CN112524200A - Mining rig drill bit trembles buffer structure - Google Patents
Mining rig drill bit trembles buffer structure Download PDFInfo
- Publication number
- CN112524200A CN112524200A CN202011420295.XA CN202011420295A CN112524200A CN 112524200 A CN112524200 A CN 112524200A CN 202011420295 A CN202011420295 A CN 202011420295A CN 112524200 A CN112524200 A CN 112524200A
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- China
- Prior art keywords
- ring
- drill bit
- fixedly connected
- damping spring
- guide ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 206010044565 Tremor Diseases 0.000 title claims abstract description 19
- 238000005065 mining Methods 0.000 title claims abstract description 17
- 238000013016 damping Methods 0.000 claims abstract description 35
- 238000005553 drilling Methods 0.000 claims abstract description 20
- 230000003139 buffering effect Effects 0.000 claims abstract description 15
- 239000003245 coal Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000005641 tunneling Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
-
- 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
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- Engineering & Computer Science (AREA)
- Geology (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Mining & Mineral Resources (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (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 tremble buffering structure of a drill bit of a mining drilling machine, which belongs to a buffering structure and comprises an outer ring and an inner ring, wherein a supporting beam is fixedly connected to the inner wall of the outer ring, a telescopic rod is fixedly connected to the right side wall of the supporting beam, a first damping spring is nested outside the telescopic rod, a fixing ring is fixedly connected to the upper part of the inner side wall of the inner ring, a first guide ring is fixedly connected to the bottom of the fixing ring, a second damping spring is fixedly connected to the bottom of the first guide ring, a right second guide ring is fixedly connected to the bottom of the second damping spring, and a drill bit is arranged in the second guide ring. The invention has simple structure, the telescopic rod and the first damping spring are arranged between the outer ring and the inner ring, the function of buffering the transverse vibration generated in the tunneling process of the drill bit of the drilling machine can be realized, and the second damping spring and the first guide ring are arranged at the upper part of the second guide ring fixed on the drill bit, so that the impact force generated by the drill bit after penetrating through a certain coal seam to the front can be buffered.
Description
Technical Field
The invention relates to a buffer structure, in particular to a tremble buffer structure of a drill bit of a mining drilling machine.
Background
The drill bit is an integral part of the drilling rig equipment and has the main function of breaking rock and forming a borehole. The rotary drill bit is a drill bit which is commonly used at present, and can rotate under the drive of machinery, so that the whole drill bit is driven to move centripetally, and rocks are cracked and broken through cutting and grinding, so that the effect of drilling downwards is achieved. The drill bit is one of main drilling equipment, and the specification and the shape of the drill bit should be different according to differences of working environments and regional environments, and when drilling is carried out, the drill bit should be reasonably and scientifically selected according to specific needs and specific design schemes. When the drilling machine works, an irregular drilling machine drill bit tremor phenomenon always occurs, tremor causes the advance direction of the drill bit to generate uncontrollable displacement and deviate from a preset track, so that a buffer structure which can be conveniently disassembled and assembled and can reduce drill bit tremor needs to be provided, and the technical personnel in the field provide a mining drilling machine drill bit tremor buffer structure to solve the problems provided in the background technology.
Disclosure of Invention
The invention aims to provide a tremble buffering structure of a drill bit of a mining drilling machine, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a mining rig drill bit tremble buffer structure, includes outer loop and inner ring, the inner ring is located outer loop inner circle central point and puts, fixedly connected with supporting beam on the outer loop inner wall, a supporting beam right side wall fixedly connected with telescopic link, the telescopic link right-hand member adopts fixed connection with the inner ring lateral wall, and the telescopic link outside nestification has a damping spring, and a damping spring left end portion adopts fixed connection with a supporting beam right side wall, the solid fixed ring of inner ring inside wall upper portion fixedly connected with, gu No. one lead the ring of fixed ring bottom fixedly connected with, No. one lead No. two damping spring of ring bottom fixedly connected with, No. two lead the ring in the damping spring bottom fixed connection right side, No. two lead the inside drill.
As a further scheme of the invention: the supporting beam is evenly distributed with 4 groups along the center of the outer ring.
As a still further scheme of the invention: each group supporting beam lateral wall is equipped with 2 groups telescopic link and damping spring No. one.
As a still further scheme of the invention: and a buffer rubber ring is arranged on the inner side of the second damping spring.
As a still further scheme of the invention: the buffer rubber ring is fixedly connected with the bottom of the first guide ring and the top of the second guide ring.
As a still further scheme of the invention: and a spherical buckle is arranged in the middle of the inner wall of the second guide ring.
Compared with the prior art, the invention has the beneficial effects that: the invention has simple structure and convenient use, the telescopic rod and the first damping spring are arranged between the outer ring and the inner ring, the function of buffering the transverse vibration generated in the tunneling process of the drill bit of the drilling machine can be realized, and the second damping spring and the first guide ring are arranged at the upper part of the second guide ring fixed by the drill bit, so that the impact force generated after the drill bit penetrates through a certain coal seam and forwards is buffered, thereby being worthy of popularization.
Drawings
Fig. 1 is a structural schematic diagram of a tremble buffering structure of a drill bit of a mining drilling machine.
Fig. 2 is a schematic structural diagram of a rock damping structure of a drill bit of a mining drilling machine in a top view.
Fig. 3 is a schematic structural diagram of a first guide ring, a second damping spring and a second guide ring in a tremble buffering structure of a drill bit of a mining drilling machine.
In the figure: 1-outer ring, 2-inner ring, 3-supporting beam, 4-telescopic rod, 5-first damping spring, 6-fixing ring, 7-first guide ring, 8-second damping spring, 9-second guide ring, 10-drill bit, 11-buffer rubber ring, and 12-spherical buckle.
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 to 3, in the embodiment of the invention, a mining drill bit tremor buffering structure comprises an outer ring 1 and an inner ring 2, wherein the inner ring 2 is located at the center of an inner ring of the outer ring 1, a supporting beam 3 is fixedly connected to the inner wall of the outer ring 1, a telescopic rod 4 is fixedly connected to the right side wall of the supporting beam 3, the right end of the telescopic rod 4 is fixedly connected to the outer side wall of the inner ring 2, a first damping spring 5 is nested outside the telescopic rod 4, the left end of the first damping spring 5 is fixedly connected to the right side wall of the supporting beam 3, a fixing ring 6 is fixedly connected to the upper portion of the inner side wall of the inner ring 2, a first guide ring 7 is fixedly connected to the bottom of the fixing ring 6, a second damping spring 8 is fixedly connected to the bottom of the first guide ring 7, a right second guide ring 9 is fixedly connected to;
when in use, the power is switched on, the drill bit 10 of the drilling machine is arranged in the middle of the second guide ring 9, the drill bit 10 and the second guide ring 9 are fixed through the spherical buckle 12, the drilling machine is started, the drill bit 10 starts to work, when the drill bit 10 is vibrated during working, the transverse vibration acting force drives the second guide ring 9 to move left and right through the drill bit 10, the second guide ring 9 moves to drive the inner ring 2 to move left and right, the inner ring 2 moves to drive the telescopic rod 4 to extend or shorten, and simultaneously drives the first damping spring 5 to stretch or compress, therefore, the transverse vibration action is buffered by correcting the position of the drill bit 10 through the resilience force of the first damping spring 5, the longitudinal vibration action force drives the second guide ring 9 to move up and down through the drill bit 10, the second guide ring 9 moves to drive the second damping spring 8 to stretch or compress, so as to correct the position of the drill 10 to buffer the longitudinal vibration action through the resilience force of the second damping spring 8.
