CN104149529A - Pencil retreating trigger mechanism of electric pencil sharpener - Google Patents
Pencil retreating trigger mechanism of electric pencil sharpener Download PDFInfo
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- CN104149529A CN104149529A CN201410370661.3A CN201410370661A CN104149529A CN 104149529 A CN104149529 A CN 104149529A CN 201410370661 A CN201410370661 A CN 201410370661A CN 104149529 A CN104149529 A CN 104149529A
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- pencil
- trigger mechanism
- optoelectronic switch
- pencil sharpener
- motor
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Abstract
The invention provides a pencil retreating trigger mechanism of an electric pencil sharpener and belongs to the technical field of machinery. The problem that an existing electric pencil sharpener cannot allow a pencil to retreat automatically is solved. The pencil retreating trigger mechanism is arranged in a case of the electric pencil sharpener, a motor, a pencil holder connected with a sharpening component and a pencil entering component are arranged in the case, a transmission shaft is arranged between the motor and the pen holder, the pencil retreating trigger mechanism comprises an ejection rod arranged in the transmission shaft and a counter-emitting type optoelectronic switch and a control chip arranged in the case, the counter-emitting type optoelectronic switch and the motor are electrically connected with the control chip, and the upper end of the ejection rod extends into the pen holder. After the pencil is sharpened, the lower end of the ejection rod can be pushed by a pencil point to move downwards and trigger the counter-emitting type optoelectronic switch. A timing module is integrated on the control chip, when the counter-emitting type optoelectronic switch is triggered, the timing module starts to perform timing, and the control chip controls the motor to rotate reversely when time kept by the timing module reaches a preset value. The pencil retreating trigger mechanism has the advantages of high flexibility, fast response, timely pencil retreating and the like.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of electric pencil sharpener, relate in particular to a kind of trigger mechanism that moves back of electric pencil sharpener.
Background technology
Electric pencil sharpener is office stationary very common in office, in work rhythm at present, constantly accelerate, people work and constantly pursue today of convenience and high efficiency, and electric pencil sharpener can carry out when planing function is handled official business to people bringing great convenience to pencil because of it automatically.It generally comprises casing assembly, cutter holder assembly, driven unit and power supply module, wherein: cutter holder assembly, driven unit, power supply module etc. are arranged in the inner space of casing assembly; Driven unit is comprised of parts such as motor and gear-boxes, by motor by transmission of power to knife rest, with the hobboing cutter on movable knife rack, pencil is carried out to automatic planing, after planing completes, can touch microswitch by pencil point and stop motor and turn round.Although this class electric pencil sharpener can automatically stop motor after pencil has been planed, in whole planing process, be all to need user manually to send pen, cause in use user still can not leave and do other things.
In order to address the above problem, what the applicant had once proposed a kind of electric pencil sharpener enters pen device [application number: 200720106613.9 automatically; Notification number: CN201030745Y], it comprises fixed mount and is arranged on two clamping axles on fixed mount, fixed mount middle part is provided with for entering the passage of pen, that two clamping axles are parallel to each other and be placed in place, passway, one end of two clamping axles is respectively provided with a gear, this two gears heterodoxy setting on two clamping axles, is also provided with on fixed mount and can stirs the rotating disk that two clamping axles make it contrary rotation.This automatically enters pen device and has replaced original needs manually to enter the mode of pen, the function of electric pencil sharpener is further strengthened, convenience is higher, after inserting, automatically enters by pencil pen and planing, and after planing completes, utilize pencil point jacking sliding piece pull switch push shaft to touch microswitch motor is stopped, thereby stop planing and automatically enter pen.
