CN108859532A - Pencil can automatic entrance-exit mechanism and can automatic entrance-exit penknife - Google Patents
Pencil can automatic entrance-exit mechanism and can automatic entrance-exit penknife Download PDFInfo
- Publication number
- CN108859532A CN108859532A CN201811021396.2A CN201811021396A CN108859532A CN 108859532 A CN108859532 A CN 108859532A CN 201811021396 A CN201811021396 A CN 201811021396A CN 108859532 A CN108859532 A CN 108859532A
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- Prior art keywords
- wheel
- pen
- pencil
- automatic entrance
- driven
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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
- B43L23/02—Sharpeners for pencils or leads with gearing
- B43L23/04—Sharpeners for pencils or leads with gearing with cranked handles
-
- 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
- B43L23/08—Sharpeners for pencils or leads in which the pencils or leads are sharpened mainly by rotational movement against cutting blades
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- Control Of Cutting Processes (AREA)
Abstract
It can automatic entrance-exit mechanism and can automatic entrance-exit penknife the invention discloses pencil, pencil can automatic entrance-exit mechanism include being parallel to each other and the forward drive wheel that is spaced a distance and being driven reverse wheel, pen feeding wheel component, which is located at, to be driven forward wheel and the clearance space being driven reverse between wheel and can move in the clearance space, is driven forward wheel and is driven reverse wheel and realizes linkage by engaging with duplicate gear；Under first state, pen feeding wheel component is separated and is acted for realizing into pen with the inside face contact for being driven forward wheel but with wheel is driven reverse, and under the second state, pen feeding wheel component and the inside face contact for being driven reverse wheel but is acted with being driven forward wheel and separating for realizing moving back pen；It can automatic entrance-exit penknife rotation crank in the clockwise direction simultaneously, so that it may meet the function of successively moving back pen into pen and automatically automatically, the operation cut during pen can be simplified.
Description
Technical field
The present invention relates to a kind of penknife more particularly to pencils can automatic entrance-exit mechanism and can automatic entrance-exit penknife.
Background technique
Penknife is student's style apparatus used in everyday, and penknife includes shell, penknife structure, rocking handle etc. earlier.
During penknife cuts pen, pencil is firmly inserted into the pen plughole of knife rest by user, and the pencil in knife rest is by knife rest
Interior hobboing cutter is cut, and in the process, user, which needs to apply a forward thrust to pencil always, just makes pencil
Front end can constantly be cut to the state of needs.After the completion of sharpening a pencil, pencil is pulled out out of knife rest to opposite pulling force.
China Patent No. be 201420749399.9 a kind of automatic pencil sharpener into pen device, disclose striking gear packet
Turning wheel, gear and idler wheel are included, turning wheel is engaged with gear, and the aid portion of pencil is formed in the middle part of two idler wheels.Turning wheel and knife
Frame is fixedly connected, and turning wheel follows rocking handle to rotate and idler wheel is driven to rotate, the rotation of idler wheel will drive pencil to knife rest direction into
Pen, to achieve the purpose that, in sharpening pencil automatically into pen, therefore in sharpening pencil, there is no need to users to provide thrust.
But current realized into pen into pen device with to shake rocking handle clockwise acts, and after the completion of sharpening pencil, the inverse time
Needle shakes rocking handle realization and moves back pen movement.
In view of this, it is necessary to provide a kind of novel automatic mechanisms for moving back pen into pen and automatically by those skilled in the art.
Summary of the invention
The technical problem to be solved by the present invention is to provide it is a kind of with shake in the same direction rocking handle can meet simultaneously automatically into
Pen and move back automatically pen pencil can automatic entrance-exit mechanism, the operation cut during pen can be simplified；Specifically, it shakes clockwise
Rocking handle is completed into pen and cutwork process, continues to shake that rocking handle is achievable to move back a process in a clockwise direction.Further mention
For it is a kind of with above-mentioned driving and reversing mechanism can automatic entrance-exit penknife.
