CN214291001U - Threaded sleeve drill bit positioning structure - Google Patents
Threaded sleeve drill bit positioning structure Download PDFInfo
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- CN214291001U CN214291001U CN202022901913.4U CN202022901913U CN214291001U CN 214291001 U CN214291001 U CN 214291001U CN 202022901913 U CN202022901913 U CN 202022901913U CN 214291001 U CN214291001 U CN 214291001U
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- 238000005553 drilling Methods 0.000 claims abstract description 61
- 238000009434 installation Methods 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 5
- 230000006978 adaptation Effects 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a thread bushing drill bit positioning structure, which relates to the technical field of drilling tools and solves the technical problem of poor drilling effect of the existing water drill bit in the prior art, comprising a positioning drill bit and an embedded part, wherein the positioning drill bit comprises a hollow drill bit which is provided with an installation part, and the hollow drill bit is detachably arranged on a drill bit clamp through the installation part; a positioning part is arranged in the hollow drill bit, a positioning hole is formed in the position, corresponding to the positioning part, of the embedded part, and the positioning part can be inserted into the positioning hole and rotates relative to the positioning hole; the utility model discloses before drilling, waiting that the drilling position is pre-buried the built-in fitting at the in-process of drilling, location portion through locating hole on the built-in fitting on with the positioning bit mutually supports, and drilling location is accurate on the one hand, and on the other hand drilling process positioning bit rotates steadily and is difficult for taking place the swing, and the drilling quality is showing, and drilling efficiency is high-efficient.
Description
Technical Field
The utility model relates to a drilling tool technical field, concretely relates to thread bush drill bit location structure.
Background
The water bores is an electric tool for drilling, by wide use in current life, and its drill bit of current water bores after through connecting axle extension installation, at the in-process of drilling, and the high-speed rotatory water bores the drill bit and often can appear the swing, can lead to the burr to appear in the hole edge that drills out, influences the drilling quality to current water bores the drill bit at the in-process of drilling, often difficult location, not only influences drilling efficiency, influences the drilling quality moreover.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a thread bushing drill bit positioning structure to solve the technical problem of poor drilling effect of the existing water drill bit in the prior art; the utility model provides a plurality of technical effects that the preferred technical scheme of the technical schemes can produce (the hollow drill bit is arranged as a cylinder structure with one open end, the installation part is arranged at one end of the hollow drill bit far from the open end, the hollow drill bit is firmly installed to ensure the drilling effect, the outer wall of the hollow drill bit is provided with the strip-shaped teeth, the strip-shaped teeth are arranged in a spiral shape to improve the drilling efficiency, the positioning part is arranged as a positioning column, the positioning column is matched with the positioning hole, the swinging phenomenon of the hollow drill bit under high-speed rotation can be effectively reduced when the positioning is accurate, the drilling effect is obvious, the end part of the positioning hole is provided with a chamfer angle to facilitate the positioning during drilling, the installation part is arranged as an installation shaft to be matched with a drill bit clamp, the installation is firm, the disassembly and the assembly are convenient, the clamp is simultaneously suitable for a common water drilling machine, the application range is wide, the embedded part is arranged as a positioning bolt, the positioning bolt is provided with the positioning hole, the processing and manufacturing are convenient; an opening is formed in the end face of the positioning bolt, the positioning bearing is installed in the opening through the clamp spring, and the bearing hole is a positioning hole, so that the hollow drill bit can be prevented from swinging when rotating at a high speed, the loss of the hollow drill bit and the positioning bolt can be reduced, the repeated use can be realized, the service life of the part is long, and the like); see below for details.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a pair of thread bush drill bit location structure, including location drill bit and built-in fitting, the location drill bit includes hollow bit, wherein: the hollow drill bit is provided with an installation part, and the hollow drill bit is detachably arranged on the drill bit clamp through the installation part; the hollow drill bit is internally provided with a positioning part, the position of the embedded part corresponding to the positioning part is provided with a positioning hole, and the positioning part is inserted in the positioning hole and can rotate relative to the positioning hole during drilling.
Preferably, the hollow drill bit is arranged in a cylinder structure with one open end, and the mounting part is arranged at one end of the hollow drill bit far away from the open end.
Preferably, the installation department sets up to the installation axle, the installation axle sets up hollow drill keeps away from open-ended one end, installation axle and drill jig looks adaptation, the axis of installation axle with hollow drill's axis is collinear.
Preferably, the outer wall of the hollow drill bit is uniformly provided with strip-shaped teeth in the circumferential direction.
Preferably, the bar teeth are arranged in a spiral.
Preferably, the positioning part is a positioning column which is arranged along the axial direction of the hollow drill bit.
Preferably, the end of the positioning column is provided with a chamfer.
Preferably, the embedded part comprises a positioning bolt, and the positioning hole is axially arranged on the end face of one end of the head of the positioning bolt.
Preferably, an opening is axially formed in the end face of one end of the screw head of the positioning bolt, a positioning bearing is arranged in the opening, a bearing hole of the positioning bearing is matched with the positioning part, and the positioning hole is formed by the bearing hole.
Preferably, the positioning bearing is fixedly arranged in the opening through a clamping spring.
The utility model provides a pair of thread bush drill bit location structure has following beneficial effect at least:
the threaded sleeve drill bit positioning structure comprises a positioning drill bit and an embedded part, wherein the embedded part is arranged at a position to be drilled before drilling, the embedded part is matched with the positioning drill bit during drilling, positioning is accurate, and the drilling process is stable.
The positioning drill bit comprises a hollow drill bit, an installation part is arranged on the hollow drill bit, the hollow drill bit passes through the installation part which is detachably arranged on the drill bit fixture, and the drill bit is convenient to replace when being firmly installed.
The positioning part is arranged in the hollow drill bit, the position of the embedded part corresponding to the positioning part is provided with a positioning hole, when drilling is carried out, the positioning part is arranged at one end, away from the opening, of the hollow drill bit, and the positioning part and the positioning hole are matched with each other, so that the positioning is accurate on the premise that the hollow drill bit can rotate at a high speed relative to the embedded part.
The utility model discloses before drilling, waiting that the drilling position is pre-buried the built-in fitting at the in-process of drilling, location portion through locating hole on the built-in fitting on with the positioning bit mutually supports, and drilling location is accurate on the one hand, and on the other hand drilling in-process positioning bit rotates steadily to be difficult for taking place the swing, and the drilling quality is showing, and drilling efficiency is high-efficient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the positioning drill of the present invention;
FIG. 3 is a schematic view of another perspective structure of the positioning drill of the present invention;
FIG. 4 is a schematic structural view of another embodiment of the present invention;
FIG. 5 is a schematic structural view of the positioning bearing and the clamp spring of the present invention;
fig. 6 is a schematic structural view of the drill carriage for positioning the thread bush.
Reference numerals
1. Positioning the drill bit; 11. a hollow drill bit; 12. an installation part; 13. a positioning part; 14. a bar-shaped tooth; 2. embedding parts; 21. positioning holes; 22. positioning the bearing; 23. a clamp spring; 3. the trolley can be moved; 4. a water drilling device; 41. a drill chuck.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1
The utility model provides a thread bush drill bit location structure, as shown in fig. 1-3, thread bush drill bit location structure includes location drill bit 1 and built-in fitting 2, and location drill bit 1 includes hollow drill bit 11, is provided with installation department 12 on the hollow drill bit 11, installation department 12 and drill jig 41 looks adaptation, and hollow drill bit 11 passes through installation department 12 demountable installation on drill jig 41.
The hollow drill bit 11 is internally provided with a positioning part 13, the embedded part 2 is provided with a positioning hole 21 at a position corresponding to the positioning part 13, and the positioning part 13 is inserted into the positioning hole 21 and can rotate relative to the positioning hole 21 during drilling.
Before drilling, pre-burying the embedded part 2 at a position to be drilled, and installing the positioning drill bit 1 on the drill bit clamp 41 through the installation part 12, wherein the positioning drill bit 1 rotates at a high speed during drilling, when the positioning drill bit 1 moves to the position where the positioning part 13 corresponds to the positioning hole 21, the positioning drill bit 1 extends out to start drilling, and the positioning part 13 rotates relative to the positioning hole 21 in the drilling process; the utility model discloses a pre-buried built-in fitting 2 that is provided with locating hole 21 in advance mutually supports with location drill bit 1 that is provided with location portion 13, and drilling location is accurate on the one hand, and on the other hand punching process is stable, and difficult swing has effectually guaranteed drilling quality, has improved drilling efficiency.
As an alternative embodiment, as shown in fig. 2 and 3, the hollow drill bit 11 is provided as a cylinder structure with an opening at one end, so that drilling can be realized while positioning is accurate, and the mounting part 12 is provided at one end of the hollow drill bit 11 far away from the opening for positioning the mounting of the drill bit 1.
As an alternative embodiment, the mounting portion 12 is provided as a mounting shaft, the mounting shaft is provided at one end of the hollow drill bit 11 far away from the opening, the mounting shaft is matched with the drill clamp 41, and the axis of the mounting shaft and the axis of the hollow drill bit 11 are in the same straight line.
As an alternative embodiment, as shown in fig. 2, a plurality of strip-shaped teeth 14 are uniformly arranged on the outer wall of the hollow drill bit 11 in the circumferential direction, and the strip-shaped teeth 14 are obliquely arranged.
As an alternative embodiment, as shown in fig. 2, the bar teeth 14 are arranged in a spiral shape to facilitate drilling.
As an alternative embodiment, the positioning portion 13 is provided as a positioning column, which is arranged along the axial direction of the hollow drill 11, and the positioning column is matched with the positioning hole 21.
As an optional implementation manner, the end of the positioning column is provided with a chamfer, so that the positioning column is conveniently aligned with the positioning hole 21 during drilling.
The hollow drill bit 11, the installation shaft and the positioning column are integrally arranged and are manufactured through machine tool machining.
As an alternative embodiment, as shown in fig. 1, the embedded part 2 includes a positioning bolt, a positioning hole 21 is axially disposed on an end surface of one end of a screw head of the positioning bolt, and the positioning hole 21 may be a blind hole or a through hole.
The length of the positioning column, the depth of the positioning hole 21 and the depth of the hollow drill bit 11 of the barrel structure can be set to be various specifications according to actual requirements, and in the process of actual use, the positioning drill bit 1 and the embedded part 2 of corresponding specifications are selected according to field requirements.
The embedded part 2 further comprises a plastic sleeve, the plastic sleeve is provided with an internal thread matched with the positioning bolt, before drilling, the plastic sleeve is embedded firstly, the positioning bolt is connected to the plastic sleeve in a threaded mode, and then drilling can be conducted.
The utility model discloses at the in-process of in-service use, as shown in fig. 6 to thread bush location drilling car is for example, thread bush location drilling car includes the portable dolly 3 with rail train's rail looks adaptation, and portable dolly 3 can be followed the rail and removed, is provided with portable power supply and water drilling device 4 on the portable dolly 3, and water drilling device 4 is along the portable setting on the track of portable dolly 3 of the vertical direction of rail, and water drilling device 4 includes water drilling actuating mechanism and elevating system, water drilling actuating mechanism sets up elevating system is last and can go up and down under elevating system's the drive, water drilling actuating mechanism includes drill jig 41, and location drill bit 1 passes through installation department 12 and installs on drill jig 41, at the in-process of drilling, water drilling actuating mechanism drives location drill bit 1 flexible to carry out drilling operation.
Example 2
Example 2 is based on example 1: an opening is axially formed in the end face of one end of the screw head of the positioning bolt, a positioning bearing 22 is arranged in the opening, a bearing hole of the positioning bearing 22 is matched with the positioning column, and a positioning hole 21 is formed in the bearing hole; in the process of drilling, the positioning column is inserted into the positioning hole 21, and the arrangement of the positioning bearing 22 can effectively reduce the abrasion of the positioning drill bit 1 to the hollow part of the positioning bolt in a high-speed running state, so that the service life of the part is effectively prolonged.
The number of the positioning bearings 22 is set to be plural, and all the positioning bearings 22 are uniformly arranged in the open holes.
As optional implementation mode, the inner wall of trompil is provided with the draw-in groove, the draw-in groove with jump ring looks adaptation, location bearing 22 pass through jump ring 23 fixed setting in the trompil, adopt jump ring 23 installation location bearing 22's mounting means, simple structure, the installation is firm, and occupation space is little, and the dismouting is convenient.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a thread bush drill bit location structure, its characterized in that, includes location drill bit (1) and built-in fitting (2), location drill bit (1) includes core bit (11), wherein:
the hollow drill bit (11) is provided with an installation part (12), and the hollow drill bit (11) is detachably installed on the drill bit fixture through the installation part (12);
the hollow drill bit (11) is internally provided with a positioning part (13), a positioning hole (21) is formed in the position, corresponding to the positioning part (13), of the embedded part (2), and the positioning part (13) is inserted into the positioning hole (21) and can rotate relative to the positioning hole (21) during drilling.
2. The thread bushing drill bit positioning structure according to claim 1, characterized in that the hollow drill bit (11) is provided as a cylinder structure with an opening at one end, and the mounting portion (12) is provided at an end of the hollow drill bit (11) remote from the opening.
3. The thread bushing drill bit positioning structure according to claim 2, wherein the mounting portion (12) is configured as a mounting shaft, the mounting shaft is disposed at an end of the hollow drill bit (11) away from the opening, the mounting shaft is adapted to a drill bit clamp, and an axis of the mounting shaft and an axis of the hollow drill bit (11) are in the same straight line.
4. The thread bushing drill bit positioning structure according to claim 2, characterized in that the outer wall of the hollow drill bit (11) is uniformly provided with strip-shaped teeth (14) in the circumferential direction.
5. The thread bushing drill bit positioning structure of claim 4, characterized in that the bar teeth (14) are arranged in a spiral.
6. The thread bushing drill bit positioning structure according to claim 2, wherein the positioning portion (13) is provided as a positioning column which is provided along an axial direction of the hollow drill bit (11).
7. The threaded sleeve drill bit positioning structure as claimed in claim 6, wherein the end of the positioning column is provided with a chamfer.
8. The threaded sleeve drill bit positioning structure according to claim 1, wherein the embedded part (2) comprises a positioning bolt, and the positioning hole (21) is axially arranged on the end face of one end of the head of the positioning bolt.
9. The thread bushing drill bit positioning structure according to claim 8, wherein an opening is axially formed in an end face of one end of the positioning bolt head, a positioning bearing (22) is arranged in the opening, a bearing hole of the positioning bearing (22) is matched with the positioning part (13), and the bearing hole forms the positioning hole (21).
10. The threaded sleeve drill bit positioning structure according to claim 9, wherein the positioning bearing (22) is fixedly arranged in the open hole by a snap spring (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022901913.4U CN214291001U (en) | 2020-12-04 | 2020-12-04 | Threaded sleeve drill bit positioning structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022901913.4U CN214291001U (en) | 2020-12-04 | 2020-12-04 | Threaded sleeve drill bit positioning structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214291001U true CN214291001U (en) | 2021-09-28 |
Family
ID=77846516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022901913.4U Active CN214291001U (en) | 2020-12-04 | 2020-12-04 | Threaded sleeve drill bit positioning structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214291001U (en) |
-
2020
- 2020-12-04 CN CN202022901913.4U patent/CN214291001U/en active Active
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