CN104228430B - A kind of rotary reciprocating pencil sharpener - Google Patents
A kind of rotary reciprocating pencil sharpener Download PDFInfo
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Abstract
Description
技术领域technical field
本发明属于学习用品技术领域,特别涉及到旋转式铅笔刀和往复式铅笔刀。The invention belongs to the technical field of school supplies, in particular to a rotary pencil sharpener and a reciprocating pencil sharpener.
背景技术Background technique
现有的旋转式铅笔刀,既有安全实用的优点,也有在使用时,经常会把铅笔铅弄断,既不卫生,也存在浪费资源的不足。这种旋转式铅笔刀,只能削出圆形尖形状的笔尖,主要适用于低年级小学生,不适合高年级学生和成年人使用,特别是不适合绘图素描笔和女性化妆用眉笔等使用,在使用时,有一定的局限性。The existing rotary pencil sharpener has the advantages of being safe and practical, but also has the disadvantage of often breaking the lead of the pencil during use, which is not hygienic and wastes resources. This kind of rotary pencil sharpener can only sharpen the nib with a round point, which is mainly suitable for low-grade pupils, not for high-grade students and adults, especially for drawing sketch pens and eyebrow pencils for women's makeup. , there are certain limitations in use.
发明内容Contents of the invention
本发明的目的是解决上述不足问题,提供一种旋转往复式铅笔刀。满足安全,卫生,体积小,便于携带,价格低廉,使用方便,结构简单的特点。The purpose of the present invention is to solve the above-mentioned insufficient problem, and a kind of rotary reciprocating pencil sharpener is provided. The utility model has the characteristics of safety, sanitation, small size, portability, low price, convenient use and simple structure.
本发明为实现上述目的所采用的技术方案是:在一个基座上,有旋转式结构铅笔刀和往复式结构铅笔刀,这两种结构形式的铅笔刀并存,共用一个刀片或各自独立刀片,即具备旋转式铅笔刀的特点,也具备往复式铅笔刀的特点,可满足不同用户的需求,延长铅笔的使用寿命,扩大使用范围。The technical solution adopted by the present invention for achieving the above object is: on a base, there are a rotary structure pencil sharpener and a reciprocating structure pencil sharpener, the pencil sharpeners of these two structural forms coexist, share a blade or separate blades respectively, It not only has the characteristics of a rotary pencil sharpener, but also has the characteristics of a reciprocating pencil sharpener, which can meet the needs of different users, prolong the service life of the pencil, and expand the scope of use.
本发明主要体现在以下实质性特点:The present invention is mainly embodied in the following substantive features:
本发明为满足不同用户考虑,产品结构简单,既考虑低年级小学生和小朋友的使用安全性,又考虑到高年级学生和成年人的特点,可以满足不同用户的需求。In order to satisfy different users, the present invention has a simple product structure, not only considers the use safety of low-grade primary school students and children, but also considers the characteristics of high-grade students and adults, and can meet the needs of different users.
所述旋转往复式铅笔刀,主要由基座1,刀片2组成,基座1的中部设置有锥台形削笔孔3,锥台形削笔孔3 的外壁沿轴线方向设置有开口,开口上设置有刀片2,所述基座1的中间位置有排屑槽5,锥台形削笔孔3轴线方向的侧面基座1上设置有斜面凹槽4,或锥台形削笔孔3开口的反侧或侧面基座1上设置有斜面7,斜面7轴线的水平方向设置有开口,开口上设置有刀片2,斜面7或斜面凹槽4的底面与刀片2有夹角。Described rotary reciprocating pencil sharpener mainly is made up of base 1, blade 2, and the middle part of base 1 is provided with truncated cone shape pencil sharpening hole 3, and the outer wall of truncated cone shape pencil sharpening hole 3 is provided with opening along the axial direction, and the opening is provided with There is a blade 2, the middle position of the base 1 has a chip removal groove 5, and the side base 1 in the axial direction of the truncated cone-shaped pencil sharpener hole 3 is provided with a slope groove 4, or the opposite side of the truncated cone-shaped pencil sharpener hole 3 opening or An inclined plane 7 is arranged on the side base 1, and an opening is arranged in the horizontal direction of the axis of the inclined plane 7, and a blade 2 is arranged on the opening, and the bottom surface of the inclined plane 7 or the inclined plane groove 4 has an included angle with the blade 2.
所述的旋转往复式铅笔刀,其基座1,刀片2,锥台形削笔孔3构成旋转式结构和基座1,刀片2,斜面7或斜面凹槽4,排屑槽5构成往复式结构合成一体,旋转式结构和往复式结构共用一个基座1。Described rotary reciprocating pencil sharpener, its base 1, blade 2, truncated cone-shaped pencil sharpening hole 3 form a rotary structure and base 1, blade 2, inclined plane 7 or inclined plane groove 4, and chip removal groove 5 forms a reciprocating The structures are integrated, and the rotary structure and the reciprocating structure share a base 1 .