And 4 groups of the supporting beams 3 are uniformly distributed along the center of the outer ring 1.
And 2 groups of telescopic rods 4 and a damping spring 5 are arranged on the side wall of each group of the supporting beam 3.
And a buffer rubber ring 11 is arranged on the inner side of the second damping spring 8.
The buffer rubber ring 11 is fixedly connected with the bottom of the first guide ring 7 and the top of the second guide ring 9.
And a spherical buckle 12 is arranged in the middle of the inner wall of the second guide ring 9.
The working principle of the invention is as follows: when the invention is used, the power is switched on, the drill bit 10 of the drilling machine is arranged in the middle of the second guide ring 9, the drill bit 10 is fixed with the second guide ring 9 through the spherical buckle 12, the drilling machine is started, the drill bit 10 starts to work, when the drill bit 10 is vibrated during working, the transverse vibration acting force drives the second guide ring 9 to move left and right through the drill bit 10, the second guide ring 9 moves to drive the inner ring 2 to move left and right, the inner ring 2 moves to drive the telescopic rod 4 to extend or shorten, and simultaneously drives the first damping spring 5 to stretch or compress, therefore, the transverse vibration action is buffered by correcting the position of the drill bit 10 through the resilience force of the first damping spring 5, the longitudinal vibration action force drives the second guide ring 9 to move up and down through the drill bit 10, the second guide ring 9 moves to drive the second damping spring 8 to stretch or compress, so as to correct the position of the drill 10 to buffer the longitudinal vibration action through the resilience force of the second damping spring 8.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A tremble buffering structure of a drill bit of a mining drilling machine comprises an outer ring (1) and an inner ring (2), wherein the inner ring (2) is located at the center of the inner ring of the outer ring (1), a supporting beam (3) is fixedly connected onto the inner wall of the outer ring (1), and a telescopic rod (4) is fixedly connected onto the right side wall of the supporting beam (3), and is characterized in that the right end of the telescopic rod (4) is fixedly connected with the outer side wall of the inner ring (2), a damping spring (5) is nested outside the telescopic rod (4), the left end of the damping spring (5) is fixedly connected with the right side wall of the supporting beam (3), a fixing ring (6) is fixedly connected onto the upper portion of the inner side wall of the inner ring (2), a first guide ring (7) is fixedly connected onto the bottom of the fixing ring (6), a second damping spring (8) is fixedly connected onto the bottom of the first guide ring (7), and a right second, and a drill bit (10) is arranged in the second guide ring (9).
2. The mining drill bit tremor cushioning structure of claim 1, characterized in that there are 4 groups of the support beams (3) distributed along the center of the outer ring (1).
3. The mining drill bit tremor buffering structure of claim 1 or 2, characterized in that each set of the supporting beam (3) side walls is provided with 2 sets of telescopic rods (4) and a damping spring (5).
4. The mining drill bit tremor buffering structure of claim 1, characterized in that a buffering rubber ring (11) is arranged inside the second damping spring (8).
5. The mining drill bit tremor buffering structure of claim 1 or 4, wherein the buffering rubber ring (11) is fixedly connected with the bottom of the first guide ring (7) and the top of the second guide ring (9).
