CN115773068A - Automatic rock mass drilling device and method - Google Patents
Automatic rock mass drilling device and method Download PDFInfo
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- CN115773068A CN115773068A CN202310047509.0A CN202310047509A CN115773068A CN 115773068 A CN115773068 A CN 115773068A CN 202310047509 A CN202310047509 A CN 202310047509A CN 115773068 A CN115773068 A CN 115773068A
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Abstract
The invention discloses an automatic rock mass drilling device and a method, and relates to the technical field of drilling, and the automatic rock mass drilling device comprises a fixing device, wherein the fixing device is fixed on a rock mass, the fixing device controls a drilling barrel to ascend and descend, a supporting device is arranged in the drilling barrel, the supporting device is used for supporting and keeping stable in the drilling process, a drilling assembly is also arranged in the drilling barrel, the drilling assembly controls drilling heads to drill through a transmission device, a moving device is arranged on the drilling assembly, the moving device controls the positions of the two drilling heads, and the position of the drilling head is controlled and changed in the drilling process.
Description
Technical Field
The invention relates to the technical field of drilling, in particular to an automatic rock mass drilling device and method.
Background
The drilling machine is the most common mechanical device in the process of mining and development, and the drilling device is driven by the drilling tool to enter the stratum, so that the drilling machine can be used for exploring mineral resources to obtain rock cores, gaseous and liquid mineral samples and the like. However, the current drilling device generally has the problems of low drilling precision, severe device use environment, lubrication failure, short service life and the like, and the utility model with the publication number of CN218117685U discloses a drilling machine for construction, which comprises a main frame and a support base, wherein the support base is a trapezoidal structure formed by a transverse plate and an inclined plate; the drilling mechanism comprises a drill rod arranged on the right side of the support base, and a bearing plate is arranged on the outer side wall of the drill rod; the telescopic mechanism comprises a bottom plate arranged at the top of the supporting base, and a sliding groove is formed in the bottom plate. The utility model relates to a drilling machine for construction, which is fixed on a sliding column through a telescopic rod, and a mounting seat for fixing a drilling mechanism is arranged at the top of the telescopic rod, so that the distance between the drilling mechanism and a bottom plate can be conveniently adjusted through the sliding column, the precision requirement when the bottom plate is moved is reduced, the moving range of the drilling device is larger, and the drilling quality and efficiency are greatly improved; through setting up pneumatic cylinder and second motor, improve the power that the rig crept into, adopt four wings drill bit and diamond blade simultaneously for the drill bit can effectively cut the rock stratum, improves drilling efficiency. However, the patent does not solve the problem of low drilling accuracy when the formation hardness is not uniform.
The invention patent with publication number CN115075731A discloses ore mining vertical drilling equipment in the field of ore mining vertical drilling equipment, which comprises a drilling equipment body, a drilling sinking device, a wrapping type drilling device, an orientation adjusting device and a movable damping component, aiming at the problem that the equipment is easy to tip over due to the reaction force generated by drilling, the invention unloads the reaction force born by the equipment; in order to solve the problems that the deviation of a working site is caused by the rapid deviation of a drill bit during swinging or ore breakage and the existing drilling equipment cannot be self-adaptive to the uneven ground for fixing and supporting, the invention is provided with the wrapping type drilling device, so that the drilling equipment can self-adaptively adjust the fixed sinking height according to the ground height, and simultaneously, the position of the drill bit is limited, and the deviation of the drill bit caused by the change of the force application point can be buffered and corrected. Although the invention has certain correction on the drilling accuracy, the drilling accuracy is improved to a limited extent only by adjusting in a buffering way.
Disclosure of Invention
Aiming at the technical problem, the invention discloses an automatic rock mass drilling device which comprises a fixing device, wherein the fixing device comprises a fixing rod, a plurality of protective housings are arranged on the fixing rod, a motor I is fixedly arranged in each protective housing, a threaded rod is fixedly arranged on a rotating shaft of the motor I, a motor II is fixedly arranged on each threaded rod, a gear I is fixedly arranged on a rotating shaft of the motor II, a rack is meshed on one side of the gear I and is in sliding connection with the fixing rod, the rack is located among the protective housings, a drilling barrel is arranged on the lower side of the rack, and a supporting device and a drilling assembly are arranged in the drilling barrel.
