CN103935166A - Pencil sharpener capable of sharpening pencil tip to be flat - Google Patents
Pencil sharpener capable of sharpening pencil tip to be flat Download PDFInfo
- Publication number
- CN103935166A CN103935166A CN201410177980.2A CN201410177980A CN103935166A CN 103935166 A CN103935166 A CN 103935166A CN 201410177980 A CN201410177980 A CN 201410177980A CN 103935166 A CN103935166 A CN 103935166A
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- grinding
- grinding machine
- machine head
- hole
- pencil
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Abstract
The invention relates to a pencil sharpener capable of effectively sharpening a pencil tip to be flat. The pencil sharpener comprises an openable and closable grinding hole and a tightening device, wherein the openable and closable grinding hole is a pencil tip grinding hole or grinding seam capable of being opened and closed along with degree of thickness of the pencil tip, and the tightening device is an elastic part applied on the grinding hole to enable the grinding hole to generate tightening force. The pencil tip sharpened by a pencil body sharpening knife is put into the openable and closable grinding hole which can be formed by two opposite grinding heads arranged in transverse sliding grooves, and V-shaped openings are formed in the front portions of the inner sides of the grinding heads. The tightening device can comprise one or more grinding head pressing springs arranged in the sliding grooves and acting on the grinding heads, and pressure of the grinding head pressing springs can be regulated through a regulation screw. The pencil sharpener has the advantages that the pencil tip can be sharpened to be flat effectively and quickly due to gradual force decrease during pencil tip sharpening.
Description
Technical field
The present invention relates to a kind of device of sharpening pencil, specifically a kind ofly can fast and effectively pencil stub be cut into the pencil sharpener of flat.
Background technology
Now, the form of filling in machine-read card card is used among various examinations more and more, and uses flat nib pencil to be not only applicable to fill in machine-read card card, also can be used for mapping drawing etc. simultaneously.But most of pencil sharpener of nowadays selling on the market all cannot directly cut into flat Like by tip of a pencil.For this reason, occurred some designs, as Chinese patent, publication number is " CN 202138122 ", this design drives master gear by Propelling pencil with sharpener in cap, and then drive driven gear rotation, make blade cycles ground rotary cutting nib, but this design, only adapt to hexagon pencil, and the process that does not have gradual change to cut down when cutting nib, be easy to scrape disconnected pen core, and complex structure.Publication number is the Chinese patent of " CN 101973177 ", its method is, after cutting out pen core by a common volume method, nib is directly headed into the Flat tip edge of a knife, it is a kind of extraordinary design concept, but this mode does not have progressive cutting nib process equally, the easy disconnected nib in top, is difficult to reach and cuts flat pen core object.
Summary of the invention
In order to address the above problem, to the invention provides and a kind ofly can effectively tip of a pencil be whittled into the pencil sharpener of flat.
The technical solution used in the present invention is: a kind of machinable becomes flat pencil sharpener, comprise shell, cavity volume, a body bite, folding grinding hole, close tight device, described folding grinding hole is one can be with grinding reservoir hole or the seam of pencil-lead thickness folding, described to close tight device be to be applied on grinding hole, makes it to produce the elastic component that closes tight power.Described body bite is for only cutting the bite that a body partly exposes nib, described pencil sharpener shell is a box type, have a cavity volume inside to pack a body bite into, a body bite can slide and reset under the effect of spring in front and back in this cavity volume, and the pen core of cutting out is to entering folding grinding hole.
Above-mentioned folding grinding hole, close tight device and comprise horizontal concrete chute, grinding machine head, grinding machine head stage clip, described horizontal concrete chute is positioned at shell front portion, grinding hole comprises two relative grinding machine heads, grinding machine head packs horizontal concrete chute into, the V-shaped opening of grinding machine head interior front, this opening is corresponding with the pen core outlet of a body bite.Close tight device and comprise at least one grinding machine head stage clip, it is placed in chute, and acts on grinding machine head.In horizontal concrete chute end, can increase screw, be equipped with adjusting screw(rod), grinding machine head stage clip pressure can regulate by adjusting screw(rod).
