CN104044391B - A kind of graver of energy quick-replaceable blade - Google Patents
A kind of graver of energy quick-replaceable blade Download PDFInfo
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- CN104044391B CN104044391B CN201310076263.6A CN201310076263A CN104044391B CN 104044391 B CN104044391 B CN 104044391B CN 201310076263 A CN201310076263 A CN 201310076263A CN 104044391 B CN104044391 B CN 104044391B
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- blade
- knife rest
- graver
- flexible member
- knife
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Abstract
The invention discloses a kind of graver of energy quick-replaceable blade, it includes blade, knife rest, first flexible member, blade locks linkage unit, wherein blade locking linkage unit includes rear bar and the second flexible member, by the way that the knife rest of blade will be set, the rear bar being connected with knife rest, the second flexible member being enclosed in rear bar is arranged to link, and the quick-replaceable of blade is realized by the way of the first flexible member that connection is arranged on knife rest is locked or unlocked, this kind of graver need to only press graver rear in more allowing blade replacement, it can be carried out the replacing of blade, blade, which is finished changing, need to only unclamp.The graver of the present invention is simple in construction, and parts are few, easily fabricated, and simple to operate.
Description
Technical field
The present invention relates to one kind to carve cutter, more particularly to a kind of graver of energy quick-replaceable blade.
Background technology
Graver is for general on the less hard body surface such as wood, plasticine, fruit and carves various flowers
Line, pattern and fretwork model etc., because the complexity of various decorative patterns, pattern and fretwork model is different, it is therefore desirable to have more
Kind different size and the blades fit of purposes use.However, existing frequently-used graver is generally the hilted broadsword equipped with multiple blades
Body, different blades can be changed when needed, but need to use tweezers to grip blade in more allowing blade replacement, then blade is inserted
Enter in cutter hub, so not only easy scratching fingers, and be easily damaged blade.
Therefore, Chinese Patent Application No. discloses a kind of " blade that is conveniently replaceable for the patent of " 201120433581.X "
Graver ", it in the front end of cutter head by setting the blade locked component being readily disassembled, and the blade locked component is by sleeve and knife
Piece lock shaft is formed, by inserting the blade into the sealing of blade lock shaft, before blade locked component then is fixed on into cutter head
End carries out blade exchange, and this graver is simple in construction, but only blade is fixed in the sealing of blade lock shaft and is difficult to protect
Card blade is fixedly secured, if blade is easy to loosen, then will be to bringing very big inconvenience using process.Chinese Patent Application No.
A kind of " safe tool changing graver " is disclosed for the patent of " 200920352173.4 ", it is by setting cutter head assembly, cutter head to push away
Key and cutter head locking mechanism realize the purpose for safely changing graver blade, and blade fixation, but this kind is carved
Knife parts are more, complicated, manufacture inconvenience, and need both hands during more allowing blade replacement, first unclamp nut, then take knife tool changing,
Then tightening nut again, complex steps during tool changing, use are not easy enough.
The content of the invention
In order to solve the defects of graver in the prior art is difficult to quick, safe more allowing blade replacement, the present invention provides a kind of
The graver of energy quick-replaceable blade, the graver is simple in construction, and parts are few, easily fabricated, and operates with simple and convenient.
Technical scheme is as follows：
A kind of graver of energy quick-replaceable blade, including：
Blade, the blade are provided with fixing hole；
Knife rest, the knife rest is provided with blade storage tank, also, a through hole is additionally provided with the knife rest, and the through hole is set
The adjacent side of side where the blade storage tank, when the blade is put into the blade storage tank, the through hole with
Fixing hole connection on the blade；
First flexible member, first flexible member include first end and the second end, and the first end is connected to described
Knife rest, second end is inserted in the through hole of the knife rest, and consolidating for the blade can be inserted or be exited in second end
Determine hole；
Blade locks linkage unit, and it is connected with the knife rest, and pressing or discharging the blade locking linkage unit to make
The second end insertion of first flexible member or the fixing hole for exiting the blade；
Knife bar, the knife bar is interior to be provided with a cavity, and the knife rest and blade locking linkage unit are located at the cavity
It is interior；First flexible member is connected to the knife rest and in the cavity.
The present invention is mainly by locking linkage unit and being arranged to link, and pass through the first flexible member knife rest, blade
The locking and unblock of blade are realized in linkage simultaneously, realize the light tool changing of graver.
In a preferred embodiment of the invention, the blade locking linkage unit includes a rod-like members and the second elasticity member
Part, the rod-like members are connected to the knife rest, and second flexible member includes first end and the second end, the first end
The rod-like members are connected to, second end is connected to the cavity inner wall of the knife bar.Rod-like members are the conventional of graver
Design, naturally it is also possible to any like of said function can be reached using other, use flexible member to realize linkage for industry
Interior common method, required parts are easy to get, and change conveniently.