The present invention solves technical solution used by above-mentioned technical problem：Pencil can automatic entrance-exit mechanism, feature exists
In including the forward drive wheel and reverse drive wheel for being parallel to each other and being spaced a distance, pen feeding wheel component, which is located at, is driven forward wheel
And be driven reverse the clearance space between taking turns and can be moved in the clearance space, it is driven forward wheel and is driven reverse wheel and lead to
It crosses and engages realization linkage with duplicate gear；Under first state, pen feeding wheel component be driven forward wheel inside face contact but with it is anti-
Turn driving wheel separation acted for realizing into pen, under the second state, pen feeding wheel component and be driven reverse wheel inside face contact but
It is separated with forward drive wheel for realizing pen movement is moved back.
The further preferred embodiment of the present invention is：The forward drive wheel and knife rest is detachably connected fixation.
The further preferred embodiment of the present invention is：The knife rest is fixed on fixed frame, and pen feeding wheel component is fixed on can
On the adjustable shelf of back-and-forth motion, under first state, adjustable shelf is locked on the fixing frame, described under the second state
After adjustable shelf and fixed frame unlock, the adjustable shelf retreats and the fixed frame point under action of reset spring
From.
The further preferred embodiment of the present invention is：The adjustable shelf is connect with the fixed frame by buckle structure solid
It is fixed.
The further preferred embodiment of the present invention is：The knife rest is equipped with the solution closing piece that can be moved forward and backward, and is cutting
Solution closing piece is followed in journey moves forward under the thrust of pencil point, and the pencil point after the completion of cutting passes through solution closing piece releasing activity
The mutually locking of frame and fixed frame.
The further preferred embodiment of the present invention is：The adjustable shelf is equipped with the flexible connecting rod with block button hole,
Fixed frame is equipped with the lug boss for being caught in block button hole.
The further preferred embodiment of the present invention is：The side of lug boss on fixed frame is equipped with one and rotatably pushes away
Block；After the completion of pencil cutting, solution closing piece pushes the pushing block to rotate certain amplitude, and the acting surface of pushing block acts on connecting rod
Medial surface make the block button hole and the convex portion from.
The further preferred embodiment of the present invention is：The duplicate gear includes and is driven forward the periphery tooth engagement taken turns
The second gear of first gear and the periphery tooth engagement taken turns with reverse drive, first gear are connected with second gear by connecting shaft.
The further preferred embodiment of the present invention is：Including fixed guide column, adjustable shelf is threaded through the fixed guide column
It is upper and can be moved on the fixed guide column, reset spring be set in guide post and withstand on adjustable shelf and fixed frame it
Between.
The further preferred embodiment of the present invention is：The pen feeding wheel component include two groups of shifting components, described every group
Shifting component includes wearing to send an idler wheel and the shaft coupling by dynamic rubber wheel, two clampings for sending an idler wheel to form pencil, rubber wheel
Cooperate with the groove being driven forward on the medial surface for taking turns or being driven reverse wheel.
Another theme of the invention：Can automatic entrance-exit penknife, can automatic entrance-exit mechanism including such as above-mentioned pencil.
Compared with prior art, it is an advantage of the invention that increasing a reverse drive wheel on the basis of being driven forward wheel,
Linkage gear is set being driven forward wheel and being driven reverse between wheel, and is removable by pen feeding wheel module sets；Work as pen feeding wheel
Component and be driven forward wheel when contacting, it can be achieved that pencil it is automatic into pen；Rocking handle is shaken in the same direction with into pen, i.e., always with clockwise
Rocking handle is shaken in direction, and pen feeding wheel component is contacted with wheel is driven reverse, due to being driven reverse the acting surface of wheel and being driven forward wheel
Acting surface is on the contrary, make pen feeding wheel component execute the rotation of opposite direction, to realize that the automatic of pencil moves back a function.Always with suitable
Clockwise shakes the rocking handle of penknife, can successively complete the overall process for cutting and moving back pen into pen.
