CN218253057U - Universal drill with long service life - Google Patents
Universal drill with long service life Download PDFInfo
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- CN218253057U CN218253057U CN202222631770.9U CN202222631770U CN218253057U CN 218253057 U CN218253057 U CN 218253057U CN 202222631770 U CN202222631770 U CN 202222631770U CN 218253057 U CN218253057 U CN 218253057U
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- drill bit
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- drill
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Abstract
The utility model relates to a general purpose is bored the device field, discloses a high general purpose of life and is bored, including the drill bit body, drill bit body rear end fixedly connected with bores the neck, it is provided with a plurality of spacing grooves to bore the neck surface, the drill bit body outside leans on the place ahead position to have seted up two bits grooves, the high strength layer includes the low carbon steel layer, low carbon steel layer inside wall and drill bit body fixed surface are connected, low carbon steel layer fixed surface is connected with manganese steel layer, the corrosion-resistant layer includes fluorocarbon metal paint layer, fluorocarbon metal paint layer's inside wall and manganese steel layer fixed connection, fluorocarbon metal paint layer surface coating has epoxy paint layer. The utility model discloses in, provide one kind and improve the life of drill bit through set up high strength layer and corrosion resistant layer in the drill bit outside to the high general purpose of life of the resistance that the flute through the drill bit surface received with the bits discharge reduction during operation is bored.
Description
Technical Field
The utility model relates to a general purpose bores the device field, especially relates to a general purpose that life is high is bored.
Background
The drill bit is widely used in each construction field, and the kind of drill bit is various, and the drill bit commonly used mainly has fluted drill, flat drill, center drill, deep hole drill and trepanning drill, and drill bit, drill body and drill neck set up as an organic whole usually, and the drill bit is when using, at first installs the drill bit on corresponding drilling machine, then drills.
Although the existing universal drill has a good punching effect in the using process, the drill block is easy to break and damage when being in contact with a hard surface layer due to the fact that the existing universal drill needs to rotate at a high speed, the continuous using time of the drill block is shortened, the drill bit needs to be frequently replaced, the service life of the drill bit is shortened, and the using cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the high general purpose of a life that provides bores, provides one kind through set up the spacing groove in the drill bit rear end, frictional force during the increase centre gripping, sets up the chip groove simultaneously at the drill bit front end, and the high general purpose of life who reduces the resistance when the drill bit uses bores.
In order to achieve the above purpose, the utility model provides a following technical scheme: a universal drill with long service life comprises a drill bit body, wherein a drill neck is fixedly connected to the rear end of the drill bit body, a plurality of limiting grooves are formed in the surface of the drill neck, two chip grooves are formed in the position, close to the front, of the outer side of the drill bit body, 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 side 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 side wall of the fluorocarbon metal paint layer is fixedly connected with the surface of the manganese steel layer, and the surface of the fluorocarbon metal paint layer is coated with an epoxy resin paint layer;
through above-mentioned technical scheme, through setting up the high strength layer, effectively improve drill bit intensity, prevent the fracture, set up corrosion resistant layer on the high strength layer surface simultaneously, effectively improve drill bit corrosion resistance, prevent corrosion damage to this improves the life that general purpose bored.
Further, 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;
through above-mentioned technical scheme, with the corrosion-resistant layer setting on high strength layer is outer, does benefit to the corrosion-resistant layer and to the holistic protection of drill bit, has guaranteed the drill bit service strength simultaneously, has also improved the life of drill bit simultaneously.
Furthermore, the thicknesses of the low-carbon steel layer and the manganese steel layer are equal, and the thicknesses of the fluorocarbon metal paint layer and the epoxy resin paint layer are equal;
through above-mentioned technical scheme, each layer thickness equals, effectively improves the result of use of each layer of drill bit.
Further, the thickness of the high-strength layer is smaller than that of the drill bit body;
further, the thickness of the corrosion-resistant layer is smaller than that of the drill bit body;
through the technical scheme, the thicknesses of the high-strength layer and the corrosion-resistant layer are smaller than that of the drill bit, so that the drill bit can better play a self-role, and meanwhile, the working efficiency of the drill bit is not influenced.
Furthermore, the drill neck is of a regular hexagonal prism structure, and the limiting grooves are arranged on each side face of the drill neck in a matrix array manner;
through above-mentioned technical scheme, set up the spacing groove in the side of boring the neck, can effectually improve frictional force when the drill bit is by the centre gripping, improved life greatly.
Furthermore, the front end of the drill bit body is of a conical structure, and the section angle of the conical structure is 60 degrees;
through above-mentioned technical scheme, the drill bit front end sets up the toper structure and can make the drill bit light easy more when the trompil.
Furthermore, the two chip flutes are of spiral groove-shaped structures and are arranged on the surface of the front end of the drill body;
through the technical scheme, the dust chip grooves can facilitate the dust chips drilled by the drill bit body during working to be discharged, the resistance received by the drill bit body during working is reduced, and the protection effect on the drill bit body can be achieved.
The utility model discloses following beneficial effect has:
1. the utility model discloses in, set up the chip groove at the drill bit front end side, can make things convenient for the dirt bits that the drill bit body during operation drilled out to discharge, reduce the resistance that the drill bit body during operation received, can reach the protection effect to the drill bit body for the working life of drill bit increases.
2. The utility model discloses in, set up the corrosion-resistant layer in the drill bit outside, through the corrosion-resistant layer, fluorocarbon metal lacquer layer and epoxy paint layer mutually support, play the effect that improves drill bit body corrosion resistance, can effectual improvement drill bit body's corrosion resistance, prevent that the drill bit body from appearing rustting corrosion damage, set up the high strength layer in the corrosion-resistant layer inside simultaneously, through the high strength layer, low carbon steel layer and manganese steel layer mutually support, play the effect that improves drill bit body intensity, can effectual improvement drill bit body's intensity, prevent that the fracture damage from appearing in the drill bit body, the life of drill bit body has been prolonged.
3. The utility model discloses in, mutually support through high strength layer, low carbon steel layer, manganese steel layer, corrosion resistant layer, fluorocarbon metal lacquer layer and epoxy lacquer layer, reached improvement drill bit intensity and corrosion resisting property, make the drill bit when using for a long time, simultaneously can effectual improvement drill bit's intensity, prevent that the fracture damage from appearing in the drill bit to the drill bit is when placing for a long time, can effectual improvement drill bit's corrosion resisting property, prevent that the drill bit from appearing rustting corrosion damage, prolonged the life of drill bit.
Drawings
FIG. 1 is a perspective view of a universal drill with a long service life according to the present invention;
FIG. 2 is a side view of a universal drill having a long service life according to the present invention;
FIG. 3 is a front view of a universal drill having a long service life according to the present invention;
fig. 4 is a sectional view of the universal drill with a long service life provided by the present invention.
Illustration of the drawings:
1. a drill bit body; 2. drilling a neck; 3. a limiting groove; 4. a chip groove; 5. a manganese steel layer; 6. a low carbon steel layer; 7. a high-strength layer; 8. an epoxy resin paint layer; 9. a fluorocarbon metal paint layer; 10. a corrosion resistant layer.
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.
Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a general purpose is bored that life is high, includes drill bit body 1, and 1 rear end fixedly connected with of drill bit body bores neck 2, bores neck 2 surface and is provided with a plurality of spacing grooves 3, and two bits grooves 4 have been seted up to 1 outside of drill bit body near the place ahead position, and 1 surface of drill bit body is provided with high strength layer 7, and 7 surfaces on high strength layer are provided with corrosion-resistant layer 10.
Corrosion-resistant layer 10 includes fluorocarbon metal paint layer 9, fluorocarbon metal paint layer 9's inside wall and 5 fixed surface connections on manganese steel layer, fluorocarbon metal paint layer 9 surface coating has epoxy paint layer 8, through high strength layer 7, low carbon steel layer 6 and manganese steel layer 5 mutually support, play the effect that improves drill bit body 1 intensity, can effectual improvement drill bit body 1's intensity, prevent that fracture damage from appearing in drill bit body 1, prolonged drill bit body 1's life.
The diameter of the high-strength layer 7 is greater than the diameter of the drill bit body 1, the diameter of the corrosion-resistant layer 10 is greater than the diameter of the high-strength layer 7, the thicknesses of the low-carbon steel layer 6 and the manganese steel layer 5 are equal, the thicknesses of the fluorocarbon metal paint layer 9 and the epoxy resin paint layer 8 are equal, the thickness of the high-strength layer 7 is less than that of the drill bit body 1, the thickness of the corrosion-resistant layer 10 is less than that of the drill bit body 1, the high-strength layer 7 and the corrosion-resistant layer 10 are both smaller than that of the drill bit, so that the drill bit can better exert self-action, the working efficiency of the drill bit is not affected simultaneously, the drill bit 2 is of a regular hexagonal prism structure, the limiting grooves 3 are arranged on the sides of the drill bit 2 in a matrix arrangement mode, the front end of the drill bit body 1 is of a conical structure, the section angle of the conical structure is 60 degrees, the drill bit can be easier when the drill bit body 1 is opened due to the conical structure, the two chip grooves 4 are of a spiral groove structure and are arranged on the surface of the front end of the drill bit body 1, the chip grooves 4 can facilitate the discharge of the chips drilled when the drill bit body 1, the drill bit, the resistance to be reduced when the drill bit body 1, and the protection effect of the drill bit can be achieved.