Further, strutting arrangement includes the slotted plate, and the slotted plate is rotatory to be installed in the drilling bucket, the fixed intermediate lamella that is equipped with of drilling bucket, intermediate lamella are located the downside of slotted plate, sliding fit has a plurality of kicking blocks in the intermediate lamella, and the fixed sliding shaft that is equipped with on the kicking block, set up a plurality of chutes on the slotted plate, the sliding shaft cooperation is in the chute, the slotted plate is rotatory by the drive of motor III.
Furthermore, rollers are rotatably arranged in the top block and driven to rotate by a motor IV.
Further, the subassembly of driling includes motor V, and motor V fixed mounting is on driling into the bucket, and fixed being equipped with pivot II in motor V's the pivot, fixed being equipped with sun gear on the pivot II, the bottom mounting of intermediate lamella is equipped with the ring type frame, and the ring type frame internal fixation is equipped with the ring gear, and the meshing has a plurality of planetary gear between ring gear and the sun gear, and planetary gear all rotates to be installed on the carrier, and the carrier is rotatory to be installed the bottom of intermediate lamella, the rotatory commentaries on classics piece that is equipped with of ring type frame lower extreme, the commentaries on classics piece with planetary gear swivelling joint, wherein two planetary gear are equipped with the drilling head through transmission.
Further, transmission includes the fixing base, and fixing base fixed mounting is in on the revolving block, the revolving rack III is equipped with in the rotation on the fixing base, and it has three connecting rod to articulate on the revolving rack III, and the one end of three connecting rod articulates the upside at revolving rack I jointly, and I downside of revolving rack articulates there is three connecting rod, and it has revolving rack II to articulate jointly on the three connecting rod, and II downside of revolving rack are equipped with the drill bit.
Further, the mobile device is equipped with on the revolving block, the mobile device includes the mounting bracket, and mounting bracket fixed mounting is in the downside of fixing base is fixed on the mounting bracket and is equipped with motor VI, and the fixed lead screw that is equipped with in motor VI's the pivot, and sliding fit has the slider on the mounting bracket, and the slider slides with the lead screw cooperation, the pivot and the slider swivelling joint of revolving rack II.
Furthermore, two baffles are slidably mounted on the rotating block, the two baffles are overlapped and arranged in a relative sliding mode, and a rotating shaft of the drilling head is rotatably connected with the baffles.
Furthermore, a slag discharging device is arranged on the drilling barrel and comprises a motor VII, the motor VII is fixedly installed on the drilling barrel, a gear IV is fixedly installed on a rotating shaft of the motor VII, an inner gear is meshed with one side of the gear IV, a spiral lifting barrel is fixedly installed on the outer side of the inner gear, and the spiral lifting barrel is rotatably connected with the drilling barrel.
Further, the invention also discloses an automatic rock drilling method, which comprises the following steps:
step one, detection: the position to be drilled is obtained after detection, and the depth and the angle of drilling are determined.
Step two, positioning: the fixing device is fixed on a rock body, the angle can be determined through different drilling depths of the threaded rod, and the drilling barrel is aligned to the position needing to be drilled.
Step three, drilling: and spirally drilling through two drill bits.
Step four, adjustment: the position of the drilling head is adjusted through a motor VI, the deviation is corrected, and the inner wall is supported through the roller to assist in drilling.
Compared with the prior art, the invention has the beneficial effects that: (1) The fixing device is arranged, and is fixed on a rock mass to drive the drilling barrel and the drilling assembly to drill forwards, so that the drilling direction is ensured, and meanwhile, the stable drilling is ensured; (2) The invention is provided with the supporting device, the top block in the supporting device can be used for supporting through outward extension, so that the stable drilling is further ensured, and meanwhile, the roller is arranged to drive the drilling barrel to move forwards together with the fixing device; (3) According to the invention, drilling is carried out through the drilling assembly, and the planetary speed reducing mechanism is arranged in the drilling assembly, so that stable drilling of the drilling head is ensured, and meanwhile, the drilling head rotates and revolves simultaneously, and the drilling efficiency is improved; (4) The transmission device can ensure that the power of the planetary gear is continuously and stably output to the drilling head through the connection of the connecting rods, and the power transmission cannot be influenced even if the drilling head changes direction and is subjected to resistance in the drilling process; (5) The moving device provided by the invention can change the distance between the two drilling heads, change the drilling direction and bring the drilling heads back to the original position when the drilling heads deviate; (6) The two baffles are mutually overlapped, so that when the two drilling heads move, broken stones and dust can be prevented from entering the rotating block, and the service life of the machine is ensured.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged view of a point a in fig. 1.
