Pencil lead sharpening box

A sharpening and pen refill technology, applied in sharpening devices, machine tools suitable for grinding the edge of workpieces, printing, etc., can solve the problems of pencil shavings affecting the painting environment, potential safety hazards, and easy thickening of the pen tip to achieve structural Simple, easy to manufacture, lightweight effect

Inactive Publication Date: 2016-02-17
曹松和
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, the art drawing pencils on the market often encounter the following problems when used: the pencil tip tends to become thicker during use, which is not conducive to painting, and needs to be sharpened with a utility knife, and the pen tip is easy to be cut off when sharpening the pencil; There are safety hazards for young students who are beginning to learn when sharpening pencils with a knife; the sharpened pencil shavings fall on the ground and affect the painting environment, which needs to be cleaned

Method used

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Examples

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Embodiment Construction

[0016] A pen core sharpening box includes a base 1, an upper cover 2 and a sharpening plate. The base is provided with a buckle, and the upper cover is provided with a slot matching the buckle, and the base and the upper cover are connected through the buckle and the slot.

[0017] The base is provided with a cavity 5 for storing chips, and the lead grinding plate is arranged on the inner middle part of the loam cake, and the lead grinding plate is composed of a fine sand grinding lead plate 3 and a coarse sand grinding lead plate 4 from top to bottom.

[0018] The inside of loam cake 2 is provided with wiping cloth 6, and wiping cloth is arranged on the lead grinding plate top, and wiping cloth 6 is glued and connected with loam cake inboard.

[0019] Also be provided with hairbrush 7, loam cake is provided with hairbrush insertion hole 8, the orifice of hairbrush insertion hole is arranged on the side wall of loam cake 7, and hairbrush is placed in hairbrush insertion hole. ...

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Abstract

The invention belongs to the technical field of office supplies, and relates to a pencil lead sharpening box. The pencil lead sharpening box comprises a base, an upper cover and a pencil lead sharpening plate, and is characterized in that a cavity used for storing scraps is formed in the base, and the pencil lead sharpening plate is arranged in the middle of the inner side of the upper cover; and wiping cloth is arranged on the inner side of the upper cover, and arranged above the pencil lead sharpening plate. The pencil lead sharpening box can be used in cooperation with a sharpening-free environment-friendly pencil, an art knife is not needed, the weight is low, and great convenience is brought to a painter. The pencil lead sharpening box is ingenious in concept, simple in structure, easy to produce and manufacture and low in cost, and the problem of potential safety hazards brought by the fact that in the prior art, the pencil is sharpened through a knife is solved.

Description

technical field [0001] The invention relates to an environment-friendly, hygienic, safe and convenient sharpening box for pen refills, which belongs to the technical field of office supplies. Background technique [0002] At present, the art drawing pencils on the market often encounter the following problems when used: the pencil tip tends to become thicker during use, which is not conducive to painting, and needs to be sharpened with a utility knife, and the pen tip is easy to be cut off when sharpening the pencil; There are potential safety hazards for young students who are beginning to learn when sharpening pencils with a knife; the sharpened pencil shavings fall on the ground and affect the painting environment, which needs to be cleaned. Therefore, there is an urgent need to provide a tool for sharpening the pen core that is convenient, quick and environmentally friendly. Contents of the invention [0003] The object of the present invention is to provide a conveni...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B43L23/00B24B19/16
Inventor 曹松和
Owner 曹松和
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