CN109681117B - Hydraulic single-arm automatic anchor cable drill carriage for coal mine - Google Patents

Hydraulic single-arm automatic anchor cable drill carriage for coal mine Download PDF

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Publication number
CN109681117B
CN109681117B CN201811478727.5A CN201811478727A CN109681117B CN 109681117 B CN109681117 B CN 109681117B CN 201811478727 A CN201811478727 A CN 201811478727A CN 109681117 B CN109681117 B CN 109681117B
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CN
China
Prior art keywords
anchor cable
drill
hydraulic
automatic
automatic anchor
Prior art date
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Active
Application number
CN201811478727.5A
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Chinese (zh)
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CN109681117A (en
Inventor
王威
张维果
仇卫建
闫金宝
丁永成
左岗永
王静
王富强
王恒
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taiyuan Institute of China Coal Technology and Engineering Group
Shanxi Tiandi Coal Mining Machinery Co Ltd
Original Assignee
Taiyuan Institute of China Coal Technology and Engineering Group
Shanxi Tiandi Coal Mining Machinery Co Ltd
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Application filed by Taiyuan Institute of China Coal Technology and Engineering Group, Shanxi Tiandi Coal Mining Machinery Co Ltd filed Critical Taiyuan Institute of China Coal Technology and Engineering Group
Priority to CN201811478727.5A priority Critical patent/CN109681117B/en
Publication of CN109681117A publication Critical patent/CN109681117A/en
Application granted granted Critical
Publication of CN109681117B publication Critical patent/CN109681117B/en
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    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterized by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B19/084—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 with flexible drawing means, e.g. cables
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/06—Arrangements for treating drilling fluids outside the borehole
    • E21B21/07—Arrangements for treating drilling fluids outside the borehole for treating dust-laden gaseous fluids
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous fluids
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00—Setting anchoring-bolts
    • E21D20/02—Setting anchoring-bolts with provisions for grouting

Abstract

The invention provides a hydraulic single-arm automatic anchor cable drill carriage for a coal mine, and relates to the technical field of underground coal mine excavation roadway support. The automatic anchor cable drilling rig comprises a vehicle body, a lifting mechanism and an automatic anchor cable drilling rig system, wherein the vehicle body comprises a machine body part, a hydraulic system, an electric control system, an engine device and a wheel type travelling mechanism, and the hydraulic system and the wheel type travelling mechanism are connected with the engine device; the lifting mechanism comprises a working arm, a lifting component for driving the working arm to lift and a swinging component for driving the working arm to swing left and right; the automatic anchor cable drill frame system realizes lifting and swinging through the lifting mechanism and is used for realizing the installation of an anchor rod or an anchor cable; the automatic anchor cable drill frame system and the lifting mechanism are controlled by a hydraulic system. The hydraulic single-arm automatic anchor cable drill carriage is adopted, the automatic anchor cable drill frame system is used as an anchor cable anchoring and protecting device, the lifting mechanism carries out automatic anchoring and protecting and positioning, the engine device is used as power, the wheel-driven whole vehicle arrangement mode is adopted, the moving speed block is adopted, and the anchor cable anchoring and protecting efficiency is high.

Description

Hydraulic single-arm automatic anchor cable drill carriage for coal mine
Technical Field
The invention relates to the field of underground coal mine excavation roadway support, in particular to a hydraulic single-arm automatic anchor cable drill carriage for a coal mine.
Background
At present, the existing anchor rod drill carriage, such as chinese patents 200410012344.0 and 201110423973.2, which have been applied and granted by the applicant, discloses a crawler-type walking anchor rod drill carriage and a hydraulic five-arm anchor rod drill carriage for coal mines, and the series of drill carriages mainly adopt split design, have reasonable structure, large bearing capacity, free and reliable walking movement, fast anchor drilling speed, high efficiency, good quality and high safety factor, are suitable for working in severe environment, are very ideal underground mining support equipment, and carry out domestic reconstruction on the original imported anchor rod support equipment. However, the original anchor bolt supporting equipment has singleness and limitation, the original anchor bolt supporting equipment is only responsible for completing anchor bolt supporting, when anchor bolt supporting is needed to be carried out simultaneously in the roadway supporting process, a single hydraulic drilling machine is often needed to be replaced, the single hydraulic drilling machine and a power source need to be manually moved to a working area at the moment, anchor bolt supporting is carried out in a manual operation mode, supporting time of the roadway and labor intensity of operators are increased invisibly, roadway supporting time and roadway forming speed are influenced to a great extent, and tunneling speed of the whole coal mine is influenced.
Disclosure of Invention
The invention provides a hydraulic single-arm automatic anchor cable drill carriage for a coal mine, and aims to solve the problem of anchor cable support in a roadway support process.
The invention is realized by the following steps:
a hydraulic single-arm automatic anchor cable drill carriage for coal mines comprises:
the vehicle body comprises a body part, a hydraulic system, an electric control system, an engine device and wheel type traveling mechanisms, wherein the hydraulic system, the electric control system and the engine device are arranged on the body part, and the wheel type traveling mechanisms are arranged on two sides of the body part and are connected with the engine device;
the lifting mechanism is arranged on the machine body part and comprises a working arm, a lifting component for driving the working arm to lift and a swinging component for driving the working arm to swing left and right;
the automatic anchor cable drilling frame system is configured at the end part of the working arm, realizes lifting and swinging through the lifting mechanism and is used for realizing the installation of an anchor rod or an anchor cable;
the automatic anchor cable drill frame system and the lifting mechanism are controlled by the hydraulic system.
Further, in a preferred embodiment of the present invention, the swing assembly includes a base and a swing cylinder, the lifting assembly includes a swing seat and a lifting cylinder, the base is fixed on the machine body, the swing seat is hinged on the base, one end of the working arm is hinged on the swing seat, and the other end is connected to the automatic anchor cable drilling rig system through a drilling rig connecting part; the swing oil cylinder is arranged on the side wall of the base, two ends of the swing oil cylinder are respectively hinged with the base and the swing seat, and two ends of the lifting oil cylinder are respectively hinged with the swing seat and the working arm.
Further, in a preferred embodiment of the present invention, the lifting mechanism is further provided with a leveling cylinder, the leveling cylinder is arranged along the length of the working arm, the drill frame connecting portion is hinged to an end portion of the working arm, and a piston rod of the leveling cylinder is connected to the drill frame connecting portion for adjusting an angle of the drill frame connecting portion.
Further, in a preferred embodiment of the present invention, the automatic cable bolt drilling rig system comprises:
the frame is arranged on the drill frame connecting part;
the feeding mechanism is arranged on the rack and comprises a drilling box and a lifting mechanism for driving the drilling box to lift;
the drill rod bin is arranged on the rack and comprises a bin body, a rotary table, a rotating mechanism and a mechanical hand, wherein the rotary table is rotatably arranged in the bin body, the rotating mechanism drives the rotary table to rotate in a unidirectional and intermittent manner, a plurality of drill rod storage grooves are formed in the periphery of the rotary table, and the mechanical hand is arranged beside the rotary table and used for grabbing the drill rods on the rotary table to the drill boxes;
the drill rod clamping mechanism is arranged at the top of the drill box and used for clamping a drill rod or an anchor cable;
the pesticide spraying mechanism is arranged on the upper part of the rack and comprises a nozzle and a pesticide stick spraying device, and a spraying hose of the pesticide stick spraying device is connected with the nozzle.
Further, in a preferred embodiment of the present invention, the lifting mechanism includes a feeding cylinder, a transmission chain, a guide wheel, a guide rod mounted on the frame, and a guide connecting plate slidably connected to the guide rod, both ends of the feeding cylinder are provided with piston rods, the piston rods are fixed on the frame, the guide wheel is mounted on the cylinder body of the feeding cylinder, one end of the transmission chain is fixed on the guide connecting plate, the other end of the transmission chain is wound on the guide wheel and fixed on the frame, and the drill box is fixedly mounted on the guide connecting plate.
