CN109733100B - Movement of electric pencil sharpener - Google Patents
Movement of electric pencil sharpener Download PDFInfo
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- CN109733100B CN109733100B CN201910167899.9A CN201910167899A CN109733100B CN 109733100 B CN109733100 B CN 109733100B CN 201910167899 A CN201910167899 A CN 201910167899A CN 109733100 B CN109733100 B CN 109733100B
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Abstract
The application provides a movement of an electric pencil sharpener, and belongs to the technical field of machinery. The pencil sharpener solves the problem that the existing electric pencil sharpener cannot adjust and control the pencil sharpening thickness while having an automatic stop function. The pen holder is internally provided with a pen blocking block, an ejector rod is arranged in the support in a penetrating manner, the upper end of the ejector rod is propped against the lower end of the pen blocking block, the lower end of the base is axially fixed with an adjusting head, an adjusting rod is arranged on the base in a penetrating manner, the lower end of the adjusting rod is in threaded connection with the adjusting head, the upper end of the adjusting rod extends out of the base and is circumferentially fixed with a switch seat, the switch seat is circumferentially fixed with the support and is in sliding connection with the support in the vertical direction, a micro switch is fixed on the switch seat, a trigger part is arranged on the micro switch, and the lower end of the ejector rod is propped against the trigger part and can trigger the micro switch when the ejector rod moves downwards. The pencil planing machine has the advantages of being capable of adjusting, controlling and conveniently adjusting the planing thickness of the pencil while automatically stopping the pencil planing machine.
Description
Technical Field
The application belongs to the technical field of machinery, relates to an electric pencil sharpener, and in particular relates to a machine core of the electric pencil sharpener.
Background
The electric pencil sharpener is a common office stationery in the current office or daily study life, and the traditional electric pencil sharpener only has the function of dynamic shaving, but along with the faster and faster pace of life, the requirements of people on the electric pencil sharpener are also higher and higher. Therefore, the inventor proposes the core of the electric pencil sharpener with the application number of 201610438307.9, which comprises a shell with an opening at the upper end, a pencil holder arranged in the shell, a shaving assembly positioned at one side of the pencil holder and a motor capable of controlling the shaving assembly to work, wherein the pencil holder is provided with a pencil placing channel, a pencil blocking block capable of moving up and down is arranged at the position right below the pencil placing channel, a push rod is arranged in the shell, the upper end of the push rod stretches into the pencil holder and abuts against the lower end of the pencil blocking block, the lower end of the shell is connected with a base, the bottom of the base is axially fixedly connected with an adjusting head, and the lower end of the push rod penetrates through the base and is in threaded connection with the adjusting head. The pencil is put into the pen placing channel of the pen rack and shaved, the pencil blocking block is positioned at the lower end of the pen placing channel, the pencil point of the pencil can be contacted with the pencil blocking block after the shaving is finished, the upper end of the ejector rod is propped against the lower end of the pencil blocking block, the lower end of the ejector rod passes through the base and is in threaded connection with the adjusting head, the adjusting head is axially fixed on the base, then the adjusting head is rotated to drive the ejector rod to move up and down, so that the pencil blocking block moves up or down to control the pencil point thickness of the pencil, namely, the machine core has the function of controlling the pencil shaving thickness.
In addition, the inventor also proposes a movement of an electric pencil sharpener with the application number 201610512074.2, a pencil blocking block capable of moving up and down is arranged right below a pencil placing channel, a push rod is arranged in a shell, a third micro switch with a triggering part is fixed on the shell, the upper end of the push rod is abutted against the bottom of the pencil blocking block, the lower end of the push rod is abutted against the triggering part of the third micro switch, after the pencil end is shaved, the pencil blocking block is contacted with the pencil blocking block, the pencil blocking block and the push rod are pressed downwards, the lower end of the push rod presses the triggering part of the third micro switch to trigger the micro switch, and therefore a motor stops working to realize automatic shutdown of the electric pencil sharpener after the shaving is finished. However, since the automatic stopping function after finishing the planing and the pencil planing thickness control function are realized by the ejector rod, and the lower end of the ejector rod can only be matched with one part, the electric pencil sharpener cannot control the planing thickness of the pencil while having the automatic stopping function.
Disclosure of Invention
The application aims at solving the problems in the prior art, and provides a movement of an electric pencil sharpener, which solves the technical problem that the electric pencil sharpener cannot adjust and control the pencil sharpening thickness while having an automatic stop function.
The aim of the application can be achieved by the following technical scheme:
the utility model provides an electric pencil sharpener's core, includes the support, locates on the support and along the vertical direction have the penholder of passageway, arrange in penholder one side and partly be located the passageway planing subassembly, can control planing subassembly and open the motor that stops and connect in the base of support lower extreme, be equipped with the pen piece that hinders that can reciprocate in the penholder below the passageway, wear to be equipped with the ejector pin in the support, the ejector pin upper end supports and is leaned on the lower extreme that hinders the pen piece, the base lower extreme axial is fixed with rotatable adjustment head, wears to be equipped with on the base to adjust the pole, adjust pole lower extreme and adjustment head threaded connection, its characterized in that, adjust pole upper end stretch out the base and circumference is fixed with the switch seat, switch seat and support circumference fixed and both follow vertical direction sliding connection, be fixed with the micro-gap switch that can control motor stopped when being triggered on the switch seat, be equipped with the trigger part on the micro-gap switch, the ejector pin lower extreme supports and leans on the trigger part and can trigger micro-gap switch when the ejector pin moves down.
When the electric pencil sharpener is normally used, the pencil is placed in the channel of the pencil holder, automatic feeding of the pencil is realized by the pencil feeding mechanism in the electric pencil sharpener, and meanwhile, the motor is started to drive the planing assembly to plane the end part of the pencil in the continuous pencil feeding process. When the pencil is automatically fed to the position that the pencil end abuts against the upper end of the pencil blocking block, the pencil end can generate downward pressure on the pencil blocking block and drive the pencil blocking block and the ejector rod to move downwards together, and the ejector rod moves downwards to trigger the micro switch to control the motor to stop, so that automatic stop of the electric pencil sharpener after planing is completed is realized. The position of the blocking block determines the shaving time of the electric sharpener and thus the thickness of the pencil end after shaving is completed. Because adjust pole and adjustment head threaded connection, adjust pole upper end and stretch out the base and circumference is connected with the switch seat, switch seat and support circumference are fixed and both follow vertical direction sliding connection, then just can drive the regulation pole and upwards move when the user rotates the adjustment head to make the switch seat upwards move, micro-gap switch fixes on the switch seat, then micro-gap switch also can upwards move, and the trigger part on the micro-gap switch just can promote the ejector pin and hinder the upward movement of a piece like this, hinders the position of a piece and just has changed like this, can adjust and control the pencil tip thickness of planing from this.
Through the fixed switch seat of circumference on adjusting the pole setting switch seat and support circumference fixed and follow vertical direction sliding connection, be fixed in the switch seat again with micro-gap switch simultaneously on for this electronic pencil sharpener has possessed the function of automatic shutdown function and pencil tip thickness regulation after the planing is accomplished simultaneously.
In the movement of the electric pencil sharpener, the switch seat comprises two positioning heads which are vertically arranged and hollow, and a seat body which is fixedly connected between the two positioning heads, the micro switch is fixed on the seat body, the adjusting rod is circumferentially fixed with the seat body, two guide posts are arranged at the lower end of the bracket, and the lower ends of the two guide posts are respectively inserted into the corresponding positioning heads.
