CN112177538A - Manufacturing method of efficient diamond geological drill bit - Google Patents
Manufacturing method of efficient diamond geological drill bit Download PDFInfo
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- CN112177538A CN112177538A CN202010978176.XA CN202010978176A CN112177538A CN 112177538 A CN112177538 A CN 112177538A CN 202010978176 A CN202010978176 A CN 202010978176A CN 112177538 A CN112177538 A CN 112177538A
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- fixed
- wall
- cylinder
- ring
- top end
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
- E21B10/55—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits with preformed cutting elements
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B12/00—Accessories for drilling tools
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
Abstract
The invention provides a manufacturing method of a high-efficiency diamond geological drill bit, and relates to the technical field of geological drill bits. This based on high-efficient diamond geology drill bit, comprising a main body, the centre of main part is provided with the screw thread drilling rod, the inner wall of screw thread drilling rod is in the same place with the outer wall fixed connection of solid fixed cylinder, the top of solid fixed cylinder is provided with solid fixed semi-ring, and two solid fixed semi-ring symmetric distributions are at solid fixed cylinder, the inboard upper end of solid fixed semi-ring is provided with the fixed block, the top surface of fixed block is in the same place with the bottom fixed connection who bores the tooth, the bottom of solid fixed cylinder is in the same place with the top surface fixed connection of second fixed plate, the bottom surface of second fixed plate is in the same place with the top fixed connection of shock attenuation telescopic link, the top of. Carry out the shock attenuation for drilling through the shock attenuation telescopic link to stability when guaranteeing drilling.
Description
Technical Field
The invention relates to the technical field of geological drill bits, in particular to a manufacturing method of an efficient diamond geological drill bit.
Background
The quality of the drill bit, whether the type of the drill bit is suitable for the lithology of the stratum or not play an important role in accelerating the drilling speed and improving the footage of a single drill bit, a plurality of drill bits with different sizes are generally used for drilling one oil and gas well, the drill bit with larger diameter is used for drilling the stratum on the upper part, and one drill bit can be repeatedly used for a plurality of wells because the stratum drilled by the drill bit is softer, the footage of the single drill bit is more, the use time is short, and the drill bit can be repeatedly used; while a drill bit with a smaller diameter is used when drilling a lower stratum, a plurality of drill bits are generally used because the stratum is hard and the footage of a single drill bit is small. The drilling footage of a new downhole drill bit depends mainly on the size and type of the drill bit, the hardness and hardness of the stratum and the combination of drilling parameters.
In the prior art, the diamond geological drill bit has a simple structure, the drilling efficiency is low, and the stability during drilling is not high.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a manufacturing method of a high-efficiency diamond geological drill bit, and solves the problems that the drill bit is simple in structure, the drilling efficiency is not high, and the stability during drilling is low.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a high-efficient diamond geology drill bit, includes the main part, the centre of main part is provided with the screw thread drilling rod, the inner wall of screw thread drilling rod is in the same place with the outer wall fixed connection of solid fixed cylinder, the top of solid fixed cylinder is provided with solid fixed semi-ring, and two solid fixed semi-ring symmetric distributions are at solid fixed cylinder, the inboard upper end of solid fixed semi-ring is provided with the fixed block, and two fixed block symmetric distributions are in the inboard of solid fixed semi-ring, the top surface of fixed block is in the same place with the bottom fixed connection who bores the tooth, the bottom of solid fixed cylinder is in the same place with the top surface fixed connection of second fixed plate, the bottom surface of second fixed plate is in the same place with the top fixed.
Preferably, the inner side of the fixed half ring is fixedly connected with the outer wall of the positioning ring, and the inner wall of the positioning ring is fixedly connected with the outer wall of the fixed cylinder.
Preferably, the top end of the fixed cylinder is fixedly connected with the bottom end of the fixed supporting rod, and the top end of the fixed supporting rod is fixedly connected with the bottom surface of the fixed block.
Preferably, the bottom of main part is provided with the connecting cylinder, the inboard of connecting cylinder is provided with the screw thread inner wall, the top of connecting cylinder and the bottom fixed connection of conical duct are in the same place, the top of conical duct and the bottom fixed connection of a solid fixed cylinder are in the same place.
Preferably, the outer wall of the first fixing plate is fixedly connected with the inner wall of the conical tube, and the outer wall of the second fixing plate is fixedly connected with the inner wall of the conical tube.
Preferably, a method of making a high efficiency diamond earth-boring bit, comprises the steps of:
sp 1: selecting four trapezoidal drilling teeth, four fixed blocks, a threaded drill rod, a conical pipe, four fixed support rods, a damping telescopic rod, a fixed semi-ring, a fixed cylinder, a connecting cylinder, a first fixed plate and a second fixed plate, and installing a positioning ring at the upper end of the outer wall of the fixed cylinder;
sp 2: the bottom ends of the trapezoidal drill teeth are connected with the top surface of the fixed block through laser welding, the outer wall of the fixed block is connected with the inner side of the fixed semi-ring through laser welding, heating is carried out, and after heating is finished, cold oil quenching is carried out;
sp 3: the inner walls of the fixed half rings are connected with the outer wall of the positioning ring at the upper end of the outer wall of the fixed cylinder through laser welding, then the two fixed half rings are connected with each other through laser welding, the bottom ends of the fixed blocks are connected with the top end of the fixed supporting rod through vertical laser welding, and the bottom ends of the fixed supporting rod are connected with the top end of the fixed cylinder through vertical laser welding;
sp 4: the outer wall of the fixed cylinder is movably connected with the inner wall of the threaded drill rod, and the top end of the threaded drill rod is welded with the bottom end of the fixed semi-ring through laser;
sp 5: the top end of the fixed cylinder is connected with the top end of the second fixed plate through laser welding, the bottom end of the second fixed plate is vertically welded with the top end of the shock absorption telescopic rod through laser welding, and the bottom end of the shock absorption telescopic rod is vertically connected with the top surface of the first fixed plate through laser welding;
sp 6: the bottom end of the threaded drill rod is welded with the top end of the conical pipe through laser, the bottom end of the conical pipe is connected with the top end of the connecting cylinder through laser welding, and the inner wall of the connecting cylinder is machined into a threaded inner wall through a lathe;
sp 7: and (3) polishing the laser welded joint after cooling cold oil, and cleaning engine oil after polishing.
The working principle is as follows: the bottom end of the main body is provided with a connecting cylinder, the inner wall of the connecting cylinder is provided with a thread inner wall which is connected by the thread inner wall, the top end of the fixed semi-ring is provided with four drilling teeth which are rotated to realize quick drilling, the bottom end of the fixed semi-ring is fixedly connected with the top end of a thread drill rod, the thread drill rod is used for auxiliary drilling, the inner side of the tapered tube is provided with a damping telescopic rod which is used for damping drilling, the top surface of the fixed block is fixedly connected with the bottom ends of the drilling teeth, the bottom end of the fixed block is fixedly connected with the top end of a fixed support rod, the bottom end of the fixed support rod is fixedly connected with the top end of the fixed cylinder, a positioning ring is arranged on the outer wall of the fixed cylinder, the outer wall of the positioning ring is fixedly connected with the inner side of the, increasing the connectivity between the various parts of the body.
(III) advantageous effects
The invention provides a method for manufacturing a high-efficiency diamond geological drill bit. The method has the following beneficial effects:
1. four drilling teeth rotating at high speed are matched with the threaded drill rod, so that efficient drilling is realized.
2. Through the inboard installation shock attenuation telescopic link at the bell pipe, utilize shock attenuation telescopic link to carry out the shock attenuation for drilling to stability when guaranteeing drilling.
3. Each part of main part is connected together through laser welding, is polishing to guarantee the connectivity of each part, stability when increasing the use.
Drawings
Fig. 1 is an overall sectional view of the present invention.
Wherein, 1, a main body; 2. a first fixing plate; 3. a second fixing plate; 4. a threaded drill rod; 5. a fixed cylinder; 6. a stationary half ring; 7. drilling teeth; 8. a fixed block; 9. a threaded inner wall; 10. fixing the support rod; 11. a positioning ring; 12. a tapered tube; 13. a shock-absorbing telescopic rod; 14. a connecting cylinder.
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.
The first embodiment is as follows:
as shown in fig. 1, an embodiment of the invention provides a high-efficiency diamond geological drill bit, which comprises a main body 1, wherein a threaded drill rod 4 is arranged in the middle of the main body 1, the inner wall of the threaded drill rod 4 is fixedly connected with the outer wall of a fixed cylinder 5, the top end of the fixed cylinder 5 is provided with a fixed half ring 6, the two fixed half rings 6 are symmetrically distributed on the fixed cylinder 5, the upper end of the inner side of each fixed half ring 6 is provided with a fixed block 8, the two fixed blocks 8 are symmetrically distributed on the inner side of each fixed half ring 6, the top surface of each fixed block 8 is fixedly connected with the bottom end of a drill tooth 7, the bottom end of the fixed cylinder 5 is fixedly connected with the top surface of a second fixed plate 3, the bottom surface of the second fixed plate 3 is fixedly connected with the top end of a shock absorption telescopic.
The inboard of fixing half ring 6 is in the same place with the outer wall fixed connection of holding ring 11, the inner wall of holding ring 11 is in the same place with the outer wall fixed connection of a fixed cylinder 5, the top of a fixed cylinder 5 is in the same place with the bottom fixed connection of fixed stay pole 10, the top of fixed stay pole 10 is in the same place with the bottom surface fixed connection of fixed block 8, the bottom of main part 1 is provided with connecting cylinder 14, the inboard of connecting cylinder 14 is provided with screw thread inner wall 9, the top of connecting cylinder 14 is in the same place with the bottom fixed connection of conical tube 12, the top of conical tube 12 is in the same place with the bottom fixed connection of a fixed cylinder 5, the outer wall of first fixed plate 2 is in the same place with the inner wall fixed connection of conical tube 12, the.
Example two:
as shown in fig. 1, a method of making a high efficiency diamond earth-boring bit, comprising the steps of:
sp 1: selecting four drilling teeth 7 with the trapezoidal hardness of 35-40 Mohs, four fixing blocks 8, a threaded drill rod 4, a conical tube 12, four fixing support rods 10, a damping telescopic rod 13, a fixed semi-ring 6, a fixed cylinder 5, a connecting cylinder 14, a first fixing plate 2 and a second fixing plate 3, and installing a positioning ring 11 at the upper end of the outer wall of the fixed cylinder 5;
sp 2: the bottom ends of the trapezoidal drill teeth 7 are connected with the top surface of the fixed block 8 through laser welding, the outer wall of the fixed block 8 is connected with the inner side of the fixed semi-ring 6 through laser welding, heating is carried out, and after heating is finished, cold oil quenching is carried out;
sp 3: the inner wall of the fixed half ring 6 is connected with the outer wall of the positioning ring 11 at the upper end of the outer wall of the fixed cylinder 5 by laser welding, then the two fixed half rings 6 are connected with each other by laser welding, the bottom end of the fixed block 8 is connected with the top end of the fixed support rod 10 by vertical laser welding, and the bottom end of the fixed support rod 10 is connected with the top end of the fixed cylinder 5 by vertical laser welding;
sp 4: the outer wall of the fixed cylinder 5 is movably connected with the inner wall of the threaded drill rod 4, and the top end of the threaded drill rod 4 is welded with the bottom end of the fixed semi-ring 6 through laser;
sp 5: the top end of the fixed cylinder 5 is connected with the top end of the second fixed plate 3 through laser welding, the bottom end of the second fixed plate 3 is vertically welded with the top end of the shock absorption telescopic rod 13 through laser welding, and the bottom end of the shock absorption telescopic rod 13 is vertically connected with the top surface of the first fixed plate 2 through laser welding;
sp 6: the bottom end of the threaded drill rod 4 and the top end of the conical pipe 12 are welded together by laser, the bottom end of the conical pipe 12 and the top end of the connecting cylinder 14 are connected together by laser welding, and the inner wall of the connecting cylinder 14 is machined into a threaded inner wall 9 by a lathe;
sp 7: and (3) polishing the laser welded joint after cooling cold oil, and cleaning engine oil after polishing.
