CN201198737Y - Hard alloy wedge chisel drill bit - Google Patents
Hard alloy wedge chisel drill bit Download PDFInfo
- Publication number
- CN201198737Y CN201198737Y CNU2008200527378U CN200820052737U CN201198737Y CN 201198737 Y CN201198737 Y CN 201198737Y CN U2008200527378 U CNU2008200527378 U CN U2008200527378U CN 200820052737 U CN200820052737 U CN 200820052737U CN 201198737 Y CN201198737 Y CN 201198737Y
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- CN
- China
- Prior art keywords
- wedge
- carbide alloy
- cutter
- degree
- hard alloy
- 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 hard alloy wedge bit, comprising a Y-shaped bit body (12). The Y-shaped bit body (1) is provided with a hard alloy center wedge (2) and three hard alloy edge wedges (32). The hard alloy center wedge (2) and the three hard alloy edge wedges (32) are distributed in Y shape and arranged on the Y-shaped bit body (1). The hard alloy wedge bit comprises an X-shaped bit body (6). The X-shaped bit body (6) is provided with a hard alloy center wedge (2) and four hard alloy edge wedges (3). The hard alloy center wedge (2) and the four hard alloy edge wedges (3) are distributed in X shape and arranged on the X-shaped bit body (6). The hard alloy wedge bit has long service life, good crushing effect, low dust density, rapid driving speed and good anti-vibration performance. The wedge can be repaired, which is suitable for being used as hard alloy wedge bit in the operation with a plurality of rock stratum structures.
Description
Technical field
The utility model relates to a kind of wedge cutter bore bit, particularly relates to a kind of carbide alloy wedge cutter bore bit.
Background technology
In the recovery process of rock, the application life of general bore bit is shorter, and crushing effect reaches for to requiring, and dust concentration is bigger, and driving speed is slower, and the vibrationproof performance is general, is difficult to reparation after the wearing and tearing of wedge cutter, is applicable to that the scope of strata structure is less.
The utility model content
It is longer that technical problem to be solved in the utility model provides a kind of application life, and crushing effect is good, and dust concentration is less, and driving speed is very fast, the vibrationproof better performances, and the wedge cutter can be repaired, and is applicable to the carbide alloy wedge cutter bore bit of the operation of multiple strata structure.
In order to solve the problems of the technologies described above, the carbide alloy wedge cutter bore bit that the utility model provides, comprise Y type bore bit body, be provided with in the carbide alloy wedge cutter and three carbide alloy limit wedges cutters on described Y type bore bit body, wedge cutter and three carbide alloy limit wedges are cut a hole and are the Y type and are arranged on the described Y type bore bit body in the described carbide alloy.
The bottom of wedge cutter and carbide alloy limit wedge cutter is cylindrical in the described carbide alloy, and top is scalpriform, and scalpriform is half of total length; The top of wedge cutter cutter mouthful is level in the described carbide alloy, and radially reaching surface wear offset angle β is 9 degree, and it is 28 degree that the scalpriform root radially is the long concave surfaces to cutter mouthful of level 3/5ths; The surface wear offset angle α of described carbide alloy limit wedge cutter is 16 degree, and radially reaching surface wear offset angle β is 11 degree, and limit wedge cutter chamfering γ is 15 degree, and it is 28 degree that the scalpriform root radially is the long concave surfaces to cutter mouthful of level 3/5ths.
A kind of carbide alloy wedge cutter bore bit, comprise X type bore bit body, be provided with in the carbide alloy wedge cutter and four carbide alloy limit wedges cutters on described X type bore bit body, wedge cutter and four carbide alloy limit wedge cutters are the X type and are arranged on the described X type bore bit body in the described carbide alloy.
The bottom of wedge cutter and carbide alloy limit wedge cutter is cylindrical in the described carbide alloy, and top is scalpriform, and scalpriform is half of total length; The top of wedge cutter cutter mouthful is level in the described carbide alloy, and radially reaching surface wear offset angle β is 9 degree, and it is 28 degree that the scalpriform root radially is the long concave surfaces to cutter mouthful of level 3/5ths; The surface wear offset angle α of described carbide alloy limit wedge cutter is 16 degree, and radially reaching surface wear offset angle β is 11 degree, and limit wedge cutter chamfering γ is 15 degree, and it is 28 degree that the scalpriform root radially is the long concave surfaces to cutter mouthful of level 3/5ths.
