CN216974746U - Blast hole positioning hole drilling device for mining - Google Patents
Blast hole positioning hole drilling device for mining Download PDFInfo
- Publication number
- CN216974746U CN216974746U CN202220391475.8U CN202220391475U CN216974746U CN 216974746 U CN216974746 U CN 216974746U CN 202220391475 U CN202220391475 U CN 202220391475U CN 216974746 U CN216974746 U CN 216974746U
- Authority
- CN
- China
- Prior art keywords
- drill rod
- drilling
- feeding
- sliding plate
- hole
- 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.)
- Active
Links
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model provides a blast hole positioning hole drilling device for mining, wherein the bottom ends of two slide rail racks are fixedly connected with each other through a plurality of rack bottom plates to form a rack structure; a feeding sliding plate is slidably supported between the slide rail frames through a limiting pulley assembly, and a drill rod driving device for providing drilling power is fixed at the top of the feeding sliding plate; the output end of the drill rod driving device is provided with a drill rod for drilling, the other end of the drill rod penetrates through a drill rod supporting plate, and the drill rod supporting plate is fixed at the head of the rack structure; the feeding sliding plate is connected with a drilling feeding device which is used for driving the feeding sliding plate to slide along the slide rail frame in a matching way. This drill and get device adopts the mode of rotatory drilling to be used for carrying out the preliminary drilling of big gun hole locating hole on hard rock texture to get, has guaranteed the straightness that hangs down and the position precision of big gun hole guiding hole, has effectively prevented directly to adopt down-the-hole drill drilling in-process, takes place the problem of big gun hole slope, guarantees the quality of follow-up big gun hole.
Description
Technical Field
The utility model relates to the field of mining devices, in particular to a blast hole positioning hole drilling device for mining.
Background
In the process of large-scale open-pit mining, in order to improve the mining efficiency, the operation mode of blasting mining is usually adopted, in the blasting process, firstly, blast holes need to be drilled on bedrock, drilling equipment usually adopted at present is a down-the-hole drill, the drilling depth is generally 10-15 m, and for soft rock, when the down-the-hole drill is adopted for primary drilling, the drilling machine can easily drill into rock and soil, the problem of drilling deviation can not occur, and then the position precision and the quality of the follow-up whole blast holes are ensured.
However, for the hard rock structure, if the down-the-hole drill is used to drill the blast hole directly, the drill rod is long, the initial drilling force is large, the vibration impact is large during the drilling process, and the drill bit is easy to shift on the hard bedrock, so that the drill hole is inclined, the whole drill hole is shifted, waste holes are generated, and the blasting effect is also influenced. For the reasons, aiming at the hard rock structure, a blast hole guide hole needs to be drilled firstly, and then a down-the-hole drill is adopted to carry out subsequent blast hole drilling operation along the guide hole.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a blast hole positioning hole drilling device for mining, which is used for preliminarily drilling a blast hole positioning hole on a hard rock structure in a rotary drilling mode, ensures the verticality and position precision of a blast hole guide hole, effectively prevents the problem of blast hole inclination in the process of directly drilling by using a down-the-hole drill, and ensures the quality of subsequent blast holes.
In order to achieve the technical features, the utility model is realized as follows: the blast hole positioning hole drilling device for mining comprises symmetrically arranged slide rail racks, wherein the bottom ends of the two slide rail racks are fixedly connected with each other through a plurality of rack bottom plates to form a rack structure together; a feeding sliding plate is slidably supported between the slide rail frames through a limiting pulley assembly, and a drill rod driving device for providing drilling power is fixed at the top of the feeding sliding plate; the output end of the drill rod driving device is provided with a drill rod for drilling, the other end of the drill rod penetrates through a drill rod supporting plate, and the drill rod supporting plate is fixed at the head of the rack structure; the feeding sliding plate is connected with a drilling feeding device which is used for driving the feeding sliding plate to slide along the slide rail frame in a matching way.
The sliding rail rack is made of channel steel materials in a cutting mode.