6. The mining drill bit tremor buffering structure of claim 1, wherein a spherical snap (12) is arranged in the middle of the inner wall of the second guide ring (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011420295.XA CN112524200A (en) | 2020-12-08 | 2020-12-08 | Mining rig drill bit trembles buffer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011420295.XA CN112524200A (en) | 2020-12-08 | 2020-12-08 | Mining rig drill bit trembles buffer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112524200A true CN112524200A (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011420295.XA Pending CN112524200A (en) | 2020-12-08 | 2020-12-08 | Mining rig drill bit trembles buffer structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN112524200A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115807620A (en) * | 2023-02-06 | 2023-03-17 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) | Drilling equipment and drilling method |
Citations (11)
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|---|---|---|---|---|
| US20020127070A1 (en) * | 2001-03-07 | 2002-09-12 | Mawhinney Matthew W. | Depth sensitive clutch mechanism for drill |
| CN207686614U (en) * | 2017-12-30 | 2018-08-03 | 天津市九方煤矿机械制造有限公司 | A kind of Pneumatic power supporting leg type accessory anchor bolt drilling machine |
| CN207887936U (en) * | 2017-10-20 | 2018-09-21 | 江苏扬碟钻石工具有限公司 | A kind of efficient whole hard alloy cutter |
| US20180290214A1 (en) * | 2017-04-05 | 2018-10-11 | Brian Giffin | Drill bit adapter tool |
| CN108757830A (en) * | 2018-05-25 | 2018-11-06 | 上海工程技术大学 | A kind of vibration absorber of wheel hub motor for distributed electric automobile |
| CN108868649A (en) * | 2018-05-31 | 2018-11-23 | 安徽三山机械制造有限公司 | A kind of lateral buffer structure that trembles of drill bit of drilling machine |
| CN109372455A (en) * | 2018-10-12 | 2019-02-22 | 华北水利水电大学 | A kind of adjustable core-drilling machine of road construction |
| CN208662603U (en) * | 2018-08-20 | 2019-03-29 | 江苏金亚益重工科技有限公司 | A kind of self-righting rotary drilling rig of drill bit |
| CN209255923U (en) * | 2018-11-27 | 2019-08-16 | 东莞市爱瑞戈精密机械有限公司 | A kind of high-performance G slot spiral bit |
| CN210185725U (en) * | 2019-04-10 | 2020-03-27 | 佛山市登诺医疗器械有限公司 | Stable absorbing drill bit |
| CN210264525U (en) * | 2019-04-10 | 2020-04-07 | 邹杰 | Shock attenuation drill bit for oil drilling |
-
2020
- 2020-12-08 CN CN202011420295.XA patent/CN112524200A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020127070A1 (en) * | 2001-03-07 | 2002-09-12 | Mawhinney Matthew W. | Depth sensitive clutch mechanism for drill |
| US20180290214A1 (en) * | 2017-04-05 | 2018-10-11 | Brian Giffin | Drill bit adapter tool |
| CN207887936U (en) * | 2017-10-20 | 2018-09-21 | 江苏扬碟钻石工具有限公司 | A kind of efficient whole hard alloy cutter |
| CN207686614U (en) * | 2017-12-30 | 2018-08-03 | 天津市九方煤矿机械制造有限公司 | A kind of Pneumatic power supporting leg type accessory anchor bolt drilling machine |
| CN108757830A (en) * | 2018-05-25 | 2018-11-06 | 上海工程技术大学 | A kind of vibration absorber of wheel hub motor for distributed electric automobile |
| CN108868649A (en) * | 2018-05-31 | 2018-11-23 | 安徽三山机械制造有限公司 | A kind of lateral buffer structure that trembles of drill bit of drilling machine |
| CN208662603U (en) * | 2018-08-20 | 2019-03-29 | 江苏金亚益重工科技有限公司 | A kind of self-righting rotary drilling rig of drill bit |
| CN109372455A (en) * | 2018-10-12 | 2019-02-22 | 华北水利水电大学 | A kind of adjustable core-drilling machine of road construction |
| CN209255923U (en) * | 2018-11-27 | 2019-08-16 | 东莞市爱瑞戈精密机械有限公司 | A kind of high-performance G slot spiral bit |
| CN210185725U (en) * | 2019-04-10 | 2020-03-27 | 佛山市登诺医疗器械有限公司 | Stable absorbing drill bit |
| CN210264525U (en) * | 2019-04-10 | 2020-04-07 | 邹杰 | Shock attenuation drill bit for oil drilling |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115807620A (en) * | 2023-02-06 | 2023-03-17 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) | Drilling equipment and drilling method |
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