CN213195762U - Manual lateral drilling tool - Google Patents
Manual lateral drilling tool Download PDFInfo
- Publication number
- CN213195762U CN213195762U CN202022094658.7U CN202022094658U CN213195762U CN 213195762 U CN213195762 U CN 213195762U CN 202022094658 U CN202022094658 U CN 202022094658U CN 213195762 U CN213195762 U CN 213195762U
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- drill bit
- drilling tool
- feeding piece
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Abstract
The utility model provides a manual side direction drilling tool, include: the positioning seat, with the feeding piece of positioning seat threaded connection, with the first spanner of feeding piece connection, the cutter holder of rotating installation at feeding piece tip, the drill bit of being connected with the cutter holder and the second spanner of being connected with the cutter holder, the direction of feeding piece is unanimous with the axial of drill bit. The utility model discloses in the use, both hands cooperate, rotate cutter holder and drill bit through the second spanner, realize the cutting action of drill bit, rotate through first spanner and feed the piece, realize feeding of drill bit and move, drill hole on the lateral wall of narrow groove until accomplishing. The utility model discloses a manual side direction drilling tool can have the interference in the lathe, or under the condition that lacks the instrument such as maintenance scene, drills on the lateral wall of narrow groove through manual mode.
Description
Technical Field
The utility model relates to a drilling tool field especially relates to a manual side direction drilling tool.
Background
To achieve drilling in the side wall of a narrow slot, it is conditional to use a miniature angle head or the like on the machine tool, but it is difficult to drill such a side wall hole if there is interference with the machine tool or if there is a lack of tools at the maintenance site or the like.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, one technical problem to be solved by the present invention is to provide a manual lateral drilling tool capable of realizing manual drilling on the side wall of a narrow groove.
In order to solve the technical problem, the utility model provides a manual side direction drilling tool, include: the positioning seat, with the feeding piece of positioning seat threaded connection, with the first spanner of feeding piece connection, the cutter holder of rotation installation in feeding piece tip, the drill bit of being connected with the cutter holder and the second spanner of being connected with the cutter holder, the direction of feeding piece is unanimous with the axial of drill bit.
Preferably, the end part of the positioning seat extends outwards to form a flange.
Preferably, a threaded hole is formed in the positioning seat, and an external thread part matched with the threaded hole is arranged on the feeding piece.
Preferably, the first wrench comprises a first handle and a first opening arranged at the end of the first handle, and the end of the feeding member is provided with a first outer hexagon matched with the first opening.
Preferably, the feeding piece is provided with a shaft hole, an angular contact ball bearing is installed in the shaft hole, a retainer ring is installed at the end part of the shaft hole, and the angular contact ball bearing is sleeved on the tool holder.
Furthermore, the end part of the tool holder penetrates through an angular contact ball bearing and is locked with the angular contact ball bearing through a locking nut.
Preferably, the second wrench is an internal hexagonal ratchet wrench, and the end of the tool holder is provided with a second external hexagonal part.
Preferably, the tool holder is provided with a mounting hole and a tool pressing screw hole, the tool pressing screw hole and the mounting hole are staggered, the mounting hole is a through hole, the shank of the drill bit is inserted into the mounting hole, and a tool pressing screw is arranged in the tool pressing screw hole.
Furthermore, the handle part of the drill bit is a side fixing handle, and a section of plane parallel to the axis of the drill bit is processed on the side fixing handle.
As described above, the utility model discloses a manual side direction drilling tool has following beneficial effect:
by adopting the manual lateral drilling tool of the utility model, the whole tool is firstly placed into the narrow groove, the positioning seat is contacted with the side wall opposite to the side wall to be drilled, the feeding piece is rotated by the first wrench, so that the feeding piece drives the tool holder and the drill bit to feed towards the side wall to be drilled until the tip part of the drill bit is propped against the part to be drilled, and the whole tool is fixed between the two side walls of the narrow groove by means of the pretightening force after the drill bit is propped against the side walls and the friction force between the positioning seat and the side walls; both hands cooperate, rotate cutter holder and drill bit through the second spanner, realize the cutting action of drill bit, continue to rotate the feeding piece through first spanner, realize the feeding action of drill bit, drill hole on the lateral wall of narrow groove until the completion. Use the utility model discloses a manual side direction drilling tool can have at the lathe and interfere, or under the condition that lacks the instrument such as maintenance scene, drill on the lateral wall of narrow groove through manual mode. The utility model discloses can separately go on feeding and two rotatory processes of drill bit, be convenient for adjust feed volume and drilling speed to the narrow groove lateral wall of difference to reduce the possibility of drill bit fracture and drilling fracture, realize better drilling effect.
