CN217913009U - High-precision reaming twist drill - Google Patents
High-precision reaming twist drill Download PDFInfo
- Publication number
- CN217913009U CN217913009U CN202221206971.8U CN202221206971U CN217913009U CN 217913009 U CN217913009 U CN 217913009U CN 202221206971 U CN202221206971 U CN 202221206971U CN 217913009 U CN217913009 U CN 217913009U
- Authority
- CN
- China
- Prior art keywords
- drill
- positioning rod
- reaming
- diameter
- locating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Drilling Tools (AREA)
Abstract
The utility model provides a high accuracy reaming fluted drill, this high accuracy reaming fluted drill includes the drillstock and connects the drill bit on the terminal surface before the drillstock, the diameter of drillstock is greater than the diameter of drill bit, the symmetry is provided with two locating holes on the preceding terminal surface of drillstock, the locating hole is used for installing the locating lever, the locating lever is installed on the positioning base, positioning base both sides are provided with the installation piece, be provided with the mounting hole on the installation piece, be provided with the ring channel on the positioning base, the locating lever sets up in the ring channel, still be provided with a circular port on the positioning base, the diameter of circular port is greater than the diameter of drill bit, the rotation axis of the centre of a circle alignment drill bit of circular port. The utility model provides a high accuracy reaming fluted drill, through installing the location base on panel, then will set up the locating lever on the location base and insert to the locating hole of drill handle back, can realize the location to the fluted drill to make the fluted drill can aim at the position that needs drilling more accurately, improved the use precision of fluted drill.
Description
Technical Field
The utility model belongs to the technical field of the fluted drill, concretely relates to high accuracy reaming fluted drill.
Background
Twist drills are tools that drill round holes in a workpiece by rotary cutting thereof relative to a fixed axis. The flute is spiral and shaped like twist.
The twist drill can carry out reaming operation on panel, when reaming to panel, needs the operative employee to aim at the position that needs the reaming, and how more accurate alignment reaming position depends on operative employee's experience entirely to probably lead to the inaccurate problem in reaming position.
SUMMERY OF THE UTILITY MODEL
A primary object of the utility model is to provide a high accuracy reaming fluted drill for location fluted drill reaming position improves the accuracy of fluted drill.
For reaching above purpose, the utility model provides a high accuracy reaming fluted drill, this high accuracy reaming fluted drill include the drillstock and connect drill bit on the terminal surface before the drillstock, the diameter of drillstock is greater than the diameter of drill bit, the symmetry is provided with two locating holes on the preceding terminal surface of drillstock, the locating hole is used for the installation locating lever, the locating lever is installed on the location base, location base both sides are provided with the installation piece, be provided with the mounting hole on the installation piece, be provided with the ring channel on the location base, the locating lever sets up in the ring channel, still be provided with a circular port on the location base, the diameter of circular port is greater than the diameter of drill bit, the centre of a circle of circular port aligns the axis of rotation of drill bit.
The utility model provides a high accuracy reaming fluted drill through installing the location base on panel, then will set up the locating lever on the location base and insert to the back in the locating hole of drillstock, can realize the location to the fluted drill to make the fluted drill can aim at the position that needs drilling more accurately, improved the use precision of fluted drill.
In a possible implementation manner, the positioning rod comprises a first positioning rod and a second positioning rod, the first positioning rod is used for being arranged in the positioning hole, the second positioning rod is used for being arranged in the annular groove, an inner cavity is arranged at the top end of the second positioning rod, and the first positioning rod is arranged in the inner cavity. The first locating rod can move up and down in the inner cavity of the second locating rod, and length adjustment of the locating rod is achieved.
In a possible implementation manner, a fine hole is arranged on the side wall of the drill shank, and the fine hole is communicated to the positioning hole. The fine hole is used for fixing the first positioning rod.
In a possible implementation manner, a limiting groove is arranged on the inner wall of the bottom of the annular groove.
In a possible implementation manner, a clamping edge is arranged at the bottom end of the second positioning rod, and the clamping edge is arranged in the limiting groove.
Through above-mentioned spacing groove and card limit, can realize that the second locating lever rotates along the spacing groove.
Drawings
Fig. 1 is a schematic structural view of a high-precision reaming twist drill provided by the present invention;
fig. 2 is a schematic front end view of a drill shank provided by the present invention;
fig. 3 is a schematic view of the positioning base structure provided by the present invention.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. 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 underlying principles of the invention, 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 invention.
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 utility model provides a pair of high accuracy reaming twist drill includes drill holder 1 and connects drill bit 2 on the terminal surface before the drill holder 1, the diameter of drill holder 1 is greater than the diameter of drill bit 2, the symmetry is provided with two locating holes 3 on the preceding terminal surface of drill holder 1, locating hole 3 is used for installing locating lever 4, locating lever 4 is installed on location base 5, location base 5 both sides are provided with installation piece 51, be provided with mounting hole 52 on the installation piece 51, be provided with ring channel 53 on the location base 5, locating lever 4 sets up in ring channel 53, still be provided with a circular port 54 on the location base 5, the diameter of circular port 54 is greater than the diameter of drill bit 2, the centre of a circle of circular port 54 aligns the axis of rotation of drill bit 2.
The utility model provides a high accuracy reaming fluted drill, through installing location base 5 on panel, then will set up locating lever 4 on location base 5 and insert to the locating hole 3 of drillstock 1 back, can realize the location to the fluted drill to make the fluted drill can aim at the position that needs drilling more accurately, improved the use precision of fluted drill.
In a possible implementation manner, the positioning rod 4 includes a first positioning rod 41 and a second positioning rod 42, the first positioning rod 41 is configured to be disposed in the positioning hole 3, the second positioning rod 42 is configured to be disposed in the annular groove 53, an inner cavity is disposed at a top end of the second positioning rod 42, and the first positioning rod 41 is disposed in the inner cavity. The first positioning rod 41 can move up and down in the inner cavity of the second positioning rod 42, and the length of the positioning rod 4 is adjusted.
In a possible realization, a fine hole 6 is arranged on the side wall of the drill shank 1, and the fine hole 6 is communicated to the positioning hole 3. The fine hole 6 is used for fixing the first positioning rod 41.
In a possible implementation, as shown in fig. 3, a limiting groove 55 is provided on the bottom inner wall of the annular groove 53.
In a possible implementation manner, a clamping edge is disposed at a bottom end of the second positioning rod 42, and the clamping edge is disposed in the limiting groove 55.
The clamping edge is a protruding structure arranged on the side wall of the bottom end of the second positioning rod 42, and is embedded into the limiting groove 55, so that the second positioning rod 42 is not easy to disengage when rotating along the annular groove 53, and therefore, the second positioning rod 42 can rotate along the limiting groove 55 through the limiting groove 55 and the clamping edge.
The utility model provides a high accuracy reaming fluted drill, when using, advance fix a position through location base 5, be about to fix a position on base 5 installs panel, circular port 54 that will fix a position base 5 aligns needs the reaming position, location base 5 can adopt the bolt installation through mounting hole 52, also can install through modes such as glue, installation location base 5 back, 1 preceding terminal surface down with the drill handle of fluted drill, insert first locating lever 41 to fix a position the back and use the bolt to fix first locating lever 41 and drill handle 1 together through pore 6, can accomplish the location of fluted drill, when the fluted drill carries out the reaming, first locating lever 41 can reciprocate in second locating lever 42, the reciprocating of drill bit 2 has been realized, and simultaneously, at the fluted drill rotation in-process, second locating lever 42 can remove in the ring channel 53 of location base 5, make the fluted drill can rotate under the circumstances of connecting location base 5, thereby realize comparatively accurate reaming operation.