所述的旋转往复式铅笔刀,其锥台形削笔孔3的轴线方向和斜面凹槽4的轴线方向的夹角,是直角或斜角。Described rotary-reciprocating pencil sharpener, the included angle between the axis direction of the truncated cone-shaped pencil sharpener hole 3 and the axis direction of the bevel groove 4 is a right angle or an oblique angle.
所述的旋转往复式铅笔刀,其斜面凹槽4是开口的凹槽,或是封闭的几何图形孔,孔的内径大于铅笔的外径。Described rotary reciprocating pencil sharpener, its inclined plane groove 4 is the groove of opening, or the geometric pattern hole of closure, and the inner diameter of hole is greater than the outer diameter of pencil.
所述的旋转往复式铅笔刀,其斜面7水平方向设置有开口,有排屑槽5,开口上设置有刀片2,斜面7与刀片2有夹角。Said rotary reciprocating pencil sharpener has an opening in the horizontal direction on the slope 7 , a chip removal groove 5 , a blade 2 on the opening, and an angle between the slope 7 and the blade 2 .
所述的旋转往复式铅笔刀,其锥台形削笔孔3的外侧刀片2或斜面7水平方向的开口上的刀片2,固定连接在基座1上。Described rotary reciprocating pencil sharpener, the outer blade 2 of its truncated cone-shaped pencil sharpener hole 3 or the blade 2 on the opening in the horizontal direction of the inclined plane 7 is fixedly connected on the base 1 .
所述的旋转往复式铅笔刀,其斜面7水平方向设置的开口与斜面7轴线之间的夹角,是直角或斜角。Described rotary reciprocating pencil sharpener, the included angle between the opening that its bevel 7 horizontal direction is provided with and the axis of bevel 7 is a right angle or an oblique angle.
所述的旋转往复式铅笔刀,其斜面凹槽4的底面是平面或曲面。Described rotary reciprocating pencil sharpener, the bottom surface of its bevel groove 4 is plane or curved surface.
所述的旋转往复式铅笔刀,其斜面7是平面或曲面,与刀片2的形状匹配。Described rotary reciprocating pencil sharpener, its inclined surface 7 is plane or curved surface, matches with the shape of blade 2.
附图说明Description of drawings
图1是本发明结构示意图(共用刀片式)。Fig. 1 is a schematic diagram of the structure of the present invention (shared blade type).
图2是本发明结构示意图(独立刀片式)。Fig. 2 is a schematic diagram of the structure of the present invention (independent blade type).
图3是本发明排屑槽示意图。Fig. 3 is a schematic diagram of the flute of the present invention.
图中:1基座;2刀片;3锥台形削笔孔;4斜面凹槽;5排屑槽;6螺丝;7斜面。In the figure: 1 base; 2 blades; 3 truncated cone-shaped pencil sharpener hole; 4 inclined plane groove; 5 chip removal groove; 6 screws; 7 inclined plane.
具体实施方式detailed description
下面结合具体实施例对本发明作进一步详细说明,但本发明并不局限于具体实施例。The present invention will be described in further detail below in conjunction with specific examples, but the present invention is not limited to the specific examples.
实施例1Example 1
如图1所示的一种旋转往复式铅笔刀,主要由基座1,刀片2组成,基座1 的中部设置有锥台形削笔孔3,基座1的中间位置有排屑槽5,锥台形削笔孔3的外壁沿轴线方向设置有开口,开口上安装有刀片2,刀片2用螺丝6固定连接在基座1上,锥台形削笔孔3轴线方向侧面的基座1上有斜面凹槽4,斜面凹槽4的底面与刀片2的夹角为45度。基座1,刀片2,锥台形削笔孔3构成旋转式结构铅笔刀和基座1,刀片2,斜面凹槽4,排屑槽5构成往复式结构铅笔刀合成一体,这种合成一体的新结构共用刀片2,具备了两种不同结构形式的铅笔刀功能。普通铅笔使用时,可以选择其中一种削笔方式;素描笔使用时,可以使用往复式结构铅笔刀的削笔方式,得到所需要细长的笔尖形状。A kind of rotary reciprocating pencil sharpener as shown in Figure 1, mainly is made up of base 1, blade 2, and the middle part of base 1 is provided with frustum-shaped pencil sharpening hole 3, and the middle position of base 1 has chip removal groove 5, The outer wall of the truncated cone-shaped pencil sharpening hole 3 is provided with an opening along the axial direction, and a blade 2 is installed on the opening, and the blade 2 is fixedly connected on the base 1 with a screw 6. The inclined plane groove 4, the angle between the bottom surface of the inclined plane groove 4 and the blade 2 is 45 degrees. Base 1, blade 2, and truncated cone-shaped pencil sharpener hole 3 form a rotary structure pencil sharpener and base 1, blade 2, inclined surface groove 4, and chip removal groove 5 form a reciprocating structure pencil sharpener. The new structure shares the blade 2 and has the functions of pencil sharpeners with two different structural forms. When using an ordinary pencil, you can choose one of the pencil sharpening methods; when using a sketch pen, you can use the pen sharpening method of a reciprocating structure pencil sharpener to obtain the required slender pen tip shape.
