CN209305207U - A kind of anti-jamming pencil sharpener of disconnected core - Google Patents
A kind of anti-jamming pencil sharpener of disconnected core Download PDFInfo
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- CN209305207U CN209305207U CN201821540643.5U CN201821540643U CN209305207U CN 209305207 U CN209305207 U CN 209305207U CN 201821540643 U CN201821540643 U CN 201821540643U CN 209305207 U CN209305207 U CN 209305207U
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- sliding block
- jamming
- disconnected
- pencil sharpener
- track
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Abstract
The utility model discloses a kind of disconnected anti-jamming pencil sharpeners of core, realizing will not make hobboing cutter stuck there is the case where disconnected core, a kind of anti-jamming pencil sharpener of disconnected core, including shell 1, hobboing cutter 2 and hob head 3, it is characterized in that, the hob head (3) is equipped with conical grooves (4), the side of the conical grooves (4) is equipped with the first opening (5), the hob head (3) is equipped with disconnected core removal slot (6), the disconnected core removal slot (6) connect with first opening (5), including centering locking mechanism, first spring (12), second spring (13), the centering locking mechanism includes top base (7), it is parallel to each other and is fixed on the first track (8) and the second track (9) of top base (7), first track (8) and the second track (9) sliding are equipped with the first sliding block (10) and the Two sliding blocks (11).
Description
Technical field
The utility model relates to pencil sharpener technical fields, relate in particular to a kind of anti-jamming pencil sharpener of disconnected core.
Background technique
Pencil sharpener be it is a kind of drive hobboing cutter to sharpen a pencil nib by planetary mechanism, when the penknife of existing technology works,
Pen mouth is cut into one end insertion of pencil, then hobboing cutter is driven to do the nib that planetary cutting movement cuts pencil processed around pencil, cut
Pen finishes, and extracts pencil out, and at present pencil-lead during being cut it sometimes appear that the case where disconnected core, and hobboing cutter at this time
It will be stuck, need to split out the shell of pencil sharpener, excluding disconnected core could continue to cut pen core, cumbersome.
Utility model content
To solve above-mentioned technical problem of the existing technology, the utility model provides a kind of anti-jamming pencil sharpener of disconnected core,
Realizing will not make hobboing cutter stuck there is the case where disconnected core.
The technical solution adopted in the utility model is: providing a kind of anti-jamming pencil sharpener of disconnected core, including shell, hobboing cutter and rolling
Knife rest, the hob head are equipped with conical grooves, and the side of the conical grooves is equipped with the first opening, and the hob head is equipped with disconnected core and excludes
Slot, the disconnected core removal slot and first opening connect.
A kind of anti-jamming pencil sharpener of disconnected core includes centering locking mechanism, the first spring, second spring, and the centering locks machine
Structure includes top base, is parallel to each other and is fixed on the first track and the second track of top base, first track and the second track
Sliding is equipped with the first sliding block and the second sliding block, and first sliding block and the second sliding block are respectively equipped with the first positioning column and the second positioning
Column, the top base are equipped with third positioning column and the 4th positioning column, and first spring one end is connect with the second positioning column, another
End is connect with third positioning column, and described second spring one end is connect with the first positioning column, and the other end is connect with the 4th positioning column.
First sliding block is equipped with the first locating slot with the cooperation sliding of the first track, and second sliding block is equipped with and second
Second locating slot of track cooperation sliding.
First slider bottom is equipped with the first rack gear, and second slider bottom is equipped with the second rack gear.
Top base rotation is equipped with gear wheel, first rack gear and the second rack gear and engages simultaneously with gear wheel.
Including removable lid body mechanism, the removable lid body mechanism includes middle pedestal, the cover with middle pedestal grafting, the cover
Body rotation is connected with the cover, and the cover is equipped with convex bittiness, and the cover is equipped with two layers of locating groove.
First sliding block and the second sliding block are respectively equipped with the identical locking card slot of shape.
The locking card slot is equipped with guiding surface, and setting guiding surface is conducive to preferably strut 2 cunnings when pencil insertion
Block.
The side that the conical grooves are equipped with the first opening is equipped with core-broken block, the advantage that be, will not be because of setting
It has set the first opening and the probability of disconnected core is caused to increase, pencil especially positions pen core because core-broken block can play positioning
Purpose.
