CN113530585A - Mechanism for automatically drilling, feeding anchor cable and tensioning, fixedly connecting and cutting off - Google Patents
Mechanism for automatically drilling, feeding anchor cable and tensioning, fixedly connecting and cutting off Download PDFInfo
- Publication number
- CN113530585A CN113530585A CN202110931910.1A CN202110931910A CN113530585A CN 113530585 A CN113530585 A CN 113530585A CN 202110931910 A CN202110931910 A CN 202110931910A CN 113530585 A CN113530585 A CN 113530585A
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- cable
- assembly
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- 238000005520 cutting process Methods 0.000 title claims abstract description 72
- 238000005553 drilling Methods 0.000 title claims abstract description 38
- 230000007246 mechanism Effects 0.000 title claims abstract description 36
- 239000003921 oil Substances 0.000 claims description 26
- 238000005192 partition Methods 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 239000010720 hydraulic oil Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 210000002435 tendon Anatomy 0.000 claims 4
- 238000012377 drug delivery Methods 0.000 claims 1
- 238000004873 anchoring Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 239000003814 drug Substances 0.000 description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000007921 spray Substances 0.000 description 8
- 239000002917 insecticide Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 229940079593 drug Drugs 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000010727 cylinder oil Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000003380 propellant Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a mechanism for automatically drilling, feeding an anchor cable and tensioning, fixedly connecting and cutting, which comprises a rack, an anchor drill assembly, a tray feeding and tray clamping assembly, a cable feeding and cutting assembly, a lifting oil cylinder and an electro-hydraulic control assembly, wherein the anchor drill assembly is movable in the front-back direction, the tray feeding and tray clamping assembly, the cable feeding and cutting assembly and the lifting oil cylinder are rotatable around the circumference of the rack, and the lifting oil cylinder is suitable for pushing the tray feeding and tray clamping assembly, the cable feeding and cutting assembly and the lifting oil cylinder to move in the up-down direction. The mechanism for automatically drilling, feeding the anchor cable and tensioning, fixedly connecting and cutting can simultaneously complete a plurality of operation processes, and a special vehicle for operation does not need to be frequently replaced during anchoring and protecting operation, so that the supporting efficiency is greatly improved.
Description
Technical Field
The invention relates to the fields of coal mine support, tunnels and the like, in particular to a mechanism for automatically drilling, feeding anchor cables and tensioning, fixedly connecting and cutting off.
Background
For example, in the process of mining a coal mine, an ore body needs to be supported, in the related art, an anchor protection vehicle is generally used for drilling and anchoring the ore body, but the anchor protection vehicle in the related art has low operation efficiency and has potential safety hazards.
Disclosure of Invention
Therefore, the embodiment of the invention provides a mechanism for automatically drilling, feeding and tensioning, fixedly connecting and cutting off an anchor rope, the mechanism for automatically drilling, feeding and tensioning, fixedly connecting and cutting off the anchor rope does not need to frequently replace a special vehicle for operation during anchoring and protecting operation, the supporting efficiency is greatly improved, the contradiction of excavation and anchoring imbalance is avoided, the safety risk of anchoring and protecting construction is greatly reduced, and the mechanism conforms to the great trend of automatically reducing manpower and intelligently improving efficiency.
