CN2126704Y - 削旋铅笔刀 - Google Patents

削旋铅笔刀 Download PDF

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Publication number
CN2126704Y
CN2126704Y CN 92201513 CN92201513U CN2126704Y CN 2126704 Y CN2126704 Y CN 2126704Y CN 92201513 CN92201513 CN 92201513 CN 92201513 U CN92201513 U CN 92201513U CN 2126704 Y CN2126704 Y CN 2126704Y
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Prior art keywords
pencil
knife
cut
sharpening
groove
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Expired - Fee Related
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CN 92201513
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杨俊生
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Individual
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Abstract

一种削旋铅笔刀,削铅笔刀和旋铅笔刀装在同一 母体上,改进了旋铅笔刀只能旋不能削的缺陷,削笔 部分的削笔刀片装在出屑腔内的45°倾斜面上,削 笔刀片伸入削笔槽中,削笔槽、削笔刀刃呈半圆形,通 过铅笔在削笔槽中往复运动,达到削尖铅笔的目的, 使用者可任意掌握削笔角度及铅芯的长度。

Description

本实用新型是一种铅笔的削尖工具,是具有削旋两种功能的铅笔刀。
目前公知的旋铅笔刀,只能旋铅笔,不能削铅笔。往往人们需要较尖的铅笔芯时,旋笔刀达不到满意的效果,旋的过度,铅芯折断,既浪费铅笔又浪费时间,而得不到适合使用的铅笔芯。
本实用新型的目的是提供一种装有削铅笔刀片,也装有旋铅笔刀片的铅笔刀。因此人们想使用较尖的铅笔芯时,直接使用削铅笔刀削尖铅笔,或旋了铅笔后再用削笔刀把它削尖。两种功能结合在同一个母体上,使用很方便,可节省铅笔和时间。
本实用新型的目的是这样实现的:在同一个母体上分别装有削铅笔刀、旋铅笔刀。削铅笔刀部分是:削铅笔刀片固定在出屑腔内的45°倾斜面上,刀刃伸入削笔槽内并稍凸出削笔槽,削笔槽和削笔刀片的刀刃呈半园形。人一手握母体,一手握铅笔,使铅笔往返于削笔槽内的削笔刀刃上,铅笔头部渐尖,铅笔屑从出屑腔退出,即可达到铅笔削尖的目的。旋铅笔刀部分是:旋铅笔刀片固定在园锥形旋笔腔上面,旋笔刀片的刀口就在圆锥腔的一条母线上,将铅笔头部插入圆锥腔,沿刀口方向旋转并随着往里推进,即可旋好铅笔。欲使铅笔芯更尖一些,将旋好的铅笔置于削笔槽中进行再削尖。
由于采用上述方案,改进了旋笔刀单一的旋切方法,增加了铅笔的削切功能,保证了铅笔削尖的目的。
下面结合附图及实施例对本实用新型进一步说明:
图-1是削旋铅笔刀的整个构造图。
图-2是削笔刀的横剖切面,是图-1的Ⅰ-Ⅰ剖面图。
图中①.金属削笔刀片,②.金属旋笔刀片,③.金属紧固螺丝,④.旋笔腔,⑤.出屑腔,⑥.基本母体,⑦.半园削笔槽。
在图1中:金属削笔刀片①是由金属紧固螺丝③固定在出屑腔⑤内的45°倾斜面上,金属削笔刀片①伸入半园削笔槽⑦中,刀刃稍凸出半园削笔槽⑦,为保证铅笔能始终保持在金属削笔刀片①的刀刃上往复运动而不滑出基本母体⑥之外,金属削笔刀片①的刀刃和削笔槽⑦做成半园状;金属旋笔刀片②也是用金属紧固螺丝③固定在旋笔腔④上面,旋笔腔④呈园锥形,金属旋笔刀片②的刀口就在园锥腔④的一条母线上。
在图2中:金属削笔刀片①装在出屑腔⑤内的45°倾斜面上,金属紧固螺丝③通过金属削笔刀片①中间小孔,将金属削笔刀片①固定,⑥是基本母体,⑦是半园削笔槽。

Claims (2)

1、一种削旋铅笔刀,削铅笔刀和旋铅笔刀装在同一母体上,其特征是:削笔刀片装在出屑腔内的45°倾斜面上,刀刃伸入削笔槽中,使用削切原理,通过铅笔往复运动达到削尖铅笔的目的。
2、根据权利要求1所述的削旋铅笔刀,其特征是:削笔部分的削笔槽、削笔刀刃呈半园型。
CN 92201513 1992-01-23 1992-01-23 削旋铅笔刀 Expired - Fee Related CN2126704Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 92201513 CN2126704Y (zh) 1992-01-23 1992-01-23 削旋铅笔刀

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 92201513 CN2126704Y (zh) 1992-01-23 1992-01-23 削旋铅笔刀

Publications (1)

Publication Number Publication Date
CN2126704Y true CN2126704Y (zh) 1993-02-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 92201513 Expired - Fee Related CN2126704Y (zh) 1992-01-23 1992-01-23 削旋铅笔刀

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CN (1) CN2126704Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114379271A (zh) * 2020-10-22 2022-04-22 艾森有限责任公司 用于削尖铅笔的削笔刀

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114379271A (zh) * 2020-10-22 2022-04-22 艾森有限责任公司 用于削尖铅笔的削笔刀

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