CN202491265U - Puncher for test paper - Google Patents
Puncher for test paper Download PDFInfo
- Publication number
- CN202491265U CN202491265U CN2012201237063U CN201220123706U CN202491265U CN 202491265 U CN202491265 U CN 202491265U CN 2012201237063 U CN2012201237063 U CN 2012201237063U CN 201220123706 U CN201220123706 U CN 201220123706U CN 202491265 U CN202491265 U CN 202491265U
- Authority
- CN
- China
- Prior art keywords
- speed control
- control board
- connecting hole
- puncher
- hole
- 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
Links
- 238000004080 punching Methods 0.000 abstract 2
- 238000009434 installation Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 1
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model discloses a puncher for test paper. The puncher comprises a mounting rack, a force application block, an operating handle and a punching rod, wherein the punching rod is connected with the force application block; the mounting rack also comprises a speed control board; a connecting lug is arranged on the mounting rack; a first connecting hole is formed in the connecting lug; two fixing holes are formed on the lateral surface of the speed control board; a second connecting hole is formed in the speed control board; and a speed control cambered surface is arranged on the edge of the speed control board.
Description
Technical Field
The utility model relates to a teaching office tool, more exactly a paper puncher says so.
Background
The test paper puncher in the prior art can only control the perforating rod to move up and down but cannot control the moving speed of the perforating rod, and the perforating mode is easy to damage the test paper to be perforated and the perforated hole surface is not neat enough, so that the using effect is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the technical problem that prior art exists to a simple structure is provided, and the cost is lower, the effectual paper hole puncher of perforating.
The above technical problem of the present invention can be solved by the following technical solutions:
the utility model provides a test paper hole puncher, the perforator include a mounting bracket, a application of force piece, an operating handle and a perforation pole, the perforation pole with application of force piece be connected, the mounting bracket still include a speed control board, the mounting bracket on be provided with a connection ear, the connection ear on be provided with a first connecting hole, the side of speed control board be provided with two fixed orificess, the speed control board on be provided with a second connecting hole, the edge of speed control board be provided with the speed control cambered surface.
As a preferred embodiment of the present invention, the second connecting hole is connected to the first connecting hole through a rotating shaft.
As a better embodiment of the utility model, the operating handle is connected with the fixing hole.
As the preferred embodiment of the utility model, the force application block comprises a U-shaped bracket and a wear-resistant cylinder, and the wear-resistant cylinder is fixedly connected with the U-shaped bracket.
Therefore, the utility model discloses a test paper hole puncher's advantage is, simple structure, and the cost is lower, and it is effectual to perforate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of a test paper puncher of the present invention;
FIG. 2 is a perspective view of the mounting bracket of FIG. 1;
FIG. 3 is a schematic perspective view of the force application block of FIG. 1;
FIG. 4 is a schematic perspective view of the speed control plate of FIG. 1;
wherein,
1. a mounting frame; 11. connecting lugs; 12. a first connection hole;
2. a speed control panel; 21. a fixing hole; 22. a second connection hole; 23. a speed control arc surface;
3. a force application block; 31. a U-shaped bracket; 32. a wear-resistant cylinder;
4. an operating handle;
5. a piercing post.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
As shown in fig. 1, 2 and 4, the perforator comprises an installation frame 1, a force application block 3, an operation handle 4 and a perforation rod 5, wherein the perforation rod 5 is connected with the force application block 3, the installation frame 1 further comprises a speed control plate 2, a connection lug 11 is arranged on the installation frame 1, a first connection hole 12 is arranged on the connection lug 11, two fixing holes 21 are arranged on the side surface of the speed control plate 2, a second connection hole 22 is arranged on the speed control plate 2, and a speed control arc surface 23 is arranged on the edge of the speed control plate 2.
As shown in fig. 1, 2 and 4, the second connection hole 22 is connected to the first connection hole 12 through a rotating shaft.
As shown in fig. 1 and 4, the operating handle 4 is connected to the fixing hole 21.
As shown in fig. 3, the force application block 3 includes a U-shaped bracket 31 and a wear-resistant cylinder 32, and the wear-resistant cylinder 32 is fixedly connected to the U-shaped bracket 31.
The design idea of the present invention is described above with only one embodiment, and the present invention can be expanded to connect more function modules externally at the same time when the system allows, thereby expanding the functions thereof to the maximum.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (4)
1. The utility model provides a test paper hole puncher, the perforator include a mounting bracket (1), a application of force piece (3), an operating handle (4) and a perforation pole (5), perforation pole (5) with application of force piece (3) be connected, a serial communication port, mounting bracket (1) still include a speed control board (2), mounting bracket (1) on be provided with a engaging lug (11), engaging lug (11) on be provided with a first connecting hole (12), the side of speed control board (2) be provided with two fixed orificess (21), speed control board (2) on be provided with a second connecting hole (22), the edge of speed control board (2) be provided with speed control cambered surface (23).
2. The paper punch of claim 1, wherein the second connecting hole (22) is connected to the first connecting hole (12) by a rotating shaft.
3. The paper punch according to claim 2, characterized in that the operating handle (4) is connected to the fixing hole (21).
4. The paper punch according to claim 3, wherein the force application block (3) comprises a U-shaped bracket (31) and a wear-resistant cylinder (32), and the wear-resistant cylinder (32) is fixedly connected with the U-shaped bracket (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201237063U CN202491265U (en) | 2012-03-29 | 2012-03-29 | Puncher for test paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201237063U CN202491265U (en) | 2012-03-29 | 2012-03-29 | Puncher for test paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202491265U true CN202491265U (en) | 2012-10-17 |
Family
ID=46997504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201237063U Expired - Fee Related CN202491265U (en) | 2012-03-29 | 2012-03-29 | Puncher for test paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202491265U (en) |
-
2012
- 2012-03-29 CN CN2012201237063U patent/CN202491265U/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121017 Termination date: 20130329 |