Above-mentioned grinding machine head and stage clip also can be equipped with self adaptation part, and self adaptation part is that both ends are connected, the parts that can slide in horizontal concrete chute.Two relative grinding machine heads are placed in self adaptation part, and the pen core of cutting out, to entering grinding mouth, has at least a grinding machine head stage clip to be placed in self adaptation part, and acts on grinding machine head.
A screw also can be opened in one end of above-mentioned self adaptation part, and this screw is equipped with adjusting screw(rod) and presses described stage clip for pushing up, and regulates the pressure to grinding machine head.Adjusting screw(rod) can pass through catch top pressure spring.
One end of not opening screw of above-mentioned self adaptation part can arrange a through hole, and above-mentioned catch one side can fixedly mount a pipe, and above-mentioned grinding machine head inner side can fixedly mount guide post, and guide post coordinates with through hole or the catch pipe of self adaptation part, for the orientation of sliding.
The course of work of the present invention is: first with a body bite volume, cut out pen core, and then promote and discharge pencil to make a body bite make front-rear reciprocation movement in its shell cavity volume, pen core inserts grinding hole simultaneously, due to folding grinding hole and the effect of closing tight device, the opening degree in grinding hole can change with nib grinding situation, thereby can realize gradual change, cuts down process.Adjustablely close tight device and also can regulate the grinding force in grinding hole, make it to obtain best ground effect.
Above-mentioned self adaptation part working method be: because self adaptation part can slide in shell front cross chute, thereby make pen core be easy to insert grinding hole through " V " shape opening, and make grinding hole align all the time pen core, and the grinding force that pen core both sides are subject to is equated, guaranteed the ablation that nib both sides obtain being equal to.
Beneficial effect of the present invention has gradual change to cut down process when cutting nib, can fast and effeciently pencil cutting be become to flat.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described
Fig. 1 is that the embodiment of the present invention is overlooked.
Fig. 2 is that Fig. 1 is along A-A direction cutaway view.
Fig. 3 is that Fig. 1 is along B-B direction cutaway view.
Fig. 4 is embodiment of the present invention axonometric drawing.
In figure, 1. shell, 1a. cavity volume, 1b. horizontal concrete chute, 2. a body bite, 3. a body bite stage clip, 4. grinding machine head, 4a. guide post 5. grinding machine head stage clips, 6. self adaptation part, 6a. through hole 6b. end one, 6c. end two, 6d. connecting plate, 7. adjusting screw(rod), 8. catch, 8a. catch pipe.
The specific embodiment
The technical solution used in the present invention is: a kind of machinable becomes flat pencil sharpener, described body bite 2 is for only cutting the bite that a body partly exposes nib, described pencil sharpener shell 1 is a box type, there is a cavity volume 1a inside to pack a body bite 2 into, body bite 2 slides and resets under the effect of spring 3 before and after can be in this cavity volume, there is a horizontal concrete chute 1b shell front portion, in chute, place described self adaptation part 6, self adaptation part 6 connects for end one 6b, end two 6c are connected plate 6d, the parts that can slide in horizontal concrete chute 1b.Two relatively described grinding machine heads 4 are housed in self adaptation part 6, the V-shaped opening of grinding machine head 4 interior front, this opening is corresponding with the pen core outlet of a body bite 2, has two stage clips 5 to be placed in self adaptation part 6, and one end of two stage clips 5 is respectively with the outer side contacts of grinding machine head 4.There is a screw one end of self adaptation part 6, and this screw is equipped with described adjusting screw(rod) 7 for pushing up the other end of pressing described stage clip 5, regulates the pressure to grinding machine head 4.
The other end of self adaptation part 6 arranges a through hole 6a.
Above-mentioned adjusting screw(rod) 7 is pushed up and is pressed stage clip 5 by above-mentioned catch 8, and catch 8 one sides fixedly mount a catch pipe 8a.
Above-mentioned grinding machine head 4 inner sides fixedly mount above-mentioned guide post 4a, and guide post 4a coordinates with through hole 6a or the catch pipe 8a of above-mentioned self adaptation part 6, for the orientation of sliding.
