CN103386850A - Electric pencil sharpening machine capable of changing cutters - Google Patents
Electric pencil sharpening machine capable of changing cutters Download PDFInfo
- Publication number
- CN103386850A CN103386850A CN2012101400708A CN201210140070A CN103386850A CN 103386850 A CN103386850 A CN 103386850A CN 2012101400708 A CN2012101400708 A CN 2012101400708A CN 201210140070 A CN201210140070 A CN 201210140070A CN 103386850 A CN103386850 A CN 103386850A
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- connection block
- pencil sharpener
- electric pencil
- tool rest
- cutting tool
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Abstract
The invention discloses an electric pencil sharpening machine capable of changing cutters. The electric pencil sharpening machine mainly comprises a cutter module which is contained in a chip collecting box and can be separated from the opening of the chip collecting box, wherein the cutter module comprises a connecting seat, a cutter seat and a cutter which is arranged on the cutter seat; a combination hole is formed in the central position of the connecting seat and penetrates through the connecting seat; a plurality of elastic arms are arranged on one end face of the cutter seat, can extend into the combination hole, are hooked against the connecting seat and are positioned on the periphery of the combination hole, so that the cutter seat can rotatably connected with the connecting seat; and a connecting piece is arranged on the cutter seat and used for connecting with a transmission gear, so that the cutter seat is connected with the transmission gear and driven by the transmission gear to rotate. Consequently, the formed electric pencil sharpening machine can be convenient to change and can be changed with the cutter module.
Description
Technical field
The present invention is about a kind of electric pencil sharpener, espespecially a kind of cutter electric pencil sharpener of removable cutting tool very easily of changing.
Background technology
A kind of quite commonly used and widely used pen for writing use of pencil, the characteristic that its convenient and easy wiping is revised, be subject to liking of quite a lot of user, and general pencil in use for some time, need a stamen is cut and fines away, therefore the user of pencil need be used in conjunction with pencil sharpener mostly, pencil is carried out cutting operation, and wherein utilize motor to drive a cutter with the electric pencil sharpener of sharpening pencil automatically and rapidly, more general manual pencil sharpener is more laborsaving and quick in the use, quite convenient in the use, also quite be subject to user's welcome.
Right existing electric pencil sharpener is after the use of a period of time, its cutter can produce the situations such as abrasion or damage, but because of between the cutter of existing electric pencil sharpener and drive unit directly with the transmission device connection for transmission, therefore can't facilitate and make rapidly cutter to separate with drive unit, carry out the replacing operation of cutter, therefore, the user often must abandon whole electric pencil sharpener, so not only can cause the waste of resource, more can increase the user and use and buy the cost of new pencil sharpener.
Secondly, though the existing electric pencil sharpener of part can attachedly be given the blade in order to change, but existing electric pencil sharpener is when allowing blade replacement more, except need, the body of electric pencil sharpener being taken apart, also need coordinate as instruments such as screwdrivers the blade of abrasion is pulled down from tool rest, again new blade is incorporated on tool rest with instrument,, so no matter in assembling or disassemble all suitable troubles and time-consuming of blade, causes user's inconvenience.
Summary of the invention
Therefore, the inventor, because deficiency and the defect of existing electric pencil sharpener cutter changing are special through continuous research and experiment, finally develop a kind of energy and improves existing defective the present invention.
The technical problem that the present invention solves is to provide a kind of electric pencil sharpener of removable cutting tool, can be after the cutter abrasion, and convenience and the cutter module that will wear and tear rapidly.
In addition, cutter module of the present invention is changed on the body of electric pencil sharpener, and can reach by this further, improves electric pencil sharpener use practicality, and reduces the purpose of replacement cost.
Technical solution of the present invention is:
A kind of electric pencil sharpener of removable cutting tool, wherein, it includes:
One body, be provided with a transmission device in this body, and be provided with a bits collecting box on this body, and this bits collecting box end face is provided with an opening;
One is arranged on the opening of this bits collecting box to cover the upper cover of this opening, in this upper cover, is provided with a pencil insert port that runs through this upper cover; And
One is placed in this bits collecting box and the cutter module that can be separated by the opening of this bits collecting box, this cutter module includes a connecting seat, a tool rest and is arranged at the cutter on this tool rest, be provided with one in this Connection Block and run through this Connection Block and the combined hole relative with this pencil insertion hole, this tool rest can be connected with this Connection Block rotationally, be provided with again a connector in order to this transmission device, to be connected on this tool rest, make this tool rest be connected with this transmission device and by this transmission device, be driven and rotate.
