CN203711940U - Drill bit with positioning cutter - Google Patents
Drill bit with positioning cutter Download PDFInfo
- Publication number
- CN203711940U CN203711940U CN201320859059.7U CN201320859059U CN203711940U CN 203711940 U CN203711940 U CN 203711940U CN 201320859059 U CN201320859059 U CN 201320859059U CN 203711940 U CN203711940 U CN 203711940U
- Authority
- CN
- China
- Prior art keywords
- drill bit
- positioning
- cutter
- positioning cutter
- knife edge
- 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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Abstract
The utility model discloses a drill bit with a positioning cutter. The drill bit with the positioning cutter comprises a drill bit, wherein a plane is formed at the sharp end of the drill bit, a square hole is formed in the plane, a spring is fixedly arranged at the inner bottom of the square hole, the outer end of the spring is connected to a positioning rod, the lower end of the positioning rod is provided with a flat positioning cutter, and the positioning rod is connected with the positioning cutter through a magnet. The drill bit with the positioning cutter is simple in structure and is easy to implement; the elastic auxiliary positioning cutter is arranged at the tool bit, the drill bit is effectively prevented from being shifted and damaged through the effect of the pre-positioning of the positioning cutter, and the application range of the drill bit is expanded.
Description
technical field:
The utility model relates to mechanical drill field, and concrete is a kind of drill bit with knife edge.
background technology:
Conventional mechanical part in drill bit machinery industry, it is to go out through hole or blind hole in order to drilling on solid material, and can be to the cutter of existing hole reaming.Drill bit is made up of tool rest, handle of a knife, cutter head, and the drill bit structure of prior art is simple, for the larger material of hardness, holes limited in one's ability.
utility model content:
The purpose of this utility model is to provide a kind of drill bit with knife edge, to solve existing drill bit, the problems such as drill bit damage that cause easily occurs to be offset.
The technical solution adopted in the utility model is:
With the drill bit of knife edge, comprise drill bit, it is characterized in that: the sharp end of described drill bit is provided with plane, and has square hole in plane, square hole inner bottom part is fixed with spring, and the outer end of spring is connected on backstay, and the lower end of backstay is provided with flat knife edge.
The described drill bit with knife edge, is characterized in that: described backstay is connected by magnet with knife edge.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is simple in structure, is easy to realize, and at cutter head, a flexible auxiliary positioning cutter is set, and can utilize it to play pre-aligned effect, can effectively prevent the problem that drill bit is offset, damages, and has expanded the scope of application of drill bit.
brief description of the drawings:
Fig. 1 is the utility model structural representation.
detailed description of the invention:
Below in conjunction with accompanying drawing, by embodiment, the utility model is described in further detail:
With the drill bit of knife edge, comprise drill bit 1, the sharp end of drill bit 1 is provided with plane, and have square hole in plane, square hole inner bottom part is fixed with spring 2, the outer end of spring 2 is connected on backstay 3, the lower end of backstay 3 is provided with flat knife edge 4, and backstay 3 is connected by magnet with knife edge 4.
Above-described embodiment is only preferably embodiment of the present utility model, and in addition, the utility model can also have other implementations.It should be noted that, do not departing under the prerequisite of the utility model design, within any apparent improvement and modification all should fall into protection domain of the present utility model.
Claims (2)
1. the drill bit with knife edge, comprises drill bit, it is characterized in that: the sharp end of described drill bit is provided with plane, and in plane, have square hole, square hole inner bottom part is fixed with spring, and the outer end of spring is connected on backstay, and the lower end of backstay is provided with flat knife edge.
2. the drill bit with knife edge according to claim 1, is characterized in that: described backstay is connected by magnet with knife edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320859059.7U CN203711940U (en) | 2013-12-24 | 2013-12-24 | Drill bit with positioning cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320859059.7U CN203711940U (en) | 2013-12-24 | 2013-12-24 | Drill bit with positioning cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203711940U true CN203711940U (en) | 2014-07-16 |
Family
ID=51151139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320859059.7U Expired - Fee Related CN203711940U (en) | 2013-12-24 | 2013-12-24 | Drill bit with positioning cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203711940U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108477626A (en) * | 2018-03-13 | 2018-09-04 | 李奇元 | A kind of coring for Chinese medicine lotus seeds opens side drill bit |
| CN111791314A (en) * | 2020-08-21 | 2020-10-20 | 宁波猎知乐科技咨询有限公司 | A lockhole drilling machine that is used for indoor waterproof intensive mould pressing timber |
| CN113118514A (en) * | 2021-04-16 | 2021-07-16 | 董希仁 | Hollow positioning drill bit |
| CN113601394A (en) * | 2021-08-18 | 2021-11-05 | 南通新控自动化设备有限公司 | Sectional type intelligence head of polishing for robot |
-
2013
- 2013-12-24 CN CN201320859059.7U patent/CN203711940U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108477626A (en) * | 2018-03-13 | 2018-09-04 | 李奇元 | A kind of coring for Chinese medicine lotus seeds opens side drill bit |
| CN111791314A (en) * | 2020-08-21 | 2020-10-20 | 宁波猎知乐科技咨询有限公司 | A lockhole drilling machine that is used for indoor waterproof intensive mould pressing timber |
| CN113118514A (en) * | 2021-04-16 | 2021-07-16 | 董希仁 | Hollow positioning drill bit |
| CN113601394A (en) * | 2021-08-18 | 2021-11-05 | 南通新控自动化设备有限公司 | Sectional type intelligence head of polishing for robot |
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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: 20140716 Termination date: 20161224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |