CN117684890B - Drilling machine convenient for adjusting height of drill rod for coal mining - Google Patents
Drilling machine convenient for adjusting height of drill rod for coal mining Download PDFInfo
- Publication number
- CN117684890B CN117684890B CN202410106693.6A CN202410106693A CN117684890B CN 117684890 B CN117684890 B CN 117684890B CN 202410106693 A CN202410106693 A CN 202410106693A CN 117684890 B CN117684890 B CN 117684890B
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- Prior art keywords
- drill rod
- main body
- rod main
- drill
- driving
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- 238000005553 drilling Methods 0.000 title claims abstract description 54
- 239000003245 coal Substances 0.000 title claims abstract description 14
- 238000005065 mining Methods 0.000 title claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 230000008602 contraction Effects 0.000 claims description 11
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 239000011295 pitch Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 abstract 1
- 230000009471 action Effects 0.000 description 12
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/14—Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/003—Supports for the drilling machine, e.g. derricks or masts adapted to be moved on their substructure, e.g. with skidding means; adapted to drill a plurality of wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/081—Screw-and-nut feed mechanisms
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/10—Slips; Spiders ; Catching devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints
- E21B19/161—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe
- E21B19/164—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe motor actuated
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/18—Connecting or disconnecting drill bit and drilling pipe
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of drilling machines, and provides a drilling machine which is used for coal mining and is convenient for adjusting the height of a drill rod, and the drilling machine comprises a drilling machine body, a drill rod main body, a drill boom, a rod feeding mechanism, a connecting mechanism, a rod storage mechanism and a rod adding and subtracting mechanism. Through above-mentioned technical scheme, the comparatively limited problem of drilling rod altitude mixture control scope among the prior art has been solved.
Description
Technical Field
The invention relates to the technical field of drilling machines, in particular to a drilling machine which is convenient for adjusting the height of a drill rod and used for coal mining.
Background
The drilling machine consists of machine, machine set and mechanism, and is one kind of mechanical equipment for driving drilling tool to drill underground to obtain physical geological data during exploration and mineral resource development, and has the main effect of driving the drilling tool to crush rock in hole bottom, and to pull or raise drilling tool inside hole.
For example, patent No. CN217632302U discloses a drill rod convenient for height adjustment for coal mining, which uses a screw rod to drive a drill rod main body to move in a sleeve, so as to adjust the length of the drill rod main body in the sleeve, so as to adjust the length of the drill rod, and perform drilling with different depths, but the drill rod main body and the sleeve are fixed in size, although the total length of the drill rod main body and the sleeve can be adjusted, the total length of the drill rod is limited, the highest depth of the drill hole is the total length of the sleeve and the drill rod main body, and the deeper drilling requirement is difficult to meet, so we propose a drill convenient for adjusting the height of the drill rod for coal mining, so as to realize higher-adaptability adjustment of the height of the drill rod.
Disclosure of Invention
The invention provides a drilling machine which is convenient for adjusting the height of a drill rod and used for coal mining, and solves the problem that the height adjusting range of the drill rod is limited in the related art.
The technical scheme of the invention is as follows:
The utility model provides a drilling machine convenient to adjust drilling rod height for coal mining, includes rig organism, drilling rod main part and boom, the top and the bottom of drilling rod main part are provided with thread connection cover and screwed connection head respectively, still includes:
the rod feeding mechanism is used for driving the drill rod main body to move along the drill arm, and comprises:
the movable seat is movably arranged on the drill boom;
the clamping assembly, the clamping assembly sets up remove on the seat, be used for right the drilling rod main part presss from both sides tightly, the clamping assembly includes:
The fixed disc is rotatably arranged on the movable seat, and a through hole for the drill rod main body to pass through is formed in the fixed disc;
The lifting plate can be lifted and rotatably arranged on the movable seat, and a through hole for the drill rod main body to pass through is formed in the lifting plate;
the first connecting rods are provided with a plurality of connecting rods, and the first connecting rods are rotatably arranged on the lifting plate;
The second connecting rod is rotatably arranged on the fixed disc, and one end of the second connecting rod is rotatably connected with the second connecting rod;
the clamping plate is in rotary connection with one end, far away from the first connecting rod, of the second connecting rod, and the clamping plate is in contact with the drill rod main body;
a stall assembly disposed on the movable mount for securing the clamping assembly, the stall assembly comprising:
The compressing plate is movably arranged on the movable seat;
the anti-skid block is arranged on the compacting plate and is contacted with the fixed disk;
The connecting mechanism, the connecting mechanism liftable setting is in on the removal seat for two the drilling rod main part is connected, connecting mechanism includes:
The connecting seat is arranged on the movable seat in a lifting manner;
The driving disc is rotatably arranged on the connecting seat and provided with a through hole for the drill rod main body to pass through;
the driving blocks are arranged in a plurality, and are arranged outside the driving disc in a sliding manner, and springs are arranged between the driving blocks and the driving disc;
a retraction assembly for compressing a plurality of said drive blocks against said drill pipe body surface, said retraction assembly comprising:
the contraction ring is arranged on the connecting seat in a lifting manner;
store the pole mechanism, store the pole mechanism and be used for right the drilling rod main part stores, store the pole mechanism and include:
The support frame is arranged on the drill boom;
the rotating main frame is rotatably arranged on the supporting frame;
The clamping grooves are formed in a plurality, and the clamping grooves are arranged at the outer part of the rotating main frame at equal angles;
the add-subtract pole mechanism, add-subtract pole mechanism is used for carrying the drilling rod main part to mounted position or storage position, add-subtract pole mechanism includes:
the transferring frame is movably arranged on the supporting frame;
The screwing head is in threaded fit with the threaded connecting sleeve, the screwing head is arranged on the transfer frame through an adjusting screw in a threaded mode, and the screw pitches of the adjusting screw and the screwing head are identical;
The drive assembly, drive assembly is used for driving the head of screwing rotates, drive assembly includes:
the driven gear is fixedly sleeved outside the adjusting screw rod;
the driving rack is movably arranged on the transfer frame and meshed with the driven gear.
For spacing the drilling rod main part, the accuracy when guaranteeing to connect still includes the holding ring, the holding ring sets up the top of connecting seat.
In order to ensure the driving stability of the driving block to the drill rod main body, an anti-slip pad is arranged on the driving block and is in contact with the drill rod main body.
To ensure stability of the drill rod drilling, the drill rod drilling device further comprises a stabilizing assembly, wherein the stabilizing assembly comprises:
The rotating frames are arranged and are rotatably arranged on the drill boom;
the stabilizing ring is arranged on the rotating frame and is in contact with the drill rod main body;
The locking bolt is arranged on the rotating frame in a threaded mode, and the locking bolt is in contact with the drill boom.
The working principle and the beneficial effects of the invention are as follows:
1. According to the invention, the drill rod main body is placed in the clamping groove, the plurality of drill rod main bodies are driven to rotate through the rotating main frame, the transferring frame drives the screwing head to move to the position above the corresponding drill rod main body, the driven gear and the adjusting screw are driven to rotate through the driving rack, the screwing head is driven to rotate and descend through the rotation of the adjusting screw, the screw is screwed into the threaded connecting sleeve of the drill rod main body, and the transferring frame can drive the screwing head and the drill rod main body to move to the connecting position.
2. According to the invention, when the height of the drill rod main bodies is increased, the connecting mechanism can be driven to rise to the position of the drill rod main body to be connected through the movement of the moving seat, the clamping assembly is positioned at the top of the original drill rod main body, the original drill rod is fixed through the clamping assembly and the stopping assembly, the driving block is pressed outside the drill rod main body to be connected through the rising of the shrink ring, the driving block and the drill rod main body to be connected are driven to rotate through the driving disk, meanwhile, the connecting seat drives the driving disk, the drill rod main body and the like to descend, so that the threaded connecting sleeve of the drill rod main body to be connected is screwed off from the screwing head, and the threaded connecting head of the drill rod main body to be connected is screwed into the threaded connecting sleeve of the original drill rod main body to be connected.
3. According to the invention, when the heights of the two drill rod bodies are reduced, the screwing head is moved to the upper side of the drill rod body to be disassembled, the movable seat drives the connecting mechanism to move to the position of the drill rod body to be disassembled, the clamping assembly is positioned close to the lower drill rod body and is matched with the stalling assembly to clamp the drill rod body, the driving disc reversely rotates, meanwhile, the connecting seat is lifted, the drill rod body to be disassembled is separated from the lower drill rod body, the screwing head is screwed into the threaded connecting sleeve of the drill rod body to be disassembled, the disassembled drill rod body is moved to the position of the rotating main frame through the movement of the transferring frame and is clamped into the clamping groove, and the two drill rod bodies are disassembled.
4. According to the invention, the driving disc and the driving block can be driven to lift by moving the moving seat, so that the drill rod main body is driven to lift, and meanwhile, the driving disc can drive the driving block and the drill rod main body to rotate, so that the forward, backward and rotation of the drill rod main body are realized, the compression ring descends to be far away from the driving block, and the driving block can be far away from the drill rod main body under the action of the spring, so that the stopping of the drill rod main body is realized.
5. Therefore, compared with the prior art, the screw rod is used for driving the drill rod main body to move in the sleeve to adjust the height of the drill rod, the drill rod main body is clamped by the clamping assembly and the stopping assembly, the drill rod main body is driven to lift and rotate by the lifting of the connecting seat and the rotation of the driving disc and the driving block, so that the connection and the disassembly of the threaded connector and the threaded connecting sleeve between the two drill rod main bodies are realized, and meanwhile, the screw head is used for connecting the drill rod main body to be connected or disassembled, so that the transfer of the drill rod main body is realized, the drill rod main body is transferred from the rotating main frame to the connecting position of the drill arm, or the drill rod main body is transferred from the connecting position of the drill arm to the rotating main frame to be stored, the free adjustment of the quantity of the drill rod main body is realized, and the height of the drill rod main body is adjusted.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of a first view of the present invention;
FIG. 2 is a schematic view of the structure of the rod feeding mechanism and the connecting mechanism according to the present invention at a first view angle;
FIG. 3 is a schematic view of the structure of the rod feeding mechanism and the connecting mechanism according to the present invention at a second view angle;
FIG. 4 is a schematic view of the lever mechanism of the present invention;
FIG. 5 is a schematic view of the structure of the connecting mechanism of the present invention;
FIG. 6 is a schematic view of a storage rod mechanism according to the present invention;
FIG. 7 is a schematic view of the structure of the add-drop lever mechanism of the present invention;
FIG. 8 is a schematic view of a partial enlarged structure of the present invention at A in FIG. 1;
FIG. 9 is a schematic view of a partially enlarged structure of the present invention at B in FIG. 1;
Fig. 10 is a schematic structural view of the second view of the present invention.