Although the pen device that automatically enters of above-mentioned electric pencil sharpener has replaced original mode of manually entering, the perfect automatic function of electro-motion pencil sharpener, but realize by pencil point jacking sliding piece shake-up microswitch owing to stopping motor, and it does not have again and automatically moves back a function, therefore as long as user does not release pencil, pencil point just all the time jacking sliding piece touch microswitch.Meet user on occasion pencil insertion is just gone to process other affairs and forgotten pencil is extracted, if things go on like this, can easily cause the sensitivity of microswitch to reduce, be difficult for the problems such as reset, thereby cause the function of electric pencil sharpener to be affected.
Summary of the invention
The object of the invention is the problems referred to above that exist for prior art, proposed a kind of motor reversal that can automatically trigger and utilize a trigger mechanism that moves back of realizing the electric pencil sharpener that automatically moves back into pen assembly when pencil completes planing after.
Object of the present invention can realize by following technical proposal:
A kind of electric pencil sharpener move back a trigger mechanism, be arranged in the casing of electric pencil sharpener, in casing, be provided with motor, be connected with putting penholder and entering pen assembly of planing assembly, motor and put and be provided with power transmission shaft between penholder, it is characterized in that, originally move back a trigger mechanism and comprise the push rod being arranged in power transmission shaft, be located at correlation optoelectronic switch and control chip in casing, described correlation optoelectronic switch and motor are electrically connected to control chip respectively, the upper end of described push rod is stretched into and is put in penholder, after pencil completes cutting, the lower end of described push rod can move down and trigger correlation optoelectronic switch under the promotion at nib, on described control chip, be integrated with timing module, after correlation optoelectronic switch triggers, described timing module starts timing and controls motor reversal at timing module timing to the rear control chip of setting value.
Pencil insertion can trigger electric motor starting and start into pen assembly while putting in penholder enters pen, and motor drives planing assembly to plane to pencil simultaneously.When motor drives planing assembly, pencil is completed to planing, and when continuing to drive into pen assembly and entering, the lower end of pencil promotes the upper end of push rod downwards, push rod is squeezed and moves down, the lower end of push rod is moved downward to correlation optoelectronic switch and the light between the transmitter of correlation optoelectronic switch and receiver is cut off, thereby correlation optoelectronic switch is triggered.After pencil triggers, the timing module being integrated on control chip starts timing, and the object of timing is, for after just completing planing at pencil, the nib sidepiece of pencil is carried out to light pen, and a card phenomenon just can not occur pencil when moving back like this.In timing module timing, to setting value, control chip is just controlled motor reversal again, thereby motor reversal drives into pen assembly counteragent, and the pencil completing after planing is automatically exited from put penholder.
Because correlation optoelectronic switch has advantages of that the response time is fast, highly sensitive, therefore one after push rod lower end extend into and penetrates and between the transmitter of formula optoelectronic switch and receiver, light is stopped, correlation optoelectronic switch can be passed to this signal on control chip rapidly, guarantee that control chip can control in time, thereby make originally to move back the pencil that a trigger mechanism can control after planing being completed into pen assembly in time, from putting in penholder, exit.
Moving back in a trigger mechanism of above-mentioned electric pencil sharpener, in described casing, be provided with installing rack, described installing rack bottom is fixed with plugboard, and described correlation optoelectronic switch is plugged on plugboard.
Because correlation optoelectronic switch is electronic devices and components, and comprise transmitter and receiver, therefore want correlation optoelectronic switch to be arranged on installing rack, the plugboard of components and parts pin of can pegging graft that just need to be connected on installing rack one, correlation optoelectronic switch just can be plugged on plugboard like this.
Moving back in a trigger mechanism of above-mentioned electric pencil sharpener, on described installing rack, be also fixed with guide plate, described guide plate is positioned at directly over correlation optoelectronic switch, and the end of described guide plate has breach, and described push rod lower end is positioned at the breach of guide plate end.
Tool guide plate jaggy in end is set above correlation optoelectronic switch, and make the lower end of push rod be positioned at guide plate, so at push rod in mobile process all the time in the breach in guide plate, at the guide effect lower push rod of guide plate, just can not be offset.
