CN215595493U - Mining engineering is with high strength and long service life's drill bit - Google Patents
Mining engineering is with high strength and long service life's drill bit Download PDFInfo
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- CN215595493U CN215595493U CN202121833151.7U CN202121833151U CN215595493U CN 215595493 U CN215595493 U CN 215595493U CN 202121833151 U CN202121833151 U CN 202121833151U CN 215595493 U CN215595493 U CN 215595493U
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Abstract
The utility model discloses a high-strength and long-service-life drill bit for mining engineering, which comprises a drill bit body, wherein a high-strength layer is arranged on the surface of the drill bit body, and a corrosion-resistant layer is arranged on the surface of the high-strength layer; the high-strength layer comprises a low-carbon steel layer, the inner wall of the low-carbon steel layer is fixedly connected with the surface of the drill bit body, and the surface of the low-carbon steel layer is fixedly connected with a manganese steel layer. According to the drill bit, the high-strength layer, the low-carbon steel layer, the manganese steel layer, the corrosion-resistant layer, the fluorocarbon metal paint layer and the epoxy resin paint layer are matched with each other, so that the advantages of improving the strength and the corrosion resistance of the drill bit and prolonging the service life of the drill bit are achieved, the strength of the drill bit can be effectively improved when the drill bit is used for a long time, the drill bit is prevented from being broken and damaged, the service life of the drill bit is prolonged, meanwhile, the corrosion resistance of the drill bit can be effectively improved when the drill bit is placed for a long time, the drill bit is prevented from being rusted and corroded, and the service life of the drill bit is prolonged.
Description
Technical Field
The utility model relates to the technical field of drill bits, in particular to a high-strength and long-service-life drill bit for mining engineering.
Background
The drill is a tool for drilling a circular hole in a workpiece by rotating the drill relative to a fixed axis, and is called a twist drill because the chip flutes are helical and shaped like a twist.
When the material is being drilled and is being processed, need use the drill bit, present drill bit has following shortcoming: the current drill bit intensity is relatively poor, leads to the drill bit when long-term the use, appears the fracture easily, causes the drill bit to appear damaging, has shortened the life of drill bit, and the corrosion resisting property of drill bit is relatively poor simultaneously, leads to the drill bit when placing for a long time, appears rustting corrosion damage easily, has shortened the life of drill bit.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-strength and long-service-life drill bit for mining engineering, which has the advantages of improving the strength and corrosion resistance of the drill bit and prolonging the service life of the drill bit, and solves the problems that the existing drill bit is poor in strength, easy to break and damage when used for a long time, the service life of the drill bit is shortened, and meanwhile, the drill bit is poor in corrosion resistance, and easy to rust, corrode and damage when placed for a long time.
In order to achieve the purpose, the utility model provides the following technical scheme: the high-strength and long-service-life drill bit for mining engineering comprises a drill bit body, wherein a high-strength layer is arranged on the surface of the drill bit body, and a corrosion-resistant layer is arranged on the surface of the high-strength layer;
the high-strength layer comprises a low-carbon steel layer, the inner wall of the low-carbon steel layer is fixedly connected with the surface of the drill bit body, and the surface of the low-carbon steel layer is fixedly connected with a manganese steel layer;
the corrosion-resistant layer comprises a fluorocarbon metal paint layer, the inner wall of the fluorocarbon metal paint layer is coated on the surface of the manganese steel layer, and the surface of the fluorocarbon metal paint layer is coated with an epoxy resin paint layer.
Preferably, the inner cavity of the high-strength layer is positioned on the surface of the drill bit body, and the inner cavity of the corrosion-resistant layer is positioned on the surface of the high-strength layer.
Preferably, the diameter of the high-strength layer is larger than that of the drill bit body, and the diameter of the corrosion-resistant layer is larger than that of the high-strength layer.
Preferably, the thicknesses of the low-carbon steel layer and the manganese steel layer are the same, and the thicknesses of the fluorocarbon metal paint layer and the epoxy resin paint layer are the same.
Preferably, the thickness of the low-carbon steel layer is smaller than that of the drill bit body, and the thickness of the manganese steel layer is smaller than that of the drill bit body.
