CN107962596A - A kind of cutter of changeable blade - Google Patents
A kind of cutter of changeable blade Download PDFInfo
- Publication number
- CN107962596A CN107962596A CN201711230118.3A CN201711230118A CN107962596A CN 107962596 A CN107962596 A CN 107962596A CN 201711230118 A CN201711230118 A CN 201711230118A CN 107962596 A CN107962596 A CN 107962596A
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- China
- Prior art keywords
- blade
- handle
- hole
- cutter
- sliding block
- Prior art date
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- Granted
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- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000020004 porter Nutrition 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 102000012498 secondary active transmembrane transporter activity proteins Human genes 0.000 description 1
- 108040003878 secondary active transmembrane transporter activity proteins Proteins 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B5/00—Hand knives with one or more detachable blades
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/54—Chiropodists' instruments, e.g. pedicure
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Mechanical Engineering (AREA)
- Biomedical Technology (AREA)
- Forests & Forestry (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Knives (AREA)
Abstract
The invention discloses a kind of cutter of changeable blade, it includes handle, blade and blade cover, blade is fixed on the front end of handle by blade cover, the front end of the handle is equipped with the step of three layers of different height, and one layer of step is the strip connected in star of front end right edge, and the wedge block and cam of strip are equipped with groove, quadruple board platform rank is the U-lag of handle front end, blade is equipped with the U-lag, three layers of step are the boss on the left of handle front end, and the boss is equipped with blade cover.It is by setting moveable wedge block in blade cover and handle, and sliding block can eject blade, more allowing blade replacement, move sliding block after finishing changing again, can block blade, this is simple in structure, and it is convenient to replace, and has a better effect.
Description
Technical field
The present invention relates to a kind of cutter, more particularly to a kind of cutter of changeable blade, belongs to hand-operated tools technical field.
Background technology
Repairing business concern operating a porters' service industry, to avoid there is a phenomenon where cross-infection, it is necessary to using disposable blade, but present cutter is set
Count undesirable, blade clamping is unstable, or even can fall off in use, there are security risk, and after blade use easily
Stuck, dismounting is difficult during more allowing blade replacement, and handle of a knife is blocked up to grip phenomena such as feel is bad, is now badly in need of a kind of more reliable cutter.
The content of the invention
The technical problem to be solved in the present invention is：A kind of cutter of changeable blade is provided, it is by setting in the handle
Moveable wedge block is put, sliding block can eject blade, more allowing blade replacement, move sliding block after finishing changing again, you can blade is blocked, this
Inventive structure simple and stable, it is convenient to replace, and whole cutter is more frivolous, and operating handle is preferable, solves above-mentioned technology
Problem.
The technical scheme is that：A kind of cutter of changeable blade, it includes handle, blade and blade cover, blade
The front end of handle is fixed on by blade cover, the front end of the handle is equipped with the step of three layers of different height, before one layer of step is
The strip connected in star of right edge is held, the sliding block and cam of strip are equipped with groove, quadruple board platform rank is the U-shaped of handle front end
Groove, the U-lag is interior to be equipped with blade, and three layers of step are the boss on the left of handle front end, and the boss is equipped with blade cover.
There is through hole one in the centre of the groove.
One end of the cam is equipped with blossom type through hole, and the through hole one among the blossom type through hole and groove is connected,
The other end of cam is equipped with semicircle boss, and cam can be rotated along through hole one.
The back side edge of the sliding block be equipped with the matched groove of semicircle boss on cam, the front end of sliding block is wedge
Shape, front wide and rear narrow, sliding block can slide back and forth in groove.
There is cutting edge in the blade front end, and there are one or two and the matched clamp of U-lag in rear end, and the clamp has with sliding
The matched wedge-shaped side of block.
The centre of the blade cover is equipped with and the corresponding through hole two of through hole one on groove.
The blade cover is welded to connect with handle.
The beneficial effects of the invention are as follows：Compared with prior art, the present invention is rational in infrastructure, easy to use, has following excellent
Point：
1:Knife rest processing process is reduced, and the production cycle is shorter;
2:Blade production difficulty substantially reduces, it is possible to increase production efficiency reduces cost;
3:Knife rest cavity communicates the dirt for being convenient to clean inside, clean hygiene with side;
4:The thickness of cutter can be done frivolous enough, very easy to use flexible;
5:Blade clamping force can freely be adjusted according to use demand, with suitable for different working environments;
6:Blade clamping reliability improves, the phenomenon that blade in use will not fall off or rock;
7:Equipped with withdrawing structure, can be made with easy removal more allowing blade replacement, withdrawing structure using high-hardness corrosion-resistant material,
Durable and the phenomenon that can not extremely dismantle of blade rust will not occur;
8:Dismantling spanner can be attached to handle of a knife rear end by magnet, convenient to take and lose at any time.
