CN109267941B - Mining drill bit with shock-absorbing function - Google Patents
Mining drill bit with shock-absorbing function Download PDFInfo
- Publication number
- CN109267941B CN109267941B CN201811090705.1A CN201811090705A CN109267941B CN 109267941 B CN109267941 B CN 109267941B CN 201811090705 A CN201811090705 A CN 201811090705A CN 109267941 B CN109267941 B CN 109267941B
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- China
- Prior art keywords
- drill bit
- groove
- mounting
- bolt
- bit body
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- 238000005065 mining Methods 0.000 title claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 35
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 230000035939 shock Effects 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 abstract description 9
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
- E21B17/076—Telescoping joints for varying drill string lengths; Shock absorbers between rod or pipe and drill bit
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a mining drill bit with a damping function, which comprises a drill bit body, a second fixed shaft, a mounting sleeve and a bolt, wherein the top end of the drill bit body is fixedly provided with the first fixed shaft, the outer surface of the first fixed shaft is provided with a limiting plate, the second fixed shaft is fixedly arranged at the top end of the first fixed shaft, the second fixed shaft is provided with a connecting groove, the mounting sleeve is arranged on the outer side of the drill bit body, the inside of the mounting sleeve is provided with a limiting groove, a first mounting groove is arranged above the limiting groove, the bolt is mutually connected with the connecting groove, and the bolt penetrates through the connecting groove and is mutually connected with a nut through the mounting sleeve. This drill bit for mining with shock-absorbing function, the drill bit body carry out fixed mounting back with the installation sleeve, and when the installation sleeve drove the drill bit body and carries out the breakage to the ore, the drill bit body ran flexible operation on the installation sleeve to reduce the vibrations that the drill bit body produced when carrying out the breakage to the ore.
Description
Technical Field
The invention relates to the technical field of drill bits, in particular to a mining drill bit with a damping function.
Background
The drill bit is a tool for crushing or drilling harder objects, and effectively enables mining equipment to crush ores through high-speed rotation of the drill bit.
Common drill bit for mining in the existing market, when carrying out crushing work to the ore, this drill bit for mining does not possess the absorbing function to make the life of this drill bit for mining reduce, the number of times of changing the drill bit increases, carries out the innovative design to above-mentioned problem on the basis of original drill bit for mining.
Disclosure of Invention
The invention aims to provide a mining drill bit with a damping function, and aims to solve the problems that the mining drill bit provided by the background technology does not have the damping function when crushing ores, so that the service life of the mining drill bit is shortened, and the frequency of replacing the drill bit is increased.
In order to achieve the purpose, the invention provides the following technical scheme: a mining drill bit with a damping function comprises a drill bit body, a second fixing shaft, an installation sleeve and a bolt, wherein the top end of the drill bit body is fixedly provided with the first fixing shaft, the outer surface of the first fixing shaft is provided with a limiting plate, the upper surface of the limiting plate is fixedly provided with a first spring, the second fixing shaft is fixedly arranged at the top end of the first fixing shaft, the second fixing shaft is provided with a connecting groove, the installation sleeve is arranged on the outer side of the drill bit body, the inside of the installation sleeve is provided with a limiting groove, the limiting groove is connected with the limiting plate, a first installation groove is arranged above the limiting groove and is arranged inside the installation sleeve, the first installation groove is connected with the second fixing shaft, the bolt is connected with the connecting groove, and the bolt penetrates through the connecting groove and the installation sleeve to be connected with the nut, the surface and the connecting block interconnect of bolt, and the connecting block is located the inside of spread groove, the upper surface of connecting block is provided with the installation piece, and the installation piece is located the inside of second mounting groove, the second mounting groove sets up inside the top of second fixed axle, and the internally mounted of second mounting groove has the second spring to second spring and installation piece fixed connection.
Preferably, the number of the limiting plates is four, and the 4 limiting plates are distributed on the first fixed shaft at equal angles.
Preferably, the limiting plate forms a telescopic structure with the mounting sleeve through the limiting groove and the first spring, and the limiting plate and the first fixing shaft are of an integrated structure.