In a preferred embodiment of the invention, the rod-like members include thick section and thin segment, the thick section and the thin segment
Between have a transition boss, the thin segment is connected with the knife rest, the thick section include one protrude from the knife bar cavity it
Outer press section, the first end of second flexible member are withstood on the transition boss., can also on the setting of press section
A button is additionally configured with, or is realized by other similar modes, embodiment now is preferred mode, by simply tying
Structure, push button function can be realized without increasing part or making complicated processing；In addition, the setting on thick section and thin segment, can also
The consistent bar of thickness is arranged to using other modes, such as by rod-like members, and in the place for needing to fix the second flexible member
A projection is set to realize fixing function, the present invention includes other any energy and realizes the structure for fixing the second flexible member function.
In a preferred embodiment of the invention, the taper end end of the rod-like members is provided with screw thread, the knife rest with institute
The junction for stating rod-like members is provided with the screwed hole coordinated with the screw thread, the rod-like members and the knife rest as screw thread company
Connect.Herein, it is only a kind of specific connected mode the rod-like members and the knife rest to be arranged into threaded connection, and it, which has, is easy to
The advantages that dismounting and replacing, while the present invention can also use other any above-mentioned rod-like members and knife rest link together make
The relatively-stationary connected mode in its position.
In a preferred embodiment of the invention, the round platform of a protrusion, second elasticity are provided with the cavity of the knife bar
Second end of element is withstood on the round platform.In addition to round platform is set, the present invention can also use other it is any can fix second elasticity
The structure at the second end of element.
In a preferred embodiment of the invention, first flexible member is reed, and the second end of the reed includes one
Kink, the end of the kink are provided with an inserted sheet, and the inserted sheet is inserted in the through hole of the knife rest, and the inserted sheet energy
Insert or exit the fixing hole of the blade；
The cavity inner wall of the knife bar is provided with a guide table, the knife rest in the position of the kink corresponding to the reed
The kink of the reed is driven to be moved along the guide table when being moved forward or rearward, so that the inserted sheet insertion of the reed
Or exit the fixing hole of the blade.
In a preferred embodiment of the invention, the guide table is bucking ladder.
In a preferred embodiment of the invention, the inserted sheet bends inwards to form a rounded edges at the top of it.Annulus side
Edge is more conducive to the inserted sheet insertion or exits the fixing hole of the blade.
In a preferred embodiment of the invention, the first end of the reed includes a square plate, and the knife rest is in corresponding positions
The storage tank of the accommodating square plate is installed, by the way that the square plate is inserted into the storage tank by the first of the reed
End is connected to the knife rest.The mode that the first end of the reed enumerated herein is connected to the knife rest is only for example, and the present invention is also
Any first end connection that can be by reed and the knife rest can be used to make the relatively-stationary connected mode in the two position.
In a preferred embodiment of the invention, the knife rest front end includes a bullet, and the taper physical efficiency is stuck in described
The cavity edge of knife bar, the side provided with the through hole of the knife rest are located at the rear of the bullet.The bullet is set
Put is in order to balance the elastic force of second flexible member, so that blade will not be drawn into the cavity of the knife bar.
In a preferred embodiment of the invention, the side provided with the through hole of the knife rest is additionally provided with a groove, described
Through hole is arranged on the bottom surface of the groove.The setting of the groove makes to ensure to described one deformation space of reed, so that
It can smoothly realize the function for the fixing hole for inserting or exiting the blade by deforming, and then realize the lock to blade
Fixed and unblock.
In a preferred embodiment of the invention, second flexible member is spring.
Compared with prior art, beneficial effects of the present invention are as follows：
First, the graver of fast changeable blade of the present invention is simple in construction, and parts are few, manufacture easy to process；
Second, the graver of fast changeable blade of the present invention is easy to use, simple to operate；
3rd, the graver processing safety of fast changeable blade of the present invention is high, is not easy to hinder hand.
Certainly, any product for implementing the present invention it is not absolutely required to reach all the above advantage simultaneously.
Brief description of the drawings
Fig. 1 is the decomposition texture schematic diagram of graver of the embodiment of the present invention；
Fig. 2 is the cutter frame structure schematic diagram of graver of the embodiment of the present invention；
Fig. 3 is the reed structure schematic diagram of graver of the embodiment of the present invention；
Fig. 4 is the knife bar profile of graver of the embodiment of the present invention；
Fig. 5 is the lock-out state structural representation of graver of the embodiment of the present invention；
Fig. 6 is the released state structural representation of graver of the embodiment of the present invention, in this case changeable blade.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate this hair
It is bright, rather than limit protection scope of the present invention.Those skilled in the art change according to what the present invention made in actual applications
Enter and adjust, still fall within protection scope of the present invention.
