CN106427328A - Two-way pencil sharpener and design method - Google Patents
Two-way pencil sharpener and design method Download PDFInfo
- Publication number
- CN106427328A CN106427328A CN201610865486.4A CN201610865486A CN106427328A CN 106427328 A CN106427328 A CN 106427328A CN 201610865486 A CN201610865486 A CN 201610865486A CN 106427328 A CN106427328 A CN 106427328A
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- Prior art keywords
- hole
- taper
- cut
- pencil
- face
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L23/00—Sharpeners for pencils or leads
- B43L23/08—Sharpeners for pencils or leads in which the pencils or leads are sharpened mainly by rotational movement against cutting blades
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- Drawing Aids And Blackboards (AREA)
Abstract
The invention provides a two-way pencil sharpener and a design method. A novel pencil sharpener structure is arranged on a position, opposite to a pencil inlet and a tapered pencil cutting hole, of the pencil sharper; the two pencil sharpeners are the same in structure, are reverse in rotation direction, share one blade and one same bit outlet slot. The two pencil sharpeners are crossed with angles of inclinations, and can realize the effect of sharing one blade. The two pencil sharpeners can independently complete a pencil cutting process; one pencil sharpener can be designed to independently complete the whole process of cutting a pencil, and the other pencil sharpener only completes part of the process of cutting the pencil; after the pencil is cut, cutting on a wooden part is only completed on the opposite surface, so that the pencil core of the pencil is kept unchanged, and therefore, the cut pencil has the characteristic of a long pencil core, and some special requirements, on the pencil sharpener, of different crowds are met.
Description
Technical field
The invention belongs to stationery field, is related specifically to the stationery of pencil sharpener.
Background technology
The common pencil sharpener for commonly using now, for university students, art major and needs the colony of long pen core, it is impossible to full
Their requirement of foot, they are still using sharpening pencils such as cutters, and usability and safety are problematic in that, need further
Improve and perfect.
Content of the invention
The present invention provides a kind of two-direction rotary pencil sharpener and method for designing, and the right of a hole pencil entrance is cut in the taper in pencil sharpener
Face, arranges a new pencil sharpener structure, and two pencil sharpener structures are identical, cut a direction of rotation conversely, share a blade and
One identical flute.Two pencil sharpener structures intersect, mutual inclination angle, it is possible to achieve share the effect of a blade.Two
Individual pencil sharpener structure can complete independently pencil working angles, it is also possible to be designed to the complete of a complete independently sharpening pencil
Portion's process, another only completes needs the partial routine for completing sharpening pencil;Can be implemented in pencil complete cutting after, over there
The cutting to woody part is only completed, retains the spy that pencil-lead is constant, so as to the pencil for cutting out is realized, with long pen core
Point, meets some particular/special requirements of each different groups to pencil sharpener.
According to the cutting principle of pencil sharpener, and the construction featuress of pencil sharpener, the nib of pencil sharpener is set again
Meter, cut an improvement for hole front end using pencil sharpener taper, cut the long pencil-lead of pencil, meet university students, art major and
The colony of long pen core is needed, implementation method is, the A face of the sharpening pencil part of two-direction rotary pencil sharpener, complete with present pencil sharpener one
Sample, is no longer designed and adjusts, and the B face for simply cutting a hole front end to taper redesigns, and shares a blade, allows which
The all processes of pencil cutting can be completed.Or secondary cutting can be carried out to the pencil of cutting forming so that two
Pencil point after secondary cutting is longer, to meet the requirement of university students and professional to different pencil overall dimensions.
The present invention protects, compared with prior art with economizing on resources above, the beneficial effect that pencil does not excessively cut.
A blade can also be shared, the cutting to the pencil of different-diameter from A face and two, B face different directions is completed,
The volume of pencil sharpener is basically unchanged, or varies less.The direction of rotation of two pencil sharpeners in A face and B face is contrary.
Two diameter macropores that the two-direction rotary pencil sharpener, A face and B face cone shape cut a hole are identical or different, hole diameter phase
Same or different, complete the cutting to the pencil of different-diameter from A face and two, B face different directions.There can be multiple combination, meet
The demand of different user.