In the figure:
1. A drill body; 2. a drill boom; 3. a drill pipe body; 4. a thread connecting sleeve; 5. a threaded connector; 6. a positioning ring;
101. a movable seat; 102. a first motor; 103. a screw rod;
201. A fixed plate; 202. a lifting plate; 203. a first connecting rod; 204. a second connecting rod; 205. a clamping plate; 206. an electric cylinder I; 207. a limiting ring;
301. A compacting plate; 302. an anti-skid block; 303. an electric cylinder II;
401. a connecting seat; 402. a drive plate; 403. a driving block; 404. an electric cylinder III; 405. a second motor; 406. a drive gear; 407. a fixing ring; 408. a driven toothed ring; 409. a slide bar; 410. a spring; 411. an anti-slip pad;
501. a shrink ring; 502. an electric cylinder IV; 503. a ball;
601. a support frame; 602. rotating the main frame; 603. a clamping groove; 604. a third motor;
701. a transfer rack; 702. screwing the head; 703. an electric cylinder V; 704. adjusting a screw;
801. a driven gear; 802. a drive rack; 803. an electric cylinder six;
901. A rotating frame; 902. a stabilizing ring; 903. a locking bolt.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 10, this embodiment provides a drilling machine for coal mining, which is convenient for adjusting the height of a drill rod, and comprises a drilling machine body 1, a drill rod main body 3 and a drill boom 2, wherein the top end and the bottom end of the drill rod main body 3 are respectively provided with a thread connecting sleeve 4 and a thread connecting sleeve 5, and further comprises a rod feeding mechanism, a connecting mechanism, a rod storage mechanism and a rod adding and subtracting mechanism.
The rod feeding mechanism is used for driving the drill rod main body 3 to move along the drill boom 2, the rod feeding mechanism comprises a moving seat 101, a clamping component and a stopping component, the moving seat 101 is movably arranged on the drill boom 2, specifically, a first motor 102 is arranged on the drill boom 2, a lead screw 103 is arranged at the output end of the first motor 102, the moving seat 101 is in threaded fit with the lead screw 103, the moving seat 101 is in sliding fit with the drill boom 2, the clamping component is arranged on the moving seat 101 and used for clamping the drill rod main body 3, the clamping component comprises a fixed disc 201, a lifting plate 202, a first connecting rod 203, a second connecting rod 204 and a clamping plate 205, The fixed disc 201 is rotatably arranged on the movable seat 101, specifically, the movable seat 101 is in a circular ring shape, the outside of the fixed disc 201 is connected with a plurality of first sliding blocks, the inner side of the movable seat 101 is provided with a first sliding groove matched with the first sliding blocks, the movable seat 101 can drive the fixed disc 201 to lift through the first sliding blocks, meanwhile, the fixed disc 201 can rotate in the movable seat 101, the fixed disc 201 is provided with a through hole for the drill rod main body 3 to pass through, the lifting plate 202 can lift and can be rotatably arranged on the movable seat 101, specifically, the movable seat 101 is provided with a first electric cylinder 206, the output end of the first electric cylinder 206 is provided with a limiting ring 207, The lifting plate 202 is provided with a limit groove matched with the limit ring 207, the lifting plate 202 can be driven to lift through the limit ring 207, meanwhile, the lifting plate 202 can rotate, the lifting plate 202 is provided with a through hole for the drill rod main body 3 to pass through, the first connecting rods 203 are provided with a plurality of, the first connecting rods 203 are rotationally arranged on the lifting plate 202, the second connecting rods 204 are rotationally arranged on the fixed disc 201, the fixed disc 201 is provided with a rotating frame, the second connecting rods 204 are rotationally arranged on the rotating frame through a rotating shaft, one end of the second connecting rods 204 is rotationally connected with the first connecting rods 203, one end of the second connecting rods 204, which are far away from the first connecting rods 203, is rotationally connected with the clamping plates 205, The clamping plate 205 is contacted with the drill rod main body 3, the stalling component is arranged on the movable seat 101 and used for fixing the clamping component, the stalling component comprises a pressing plate 301 and an anti-slip block 302, the pressing plate 301 is movably arranged on the movable seat 101, the movable seat 101 is provided with an electric cylinder II 303, the pressing plate 301 is arranged at the output end of the electric cylinder II 303, the anti-slip block 302 is arranged on the pressing plate 301, the anti-slip block 302 is contacted with the fixed disc 201, the screw 103 can be driven to rotate by the motor I102, so that the movable seat 101 can be driven to lift, the electric cylinder I206 can drive the limiting ring 207 to lift, Thereby driving the lifting plate 202 to lift, the lifting plate 202 drives the connecting rod I203 to lift, thereby driving the connecting rod II 204 to rotate around the rotating shaft, driving the clamping plates 205 to be close to or far away from the drill rod main body 3, limiting the drill rod main body 3 by the plurality of clamping plates 205 pressed on the surface of the drill rod main body 3, keeping a certain rotation damping between the clamping plates 205 and the connecting rod II 204, keeping a certain stability when the clamping plates 205 are separated from the drill rod main body 3, keeping the clamping plates 205 to be attached to the drill rod main body 3 by the rotation between the clamping plates 205 and the connecting rod II 204 in the process of approaching the drill rod main body 3, the movable seat 101 can drive the fixed disc 201 to lift, so that the clamping plate 205 and the drill rod main body 3 are driven to lift, meanwhile, the drill rod main body 3 rotates, the clamping plate 205, the connecting rod II 204, the connecting rod I203, the fixed disc 201 and the lifting plate 202 can be driven to rotate, the pressing plate 301 and the anti-slip block 302 can be driven to be pressed on the surface of the fixed disc 201 through the electric cylinder II 303, the fixed disc 201 is fixed, and the connecting rod II 204, the clamping plate 205 and the drill rod main body 3 are fixed.
The connecting mechanism is arranged on the movable seat 101 in a lifting manner and is used for connecting the two drill rod main bodies 3, the connecting mechanism comprises a connecting seat 401, a driving disc 402, a driving block 403 and a contraction assembly, the connecting seat 401 is arranged on the movable seat 101 in a lifting manner, the movable seat 101 is provided with an electric cylinder III 404, the connecting seat 401 is arranged at the output end of the electric cylinder III 404, the driving disc 402 is rotatably arranged on the connecting seat 401, the connecting seat 401 is provided with a motor II 405, the output end of the motor II 405 is provided with a driving gear 406, the connecting seat 401 is provided with a fixing ring 407, The top end of the driving disk 402 is connected with a driven toothed ring 408 through a rotating pipe, the driven toothed ring 408 is meshed with a driving gear 406, the rotating pipe is rotationally connected with a fixed ring 407, specifically, a clamping ring is arranged on the periphery of the rotating pipe, a clamping groove 603 matched with the clamping ring is arranged on the fixed ring 407, the fixed ring 407 can drive the rotating pipe and the driven toothed ring 408 to lift through the clamping ring, meanwhile, the rotating pipe can rotate, the drill rod main body 3 can pass through the driven toothed ring 408 and the rotating pipe, a through hole for the drill rod main body 3 to pass through is arranged on the driving disk 402, a plurality of driving blocks 403 are arranged, the driving blocks 403 are arranged outside the driving disk 402 in a sliding way, The driving plate 402 is provided with a plurality of sliding rods 409, the driving blocks 403 and the sliding rods 409 are in one-to-one correspondence, the driving blocks 403 and the sliding rods 409 are in sliding fit, a spring 410 is arranged between the driving blocks 403 and the driving plate 402, a contraction component is used for pressing the driving blocks 403 on the surface of the drill rod main body 3 and comprises a contraction ring 501, the contraction ring 501 is arranged on the connecting seat 401 in a lifting manner, the connecting seat 401 is provided with an electric cylinder IV 502, the contraction ring 501 is arranged at the output end of the electric cylinder IV 502, a plurality of balls 503 are rotatably arranged in the contraction ring 501, The movable seat 101 can drive the connecting seat 401 to lift, meanwhile, the electric cylinder III 404 can drive the connecting seat 401 to lift relative to the movable seat 101, the distance between the connecting seat 401 and the movable seat 101 is adjusted, the motor II 405 can drive the driving gear 406 to rotate, thereby driving the driven toothed ring 408 and the driving disc 402 to rotate, the sliding rod 409 drives the plurality of driving blocks 403 to rotate around the drill rod main body 3, a certain gap exists between the driving blocks 403 and the driving disc 402 under the action of the spring 410, the electric cylinder IV 502 can drive the contraction ring 501 to lift, the contraction ring 501 rises and the driving blocks 403 are contacted, the driving blocks 403 form an inverted cone shape, along with the rising of the shrink ring 501, the driving blocks 403 are close to the driving disc 402 and the drill rod main body 3, in order to ensure the driving stability of the driving blocks 403 to the drill rod main body 3, the driving blocks 403 are provided with anti-slip pads 411, the anti-slip pads 411 are contacted with the drill rod main body 3, the driving blocks 403 drive the anti-slip pads 411 to be pressed on the surface of the drill rod main body 3, so that the drill rod main body 3 can be driven to rotate by the driving blocks 403, the drill rod main body 3 is driven to rotate under the action of the motor II 405, the drill rod main body 3 is driven to lift under the action of the electric cylinder III 404, and under the premise that one drill rod main body 3 is fixed, The threaded connection 5 and the threaded connection sleeve 4 of the two drill rod bodies 3 can be connected.
