CN211387009U - Drilling machine auxiliary tool for machining small hole with large depth - Google Patents
Drilling machine auxiliary tool for machining small hole with large depth Download PDFInfo
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- CN211387009U CN211387009U CN201922222398.4U CN201922222398U CN211387009U CN 211387009 U CN211387009 U CN 211387009U CN 201922222398 U CN201922222398 U CN 201922222398U CN 211387009 U CN211387009 U CN 211387009U
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- cutter bar
- positioning
- drill bit
- drilling machine
- straight shank
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Abstract
The utility model provides a drilling machine auxiliary tool for processing small holes with larger depth, which comprises a cutter bar, a locking screw, a straight shank drill bit and a positioning component; the upper end of the cutter bar is connected with a Morse reducing sleeve of a main shaft of the drilling machine, and the bottom of the cutter bar is provided with a clamping groove corresponding to the straight shank drill bit and used for mounting the straight shank drill bit; the positioning assembly is connected with the cutter bar and used for positioning the position of punching; one side of the cutter bar close to the bottom is provided with a screw hole for installing a locking screw; the straight shank drill bit is used for processing small holes. A drilling machine assistive device for the great aperture of depth of working simple structure, economical and practical, application scope is wide, production efficiency is high, long service life, convenient operation can satisfy the production requirement.
Description
Technical Field
The utility model belongs to the technical field of the machining, especially, relate to a drilling machine assists utensil for the great aperture of depth of working.
Background
The existing taper shank drill bits suitable for drilling machines to process small holes with large depth (less than 10.2 mm) are few, and the clamping requirement can be met only by butting the Morse reducing sleeves for multiple times, so that the existing taper shank drill bits are inconvenient, high in production cost and incapable of meeting the production requirement of high cost performance. The auxiliary tool is needed to meet the requirements of machining small holes with large depth by using a common drill bit, the cost of the cutter is low, the machining range is wide, and the production requirement of high cost performance is met.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides an auxiliary tool for a drilling machine, which is used to process a small hole with a large depth, to overcome the above-mentioned drawbacks of the prior art.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a drilling machine auxiliary tool for processing small holes with large depth comprises a cutter bar, a locking screw, a straight shank drill bit and a positioning assembly;
the upper end of the cutter bar is connected with a Morse reducing sleeve of a main shaft of the drilling machine, and the bottom of the cutter bar is provided with a clamping groove corresponding to the straight shank drill bit and used for mounting the straight shank drill bit; the positioning assembly is connected with the cutter bar and used for positioning the position of punching;
one side of the cutter bar close to the bottom is provided with a screw hole for installing a locking screw;
the straight shank drill bit is used for processing small holes.
Furthermore, the positioning assembly comprises a positioning plate, a fixing rod, a positioning rod, a first nut and a second nut;
one end of the positioning plate is provided with a mounting hole, and an internal thread is arranged in the mounting hole; the fixed rod is in threaded connection with the positioning plate;
a long rectangular hole is formed in the middle of the positioning plate; the upper part of the positioning rod is provided with an external thread; the positioning rod penetrates through the long rectangular hole and is fixed with the positioning plate through a first nut and a second nut; the first nut is positioned below the positioning plate, and the second nut is positioned above the positioning plate;
the cutter bar is arranged in the long rectangular hole;
the long rectangular hole is used for adjusting the horizontal displacement of the positioning rod, and the thread on the upper part of the positioning rod is used for adjusting the vertical displacement of the positioning rod.
Furthermore, the upper surface of the positioning plate is also provided with scales.
Further, the upper end of the cutter bar is provided with an installation part, the middle part of the cutter bar is provided with a fixing part with a trapezoidal cross section, and the lower end of the cutter bar is provided with a cylindrical connecting part; the mounting part and the fixing part are used for fixing the cutter bar on a main shaft of a drilling machine; the connecting part is used for connecting the straight shank drill bit.
Further, the width of the mounting part is smaller than that of the upper surface of the fixing part; the diameter of the connecting part is smaller than the width of the lower surface of the fixing part.