Learnt by above explanation, the present invention has advantages of as follows really:
When the present invention can have the situation of abrasion at the cutter of cutter module, after opening upper cover, the cutter module is directly pulled away from upper cover or bits collecting box bottom surface, again new cutter module is changed and is plugged in upper cover or bits collecting box bottom surface, the cutter module that so can facilitate and more renew rapidly, and need not abandon whole electric pencil sharpener, the waste of resource can be reduced, and the use cost of electric pencil sharpener can be significantly reduced.
Description of drawings
Fig. 1 is the stereo appearance figure of first embodiment of the invention;
Fig. 2 is the three-dimensional exploded view of first embodiment of the invention;
Fig. 3 is the upper cover of first embodiment of the invention and the three-dimensional exploded view of cutter module;
Fig. 4 is the profile of first embodiment of the invention;
Fig. 5 is the local amplification profile of first embodiment of the invention;
Fig. 6 is the Connection Block of cutter module of the present invention and the local amplification profile of tool rest;
Fig. 7 is the local amplification profile of upper cover of the present invention and the combination of cutter module;
Fig. 8 is the upper cover of second embodiment of the invention and the three-dimensional exploded view of cutter module;
Fig. 9 is the three-dimensional exploded view of third embodiment of the invention;
Figure 10 is the local amplification profile of third embodiment of the invention;
The main element label declaration:
10: body 12: transmission device 122,122B: driving member
14,14B: bits collecting box 142B: connect slot 16,16A, 16B: upper cover
162: pencil insert port 164: connect slot 16 6: holding tank
168A: in conjunction with hook sheet 20,20A, 20B: cutter module 22,22A, 22B: Connection Block
221,221B: combined hole 222,222A, 222B: connect lug 224: clamping ribs
226: cover frame 24,24B: tool rest 242: elastic arm
244: tool rest dish 246,246B: connector 26: cutter
The specific embodiment
Understand for technical characterictic of the present invention, purpose and effect being had more clearly, now contrast description of drawings the specific embodiment of the present invention.
the present invention is about a kind of electric pencil sharpener of removable cutting tool, please coordinate referring to Fig. 1 to Fig. 4, by seeing in figure, electric pencil sharpener of the present invention includes a body 10, be provided with a transmission device 12 in body 10, and be provided with a bits collecting box 14 on body 10, and this bits collecting box 14 can be fixing or be arranged at separably body 10, these bits collecting box 14 end faces are provided with an opening, and be provided with a upper cover 16 in order to the opening that covers bits collecting box 14 on the opening of bits collecting box 14, be provided with always to put on upper cover 16 and cover 16 pencil insert port 162, wherein this transmission device 12 mainly can include a motor, the transmission mechanisms such as one power supply unit and gear train, and that transmission device 12 can be is existing, and non-emphasis of the present invention, therefore at this, separately do not repeat, transmission device 12 ends have a driving member 122 that is positioned at bits collecting box 14 bottom surfaces.
the another cutter module 20 that can be placed in by the opening separation of bits collecting box 14 in bits collecting box 14 that is provided with in bits collecting box 14, please coordinate referring to Fig. 2 to Fig. 5, this cutter module 20 is connected with transmission device 12 and by transmission device 12, is driven, wherein this cutter module 20 is connected to upper cover 16 separably with the structure of concavo-convex cooperation, this cutter module 20 consists predominantly of a connecting seat 22 again, one tool rest 24 and a cutter 26, this Connection Block 22 is connected separably with upper cover 16, it can be provided with the connection lug 222 of at least one on Connection Block 22, can be for connecting lug 222 insertions connection slot 16 4 wherein and be provided with at least one on upper cover 16, the preferably, connect lug 222 and connect slot 16 4 and be respectively two, by connecting lug 222 and the mutual grafting that is connected slot 16 4, Connection Block 22 is combined with upper cover 16 separably, in addition, also can be arranged on upper cover 16 connecting lug 222, and will connect slot 16 4, be arranged on Connection Block 22.
Respectively connecting again lug 222 can cross section in T shape and be formed with a clamping ribs 224, please coordinate again referring to Fig. 7, but respectively connect again slot 16 4 be formed with a clamping relatively connect the holding tank 166 of the clamping ribs 224 on lug 222, wherein, the width of each holding tank 166 be slightly less than the relative thickness of clamping ribs 224, can allow by this 166 pairs of clamping ribs 224 of holding tank that the chucking power of a side direction is provided, Connection Block 22 can firmly be connected with upper cover 16.