Preferably, the thickness of fluorocarbon metal paint layer is less than the thickness of drill bit body, the thickness of epoxy paint layer is less than the thickness of drill bit body.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the drill bit, the high-strength layer, the low-carbon steel layer, the manganese steel layer, the corrosion-resistant layer, the fluorocarbon metal paint layer and the epoxy resin paint layer are matched with each other, so that the advantages of improving the strength and the corrosion resistance of the drill bit and prolonging the service life of the drill bit are achieved, the strength of the drill bit can be effectively improved when the drill bit is used for a long time, the drill bit is prevented from being broken and damaged, the service life of the drill bit is prolonged, meanwhile, the corrosion resistance of the drill bit can be effectively improved when the drill bit is placed for a long time, the drill bit is prevented from being rusted and corroded, and the service life of the drill bit is prolonged.
2. According to the drill bit, the high-strength layer, the low-carbon steel layer and the manganese steel layer are arranged to be matched with each other, so that the strength of the drill bit body is improved, the strength of the drill bit body can be effectively improved, the drill bit body is prevented from being broken and damaged, the service life of the drill bit body is prolonged, the corrosion resistance of the drill bit body is improved by the mutual matching of the corrosion-resistant layer, the fluorocarbon metal paint layer and the epoxy resin paint layer, the corrosion resistance of the drill bit body can be effectively improved, the drill bit body is prevented from being rusted and corroded, and the service life of the drill bit body is prolonged.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged cross-sectional view of the front view structure of the present invention;
FIG. 3 is a cross-sectional view of the internal structure of the high strength layer of the present invention;
FIG. 4 is a sectional view showing the internal structure of the corrosion-resistant layer of the present invention.
In the figure: 1. a drill bit body; 2. a high-strength layer; 21. a low carbon steel layer; 22. a manganese steel layer; 3. a corrosion-resistant layer; 31. a fluorocarbon metal paint layer; 32. and an epoxy resin paint layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1-4, a high-strength and long-life drill bit for mining engineering includes a drill bit body 1, a high-strength layer 2 disposed on a surface of the drill bit body 1, and a corrosion-resistant layer 3 disposed on a surface of the high-strength layer 2;
the high-strength layer 2 comprises a low-carbon steel layer 21, the inner wall of the low-carbon steel layer 21 is fixedly connected with the surface of the drill bit body 1, and a manganese steel layer 22 is fixedly connected with the surface of the low-carbon steel layer 21;
the corrosion-resistant layer 3 comprises a fluorocarbon metal paint layer 31, the inner wall of the fluorocarbon metal paint layer 31 is coated on the surface of the manganese steel layer 22, the surface of the fluorocarbon metal paint layer 31 is coated with an epoxy resin paint layer 32, the inner cavity of the high-strength layer 2 is positioned on the surface of the drill bit body 1, the inner cavity of the corrosion-resistant layer 3 is positioned on the surface of the high-strength layer 2, the diameter of the high-strength layer 2 is greater than that of the drill bit body 1, the diameter of the corrosion-resistant layer 3 is greater than that of the high-strength layer 2, the thicknesses of the low-carbon steel layer 21 and the manganese steel layer 22 are the same, the thicknesses of the fluorocarbon metal paint layer 31 and the epoxy resin paint layer 32 are the same, the thickness of the low-carbon steel layer 21 is less than that of the drill bit body 1, the thickness of the manganese steel layer 22 is less than that of the drill bit body 1, the thickness of the fluorocarbon metal paint layer 31 is less than that of the drill bit body 1, and the thickness of the epoxy resin paint layer 32 is less than that of the drill bit body 1, and the high-resistant layer 2 is arranged, The low-carbon steel layer 21 and the manganese steel layer 22 are mutually matched to play a role in improving the strength of the drill bit body 1, the strength of the drill bit body 1 can be effectively improved, the fracture damage of the drill bit body 1 is prevented, the service life of the drill bit body 1 is prolonged, the corrosion resistance of the drill bit body 1 is improved by arranging the corrosion-resistant layer 3, the fluorocarbon metal paint layer 31 and the epoxy resin paint layer 32 to be mutually matched, the corrosion resistance of the drill bit body 1 is effectively improved, the rust corrosion damage of the drill bit body 1 is prevented, the service life of the drill bit body 1 is prolonged, the high-strength layer 2, the low-carbon steel layer 21, the manganese steel layer 22, the corrosion-resistant layer 3, the fluorocarbon metal paint layer 31 and the epoxy resin paint layer 32 are mutually matched, the strength and the corrosion resistance of the drill bit are improved, the service life of the drill bit is prolonged, and the drill bit is used for a long time, the drill bit has the advantages that the strength of the drill bit can be effectively improved, the drill bit is prevented from being broken and damaged, the service life of the drill bit is prolonged, meanwhile, when the drill bit is placed for a long time, the corrosion resistance of the drill bit can be effectively improved, the drill bit is prevented from being rusted and corroded and damaged, and the service life of the drill bit is prolonged.