A kind of method for designing of two-direction rotary pencil sharpener, using the construction featuress of pencil sharpener, a hole is cut in the taper to A roll graver
Front-end architecture is designed, and the B face that a hole front end is located is cut in the taper of A roll graver, arranges the cone of a pencil diameter size
Shape cuts a hole 3 so as to angled with blade-shaped, can complete all processes of pencil cutting, and A face cone shape cuts 1 He of a hole
B face cone shape is cut a hole 3 and shares a blade, and A face and B face pencil cutting direction of rotation are contrary.
A kind of method for designing of described two-direction rotary pencil sharpener, in the pencil that A face is cut, does not carry out two in B in the face of pen core
Secondary cutting, only carries out secondary cutting to woody part, cuts out long pen core.
A kind of method for designing of described two-direction rotary pencil sharpener, in the baffle plate that A face or B face or A face and B face are arranged, baffle plate
Shape and structure can be solid figure, planar shaped or combination structure, at A face or B face sharpening pencil, baffle plate
Can lift, without when, baffle plate can fall, and cut a position for hole direction moving stop along taper, can control pencil
Length of cut, did not resulted in cutting.
A kind of method for designing of described two-direction rotary pencil sharpener, before a hole is cut in the taper in A face or B face or A face and B face
A hole is cut in the activity taper that end is arranged, and the physical dimension in a hole is cut in activity taper and original taper is cut a hole and coincide, in A face or
During the sharpening pencil of B face, original taper is cut a hole and taper and is cut together with the activity taper that a hole front end arranges cuts a hole, forms one
A hole is cut in individual complete taper, completes one and cuts a process.
A kind of two-direction rotary pencil sharpener, cuts a hole including pencil sharpener body, blade, taper, cuts 1 taper of a hole in taper and cuts a hole
The B end of front end arranges taper and cuts a hole 3, and a hole 3 is cut in taper and taper is cut a hole 1 and has inclination angle, and taper is cut a hole 3 and cut with taper
Hole 1 shares a blade.
A kind of described two-direction rotary pencil sharpener, the partial-length that the use of 3, a hole shares blade is cut in taper, and a hole 3 is cut in taper
The cutting diameter of front end is coincide with the diameter of pencil-lead.
A kind of described two-direction rotary pencil sharpener, on a pencil sharpener body, at least includes that one group of taper is cut 1 taper of a hole and cut
The B end of hole front end arranges taper and cuts a hole 3, can have multiple combination form.
A kind of described two-direction rotary pencil sharpener, taper cut 1 taper of a hole cut a hole front end B end arrange baffle plate 2, baffle plate with
The connection or disconnected of pencil sharpener body, body is provided with the position being connected with pencil sharpener body or arranges the position of disconnected baffle plate
Put.
A kind of described two-direction rotary pencil sharpener, taper cut 3 taper of a hole cut a hole front end A end arrange baffle plate 4, baffle plate with
The connection or disconnected of pencil sharpener body, body is provided with the position being connected with pencil sharpener body or arranges the position of disconnected baffle plate
Put.
A kind of described two-direction rotary pencil sharpener, the work that a hole front end is arranged is cut in the taper in A face or B face or A face and B face
Mantle shape cuts a hole, and the physical dimension in a hole is cut in activity taper and original taper is cut a hole and coincide.
The two-direction rotary pencil sharpener, A face and B face can not be while sharpening pencils.
Description of the drawings
Fig. 1 is the pencil sharpener structural representation of the present invention.
Fig. 2 is pencil sharpener B face structural representation of the present invention.
Fig. 3 is the full-scale sharpening pencil structural representation in pencil sharpener B face of the present invention.
Fig. 4 is that pencil sharpener B of the present invention face cuts the structural representation that sharpens a pencil.
Fig. 5 is that pencil sharpener A face of the present invention and B face cone shape cut one of hole structural representation of different sizes.
Fig. 6 is that pencil sharpener A face of the present invention and B face cone shape cut the two of hole structural representation of different sizes.
Fig. 7 is that pencil sharpener A face of the present invention and B face cone shape cut the three of hole structural representation of different sizes.
Fig. 8 is one of B face baffle arrangement schematic diagram of the present invention.
Fig. 9 is the two of B face baffle arrangement schematic diagram of the present invention.
Figure 10 is one of A face baffle arrangement schematic diagram of the present invention.
Figure 11 is the two of A face baffle arrangement schematic diagram of the present invention.
In figure:1A face cone shape cuts a hole;2A face baffle plate;3B face cone shape cuts a hole;4B face baffle plate;5 blades;6 screws;7
Body.
Specific embodiment
With reference to specific embodiment, the present invention is described in further detail, but the invention is not limited in and be embodied as
Example.
Embodiment 1
Two-direction rotary pencil sharpener as shown in Fig. 1,4, cutting principle is identical with common pencil sharpener, redesigns the structure of pencil sharpener, existing
The common pencil diameter for commercially circulating is usually 7.2mm, and pen core diameter is usually 2.65mm, with reference to data above, B face end
Diameter macropores can design and be set to 8 or 9, or other diameter dimensions, taper cut 3 front end of a hole set 2.65,
The partial-length of blade cut pencil has inclination angle for the axis of 10, B roll graver with the axis in A face, according to cutting to secondary
The factors such as the cutting angle for sharpening a pencil, the length for reserving pencil-lead, consider the size at this inclination angle, typically big
In the angle of inclination of A face pencil sharpener blade with its axis, the front end for cutting a hole in B face cone shape can have the circle of a preseting length
Post, mainly reserves the length of pen core, can be to the pencil that cut in A face, and in B face, pen core does not carry out secondary cutting,
Only secondary cutting is carried out to woody part, long pen core is reserved, the direction of rotation of pencil is the opposite direction of A face direction of rotation.
Meanwhile, can cut needs the pencil of thick pen core, therefore, it is desirable to which the cylinder design depth that a hole front end is cut in taper is arranged to one
Individual suitably sized so that after reaching certain length, pencil sharpener can not continue excessive sharpening pencil.Such as, the pen such as colored pencil
Lead is softer, the different pencil of pen core diameter.
The big hole diameter in a hole is cut in the taper of adjustment B roll graver, it is possible to obtain the long pencil-lead of different cutting angles
Pencil.
A hole 3 is cut for the taper due to increased B roll graver, the B roll graver for processing pencil-lead function is formed,
And the pencil baffle plate of 1 front end of hole setting cut by the A roll graver for eliminating in taper;In order to prevent due to without A roll pen
The pencil baffle plate of 1 front end of hole setting cut by knife in taper, and the problem that may produce the excessive sharpening pencil of pencil sharpener occurs, permissible
The B face at 1 front end of a hole is cut in taper in A roll graver, cuts the inner side design of a hole front end in taper and arranges an activity
Baffle plate 2, fall at ordinary times, A roll graver is normally used, when need B roll graver taper cut a hole 3 process pen core when
Wait, baffle plate 2 can be lifted;Cut at a hole 3 from the taper of B roll graver, insert the lead for having cut in A roll graver
Pen, the woody part of secondary cutting pencil, retain the pen core of pencil, pen core is processed after completing to take out pencil, and baffle plate 2 falls automatically
Under.As shown in Figure 8,9.From pencil sharpener functionally, it is also possible to without baffle plate 2, do not affect the using effect of pencil sharpener.
A hole 3 is cut by being provided with the taper of B roll graver, block after the disconnected point of common pencil sharpener pencil point can be solved
Problem, the nib after disconnected point is directly cut a hole from B face cone shape and is flowed out.
