CN202318349U - Blade locking and unlocking structure and cutting knife with structure - Google Patents
Blade locking and unlocking structure and cutting knife with structure Download PDFInfo
- Publication number
- CN202318349U CN202318349U CN2011203687099U CN201120368709U CN202318349U CN 202318349 U CN202318349 U CN 202318349U CN 2011203687099 U CN2011203687099 U CN 2011203687099U CN 201120368709 U CN201120368709 U CN 201120368709U CN 202318349 U CN202318349 U CN 202318349U
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- China
- Prior art keywords
- blade
- projection
- tool rest
- knife bar
- lock knife
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Abstract
The utility model relates to a cutting knife, in particular to a blade locking and unlocking structure and a cutting knife with the structure. The blade locking and unlocking structure comprises a cutting head with a blade, wherein the cutting head is provided with a knife locking rod; the knife locking rod is provided with a clamping part and a butting part; and the blade on the cutting head can be quickly unlocked by pressing the butting part. Compared with the prior art, the blade locking and unlocking structure can be applied to the cutting knife, and the blade can be quickly unlocked from the cutter head so as to be conveniently replaced, so that the technical problem that the conventional structure for replacing the blade of the cutting knife is extremely complicated and is inconvenient to operate is solved.
Description
Technical field
The utility model relates to a kind of cutting knife, and particularly a kind of blade locks unlocking structure and comprises the cutting knife of this structure.
Background technology
Traditional cutting knife is divided into fixed, collapsible and telescopic usually, generally is used for cutting paper, cloth, leather etc.Telescopic cutting knife generally by handle of a knife, be movably arranged on the cutter head in the handle of a knife and the blade that is installed on the cutter head is formed, cutter head can drive blade and in handle of a knife, slide blade is stretched out or takes in.Employed blade is trapezoidal shape mostly on the existing cutting knife, and the angle that point of a knife forms is very little acute angle, in the process of cutting, is easy to just fracture; Therefore need the frequent change blade; But there is complex structure in the detaching structure of current blade, unhandy defective.
The utility model content
First purpose of the utility model is to provide a kind of blade locking unlocking structure, has complex structure, the technical matters of unhandy defective with the detaching structure that solves the blade of existing cutting knife in the prior art.
Second purpose of the utility model is to provide a kind of cutting knife, has complex structure, the technical matters of unhandy defective with the detaching structure that solves the blade of existing cutting knife in the prior art.
The utility model purpose realizes through following technical scheme:
A kind of blade locking unlocking structure comprises the tool rest that is provided with blade, and said tool rest is provided with the lock knife bar, and said lock knife bar is provided with Access Division and abutting part, pushes abutting part, but the blade on the said tool rest of quick release.
Preferably, said lock knife bar comprises lock knife bar body, and said Access Division comprises first projection that is arranged on the lock knife bar body, and said first projection can stretch into the cutter groove of blade with the locking blade, and said abutting part comprises second projection that is arranged on the lock knife bar body.
Preferably, a side of said tool rest is provided with the tool rest cover plate, and said lock knife bar is arranged between said tool rest and the said tool rest cover plate, and said lock knife bar is rotatable.
Preferably; Also be provided with the 3rd projection on the said lock knife bar body; Said the 3rd projection butt first elastomer, said first elastomer and said tool rest butt are pushed second projection; Said the 3rd projection compresses said first elastomer, and said first projection skids off with the release blade from the cutter groove of said blade.
Preferably; The opposite side of said tool rest is provided with the blade accommodating unit; Also be provided with on the said tool rest and can hold first through hole and second through hole that first projection and second projection pass; Said first projection can pass the cutter groove clamping of first through hole and blade with the locking blade, and the cutter groove that also can skid off blade is with the release blade.
A kind of cutting knife; Comprise the handle of a knife that forms by first housing and second shell combination, be arranged on inner frame between first housing and second housing, be movably arranged on tool rest and blade on the inner frame; Said blade is arranged on the said tool rest, and said tool rest is provided with the lock knife bar of lockable and the said blade of release, and said lock knife bar is provided with Access Division and abutting part; Push abutting part, but the blade on the said tool rest of quick release.
Preferably; Said lock knife bar comprises lock knife bar body; Said Access Division comprises first projection that is arranged on the lock knife bar body, and said first projection can stretch in the cutter groove of blade with the locking blade, and said abutting part comprises second projection that is arranged on the lock knife bar body.
Preferably, a side of said tool rest is provided with the tool rest cover plate, and said lock knife bar is arranged between said tool rest and the said tool rest cover plate; Said lock knife bar is rotatable, also is provided with the 3rd projection on the said lock knife bar body, said the 3rd projection butt first elastomer; First elastomer and said tool rest butt; Push second projection, said the 3rd projection compresses said first elastomer, and said first projection skids off with the release blade from the cutter groove of said blade.
Preferably, be articulated with the button with the said second projection butt on said first housing, said button is provided with the second elastomer accommodating unit, and said button is connected with said first housing through second elastomer.
Preferably, also be provided with liner on said first housing and second housing, said liner is connected with said first housing or the second housing clamping.
Compared with prior art; The blade locking unlocking structure of the utility model can be applied on the cutting knife; Can with blade fast from the tool rest release solved structure too complex and unhandy technical problem that existing cutting knife is changed blade to be convenient for changing blade.
Description of drawings
Fig. 1 is the decomposing schematic representation of the blade locking unlocking structure of the utility model;
Fig. 2 is the structural representation of the lock knife bar of the utility model;
Side view when Fig. 3 is the blade locking unlocking structure locking blade of the utility model;
Fig. 4 is the cutaway view that cuts along the B-B direction among Fig. 3;
Fig. 5 is the cutaway view that cuts along the A-A direction among Fig. 3;
Side view when Fig. 6 is the blade locking unlocking structure release blade of the utility model;
Fig. 7 is the cutaway view that cuts along the B-B direction among Fig. 6;
Fig. 8 is the cutaway view that cuts along the A-A direction among Fig. 6;
Fig. 9 is the structural representation of the cutting knife of the utility model;
Figure 10 is the decomposing schematic representation of the cutting knife of the utility model;
Figure 11 is the decomposing schematic representation of the cutting knife part-structure of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing, specify the utility model.
See also Fig. 1,2, the blade locking unlocking structure of the utility model comprises the tool rest 1 that is provided with blade 3, and tool rest 1 is provided with lock knife bar 2, and lock knife bar 2 is provided with Access Division and abutting part, pushes abutting part, but the blade 3 on the quick release tool rest 1.Lock knife bar 2 comprises lock knife bar body, and the Access Division comprises cutter groove 31 that first projection, 21, the first projections 21 that are arranged on the lock knife bar body can stretch into blade 3 with locking blade 3, and abutting part comprises second projection 22 that is arranged on the lock knife bar body.
One side of tool rest 1 is provided with tool rest cover plate 14, and lock knife bar 2 is arranged between tool rest 1 and the tool rest cover plate 14, and lock knife bar 2 is rotatable.Also be provided with the 3rd projection 23, the three projections 23 butts first elastomer 24 on the lock knife bar body, in this example; First elastomer 24 is a return spring, and return spring and tool rest 1 butt are pushed second projection 22; Lock knife bar body is rotated, make the 3rd projection 23 compression retracteding position springs, simultaneously; First projection 21 skids off with release blade 3 from the cutter groove 31 of blade 3, like Fig. 6,7,8.
The opposite side of tool rest 1 is provided with blade accommodating unit 11; In this example; Blade accommodating unit 11 is the blade storage tank, also is provided with on the tool rest 1 can hold cutter groove 31 clampings that first through hole 12 that first projection 21 and second projection 22 pass and second through hole, 13, the first projections 21 can pass first through hole 12 and blade 3 with locking blade 3; Like Fig. 3,4,5, the cutter groove 31 that also can skid off blade 3 is with release blade 3.
