Cloth tension adjusting device of mask machine

The utility model relates to the technical field of adjusting devices, and discloses a mask machine cloth tension adjusting device which comprises a base, two stand columns are symmetrically and fixedly installed on the upper surface of the base, T-shaped sliding grooves are formed in the inner walls of the opposite sides of the two stand columns, and T-shaped sliding blocks are installed on the inner walls of the T-shaped sliding grooves in a sliding mode. When the device is used, the sliding sleeve slides to the position of the stop block through the acting force of the spring, the position of the adjusting roller is limited, the position of the adjusting roller is further limited through the matching arrangement of the limiting block and the outer surface of the adjusting roller, the adjusting roller is prevented from jumping up and down, and the adjusting roller can be replaced only by shifting the sliding sleeve, so that the device is convenient to use. The replacement process is simple and easy to opera