Moving back in a trigger mechanism of above-mentioned electric pencil sharpener, described push rod lower end is fixed with a resistance piece that is flat, and the lower end of a described resistance piece is positioned at the breach of guide plate end.The resistance of a flat piece can increase and stops area, can trigger more accurately and rapidly correlation optoelectronic switch.
Moving back in a trigger mechanism of above-mentioned electric pencil sharpener, on a described resistance piece, be arranged with spring, a described resistance piece sidepiece has the annular shoulder block of protrusion, and the two ends of described spring lean respectively on the upper surface of annular shoulder block and guide plate.
Spring mainly plays reset response, when push rod drives a resistance piece to move down triggering correlation optoelectronic switch, control chip is controlled after motor reversal, enter pen assembly pencil is exited from putting in penholder, a resistance piece can upwards be reset to original state under the elastic force effect of spring.
Moving back in a trigger mechanism of above-mentioned electric pencil sharpener, described putting on penholder has and puts a passage, the described penholder lower end sidepiece of putting offers mounting groove, in described mounting groove, be provided with slide block, between the top and bottom sidewall of described mounting groove, be fixed with backstay, described slide block set is located on backstay, and described slide block is positioned at the upper end of putting the below of a passage and the bottom of slide block and push rod and leans.
In order to increase the contact area between push rod and pencil point, therefore by slide block being set putting on penholder, the bottom of the upper end of push rod and slide block is leant, thereby so just can first with slide block, contact and then by extruding slide block, along backstay, move and drive push rod to move by pencil point.
Moving back in a trigger mechanism of above-mentioned electric pencil sharpener, described slide block sidepiece has the connecting portion of protrusion, and described connecting portion sidepiece has the cambered surface that can lean with pencil point sidepiece.
Pencil completes after planing, the nib of pencil all can be sharper and thin, if make the nib of pencil directly press down wearing and tearing or fracture that slide block easily causes pencil point, therefore the connecting portion of protrusion is set at the sidepiece of slide block, the side of connecting portion has cambered surface, when pencil moves down, the nib of pencil does not directly contact with slide block, but lean by the sidepiece of pencil point and the cambered surface of connecting portion sidepiece, because the nib of pencil is tapered, therefore when pencil moves down, the side of nib will apply to the cambered surface by connecting portion to slide block under a downward effect, thereby make slide block drive push rod to move down.
Moving back in a trigger mechanism of above-mentioned electric pencil sharpener, on described control chip, go back integrate motor rotational speed control module.
Integrate motor reversion time delay module and motor speed control module on control chip, when pencil inserts triggering motor forward or reverse, control chip is controlled the rotation speed change of motor by motor speed control module, make motor speed gradually by low rising or from high to low, thereby guarantee that the work of motor in entering pen planing or moving back a process can both be more soft, steady.
Moving back in a trigger mechanism of above-mentioned electric pencil sharpener, described control chip is MCU chip.MCU chip is conventional singlechip chip, adopts MCU chip can realize the time delay reversion of motor as control chip, and by the variation of output signal, controls the rotation speed change of motor, can both be more soft, steady when entering pen planing or moving back.
Moving back in a trigger mechanism of above-mentioned electric pencil sharpener, described correlation optoelectronic switch is grooved optoelectronic switch.
Compared with prior art, a trigger mechanism that moves back of this electric pencil sharpener has the following advantages:
1, a trigger mechanism that moves back of this electric pencil sharpener adopts correlation optoelectronic switch and control chip to realize and automatically move back a function as the control assembly of controlling motor reversal, and correlation optoelectronic switch have advantages of highly sensitive, therefore the response time is fast, can move back more in time pen;
2, a trigger mechanism that moves back of this electric pencil sharpener adopts MCU chip as control chip, can realize motor speed gradually from low to high, thereby make the startup of motor can be softer, also can be more steady, smooth and easy when pencil is planed, in addition, can also realize the time delay reversion of motor, make the rotating of motor switch more stable;
3, a trigger mechanism that moves back of this electric pencil sharpener arranges the connecting portion with cambered surface by the sidepiece at slide block, by pencil point sidepiece, contact to promote slide block with cambered surface, thereby avoided the pencil point after planing directly contact with slide block and cause pencil point impaired.
