CN112781455B - Blasting and rock drilling equipment for surface mine exploitation and working method thereof - Google Patents
Blasting and rock drilling equipment for surface mine exploitation and working method thereof Download PDFInfo
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- CN112781455B CN112781455B CN202110128283.8A CN202110128283A CN112781455B CN 112781455 B CN112781455 B CN 112781455B CN 202110128283 A CN202110128283 A CN 202110128283A CN 112781455 B CN112781455 B CN 112781455B
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- water guide
- rod
- drill rod
- rock drilling
- motor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
- F42D3/04—Particular applications of blasting techniques for rock blasting
Abstract
The invention discloses blasting rock drilling equipment for open-pit mine exploitation and a working method thereof, wherein the equipment comprises a moving vehicle body, a connecting seat is hinged on the moving vehicle body, an installation arm is installed on one side of the connecting seat, a lifting seat is installed on one side of the installation arm, an installation plate is movably installed on one side of the lifting seat, a water drum is fixedly installed on one side of the installation plate, a supporting seat is fixedly installed at the bottom of the water drum, a drill rod is rotatably installed at the bottom of the supporting seat, and a helical blade is fixedly installed on the drill rod; the angle and the height of the blasting rock drilling equipment are convenient to adjust, the working requirements of complex environments can be met, the applicability is strong, the blasting rock drilling equipment can simultaneously deal with different types of rocks by combining two modes of rock hammering and drilling, different rock drilling requirements are met, broken stones are discharged through the helical blades, the broken stones are prevented from obstructing rock drilling work, the working efficiency is improved, the blasting rock drilling equipment can automatically cool a drill rod, is rapid and convenient, and the service life of the drill rod and an impact rod is ensured.
Description
Technical Field
The invention relates to the technical field of mining equipment, in particular to blasting rock drilling equipment for surface mine exploitation and a working method thereof.
Background
The rock drill is more common one of mining equipment, mainly used chisels into a deep hole in the rock, make things convenient for follow-up workman to put into the rock cave with the explosive, explode the rock stratum, prepare for follow-up exploitation, traditional blasting rock drilling equipment is not convenient for adjust, can't satisfy the work demand of complex environment, the suitability is poor, this type of blasting rock drilling equipment function is single, can't satisfy different drilling demands, work efficiency is low, and traditional blasting rock drilling equipment can't cool down the drilling rod automatically, can't guarantee the life of drilling rod.
Disclosure of Invention
The invention aims to provide blasting rock drilling equipment for open-pit mine exploitation and a working method thereof, wherein a moving vehicle body is moved to a rock drilling place to be blasted, a moving motor is started, the moving motor drives a lead screw to rotate, the lead screw drives a mounting plate to move and drives a drill rod to move, so that the drill rod is moved above the rock drilling position to be blasted, a rotating cylinder is started, the rotating cylinder drives a connecting seat to rotate, the connecting seat drives a mounting arm to rotate and drives the drill rod to rotate around a hinged position of the connecting seat and the moving vehicle body, and the angle of the drill rod is adjusted, so that the technical problems that the traditional blasting rock drilling equipment is inconvenient to adjust, cannot meet the working requirement of a complex environment and is poor in applicability are solved;
the invention drives the belt pulley to rotate through the lifting motor and drives the lifting belt to rotate, the lifting belt drives the lifting seat to descend and drives the drill rod to descend, so that the bottom of the drill rod is contacted with the rock, the hydraulic cylinder is started, the hydraulic cylinder drives the piston rod to repeatedly move in the drill rod and repeatedly extrudes the impact rod, so that the impact rod repeatedly hammers the rock to crush the rock, the rock drilling motor is started, the rock drilling motor drives the drill rod to positively rotate, the drill rod drills the rock, the drill rod drives the helical blade to rotate while rotating, and drives the crushed stone to ascend, so that the crushed stone is discharged from the opening, the invention adopts the combination of two modes of hammering the rock and drilling, can simultaneously deal with different types of rock, meets different rock drilling requirements, discharges the crushed stone through the helical blade, avoids the crushed stone from obstructing rock drilling work, improves the working efficiency, and solves the problem that the traditional blasting rock drilling equipment has single function, the rock drilling requirements cannot be met, and the working efficiency is low;
the water guide rod is driven to rotate by the water guide motor, the water guide rod drives the water guide plate to rotate, the four water guide holes II are communicated with the four water guide holes I, water in the water cylinder downwards sequentially penetrates through the water guide holes I and the water guide holes II and flows into the water guide groove, the water flows onto the drill rod and the spiral blade through the water guide groove, the drill rod is driven to rotate reversely by the rock drilling motor, and the spiral blade drives the water to flow to the surface and the bottom of the drill rod to cool the drill rod and the impact rod.
