CN114151015B - Artificial diamond drill bit and manufacturing method thereof - Google Patents
Artificial diamond drill bit and manufacturing method thereof Download PDFInfo
- Publication number
- CN114151015B CN114151015B CN202111356886.XA CN202111356886A CN114151015B CN 114151015 B CN114151015 B CN 114151015B CN 202111356886 A CN202111356886 A CN 202111356886A CN 114151015 B CN114151015 B CN 114151015B
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- drill
- turning
- blank
- tooth
- diamond
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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
- E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
- E21B10/43—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits characterised by the arrangement of teeth or other cutting elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- 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
Abstract
The invention discloses an artificial diamond drill and a manufacturing method thereof, wherein the artificial diamond drill is manufactured by the steps of blank machining, turning, polishing and polishing, thread machining, drill electroplating and the like, and comprises a drill body, wherein a plurality of tooth roots are arranged at the bottom of the drill body in an annular array, a plurality of drill teeth are arranged on each tooth root at equal intervals, the drill teeth on each tooth root are in an arc shape, the radius of each arc-shaped drill tooth is different, when the diamond drill rotates, the rotating path of each drill tooth is in a circle, and all the drill teeth simultaneously rotate to exactly form a circle surface, so that a better drilling effect is achieved, when a hard object is drilled, the drilling path can be better separated, each drill tooth can better advance, the drilling efficiency is improved, the independent reaction force of each drill tooth is reduced, and the service life of the drill tooth is prolonged.
Description
Technical Field
The invention relates to the technical field of production of artificial diamond drill bits, in particular to an artificial diamond drill bit and a manufacturing method thereof.
Background
The diamond drill bit is widely used for geological exploration and drilling construction of departments such as geology, metallurgy, architecture, hydropower, petroleum, national defense and the like.
The drill bit commonly used in the geological drilling industry is an impregnated artificial diamond drill bit, diamond and a drill bit blank with a certain structure are combined to form the drill bit with artificial diamond, so that drilling of a hard material object is achieved, but the existing artificial diamond drill bit cannot be suitable for drilling of a high-hardness object, and secondly, the existing artificial diamond drill bit production method has the problem that the artificial diamond and the drill bit blank are combined unstably, the use cannot be met, and in addition, polishing equipment in the production process cannot realize the requirement of automatic production.
Disclosure of Invention
The present invention is directed to an artificial diamond drill and a method of manufacturing the same, which solve the above-mentioned problems.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides an artificial diamond drill bit, includes the brill body, the bottom of boring the body is annular array and is provided with a plurality of tooth roots, equidistant a plurality of brill teeth that are provided with on the tooth root, the external screw thread has been seted up to the side of boring the body, a plurality of feed backs have been seted up to the bottom of boring the body in annular array.
As a further scheme of the invention: the inside of the drill body is provided with a material path.
As a further scheme of the invention: an inner fixed shaft is arranged in the drill body.
As a further scheme of the invention: the bottom of the drill body is provided with a drill point at the central position, and drill grains are arranged on the drill point in a surrounding mode.
As a further scheme of the invention: and an internal thread is arranged in the internal fixing shaft.
As a further scheme of the invention: a plurality of supporting suspension rods are arranged between the inner fixed shaft and the drill body in an annular array.
As a further scheme of the invention: the feed back mouths and the tooth roots are alternately arranged.
As a further scheme of the invention: the manufacturing method of the artificial diamond drill bit comprises the following steps:
step one: processing a blank: forging a bar stock, quenching the forged blank, turning to obtain a material diameter, forming an inner fixed shaft in the material diameter, and forming a supporting suspension rod between the inner fixed shaft and the blank;
step two: turning a drill bit: turning the end part of the blank after the blank feeding diameter is turned, turning to obtain a drill point and a tooth root, turning on the surface of the tooth root to obtain a drill tooth, turning on the drill point to obtain a drill grain, and turning on the end part of the blank to obtain a feed back port;
step three: polishing and polishing: after turning is finished, performing heat treatment on the blank, conveying the blank to grinding equipment by a conveying line, extending a clamping cylinder in the grinding equipment, clamping and fixing the blank by a clamping block, starting a grinding motor, pushing a grinding assembly downwards by a telescopic rod, enabling a grinding head to finely grind and polish the end part and the side surface of the blank, performing rough grinding treatment on the inner wall of a material path, and performing demagnetizing cleaning;
step four: and (3) thread processing: turning the blank body through thread turning equipment to obtain external threads and internal threads, and turning the drill point to obtain drill grains, so that the drill body is manufactured;
step five: electroplating a drill bit: and (3) taking diamond micropowder, performing high-temperature high-pressure sintering and forming to obtain diamond, placing the diamond and the tooth root, the drill tooth and the drill point at the end part of the drill body in an electroplating bath, and performing diamond electroplating reaction on the tooth root, the drill tooth and the drill point to obtain the artificial diamond drill bit.
The grinding equipment comprises a base, wherein a main support is symmetrically arranged on the side surface of the main support, a sliding rail is arranged on the sliding rail, a grinding assembly is arranged on the sliding rail in a sliding way, a telescopic rod is arranged above the main support, the extending end of the telescopic rod is connected with an auxiliary support in the grinding assembly, the auxiliary support is in sliding connection with the sliding rail through a sliding block, an adjusting groove and an elastic groove are arranged on the auxiliary support, an elastic wheel is arranged in the elastic groove in a sliding way, two adjusting wheels are arranged in the adjusting groove in a sliding way, the heights of the two adjusting wheels are different, the two adjusting wheels and the two elastic wheels are respectively connected with a grinding motor on the auxiliary support through two belts, a grinding rod is arranged on each adjusting wheel, a grinding head is arranged at the end part of the grinding rod, a grinding cover is sleeved outside the grinding rod, the grinding rod with a longer length can play a role in protecting, and meanwhile, a worker can be prevented from false triggering a safety accident;
be provided with conveying assembly on the base, specifically, conveying assembly includes, set up in the conveying roller of base upper surface, be located the centre of base, it is provided with a revolving stage to rotate, the revolving stage drives through the inside rotating electrical machines of base, be provided with the connection cylinder on the revolving stage, connect the cylinder and align with conveying roller, then set up two grip blocks on the revolving stage symmetrically, the grip block is connected with the inside grip cylinder of revolving stage, when polishing, hold the diamond bit through the grip block and fix, then stretch out and draw back from top to bottom through the telescopic link, the removal of joining in marriage two regulating wheels, can polish the drill bit multi-angle, simultaneously, the revolving stage can rotate, the cooperation polishing head can realize two-way polishing, it is efficient to polish, simple structure is applicable to automatic polishing and carrying of automated production line.
The invention has the beneficial effects that:
(1) According to the invention, the bottom of the drill body is provided with a plurality of tooth roots in an annular array, each tooth root is provided with a plurality of drill teeth at equal intervals, the optimal value is 6, the drill teeth on each tooth root are in circular arc shape, the radius of each circular arc drill tooth is different, when the diamond drill bit rotates, the rotating path of each drill tooth is in a circle, all the drill teeth on the 6 tooth roots simultaneously rotate to exactly form a circle surface, a better drilling effect is achieved, when a hard object is drilled, the drilling paths can be better separated, so that each drill tooth can better advance, secondly, the drill point is arranged at the center of the bottom of the drill body, drill lines are circumferentially arranged on the drill point, the drill teeth are combined, in the process of drilling and advancing, the efficiency of drilling is improved, the independent reaction force of each drill tooth is reduced, and the service life of the drill teeth is prolonged;
(2) According to the invention, the diamond drill bit is held and fixed by the grinding equipment through the clamping blocks, then the diamond drill bit stretches up and down through the telescopic rod, and the two adjusting wheels are matched to move, so that the diamond drill bit can be ground at multiple angles, meanwhile, the rotary table can rotate, the bidirectional grinding can be realized by matching with the grinding head, the grinding efficiency is high, the structure is simple, and the automatic grinding and conveying device is suitable for automatic production lines.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 3 is a schematic view of the connection structure of the support suspension rod and the drill body in the invention;
FIG. 4 is a schematic diagram of a cross-sectional structure of a feed back opening in the invention;
FIG. 5 is a schematic diagram of a method of manufacture of the present invention;
FIG. 6 is a schematic side view of the grinding apparatus of the present invention;
FIG. 7 is a schematic view of the connection structure of the adjusting wheel and the auxiliary bracket in the invention;
FIG. 8 is a schematic view of a connection structure of a connection roller and a rotary table according to the present invention;
FIG. 9 is a schematic cross-sectional view of a connecting structure of a clamping cylinder and a clamping block in the invention;
FIG. 10 is a cross section of a connection structure of a rotary motor and a rotary table in the present invention.
