CN114753775A - Drilling device suitable for rapid tunneling and using method thereof - Google Patents
Drilling device suitable for rapid tunneling and using method thereof Download PDFInfo
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- CN114753775A CN114753775A CN202210473533.6A CN202210473533A CN114753775A CN 114753775 A CN114753775 A CN 114753775A CN 202210473533 A CN202210473533 A CN 202210473533A CN 114753775 A CN114753775 A CN 114753775A
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- drilling machine
- support frame
- drilling
- body part
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- 238000005553 drilling Methods 0.000 title claims abstract description 112
- 230000005641 tunneling Effects 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 230000002457 bidirectional effect Effects 0.000 claims description 15
- 238000009412 basement excavation Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/003—Supports for the drilling machine, e.g. derricks or masts adapted to be moved on their substructure, e.g. with skidding means; adapted to drill a plurality of wells
-
- 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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a drilling device suitable for rapid tunneling and a using method thereof, wherein the drilling device comprises: a support frame portion; a drill body portion detachably coupled to the support frame portion, the support frame portion driving the drill body portion to move in a vertical direction, the drill body portion comprising: a drilling machine; the horizontal moving mechanism drives the drilling machine to move in the horizontal direction; the slewing mechanism drives the drilling machine to horizontally rotate; and the pitching mechanism drives the drilling machine to vertically rotate so as to adjust the pitching angle. The drilling device can be effectively combined with the rapid tunneling equipment to perform efficient drilling.
Description
Technical Field
The application relates to an in-roadway tunneling technology, in particular to a drilling device suitable for rapid tunneling and a using method thereof.
Background
The drilling detection is a very effective coal mine roadway safe tunneling mode. The drilling water detection and drainage can detect the safety of forward tunneling, and the safe operation of tunneling equipment is realized; the rock burst of the drill hole can balance the pressure intensity of the coal wall of the roadway after tunneling, so that the purpose of maintaining stable ground pressure of the roadway is achieved, and the safe tunneling operation is facilitated.
The drilling needs a large-volume drilling machine, and the position angle of the drilling machine needs to be continuously adjusted according to the drilling needs. The existing drilling operation is very complicated, and operators need to pay a large amount of labor.
Disclosure of Invention
In view of the above, it is desirable to provide a drilling apparatus suitable for rapid excavation and a method for using the same to solve the above problems.
An embodiment of the present application provides a drilling rig suitable for rapid excavation, includes:
a support frame portion;
a drill body portion detachably coupled to the support frame portion, the support frame portion driving the drill body portion to move in a vertical direction, the drill body portion comprising:
a drilling machine;
the horizontal moving mechanism drives the drilling machine to move in the horizontal direction;
the slewing mechanism drives the drilling machine to horizontally rotate; and
and the pitching mechanism drives the drilling machine to vertically rotate so as to adjust the pitching angle.
The drilling machine main body part and the support frame body part are fixedly arranged on the tunneling equipment in a non-working state and can be quickly detached in a working state.
Further, the support frame part includes:
the upper end of each bidirectional telescopic oil cylinder is used for supporting a top plate, the lower end of each bidirectional telescopic oil cylinder is used for supporting a bottom plate, and the main body part of each bidirectional telescopic oil cylinder can move in the vertical direction;
A support frame connected to a main body portion of the bi-directional telescopic cylinder and for mounting the drill main body portion, the support frame comprising:
the two transverse square steels are arranged in parallel, and one end of each transverse square steel is connected with one bidirectional telescopic oil cylinder;
the device comprises two longitudinal square steels, wherein the two longitudinal square steels are arranged in parallel, and one end of each longitudinal square steel is connected with one transverse square steel.
Furthermore, the support frame body part also comprises a plurality of movable supporting legs, and the movable supporting legs are clamped on the bidirectional telescopic oil cylinder to support and reinforce.
Further, the horizontal movement mechanism includes:
the sliding base is fixed on the support frame body part;
the movable sliding block is slidably arranged on the sliding base and is used for bearing the drilling machine;
and the limit stop is fixed on the movable sliding block and can be locked on the sliding base.
Further, a rotary base is connected with the drilling machine;
the outer ring of the supporting bearing is connected with the movable sliding block, and the inner ring of the supporting bearing is connected with the rotary base;
and the indexing pin is inserted into the threaded hole of the outer ring of the support bearing and is lifted to release or lock the support bearing.
