Paper cutting device for rolled-up sketching paper/vegetable parchment

Abstract

The invention discloses a paper cutting device for rolled-up sketching paper / vegetable parchment. The paper cutting device is mainly characterized in that a fan-shaped shaft seat plate is arranged at the right end of a handle; a hollow shaft for being sleeved with and inserted in cylinder core inner holes of rolled-up sketching paper / vegetable parchment is arranged on the inner end face of the fan-shaped shaft seat plate; the axis of the hollow shaft, the left horizontal central axis of a semicircular inner hole of the handle and the right horizontal central axis of the semicircular inner hole of the handle coincide together; an external thread connected with a butterfly nut is arranged at the left end of the hollow shaft; a horizontal boss protruding forwards is arranged at the front end of the handle in the left-right direction; a lug base is arranged at the left end of the horizontal boss, and a lug base is arranged at the right end of the horizontal boss; a pull rod is arranged between the lug bases at the left end and the right end; the pull rod is fastened on the lug bases at the left end and the right end through nuts; a cutter used for cutting off sketching paper / vegetable parchment is arranged on the front end inclined face of the horizontal boss; and zigzag sharp edges evenly distributed are arranged on the lower portion of the cutter in the left-right length direction. The paper cutting device can rapidly cut off sketching paper / vegetable parchment, and is convenient to use. The work efficiency is remarkably improved.

Description

technical field [0001] The invention relates to the technical field of a roll-packed draft paper / sulfuric acid paper cutting tool, in particular to a roll-packed draft paper / sulfuric acid paper cutting device. Background technique [0002] Sketch paper / sulfuric acid paper is suitable for drawing various design sketches such as architectural design, landscape design, fashion design, etc. It is suitable for hand-painted beginners to copy and practice hand-painting. When you need to use sketch paper / sulfuric acid paper, first put the roll of sketch paper / sulfuric acid paper on the table, roll the roll of sketch paper / sulfuric acid paper, so that the roll of sketch paper / sulfuric acid paper can be released to a certain length, and then use Cutting off with a knife or blade is slow and cumbersome, seriously affecting work efficiency. Contents of the invention [0003] The purpose of the present invention is to improve the deficiencies of the prior art, provide a paper cutting ...

AI Technical Summary

Problems solved by technology

When you need to use sketch paper / sulfuric acid paper, first put the roll of sketch paper / sulfuric acid paper on the table, roll the roll of sketch paper / sulfuric acid paper, so that the roll of sketch paper / sulfuric acid paper can be released to a certain length, and then use Cutting off with a knife or blade is slow and cumbersome, seriously affecting work efficiency

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