Rapid pasting device for curtain wall masking paper

The utility model provides a curtain wall masking paper rapid pasting device. The curtain wall masking paper rapid pasting device comprises a shell, a positioning plate and a mounting shaft. According to the curtain wall masking paper rapid pasting device, the shell is arranged, the positioning plate is installed in the shell and divides the interior of the shell into the two storage spaces used for storing masking paper, the installation shafts are arranged in the storage spaces respectively, and the axes of the two installation shafts are arranged in parallel; and a discharge hole is formed in one side, positioned in the radial direction of the mounting shaft, of the shell. During use, rolled masking paper can be arranged on the two mounting shafts in a sleeving mode, the ends of the masking paper extend out of the outer side of the shell from the discharging opening and are pasted on curtain walls on the two sides of the separation seam, pasting can be conducted on the two sides of the separation seam at t