Further, the U-shaped fixed baffle is fixed on the rotary base and provided with a plurality of positioning holes;
one end of the rotating shaft is fixed on the drilling machine, and the other end of the rotating shaft penetrates through the positioning hole;
and one end of the limiting shaft is fixed on the drilling machine, and the other end of the limiting shaft penetrates through the positioning hole.
Furthermore, the pitching mechanism further comprises a rotation limiting block, the rotation shaft and the limiting shaft are respectively connected to the rotation limiting block, and the rotation limiting block is detachably arranged on the U-shaped fixing baffle through the positioning hole.
Embodiments of the present invention further provide a method for using a drilling apparatus suitable for fast excavation, which includes the following steps:
the method comprises the following steps: determining a drilling position, detaching the support frame body part from the tunneling equipment, and assembling and fixing a head-on section;
step two: the main body part of the drilling machine is detached from the tunneling equipment and is hoisted and arranged on the body part of the support frame;
step three: adjusting the horizontal position, the vertical position, the horizontal angle and the pitching angle of the drilling machine;
step four: drilling operations are performed.
Furthermore, in the third step, the position of the drilling machine is adjusted through horizontal movement of the movable sliding block and is fixed through the limit stop, the drilling machine is rotated through the support bearing and is locked through the indexing pin, and the pitching angle of the drilling machine is adjusted through adjusting the positions of the limit shaft and the rotary limit block.
Further, after the fourth step, the method further comprises the steps of: and disassembling the drill body part and the support frame body part, and relocating the drill body part and the support frame body part on the tunneling equipment.
Has the beneficial effects that: due to the adoption of the technical scheme, compared with the prior art, the invention has the following beneficial effects:
according to the invention, the drilling device can be detached, recovered and moved by detachably supporting the frame body part and the drilling machine body part, so that the operation is convenient. The support frame body part drives the drilling machine to move in the height direction, the horizontal moving mechanism drives the drilling machine to move in the horizontal direction, the swing mechanism drives the drilling machine to adjust the horizontal angle, and the pitching mechanism drives the drilling machine to adjust the pitching angle, so that the drilling operation is facilitated.
Drawings
Fig. 1 is a front view and a top view of a drilling apparatus suitable for rapid boring according to an embodiment of the present invention.
Fig. 2 is a front view and a top view of a support frame portion of the drilling apparatus.
FIG. 3 is a view from various perspectives of a drill body portion.
Fig. 4 is a schematic diagram of the rig adjusting the pitch angle.
In the figure: 1-a support frame body part, 2-a drilling machine main body part, 101-a bidirectional telescopic oil cylinder, 102-a movable sliding block, 103-transverse square steel, 104-longitudinal square steel, 105-a movable support leg, 201-a sliding base, 202-a movable sliding block, 203-a limit stop, 204-a support bearing, 205-a rotary base, 206-an indexing pin, 207-a U-shaped fixed baffle, 208-a rotary shaft, 209-a limit shaft, 210-a rotary limit block and 211-a drilling machine.
Detailed Description
The embodiments of the present application will be described in conjunction with the drawings in the embodiments of the present application, and it is to be understood that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. The terms "top," "bottom," "upper," "lower," "left," "right," "front," "rear," and the like as used herein are for illustrative purposes only.
Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
The invention provides a drilling device and a method suitable for rapid tunneling, which can perform mechanized drilling detection before a tunneling procedure, judge whether forward tunneling is safe and then perform tunneling; and after the tunneling process is finished, drilling detection is carried out, so that the safety in the tunneled roadway is ensured, and the phenomenon that workers are accidentally injured and tunneling equipment is damaged is avoided.
In order to achieve the purpose, the invention provides the following technical scheme: referring to fig. 1 to 4, a drilling apparatus adapted for rapid tunnelling comprises a support frame part 1 and a drill body part 2. The drilling machine main body part and the support frame body part are fixedly arranged on the tunneling equipment during non-working and can be quickly detached in a working state. The supporting frame body part 1 is quickly installed by workers when the equipment is about to work, can be quickly disassembled and assembled after the operation is finished, has the function of supporting the drilling machine main body part 2, and is arranged on the supporting frame body part 1 through a hoisting mechanism; the drilling machine main body part 2 is fixed above a walking part of the tunneling equipment through screws in a non-working state, and in a working state, the drilling machine main body part 2 and transverse square steel 103 in the support frame body part 1 are fixed through screws and can realize the height adjustment of the drilling machine along with a bidirectional telescopic oil cylinder 101 in the support frame body part 1, the drilling machine main body part 1 can realize the function of the drilling machine, and a movable sliding block 202 in the drilling machine main body part 2 can realize the horizontal movement function; the support bearing 205 and the index pin 206 are matched to realize the rotation function of the drilling machine main body part 2, and the rotation angle of the drilling machine main body can be controlled with high precision; the effective cooperation of the swivel 208, the limiting shaft 209 and the swivel limiting block 210 can realize the pitching function of the main body part 2 of the drilling machine.
The drilling device suitable for fast tunneling is characterized in that the support frame body part 1 comprises a bidirectional telescopic oil cylinder 101, a moving slide block 102, transverse square steel 103, longitudinal square steel 104 and movable support legs 105, wherein the bidirectional telescopic oil cylinder 101 realizes the up-and-down lifting function of a drilling machine main body platform through the telescopic function of the oil cylinder, the upper end supports a top plate, the lower end supports a bottom plate, so that the support frame body part achieves the purpose of jacking up and standing up, and four groups of bidirectional telescopic oil cylinders adjust a support frame to achieve the stability and realize the adjustment of the drilling machine main body part 2 in the height direction; four removal sliders 102 and two-way flexible hydro-cylinder 101 welded fastening, the removal slider 102 in horizontal square steel 103 and the two-way flexible hydro-cylinder 101 group is fixed a position through the fixed pin, horizontal square steel 103 and two sets of vertical square steel 104 of both sides are connected through the fixed pin respectively on the same reason, accomplish the braced frame of support body, movable supporting leg 105 is direct to be blocked on two-way flexible hydro-cylinder 101 at last, every two-way flexible hydro-cylinder 101 department arranges two movable supporting legs 105 from top to bottom, it can prevent that the braced frame of support body part 1 from taking place the upset because of the influence of atress inequality or other environmental conditions, movable supporting leg 105 has played reinforced effect.
The drilling device suitable for rapid tunneling is characterized in that the drilling machine main body part 2 comprises a sliding base 201, a movable sliding block 202, a limit stop 203, a supporting bearing 204, a rotary base 205, an indexing pin 206, a U-shaped fixed baffle 207, a rotary shaft 208, a limit shaft 209, a rotary limit block 210 and a drilling machine 211, wherein the sliding base 201 is connected with a longitudinal square steel 104 through screws, the movable sliding block 202 moves along a slide way to reach a corresponding working position, and the limit stop 203 is fixed with the sliding base 201 through the screws; the outer ring of the support bearing 204 is fixedly connected with the movable sliding block 202 through a bolt, the inner ring of the support bearing is connected with the rotary base 205 through a bolt, so that the rotary base 205 can realize a rotary function, the index pin 206 is inserted into a threaded hole in the outer ring of the support bearing 204, and the rotary positioning function is realized by adjusting the elevation of the index pin; the U-shaped fixing baffle 207 is provided with a plurality of positioning holes, the rotary limiting block is fixed on the U-shaped fixing baffle 207 through screws, the rotary shaft 208 and the limiting shaft 209 are welded on two sides of the drilling machine 211, the two shafts are fixed on the U-shaped fixing baffle through the rotary limiting block 210, and the pitching angle of the drilling machine is adjusted through adjusting the rotary limiting block 210 on the limiting shaft 209.
The use method of the drilling device suitable for fast tunneling comprises the following steps:
the method comprises the following steps: and determining a drilling position, detaching the support frame body part from the tunneling equipment, and assembling and fixing the head-on section.
Before the rapid tunneling work, drilling detection is carried out, the support frame body part 1 is manually placed at the head-on position of a roadway, and the support frame body part 1 is rapidly assembled to form a support frame.
Step two: and (4) detaching the drilling machine main body part from the tunneling equipment, and hoisting and placing the drilling machine main body part on the support frame body part.
After the support frame body part 1 is built, the drilling machine main body part 2 is arranged on the support frame body part 1 through a hoisting mechanism, and a worker quickly fixes the sliding base 201 and the longitudinal square steel 104.
Step three: and adjusting the horizontal position, the vertical position, the horizontal angle and the pitching angle of the drilling machine.
After the drilling equipment is assembled, a worker can horizontally move to adjust the transverse position of the drilling machine through the movable sliding block 202 and the limit stop 203; the rotation angle of the drilling machine is realized by the matching of the support bearing 204 and the index pin 206; the pitching inclination angle of the drilling machine is adjusted by utilizing the rotary shaft 208, the limiting shaft 209 and the rotary limiting block 210; after the position of the drill hole to be detected is aligned, the drilling machine starts drilling.
Step four: drilling operations are performed.
Step five: disassembling the drill body part and the support frame part, and re-arranging the drill body part and the support frame part on the tunneling equipment
After drilling operation and after the forward tunneling range is determined to be safe, the hoisting mechanism places the main body part 2 of the drilling machine in situ, and workers quickly dismount and retract the support frame body part 1;
step five: the tunnelling apparatus works towards a safe working area and the drilling apparatus is ready for the next operation. In addition, those skilled in the art should realize that the above embodiments are illustrative only and not limiting to the present application, and that suitable changes and modifications to the above embodiments are within the scope of the disclosure of the present application as long as they are within the true spirit and scope of the present application.
Claims (10)
1. A drilling apparatus adapted for rapid excavation, comprising:
a support frame portion;
a drill body portion quick-detachably connected to the support frame portion, the support frame portion driving the drill body portion to move in a vertical direction, the drill body portion comprising:
a drilling machine;
the horizontal moving mechanism drives the drilling machine to move in the horizontal direction;
The slewing mechanism drives the drilling machine to horizontally rotate; and
the pitching mechanism drives the drilling machine to vertically rotate so as to adjust a pitching angle;
the drilling machine main body part and the support frame body part are respectively and fixedly arranged on the tunneling equipment in a non-working state and are quickly arranged in a working state.
2. A drilling apparatus adapted for rapid tunnelling in accordance with claim 1, wherein the support frame portion comprises:
the upper end of each bidirectional telescopic oil cylinder is used for supporting a top plate, the lower end of each bidirectional telescopic oil cylinder is used for supporting a bottom plate, and the main body part of each bidirectional telescopic oil cylinder can move in the vertical direction;
a support frame connected to a main body portion of the bi-directional telescopic cylinder and for mounting the drill main body portion, the support frame comprising:
the two transverse square steels are arranged in parallel, and one end of each transverse square steel is connected with one bidirectional telescopic oil cylinder;
the two longitudinal square steels are arranged in parallel, and one end of each longitudinal square steel is connected to one transverse square steel.
3. The drilling rig suitable for rapid tunneling according to claim 2, wherein the support frame further comprises a plurality of movable support legs, and the plurality of movable support legs are clamped on the bidirectional telescopic cylinder for supporting and reinforcing.
4. A drilling apparatus adapted for rapid tunnelling according to claim 1, wherein the horizontal displacement mechanism comprises:
the sliding base is fixed on the support frame body part;
the movable sliding block is slidably arranged on the sliding base and is used for bearing the drilling machine;
and the limit stop is fixed on the movable sliding block and can be locked on the sliding base.
5. A drilling rig adapted for rapid tunnelling according to claim 4, wherein the slewing mechanism comprises:
the rotary base is connected with the drilling machine;
the outer ring of the supporting bearing is connected with the movable sliding block, and the inner ring of the supporting bearing is connected with the rotary base;
and the indexing pin is inserted into the threaded hole of the outer ring of the support bearing and is lifted to release or lock the support bearing.
6. A drilling apparatus adapted for rapid tunnelling as claimed in claim 5, wherein the pitch mechanism further comprises:
the U-shaped fixed baffle is fixed on the rotary base and provided with a plurality of positioning holes;
one end of the rotating shaft is fixed on the drilling machine, and the other end of the rotating shaft penetrates through the positioning hole;
and one end of the limiting shaft is fixed on the drilling machine, and the other end of the limiting shaft penetrates through the positioning hole.
7. The drilling apparatus according to claim 6, wherein the pitching mechanism further comprises a rotation limiting block, the rotation shaft and the limiting shaft are respectively connected to a rotation limiting block, and the rotation limiting block is detachably mounted on the U-shaped fixing baffle through the positioning hole.
8. Use of a drilling device adapted for fast heading according to any of claims 1-7, characterized in that it comprises the following steps:
the method comprises the following steps: determining a drilling position, detaching the support frame body part from the tunneling equipment, and assembling and fixing a head-on section;
step two: the main body part of the drilling machine is detached from the tunneling equipment and is hoisted and arranged on the body part of the support frame;
step three: adjusting the horizontal position, the vertical position, the horizontal angle and the pitching angle of the drilling machine;
step four: drilling operations are performed.
9. The use method according to claim 8, wherein in step three, the position of the drilling machine is adjusted by moving the sliding block horizontally and is fixed by the limit stop, the drilling machine is rotated by the supporting bearing and is locked by the indexing pin, and the pitching angle of the drilling machine is adjusted by adjusting the positions of the limit shaft and the rotation limit stop.
10. The use of claim 8, wherein after step four, further comprising the steps of: and disassembling the drill body part and the support frame body part, and resetting the drill body part and the support frame body part on the tunneling equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210473533.6A CN114753775A (en) | 2022-04-29 | 2022-04-29 | Drilling device suitable for rapid tunneling and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210473533.6A CN114753775A (en) | 2022-04-29 | 2022-04-29 | Drilling device suitable for rapid tunneling and using method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN114753775A true CN114753775A (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210473533.6A Pending CN114753775A (en) | 2022-04-29 | 2022-04-29 | Drilling device suitable for rapid tunneling and using method thereof |
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| CN (1) | CN114753775A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0530294U (en) * | 1991-09-24 | 1993-04-20 | 成和機工株式会社 | Ascending / descending operation mechanism in a drill machine |
| CN201546720U (en) * | 2009-12-02 | 2010-08-11 | 李迎军 | Simple and efficient rock hollowing tunneling machine |
| CN201687399U (en) * | 2010-05-24 | 2010-12-29 | 安徽省皖北煤电集团孟庄煤矿 | Drilling machine capable of positioning fast and accurately |
| CN203891877U (en) * | 2014-06-10 | 2014-10-22 | 安徽理工大学 | Cantilever excavator-mounted digging, anchoring and drilling integrated drilling machine |
| CN106089055A (en) * | 2016-07-12 | 2016-11-09 | 宿迁淮海科技服务有限公司 | A kind of from mobile four stud location base plate anchor rod drilling devices |
| WO2020052351A1 (en) * | 2018-09-12 | 2020-03-19 | 徐州徐工基础工程机械有限公司 | Horizontal directional drilling rig |
| CN214247203U (en) * | 2020-09-03 | 2021-09-21 | 山东天瑞重工有限公司 | Adjustable support for high-speed rock drilling percussion drill |
| CN113882813A (en) * | 2021-09-01 | 2022-01-04 | 庆阳新庄煤业有限公司新庄煤矿 | Coal mine underground rapid tunneling advanced drilling device and method |
-
2022
- 2022-04-29 CN CN202210473533.6A patent/CN114753775A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0530294U (en) * | 1991-09-24 | 1993-04-20 | 成和機工株式会社 | Ascending / descending operation mechanism in a drill machine |
| CN201546720U (en) * | 2009-12-02 | 2010-08-11 | 李迎军 | Simple and efficient rock hollowing tunneling machine |
| CN201687399U (en) * | 2010-05-24 | 2010-12-29 | 安徽省皖北煤电集团孟庄煤矿 | Drilling machine capable of positioning fast and accurately |
| CN203891877U (en) * | 2014-06-10 | 2014-10-22 | 安徽理工大学 | Cantilever excavator-mounted digging, anchoring and drilling integrated drilling machine |
| CN106089055A (en) * | 2016-07-12 | 2016-11-09 | 宿迁淮海科技服务有限公司 | A kind of from mobile four stud location base plate anchor rod drilling devices |
| WO2020052351A1 (en) * | 2018-09-12 | 2020-03-19 | 徐州徐工基础工程机械有限公司 | Horizontal directional drilling rig |
| CN214247203U (en) * | 2020-09-03 | 2021-09-21 | 山东天瑞重工有限公司 | Adjustable support for high-speed rock drilling percussion drill |
| CN113882813A (en) * | 2021-09-01 | 2022-01-04 | 庆阳新庄煤业有限公司新庄煤矿 | Coal mine underground rapid tunneling advanced drilling device and method |
Non-Patent Citations (1)
| Title |
|---|
| 李广;张国新;: "侧卸式钻机机架在掘进生产中的应用与研究", 内蒙古煤炭经济, no. 03, 15 February 2018 (2018-02-15), pages 23 * |
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