CN204457448U - A kind of diamond compact three-wing bit - Google Patents
A kind of diamond compact three-wing bit Download PDFInfo
- Publication number
- CN204457448U CN204457448U CN201520084436.3U CN201520084436U CN204457448U CN 204457448 U CN204457448 U CN 204457448U CN 201520084436 U CN201520084436 U CN 201520084436U CN 204457448 U CN204457448 U CN 204457448U
- Authority
- CN
- China
- Prior art keywords
- cutting
- drill body
- alloy
- chip area
- diamond compact
- 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
A kind of diamond compact three-wing bit, comprise: drill body, cutting edge, hollow drill body mouth, chip area, cutting alloy sword face, alloy blade, through hole, cutting teeth, drill body upper end arranges three cutting edges, hollow drill body mouth is provided with in the middle of drill body, drill body to be scrounged chip area, chip area is formed between three cutting edge rotational trajectories, through hole is provided with between three cutting edges 2, cutting edge side is cutting alloy sword face, below is cutting teeth, cutting alloy sword face is provided with step arrangement alloy blade, decrease the frictional resistance produced in probing overshoot, add the acuteness in drilling process, the utility model structure is simple, drill bit alloy blade is formed by gathering golden diamond, abrasion resistance is good, alloy blade step arrangement arranges the frictional resistance decreasing and produce in probing overshoot, add the acuteness in drilling process, improve stock-removing efficiency, be easy to universal use.
Description
Technical field
The utility model relates to for exploiting drill bit field, colliery, is specially a kind of diamond compact three-wing bit.
Background technology
At underground coal mine, in drill bit recovery process, easily cause the wearing and tearing of drill bit, or phenomenon of rupture, add the replacing number of times of drill bit, cause the waste of time and resource.
Utility model content
The technical problem that the utility model solves is to provide a kind of diamond compact three-wing bit, to solve the problem proposed in above-mentioned background technology.
A kind of diamond compact three-wing bit, comprising: drill body, cutting edge, hollow drill body mouth, chip area, cutting alloy sword face, alloy blade, through hole, cutting teeth, described drill body upper end arranges three cutting edges, is provided with hollow drill body mouth in the middle of drill body.
Described drill body has chip area, between three cutting edge portion rotational trajectories, forms chip area.
Through hole is provided with between described three cutting edges.
Described cutting edge side is cutting alloy sword face, and below is cutting teeth.
Described cutting alloy sword face is provided with the alloy blade of step arrangement.
Compared with prior art, the beneficial effects of the utility model are: the utility model structure is simple, be hollow spiral drilling bit, be made up of poly-golden diamond, abrasion resistance is good, alloy blade step arrangement arranges the frictional resistance decreasing and produce in probing overshoot, add the acuteness in drilling process, improve stock-removing efficiency, be easy to universal and use.
Accompanying drawing explanation
Fig. 1 is front view schematic diagram of the present utility model.
Fig. 2 is top view schematic diagram of the present utility model.
Detailed description of the invention
In order to make actualizing technology means of the present utility model, creation characteristic, reach object and effect is easy to understand, below in conjunction with concrete diagram, set forth the utility model further.
As shown in Fig. 1 ~ 2, a kind of diamond compact three-wing bit, comprise: drill body 1, cutting edge 2, hollow drill body mouth 3, chip area 4, cutting alloy sword face 5, alloy blade 6, through hole 7, cutting teeth 8, drill body 1 upper end arranges three cutting edges 2, hollow drill body mouth 3 is provided with in the middle of drill body 1, drill body to be scrounged chip area 4, chip area 4 is formed between three cutting edge 2 rotational trajectories, through hole 7 is provided with between three cutting edges 2, cutting edge 2 side is cutting alloy sword face 5, below is cutting teeth 8, cutting alloy sword face 5 is provided with step arrangement alloy blade 6, decrease the frictional resistance produced in probing overshoot, add the acuteness in drilling process.
The utility model structure is simple, and drill bit alloy blade is formed by gathering golden diamond, and abrasion resistance is good, alloy blade step arrangement arranges the frictional resistance decreasing and produce in probing overshoot, add the acuteness in drilling process, improve stock-removing efficiency, be easy to universal and use.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and manual just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.Claimed scope of the present utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a diamond compact three-wing bit, comprise: drill body, cutting edge, hollow drill body mouth, chip area, cutting alloy sword face, alloy blade, through hole, cutting teeth, it is characterized in that: described drill body upper end arranges three cutting edges, in the middle of drill body, be provided with hollow drill body mouth.
2. a kind of diamond compact three-wing bit according to claim 1, is characterized in that: drill body has chip area, forms chip area between three cutting edge portion rotational trajectories.
3. a kind of diamond compact three-wing bit according to claim 1, is characterized in that: be provided with through hole between described three cutting edges.
4. a kind of diamond compact three-wing bit according to claim 1, is characterized in that: cutting edge side is cutting alloy sword face, and below is cutting teeth.
5. a kind of diamond compact three-wing bit according to claim 1, is characterized in that: described cutting alloy sword face is provided with the alloy blade of step arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520084436.3U CN204457448U (en) | 2015-02-01 | 2015-02-01 | A kind of diamond compact three-wing bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520084436.3U CN204457448U (en) | 2015-02-01 | 2015-02-01 | A kind of diamond compact three-wing bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204457448U true CN204457448U (en) | 2015-07-08 |
Family
ID=53664350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520084436.3U Expired - Fee Related CN204457448U (en) | 2015-02-01 | 2015-02-01 | A kind of diamond compact three-wing bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204457448U (en) |
-
2015
- 2015-02-01 CN CN201520084436.3U patent/CN204457448U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20190201 |