Furthermore, the outer surface of the connecting part close to the lower end is provided with anti-skid threads.
Further, the length of the cutter bar corresponds to the depth of the drilled hole.
Compared with the prior art, the utility model discloses following advantage has:
the tool can be used for common drill bits, so that the common drill bits meet the requirements of machining small holes with large depth, the tool cost is low, the machining range is wide, and the production requirement of high cost performance is met; the auxiliary tool is simple in structure, economical, practical, wide in application range, high in production efficiency, long in service life and convenient to operate, and can meet production requirements.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic front view of a drilling machine auxiliary tool for processing small holes with large depth according to an embodiment of the present invention.
Fig. 2 is a schematic view of a drilling machine auxiliary tool without a positioning assembly according to an embodiment of the present invention.
Fig. 3 is a schematic view of a positioning assembly according to an embodiment of the present invention.
Description of reference numerals:
1. a cutter bar; 2. locking the screw; 3. a straight shank drill bit; 4. drilling a spindle; 5. a workpiece; 6. positioning a plate; 7. positioning a rod; 8. a first nut; 9. a second nut; 10. and (5) fixing the rod.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1, an auxiliary tool of a drilling machine for processing small holes with large depth comprises a tool bar 1, a locking screw 2, a straight shank drill bit 3 and a positioning assembly;
as shown in fig. 2, the upper end of the cutter bar 1 is connected with a morse reducing sleeve of a drilling machine spindle 4, and the bottom of the cutter bar is provided with a clamping groove corresponding to the straight shank drill bit 3 for clamping the straight shank drill bit 3; the positioning assembly is connected with the cutter bar 1 and used for positioning the position of punching;
a screw hole is formed in one side, close to the bottom, of the cutter bar 1 and used for installing a locking screw 2; the screw hole is communicated with the clamping groove; the length of the locking screw 2 is greater than that of the screw hole;
the straight shank drill 3 is used for processing small holes.
As shown in fig. 3, further, the positioning assembly includes a positioning plate 6, a fixing rod 10, a positioning rod 7, a first nut 8, and a second nut 9;
one end of the positioning plate 6 is provided with a mounting hole, and an internal thread is arranged in the mounting hole; the fixed rod 10 is in threaded connection with the positioning plate 6;
a long rectangular hole is formed in the middle of the positioning plate 6; the upper part of the positioning rod 7 is provided with an external thread; the positioning rod 7 penetrates through the long rectangular hole and is fixed with the positioning plate 6 through a first nut 8 and a second nut 9; the first nut 8 is positioned below the positioning plate 6, and the second nut 9 is positioned above the positioning plate 6;
the cutter bar 1 is arranged in the long rectangular hole;
the long rectangular hole is used for adjusting the horizontal displacement of the positioning rod 7, and the thread on the upper part of the positioning rod 7 is used for adjusting the vertical displacement of the positioning rod 7.
The upper surface of the positioning plate 6 is also provided with scales. The scale is used to determine the hole spacing.
The upper end of the cutter bar 1 is an installation part, the middle part of the cutter bar is a fixing part with a trapezoidal cross section, and the lower end of the cutter bar is a cylindrical connecting part; the mounting part and the fixing part are used for fixing the cutter bar 1 on a main shaft 4 of a drilling machine; the connecting part is used for connecting the straight shank drill bit 3.
The width of the mounting part is smaller than that of the upper surface of the fixing part; the diameter of the connecting part is smaller than the width of the lower surface of the fixing part.
The outer surface of the connecting part close to the lower end is provided with anti-skid threads. The assistive device is conveniently held when the straight shank drill 33 is detached.
The length of the cutter bar 1 corresponds to the depth of the drilled hole.
As shown in figure 1, one end of a cutter bar 1 is connected with a Morse reducing sleeve of a main shaft of a drilling machine, and a straight shank drill 3 with the diameter less than 10.2 is connected with the cutter bar 1 into a whole by a locking screw 2. Before a workpiece is machined, a proper cutter bar 1 is selected to be connected with a Morse reducing sleeve of a main shaft of a drilling machine according to the position and depth of a workpiece to be drilled, and a straight shank drill bit 3 is connected with the cutter bar 1 into a whole through a locking screw 2 and can be machined.
During actual work, the fixed rod is fixed in the drilled hole, and the distance between the positioning rod and the fixed rod is adjusted to enable the distance between the positioning rod and the fixed rod to be equal to the sum of the distances between the two holes; the cutter bar is arranged in the long rectangular hole, and the distance between the cutter bar and the fixed rod is equal to the distance between the holes; the diameter of the cutter rod is smaller than the width of the long rectangular hole; when punching, the cutter bar moves without influencing the positioning plate.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a drilling machine assistive device for processing great aperture of degree of depth which characterized in that: comprises a cutter bar (1), a locking screw (2), a straight shank drill bit (3) and a positioning component;
the upper end of the cutter bar (1) is connected with a Morse reducing sleeve of a drilling machine spindle (4), and the bottom of the cutter bar is provided with a clamping groove corresponding to the straight shank drill bit (3) for mounting the straight shank drill bit (3); the positioning assembly is connected with the cutter bar (1) and is used for positioning the punching position;
a screw hole is formed in one side, close to the bottom, of the cutter bar (1) and used for installing a locking screw (2);
the straight shank drill bit (3) is used for processing small holes.
2. The drill press auxiliary tool for machining the small hole with the large depth as claimed in claim 1, wherein: the positioning assembly comprises a positioning plate (6), a fixing rod (10), a positioning rod (7), a first nut (8) and a second nut (9);
one end of the positioning plate (6) is provided with a mounting hole, and an internal thread is arranged in the mounting hole; the fixed rod (10) is in threaded connection with the positioning plate (6);
the middle part of the positioning plate (6) is provided with a long rectangular hole; the upper part of the positioning rod (7) is provided with an external thread; the positioning rod (7) penetrates through the long rectangular hole and is fixed with the positioning plate (6) through a first nut (8) and a second nut (9); the first nut (8) is positioned below the positioning plate (6), and the second nut (9) is positioned above the positioning plate (6);
the cutter bar (1) is arranged in the long rectangular hole;
the long rectangular hole is used for adjusting the horizontal displacement of the positioning rod (7), and the thread on the upper part of the positioning rod (7) is used for adjusting the vertical displacement of the positioning rod (7).
3. The drill press auxiliary tool for machining the small hole with the large depth as claimed in claim 2, wherein: the upper surface of the positioning plate (6) is also provided with scales.
4. The drill press auxiliary tool for machining the small hole with the large depth as claimed in claim 1, wherein: the upper end of the cutter bar (1) is provided with an installation part, the middle part of the cutter bar is provided with a fixing part with a trapezoidal cross section, and the lower end of the cutter bar is provided with a cylindrical connecting part; the mounting part and the fixing part are used for fixing the cutter bar (1) on a main shaft (4) of a drilling machine; the connecting part is used for connecting the straight shank drill bit (3).
5. The drill press auxiliary tool for machining the small hole with the large depth as claimed in claim 4, wherein: the width of the mounting part is smaller than that of the upper surface of the fixing part; the diameter of the connecting part is smaller than the width of the lower surface of the fixing part.
6. The drill press auxiliary tool for machining the small hole with the large depth as claimed in claim 5, wherein: the outer surface of the connecting part close to the lower end is provided with anti-skid threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922222398.4U CN211387009U (en) | 2019-12-12 | 2019-12-12 | Drilling machine auxiliary tool for machining small hole with large depth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922222398.4U CN211387009U (en) | 2019-12-12 | 2019-12-12 | Drilling machine auxiliary tool for machining small hole with large depth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211387009U true CN211387009U (en) | 2020-09-01 |
Family
ID=72214319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922222398.4U Active CN211387009U (en) | 2019-12-12 | 2019-12-12 | Drilling machine auxiliary tool for machining small hole with large depth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211387009U (en) |
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2019
- 2019-12-12 CN CN201922222398.4U patent/CN211387009U/en active Active
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