Fig. 3 is a partial schematic view of the fastening device of the present invention.
Fig. 4 is a cross-sectional view at F-F in fig. 3.
Fig. 5 is a schematic view of the supporting device of the present invention.
Fig. 6 is a partial schematic part view of the support device of the present invention.
Fig. 7 is an enlarged view at B in fig. 6.
Fig. 8 is a schematic diagram of the internal structure of the top block of the present invention.
Fig. 9 is a first schematic view of the drilling assembly of the present invention.
Figure 10 is a second schematic view of the drilling assembly of the present invention.
Fig. 11 is a schematic view of the transmission of the present invention.
Fig. 12 is an enlarged view at D in fig. 11.
Fig. 13 is an enlarged view at C in fig. 11.
FIG. 14 is a front view of the slag discharging device of the present invention.
Fig. 15 is a cross-sectional view at G-G in fig. 14.
FIG. 16 is an isometric view of a slag removal device of the present invention.
Fig. 17 is an enlarged view at E in fig. 16.
Fig. 18 is a schematic view of the spiral lifting barrel structure of the present invention.
Reference numerals: 1-a fixture; 2-a support device; 3-a drilling assembly; 4-a transmission device; 5-a mobile device; 6, a slag discharging device; 7-drilling a barrel; 101-a fixing rod; 102-a protective shell; 103-motor I; 104-a threaded rod; 105-motor ii; 106-gear I; 107-rack; 201-motor III; 202-rotating shaft I; 203-gear II; 204-gear iii; 205-slotted plate; 206-top block; 207-sliding shaft; 208-a roller; 209-middle plate; 210-a belt; 211-motor iv; 301-sun gear; 302-gear carrier; 303-a planetary gear; 304-a ring frame; 305-gear ring; 306-rotating block; 307-a drill bit; 308-motor V; 309-rotating shaft II; 401-a fixed seat; 402-rotating a frame I; 403-rotating stand II; 404-rotating stand III; 405-a connecting rod; 501-motor VI; 502-a mounting frame; 503-lead screw; 504-a slider; 505-a baffle; 601-motor VII; 602-gear iv; 603-internal gear; 604-spiral lifting the barrel.
Detailed description of the preferred embodiments
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Example (b): the utility model provides an automatic drilling device of rock mass, including fixing device 1, fixing device 1 fixes on the rock mass, fixing device 1 control is crept into bucket 7 and is gone up and down, be equipped with strutting arrangement 2 in the bucket 7 of driling, strutting arrangement 2 is used for supporting and keep stable at the in-process of creeping into, still be equipped with in the bucket 7 and creep into subassembly 3, it creeps into to creep into subassembly 3 through transmission 4 control drilling head 307, it is equipped with mobile device 5 to creep into the subassembly 3, mobile device 5 controls the position of two drilling heads 307, the in-process control of creeping into changes the position of drilling head 307.
Wherein fixing device 1 includes dead lever 101, 4 protective housings 102 are equipped with to the last fixed of dead lever 101, protective housing 102 internal fixation is equipped with motor I103, the fixed threaded rod 104 that is equipped with in the pivot of motor I103, the fixed motor II 105 that is equipped with on dead lever 101, the fixed gear I106 that is equipped with in the pivot of motor II 105, one side meshing of gear I106 has rack 107, rack 107 and dead lever 101 sliding connection, rack 107 lower extreme is fixed to be equipped with and to creep into bucket 7, at first be close to the rock mass with four protective housings 102, start motor I103, motor I103 drives the threaded rod 104 rotatory, it fixes to creep into the rock mass.