This tool rest 24 is connected with Connection Block 22 rotationally, wherein in the middle position of Connection Block 22, be provided with one and run through Connection Block 22 and the combined hole 221 relative with this pencil insertion hole 162, be formed with several combined hole 221 and hooks of stretching into and be butted on this Connection Block 22 and be positioned at the elastic arm 242 on the surface of these combined hole 221 peripheries and in an end face of contiguous these Connection Blocks 22 of tool rest 24, be convexly equipped with, by the combination of elastic arm 242 with combined hole 221, tool rest 24 is connected rotationally with Connection Block 22; Otherwise, also can be provided with hook in the ora terminalis of Connection Block 22 and be butted on the elastic arm of tool rest 24 peripheries, and tool rest 24 is connected with Connection Block 22 rotationally.
Please coordinate again referring to Fig. 6 again, be formed with one first gap between the inner edge surface of each elastic arm 242 and combined hole 221, to reduce the generation of frictional force, and make the tool rest 24 can be smoothly and rotate relative to Connection Block 22 swimmingly, another this Connection Block 22 is provided with the cover frame 226 of an annular towards a side of this tool rest 24, and in tool rest 24, near an end place radial convex that is connected with this Connection Block 22, be provided with a tool rest dish 244 that is placed in this annular cover frame 226, be formed with one second gap between this tool rest dish 244 and cover frame 226 inner edge surfaces; The preferably, the second gap that tool rest dish 244 and cover frame are 226 is less than the first gap of 221 of elastic arm 242 and combined holes, so in case during tool rest 24 rotation friction excessive, can guarantee that tool rest 24 can stably rotate when rotating, avoid occurring the situation of beat simultaneously.In addition, when if elastic arm is arranged on Connection Block 22, its elastic arm can be arranged at the cover frame 226 of Connection Block 22, and the elastic arm hook is butted on tool rest dish 244 peripheries, to provide tool rest 24 to be connected to rotationally the another kind of embodiment of Connection Block 22, secondly, can be in order to limit the relative Connection Block 22 of tool rest 24 ratchet device of one-directional rotation in can separately arranging one between Connection Block 22 and tool rest 24.
this cutter 26 is arranged on tool rest 24, and can be blade, the form such as hobboing cutter or planing tool, the present invention does not limit structure and the form of cutter, differ from tool rest 24 other end that combines with Connection Block 22 and be provided with a connector 246 that is connected in order to the driving member 122 with transmission device 12, this connector 246 can be sleeve pipe as shown in the figure, be convexly equipped with on internal surface of sleeve pipe and be formed with the engaging tooth that can fasten with the driving member 122 of transmission device 12, tool rest 24 can be rotated relative to Connection Block 22 because of the drive of transmission device 12, to utilize the cutter 26 on tool rest 24 to carry out sharpening pencil, secondly, coordinate different transmission devices 12, this connector 246 also can be internal gear or spur gear etc.
by this, when the cutter 26 of cutter module 20 has the situation of abrasion or rust because of use, please refer to Fig. 2, 3, upper cover 16 can be taken off on bits collecting box 14, this moment, 20 meetings of cutter module be removed in bits collecting box 14 with upper cover 16, be separable concavo-convex connection with upper cover 16 by being connected lug 222 and connecting slot 16 4 because of cutter module 20 simultaneously, so also can facilitate and rapidly cutter module 20 be separated from upper cover 16, and after new cutter module 20 is plugged to upper cover 16, again upper cover 16 is covered on bits collecting box 14 again, complete the replacing operation of cutter module 20.
Moreover, because can being, bits collecting box 14 is incorporated into separably on body 10, therefore also bits collecting box 14 can be taken off on body 10, make upper cover 16, cutter module 20 and bits collecting box 14 form a modular small-sized hand-operated pencil sharpener, manually to cut pen, allow pencil sharpener of the present invention have the form of electronic and dual-use manual concurrently, and can improve practicality of the present invention.
Please coordinate referring to Fig. 8, for the upper cover of second embodiment of the invention and the three-dimensional exploded view of cutter module, by seeing in figure, the lug 222A that respectively connects on the Connection Block 22A of cutter module 20A can be tabular and not be provided with as shown in Figure 2 clamping ribs 224, but and also can be formed with in the bottom surface of upper cover 16A several hooks be butted on Connection Block 22A periphery in conjunction with hook sheet 168A, use upper cover 16A can be taken out from bits collecting box together with cutter module 20A when pulling away bits collecting box.
Please coordinate referring to Fig. 9 and 10, its third embodiment of the invention, by finding out in figure, the Connection Block 22B of cutter module 20B of the present invention is connected with concavo-convex cooperation with the bottom surface of bits collecting box 14B, it can be provided with the connection lug 222B of at least one on Connection Block 22B, being provided with at least one on bits collecting box 14B bottom surface can be for connecting lug 222B insertion connection slot 142B wherein, by connecting lug 222B and the mutual grafting that is connected slot 142B, Connection Block 22B is combined separably with bits collecting box 14B bottom surface; In addition, also can be arranged on bits collecting box 14B bottom surface connecting lug 222B, be arranged on Connection Block 22B and will connect slot 142B, secondly, the connection lug 222B of this embodiment can be as the first embodiment cross section in T shape, or as the second embodiment be tabular, and when connection lug 222B is tabular, but can upwards be formed with in the bottom surface of this bits collecting box 14B several hooks be butted on Connection Block 22B periphery in conjunction with the hook sheet, intensity and the stability of to improve Connection Block 22B, with bits collecting box 14B, being combined.
Again in this embodiment, the upper connector 246B that is connected with driving member 122B of tool rest 24B is arranged at the end that tool rest 24B combines with Connection Block 22B, and pass the combined hole 221B of Connection Block 22B and with driving member 122B, be connected, and other connected modes as tool rest 24B and Connection Block 22B and connect lug 222B and the cooperation that is connected slot 142B etc. can be identical with the first embodiment, separately do not repeat at this.
By this, when with upper cover 16B after taking off on bits collecting box 14B, can directly will pull away in the connection slot 142B of cutter module 20B by bits collecting box 14B bottom surface, cutter module 20B be separated and by taking out in bits collecting box 14B with bits collecting box 14B bottom surface, with the cutter module 20B that more renews to bits collecting box 14B.
The foregoing is only the schematic specific embodiment of the present invention, not in order to limit scope of the present invention.Any those skilled in the art, the equivalent variations of having done under the prerequisite that does not break away from design of the present invention and principle and modification, all should belong to the scope of protection of the invention.
Claims (31)
1. the electric pencil sharpener of a removable cutting tool, is characterized in that, it includes:
One body, be provided with a transmission device in this body, and be provided with a bits collecting box on this body, and this bits collecting box end face is provided with an opening;
One is arranged on the opening of this bits collecting box to cover the upper cover of this opening, in this upper cover, is provided with a pencil insert port that runs through this upper cover; And
One is placed in this bits collecting box and the cutter module that can be separated by the opening of this bits collecting box, this cutter module includes a connecting seat, a tool rest and is arranged at the cutter on this tool rest, be provided with one in this Connection Block and run through this Connection Block and the combined hole relative with this pencil insertion hole, this tool rest can be connected with this Connection Block rotationally, be provided with again a connector in order to this transmission device, to be connected on this tool rest, make this tool rest be connected with this transmission device and by this transmission device, be driven and rotate.
2. the electric pencil sharpener of removable cutting tool as claimed in claim 1, it is characterized in that, this Connection Block of this cutter module can be connected with this upper cover discretely with the structure of concavo-convex cooperation, and this connector is arranged at this tool rest with respect to its other end that combines with this Connection Block.
3. the electric pencil sharpener of removable cutting tool as claimed in claim 2, it is characterized in that, be provided with the connection lug of at least one on this Connection Block of this cutter module, and in this upper cover, be provided with at least one for described connection lug insertion connection slot wherein.
4. the electric pencil sharpener of removable cutting tool as claimed in claim 3, is characterized in that, this tool rest is provided with and a plurality ofly can stretches into the combined hole of this Connection Block and the elastic arm that hook is butted on the surface of this combined hole periphery in an end face of contiguous this Connection Block.
5. the electric pencil sharpener of removable cutting tool as claimed in claim 4, it is characterized in that, this Connection Block is provided with the cover frame of an annular towards a side of this tool rest, and in this tool rest, near an end place radial convex that is connected with this Connection Block, is provided with a tool rest dish that is placed in this annular cover frame.
