CN213710974U - Mine drill bit with good wear-resisting effect - Google Patents
Mine drill bit with good wear-resisting effect Download PDFInfo
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- CN213710974U CN213710974U CN202022491258.XU CN202022491258U CN213710974U CN 213710974 U CN213710974 U CN 213710974U CN 202022491258 U CN202022491258 U CN 202022491258U CN 213710974 U CN213710974 U CN 213710974U
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Abstract
The utility model discloses a mine is with drill bit that wear-resisting effect is good, including the drill bit body, the drill bit body includes substrate layer, enhancement layer, high temperature resistant layer and wearing layer from inside to outside in proper order, the wearing layer includes alumina ceramic coating, tungsten carbide metal coating and silicon carbide ceramic coating, the enhancement layer is polycrystalline cubic boron nitride coating, and the thickness of enhancement layer is between one hundred thirty microns to two hundred fifty microns, high temperature resistant layer is the carbon fiber layer, and the thickness on high temperature resistant layer is between one hundred ten microns to two hundred twenty microns. The utility model discloses an effect of wearing layer under alumina ceramic coating, tungsten carbide metal coating and silicon carbide ceramic coating's cooperation for this drill bit possesses the ability of the wear-resisting protection of three-layer, has reached the good purpose of wear-resisting effect, and through above structure complex effect, it is relatively poor to have solved current drill bit wear-resisting effect, has reduced its life, is not conform to the problem of people's user demand.
Description
Technical Field
The utility model relates to a drill bit technical field specifically is a wear-resisting effectual drill bit is used in mine.
Background
The mine refers to an independent production and operation unit for mining ores in a certain mining boundary, and mainly comprises one or more mining workshops (or called pithes, mines, open stopes and the like) and some auxiliary workshops, most of the mines also comprise ore dressing plants (coal washing plants), the mines comprise coal mines, metal mines, non-metal mines, building material mines, chemical mines and the like, and a drill bit is required in the mining process.
The applicant finds that at least the following technical problems exist in the prior art: the existing drill bit is poor in wear-resisting effect, the service life of the existing drill bit is shortened, and the existing drill bit does not meet the use requirements of people.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mine is with wear-resisting effectual drill bit to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mine is with drill bit that wear-resisting effect is good, includes the drill bit body, the drill bit body includes substrate layer, enhancement layer, high temperature resistant layer and wearing layer from inside to outside in proper order, the wearing layer includes alumina ceramic coating, tungsten carbide metal coating and silicon carbide ceramic coating.
Preferably, the enhancement layer is a polycrystalline cubic boron nitride coating, and the thickness of the enhancement layer is between one hundred thirty microns and two hundred fifty microns.
Preferably, the high temperature resistant layer is a carbon fiber layer, and the thickness of the high temperature resistant layer is between one hundred and ten micrometers and two hundred and twenty micrometers.
Preferably, the aluminum oxide ceramic coating is coated on the outer side of the high temperature resistant layer, the tungsten carbide metal coating is coated on the outer side of the aluminum oxide ceramic coating, and the silicon carbide ceramic coating is coated on the outer side of the tungsten carbide metal coating.
Preferably, the thickness of the aluminum oxide ceramic coating is consistent with that of the silicon carbide ceramic coating, and the thickness of the silicon carbide ceramic coating is zero seven to zero nine times of the thickness of the tungsten carbide metal coating.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses an effect of wearing layer under alumina ceramic coating, tungsten carbide metal coating and silicon carbide ceramic coating's cooperation for this drill bit possesses the ability of the wear-resisting protection of three-layer, has reached the good purpose of wear-resisting effect, and through above structure complex effect, it is relatively poor to have solved current drill bit wear-resisting effect, has reduced its life, is not conform to the problem of people's user demand.
2. The utility model discloses an effect of enhancement layer has improved the use intensity of this drill bit, and effect through high temperature resistant layer has improved the high temperature resistant intensity of this drill bit, and then has prolonged its life.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the coating layer of the present invention;
fig. 3 is a schematic view of the structure of the wear-resistant layer of the present invention.
In the figure: 1. a drill bit body; 11. a substrate layer; 12. an enhancement layer; 13. a high temperature resistant layer; 14. a wear layer; 141. an alumina ceramic coating; 142. a tungsten carbide metal coating; 143. a silicon carbide ceramic coating.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The utility model discloses a drill bit body 1, substrate layer 11, enhancement layer 12, high temperature resistant layer 13, wearing layer 14, alumina ceramic coating 141, tungsten carbide metal coating 142 and carborundum ceramic coating 143 part are the parts that general standard spare or field technician know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.