Detailed description of the invention
Fig. 1 be can automatic entrance-exit penknife partial structural diagram one；
Fig. 2 be can automatic entrance-exit penknife partial structural diagram two；
Fig. 3 be pencil can automatic entrance-exit mechanism overall structure diagram one；
Fig. 4 be pencil can automatic entrance-exit mechanism overall structure diagram two；
Fig. 5 be pencil can automatic entrance-exit mechanism overall structure diagram three；
Fig. 6 be pencil can automatic entrance-exit mechanism dismantling schematic diagram one；
Fig. 7 be pencil can automatic entrance-exit mechanism dismantling schematic diagram two；
Fig. 8 be pencil can automatic entrance-exit mechanism dismantling schematic diagram three；
Structural schematic diagram when Fig. 9 is adjustable shelf and fixed frame locking；
Structural schematic diagram one when Figure 10 is adjustable shelf and fixed frame unlock；
Structural schematic diagram two when Figure 11 is adjustable shelf and fixed frame unlock.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As depicted in figs. 1 and 2, traditional can be automatically into a penknife, such as 201420749399.9 in background technique
A kind of automatic pencil sharpener into pen device, penknife part includes shell 101, penknife structure 201, into pen device 301, rocking handle
401 equal components, penknife structure 201 include knife rest 21, are equipped with rotatable hob assembly 22 in knife rest 21, wrap into pen device 301
Forward drive wheel 31 and pen feeding wheel component 3 are included, the rear end for being driven forward wheel 31 is connect and simultaneously by the drive of rocking handle 401 with knife rest 21
Dynamic, pen feeding wheel component 3 includes two groups of shifting components 32, and every group of shifting component 32 includes being equipped with to send an idler wheel 321 and by dynamic rubber
The shaft coupling 323 of rubber tire 322, two clamping parts 33 for sending an idler wheel 321 to form pencil are taken turns by dynamic rubber wheel 322 with forward drive
Groove 311 or gear teeth cooperation on 31 medial surface, when rocking handle 401 rotates, the groove 311 or the gear teeth that are driven forward on wheel 31
The rotation by dynamic rubber wheel 322 be will drive to drive the rotation for sending an idler wheel 321, two are sent an idler wheel 321 to be formed by folder
Hold portion 33 will drive pencil 102 advance cut.
The present invention increases moves back the function of pen automatically, i.e., after the completion of into pen and the movement to sharpen a pencil, rocking handle 401 is with into pen
Continue to shake clockwise, the function of moving back pen automatically can be reached, be that the contents of the present invention are set forth below.
Can automatic entrance-exit penknife 104, including pencil can automatic entrance-exit mechanism 5, others further include penknife structure 201,
Traditional automatic into some components possessed by penknife such as rocking handle 401, bits collecting box 103, no longer the present invention is explained in detail
It states.
As shown in Fig. 3 to Figure 11, pencil can automatic entrance-exit mechanism 5, including the rotating forward for being parallel to each other and being spaced a distance
Driving wheel 31 and reverse drive wheel 51, it is empty that pen feeding wheel component 3 is located at the interval being driven forward between wheel 31 and reverse drive wheel 51
Between 501 and can be moved in clearance space 501, be driven forward wheel 31 and be driven reverse and take turns 51 by engaging reality with duplicate gear 52
Now link；Under first state, pen feeding wheel component 3 is separated with the inside face contact for being driven forward wheel 31 but with wheel 51 is driven reverse,
It is acted for realizing into pen；Under second state, pen feeding wheel component 3 and be driven reverse wheel 51 inside face contact but with rotating forward
The separation of driving wheel 31 acts for realizing pen is moved back.
