图案的润湿和加热装置。本发明具有快速擦除可重复擦写基材上显示的文字和/或图案的润湿和加热功能，实现了节省成本和使用方便的目的。