Using the above structure, compared with the prior art, the utility model has the following advantages: first by the way that disconnected core row is arranged
It is realized except slot and the first opening and disconnected core is drained into disconnected core removal slot when there is disconnected core situation, so that pencil sharpener is worked on and keep away
Exempt from stuck situation to occur, centering locking mechanism supports the two in use, between pencil the first sliding block of insertion and the second sliding block
It opens, since 2 sliding blocks are engaged each by rack gear with gear wheel, so the distance that both sides are dismantled must be the same, and existing
The positioning of technology three-jaw may be influenced by filling in pencil position deviation itself and grabbing the power of pencil hand and not can guarantee centering
Accurate generation it is eccentric, after the complete extraction of pencil sharper, by the first spring and second spring elastic force plus under the guidance of gear wheel
The first sliding block and the second sliding block return is set to offset again.The utility model uses the connection type of rack-and-pinion, and structure more may be used
By stabilization, and centering is more accurate, and the pencil that this structure can be different with application diameter.
2 lockings card slot forms ellipse or diamond shape close to rear.
As an improvement, the utility model, which is additionally provided with, passes through convex bittiness and two layers of locating groove including removable lid body mechanism
Be used cooperatively, realize that the cover and cover open connection, the advantage that be conveniently to dismantle when hob abrasion needs replacing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the disconnected core removal slot of the utility model.
Fig. 2 is the structural schematic diagram of the utility model shell.
Fig. 3 is the structural schematic diagram of the utility model centering locking mechanism.
Fig. 4 is the structural schematic diagram of the second sliding block of the utility model.
Fig. 5 is the structural schematic diagram of the second rack gear of the utility model.
Fig. 6 is the structural schematic diagram of the first sliding block of the utility model.
Fig. 7 is the structural schematic diagram of the utility model gear wheel.
Fig. 8 is the structural schematic diagram of pedestal in the utility model.
Fig. 9 is the structural schematic diagram of the utility model the cover.
Figure 10 is the structural schematic diagram of the utility model cover.
Figure 11 is the structural schematic diagram of the utility model core-broken block.
It is as shown in the figure: 1, shell, 2, hobboing cutter, 3, hob head, 4, conical grooves, the 5, first opening, 6, disconnected core removal slot, 7,
Top base, the 8, first track, the 9, second track, the 10, first sliding block, the 11, second sliding block, the 12, first spring, 13, second spring,
14, the first positioning column, the 15, second positioning column, 16, third positioning column, the 17, the 4th positioning column, the 18, first locating slot, 19, second
Locating slot, the 20, first rack gear, the 21, second rack gear, 22, gear wheel, 23, middle pedestal, 24, cover, 25, the cover, 26, convex
It is bittiness, 27, two layers of locating groove, 28, locking card slot, 29, guiding surface, 30, core-broken block, 31, positioning entrance, 32, fixed
Position sliding groove, 33, third locating slot, the 34, the 4th locating slot.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the utility model is described in further detail.
A kind of anti-jamming pencil sharpener of disconnected core, including shell 1, hobboing cutter 2 and hob head 3, the hob head 3 are equipped with conical grooves 4,
The side of the conical grooves 4 is equipped with the first opening 5, and the hob head 3 is equipped with disconnected core removal slot 6, the disconnected core removal slot 6 and institute
State the connection of the first opening 5.
A kind of anti-jamming pencil sharpener of disconnected core includes centering locking mechanism, the first spring 12, second spring 13, the centering lock
Determine mechanism to include top base 7, be parallel to each other and be fixed on the first track 8 and the second track 9 of top base 7,8 He of the first track
The sliding of second track 9 is equipped with the first sliding block 10 and the second sliding block 11, and first sliding block 10 and the second sliding block 11 are respectively equipped with the
One positioning column 14 and the second positioning column 15, the top base 7 are equipped with third positioning column 16 and the 4th positioning column 17, first bullet
12 one end of spring is connect with the second positioning column 15, and the other end is connect with third positioning column 16, described 13 one end of second spring and first
Positioning column 14 connects, and the other end is connect with the 4th positioning column 17.
First sliding block 10 is equipped with the first locating slot 18 with the cooperation sliding of the first track 8, and second sliding block 11 is set
There is the second locating slot 19 with the cooperation sliding of the second track 9.
First sliding block, 10 bottom is equipped with the first rack gear 20, and 11 bottom of the second sliding block is equipped with the second rack gear 21.
The rotation of top base 7 is equipped with gear wheel 22, first rack gear 20 and the second rack gear 21 and engages simultaneously with gear wheel 22.
Including removable lid body mechanism, the removable lid body mechanism includes the cover 24 of middle pedestal 23 and middle 23 grafting of pedestal,
The rotation of cover 24 is connected with the cover 25, and the cover 24 is equipped with convex bittiness 26, and the cover 25 is equipped with two layers of positioning
Card slot 27.
First sliding block 10 and the second sliding block 11 are respectively equipped with the identical locking card slot 28 of shape.
The locking card slot 28 is equipped with guiding surface 29, and setting guiding surface 29 is conducive to preferably strut when pencil insertion
2 sliding blocks.
The rotation of cover 24 is connected with the cover 25, and exactly described two layers of locating groove 27 divides for positioning entrance 31 and positioning
Sliding groove 32, the convex bittiness 26 slides into after positioning sliding groove 32 from positioning entrance 31 passes through rotation cover 24 in fact
Now axial positioning.
First sliding block 10 one side opposite with the first locating slot 18 is opposite to be equipped with third locating slot 33, and described second is sliding
The one side opposite with the second locating slot 19 of block 11 is opposite to be equipped with the 4th locating slot 34.The first sliding block is had the advantage that in this way
10 it is identical as the substantial structure of the second sliding block 11 can be replaced mutually, as long as in other words originally manufacture the first sliding block 10 mold
It is also possible to manufacture the mold of the second sliding block 11, saves cost.
Using the above structure, compared with the prior art, the utility model has the following advantages: first by the way that disconnected core row is arranged
Except slot 6 and the first opening 5 are realized and disconnected core drained into disconnected core removal slot 6 when there is disconnected core situation, pencil sharpener is allow to continue work
Stuck situation is avoided to occur, centering locking mechanism makes in use, between pencil the first sliding block 10 of insertion and the second sliding block 11
The two struts, since 2 sliding blocks are engaged each by rack gear with gear wheel, so the distance that both sides are dismantled must be it is the same,
And the positioning of prior art three-jaw may be influenced and can not be protected by filling in pencil position deviation itself and grabbing the power of pencil hand
The accurate generation for demonstrate,proving centering is eccentric, after the complete extraction of pencil sharper, adds canine tooth by the first spring 12 and 13 elastic force of second spring
The first sliding block 10 and 11 return of the second sliding block is set to offset again under the guidance of wheel 22.The utility model uses the connection of rack-and-pinion
Mode, the relatively reliable stabilization of structure, and also centering is more accurate, and the pencil that this structure can be different with application diameter.
2 lockings card slot 28 forms ellipse or diamond shape close to rear, when above structure advantage is that pencil is filled in
Centering is further ensured that using design feature, avoids bias.
The conical grooves 4 be equipped with first opening 5 side be equipped with core-broken block 30, the advantage that be, Bu Huiyin
To cause the probability of disconnected core to increase provided with the first opening 5, because core-broken block 30 can play positioning, pencil is especially fixed
The purpose of position pen core.
As an improvement, the utility model, which is additionally provided with, passes through convex bittiness 26 and two layers of positioning card including removable lid body mechanism
Slot 27 is used cooperatively, and realizes that the cover 25 and cover 24 open connection, the advantage that be when hob abrasion needs replacing,
Conveniently dismantle.
The utility model and embodiments thereof are described above, this description is no restricted, shown in attached drawing
Be also one of the embodiments of the present invention, actual structure is not limited to this.All in all if this field
Those of ordinary skill is enlightened by it, without deviating from the purpose of the present invention, not inventively design with
The similar frame mode of the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (9)
1. a kind of anti-jamming pencil sharpener of disconnected core, including shell (1), hobboing cutter (2) and hob head (3), which is characterized in that the hobboing cutter
Frame (3) is equipped with conical grooves (4), and the side of the conical grooves (4) is equipped with the first opening (5), and the hob head (3) is equipped with disconnected core row
Except slot (6), the disconnected core removal slot (6) connect with first opening (5).
