CN110761711B - Modularized portable full-hydraulic tunnel drilling machine capable of switching feeding force and drilling angle - Google Patents
Modularized portable full-hydraulic tunnel drilling machine capable of switching feeding force and drilling angle Download PDFInfo
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- CN110761711B CN110761711B CN201910949165.6A CN201910949165A CN110761711B CN 110761711 B CN110761711 B CN 110761711B CN 201910949165 A CN201910949165 A CN 201910949165A CN 110761711 B CN110761711 B CN 110761711B
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- 238000005553 drilling Methods 0.000 title claims abstract description 103
- 230000007246 mechanism Effects 0.000 claims description 13
- 238000005457 optimization Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/04—Supports for the drilling machine, e.g. derricks or masts specially adapted for directional drilling, e.g. slant hole rigs
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/086—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 a fluid-actuated cylinder
-
- 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
- E21B19/24—Guiding or centralising devices for drilling rods or pipes
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
- E21B7/046—Directional drilling horizontal drilling
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a modularized portable full-hydraulic tunnel drilling machine with changeable feeding force and drilling angle, which comprises a chassis, a front supporting seat, a rear supporting rod, a power device, a guide rail, a feeding oil cylinder and a drilling frame device, wherein the power device is arranged on the guide rail in a sliding manner, the front and the rear of the guide rail are connected on the chassis through the front supporting seat and the rear supporting rod to form an integral stressed seat body, and the feeding oil cylinder is connected between the power device and the front supporting seat or the rear supporting rod. The modularized portable full-hydraulic tunnel drilling machine with the changeable feeding force and drilling angle has the advantages that the whole machine is portable and modularized, the disassembly and the assembly are convenient, the non-drilling time of carrying and mounting is shortened, and the working efficiency is improved; the positioning accuracy is ensured through the structural optimization of the drilling tool positioning device and the front supporting seat; the drilling angle of the drilling machine is convenient to adjust, and the feeding force of the drilling tool is optimized.
Description
Technical Field
The invention relates to the technical field of drilling machines, in particular to a modularized portable full-hydraulic tunnel drilling machine capable of switching feeding force and drilling angle.
Background
The traditional tunnel drilling machine has the following problems due to the self structural characteristics: 1. heavy and inconvenient to carry; 2. because the self weight exists in the mechanical drill rod, when the drill rod drills downwards and upwards, the problems of surplus feeding force of the drilling tool and low drilling efficiency offset by the self weight exist respectively; 3. when drilling upwards, the height space of the tail part is limited, and when drilling downwards, if the height of the front support seat is too high, the drilling stability is deficient; 4. when drilling, the drilling stability is lower because of the self factors of the structure; 5. the drilling angle is not adjustable, or the adjustment mode is inconvenient, and the quick and efficient adjustment cannot be realized.
Therefore, how to solve the above-mentioned problems is a urgent problem to be solved.
Disclosure of Invention
Aiming at the technical problems, the invention provides a modularized portable full-hydraulic tunnel drilling machine with changeable feeding force and drilling angle, which has the advantages of portability and modularization of the whole machine, convenient disassembly and installation, shortened non-drilling time of carrying and installation, and improved working efficiency; through drilling tool positioner and preceding supporting seat structural optimization, guarantee positioning accuracy, conveniently adjust drilling angle and optimized drilling tool feed force.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
The utility model provides a portable full hydraulic tunnel drilling machine of changeable feeding force of modularization and boring angle, includes chassis, preceding supporting seat, back bracing piece, power device, guide rail, feed hydro-cylinder and drilling carriage device, and power device slides and sets up on the guide rail, and the guide rail passes through preceding supporting seat, back bracing piece connection and constitutes whole atress pedestal on the chassis around, and feed hydro-cylinder is connected between power device and preceding supporting seat or back bracing piece. The chassis horizontal seat is arranged on the ground, the front supporting seat and the rear supporting rod are respectively arranged on the front side and the rear side of the chassis, and the front side and the rear side of the guide rail are supported and fixed through the front supporting seat and the rear supporting rod. The cylinder body of the feeding cylinder and the power device are fixed into a whole, and the free end of the feeding cylinder is fixed on the front supporting seat; or the cylinder body of the feeding cylinder is fixed on the rear supporting rod, and the free end of the feeding cylinder is connected with the power device. The power device and the drilling frame device are in modularized structures, are convenient and quick to install and adjust, are fixed on the guide rail, and provide feeding driving force through the feeding oil cylinder, so that the feeding oil cylinder can adapt to different working conditions through different fixing modes, and the feeding force of the drilling frame device is fully optimized.
When the feeding oil cylinder is further connected with the power device and the front supporting seat, the cylinder body of the feeding oil cylinder is connected with the power device into a whole, and the telescopic rod end is connected with the front supporting seat. The fixing mode of the feeding oil cylinder is suitable for horizontal or downward drilling of the tunnel drilling machine, the telescopic end of the feeding oil cylinder is fixed, the initial state of the feeding oil cylinder is in an extending state, the feeding oil cylinder contracts when in operation, the cylinder body of the feeding oil cylinder drives the power device to realize feeding, and the feeding force of the power device is the pulling force of the feeding oil cylinder, so that the power of the feeding direction of the feeding oil cylinder can be properly reduced, the energy is saved, and the stability of drilling is facilitated. Particularly, when the drilling is carried out downwards, the gravity of the power device and the feeding oil cylinder can be utilized, and the power of the feeding oil cylinder in the feeding direction can be further reduced.
When the feeding oil cylinder is further connected with the power device and the rear supporting rod, the cylinder body of the feeding oil cylinder is connected with the rear supporting rod into a whole, and the telescopic rod end is connected with the power device. The fixing mode of the feeding oil cylinder is suitable for the condition that when the tunnel drilling machine drills upwards, the cylinder body of the feeding oil cylinder is fixed, the initial state of the feeding oil cylinder is in a retracted state, the telescopic end of the feeding oil cylinder drives the power device to feed when the tunnel drilling machine works, the feeding force of the power device is the thrust of the feeding oil cylinder, and thus the feeding force of the drilling tool is sufficient, and adverse effects caused by the dead weight of the drilling tool are counteracted.
The front end of the guide rail is further connected with the front supporting seat through a rotating shaft, the rear end of the guide rail is supported and fixed by a fixed shaft, the rotating shaft at the front end of the guide rail is fixed on the underframe through the front supporting seat, the fixed shaft at the rear end of the guide rail is fixed on a supporting rod, the supporting rod is hinged with the underframe, and the drilling rig device is fixed at the front end of the guide rail. The rotating shaft can rotate to support the front end of the guide rail, the included angle between the guide rail and the drilling surface can be adjusted through rotation, and the guide rail is fixed through the fixing shaft at the rear end of the guide rail. The supporting rod is rotatably connected with the underframe, and the fixed shaft and the supporting rod do not need to be disassembled when the guide rail is adjusted and fixed, so that the device is convenient and quick.
The hoisting machine is fixed on the underframe, the traction mechanism is connected with the power device and the hoisting machine through a mast and pulleys and a cable, and the mast is fixed at the rear end of the guide rail. The hoist and traction mechanism pull the power unit back to the starting position when a drill pipe needs to be replaced, serviced or shut down.
Further be equipped with the rack on chassis and the preceding supporting seat, the rack is whole modular structure, is equipped with preceding supporting seat on the rack equally. The purpose of setting up the rack is in order to adapt to different drilling angles, and modular rack simple to operate.
The hoisting machine is fixed on the side face of the rack, and the traction mechanism is connected with the power device and the hoisting machine through a mast and pulleys and a cable, and the mast is fixed at the rear end of the guide rail. The winch is fixed on the side face of the rack for balancing the whole weight of the drilling machine, so that the equipment operation is stable.
The further rack is provided with a heightening rack, and the heightening rack is provided with a front supporting seat. The heightening rack solves the problem that the tail height space is insufficient when the drilling is carried out upwards.
The further feeding cylinder is a double-section cylinder. The double-section oil cylinder ensures that the space occupied by equipment in drilling work is smaller, and meanwhile, the equipment is more compact, so that the equipment is suitable for narrow space of a tunnel, and the equipment is light and flexible.
The power device further comprises a power head and a power head support, wherein the power head is fixed on the power head support, and the power head support is arranged on the guide rail in a sliding manner. The power head provides power for the rotation of the drill rod of the drilling machine, the power device realizes drilling action under the drive of the feed oil cylinder, and returns to the initial position under the action of the winch and the traction mechanism; the power device is in modularized design, and is convenient to install, use and maintain.