The switch seat comprises two vertical positioning heads and a seat body fixedly connected between the two positioning heads, two guide posts are arranged below the support, the two guide posts are respectively inserted into the corresponding positioning heads, and because the support is fixed, the switch seat and the support are circumferentially fixed by respectively inserting the two guide posts into the corresponding positioning heads, the adjusting rod is circumferentially fixed with the support, and therefore the adjusting rod can be prevented from rotating when the adjusting head is rotated, and the adjusting rod can be moved upwards or downwards to adjust and control the thickness of the end part of the shaved pencil.
In the movement of the electric pencil sharpener, the base comprises a transverse plate and a vertical plate fixedly connected with the transverse plate, the micro switch is fixed on the inner side of the vertical plate, the lower end of the transverse plate is provided with a raised head, the bottom of the raised head is provided with a non-circular connecting hole, the shape of the upper end of the adjusting rod is the same as that of the connecting hole, and the upper end of the adjusting rod is inserted into the connecting hole.
The seat body comprises a transverse plate and a vertical plate fixedly connected with the transverse plate, the lower end of the transverse plate is provided with a raised head, the bottom of the raised head is provided with a non-circular connecting hole, the shape of the upper end of the adjusting rod is the same as that of the connecting hole, and therefore, the adjusting rod and the raised head can be circumferentially fixed only by inserting the upper end of the adjusting rod into the connecting hole, and the adjusting rod can be kept motionless to realize up-and-down movement when the adjusting head rotates.
In the movement of the electric pencil sharpener, the first springs are sleeved on the two guide posts, the upper ends of the first springs are propped against the lower end face of the bracket, the lower ends of the first springs are propped against the upper end faces of the corresponding positioning heads respectively, and the protruding heads are sleeved on the upper ends of the adjusting rods all the time under the action of the elastic force of the first springs.
The guide post is sleeved with the first spring, the protruding head of the switch seat can be sleeved at the upper end of the adjusting rod all the time by utilizing the elasticity of the first spring, so that the connection stability of the adjusting rod and the switch seat can be ensured, the adjusting rod can be fixed circumferentially by the switch seat and the bracket all the time, and the adjusting rod can be driven to drive the switch seat to move upwards or downwards to adjust the thickness of the end part of the pencil when a user rotates the adjusting head.
In the above-mentioned electric pencil sharpener's core, as another technical scheme, the pedestal include the diaphragm and with the riser that the diaphragm links firmly, micro-gap switch fixes in the riser inboard, diaphragm lower extreme links firmly as an organic wholely with adjusting the pole upper end.
The lower end of the transverse plate is fixedly connected with the upper end of the adjusting rod into a whole, which means that the adjusting rod and the whole switch seat are of an integral structure, then the adjusting rod and the switch seat are naturally fixed in the circumferential direction, and the switch seat and the bracket are fixed in the circumferential direction by means of the guide post penetrating through the positioning head, so that the adjusting rod is fixed when the adjusting head is rotated, and the adjusting rod can move upwards or downwards to adjust and control the thickness of the end part of the shaved pencil.
In the movement of the electric pencil sharpener, as another technical scheme, the switch seat comprises two vertically arranged positioning columns and a seat body fixedly connected between the lower ends of the two positioning columns, the micro switch is fixed on the seat body, the adjusting rod is circumferentially fixed with the seat body, two hollow guide heads are arranged at the lower ends of the support, and the upper ends of the two positioning columns are respectively inserted into the corresponding guide heads.
The switch seat comprises two vertically arranged positioning columns and a seat body fixedly connected between the lower ends of the two positioning columns, two hollow guide heads are arranged at the lower ends of the support, the upper ends of the two positioning columns are respectively inserted into the corresponding guide heads, and because the support is fixed, the switch seat and the support are circumferentially fixed by respectively inserting the upper ends of the two positioning columns into the corresponding guide heads, the adjusting rod can be prevented from rotating when the adjusting head is rotated, so that the adjusting rod can move upwards or downwards to adjust and control the thickness of the end part of a shaved pencil.