Embodiment 2
As Fig. 1,2,5, the two-direction rotary pencil sharpener shown in 6, can be in B face, using the pencil sharpener structure for having existed and blade, individually
One left hand pencil sharpener of design, completes the working angles of whole pencil.In B face, according to the pencil sharpener blade lengths for having existed
And the angle of blade, one is redesigned with A roll graver length and function identical pencil sharpener, cutting principle and structure phase
With cutting rotation is in opposite direction, and there is inclination angle the axis of B roll graver with the axis in A face, and the big aperture of B roll graver is straight
Footpath can be identical with the big aperture of A roll graver, it is also possible to which different, be each respectively completed pencil cuts a process.A face or B face
Taper is cut a hole front end and can be designed and one sideboard of device, as there are inclination angle, B roll in axis of the A face with B face
The taper of graver is cut 2 front end baffle 2 of a hole and can be inserted with the entrance of partial occlusion A roll graver, when from A face sharpening pencil
Pencil can lift baffle plate 2, cut pen and complete, take out pencil after, baffle plate 2 automatically falls off.Equally, when from B face sharpening pencil, insert
The pencil for entering can lift baffle plate 1, cut pen and complete, and after taking out pencil, baffle plate 1 automatically falls off.As shown in Fig. 9,11.
This structure can also solve blockage problem after the disconnected point of pencil point of common pencil sharpener, and the nib after the point that breaks is direct
Cut a hole from A or B face cone shape and flow out.
Embodiment 3
Two-direction rotary pencil sharpener as shown in Fig. 8,9,10,11, for A face or the pencil sharpener of B face Bidirectional cutting pencil, can be in A face
Or B face or A face and B face is two-way all designs and arrange a movable baffle plate, the shape of baffle plate and structure can be solid figure
Or planar shaped, the cylinder of solid, cone, the three-dimensional shape such as cuboid;Can also be the laminar circle of plane, rectangular
Other geometric figures such as shape;The axis direction that a hole can be cut parallel to taper rotates lifts and moves, it is also possible to perpendicular to
Taper is cut a hole axis direction and is rotated and lifts;Connecting rod shape is can be made into, is moved by push-and-pull or lift, play prevention
Pencil continues the effect of cutting, prevents the problem of the excessive sharpening pencil of pencil sharpener, falls at ordinary times, when normally using pencil sharpener,
Baffle plate can be lifted, and after the completion of sharpening pencil, baffle plate automatically falls off.
Embodiment 4
This part does not illustrate, and can refer to the two-direction rotary pencil sharpener shown in Fig. 1, a hole is cut in the taper between A face or B face and is divided into 2
Section, it is also possible to be divided into multistage, the taper in A face or B roll graver is cut an activity taper for hole front end setting and cuts hole A1, a B3,
Taper is cut the part in a hole 1 and cuts a hole B3 as movable part and activity taper and switches over, and in the same manner, a hole 3 is cut in taper
A part is cut a hole A1 as movable part and activity taper and is switched over, and activity taper is cut a hole and cuts a hole with original taper
It coincide, when use, switches over.In A roll graver sharpening pencil, baffle plate 2 leaves, it is also possible to without setting baffle plate 2,
This is a part that can select, and a hole B3 switching is cut in activity taper, and A face cone shape is cut a hole 1 and cuts a hole A1 with activity taper
Together, form a taper and a hole is cut, complete one and cut a process;In the same manner, in B roll graver sharpening pencil, baffle plate 4 from
Open, hole A1 switching is cut in activity taper, the taper of B roll graver is cut together with a hole 3 cuts a hole B3 with activity taper, forms one
A hole is cut in taper, completes one and cuts a process.Baffle plate can also make whole two-direction rotary pencil sharpener more succinct, structure without setting
Simpler.
Embodiment 5
Two-direction rotary pencil sharpener as shown in Fig. 1,4, can directly use the pencil of B roll graver sharpening pencil or thick pen core, or not cut
Sharpen a pencil nib or pen core specific use pencil.Solve particular/special requirement of the special user to pencil sharpener.Obtain private volume pen
The beneficial effect of knife.
Embodiment 6
Two-direction rotary pencil sharpener as shown in Fig. 1,5,6, can design and arrange A roll graver or the big aperture of B roll graver two is straight
The identical or different pencil sharpener in footpath, because big hole diameter is identical or different, forms multiple combination, forms respective series, can
To cut into the pencil of differing tilt angles.Realize beneficial effect vdiverse in function, flexible and convenient to use.