The course of work of the present embodiment is: first with body bite 2 volume, cut out pen core, and then promotion pencil makes a body bite 2 make front-rear reciprocation movement in its shell cavity volume 1a, pen core inserts in grinding machine head 4 under the guide effect of fast " V " shape opening of cutting simultaneously, owing to there being the effect of grinding machine head stage clip 5, opening degree between two grinding machine heads 4 can change with nib grinding situation, thereby can realize gradual change, cuts down process.Pressure between two grinding machine heads 4 also can regulate by adjusting screw(rod) 7.Because self adaptation part 6 can slide in shell 1 front cross chute 1b, thereby make two grindings between grinding machine head 4 stitch centering all the time, and the grinding force that nib both sides are subject to is equated, guaranteed the ablation that nib both sides obtain being equal to.
Claims (7)
1. a flat tip pencil sharpener, comprise shell (1), cavity volume (1a), body bite (2), folding grinding hole, close tight device, described body bite (2) is for only cutting the bite that a body partly exposes nib, described pencil sharpener shell (1) is a box type, there is a cavity volume (1a) inside to pack a body bite (2) into, body bite (2) slides and resets under an effect of body bite stage clip (3) before and after can be in this cavity volume (1a), the pen core of cutting out is to entering folding grinding hole, it is characterized in that: folding grinding hole is one can be with grinding reservoir hole or the seam of pencil-lead thickness folding, it is described that to close tight device be to be applied on grinding hole, make it to produce the elastic component that closes tight power.
2. a kind of flat tip pencil sharpener according to claim 1, it is characterized in that: described folding grinding hole, close tight device and comprise horizontal concrete chute (1b), grinding machine head (4), grinding machine head stage clip (5), described horizontal concrete chute (1b) is positioned at shell (1) front portion, grinding hole comprises two relative grinding machine heads (4), grinding machine head (4) packs horizontal concrete chute (1b) into, the V-shaped opening of grinding machine head (4) interior front, this opening is corresponding with the pen core outlet of a body bite (2), close tight device and comprise at least one grinding machine head stage clip (5), it is placed in chute (1b), and act on grinding machine head (4).
3. a kind of flat tip pencil sharpener according to claim 1 and 2, is characterized in that: in horizontal concrete chute (1b) end, have a screw, be equipped with adjusting screw(rod) (7), grinding machine head stage clip pressure can regulate by adjusting screw(rod) (7).
4. according to a kind of flat tip pencil sharpener described in claim 1 or 2 or 3, it is characterized in that: described adjusting screw(rod) (7) can pass through catch (8) top and press grinding machine head stage clip (5).
5. a kind of flat tip pencil sharpener according to claim 1 and 2, it is characterized in that: described grinding machine head (4) and grinding machine head stage clip (5) are equipped with self adaptation part (6), self adaptation part (6) is for both ends are connected, the parts that can slide in horizontal concrete chute (1b); Two relative grinding machine heads (4) are placed in self adaptation part (6), and the pen core of cutting out, to entering grinding mouth, has at least a grinding machine head stage clip (5) to be placed in self adaptation part (6), and acts on grinding machine head (4).
6. according to a kind of flat tip pencil sharpener described in claim 1 or 2 or 5, it is characterized in that: a screw also can be opened in one end of described self adaptation part (6), this screw is equipped with adjusting screw(rod) (7) and presses described grinding machine head stage clip (5) for pushing up, and regulates the pressure to grinding machine head (4); Adjusting screw(rod) (7) can pass through catch (8) top and press grinding machine head stage clip (5).