In the movement of the electric pencil sharpener, the two positioning columns are respectively sleeved with the second springs, the lower ends of the second springs are respectively abutted against the upper end of the base body, the upper ends of the second springs are respectively abutted against the lower end surfaces of the corresponding guide heads, the lower end of the base body is provided with a non-circular connecting hole, the shape of the upper end of the adjusting rod is the same as that of the connecting hole, and the base body is always sleeved at the upper end of the adjusting rod through the connecting hole under the action of the elasticity of the second springs.
The second springs are sleeved on the two positioning columns, the base body can be sleeved at the upper end of the adjusting rod through the connecting holes all the time under the action of the elastic force of the second springs by utilizing the elastic force of the second springs, so that the connection stability of the adjusting rod and the switch base can be ensured, the adjusting rod can be fixed circumferentially all the time by means of the switch base and the bracket, and therefore, when a user rotates the adjusting head, the adjusting rod can be driven to drive the switch base to move upwards or downwards to adjust the thickness of the end part of the pencil.
Compared with the prior art, the movement of the electric pencil sharpener can trigger the micro switch to automatically stop after finishing planing by fixing the micro switch on the switch seat and pressing the pencil block and the ejector rod at the pencil end; meanwhile, the switch seat is fixedly arranged on the circumference of the support and is in sliding connection with the vertical direction, and the switch seat is fixedly arranged on the circumference of the adjusting rod, so that the adjusting rod can be driven to move upwards or downwards along with the switch seat when a user rotates the adjusting head, the position of the pencil blocking block is changed, automatic stop after planing is finished, and pencil planing thickness can be adjusted and controlled.
Drawings
Fig. 1 is a schematic view of a first embodiment of a movement of the present electric pencil sharpener.
Fig. 2 is a cross-sectional view of a first embodiment of a cartridge of the present electric pencil sharpener.
Fig. 3 is a schematic diagram of connection between the switch base and the adjusting lever in the first embodiment.
Fig. 4A is a schematic diagram of a switch base in the first embodiment.
Fig. 4B is another schematic view of the switch base in the first embodiment.
In the figure, 1, a bracket; 1a, a guide post; 1b, connecting columns; 2. a pen rack; 2a, a channel; 3. a planing assembly; 3a, gears; 3b, hob; 4. a motor; 5. a pen blocking block; 6. a push rod; 7. a base; 8. adjusting the head; 9. an adjusting rod; 10. a switch base; 11. a positioning head; 12. a base; 12a, a cross plate; 12a1, a nose; 12a2, connection holes; 12b, risers; 13. a micro-switch; 13a, a trigger part; 14. a first spring; 15. a rotating shaft; 16. a gear mechanism; 17. an inner gear ring.
Detailed Description
The following are specific embodiments of the present application and the technical solutions of the present application will be further described with reference to the accompanying drawings, but the present application is not limited to these embodiments.
Example 1
As shown in fig. 1 and 2, the movement of the electric pencil sharpener comprises a bracket 1, wherein a pencil holder 2 with a channel 2a along the vertical direction is arranged on the bracket 1, a shaving assembly 3 is arranged on one side of the pencil holder 2, the shaving assembly 3 is partially positioned in the channel 2a, a motor 4 capable of controlling the starting and stopping of the shaving assembly 3 is arranged at the lower end of the bracket 1, specifically, a rotating shaft 15 is arranged in the bracket 1 along the vertical direction, the pencil holder 2 is fixed at the upper end of the rotating shaft 15, the lower end of the rotating shaft 15 and an output shaft of the motor 4 transmit power through a gear mechanism 16, an inner gear ring 17 is fixed on the bracket 1, the shaving assembly 3 comprises a gear 3a capable of freely rotating and a hob 3b coaxially arranged with the gear 3a and capable of synchronously rotating with the gear 3a, the hob 3b is partially positioned in the channel 2a, and the gear 3a is meshed with the inner gear ring 17.
As shown in fig. 2, a pen blocking block 5 capable of moving up and down is arranged in the pen rack 2, the pen blocking block 5 is located under the channel 2a, and the specific connection mode of the pen blocking block 5 can refer to the movement of the electric pencil sharpener disclosed in application number 201610438307.9. The push rod 6 is arranged in the rotating shaft 15 in a penetrating way, the upper end of the push rod 6 stretches into the pen rack 2 and abuts against the lower end of the pen blocking block 5, the micro switch 13 capable of controlling the motor 4 to stop when triggered is arranged below the support 1, the trigger part 13a is arranged on the micro switch 13, the lower end of the push rod 6 abuts against the trigger part 13a, and the micro switch 13 can be triggered when the push rod 6 moves downwards. In this embodiment, the micro switch 13 is a dome type micro switch 13, and the trigger portion 13a is a dome on the dome type micro switch 13.
During planing, a pencil is placed in the channel 2a of the penholder 2, meanwhile, the motor 4 is started, the output shaft of the motor 4 drives the rotating shaft 15 and the penholder 2 to rotate through the gear mechanism 16, so that the gear 3a rotates around the annular gear 17 to enable the hob 3b to rotate, and the hob 3b is positioned in the channel 2a partially, so that the hob 3b can automatically plane the end of the pencil.
After planing, the pencil end will abut against the upper end of the pencil block 5. When the pencil moves down further, downward pressure is generated on the pencil blocking block 5, the pencil blocking block 5 is forced to move down and push the ejector rod 6 to move down, so that the lower end of the ejector rod 6 presses the trigger part 13a to trigger the micro switch 13, and the motor 4 is controlled to stop working to realize automatic stop after planing is finished. After the pencil exits the penholder 2, the trigger part 13a is reset upwards under the action of self elasticity, and meanwhile, the trigger part 13a pushes the ejector rod 6 and the pencil blocking block 5 to move upwards to the initial setting position.
As shown in fig. 1 and 2, the lower end of the bracket 1 is connected with a base 7, the lower end of the bracket 1 is provided with a plurality of connecting columns 1b, and the base 7 is fixed at the lower end part of each connecting column 1 b. The lower end of the base 7 is axially fixed with a rotatable adjusting head 8, and the specific positioning mode of the adjusting head 8 on the base 7 can refer to the movement of the electric pencil sharpener disclosed by the application number 201610438307.9. The base 7 is provided with an adjusting rod 9 in a penetrating way, the lower end of the adjusting rod 9 is in threaded connection with the adjusting head 8, the upper end of the adjusting rod 9 extends out of the base 7 and is circumferentially fixed with a switch seat 10, the switch seat 10 is circumferentially fixed with the support 1 and is in sliding connection with the support 1 along the vertical direction, and the micro switch 13 is fixed on the switch seat 10.
As shown in fig. 2, 3, 4A and 4B, the switch base 10 includes two positioning heads 11 vertically arranged and hollow, and a base 12 fixedly connected between the two positioning heads 11, the base 12 includes a transverse plate 12a and a vertical plate 12B fixedly connected with the transverse plate 12a, the micro switch 13 is fixed on the inner side of the vertical plate 12B, a protruding head 12a1 is arranged at the lower end of the transverse plate 12a, a non-circular connecting hole 12a2 is arranged at the bottom of the protruding head 12a1, the shape of the upper end of the adjusting rod 9 is identical to that of the connecting hole 12a2, and the upper end of the adjusting rod 9 is inserted into the connecting hole 12a 2.
As shown in fig. 1 and 2, two guide posts 1a are provided at the lower end of the bracket 1, and the lower ends of the two guide posts 1a are respectively inserted into the corresponding positioning heads 11. The two guide posts 1a are respectively sleeved with a first spring 14, the upper ends of the first springs 14 are respectively propped against the lower end face of the bracket 1, the lower ends of the first springs 14 are respectively propped against the upper end face of the corresponding positioning head 11, and the raised heads 12a1 are always sleeved at the upper ends of the adjusting rods 9 under the action of the elastic force of the first springs 14.