Embodiment 7
Two-direction rotary pencil sharpener as shown in Figure 1, actually one second self general two-direction rotary pencil sharpener.A roll graver can only be used
Or B roll graver.Special user crowd can greatly be facilitated, be that these users provide a kind of space of various selection, real
The beneficial effect that common simple function pencil sharpener cannot be realized is showed.
Embodiment 8
Pencil sharpener as shown in Fig. 8,11, taper is cut the position of a hole apex end and arranges baffle plate, and baffle plate can be various geometric forms
Shape, can be cylindrical solid solid, planar sheet geometric figure etc., and baffle plate can also be cut on a hole axis in taper and move
Dynamic, the feed distance of pencil is adjusted, reaches the cutting diameter for changing nib and the excessive cutting for preventing Thick-head pencil nib.Realize
One pencil sharpener is while cut the beneficial effect of different pencil-leads.
Claims (10)
1. a kind of method for designing of two-direction rotary pencil sharpener, using the construction featuress of pencil sharpener, the taper to A roll graver is cut before a hole
End structure is designed, it is characterised in that:The B face that a hole front end is located is cut in the taper of A roll graver, arranges a pencil diameter
A hole is cut in the taper of size(3)So as to angled with blade-shaped, all processes of pencil cutting, A face cone can be completed
Shape cuts a hole(1)A hole is cut with B face cone shape(3)A blade is shared, A face and B face pencil cutting direction of rotation are contrary.
2. the method for designing of a kind of two-direction rotary pencil sharpener according to claim 1, it is characterised in that:In the lead that A face is cut
Pen, does not carry out secondary cutting in B in the face of pen core, only carries out secondary cutting to woody part, cuts out long pen core.
3. the method for designing of a kind of two-direction rotary pencil sharpener according to claim 1, it is characterised in that:In A face or B face or
The baffle plate that A face and B face are arranged, the shape of baffle plate and structure can be solid figure, planar shaped or combination structure,
When A face or B face sharpening pencil, baffle plate can be lifted, without when, baffle plate can fall, and cut hole direction movement gear along taper
The position of plate, can control the length of cut of pencil, not result in cutting.
4. the method for designing of a kind of two-direction rotary pencil sharpener according to claim 1, it is characterised in that:In A face or B face or
The taper in A face and B face is cut the activity taper that a hole front end arranges and cuts a hole, activity taper cut the physical dimension in a hole with original
Taper is cut a hole and is coincide, and at A face or B face sharpening pencil, original taper is cut a hole and cuts, with taper, the work that a hole front end is arranged
Mantle shape cuts a hole together, forms a complete taper and cuts a hole, completes one and cut a process.
5. a kind of two-direction rotary pencil sharpener, cuts a hole including pencil sharpener body, blade, taper, it is characterised in that:A hole is cut in taper
(1)Taper is cut the B end setting taper of a hole front end and cuts a hole(3), taper cuts a hole(3)A hole is cut with taper(1)There is inclination angle,
A hole is cut in taper(3)A hole is cut with taper(1)Share a blade.
6. a kind of two-direction rotary pencil sharpener according to claim 5, it is characterised in that:A hole is cut in taper(3)Only using shared knife
The partial-length of piece, a hole is cut in taper(3)The cutting diameter of front end is coincide with the diameter of pencil-lead.
7. a kind of two-direction rotary pencil sharpener according to claim 5,6, it is characterised in that:On a pencil sharpener body, at least
A hole is cut including one group of taper(1)Taper is cut the B end setting taper of a hole front end and cuts a hole(3), can have multiple combination form.
8. a kind of two-direction rotary pencil sharpener according to claim 5,6, it is characterised in that:A hole is cut in taper(1)Pen is cut in taper
The B end of hole front end arranges baffle plate(2), baffle plate is connected with pencil sharpener body or disconnected, body be provided with and pencil sharpener body even
The position for connecing or the position that disconnected baffle plate is set.
