CN105196757B - Pencil sharpener knife rest - Google Patents
Pencil sharpener knife rest Download PDFInfo
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- CN105196757B CN105196757B CN201510567317.8A CN201510567317A CN105196757B CN 105196757 B CN105196757 B CN 105196757B CN 201510567317 A CN201510567317 A CN 201510567317A CN 105196757 B CN105196757 B CN 105196757B
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- cutter shaft
- knife rest
- shaft support
- cutter
- support base
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Abstract
The invention discloses a kind of pencil sharpener knife rest,Including knife rest (1) and the hobboing cutter cutter shaft (2) of hobboing cutter (14) is installed,Described knife rest (1) one end is provided with cutter shaft support base (3),Described knife rest (1) other end is provided with cutter shaft support (13),The both ends of described hobboing cutter cutter shaft (2) are separately mounted on cutter shaft support base (3) and cutter shaft support (13),Described knife rest (1) is provided with the angle regulator for being used for adjusting hobboing cutter cutter shaft (2) angle,Described knife rest (1) is provided with the angle regulator for being used to adjust hobboing cutter cutter shaft (2) angle and refers to that knife rest (1) is provided with chute (4),Described cutter shaft support base (3) is slidably fitted in chute (4),The present invention provides a kind of thickness of pen core and simple in construction of changing in the case where not changing pen core length of cut,It is simple to operate,Cost is low,Reliability height and the good pencil sharpener knife rest of cutting quality.
Description
Technical field
The invention belongs to technical field of stationery, more particularly to a kind of pencil sharpener knife rest.
Background technology
Whether Manual pencil sharpener or electric pencil-sharpening unit, all it is that the hobboing cutter on the cutter shaft using fixed structure enters to pencil
Row planing, but in specifically drawing writing process, writing and painter not only only use a kind of pen, simultaneously because pen have it is different slightly
Carefully, lead for retractable pencil has different soft and hard, when cutting refined lead or soft charcoal pen (abbreviation soft pen), because soft pen pen core will be wanted slightly compared to rigid pen
Soft and not wear-resisting, for making a draft, the big color tolerance of paving is easily painted quickly, and writing and painters are liked the relative length one cut of soft pen
A bit, nib is typically not required to too sharp and pen core not with woody part into a centrum, cut once pen use it is more longlasting.Cut hardness
During pen, because rigid pen will be obstinately wear-resisting and is mainly used in deeply moulding for later stage drawing using rigid pen, sharpening is needed to cut
Long, professional painter can also have the length of different soft or hard pens the different stages of drawing a picture according to him, and the blunt demand of point is cut,
According to prior art, a kind of adjustable pencil sharpener hobboing cutter cutter shaft and its application are disclosed on State Intellectual Property Office website cuts pen
Device, Application No. 2015200417128, meet the length of different soft or hard pens and sharp blunt need using two hobboing cutters of size
Ask, that is, moved back and forth using hobboing cutter on hobboing cutter cutter shaft to change the length of cut of pen, so as to change the thickness of pen core,
The pen core cut is either thick and short or thin and grows, this complicated, complex operation, and cost is high, and reliability is low；Also
A kind of pencil sharpener knife rest, the regulation of pencil-lead thickness is realized using the length that axially limitation penholder enters, but change pen
The length of core, the length of pen core can shorten when pen core needs thicker, and the length of pen core can be elongated when pen core needs to attenuate, and in a word must
The thickness of pen core need be changed by changing length of cut, thick and short pen core is the poor embodiment of cutting quality, and pen core is too short straight
Connecing reduces the service life of pencil.
The content of the invention
The technical problems to be solved by the invention are：The defects of overcoming above prior art, there is provided one kind is not changing pen
Change the thickness of pen core and simple in construction in the case of core length of cut, simple to operate, cost is low, reliability is high and cutting quality
Good pencil sharpener knife rest.