During the use, through setting up high strength layer 2, low carbon steel layer 21 and manganese steel layer 22 mutually support, play the effect that improves drill bit body 1 intensity, can effectual improvement drill bit body 1's intensity, prevent that drill bit body 1 from breaking damage, the life of drill bit body 1 has been prolonged, through setting up corrosion-resistant layer 3, fluorocarbon metal lacquer layer 31 and epoxy lacquer layer 32 mutually support, play the effect that improves drill bit body 1 corrosion resistance, can effectual improvement drill bit body 1's corrosion resistance, prevent that drill bit body 1 from appearing rustting corrosion damage, the life of drill bit body 1 has been prolonged, thereby reached and improved drill bit intensity and corrosion resistance, the advantage of drill bit life has been prolonged.
The standard parts used in this document are commercially available, all the components in this document are customized according to the description of the specification and the drawings, and the connection relationship and specific structure between the layers in this document are all performed by the prior art, such as by mechanical methods, by adhesives, by various welding methods (such as thermal welding, ultrasonic welding, flux, welding, and fusion welding), and no specific description is made here.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a mining engineering is with high strength and long service life's drill bit, includes drill bit body (1), its characterized in that: the surface of the drill bit body (1) is provided with a high-strength layer (2), and the surface of the high-strength layer (2) is provided with a corrosion-resistant layer (3);
the high-strength layer (2) comprises a low-carbon steel layer (21), the inner wall of the low-carbon steel layer (21) is fixedly connected with the surface of the drill bit body (1), and a manganese steel layer (22) is fixedly connected with the surface of the low-carbon steel layer (21);
the corrosion-resistant layer (3) comprises a fluorocarbon metal paint layer (31), the inner wall of the fluorocarbon metal paint layer (31) is coated on the surface of the manganese steel layer (22), and the surface of the fluorocarbon metal paint layer (31) is coated with an epoxy resin paint layer (32).
2. A high strength and long life drill bit for mining engineering according to claim 1, characterized in that: the inner cavity of the high-strength layer (2) is positioned on the surface of the drill bit body (1), and the inner cavity of the corrosion-resistant layer (3) is positioned on the surface of the high-strength layer (2).
3. A high strength and long life drill bit for mining engineering according to claim 1, characterized in that: the diameter of the high-strength layer (2) is larger than that of the drill bit body (1), and the diameter of the corrosion-resistant layer (3) is larger than that of the high-strength layer (2).
4. A high strength and long life drill bit for mining engineering according to claim 1, characterized in that: the thickness of the low-carbon steel layer (21) is the same as that of the manganese steel layer (22), and the thickness of the fluorocarbon metal paint layer (31) is the same as that of the epoxy resin paint layer (32).
5. A high strength and long life drill bit for mining engineering according to claim 1, characterized in that: the thickness of the low-carbon steel layer (21) is smaller than that of the drill bit body (1), and the thickness of the manganese steel layer (22) is smaller than that of the drill bit body (1).
6. A high strength and long life drill bit for mining engineering according to claim 1, characterized in that: the thickness of fluorocarbon metal paint layer (31) is less than the thickness of drill bit body (1), the thickness of epoxy paint layer (32) is less than the thickness of drill bit body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121833151.7U CN215595493U (en) | 2021-08-06 | 2021-08-06 | Mining engineering is with high strength and long service life's drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121833151.7U CN215595493U (en) | 2021-08-06 | 2021-08-06 | Mining engineering is with high strength and long service life's drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215595493U true CN215595493U (en) | 2022-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121833151.7U Active CN215595493U (en) | 2021-08-06 | 2021-08-06 | Mining engineering is with high strength and long service life's drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215595493U (en) |
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2021
- 2021-08-06 CN CN202121833151.7U patent/CN215595493U/en active Active
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