Adopt the carbide alloy wedge cutter bore bit of technique scheme, be by Y type wedge cutter bore bit body, the wedge cutter is cut a hole bore bit with the Y type wedge that three carbide alloy wedge cutters are formed in the carbide alloy, by X type bore bit body, the wedge cutter is cut a hole bore bit with the X type wedge that four carbide alloy limit wedge cutters are formed in the carbide alloy, its wedge cutter bottom is cylindrical, and top is scalpriform.Its application life is longer, and crushing effect is good, and dust concentration is less, and driving speed is very fast, the vibrationproof better performances, and the wedge cutter can be repaired, and is applicable to the operation of multiple strata structure.
In sum, the utility model is that a kind of application life is longer, and crushing effect is good, and dust concentration is less, and driving speed is very fast, the vibrationproof better performances, and the wedge cutter can be repaired, and is applicable to the carbide alloy wedge cutter bore bit of the operation of multiple strata structure.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is a Y type carbide alloy wedge cutter bore bit schematic diagram;
Fig. 2 is a Y type carbide alloy wedge cutter bore bit schematic diagram;
Fig. 3 is a Y type carbide alloy wedge cutter bore bit schematic diagram;
Fig. 4 is an X type carbide alloy wedge cutter bore bit schematic diagram;
Fig. 5 is an X type carbide alloy wedge cutter bore bit schematic diagram;
Fig. 6 is an X type carbide alloy wedge cutter bore bit schematic diagram;
Fig. 7 is a wedge cutter structural representation in the carbide alloy;
Fig. 8 is a wedge cutter structural representation in the carbide alloy;
Fig. 9 is a wedge cutter structural representation in the carbide alloy;
Figure 10 is a carbide alloy limit wedge cutter structural representation;
Figure 11 is a carbide alloy limit wedge cutter structural representation;
Figure 12 is a carbide alloy limit wedge cutter structural representation.
The specific embodiment
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11 and Figure 12, on Y type bore bit body 1, be provided with 2 and three carbide alloy limits of wedge cutter wedge cutter 3 in the carbide alloy, 2 and three carbide alloy limits of wedge cutter wedges cutter 3 is the Y type and is arranged on the Y type bore bit body 1 in the carbide alloy, the bottom of wedge cutter 2 and carbide alloy limit wedge cutter 3 is cylindrical in the carbide alloy, top is scalpriform, and scalpriform is half of total length; The top of wedge cutter 2 cutter mouthful is level in the carbide alloy, and radially reaching surface wear offset angle β is 9 degree, and it is 28 degree that the scalpriform root radially is the long concave surfaces to cutter mouthful of level 3/5ths; The surface wear offset angle α of carbide alloy limit wedge cutter 3 is 16 degree, radially reaching surface wear offset angle β is 11 degree, limit wedge cutter chamfering γ is 15 degree, it is 28 degree that the scalpriform root radially is level 3/5ths long concave surfaces to the cutter mouth, is provided with Y type bore bit ash pit 4 and Y type bore bit drain hole 5 on Y type bore bit body 1.
Referring to Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11 and Figure 12, on X type bore bit body 6, be provided with 2 and four carbide alloy limits of wedge cutter wedge cutter 3 in the carbide alloy, 2 and four carbide alloy limits of wedge cutter wedges cutter 3 is the X type and is arranged on the X type bore bit body 6 in the carbide alloy, the bottom of wedge cutter 2 and carbide alloy limit wedge cutter 3 is cylindrical in the carbide alloy, top is scalpriform, and scalpriform is half of total length; The top of wedge cutter 2 cutter mouthful is level in the carbide alloy, and radially reaching surface wear offset angle β is 9 degree, and it is 28 degree that the scalpriform root radially is the long concave surfaces to cutter mouthful of level 3/5ths; The surface wear offset angle α of carbide alloy limit wedge cutter 3 is 16 degree, and radially reaching surface wear offset angle β is 11 degree, and limit wedge cutter chamfering γ is 15 degree, and it is 28 degree that the scalpriform root radially is the long concave surfaces to cutter mouthful of level 3/5ths; On X type bore bit body 6, be provided with big ash pit 8, float water hole 9 and big drain hole 10.