Drawings
Fig. 1 is a front view of a manual lateral drilling tool according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a manual lateral drilling tool according to an embodiment of the present invention;
fig. 3 is a schematic diagram of an embodiment of the present invention showing an operating state of the manual lateral drilling tool.
Description of the reference numerals
1 positioning seat
101 threaded hole
110 flange
2 feeding member
201 first outer hexagonal part
3 tool holder
310 lock nut
301 second outside hexagonal part
302 mounting hole
303 press cutter screw hole
4 drill bit
401 plane
5 narrow groove
6 angular contact ball bearing
7 check ring
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve.
As shown in fig. 1-3, the present invention provides a manual lateral drilling tool, comprising: the device comprises a positioning seat 1, a feeding piece 2 in threaded connection with the positioning seat 1, a first wrench (not shown in the figure) connected with the feeding piece 2, a tool holder 3 rotatably installed at the end part of the feeding piece 2, a drill bit 4 connected with the tool holder 3 and a second wrench (not shown in the figure) connected with the tool holder 3, wherein the feeding direction of the feeding piece 2 is consistent with the axial direction of the drill bit 4.
By adopting the manual lateral drilling tool of the utility model, the whole tool is firstly placed into the narrow groove 5, the positioning seat 1 is contacted with the side wall opposite to the side wall to be drilled, the feeding piece 2 is rotated by the first wrench, so that the feeding piece 2 drives the tool holder 3 and the drill bit 4 to feed towards the side wall to be drilled until the tip part of the drill bit 4 is propped against the position to be drilled, and the whole tool is fixed between the two side walls of the narrow groove 5 by virtue of the pretightening force after the drill bit 4 is propped against the side walls and the friction force between the positioning seat 1 and the side walls; both hands cooperate, rotate cutter holder 3 and drill bit 4 through the second spanner, realize the cutting action of drill bit 4, continue to rotate feed member 2 through first spanner, realize the feeding action of drill bit 4, drill hole on the lateral wall of narrow groove 5 until the completion. Use the utility model discloses a manual side direction drilling tool can have at the lathe and interfere, or under the condition that lacks the instrument such as maintenance scene, drill on the lateral wall of narrow groove 5 through manual mode.
As shown in fig. 1 and 3, as a preferred embodiment, in order to increase the contact area between the positioning socket 1 and the side wall of the narrow groove 5, the end of the positioning socket 1 in this embodiment extends outward to form a flange 110, so that the whole tool can be more stably positioned between the two side walls of the narrow groove 5.
As shown in fig. 1, as a preferred embodiment, a threaded hole 101 is formed in the positioning seat 1 in the present embodiment, and an external threaded portion matched with the threaded hole 101 is provided on the feeding member 2, so that the feeding action of rotating the feeding member 2 is more stable, the centering performance is better, the drilling accuracy is improved, the axial dimension of the whole tool is reduced, and the tool can be applied to a narrow groove 5 with a smaller space.
As shown in fig. 2, as a preferred embodiment, in order to connect the feeding member 2 with the first wrench, the first wrench in this embodiment comprises a first handle and a first opening arranged at the end of the first handle, and the end of the feeding member 2 is provided with a first outer hexagonal part 201 matching with the first opening.
As shown in fig. 1, in order to rotatably mount the tool holder 3 on the end of the feeding member 2, as a preferred embodiment, the feeding member 2 in this embodiment is provided with an axial hole, an angular ball bearing 6 is mounted in the axial hole, a retaining ring 7 is mounted on the end of the axial hole, and the angular ball bearing 6 is sleeved on the tool holder 3. Specifically, the angular contact ball bearings 6 are installed in pairs in a back-to-back mode, so that a large fulcrum span is obtained in a limited space, and meanwhile the retainer ring 7 plays a limiting role in the angular contact ball bearings 6, so that the whole installation structure is more stable in drilling.
Specifically, the end of the holder 3 in the present embodiment protrudes through the angular ball bearing 6, and is locked with the angular ball bearing 6 by the lock nut 310. The lock nut 310 has a limiting function on the tool holder 3, so that the connection between the tool holder 3 and the angular contact ball bearing 6 is more stable, and the tool holder 3 is prevented from slipping.
As shown in fig. 2, as a preferred embodiment, in order to connect the holder 3 to a second wrench, the second wrench in this embodiment is a ratchet wrench with an inner hexagon, and the end of the holder 3 is provided with a second outer hexagon 301.