9. a kind of two-direction rotary pencil sharpener according to claim 5, it is characterised in that:A hole is cut in taper(3)A hole is cut in taper
The A end of front end arranges baffle plate(4), baffle plate is connected with pencil sharpener body or disconnected, and body is provided with and is connected with pencil sharpener body
Position or the position of disconnected baffle plate is set.
10. a kind of two-direction rotary pencil sharpener according to claim 5, it is characterised in that:In A face or B face or A face and B face two
The taper in face is cut an activity taper for hole front end setting and cuts a hole, and the physical dimension in a hole is cut in activity taper and pen is cut in original taper
Hole coincide.
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CN201610865486.4A CN106427328B (en) | 2016-09-30 | 2016-09-30 | A kind of two-direction rotary pencil sharpener and design method |
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CN201610865486.4A CN106427328B (en) | 2016-09-30 | 2016-09-30 | A kind of two-direction rotary pencil sharpener and design method |
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DE102020127899B3 (en) * | 2020-10-22 | 2022-01-20 | Eisen Gmbh | Sharpener for sharpening pens |
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CN2105414U (en) * | 1991-09-24 | 1992-05-27 | 周顶友 | Pensil sharpener |
US5774995A (en) * | 1996-10-24 | 1998-07-07 | Ross; Richard M. | Candle sharpening system |
CN2285720Y (en) * | 1996-12-14 | 1998-07-08 | 徐树臣 | Pencil sharpener with separately wood cutting and lead sharpening means |
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CN2702868Y (en) * | 2004-06-29 | 2005-06-01 | 陈军 | Pencil sharpener |
CN2823001Y (en) * | 2005-09-27 | 2006-10-04 | 谷江锁 | Novel pencil sharpener |
CN2915553Y (en) * | 2006-06-12 | 2007-06-27 | 牛晓晴 | Pencil sharpener |
CN201849212U (en) * | 2010-09-13 | 2011-06-01 | 周旋 | Multifunctional pencil sharpener |
CN104417213A (en) * | 2013-09-06 | 2015-03-18 | 李妍洵 | Double-end pencil sharpener |
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Publication number | Priority date | Publication date | Assignee | Title |
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US4066109A (en) * | 1976-08-12 | 1978-01-03 | Narang Rajendra K | Pencil sharpener with replaceable blades |
CN87207518U (en) * | 1987-04-30 | 1988-06-08 | 胡景林 | Multi-functional pencil sharpener |
CN2037685U (en) * | 1988-03-25 | 1989-05-17 | 刘基农 | Series of pencil sharpeners |
CN2068920U (en) * | 1989-12-19 | 1991-01-09 | 陈启星 | Pencil sharpener with black lead protection |
CN2089417U (en) * | 1991-02-25 | 1991-11-27 | 罗西军 | Dual-side and two-direction rotary pencil sharpener |
CN2105414U (en) * | 1991-09-24 | 1992-05-27 | 周顶友 | Pensil sharpener |
US5774995A (en) * | 1996-10-24 | 1998-07-07 | Ross; Richard M. | Candle sharpening system |
CN2285720Y (en) * | 1996-12-14 | 1998-07-08 | 徐树臣 | Pencil sharpener with separately wood cutting and lead sharpening means |
CN2472976Y (en) * | 2000-07-06 | 2002-01-23 | 麦景标 | Mechanism for sharpening writing tools |
CN2702868Y (en) * | 2004-06-29 | 2005-06-01 | 陈军 | Pencil sharpener |
CN2823001Y (en) * | 2005-09-27 | 2006-10-04 | 谷江锁 | Novel pencil sharpener |
CN2915553Y (en) * | 2006-06-12 | 2007-06-27 | 牛晓晴 | Pencil sharpener |
CN201849212U (en) * | 2010-09-13 | 2011-06-01 | 周旋 | Multifunctional pencil sharpener |
CN104417213A (en) * | 2013-09-06 | 2015-03-18 | 李妍洵 | Double-end pencil sharpener |
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