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. A high efficiency diamond earth-boring bit, comprising a body (1), characterized in that: a threaded drill rod (4) is arranged in the middle of the main body (1), the inner wall of the threaded drill rod (4) is fixedly connected with the outer wall of a fixed cylinder (5), a fixed semi-ring (6) is arranged at the top end of the fixed cylinder (5), the two fixed semi-rings (6) are symmetrically distributed on the fixed cylinder (5), the upper end of the inner side of each fixed semi-ring (6) is provided with a fixed block (8), and the two fixed blocks (8) are symmetrically distributed on the inner side of the fixed semi-ring (6), the top surface of the fixed block (8) is fixedly connected with the bottom ends of the drill teeth (7), the bottom end of the fixed cylinder (5) is fixedly connected with the top surface of the second fixed plate (3), the bottom surface of the second fixing plate (3) is fixedly connected with the top end of the shock absorption telescopic rod (13), the top end of the shock absorption telescopic rod (13) is fixedly connected with the top surface of the first fixing plate (2).
2. A high efficiency diamond earth-boring bit according to claim 1, wherein: the inner side of the fixed semi-ring (6) is fixedly connected with the outer wall of the positioning ring (11), and the inner wall of the positioning ring (11) is fixedly connected with the outer wall of the fixed cylinder (5).
3. A high efficiency diamond earth-boring bit according to claim 1, wherein: the top end of the fixed cylinder (5) is fixedly connected with the bottom end of the fixed supporting rod (10), and the top end of the fixed supporting rod (10) is fixedly connected with the bottom surface of the fixed block (8).
4. A high efficiency diamond earth-boring bit according to claim 1, wherein: the bottom of main part (1) is provided with connecting cylinder (14), the inboard of connecting cylinder (14) is provided with screw thread inner wall (9), the top of connecting cylinder (14) is in the same place with the bottom fixed connection of conical duct (12), the top of conical duct (12) is in the same place with the bottom fixed connection of solid fixed cylinder (5).
5. A high efficiency diamond earth-boring bit according to claim 1, wherein: the outer wall of the first fixing plate (2) is fixedly connected with the inner wall of the conical pipe (12), and the outer wall of the second fixing plate (3) is fixedly connected with the inner wall of the conical pipe (12).
6. A method of making a high efficiency diamond earth-boring bit, comprising the steps of:
sp 1: selecting four trapezoidal drilling teeth (7), four fixed blocks (8), a threaded drill rod (4), a conical tube (12), four fixed support rods (10), a damping telescopic rod (13), a fixed semi-ring (6), a fixed cylinder (5), a connecting cylinder (14), a first fixed plate (2) and a second fixed plate (3), and installing a positioning ring (11) at the upper end of the outer wall of the fixed cylinder (5);
sp 2: the bottom ends of the trapezoidal drill teeth (7) are connected with the top surface of the fixed block (8) in a laser welding mode, the outer wall of the fixed block (8) is connected with the inner side of the fixed semi-ring (6) in a laser welding mode, heating is carried out, and after heating is finished, cold oil quenching is carried out;
sp 3: the inner walls of the fixed half rings (6) are connected with the outer wall of a positioning ring (11) at the upper end of the outer wall of the fixed cylinder (5) through laser welding, then the two fixed half rings (6) are connected with each other through laser welding, the bottom end of the fixed block (8) is connected with the top end of the fixed supporting rod (10) through vertical laser welding, and the bottom end of the fixed supporting rod (10) is connected with the top end of the fixed cylinder (5) through vertical laser welding;
sp 4: the outer wall of the fixed cylinder (5) is movably connected with the inner wall of the threaded drill rod (4), and the top end of the threaded drill rod (4) is welded with the bottom end of the fixed semi-ring (6) through laser;
