CN110939393A - Drilling equipment for mining - Google Patents
Drilling equipment for mining Download PDFInfo
- Publication number
- CN110939393A CN110939393A CN201911233678.3A CN201911233678A CN110939393A CN 110939393 A CN110939393 A CN 110939393A CN 201911233678 A CN201911233678 A CN 201911233678A CN 110939393 A CN110939393 A CN 110939393A
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- China
- Prior art keywords
- drilling
- base
- fixed
- sliding
- drilling device
- 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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Links
- 238000005553 drilling Methods 0.000 title claims abstract description 51
- 238000005065 mining Methods 0.000 title claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 238000013016 damping Methods 0.000 claims abstract description 13
- 238000009412 basement excavation Methods 0.000 claims description 5
- 239000004575 stone Substances 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 238000009933 burial Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
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- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
- E21B21/015—Means engaging the bore entrance, e.g. hoods for collecting dust
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a drilling device for mine exploitation, which comprises a base, wherein the upper end surface of the base is provided with a chute, a sliding block is embedded in the chute in a sliding manner, a fixed seat is vertically arranged on the sliding block, the fixed seat is rotatably connected with a rotary table, a fixed sleeve is arranged on the rotary table, a sliding column is embedded in the fixed sleeve in a sliding manner, the lower end part of the sliding column is fixed with an installation plate, a motor is arranged on the installation plate, a transmission shaft is connected below the motor, a drilling barrel is fixed at the lower end part of the transmission shaft, and a folding shade is sleeved outside the drilling; and a damping mechanism is also installed at the bottom of the base. The drilling device for mining can freely adjust the drilling angle and position of the drill cylinder, is convenient and quick to operate, and has high drilling accuracy; a foldable shade is arranged outside the drill cylinder, so that broken stones are prevented from splashing everywhere, and the safety performance is improved; and a damping mechanism is arranged at the bottom of the base, so that the vibration impact generated during drilling is absorbed, and the stability is good.
Description
Technical Field
The invention relates to the technical field of mining equipment, in particular to a drilling device for mine exploitation.
Background
Mining refers to mining natural mineral resources with useful values by manpower or machinery, and the mining is divided into surface mining and underground mining according to the difference of the burial depth of a mineral deposit and the requirement of economic rationality of technology, wherein the part close to the ground and shallower in burial adopts surface mining, and the deep part adopts underground mining.
In the process of mining, can punch the geological formation with drilling equipment earlier usually, most structures of current drilling equipment are complicated, and the control range of boring a section of thick bamboo is limited moreover, the drilling operation of unable adaptation different angles, and the practicality is lower.
Disclosure of Invention
The invention aims to provide a drilling device for mine exploitation, 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 drilling equipment for mining, includes the base, the spout has been seted up to the base up end, sliding fit is equipped with the slider in the spout, the vertical fixing base of installing on the slider, it is connected with the revolving stage to rotate through fixing bolt on the fixing base, install fixed cover on the revolving stage, sliding fit is equipped with the traveller in the fixed cover, install gliding drive assembly about the drive traveller is in fixed cover on the revolving stage, the tip is fixed with the mounting panel under the traveller, be equipped with the motor on the mounting panel, the motor below is connected with the transmission shaft, the tip is fixed with a brill section of thick bamboo under the transmission shaft, brill section of thick bamboo overcoat.
As a further scheme of the invention: the driving assembly comprises a gear and a rack, the gear is installed on the rotary table and is driven by the driving device, the sliding column is provided with the rack which is meshed with the gear for transmission, and one side wall of the fixed sleeve facing the gear is provided with a through groove.
As a further scheme of the invention: the drill cylinder comprises a cylinder body, a ruler discharge groove is spirally formed in the outer cylindrical surface of the cylinder body, and a circle of inverted cone-shaped drill bit is arranged at the bottom of the cylinder body.
As a further scheme of the invention: and the upper end and the lower end of the sliding column are provided with limit blocks.
As a further scheme of the invention: damping device is still installed to the base bottom, damping device includes supporting seat, fixed column and articulated seat, the equal symmetry of fixed column and articulated seat is fixed in base bottom both sides, the cover is equipped with first spring on the fixed column, the tip is connected with the supporting seat under the first spring, is connected with the dead lever between the supporting seat of both sides, sliding sleeve is equipped with two sliding sleeves on the dead lever, is connected with the second spring between two sliding sleeves, it is connected with the connecting rod to rotate between the articulated seat of sliding sleeve and homonymy.
As a further scheme of the invention: the bottom of the supporting seat is provided with an anti-slip convex edge.
As a further scheme of the invention: the rotary table is provided with a dial, and the fixed seat is provided with a pointer.
Compared with the prior art, the invention has the beneficial effects that:
the drilling device for mining can freely adjust the drilling angle and position of the drill cylinder, and can very intuitively and accurately adjust the drilling angle through the dial scale, so that the drilling device is convenient and quick to operate and high in drilling accuracy; a foldable shade is arranged outside the drill cylinder, and an opening at the bottom of the foldable shade is always attached to the surface of the ore, so that broken stones are prevented from splashing everywhere, and the safety performance is improved; and a damping mechanism is arranged at the bottom of the base, so that the vibration impact generated during drilling is absorbed, and the stability is good.
Drawings
FIG. 1 is a schematic structural view of a drilling device for mining;
FIG. 2 is a schematic view of a drive assembly in a drilling apparatus for mining;
FIG. 3 is a perspective view of a drill barrel in a drilling apparatus for mining;
fig. 4 is a schematic structural view of a damping mechanism in a drilling device for mine excavation.
In the figure: 1-base, 2-sliding groove, 3-sliding block, 4-fixed seat, 5-rotary table, 6-fixed bolt, 7-fixed sleeve, 8-sliding column, 9-rack, 10-gear, 11-mounting plate, 12-motor, 13-transmission shaft, 14-drilling barrel, 141-barrel, 142-stone-removing groove, 143-drill bit, 15-folding shade, 16-damping mechanism, 161-supporting seat, 162-fixed rod, 163-fixed column, 164-first spring, 165-sliding sleeve, 166-second spring, 167-hinged seat, 168-connecting rod, 169-anti-skidding convex rib, 17-dial, 18-pointer and 19-limiting block.
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.
It should be noted that, if there is a directional indication (such as up, down, left, right, front, and back) in the embodiment of the present invention, it is only used to explain the relative position relationship between the components, the motion situation, and the like in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
In addition, if the description of "first", "second", etc. is referred to in the present invention, it is used for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
Referring to fig. 1, a drilling device for mine excavation comprises a base 1, wherein a chute 2 is formed in the upper end surface of the base 1, a sliding block 3 is embedded in the chute 2 in a sliding manner, a fixed seat 4 is vertically installed on the sliding block 3, a rotary table 5 is rotatably connected to the fixed seat 4 through a fixed bolt 6, a fixed sleeve 7 is installed on the rotary table 5, a sliding column 8 is embedded in the fixed sleeve 7 in the sliding manner, a driving assembly for driving the sliding column 8 to slide up and down in the fixed sleeve 7 is installed on the rotary table 5, an installation plate 11 is fixed at the lower end of the sliding column 8, a motor 12 is arranged on the installation plate 11, a transmission shaft 13 is connected below the motor 12, a drill cylinder 14 is fixed at the lower end of the transmission shaft 13, and a folding shade;
referring to fig. 2, a specific structure of the driving assembly is not limited, in this embodiment, preferably, the driving assembly includes a gear 10 and a rack 9, the gear 10 is mounted on the turntable 5 and is driven by a driving device, the sliding column 8 is provided with the rack 9 engaged with the gear 10 for transmission, and a through groove is formed in a side wall of the fixing sleeve 7 facing the gear 10; the gear 10 is meshed with the rack 9 for transmission, so that the sliding column 8 is driven to slide up and down along the inner wall of the fixed sleeve 8, and the depth of the drilling cylinder 14 during drilling is adjusted;
