English four-line lattice rapid hand-drawing tool

Abstract

The invention provides an English four-line lattice rapid hand-drawing tool. The English four-line lattice rapid hand-drawing tool comprises a shell, an alignment bracket, a material changing handle, a right clamping plate, a left clamping plate, a chalk reversing set, four sets of alignment top ends, a first hinge plate and two outer sliding grooves, wherein the alignment bracket is fixedly connected to the front end of the shell; the material changing handle is slidably connected to the upper surface of the shell; the right clamping plate is hinged to a top plate of the inner surface of the shell; the left clamping plate is fixedly connected to the lower portion of the left side of the shell; the chalk reversing set is arranged on the left side of the left clamping plate; the shell comprises an outer handle which is fixedly connected to the upper surface of the shell; the four sets of alignment top ends are evenly arranged and fixedly connected to the top plate of the inner surface of the shell; and the first hinge plate is a rectangular plate, and the upper end of the first hinge plate is fixedly connected to the top plate of the inner surface of the shell. The function of adjusting the direction and angle of the tip end of a chalk is added to English scribing equipment, the working position of the chalk is controlled, the best effect of the chalk is brought into play conveniently, and the drawing quality is improved.

Description

technical field [0001] The invention belongs to the technical field of teaching tools, and more specifically relates to an English four-line fast hand-painting tool. Background technique [0002] In English teaching, the four-line grid is a frame line used to limit the position and size of English letters in English writing. Its structure is composed of four evenly distributed straight lines. In the existing English teaching process, teachers need to draw four-line grids on the blackboard during the teaching process. Generally, drawing four-line grids is done through a ruler and a set square. Carefully measure and draw the four straight lines on the blackboard one by one. The operation process is extremely It is cumbersome, difficult to use, and takes up a lot of space, which is not convenient for storage. [0003] For example, application number: CN201420375270.6 The present invention discloses an English four-line grid line drawing device, including a chalk box, an upper ...

AI Technical Summary

Problems solved by technology

[0005] In order to solve the above-mentioned technical problems, the present invention provides an English four-line grid fast hand-painting tool to solve the problem that the hand-drawn line drawing equipment for English teaching similar to the above-mentioned patent uses tools to fix the chalk, and the chalk is not easy to chalk after it is fixed. Angle adjustment and length adjustment, the chalk cannot be turned, and after one side of the chalk is blunted, the side of the chalk tip cannot be used, so the line drawn by the marking device is blurred and rough, which affects the quality of the marking

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