Referring to fig. 1-3, a drill bit with good wear resistance effect for mines comprises a drill bit body 1, wherein the drill bit body 1 sequentially comprises a base material layer 11, an enhancement layer 12, a high temperature resistant layer 13 and a wear resistant layer 14 from inside to outside, the enhancement layer 12 is a polycrystalline cubic boron nitride coating, the thickness of the enhancement layer 12 is between one hundred thirty micrometers and two hundred fifty micrometers, the use strength of the drill bit is improved under the action of the enhancement layer 12, the high temperature resistant layer 13 is a carbon fiber layer, the thickness of the high temperature resistant layer 13 is between one hundred ten micrometers and two hundred twenty micrometers, the high temperature resistant strength of the drill bit is improved under the action of the high temperature resistant layer 13, the service life of the drill bit is further prolonged, the wear resistant layer 14 comprises an aluminum oxide ceramic coating 141, a tungsten carbide metal coating 142 and a silicon carbide ceramic coating 143, the aluminum oxide ceramic coating 141 is coated on the outer side of the high temperature resistant layer 13, the tungsten carbide metal coating 142 is coated on the outer side of the aluminum oxide ceramic coating 141, the silicon carbide ceramic coating 143 is coated on the outer side of the tungsten carbide metal coating 142, the thicknesses of the aluminum oxide ceramic coating 141 and the silicon carbide ceramic coating 143 are consistent, and the thickness of the silicon carbide ceramic coating 143 is seven to nine times of zero of the thickness of the tungsten carbide metal coating 142, and under the cooperation of the aluminum oxide ceramic coating 141, the tungsten carbide metal coating 142 and the silicon carbide ceramic coating 143, the drill bit has the capacity of three-layer wear-resistant protection through the effect of the wear-resistant layer 14, and the purpose of good wear-resistant effect is achieved.
During the use, through wearing layer 14's effect, at alumina ceramic coating 141, tungsten carbide metal coating 142 and carborundum ceramic coating 143's cooperation, make this drill bit possess the wear-resisting protective ability of three-layer, the good mesh of wear-resisting effect has been reached, through the complex effect of above structure, it is relatively poor to have solved current drill bit wear-resisting effect, reduce its life, the problem that is not conform to people's user demand, effect through enhancement layer 12, the use strength of this drill bit has been improved, effect through high temperature resistant layer 13, the high temperature resistance of this drill bit has been improved, and then its life has been prolonged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a mine is with effectual drill bit of wear-resisting, includes drill bit body (1), its characterized in that: the drill bit body (1) comprises a base material layer (11), an enhancement layer (12), a high-temperature-resistant layer (13) and a wear-resistant layer (14) from inside to outside in sequence, and the wear-resistant layer (14) comprises an aluminum oxide ceramic coating (141), a tungsten carbide metal coating (142) and a silicon carbide ceramic coating (143).
2. The drill bit with good wear-resisting effect for mines according to claim 1, characterized in that: the enhancement layer (12) is a polycrystalline cubic boron nitride coating, and the thickness of the enhancement layer (12) is between one hundred thirty microns and two hundred fifty microns.
3. The drill bit with good wear-resisting effect for mines according to claim 1, characterized in that: the high-temperature resistant layer (13) is a carbon fiber layer, and the thickness of the high-temperature resistant layer (13) is between one hundred and ten micrometers and two hundred and twenty micrometers.
4. The drill bit with good wear-resisting effect for mines according to claim 1, characterized in that: the aluminum oxide ceramic coating (141) is coated on the outer side of the high-temperature-resistant layer (13), the tungsten carbide metal coating (142) is coated on the outer side of the aluminum oxide ceramic coating (141), and the silicon carbide ceramic coating (143) is coated on the outer side of the tungsten carbide metal coating (142).
5. The drill bit with good wear-resisting effect for mines according to claim 1, characterized in that: the thicknesses of the aluminum oxide ceramic coating (141) and the silicon carbide ceramic coating (143) are consistent, and the thickness of the silicon carbide ceramic coating (143) is seven to nine times of zero of the thickness of the tungsten carbide metal coating (142).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022491258.XU CN213710974U (en) | 2020-11-02 | 2020-11-02 | Mine drill bit with good wear-resisting effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022491258.XU CN213710974U (en) | 2020-11-02 | 2020-11-02 | Mine drill bit with good wear-resisting effect |
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| Publication Number | Publication Date |
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| CN213710974U true CN213710974U (en) | 2021-07-16 |
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| CN202022491258.XU Active CN213710974U (en) | 2020-11-02 | 2020-11-02 | Mine drill bit with good wear-resisting effect |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113699294A (en) * | 2021-09-01 | 2021-11-26 | 北京瑞尔非金属材料有限公司 | Composite drill bit for blast furnace tapping machine |
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2020
- 2020-11-02 CN CN202022491258.XU patent/CN213710974U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113699294A (en) * | 2021-09-01 | 2021-11-26 | 北京瑞尔非金属材料有限公司 | Composite drill bit for blast furnace tapping machine |
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