Accompanying drawing explanation
Fig. 1 is the casing internal structure schematic diagram of electric pencil sharpener.
Fig. 2 is the structural representation that moves back a trigger mechanism of this electric pencil sharpener.
Fig. 3 is the structural representation that moves back installing rack place in a trigger mechanism of this electric pencil sharpener.
Fig. 4 is the enlarged drawing at A-A place in Fig. 2.
Fig. 5 is front view and the reverse view of putting penholder place.
Fig. 6 be this electric pencil sharpener move back the structural representation of a trigger mechanism while not putting penholder.
Fig. 7 is the structural representation that moves back slide block in a trigger mechanism of this electric pencil sharpener.
Fig. 8 is the casing outline drawing of electric pencil sharpener.
In figure, 1, casing; 2, motor; 3, planing assembly; 4, put penholder; 5, enter pen assembly; 6, power transmission shaft; 7, push rod; 8, correlation optoelectronic switch; 9, control chip; 10, installing rack; 11, plugboard; 12, guide plate; 13, breach; 14, a resistance piece; 15, spring; 16, annular shoulder block; 17, put a passage; 18, mounting groove; 19, backstay; 20, slide block; 21, connecting portion; 22, cambered surface; 23, driving gear set; 24, power interface.
The specific embodiment
Be below specific embodiments of the invention by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
Embodiment mono-
As shown in Fig. 1 and Fig. 8, a kind of electric pencil sharpener move back a trigger mechanism, be arranged in the casing 1 of electric pencil sharpener.The casing 1 of electric pencil sharpener is cylindric, casing 1 bottom is provided with power interface 24, in casing 1, be provided with motor 2, be connected with putting penholder 4 and entering pen assembly 5 of planing assembly 3, motor 2 and put and be provided with power transmission shaft 6 between penholder 4, between the output shaft of motor 2 and power transmission shaft 6, be provided with driving gear set 23, when motor 2 rotates, by driving gear set 23, can drive power transmission shaft 6 to rotate, put and after penholder 4 rotates, can drive into pen assembly 5 simultaneously and enter pen and drive 3 pairs of pencils of planing assembly to plane.
As shown in Figure 2, originally moving back a trigger mechanism comprises the push rod 7 that is arranged in power transmission shaft 6, is located at correlation optoelectronic switch 8 and control chip 9 in casing 1, correlation optoelectronic switch 8 and motor 2 are electrically connected to control chip 9 respectively, the upper end of push rod 7 is stretched into and is put in penholder 4, after pencil completes cutting, the lower end of push rod 7 can move down and trigger correlation optoelectronic switch 8 under the promotion at nib, control chip 9 is controlled motor 2 reversions after correlation optoelectronic switch 8 triggers, and is integrated with timing module and motor speed control module on control chip 9.In the present embodiment, correlation optoelectronic switch 8 is selected grooved optoelectronic switch, and control chip 9 is selected MCU chip, and MCU chip is conventional control chip, on MCU chip, carry timing module, motor speed control module can realize by the data signal constantly changing to motor 2 outputs.
As shown in Fig. 5, Fig. 6 and Fig. 7, put on penholder 4 and have and put a passage 17, put penholder 4 lower end sidepieces and offer mounting groove 18, in mounting groove 18, be provided with slide block 20, between the top and bottom sidewall of mounting groove 18, be fixed with backstay 19, slide block 20 is sheathed on backstay 19, and slide block 20 is positioned at the upper end of putting the below of a passage 17 and the bottom of slide block 20 and push rod 7 and leans.Slide block 20 sidepieces have the connecting portion 21 of protrusion, and connecting portion 21 sidepieces have the cambered surface 22 that can lean with pencil point sidepiece.
As shown in Figure 2, Figure 3 and Figure 4, be provided with installing rack 10 in casing 1, installing rack 10 bottoms are fixed with plugboard 11, and correlation optoelectronic switch 8 is plugged on plugboard 11.On installing rack 10, be also fixed with guide plate 12, guide plate 12 is positioned at directly over correlation optoelectronic switch 8, and the end of guide plate 12 has breach 13, and push rod 7 lower ends are positioned at the breach 13 of guide plate 12 ends.Push rod 7 lower ends are fixed with a resistance piece 14 that is flat, and the lower end of a resistance piece 14 is positioned at the breach 13 of guide plate 12 ends.On a resistance piece 14, be arranged with spring 15, a resistance piece 14 sidepieces have the annular shoulder block 16 of protrusion, and the two ends of spring 15 lean respectively on the upper surface of annular shoulder block 16 and guide plate 12.
Pencil insert put penholder 4 interior after, starting switch is controlled motor 2 forwards, control motor 2 by transmission of power to power transmission shaft 6, power transmission shaft 6 drives puts penholder 4 forwards, put penholder 4 and drive into respectively pen assembly 5 and 3 work of planing assembly, enter pen assembly 5 and enter pen time, be connected in 3 pairs of pencils of planing assembly of putting penholder 4 sidepieces and plane.
When pencil completes after planing, pencil continues to enter pen downwards under the drive of entering pen assembly 5, cambered surface 22 on the sidepiece of pencil point and slide block 20 sidepiece connecting portions 21 leans, because pencil nib is tapered, therefore in the process moving down gradually along with pencil, pencil just can promote slide block 20 downwards, slide block 20 slides along backstay 19, slide block 20 bottoms and push rod 7 upper ends lean, therefore slide block 20 promotes push rod 7 downwards simultaneously, push rod 7 is moved down, push rod 7 lower ends overcome the elastic force effect of spring 15 and a resistance piece 14 that is connected to push rod 7 lower ends are extend between the transmitter and recipient of correlation optoelectronic switch 8, and thereby light is cut off and triggers correlation optoelectronic switch 8, control chip 9 receives after the signal that correlation optoelectronic switch 8 is triggered, timing module on control chip 9 starts timing, in timing course, planing assembly 3 can carry out light pen to the nib sidepiece of pencil, timing reaches after setting value, control chip 9 is controlled motor 2 reversions again, due to motor 2 reversions, therefore drive power transmission shaft 6 to rotate backward, and finally drive into pen assembly 5 counteragents, thereby pencil is exited from the passage 17 of putting of putting in penholder 4.Because the 3 pairs of pencil point sidepieces of assembly of planing carry out light pen, therefore in the process of moving back pen, just can there is not a card phenomenon in timing course.
Because transmitter and the distance between receiver of correlation optoelectronic switch 8 are generally all less, in the process moving down at push rod 7, in order to prevent push rod 7 lower ends from skew occurring, cause stretching into that correlation optoelectronic switch 8 is interior that light is cut off, therefore directly over correlation optoelectronic switch 8, arrange one with the guide plate 12 of breach 13, make push rod 7 lower ends be positioned at breach 13, so just can guarantee that the position of push rod 7 lower ends can not be offset.When pencil exits in putting penholder 4, push rod 7 upwards resets under the elastic force effect of spring 15, and the slide block 20 that promotes to be positioned at push rod 7 tops is moved upward to original state.