The storage rod mechanism is used for storing the drill rod main body 3, the storage rod mechanism comprises a support frame 601, a rotating main frame 602 and clamping grooves 603, the support frame 601 is arranged on the drill boom 2, the rotating main frame 602 is rotatably arranged on the support frame 601, a motor III 604 is specifically arranged on the support frame 601, the rotating main frame 602 is rotatably arranged on the support frame 601, one end of the rotating main frame 602 is arranged at the output end of the motor III 604, the motor III 604 can be a stepping motor, the rotating main frame 602 is driven to rotate by a specific angle each time, the clamping grooves 603 are provided with a plurality of clamping grooves 603, the angles of the rotating main frame 602 are arranged outside the rotating main frame 602 at equal angles, the angle between each time of rotation of the rotating main frame 602 and the adjacent two groups of clamping grooves 603 is equal, namely the angle between each time of rotation of the two drill rod main bodies 3, and the drill rod main body 3 is sequentially rotated to a proper position along with the rotation of the motor III 604.
The rod adding and subtracting mechanism is used for conveying the drill rod main body 3 to the installation position or the storage position, the rod adding and subtracting mechanism comprises a transfer frame 701, a screwing head 702 and a driving component, the transfer frame 701 is movably arranged on the support frame 601, the support frame 601 is provided with an electric cylinder five 703, the transfer frame 701 is arranged at the output end of the electric cylinder five 703, the screwing head 702 and a thread connecting sleeve 4 are in threaded fit, the screwing head 702 is arranged on the transfer frame 701 through an adjusting screw 704 in a threaded manner, the screw pitches of the adjusting screw 704 and the screwing head 702 are the same, the driving component is used for driving the screwing head 702 to rotate, the driving component comprises a driven gear 801 and a driving rack 802, the driven gear 801 is fixedly sleeved outside the adjusting screw 704, the driving rack 802 is movably arranged on the transfer frame 701, the transfer frame 701 is provided with an electric cylinder six 803, the driving rack 802 is arranged at the output end of the electric cylinder six 803, the driving rack 802 is meshed with the driven gear 801, the transferring frame 701 and the screwing head 702 can be driven to move through the electric cylinder five 703, when the transferring frame 701 moves to the upper part of the connecting mechanism, the screwing head 702 is positioned right above the drill rod main body 3 on the drill boom 2, when the transferring frame 701 moves to the upper part of the rotating main frame 602, the screwing head 702 is positioned right above the drill rod main body 3 near the drill boom 2, the electric cylinder six 803 can drive the driving rack 802 to move so as to drive the driven gear 801 to rotate, the driven gear 801 drives the adjusting screw 704 and the screwing head 702 to synchronously rotate, because the screw pitches of the adjusting screw 704 and the screwing head 702 are the same, the lifting heights of the adjusting screw 704 and the screwing head 702 are equal, the screwing head 702 can be driven to lift in the rotating process along with the rotation of the adjusting screw 704, the screwing head 702 can be screwed into the inside the threaded connecting sleeve 4 of the drill rod main body 3, the transferring frame 701 and the drill rod main body 3 are connected, the width of the driving rack 802 is wider, so that the driven gear 801 is always meshed with the driving rack 802 along with the lifting of the adjusting screw 704 and the screwing head 702, the transferring frame 701 and the drill rod main body 3 can be driven to move through the electric cylinder five 703, the drill rod main body 3 is moved to the drill boom 2 for connection, or the drill rod main body 3 is moved to the rotating main frame 602 for clamping and storing in the clamping groove 603.
For spacing to drilling rod main part 3, guarantee the accuracy when connecting, still include holding ring 6, holding ring 6 sets up at the top of connecting seat 401, holding ring 6 is the back taper structure that link up from top to bottom, when moving seat 101 and driving connecting seat 401 and holding ring 6 and rising to waiting to connect drilling rod main part 3 departments, make waiting to connect drilling rod main part 3 pass holding ring 6 earlier, holding ring 6's top area is greater than the bottom area, be convenient for make drilling rod main part 3 stretch into holding ring 6's inside, and make drilling rod main part 3 carry out the location to it when finally passing holding ring 6, make it correspond with the central point of change pipe and driving disk 402 etc. for being convenient for to drilling rod main part 3's connection, carry out spacingly simultaneously, guarantee its stability at drilling in-process.
For guaranteeing the stability that drilling rod was bored, still include stable subassembly, stable subassembly includes rotating turret 901, stable ring 902 and locking bolt 903, rotating turret 901 is provided with a plurality ofly, rotating turret 901 rotates and sets up on the drill boom 2, stable ring 902 sets up on rotating turret 901, stable ring 902 contacts with drilling rod main part 3, locking bolt 903 screw thread sets up on rotating turret 901, locking bolt 903 contacts with drill boom 2, the position of stable ring 902 is adjusted through the rotation of rotating turret 901, the position between a plurality of stable rings 902 is adjusted according to the diameter of drilling rod main part 3, make drilling rod main part 3 be in the central point between a plurality of stable rings 902 put, spacing to the drilling rod, keep its stability.