The purpose of the invention can be realized by the following technical scheme:
a blasting and rock drilling device for open-pit mine exploitation comprises a moving vehicle body, wherein a connecting seat is hinged to the moving vehicle body, an installation arm is movably installed on one side of the connecting seat, a rotating cylinder is hinged to the moving vehicle body, the end part of an output rod of the rotating cylinder is hinged to the connecting seat, a lifting cylinder is hinged to the connecting seat, and the end part of the output rod of the lifting cylinder is hinged to the installation arm;
a lifting seat is movably mounted on one side of the mounting arm, a mounting plate is movably mounted on one side of the lifting seat, a water drum is fixedly mounted on one side of the mounting plate, a supporting seat is fixedly mounted at the bottom of the water drum, a drill rod is rotatably mounted at the bottom of the supporting seat, and a helical blade is fixedly mounted on the drill rod;
a hydraulic cylinder is fixedly installed on the inner side of the drill rod, a piston rod is movably installed at one end of the hydraulic cylinder, an impact rod is movably installed on the inner side of the drill rod and located below the piston rod, and the bottom end of the impact rod penetrates through the bottom of the drill rod and extends to the outer side of the drill rod;
the water guide device comprises a support seat, a water guide rod, a water guide plate, a drill rod and a water guide plate, wherein the water guide rod is vertically arranged on the inner side of the support seat, the top end of the water guide rod is rotatably connected with the inner wall of the upper side of the support seat, the top end of the water guide rod is fixedly provided with the water guide plate, the water guide plate is rotatably arranged in the upper wall of the support seat, the water guide plate is positioned below a water cylinder, and the bottom end of the water guide rod is rotatably connected with the upper end of the drill rod;
the bottom wall of the water cylinder is provided with a plurality of first water guide holes which are distributed annularly at equal radian, the water guide plate is provided with a plurality of second water guide holes which are distributed annularly at equal radian, the outer peripheral surface of the water guide rod is provided with a plurality of water guide grooves along the vertical direction, the plurality of water guide grooves are distributed annularly at equal radian, the plurality of water guide grooves correspond to the plurality of second water guide holes one by one, and the top ends of the water guide grooves are communicated with the corresponding water guide holes;
the inner side of the supporting seat is fixedly provided with a water guide motor and a rock drilling motor which are distributed up and down, an output shaft of the water guide motor is fixedly provided with a first gear, a water guide rod is fixedly provided with a second gear, the first gear is meshed with the second gear, an output shaft of the rock drilling motor is fixedly provided with a third gear, the top of the peripheral surface of the drill rod is fixedly provided with a fourth gear, and the third gear is meshed with the fourth gear.
Furthermore, transversely be fixed with two slide bars on the lift seat, fixed mounting has two pairs of sliding sleeves on the mounting panel, two pairs of sliding sleeves respectively with two slide bar sliding connection, lift seat fixed mounting has the mobile motor, rotate on the lift seat and install the lead screw, the lead screw is horizontal setting, the output shaft tip of mobile motor and the one end fixed connection of lead screw, lead screw and mounting panel threaded connection.
Furthermore, a plurality of water through holes are formed in the fourth gear, and the plurality of water through holes are distributed annularly in an equal radian.
Further, fixed mounting has uide bushing one on the inner wall of drilling rod, the uide bushing is set up on the piston rod as one set, piston rod and uide bushing one sliding connection, still fixed mounting has two uide bushings two on the inner wall of drilling rod, and two uide bushing sets are established on the impact bar, impact bar and two uide bushing sliding connection, the both sides of impact bar are all seted up flutedly, fixed mounting has two stoppers on the inner wall of drilling rod, and two stoppers are located two recesses respectively.