The mechanism for automatically drilling, feeding the anchor cable and tensioning, fixedly connecting and cutting comprises the following components: the rotary table comprises a rack, a rotary table and a rotary table, wherein the rack extends along the front-back direction, the rear end of the rack is provided with a fixed cone, and the rack is provided with a rotary motor; an anchor drill assembly mounted on the frame and movable in a front-to-rear direction; the tray feeding and clamping assembly can rotate relative to the circumferential direction of the rack, and can move in the vertical direction relative to the rack; the rope feeding and cutting assembly is arranged on the rack and can rotate around the circumferential direction of the rack, the rope feeding and cutting assembly can move in the up-down direction, the rope feeding and cutting assembly and the medicine pushing assembly are arranged at intervals in the width direction of the rack, the rope feeding and cutting assembly and the tray feeding and clamping assembly are arranged in the length direction of the frame and connected through a connecting plate, one end of the lifting oil cylinder is connected with the output end of the rotary motor, the other end of the lifting oil cylinder is connected with the connecting plate, the rotary motor is suitable for driving the lifting oil cylinder, the tray feeding and clamping assembly and the cable feeding and cutting assembly to rotate around the circumferential direction of the rack, the lifting oil cylinder is suitable for pushing the tray feeding and clamping assembly and the cable feeding and cutting assembly to move in the vertical direction; the electro-hydraulic control assembly is mounted on the rack and used for controlling the working states of the anchor drilling assembly, the automatic tray feeding and clamping assembly and the cable feeding and cutting assembly.
According to the mechanism for automatically drilling, feeding the anchor cable and tensioning, fixedly connecting and cutting, disclosed by the embodiment of the invention, the anchor drilling assembly, the tray feeding and tray clamping assembly and the cable feeding and cutting assembly are arranged on the rack, so that a plurality of operation processes can be simultaneously completed by utilizing the mechanisms for automatically drilling, feeding the anchor cable and tensioning, fixedly connecting and cutting, a special vehicle for operation is not required to be frequently replaced during anchoring and protecting operation, the supporting efficiency is greatly improved, the contradiction of tunneling and anchoring imbalance is avoided, the safety risk of anchoring and protecting construction is greatly reduced, and the mechanism conforms to the great trend of automatically reducing manpower and intelligently improving efficiency.
In some embodiments, the anchor drill assembly comprises a drill box and feeding gears mounted on both sides of the drill box, the frame has a rack arranged along the length direction thereof, the feeding gears are adapted to move along the rack, and the rear end of the frame is provided with a magnetic displacement sensor for acquiring the position of the drill box.
In some embodiments, the machine frame has a dovetail slot extending along its length, and the bottom of the drill box is provided with a projection that fits within the dovetail slot to guide the drill box along the length of the dovetail slot.
In some embodiments, send tray and tray clamping components including tray storehouse, tray binding clasp and get the tray hydro-cylinder, the spring that has a plurality of trays and is used for the propelling movement the tray is stored in the tray storehouse, tray storehouse front end has the tray and gives mouthful altogether in order to allow the spring will the tray is released the tray storehouse, the tray is given mouthful department altogether and is equipped with tray limiting plate and elastic protection board in order to guarantee that every tray all is in the correct tray position of getting, get the one end of tray hydro-cylinder with the connecting plate is connected, the other end that goes the tray hydro-cylinder with the tray binding clasp is connected, it is suitable for the drive to get the tray hydro-cylinder the tray binding clasp moves along upper and lower direction and gets and place in order to accomplish the clamp of tray and get.
In some embodiments, the pallet gripper is located at the front end of the rope feeding and cutting assembly, the pallet magazine is located above the rope feeding and cutting assembly, the pallet taking cylinder is extended upward to drive the pallet gripper to move toward the pallet feeding opening to grip the pallet, and the pallet taking cylinder is retracted downward to drive the pallet gripper to move downward to a position opposite to the front end of the rope feeding and cutting assembly.
In some embodiments, the mechanism for automatically drilling, feeding and tensioning the anchor cable and fixedly connecting and cutting further comprises a tray lifting cylinder, one end of the tray lifting cylinder is connected with the cable feeding and cutting assembly, the other end of the tray assembly is connected with the tray taking cylinder, and the tray lifting cylinder is suitable for driving the tray taking cylinder to move in the front-back direction.
In some embodiments, the cable feeding and cutting assembly comprises a cable feeding motor, a tensioning cylinder, a cable feeding motor and an angle sensor, wherein the front end of the tensioning cylinder is provided with a cable outlet, the rear end of the tensioning cylinder is provided with a cable inlet, the cable feeding motor is arranged at the cable inlet to drive the cable to pass through the tensioning cylinder, the cable clamping device is arranged at the cable outlet to clamp the cable, and the angle sensor is arranged at the bottom of the tensioning cylinder to automatically calculate the length of the cable.
In some embodiments, the tensioning cylinder includes a cylinder body and a cylinder rod, the cylinder rod disposed within the cylinder body, the anchor cable clamp is connected to the front end of the cylinder rod, the anchor cable penetrates through the cylinder rod, an annular cavity is formed between the cylinder rod and the inner peripheral wall of the cylinder body, the outer peripheral surface of the cylinder rod is provided with an annular partition plate which partitions the annular cavity into a first cavity and a second cavity in the front-back direction, the first cavity is positioned at the front side of the partition plate, the second cavity is internally provided with an extension spring, one end of the extension spring is connected with the bottom of the cylinder body, the other end of the extension spring is connected with the partition plate, the extension spring has a force for driving the cylinder rod to extend forwards, the outer wall of the cylinder body is provided with an oil hole, and the second cavity can be filled with hydraulic oil through the oil hole.
Drawings
Fig. 1 is a schematic structural diagram of a mechanism for automatically drilling, feeding anchor cables and tensioning, fastening and cutting off according to an embodiment of the invention.
Fig. 2 is a partial schematic structural view of a mechanism for automatically drilling, feeding anchor cables and tensioning, fastening and cutting off according to an embodiment of the invention.
Fig. 3 is a schematic structural diagram of a mechanism for automatically drilling, feeding anchor cables and tensioning, fixedly connecting and cutting off a propellant assembly according to an embodiment of the invention.
Fig. 4 is a schematic structural diagram of a tray feeding and tray clamping assembly of the mechanism for automatically drilling, feeding anchor cables and tensioning, fixedly connecting and cutting off the tray according to the embodiment of the invention.
Fig. 5 is a schematic structural view of a wire feed and cut-off assembly of the mechanism for automatically drilling, feeding anchor wires and tensioning a secure link cut-off in accordance with an embodiment of the present invention.
Fig. 6 is a schematic diagram of a cable gripper for an automatic drilling, cable feeding and tensioning tie-off mechanism according to an embodiment of the present invention.
Fig. 7 is a schematic diagram of an electro-hydraulic control flow of the mechanism for automatically drilling, feeding anchor cables and tensioning, fixedly connecting and cutting off according to the embodiment of the invention.
Reference numerals:
in the figure: 1-automatic drilling, anchor cable feeding and tensioning fixed connection cutting-off mechanism, 2-chemical pushing component, 3-tray feeding and tray clamping component, 4-cable feeding and cutting-off component, 5-electrohydraulic control component, 10-frame, 11-dovetail groove, 12-rack, 13-drilling box, 14-feeding gear, 15-rotating motor, 16-rotating motor, 17-magnetodisplacement sensor, 18-fixed cone, 20-limit plate, 21-shrinking oil cylinder, 23-pushing oil cylinder, 24-guide plate, 25-inner cylinder, 26-outer cylinder, 27-torsion spring, 28-air bag, 29-air inlet pipe, 31-connecting plate, 32-tray bin, 34-elastic guard plate, 35-tray limit plate, 36-tray taking oil cylinder, 37-lifting oil cylinder, 38-tray clamping device, 40-cylinder body, 41-cylinder rod, 42-extension spring, 43-cable feeding motor, 44-angle sensor, 45-conveying wheel, 46-cable clamping device, 51-spray head, 52-swing motor, 53-swing cam, 54-guide rail, 55-guide groove, 56-sliding column, 61-fork structure, 62-clamping oil cylinder, 63-clamping hand, A-cartridge and C-tray.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
As shown in fig. 1-6, the automatic drilling, cable feeding and tensioning, fastening and cutting mechanism 1 according to the embodiment of the invention comprises a frame 10, an anchor drill assembly, a tray feeding and clamping assembly 3, a cable feeding and cutting assembly 4, an electro-hydraulic control assembly 5 and a lifting cylinder 37.