The technical solution used in the present invention is：A kind of pencil sharpener knife rest, including knife rest and the hobboing cutter knife for being provided with hobboing cutter
Axle, described knife rest one end are provided with cutter shaft support base, and the described knife rest other end is provided with cutter shaft support, described hobboing cutter cutter shaft
Both ends are separately mounted on cutter shaft support base and cutter shaft support, and described knife rest is provided with the angle for being used for adjusting hobboing cutter cutter shaft angle
Spend adjusting means.
After above structure, the present invention has advantages below compared with prior art：The angle of hobboing cutter cutter shaft is adjusted,
The cutting angle of hobboing cutter is just have adjusted, so disclosure satisfy that the length of different soft or hard pens and the demand that point is blunt, while structure
Simply, simple to operate, cost is low and reliability is high, and the present invention is due to only changing the angle of hobboing cutter cutter shaft, so can not change
Change the thickness of pen core on the premise of length of cut, so change the length of pen core regardless of the thickness of pen core within the specific limits
Degree is constant all the time, greatly improves the writing life-span that pen core uses, it is not necessary to frequently cut pen, cutting quality is good, that is, only changes
Become cutting angle without the method for the length of cut of change pen core to change the thickness of pen core.
Preferably, described knife rest, which is provided with the angle regulator for being used to adjust hobboing cutter cutter shaft angle, refers to knife rest
Provided with chute, described cutter shaft support base is slidably fitted in chute, has gap between described hobboing cutter cutter shaft and cutter shaft support,
Being provided with described knife rest makes the positioner that cutter shaft support base is positioned at chute diverse location, cutter shaft support and hobboing cutter cutter shaft it
Between have gap, ensure that the cutting angle of hobboing cutter is adjustable, hobboing cutter cutter shaft swings up and down using cutter shaft support as fulcrum, cutter shaft branch
Seat is supportted to be arranged on knife rest, and cutter shaft support base is slidably fitted in chute, the knife rest other end sets cutter shaft support, hobboing cutter cutter shaft peace
Between cutter shaft support base and cutter shaft support, hobboing cutter is rotatably assorted with hobboing cutter cutter shaft, and hobboing cutter rotates and hobboing cutter cutter shaft does not rotate,
Position of the cutter shaft support base inside chute is adjusted so as to have adjusted the angle position of hobboing cutter cutter shaft.
Preferably, described positioner refers to be provided with the passage connected with chute in knife rest, set in described passage
There is an angular adjustment bar being rotatably assorted in passage, one end of the described nearly chute of angular adjustment bar is provided with least two along cylindrical
The first neck that weekly form EDS maps and depth differ, the first projection that described cutter shaft support base bottom is provided with, described first
Raised and the first neck clamping, the first described neck is rotatable, is stuck in using the first projection in the first neck of different depth,
So cutter shaft support base is with regard to that can be positioned at chute diverse location, and also can realizes the change of the cutting angle of hobboing cutter, by turning
The first projection is moved to realize the clamping from the first different necks, simple in construction, reliability is high.
Preferably, depth of the quantity of the first described neck between three and the first neck differs, there are three shelves
Position can switch, that is, three kinds of cutting angles can select, and can meet the cutting of three kinds of different thicknesses pencil-leads, can be used for
The use of most of occasion.
Preferably, one end of the described nearly chute of angular adjustment bar is provided with the tune that axial limiting is carried out to angle adjusting rod
Pole locating piece, described adjusting rod locating piece and angular adjustment bar coaxial line, described cutter shaft support base bottom is provided with opening
Downward groove, described adjusting rod locating piece are stuck in groove, and the described first projection is between groove and passage, structure
Simply, axial limiting is carried out to angle adjusting rod, prevents angular adjustment bar from running out of, reliability is high, is mainly determined by adjusting rod
Position block is stuck in groove to realize.