The limiting pulley component comprises supporting wheel frames symmetrically arranged at four vertex angle parts of the feeding sliding plate respectively, the tops of the supporting wheel frames are provided with idler wheels through wheel shafts, and the idler wheels are matched with sliding grooves of the sliding rail rack.
Lateral pulleys are symmetrically fixed on two sides of the top of the feeding sliding plate respectively and matched with the inner side wall of the sliding rail rack.
The drill rod driving device comprises a driving motor, the driving motor is fixed to the top end of the feeding sliding plate through a motor supporting seat, a main shaft of the driving motor is connected with an input shaft of a reduction gearbox through a first coupler, the reduction gearbox is fixed to the top of the feeding sliding plate, and an output shaft of the reduction gearbox is fixedly connected with a drill rod through a second coupler and transmits torque.
The first coupler adopts a chain coupler; and the second coupling adopts a flange sleeve coupling.
The drilling feeding device comprises a tail supporting frame fixed at the tail of the rack structure; the top of afterbody support frame has the reduction gear through reduction gear base fixed mounting, and the input shaft of reduction gear links to each other with the main shaft of feeding the motor, and drive sprocket is installed to the output shaft of reduction gear, and drive sprocket passes through chain and driven sprocket meshing transmission, and driven sprocket passes through the shaft support to be installed on the frame bottom plate of frame construction head, and the chain links to each other with fixing the chain connecting plate that feeds the slide bottom fixedly.
And bottom plate mounting holes are processed at the two ends of the two frame bottom plates positioned at the head part and the tail part, and the bottom plate mounting holes are fixedly connected with the engineering mechanical arm through bolts.
The utility model has the following beneficial effects:
1. by adopting the device provided by the utility model, the blast hole positioning hole is initially drilled on the hard rock structure in a rotary drilling mode, the perpendicularity and position precision of the blast hole guide hole are ensured, the problem of blast hole inclination in the process of directly drilling by adopting a down-the-hole drill is effectively prevented, and the quality of subsequent blast holes is ensured.
2. Through the channel steel, a track for the sliding plate to move can be formed, the straightness of the drill rod in the subsequent drilling process is guaranteed, and the problem that the drilled hole is inclined or deviated is solved.
3. The limiting pulley assembly can be used for achieving a good guiding purpose for the feeding sliding plate.
4. The drill rod driving device can be used for providing drilling power for the drill rod.
5. The drilling feeding device can be used for providing feeding power during drilling.
Drawings
The utility model is further illustrated by the following figures and examples.
FIG. 1 is a first perspective three-dimensional view of the present invention.
FIG. 2 is a second perspective three-dimensional view of the present invention.
FIG. 3 is a third perspective three-dimensional view of the present invention.
Fig. 4 is a left side view of the present invention.
Fig. 5 is a view a-a of fig. 4 of the present invention.
FIG. 6 is a first perspective three-dimensional view of the boring bar drive of the present invention.
FIG. 7 is a second perspective three-dimensional view of the boring bar drive of the present invention.
In the figure: the automatic drilling machine comprises a feeding motor 1, a speed reducer 2, a tail supporting frame 3, a speed reducer base 4, a driving chain wheel 5, a chain 6, a bottom plate mounting hole 7, a sliding rail frame 8, a frame bottom plate 9, a motor supporting seat 10, a driving motor 11, a main shaft 12, a first coupler 13, a speed reduction box 14, an output shaft 15, a limiting pulley assembly 16, a feeding sliding plate 17, a second coupler 18, a drill rod 19, a driven chain wheel 20, a drill rod supporting plate 21, an input shaft 22, a chain connecting plate 23, a supporting wheel frame 24, a roller 25 and a lateral pulley 26.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1-7, the blast hole positioning hole drilling device for mining comprises symmetrically arranged slide rail frames 8, wherein the bottom ends of the two slide rail frames 8 are fixedly connected with each other through a plurality of frame bottom plates 9 to form a frame structure; a feeding sliding plate 17 is slidably supported between the slide rail frames 8 through a limiting pulley assembly 16, and a drill rod driving device for providing drilling power is fixed at the top of the feeding sliding plate 17; the output end of the drill rod driving device is provided with a drill rod 19 for drilling, the other end of the drill rod 19 penetrates through a drill rod supporting plate 21, and the drill rod supporting plate 21 is fixed at the head of the frame structure; the feed slide 17 is coupled to a drill feed device for driving the slide along the slide frame 8. The rotary drilling mode is used for preliminarily drilling the blast hole positioning hole on the hard rock structure, the verticality and the position precision of the blast hole guide hole are guaranteed, the problem of blast hole inclination in the process of directly drilling by using a down-the-hole drill is effectively prevented, and the quality of subsequent blast holes is guaranteed. In the specific drilling process, the drill rod 19 is driven by the drill rod driving device, the corresponding drilling action is realized through the drill rod 19, in the drilling process of the drill rod 19, the drill rod 19 is driven by the drilling feeding device to realize feeding, and then the preliminary drilling operation of the blast hole guide hole is realized.
Further, the slide rail frame 8 is made of channel steel materials through cutting. The channel steel can form a moving track of the sliding plate 17, so that the straightness of the drill rod 19 in the subsequent drilling process is guaranteed, and the problem of inclination or deviation of the drilled hole is solved.
Further, the limiting pulley assembly 16 comprises supporting wheel frames 24 respectively and symmetrically installed at four vertex angles of the feeding sliding plate 17, the top of the supporting wheel frame 24 is provided with a roller 25 through a wheel shaft, and the roller 25 is matched with the sliding groove of the sliding rail frame 8. The limiting pulley assembly 16 can be used for guiding the feeding sliding plate 17 well, so that the feeding sliding plate can stably slide along the sliding rail rack 8, and the moving friction force of the feeding sliding plate is effectively reduced.
Furthermore, lateral pulleys 26 are symmetrically fixed on two sides of the top of the feeding sliding plate 17, and the lateral pulleys 26 are matched with the inner side wall of the slide rail rack 8. The lateral pulley 26 can be used for laterally limiting the whole feed sliding plate 17 and preventing the feed sliding plate from shifting during sliding.
Further, the drill rod driving device comprises a driving motor 11, the driving motor 11 is fixed at the top end of the feeding sliding plate 17 through a motor supporting seat 10, a main shaft 12 of the driving motor 11 is connected with an input shaft 22 of a reduction gearbox 14 through a first coupler 13, the reduction gearbox 14 is fixed at the top of the feeding sliding plate 17, and an output shaft 15 of the reduction gearbox 14 is fixedly connected with a drill rod 19 through a second coupler 18 and transmits torque. The drill rod driving device described above can be used to provide drilling power to the drill rod 19. In the working process, the main shaft 12 is driven by the driving motor 11, the first coupling 13 is driven by the main shaft 12, the reduction gearbox 14 is driven by the first coupling 13, the output shaft 15 is driven by the reduction gearbox 14, the second coupling 18 is driven by the output shaft 15, the drill rod 19 is driven by the second coupling 18, and drilling is realized through the drill rod 19.
Further, the first coupling 13 is a chain coupling; the second coupling 18 is a flange-sleeve coupling. The chain coupling can achieve a certain buffering effect.
Further, the drilling feeding device comprises a tail support frame 3 fixed at the tail of the frame structure; the top of the tail support frame 3 is fixedly provided with a speed reducer 2 through a speed reducer base 4, an input shaft of the speed reducer 2 is connected with a main shaft of the feeding motor 1, an output shaft of the speed reducer 2 is provided with a driving chain wheel 5, the driving chain wheel 5 is in meshing transmission with a driven chain wheel 20 through a chain 6, the driven chain wheel 20 is supported and installed on a rack bottom plate 9 at the head of a rack structure through a wheel shaft, and the chain 6 is fixedly connected with a chain connecting plate 23 fixed at the bottom end of the feeding sliding plate 17. The drilling feeding device can be used for providing feeding power during drilling. In the course of the work, through feeding motor 1 drive reduction gear 2, drive sprocket 5 through reduction gear 2, cooperate through drive sprocket 5 and driven sprocket 20, and then realize the transmission of chain 6, will drive the slide 17 that feeds that links to each other fixedly with it through chain 6 and slide along slide rail frame 8.
Furthermore, two ends of two frame bottom plates 9 positioned at the head part and the tail part are processed with bottom plate mounting holes 7, and the bottom plate mounting holes 7 are fixedly connected with the engineering mechanical arm through bolts. Through foretell structure can be used for linking to each other whole device and engineering machine's arm, and then drive whole device through engineering machine's arm and realize the drilling operation.
The working process and principle of the utility model are as follows:
by adopting the blast hole positioning hole drilling device, when a hard rock structure needs to be drilled, firstly, the positioning hole is drilled, in the working process, the position of the frame structure is adjusted, the frame structure and the drill rod 19 are kept parallel to the drilled hole position, then, the drill rod driving device is started, the main shaft 12 is driven by the driving motor 11, the first coupling 13 is driven by the main shaft 12, the reduction gearbox 14 is driven by the first coupling 13, the output shaft 15 is driven by the reduction gearbox 14, the second coupling 18 is driven by the output shaft 15, the drill rod 19 is driven by the second coupling 18, and drilling is realized by the drill rod 19; in the drilling process, the speed reducer 2 is driven by the feeding motor 1, the driving chain wheel 5 is driven by the speed reducer 2, the driving chain wheel 5 is matched with the driven chain wheel 20, the chain 6 is driven, the feeding sliding plate 17 fixedly connected with the chain 6 is driven to slide along the sliding rail rack 8 through the chain 6, the feeding action of the drill rod 19 is realized, after the drill rod is drilled to a certain depth, the drill rod is withdrawn, and the down-the-hole drill is used for continuing subsequent drilling operation.
Claims (8)
1. Device is got to big gun hole locating hole brill of mining, its characterized in that: the sliding rail device comprises symmetrically arranged sliding rail racks (8), wherein the bottom ends of the two sliding rail racks (8) are fixedly connected with each other through a plurality of rack bottom plates (9) to form a rack structure; a feeding sliding plate (17) is slidably supported between the sliding rail frames (8) through a limiting pulley assembly (16), and a drill rod driving device for providing drilling power is fixed at the top of the feeding sliding plate (17); a drill rod (19) for drilling is installed at the output end of the drill rod driving device, the other end of the drill rod (19) penetrates through a drill rod supporting plate (21), and the drill rod supporting plate (21) is fixed at the head of the rack structure; the feeding sliding plate (17) is matched and connected with a drilling feeding device for driving the drilling feeding device to slide along the slide rail rack (8).
2. The mine mining blasthole locating hole drilling device as defined in claim 1, wherein: the sliding rail rack (8) is made of channel steel materials in a cutting mode.
3. The mine mining blasthole locating hole drilling device as defined in claim 1, wherein: the limiting pulley assembly (16) comprises supporting wheel frames (24) which are respectively and symmetrically arranged at four vertex angles of the feeding sliding plate (17), the tops of the supporting wheel frames (24) are provided with idler wheels (25) through wheel shafts, and the idler wheels (25) are matched with sliding grooves of the sliding rail rack (8).
4. The mining blasthole locating hole drilling device as defined in claim 3, wherein: lateral pulleys (26) are symmetrically fixed on two sides of the top of the feeding sliding plate (17), and the lateral pulleys (26) are matched with the inner side wall of the sliding rail rack (8).
5. The mine mining blasthole locating hole drilling device as defined in claim 1, wherein: the drill rod driving device comprises a driving motor (11), the driving motor (11) is fixed to the top end of a feeding sliding plate (17) through a motor supporting seat (10), a main shaft (12) of the driving motor (11) is connected with an input shaft (22) of a reduction gearbox (14) through a first coupler (13), the reduction gearbox (14) is fixed to the top of the feeding sliding plate (17), and an output shaft (15) of the reduction gearbox (14) is fixedly connected with a drill rod (19) through a second coupler (18) and transmits torque.
6. The mining blasthole locating hole drilling device as defined in claim 5, wherein: the first coupling (13) adopts a chain coupling; the second coupling (18) is a flange sleeve coupling.
7. The mine mining blasthole locating hole drilling device as defined in claim 1, wherein: the drilling feeding device comprises a tail supporting frame (3) fixed at the tail of the frame structure; the top of afterbody support frame (3) has reduction gear (2) through reduction gear base (4) fixed mounting, the input shaft of reduction gear (2) links to each other with the main shaft that feeds motor (1), drive sprocket (5) are installed to the output shaft of reduction gear (2), drive sprocket (5) are through chain (6) and driven sprocket (20) meshing transmission, driven sprocket (20) are through shaft support mounting on frame bottom plate (9) of frame construction head, chain (6) are fixed continuous with fixing chain connecting plate (23) in feeding slide (17) bottom.
8. The mine mining blasthole locating hole drilling device as defined in claim 1, wherein: two ends of two frame bottom plates (9) positioned at the head and the tail are processed with bottom plate mounting holes (7), and the bottom plate mounting holes (7) are fixedly connected with the engineering mechanical arm through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220391475.8U CN216974746U (en) | 2022-02-25 | 2022-02-25 | Blast hole positioning hole drilling device for mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220391475.8U CN216974746U (en) | 2022-02-25 | 2022-02-25 | Blast hole positioning hole drilling device for mining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216974746U true CN216974746U (en) | 2022-07-15 |
Family
ID=82355904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220391475.8U Active CN216974746U (en) | 2022-02-25 | 2022-02-25 | Blast hole positioning hole drilling device for mining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216974746U (en) |
-
2022
- 2022-02-25 CN CN202220391475.8U patent/CN216974746U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102654053B (en) | Efficient block digger | |
| CN110080810B (en) | Hydraulic drive type mining roadway anchor cable installation equipment | |
| CN110242300B (en) | Splitting mechanism and tunneling equipment | |
| CN101705820B (en) | Coal drilling machine | |
| CN108560625B (en) | Suspension type multi-bit rotary-impact combined tunneling type engineering grooving machine | |
| CN202745869U (en) | Efficient block mining machine | |
| CN201568055U (en) | Coal drilling machine | |
| CN203626843U (en) | Heading machine suitable for drilling shaft with pilot shaft | |
| CN110905500B (en) | Mine hole wall mining vehicle capable of preventing mine hole from collapsing | |
| CN103850685A (en) | Heading machine applicable to drill vertical well through pioneer well | |
| CN104929517A (en) | Full-hydraulic drill type pressure relieving equipment with double drill bits and pressure relieving method | |
| CN216974746U (en) | Blast hole positioning hole drilling device for mining | |
| EP1689967B1 (en) | Drilling apparatus with anti-vibration inertial body | |
| CN201747370U (en) | Digging machine with machine digging operation function and drill carriage drilling operation function | |
| CN214787174U (en) | Crawler-type engineering drilling machine | |
| CN111764918B (en) | Drilling splitting all-in-one machine | |
| CN113622912B (en) | Outburst elimination technology for coal mining | |
| CN218117695U (en) | Roofbolter with drilling rod direction function | |
| CN209687409U (en) | A kind of anti-bias boring rod set of excavation drilling machine | |
| CN205047151U (en) | Directional rig of level | |
| CN210564358U (en) | Raise boring machine for reaming gold mine | |
| CN103362441A (en) | Novel drill jambo | |
| CN2540508Y (en) | Large diameter plain barrel drilling machine for maine | |
| CN215485994U (en) | Extension arm type combined coal mining machine | |
| CN218206621U (en) | Intelligent drill rod supporting system for rock drilling trolley |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |