CN211440381U - Saw-tooth diamond engineering thin-wall drill bit - Google Patents
Saw-tooth diamond engineering thin-wall drill bit Download PDFInfo
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- CN211440381U CN211440381U CN201922052471.8U CN201922052471U CN211440381U CN 211440381 U CN211440381 U CN 211440381U CN 201922052471 U CN201922052471 U CN 201922052471U CN 211440381 U CN211440381 U CN 211440381U
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- inner blade
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- hole
- thick bamboo
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Abstract
The utility model discloses a saw shape tooth diamond engineering thin wall drill bit relates to hole digger technical field, after aiming at solving present timber and passing through hole digger processing, the billet can be embedded into the inside problem that leads to people to be difficult to take out with it of hole digger, and its technical scheme main points are: the top surface can be dismantled in the brill section of thick bamboo and be connected with the support column, the skew brill section of thick bamboo centre of a circle of support column sets up, support column bottom end fixedly connected with inner blade, the bottom blade of inner blade is the slope setting, the bottom surface of inner blade is the setting of boring a section of thick bamboo the central axis towards the bottom end, the bottom surface top level of inner blade is less than the minimum level of cutting tooth. The utility model discloses a thereby saw shape tooth diamond engineering thin wall drill bit carries out the secondary cutting with timber through interior blade and conveniently takes out the interior billet of hole digger.
Description
Technical Field
The utility model relates to a hole digger technical field, more specifically say, it relates to a saw shape tooth diamond engineering thin wall drill bit.
Background
At present, people need process through the hole digger on various objects, go to process a round hole through the hole digger, and people are higher to the frequency that timber was processed, and people need process a round hole on various timber and use, and present timber passes through the hole digger processing after, the billet can be embedded into inside the hole digger and lead to people to be difficult to take out it.
Therefore, the utility model provides a new technical scheme solves above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a not enough to prior art exists, thereby the utility model provides a thereby carry out secondary cutting with timber through interior blade and conveniently take out saw shape tooth diamond engineering thin wall drill bit of billet in the hole digger.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a saw shape tooth diamond engineering thin wall drill bit, is including boring a section of thick bamboo, the foundation ring integrated into one piece who bores a section of thick bamboo has round cutting tooth, the top surface can be dismantled and is connected with the support column in boring a section of thick bamboo, the skew boring a section of thick bamboo centre of a circle of support column sets up, support column bottom end fixedly connected with inner blade, the bottom blade of inner blade is the slope setting, the bottom surface of inner blade is lower extreme towards boring a section of thick bamboo the central axis setting, the bottom surface of inner blade is the top level and is less than the minimum level of cutting.
Through adopting above-mentioned technical scheme, through setting up support column and inner blade, thereby make at the ligneous in-process of a brill section of thick bamboo cutting, can cut out a billet that is less than a brill section of thick bamboo internal diameter through the inner blade earlier, then go on further cutting with timber through a brill section of thick bamboo, thereby make the round hole that can process out people needs on the timber, and the billet that stops in a brill section of thick bamboo is cyclic annular, people only need through manual mode can take out the annular billet from a brill section of thick bamboo comparatively easily and carry out processing next time, avoid appearing the billet and inlay the condition that is difficult to take out in a brill section of thick bamboo.
The utility model discloses further set up to: the bottom surfaces of the supporting columns are upwards sunken to form caulking grooves for accommodating the inner blades, and the width of each inner blade is larger than or equal to the diameter of each supporting column.
Through adopting above-mentioned technical scheme, through setting up the caulking groove to make interior blade can imbed in the caulking groove, thereby realize dismantling the connection of blade.
The utility model discloses further set up to: the inner blade is provided with a through hole, the support column is provided with a first threaded hole communicated with the through hole, and a bolt penetrating through the through hole and used for fixing the inner blade is connected with the inner thread of the first threaded hole.
Through adopting above-mentioned technical scheme, through setting up through-hole, screw hole one and bolt to make when people need can dismantle the interior blade of connection, people can carry out threaded connection with bolt and screw hole one behind the blade embedding caulking groove, and the bolt can pass the through-hole, thereby realize the fixed of interior blade.