Preferably, the side of the described nearly chute of adjusting rod locating piece is provided with rotary stopper block, described chute bottom
Provided with the spacing preiection that angle limit is carried out to rotary stopper block, angle limit is carried out to rotary stopper block, passes through spacing preiection
Angle limited block is carried out spacing, that is to say, that no matter rotation can clockwise or counterclockwise when rotational angle adjusting rod
Position-limiting action is played, convenient use, prevents angular adjustment bar toward a undying rotation in direction, angular adjustment bar dextrorotation
When turning when reaching setting position rotary stopper block with spacing preiection while contact, be limited raised bumping post and realize limit
Position, when reaching setting position, the another side of rotary stopper block another side and spacing preiection connects during angular adjustment bar rotate counterclockwise
Touch, be limited raised bumping post realize it is spacing.
Preferably, described cutter shaft support base is provided with the resistance block that axial limiting is carried out to pencil cutting, it is described
A resistance block is integrated with cutter shaft support base, and a resistance block follows cutter shaft support base to move together, will not both change the length of cut of pen,
Also pen core will not be damaged, reliability is high
Preferably, described cutter shaft support base be provided with it is second raised, described hobboing cutter cutter shaft be provided with it is second convex
The second neck of clamping is played, hobboing cutter cutter shaft will not be run out of, and reliability is high.
Preferably, described knife rest is provided with the spring for being used for that hobboing cutter cutter shaft to be extended or resetted, described bullet
Spring one end is fixed on knife rest, and the described spring other end is buckled on the second neck, when hobboing cutter cutter shaft changes cutting angle
The elastic force extension of spring can be utilized or resetted.
Preferably, the described spring other end is free end, installation and removal are convenient.
Brief description of the drawings
Fig. 1 is the stereogram of pencil sharpener knife rest knife rest of the present invention.
Fig. 2 is the stereogram of pencil sharpener knife rest knife rest of the present invention, cutter shaft support base and adjusting rod.
Fig. 3 is the stereogram of pencil sharpener knife rest knife rest and adjusting rod of the present invention.
Fig. 4 is the stereogram of pencil sharpener knife rest adjusting rod of the present invention.
Fig. 5 is the stereogram of pencil sharpener knife rest of the present invention.
Fig. 6 is the stereogram of pencil sharpener knife rest cutter shaft support base of the present invention.
Fig. 7 is three-dimensional assembly diagram of the pencil sharpener knife rest with spring of the present invention.
Wherein, 1, knife rest, 2, hobboing cutter cutter shaft, 3, cutter shaft support base, 4, chute, 5, passage, 6, angular adjustment bar, 7, first
Projection, the 8, first neck, 9, second is raised, the 10, second neck, and 11, spacing preiection, 12, rotary stopper block, 13, cutter shaft support,
14th, hobboing cutter, 15, spring, 16, a resistance block, 17, adjusting rod locating piece, 18, groove.
Embodiment
The invention will be further described with reference to the accompanying drawings and detailed description.
As illustrated, the present invention provides a kind of pencil sharpener knife rest, including knife rest 1 and the hobboing cutter cutter shaft 2 for being provided with hobboing cutter 14,
Described one end of knife rest 1 is provided with cutter shaft support base 3, and the described other end of knife rest 1 is provided with cutter shaft support 13, described hobboing cutter cutter shaft
2 both ends are separately mounted on cutter shaft support base 3 and cutter shaft support 13, and described knife rest 1, which is provided with, to be used to adjust hobboing cutter cutter shaft 2
The angle regulator of angle, it is an advantage of the invention that the angle of regulation hobboing cutter cutter shaft 2, also just have adjusted the cutting angle of hobboing cutter
Degree, the length of different soft or hard pens and the demand that point is blunt are so disclosure satisfy that, at the same it is simple in construction, and simple to operate, cost is low
It is high with reliability, cutting angle of the present invention due to only changing hobboing cutter cutter shaft 2, so can be on the premise of length of cut is not changed
Change the thickness of pen core, it is constant all the time so to change the length of pen core regardless of the thickness of pen core within the specific limits, significantly
Improve the writing life-span that pen core uses, it is not necessary to frequently cut pen, cutting quality is good, that is, only changes cutting angle without changing
The method for becoming the length of cut of pen core changes the thickness of pen core, and certain limit refers to the cutting angle of hobboing cutter cutter shaft certain
In the range of.
Described knife rest 1 is provided with the angle regulator for being used for adjusting the angle of hobboing cutter cutter shaft 2 and refers to that knife rest 1 is provided with cunning
Groove 4, described cutter shaft support base 3 are slidably fitted in chute 4, have gap between described hobboing cutter cutter shaft 2 and cutter shaft support 13,
Being provided with described knife rest 1 makes the positioner that cutter shaft support base 3 is positioned at the diverse location of chute 4, cutter shaft support 13 and hobboing cutter
There is gap between cutter shaft 2, ensure that the cutting angle of hobboing cutter is adjustable, hobboing cutter cutter shaft 2 is that fulcrum is carried out up and down with cutter shaft support 13
Swing, cutter shaft support base 3 is arranged on knife rest 1, and cutter shaft support base 3 is slidably fitted in chute 4, and the knife rest other end sets cutter shaft
Support 13, hobboing cutter cutter shaft 2 are arranged between cutter shaft support base 3 and cutter shaft support 13, and regulation cutter shaft support base 3 is in the inside of chute 4
Position so as to have adjusted the angle position of hobboing cutter cutter shaft 2, chute 4 is opening up.
Described positioner refers to be provided with the passage 5 connected with chute 4 in knife rest 1, is provided with and rotates in described passage 5
Coordinate the angular adjustment bar 6 in passage 5, one end of the nearly chute 4 of described angular adjustment bar 6 is provided with least two along excircle
The first neck 8 that surface distributed and depth differ, the first projection 7 that the described bottom of cutter shaft support base 3 is provided with, described first
Projection 7 and the clamping of the first neck 8, the first described neck 8 is rotatable, and the first card of different depth is stuck in using the first projection 7
In groove 8, such cutter shaft support base 3 is with regard to that can be positioned at the diverse location of chute 4, and also can realizes the change of the cutting angle of hobboing cutter 14
Change, the clamping from the first different necks 8 is realized by rotating the first projection 7, simple in construction, reliability is high.
Depth of the quantity of the first described neck 8 between three and the first neck 8 differs, and has three gears to cut
Change, that is, three kinds of cutting angles can select, and can meet the cutting of three kinds of different thicknesses pencil-leads, can be used for most of field
The use of conjunction.
One end of the nearly chute 4 of described angular adjustment bar 6, which is provided with, determines the adjusting rod of the progress axial limiting of angle adjusting rod 6
Position block 17, described adjusting rod locating piece 17 and the coaxial line of angular adjustment bar 6, the described bottom of cutter shaft support base 3 is provided with opening
Downward groove 18, described adjusting rod locating piece 17 are stuck in groove 18, and the described first projection 7 is located at groove 18 and passage
It is simple in construction between 5, axial limiting is carried out to angle adjusting rod 6, prevents angular adjustment bar 6 from running out of, reliability is high, mainly
It is stuck in by adjusting rod locating piece 17 in groove 18 to realize.
The side of the nearly chute 4 of described adjusting rod locating piece 17 is provided with rotary stopper block 12, and the described bottom of chute 4 is provided with
The spacing preiection 11 of angle limit is carried out to rotary stopper block 12, angle limit is carried out to rotary stopper block 12, passes through limit convex
Rise 11 pairs of angle limited blocks 12 carry out it is spacing, that is to say, that no matter when rotational angle adjusting rod 6 clockwise or counterclockwise
Rotation can play position-limiting action, convenient use, prevent angular adjustment bar 6 toward a undying rotation in direction, angular adjustment
When bar 6 turns clockwise when reaching setting position rotary stopper block 12 with spacing preiection 11 while contact, be limited
Raised 11 bumping posts realize it is spacing, during angular adjustment 6 rotate counterclockwise of bar when reaching setting position the another side of rotary stopper block 12
Contacted with the another side of spacing preiection 11, be limited raised 11 bumping posts realize it is spacing.
Described cutter shaft support base 3 is provided with the resistance block 16 that axial limiting is carried out to pencil cutting, described resistance block
16 are integrated with cutter shaft support base 3, and a resistance block 16 follows cutter shaft support base 3 to move together, will not both change the length of cut of pen,
Also pen core will not be damaged, reliability is high.