Preferably, the bolt and the second fixing shaft form a sliding structure through the connecting groove, and the second fixing shaft and the mounting sleeve form a sliding structure through the first mounting groove.
Preferably, the connecting block is attached to the bolt and is of an arc-shaped structure, and the connecting block is connected with the mounting block in a welding mode.
Preferably, the mounting block is of a T-shaped structure, and the mounting block and the second fixed shaft form a telescopic structure through the second mounting groove and the second spring.
Compared with the prior art, the invention has the beneficial effects that: the mining drill bit with the shock absorption function,
1. after the drill bit body is fixedly installed with the installation sleeve, when the installation sleeve drives the drill bit body to crush ores, the drill bit body is in telescopic operation on the installation sleeve, so that the vibration generated when the drill bit body crushes the ores is reduced;
2. when the drill bit body is connected with the mounting sleeve, the limiting plate effectively enables the mining drill bit to have a damping function, and meanwhile, the stability effect of the drill bit body in the mounting sleeve is improved, so that the drill bit body is prevented from shifting during operation;
3. the effectual messenger second fixed axle of connecting block reduces the frequency that the bolt collides with the inner wall of second fixed axle when carrying out the slip operation to this drill bit for mining causes the damage to the bolt when carrying out the work operation.
Drawings
FIG. 1 is a schematic view of the mounting structure of the present invention;
FIG. 2 is a schematic overall side view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 4 is an enlarged view of the structure at B in FIG. 2 according to the present invention;
FIG. 5 is a schematic view of the overall top view of the present invention;
fig. 6 is a bottom view of the mounting sleeve of the present invention.
In the figure: 1. a drill bit body; 2. a first fixed shaft; 3. a limiting plate; 4. a first spring; 5. a second fixed shaft; 6. connecting grooves; 7. installing a sleeve; 8. a limiting groove; 9. a first mounting groove; 10. a bolt; 11. a nut; 12. connecting blocks; 13. mounting blocks; 14. a second mounting groove; 15. a second spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a mining drill bit with a damping function comprises a drill bit body 1, a second fixing shaft 5, a mounting sleeve 7 and a bolt 10, wherein a first fixing shaft 2 is fixedly mounted at the top end of the drill bit body 1, a limiting plate 3 is mounted on the outer surface of the first fixing shaft 2, a first spring 4 is fixedly mounted on the upper surface of the limiting plate 3, the second fixing shaft 5 is fixedly mounted at the top end of the first fixing shaft 2, a connecting groove 6 is formed in the second fixing shaft 5, the mounting sleeve 7 is mounted on the outer side of the drill bit body 1, a limiting groove 8 is formed in the mounting sleeve 7, the limiting groove 8 is connected with the limiting plate 3, a first mounting groove 9 is formed above the limiting groove 8, the first mounting groove 9 is formed in the mounting sleeve 7, the first mounting groove 9 is connected with the second fixing shaft 5, the bolt 10 is connected with the connecting groove 6, the bolt 10 penetrates through the connecting groove 6 and the mounting sleeve 7 to be connected with a nut 11, the outer surface of the bolt 10 is connected with the connecting block 12, the connecting block 12 is positioned inside the connecting groove 6, the mounting block 13 is arranged on the upper surface of the connecting block 12, the mounting block 13 is positioned inside the second mounting groove 14, the second mounting groove 14 is arranged inside the top end of the second fixing shaft 5, the second spring 15 is mounted inside the second mounting groove 14, and the second spring 15 is fixedly connected with the mounting block 13;
the number of the limiting plates 3 is four, and the 4 limiting plates 3 are distributed on the first fixing shaft 2 at equal angles, so that the stability of the first fixing shaft 2 in the installation of the installation sleeve 7 is improved, and the connection strength between the drill bit body 1 and the installation sleeve 7 is increased;
the limiting plate 3 and the mounting sleeve 7 form a telescopic structure through the limiting groove 8 and the first spring 4, and the limiting plate 3 and the first fixing shaft 2 are of an integrated structure, so that when the drill bit body 1 is in contact crushing with ores, the vibration caused by crushing the ores is reduced by the drill bit body 1 through the telescopic structure of the limiting plate 3;
the bolt 10 and the second fixing shaft 5 form a sliding structure through the connecting groove 6, and the second fixing shaft 5 and the mounting sleeve 7 form a sliding structure through the first mounting groove 9, so that the bolt 10 limits the position of the second fixing shaft 5 in the mounting sleeve 7 while the second fixing shaft 5 slides in the mounting sleeve 7;
the connecting block 12 is in fit connection with the bolt 10, the connecting block 12 is in an arc-shaped structure, and the connecting block 12 is in welded connection with the mounting block 13, so that the bolt 10 is protected by the connecting block 12, and the damage to the bolt 10 caused by the telescopic shock absorption operation of the mining drill bit is avoided;
the installation piece 13 is "T" font structure, and installation piece 13 constitutes extending structure through second mounting groove 14 and second spring 15 and second fixed axle 5 to make installation piece 13 drive connecting block 12 and be connected with the laminating of bolt 10 all the time, prevent connecting block 12 and bolt 10 alternate segregation.
The working principle is as follows: according to fig. 1 and 5-6, the bit body 1 is first manually mounted inside the mounting sleeve 7, the limiting plate 3 on the first fixing shaft 2 is slid into the limiting groove 8, and the second fixing shaft 5 is thereby slidably mounted inside the first mounting groove 9;
according to fig. 2-4, after the drill bit body 1 is manually abutted, the bolt 10 penetrates through the mounting sleeve 7 and the connecting groove 6, then the nut 11 is manually installed on the bolt 10 by using a tool, the bolt 10 is fixed on the mounting sleeve 7, then the drill bit body 1 is manually loosened, the drill bit body 1 slides downwards on the mounting sleeve 7, and when the connecting block 12 and the bolt 10 are contacted with each other, the drill bit body 1 stops sliding;
according to the drawings 1-4, when the drill bit body 1 vibrates, the limiting plate 3 stretches out and draws back in the installation sleeve 7 through the first spring 4 and the limiting groove 8, so that the drill bit body 1 stretches out and draws back in the installation sleeve 7, meanwhile, the second fixing shaft 5 stretches out and draws back in the installation sleeve 7 through the first installation groove 9, when the connecting block 12 and the installation block 13 stretch out and draws back in the second fixing shaft 5, the installation block 13 drives the connecting block 12 to stretch out and draw back in the second fixing shaft 5 through the second installation groove 14 and the second spring 15, so that the operation of the mining drill bit with the damping function can be completed, and the mining drill bit with the damping function can be used by people conveniently.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a adopt mining drill bit with shock-absorbing function, includes drill bit body (1), second fixed axle (5), installation sleeve (7) and bolt (10), its characterized in that: the drill bit comprises a drill bit body (1), wherein a first fixed shaft (2) is fixedly mounted at the top end of the drill bit body (1), a limiting plate (3) is mounted on the outer surface of the first fixed shaft (2), a first spring (4) is fixedly mounted on the upper surface of the limiting plate (3), a second fixed shaft (5) is fixedly mounted at the top end of the first fixed shaft (2), a connecting groove (6) is formed in the second fixed shaft (5), a mounting sleeve (7) is mounted on the outer side of the drill bit body (1), a limiting groove (8) is formed in the mounting sleeve (7), the limiting groove (8) is connected with the limiting plate (3), a first mounting groove (9) is formed above the limiting groove (8), the first mounting groove (9) is formed in the mounting sleeve (7), the first mounting groove (9) is connected with the second fixed shaft (5), and a bolt (10) is connected with the connecting groove (6), and bolt (10) run through spread groove (6) and installation sleeve (7) and nut (11) interconnect, the surface and the connecting block (12) laminating of bolt (10) are connected, and connecting block (12) are located the inside of spread groove (6), the upper surface of connecting block (12) is provided with installation piece (13), and installs the inside that piece (13) are located second mounting groove (14), second mounting groove (14) set up inside the top of second fixed axle (5), and the internally mounted of second mounting groove (14) has second spring (15) to second spring (15) and installation piece (13) fixed connection.
2. The mining drill bit with the shock absorption function of claim 1, wherein: the number of the limiting plates (3) is four, and the 4 limiting plates (3) are distributed on the first fixing shaft (2) at equal angles.
3. The mining drill bit with the shock absorption function of claim 1, wherein: limiting plate (3) constitute extending structure through spacing groove (8) and first spring (4) and installation sleeve (7), and limiting plate (3) and first fixed axle (2) are integrated structure.
4. The mining drill bit with the shock absorption function of claim 1, wherein: the bolt (10) and the second fixing shaft (5) form a sliding structure through the connecting groove (6), and the second fixing shaft (5) and the mounting sleeve (7) form a sliding structure through the first mounting groove (9).
5. The mining drill bit with the shock absorption function of claim 1, wherein: connecting block (12) are connected for laminating with bolt (10), and connecting block (12) are the arc structure to connecting block (12) are welded connection with installation piece (13).
6. The mining drill bit with the shock absorption function of claim 1, wherein: the mounting block (13) is of a T-shaped structure, and the mounting block (13) and the second fixed shaft (5) form a telescopic structure through the second mounting groove (14) and the second spring (15).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811090705.1A CN109267941B (en) | 2018-09-18 | 2018-09-18 | Mining drill bit with shock-absorbing function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811090705.1A CN109267941B (en) | 2018-09-18 | 2018-09-18 | Mining drill bit with shock-absorbing function |
Publications (2)
Publication Number | Publication Date |
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CN109267941A CN109267941A (en) | 2019-01-25 |
CN109267941B true CN109267941B (en) | 2020-04-14 |
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Application Number | Title | Priority Date | Filing Date |
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CN201811090705.1A Active CN109267941B (en) | 2018-09-18 | 2018-09-18 | Mining drill bit with shock-absorbing function |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10100135A (en) * | 1996-09-27 | 1998-04-21 | Yamada Shunichi | Drilling and hole expanding tool |
KR20050034151A (en) * | 2003-10-08 | 2005-04-14 | 이화다이아몬드공업 주식회사 | Connector unit of improved structure for core drill and assembly including the same together with core drill |
CN204552618U (en) * | 2015-02-09 | 2015-08-12 | 罗泽宁 | There is the High-strength drill bit of good damping part |
CN104895493A (en) * | 2015-06-15 | 2015-09-09 | 义乌市义棉帽厂 | Damping type automatic drilling device |
CN107246240A (en) * | 2017-08-07 | 2017-10-13 | 中国石油大学(华东) | Adaptive torque balances differential pressure type drill bit |
CN207568493U (en) * | 2017-11-28 | 2018-07-03 | 中国石油天然气股份有限公司 | Shock-absorbing drill bit for petroleum drilling |
CN108317350A (en) * | 2018-04-25 | 2018-07-24 | 丰都县祥霖矿产品有限公司 | A kind of Mars Miner damping base |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2617159B1 (en) * | 1987-06-23 | 1989-10-27 | Rhone Poulenc Chimie | PROCESS FOR PERHALOGENOALKYLATION OF AROMATIC DERIVATIVES |
-
2018
- 2018-09-18 CN CN201811090705.1A patent/CN109267941B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10100135A (en) * | 1996-09-27 | 1998-04-21 | Yamada Shunichi | Drilling and hole expanding tool |
KR20050034151A (en) * | 2003-10-08 | 2005-04-14 | 이화다이아몬드공업 주식회사 | Connector unit of improved structure for core drill and assembly including the same together with core drill |
CN204552618U (en) * | 2015-02-09 | 2015-08-12 | 罗泽宁 | There is the High-strength drill bit of good damping part |
CN104895493A (en) * | 2015-06-15 | 2015-09-09 | 义乌市义棉帽厂 | Damping type automatic drilling device |
CN107246240A (en) * | 2017-08-07 | 2017-10-13 | 中国石油大学(华东) | Adaptive torque balances differential pressure type drill bit |
CN207568493U (en) * | 2017-11-28 | 2018-07-03 | 中国石油天然气股份有限公司 | Shock-absorbing drill bit for petroleum drilling |
CN108317350A (en) * | 2018-04-25 | 2018-07-24 | 丰都县祥霖矿产品有限公司 | A kind of Mars Miner damping base |
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Publication number | Publication date |
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CN109267941A (en) | 2019-01-25 |
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