CN216680386U - Small-size superhard twist drill convenient to dismouting - Google Patents
Small-size superhard twist drill convenient to dismouting Download PDFInfo
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- CN216680386U CN216680386U CN202122559212.1U CN202122559212U CN216680386U CN 216680386 U CN216680386 U CN 216680386U CN 202122559212 U CN202122559212 U CN 202122559212U CN 216680386 U CN216680386 U CN 216680386U
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Abstract
The utility model provides a small-sized superhard twist drill convenient to disassemble and assemble, which comprises a twist drill bit, wherein the twist drill bit comprises a spiral drill bit, a drill rod and an installation tail; the auger bit is connected to the first end of the drill rod; the mounting tail is connected to the second end of the drill rod; the head of the installation tail is provided with a first rotating block which is a polygonal prism, and the installation tail is connected to the second end of the drill rod through the first rotating block; and a clamping groove structure is arranged in the middle of the mounting tail. The small-sized superhard twist drill provided by the utility model is used for being installed on a corresponding drilling tool, is directly inserted into an installation hole of the drilling tool during installation, the section of the installation hole of the drilling tool is matched with the section of the first rotating block in shape, the twist drill can be driven to rotate after being inserted, and a clamping piece is arranged in the installation hole and used for clamping on a clamping groove structure to realize the installation and fixation of the twist drill.
Description
Technical Field
The utility model belongs to the technical field of twist drills, and particularly relates to a small-sized superhard twist drill convenient to disassemble and assemble.
Background
Twist drills are tools for drilling round holes in workpieces by rotating the tool about a fixed axis, are so called as twist drills because the chip flutes are formed in a spiral shape, and can be used by being held by a hand-held drilling tool, a drilling machine, a milling machine, a lathe, or a machining center, which is operated manually or electrically, and are generally used for drilling workpieces.
The existing twist drill is troublesome to disassemble and assemble and consumes time, so that the service efficiency of the twist drill is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a small-sized superhard twist drill convenient to disassemble and assemble, which is used for improving the disassembling and assembling efficiency of the twist drill.
In order to achieve the above purposes, the utility model provides a small-sized superhard twist drill convenient to disassemble and assemble, which comprises a twist drill bit, wherein the twist drill bit comprises a spiral drill bit, a drill rod and an installation tail; the auger bit is connected to the first end of the drill rod; the mounting tail is connected to the second end of the drill rod; the head of the installation tail is provided with a first rotating block which is a polygonal prism, and the installation tail is connected to the second end of the drill rod through the first rotating block; and a clamping groove structure is arranged in the middle of the mounting tail.
The small-sized superhard twist drill provided by the utility model is used for being installed on a corresponding drilling tool, is directly inserted into an installation hole of the drilling tool during installation, the section of the installation hole of the drilling tool is matched with the section of the first rotating block in shape, the twist drill can be driven to rotate after being inserted, and a clamping piece is arranged in the installation hole and used for clamping on a clamping groove structure to realize the installation and fixation of the twist drill.
In conclusion, the small-sized superhard twist drill provided by the utility model can be directly inserted into the mounting hole of the drilling tool only by adjusting the clamping piece in the drilling tool, so that the disassembly and the assembly are more rapid and convenient.
In a possible implementation manner, a second rotating block is arranged at the tail part of the installation tail, and the second rotating block is a polygonal prism. The clamping groove structure is arranged between the first rotating block and the second rotating block, and the section shape of the second rotating block is matched with the section of the mounting hole of the drilling tool. The first rotating block and the second rotating block are driven to the mounting hole simultaneously, so that the twist drill rotates.
In a possible implementation manner, the first rotating block and the second rotating block have the same shape, and the side surfaces of the first rotating block correspond to the planes where the side surfaces of the second rotating block are located one by one. The shape and the position of first turning block and second turning block match, conveniently insert the fluted drill into drilling tool.
In a possible implementation manner, the slot structure is a cylinder with a diameter smaller than the inner diameter of the inscribed circle of the first rotating block.
In one possible implementation, the first and second turning blocks are each a hexagonal prism.
Drawings
FIG. 1 is a schematic view of a small-sized super hard twist drill convenient to disassemble and assemble according to the present invention;
fig. 2 is a schematic view of a mounting tail structure provided by the utility model.
Detailed Description
The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the utility model, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.
In the description of the present application, it is to be understood that the terms "upper", "lower", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
In the description of the present application, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated.