In the figure: 1. a drill body; 10. a feed back port; 11. an external thread; 12. a material diameter; 2. a tooth root; 21. drilling teeth; 3. a drill tip; 31. drilling patterns; 4. an inner fixed shaft; 41. an internal thread; 5. supporting a suspension rod; 6. a base; 61. a main support; 62. a telescopic rod; 63. a slide rail; 7. a polishing assembly; 71. a sub-bracket; 710. an adjustment tank; 711. a slide block; 712. an elastic groove; 72. polishing a motor; 73. an adjusting wheel; 731. a belt; 74. polishing the cover; 741. polishing head; 742. polishing a rod; 75. an elastic wheel; 8. a transport assembly; 80. a rotating electric machine; 81. a conveying roller; 82. a rotary table; 820. a clamping cylinder; 83. a clamping block; 84. and connecting the rollers.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention relates to an artificial diamond drill bit, the specific structure is shown in fig. 1 and 2, wherein the artificial diamond drill bit comprises a drill body 1, a plurality of tooth roots 2 are arranged at the bottom of the drill body 1 in an annular array, a plurality of drill teeth 21 are arranged on each tooth root 2 at equal intervals, the optimal value is 6, the drill teeth 21 on each tooth root 2 are all in an arc shape, the radius of each arc-shaped drill tooth 21 is different, when the diamond drill bit rotates, the rotation path of each drill tooth 21 is in a circle, the paths of all the drill teeth 21 on the 6 tooth roots 2 simultaneously rotate exactly form a circle surface, a better drilling effect is achieved, when a hard object is drilled, the drilling path can be better separated, each drill tooth 21 can better advance, drill points 3 are arranged on the bottom of the drill body 1, drill points 3 are circumferentially arranged, the drill teeth 21 are combined, in the drilling process, the drilling efficiency is improved, the service life of each drill tooth 21 is prolonged, and the service life of each drill tooth 21 is prolonged.
In addition, referring to fig. 2, the external thread 11 is provided on the side of the drill body 1, the inner fixing shaft 4 is further provided in the drill body 1, the internal thread 41 is provided in the inner fixing shaft 4, and when the diamond bit is installed in a connecting manner, the two threads can be connected through the external thread 11 and the internal thread 41, so that the stability of the bit installation is improved, and the situation that the bit breaks due to overlarge torque in the drilling process is ensured.
Referring to fig. 1 and 4, a plurality of return openings 10 are formed in the bottom of the drill body 1 in a ring-shaped array, the return openings 10 and the tooth roots 2 are alternately arranged, the number of the return openings 10 is the same as the number of the tooth roots 2, the tangential plane of each return opening 10 is obliquely designed, and when the drill body rotates, powder generated by drilling can be rotated into a material path 12 formed in the drill body 1 through the return openings 10.
In addition, referring to fig. 3, a plurality of supporting suspension rods 5 are arranged between the inner fixing shaft 4 and the drill body 1 in an annular array, the supporting suspension rods 5 are connected with the drill body 1, the stability of the drill body 1 can be improved, the hardness of the diamond drill bit is improved, meanwhile, the independent drilling teeth 21 and the independent tooth roots 2 are combined to disperse the stress of the drill bit in drilling, the acting force of a drilled object on the drill bit in drilling is better reduced, and the service life of the drill bit is effectively prolonged.
Referring to fig. 5, the method for manufacturing the artificial diamond bit includes the steps of:
step one: processing a blank: forging a bar stock, quenching the forged blank, turning to obtain a material diameter 12, forming an inner fixed shaft 4 in the material diameter 12, and forming a supporting suspension rod 5 between the inner fixed shaft 4 and the blank;
step two: turning a drill bit: turning the end part of the blank after turning the blank feeding diameter 12, turning to obtain a drill point 3 and a tooth root 2, turning to obtain a drill tooth 21 on the surface of the tooth root 2, turning to obtain a drill grain 31 on the drill point 3, and turning to obtain a feed back opening 10 at the end part of the blank;
step three: polishing and polishing: after turning, performing heat treatment on the blank, conveying the blank to grinding equipment by a conveying line, extending a clamping cylinder 820 in the grinding equipment, clamping and fixing the blank by a clamping block 83, starting a grinding motor 72, pushing a grinding assembly 7 downwards by a telescopic rod 62, enabling a grinding head 741 to perform fine grinding and polishing on the end part and the side surface of the blank, performing rough grinding treatment on the inner wall of a material path 12, and finally performing demagnetizing cleaning;
step four: and (3) thread processing: turning the blank body through thread turning equipment to obtain an external thread 11 and an internal thread 41, and turning the drill point 3 to obtain a drill line 31, thereby obtaining the drill body 1;
step five: electroplating a drill bit: and (3) taking diamond micropowder, performing high-temperature high-pressure sintering and forming to obtain diamond, placing the diamond, the tooth root 2 at the end part of the drill body 1, the drill teeth 21 and the drill tip 3 in an electroplating bath, and performing diamond electroplating reaction on the tooth root 2, the drill teeth 21 and the drill tip 3 to obtain the artificial diamond drill bit.
The method of electroplating the diamond and the blank is adopted, the artificial diamond is combined in chemical and electrochemical processes, a working layer is formed on the cathode plating layer, obvious bond valence combination exists between the diamond and the metal blank, the combination of the diamond and the metal blank is firmer, and the hardness of the drill bit is improved.
Referring to fig. 6 and 7, the grinding apparatus in the third step includes a base 6, a main support 61 is provided on the base 6, slide rails 63 are symmetrically provided on the sides of the main support 61, a grinding assembly 7 is slidably provided on the slide rails 63, a telescopic rod 62 is provided above the main support 61, an extended end of the telescopic rod 62 is connected with a sub-support 71 in the grinding assembly 7, the sub-support 71 is slidably connected with the slide rails 63 through a sliding block 711, an adjusting groove 710 and an elastic groove 712 are provided on the sub-support 71, an elastic wheel 75 is slidably provided in the elastic groove 712, two adjusting wheels 73 are slidably provided in the adjusting groove 710, and the heights of the two adjusting wheels 73 and the two elastic wheels 75 are different, respectively, connected with a grinding motor 72 on the sub-support 71 through two belts 731, a grinding rod 742 is mounted on each adjusting wheel 73, a grinding head 741 is provided at an end of the grinding rod 742, and a grinding cover 74 is provided on the grinding rod 742, which can protect a longer grinding rod, and can also prevent false triggering of a accident;
in addition, referring to fig. 6, fig. 8, fig. 9 and fig. 10, a conveying component 8 is provided on the base 6, specifically, the conveying component 8 includes a conveying roller 81 provided on an upper surface of the base 6, located in the middle of the base 6, a rotary table 82 is rotatably provided, the rotary table 82 is driven by a rotating motor 80 inside the base 6, a connecting roller 84 is provided on the rotary table 82, the connecting roller 84 is aligned with the conveying roller 81, then two clamping blocks 83 are symmetrically provided on the rotary table 82, the clamping blocks 83 are connected with a clamping cylinder 820 inside the rotary table 82, during polishing, diamond drill bits are clamped and fixed through the clamping blocks 83, then telescopic rods 62 are used for up-down telescopic operation, and two adjusting wheels 73 are provided for moving, so that the drill bits can be polished at multiple angles, meanwhile, the rotary table 82 can rotate, and the matched polishing head 741 can realize bidirectional polishing, so that the polishing efficiency is high, and the polishing machine is simple in structure and is suitable for automatic polishing and conveying of an automatic production line.
In the invention, the working principle of the grinding equipment is as follows:
when the diamond drill grinding device is used, the grinding device is installed on a production line, after heat treatment is completed, the blank of the diamond drill is conveyed to a connecting roller 84 on a rotary table 82 by a conveying line, then a clamping cylinder 820 stretches out to clamp and fix the blank of the diamond drill by a clamping block 83, then a grinding motor 72 is started, meanwhile, a regulating wheel 73 is used for grinding according to the requirement, the position of a grinding head 741 is regulated in an unstable mode, then a telescopic rod 62 stretches out downwards to push a grinding assembly 7 downwards, and the grinding head 741 can grind the blank of the diamond drill.