Further, in a preferred embodiment of the present invention, the rotating mechanism is a ratchet assembly.
Further, in a preferred embodiment of the present invention, the automatic anchor cable drill rig system further includes an electromagnetic valve set and an electric control box, the lifting mechanism, the rotating mechanism, the manipulator and the cartridge spraying device are all connected to the electromagnetic valve set, and the electromagnetic valve set is connected to the electric control box.
Further, in a preferred embodiment of the present invention, the hydraulic system comprises a main circuit and a control circuit, the main circuit comprises two variable displacement hydraulic pumps connected in series and two hydraulic motors driven by the hydraulic pumps respectively, the two variable displacement hydraulic pumps are connected with a flywheel of the engine device through a coupling; the control loop is connected with the main loop and is provided with a hydraulic pilot control handle, a brake release valve and a high-low speed control valve.
Further, in a preferred embodiment of the present invention, the automatic anchor cable drill rig system is connected to a first power circuit and a second power circuit through power switching valves, respectively, the first power circuit is connected to the hydraulic system, and the second power circuit is connected to an external power connection line.
Further, in a preferred embodiment of the present invention, a stabilizer shoe mechanism is further included, and the stabilizer shoe mechanism is disposed at an end of the vehicle body near the automatic cable bolt drilling rig system.
The invention has the beneficial effects that:
when the automatic anchor cable drilling rig is used, the hydraulic single-arm automatic anchor cable drilling rig is adopted, the automatic anchor cable drilling rig system is adopted as the anchor cable anchoring and protecting device, the lifting mechanism carries out automatic anchoring and protecting positioning, the engine device is used as power, the wheel-type driving whole vehicle arrangement mode is adopted, the moving speed is 10 times that of the crawler-type anchor cable drilling rig, the automatic positioning and the automatic anchor cable anchoring and protecting of the anchor protecting drilling rig can be realized, and the anchor cable anchoring and protecting efficiency is greatly improved.
Furthermore, the automatic anchor cable drill frame system respectively with be connected to the first power return circuit that uses the engine as power and the second power return circuit that uses external power source as power through the power switching valve, both can use the inside power supply of complete machine during the anchor rope operation, also can use external power source's pump station to two kinds of power supplies can realize the interlocking, and when the tunnel was frequently changed, the advantage is more obvious, need not to connect the cable and can accomplish quick anchor rope and strut, greatly improves and strut efficiency.
Furthermore, the engine is used as a power source for the whole vehicle to move, an external cable is not needed, the whole vehicle can move more flexibly relative to the crawler-type anchor cable drill carriage, and the work of dragging the cable is omitted.
Furthermore, a single-arm automatic anchor cable drill frame system is adopted, so that the width of the whole machine is greatly shortened, and the trafficability of the whole machine is improved.
Furthermore, a stable shoe mechanism is adopted, so that the stability and the safety of the whole machine are ensured when the anchor cable is anchored and protected.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of a hydraulic single-arm automatic anchor cable drill carriage for a coal mine according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of the lifting mechanism of FIG. 1;
FIG. 3 is a top plan view of the cable bolt anchorage assembly of FIG. 1;
fig. 4 is a side view of the cable bolt anchorage arrangement of fig. 1;
FIG. 5 is an elevation view of the cable bolt anchorage assembly of FIG. 1;
fig. 6 is a schematic view of the automatic cable bolt drilling rig system of fig. 1 from one perspective;
fig. 7 is a schematic view of the automatic cable bolt drilling rig system of fig. 1 from another perspective;
FIG. 8 is a schematic view of the construction of the drilling rig frame of FIG. 6;
FIG. 9 is a schematic structural view of the feeding mechanism of FIG. 6;
FIG. 10 is a schematic view of the structure of the rod magazine of FIG. 6;
FIG. 11 is a schematic view of the dust extraction system of FIG. 1;
fig. 12 is a schematic structural view of the stabilizer shoe mechanism of fig. 1.
