CN106808869B - A kind of one hand pencil sharpener - Google Patents
A kind of one hand pencil sharpener Download PDFInfo
- Publication number
- CN106808869B CN106808869B CN201710186367.0A CN201710186367A CN106808869B CN 106808869 B CN106808869 B CN 106808869B CN 201710186367 A CN201710186367 A CN 201710186367A CN 106808869 B CN106808869 B CN 106808869B
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- CN
- China
- Prior art keywords
- pencil
- shell
- hand
- driving portion
- pencil sharpener
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L23/00—Sharpeners for pencils or leads
- B43L23/06—Sharpeners for pencils or leads in which the pencils or leads are sharpened by only axial movement against cutting blades
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- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a kind of singlehanded pencil sharpeners, wherein including：Shell, cutting portion, driving portion, spring and multiple blades, the cutting portion can be rotatably set in the shell；The driving portion is movably disposed in the shell, and the nut portions of the driving portion are set on the lead screw of the cutting portion；The spring is arranged between the driving portion and the bottom of the shell；The blade is mounted on by knife rest on the cutting portion；Wherein, pencil is clamped with the clamping part of the driving portion, clamping part described in hand-drive is used in combination to move, mobile clamping part drives lead screw to rotate by nut portions so that multiple blade rotations sharpen a pencil.The present invention is achieved that by one-handed performance and is sharpened a pencil, easy to operate, time saving and energy saving.
Description
Technical field
The present invention relates to a kind of pencil sharpeners, and in particular to a kind of one hand pencil sharpener.
Background technology
Pencil sharpener is a kind of common stationery, is used for sharpening pencil, and traditional pencil sharpener needs both hands to operate or make
It needs to be adjusted pencil sharpener in, although the use of this pencil sharpener is very convenient, both hands is needed to operate, for
Certain opportunitys that use for having specific demand, such as the child or individuals with disabilities of finger underaction, there is also certain deficiencies.
Invention content
It sharpens a pencil in view of this, the present invention provides a kind of achieved that by one-handed performance, it is time saving and energy saving, easy to operate
Singlehanded pencil sharpener.
To achieve the above object, the present invention provides the following technical solutions：
A kind of one hand pencil sharpener, wherein including：
Shell；
Cutting portion, the cutting portion can be rotatably set in the shell；
Driving portion, the driving portion are movably disposed in the shell, and the nut portions of the driving portion are set in institute
It states on the lead screw of cutting portion；
Spring, the spring are arranged between the driving portion and the bottom of the shell；
Multiple blades, the blade are mounted on by knife rest on the cutting portion；
Wherein, pencil is clamped with the clamping part of the driving portion, clamping part described in hand-drive is used in combination to move down, mobile clamping
Portion drives lead screw rotation by nut portions so that multiple blade rotations sharpen a pencil.
Further, when the clamping part described in hand-drive moves down, the spring is compressed, after sharpening a pencil, the bullet
Spring resets, while the driving portion being driven to reset.
Further, the driving portion is equipped with guide groove, and the guide ledges of the guide groove and the shell are mutually fitted
Match.
Further, the upper end of the spring is kept out on the upper shoulder face of the driving portion, and lower end is kept out described outer
On the bottom surface of the bottom of shell.
Further, the cutting portion is arranged by bearing on the bottom of the shell.
Further, there is the hole passed through for pencil on the driving portion.
Further, it is to be passed through for pencil that the clamping part, which has the clamp port for clamping pencil, the clamp port,
Hole a part.
Further, the installation position of the knife rest is in the through-hole of the cutting portion.
Further, further include back box, the back box is removably mounted on the lower part of the cutting portion.
Further, the mounting portion is equipped with inclined notch.
It can be seen from the above technical scheme that it is an advantage of the invention that：
1, the setting of multiple blades allows the speed to sharpen a pencil to be remarkably enhanced, to substantially increase pencil sharpener
Working efficiency.
2, realization can be facilitated to sharpen a pencil action by one hand, and time saving and energy saving, it is smaller and ineffective solves finger strength
The use of child living needs, and also increases new design for pencil sharpener product in the market.