See also Fig. 9-11; The cutting knife of the utility model comprises the handle of a knife that combined by first housing 4 and second housing 5, is arranged on inner frame 6 between first housing 4 and second housing 5, is movably arranged on tool rest 1 and blade 3 on the inner frame 6, and blade 3 is arranged on the tool rest 1; Tool rest 1 is provided with the lock knife bar 2 of lockable and release blade; Lock knife bar 2 is provided with Access Division and abutting part, pushes abutting part, but the blade on the quick release tool rest.
Lock knife bar 2 comprises lock knife bar body, and the Access Division comprises cutter groove 31 that first projection, 21, the first projections 21 that are arranged on the lock knife bar body can stretch into blade 3 with locking blade 3, and abutting part comprises second projection 22 that is arranged on the lock knife bar body.
One side of tool rest 1 is provided with tool rest cover plate 14, and lock knife bar 2 is arranged between tool rest 1 and the tool rest cover plate 14, and lock knife bar 2 is rotatable.Also be provided with the 3rd projection 23, the three projections 23 butts first elastomer 24 on the lock knife bar body, in this example; First elastomer 24 is a return spring, and return spring and tool rest 1 butt are pushed second projection 22; Lock knife bar body is rotated; Make the 3rd projection 23 compression retracteding position springs, simultaneously, first projection 21 skids off with release blade 3 from the cutter groove 31 of blade 3.
The opposite side of tool rest 1 is provided with blade accommodating unit 11; In this example; Blade accommodating unit 11 is the blade storage tank; Also be provided with on the tool rest 1 and can hold cutter groove 31 clampings that first through hole 12 that first projection 21 and second projection 22 pass and second through hole, 13, the first projections 21 can pass first through hole 12 and blade 3 with locking blade 3, the cutter groove 31 that also can skid off blade 3 is with release blade 3.
Be articulated with button 41 on first housing 4 with second projection, 22 butts; Button 41 is provided with the second elastomer accommodating unit, and in this example, second elastomer 42 is a return spring; The second elastomer accommodating unit is a storage tank, and button 41 is connected with first housing 4 through return spring.Also be provided with liner 43 on first housing 4 and second housing 5, liner 43 can be designed to various patterns, adopts various materials to make, and liner 43 can be connected on first housing 4 or second housing 5 through clamping.
The blade of the utility model locking unlocking structure can be applied on the cutting knife, can with blade fast from the tool rest release solved structure too complex and unhandy technical problem that existing cutting knife is changed blade to be convenient for changing blade.
More than the disclosed several specific embodiments that are merely the application, but the application is not limited thereto, any those skilled in the art can think variation, all should drop in the application's the protection domain.
Claims (10)
1. a blade locking unlocking structure comprises the tool rest that is provided with blade, it is characterized in that said tool rest is provided with the lock knife bar, and said lock knife bar is provided with Access Division and abutting part, pushes abutting part, but the blade on the said tool rest of quick release.
2. a kind of blade locking unlocking structure as claimed in claim 1; It is characterized in that; Said lock knife bar comprises lock knife bar body; Said Access Division comprises first projection that is arranged on the lock knife bar body, and said first projection can stretch into the cutter groove of blade with the locking blade, and said abutting part comprises second projection that is arranged on the lock knife bar body.
3. a kind of blade locking unlocking structure as claimed in claim 2 is characterized in that a side of said tool rest is provided with the tool rest cover plate, and said lock knife bar is arranged between said tool rest and the said tool rest cover plate, and said lock knife bar is rotatable.