Further, rotate on the installation arm and install two belt pulleys, two belt pulleys are located the inboard top and the bottom of installation arm respectively, connect through the lifting belt transmission between two belt pulleys, fixed mounting has elevator motor on the installation arm, elevator motor's output shaft tip and one of them belt pulley fixed connection, one side and the lift seat fixed connection of lifting belt.
Further, the installation arm is fixedly provided with two first sliding rails, the connecting seat is fixedly provided with two second sliding blocks, the installation arm is connected with the connecting seat in a sliding mode through the first sliding rails and the second sliding rails, the installation arm is further fixedly provided with the second sliding rails, the lifting seat is fixedly provided with the second sliding blocks, and the lifting seat is connected with the installation arm in a sliding mode through the second sliding blocks and the second sliding rails.
Furthermore, a plurality of openings are opened to the outer wall bottom of supporting seat, and a plurality of openings are the radian annular distribution such as.
Further, the inboard fixed mounting of supporting seat has the baffle, the baffle is located the below of rock drilling motor.
Furthermore, the bottom of supporting seat fixed mounting has the backup pad, circular through-hole has been seted up at the middle part of backup pad, the bottom of drilling rod passes circular through-hole and extends to the below of backup pad.
A working method of blasting rock drilling equipment for surface mine exploitation specifically comprises the following steps:
the method comprises the following steps that firstly, a moving vehicle body moves to a rock drilling place to be blasted, a moving motor is started, the moving motor drives a lead screw to rotate, the lead screw drives a mounting plate to move and drives a drill rod to move, the drill rod moves above the rock drilling position to be blasted, a rotating cylinder is started, the rotating cylinder drives a connecting seat to rotate, the connecting seat drives a mounting arm to rotate, the drill rod is driven to rotate around a hinged position of the connecting seat and the moving vehicle body, and the angle of the drill rod is adjusted;
starting a lifting motor, driving a belt pulley to rotate by the lifting motor, driving a lifting belt to rotate, driving a lifting seat to descend by the lifting belt, driving a drill rod to descend to enable the bottom of the drill rod to be in contact with the rock, starting a hydraulic cylinder, driving a piston rod to move repeatedly in the drill rod by the hydraulic cylinder, repeatedly extruding an impact rod by the piston rod, repeatedly hammering the rock by the impact rod, crushing the rock, starting a rock drilling motor, driving the drill rod to rotate in the forward direction by the rock drilling motor, drilling the rock by the drill rod, driving a helical blade to rotate while the drill rod rotates, driving broken stones to ascend, and discharging the broken stones from an opening;
and step three, starting a water guide motor, driving a water guide rod to rotate by the water guide motor, driving a water guide plate to rotate by the water guide rod, enabling four water guide holes II to be communicated with the four water guide holes I, enabling water in a water cylinder to downwards sequentially penetrate through the water guide holes I and the water guide holes II and flow into a water guide groove, enabling the water to flow onto a drill rod and a spiral blade through the water guide groove, driving the drill rod to reversely rotate through a rock drilling motor, driving water to flow to the surface and the bottom of the drill rod by the spiral blade, and cooling the drill rod and an impact rod.
The invention has the beneficial effects that:
the movable vehicle body is moved to a rock drilling place to be blasted, the movable motor is started, the movable motor drives the screw rod to rotate, the screw rod drives the mounting plate to move and drives the drill rod to move, the drill rod is moved above the rock drilling position to be blasted, the rotating cylinder is started and drives the connecting seat to rotate, the connecting seat drives the mounting arm to rotate and drives the drill rod to rotate around a hinged position of the connecting seat and the movable vehicle body, the angle of the drill rod is adjusted, the angle and the height of the rock drilling equipment are convenient to adjust, the working requirement of a complex environment can be met, and the applicability is strong;
the belt pulley is driven to rotate by the lifting motor, the lifting belt is driven to rotate, the lifting belt drives the lifting seat to descend and drives the drill rod to descend, the bottom of the drill rod is in contact with the rock, the hydraulic cylinder is started, the hydraulic cylinder drives the piston rod to move repeatedly in the drill rod, the piston rod repeatedly extrudes the impact rod, the impact rod repeatedly hammers the rock to crush the rock, the rock drilling motor is started, the drill rod drives the drill rod to rotate in the forward direction, the drill rod drills the rock, the drill rod drives the spiral blades to rotate while rotating, the broken stone is driven to ascend, and the broken stone is discharged from the opening;
the water guide rod is driven to rotate by the water guide motor, the water guide rod drives the water guide plate to rotate, the four water guide holes II are communicated with the four water guide holes I, water in the water cylinder downwards sequentially penetrates through the water guide holes I and the water guide holes II and flows into the water guide groove, the water flows onto the drill rod and the spiral blade through the water guide groove, the drill rod is driven to rotate reversely by the rock drilling motor, the spiral blade drives the water to flow to the surface and the bottom of the drill rod, and the drill rod and the impact rod are cooled.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a perspective view of a blasting rock drilling apparatus for surface mining according to the invention;
fig. 2 is a cross-sectional view of a blasting rock drilling apparatus for surface mining according to the invention;
FIG. 3 is a partial block diagram of a blasting rock drilling apparatus for use in a surface mine in accordance with the present invention;
FIG. 4 is a view of the drill stem and its internal structure of the present invention;
FIG. 5 is a top view of the water deflector of the present invention;
fig. 6 is a top view of gear four of the present invention.