Other than objects, features and advantages described above, the present invention also has other objects, features and advantages.
Below with reference to figure, the present invention is described in further detail.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.In the accompanying drawings：
Fig. 1 is the sectional view of the present invention.
Fig. 2 is the sectional view of the shell of the present invention.
Fig. 3 is the sectional view of the driving portion of the present invention.
Fig. 4 is the sectional view of the cutting portion of the present invention.
Fig. 5 is the back box sectional view of the present invention.
Fig. 6 is the front view of the knife rest of the present invention.
Fig. 7 is the vertical view of the knife rest of the present invention.
In figure label for：
Shell -10, head cover -11, middle shell -12, guide ledges -121, pedestal -13, upper flange -131, under it is convex
Edge -132, bearing installation cavity -133, driving portion -20, nut portions -21, upper shoulder face -22, guide groove -23, clamping part -
24, claw -241, clamp port -242, narrow slot -243, sipes -244, cutting portion -30, knife rest installed surface -31, lead screw -
32, preceding axle portion -33, through-hole -34, spring -40, back box -50, bearing -60, knife rest -70, carriage saddle -71, installation
Portion -72, notch -721, blade installation inclined-plane -7211, pencil -80, blade -90.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to figs. 1 to Fig. 7, a kind of singlehanded pencil sharpener as shown in Figure 1, including：Shell 10, cutting portion 30, driving portion 20,
Spring 40, multiple blades 90, the cutting portion 30 can be rotatably set in the shell 10；The driving portion 20 is movably
It is arranged in the shell 10, the nut portions 21 of the driving portion 20 are set on the lead screw 32 of the cutting portion 30；The bullet
Spring 40 is arranged between the driving portion 20 and the bottom of the shell 10, and the spring 4 is looped around the nut portions 21
On periphery；The blade 90 is mounted on by knife rest 70 on the cutting portion 30；Wherein, with the clamping part 24 of the driving portion 20
Pencil 80 is clamped, clamping part 24 described in hand-drive is used in combination to be moved to the cutting portion 30, mobile clamping part 24 passes through nut portions
21 drive lead screws 32 to rotate so that the lead screw 32 drives the rotation of multiple blades 90 to sharpen a pencil 80, and the setting of multiple blades 90 allows
The speed to sharpen a pencil is remarkably enhanced, to substantially increase the working efficiency of pencil sharpener.
Preferably, the number of the blade 90 is 3~4.
As shown in Figure 1, Figure 2 and Figure 3, the upper end of the spring 40 is kept out on the upper shoulder face 22 of the driving portion 20, under
End is kept out on the bottom surface of the bottom of the shell 10, in use, pencil 80 is inserted into the clamping part 24 so that described
The end of pencil 80 extends between the blade 90, described when the clamping part 24 described in hand-drive holds pencil 80 and moves down
Spring 40 is compressed, and the nut portions 21 drive the lead screw 32, is driven the cutting portion 30 to be rotated with movable knife rack 70, is mounted on
The conical surface rotation of blade 90 on the knife rest 70 around pencil head sharpen a pencil 80, sharpens a pencil after 80,
The spring 40 resets, while the driving portion 20 being driven to reset, and the pencil that taking-up has been cut is after 80s, and the clamping part 24 is at itself
It is resetted under the action of elastic force, facilitates and realize one-handed performance and time saving and energy saving, solve that finger strength is smaller and inflexible child
Use need, also increase new design for pencil sharpener product in the market.
The driving portion 20 is equipped with guide groove 23, and the guide groove 23 and 121 phase of guide ledges of the shell 10 are suitable
Match, when the driving portion 20 moves in the middle shell 12 of the shell 10, the guide ledges 121 play guiding role, make
It obtains driving portion 20 and smoothly realizes linear movement.
Bearing 60 is provided between the cutting portion 30 and the upper flange 131 of the pedestal 13, the cutting portion 30 passes through
Bearing 60 is arranged on the bottom of the shell 10, specifically, the preceding axle portion 33 of the cutting portion 30 is arranged by bearing 60
On the upper flange 131 of the pedestal 13.