4. a kind of blade locking unlocking structure as claimed in claim 3; It is characterized in that, also be provided with the 3rd projection on the said lock knife bar body, said the 3rd projection butt first elastomer; Said first elastomer and said tool rest butt; Push second projection, said the 3rd projection compresses said first elastomer, and said first projection skids off with the release blade from the cutter groove of said blade.
5. a kind of blade locking unlocking structure as claimed in claim 4; It is characterized in that; The opposite side of said tool rest is provided with the blade accommodating unit; Also be provided with on the said tool rest and can hold first through hole and second through hole that first projection and second projection pass, said first projection can pass the cutter groove clamping of first through hole and blade with the locking blade, and the cutter groove that also can skid off blade is with the release blade.
6. cutting knife; Comprise the handle of a knife that forms by first housing and second shell combination, be arranged on inner frame between first housing and second housing, be movably arranged on tool rest and blade on the inner frame, it is characterized in that said blade is arranged on the said tool rest; Said tool rest is provided with the lock knife bar of lockable and the said blade of release; Said lock knife bar is provided with Access Division and abutting part, pushes abutting part, but the blade on the said tool rest of quick release.
7. a kind of cutting knife as claimed in claim 6; It is characterized in that; Said lock knife bar comprises lock knife bar body; Said Access Division comprises first projection that is arranged on the lock knife bar body, and said first projection can stretch in the cutter groove of blade with the locking blade, and said abutting part comprises second projection that is arranged on the lock knife bar body.
8. a kind of cutting knife as claimed in claim 7 is characterized in that, a side of said tool rest is provided with the tool rest cover plate; Said lock knife bar is arranged between said tool rest and the said tool rest cover plate; Said lock knife bar is rotatable, also is provided with the 3rd projection on the said lock knife bar body, said the 3rd projection butt first elastomer; First elastomer and said tool rest butt; Push second projection, said the 3rd projection compresses said first elastomer, and said first projection skids off with the release blade from the cutter groove of said blade.
9. a kind of cutting knife as claimed in claim 7; It is characterized in that; Be articulated with the button with the said second projection butt on said first housing, said button is provided with the second elastomer accommodating unit, and said button is connected with said first housing through second elastomer.
10. a kind of cutting knife as claimed in claim 6 is characterized in that, also is provided with liner on said first housing and second housing, and said liner is connected with said first housing or the second housing clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203687099U CN202318349U (en) | 2011-09-29 | 2011-09-29 | Blade locking and unlocking structure and cutting knife with structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203687099U CN202318349U (en) | 2011-09-29 | 2011-09-29 | Blade locking and unlocking structure and cutting knife with structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202318349U true CN202318349U (en) | 2012-07-11 |
Family
ID=46430346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203687099U Expired - Fee Related CN202318349U (en) | 2011-09-29 | 2011-09-29 | Blade locking and unlocking structure and cutting knife with structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202318349U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044391A (en) * | 2013-03-11 | 2014-09-17 | 上海昆杰五金工具有限公司 | Carving knife capable of rapidly changing blade |
| CN107962596A (en) * | 2017-11-29 | 2018-04-27 | 龚宪瑞 | A kind of cutter of changeable blade |
| CN112589834A (en) * | 2020-10-21 | 2021-04-02 | 重庆市臻憬科技开发有限公司 | Kitchen knife convenient to change blade |
-
2011
- 2011-09-29 CN CN2011203687099U patent/CN202318349U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044391A (en) * | 2013-03-11 | 2014-09-17 | 上海昆杰五金工具有限公司 | Carving knife capable of rapidly changing blade |
| CN107962596A (en) * | 2017-11-29 | 2018-04-27 | 龚宪瑞 | A kind of cutter of changeable blade |
| CN107962596B (en) * | 2017-11-29 | 2023-12-08 | 龚宪瑞 | Cutter with replaceable blade |
| CN112589834A (en) * | 2020-10-21 | 2021-04-02 | 重庆市臻憬科技开发有限公司 | Kitchen knife convenient to change blade |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20180929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |