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Pencil sharpener

A pencil sharpener and pen feeding technology, which is applied in the field of stationery, can solve the problems that pencils are easy to be sharpened by mistake and waste, and achieve the effects of easy popularization and use, convenient production and strong practicability

Active Publication Date: 2022-03-01
NINGBO TIANTIAN STATIONERY CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003]Existing electric pencil sharpeners generally send the pen manually, and rely on human subjective judgment whether the pencil is sharpened, so the pencil is easily mistaken during the sharpening process. sharpening, resulting in a lot of waste, in today's increasingly depleted resources, a more economical and environmentally friendly electric pencil sharpener can meet the needs of users

Method used

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Examples

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Embodiment Construction

[0059] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments. The parts that are not described in detail in the text can be realized by conventional technical means.

[0060] as 1 to Figure 31 As shown, a pencil sharpener includes an automatic pen feeding structure, a self-starting structure, a knife holder 3, a gear adjustment structure, a pen tip protection structure and a detachable pencil sharpening stand.

[0061] The detachable pencil sharpener includes an upper part 61, a middle part 62 and a lower part 63. The automatic pen feeding structure is set on the upper part 61, the tool rest 3 is set on the middle part 62, the gear adjustment structure is set on the lower part 63, and the self-starting structure and the pen tip protection structure run through the upper part 61. , middle part 62 and lower part 63. That is to say, the whole pencil sharpener is built by the detachable pencil sharpener stan...

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PUM

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Abstract

The invention discloses a pencil sharpener which comprises an automatic pencil feeding structure, a self-starting structure, a knife rest, a gear adjusting structure, a pencil point protecting structure and a detachable pencil sharpening frame. The detachable pencil sharpening frame comprises an upper portion, a middle portion and a lower portion, the automatic pencil feeding structure is arranged on the upper portion, the knife rest is arranged in the middle portion, the gear adjusting structure is arranged on the lower portion, and the self-starting structure and the pencil point protecting structure penetrate through the upper portion, the middle portion and the lower portion. The pencil sharpener is simple in structure, convenient to operate, relatively low in cost and long in service life.

Description

technical field [0001] The invention relates to the field of stationery, more specifically, it relates to a pencil sharpener. Background technique [0002] The electric pencil sharpener is a common stationery product, which is composed of a shell assembly, a knife holder assembly, a drive assembly, and a power supply assembly, among which: the knife holder assembly, the drive assembly, and the power supply assembly are arranged in the inner space of the shell assembly; the drive The assembly is composed of a motor and a gearbox and other components. The motor is electrically connected to the power supply assembly, and the gearbox is connected to the motor and the knife holder assembly; thus, the power of the motor is transmitted to the knife holder, which drives the blade on the knife holder to rotate, and finally completes the pencil cutting. process. [0003] Existing electric pencil sharpeners generally send pens manually, and rely on human subjective judgment whether th...

Claims

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Application Information

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IPC IPC(8): B43L23/00B43L23/02B43L23/08
CPCB43L23/002B43L23/02B43L23/08
Inventor 曾凡碧郑崇廷曹锋赵鹏
Owner NINGBO TIANTIAN STATIONERY CO LTD
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