实施例2Example 2
如图2所示的一种旋转往复式铅笔刀,主要由基座1,刀片2组成,基座1的中部设置有锥台形削笔孔3,锥台形削笔孔3 的外壁沿轴线方向设置有开口,开口上安装有刀片2,锥台形削笔孔3开口的反侧或侧面有斜面7,斜面7轴线的水平方向设置有开口,开口下面设置有排屑槽5,开口上设置有刀片2,刀片2用螺丝6固定连接在基座1上,斜面7与刀片2的夹角为30度。基座1,刀片2,锥台形削笔孔3构成旋转式结构铅笔刀和基座1,刀片2,斜面7,排屑槽5构成往复式结构铅笔刀合成一体,这种合成一体的新结构有各自独立的刀片2,具备了两种不同结构形式的铅笔刀功能。普通铅笔使用时,可以选择其中一种削笔方式;眉笔使用时,可以使用往复式结构铅笔刀的削笔方式,得到所需要的扁平的笔尖形状。用户可根据不同要求,选择采用哪种形式的削笔方式。A rotary reciprocating pencil sharpener as shown in Figure 2 is mainly composed of a base 1 and a blade 2. The middle part of the base 1 is provided with a truncated cone-shaped pencil sharpener hole 3, and the outer wall of the truncated cone-shaped pencil sharpener hole 3 is arranged along the axial direction. There is an opening, the blade 2 is installed on the opening, the opposite side or the side of the opening of the frustum-shaped pencil sharpener hole 3 has a slope 7, the horizontal direction of the axis of the slope 7 is provided with an opening, a chip removal groove 5 is provided below the opening, and a blade 2 is provided on the opening , the blade 2 is fixedly connected to the base 1 with the screw 6, and the angle between the inclined plane 7 and the blade 2 is 30 degrees. The base 1, the blade 2, and the truncated cone-shaped pencil sharpener hole 3 form a rotary structure pencil sharpener and the base 1, blade 2, inclined surface 7, and chip removal groove 5 form a reciprocating structure. The pencil sharpener is integrated. This new integrated structure There are independent blades 2, which have the functions of pencil sharpeners with two different structural forms. When using an ordinary pencil, you can choose one of the sharpening methods; when using an eyebrow pencil, you can use the reciprocating structure pencil sharpener to get the desired flat tip shape. Users can choose which form of pencil sharpening to use according to different requirements.
实施例3Example 3
如图1,图2所示的一种旋转往复式铅笔刀,基本结构与实施例1,实施例2相同,不同的是锥台形削笔孔3的轴线方向和斜面凹槽4的轴线方向,或斜面7水平方向的开口与斜面7轴线之间设置有夹角,可以是直角或斜角。斜面凹槽4是开口的凹槽,或是封闭的几何图形孔,孔的内径大于铅笔的外径。As shown in Fig. 1 and Fig. 2, a kind of rotary reciprocating pencil sharpener, the basic structure is the same as that of embodiment 1 and embodiment 2, and the difference is the axial direction of the cone-shaped sharpener hole 3 and the axial direction of the bevel groove 4, Or there is an included angle between the opening in the horizontal direction of the inclined plane 7 and the axis of the inclined plane 7, which can be a right angle or an oblique angle. The slope groove 4 is a groove of an opening, or a closed geometric figure hole, and the inner diameter of the hole is greater than the outer diameter of a pencil.
实施例4Example 4
如图1,图2所示的一种旋转往复式铅笔刀,基本结构与实施例1,实施例2相同,不同的是斜面凹槽4的底面是平面或曲面,或斜面7是平面或曲面。As shown in Fig. 1 and Fig. 2, the basic structure is the same as that of embodiment 1 and embodiment 2, except that the bottom surface of the slope groove 4 is a plane or a curved surface, or the slope 7 is a plane or a curved surface .
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CN2067651U (en) * | 1990-06-01 | 1990-12-19 | 钟世杰 | Pencil sharpener |
CN2084015U (en) * | 1990-06-20 | 1991-09-04 | 陈廷峦 | Double purpose pencil sharpener |
CN2074250U (en) * | 1990-09-26 | 1991-04-03 | 周志成 | Double-edge blade of pencil sharpener |
CN2080475U (en) * | 1990-09-29 | 1991-07-10 | 张凯 | Multifunction pencil sharpener |
CN2154184Y (en) * | 1993-01-13 | 1994-01-26 | 林望山 | Pencil sharpener |
CN2186171Y (en) * | 1994-04-23 | 1994-12-28 | 王卫平 | Multipurpose pencil sharpener |
US20050091857A1 (en) * | 2003-11-05 | 2005-05-05 | Penshar L.L.C. | Carpenter's pencil sharpener |
CN201712375U (en) * | 2010-07-06 | 2011-01-19 | 王劭政 | Pencil cutting knife with double purposes |
CN204136661U (en) * | 2014-09-11 | 2015-02-04 | 李建民 | A kind of rotary reciprocating pencil sharpener |
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