The position of the block 5 determines the shaving time of the electric sharpener, and thus the thickness of the pencil end after shaving is determined. Since the adjusting rod 9 is screwed with the adjusting head 8, the upper end of the adjusting rod 9 is inserted into the connecting hole 12a2 to form circumferential fixation with the switch seat 10, and the switch seat 10 is also fixed with the bracket 1 in circumferential fixation by the guide post 1a penetrating through the positioning head 11, this means that the adjusting rod 9 is fixed with the bracket 1 in circumferential fixation, and the bracket 1 is fixed so that the adjusting rod 9 cannot be rotated, so that the adjusting rod 9 can be moved up or down along the screw thread when the user rotates the adjusting head 8. The switch seat 10 is always connected with the adjusting rod 9 through the first spring 14, when the adjusting rod 9 moves upwards or downwards, the switch seat 10 and the micro switch 13 fixed on the switch seat 10 move upwards or downwards, when the micro switch 13 moves upwards, the trigger part 13a pushes the pen blocking block 5 to move upwards through the ejector rod 6, when the micro switch 13 moves downwards, the pen blocking block 5 and the ejector rod 6 move downwards through the self gravity action, namely, the position of the pen blocking block 5 is changed, and therefore the thickness of the sliced pencil end can be adjusted and controlled.
Example two
The present embodiment is basically the same in structure and principle as the first embodiment, except that: in this embodiment, the base 12 includes a transverse plate 12a and a vertical plate 12b fixedly connected to the transverse plate 12a, the micro switch 13 is fixed on the inner side of the vertical plate 12b, and the lower end of the transverse plate 12a is fixedly connected to the upper end of the adjusting rod 9.
Example III
The present embodiment is basically the same in structure and principle as the first embodiment, except that: in this embodiment, the switch seat 10 includes two vertically arranged positioning columns and a seat body 12 fixedly connected between the lower ends of the two positioning columns, the micro switch 13 is fixed on the seat body 12, the adjusting rod 9 is circumferentially fixed with the seat body 12, two hollow guide heads are arranged at the lower end of the bracket 1, and the upper ends of the two positioning columns are respectively inserted into the corresponding guide heads. The two positioning columns are respectively sleeved with a second spring, the lower ends of the second springs are respectively propped against the upper end of the seat body 12, the upper ends of the second springs are respectively propped against the lower end surfaces of the corresponding guide heads, the lower end of the seat body 12 is provided with a non-circular connecting hole, the shape of the upper end of the adjusting rod 9 is the same as that of the connecting hole, and the seat body 12 is always sleeved at the upper end of the adjusting rod 9 through the connecting hole under the action of the elasticity of the second springs.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the application. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the application or exceeding the scope of the application as defined in the accompanying claims.
Claims (2)
1. The machine core of the electric pencil sharpener comprises a bracket (1), a pencil rack (2) which is arranged on the bracket (1) and provided with a channel (2 a) along the vertical direction, a shaving assembly (3) which is arranged on one side of the pencil rack (2) and is partially positioned in the channel (2 a), a motor (4) which can control the starting and stopping of the shaving assembly (3), and a base (7) which is connected with the lower end of the bracket (1), wherein a pencil blocking block (5) which can move up and down is arranged below the channel (2 a) in the pencil rack (2), a rotating shaft (15) is arranged in the bracket (1) along the vertical direction, the pencil rack (2) is fixed at the upper end of the rotating shaft (15), a push rod (6) is arranged between the lower end of the rotating shaft (15) and an output shaft of the motor (4) in a transmission mode through a gear mechanism (16), the upper end of the push rod (6) is propped against the lower end of the pencil blocking block (5), an adjusting head (8) which can rotate is axially fixed at the lower end of the base (7), an adjusting rod (9) is arranged on the base (7), the adjusting rod (9) in a penetrating way, the adjusting rod (8) is connected with the adjusting rod (8) along the circumferential direction, and the adjusting rod (10) is fixedly connected with the circumference of the switch (10) along the circumference direction, the automatic control device comprises a switch seat (10), a micro switch (13) capable of controlling a motor (4) to stop when triggered is fixed on the switch seat (10), a trigger part (13 a) is arranged on the micro switch (13), the lower end of a push rod (6) is propped against the trigger part (13 a) and can trigger the micro switch (13) when the push rod (6) moves downwards, the switch seat (10) comprises two vertical positioning heads (11) and seat bodies (12) fixedly connected between the two positioning heads (11), the micro switch (13) is fixed on the seat bodies (12) and the adjusting rod (9) is circumferentially fixed with the seat bodies (12), two guide posts (1 a) are arranged at the lower ends of the support (1), the lower ends of the two guide posts (1 a) are respectively inserted into the corresponding positioning heads (11), the seat bodies (12) comprise transverse plates (12 a) and vertical plates (12 b) fixedly connected with the transverse plates (12 a), the micro switch (13) are fixed on the inner sides of the vertical plates (12 b), the lower ends of the transverse plates (12 a) are provided with the protruding heads (12 a), and the lower ends of the protruding heads (12 a) are provided with protruding heads (12 a) which are not in the same shape as the connecting holes (2 a), and the connecting holes (2 a) are inserted into the connecting holes (2).
2. The movement of the electric pencil sharpener according to claim 1, wherein the first springs (14) are sleeved on the two guide posts (1 a), the upper ends of the first springs (14) are propped against the lower end face of the bracket (1), the lower ends of the first springs (14) are propped against the upper end face of the corresponding positioning head (11), and the raised heads (12 a 1) are always sleeved on the upper ends of the adjusting rods (9) under the action of the elastic force of the first springs (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910167899.9A CN109733100B (en) | 2019-03-06 | 2019-03-06 | Movement of electric pencil sharpener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910167899.9A CN109733100B (en) | 2019-03-06 | 2019-03-06 | Movement of electric pencil sharpener |
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| Publication Number | Publication Date |
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| CN109733100A CN109733100A (en) | 2019-05-10 |
| CN109733100B true CN109733100B (en) | 2023-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910167899.9A Active CN109733100B (en) | 2019-03-06 | 2019-03-06 | Movement of electric pencil sharpener |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111169206B (en) * | 2020-03-11 | 2024-06-14 | 三木控股集团有限公司 | Electric safety pencil sharpener |
| CN111391550B (en) * | 2020-04-21 | 2021-05-07 | 浙江天翔环保设备有限公司 | Automatic pencil sharpener powered by power supply |
| CN114953816B (en) * | 2022-05-12 | 2023-06-16 | 义乌市鼎邦文体用品有限公司 | Operation control method and system of electric cutting mechanism |
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| KR20140137138A (en) * | 2013-05-22 | 2014-12-02 | (주)루맥스헬스케어 | Pencil sharpener with adjustable length of pencil lead and method thereof |
| CN106004188A (en) * | 2016-06-16 | 2016-10-12 | 三木控股集团有限公司 | Core of electric pencil sharpening machine |
| CN106114021A (en) * | 2016-06-28 | 2016-11-16 | 三木控股集团有限公司 | A kind of movement of electric pencil sharpener |
| CN107599706A (en) * | 2017-09-15 | 2018-01-19 | 邓更强 | One kind automatically cuts pencil sharpener |
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- 2019-03-06 CN CN201910167899.9A patent/CN109733100B/en active Active
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| CN1760042A (en) * | 2004-10-13 | 2006-04-19 | 株式会社Ktf | Pencil sharpener |
| CN101062644A (en) * | 2006-04-27 | 2007-10-31 | 株式会社Ktf | An electric pencil sharpener |
| CN202806102U (en) * | 2012-09-19 | 2013-03-20 | 华安立高文具制品（深圳）有限公司 | Electric pencil sharpener |
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| CN109733100A (en) | 2019-05-10 |
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