It is driven forward wheel 31 and one end of knife rest 21 is detachably connected fixation, the other end of knife rest 21 is connect with rocking handle 401
And it is driven by it.
Knife rest 21 is fixed on fixed frame 53, and pen feeding wheel component 3 is fixed on the adjustable shelf 54 that can be moved forward and backward.Specifically
Ground, when forward direction is into pen, adjustable shelf 54 is locked on fixed frame 53；When reversely moving back, adjustable shelf 54 and fixed frame 53 are solved
After lock, adjustable shelf 54 is retreated under the effect of reset spring 55 and is separated with fixed frame 53.
Adjustable shelf 54 and fixed frame 53 pass through the detachably connected fixation of buckle structure.Specifically, adjustable shelf 54 is equipped with
The flexible connecting rod 56 with block button hole 561, fixed frame 53 are equipped with the lug boss 531 for being caught in block button hole 561.
As shown in Figure 6 to 8, knife rest 21 is equipped with the solution closing piece 57 that can be moved forward and backward, and solves closing piece 57 during the cutting process
It follows and is moved forward under the thrust of 102 pen tip of pencil, 102 pen tip of pencil after the completion of cutting releases adjustable shelf by solution closing piece 57
Mutually locking between 54 and fixed frame 53.Specifically, solution closing piece 57 is fastened on knife rest 21 by an elastic parts, the bullet
Property component be reset little spring 59.Solution 57 stress of closing piece moves inward and compresses and reset little spring 59, or is resetting little spring 59
Elastic force effect it is lower and be displaced outwardly；I.e. solution closing piece 57 can be moved forward and backward by the reset little spring 59 on knife rest 21.
Specifically, the side of the lug boss 531 on fixed frame 53 is equipped with the pushing block that can be rotated with fixed frame 53
58；Solution closing piece 57 can be inwardly constantly pushed into the pen tip of the pencil of pen 102, finally makes to solve closing piece 57 and pushing block 58 in same rotation
In plane, rocking handle 401 continues that fixed frame 53 is driven to rotate clockwise at this time, and the pushing block 58 on fixed frame 53 also follows rotation, turns
Dynamic certain angle is so that pushing block 58 is crooked by the collision of solution closing piece 57 on same rotational plane；Connecting rod 56 is buckled in by pushing block 58
On the lug boss 531 on side, is collided and make block button hole toward the medial surface that the pushing block 58 that 56 direction of connecting rod is shaken acts on connecting rod 56
561 separate with lug boss 56.I.e. pushing block 58 releases the buckle structure between adjustable shelf 54 and fixed frame 53, and adjustable shelf 54 is multiple
It moves backward under the thrust of position spring 55, is contacted after causing pen feeding wheel component 3 to leave forward drive wheel 31 with reverse drive wheel 51
Cooperation, pencil 102 terminates into a stock removal action this moment.
Preferably, the bottom of the pushing block 58 is class shuttle-type structure, the class shuttle-type bottom by the pushing block 58 that solution closing piece 57 collides
Portion's stress and shake, the class shuttle-type bottom wall of shake, which is had an effect, acts on the medial surface of connecting rod 56, to open connecting rod 56 and be detached from convex
Play portion 56.
As shown in Figures 3 to 8, duplicate gear 52 includes the first gear 521 with the periphery tooth engagement for being driven forward wheel 31
With the second gear 522 with the periphery tooth engagement for being driven reverse wheel 51, first gear 521 and second gear 522 pass through connecting shaft 523
Connection.Be driven forward wheel 31 be driven reverse wheel 51 peripheral portion be toothed around 502, respectively with the first gear of duplicate gear 52
521 and second gear 522 engage；I.e. during reversely moving back pen, pen feeding wheel component 3 is separated with wheel 31 is driven forward, pen feeding wheel
Component 3 contacts with reverse drive wheel 51 and by the driving for being driven reverse wheel 51, under the connection of duplicate gear 52, is driven reverse and takes turns
51, which are still needs, is driven forward wheel 31 and is driven, that is to say, that by the driving of rocking handle 401, and no matter into pen and is moving back pen
In the process, the rotation direction of rocking handle 401 is the clockwise direction set.
After pencil completes the cutting of process described above and release, again insertable into the pencil that needs are cut, need to cut
Pencil can act on pen feeding wheel component 3, and the pen feeding wheel component 3 of stress can leave reverse drive wheel 51 and 31 sides of past forward drive wheel
To movement, until pen feeding wheel component 3 is contacted and is driven by it with forward drive wheel 31.Specifically, pencil acts on pen feeding wheel group
Clamping part 33 on part 3 will push pen feeding wheel component 3 under the extruding, friction of pencil and clamping part 33 and take turns to forward drive
31 directions are mobile.At the same time, adjustable shelf 54 is also pushed inside, to drive lug boss of the connecting rod 56 on fixed frame 53
531 is mobile, and the block button hole 561 on connecting rod 56 is made to be caught in lug boss 531.Specifically, lug boss 531 is with one towards connecting rod 56
Inclined-plane, this inclined-plane enables the block button hole 561 on connecting rod 56 to be smoothly caught in lug boss 531.
Pen feeding wheel component 3 includes two groups of shifting components 32, every group of shifting component 32 include be equipped with send an idler wheel 321 and by
The shaft coupling 323 of dynamic rubber wheel 322, two clamping parts 33 for sending an idler wheel 321 to form pencil are driven by dynamic rubber wheel 322 with rotating forward
Driving wheel 31 or the groove 311 being driven reverse on the medial surface of wheel 51 cooperate.Pen feeding wheel component 3, which is located at, is driven forward wheel 31 and reversion
Between driving wheel 51.
It is positioned opposite to be driven forward the acting surface that wheel 31 and reverse drive wheel 51 and pen feeding wheel component 3 cooperate, is driven forward
The groove 311 all having on wheel 31 and reverse drive 51 medial surfaces of wheel, this has the medial surface of groove 311 as and pen feeding wheel group
The acting surface of part 3；Pen feeding wheel component 3 includes two groups of shifting components 32, being driven by dynamic rubber wheel 322 with rotating forward in shifting component 32
The groove 311 of 31 medial surface of driving wheel cooperates, and rotates forward pen feeding wheel component 3 and drives pencil into pen；In shifting component 32
Cooperated by dynamic rubber wheel 322 with the groove 311 for being driven reverse 51 medial surfaces of wheel, pen feeding wheel component 3 is made to rotate backward drive pencil
It carries out moving back pen.
Preferably, pencil can automatic entrance-exit mechanism 5 include fixed guide column 7, adjustable shelf 54 is threaded through on fixed guide column 7
And can be moved on fixed guide column 7, reset spring 55 be set in guide post 7 and withstand on adjustable shelf 54 and fixed frame 53 it
Between, i.e., reset spring 55 is in compressive state between adjustable shelf 54 and fixed frame 53.Two fixed guide columns 7 being parallel to each other are solid
It is scheduled on shell, for moving horizontally for adjustable shelf 54, just because of the mobile of adjustable shelf 54 just makes pen feeding wheel component 3 rotate forward drive
It is moved between driving wheel 31 and reverse drive wheel 51.
Preferably, the shaft coupling 323 for being fixedly connected in shifting component 32 is equipped on adjustable shelf 54 send wheel support
541.Send pen assembly 3 that adjustable shelf 54 can be followed to retreat.
Preferably, the pencil can automatic entrance-exit mechanism 5 further include one be driven reverse 51 fixed plates 100 that connect of wheel, Gu
The through-hole 110 passed in and out for pencil 102 is offered on fixed board 100, fixed plate 100 and shell 101 are fixed, and pass through fixed plate 100
On two circular holes 120 opening up be arranged and be connected on fixed guide column 7.
Above to pencil provided by the present invention can automatic entrance-exit mechanism and can automatic entrance-exit penknife carried out detailed Jie
It continues, used herein a specific example illustrates the principle and implementation of the invention, and the explanation of above embodiments is only
It is to be used to help understand the present invention and core concept.It should be pointed out that for those skilled in the art, not
, can be with several improvements and modifications are made to the present invention under the premise of being detached from the principle of the invention, these improvement and modification are also fallen into
In the protection scope of the claims in the present invention.
Claims (10)
1. pencil can automatic entrance-exit mechanism, it is characterised in that including the forward drive wheel that is parallel to each other and is spaced a distance and anti-
Turn driving wheel, pen feeding wheel component is located at the clearance space being driven forward between wheel and reverse drive wheel and can be empty at the interval
Interior movement is driven forward wheel and is driven reverse wheel and realizes linkage by engaging with duplicate gear；Under first state, pen feeding wheel group
Part is acted with the inside face contact for being driven forward wheel but with being driven reverse to take turns to separate for realizing into pen, under the second state, send pen
Wheel assembly separates to move back pen movement with the inside face contact for being driven reverse wheel but with forward drive wheel.
2. pencil according to claim 1 can automatic entrance-exit mechanism, it is characterised in that the forward drive wheel and knife rest
It is detachably connected fixation.
3. pencil according to claim 1 can automatic entrance-exit mechanism, it is characterised in that the knife rest is fixed on fixed frame
On, pen feeding wheel component is fixed on the adjustable shelf that can be moved forward and backward, and under first state, adjustable shelf is locked in the fixed frame
On, under the second state, after the adjustable shelf and fixed frame unlock, after the adjustable shelf is under action of reset spring
It moves back and is separated with the fixed frame.
4. pencil according to claim 3 can automatic entrance-exit mechanism, it is characterised in that the adjustable shelf is consolidated with described
Determine frame to be connected and fixed by buckle structure.
5. pencil according to claim 3 can automatic entrance-exit mechanism, it is characterised in that the knife rest is equipped with can front and back
Mobile solution closing piece, solution closing piece is followed during the cutting process moves forward under the thrust of pencil point, the pencil after the completion of cutting
Pen tip releases the mutually locking of adjustable shelf and fixed frame by solution closing piece.
6. pencil according to claim 5 can automatic entrance-exit mechanism, it is characterised in that the adjustable shelf, which is equipped with, to be had
The connecting rod with block button hole of elasticity, fixed frame are equipped with the lug boss for being caught in block button hole.
7. pencil according to claim 6 can automatic entrance-exit mechanism, it is characterised in that the side of the lug boss on fixed frame
Side is equipped with a rotatable pushing block；After the completion of pencil cutting, solution closing piece pushes the pushing block to rotate certain amplitude, pushing block
Acting surface act on connecting rod medial surface make the block button hole and the convex portion from.
8. pencil according to claim 1 can automatic entrance-exit mechanism, it is characterised in that the duplicate gear include with just
Turn the periphery tooth engagement of driving wheel first gear and be driven reverse wheel periphery tooth engagement second gear, first gear and
Second gear is connected by connecting shaft.
9. pencil according to claim 1 can automatic entrance-exit mechanism, it is characterised in that including fixed guide column, adjustable shelf is worn
It is located on the fixed guide column and can be moved on the fixed guide column, reset spring is set in guide post and pushes up
Between adjustable shelf and fixed frame.