The drill floor device further comprises a clamp which is fixed at the front end of the guide rail and used for clamping the drill rod and a first drill rod centering device used for centering the drill rod. The clamp holder has the function of clamping the drill rod when the drill rod is assembled and disassembled, so that the power head can control the forward and backward rotation of the drill rod; the drill rod centralizer ensures stability of the drill rod in the drilling process, the drill rod is not inclined, and strength of the drill rod is enhanced.
The drill frame device is further provided with a second drill rod centralizer which is fixed on the centralizer mounting frame, the front end of the guide rail is provided with an extension guide rail, the centralizer mounting frame is connected to the extension guide rail, and the centralizer mounting frame is movably connected with the underframe through a front support rod. According to different drilling angles, the two drill rod centering devices are arranged, so that stability in the drilling process of the drill rod is facilitated.
The underframe is of an H-shaped structure with a plurality of transverse struts in the middle, and the end faces of the two ends of the H-shaped structure incline downwards. The underframe with the H-shaped structure has simple structure and good strength; the two end faces of the H-shaped structure incline downwards, so that the fork of the forklift is facilitated, and the carrying is convenient.
The front supporting seat further comprises an upper half seat and a lower half seat of the fixed bearing, one ends of the upper half seat and the lower half seat are hinged, the other ends of the upper half seat and the lower half seat are connected through fastening screws, the fastening screws are hinged with the lower half seat, U-shaped grooves are formed in the upper half seat corresponding to the fastening screws so as to facilitate clamping of the fastening screws, the fastening screws are locked, the bearing is fastened by the upper half seat and the lower half seat, and the rotating shaft is arranged in the bearing. The front supporting seat is provided with an upper half seat and a lower half seat which are hinged, so that the bearing is convenient to install. In addition, the installation and fixation of the rack or the heightening rack are also facilitated, the bottom of the rack and the heightening rack is provided with a cylindrical fixing body 19a which is clamped into the upper half seat and the lower half seat, and then the upper half seat and the lower half seat are locked, so that the installation is light and rapid.
Compared with the prior art, the invention has the following technical advantages:
1. the whole machine is portable and modularized, is convenient to detach and install, shortens non-drilling time such as carrying and installing, and improves working efficiency;
2. When the drilling tool drills downwards, the self weight of the drilling tool is fully utilized, and the power of the drilling tool in the feeding direction is reduced; when the drilling tool drills upwards, the feeding force of the drilling tool is sufficient to offset the adverse effect caused by the dead weight of the drilling tool;
3. when the drilling angle is switched and adjusted, the drilling angle can be quickly adjusted, and the problems that the tail space is insufficient during upward drilling and the drilling stability is influenced due to too high front supporting seat during downward drilling can be efficiently solved;
4. According to the drilling angle, the fixed position of the oil cylinder is adjusted to change the thrust direction of the oil cylinder, so that the thrust requirement of the corresponding angle is met; the bracket is quickly replaced, so that drilling requirements of different angles are met;
5. Through drilling tool positioner and preceding supporting seat structural optimization, utilize the location of preceding supporting seat as the support, guarantee positioning accuracy.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a block diagram of a drill pipe horizontal 0;
FIG. 3 is a block diagram of a drill pipe 30 ° down;
FIG. 4 is a view of the drill pipe 45 ° downward;
FIG. 5 is a block diagram of the drill pipe vertically downward;
FIG. 6 is a block diagram of a drill pipe 30 ° upward;
FIG. 7 is a block diagram of the pushing out of the 0-90 feed cylinder for drill pipe;
FIG. 8 is a block diagram of the feed cylinder of FIG. 7 with the front end fixed;
FIG. 9 is a block diagram of the retraction of the drill rod 0-90 feed cylinder;
FIG. 10 is a block diagram of the pushing out of the drill rod up to the 30 feed cylinder;
FIG. 11 is a block diagram of the drill rod being retracted up to the 30 feed cylinder;
FIG. 12 is an enlarged view of the front support;
Fig. 13 is a fixed enlarged view of the front support and the stand.
In the figure: the drilling rig comprises a drilling rig device A, a power device B, a traction mechanism C, a mast 1, pulleys 2, a rear supporting rod 3, a power head bracket 4, a power head 5, a feeding cylinder 6, a guide rail 7, a first drill rod centralizer 8, a lengthened guide rail 9, a clamp holder 10, a centralizer mounting bracket 11, a second drill rod centralizer 12, a front supporting seat 13, an upper half seat 13a, a lower half seat 13B, a fastening screw 13C, a front supporting rod 14, a rack 15, a winch 16, a bottom frame 17, a heightening rack 18, a rotating shaft 19, a cylindrical fixing body 19a and a fixing shaft 20.
Detailed Description
The invention will be described in further detail with reference to examples of embodiments in the accompanying drawings.
As shown in fig. 1 to 11, the modularized portable full-hydraulic tunnel drilling machine with changeable feeding force and drilling angle comprises a bottom frame 17, a winch 16, a traction mechanism C, a rear supporting rod 3, a power device B, a guide rail 7, a feeding oil cylinder 6 and a drilling frame device A, wherein the bottom frame 17 is of an H-shaped structure with a plurality of transverse struts in the middle, and two end faces of the H-shaped structure incline downwards. The guide rail 7 is a hexagon guide rail, the feed oil cylinder 6 is a double-section oil cylinder, the power device B is arranged on the guide rail 7 in a sliding mode, the front end of the guide rail 7 is supported and fixed through a rotating shaft 19 which is perpendicular to the guide rail 7 and can rotate, the rear end of the guide rail 7 is supported and fixed through a fixed shaft 20, the rotating shaft 19 at the front end of the guide rail 7 is fixed above the underframe 17 through a front supporting seat 13, the front supporting seat 13 comprises an upper half seat 13a and a lower half seat 13B which are fixedly supported by bearings, one end of each upper half seat 13a is hinged to one end of each lower half seat 13B, the other end of each upper half seat 13a is connected with one end of each lower half seat 13B through a fastening screw 13c, the fastening screw 13c is hinged to the lower half seat 13B, the U-shaped groove corresponding to the fastening screw 13c is provided with a U-shaped groove which is convenient for clamping the fastening screw 13c, the upper half seat 13a and the lower half seat 13B fasten bearings, and the rotating shaft 19 is installed in the bearings. The fixed shaft 20 at the rear end of the guide rail 7 is fixed on the left and right rear supporting rods 3, the rear supporting rods 3 are rotatably hinged with the underframe 17, and the drill frame device A is fixed at the front end of the guide rail 7.
As shown in fig. 3/5/6, the drill rig apparatus a includes a holder 10 for holding a drill rod, which is fixed to the front end of the guide rail 7, and a rod centralizer 8 for centralizing the drill rod. The power device B comprises a power head 5 and a power head support 4, wherein the power head 5 is fixed on the power head support 4, and the power head support 4 is arranged on the guide rail 7 in a sliding manner.
Embodiment one: as shown in fig. 2, the portable full-hydraulic tunnel drilling machine drill rod with the feeding force and the drilling angle capable of being switched in a modularized manner is horizontal 0 degrees, the front end of the feeding oil cylinder 6 is hinged with the drilling frame device A, the rear end of the feeding oil cylinder 6 is fixedly connected with the power device B, the rear end of the feeding oil cylinder 6 is held by adopting two half structures which are held up and down, the two half structures are locked by screws, the screws are loosened, and the position of holding the feeding oil cylinder 6 by the two half structures can be adjusted. The underframe 17 and the front supporting seat 13 are provided with a rack 15, and a rotating shaft 19 is fixed on the rack 15. The bottom of the rack is provided with a cylindrical fixing body 19a which is clamped into the upper half seat 13a and the lower half seat 13b of the front supporting seat 13, and then a fastening screw 13c is locked to fix one end of the rack, and the other end of the rack is directly fixed with the underframe.
The stand 15 is located at one end of the H-shaped structure of the chassis 17 and the rear support bar 3 is located at the other end. The winch 16 is fixed on the side surface of the front supporting seat 15, the traction mechanism C is connected with the power device B and the winch 16 through the mast 1 and the pulley 2 and the cable, and the mast 1 is fixed at the rear end of the guide rail 7. The drill frame device A is also provided with another drill rod centering guide II 12 which is fixed on a centering guide mounting frame 11, the front end of the guide rail 7 is provided with an extension guide 9, the centering guide mounting frame 11 is connected on the extension guide 9, and the centering guide mounting frame 11 is hinged with the underframe 17 through a front supporting rod 14.
Embodiment two: as shown in fig. 3, the portable full-hydraulic tunnel drilling machine drill rod with the changeable feeding force and drilling angle is formed by downwards 30 degrees, the rear part of the guide rail 7 is lifted on the basis of the structure of fig. 2, the fixed shaft 20 for supporting the guide rail 7 moves upwards, the longer rear supporting rod 3 is replaced, and the front supporting rod 14 connected between the centralizer mounting frame 11 and the underframe 17 is locked after being stretched.
Embodiment III: as shown in fig. 4, the portable full-hydraulic tunnel drilling machine drill rod with the modularized switchable feeding force and drilling angle is downward 45 degrees, a rack 15 and a second drill rod centralizer 12 are omitted on the basis of the structure of fig. 2, and a centralizer mounting frame 11, an extension guide rail 9 and a front supporting rod 14 are correspondingly omitted. The winch 16 is fixed in the middle of the underframe 17, the traction mechanism C is connected with the power device B and the winch 16 through the mast 1 and the pulley 2 and the cable, and the mast 1 is fixed at the rear end of the guide rail 7.
Embodiment four: as shown in fig. 5, the portable full hydraulic tunnel drilling machine drill rod with the modularized switchable feeding force and drilling angle is vertically downward, the position of the rear supporting rod 3 on the underframe 17 is moved to the middle on the basis of the structure of fig. 4, and the winch 16 is fixed at the other end of the underframe 17 opposite to the drill frame device a.
Fifth embodiment: as shown in fig. 6, the portable full-hydraulic tunnel drilling machine drill rod with the modularized switchable feeding force and drilling angle is upward 30 degrees, the cylinder body of the feeding oil cylinder 6 is connected with the rear supporting rod 3 into a whole, and the telescopic rod end is connected with the power device B. The underframe 17 and the front supporting seat 13 are provided with a rack 15, a heightening rack 18 is fixed on the rack 15, the bottom fixing mode of the heightening rack 18 is the same as the bottom fixing mode of the rack 15, and a rotating shaft 19 is fixed on the heightening rack 18. The stand 15 and the elevation stand 18 are located at one end of the H-shaped structure of the underframe 17, and the rear support bar 3 is located at the other end. The winch 16 is fixed on the side surface of the front supporting seat 15, the traction mechanism C is connected with the power device B and the winch 16 through the mast 1 and the pulley 2 and the cable, and the mast 1 is fixed at the rear end of the guide rail 7. The drill frame device A is also provided with another drill rod centering guide II 12 which is fixed on a centering guide mounting frame 11, the front end of the guide rail 7 is provided with an extension guide 9, the centering guide mounting frame 11 is connected on the extension guide 9, and the centering guide mounting frame 11 is hinged with the underframe 17 through a front supporting rod 14.
As shown in fig. 7/8, a structure diagram of the modular portable full-hydraulic tunnel drilling machine drill rod 0-90-degree feeding oil cylinder push-out with changeable feeding force and drilling angle is shown, and fig. 9 is a structure diagram of the drill rod 0-90-degree feeding oil cylinder retraction. When the tunnel drilling machine drills horizontally or downwards, the telescopic end of the feeding oil cylinder 6 is fixed, the initial state of the feeding oil cylinder 6 is in an extending state, the feeding oil cylinder 6 contracts when in operation, the cylinder body of the feeding oil cylinder 6 drives the power device B to realize feeding, and the feeding force of the power device B is the pulling force of the feeding oil cylinder 6, so that the power in the feeding direction of the feeding oil cylinder 6 can be properly reduced, the energy is saved, and the stability of drilling is facilitated.