The working principle or the use flow of the drilling machine which is convenient for adjusting the height of the drill rod for coal mining is as follows:
The coal mine is opened and the drilling machine convenient for adjusting the height of the drill rod is moved to a proper position, the drill boom 2 is in a vertical state, a plurality of drill rods are clamped in a plurality of clamping grooves 603, one drill rod can be arranged between the fixed disc 201 and the driving disc 402 in advance, the screwing head 702 can be moved to the position right above the drill rod main body 3 on one side of the rotating main frame 602, which is close to the positioning ring 6, through the electric cylinder five 703, then the driving rack 802 is driven to move through the electric cylinder six 803, the driven gear 801, the adjusting screw 704 and the screwing head 702 are driven to rotate, the adjusting screw 704 drives the screwing head 702 to descend and screw into the inside of the threaded connecting sleeve 4 of the drill rod main body 3, then the drill rod main body 3 is driven to move to the position of the drill boom 2 and correspond to the positioning ring 6 through the electric cylinder five 703, the initial positioning ring 6, the rod feeding mechanism and the connecting mechanism are lowered to a position lower than the drill rod main body 3 on the rotating main frame 602 under the action of the electric motor one 102 and the screw 103, when the drill rod main body 3 moves to the position right above the positioning ring 6, the first motor 102 drives the screw 103 to rotate, so that the movable seat 101, the connecting seat 401 and the positioning ring 6 ascend to the drill rod main body 3, the fourth motor 502 drives the compression ring to ascend, so that the plurality of driving blocks 403 drive the anti-slip pads 411 to be pressed on the surface of the drill rod main body 3, or the first motor 206 drives the lifting plate 202 to descend, the plurality of clamping plates 205 are pressed on the surface of the drill rod main body 3 under the action of the first connecting rod 203 and the second connecting rod 204, the second motor 405 drives the driving gear 406, the driven toothed ring 408 and the driving disc 402 to rotate, so that the driving blocks 403 and the drill rod main body 3 are driven to rotate, the screw 103 is driven to rotate by the first motor 102, the movable seat 101 descends, the drill rod main body 3 is driven to descend, and a drill bit is arranged at the bottom of the drill rod main body 3 to drill soil;
When the height of the drill rod main body 3 needs to be increased, a new drill rod main body 3 is connected to the top of an original drill rod, under the action of a motor I102 and a screw 103, a movable seat 101 and a connecting seat 401 drive the original drill rod main body 3 to be at a proper height, a motor III 604 drives a rotating main frame 602 to rotate, the drill rod main body 3 to be connected is rotated to a position close to a positioning ring 6, an electric cylinder III 703 drives a screwing head 702 to move to a position right above the drill rod main body 3 to be connected, an electric cylinder III 803 drives a driven gear 801 to rotate, the screwing head 702 rotates and descends under the action of an adjusting screw 704 and is screwed into a threaded connecting sleeve 4 of the drill rod main body 3 to be connected, an electric cylinder III 703 drives the screwing head 702 and the drill rod main body 3 to move to a position right above a drill rod 2 and the original drill rod main body 3, and at the moment, the positioning ring 6, the movable seat 101 and the connecting seat 401 are positioned at the original drill rod main body 3, the first electric cylinder 206 drives the lifting plate 202 to ascend, the clamping plate 205 is far away from the drill rod main body 3, the fourth electric cylinder 502 drives the compression ring to descend and far away from the driving block 403, the driving block 403 is far away from the driving disc 402 under the action of the spring 410, then the first electric cylinder 102 drives the lead screw 103 to rotate, the positioning ring 6 and the connecting mechanism are ascended to the position of the drill rod main body 3 to be connected, the clamping assembly is positioned at the top of the original drill rod main body 3, the first electric cylinder 206 drives the lifting plate 202 to descend, the plurality of clamping plates 205 are pressed on the surface of the drill rod main body 3 under the action of the first connecting rod 203 and the second connecting rod 204, the second electric cylinder 303 drives the pressing plate 301 and the anti-skid block 302 to press on the fixing disc 201 to limit the pressing plate, the original drill rod main body 3 is kept stable, the fourth electric cylinder 502 drives the shrinkage ring 501 to ascend, the driving block 403 drives the anti-skid pad 411 to press on the outside of the drill rod main body 3 to be connected, the second motor 405 drives the driving disc 402 to rotate, so as to drive the driving block 403 and the drill rod body 3 to be connected to rotate, the third motor 404 drives the connecting seat 401, the driving disc 402, the drill rod body 3 to be connected and the like to descend, the threaded connecting sleeve 4 of the drill rod body 3 to be connected is screwed off the screwing head 702, the threaded connecting head 5 of the drill rod body 3 to be connected is screwed into the threaded connecting sleeve 4 of the original drill rod body 3 to connect the two drill rod bodies 3, then the second motor 303 drives the pressing plate 301 and the anti-skid block 302 to be far away from the fixed disc 201, the driving block 403 drives the drill rod body 3 to rotate, the first motor 102 drives the lead screw 103 to rotate, the moving seat 101 and the connecting seat 401 are descended, the drill rod body 3 is driven to descend, and drilling is carried out;