Icon: 1-engine installation, 2-exhaust system, 3-wheel running gear, 4-vehicle body, 5-lifting gear, 6-automatic anchor cable drilling rig system, 7-dust removal system, 8-hydraulic system, 9-pneumatic system, 10-electrical control system, 11-base, 12-swing cylinder, 13-swing seat, 14-working arm, 15-lifting cylinder, 16-leveling cylinder, 17-drilling rig connection, 18-drilling rig frame, 19-feed mechanism, 20-drill rod bin, 21-solenoid valve bank, 22-electric control box, 23-base frame, 24-chain suspension rod mechanism, 25-clamping rod mechanism, 26-spraying mechanism, 27-middle rotating block, 28-feed cylinder, 29-feed guide rod, 30-guide wheel, 31-drive chain, 32-guide connection plate, 33-drilling box, 34-cabin, 35-rotating disk, 36-manipulator, 37-cyclone, 38-dust removal box, 39-filter element, 40-blower, 41-silencer, 42-air pipe, 43-stable shoe mechanism.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present 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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined 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; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. 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, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
Referring to fig. 1, the embodiment provides a hydraulic single-arm automatic anchor cable drill carriage for a coal mine, which includes a carriage body, a lifting mechanism 5 disposed on the carriage body, and an automatic anchor cable drill rig system 6.
The vehicle body includes a body portion, a hydraulic system 8 arranged on the body portion, an electric control system 10, an engine device 1, and wheel traveling mechanisms 3 attached to both sides of the body portion. The hydraulic system 8 and the wheel type travelling mechanism 3 are both connected with the engine device 1 and provide power through the engine device 1. Preferably, the wheel travelling mechanism 3 comprises 3-6 groups of tires, so that the drill carriage moves more stably. For the crawler-type anchor cable drill carriage, the wheel type traveling mechanism 3 is adopted to effectively improve the moving speed of the drill carriage.
Further, in the preferred embodiment of the present invention, the hydraulic system 8 includes a main circuit and a control circuit. The main circuit comprises two variable hydraulic pumps connected in series and two hydraulic motors respectively driven by the hydraulic pumps, and the two variable hydraulic pumps are connected with a flywheel of the engine device 1 through a coupler. The control loop is connected with the main loop and is provided with a hydraulic pilot control handle, a brake release valve and a high-low speed control valve. The hydraulic pump and the hydraulic motor form a closed loop, and the hydraulic pilot control handle, the brake release valve and the high-low speed control valve are all arranged in a cab of the vehicle body. The automatic anchor cable drill frame system and the lifting mechanism are controlled by the hydraulic system.
Further, in a preferred embodiment of the present invention, the automatic anchor cable drill rig system is connected to a first power circuit and a second power circuit through power switching valves, respectively, the first power circuit is connected to the hydraulic system, and the second power circuit is connected to an external power connection line. Therefore, when the anchor rope is operated, the internal power source of the whole machine can be used, the pump station of an external power supply can also be used, the two power sources can be interlocked, the advantages are more obvious when the roadway is frequently replaced, the quick anchor rope support can be completed without a cable, and the support efficiency is greatly improved.
As shown in fig. 2 to 5, the lifting mechanism 5 is disposed on the body portion, and includes a telescopic working arm 14, a lifting unit for driving the working arm 14 to lift, and a swinging unit for driving the working arm 14 to swing left and right. The swing assembly comprises a base 11 and a swing oil cylinder 12, and the lifting assembly comprises a swing seat 13 and a lifting oil cylinder 15. The base 11 is fixed on the machine body part, the swinging seat 13 is hinged on the base 11, one end of the working arm 14 is hinged on the swinging seat 13, and the other end of the working arm is connected with the automatic anchor cable drilling frame system 6 through a drilling frame connecting part 17. The swing oil cylinder 12 is configured on the side wall of the base 11, two ends of the swing oil cylinder are respectively hinged with the base 11 and the swing seat 13, and two ends of the lifting oil cylinder 15 are respectively hinged with the swing seat 13 and the working arm 14. The swing oil cylinder 12 drives the swing seat 13 to swing left and right, so that the working arm 14 swings left and right. The hinge shafts of the swing seat 13 and the working arm 14 are perpendicular to each other, and the lift cylinder 15 is installed at a position below the working arm 14 to drive the working arm 14 to lift.
Further, in the preferred embodiment of the present invention, the lifting mechanism 5 is further provided with a leveling cylinder 16, the leveling cylinder 16 is arranged along the length of the working arm 14, the drill frame connecting portion 17 is hinged to the end of the working arm 14, and a piston rod of the leveling cylinder 16 is connected to the drill frame connecting portion 17 for adjusting the angle of the drill frame connecting portion 17. And a leveling cylinder 16 is arranged, so that automatic leveling of the automatic anchor cable drilling frame system 6 can be realized, and the anchor cable can work.
Furthermore, an oil cylinder distance measuring sensor (oil cylinder distance measuring sensors are arranged on the swing oil cylinder and the lifting oil cylinder) and a swing angle sensor are arranged on the lifting mechanism 5, collected signals are fed back to an electrical control system in real time, the electrical control system sends an instruction to the lifting mechanism 5 according to the current posture of the automatic drill rig, and the accurate positioning of the automatic anchor cable drill rig is realized by adjusting the posture of the lifting mechanism 5.
As shown in fig. 6, an automatic cable drill system 6 is disposed at the end of the working arm 14, and is lifted and lowered by the lifting mechanism 5 for installing the anchor rod or cable.
Further, the automatic anchor line drill rig system 6 comprises: a frame 18, a feeding mechanism 19, a drill rod bin 20, a drill rod clamping mechanism 25 and a pesticide spraying mechanism 26.
As shown in fig. 8, a frame 18 is mounted on the boom connecting portion 17. The frame 17 is provided with a bottom frame 23, and the bottom frame 23 is provided with a chain suspension bar mechanism 24 and a transfer block 27.
As shown in fig. 9, the feeding mechanism 19 is mounted on the frame 17 and includes a drill box 33 and a lifting mechanism for driving the drill box 33 to move up and down. Preferably, the lifting mechanism comprises a feeding oil cylinder 28, a transmission chain 31, a guide wheel 30, a guide rod 29 arranged on the frame 17 and a guide connecting plate 32 connected with the guide rod 29 in a sliding way. The feeding oil cylinder is a double-rod oil cylinder, piston rods are arranged at two ends of the feeding oil cylinder, and the piston rods are fixed on the rack 17. An oil passage is arranged in the transfer block 27 and is used for supplying oil to the feed oil cylinder 28. The guide wheel 30 is mounted on the cylinder body of the feeding cylinder 28, and one end of the transmission chain 31 is fixed on the guide connecting plate 32, and the other end is wound on the guide wheel 30 and fixed to the chain suspension bar mechanism 24. The drill box 33 is fixedly arranged on the guide connecting plate 32. The cylinder body of the feeding oil cylinder 28 moves up and down under the action of the piston rod, and a transmission chain 31 arranged on the cylinder body drags a guide connecting plate 32 to slide up and down along the guide rod 29, so that the drill box 33 is driven to lift.
As shown in fig. 10, the rod magazine 20 is mounted on the rack 17, and includes a magazine body 34, a rotary table 35 rotatably disposed in the magazine body 34, a rotating mechanism for driving the rotary table 35 to rotate in a unidirectional and intermittent manner, and a manipulator 36, wherein a plurality of rod storage slots are disposed around the rotary table 35, and the manipulator 36 is mounted beside the rotary table 35 and is used for grabbing the rod stored in the rotary table to the drill box 33. Preferably, the rotating mechanism is a ratchet assembly, the ratchet assembly controls the turntable 35 to move in a unidirectional and intermittent manner, and the drill rod is rotated to the working position of the manipulator 36 and stored, transported and transferred by the manipulator 36. It should be noted that the manipulator 36 may adopt a manipulator mechanism in the prior art, for example, a pneumatic manipulator, and the like, and the operations of storing, transferring, and the like of the drill rod that is grabbed by the manipulator are not described herein again.
Further, in the preferred embodiment, one or more turntables 35 are disposed in the bin 34, and elastic locking members are disposed at the upper bottom and the lower bottom of the turntables 35 and are opposite to each other, so as to lock the drill rod, and ensure that the drill rod can be pulled out of the turntables 36 when the manipulator 36 grips the drill rod.
A clamping mechanism 25 is mounted on top of the drill box 33 for clamping a drill rod or cable bolt. The drill rod clamping mechanism 25 comprises two semicircular clamping plates with adjustable intervals, and the two clamping plates are enclosed to form clamping holes for clamping drill rods or anchor cables. The distance between the two clamping plates is adjusted through devices such as an air cylinder. In the process of disassembling the drill rod, the drill rod can be clamped tightly by the drill rod clamping mechanism 25 to assist in completing the operation of disassembling the drill rod; after the steel strand finishes the propelling movement, the anchor cable can be clamped tightly by the drill rod clamping mechanism.
As shown in fig. 8, a spraying mechanism 26 is mounted on the upper portion of the frame 17 and includes a nozzle to which a spray hose of a cartridge spraying device is connected and a cartridge spraying device, not shown. The cartridge injection device is filled with an anchoring agent cartridge, and the resin cartridge is injected into the anchor cable drill hole through the pneumatic device. The spraying mechanism 26 may be constructed as described in CN105370305A, for example, and will not be described in detail herein.
As shown in fig. 7, further, the automatic anchor cable drill rig system further includes an electromagnetic valve bank 21 and an electric control box 22, the lifting mechanism, the rotating mechanism, the manipulator 36 and the cartridge spraying device 26 are all connected to the electromagnetic valve bank 21, and the electromagnetic valve bank 21 is connected to the electric control box. The automatic anchor cable drilling frame system realizes the complete automation of the supporting processes of storing drill rods, connecting the drill rods, drilling holes, detaching the drill rods, spraying explosive cartridges, installing anchor cables, fastening the anchor cables and the like, the supporting efficiency is 3 times that of manual supporting, the control of the whole supporting process can be realized by adopting remote control operation, the whole operation flow does not need to be finished by a drilling machine by workers, the workers do not need to work in severe environments with dust, water spraying, noise, top falling and the like, the labor condition is improved, the labor intensity is reduced, and the operation safety is guaranteed.
Further, as shown in fig. 12, in the preferred embodiment of the present invention, a stabilizer shoe mechanism 43 is further included, and the stabilizer shoe mechanism 43 is disposed at an end of the vehicle body near the automatic anchor bolt drilling rig system 6. The boot stabilizing mechanism 43 includes a rotating rod hinged to the vehicle body and a ground supporting portion fixed to an end of the rotating rod, the ground supporting portion is substantially shaped like a boot, and a ground grasping nail is provided on a bottom surface of the ground supporting portion. And the two sides of the vehicle body are provided with the stabilizing shoe mechanisms 43, so that the stability and the safety of the whole vehicle are ensured when the anchor cable is anchored and protected.
Further, as shown in fig. 11, the dust removing system 7 is further provided, and comprises a cyclone 37, a dust removing box 38, a filter element 39, a fan 40 and a silencer 41, which are connected through an air duct 42. The fan 40 runs to generate negative pressure in a system loop, the drill rod and the drill box are both of hollow shaft structures, dust generated by drilling enters the cyclone 37 through the drill rod and the hollow shaft of the drill box, primary filtration is carried out under the action of gravity, then the dust enters the dust removal box 38, secondary filtration is carried out under the action of sedimentation and the filtration action of the filter element 39, and finally the dust is extracted out through the fan 40, and the silencer 41 plays a role in noise elimination and reduction.
Further, the electrical control system 10 includes a mining explosion-proof electrical control box, a mining explosion-proof illuminating lamp, a mining explosion-proof signal lamp, a coal mine diesel locomotive protection device, a mining explosion-proof transport machinery illuminating lamp, a mining voice light warning device, a mining explosion-proof power box, a mining explosion-proof electromagnetic valve, a remote controller, a display, a central control machine, a sensor, a connecting cable and the like. The electric control and safety protection device is used for realizing electric control and safety protection of the whole vehicle. The central control machine is used for remotely controlling the operation of a lifting mechanism and an automatic anchor cable drill frame system on the drill carriage; meanwhile, a display which synchronously displays the state of the whole machine with the central control machine is configured, parameters such as pressure of each oil cylinder, feeding force, torque, communication state, the number of anchor rods, fault alarm and the like are displayed in real time in a visual mode, functions such as parameter setting, anchor cable drill carriage control and the like can be achieved, and the intelligentization of operation display is achieved.
Referring to fig. 1, further, the engine apparatus 1 is further provided with a pneumatic system 9 for pneumatic starting of the engine apparatus 1, and the working medium is air and does not pollute the environment. The cost is low; the pneumatic system is simple, convenient to maintain and install, and has higher reliability, long service life and low price compared with a hydraulic system. The pneumatic system has low pressure grade and safe use.
The working process of the invention is as follows: the width of the machine body of the whole machine is 1.8 meters, and the lowest height is 2.2 meters. The vehicle body of the whole machine is a device for bearing the weight of the machine and moving the machine. The vehicle body is provided with a lifting mechanism 5, the lifting mechanism 5 and the vehicle body adopt a split design, an automatic anchor cable drill frame system 6 is connected with the lifting mechanism 5 through a drill frame connecting part 17, wherein the swinging and the lifting of the automatic anchor cable drill frame system 6 are controlled by operating the electromagnetic valve set 21 through a remote controller, and the automatic anchor and manual protection mode is provided, under the automatic anchoring and protecting mode, the automatic anchor cable drill frame system can automatically position the anchoring and protecting position according to the tunnel section parameters preset in the computer system by an operator in combination with the signal feedback of the sensor, and then the automatic anchor cable drilling frame works to complete a series of anchor protection processes such as automatic drilling rod drilling, automatic rod connecting, automatic rod changing, automatic explosive cartridge loading, automatic anchor cable installation, automatic anchor cable shearing and the like, so that the safety of operators is improved, the labor intensity of the operators is reduced, and the anchor protection efficiency is greatly improved. In the manual mode, manual intervention can be carried out, and the temporary anchoring requirement is met.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides an automatic anchor rope drill carriage of hydraulic pressure single armed for coal mine which characterized in that includes:
the vehicle body comprises a body part, a hydraulic system, an electric control system, an engine device and wheel type traveling mechanisms, wherein the hydraulic system, the electric control system and the engine device are arranged on the body part, and the wheel type traveling mechanisms are arranged on two sides of the body part and are connected with the engine device; the wheel type travelling mechanism 3 comprises 3-6 groups of tires;
the lifting mechanism is arranged on the machine body part and comprises a working arm, a lifting component for driving the working arm to lift and a swinging component for driving the working arm to swing left and right;
the automatic anchor cable drilling frame system is configured at the end part of the working arm, realizes lifting and swinging through the lifting mechanism and is used for realizing the installation of an anchor rod or an anchor cable; the lifting mechanism is provided with an oil cylinder distance measuring sensor and a swing angle sensor, collected signals are fed back to the electrical control system in real time, the electrical control system sends an instruction to the lifting mechanism according to the current posture of the automatic anchor cable drilling frame system, and the accurate positioning of the automatic anchor cable drilling frame system is realized by adjusting the posture of the lifting mechanism;
the automatic anchor cable drill frame system and the lifting mechanism are controlled by the hydraulic system;
the hydraulic system comprises a main loop and a control loop, wherein the main loop comprises two variable hydraulic pumps connected in series and two hydraulic motors driven by the hydraulic pumps respectively, and the two variable hydraulic pumps are connected with a flywheel of the engine device through a coupling;
the automatic anchor cable drill rig system is respectively connected with a first power circuit and a second power circuit through power switching valves, the first power circuit is connected to the hydraulic system, and the second power circuit is connected to an external power supply connecting line; the power sources provided by the first power circuit and the second power circuit can realize interlocking;
the automatic anchor cable drill rig system comprises:
the frame is arranged on the drill frame connecting part;
the feeding mechanism is arranged on the rack and comprises a drilling box and a lifting mechanism for driving the drilling box to lift;
the drill rod bin is arranged on the rack and comprises a bin body, a rotary table, a rotating mechanism and a mechanical hand, wherein the rotary table is rotatably arranged in the bin body, the rotating mechanism drives the rotary table to rotate in a unidirectional and intermittent manner, a plurality of drill rod storage grooves are formed in the periphery of the rotary table, and the mechanical hand is arranged beside the rotary table and used for grabbing the drill rods on the rotary table to the drill boxes; the rotating mechanism is a ratchet wheel assembly, the ratchet wheel assembly controls the rotating disc to move in a unidirectional and intermittent mode, and elastic clamping pieces which are opposite in position are arranged at the upper bottom and the lower bottom of the rotating disc;
the drill rod clamping mechanism is arranged at the top of the drill box and used for clamping a drill rod or an anchor cable;
the pesticide spraying mechanism is arranged on the upper part of the rack and comprises a nozzle and a pesticide stick spraying device, and a spraying hose of the pesticide stick spraying device is connected with the nozzle;
stabilize boots mechanism, it sets up to stabilize boots mechanism the automobile body is close to the one end of automatic anchor rope drill rig system, stabilize boots mechanism including articulate the dwang on the automobile body and set firmly the portion of propping the ground at the dwang tip, prop the ground portion and roughly be the boots form, and prop the bottom surface of ground portion and be equipped with and grab ground nail.
2. The coal mine hydraulic single-arm automatic anchor cable drill carriage as claimed in claim 1, wherein the swing assembly comprises a base and a swing cylinder, the lifting assembly comprises a swing seat and a lifting cylinder, the base is fixed on the machine body part, the swing seat is hinged on the base, one end of the working arm is hinged on the swing seat, and the other end of the working arm is connected with the automatic anchor cable drill carriage system through a drill carriage connecting part; the swing oil cylinder is arranged on the side wall of the base, two ends of the swing oil cylinder are respectively hinged with the base and the swing seat, and two ends of the lifting oil cylinder are respectively hinged with the swing seat and the working arm.
3. The automatic hydraulic single-arm anchor cable drill carriage for coal mines as claimed in claim 2, wherein the lifting mechanism is further provided with a leveling cylinder, the leveling cylinder is arranged along the length of the working arm, the drill frame connecting part is hinged at the end of the working arm, and a piston rod of the leveling cylinder is connected with the drill frame connecting part for adjusting the angle of the drill frame connecting part.
4. The hydraulic single-arm automatic anchor cable drill carriage for coal mines as claimed in claim 1, wherein the lifting mechanism comprises a feed cylinder, a transmission chain, a guide wheel, a guide rod mounted on a frame and a guide connecting plate slidably connected with the guide rod, the two ends of the feed cylinder are provided with piston rods, the piston rods are fixed on the frame, the guide wheel is mounted on a cylinder body of the feed cylinder, one end of the transmission chain is fixed on the guide connecting plate, the other end of the transmission chain is wound on the guide wheel and fixed on the frame, and the drill box is fixedly arranged on the guide connecting plate.
5. The hydraulic single-arm automatic anchor cable drill carriage for coal mines as claimed in claim 1, wherein the automatic anchor cable drill rig system further comprises an electromagnetic valve bank and an electric cabinet, the lifting mechanism, the rotating mechanism, the manipulator and the cartridge injection device are all connected with the electromagnetic valve bank, and the electromagnetic valve bank is connected with the electric cabinet.
CN201811478727.5A 2018-12-05 2018-12-05 Hydraulic single-arm automatic anchor cable drill carriage for coal mine Active CN109681117B (en)

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CN110424994B (en) * 2019-07-31 2021-05-11 太原理工大学 Full-automatic anchor rod drilling machine for coal mine
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CN112682025B (en) * 2020-08-12 2023-05-26 山西天地煤机装备有限公司 Drilling and anchoring equipment control method, device and system
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