As shown in fig. 10, a structure diagram of the modular portable full-hydraulic tunnel drilling machine with changeable feeding force and drilling angle is shown, wherein the drill rod is pushed out by the feeding oil cylinder at 30 degrees upwards, and fig. 11 is a structure diagram of the retraction of the feeding oil cylinder at 30 degrees upwards. When the tunnel drilling machine drills upwards, the cylinder body of the feeding oil cylinder 6 is fixed, the initial state of the feeding oil cylinder 6 is in a retracted state, the telescopic end of the feeding oil cylinder 6 drives the power device B to feed during working, and the feeding force of the power device B is the thrust of the feeding oil cylinder 6, so that the feeding force of the drilling tool is sufficient, and the adverse effect caused by the dead weight of the drilling tool is counteracted.
When the portable full-hydraulic tunnel drilling machine with the modularized switchable feeding force and drilling angle drills into different angles, the portable full-hydraulic tunnel drilling machine is adjusted by increasing or decreasing an adjusting rack mode, the rack or the heightening rack can be connected through screw holes and a ready-made rotating shaft shortcut, and meanwhile, the supporting rod is stably reinforced after being adjusted and stretched. When the oil cylinder is drilled downwards and upwards, the action object of the thrust force is adjusted by changing the fixed position of the oil cylinder, so that the feeding force of the oil cylinder can be exerted more reasonably.
In summary, the invention is shown in the specification and the drawings, the actual sample is prepared and is subjected to multiple use tests, and from the test effect, the invention can achieve the expected purpose, and the practicability is undoubted. The above-described embodiments are merely for convenience of description of the invention and are not to be construed as limiting in form; any equivalent embodiments of local changes or modifications made by the disclosed technology without departing from the scope of the technical features and similar features of the present invention fall within the scope of the present invention, as will be apparent to those skilled in the art.
Claims (11)
1. The utility model provides a portable full hydraulic tunnel drilling machine of changeable feeding force of modularization and boring angle, includes chassis (17), preceding supporting seat (13), back bracing piece (3), power device (B), guide rail (7), feed hydro-cylinder (6) and drilling frame device (A), drilling frame device (A) fix the front end at guide rail (7), power device (B) include unit head (5) and unit head support (4), unit head (5) are fixed on unit head support (4), unit head support (4) slide and are set up on guide rail (7), its characterized in that: the front and back of the guide rail (7) are connected to the underframe (17) through the front supporting seat (13) and the back supporting rod (3) to form an integral stress seat body, the feeding oil cylinder (6) is connected between the power device (B) and the front supporting seat (13) or the back supporting rod (3), the feeding oil cylinder (6) can adapt to different working conditions through different fixing modes, when the underground drill is in horizontal or downward drilling, the feeding oil cylinder (6) is connected with the power device (B) and the front supporting seat (13), and the cylinder body of the feeding oil cylinder (6) is connected with the power device (B) into a whole, and the telescopic rod end is connected with the front supporting seat (13); when the tunnel drilling machine drills upwards, the feeding oil cylinder (6) is connected with the power device (B) and the rear supporting rod (3), the cylinder body of the feeding oil cylinder (6) is connected with the rear supporting rod (3) into a whole, and the telescopic rod end is connected with the power device (B).
2. The modular, portable, all-hydraulic tunnel boring machine of switchable feed force and boring angle of claim 1, wherein: the front end of the guide rail (7) is connected with the front supporting seat (13) through a rotating shaft (19), the rear end of the guide rail (7) is supported and fixed by a fixed shaft (20), the rotating shaft (19) at the front end of the guide rail (7) is fixed on the underframe (17) through the front supporting seat (13), the fixed shaft (20) at the rear end of the guide rail (7) is fixed on the supporting rod (3), and the supporting rod (3) is hinged with the underframe (17).
3. The portable full hydraulic tunnel boring machine of any one of claims 1 or 2, wherein the feed force and the boring angle are modularly switchable, characterized in that: the device also comprises a winch (16) and a traction mechanism (C), wherein the winch (16) is fixed on the underframe (17), the traction mechanism (C) is connected with the power device (B) and the winch (16) through the mast (1) and the pulley (2) and the cable, and the mast (1) is fixed at the rear end of the guide rail (7).
4. The portable full hydraulic tunnel boring machine of any one of claims 1 or 2, wherein the feed force and the boring angle are modularly switchable, characterized in that: the chassis (17) and the front supporting seat (13) are provided with a rack (15), the rack (15) is of an integral modularized structure, and the rack (15) is also provided with the front supporting seat (13).
5. The modular, portable, all-hydraulic tunnel boring machine of switchable feed force and boring angle of claim 4, wherein: the device also comprises a winch (16) and a traction mechanism (C), wherein the winch (16) is fixed on the side face of the rack (15), the traction mechanism (C) is connected with the power device (B) and the winch (16) through the mast (1) and the pulley (2) and the cable, and the mast (1) is fixed at the rear end of the guide rail (7).
6. The modular, portable, all-hydraulic tunnel boring machine of switchable feed force and boring angle of claim 5, wherein: the rack (15) is provided with a heightening rack (18), and the heightening rack (18) is provided with a front supporting seat (13).
7. The modular, portable, all-hydraulic tunnel boring machine of switchable feed force and boring angle of claim 1, wherein: the feeding oil cylinder (6) is a double-section oil cylinder.
8. The modular, portable, all-hydraulic tunnel boring machine of switchable feed force and boring angle of claim 1, wherein: the drill frame device (A) comprises a clamp holder (10) which is fixed at the front end of the guide rail (7) and used for clamping a drill rod and a first drill rod centralizer (8) which is used for centralizing the drill rod.
9. The modular, portable, all-hydraulic tunnel boring machine of switchable feed force and boring angle of claim 8, wherein: the drill frame device (A) is also provided with another drill rod centering guide (12), the drill rod centering guide is fixed on a centering guide mounting frame (11), the front end of the guide rail (7) is provided with an extension guide rail (9), the centering guide mounting frame (11) is connected to the extension guide rail (9), and the centering guide mounting frame (11) is connected with the underframe (17) through a front supporting rod (14).
10. The modular, portable, all-hydraulic tunnel boring machine of switchable feed force and boring angle of claim 1, wherein: the underframe (17) is of an H-shaped structure with a plurality of cross braces in the middle, and the two end faces of the H-shaped structure incline downwards.
11. The modular, portable, all-hydraulic tunnel boring machine of switchable feed force and boring angle of claim 2, wherein: the front supporting seat (13) comprises an upper half seat (13 a) and a lower half seat (13 b) of a fixed bearing, one ends of the upper half seat (13 a) and the lower half seat (13 b) are hinged, the other ends of the upper half seat and the lower half seat are connected through fastening screws (13 c), the fastening screws (13 c) are hinged with the lower half seat (13 b), the upper half seat (13 a) corresponding to the fastening screws (13 c) is provided with U-shaped grooves for facilitating clamping in of the fastening screws (13 c), the fastening screws (13 c) are locked, the bearing is fastened by the upper half seat (13 a) and the lower half seat (13 b), and a rotating shaft is arranged in the bearing.
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| CN201910949165.6A CN110761711B (en) | 2019-10-08 | 2019-10-08 | Modularized portable full-hydraulic tunnel drilling machine capable of switching feeding force and drilling angle |
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| CN110761711B true CN110761711B (en) | 2024-05-28 |
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| CN111577124A (en) * | 2020-04-27 | 2020-08-25 | 台州市木落自动化科技有限公司 | Direction-adjustable bracket type anchoring power head mechanism |
| CN112647856A (en) * | 2020-12-28 | 2021-04-13 | 煤炭科学技术研究院有限公司 | Drilling machine with multiple support pieces capable of being switched and supported and capable of being used for drilling cutting method detection |
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Address after: 519000 building a, No. 12, jindinghui street, hi tech Zone, Zhuhai City, Guangdong Province Applicant after: ZHUHAI EGR SPECIAL DRILLING EQUIPMENT Co.,Ltd. Address before: 519000 C, building 1, No.12, Jinding Jinyuan 1st Road, hi tech Zone, Zhuhai City, Guangdong Province Applicant before: ZHUHAI EGR SPECIAL DRILLING EQUIPMENT Co.,Ltd. |
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Address after: Block A, No. 12, Jindinghui Street, High-tech Zone, Zhuhai City, Guangdong Province, 519000 Applicant after: Guangdong Engel Geological Equipment Technology Co.,Ltd. Address before: Block A, No. 12, Jindinghui Street, High-tech Zone, Zhuhai City, Guangdong Province, 519000 Applicant before: ZHUHAI EGR SPECIAL DRILLING EQUIPMENT Co.,Ltd. |
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