Brief description of the drawings
Fig. 1 is the decomposition texture schematic diagram of the present invention；
Fig. 2 is the decomposition texture schematic diagram of the present invention；
Fig. 3 is the outside drawing of the present invention.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below with reference to this specification attached drawing to this hair
It is bright to be described in further detail.
Embodiment 1：As shown in Figure 1, a kind of cutter of changeable blade, it includes handle 5, blade 1 and blade cover 4,
Blade 1 is fixed on the front end of handle 5 by blade cover 4, and the front end of the handle 5 is equipped with the step of three layers of different height, one layer
Step is the strip connected in star 14 of front end right edge, and the sliding block 3 and cam 2 of strip are equipped with groove 14, and quadruple board platform rank is
The U-lag 11 of 5 front end of handle, is equipped with blade 1 in the U-lag 11, and three layers of step are the boss 12 on the left of 5 front end of handle, institute
State boss 12 and be equipped with blade cover 4.By setting moveable wedge block 3 in handle 5, sliding block 3 can eject blade 1,
More allowing blade replacement 1, moves sliding block 3 again after finishing changing, you can block blade 1, simple in structure, convenient disassembly.
Further, there is through hole 1 in the centre of groove 14, can play the role of fixed blossom type spanner.
Further, one end of cam 2 is equipped with blossom type through hole 7, the blossom type through hole 7 and the through hole among groove 14
One 13 are connected, and the other end of cam 2 is equipped with semicircle boss 15, and cam 2 can be rotated along through hole 1.Pass through blossom type spanner
It is inserted into blossom type through hole 7, rotary spanner, cam 2 is i.e. rotatable, drives wedge block 3 to slide back and forth, you can ejection or clamping
Blade 1.
Further, the back side edge of sliding block 3 is equipped with and the matched groove 6 of semicircle boss 15 on cam 2, sliding block 3
Front end for wedge shape, front wide and rear narrow, sliding block 3 can slide back and forth in groove 14.
Further, there is cutting edge 9 in 1 front end of blade, and there are two and the matched clamp 10 of U-lag 11, the clamp in rear end
10 to have with the matched wedge-shaped side of sliding block 3, blade 1 be and fixation, structure letter by the wedge-shaped side of 3 clamping clamp 10 of sliding block
Single, using reliable, convenient disassembly is quick.
Further, the centre of blade cover 4 is equipped with and the corresponding through hole 28 of through hole 1 on groove 14.Blossom type
In spanner insertion through hole 28, blossom type through hole 7 and through hole 1, rotary spanner, cam 2 is i.e. rotatable, drives wedge block 3
Slide back and forth, you can ejection or clamping blade 1.
Further, blade cover 4 is welded to connect with handle 5.Easy to make, structure is reliable, of low cost.
Further, cutter structure is made using high-hardness corrosion-resistant material such as YG532, durable and will not be sent out
The phenomenon that raw blade rust can not extremely be dismantled.
Its operation principle is：Cam 2 is rotated counterclockwise using blossom type spanner, with movable slider 3 in handle 5 with guiding
Slided in the groove 14 of effect to the front end of handle 5, sliding block 3 can eject blade 1 forward in the process, you can to blade 1 into
Row replacement is handled；After being inserted into new blade 1, cam 2 is turned clockwise, you can the movement with movable slider 3 toward the rear end of handle 5, this
When, the tapered end on sliding block 3 can block the clamp 10 on blade 1, you can achieve the purpose that to fix blade 1, dismounting is all compared
It is quick and easy.
Embodiment 2：As shown in Figure 2, a kind of cutter of changeable blade, it includes handle 5, blade 1 and blade cover 4,
Blade 1 is fixed on the front end of handle 5 by blade cover 4, and the front end of the handle 5 is equipped with the step of three layers of different height, one layer
Step is the strip connected in star 14 of front end right edge, and the sliding block 3 and cam 2 of strip are equipped with groove 14, and quadruple board platform rank is
The U-lag 11 of 5 front end of handle, is equipped with blade 1 in the U-lag 11, and three layers of step are the boss 12 on the left of 5 front end of handle, institute
State boss 12 and be equipped with blade cover 4.By setting moveable wedge block 3 in handle 5, sliding block 3 can eject blade 1,
More allowing blade replacement 1, moves sliding block 3 again after finishing changing, you can block blade 1, simple in structure, convenient disassembly.
