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CN201140638Y - 双刀式保芯铅笔刨笔刀 - Google Patents

双刀式保芯铅笔刨笔刀 Download PDF

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Publication number
CN201140638Y
CN201140638Y CNU2008200619670U CN200820061967U CN201140638Y CN 201140638 Y CN201140638 Y CN 201140638Y CN U2008200619670 U CNU2008200619670 U CN U2008200619670U CN 200820061967 U CN200820061967 U CN 200820061967U CN 201140638 Y CN201140638 Y CN 201140638Y
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China
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pencil
planer
core
file
taper hole
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Expired - Fee Related
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CNU2008200619670U
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English (en)
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方文慈
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GUANGDONG UNIMASS STATIONERY CO Ltd
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Individual
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Abstract

一种双刀式保芯铅笔刨笔刀是在刀架上安有刨刀和锉刀的刨笔刀,当刨刀将铅笔的木质部分刨削后,不会伤到铅笔的笔芯,笔芯尖部则在锉刀上磨削而达到满意的尖部后刨笔工作即完成。本实用新型可提高铅笔的利用率,特别是中小学生,又大大减少因刨笔而造成的浪费现象,同时还会延长刨笔刀的使用寿命。

Description

双刀式保芯铅笔刨笔刀
技术领域
本实用新型属于一种文化用品中削铅笔用的双刀式保芯铅笔刨笔刀。
背景技术
铅笔是写字画画用品的工具之一,它由木质笔杆包裹笔芯而成,使用前,需用刀削去部分笔杆,露出笔芯才可使用,而随着使用时间的加长,露出的笔心会使用殆尽,因此在使用过程中,使用人会根据所需随时对铅笔笔杆加以切削,以保证正常连续使用,为了方便快捷地削好铅笔,刨笔刀便应运而生了,由于刨笔刀的切削刀片在刨去木质部分后就直接与硬脆的笔芯接触,因此刀刃极易磨损,同时因刀片偏心切削铅笔笔芯,也很容易出现断芯的情况发生,即浪费了铅笔,又造成了刨笔刀过早报废,另外,使用现有的刨笔刀刨铅笔时,刨削后的笔芯长度很短且笔尖过于尖利,很容易划破纸张至产生断芯的现象发生,而断芯后的笔芯参差不齐,不好再用;现有的刨笔刀得不到粗细适宜的笔尖,也不能在必要时取下适当长度的笔芯装在绘图仪上使用,这种刨笔刀的使用范围也受到很大限制,故需改进。
实用新型内容
本实用新型的目的是提供一种削铅笔用的既能安全刨削笔杆又保芯可磨尖铅笔芯的双刀式保芯铅笔刨笔刀。
本实用新型的技术方案如图1所示,在刀架1中部开有锥孔2,锥孔2的顶部孔3的直径与铅笔芯直径相同,锥孔2的侧壁上沿垂直切线方向开有一槽,槽底上安有刨刀4,刨刀4由螺钉6固定,刨刀4的长度是锥顶部孔3到锥孔2底线的长度,在距刨刀4的前方间隔处或刀壳上安有磨铅笔芯用的锉刀5,锉刀5由螺钉6固定。
在使用本实用新型时,当铅笔推进锥孔2并转动时,刨刀4将铅笔木质部分进行刨削,直到铅笔芯伸出锥顶部孔3,但不会伤到铅笔芯,继续推进,铅笔芯便在锉刀5上磨削,直到磨到使用者满意的尖度后,刨铅笔的工作即完成。
附图说明
图1.双刀式保芯铅笔刨笔刀结构示意图
其中:1.刀架     2.锥孔       3.锥顶部孔
      4.刨刀     5.锉刀        6.螺钉
具体实施方式
本实用新型按上述技术方案实施,刀架1是由塑料制成,锥孔顶部孔3的直径是按不同铅笔的笔芯大小而定,约2.5~4毫米,刨刀4与锉刀5之间间隔可根据需要,间距在1~4毫米,刨刀4的长度17~20毫米,锉刀长度是4毫米。
本实用新型由于刨削笔杆时不会伤到笔芯,因此提高了铅笔的利用率,特别是中小学生的铅笔使用率将会大大提高,同时还会延长刨笔刀的使用寿命。
本实用新型可安放在各种装饰品内供不同人群使用,让使用者在使用刨笔刀的同时增加一种美的享受。

Claims (1)

1、一种双刀式保芯铅笔刨笔刀,其特征是:在刀架(1)中部开有锥孔(2),锥孔(2)的锥顶部孔(3)的直径与铅笔芯直径相同,锥孔(2)的侧壁上沿垂直切线方向上开有一槽,槽底上安有刨刀(4)由螺钉(6)固定,刨刀(4)的长度是锥孔顶部孔(3)到锥孔(2)底线的长度,在距刨刀(4)的前方或刀壳上安有锉刀(5),锉刀(5)由螺钉(6)固定。
CNU2008200619670U 2008-01-24 2008-01-24 双刀式保芯铅笔刨笔刀 Expired - Fee Related CN201140638Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200619670U CN201140638Y (zh) 2008-01-24 2008-01-24 双刀式保芯铅笔刨笔刀

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200619670U CN201140638Y (zh) 2008-01-24 2008-01-24 双刀式保芯铅笔刨笔刀

Publications (1)

Publication Number Publication Date
CN201140638Y true CN201140638Y (zh) 2008-10-29

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Family Applications (1)

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CNU2008200619670U Expired - Fee Related CN201140638Y (zh) 2008-01-24 2008-01-24 双刀式保芯铅笔刨笔刀

Country Status (1)

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CN (1) CN201140638Y (zh)

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C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: GUANGDONG UNIMASS STATIONERY CO., LTD.

Free format text: FORMER OWNER: FANG WENCI

Effective date: 20110111

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 610000 15-301, NO. 88, JINSHA ROAD, CHENGDU CITY, SICHUAN PROVINCE TO: 528400 BRANCH 2, NO. 13, SOUTH OF GONGYE AVENUE, XIAOLAN TOWN, ZHONGSHAN CITY, GUANGDONG PROVINCE

TR01 Transfer of patent right

Effective date of registration: 20110111

Address after: 528400 No. 13, south two, Industrial Avenue, Xiaolan Town, Guangdong, Zhongshan

Patentee after: Guangdong Unimass Stationery Co., Ltd.

Address before: 610000 88 Jinsha Road 15-301 Sichuan city Chengdu Province

Patentee before: Fang Wenci

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20081029

Termination date: 20170124