Described cutter shaft support base 3 is provided with the second projection 9, and described hobboing cutter cutter shaft 2 is provided with and the second raised 9 clampings
The second neck 10, hobboing cutter cutter shaft 2 will not run out of, and reliability is high.
Described knife rest 1 is provided with the spring 15 for being used for that hobboing cutter cutter shaft 2 to be extended or resetted, described spring 15 1
End is fixed on knife rest 1, and the described other end of spring 15 is buckled on the second neck 10, when hobboing cutter cutter shaft 2 changes cutting angle
When can utilize spring 15 elastic force extension or reset.
The described other end of spring 15 is free end, and installation and removal are convenient.
Specifically, principle of the invention is to adjust the angle of hobboing cutter cutter shaft 2, also just have adjusted hobboing cutter cutting angle and
It is not to be adjusted axially method to meet the length of different soft or hard pens and sharp blunt demand, at the same it is simple in construction, it is simple to operate,
Cost is low and reliability is high, and the present invention is due to only changing the cutting angle of hobboing cutter cutter shaft 2, so can not change length of cut
Under the premise of change the thickness of pen core, so change the length of pen core all the time not regardless of the thickness of pen core within the specific limits
Become, the time length that pen core uses, it is not necessary to frequently cut pen, cutting quality is good, that is, only changes cutting angle without changing
The method of the length of cut of pen core changes the thickness of pen core, and certain limit refers to the cutting angle of hobboing cutter cutter shaft in certain model
In enclosing, there is gap between cutter shaft support 13 and hobboing cutter cutter shaft 2, ensure that hobboing cutter cutter shaft 2 is adjustable, to meet different soft or hard pens
Length and sharp blunt demand, it is necessary to change the cutting angle of hobboing cutter, that is, change the position of hobboing cutter cutter shaft 2, use
When first mix up required cutting angle, be the first card required for the first projection 7 is stuck in by rotational angle adjusting rod 6
In groove 8, due to being cased with external gear on knife rest 1, the nearly one end of cutter shaft support base 3 of hobboing cutter cutter shaft 2 is cased with hobboing cutter gear, and gear is engaged on
In external gear, external gear is acted on by rotating turret 1 to drive hobboing cutter gear to rotate, hobboing cutter 14 to pencil so as to cut
Cut, rotary stopper block 12 either can all be limited projection 11 and carry out angle limit clockwise or counterclockwise when rotating, also
It is to say the limited angle that rotary stopper block 12 rotates, angle is less than 360 °.
Spring 15 can also be changed to extension spring, torsion spring or stage clip.
In addition, the angular adjustment not limited to this of hobboing cutter cutter shaft 2, can also be using cam, eccentric wheel, conical surface body come to hobboing cutter
The regulation of cutter shaft 2, so as to change change of the hobboing cutter 14 to pencil cutting angle.Cutter shaft support base 3 can be utilized in addition along knife rest 1
Axis direction is moved back and forth to adjust the cutting angle of hobboing cutter 14, and the surface that hobboing cutter cutter shaft 2 contacts with cutter shaft support base 3 also may be used
For inclined-plane, the cutting angle of change hobboing cutter 14.
Preferred embodiments of the present invention are described above, but are not to be construed as limiting the scope of the invention.This hair
Bright to be not only limited to above example, its concrete structure allows to change, all institutes in the protection domain of demand for independence of the present invention
The various change of work is within the scope of the present invention.
Claims (9)
1. a kind of pencil sharpener knife rest, including knife rest (1) and the hobboing cutter cutter shaft (2) for being provided with hobboing cutter (14), described knife rest (1) one
End is provided with cutter shaft support base (3), and described knife rest (1) other end is provided with cutter shaft support (13), and the two of described hobboing cutter cutter shaft (2)
End is separately mounted on cutter shaft support base (3) and cutter shaft support (13), it is characterised in that：Described knife rest (1), which is provided with, to be used for
Adjust the angle regulator of hobboing cutter cutter shaft (2) angle, in particular to knife rest (1) is provided with chute (4), the support of described cutter shaft
Seat (3) is slidably fitted in chute (4), has gap, described knife rest between described hobboing cutter cutter shaft (2) and cutter shaft support (13)
(1) positioner for making cutter shaft support base (3) be positioned at chute (4) diverse location is provided with.
2. pencil sharpener knife rest according to claim 1, it is characterised in that：Described positioner refers to set in knife rest (1)
There is the passage (5) connected with chute (4), the angular adjustment bar being rotatably assorted in passage (5) is provided with described passage (5)
(6), one end of the nearly chute (4) of described angular adjustment bar (6) is provided with least two and differed along external peripheral surface distribution and depth
The first neck (8), first raised (7) that described cutter shaft support base (3) bottom is provided with, described first raised (7) and the
One neck (8) clamping, described the first neck (8) are rotatable.
3. pencil sharpener knife rest according to claim 2, it is characterised in that：The quantity of described the first neck (8) is three
And the first depth between neck (8) differs.
4. pencil sharpener knife rest according to claim 2, it is characterised in that：The nearly chute (4) of described angular adjustment bar (6)
Side is provided with the adjusting rod locating piece (17) that axial limiting is carried out to angle adjusting rod (6), described adjusting rod locating piece (17)
With angular adjustment bar (6) coaxial line, described cutter shaft support base (3) bottom is provided with the groove (18) that Open Side Down, described tune
Pole locating piece (17) is stuck in groove (18), and described first raised (7) are located between groove (18) and passage (5).
5. pencil sharpener knife rest according to claim 4, it is characterised in that：Described adjusting rod locating piece (17) nearly chute
(4) side is provided with rotary stopper block (12), and described chute (4) bottom is provided with carries out angle limit to rotary stopper block (12)
Spacing preiection (11).
6. pencil sharpener knife rest according to claim 1, it is characterised in that：Described cutter shaft support base (3) is provided with to lead
Pen cutting carries out the resistance block (16) of axial limiting, and described resistance block (16) is integrated with cutter shaft support base (3).
7. pencil sharpener knife rest according to claim 2, it is characterised in that：Described cutter shaft support base (3) is provided with second
Raised (9), described hobboing cutter cutter shaft (2) are provided with the second neck (10) with second raised (9) clamping.
8. pencil sharpener knife rest according to claim 7, it is characterised in that：Described knife rest (1), which is provided with, to be used for hobboing cutter
The spring (15) that cutter shaft (2) is extended or resetted, described spring (15) one end are fixed on knife rest (1), described spring
(15) other end is buckled on the second neck (10).
9. pencil sharpener knife rest according to claim 8, it is characterised in that：Described spring (15) other end is free end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567317.8A CN105196757B (en) | 2015-09-09 | 2015-09-09 | Pencil sharpener knife rest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567317.8A CN105196757B (en) | 2015-09-09 | 2015-09-09 | Pencil sharpener knife rest |
Publications (2)
| Publication Number | Publication Date |
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| CN105196757A CN105196757A (en) | 2015-12-30 |
| CN105196757B true CN105196757B (en) | 2018-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510567317.8A Active CN105196757B (en) | 2015-09-09 | 2015-09-09 | Pencil sharpener knife rest |
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| CN (1) | CN105196757B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108422779B (en) * | 2018-06-11 | 2023-07-25 | 郑高伟 | Adjustable hob rest of pencil sharpener |
| CN109623712A (en) * | 2018-09-30 | 2019-04-16 | 得力集团有限公司 | A kind of knife rest automatic assembling |
| CN109677170A (en) * | 2019-01-31 | 2019-04-26 | 雪松 | A kind of novel pencil sharpener cutter frame structure |
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| CN200948719Y (en) * | 2006-09-26 | 2007-09-19 | 王琳 | Knife carriage structure of pencil sharpener |
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| Publication number | Publication date |
|---|---|
| CN105196757A (en) | 2015-12-30 |
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