2. a kind of disconnected anti-jamming pencil sharpener of core according to claim 1, it is characterised in that: including centering locking mechanism,
One spring (12), second spring (13), the centering locking mechanism include top base (7), are parallel to each other and are fixed on top base (7)
The first track (8) and the second track (9), first track (8) and the second track (9) sliding be equipped with the first sliding block (10) and
Second sliding block (11), first sliding block (10) and the second sliding block (11) are respectively equipped with the first positioning column (14) and the second positioning column
(15), the top base (7) is equipped with third positioning column (16) and the 4th positioning column (17), described first spring (12) one end and the
Two positioning columns (15) connection, the other end are connect with third positioning column (16), described second spring (13) one end and the first positioning column
(14) it connects, the other end is connect with the 4th positioning column (17).
3. a kind of disconnected anti-jamming pencil sharpener of core according to claim 2, it is characterised in that: first sliding block (10) is equipped with
With the first locating slot (18) of the first track (8) cooperation sliding, second sliding block (11) is equipped with to cooperate with the second track (9) and slide
Dynamic the second locating slot (19).
4. a kind of disconnected anti-jamming pencil sharpener of core according to claim 3, it is characterised in that: the first sliding block (10) bottom
Equipped with the first rack gear (20), the second sliding block (11) bottom is equipped with the second rack gear (21).
5. a kind of disconnected anti-jamming pencil sharpener of core according to claim 4, it is characterised in that: top base (7) rotation is equipped with big
Gear (22), first rack gear (20) and the second rack gear (21) are engaged with gear wheel (22) simultaneously.
6. a kind of disconnected anti-jamming pencil sharpener of core according to claim 1, it is characterised in that: including removable lid body mechanism, institute
Stating removable lid body mechanism includes middle pedestal (23), the cover (24) with middle pedestal (23) grafting, cover (24) the rotation clamping
Have the cover (25), the cover (24) is equipped with convex bittiness (26), and the cover (25) is equipped with two layers of locating groove (27).
7. a kind of disconnected anti-jamming pencil sharpener of core according to claim 2, it is characterised in that: first sliding block (10) and
Two sliding blocks (11) are respectively equipped with the identical locking card slot (28) of shape.
8. a kind of disconnected anti-jamming pencil sharpener of core according to claim 7, it is characterised in that: the locking card slot (28) is equipped with
Guiding surface (29).
9. a kind of disconnected anti-jamming pencil sharpener of core according to claim 1, it is characterised in that: the conical grooves (4) are equipped with the
The side of one opening (5) is equipped with core-broken block (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821540643.5U CN209305207U (en) | 2018-09-20 | 2018-09-20 | A kind of anti-jamming pencil sharpener of disconnected core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821540643.5U CN209305207U (en) | 2018-09-20 | 2018-09-20 | A kind of anti-jamming pencil sharpener of disconnected core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209305207U true CN209305207U (en) | 2019-08-27 |
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ID=67670000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821540643.5U Active CN209305207U (en) | 2018-09-20 | 2018-09-20 | A kind of anti-jamming pencil sharpener of disconnected core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209305207U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017075A (en) * | 2018-09-20 | 2018-12-18 | 宁波天天文具有限公司 | A kind of anti-jamming pencil sharpener of disconnected core |
| CN112757823A (en) * | 2021-02-05 | 2021-05-07 | 宁波天天文具有限公司 | Electric pencil sharpener |
-
2018
- 2018-09-20 CN CN201821540643.5U patent/CN209305207U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017075A (en) * | 2018-09-20 | 2018-12-18 | 宁波天天文具有限公司 | A kind of anti-jamming pencil sharpener of disconnected core |
| CN112757823A (en) * | 2021-02-05 | 2021-05-07 | 宁波天天文具有限公司 | Electric pencil sharpener |
| CN112757823B (en) * | 2021-02-05 | 2022-08-16 | 宁波天天文具有限公司 | Electric pencil sharpener |
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