CN113530478B - Device and method for loading and unloading drill rod - Google Patents
Device and method for loading and unloading drill rod Download PDFInfo
- Publication number
- CN113530478B CN113530478B CN202110892728.XA CN202110892728A CN113530478B CN 113530478 B CN113530478 B CN 113530478B CN 202110892728 A CN202110892728 A CN 202110892728A CN 113530478 B CN113530478 B CN 113530478B
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- drill rod
- drill
- roller
- material plate
- chuck
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000005553 drilling Methods 0.000 claims abstract description 28
- 210000000078 claw Anatomy 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 40
- 230000009471 action Effects 0.000 claims description 12
- 230000005484 gravity Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- E21B19/16—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
-
- 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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The application provides a device and a method for loading and unloading a drill rod, wherein the device for loading and unloading the drill rod comprises a connecting plate, and the connecting plate is used for connecting a tail platform of a drilling machine; a longitudinally extending flitch disposed at a longitudinal first end of the connection plate; a spin chuck assembly disposed on the web, the spin chuck assembly comprising: the device comprises a chuck support fixed with the connecting plate, a rotary disk arranged on the chuck support and rotationally connected with the chuck support, a cylindrical fixed chuck fixedly connected with the rotary disk, and a claw movably arranged with the fixed chuck, wherein the claw is used for adjusting the size of an inner cavity of the fixed chuck.
Description
Technical Field
The application belongs to the technical field of drilling equipment, and particularly relates to a device and a method for loading and unloading a drill rod.
Background
Drilling holes with different functions, such as gas drainage, water drainage, core taking and the like, is often required in modern mines, and service is provided for safe stoping of working faces.
Currently, the downhole drilling operation generally adopts a full-hydraulic power drilling machine, and has the advantages of wide rotating speed range, large torque, convenience in relocation and the like. For example, a ZDY3200S drill.
In general, in downhole drilling operation, for convenient transportation, installation are convenient, and its drilling rod's length is 1m, and threaded connection is passed through in the connection between drilling rod and the drilling rod. During drilling operations, the drill rods need to be manually connected one by one. After the drilling is finished, the drill rods are detached manually. The process of loading and unloading the drill rod is one of the most time-consuming links in the whole drilling process, and continuous operation can cause fatigue of personnel to influence the drilling efficiency. It is therefore highly desirable to develop a device and method for handling drill rods that is particularly suited for use with ZDY3200S drilling rigs.
Disclosure of Invention
Aiming at part or all of the technical problems in the prior art, the application provides a device and a method for loading and unloading a drill rod. The device for loading and unloading the drill rod can realize mechanical loading and unloading of the drill rod, so that the loading and unloading efficiency of the drill rod is improved, and the labor intensity of workers is reduced.
According to an aspect of the present application there is provided an apparatus for handling drill pipe, comprising:
the connecting plate is used for connecting with a tail platform of the drilling machine,
a longitudinally extending web disposed at a first longitudinal end of the web,
a spin chuck assembly disposed on the web, the spin chuck assembly comprising:
a chuck bracket fixed with the connecting plate,
a rotating disk arranged on the chuck support and rotationally connected with the chuck support,
a cylindrical fixed chuck fixedly connected with the rotary disk, an inner cavity of the fixed chuck is communicated with the material plate,
and the clamping jaw is movably arranged with the fixed chuck and is used for adjusting the size of the inner cavity of the fixed chuck.
In one embodiment, a drill rod receiving box is provided on a first lateral side of the flitch, and a drill rod access opening is provided on a second side of the drill rod receiving box towards the flitch.
In one embodiment, a bevel-shaped support plate is arranged on the first side of the material plate, the second side of the drill rod accommodating box is hinged with the material plate, and a lifting drill rod accommodating box hydraulic cylinder for adjusting the position of the drill rod inlet and outlet relative to the material plate is arranged between the support plate and the drill rod accommodating box.