Referring to fig. 1 and 2 of the drawings, the small-sized superhard twist drill convenient to disassemble and assemble provided by the utility model comprises a twist drill bit, wherein the twist drill bit comprises a spiral drill bit 1, a drill rod 2 and an installation tail 3; the auger bit 1 is connected to a first end of the drill rod 2; the mounting tail 3 is connected to the second end of the drill rod 2; the head of the mounting tail 3 is provided with a first rotating block 31, the first rotating block 31 is a polygonal prism, and the mounting tail 3 is connected to the second end of the drill rod 2 through the first rotating block 31; the middle part of the mounting tail 3 is provided with a clamping groove structure 32.
The small-sized superhard twist drill provided by the utility model is used for being installed on a corresponding drilling tool, is directly inserted into an installation hole of the drilling tool during installation, the section of the installation hole of the drilling tool is matched with the section of the first rotating block 31 in shape, the twist drill can be driven to rotate after being inserted, and a clamping piece is arranged in the installation hole and used for clamping on the clamping groove structure 32, so that the installation and the fixation of the twist drill are realized.
In conclusion, the small-sized superhard twist drill provided by the utility model can be directly inserted into the mounting hole of the drilling tool only by adjusting the clamping piece in the drilling tool, so that the disassembly and the assembly are more rapid and convenient.
In a possible implementation manner, the tail portion of the mounting tail 3 is provided with a second rotating block 33, and the second rotating block 33 is a polygonal prism. The slot structure 32 is arranged between the first rotating block 31 and the second rotating block 33, and the cross section of the second rotating block 33 is matched with the cross section of the mounting hole of the drilling tool. The first and second rotation blocks 31 and 33 are simultaneously driven to the mounting holes so that the twist drill rotates.
In a possible implementation manner, the first rotating block 31 and the second rotating block 33 have the same shape, and the side surfaces of the first rotating block 31 correspond to the planes where the side surfaces of the second rotating block 33 are located. The first rotating block 31 and the second rotating block 33 are matched in shape and position, so that the twist drill can be conveniently inserted into the drilling tool.
In a possible implementation, the slot structure 32 is a cylinder with a diameter smaller than the inner diameter of the inscribed circle of the first rotation block.
In a possible implementation, the first rotating block 31 and the second rotating block 33 are each a hexagonal prism.
It should be noted that the technical features of the auger bit and the like related to the present patent application should be regarded as the prior art, and the specific structure, the operation principle, the control mode and the spatial arrangement mode of the technical features may be selected conventionally in the field, and should not be regarded as the points of the present invention, and the present invention is not further specifically described in detail.
It will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.
Claims (5)
1. A small-sized superhard twist drill convenient to disassemble and assemble is characterized by comprising a twist drill bit, wherein the twist drill bit comprises a spiral drill bit, a drill rod and an installation tail; the auger bit is connected to the first end of the drill rod; the mounting tail is connected to the second end of the drill rod; the head of the installation tail is provided with a first rotating block which is a polygonal prism, and the installation tail is connected to the second end of the drill rod through the first rotating block; and a clamping groove structure is arranged in the middle of the mounting tail.
2. A miniature superhard twist drill for easy removal according to claim 1, wherein the tail of the mounting tail is provided with a second turning block, the second turning block being a polygonal prism.
3. A mini ultra hard twist drill facilitating disassembly and assembly according to claim 2, wherein the first rotation block and the second rotation block have the same shape, and the side surfaces of the first rotation block and the side surfaces of the second rotation block are in one-to-one correspondence.
4. A compact ultra hard twist drill for easy removal according to claim 3, wherein the catch means is a cylinder of smaller diameter than the internal diameter of the inscribed circle of the first rotary block.
5. A mini ultra hard twist drill to facilitate disassembly and assembly according to claim 4, wherein the first and second turning blocks are each hexagonal prisms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122559212.1U CN216680386U (en) | 2021-10-23 | 2021-10-23 | Small-size superhard twist drill convenient to dismouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122559212.1U CN216680386U (en) | 2021-10-23 | 2021-10-23 | Small-size superhard twist drill convenient to dismouting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216680386U true CN216680386U (en) | 2022-06-07 |
Family
ID=81831135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122559212.1U Active CN216680386U (en) | 2021-10-23 | 2021-10-23 | Small-size superhard twist drill convenient to dismouting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216680386U (en) |
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2021
- 2021-10-23 CN CN202122559212.1U patent/CN216680386U/en active Active
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