There is the hole passed through for pencil 80 on the driving portion 20.
As shown in figure 3, there is the clamping part 24 clamp port 242 for clamping pencil 80, the clamp port 242 to be located at
In the claw 241 of the clamping part 24, the clamp port 242 is the part in the hole passed through for pencil 80, the clamping part 24
On also there is the narrow slot 243 being axially arranged and sipes 244 along the clamping part 24, and the narrow slot 243 and the sipes 244
It being connected with each other, the narrow slot 243 extends on the clamp port 242, when the pencil 80 passes through the clamp port 242, institute
It states narrow slot 243 and the sipes 244 opens successively so that the clamping part 24 was stablized clamps the pencil 80.
Claw 241 is generally set to three, and narrow slot 243 and sipes 244 are also three, and the shape of clamp port 242 can foundation
The shape of pencil 80 is arranged.
As shown in figures 1 to 6, the mounting portion 72 of the knife rest 70 is located in the through-hole 34 of the cutting portion 30, specifically,
The number of the knife rest 70 and the number of the blade 90 are adapted, and multiple knife rests 70 are along the circumferential uniform of the through-hole 34
The carriage saddle 71 of distribution, 70 upper end of the knife rest is mounted in the knife rest installed surface 31 of 30 upper end of the cutting portion, the knife rest
70 mounting portion 72 extends in the through-hole 34, and the mounting portion 72 is equipped with inclined notch 721.
As shown in Figure 6 and Figure 7, the carriage saddle 71 is connected to the upper end of the mounting portion 72, has on the mounting portion 72
There is blade that inclined-plane 7211 is installed, specifically, blade installation inclined-plane 7211 is located at the side of the notch 721, the blade
90 are mounted on blade installation inclined-plane 7211, in this way convenient for the blade sharpening pencil 80 of blade 90, and the blade 90
Blade is extended outward from the notch 721, conveniently sharpens a pencil 80.
As shown in Figure 1 and Figure 5, the singlehanded pencil sharpener further includes back box 50, and the back box 50 is removably mounted on institute
The lower part of cutting portion 30 is stated, the back box 50 can be threadedly attached in the endoporus of the preceding axle portion 33, the back box 50
It can be connected by a snap in the endoporus of the preceding axle portion 33, the back box 50 is used to collect the wood fragments bits generated the when of sharpening a pencil,
Cut that pencil is after 80s, it is easy to disassemble and clear up the bits of the wood fragments in the back box 50.
As shown in figure 4, the preceding axle portion 33 is connected to one end of the lead screw 32, the knife rest installed surface 31 is located at described
The other end of lead screw 32.
The pedestal 13 is connected to the lower end of the middle shell 12, and the head cover 11 is connected to the upper end of the middle shell 12, institute
Stating has the upper flange 131 being connected with each other and lower flange 132 on pedestal 13, the bearing 60 is mounted in the upper flange 131
Bearing installation cavity 133 on, the lower flange 132 is for protecting the back box 50, in use, the lower end of the lower flange 132
Face is kept out on the table, presses down on the clamping part 24 by one hand, so that it may which completion sharpens a pencil.
It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification made by all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of one hand pencil sharpener, which is characterized in that including：
Shell (10)；
Cutting portion (30), the cutting portion (30) can be rotatably set in the shell (10)；
Driving portion (20), the driving portion (20) are movably disposed in the shell (10), the spiral shell of the driving portion (20)
Female portion (21) is set on the lead screw (32) of the cutting portion (30)；
Spring (40), the spring (40) are arranged between the driving portion (20) and the bottom of the shell (10)；
Multiple blades (90), the blade (90) are mounted on by knife rest (70) on the cutting portion (30)；
Wherein, pencil (80) is clamped with the clamping part (24) of the driving portion (20), be used in combination under clamping part described in hand-drive (24)
It moves, mobile clamping part (24) drives lead screw (32) to rotate by nut portions (21) so that multiple blade (90) rotations sharpen a pencil
(80)。
2. one hand pencil sharpener according to claim 1, which is characterized in that when the clamping part described in hand-drive (24) moves down,
The spring (40) is compressed, and sharpens a pencil after (80), and the spring (40) resets, while driving the driving portion (20) multiple
Position.