Further, there is through hole 1 in the centre of groove 14, can play the role of fixed blossom type wrench.
Further, one end of cam 2 is equipped with blossom type through hole 7, the blossom type through hole 7 and the through hole among groove 14
One 13 are connected, and the other end of cam 2 is equipped with semicircle boss 15, and cam 2 can be rotated along through hole 1.Pass through blossom type spanner
It is inserted into blossom type through hole 7, rotary spanner, cam 2 is i.e. rotatable, drives wedge block 3 to slide back and forth, you can ejection or clamping
Blade 1.
Further, the back side edge of sliding block 3 is equipped with and the matched groove 6 of semicircle boss 15 on cam 2, sliding block 3
Front end for wedge shape, front wide and rear narrow, sliding block 3 can slide back and forth in groove 14.
Further, there is cutting edge 9 in 1 front end of blade, and there are one and the matched clamp 10 of U-lag 11, the clamp in rear end
10 have and the matched wedge-shaped side of sliding block 3.Blade 1 is and fixation, structure letter by the wedge-shaped side of 3 clamping clamp 10 of sliding block
Single, using reliable, convenient disassembly is quick.
Further, the centre of blade cover 4 is equipped with and the corresponding through hole 28 of through hole 1 on groove 14.Blossom type
In spanner insertion through hole 28, blossom type through hole 7 and through hole 1, rotary spanner, cam 2 is i.e. rotatable, drives wedge block 3
Slide back and forth, you can ejection or clamping blade 1.
Further, blade cover 4 is welded to connect with handle 5.Easy to make, structure is reliable, of low cost.
Further, cutter structure is made using high-hardness corrosion-resistant material such as YS30, durable and will not be sent out
The phenomenon that raw blade rust can not extremely be dismantled.
Its operation principle is：Cam 2 is rotated counterclockwise using blossom type spanner, with movable slider 3 in handle 5 with guiding
Slided in the groove 14 of effect to the front end of handle 5, sliding block 3 can eject blade 1 forward in the process, you can to blade 1 into
Row replacement is handled；After being inserted into new blade 1, cam 2 is turned clockwise, you can the movement with movable slider 3 toward the rear end of handle 5, this
When, the tapered end on sliding block 3 can block the clamp 10 on blade 1, you can achieve the purpose that to fix blade 1, dismounting is all compared
It is quick and easy.
Part is not described in detail by the present invention, is the known technology of those skilled in the art of the present technique.Finally illustrate, the above is real
Example is applied to be merely illustrative of the technical solution of the present invention and unrestricted, although having been carried out specifically to the present invention with reference to preferred embodiment
It is bright, it will be understood by those of ordinary skill in the art that, can to technical scheme technical scheme is modified or replaced equivalently, and
The objective and scope of technical solution of the present invention are not departed from, it should all cover among scope of the presently claimed invention.
Claims (7)
- A kind of 1. cutter of changeable blade, it is characterised in that：It includes handle（5）, blade（1）And blade cover（4）, blade （1）Pass through blade cover（4）It is fixed on handle（5）Front end, the handle（5）Front end be equipped with the step of three layers of different height, One layer of step is the strip connected in star of front end right edge（14）, in groove（14）The interior sliding block equipped with strip（3）And cam （2）, quadruple board platform rank is handle（5）The U-lag of front end（11）, the U-lag（11）It is interior to be equipped with blade（1）, three layers of step are hand Handle（5）Boss on the left of front end（12）, the boss（12）It is equipped with blade cover（4）.
- A kind of 2. cutter of changeable blade according to claim 1, it is characterised in that：The groove（14）Centre have Through hole one（13）.
- A kind of 3. cutter of changeable blade according to claim 1, it is characterised in that：The cam（2）One end set There is blossom type through hole（7）, the blossom type through hole（7）With groove（14）Middle through hole one（13）It is connected, cam（2）It is another One end is equipped with semicircle boss（15）, cam（2）Can be along through hole one（13）Rotation.
- A kind of 4. cutter of changeable blade according to claim 1, it is characterised in that：The sliding block（3）Back side edge It is equipped with and cam（2）On semicircle boss（15）Matched groove（6）, sliding block（3）Front end for wedge shape, it is front wide and rear narrow, Sliding block（3）Can be in groove（14）Inside slide back and forth.