referring to fig. 3, the drill barrel 14 includes a barrel 141, a ruler discharge groove 142 is spirally formed on an outer cylindrical surface of the barrel 141, a circle of inverted cone-shaped drill bits 143 is arranged at the bottom of the barrel 141, when the barrel 141 is drilled into a mine, the inverted cone-shaped drill bits 143 can increase local pressure between the drill bits and stones, reduce drilling difficulty, and simultaneously, generated crushed stones can be timely discharged to the outside through the stone discharge groove 142, thereby preventing blockage between the outer wall of the drill barrel 14 and the stones;
in order to avoid the sliding column 8 from being separated from the fixed sleeve 7 in the sliding process in the fixed sleeve 7, the upper end and the lower end of the sliding column 8 are provided with limit blocks 19;
in order to accurately adjust the angle of the drilling barrel 14 drilled into the ore, the rotary table 5 is provided with the dial 17, the fixed seat 4 is provided with the pointer 18, and when the rotary table 5 and the fixed seat 4 rotate relatively, the drilling angle of the drilling barrel 14 can be visually judged through the indication number on the dial 17 indicated by the pointer 18, so that the drilling machine is very convenient.
The working principle of the embodiment is as follows:
during drilling operation, firstly, the base 1 is fixedly placed on the ground, the position of the sliding block 3 in the sliding groove 2 and the included angle between the rotary table 5 and the fixed seat 4 are adjusted according to the position to be drilled, the fixing bolt 6 is screwed after adjustment is finished, the rotary table 5 and the fixed seat 4 are connected and fastened, then the motor 12 is started, the drill cylinder 14 is driven to rotate through the transmission shaft 13, meanwhile, the sliding column 8 is driven to move downwards along the fixed sleeve 7 through meshing transmission of the gear 10 and the rack 9, the drill cylinder 14 is vertically drilled into ores, the folding shade 15 is axially compressed along with the penetration of the drill cylinder 14, the bottom opening of the folding shade is always attached to the surface of the ores, and accordingly crushed stones discharged from the stone discharge groove 142 of the drill cylinder 14 are blocked in the folding shade 15, the splashing of the folded shade is avoided, and the safety performance is improved.
Example 2
Referring to fig. 4, during drilling operation, the base 1 is likely to move due to the large vibration generated between the drill cylinder 14 and the ore, which affects the drilling accuracy, and therefore, the present embodiment is further improved on the basis of embodiment 1, and the improvement is: the bottom of the base 1 is also provided with a damping mechanism 16; the specific structure of the damping mechanism 16 is not limited, in this embodiment, preferably, the damping mechanism 16 includes a support base 161, a fixed column 163 and a hinge base 167, the fixed column 163 and the hinge base 167 are symmetrically fixed at two sides of the bottom of the base 1, a first spring 164 is sleeved on the fixed column 163, the lower end of the first spring 164 is connected with the support base 161, a fixed rod 162 is connected between the support bases 161 at two sides, two sliding sleeves 165 are slidably sleeved on the fixed rod 162, a second spring 166 is connected between the two sliding sleeves 165, and a connecting rod 168 is rotatably connected between the sliding sleeves 165 and the hinge base 167 at the same side;
in order to increase the anti-skid performance of the support seat 161, the bottom of the support seat 161 is provided with an anti-skid rib 169;
specifically, when vibration occurs, the first spring 164 at the bottom of the base 1 correspondingly expands and contracts, so that the distance between the support base 161 and the base 1 changes, accordingly, the sliding sleeve 165 slides along the fixing rod 162, the connecting rod 168 rotates, the second spring 166 expands and contracts, energy absorption is buffered through elastic deformation of the first spring 164 and the second spring 166, and accordingly, the stability of the base 1 is ensured.
The drilling device for mining can freely adjust the drilling angle and position of the drill barrel 14, and can very intuitively and accurately adjust the drilling angle through the dial 17, so that the drilling device is convenient and quick to operate and high in drilling accuracy; a foldable shade 15 is arranged outside the drill cylinder 14, and an opening at the bottom of the foldable shade is always attached to the surface of the ore, so that broken stones are prevented from splashing everywhere, and the safety performance is improved; the damping mechanism is arranged at the bottom of the base 1, so that the shock impact generated during drilling is absorbed, and the stability is good.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (7)
1. The utility model provides a drilling equipment for mining, includes base (1), its characterized in that, spout (2) have been seted up to base (1) up end, sliding fit is equipped with slider (3) in spout (2), vertically install fixing base (4) on slider (3), be connected with revolving stage (5) through fixing bolt (6) rotation on fixing base (4), install fixed cover (7) on revolving stage (5), sliding fit is equipped with traveller (8) in fixed cover (7), install drive traveller (8) on revolving stage (5) and slide about in fixed cover (7) drive assembly, tip is fixed with mounting panel (11) under traveller (8), be equipped with motor (12) on mounting panel (11), motor (12) below is connected with transmission shaft (13), tip is fixed with drill barrel (14) under transmission shaft (13), a folding shade (15) is sleeved outside the drill cylinder (14).
2. The drilling device for mine drilling according to claim 1, wherein the driving assembly comprises a gear (10) and a rack (9), the gear (10) is mounted on the rotary table (5) and is driven by the driving device, the sliding column (8) is provided with the rack (9) which is meshed with the gear (10) for transmission, and one side wall of the fixing sleeve (7) facing the gear (10) is provided with a through groove.
3. The drilling device for mine excavation according to claim 2, characterized in that the drill barrel (14) comprises a barrel body (141), a rule discharge groove (142) is spirally formed on the outer cylindrical surface of the barrel body (141), and a circle of inverted cone-shaped drill bit (143) is arranged at the bottom of the barrel body (141).
4. The drilling device for mine excavation according to claim 2, characterized in that the upper and lower ends of the sliding column (8) are provided with limit blocks (19).
5. The drilling device for mine opening according to claim 3, wherein a damping mechanism (16) is further installed at the bottom of the base (1), the damping mechanism (16) comprises a supporting seat (161), a fixing column (163) and a hinged seat (167), the fixing column (163) and the hinged seat (167) are symmetrically fixed at two sides of the bottom of the base (1), a first spring (164) is sleeved on the fixing column (163), the supporting seat (161) is connected to the lower end of the first spring (164), a fixing rod (162) is connected between the supporting seats (161) at two sides, two sliding sleeves (165) are slidably sleeved on the fixing rod (162), a second spring (166) is connected between the two sliding sleeves (165), and a connecting rod (168) is rotatably connected between the sliding sleeves (165) and the hinged seat (167) at the same side.
6. The drilling device for mine excavation according to claim 5, characterized in that the bottom of the support base (161) is provided with an anti-slip ridge (169).