When the height of the drill rod main body 3 needs to be reduced, the drill rod main body 3 at the upper position is detached from the drill rod main body 3 at the lower position, the first motor 102 drives the screw rod 103 to rotate, the movable seat 101 and the connecting seat 401 are lifted, the driving block 403 and the clamping plate 205 clamp the drill rod main body 3, so that the drill rod main body 3 is lifted, two drill rod main bodies 3 to be detached at the drill boom 2 are adjusted to proper heights, then the driving block 403 and the clamping plate 205 are far away from the drill rod main body 3, the positioning ring 6 and the connecting mechanism are lifted to the position of the upper drill rod main body 3, the clamping assembly is positioned at the top position of the lower drill rod main body 3, the driving block 403 and the clamping plate 301 are tightly pressed with the two drill rod main bodies 3, meanwhile, the second motor 303 drives the clamping plate 301 and the anti-skid block 302 to be tightly pressed on the fixed disc 201, the screwing head 702 is moved to the right above the upper drill rod main body 3, the second motor 405 drives the driving gear 406 to reversely rotate, the driving block 403 and the upper drill rod main body 3 to reversely rotate, simultaneously the driving block 403 and the connecting seat 401 are far away from the drill rod main body 3, the positioning ring 6 and the connecting sleeve 3 is tightly screwed into the position of the inner thread of the main body 3, the clamping sleeve 3 is screwed into the thread groove 3, and the inner thread of the main body 3 is screwed into the thread groove 3, and the thread 3 is screwed into the thread groove 3, and the thread groove is screwed into the thread groove 3;
When continuous drilling is needed, the pressing block and the anti-skid block 302 are far away from the fixed disc 201, the motor I102 drives the screw rod 103 to rotate, the movable seat 101 and the connecting seat 401 are driven to descend, the driving block 403 and the clamping plate 205 are pressed on the surface of the drill rod main body 3, so that the drill rod main body 3 is driven to descend, meanwhile, the motor II 405 drives the driving gear 406 to rotate forward, the driving disc 402 drives the driving block 403 and the drill rod main body 3 to rotate forward, the drill rod main body 3 drives the drill bit to descend, the clamping assembly descends to the position of the drill boom 2, the electric cylinder IV 502 drives the compression ring to descend, the driving block 403 is far away from the drill rod main body 3 under the action of the spring 410, the electric cylinder I206 drives the lifting plate 202 to ascend, the clamping plate 205 is far away from the drill rod main body 3, the motor I102 drives the screw rod 103 to rotate reversely, the movable seat 101 and the connecting seat 401 are driven to ascend by a certain height, then the driving block 403 and the clamping plate 205 are driven to press the drill rod main body 3, and the motor I102 drives the screw rod 103 to rotate forward, and the screw rod main body 103 is driven to descend continuously;
When the drill rod is required to be continuously retracted, the pressing block and the anti-slip block 302 are far away from the fixed disc 201, the motor I102 drives the screw rod 103 to reversely rotate, the movable seat 101 and the connecting seat 401 are driven to ascend, the driving block 403 and the clamping plate 205 are driven to press the drill rod main body 3 at the moment, so that the drill rod main body 3 is driven to ascend, the motor II 405 drives the driving gear 406 to reversely rotate, the driving disc 402 drives the driving block 403 and the drill rod main body 3 to reversely rotate, the drill rod main body 3 drives the drill bit to reversely rotate, the positioning ring 6 is driven to ascend to the position close to the drill arm 2, the electric cylinder IV 502 drives the compression ring to descend, the driving block 403 is far away from the drill rod main body 3 under the action of the spring 410, the electric cylinder I206 drives the lifting plate 202 to ascend, the clamping plate 205 is far away from the drill rod main body 3, the motor I102 drives the screw rod 103 to positively rotate, the movable seat 101 and the connecting seat 401 are descended by a certain height, then the driving block 403 and the clamping plate 205 are driven to press the drill rod main body 3, and the motor I102 drives the screw rod 103 to reversely rotate, and the screw rod main body 103 is driven to continuously ascend.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (3)
1. The utility model provides a drilling machine convenient to adjust drilling rod height for coal mining, includes drilling machine organism (1), drilling rod main part (3) and boom (2), the top and the bottom of drilling rod main part (3) are provided with thread connection cover (4) and screwed connection head (5) respectively, its characterized in that still includes:
the rod feeding mechanism is used for driving the drill rod main body (3) to move along the drill boom (2), and comprises:
A mobile seat (101), the mobile seat (101) being movably arranged on the drill boom (2);
Clamping assembly, clamping assembly rotates to set up on moving seat (101) for to drilling rod main part (3) is pressed from both sides, clamping assembly includes:
The fixed disc (201) is rotatably arranged on the movable seat (101), and a through hole for the drill rod main body (3) to pass through is formed in the fixed disc (201);
The lifting plate (202) can be lifted and rotatably arranged on the movable seat (101), and a through hole for the drill rod main body (3) to pass through is formed in the lifting plate (202);
The first connecting rods (203) are provided with a plurality of first connecting rods (203), and the first connecting rods (203) are rotatably arranged on the lifting plate (202);
the second connecting rod (204) is rotatably arranged on the fixed disc (201), and one end of the second connecting rod (204) is rotatably connected with the first connecting rod (203);