The utility model discloses further set up to: the drill bit is characterized in that a second threaded hole is formed in the top surface of the drill bit, a first threaded block is connected with the inner threads of the second threaded hole, a first threaded block is fixedly connected to the top surface of the first threaded block, the second threaded hole is connected with the first threaded block through complete threads, the lowest end of the bottom surface of the inner blade is arranged towards the central axis of the drill bit, and the highest horizontal height of the bottom surface of the inner blade is lower than the lowest horizontal height of the cutting teeth.
Through adopting above-mentioned technical scheme, through setting up screw hole two, screw thread piece one and spacing dish to when making people need installation support column and interior blade, people can make screw thread piece one carry out threaded connection with screw hole two, thereby realize the dismantlement connection to the support column.
The utility model discloses further set up to: and a rotating button coaxially arranged with the limiting disc is fixedly connected to the top surface of the limiting disc.
Through adopting above-mentioned technical scheme, through setting up the turn button to make people can rotate screw block one through twisting the turn button, make things convenient for people to exert oneself.
The utility model discloses further set up to: the periphery wall of the knob is provided with a plurality of anti-skidding lines.
Through adopting above-mentioned technical scheme, through setting up anti-skidding line to when making people twist the turn button, can increase the frictional force between staff and the turn button through anti-skidding line, prevent to skid.
The utility model discloses further set up to: the drill barrel is characterized in that a third threaded hole is formed in the center of the top surface of the drill barrel, a second threaded block is connected to the third threaded hole in an internal thread mode, a second threaded block is fixedly connected with a second limiting plate, a connecting block is fixedly connected to the second limiting plate, a connecting column is fixedly connected to the center of the top surface of the connecting block, and a centering drill is fixedly connected to the center of the bottom surface of the second threaded block.
Through adopting above-mentioned technical scheme, through setting up the pilot drill to when making this hole digger work, can fix a position and punch through the pilot drill.
The utility model discloses further set up to: the peripheral wall of the drill cylinder is provided with a plurality of chip grooves.
Through adopting above-mentioned technical scheme, through setting up the chip groove to make in the hole digger course of working, can carry out the chip removal through the chip groove.
To sum up, the utility model discloses following beneficial effect has:
through setting up support column and inner blade, thereby make at a brill section of thick bamboo cutting ligneous in-process, can cut out timber earlier through inner blade, cut out a billet that is less than a brill section of thick bamboo internal diameter, then further cut timber through a brill section of thick bamboo, thereby make the round hole that can process out people's needs on the timber, and the billet that stops in a brill section of thick bamboo is cyclic annular, people only need through manual mode can take out the annular billet from a brill section of thick bamboo comparatively easily and carry out next time processing, avoid appearing the billet and inlay the condition that is difficult to take out in a brill section of thick bamboo, work efficiency when having improved people and using this drill bit, make this drill bit possess higher working property.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
fig. 3 is a third schematic structural view of the present invention;
FIG. 4 is an enlarged view of FIG. 3 at A;
fig. 5 is an enlarged view of fig. 3 at B.
In the figure: 1. drilling a barrel; 2. a second limiting disc; 3. connecting blocks; 4. connecting columns; 5. a second threaded hole; 6. a first limiting disc; 7. turning a button; 8. a centering drill; 9. a chip groove; 10. cutting teeth; 11. an inner blade; 12. a second thread block; 13. a support pillar; 14. a third threaded hole; 15. anti-skid lines; 16. a first thread block; 17. caulking grooves; 18. and (4) bolts.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Example (b): a saw tooth diamond engineered thin wall drill bit as shown in figures 1 to 5,
a saw-tooth diamond engineering thin-wall drill bit comprises a drill barrel 1, a circle of cutting teeth 10 are integrally formed on a bottom ring of the drill barrel 1, a threaded hole two 5 is formed in the top surface of the drill barrel 1, the threaded hole two 5 is arranged in a mode of deviating from the circle center of the drill barrel 1, a threaded block one 16 is connected with an internal thread of the threaded hole two 5, a limiting disc one 6 is integrally formed on the top surface of the threaded block one 16, the outer diameter of the limiting disc one 6 is larger than the aperture of the threaded hole two 5, a rotating knob 7 coaxially arranged with the limiting disc one 6 is integrally formed on the top surface of the limiting disc one 6, a plurality of anti-skidding threads 15 are arranged on the outer peripheral wall of the rotating knob 7, a support column 13 is welded on the bottom surface of the threaded block one 16, a caulking groove 17 used for containing an inner blade 11 is formed by upwards sinking the bottom surface of the support column 13, the width of the inner blade 11 is larger than or equal to, the bottom blade of inner blade 11 is the slope setting, the bottom most end of the bottom surface of inner blade 11 sets up towards bore section of thick bamboo 1 the central axis, screw hole two 5 and screw block 16 are when complete threaded connection, the bottom most end of the bottom surface of inner blade 11 sets up towards bore section of thick bamboo 1 the central axis, the top most end level of the bottom surface of inner blade 11 is less than cutting tooth 10 minimum level, bore section of thick bamboo 1 top surface centre of a circle department and offered screw hole three 14, screw hole three 14 internal thread connection has screw block two 12, screw block two 12 integrated into one piece has spacing dish two 2, the external diameter of spacing dish two 2 is greater than the aperture of screw hole three 14, integrated into one piece has connecting block 3 on the spacing dish two 2, connecting column 4 is welded in connecting block 3 top surface centre of a circle department, the welding of screw block two 12 bottom surface centre of a circle department has.
When people need to use the hole digger, people insert the inner blade 11 into the caulking groove 17, people screw the bolt 18 into the first threaded hole, the bolt 18 penetrates through the through hole, so that the inner blade 11 is fixed in the caulking groove 17, then people can screw the knob 7 in a manual mode, the first limiting disc 6 and the first threaded block 16 are driven to rotate through the knob, the first threaded block 16 is screwed into the second threaded hole 5, when the first limiting disc 6 is abutted against the top surface of the drill barrel 1, the first threaded block 16 is completely in threaded connection with the second threaded hole 5, at the moment, the lowest end of the bottom surface of the inner blade 11 faces the central axis of the drill barrel 1, the horizontal height of the highest bottom surface of the inner blade 11 is lower than the lowest horizontal height of the cutting teeth 10, then people screw the connecting block 3 in a manual mode, and the connecting block 3 drives the second limiting disc 2 and the second threaded block 12 to rotate, until the second limiting disc 2 is abutted against the top surface of the drill barrel 1, the second threaded block 12 is in complete threaded connection with the third threaded hole 14, then people connect the connecting column 4 with an electric drill, and further the hole opener is used for opening holes in wood, in the hole opener hole opening process, the electric drill drives the connecting column 4 to rotate, the connecting column 4 drives the connecting block 3, the second threaded block 12 and the drill barrel 1 to rotate, the drill barrel 1 drives the cutting teeth 10 to rotate, the drill barrel 1 also drives the first threaded block 16 to rotate, the first threaded block 16 drives the inner blade 11 to rotate through the supporting column 13, the lowest end of the inner blade 11 firstly processes the wood, as the cutting depth of the inner blade 11 is increased, the uppermost end of the bottom surface of the inner blade 11 also starts to cut the wood, then as the cutting depth is increased, the wood is processed through the cutting teeth 10 on the drill barrel 1, and in the hole opener processing process, the bottom surface of interior blade 11 can run through a round hole of wood working earlier in the lower extreme, then the aperture of the round hole is further enlarged to the top of interior blade 11 again, bore section of thick bamboo 1 and cutting tooth 10 at last and cut timber, thereby make and have an annular billet and a cylindric billet in the section of thick bamboo 1 of boring, and two coaxial settings of billet, and the external diameter of cylindric billet is less than the internal diameter of annular billet, thereby make cylindric billet in the middle of the hole digger drop through the dead weight comparatively easily down, and annular billet people only need can be with taking out through manual mode, thereby after making timber pass through the hole digger processing, make things convenient for the billet to take out from the hole digger.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a saw shape tooth diamond engineering thin wall drill bit, includes bores a section of thick bamboo (1), the foundation ring integrated into one piece of brill section of thick bamboo (1) has round cutting tooth (10), its characterized in that: the drill cylinder is characterized in that a supporting column (13) is detachably connected to the inner top surface of the drill cylinder (1), the supporting column (13) deviates from the center of the drill cylinder (1), an inner blade (11) is fixedly connected to the bottom end of the supporting column (13), a bottom blade of the inner blade (11) is obliquely arranged, the bottom surface of the inner blade (11) is arranged towards the central axis of the drill cylinder (1), and the uppermost horizontal height of the bottom surface of the inner blade (11) is lower than the lowest horizontal height of the cutting teeth (10).
2. The saw-tooth diamond engineered thin-walled drill bit of claim 1, wherein: the bottom surface of the supporting column (13) is upwards sunken to form a caulking groove (17) for accommodating the inner blade (11), and the width of the inner blade (11) is larger than or equal to the diameter of the supporting column (13).
3. The saw-tooth diamond engineered thin-walled drill bit of claim 2, wherein: the inner blade (11) is provided with a through hole, the support column (13) is provided with a first threaded hole communicated with the through hole, and the first threaded hole is internally threaded with a bolt (18) which penetrates through the through hole and is used for fixing the inner blade (11).
4. The saw-tooth diamond engineered thin-walled drill bit of claim 3, wherein: the top surface of the drill barrel (1) is provided with a second threaded hole (5), the second threaded hole (5) is in threaded connection with a first threaded block (16), and the top surface of the first threaded block (16) is fixedly connected with a first limiting disc (6).
5. The saw-tooth diamond engineered thin-walled drill bit of claim 4, wherein: the top surface of the first limiting disc (6) is fixedly connected with a rotating button (7) which is coaxially arranged with the first limiting disc.
6. The saw-tooth diamond engineered thin-walled drill bit of claim 5, wherein: the periphery wall of the rotating button (7) is provided with a plurality of anti-skidding lines (15).
7. The saw-tooth diamond engineered thin-walled drill bit of claim 1, wherein: bore a section of thick bamboo (1) top surface centre of a circle department and seted up screw hole three (14), screw hole three (14) female connection has screw block two (12), screw block two (12) spacing dish two (2) of fixedly connected with, fixedly connected with connecting block (3) on spacing dish two (2), connecting block (3) top surface centre of a circle department fixedly connected with spliced pole (4), screw block two (12) bottom surface centre of a circle department fixedly connected with centering brill (8).
8. The saw-tooth diamond engineered thin-walled drill bit of claim 1, wherein: the peripheral wall of the drilling cylinder (1) is provided with a plurality of chip grooves (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922052471.8U CN211440381U (en) | 2019-11-25 | 2019-11-25 | Saw-tooth diamond engineering thin-wall drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922052471.8U CN211440381U (en) | 2019-11-25 | 2019-11-25 | Saw-tooth diamond engineering thin-wall drill bit |
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| Publication Number | Publication Date |
|---|---|
| CN211440381U true CN211440381U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922052471.8U Active CN211440381U (en) | 2019-11-25 | 2019-11-25 | Saw-tooth diamond engineering thin-wall drill bit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115958421A (en) * | 2023-03-16 | 2023-04-14 | 莱阳莱动油泵油嘴有限公司 | Lathe for central hole of plunger sleeve of oil pump oil nozzle |
-
2019
- 2019-11-25 CN CN201922052471.8U patent/CN211440381U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115958421A (en) * | 2023-03-16 | 2023-04-14 | 莱阳莱动油泵油嘴有限公司 | Lathe for central hole of plunger sleeve of oil pump oil nozzle |
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