3. one hand pencil sharpener according to claim 2, which is characterized in that the driving portion (20) is equipped with guide groove
(23), the guide groove (23) is adapted with the guide ledges (121) of the shell (10).
4. one hand pencil sharpener according to claim 3, which is characterized in that keep out in the drive upper end of the spring (40)
On the upper shoulder face (22) of dynamic portion (20), lower end is kept out on the bottom surface of the bottom of the shell (10).
5. one hand pencil sharpener according to claim 4, which is characterized in that the cutting portion (30) is arranged by bearing (60)
On the bottom of the shell (10).
6. one hand pencil sharpener according to claim 5, which is characterized in that have for pencil (80) on the driving portion (20)
The hole passed through.
7. one hand pencil sharpener according to claim 6, which is characterized in that the clamping part (24) has for clamping pencil
(80) clamp port (242), the clamp port (242) are the part in the hole passed through for pencil (80).
8. one hand pencil sharpener according to claim 7, which is characterized in that the mounting portion (72) of the knife rest (70) is located at institute
In the through-hole (34) for stating cutting portion (30).
9. one hand pencil sharpener according to claim 8, which is characterized in that further include back box (50), the back box (50) can
Releasably it is mounted on the lower part of the cutting portion (30).
10. one hand pencil sharpener according to claim 9, which is characterized in that the mounting portion (72) is equipped with inclined lack
Mouth (721).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710186367.0A CN106808869B (en) | 2017-03-27 | 2017-03-27 | A kind of one hand pencil sharpener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710186367.0A CN106808869B (en) | 2017-03-27 | 2017-03-27 | A kind of one hand pencil sharpener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106808869A CN106808869A (en) | 2017-06-09 |
| CN106808869B true CN106808869B (en) | 2018-08-21 |
Family
ID=59116072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710186367.0A Active CN106808869B (en) | 2017-03-27 | 2017-03-27 | A kind of one hand pencil sharpener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106808869B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108357263A (en) * | 2018-02-10 | 2018-08-03 | 魏磊 | A kind of push type pencil sharpener |
| CN108561010A (en) * | 2018-03-11 | 2018-09-21 | 魏敏 | A kind of novel key |
| CN108357264A (en) * | 2018-03-15 | 2018-08-03 | 许佳雯 | A kind of pencil sharpener |
| CN109334316B (en) * | 2018-10-17 | 2020-10-27 | 陈林沫 | Pressing telescopic pencil sharpener and working method thereof |
| CN109515044A (en) * | 2018-12-27 | 2019-03-26 | 晏劭廷 | A kind of Portable pencil cutting tool and its cutting process |
| CN109733099B (en) * | 2019-03-13 | 2020-11-27 | 苏州健雄职业技术学院 | Flat pencil sharpening device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR929442A (en) * | 1946-06-19 | 1947-12-26 | Chalk cutting device used by tailors | |
| CN2080474U (en) * | 1990-01-12 | 1991-07-10 | 高向仁 | Hand pencil sharpener |
| CN2217524Y (en) * | 1994-11-18 | 1996-01-17 | 周理查 | Desk type self-rotating pencil sharpener |
| CN2356872Y (en) * | 1998-10-20 | 2000-01-05 | 刘大为 | Pencil sharpener without breaking lead |
| CN105856929B (en) * | 2016-04-20 | 2017-06-23 | 淄博职业学院 | The adjustable English exam card-smearing writing appliance penknife of cutting degree and its application method |
| CN106985580B (en) * | 2016-04-20 | 2019-03-12 | 丁蒙双 | English exam card-smearing writing appliance penknife |
-
2017
- 2017-03-27 CN CN201710186367.0A patent/CN106808869B/en active Active
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| Publication number | Publication date |
|---|---|
| CN106808869A (en) | 2017-06-09 |
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