10. can automatic entrance-exit penknife, it is characterised in that can automatic entrance-exit mechanism including pencil as claimed in claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811021396.2A CN108859532A (en) | 2018-09-03 | 2018-09-03 | Pencil can automatic entrance-exit mechanism and can automatic entrance-exit penknife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811021396.2A CN108859532A (en) | 2018-09-03 | 2018-09-03 | Pencil can automatic entrance-exit mechanism and can automatic entrance-exit penknife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108859532A true CN108859532A (en) | 2018-11-23 |
Family
ID=64322862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811021396.2A Withdrawn CN108859532A (en) | 2018-09-03 | 2018-09-03 | Pencil can automatic entrance-exit mechanism and can automatic entrance-exit penknife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108859532A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103618A (en) * | 2019-05-06 | 2019-08-09 | 得力集团有限公司 | A kind of automatic entrance-exit penknife |
| CN110103619A (en) * | 2019-04-12 | 2019-08-09 | 淄博俊康文具有限公司 | A kind of automatic penknife |
| CN110126520A (en) * | 2019-06-01 | 2019-08-16 | 三木控股集团有限公司 | A kind of automatic entrance-exit mechanism of pencil sharpening device |
| CN110202987A (en) * | 2019-04-25 | 2019-09-06 | 天津备东文具有限公司 | A kind of Multifunctional pencil sharpener |
| CN114987093A (en) * | 2022-06-10 | 2022-09-02 | 昆明理工大学 | Multifunctional convenient pencil sharpener |
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| JP2009096008A (en) * | 2007-10-15 | 2009-05-07 | Toshimasa Hiratsuka | Cutter for sharpening pencil lead and stopper for preventing excessive sharpening |
| TWM518169U (en) * | 2015-08-10 | 2016-03-01 | Pao Shen Entpr Co Ltd | Advancing and retreating rotation sharpening mechanism of pencil sharpener |
| CN205075548U (en) * | 2015-10-19 | 2016-03-09 | 胡壮君 | Automatic mechanism that send of penknife |
| JP6074531B1 (en) * | 2016-03-30 | 2017-02-01 | 株式会社大阪クリップ | Pencil sharpener |
| CN108081836A (en) * | 2018-01-25 | 2018-05-29 | 娄稍栋 | Electro-motion pencil sharpener |
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| US20030029260A1 (en) * | 2001-08-09 | 2003-02-13 | Tamiya, Inc. | Power transmission mechanism for use in toy vehicle with engine |
| JP2009096008A (en) * | 2007-10-15 | 2009-05-07 | Toshimasa Hiratsuka | Cutter for sharpening pencil lead and stopper for preventing excessive sharpening |
| TWM518169U (en) * | 2015-08-10 | 2016-03-01 | Pao Shen Entpr Co Ltd | Advancing and retreating rotation sharpening mechanism of pencil sharpener |
| CN205075548U (en) * | 2015-10-19 | 2016-03-09 | 胡壮君 | Automatic mechanism that send of penknife |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103619A (en) * | 2019-04-12 | 2019-08-09 | 淄博俊康文具有限公司 | A kind of automatic penknife |
| CN110202987A (en) * | 2019-04-25 | 2019-09-06 | 天津备东文具有限公司 | A kind of Multifunctional pencil sharpener |
| CN110202987B (en) * | 2019-04-25 | 2020-11-06 | 义乌市美杰包装制品有限公司 | Multifunctional pencil sharpener |
| CN110103618A (en) * | 2019-05-06 | 2019-08-09 | 得力集团有限公司 | A kind of automatic entrance-exit penknife |
| CN110126520A (en) * | 2019-06-01 | 2019-08-16 | 三木控股集团有限公司 | A kind of automatic entrance-exit mechanism of pencil sharpening device |
| CN110126520B (en) * | 2019-06-01 | 2024-01-23 | 三木控股集团有限公司 | Automatic pen feeding and retreating mechanism of pencil sharpening device |
| CN114987093A (en) * | 2022-06-10 | 2022-09-02 | 昆明理工大学 | Multifunctional convenient pencil sharpener |
| CN114987093B (en) * | 2022-06-10 | 2023-11-17 | 昆明理工大学 | Multifunctional convenient pencil sharpener |
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Application publication date: 20181123 |