The supporting device 2 comprises a motor III 201, the motor III 201 is fixedly installed in the drilling barrel 7, a rotating shaft I202 is fixedly installed on the rotating shaft of the motor III 201, a gear II 203 is fixedly installed on the lower side of the rotating shaft I202, a gear III 204 is meshed with one side of the gear II 203, a slotted plate 205 is fixedly installed on the gear III 204, the slotted plate 205 is rotatably installed in the drilling barrel 7, four inclined grooves are formed in the slotted plate 205, an intermediate plate 209 is fixedly installed in the drilling barrel 7, the intermediate plate 209 is arranged on the lower side of the slotted plate 205, four jacking blocks 206 are slidably installed on the intermediate plate 209, sliding shafts 207 are fixedly installed on the jacking blocks 206, the sliding shafts 207 are matched in the inclined grooves of the slotted plate 205, the slotted plate 205 can rotate to drive the jacking blocks 206 to slide in the intermediate plate 209 through the inclined grooves and the sliding shafts 207 and accordingly support the jacking blocks outwards, a motor IV 211 is fixedly installed in the jacking blocks 206, rollers 208 are connected to the rotating shaft of the motor IV 211 through belts 210, and the rollers 208 are rotatably installed in the jacking blocks 206 to assist in advancing in the drilling process.
The drilling assembly 3 comprises a motor V308, the motor V308 is fixedly installed at the central position of the drilling barrel 7, a rotating shaft II 309 is fixedly installed on the rotating shaft of the motor V308, a central gear 301 is fixedly installed at the lower end of the rotating shaft II 309, through holes are formed in the shaft centers of the gear III 204 and the slotted plate 205, the rotating shaft II 309 penetrates through the through holes to drive the central gear 301 to rotate, a ring-shaped frame 304 is fixedly installed at the lower end of the middle plate 209, a gear ring 305 is fixedly installed in the ring-shaped frame 304, four planetary gears 303 are meshed between the gear ring 305 and the central gear 301, the four planetary gears 303 are rotatably installed on a gear frame 302, the gear frame 302 is rotatably installed at the lower side of the middle plate 209, a rotating block 306 is rotatably installed at the lower side of the ring-shaped frame 304, rotating shafts of the two planetary gears 303 penetrate through the upper surface of the rotating block 306 and are rotatably connected with the rotating block 306, when the central gear 301 rotates, all planetary gears 303 are driven to rotate around the central gear 301, and the rotating block 306 is also driven to rotate on the ring-shaped frame 304 when the planetary gears 303 revolve.
The transmission device 4 comprises a fixed seat 401, the fixed seat 401 is fixedly arranged in a rotating block 306, two rotating frames III 404 are rotatably arranged on the fixed seat 401, the rotating frames III 404 are fixedly connected with the planetary gear 303, the rotating frames III 404 are provided with three supporting rods, each supporting rod is hinged with a connecting rod 405, the lower sides of the three connecting rods 405 are hinged with the upper side of a rotating frame I402 together, the lower side of the rotating frame I402 is hinged with three connecting rods 405, the three connecting rods 405 are hinged with a same rotating frame II 403 together, a drilling head 307 is fixedly arranged at the axis center of the rotating frame II 403, the moving device 5 comprises a mounting frame 502, the mounting frame 502 is fixedly arranged on the lower side of the fixed seat 401, motors VI 501 are fixedly arranged on the two sides of the mounting frame 502, a screw 503 is fixedly arranged on a rotating shaft of the motor VI 501, a sliding block 504 is arranged on the mounting frame 502 in a sliding manner, the sliding block 504 is matched with the screw 503, the screw 503 drives the sliding block 504 to slide in the mounting frame 502, the rotating shaft of the rotating frame II 403 is rotatably connected with the sliding block 504, the motor VI 501 is started to drive the sliding block 504 to slide, the sliding block 504 can drive the rotating frame II 403 to move, the rotating frame II 403 drives the drilling head 307 to change the position, two baffles 505 are arranged on the lower side of the rotating block 306 in a sliding manner, the rotating shaft of the drilling head 307 penetrates through the baffles 505, the two baffles 505 are mutually overlapped and mutually and slidably connected, and when the sliding block 504 drives the rotating frame II 403 and the drilling head 307 to move, the two baffles 505 always seal the rotating block 306 to prevent broken stones from entering.
The slag discharging device 6 comprises a motor VII 601, the motor VII 601 is fixedly installed on the drilling barrel 7, a gear IV 602 is fixedly installed on a rotating shaft of the motor VII 601, an internal gear 603 is meshed with one side of the gear IV 602, a spiral lifting barrel 604 is fixedly installed on the outer side of the internal gear 603, and crushed stones during drilling can be transported backwards through a spiral structure on the inner side of the spiral lifting barrel 604.
The invention also discloses an automatic rock mass drilling method, which comprises the following steps:
step one, detection: the position to be drilled is obtained after detection, and the depth and the angle of drilling are determined.