In the figure: 1. moving the vehicle body; 2. mounting an arm; 3. rotating the cylinder; 4. a lifting seat; 5. a water cylinder; 51. a first water guide hole; 6. a supporting seat; 61. an opening; 7. a drill stem; 8. a water guide rod; 81. a water chute; 9. a support plate; 10. a water guide motor; 11. a rock drilling motor; 12. a water guide plate; 121. a second water guide hole; 13. a baffle plate; 14. a connecting seat; 15. a lifting cylinder; 16. a lifting belt; 17. a belt pulley; 18. a lifting motor; 19. a hydraulic cylinder; 20. a piston rod; 21. an impact bar; 22. a first guide sleeve; 23. a second guide sleeve; 24. a limiting block; 25. a helical blade; 26. a fourth gear; 261. a water through hole; 28. mounting a plate; 29. a moving motor; 30. a slide bar.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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.
As shown in fig. 1-6, a blasting and rock drilling device for surface mine exploitation comprises a moving vehicle body 1, wherein a connecting seat 14 is hinged on the moving vehicle body 1, an installation arm 2 is movably installed on one side of the connecting seat 14, a rotating cylinder 3 is hinged on the moving vehicle body 1, the end part of an output rod of the rotating cylinder 3 is hinged with the connecting seat 14, a lifting cylinder 15 is hinged on the connecting seat 14, and the end part of the output rod of the lifting cylinder 15 is hinged with the installation arm 2;
a lifting seat 4 is movably mounted on one side of the mounting arm 2, a mounting plate 28 is movably mounted on one side of the lifting seat 4, a water drum 5 is fixedly mounted on one side of the mounting plate 28, a supporting seat 6 is fixedly mounted at the bottom of the water drum 5, a drill rod 7 is rotatably mounted at the bottom of the supporting seat 6, and a helical blade 25 is fixedly mounted on the drill rod 7;
a hydraulic cylinder 19 is fixedly installed on the inner side of the drill rod 7, a piston rod 20 is movably installed at one end of the hydraulic cylinder 19, an impact rod 21 is movably installed on the inner side of the drill rod 7, the impact rod 21 is located below the piston rod 20, and the bottom end of the impact rod 21 penetrates through the bottom of the drill rod 7 and extends to the outer side of the drill rod 7;
a water guide rod 8 is vertically arranged on the inner side of the supporting seat 6, the top end of the water guide rod 8 is rotatably connected with the inner wall of the upper side of the supporting seat 6, a water guide plate 12 is fixedly mounted at the top end of the water guide rod 8, the water guide plate 12 is rotatably mounted in the upper wall of the supporting seat 6, the water guide plate 12 is positioned below the water cylinder 5, and the bottom end of the water guide rod 8 is rotatably connected with the upper end of the drill rod 7;
the bottom wall of the water barrel 5 is provided with a plurality of first water guide holes 51, the plurality of first water guide holes 51 are distributed annularly at equal radian, the water guide plate 12 is provided with a plurality of second water guide holes 121, the plurality of second water guide holes 121 are distributed annularly at equal radian, the outer peripheral surface of the water guide rod 8 is provided with a plurality of water guide grooves 81 along the vertical direction, the plurality of water guide grooves 81 are distributed annularly at equal radian, the plurality of water guide grooves 81 are in one-to-one correspondence with the plurality of second water guide holes 121, and the top ends of the water guide grooves 81 are communicated with the corresponding second water guide holes 121;
the inboard fixed mounting of supporting seat 6 has water guide motor 10 and rock drilling motor 11, water guide motor 10 and rock drilling motor 11 are upper and lower distribution, fixed mounting has gear one on the output shaft of water guide motor 10, fixed mounting has gear two on the water guide pole 8, gear one and gear two-phase meshing, fixed mounting has gear three on the output shaft of rock drilling motor 11, the outer peripheral face top fixed mounting of drilling rod 7 has gear four 26, gear three meshes with gear four 26 mutually.
Transversely be fixed with two slide bars 30 on the lift seat 4, fixed mounting has two pairs of sliding sleeves on the mounting panel 28, two pairs of sliding sleeves respectively with two slide bar 30 sliding connection, lift seat 4 fixed mounting has moving motor 29, it installs the lead screw to rotate on the lift seat 4, the lead screw is horizontal setting, moving motor 29's output shaft tip and the one end fixed connection of lead screw, lead screw and mounting panel 28 threaded connection.
A plurality of water through holes 261 are formed in the fourth gear 26, and the plurality of water through holes 261 are distributed annularly in an equal radian.
Fixed mounting has uide bushing 22 on the inner wall of drilling rod 7, uide bushing 22 cover is established on piston rod 20, piston rod 20 and uide bushing 22 sliding connection, it has two uide bushing two 23 still to fixed mounting on the inner wall of drilling rod 7, and two uide bushing 23 covers are established on impact beam 21, impact beam 21 and two 23 sliding connection of uide bushing, the recess has all been seted up to impact beam 21's both sides, fixed mounting has two stoppers 24 on the inner wall of drilling rod 7, and two stoppers 24 are located two recesses respectively.
Rotate on the installation arm 2 and install two belt pulleys 17, two belt pulleys 17 are located the inboard top and the bottom of installation arm 2 respectively, are connected through 16 transmissions of lifting belt between two belt pulleys 17, fixed mounting has elevator motor 18 on the installation arm 2, elevator motor 18's output shaft tip and one of them belt pulley 17 fixed connection, one side and the lift seat 4 fixed connection of lifting belt 16.
The mounting arm 2 is fixedly provided with two first sliding rails, the connecting seat 14 is fixedly provided with two second sliding blocks, the mounting arm 2 is connected with the connecting seat 14 in a sliding mode through the first sliding rails and the second sliding rails, the mounting arm 2 is further fixedly provided with the second sliding rails, the lifting seat 4 is fixedly provided with the second sliding blocks, and the lifting seat 4 is connected with the mounting arm 2 in a sliding mode through the second sliding blocks and the second sliding rails.
A plurality of opening 61 has been seted up to the outer wall bottom of supporting seat 6, and a plurality of opening 61 is equal radian annular distribution.
The inboard fixed mounting of supporting seat 6 has baffle 13, baffle 13 is located the below of rock drilling motor 11.
The bottom fixed mounting of supporting seat 6 has backup pad 9, circular through-hole has been seted up at the middle part of backup pad 9, the bottom of drilling rod 7 passes circular through-hole and extends to the below of backup pad 9.
A working method of blasting rock drilling equipment for surface mine exploitation specifically comprises the following steps:
firstly, moving a moving vehicle body 1 to a rock drilling place to be blasted, starting a moving motor 29, driving a lead screw to rotate by the moving motor 29, driving a mounting plate 28 to move by the lead screw, driving a drill rod 7 to move, moving the drill rod 7 to a position above the rock drilling place to be blasted, starting a rotating cylinder 3, driving a connecting seat 14 to rotate by the rotating cylinder 3, driving a mounting arm 2 to rotate by the connecting seat 14, driving the drill rod 7 to rotate around a hinged position of the connecting seat 14 and the moving vehicle body 1, and adjusting the angle of the drill rod 7;
step two, starting a lifting motor 18, driving a belt pulley 17 to rotate by the lifting motor 18, driving a lifting belt 16 to rotate, driving a lifting seat 4 to descend by the lifting belt 16, driving a drill rod 7 to descend, enabling the bottom of the drill rod 7 to be in contact with the rock, starting a hydraulic cylinder 19, driving a piston rod 20 to repeatedly move in the drill rod 7 by the hydraulic cylinder 19, enabling the piston rod 20 to repeatedly extrude an impact rod 21, enabling the impact rod 21 to repeatedly hammer the rock, crushing the rock, starting a rock drilling motor 11, driving the drill rod 7 to rotate in the forward direction by the rock drilling motor 11, drilling the rock by the drill rod 7, driving a helical blade 25 to rotate while the drill rod 7 rotates, driving the crushed stone to ascend, and enabling the crushed stone to be discharged from an opening 61;
and step three, starting the water guide motor 10, driving the water guide rod 8 to rotate by the water guide motor 10, driving the water guide plate 12 to rotate by the water guide rod 8, enabling the four water guide holes II 121 to be communicated with the four water guide holes I51, enabling water in the water barrel 5 to downwards sequentially pass through the water guide holes I51 and the water guide holes II 121 and flow into the water guide groove 81, and flow onto the drill rod 7 and the spiral blade 25 through the water guide groove 81, driving the drill rod 7 to reversely rotate through the rock drilling motor 11, and driving water to flow onto the surface and the bottom of the drill rod 7 by the spiral blade 25 to cool the drill rod 7 and the impact rod 21.
According to the invention, the movable vehicle body 1 is moved to a rock drilling place to be blasted, the movable motor 29 is started, the movable motor 29 drives the screw rod to rotate, the screw rod drives the mounting plate 28 to move and drives the drill rod 7 to move, so that the drill rod 7 is moved above the rock drilling position to be blasted, the rotary cylinder 3 is started, the rotary cylinder 3 drives the connecting seat 14 to rotate, the connecting seat 14 drives the mounting arm 2 to rotate and drives the drill rod 7 to rotate around the hinged position of the connecting seat 14 and the movable vehicle body 1, the angle of the drill rod 7 is adjusted, the angle and the height of the rock drilling equipment are convenient to adjust, the working requirement of a complex environment can be met, and the applicability is strong;
the invention drives the belt pulley 17 to rotate through the lifting motor 18 and drives the lifting belt 16 to rotate, the lifting belt 16 drives the lifting seat 4 to descend and drives the drill rod 7 to descend, so that the bottom of the drill rod 7 is contacted with the rock, the hydraulic cylinder 19 is started, the hydraulic cylinder 19 drives the piston rod 20 to repeatedly move in the drill rod 7, and the piston rod 20 repeatedly presses the impact rod 21, so that the impact rod 21 repeatedly hammers the rock to crush the rock, the rock drilling motor 11 is started, the rock drilling motor 11 drives the drill rod 7 to forwardly rotate, the drill rod 7 drills the rock, the drill rod 7 simultaneously drives the helical blade 25 to rotate and drives the broken stone to ascend, so that the broken stone is discharged from the opening 61, the invention adopts the combination of two modes of hammering the rock and drilling, can simultaneously deal with different types of rock, meet different rock drilling requirements, discharge the broken stone through the helical blade 25, and avoid the broken stone from obstructing the rock drilling work, the working efficiency is improved;
according to the invention, the water guide rod 8 is driven to rotate by the water guide motor 10, the water guide rod 8 drives the water guide plate 12 to rotate, the four water guide holes II 121 are communicated with the four water guide holes I51, water in the water cylinder 5 sequentially passes through the water guide holes I51 and the water guide holes II 121 downwards and flows into the water guide groove 81, and flows onto the drill rod 7 and the spiral blade 25 through the water guide groove 81, the drill rod 7 is driven to rotate reversely by the rock drilling motor 11, and the spiral blade 25 drives water to flow onto the surface and the bottom of the drill rod 7 to cool the drill rod 7 and the impact rod 21.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are 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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. The blasting and rock drilling equipment for the open mine is characterized by comprising a moving vehicle body (1), wherein a connecting seat (14) is hinged to the moving vehicle body (1), an installation arm (2) is movably installed on one side of the connecting seat (14), a rotating cylinder (3) is hinged to the moving vehicle body (1), the end part of an output rod of the rotating cylinder (3) is hinged to the connecting seat (14), a lifting cylinder (15) is hinged to the connecting seat (14), and the end part of the output rod of the lifting cylinder (15) is hinged to the installation arm (2);
a lifting seat (4) is movably mounted on one side of the mounting arm (2), a mounting plate (28) is movably mounted on one side of the lifting seat (4), a water drum (5) is fixedly mounted on one side of the mounting plate (28), a supporting seat (6) is fixedly mounted at the bottom of the water drum (5), a drill rod (7) is rotatably mounted at the bottom of the supporting seat (6), and a spiral blade (25) is fixedly mounted on the drill rod (7);
a hydraulic cylinder (19) is fixedly mounted on the inner side of the drill rod (7), a piston rod (20) is movably mounted at one end of the hydraulic cylinder (19), an impact rod (21) is movably mounted on the inner side of the drill rod (7), the impact rod (21) is located below the piston rod (20), and the bottom end of the impact rod (21) penetrates through the bottom of the drill rod (7) and extends to the outer side of the drill rod (7);
a water guide rod (8) is vertically arranged on the inner side of the supporting seat (6), the top end of the water guide rod (8) is rotatably connected with the inner wall of the upper side of the supporting seat (6), a water guide plate (12) is fixedly installed at the top end of the water guide rod (8), the water guide plate (12) is rotatably installed in the upper wall of the supporting seat (6), the water guide plate (12) is located below the water cylinder (5), and the bottom end of the water guide rod (8) is rotatably connected with the upper end of the drill rod (7);
the bottom wall of the water barrel (5) is provided with a plurality of first water guide holes (51), the plurality of first water guide holes (51) are distributed annularly at equal radian, the water guide plate (12) is provided with a plurality of second water guide holes (121), the plurality of second water guide holes (121) are distributed annularly at equal radian, the outer peripheral surface of the water guide rod (8) is provided with a plurality of water guide grooves (81) along the vertical direction, the plurality of water guide grooves (81) are distributed annularly at equal radian, the plurality of water guide grooves (81) correspond to the plurality of second water guide holes (121) one by one, and the top ends of the water guide grooves (81) are communicated with the corresponding second water guide holes (121);
the inboard fixed mounting of supporting seat (6) has water guide motor (10) and rock drilling motor (11), water guide motor (10) and rock drilling motor (11) are upper and lower and distribute, fixed mounting has gear one on the output shaft of water guide motor (10), fixed mounting has gear two on water guide pole (8), gear one and gear two phase meshing, fixed mounting has gear three on the output shaft of rock drilling motor (11), the outer peripheral face top fixed mounting of drilling rod (7) has gear four (26), gear three meshes with gear four (26) mutually.
2. The blasting rock drilling equipment for the surface mine opening according to claim 1, wherein two sliding rods (30) are transversely fixed on the lifting seat (4), two pairs of sliding sleeves are fixedly installed on the mounting plate (28), the two pairs of sliding sleeves are respectively in sliding connection with the two sliding rods (30), the lifting seat (4) is fixedly provided with a moving motor (29), the lifting seat (4) is rotatably provided with a lead screw, the lead screw is transversely arranged, the end part of an output shaft of the moving motor (29) is fixedly connected with one end of the lead screw, and the lead screw is in threaded connection with the mounting plate (28).
3. The apparatus for rock drilling by blasting for surface mine according to claim 2, wherein the gear four (26) is provided with a plurality of water through holes (261), and the plurality of water through holes (261) are annularly distributed in an equal radian.
4. The blasting and rock drilling equipment for the open pit mine according to claim 3, wherein a first guide sleeve (22) is fixedly installed on the inner wall of the drill rod (7), the first guide sleeve (22) is sleeved on the piston rod (20), the piston rod (20) is slidably connected with the first guide sleeve (22), two second guide sleeves (23) are further fixedly installed on the inner wall of the drill rod (7), the two second guide sleeves (23) are sleeved on the impact rod (21), the impact rod (21) is slidably connected with the second guide sleeves (23), grooves are formed in two sides of the impact rod (21), two limiting blocks (24) are fixedly installed on the inner wall of the drill rod (7), and the two limiting blocks (24) are respectively located in the two grooves.
5. The blasting rock drilling equipment for the surface mine opening according to claim 4, characterized in that the mounting arm (2) is rotatably provided with two belt pulleys (17), the two belt pulleys (17) are respectively positioned at the top and the bottom of the inner side of the mounting arm (2), the two belt pulleys (17) are in transmission connection through a lifting belt (16), the mounting arm (2) is fixedly provided with a lifting motor (18), the end part of an output shaft of the lifting motor (18) is fixedly connected with one of the belt pulleys (17), and one side of the lifting belt (16) is fixedly connected with the lifting seat (4).
6. The blasting rock drilling equipment for the surface mine opening according to claim 5, wherein the mounting arm (2) is fixedly provided with two first sliding rails, the connecting seat (14) is fixedly provided with two second sliding blocks, the mounting arm (2) is slidably connected with the connecting seat (14) through the first sliding rails and the second sliding blocks, the mounting arm (2) is further fixedly provided with two second sliding rails, the lifting seat (4) is fixedly provided with the first sliding block, and the lifting seat (4) is slidably connected with the mounting arm (2) through the first sliding rails and the second sliding rails.
7. The blasting rock drilling equipment for surface mine excavation according to claim 6, characterized in that the bottom of the outer wall of the supporting base (6) is provided with a plurality of openings (61), and the plurality of openings (61) are distributed annularly with equal radian.
8. A surface mine excavation and blasting rock drilling rig according to claim 7, characterized in that a baffle (13) is fixedly mounted to the inside of the support base (6), the baffle (13) being located below the rock drilling motor (11).
9. The blasting rock drilling equipment for surface mine excavation according to claim 8, characterized in that a support plate (9) is fixedly installed at the bottom of the support base (6), a circular through hole is formed in the middle of the support plate (9), and the bottom end of the drill rod (7) penetrates through the circular through hole and extends to the position below the support plate (9).
10. A method of operating a surface mine employing blasting rock drilling equipment according to claim 9, the method including the steps of:
the method comprises the steps that firstly, a moving vehicle body (1) moves to a rock drilling place to be blasted, a moving motor (29) is started, the moving motor (29) drives a lead screw to rotate, the lead screw drives a mounting plate (28) to move and drives a drill rod (7) to move, the drill rod (7) moves above the rock drilling position to be blasted, a rotating cylinder (3) is started, the rotating cylinder (3) drives a connecting seat (14) to rotate, the connecting seat (14) drives a mounting arm (2) to rotate, the drill rod (7) is driven to rotate around a hinged position of the connecting seat (14) and the moving vehicle body (1), and the angle of the drill rod (7) is adjusted;
step two, a lifting motor (18) is started, the lifting motor (18) drives a belt pulley (17) to rotate and drives a lifting belt (16) to rotate, the lifting belt (16) drives a lifting seat (4) to descend and drives a drill rod (7) to descend, so that the bottom of the drill rod (7) is in contact with the rock, a hydraulic cylinder (19) is started, the hydraulic cylinder (19) drives a piston rod (20) to repeatedly move in the drill rod (7), the piston rod (20) repeatedly extrudes an impact rod (21), the impact rod (21) repeatedly hammers the rock and breaks the rock, a rock drilling motor (11) is started, the rock drilling motor (11) drives the drill rod (7) to forwardly rotate, the drill rod (7) drills the rock, the drill rod (7) rotates and simultaneously drives a spiral blade (25) to rotate and drives broken stone to ascend, and the broken stone is discharged from an opening (61);
and step three, starting the water guide motor (10), driving the water guide rod (8) to rotate by the water guide motor (10), driving the water guide plate (12) to rotate by the water guide rod (8), enabling the four water guide holes II (121) to be communicated with the four water guide holes I (51), enabling water in the water barrel (5) to downwards sequentially penetrate through the water guide holes I (51) and the water guide holes II (121) and flow into the water guide groove (81), enabling the water to flow onto the drill rod (7) and the spiral blade (25) through the water guide groove (81), driving the drill rod (7) to reversely rotate through the rock drilling motor (11), driving the water to flow onto the surface and the bottom of the drill rod (7) through the spiral blade (25), and cooling the drill rod (7) and the impact rod (21).
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| CN202110128283.8A CN112781455B (en) | 2021-01-29 | 2021-01-29 | Blasting and rock drilling equipment for surface mine exploitation and working method thereof |
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| CN202110128283.8A CN112781455B (en) | 2021-01-29 | 2021-01-29 | Blasting and rock drilling equipment for surface mine exploitation and working method thereof |
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| CN112781455B true CN112781455B (en) | 2021-12-28 |
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| CN112781455A (en) | 2021-05-11 |
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