It should be noted that, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments or to replace part of the technical features of the embodiments with equivalent ones, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. The utility model provides a high accuracy reaming twist drill, its characterized in that, includes the drill handle and connects drill bit on the terminal surface before the drill handle, the diameter of drill handle is greater than the diameter of drill bit, the symmetry is provided with two locating holes on the preceding terminal surface of drill handle, the locating hole is used for installing the locating lever, the locating lever is installed on the location base, location base both sides are provided with the installation piece, be provided with the mounting hole on the installation piece, be provided with the ring channel on the location base, the locating lever sets up in the ring channel, still be provided with a circular port on the location base, the diameter of circular port is greater than the diameter of drill bit, the centre of a circle of circular port aligns the axis of rotation of drill bit.
2. The twist drill for reaming high precision according to claim 1, wherein the positioning rod comprises a first positioning rod and a second positioning rod, the first positioning rod is used for being arranged in the positioning hole, the second positioning rod is used for being arranged in the annular groove, an inner cavity is arranged at the top end of the second positioning rod, and the first positioning rod is arranged in the inner cavity.
3. The high accuracy reaming twist drill of claim 2, wherein the shank has a side wall with a fine bore therethrough, the fine bore communicating with the pilot bore.
4. The high accuracy reaming twist drill of claim 3, wherein the bottom inner wall of the annular groove is provided with a limiting groove.
5. The high-precision hole-expanding twist drill according to claim 4, wherein a clamping edge is arranged at the bottom end of the second positioning rod, and the clamping edge is arranged in the limiting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221206971.8U CN217913009U (en) | 2022-05-18 | 2022-05-18 | High-precision reaming twist drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221206971.8U CN217913009U (en) | 2022-05-18 | 2022-05-18 | High-precision reaming twist drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217913009U true CN217913009U (en) | 2022-11-29 |
Family
ID=84177621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221206971.8U Active CN217913009U (en) | 2022-05-18 | 2022-05-18 | High-precision reaming twist drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217913009U (en) |
-
2022
- 2022-05-18 CN CN202221206971.8U patent/CN217913009U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217913009U (en) | High-precision reaming twist drill | |
| CN210023871U (en) | Drill bit convenient to installation is dismantled | |
| CN204603385U (en) | Click indexing jig | |
| CN107030309B (en) | Method and device for aligning the center height of a boring bar | |
| CN212664963U (en) | Fan bracket is with drilling lathe that has roll adjustment mechanism | |
| CN207723907U (en) | Multi-functional clamping tooling | |
| CN110370043A (en) | Axial-flow fan blade reverse drawing hole processing clamp and its clamping method | |
| CN206662337U (en) | A kind of hand held punchers that can accurately adjust drilling depth | |
| CN213258483U (en) | Quick equidistant dividing plate | |
| JP2000061712A (en) | Cutting tool holder, and measuring apparatus for knife edge height of the cutting tool | |
| CN208788564U (en) | A kind of lineation device to drill on round bar end face | |
| CN208664076U (en) | Ceramic and glass tile drilling single hole locator | |
| CN207972153U (en) | Inclined hole processing bench drill | |
| CN103447863B (en) | A kind of attachment cap Special drilling tool | |
| CN220659322U (en) | Split type adjustable twist drill | |
| CN211304889U (en) | Correcting device for drill bit of deep hole boring machine | |
| CN213379430U (en) | Electric drill drilling precision control device | |
| CN109967762A (en) | A kind of drilling dedicated tool and its application method | |
| CN216463205U (en) | Industrial design machining frock | |
| CN218082305U (en) | Damper assembling tool | |
| CN215698206U (en) | Electric tool | |
| CN219233983U (en) | Adjustable PCD composite boring cutter | |
| CN218363462U (en) | Aircraft joint part drilling frock | |
| CN219130878U (en) | Chamfering processing drill bit structure for metal plate plane hole | |
| CN219966171U (en) | Cutter for punching holes on machine tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |