CN113119317A - Integrated drilling equipment for mounting high-speed railway signal box and operation method - Google Patents
Integrated drilling equipment for mounting high-speed railway signal box and operation method Download PDFInfo
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- CN113119317A CN113119317A CN202110328542.1A CN202110328542A CN113119317A CN 113119317 A CN113119317 A CN 113119317A CN 202110328542 A CN202110328542 A CN 202110328542A CN 113119317 A CN113119317 A CN 113119317A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
- B28D1/146—Tools therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work
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Abstract
The invention provides integrated drilling equipment for mounting a signal box of a high-speed railway and an operation method, wherein the drilling equipment comprises a fixing frame, a feeding oil cylinder, a drilling device, a guide plate, a drilling tool cooling system and a power unit; the drilling device is fixed on a wall body through the fixing frame, the feeding oil cylinder controls the drilling device to move horizontally, the drilling device can realize simultaneous drilling of a plurality of mounting holes and cable leading-in holes, and water is injected into each drill bit through the drilling tool cooling system for cooling in the drilling process. The drilling equipment provided by the invention realizes the mechanical operation of the mounting hole of the high-speed railway signal box, the comprehensive hole forming efficiency is more than 8 times, the hole pitch error is small, the one-step forming does not need to be reworked, the performance is stable, and the mechanical abrasion is reduced.
Description
Technical Field
The invention relates to drilling equipment and a construction method, in particular to integrated drilling equipment capable of drilling multiple holes simultaneously and an operation method for constructing a signal box mounting hole and a signal cable leading-in and leading-out hole of a high-speed railway slag wall.
Background
The high-speed railway signal control level is high, the number of station yard and line equipment is large, about 450 meters on average on both sides of an on-line slag stopping wall, 5-6 signal equipment are required to be installed, 4 installation holes need to be drilled on the slag stopping wall for each equipment, the equipment is fixed by using through-nail bolts, a plurality of leading-out holes are introduced into signal cables, workers need to hold water mill drilling machines to drill one by one under the current technical condition, similar drilling equipment is not needed to complete the drilling work, the equipment needs to be shifted when slag stopping wall reinforcing steel bars are encountered, the originally drilled holes are scrapped, the holes need to be drilled again, the hole pitch is not easy to control, only the actual installation holes are amplified, and hole site errors are guaranteed. Therefore, the high-speed railway signal box mounting hole punching workload is huge, occupies about one fourth of the total workload of signal professional line engineering, has high labor intensity and low punching efficiency, and cement paste generated by punching causes long-time pollution to lines and is not beneficial to the finished product protection work of other related professionals.
Aiming at the working conditions, in order to solve the outstanding problem of aging of constructors, further reduce labor intensity, reduce pollution to lines, improve drilling precision and construction efficiency greatly, realize innovative and efficient development concepts, and research and develop the integrated drilling equipment for installing the signal box of the high-speed railway.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides the integrated drilling equipment for mounting the high-speed railway signal box and the operation method.
In order to achieve the technical purpose, the invention provides integrated drilling equipment for mounting a signal box of a high-speed railway, which is characterized in that: the drilling equipment comprises a fixing frame, a feeding oil cylinder, a drilling device, a guide plate, a drilling tool cooling system and a power unit, wherein the fixing frame is a fixing frame with a concave section, the width of a concave part of the fixing frame is matched with the thickness of the retaining wall to be drilled, and the fixing frame is clamped on the retaining wall to be drilled through a concave area; the feeding oil cylinders are symmetrically arranged at the upper part of one side of the fixing frame and are vertical to the wall surface of a retaining wall to be drilled; the drilling device comprises a drilling tool mounting seat, a variable motor, an oil cylinder connecting frame and a plurality of drilling tool chucks distributed on the drilling tool mounting seat, wherein the oil cylinder connecting frame is arranged above the drilling tool mounting seat, the variable motor and the drilling tool chucks are arranged on different sides of the drilling tool mounting seat, an output shaft of the variable motor is connected with control ends of the drilling tool chucks through a transmission mechanism, and the drilling tool chucks are controlled to clamp drill bits to work simultaneously; the drilling device is arranged on one side of the fixing frame, which is provided with the feeding oil cylinder, in parallel, the drilling tool chuck side of the drilling tool mounting seat faces the fixing frame, the piston end of the feeding oil cylinder is connected with the oil cylinder connecting frame, and the feeding oil cylinder controls the drilling device to horizontally move towards or away from the fixing frame; the guide plate is arranged on one side of the fixing frame, which is provided with the feeding oil cylinder, corresponds to the drilling tool mounting seat, and is correspondingly provided with a plurality of drilling tool guide holes; the drilling tool cooling system comprises a cooling water tank, a water pump and cooling water pipes distributed on a drilling tool mounting seat, wherein a water inlet port of each cooling water pipe is connected with the water pump arranged in the cooling water tank, and the cooling water pipes are communicated to the tail end of each drilling tool chuck through a plurality of branch water pipes and are communicated with a hollow drilling bit arranged on the drilling tool chuck; the power unit provides power for the variable motor and the feeding oil cylinder.