The frame 10 extends in a fore-and-aft direction, a rear end of the frame 10 has a fixing cone 18 for fixing the frame 10 to the roof, and an anchor drill assembly is mounted on the frame 10 and movable in the fore-and-aft direction. It will be appreciated that as shown in figure 2, the anchor drill assembly comprises a drill box 13 and two feed gears 14 connected to the drill box 13, the rack 10 is provided with a rack 12 and a dovetail slot 11, the bottom of the drill box 13 is provided with a projection capable of cooperating with the dovetail slot 11, and the drill box 13 is moved along the dovetail slot 11 by the engagement of the feed gears 14 and the rack 12 to push the drill rod to drill a hole.
The lifting oil cylinder 37, the rotary motor 16, the medicine pushing assembly 2, the tray and tray feeding clamping assembly 3, the cable feeding and cutting assembly 4 and the electro-hydraulic control assembly 5 are all mounted on the rack 10, the rotary motor 16 can drive the lifting oil cylinder 37, the tray and tray feeding clamping assembly 3 and the cable feeding and cutting assembly 4 to rotate around the circumferential direction of the rack 10, and the tray and tray feeding clamping assembly 3 and the cable feeding and cutting assembly 4 can move in the up-and-down direction under the control of the lifting oil cylinder 37.
Specifically, the anchor cable supporting operation generally includes drilling, insecticide spraying, anchor cable feeding and tensioning cutting, as shown in fig. 1, the mechanism 1 for automatically drilling, feeding and tensioning and fixedly connecting and cutting is further provided with an insecticide pushing assembly 2 and a contraction cylinder 21 for controlling the insecticide pushing assembly 2 to move in the up-and-down direction, the rack 10 is provided with a rotation motor 15 for controlling the insecticide pushing assembly 2 to rotate around the rack 10, when the mechanism 1 for automatically drilling, feeding and tensioning and fixedly connecting and cutting works, the electro-hydraulic control assembly 5 is started and controls the anchor drill assembly to drill, after the drilling is completed, the electro-hydraulic control assembly 5 controls the anchor drill assembly to reset and controls the rotation motor 15 to drive the insecticide pushing assembly 2 and the contraction cylinder 21 to rotate to the position right below the rack 10, and the contraction cylinder 21 is used for lifting the insecticide pushing assembly 2 to the position opposite to the anchor cable hole.
After the medicine pushing component 2 injects the medicine into the anchor cable hole, the electro-hydraulic control component 5 controls the medicine pushing component 2 to reset and controls the rotary motor to drive the tray feeding and clamping component 3 and the cable feeding and cutting component 4 to rotate and lift the oil cylinder 37 to the right lower part of the frame 10, and the tray and tray clamping assembly 3 and the cable feeding and cutting assembly 4 are lifted to positions opposite to the cable holes by the lifting cylinder 37, then the electro-hydraulic control component 5 firstly controls the tray feeding and clamping component 3 to place the tray C at the anchor cable hole, then the cable feeding and cutting assembly 4 is controlled to feed the anchor cable into the anchor cable hole through the tray C, then the cable and cutting assembly is controlled to tension the anchor cable, and then the tray feeding and clamping assembly 3 is controlled to clamp and deform the tray C so as to fixedly connect the tray C with the anchor cable, and finally the cable feeding and cutting assembly 4 is controlled to cut off the anchor cable, so that the anchoring and protecting operation is completed.
According to the mechanism for automatically drilling, feeding the anchor cable and tensioning, fixedly connecting and cutting, disclosed by the embodiment of the invention, the anchor drilling assembly, the medicine pushing assembly, the tray feeding and tray clamping assembly and the cable feeding and cutting assembly are arranged on the rack, so that a plurality of operation processes can be simultaneously completed by utilizing the mechanisms for automatically drilling, feeding the anchor cable and tensioning, fixedly connecting and cutting, a special vehicle for operation does not need to be frequently replaced during anchoring and protecting operation, the supporting efficiency is greatly improved, the contradiction of excavation and anchoring imbalance is avoided, the safety risk of anchoring and protecting construction is greatly reduced, and the mechanism conforms to the great trend of automatically reducing manpower and intelligently improving efficiency.
Further, as shown in fig. 2, the rear end of the frame 10 is provided with a magnetic displacement sensor 17 for acquiring the position of the drill box 13, thereby judging the drilling progress.
As shown in fig. 4, in some embodiments, the pallet feeding and clamping assembly 3 includes a pallet magazine 32, a pallet gripper 38, and a pallet taking cylinder 36, the pallet magazine 32 stores a plurality of pallets C and springs for pushing the pallets C, the pallet magazine 32 has a pallet common opening at a front end thereof to allow the springs to push the pallets C out of the pallet magazine 32, one end of the pallet taking cylinder 36 is connected to the connection plate 31, the other end of the pallet taking cylinder 36 is connected to the pallet gripper 38, and the pallet taking cylinder 36 is adapted to drive the pallet gripper 38 to move in an up-and-down direction to complete gripping and placing of the pallets C.
As shown in fig. 4, a spring is installed at the bottom of the tray bin 32 to realize automatic pushing hydraulic tensioning, after a tray C is taken away, the spring can push the next tray C to the clamping position, and a tray limiting plate 35 and an elastic protection plate 34 are arranged at the top of the tray bin 32 to ensure that each tray C is in the correct tray taking position.
Further, as shown in fig. 4, the pallet gripper 38 is located at the front end of the rope feeding and cutting assembly 4, the pallet magazine 32 is located above the rope feeding and cutting assembly 4, the upward extension of the pallet taking cylinder 36 drives the pallet gripper 38 to move toward the pallet feeding opening to grip the pallet, and the downward retraction of the pallet taking cylinder 36 drives the pallet gripper 38 to move downward to a position opposite to the front end of the rope feeding and cutting assembly 4, thereby ensuring that the rope can pass through the pallet C.
Further, as shown in fig. 4, the tray feeding and clamping assembly 3 further includes a tray lifting cylinder 37, one end of the tray lifting cylinder 37 is connected to the cable feeding and cutting assembly 4, the other end of the tray C assembly is connected to the tray taking cylinder 36, and the tray lifting cylinder 37 is adapted to drive the tray taking cylinder 36 to move in the front-rear direction. Thus, after the pallet gripper 38 grips the pallet, the pallet lift cylinder 37 may push the pallet take cylinder 36 to move toward the cable hole to complete the jack.
In some embodiments, as shown in fig. 5, the feed and cut-off assembly 4 includes a feed motor 43, a tensioning cylinder including a cylinder body 40 and a cylinder rod 41, the cylinder rod 41 being disposed within the cylinder body 40, the front end of the cylinder rod 41 having a cable outlet, the rear end of the cylinder body 40 having a cable inlet, the feed motor 43 being disposed at the cable inlet to drive the cable through the tensioning cylinder, and a cable gripper 46 being disposed at the cable outlet for gripping the cable.
Specifically, as shown in fig. 5, an anchor cable clamp 46 is connected to the front end of a cylinder rod 41, an anchor cable passes through the cylinder rod 41, an annular cavity is formed between the cylinder rod 41 and the inner peripheral wall of a cylinder body 40, an annular partition plate is arranged on the outer peripheral surface of the cylinder rod 41, the annular cavity is partitioned into a first cavity and a second cavity by the partition plate in the front-back direction, the first cavity is located on the front side of the partition plate, an extension spring 42 is arranged in the second cavity, one end of the extension spring 42 is connected with the bottom of the cylinder body 40, the other end of the extension spring 42 is connected with the partition plate, the extension spring 42 has a force for driving the cylinder rod 41 to extend forwards, an oil injection hole is formed in the outer wall of the cylinder body 40, and hydraulic oil can be injected into the first cavity through the oil injection hole to tension the anchor cable.
It should be noted that, in a non-operating state, the tray taking cylinder 36 retracts, the tray clamp 38 is pressed against the anchor cable clamp 46, the cylinder rod 41 retracts into the cylinder body 40, the extension spring 42 retracts, in an operating state, the tray taking cylinder 36 moves the tray C to the anchor cable hole under the driving of the tray lifting cylinder 37, at this time, the tray clamp 38 is not pressing the anchor cable clamp 46, the extension spring 42 pushes the cylinder rod 41 to extend forward to push the anchor cable clamp 46 out for a certain distance, when the anchor cable needs to be tensioned, hydraulic oil can be injected into the second cavity through the oil injection hole to press the cylinder rod 41 to retract by using the hydraulic oil, and the cylinder rod 41 retracts to drive the anchor cable clamp 46 to move backward to tension the anchor cable. After the cable is tensioned, the pallet clamp 38 may squeeze the root of the pallet C into plastic deformation to secure it together with the cable.
In the present invention, as shown in fig. 4-6, the pallet clamp 38 and the cable clamp 46 are both formed by a fork-shaped structure 61, a clamping cylinder 62 and a clamping hand 63. The difference between the pallet clamp 38 and the cable clamp 46 is that the pallet clamp 38 enters from the side and the cable clamp 46 enters from below in different ways to insert the object, resulting in a shorter clamping hand 63 of the pallet clamp 38 (see the dotted line) to ensure smooth clamping. The clamping hand 63 adopts high-grade alloy steel for surface quenching, so that the wear-resisting strength is high, and the use reliability is ensured. The shape of the clamping hand 63 is matched with that of the tray C and the anchor cable, so that firm clamping and thorough separation are realized.
Further, as shown in fig. 5, the wire feeding and cutting assembly 4 further comprises a swing motor 52 and a high pressure water spray 51, the high pressure water spray 51 being swingably connected to the cable gripper 46, the swing motor 52 being adapted to drive the spray 51 to swing around the circumference of the tensioning cylinder. Therefore, after the anchor cable is tensioned by the tensioning oil cylinder, water cutting can be carried out by using the high-pressure water spray head, and the swing motor 52 can control the high-pressure water spray head 51 to repeatedly cut the anchor cable until the anchor cable is cut off.
As shown in fig. 5, the swing motor 52 drives the swing cam 53 to rotate, and the guide groove 55 of the swing cam 53 contacts with the sliding column 56 below the high pressure water spray nozzle 51 to push the high pressure water spray nozzle 51 to swing back and forth along the guide rail 54 to ensure that the anchor cable is completely cut off.
Specifically, after the cable feeding and cutting assembly 4 is abutted against the tray C, the cylinder rod 41 drives the anchor cable clamp 46 to extend, the anchor cable clamp air releases the anchor cable, the cable feeding motor 43 drives the conveying wheel 45 to feed the anchor cable into the anchor cable hole through the inner hole of the tray C along the tensioning oil cylinder, the cable feeding stops when the angle sensor 44 senses that the anchor cable is in place, after the medicament in the explosive cartridge a is solidified, the anchor cable is clamped by the anchor cable clamp 46, hydraulic oil enters the first cavity to press the cylinder rod 41 to retract so as to tension the anchor cable and achieve rated pressure, then the first cavity is closed, the tray clamp 38 extrudes the root of the tray C to generate plastic deformation so as to be fixedly connected with the anchor cable, after the tray C is fastened with the anchor cable, the high-pressure water jet 51 is used for repeated cutting, after the anchor cable is completely cut, the pressure of the first cavity is reduced to zero, and the pressure sensor transmits a signal to the electrical control system. Preferably, the anchor cable is cut by using 98MPa high-pressure water containing the grinding materials, so that no flame exists in the cutting process, and the underground explosion-proof problem is completely eradicated.
Further, as shown in fig. 3, the medicine pushing assembly 2 includes an inner cylinder 25 and an outer cylinder 26 rotatable relative to the inner cylinder 25, the inner cylinder 25 is located in the outer cylinder 26, an annular space cavity is provided between the inner cylinder 25 and the outer cylinder 26, a plurality of medicine rolls a surrounding the outer periphery of the inner cylinder 25 are arranged in the annular space cavity, a medicine spraying opening is provided at the front end of the inner cylinder 25, a medicine inlet is provided at one side of the outer peripheral wall of the inner cylinder 25, and the medicine rolls a are suitable for entering the inner cylinder 25 through the medicine inlet and being sprayed out through the medicine spraying opening.
Specifically, as shown in fig. 3, a limiting plate 20, a guide plate 24 and a torsion spring 27 are arranged in the annular compartment, the guide plate 24 is connected to the outer peripheral wall of the inner barrel 25 and located at the position of the drug inlet, the plurality of drug cartridges a are located between the guide plate 24 and the limiting plate 20, one end of the torsion spring 27 is connected to the inner barrel 25, the other end of the torsion spring 27 is connected to the outer barrel 26, the torsion spring 27 has a force for driving the outer barrel 26 to rotate along the circumferential direction of the inner barrel 25 relative to the inner barrel 25, and a top cylinder oil tank is arranged on the guide plate 24 and is suitable for pushing the drug cartridges a to enter the inner barrel 25 through the drug inlet along the guide plate 24.
Therefore, when the medicine pushing assembly 2 performs medicine pushing operation, the pushing cylinder 23 is suitable for pushing the medicine roll a at the medicine inlet into the inner cylinder 25, and after the medicine roll a enters the inner cylinder 25, the torsion spring 27 drives the outer cylinder 26 to rotate, and the limiting plate 20 rotates along with the outer cylinder 26 and pushes the medicine roll a to rotate around the inner cylinder 25 until a plurality of medicine rolls a are clamped between the limiting plate 20 and the guide plate 24. In other words, the torsion spring 27 drives the outer cylinder 26 to rotate, so that the cartridge A is always ensured to be present at the medicine inlet.
Further, the rear end of the inner barrel 25 is provided with an air bag 28, and after the cartridge A enters the inner barrel 25, the air bag 28 is inflated to push the cartridge A out of the cartridge spraying opening. After the cartridge a is pushed out by the air bag 28, air in the air bag 28 is sucked by the air suction pump to prepare for the next inflation operation.
As shown in fig. 7, the mechanical actions of the automatic drilling, pushing, feeding and tensioning fixed connection cutting mechanism are complicated, the logical relationship is complex, and the reliability is high, including a plurality of actions of anchor drilling (feeding, rotating), pushing, tray feeding, anchor cable tensioning, tray clamping, anchor cable cutting, emergency stop and the like, the complex mechanical structure and hydraulic accurate control are realized by adopting a PLC (programmable logic controller) with strong processing capability, a plurality of sensors and an advanced control algorithm, the actions of the drill boom and the parameter matching of a hydraulic system are realized by adopting a modular programming language, and the execution part is realized by adopting a highly integrated electro-hydraulic control valve group.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" 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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (8)
1. The utility model provides an automatic drilling, send anchor rope and tensioning to link firmly mechanism of cutting off which characterized in that includes:
the rotary table comprises a rack, a rotary table and a rotary table, wherein the rack extends along the front-back direction, the rear end of the rack is provided with a fixed cone, and the rack is provided with a rotary motor;
an anchor drill assembly mounted on the frame and movable in a front-to-rear direction;
the tray feeding and clamping assembly can rotate relative to the circumferential direction of the rack, and can move in the vertical direction relative to the rack;
the cable feeding and cutting assembly is mounted on the rack and can rotate around the circumferential direction of the rack, the cable feeding and cutting assembly can move in the vertical direction, and the cable feeding and cutting assembly and the tray feeding and clamping assembly are arranged in the length direction of the rack and connected through a connecting plate;
the lifting oil cylinder is connected with one end of the rotating motor, the other end of the lifting oil cylinder is connected with the connecting plate, the rotating motor is suitable for driving the lifting oil cylinder, the tray feeding and tray clamping assembly and the cable feeding and cutting assembly to rotate around the circumferential direction of the rack together, and the lifting oil cylinder is suitable for pushing the tray feeding and tray clamping assembly and the cable feeding and cutting assembly to move in the up-and-down direction;
the electro-hydraulic control assembly is mounted on the rack and used for controlling the working states of the anchor drilling assembly, the automatic tray feeding and clamping assembly and the cable feeding and cutting assembly.
2. The mechanism of claim 1 wherein the anchor drill assembly includes a drill box and feed gears mounted on opposite sides of the drill box, the frame having a rack disposed along its length, the feed gears being adapted to move along the rack, the rear end of the frame being provided with a magnetic displacement sensor for sensing the position of the drill box.
3. The automated drill and drug delivery mechanism of claim 2, wherein the housing has a dovetail slot extending along a length thereof, and wherein the bottom of the drill box is provided with a tab that fits within the dovetail slot to guide the drill box along the length of the dovetail slot.
4. The automatic mechanism of claim 1, wherein the tray feeding and clamping assembly comprises a tray bin, a tray clamp and a tray taking cylinder, a plurality of trays and springs for pushing the trays are stored in the tray bin, a tray common opening is formed in the front end of the tray bin to allow the springs to push the trays out of the tray bin, a tray limiting plate and an elastic protection plate are arranged at the tray common opening to ensure that each tray is located at a correct tray taking position, one end of the tray taking cylinder is connected with the connecting plate, the other end of the tray taking cylinder is connected with the tray clamp, and the tray taking cylinder is suitable for driving the tray clamp to move in an up-and-down direction to clamp and place the trays.
5. The automated drilling, tendon feeding and tensioning tie-off mechanism of claim 4, wherein said pallet gripper is located at a forward end of said tendon feeding and cutting assembly, said pallet magazine is located above said tendon feeding and cutting assembly, said pallet-picking cylinder extending upwardly to drive said pallet gripper toward said pallet common-feed opening to grip said pallet, and said pallet-picking cylinder retracting downwardly to drive said pallet gripper downwardly to a position opposite to said forward end of said tendon feeding and cutting assembly.
6. The automatic mechanism of claim 5, further comprising a tray lift cylinder, one end of the tray lift cylinder being connected to the cable feeding and cutting assembly, the other end of the tray assembly being connected to the tray retrieving cylinder, the tray lift cylinder being adapted to drive the tray retrieving cylinder to move in a forward and backward direction.
7. The mechanism of claim 1, wherein the cable feeding and cutting assembly comprises a cable feeding motor, a tensioning cylinder, a cable clamp and an angle sensor, the front end of the tensioning cylinder has a cable outlet, the rear end of the tensioning cylinder has a cable inlet, the cable feeding motor is disposed at the cable inlet to drive the cable through the tensioning cylinder, the cable clamp is disposed at the cable outlet to clamp the cable, and the angle sensor is disposed at the bottom of the tensioning cylinder to automatically calculate the length of the cable.
8. The automatic drilling, anchor cable feeding and tensioning, fastening and cutting mechanism as claimed in claim 7, wherein the tensioning cylinder comprises a cylinder body and a cylinder rod, the cylinder rod is disposed in the cylinder body, the anchor cable clamp is connected to the front end of the cylinder rod, the anchor cable passes through the cylinder rod, an annular cavity is formed between the cylinder rod and the inner peripheral wall of the cylinder body, an annular partition plate is disposed on the outer peripheral surface of the cylinder rod, the annular cavity is partitioned into a first cavity and a second cavity in the front-rear direction by the partition plate, the first cavity is located on the front side of the partition plate, a protruding spring is disposed in the second cavity, one end of the protruding spring is connected to the bottom of the cylinder body, the other end of the protruding spring is connected to the partition plate, the protruding spring has a force for driving the cylinder rod to extend forward, and an oil injection hole is formed in the outer wall of the cylinder body, the second cavity can be filled with hydraulic oil through the oil injection hole.
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