This electric pencil sharpener move back a trigger mechanism, utilize correlation optoelectronic switch 8 and control chip 9 as the control section that moves back a trigger mechanism, because correlation optoelectronic switch 8 has highly sensitive, the advantages such as the response time is fast, therefore when pencil completes planing extruding slide block 20 make to hinder a piece 14 and move to correlation optoelectronic switch 8 when interior downwards, correlation optoelectronic switch 8 can be triggered rapidly and send a signal in time on control chip 9 and process, thereby also make a trigger mechanism that moves back of this electric pencil sharpener react sensitiveer, can realize in time the pen that moves back of pencil.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Claims (10)
1. an electric pencil sharpener moves back a trigger mechanism, be arranged in the casing (1) of electric pencil sharpener, in casing (1), be provided with motor (2), be connected with putting penholder (4) and entering pen assembly (5) of planing assembly (3), motor (2) and put and be provided with power transmission shaft (6) between penholder (4), it is characterized in that, originally move back a trigger mechanism and comprise the push rod (7) being arranged in power transmission shaft (6), be located at correlation optoelectronic switch (8) and control chip (9) in casing (1), described correlation optoelectronic switch (8) and motor (2) are electrically connected to control chip (9) respectively, the upper end of described push rod (7) is stretched into and is put in penholder (4), after pencil completes cutting, the lower end of described push rod (7) can move down and trigger correlation optoelectronic switch (8) under the promotion at nib, described control chip is integrated with timing module on (9), after correlation optoelectronic switch (8) triggers, described timing module starts timing and controls motor (2) reversion at timing module timing to the rear control chip (9) of setting value.
2. electric pencil sharpener according to claim 1 moves back a trigger mechanism, it is characterized in that, in described casing (1), be provided with installing rack (10), described installing rack (10) bottom is fixed with plugboard (11), and described correlation optoelectronic switch (8) is plugged on plugboard (11).
3. electric pencil sharpener according to claim 2 moves back a trigger mechanism, it is characterized in that, on described installing rack (10), be also fixed with guide plate (12), described guide plate (12) is positioned at directly over correlation optoelectronic switch (8), the end of described guide plate (12) has breach (13), and described push rod (7) lower end is positioned at the breach (13) of guide plate (12) end.
4. electric pencil sharpener according to claim 3 moves back a trigger mechanism, it is characterized in that, described push rod (7) lower end is fixed with a resistance piece (14) that is flat, and the lower end of a described resistance piece (14) is positioned at the breach (13) of guide plate (12) end.
5. electric pencil sharpener according to claim 4 moves back a trigger mechanism, it is characterized in that, on a described resistance piece (14), be arranged with spring (15), a described resistance piece (14) sidepiece has the annular shoulder block (16) of protrusion, and the two ends of described spring (15) lean respectively on the upper surface of annular shoulder block (16) and guide plate (12).
6. according to a trigger mechanism that moves back for the electric pencil sharpener described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that, described putting on penholder (4) has and puts a passage (17), described penholder (4) the lower end sidepiece of putting offers mounting groove (18), in described mounting groove (18), be provided with slide block (20), between the top and bottom sidewall of described mounting groove (18), be fixed with backstay (19), it is upper that described slide block (20) is sheathed on backstay (19), and described slide block (20) is positioned at the upper end of putting the below of a passage (17) and the bottom of slide block (20) and push rod (7) and leans.
7. electric pencil sharpener according to claim 6 moves back a trigger mechanism, it is characterized in that, described slide block (20) sidepiece has the connecting portion (21) of protrusion, and described connecting portion (21) sidepiece has the cambered surface (22) that can lean with pencil point sidepiece.
8. according to a trigger mechanism that moves back for the electric pencil sharpener described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that, described control chip is also integrated with motor speed control module on (9).
9. according to a trigger mechanism that moves back for the electric pencil sharpener described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that, described control chip (9) is MCU chip.
10. according to a trigger mechanism that moves back for the electric pencil sharpener described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that, described correlation optoelectronic switch (8) is grooved optoelectronic switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410370661.3A CN104149529B (en) | 2014-07-30 | 2014-07-30 | A kind of electric pencil sharpener move back a trigger mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410370661.3A CN104149529B (en) | 2014-07-30 | 2014-07-30 | A kind of electric pencil sharpener move back a trigger mechanism |
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| CN104149529A true CN104149529A (en) | 2014-11-19 |
| CN104149529B CN104149529B (en) | 2016-04-27 |
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| CN201410370661.3A Active CN104149529B (en) | 2014-07-30 | 2014-07-30 | A kind of electric pencil sharpener move back a trigger mechanism |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004188A (en) * | 2016-06-16 | 2016-10-12 | 三木控股集团有限公司 | Core of electric pencil sharpening machine |
| CN107160924A (en) * | 2017-07-13 | 2017-09-15 | 崔泽昊 | The control method of pencil sharpener |
| CN109436497A (en) * | 2018-12-30 | 2019-03-08 | 苏州市厚宏智能科技有限公司 | Labeling head and label sticking machine |
| CN114604027A (en) * | 2022-04-15 | 2022-06-10 | 雪松 | Pen point grinding assembly and grinder |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2657672A (en) * | 1951-12-24 | 1953-11-03 | Angell Walter Eugene | Automatic motor-driven pencil sharpener |
| CN201021033Y (en) * | 2006-10-11 | 2008-02-13 | 李海霞 | Multifunctional automatic pencil-plane |
| CN101602309A (en) * | 2008-06-10 | 2009-12-16 | 李海霞 | A kind of propelling pencil digs |
| CN202989475U (en) * | 2012-12-20 | 2013-06-12 | 飞虎科技有限公司 | Computerized flat knitting machine shuttle defect detection device based on groove-type photoelectric switch |
| CN203580456U (en) * | 2013-06-28 | 2014-05-07 | 广州番禺通用文具制品厂有限公司 | Full-automatic pencil sharpener |
| CN204123867U (en) * | 2014-07-30 | 2015-01-28 | 三木控股集团有限公司 | A kind of electric pencil sharpener move back a trigger mechanism |
-
2014
- 2014-07-30 CN CN201410370661.3A patent/CN104149529B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2657672A (en) * | 1951-12-24 | 1953-11-03 | Angell Walter Eugene | Automatic motor-driven pencil sharpener |
| CN201021033Y (en) * | 2006-10-11 | 2008-02-13 | 李海霞 | Multifunctional automatic pencil-plane |
| CN101602309A (en) * | 2008-06-10 | 2009-12-16 | 李海霞 | A kind of propelling pencil digs |
| CN202989475U (en) * | 2012-12-20 | 2013-06-12 | 飞虎科技有限公司 | Computerized flat knitting machine shuttle defect detection device based on groove-type photoelectric switch |
| CN203580456U (en) * | 2013-06-28 | 2014-05-07 | 广州番禺通用文具制品厂有限公司 | Full-automatic pencil sharpener |
| CN204123867U (en) * | 2014-07-30 | 2015-01-28 | 三木控股集团有限公司 | A kind of electric pencil sharpener move back a trigger mechanism |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004188A (en) * | 2016-06-16 | 2016-10-12 | 三木控股集团有限公司 | Core of electric pencil sharpening machine |
| CN106004188B (en) * | 2016-06-16 | 2017-12-01 | 三木控股集团有限公司 | The movement of electric pencil sharpener |
| CN107160924A (en) * | 2017-07-13 | 2017-09-15 | 崔泽昊 | The control method of pencil sharpener |
| CN107160924B (en) * | 2017-07-13 | 2019-08-02 | 崔泽昊 | The control method of pencil sharpener |
| CN109436497A (en) * | 2018-12-30 | 2019-03-08 | 苏州市厚宏智能科技有限公司 | Labeling head and label sticking machine |
| CN114604027A (en) * | 2022-04-15 | 2022-06-10 | 雪松 | Pen point grinding assembly and grinder |
| CN114604027B (en) * | 2022-04-15 | 2023-09-15 | 雪松 | Nib grinding assembly and grinder |
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|---|---|
| CN104149529B (en) | 2016-04-27 |
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