Step two, positioning: the fixture 1 is secured to the rock mass and the angle can be determined by the depth of penetration of the threaded rod 104 to align the drilling barrel 7 with the desired drilling position.
Step three, drilling: is helically drilled through two drill bits 307.
Step four, adjustment: the position of the drilling head 307 is adjusted through the motor VI 501, the deviation is corrected, and the drilling is assisted through supporting the inner wall.
The working principle is as follows: the fixing device 1 is placed on a rock body, a motor I103 is started to drive a threaded rod 104 to rotate, the threaded rod 104 is rotatably drilled into the rock body to be fixed, a motor II 105 is started, a motor II 105 drives a gear I106 to rotate and drive a rack 107 to move forwards, the rack 107 drives a drilling barrel 7 to drill forwards, a motor III 201 is started, the motor III 201 drives a rotating shaft I202 and a gear II 203 to rotate, the gear II 203 drives a gear III 204 and a slotted plate 205 to rotate, the slotted plate 205 drives a sliding shaft 207 and a top block 206 to slide outwards through a slotted groove until a roller 208 contacts the drilled inner wall, then a motor IV 211 is started, the motor IV 211 drives the roller 208 to rotate, the roller 208 and the rack 107 jointly drive the drilling barrel 7 to move forwards, a motor V308 is started, the motor V308 drives a rotating shaft II 309 and a central gear 301 to rotate, the central gear 301 drives all planetary gears 303 to revolve around the central gear 301 and self-pass under the action of a gear ring 305, and drives the gear frame 302 and the rotating block 306 to rotate together, the planetary gear 303 drives the drilling heads 307 to drill rotationally through the transmission device 4, the two drilling heads 307 also revolve around the axis of the central gear 301 and rotate simultaneously, during the drilling process, if the drilling heads 307 deviate from the position or the position needs to be adjusted, the motor VI 501 is started, the motor VI 501 drives the lead screw 503 to rotate, the lead screw 503 drives the slide block 504 to slide, the slide block 504 drives the rotating frame II 403 to slide along with the slide block 504, during the process, the planetary gear 303 can still transmit the rotating power to the drilling heads 307 uninterruptedly through the matching of the connecting rod 405, and the position is changed to adjust the drilling direction of the drilling heads 307, during the whole process, the motor VII 601 drives the gear IV 602 to rotate, the gear IV 602 drives the spiral lifting barrel 604 to rotate through the internal gear 603, during the forward drilling of the drilling barrel 7, the drilling barrel 7 drives the spiral lifting barrel 604 to extrude the drilled gravel forwards, and the gravel enters the spiral lifting barrel 604 and is transported backwards (the drilling direction is the front direction) through an internal spiral structure.
Claims (9)
1. The utility model provides an automatic drilling equipment of rock mass, a serial communication port, includes fixing device (1), fixing device (1) includes dead lever (101), sets up a plurality of protective housings (102) on dead lever (101), and protective housing (102) internal fixation is equipped with motor I (103), and fixed threaded rod (104) of being equipped with in the pivot of motor I (103), fixed motor II (105) of being equipped with on threaded rod (104), fixed gear I (106) of being equipped with in the pivot of motor II (105), one side meshing of gear I (106) has rack (107), rack (107) and dead lever (101) sliding connection, and rack (107) are located between a plurality of protective housings (102), and drilling bucket (7) are equipped with to the downside of rack (107), be equipped with strutting arrangement (2) and drilling component (3) in drilling bucket (7).
2. An automatic rock drilling device according to claim 1, wherein the support device (2) comprises a slotted plate (205), the slotted plate (205) is rotatably mounted in the drilling barrel (7), an intermediate plate (209) is fixedly mounted in the drilling barrel (7), the intermediate plate (209) is positioned at the lower side of the slotted plate (205), a plurality of jacking blocks (206) are slidably mounted in the intermediate plate (209), a sliding shaft (207) is fixedly mounted on the jacking blocks (206), a plurality of chutes are formed in the slotted plate (205), the sliding shaft (207) is matched in the chutes, and the slotted plate (205) is driven to rotate by a motor III (201).
3. An automatic rock mass drilling device according to claim 2, wherein the jacking block (206) is internally provided with rollers (208), and the rollers (208) are driven to rotate by a motor IV (211).
4. An automatic rock mass drilling device as claimed in claim 3, wherein the drilling assembly (3) comprises a motor V (308), the motor V (308) is fixedly mounted on the drilling barrel (7), a rotating shaft II (309) is fixedly mounted on the rotating shaft of the motor V (308), a central gear (301) is fixedly mounted on the rotating shaft II (309), a ring-shaped frame (304) is fixedly mounted at the bottom end of the intermediate plate (209), a gear ring (305) is fixedly mounted in the ring-shaped frame (304), a plurality of planetary gears (303) are meshed between the gear ring (305) and the central gear (301), the planetary gears (303) are rotatably mounted on a gear frame (302), the gear frame (302) is rotatably mounted at the bottom end of the intermediate plate (209), a rotating block (306) is rotatably mounted at the lower end of the ring-shaped frame (304), the rotating block (306) is rotatably connected with the planetary gears (303), and drilling heads (307) are mounted on two planetary gears (303) through a transmission device (4).
5. An automatic rock mass drilling device as claimed in claim 4, wherein the transmission device (4) comprises a fixed seat (401), the fixed seat (401) is fixedly mounted on the rotating block (306), a rotating frame III (404) is rotatably mounted on the fixed seat (401), three connecting rods (405) are hinged on the rotating frame III (404), one ends of the three connecting rods (405) are hinged on the upper side of the rotating frame I (402) together, the three connecting rods (405) are hinged on the lower side of the rotating frame I (402), a rotating frame II (403) is hinged on the three connecting rods (405) together, and a drilling head (307) is mounted on the lower side of the rotating frame II (403).
6. The automatic rock mass drilling device as claimed in claim 5, wherein the rotating block (306) is provided with a moving device (5), the moving device (5) comprises a mounting frame (502), the mounting frame (502) is fixedly mounted on the lower side of the fixed seat (401), the mounting frame (502) is fixedly provided with a motor VI (501), a screw rod (503) is fixedly arranged on a rotating shaft of the motor VI (501), a sliding block (504) is slidably arranged on the mounting frame (502), the sliding block (504) is matched with the screw rod (503) to slide, and the rotating shaft of the rotating frame II (403) is rotatably connected with the sliding block (504).
7. An automatic rock mass drilling device as claimed in claim 6, wherein two stop plates (505) are slidably mounted on the rotary block (306), the two stop plates (505) are overlapped and slidably arranged relative to each other, and the rotary shaft of the drilling head (307) is rotatably connected with the stop plates (505).
8. The automatic rock mass drilling device as claimed in claim 7, wherein the drilling barrel (7) is provided with a slag discharging device (6), the slag discharging device (6) comprises a motor VII (601), the motor VII (601) is fixedly arranged on the drilling barrel (7), a rotating shaft of the motor VII (601) is fixedly provided with a gear IV (602), one side of the gear IV (602) is engaged with an internal gear (603), the outer side of the internal gear (603) is fixedly provided with a spiral lifting barrel (604), and the spiral lifting barrel (604) is rotatably connected with the drilling barrel (7).
9. An automatic drilling method of a rock mass using the drilling apparatus according to claim 8, characterized by comprising the steps of:
step one, detection: firstly, detecting to obtain a position needing to be drilled, and determining the depth and the angle of drilling;
step two, positioning: fixing the fixing device (1) on a rock body, determining the angle of the drilling barrel (7) through different drilling depths of the threaded rod (104), and aligning the drilling barrel (7) to a position to be drilled;
step three, drilling: auger drilling through two drilling heads (307);
step four, adjustment: the position of the drilling head (307) is adjusted through a motor VI (501), the drilling deviation is corrected, and the roller (208) passes through the supporting inner wall to assist in drilling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310047509.0A CN115773068B (en) | 2023-01-31 | 2023-01-31 | Automatic rock mass drilling device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310047509.0A CN115773068B (en) | 2023-01-31 | 2023-01-31 | Automatic rock mass drilling device and method |
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| CN115773068A true CN115773068A (en) | 2023-03-10 |
| CN115773068B CN115773068B (en) | 2023-04-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117646598A (en) * | 2024-01-30 | 2024-03-05 | 陕西延长石油矿业有限责任公司 | Mine-based two-stage drilling device and application method thereof |
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| CN117646598B (en) * | 2024-01-30 | 2024-04-12 | 陕西延长石油矿业有限责任公司 | Mine-based two-stage drilling device and application method thereof |
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