CN216741383U - Positioning device for diamond composite drill bit - Google Patents

Positioning device for diamond composite drill bit Download PDF

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Publication number
CN216741383U
CN216741383U CN202122919509.4U CN202122919509U CN216741383U CN 216741383 U CN216741383 U CN 216741383U CN 202122919509 U CN202122919509 U CN 202122919509U CN 216741383 U CN216741383 U CN 216741383U
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CN
China
Prior art keywords
drill bit
drill
positioning device
diamond composite
thread
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Active
Application number
CN202122919509.4U
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Chinese (zh)
Inventor
平庆昌
王传厚
刘绪东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jining Mingshunda Mining Machinery Manufacturing Co ltd
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Jining Mingshunda Mining Machinery Manufacturing Co ltd
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Application filed by Jining Mingshunda Mining Machinery Manufacturing Co ltd filed Critical Jining Mingshunda Mining Machinery Manufacturing Co ltd
Priority to CN202122919509.4U priority Critical patent/CN216741383U/en
Application granted granted Critical
Publication of CN216741383U publication Critical patent/CN216741383U/en
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Abstract

The utility model discloses a positioning device for a diamond composite drill bit, which comprises a drill rod, wherein the top end of the drill rod is screwed with a drill handle, the outer surface of the drill rod is provided with a rotary thread which is wound along the outer surface of the drill rod in an inclined state, the outer surface of the rotary thread is in threaded connection with a positioning device, the bottom end of the drill rod is in threaded connection with a diamond composite drill bit, the device can effectively stabilize and limit the drill bit to prevent the drill bit from slipping when in work by screwing the positioning device on the outer surface of the drill rod, and after the drill bit extends into the drill body, the reverse screw thread is matched with the rotary screw thread to ensure that the positioning device rotates upwards without influencing the extending work of the drill bit, meanwhile, the device is simple, convenient and quick to install, can effectively improve the using effect of the drill bit, is high in overall practicability and wide in application range, and is beneficial to improving the production efficiency.

Description

Positioning device for diamond composite drill bit
Technical Field
The utility model relates to a diamond bit technical field, in particular to a positioner for diamond composite bit.
Background
The diamond composite drill bit belongs to an integrated drill bit, the whole drill bit has no movable parts, the structure is simpler, the diamond composite drill bit has high strength, high wear resistance and impact resistance, the diamond composite drill bit is one of three new technologies of drilling in the world in the 80 th century, along with the improvement of the production technology of the composite sheet and the improvement of the design and manufacture technology of the composite sheet drill bit, the composite sheet drill bit is more and more widely used in geological drilling, coal field drilling, metal mine exploitation, engineering construction, hydropower construction, highway bridge, side slope protection and grouting engineering, and the applicable stratum is more and more wide.
In the actual use process, because the drill bit lacks the location securing device, the drill bit skids extremely easily in the drilling process, leads to the efficiency of can not giving full play to when the drill bit is worked, there are the drilling resistance big, consume energy high and inefficiency scheduling problem, thereby has limited the result of use of diamond bit, so, we provide a positioner for diamond composite drill bit.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a positioner for diamond composite drill bit can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a positioner for diamond composite drill bit, includes the drilling rod, the top spiro union of drilling rod has the drillstock, be provided with rotatory screw thread on the surface of drilling rod, rotatory screw thread is the winding of tilt state along the surface of drilling rod and sets up, just the surface spiro union of rotatory screw thread is equipped with positioner, the bottom spiro union of drilling rod is equipped with diamond composite drill bit.
Preferably, the positioning device comprises: sleeve, trepanning, reverse screw thread and wave form sword.
Preferably, a sleeve hole is formed in the top end of the sleeve, a reverse thread is arranged in the sleeve hole, and the waveform sharp knife is fixedly welded at the bottom end of the sleeve and is annularly arranged along the bottom end of the sleeve.
Preferably, the reverse threads are matched with the rotating threads, and the size of the trepanning is matched with that of the drill rod.
Preferably, the diamond composite drill bit includes: thread block, external screw thread, body and drill bit.
Preferably, the external thread is arranged on the outer surface of the thread block, and the drill bit is fixedly welded at the bottom end of the drill body.
Preferably, an integrally formed structure is arranged between the thread block and the drill body, and the diameter of the thread block is smaller than that of the drill body.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses in, through the surface spiro union positioner at the drilling rod, at the during operation, can effectively stabilize spacingly to the drill bit, prevent that the drill bit from skidding to after the drill bit stretches into the brill body, reverse screw thread and rotatory screw thread and mutually support, positioner is rotatory upwards, does not influence the work of stretching into of drill bit, and the device simple installation is swift simultaneously, can effectively promote the result of use of drill bit, and whole practicality is strong, and application scope is wide, does benefit to improvement production efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the positioning device of the present invention;
fig. 3 is a schematic structural diagram of the diamond composite drill bit of the present invention.
In the figure: 1. a drill stem; 2. a drill shank; 3. rotating the screw thread; 4. a diamond composite drill bit; 401. a thread block; 402. an external thread; 403. drilling a body; 404. a drill bit; 5. a positioning device; 501. a sleeve; 502. trepanning; 503. reversing the thread; 504. a wave-shaped sharp knife.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, 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 relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Examples
Referring to fig. 1-3, the present invention provides a technical solution:
the utility model provides a positioner for diamond composite drill bit, includes drilling rod 1, and the top spiro union of drilling rod 1 has drill handle 2, is provided with rotatory screw thread 3 on the surface of drilling rod 1, and rotatory screw thread 3 is the winding setting of tilt state along the surface of drilling rod 1, and the surface spiro union of rotatory screw thread 3 is equipped with positioner 5, and the bottom spiro union of drilling rod 1 is equipped with diamond composite drill bit 4.
Further, the positioning device 5 includes: the drill bit comprises a sleeve 501, a trepanning 502, a reverse thread 503 and a waveform sharp knife 504, the trepanning 502 is formed in the top end of the sleeve 501, the reverse thread 503 is arranged in the trepanning 502, the waveform sharp knife 504 is fixedly welded at the bottom end of the sleeve 501 and is arranged in an annular shape along the bottom end of the sleeve 501, the reverse thread 503 is matched with a rotary thread 3, the size of the trepanning 502 is matched with that of the drill rod 1, the waveform sharp knife 504 is fixed with a drill body, the drill bit 404 can be effectively stabilized and limited, the drill bit 404 is prevented from slipping, and after the drill bit 404 extends into the drill body, the reverse thread 503 is matched with the rotary thread 3, the positioning device 5 rotates upwards, the extending work of the drill bit 404 is not influenced, and the positioning accuracy in the drilling process is guaranteed.
Further, the diamond composite drill 4 includes: thread block 401, external screw thread 402, bore body 403 and drill bit 404, external screw thread 402 sets up on thread block 401's surface, and the fixed welding of drill bit 404 is in the bottom of bore body 403, is the integrated into one piece structure between thread block 401 and the bore body 403, and the diameter of thread block 401 is less than the diameter of bore body 403, sets up through integrated into one piece for diamond composite bit 4 has better intensity, can effectively promote the result of use of drill bit 404, does benefit to the improvement production efficiency.
It should be noted that, the utility model relates to a positioner for diamond composite drill bit, when using the device, at first with the 5 spiro union assembly of positioner on the surface of drilling rod 1, and wave form sharp sword 504 is unanimous with the direction of drill bit 404, in operation, it is fixed with the brill body to utilize wave form sharp sword 504, and simultaneously, can effectively stabilize spacingly to drill bit 404, prevent that drill bit 404 from skidding, and after drill bit 404 stretches into the brill body, reverse screw 503 and rotatory screw thread 3 and mutually support, positioner 5 is rotatory upwards, do not influence the work of stretching into of drill bit 404, the location precision of drilling in-process has been guaranteed, and the device simple installation is swift, can effectively promote the result of use of drill bit, and whole practicality is strong, application scope is wide, do benefit to improvement production efficiency.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. A positioning device for diamond composite drill bits, comprising a drill rod (1), characterized in that: the top spiro union of drilling rod (1) has drill handle (2), be provided with on the surface of drilling rod (1) rotatory screw thread (3), rotatory screw thread (3) are the winding setting of tilt state along the surface of drilling rod (1), just the surface spiro union of rotatory screw thread (3) is equipped with positioner (5), the bottom spiro union of drilling rod (1) is equipped with diamond composite drill bit (4).
2. A positioning device for a diamond composite drill bit according to claim 1, wherein: the positioning device (5) comprises: a sleeve (501), a trepan (502), a reverse thread (503) and a wave-shaped sharp knife (504).
3. A positioning device for a diamond composite drill bit according to claim 2, wherein: trepanning (502) have been seted up at the top of sleeve (501), be provided with in trepanning (502) and reverse screw thread (503), wave form sharp sword (504) fixed welding is in the bottom of sleeve (501), and is the annular setting along the bottom of sleeve (501).
4. A positioning device for a diamond composite drill bit according to claim 3, wherein: the reverse thread (503) is matched with the rotary thread (3), and the size of the trepanning (502) is matched with that of the drill rod (1).
5. A positioning device for a diamond composite drill bit according to claim 1, wherein: the diamond composite drill (4) comprises: a thread block (401), an external thread (402), a drill body (403) and a drill bit (404).
6. A positioning device for a diamond composite drill bit according to claim 5, wherein: the external thread (402) is arranged on the outer surface of the thread block (401), and the drill bit (404) is fixedly welded at the bottom end of the drill body (403).
7. A positioning device for a diamond composite drill bit according to claim 6, wherein: the thread block (401) and the drill body (403) are in an integral structure, and the diameter of the thread block (401) is smaller than that of the drill body (403).
CN202122919509.4U 2021-11-25 2021-11-25 Positioning device for diamond composite drill bit Active CN216741383U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122919509.4U CN216741383U (en) 2021-11-25 2021-11-25 Positioning device for diamond composite drill bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122919509.4U CN216741383U (en) 2021-11-25 2021-11-25 Positioning device for diamond composite drill bit

Publications (1)

Publication Number Publication Date
CN216741383U true CN216741383U (en) 2022-06-14

Family

ID=81928230

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122919509.4U Active CN216741383U (en) 2021-11-25 2021-11-25 Positioning device for diamond composite drill bit

Country Status (1)

Country Link
CN (1) CN216741383U (en)

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