Claims (4)
1. a carbide alloy wedge is cut a hole bore bit, comprise Y type bore bit body (12), it is characterized in that: be provided with in the carbide alloy wedge cutter (2) and three carbide alloy limit wedges cutters (32) on described Y type bore bit body (1), wedge cutter (2) and three carbide alloy limit wedges are cut a hole (32) and are the Y type and are arranged on the described Y type bore bit body (1) in the described carbide alloy.
2. a kind of carbide alloy wedge cutter bore bit according to claim 1, it is characterized in that: the bottom of wedge cutter (2) and carbide alloy limit wedge cutter (3) is cylindrical in the described carbide alloy, and top is scalpriform, and scalpriform is half of total length; The top of wedge cutter (2) cutter mouthful is level in the described carbide alloy, and radially reaching surface wear offset angle β is 9 degree, and it is 28 degree that the scalpriform root radially is the long concave surfaces to cutter mouthful of level 3/5ths; The surface wear offset angle α of described carbide alloy limit wedge cutter (3) is 16 degree, and radially reaching surface wear offset angle β is 11 degree, and limit wedge cutter chamfering γ is 15 degree, and it is 28 degree that the scalpriform root radially is the long concave surfaces to cutter mouthful of level 3/5ths.
3. a carbide alloy wedge is cut a hole bore bit, comprise X type bore bit body (6), it is characterized in that: be provided with in the carbide alloy wedge cutter (2) and four carbide alloy limit wedges cutters (3) on described X type bore bit body (6), wedge cutter (2) and four carbide alloy limit wedge cutters (3) are the X type and are arranged on the described X type bore bit body (6) in the described carbide alloy.
4. a kind of carbide alloy wedge cutter bore bit according to claim 3, it is characterized in that: the bottom of wedge cutter (2) and carbide alloy limit wedge cutter (3) is cylindrical in the described carbide alloy, and top is scalpriform, and scalpriform is half of total length; The top of wedge cutter (2) cutter mouthful is level in the described carbide alloy, and radially reaching surface wear offset angle β is 9 degree, and it is 28 degree that the scalpriform root radially is the long concave surfaces to cutter mouthful of level 3/5ths; The surface wear offset angle α of described carbide alloy limit wedge cutter (3) is 16 degree, and radially reaching surface wear offset angle β is 11 degree, and limit wedge cutter chamfering γ is 15 degree, and it is 28 degree that the scalpriform root radially is the long concave surfaces to cutter mouthful of level 3/5ths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200527378U CN201198737Y (en) | 2008-04-02 | 2008-04-02 | Hard alloy wedge chisel drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200527378U CN201198737Y (en) | 2008-04-02 | 2008-04-02 | Hard alloy wedge chisel drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201198737Y true CN201198737Y (en) | 2009-02-25 |
Family
ID=40449893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200527378U Expired - Fee Related CN201198737Y (en) | 2008-04-02 | 2008-04-02 | Hard alloy wedge chisel drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201198737Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109414135A (en) * | 2016-05-27 | 2019-03-01 | 久益环球地下采矿有限责任公司 | Using the cutting apparatus of taper cutting members |
-
2008
- 2008-04-02 CN CNU2008200527378U patent/CN201198737Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109414135A (en) * | 2016-05-27 | 2019-03-01 | 久益环球地下采矿有限责任公司 | Using the cutting apparatus of taper cutting members |
| CN109414135B (en) * | 2016-05-27 | 2022-06-24 | 久益环球地下采矿有限责任公司 | Cutting device using conical cutting member |
| US11499426B2 (en) | 2016-05-27 | 2022-11-15 | Joy Global Underground Mining Llc | Cutting device with tapered cutting element |
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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: 20090225 |