7. according to a kind of flat tip pencil sharpener described in claim 1 or 4 or 5 or 6, it is characterized in that: one end of not opening screw of described self adaptation part (6) can arrange a through hole (6a), described catch (8) one side can fixedly mount a pipe (8a), described grinding machine head (4) inner side can fixedly mount guide post (4a), guide post (4a) coordinates with through hole (6a) or the catch pipe (8a) of self adaptation part (6), for the orientation of sliding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410177980.2A CN103935166B (en) | 2014-04-30 | 2014-04-30 | Flat tip pencil sharpener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410177980.2A CN103935166B (en) | 2014-04-30 | 2014-04-30 | Flat tip pencil sharpener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103935166A true CN103935166A (en) | 2014-07-23 |
| CN103935166B CN103935166B (en) | 2015-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410177980.2A Expired - Fee Related CN103935166B (en) | 2014-04-30 | 2014-04-30 | Flat tip pencil sharpener |
Country Status (1)
| Country | Link |
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| CN (1) | CN103935166B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104354509A (en) * | 2014-11-13 | 2015-02-18 | 常熟市磊燕办公用品有限公司 | Multifunctional sharpener |
| CN109733099A (en) * | 2019-03-13 | 2019-05-10 | 苏州健雄职业技术学院 | A kind of flat pencil sharpening device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1191182A (en) * | 1998-01-07 | 1998-08-26 | 王殿钧 | Pencil lead sharpener with soft seal piece and seal cap |
| CN2756465Y (en) * | 2004-12-23 | 2006-02-08 | 张界奇 | Pencil sharpener special for test smearing card |
| CN201214351Y (en) * | 2008-05-23 | 2009-04-01 | 马洁 | Electric lead-milling sharpener |
| CN201646182U (en) * | 2010-01-29 | 2010-11-24 | 贤申华 | Pencil sharpener capable of sharpening flat-headed pencil lead |
| CN201736687U (en) * | 2010-03-30 | 2011-02-09 | 山东理工大学 | Pencil sharpener for sharpening pencil into flat head in longitudinal feeding and grinding manner |
| CN101973177A (en) * | 2010-07-02 | 2011-02-16 | 徐国元 | Pencil sharpener for flat pencil point |
| CN202130202U (en) * | 2010-10-25 | 2012-02-01 | 徐国元 | Multifunctional pencil sharpener |
| CN202138122U (en) * | 2011-07-19 | 2012-02-08 | 肖云飞 | Pencil sharpener for card filling pencil |
| CN202623739U (en) * | 2012-04-25 | 2012-12-26 | 张铎 | 2B pencil penknife |
| CN203864293U (en) * | 2014-04-30 | 2014-10-08 | 成都理工大学 | Flat penpoint pencil sharpener |
-
2014
- 2014-04-30 CN CN201410177980.2A patent/CN103935166B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1191182A (en) * | 1998-01-07 | 1998-08-26 | 王殿钧 | Pencil lead sharpener with soft seal piece and seal cap |
| CN2756465Y (en) * | 2004-12-23 | 2006-02-08 | 张界奇 | Pencil sharpener special for test smearing card |
| CN201214351Y (en) * | 2008-05-23 | 2009-04-01 | 马洁 | Electric lead-milling sharpener |
| CN201646182U (en) * | 2010-01-29 | 2010-11-24 | 贤申华 | Pencil sharpener capable of sharpening flat-headed pencil lead |
| CN201736687U (en) * | 2010-03-30 | 2011-02-09 | 山东理工大学 | Pencil sharpener for sharpening pencil into flat head in longitudinal feeding and grinding manner |
| CN101973177A (en) * | 2010-07-02 | 2011-02-16 | 徐国元 | Pencil sharpener for flat pencil point |
| CN202130202U (en) * | 2010-10-25 | 2012-02-01 | 徐国元 | Multifunctional pencil sharpener |
| CN202138122U (en) * | 2011-07-19 | 2012-02-08 | 肖云飞 | Pencil sharpener for card filling pencil |
| CN202623739U (en) * | 2012-04-25 | 2012-12-26 | 张铎 | 2B pencil penknife |
| CN203864293U (en) * | 2014-04-30 | 2014-10-08 | 成都理工大学 | Flat penpoint pencil sharpener |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104354509A (en) * | 2014-11-13 | 2015-02-18 | 常熟市磊燕办公用品有限公司 | Multifunctional sharpener |
| CN109733099A (en) * | 2019-03-13 | 2019-05-10 | 苏州健雄职业技术学院 | A kind of flat pencil sharpening device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103935166B (en) | 2015-11-11 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| 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: 20151111 Termination date: 20180430 |