CN112496414A - Hard alloy countersink drill with guiding and positioning functions - Google Patents
Hard alloy countersink drill with guiding and positioning functions Download PDFInfo
- Publication number
- CN112496414A CN112496414A CN202011373415.5A CN202011373415A CN112496414A CN 112496414 A CN112496414 A CN 112496414A CN 202011373415 A CN202011373415 A CN 202011373415A CN 112496414 A CN112496414 A CN 112496414A
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- Prior art keywords
- guiding
- blade
- drill
- positioning
- drill body
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- 239000000956 alloy Substances 0.000 title abstract description 6
- 229910045601 alloy Inorganic materials 0.000 title abstract description 6
- 230000000694 effects Effects 0.000 claims abstract 2
- 241001074085 Scophthalmus aquosus Species 0.000 claims 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/10—Bits for countersinking
- B23B51/107—Bits for countersinking having a pilot
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling Tools (AREA)
Abstract
The invention discloses a hard alloy countersink drill with a guiding and positioning function, which comprises a guiding part, a drill body, a positioning ring and a handle part, wherein the guiding part, the drill body and the handle part are integrally formed, the guiding part is arranged at the front end of the drill body, and the positioning ring is locked on the drill body through a nut. The drill body is provided with the guide part and the positioning ring, the depth and the position of a counter boring are ensured by the guide of the guide part and the end face positioning effect of the positioning ring, the original part size controlled by a numerical control machine tool is changed to be controlled by a cutter, the requirement on the machine tool is reduced, even if a common manual machine tool is used, the processing can be carried out, the utilization rate of the common machine tool is improved, and the productivity is improved.
Description
Technical Field
The invention relates to the technical field of cutters, in particular to a combined countersink drill with a guiding and positioning function.
Background
The countersink drill is a processing tool for scraping an end face of a hole processed on a workpiece or cutting out a conical or cylindrical counter bore, for drilling of some parts, the position of the drilled hole and the depth tolerance of the hole are strict, the drilled hole must be processed by a numerical control processing center, if the number of the numerical control processing centers in a workshop is limited, the capacity cannot be kept up, and other manual machine tools are in an idle state, so that resources cannot be reasonably utilized.
Disclosure of Invention
The purpose of the invention is as follows: in view of the problems and the defects in the prior art, the invention aims to provide a hard alloy countersink with a guiding and positioning function. The drill bit can be used on a common manual machine tool, not only can reach the precision of a numerical control machining center, but also can improve the productivity.
The technical scheme is as follows: in order to achieve the purpose, the hard alloy countersink drill with the guiding and positioning functions comprises a guiding part, a drill body, a positioning ring and a handle part, wherein the guiding part, the drill body and the handle part are integrally formed, the guiding part is arranged at the front end of the drill body, and the positioning ring is locked on the drill body through a nut.
Furthermore, the guide part comprises a first guide cylinder and a second guide cylinder, the second guide cylinder is arranged between the first guide cylinder and the drill body, and the diameter of the first guide cylinder is smaller than that of the second guide cylinder.
Further, the drill body is provided with an end blade, an outer diameter blade and a chamfer blade, the outer diameter blade is arranged between the end blade and the chamfer blade, and the chip groove is arranged on the rear side of the chamfer blade.
Further, the outer diameter blade is perpendicular to the end blade, and an included angle formed by the chamfer blade and the outer diameter blade is 45 degrees.
Furthermore, the drill body is provided with a locking surface for mounting the positioning ring.
Furthermore, a positioning hole matched with the drill body is formed in the positioning ring, and a threaded hole is formed in the positioning ring.
Further, the handle is a morse handle.
According to the technical scheme, the invention has the beneficial effects that:
according to the hard alloy countersink drill with the guiding and positioning functions, the drill body is provided with the guiding part and the positioning ring, the depth and the position of a countersink are guaranteed through the guiding of the guiding part and the end face positioning function of the positioning ring, the size of a part controlled by a numerical control machine tool is controlled by a cutter, the requirement on the machine tool is reduced, the machining can be carried out even though a common manual machine tool is used, the utilization rate of the common machine tool is improved, and the productivity is improved.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a left side view of the present invention.
Detailed Description
The invention is further elucidated with reference to the drawings and the embodiments.
As shown in fig. 1-2, the cemented carbide countersink drill with guiding and positioning functions comprises a guide part 1, a drill body 2, a positioning ring 3 and a handle part 4, wherein the guide part 1, the drill body 2 and the handle part 4 are integrally formed, the guide part 1 is arranged at the front end of the drill body 2, and the positioning ring 3 is locked on the drill body 2 through a nut. The guide part 1 comprises a first guide cylinder 11 and a second guide cylinder 12, the second guide cylinder 12 is arranged between the first guide cylinder 11 and the drill body 2, and the diameter of the first guide cylinder 11 is smaller than that of the second guide cylinder 12. The drill body 2 is provided with an end blade 21, an outer diameter blade 22 and a chamfer blade 23, the outer diameter blade 22 is arranged between the end blade 21 and the chamfer blade 23, and a chip groove 24 is arranged at the rear side of the chamfer blade 23.
In the present embodiment, the outer diameter edge 22 is perpendicular to the end edge 21, and the included angle between the chamfer edge 23 and the outer diameter edge 22 is 45 °.
In this embodiment, the drill body 2 is provided with a locking surface 25 for mounting the positioning ring 3.
In this embodiment, the positioning ring 3 is internally provided with a positioning hole 31 matched with the drill body 2, and the positioning ring 3 is provided with a threaded hole 32. When mounted, a nut is used to secure the retaining ring to the locking surface 25 through the threaded aperture 32.
The handle 4 in this embodiment is a morse handle.
The examples are given solely for the purpose of illustration and are not to be construed as limitations of the present invention, as various equivalents will occur to those skilled in the art upon reading the present invention and are intended to be within the scope of the invention as defined in the claims appended hereto.
Claims (7)
1. The utility model provides a carbide countersink bores with direction location effect which characterized in that: including guide part (1), the brill body (2), holding ring (3) and stalk portion (4), guide part (1), the brill body (2) and stalk portion (4) integrated into one piece, guide part (1) sets up the front end at the brill body (2), and holding ring (3) are locked on the brill body (2) through the nut.
2. The cemented carbide countersink drill with guiding and positioning functions as claimed in claim 1, wherein: the guide part (1) comprises a first guide cylinder (11) and a second guide cylinder (12), the second guide cylinder (12) is arranged between the first guide cylinder (11) and the drill body (2), and the diameter of the first guide cylinder (11) is smaller than that of the second guide cylinder (12).
3. The cemented carbide countersink drill with guiding and positioning functions as claimed in claim 2, wherein: the drill body (2) is provided with an end blade (21), an outer diameter blade (22) and a chamfering blade (23), the outer diameter blade (22) is arranged between the end blade (21) and the chamfering blade (23), and a chip groove (24) is arranged on the rear side of the chamfering blade (23).
4. The cemented carbide countersink drill with guiding and positioning functions as claimed in claim 3, wherein: the outer diameter blade (22) and the end blade (21) are vertically arranged, and an included angle formed by the chamfer blade (23) and the outer diameter blade (22) is 45 degrees.
5. The cemented carbide countersink drill with guiding and positioning functions as claimed in claim 4, wherein: the drill body (2) is provided with a locking surface (25) for mounting the positioning ring (3).
6. The cemented carbide countersink drill with guiding and positioning functions as claimed in claim 5, wherein: the positioning ring (3) is internally provided with a positioning hole (31) matched with the drill body (2), and the positioning ring (3) is provided with a threaded hole (32).
7. The cemented carbide countersink drill with guiding and positioning functions as claimed in claim 1, wherein: the handle part (4) is a Morse handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011373415.5A CN112496414A (en) | 2020-11-30 | 2020-11-30 | Hard alloy countersink drill with guiding and positioning functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011373415.5A CN112496414A (en) | 2020-11-30 | 2020-11-30 | Hard alloy countersink drill with guiding and positioning functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112496414A true CN112496414A (en) | 2021-03-16 |
Family
ID=74968693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011373415.5A Withdrawn CN112496414A (en) | 2020-11-30 | 2020-11-30 | Hard alloy countersink drill with guiding and positioning functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112496414A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211024A (en) * | 2021-12-10 | 2022-03-22 | 昌河飞机工业（集团）有限责任公司 | Orifice rounding device and method |
-
2020
- 2020-11-30 CN CN202011373415.5A patent/CN112496414A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211024A (en) * | 2021-12-10 | 2022-03-22 | 昌河飞机工业（集团）有限责任公司 | Orifice rounding device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210316 |
|
| WW01 | Invention patent application withdrawn after publication |