- A kind of 5. cutter of changeable blade according to claim 1, it is characterised in that：The blade（1）There is sword in front end Mouthful（9）, there are one or two and U-lag in rear end（11）Matched clamp（10）, the clamp（10）Have and sliding block（3）Match The wedge-shaped side of conjunction.
- A kind of 6. cutter of changeable blade according to claim 1, it is characterised in that：The blade cover（4）Centre It is equipped with and groove（14）On through hole one（13）Corresponding through hole two（8）.
- A kind of 7. cutter of changeable blade according to claim 1, it is characterised in that：The blade cover（4）With handle （5）It is welded to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711230118.3A CN107962596B (en) | 2017-11-29 | 2017-11-29 | Cutter with replaceable blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711230118.3A CN107962596B (en) | 2017-11-29 | 2017-11-29 | Cutter with replaceable blade |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107962596A true CN107962596A (en) | 2018-04-27 |
| CN107962596B CN107962596B (en) | 2023-12-08 |
Family
ID=61999087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711230118.3A Active CN107962596B (en) | 2017-11-29 | 2017-11-29 | Cutter with replaceable blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107962596B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113858273A (en) * | 2021-09-26 | 2021-12-31 | 中国人民解放军陆军军医大学第二附属医院 | Handle of pathological material taking cutter and pathological material taking cutter |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060117570A1 (en) * | 2004-12-07 | 2006-06-08 | Pool Dan B | Utility Knife with Cam Clamp Means |
| US20070116530A1 (en) * | 2005-06-08 | 2007-05-24 | Van Horssen Charles A | Quick change holder for cutting tool |
| CN201042804Y (en) * | 2007-02-09 | 2008-04-02 | 禾龙有限公司 | Cutter with replaceable blade body |
| CN201095113Y (en) * | 2007-08-07 | 2008-08-06 | 杭州巨星科技有限公司 | Hand knife convenient for replacing blade |
| CN201109034Y (en) * | 2007-09-21 | 2008-09-03 | 比亚迪股份有限公司 | Chucking fixture |
| 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 |
| CN203885581U (en) * | 2014-06-19 | 2014-10-22 | 齐齐哈尔医学院 | Novel operating knife handle |
| CN106725680A (en) * | 2016-12-29 | 2017-05-31 | 江苏风和医疗器材股份有限公司 | For the shaft member and surgical instruments of surgical instruments |
| CN206493341U (en) * | 2017-01-24 | 2017-09-15 | 广东百源实业有限公司 | Have for angle of throat |
| CN207824938U (en) * | 2017-11-29 | 2018-09-07 | 龚宪瑞 | A kind of cutter of changeable blade |
-
2017
- 2017-11-29 CN CN201711230118.3A patent/CN107962596B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060117570A1 (en) * | 2004-12-07 | 2006-06-08 | Pool Dan B | Utility Knife with Cam Clamp Means |
| US20070116530A1 (en) * | 2005-06-08 | 2007-05-24 | Van Horssen Charles A | Quick change holder for cutting tool |
| CN201042804Y (en) * | 2007-02-09 | 2008-04-02 | 禾龙有限公司 | Cutter with replaceable blade body |
| CN201095113Y (en) * | 2007-08-07 | 2008-08-06 | 杭州巨星科技有限公司 | Hand knife convenient for replacing blade |
| CN201109034Y (en) * | 2007-09-21 | 2008-09-03 | 比亚迪股份有限公司 | Chucking fixture |
| 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 |
| CN203885581U (en) * | 2014-06-19 | 2014-10-22 | 齐齐哈尔医学院 | Novel operating knife handle |
| CN106725680A (en) * | 2016-12-29 | 2017-05-31 | 江苏风和医疗器材股份有限公司 | For the shaft member and surgical instruments of surgical instruments |
| CN206493341U (en) * | 2017-01-24 | 2017-09-15 | 广东百源实业有限公司 | Have for angle of throat |
| CN207824938U (en) * | 2017-11-29 | 2018-09-07 | 龚宪瑞 | A kind of cutter of changeable blade |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113858273A (en) * | 2021-09-26 | 2021-12-31 | 中国人民解放军陆军军医大学第二附属医院 | Handle of pathological material taking cutter and pathological material taking cutter |
| CN113858273B (en) * | 2021-09-26 | 2023-02-28 | 中国人民解放军陆军军医大学第二附属医院 | Handle of pathological material taking cutter and pathological material taking cutter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107962596B (en) | 2023-12-08 |
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