▎ 摘　　要

NOVELTY - The utility model claims a graphene printer ink bag replacing device, relating to printer auxiliary device technology field. The utility model comprises a device main body and a limiting plate; one end of the device main body is provided with a working cavity; the inner part of the working cavity is slidingly connected with a plurality of first sliding plates; the inner part of the first sliding plate is fixed with an absorbing pipe; the middle position of the absorbing pipe is slidingly connected with a lifting rod; the upper end pipe is provided with an exhaust hole on the periphery of the lifting rod. The utility model can absorb and fix multiple ink bags by rotating the second screw thread ring; it is simple to change the multiple ink bags, so as to greatly improve the replacing efficiency, and reduce the difficulty of changing the ink bag; by rotating the first screw thread ring can adjust the distance of the absorbing pipe; can be used for the ink bag with different sizes, so as to greatly improve the application range of the device.