A clamping plate (205), wherein one end of the second connecting rod (204) far away from the first connecting rod (203) is rotationally connected with the clamping plate (205), and the clamping plate (205) is contacted with the drill rod main body (3);
a stall assembly disposed on the mobile seat (101) for securing the clamping assembly, the stall assembly comprising:
A pressing plate (301), wherein the pressing plate (301) is movably arranged on the movable seat (101);
the anti-skid block (302), the anti-skid block (302) is arranged on the pressing plate (301), and the anti-skid block (302) is contacted with the fixed disc (201);
the connecting mechanism can be lifted and arranged on the movable seat (101) and is used for connecting two drill rod main bodies (3), and the connecting mechanism comprises:
the connecting seat (401), the connecting seat (401) can be arranged on the movable seat (101) in a lifting manner;
The driving disc (402) is rotatably arranged on the connecting seat (401), and a through hole for the drill rod main body (3) to pass through is formed in the driving disc (402);
The driving blocks (403), the driving blocks (403) are provided with a plurality of driving blocks, the driving blocks (403) are arranged outside the driving disc (402) in a sliding way, and springs (410) are arranged between the driving blocks (403) and the driving disc (402);
A retraction assembly for compressing a plurality of said driving blocks (403) against the surface of said drill rod body (3), said retraction assembly comprising:
a contraction ring (501), wherein the contraction ring (501) is arranged on the connecting seat (401) in a lifting manner;
the storage rod mechanism is used for storing the drill rod main body (3), and comprises:
A support frame (601), the support frame (601) being arranged on the drill boom (2);
A rotating main frame (602), wherein the rotating main frame (602) is rotatably arranged on the supporting frame (601);
The clamping grooves (603) are formed in a plurality of mode, the clamping grooves (603) are formed in the outer portion of the rotating main frame (602) in an equal angle mode;
the add-subtract pole mechanism is used for carrying the drilling rod main part (3) to mounting position or storage position, add-subtract pole mechanism includes:
a transfer rack (701), wherein the transfer rack (701) is movably arranged on the support frame (601);
The screwing head (702) is in threaded fit with the threaded connecting sleeve (4), the screwing head (702) is arranged on the transfer frame (701) through an adjusting screw (704) in a threaded mode, and the screw pitches of the adjusting screw (704) and the screwing head (702) are the same;
a drive assembly for driving rotation of the screw head (702), the drive assembly comprising:
The driven gear (801), the said driven gear (801) is fixedly sleeved outside the said adjusting screw (704);
A drive rack (802), wherein the drive rack (802) is movably arranged on the transfer frame (701), and the drive rack (802) is meshed with the driven gear (801).
2. A drilling machine for coal mining facilitating height adjustment of drill rods according to claim 1, further comprising a positioning ring (6), the positioning ring (6) being arranged on top of the connection seat (401).
3. A drilling rig for facilitating height adjustment of drill pipe for coal mining according to claim 2, further comprising a stabilizing assembly comprising:
A rotating frame (901), wherein the rotating frame (901) is rotatably arranged on the drill boom (2);
-a stabilizing ring (902), said stabilizing ring (902) being arranged on said turret (901), said stabilizing ring (902) being in contact with said drill rod body (3);
-a locking bolt (903), said locking bolt (903) being threadedly arranged on said turret (901), said locking bolt (903) being in contact with said drill boom (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410106693.6A CN117684890B (en) | 2024-01-25 | 2024-01-25 | Drilling machine convenient for adjusting height of drill rod for coal mining |
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| CN202410106693.6A CN117684890B (en) | 2024-01-25 | 2024-01-25 | Drilling machine convenient for adjusting height of drill rod for coal mining |
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| CN117684890B true CN117684890B (en) | 2024-06-25 |
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| CN117927229B (en) * | 2024-03-22 | 2024-05-28 | 山东省地质矿产勘查开发局第七地质大队（山东省第七地质矿产勘查院） | Rock-soil layer drilling equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2018101190A4 (en) * | 2018-08-16 | 2018-09-20 | Clark, Robert David MR | Mechanized rod handling device to install direct drive and/or extension drill rods of various lengths in to a drill |
| CN110424994A (en) * | 2019-07-31 | 2019-11-08 | 太原理工大学 | A kind of coal Full-automatic mine jumbolter |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110952972B (en) * | 2019-11-27 | 2023-08-11 | 中煤科工集团重庆研究院有限公司 | Coal mine drilling machine and control method thereof |
| CN112814565B (en) * | 2021-03-11 | 2023-10-20 | 重庆平山机电设备有限公司 | Automatic rod adding drilling machine |
| CN115853447B (en) * | 2023-02-28 | 2023-05-02 | 南京中荷寰宇环境科技有限公司 | Rod replacing device and rod replacing method for drilling machine |
| CN116498228A (en) * | 2023-05-17 | 2023-07-28 | 湖南德联公路工程有限公司 | Automatic rod replacing drilling machine and using method thereof |
| CN116856860B (en) * | 2023-09-04 | 2023-12-05 | 山东天河科技股份有限公司 | Drill rod convenient to adjust height for coal mining |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2018101190A4 (en) * | 2018-08-16 | 2018-09-20 | Clark, Robert David MR | Mechanized rod handling device to install direct drive and/or extension drill rods of various lengths in to a drill |
| CN110424994A (en) * | 2019-07-31 | 2019-11-08 | 太原理工大学 | A kind of coal Full-automatic mine jumbolter |
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