The working principle is as follows: during the use, with bore neck 2 and drilling equipment intercommunication, spacing groove 3 on the bore neck 2 can increase the frictional force of centre gripping, make drilling effect better, through setting up high strength layer 7, low carbon steel layer 6 and manganese steel layer 5 mutually support, can effectual improvement drill bit body 1's intensity, prevent that fracture damage from appearing in drill bit body 1, the life of drill bit body 1 has been prolonged, through setting up corrosion-resistant layer 10, fluorocarbon metal paint layer 9 and epoxy paint layer 8 mutually support, play the effect of improving drill bit body 1 corrosion resistance, can effectual improvement drill bit body 1's corrosion resistance, prevent that drill bit body 1 from appearing rusty corrosion damage, the life of drill bit body 1 has been prolonged, thereby reach improvement drill bit intensity and corrosion resistance, the advantage of drill bit life has been prolonged, simultaneously, the bits 4 on drill bit body 1 surface can make things convenient for the bits body dust bits that work when 1 drills out to discharge, reduce the resistance that drill bit body 1 received during operation, in order to reach the protective effect to drill bit body 1.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides a general purpose drill that life is high, includes drill bit body (1), its characterized in that: the drill bit comprises a drill bit body (1), wherein a drill neck (2) is fixedly connected to the rear end of the drill bit body (1), a plurality of limiting grooves (3) are formed in the surface of the drill neck (2), two chip grooves (4) are formed in the position, close to the front, of the outer side of the drill bit body (1), a high-strength layer (7) is arranged on the surface of the drill bit body (1), and a corrosion-resistant layer (10) is arranged on the surface of the high-strength layer (7);
the high-strength layer (7) comprises a low-carbon steel layer (6), the inner side wall of the low-carbon steel layer (6) is fixedly connected with the surface of the drill bit body (1), and the surface of the low-carbon steel layer (6) is fixedly connected with a manganese steel layer (5);
the corrosion-resistant layer (10) comprises a fluorocarbon metal paint layer (9), the inner side wall of the fluorocarbon metal paint layer (9) is fixedly connected with the surface of the manganese steel layer (5), and the surface of the fluorocarbon metal paint layer (9) is coated with an epoxy resin paint layer (8).
2. A high life universal drill according to claim 1 and further comprising: the diameter of the high-strength layer (7) is larger than that of the drill bit body (1), and the diameter of the corrosion-resistant layer (10) is larger than that of the high-strength layer (7).
3. A high life universal drill according to claim 1 and further comprising: the thickness of the low-carbon steel layer (6) is equal to that of the manganese steel layer (5), and the thickness of the fluorocarbon metal paint layer (9) is equal to that of the epoxy resin paint layer (8).
4. A high life universal drill according to claim 1 and further comprising: the thickness of the high-strength layer (7) is smaller than that of the drill bit body (1).
5. A high life universal drill according to claim 1 and further comprising: the thickness of the corrosion-resistant layer (10) is smaller than that of the drill bit body (1).
6. A high life universal drill according to claim 1 and further comprising: the drill neck (2) is of a regular hexagonal prism structure, and the limiting grooves (3) are arranged on each side face of the drill neck (2) in a matrix array mode.
7. A high life universal drill according to claim 1 and further comprising: the front end of the drill bit body (1) is of a conical structure, and the section angle of the conical structure is 60 degrees.
8. A high life universal drill according to claim 1 and further comprising: the two chip grooves (4) are of spiral groove structures and are arranged on the surface of the front end of the drill bit body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222631770.9U CN218253057U (en) | 2022-10-08 | 2022-10-08 | Universal drill with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222631770.9U CN218253057U (en) | 2022-10-08 | 2022-10-08 | Universal drill with long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218253057U true CN218253057U (en) | 2023-01-10 |
Family
ID=84749817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222631770.9U Active CN218253057U (en) | 2022-10-08 | 2022-10-08 | Universal drill with long service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218253057U (en) |
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2022
- 2022-10-08 CN CN202222631770.9U patent/CN218253057U/en active Active
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