As shown in fig. 1 and 2, as a preferred embodiment, in order to connect the drill 4 and the tool holder 3, the tool holder 3 of the present embodiment is provided with a mounting hole 302 and a pressing tool screw hole 303, the pressing tool screw hole 303 intersects with the mounting hole 302, the shank of the drill 4 is inserted into the mounting hole 302, and a pressing tool screw is provided in the pressing tool screw hole 303, and the shank of the drill 4 is pressed by the pressing tool screw, so that the drill 4 is prevented from slipping. Specifically, the cutter pressing screw hole 303 is formed in one edge of the second outer hexagonal part 301, the mounting hole 302 is a through hole, the handle part of the drill bit 4 is a side fixing handle, and a section of plane 401 parallel to the axis of the drill bit 4 is formed in the side fixing handle, so that the extending length of the drill bit 4 can be conveniently adjusted.
A specific use of a manual lateral drilling tool in this embodiment includes the steps of:
during drilling, a drill bit 4 with a side fixing handle is arranged in a mounting hole 302 of the tool holder 3 and is tightly pressed by a cutter pressing screw, a second wrench is sleeved on the second outer hexagonal part 301, the bottom surface of the positioning seat 1 is supported on the side wall opposite to the side wall to be drilled, the feeding piece 2 is rotated by the first wrench, so that the drill tip of the drill bit 4 is propped against the position to be drilled, and friction force is generated between the drill tip and the bottom surface of the positioning seat 1 by means of the propping pre-tightening force of the drill tip of the drill bit 4 so as to fix the tool. Both hands cooperate, rotate cutter holder 3 and drill bit 4 through the second spanner, realize the cutting action of drill bit 4, continue to rotate feed member 2 through first spanner, realize the feeding action of drill bit 4, drill hole on the lateral wall of narrow groove 5 until the completion.
The utility model has smaller axial size, thus being applicable to narrower space, and because the rolling bearing is adopted to support the tool holder 3, the friction force caused by cutting force is smaller, and the use is more labor-saving; the utility model discloses a small and exquisite portable hand tool can be carried to the scene by the workman and realize processing.
The utility model discloses can separately go on feeding and two rotatory processes of drill bit 4, be convenient for adjust feed amount and drilling speed to 5 lateral walls of narrow groove of difference to reduce 4 fracture of drill bit and the possibility of drilling fracture, realize better drilling effect.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. A manual lateral drilling tool, comprising: the positioning seat, with the feeding piece of positioning seat threaded connection, with the first spanner of feeding piece connection, the cutter holder of rotation installation in feeding piece tip, the drill bit of being connected with the cutter holder and the second spanner of being connected with the cutter holder, the direction of feeding piece is unanimous with the axial of drill bit.
2. The manual lateral drilling tool of claim 1, wherein: the end part of the positioning seat extends outwards to form a flange.
3. The manual lateral drilling tool of claim 1, wherein: the positioning seat is provided with a threaded hole, and the feeding piece is provided with an external thread part matched with the threaded hole.
4. The manual lateral drilling tool of claim 1, wherein: the first wrench comprises a first handle and a first opening arranged at the end part of the first handle, and the end part of the feeding piece is provided with a first outer hexagonal part matched with the first opening.
5. The manual lateral drilling tool of claim 1, wherein: the feeding piece is provided with a shaft hole, an angular contact ball bearing is installed in the shaft hole, a check ring is installed at the end part of the shaft hole, and the angular contact ball bearing is sleeved on the cutter holder.
6. The manual lateral drilling tool of claim 5, wherein: the end part of the tool holder penetrates out of the angular contact ball bearing and is locked with the angular contact ball bearing through a locking nut.
7. The manual lateral drilling tool of claim 1, wherein: the second wrench is a ratchet wrench with an inner hexagon, and the end part of the tool holder is provided with a second outer hexagon part.
8. The manual lateral drilling tool of claim 1, wherein: the tool holder is provided with a mounting hole and a tool pressing screw hole, the tool pressing screw hole and the mounting hole are staggered, the mounting hole is a through hole, the shank of the drill bit is inserted into the mounting hole, and a tool pressing screw is arranged in the tool pressing screw hole.
9. The manual lateral drilling tool of claim 8, wherein: the handle part of the drill bit is a side fixing handle, and a section of plane parallel to the axis of the drill bit is processed on the side fixing handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022094658.7U CN213195762U (en) | 2020-09-22 | 2020-09-22 | Manual lateral drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022094658.7U CN213195762U (en) | 2020-09-22 | 2020-09-22 | Manual lateral drilling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213195762U true CN213195762U (en) | 2021-05-14 |
Family
ID=75823332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022094658.7U Active CN213195762U (en) | 2020-09-22 | 2020-09-22 | Manual lateral drilling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213195762U (en) |
-
2020
- 2020-09-22 CN CN202022094658.7U patent/CN213195762U/en active Active
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