Embodiment
Referring to Fig. 1, the graver of the present embodiment includes such as lower component：
Blade 1, its rear end are provided with fixing hole；
Knife rest 2, blade 1 are arranged in knife rest 2, and specifically, referring to Fig. 2, the front end of knife rest 2 is provided with blade storage tank 21, knife
The rear end of piece 1 can be inserted into the blade storage tank 21；The front end of knife rest 2 includes a bullet 26, and the blade storage tank 21 passes through
Bullet 26, the bullet 26 can be stuck in the edge of cavity 61 of following knife bars 6；Knife rest 2 is connected with the first flexible member, specifically
The first flexible member is a reed 3 in the present embodiment, and the bullet rear of knife rest 2 is provided with a groove for being used to set reed 3
22, the bottom surface of groove 22 is provided with the through hole 23 connected with blade storage tank 21, sets the side of the through hole 23 with setting blade
The side of storage tank 21 is adjacent side, and when blade 1 is put into blade storage tank 21, through hole 23 connects with the fixing hole on blade 1
It is logical；In addition, being additionally provided with a storage tank 24 on the rear boss of groove 22, specifically in the present embodiment, the storage tank 24 is narrow
It is elongated；The rear end of knife rest 2 is provided with screwed hole 25；
In the present embodiment, reed 3 specifically includes the end 32 of first end 31 and second, and wherein first end 31 is provided with one and can be inserted into
The square plate 311 of the storage tank 24 of above-mentioned long narrow shape, by the way that square plate 311 is inserted the first of reed 3 in storage tank 24
End 31 is fixedly connected on knife rest 2；Second end 32 of reed 3 is provided with a kink 321, and the outward bending of kink 321 is curved at this
The end of folding part 321 is provided with an inserted sheet 322, and inserted sheet 322 is inserted in the through hole 23 of the knife rest 2, and can insert or exit knife
The fixing hole of piece 1, in the present embodiment, preferably inserted sheet 322 bends inwards at the top of it, can so form rounder and more smooth inserted sheet
Edge, blade fixing hole is inserted or exited beneficial to inserted sheet 322；The structure of reed 3 is referring to Fig. 3；Above with respect to the first of reed 3
The mode of being connected of end 31 and second end 32 and knife rest 2 is only for example, and the present invention any can make the first of reed 1 including other
End is connected to knife rest 2 and makes the relatively-stationary structure in position and connected mode of the rwo, and makes the second segment activity of reed 3
The structure and connected mode of knife rest 2 are connected to, in addition it is also possible to reed is replaced using other flexible members, it is of the invention unlimited
In above-mentioned embodiment；
Blade locks linkage unit, and in the present embodiment, the component includes a rod-like members and the second flexible member, specifically
Rod-like members are rear bar 4 in the present embodiment, and rear bar 4 is divided for thick section 41 and thin segment 42, and thick section 41 is to there is a mistake between thin segment 42
Crossing boss 43, wherein thin segment 42 is located at the part of end and is provided with screw thread, and the screw thread and the screwed hole 25 of the rear end of knife rest 2 coordinate,
So as to which rear bar 4 is fixed on into the rear end of knife rest 2；More than, knife rest 2 and rear bar 4 are thread connecting mode, and in addition, the present invention is also
Any suitable fixed form connection knife rest 2 and rear bar 4 can be used, be that the rwo is connected with each other and relative in use
Position is fixed, and the present invention is not limited only to above-mentioned embodiment；
In the present embodiment, the second flexible member is spring 5, and the spring 5 is set in the taper end 42 of rear bar 4, and it includes
The end 52 of first end 51 and second, first end 51 are connected to rear bar 4, specially withstood on the transition boss 43 of rear bar 4, the second end 52
It is connected to the cavity inner wall of following knife bars 6.Other than springs, the second flexible member can also select any suitable elasticity such as shell fragment
Element reaches identical purpose；
Knife bar 6, knife bar 6 are provided with a cavity 61, and above-mentioned knife rest 2, reed 3, rear bar 4, spring 5 are arranged in cavity 61,
The wherein thick section of rear bar 4 includes one and protrudes from press section 44 outside the cavity 61 of knife bar 6, referring to Fig. 5 and Fig. 6；Especially, join
See Fig. 4, the round platform 62 of protrusion is provided with cavity 61, for limiting spring 5, now, the first end 51 of spring 5 withstands on rear bar 4
On taper end 42 to the transition boss 43 of butt end 41, the second end 52 is withstood on the projecting inward round platform 62 of cavity 61 of above-mentioned knife bar 6, is removed
Outside using the contact connected mode on top, the connected mode being fixed together or buckle together can also be used；In addition, knife bar
The front portion of 6 internal cavities 61 is provided with a guide table, is in the present embodiment bucking ladder 63, for housing reed 3 and guiding its deformation,
The kink 321 with movable contact spring 3 backward or moves forward along bucking ladder 63 when knife rest 2 is moved forward or rearward, so that spring
The inserted sheet 322 of piece 3 inserts or exited the fixing hole of blade 1.Generally the transition boss 43 on round platform 62 and rear bar 4 is arranged to
Circle, but their shape can also use other any shapes that can reach support purpose, and the invention is not restricted to above-mentioned specific real
Apply mode.Bucking ladder 63 also can be replaced any shape with the downslide effect of guiding reed 3, such as arc etc., tool herein
Body embodiment is not used in restriction.
The principle and process of the graver quick-replaceable blade of the present embodiment are as follows：
Referring to Fig. 5, when the graver is completed, blade is in the lock state, and now, spring 5 is compressed, therefore its
Rear bar 4 is outwards pushed up by the transition boss 43 for outwards pushing up rear bar 4, so as to pull out the knife rest 2 being fixedly connected with rear bar 4,
Now reed 3 is also pulled, and the kink 321 at its second end 32 is located at the top of the bucking ladder 63 in knife bar 6, and reed 3
The inserted sheet 322 at second end 32 insert in the through hole 23 of knife rest 2 and the fixing hole of blade 1, and the bullet 26 of the front end of knife rest 2
Elastic force of the fixing effect then with spring 5 balances each other, and the knife rest 2 of setting, rear bar 4 etc. in knife bar 6 is in appropriate position, makes knife
Piece 1 will not be drawn into the cavity 61 of knife bar 6, and the state bottom knife 1 is fixed, it is impossible to is changed；When needing more allowing blade replacement, with one
Hand presses inward against the press section 44 of rear bar 4, and now spring 5 is further compressed, and the knife rest 2 being fixedly connected with rear bar 4 is forward
Mobile, reed 3 moves forward with knife rest 2, and reed 3, which moves forward, causes its second end 32 along the bucking ladder inside knife bar 6
63 glide so that the inserted sheet 322 that the second end 32 of reed 3 is set drops out the fixing hole of blade 1, state now referring to Fig. 6,
At this moment blade 1 can be extracted out with another hand or tweezers and is changed.After more finishing changing blade 1, the protuberance of rear bar 4 is unclamped
44, then because the thrust of spring 5 makes rear bar 4 draw back, moved up so as to the second end 32 of reed 3 along the bucking ladder 63 in knife bar 6,
The inserted sheet 322 of reed 3 is popped up, is inserted in the fixing hole of blade 1, so as to secure blade 1.As above process, just complete
The once flow of more allowing blade replacement.
The present invention is by the way that the knife rest, the rear bar being connected with knife rest, the spring that is enclosed in rear bar that set blade to be arranged to join
Move, and the quick-replaceable of blade is realized by the way of the flexible member that connection is arranged on knife rest is locked or unlocked, should
Kind graver need to only press graver rear in more allowing blade replacement, it is possible to carry out the replacing of blade, blade, which is finished changing, only to be needed to unclamp
.The graver of the present invention is simple in construction, and parts are few, easily fabricated, and simple to operate.
Claims (11)
- A kind of 1. graver of energy quick-replaceable blade, it is characterised in that including：Blade, the blade are provided with fixing hole；Knife rest, the knife rest is provided with blade storage tank, also, a through hole is additionally provided with the knife rest, and the through hole is arranged on institute State the adjacent side of side where blade storage tank, when the blade is put into the blade storage tank, the through hole with it is described Fixing hole connection on blade；First flexible member, first flexible member include first end and the second end, and the first end is connected to the knife rest, Second end is inserted in the through hole of the knife rest, and the fixing hole of the blade can be inserted or exited in second end；Blade locks linkage unit, and it be connected with the knife rest, presses or discharges described in blade locking linkage unit can make The second end insertion of first flexible member or the fixing hole for exiting the blade；The blade locking linkage unit includes a bar Shape part and the second flexible member, the rod-like members are connected to the knife rest, second flexible member include first end and Second end, the first end are connected to the rod-like members, and second end is connected to the cavity inner wall of a knife bar；The knife bar, the knife bar is interior to be provided with a cavity, and the knife rest and blade locking linkage unit are located at the cavity It is interior；First flexible member is connected to the knife rest and in the cavity.
- 2. the graver of energy quick-replaceable blade as claimed in claim 1, it is characterised in that the rod-like members include thick section And thin segment, described slightly to have a transition boss between section and the thin segment, the thin segment is connected with the knife rest, and the thick section includes One protrudes from the press section outside the cavity of the knife bar, and the first end of second flexible member withstands on the transition boss On.
- 3. the graver of energy quick-replaceable blade as claimed in claim 2, it is characterised in that the taper end end of the rod-like members End is provided with screw thread, and the knife rest is being provided with the screwed hole coordinated with the screw thread, the bar with the junction of the rod-like members Shape part and the knife rest are threaded connection.
- 4. the graver of the energy quick-replaceable blade as described in claim 1 or 2 or 3, it is characterised in that the cavity of the knife bar The round platform of a protrusion is inside provided with, the second end of second flexible member is withstood on the round platform.
- 5. the graver of energy quick-replaceable blade as claimed in claim 1, it is characterised in that first flexible member is spring Piece, the second end of the reed include a kink, and the end of the kink is provided with an inserted sheet, and the inserted sheet inserts the knife In the through hole of frame, and the inserted sheet can insert or exit the fixing hole of the blade；The cavity inner wall of the knife bar is provided with a guide table in the position of the kink corresponding to the reed, and the knife rest is forward Or drive the kink of the reed backward or to be moved forward along the guide table when being moved rearwards, so that the reed Inserted sheet inserts or exited the fixing hole of the blade.
- 6. the graver of energy quick-replaceable blade as claimed in claim 5, it is characterised in that the guide table is bucking ladder.
- 7. the graver of energy quick-replaceable blade as claimed in claim 5, it is characterised in that the inserted sheet is inside at the top of it It is bent to form a rounded edges.
- 8. the graver of the energy quick-replaceable blade as described in claim 5 or 6 or 7, it is characterised in that the first of the reed End includes a square plate, and the knife rest is provided with the storage tank of the accommodating square plate in relevant position, by by the square plate Insert the storage tank and the first end of the reed is connected to the knife rest.
- 9. the graver of energy quick-replaceable blade as claimed in claim 1, it is characterised in that the knife rest front end includes a cone Body, the taper physical efficiency are stuck in the cavity edge of the knife bar, and the side provided with the through hole of the knife rest is positioned at described The rear of bullet.
- 10. the graver of the energy quick-replaceable blade as described in claim 1 or 9, it is characterised in that the knife rest is provided with institute The side for stating through hole is additionally provided with a groove, and the through hole is arranged on the bottom surface of the groove.
- 11. as claimed in claim 1 can quick-replaceable blade graver, it is characterised in that second flexible member is Spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310076263.6A CN104044391B (en) | 2013-03-11 | 2013-03-11 | A kind of graver of energy quick-replaceable blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310076263.6A CN104044391B (en) | 2013-03-11 | 2013-03-11 | A kind of graver of energy quick-replaceable blade |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104044391A CN104044391A (en) | 2014-09-17 |
| CN104044391B true CN104044391B (en) | 2018-01-02 |
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ID=51497974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310076263.6A Active CN104044391B (en) | 2013-03-11 | 2013-03-11 | A kind of graver of energy quick-replaceable blade |
Country Status (1)
| Country | Link |
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| CN (1) | CN104044391B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106863366B (en) * | 2017-02-21 | 2018-12-18 | 定远县众创科技服务有限公司 | A kind of Novel fruit knife |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3967377A (en) * | 1975-03-17 | 1976-07-06 | Wells Royzell F | Precision positioning device for tool blades and the like |
| US5924206A (en) * | 1997-09-30 | 1999-07-20 | Becton, Dickinson And Company | Reusable device handle |
| CN200991904Y (en) * | 2006-12-15 | 2007-12-19 | 亿品（香港）有限公司 | Art designing cutter capable of automatically changing blade |
| CN101200071A (en) * | 2007-12-14 | 2008-06-18 | 上海昆杰五金工具有限公司 | Cutting knife |
| CN202318349U (en) * | 2011-09-29 | 2012-07-11 | 上海昆杰五金工具有限公司 | Blade locking and unlocking structure and cutting knife with structure |
| CN202491243U (en) * | 2011-12-23 | 2012-10-17 | 上海昆杰五金工具有限公司 | Damping telescopic knife |
-
2013
- 2013-03-11 CN CN201310076263.6A patent/CN104044391B/en active Active
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| CN104044391A (en) | 2014-09-17 |
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