7. A drilling device for mining operations according to any one of claims 1 to 6, wherein the turntable (5) is provided with a dial (17) and the holder (4) is provided with a pointer (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911233678.3A CN110939393B (en) | 2019-12-05 | 2019-12-05 | Drilling equipment for mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911233678.3A CN110939393B (en) | 2019-12-05 | 2019-12-05 | Drilling equipment for mining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110939393A true CN110939393A (en) | 2020-03-31 |
| CN110939393B CN110939393B (en) | 2021-07-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911233678.3A Active CN110939393B (en) | 2019-12-05 | 2019-12-05 | Drilling equipment for mining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110939393B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482989A (en) * | 2020-11-21 | 2021-03-12 | 株洲天桥舜臣选煤机械有限责任公司 | Drilling equipment for mining |
| CN112502620A (en) * | 2020-11-27 | 2021-03-16 | 株洲天桥舜臣选煤机械有限责任公司 | A high-efficient drilling equipment for mine is opened and is adopted |
| CN112963098A (en) * | 2021-03-02 | 2021-06-15 | 宁夏天地奔牛实业集团有限公司 | Underground mine raise boring machine |
| CN113216864A (en) * | 2021-05-06 | 2021-08-06 | 六盘水师范学院 | Drilling device for tunnel roof rock property components |
| CN113958307A (en) * | 2021-10-12 | 2022-01-21 | 中国矿业大学 | Intelligent telescopic drilling peeping pushing device and using method thereof |
| CN114378327A (en) * | 2020-10-16 | 2022-04-22 | 中航西飞民用飞机有限责任公司 | Independent boring device and posture adjusting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6497296B1 (en) * | 2000-06-05 | 2002-12-24 | Vermeer Manufacturing Company | Anchoring system for a directional drilling machine and methods of use |
| CN202391339U (en) * | 2011-12-13 | 2012-08-22 | 江苏久工重型机械股份有限公司 | Rotary drilling rig with automatically assembled and disassembled balance weight and adjustable barycenter |
| CN205047154U (en) * | 2015-10-08 | 2016-02-24 | 安徽理工大学 | Novel mining clear stifled rig of eye hydraulic pressure that stands |
| CN108005578A (en) * | 2017-12-23 | 2018-05-08 | 郑州国知网络技术有限公司 | A kind of gear regulating type various dimensions mining drilling equipment |
| CN209340410U (en) * | 2019-01-04 | 2019-09-03 | 新诺舜尧(天津)化工设备有限公司 | A kind of motor pump group installation structure-improved |
-
2019
- 2019-12-05 CN CN201911233678.3A patent/CN110939393B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6497296B1 (en) * | 2000-06-05 | 2002-12-24 | Vermeer Manufacturing Company | Anchoring system for a directional drilling machine and methods of use |
| CN202391339U (en) * | 2011-12-13 | 2012-08-22 | 江苏久工重型机械股份有限公司 | Rotary drilling rig with automatically assembled and disassembled balance weight and adjustable barycenter |
| CN205047154U (en) * | 2015-10-08 | 2016-02-24 | 安徽理工大学 | Novel mining clear stifled rig of eye hydraulic pressure that stands |
| CN108005578A (en) * | 2017-12-23 | 2018-05-08 | 郑州国知网络技术有限公司 | A kind of gear regulating type various dimensions mining drilling equipment |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114378327A (en) * | 2020-10-16 | 2022-04-22 | 中航西飞民用飞机有限责任公司 | Independent boring device and posture adjusting method |
| CN112482989A (en) * | 2020-11-21 | 2021-03-12 | 株洲天桥舜臣选煤机械有限责任公司 | Drilling equipment for mining |
| CN112502620A (en) * | 2020-11-27 | 2021-03-16 | 株洲天桥舜臣选煤机械有限责任公司 | A high-efficient drilling equipment for mine is opened and is adopted |
| CN112963098A (en) * | 2021-03-02 | 2021-06-15 | 宁夏天地奔牛实业集团有限公司 | Underground mine raise boring machine |
| CN113216864A (en) * | 2021-05-06 | 2021-08-06 | 六盘水师范学院 | Drilling device for tunnel roof rock property components |
| CN113958307A (en) * | 2021-10-12 | 2022-01-21 | 中国矿业大学 | Intelligent telescopic drilling peeping pushing device and using method thereof |
| CN113958307B (en) * | 2021-10-12 | 2023-12-01 | 中国矿业大学 | Intelligent telescopic drilling peeping pushing device and application method thereof |
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| Publication number | Publication date |
|---|---|
| CN110939393B (en) | 2021-07-06 |
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