In one embodiment, an arcuate shutter hinged to the drill rod receiving box is provided at the drill rod access opening for rotation relative to the drill rod access opening.
In one embodiment, a longitudinally extending opening is provided at a first end of the flitch and a push plate is provided at the opening for movement along the opening under actuation of a push rod hydraulic cylinder.
In one embodiment, a drill rod driving device is arranged at the second end of the material plate, the drill rod driving device is provided with a first roller which is horizontally arranged and is used for rotating around the axial direction which transversely extends, and two second rollers which are vertically arranged, are oppositely arranged at the second end of the first roller and are used for rotating around the axial direction which vertically extends.
In one embodiment, the distance of the second roller in the lateral direction is adjustable.
In one embodiment, the upper surface of the material plate is provided with a longitudinally extending inner groove with an arc-shaped transverse cross section, and the second side of the inner groove is higher than the first side.
In one embodiment, a through hole is formed in a groove bottom plate of the inner groove, a sliding block for vertically moving relative to the through hole is arranged at the through hole, the upper end face of the sliding block is an inclined face with a first side lower than a second side, and the sliding block is driven by a lifting sliding block hydraulic cylinder arranged on the lower surface of the material plate.
According to another aspect of the present application, there is provided a method of handling drill pipe using the apparatus described above, comprising:
when the drill rod is installed, the drill rod to be installed comes out of the drill rod accommodating box and falls onto the material plate, the drill rod is sent to the first roller by actuating the pushing plate, the drill rod is inserted into the inner cavity of the fixed chuck under the action of the first roller and the second roller in sequence, the rotating disk drives the fixed chuck to rotate under the clamping action of the clamping claw, so that the drill rod to be installed is connected to the last drill rod,
when the drill rod is disassembled, the drill rod to be disassembled is inserted into the inner cavity of the fixed chuck, the rotary disk drives the fixed chuck to rotate under the clamping action of the clamping jaws, so that the drill rod to be disassembled is disassembled from the last drill rod, the disassembled drill rod is conveyed to the material plate under the action of the second roller and the first roller, and the disassembled drill rod transversely rolls and returns to the drill rod accommodating box under the action of the pushing and stretching of the sliding block.
Compared with the prior art, the application has the advantages that: the device for loading and unloading the drill rod is compact in structure, and can realize mechanical loading and unloading of the drill rod, so that the loading and unloading efficiency of the drill rod is improved, and the labor intensity of workers is reduced.
Drawings
Preferred embodiments of the present application will be described in detail below with reference to the attached drawing figures, wherein:
FIG. 1 shows a perspective view of an apparatus for tripping a drill pipe and a schematic view of a connection to a drilling rig according to one embodiment of the application;
FIG. 2 shows a block diagram of a spin chuck assembly and a flitch or the like in accordance with one embodiment of the present application;
FIG. 3 illustrates a block diagram of a spin chuck assembly and a flitch or the like in accordance with one embodiment of the present application;
FIG. 4 shows a drill rod receiving box in accordance with one embodiment of the present application;
fig. 5 shows a first roller and a second roller, etc. configuration according to an embodiment of the present application.
In the drawings, like parts are designated with like reference numerals. The figures are not drawn to scale.
Detailed Description
In order to make the technical solution and advantages of the present application more apparent, exemplary embodiments of the present application will be described in further detail below with reference to the accompanying drawings. It will be apparent that the described embodiments are only some of the embodiments of the present application and are not exhaustive of all embodiments. And embodiments of the application and features of the embodiments may be combined with each other without conflict.
The embodiment of the application provides a device for loading and unloading a drill rod. As shown in fig. 1, the apparatus for handling drill rods comprises a connection plate 1, a flitch 2 and a spin chuck assembly. Wherein, the connecting plate 1 is plate-shaped and is used for connecting with the tail platform 6 of the drilling machine. The material plate 2 is arranged at a first end of the connecting plate 1 and is a longitudinally extending plate for storing the drill rods 10. The spin chuck assembly is disposed on the connection plate 1. Turning to fig. 2, the spin chuck assembly includes a chuck holder 7 fixed to the web 1, a rotating disk 18, a stationary chuck 17, and jaws 19. The chuck bracket 7 is fixedly connected with the connecting plate 1 and mainly plays a supporting role. The rotating disk 18 is provided on the chuck holder 7 and is rotatable relative to the chuck holder 7. At the same time, the axis of the rotating disc 18 extends longitudinally. The fixed chuck 17 is fixedly connected with the rotary disk 18 and is used for rotating under the drive of the rotary disk 18. The stationary chuck 17 itself is cylindrical for passage of the drill rod 10 through its lumen. The jaws 19 are arranged on the fixed chuck 17 and are movable in a radial direction of the fixed chuck 17 for adjusting the size of the inner cavity of the fixed chuck 17 for tightening or releasing the drill rod. For example, the number of the claws 19 is plural, for example, three, and is uniformly distributed in the circumferential direction.
During operation, the connection plate 1 is lapped on the tail platform 6. Meanwhile, a threaded hole 5 is provided on the connection plate 1 for fixing the connection plate 1 to the tail platform 6. It will be appreciated that the upper planes of the connection plate 1 and the flitch 2 are not on the same plane for facilitating the loading and unloading of the drill rod from the flitch 2 to the cavity of the fixed chuck 17. For example, the connection plate 1 and the material plate 2 are connected by a vertical plate 4.
A drill rod receiving box 16 is provided on a first lateral side of the magazine 2. For example, the drill rod receiving box 16 itself is a square box structure for receiving and storing drill rods and providing drill rods to or retrieving drill rods from a drill rig. As shown in fig. 4, the second side of the rod receiving magazine 16 is provided with a rod access opening 23 towards the magazine 2 for feeding rods to the magazine 2 or for receiving rods from the magazine 2. At the same time, a drill rod handling opening 24 may be provided in the wall of the drill rod receiving box 16 for handling drill rods.
As shown in fig. 2 and 3, a beveled support plate 14 is provided on a first side of the material plate 2. The second side of the rod receiving box 16 is hinged to the material plate 2 for enabling relative movement of the rod receiving box 16 with respect to the material plate 2 for adjusting the orientation of the rod access opening 23 with respect to the material plate 2. A lifting rod receiving box hydraulic cylinder 28 is provided between the support plate 14 and the rod receiving box 16. The hydraulic cylinder 28 of the lifting drill rod accommodating box can pass through the upper and lower through holes 15 arranged on the supporting plate 14 to actuate the drill rod accommodating box 16 to lift or lower relative to the supporting plate 14, so as to adjust the angle of the drill rod accommodating box 16 relative to the supporting plate 14, further adjust the orientation of the drill rod inlet and outlet 23 relative to the material plate 2, and further realize that the drill rods in the drill rod accommodating box 16 enter and exit the drill rod accommodating box 16 under the influence of gravity under different angles.
More specifically, a holding box holder 31 is provided on the side of the lifting rod holding box cylinder 28 near the rod holding box 16 for conveniently fixing the rod holding box 16. A slide groove 25 is provided on the lower end surface of the drill rod receiving box 16. The lower end of the holding box support 31 may be hinged to the lifting drill rod holding box cylinder 28 during connection. Meanwhile, the upper end of the housing box support 31 is flat and is slidably engaged with the chute 25. By providing the holding box support 31, the rod holding box 16 can be conveniently connected to the lifting rod holding box hydraulic cylinder 28. Meanwhile, since the holding box support 31 and the slide groove 25 can be slidably connected, the position between the drill rod holding box 16 and the holding box support 31 can be conveniently adjusted, and the connection is convenient.
As shown in fig. 4, an arc-shaped baffle 36 is provided at the drill rod access opening 23. The arcuate flap 36 is hinged to the rod receiving box 16. Meanwhile, a hydraulic pump 37 is provided on the drill rod receiving box 16. The hydraulic pump 37 is connected to the arcuate baffle 36 for driving the arcuate baffle 36 to rotate at the drill pipe access 23. By movement of the arcuate stop 36, the rod is swept so that the rod enters or exits the rod receiving bin 16. For example, the arc baffle 36 is driven to rotate forward and backward by the hydraulic pump 37, and thus the driving of the drill rod into or the drill rod out is controlled.
A drill rod drive 8 is provided at the second end of the flitch 2. Specifically, as shown in fig. 5, the drill rod driving device 8 includes a first roller 20 placed horizontally and two second rollers placed vertically. The first roller 20 is adapted to rotate about a laterally extending axis. Two second rollers 22 are provided at the second end of the first roller 20, which are disposed vertically. The second rollers 22 are disposed opposite each other in the lateral direction, and the second rollers 22 are configured to rotate about the vertically extending axial direction. The drill rod is controlled to enter the stationary chuck 17 by the first roller 20 and the second roller 22. For example, the drill rod on the material plate 2 is brought between the second rollers 22 by the rolling of the first rollers 20, and then the second rollers 22 grip the drill rod and transfer the drill rod to the stationary chuck 17 by the rolling of the second rollers 22. It will be appreciated that in the direction from the fixed chuck 17 to the material plate 2, the first roller 20 and the second roller 22 are rotated in opposite directions, so that the drill rod passes through the second roller 22 first, is transferred to the first roller 20 by the second roller 22, and is transferred to the material plate 2 by the rotation of the first roller 20.
Preferably, the distance between the two second rollers 22 in the lateral direction is adjustable for accommodating drill rods of different diameters. And the driving device 21 is used for driving the first roller 20 and the second roller 22 to move, wherein the driving device 21 can be a motor. For example, the drive means may be enclosed in a square box for convenient docking.
The upper surface of the material plate 2 is provided with an inner groove 9. The transverse cross section of the inner groove 9 is an arc surface, and the inner groove 9 extends in the longitudinal direction for being matched with a drill rod, and the drill rod roller material plate 2 is placed. Preferably, the second side of the recess 9 is high relative to the first side, which prevents rolling off after exiting the rod receiving box 16, further ensuring the stability of the rods on the pallet 2.
At a first end of the material plate 2 a longitudinally extending opening 11 is provided. A push plate 34 is provided at the opening 11. The push plate 34 is connected to the advance drill rod hydraulic cylinder 30. In operation, pushing the rod cylinder 30 moves the push plate 34 at the opening 11, thereby pushing the rod in the inner recess 9 to move towards the second end.
Preferably, through holes 13 are provided in the floor of the inner recess 9. A slider 33 for vertical movement relative to the through-hole is provided at the through-hole 13. A lifting slider hydraulic cylinder 29 for actuating the slider 33 for vertical movement is provided on the lower surface of the material plate 2. Preferably, the upper end surface of the slider 33 is an inclined surface having a first side lower than a second side. It is further preferred that at least two through-holes 13 are provided in the groove floor of the inner groove 9, and that the two through-holes 13 are longitudinally spaced apart. The slider 33 is provided in each of the through holes 13. The different sliders 33 are connected by connecting beams 32. Thus, the plurality of sliders 33 can be driven to move together by the lifting slider hydraulic cylinder 29. In the process of recovering the drill rod, after the drill rod is placed on the material plate 2, the lifting slide block hydraulic cylinder 29 is started, and then the drill rod is jacked and stretched. Because the upper surface of the slide 33 is inclined, the drill rod is rolled out of the rod receiving box 16 and enters the rod receiving box 16 through the rod access opening 23.
The apparatus for handling drill pipe also includes a control system for acquiring data of the drilling status of the drill rig and controlling the apparatus to accomplish automatic handling of the drill pipe 10.
The method of handling drill rods by means of the apparatus for handling drill rods will be described in detail below with reference to figures 1 to 5.
First, the means for handling drill rods is arranged on the frame 39 at the first end of a ZDY3200S drill rig, for example. Specifically, the connection plate 1 of the device for loading and unloading drill rods is placed on the tail platform 6 of the drilling machine and fixed by screws. The hydraulic line is connected and the drill rod with the drill bit is loaded into the drill and the other drill rods are loaded into the rod receiving box 16. The lifting rod receiving box hydraulic cylinder 28 is activated and the lifting hydraulic prop pushes the rod receiving box 16 to a proper angle so that the rod can roll out of the rod inlet and outlet 23 under the action of gravity. And acquiring data information of the state of the drilling machine through the control part, and starting drilling operation after the preparation work before drilling is ready.
The drill rod is rotated out of the rod receiving box 16 by controlling the hydraulic pump 37 and thus the arcuate stop 36. The drill rod enters the inner recess 9 of the material plate 2. The pushing rod hydraulic cylinder 30 is retracted, the pushing plate 34 is driven to move to push the drill rod 10 on the material plate 2, the drill rod 10 enters the first roller 20, the first roller 20 rolls to bring the drill rod between the two vertical second rollers 22, and the second rollers 22 clamp and rotate the drill rod so as to drive the drill rod to enter the inner cavity of the fixed chuck 17.
When the drill rod enters the spin chuck assembly and contacts the tail of the drill rod with the drill bit, the jaws 19 move radially inward relative to the stationary chuck 17 to grip the drill rod. The rotary disc 18 is started and drives the fixed chuck 17 to rotate, so that the drill rods rotate relative to the drill rods with the drill bit, and the two drill rods are screwed tightly. The rotary disc 18 stops rotating and the jaws 19 move radially outwards relative to the fixed chuck 17 releasing the drill rod, the drill starts the drilling operation and the drill rod gradually drills into the rock formation. When the tail of the drill rod leaves the spin chuck assembly and is at a distance from the fixed chuck 17, the drill's slewer 35 stops rotating, the gripper 40 grips the drill rod, and the slewer 35 releases the drill rod and retracts along the slide of the feeder 38. At this point the means for handling drill rods is ready for the next drill rod 10. The drill rod is installed in the same way as described above and drilling is continued until the set drilling depth is reached.
After the drilling is completed, the lifting rod receiving box hydraulic cylinder 28 is activated, and the hydraulic prop is retracted so that the rod receiving box 16 reaches a proper angle, and the rod can roll into the rod receiving box 16 from the rod inlet and outlet 23. The drill rig begins to exit the drill pipe 10 and the first drill pipe to exit enters the spin chuck assembly.
When the interface between the rods is between the gyrator 35 and the fixed chuck 17, the gyrator 35 of the drilling machine is stopped at the current position, the jaws 19 tighten the rods, and the rotary disc 18 rotates in the opposite direction to unscrew the two connected rods. The rotary disk 18 stops rotating, the claw 19 loosens the drill rod, and the second roller 22 and the first roller 20 reversely rotate to drive the drill rod to enter the inner groove 9 of the material plate 2.
The lifting slide block hydraulic cylinder 29 is started, the two slide blocks 33 respectively extend out of the through holes 13, and the drill rod rolls to the drill rod inlet and outlet 23 from the inclined surfaces of the slide blocks 33 under the action of gravity. The hydraulic pump 37 is controlled to rotate the arc-shaped baffle 36 in the reverse direction, and the drill rod is loaded into the rod-holding box 16, so that the disassembly of the drill rod is completed in a circulating manner.
It should be understood that the above description is not intended to limit the application to the particular embodiments disclosed, but to limit the application to the particular embodiments disclosed, and that the application is not limited to the particular embodiments disclosed, but is intended to cover modifications, adaptations, additions and alternatives falling within the spirit and scope of the application.
While preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiment and all alterations and/or modifications that fall within the scope of the application, and that are intended to be included within the scope of the application.
Claims (6)
1. A device for handling drill pipe, comprising:
the connecting plate is used for connecting with a tail platform of the drilling machine,
a longitudinally extending material plate disposed at a first longitudinal end of the connecting plate for storing drill rods,
a spin chuck assembly disposed on the web, the spin chuck assembly comprising:
a chuck bracket fixed with the connecting plate,
a rotating disk arranged on the chuck support and rotationally connected with the chuck support,
a cylindrical fixed chuck fixedly connected with the rotary disk, an inner cavity of the fixed chuck is communicated with the material plate,
a claw which is movably arranged with the fixed chuck and is used for adjusting the size of the inner cavity of the fixed chuck,
a drill rod accommodating box arranged on a first lateral side of the material plate, a drill rod inlet and outlet facing the material plate arranged on a second lateral side of the drill rod accommodating box,
a slope-shaped supporting plate arranged on the first side of the material plate, a second side of the drill rod accommodating box is hinged with the material plate, a lifting drill rod accommodating box hydraulic cylinder for adjusting the position of the drill rod inlet and outlet relative to the material plate is arranged between the supporting plate and the drill rod accommodating box,
the first end of the material plate is provided with an opening extending longitudinally, a push plate is arranged at the opening and used for moving along the opening under the actuation of a pushing drill rod hydraulic cylinder, the second end of the material plate is provided with a drill rod driving device, the drill rod driving device is provided with a first roller and two vertically arranged second rollers, the first roller is used for rotating around the transversely extending axial direction, the two second rollers are oppositely arranged at the second end of the first roller in the transverse direction, and the second roller is used for rotating around the vertically extending axial direction.
2. The apparatus for loading and unloading drill rod as recited in claim 1, wherein an arcuate stop is provided at the drill rod access opening and is hinged to the drill rod receiving box for rotation relative to the drill rod access opening.
3. The apparatus for loading and unloading drill pipe as recited in claim 1, wherein the distance of the second roller in the lateral direction is adjustable.
4. The apparatus for loading and unloading drill pipe as recited in claim 1, wherein the upper surface of the material plate is provided with a longitudinally extending inner recess having an arcuate transverse cross section, the second side of the inner recess being elevated relative to the first side.
5. The apparatus for loading and unloading drill rods as recited in claim 4, wherein a through hole is provided in a bottom plate of the inner groove, a slider for vertical movement with respect to the through hole is provided at the through hole, an upper end surface of the slider is an inclined surface having a first side lower than a second side, and the slider is driven by a lifting slider cylinder provided at a lower surface of the material plate.
6. A method for loading and unloading drill rods by using the device for loading and unloading drill rods as claimed in claim 5, characterized in that when the drill rods are installed, the drill rods to be installed come out of a drill rod accommodating box and fall onto the material plate, the drill rods are fed into a first roller by actuating a push plate, the drill rods are sequentially inserted into the inner cavity of the fixed chuck under the action of the first roller and the second roller, the fixed chuck is driven to rotate by the rotary disk under the action of clamping jaws, so that the drill rods to be installed are connected to the previous drill rods,
when the drill rod is disassembled, the drill rod to be disassembled is inserted into the inner cavity of the fixed chuck, the rotary disk drives the fixed chuck to rotate under the clamping action of the clamping jaws, so that the drill rod to be disassembled is disassembled from the last drill rod, the disassembled drill rod is conveyed to the material plate under the action of the second roller and the first roller, and the disassembled drill rod transversely rolls and returns to the drill rod accommodating box under the action of the pushing and stretching of the sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110892728.XA CN113530478B (en) | 2021-08-04 | 2021-08-04 | Device and method for loading and unloading drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110892728.XA CN113530478B (en) | 2021-08-04 | 2021-08-04 | Device and method for loading and unloading drill rod |
Publications (2)
| Publication Number | Publication Date |
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| CN113530478A CN113530478A (en) | 2021-10-22 |
| CN113530478B true CN113530478B (en) | 2023-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110892728.XA Active CN113530478B (en) | 2021-08-04 | 2021-08-04 | Device and method for loading and unloading drill rod |
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