6. the electric pencil sharpener of removable cutting tool as claimed in claim 5, it is characterized in that, be formed with one first gap between the inner edge surface of this combined hole of the described elastic arm of each on this tool rest and this Connection Block, and being formed with one second gap between this cover frame inner edge surface of this tool rest dish of this tool rest and this Connection Block, this first gap between each described elastic arm and this combined hole is greater than the second gap between this cover frame inner edge surface of this tool rest dish of this tool rest and this Connection Block.
7. the electric pencil sharpener of removable cutting tool as claimed in claim 6, it is characterized in that, each described connection lug cross section in T shape and be formed with a clamping ribs, each described connection slot is formed with the holding tank of clamping ribs on can each described relative connection lug of clamping again, and the width of each described holding tank is slightly less than the thickness of each relative described clamping ribs.
8. the electric pencil sharpener of removable cutting tool as claimed in claim 6, is characterized in that, each described connection lug is tabular.
9. the electric pencil sharpener of removable cutting tool as claimed in claim 8, is characterized in that, be formed with in the bottom surface of this upper cover a plurality of can hook be butted on this Connection Block periphery in conjunction with the hook sheet.
10. the electric pencil sharpener of removable cutting tool as claimed in claim 3, it is characterized in that, each described connection lug cross section in T shape and be formed with a clamping ribs, each described connection slot is formed with the holding tank of clamping ribs on can each described relative connection lug of clamping again, and the width of each described holding tank is slightly less than the thickness of each relative described clamping ribs.
11. the electric pencil sharpener of removable cutting tool as claimed in claim 3, is characterized in that, each described connection lug is tabular.
12. the electric pencil sharpener of removable cutting tool as claimed in claim 11, is characterized in that, be formed with in the bottom surface of this upper cover a plurality of can hook be butted on this Connection Block periphery in conjunction with the hook sheet.
13. the electric pencil sharpener as the described removable cutting tool of any one in claim 1 to 12, is characterized in that, this connector is a sleeve pipe, is convexly equipped with on this internal surface of sleeve pipe and is formed with the engaging tooth that can fasten with this transmission device.
14. the electric pencil sharpener of removable cutting tool as claimed in claim 13, is characterized in that, in arranging one between this Connection Block and this tool rest, can be in order to limit relative this Connection Block of this tool rest the ratchet device of one-directional rotation.
15. the electric pencil sharpener of removable cutting tool as claimed in claim 14, is characterized in that, this bits collecting box is and can be arranged on body discretely.
16. the electric pencil sharpener of removable cutting tool as claimed in claim 1, it is characterized in that, this Connection Block of this cutter module can be connected with the bottom surface of this bits collecting box discretely with the structure of concavo-convex cooperation, and this connector is arranged at the end that this tool rest combines with this Connection Block.
17. the electric pencil sharpener of removable cutting tool as claimed in claim 16, it is characterized in that, be provided with the connection lug of at least one on this Connection Block of this cutter module, and be provided with at least one for described connection lug insertion connection slot wherein on the bottom surface of this bits collecting box.
18. the electric pencil sharpener of removable cutting tool as claimed in claim 17, is characterized in that, this tool rest is provided with and a plurality ofly can stretches into the combined hole of this Connection Block and the elastic arm that hook is butted on the surface of this combined hole periphery in an end face of contiguous this Connection Block.
19. the electric pencil sharpener of removable cutting tool as claimed in claim 18, it is characterized in that, this Connection Block is provided with the cover frame of an annular towards a side of this tool rest, and in tool rest, near an end place radial convex that is connected with this Connection Block, is provided with a tool rest dish that is placed in this annular cover frame.
20. the electric pencil sharpener of removable cutting tool as claimed in claim 19, it is characterized in that, be formed with one first gap between the inner edge surface of this combined hole of the described elastic arm of each on this tool rest and this Connection Block, and being formed with one second gap between this cover frame inner edge surface of this tool rest dish of this tool rest and this Connection Block, this first gap between each described elastic arm and this combined hole is greater than the second gap between this cover frame inner edge surface of this tool rest dish of this tool rest and this Connection Block.
21. the electric pencil sharpener of removable cutting tool as claimed in claim 20, it is characterized in that, each described connection lug cross section in T shape and be formed with a clamping ribs, each described connection slot is formed with the holding tank of clamping ribs on can each described relative connection lug of clamping again, and the width of each described holding tank is slightly less than the thickness of each relative described clamping ribs.
22. the electric pencil sharpener of removable cutting tool as claimed in claim 20, is characterized in that, each described connection lug is tabular.
23. the electric pencil sharpener of removable cutting tool as claimed in claim 22, is characterized in that, be formed with in the bottom surface of this bits collecting box a plurality of can hook be butted on the Connection Block periphery in conjunction with the hook sheet.
24. the electric pencil sharpener of removable cutting tool as claimed in claim 16, it is characterized in that, each described connection lug cross section in T shape and be formed with a clamping ribs, each described connection slot is formed with the holding tank of clamping ribs on can each described relative connection lug of clamping again, and the width of each described holding tank is slightly less than the thickness of each described clamping ribs relatively.
25. the electric pencil sharpener of removable cutting tool as claimed in claim 16, is characterized in that, each described connection lug is tabular.
26. the electric pencil sharpener of removable cutting tool as claimed in claim 25, is characterized in that, be formed with in the bottom surface of this bits collecting box a plurality of can hook be butted on the Connection Block periphery in conjunction with the hook sheet.
27. the electric pencil sharpener as the described removable cutting tool of any one in claim 16 to 26, is characterized in that, this connector is a sleeve pipe, is convexly equipped with on this internal surface of sleeve pipe and is formed with the engaging tooth that can fasten with this transmission device.
28. the electric pencil sharpener of removable cutting tool as claimed in claim 27, is characterized in that, in arranging one between this Connection Block and this tool rest, can be in order to limit relative this Connection Block of this tool rest the ratchet device of one-directional rotation.
29. the electric pencil sharpener of removable cutting tool as claimed in claim 28, is characterized in that, this bits collecting box is and can be arranged on body discretely.
30. the electric pencil sharpener as the described removable cutting tool of any one in claim 1 to 12 and 16 to 26, is characterized in that, in arranging one between this Connection Block and this tool rest, can be in order to limit relative this Connection Block of this tool rest the ratchet device of one-directional rotation.
31. the electric pencil sharpener as claim 1 to 12 and 16 to 26 described removable cutting tools, is characterized in that, this bits collecting box is and can be arranged on body discretely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210140070.8A CN103386850B (en) | 2012-05-08 | 2012-05-08 | The electric pencil sharpener of removable cutting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210140070.8A CN103386850B (en) | 2012-05-08 | 2012-05-08 | The electric pencil sharpener of removable cutting tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103386850A true CN103386850A (en) | 2013-11-13 |
| CN103386850B CN103386850B (en) | 2016-04-06 |
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ID=49531363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210140070.8A Expired - Fee Related CN103386850B (en) | 2012-05-08 | 2012-05-08 | The electric pencil sharpener of removable cutting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103386850B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103950331A (en) * | 2014-04-21 | 2014-07-30 | 杭州电子科技大学 | Automatic drawing pencil sharpener |
| CN114683750A (en) * | 2020-12-25 | 2022-07-01 | 义乌市鼎邦文体用品有限公司 | Pencil sharpener mounting structure and electric pencil sharpener |
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| CN102069669A (en) * | 2009-11-25 | 2011-05-25 | 顺德工业股份有限公司 | Replaceable cutter module of electric pencil sharpening machine |
| CN202088756U (en) * | 2011-01-26 | 2011-12-28 | 广州番禺通用文具制品厂有限公司 | Electric pencil sharpener |
| CN202130201U (en) * | 2011-06-24 | 2012-02-01 | 东莞市冠艺金属彩印包装有限公司 | Power-driven sharpener |
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|---|---|---|---|---|
| US5394613A (en) * | 1994-03-02 | 1995-03-07 | Ku; Heng-Chun | Spring-driven pencil sharpener |
| CN2291319Y (en) * | 1997-05-09 | 1998-09-16 | 顾恒春 | Structure improved electric pencil sharpener |
| CN2546220Y (en) * | 2002-04-06 | 2003-04-23 | 娄国荣 | Self-rotating mechainsm of pencil for pencil sharpening machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950331A (en) * | 2014-04-21 | 2014-07-30 | 杭州电子科技大学 | Automatic drawing pencil sharpener |
| CN103950331B (en) * | 2014-04-21 | 2015-09-02 | 杭州电子科技大学 | Drawing pencil automatic cutting device |
| CN114683750A (en) * | 2020-12-25 | 2022-07-01 | 义乌市鼎邦文体用品有限公司 | Pencil sharpener mounting structure and electric pencil sharpener |
| CN114683750B (en) * | 2020-12-25 | 2024-02-27 | 义乌市鼎邦文体用品有限公司 | Pencil sharpener mounting structure and electric pencil sharpener |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103386850B (en) | 2016-04-06 |
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