In the description of the present invention, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and for simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, as well as a specific orientation configuration and operation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (1)
1. The manufacturing method of the artificial diamond drill bit comprises a drill body (1) and is characterized in that a plurality of tooth roots (2) are arranged at the bottom of the drill body (1) in an annular array, a plurality of drill teeth (21) are arranged on the tooth roots (2) at equal intervals, external threads (11) are arranged on the side face of the drill body (1), and a plurality of feed back openings (10) are arranged at the bottom of the drill body (1) in an annular array;
a material path (12) is formed in the drill body (1);
an inner fixed shaft (4) is arranged in the drill body (1);
the bottom of the drill body (1) is provided with a drill point (3) at the central part, and drill grains (31) are arranged on the drill point (3) in a surrounding mode;
an internal thread (41) is arranged in the inner fixed shaft (4);
a plurality of supporting suspension rods (5) are arranged between the inner fixed shaft (4) and the drill body (1) in an annular array;
the feed back openings (10) and the tooth roots (2) are alternately arranged;
the manufacturing method of the artificial diamond drill bit comprises the following steps:
step one: processing a blank: forging a bar stock, quenching the forged blank, turning to obtain a material diameter (12), forming an inner fixed shaft (4) in the material diameter (12), and forming a supporting suspension rod (5) between the inner fixed shaft (4) and the blank;
step two: turning a drill bit: turning the end part of the blank after turning the blank feeding diameter (12) is finished, turning to obtain a drill point (3) and a tooth root (2), turning the surface of the tooth root (2) to obtain a drill tooth (21), turning the drill point (3) to obtain a drill grain (31), and turning the end part of the blank to obtain a feed back opening (10);
step three: polishing and polishing: after turning is finished, performing heat treatment on the blank, conveying the blank to grinding equipment by a conveying line, enabling a clamping cylinder (820) in the grinding equipment to extend out, clamping and fixing the blank by a clamping block (83), starting a grinding motor (72), simultaneously pushing a grinding assembly (7) downwards by a telescopic rod (62), enabling a grinding head (741) to finely grind and polish the end part and the side surface of the blank, performing rough grinding treatment on the inner wall of a material path (12), and finally performing demagnetizing cleaning;
step four: and (3) thread processing: turning the blank body through thread turning equipment to obtain external threads (11) and internal threads (41), and turning the drill point (3) to obtain drill threads (31), so that the drill body (1) is manufactured;
step five: electroplating a drill bit: and preparing diamond by sintering and forming diamond micropowder at high temperature and high pressure, placing the diamond, the tooth root (2) at the end part of the drill body (1), the drill teeth (21) and the drill tip (3) in an electroplating bath, and then carrying out diamond electroplating reaction on the tooth root (2), the drill teeth (21) and the drill tip (3) to obtain the artificial diamond drill bit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111356886.XA CN114151015B (en) | 2021-11-16 | 2021-11-16 | Artificial diamond drill bit and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111356886.XA CN114151015B (en) | 2021-11-16 | 2021-11-16 | Artificial diamond drill bit and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114151015A CN114151015A (en) | 2022-03-08 |
| CN114151015B true CN114151015B (en) | 2023-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111356886.XA Active CN114151015B (en) | 2021-11-16 | 2021-11-16 | Artificial diamond drill bit and manufacturing method thereof |
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| Country | Link |
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| CN (1) | CN114151015B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6450271B1 (en) * | 2000-07-21 | 2002-09-17 | Baker Hughes Incorporated | Surface modifications for rotary drill bits |
| CN211058725U (en) * | 2019-11-01 | 2020-07-21 | 大庆长垣能源科技有限公司 | Polycrystalline diamond composite blade wing type drill bit |
| CN211342787U (en) * | 2019-12-27 | 2020-08-25 | 成都高普石油工程技术有限公司 | Efficient well drilling drill bit breaks rock |
| CN213710972U (en) * | 2020-09-10 | 2021-07-16 | 天津达泰实业有限公司 | Diamond rigid body drill bit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8336649B2 (en) * | 2009-02-27 | 2012-12-25 | Atlas Copco Secoroc Llc | Drill bit for earth boring |
-
2021
- 2021-11-16 CN CN202111356886.XA patent/CN114151015B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6450271B1 (en) * | 2000-07-21 | 2002-09-17 | Baker Hughes Incorporated | Surface modifications for rotary drill bits |
| CN211058725U (en) * | 2019-11-01 | 2020-07-21 | 大庆长垣能源科技有限公司 | Polycrystalline diamond composite blade wing type drill bit |
| CN211342787U (en) * | 2019-12-27 | 2020-08-25 | 成都高普石油工程技术有限公司 | Efficient well drilling drill bit breaks rock |
| CN213710972U (en) * | 2020-09-10 | 2021-07-16 | 天津达泰实业有限公司 | Diamond rigid body drill bit |
Non-Patent Citations (1)
| Title |
|---|
| 石油天然气开发用人造金刚石聚晶体及钻头研制情况;金刚石与磨料磨具工程(S2);第19-24页 * |
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| Publication number | Publication date |
|---|---|
| CN114151015A (en) | 2022-03-08 |
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