CN203410078U - Hollow punch - Google Patents
Hollow punch Download PDFInfo
- Publication number
- CN203410078U CN203410078U CN201320354233.2U CN201320354233U CN203410078U CN 203410078 U CN203410078 U CN 203410078U CN 201320354233 U CN201320354233 U CN 201320354233U CN 203410078 U CN203410078 U CN 203410078U
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- CN
- China
- Prior art keywords
- hollow punch
- spring
- face
- blade
- knife body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model relates to a hollow punch. The hollow punch comprises a cylindrical knife body, wherein the top of the cylindrical knife body is provided with an edge; a spring is fixedly arranged in the cylindrical knife body; the distance between the top end face of the spring and the bottom end face of the cylindrical knife body is greater than the distance between the top end face of the edge and the bottom end face of the cylindrical knife body. The hollow punch has a simple structure; the spring is arranged in the cylindrical knife body; during specific machining, chips can be timely bounced away by the spring; the hollow punch is extremely convenient to use and has high working efficiency.
Description
Technical field
The utility model relates to a kind of hollow punch.
Background technology
In a lot of actual productions, all can use hollow punch at present, the production that hollow punch is people brings great convenience, but existing hollow punch in use tends to leave the scarce broken quarrel falling of punching in its inside, and just must remove service time long afterwards, affect operating efficiency, it is very inconvenient to operate.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of hollow punch simple in structure, easy to use.
Hollow punch of the present utility model, comprise tubular blade, the top of tubular blade is provided with blade, and the inside of tubular blade is fixed with spring, and the distance between spring top end face and tubular blade bottom face is greater than the distance between blade top end face and tubular blade bottom face.
Compared with prior art the beneficial effects of the utility model are: hollow punch of the present utility model is simple in structure, in the inside of tubular blade, spring are set, and are specifically adding man-hour, and spring can be walked broken quarrel bullet timely, use very conveniently, and operating efficiency is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of hollow punch described in the utility model embodiment.
In figure:
1, tubular blade; 2, blade; 3, spring.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1,, comprising tubular blade 1, the top of tubular blade 1 is provided with blade 2, the inside of tubular blade 1 is fixed with spring 3, and the distance between spring 3 top end faces and tubular blade 1 bottom face is greater than the distance between blade 2 top end faces and tubular blade 1 bottom face.
Hollow punch of the present utility model is simple in structure, and tubular blade is rolled-up by blade, in the inside of tubular blade, spring is set, and is specifically adding man-hour, and spring can be walked broken quarrel bullet timely, uses very conveniently, and operating efficiency is high.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (1)
1. a hollow punch, comprise tubular blade (1), it is characterized in that: the top of described tubular blade (1) is provided with blade (2), the inside of tubular blade (1) is fixed with spring (3), and the distance between spring (3) top end face and tubular blade (1) bottom face is greater than the distance between blade (2) top end face and tubular blade (1) bottom face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320354233.2U CN203410078U (en) | 2013-06-20 | 2013-06-20 | Hollow punch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320354233.2U CN203410078U (en) | 2013-06-20 | 2013-06-20 | Hollow punch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203410078U true CN203410078U (en) | 2014-01-29 |
Family
ID=49973001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320354233.2U Expired - Fee Related CN203410078U (en) | 2013-06-20 | 2013-06-20 | Hollow punch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203410078U (en) |
-
2013
- 2013-06-20 CN CN201320354233.2U patent/CN203410078U/en not_active Expired - Fee Related
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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: 20140129 Termination date: 20140620 |
|
| EXPY | Termination of patent right or utility model |