sp 5: the top end of the fixed cylinder (5) is connected with the top end of the second fixed plate (3) through laser welding, the bottom end of the second fixed plate (3) is vertically welded with the top end of the shock absorption telescopic rod (13) through laser welding, and the bottom end of the shock absorption telescopic rod (13) is vertically connected with the top surface of the first fixed plate (2) through laser welding;
sp 6: the bottom end of the threaded drill rod (4) is welded with the top end of the conical pipe (12) through laser, the bottom end of the conical pipe (12) is connected with the top end of the connecting cylinder (14) through laser welding, and the inner wall of the connecting cylinder (14) is machined into a thread (9) through a lathe;
sp 7: and (3) polishing the laser welded joint after cooling cold oil, and cleaning engine oil after polishing.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN202010978176.XA CN112177538A (en) | 2020-09-17 | 2020-09-17 | Manufacturing method of efficient diamond geological drill bit |
PCT/CN2021/117181 WO2022057702A1 (en) | 2020-09-17 | 2021-09-08 | Manufacturing method for efficient diamond geological drill bit |
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CN202010978176.XA CN112177538A (en) | 2020-09-17 | 2020-09-17 | Manufacturing method of efficient diamond geological drill bit |
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CN112177538A true CN112177538A (en) | 2021-01-05 |
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CN202010978176.XA Pending CN112177538A (en) | 2020-09-17 | 2020-09-17 | Manufacturing method of efficient diamond geological drill bit |
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CN (1) | CN112177538A (en) |
WO (1) | WO2022057702A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022057702A1 (en) * | 2020-09-17 | 2022-03-24 | 祁东县锋速钻探工具有限公司 | Manufacturing method for efficient diamond geological drill bit |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20120113835A (en) * | 2011-04-06 | 2012-10-16 | 신한다이아몬드공업 주식회사 | The drill bit to form the pattern to diamond particles |
CN103286860A (en) * | 2012-02-29 | 2013-09-11 | 罗伯特·博世有限公司 | Core drill bit |
CN105545214A (en) * | 2016-02-03 | 2016-05-04 | 中国有色桂林矿产地质研究院有限公司 | Main and auxiliary bottom spraying type laser-welding diamond drill bit and manufacturing method thereof |
CN107859490A (en) * | 2017-12-07 | 2018-03-30 | 河南广度超硬材料有限公司 | The diamond bit and its installation method for being easily installed and using |
CN209556931U (en) * | 2019-01-04 | 2019-10-29 | 杨文轩 | A kind of drill bit of engineering geological drilling |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2825729C (en) * | 2012-11-21 | 2018-05-22 | Diamond Products, Limited | Diamond mining core drill bit and methods of making thereof |
CN112177538A (en) * | 2020-09-17 | 2021-01-05 | 祁东县锋速钻探工具有限公司 | Manufacturing method of efficient diamond geological drill bit |
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2020
- 2020-09-17 CN CN202010978176.XA patent/CN112177538A/en active Pending
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2021
- 2021-09-08 WO PCT/CN2021/117181 patent/WO2022057702A1/en active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120113835A (en) * | 2011-04-06 | 2012-10-16 | 신한다이아몬드공업 주식회사 | The drill bit to form the pattern to diamond particles |
CN103286860A (en) * | 2012-02-29 | 2013-09-11 | 罗伯特·博世有限公司 | Core drill bit |
CN105545214A (en) * | 2016-02-03 | 2016-05-04 | 中国有色桂林矿产地质研究院有限公司 | Main and auxiliary bottom spraying type laser-welding diamond drill bit and manufacturing method thereof |
CN107859490A (en) * | 2017-12-07 | 2018-03-30 | 河南广度超硬材料有限公司 | The diamond bit and its installation method for being easily installed and using |
CN209556931U (en) * | 2019-01-04 | 2019-10-29 | 杨文轩 | A kind of drill bit of engineering geological drilling |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022057702A1 (en) * | 2020-09-17 | 2022-03-24 | 祁东县锋速钻探工具有限公司 | Manufacturing method for efficient diamond geological drill bit |
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