The further technical scheme of the invention is as follows: the drilling tool chuck on the drilling tool mounting seat comprises a plurality of signal box mounting hole drilling tool chucks and a cable leading-in hole drilling tool chuck, and the distribution positions of the plurality of mounting hole drilling tool chucks and the cable leading-in hole drilling tool chucks are matched with the mounting holes and the signal wire leading-in holes on the signal box to be mounted; the drilling tool guide holes on the guide plate correspond to the drilling tool chucks of the signal box mounting holes, and each drilling tool guide hole is formed by embedding a hollow shaft sleeve into a bearing block with a built-in bearing.
The invention has the following excellent technical scheme: the drilling equipment also comprises two guide rods parallel to the feeding oil cylinders, and the two guide rods are symmetrically distributed below the two groups of feeding oil cylinders; two first guide holes are correspondingly formed in the drilling tool mounting seat, the self ends of the two guide rods correspondingly penetrate through the two first guide holes in the drilling tool mounting seat, and the drilling tool mounting seat horizontally moves along the guide rods when the feeding oil cylinder drives the drilling device to move towards or away from the fixing frame horizontally.
The invention has the following excellent technical scheme: the fixed frame is a supporting frame which is concave on two side surfaces and is hollow in the middle, and the supporting frame consists of a square transverse frame and vertical supporting rods vertically arranged at four corners of the transverse frame; a horizontal adjusting mechanism and a height adjusting hand wheel are arranged on a transverse frame of the fixing frame, a carrying moving wheel is arranged on a vertical supporting rod on one side of the fixing frame, and a carrying handle is arranged on the other side of the fixing frame; two height adjusting hand wheels are arranged and symmetrically distributed on the transverse frame; the horizontal adjusting mechanism comprises a level gauge arranged on the transverse frame, two horizontal sliding wheels symmetrically arranged below a central axis of the transverse frame in the length direction, and side adjusting wheels symmetrically arranged on two sides of each horizontal sliding wheel; and the cooling water tank and the water pump are arranged above the transverse frame of the fixing frame.
The invention has the following excellent technical scheme: the power unit comprises a diesel or gasoline generator and a hydraulic station, and the generator provides electric energy for an oil pump motor, a hydraulic control valve and a cooling water pump of the hydraulic station; the feeding oil cylinder is a hydraulic oil cylinder and is connected with a hydraulic station control valve of the power unit through a high-pressure oil pipe; the variable motor is also connected and locked with a hydraulic station control valve of the power unit through a high-pressure oil pipe.
The invention has the following excellent technical scheme: the transmission mechanism comprises a main driving wheel arranged on an output shaft of the variable displacement motor, a synchronizing wheel arranged at the tail end of each drill chuck, a synchronous belt connected with the main driving wheel and the synchronizing wheel, tension wheels and adjusting wheels which are dispersedly arranged on the synchronous belt, a wheel shaft of the synchronous wheel is connected with the tail part of the drill chuck into a whole, and the synchronizing wheel and the main driving wheel are both arranged on the wheel shaft through tapered roller bearings so as to meet the requirement of axial stress; the plurality of tensioning wheels are dispersedly arranged on the synchronous belt, the adjusting wheel is arranged at the position of the synchronous wheel close to the tail end of the chuck of the cable lead-in hole drilling tool, and the adjusting wheel is used for adjusting the chuck of the cable lead-in hole drilling tool by 60mm up and down; the main driving wheel is driven to rotate by the variable motor, and the synchronous wheel and the drill chuck are driven to rotate by the synchronous belt.
The invention has the following excellent technical scheme: the transverse frame is a square frame, horizontal sliding wheel mounting plates are symmetrically arranged in a hollow area at the top of the transverse frame, and the two horizontal sliding wheels are respectively arranged below the two horizontal sliding wheel mounting plates; the level meter is arranged above one horizontal sliding wheel mounting plate, and the four side adjusting wheels are arranged on the inner sides of two short frames of the transverse frame or the inner sides of the upper parts of the four vertical supporting rods; the carrying moving wheel, the horizontal sliding wheel and the side adjusting wheel are all Fu horse wheels provided with adjusting nuts; two height adjusting hand wheels are symmetrically arranged at the central positions of two short frames of the transverse frame.
The invention also provides an operation method of the integrated drilling equipment for mounting the signal box of the high-speed railway, which is characterized by comprising the following specific steps of:
(1) mounting a fixed frame above the retaining wall to be drilled, adjusting the height, the level and the verticality of the retaining wall, and fixing the fixed frame;
(2) one side of the fixed frame is provided with a guide plate, two groups of feeding oil cylinders and two guide rods, the two groups of feeding oil cylinders are symmetrically arranged at the upper part of the fixed frame, the guide plate is arranged at the lower part of the fixed frame, and the two guide rods are symmetrically arranged below the two groups of feeding oil cylinders;
(3) preparing a drilling device, installing an oil cylinder connecting frame on a drilling tool mounting seat of the drilling device, wherein the upper part of the drilling tool mounting seat is also provided with two guide holes corresponding to the guide rods, the number and the distribution positions of drilling tool chucks on the drilling device correspond to mounting holes and cable lead-in holes required by a signal box to be mounted, and a matched hollow drilling tool is installed on each drilling tool chuck; the water outlet of the cooling water pipe is hermetically communicated with each hollow drilling tool;
(4) connecting the prepared drilling device with a fixed frame, respectively inserting the free ends of two guide rods into guide holes on the drilling device, and fixedly connecting piston rod ends of two feeding oil cylinders to an oil cylinder connecting frame;
(5) connecting a hydraulic station of a power unit with a variable motor of drilling equipment and two groups of feeding oil cylinders through high-pressure oil pipes respectively, and connecting an inlet end of a cooling water pipe with a water pump, wherein the water pump is arranged in a water tank and is connected with a power supply of the water pump;
(6) starting control valves of the feeding oil cylinders and the variable motors, wherein the two groups of feeding oil cylinders synchronously control the drilling device to horizontally move towards the wall surface of the retaining wall to be drilled along the guide rod, and in the moving process, the drilling tool starts to drill holes on the wall surface along the drilling tool guide hole on the guide plate; when drilling, starting a water pump, and injecting cooling water into each drill bit through a cooling pipe;
(7) when a drilling tool on the drilling device penetrates through a retaining wall to be drilled, the variable motor is stopped to work, the feeding oil cylinder is controlled to work reversely, the drilling device is driven to move along the guide rod away from the drilling retaining wall, and after the drilling tool is completely separated from the retaining wall, the feeding oil cylinder can be stopped, so that the single signal box installation and the drilling work of a cable leading-in hole are completed;
(8) and (4) loosening the fixing frame, moving forwards or backwards along the retaining wall to be drilled, and drilling the next signal box mounting hole and the cable lead-in hole.
The invention has the following excellent technical scheme: and (3) adjusting the level, height and verticality of the fixing frame in the step (1) through a level gauge, a height adjusting hand wheel and a side adjusting wheel, and locking the fixing frame with the retaining wall to be drilled through the side adjusting wheel after the fixing frame is adjusted in place.
The invention has the following excellent technical scheme: in the drilling process in the step (6), the power unit, the feeding oil cylinder and the variable motor are controlled in a manual control mode, a wired control mode or a wireless remote control mode; when the drilling tool is stressed small, the pressure is reduced, the flow of hydraulic oil output by a hydraulic station of the power unit is increased, the rotating speed of the variable motor is increased, the stroke of the feeding oil cylinder is accelerated, and the rapid drilling is realized; the torque of the drilling tool is increased, the pressure is increased, the flow of hydraulic oil output by a hydraulic station of the power unit is reduced, the rotation speed of the variable motor and the feeding linear speed of the feeding oil cylinder are reduced, and low-rotation-speed and high-torque slow feeding is realized.
The drilling equipment comprises a fixing frame, a feeding oil cylinder, a drilling device, a drill bit cooling system and a guide plate, wherein the fixing frame can be fixed on a retaining wall, and a horizontal adjusting device is arranged on the fixing frame and can adjust the horizontal direction and the vertical direction of the fixing frame so as to ensure the level, the height and the verticality of the installation of the fixing frame; the feeding oil cylinder is arranged on one side of the fixing frame and is vertical to the drilling wall surface of the retaining wall, the drilling device is connected with the fixing frame through the feeding oil cylinder, and the feeding oil cylinder can drive the drilling device to horizontally move towards the drilling surface of the retaining wall; in order to ensure the stable movement, a positioning rod parallel to the feeding oil cylinder is also arranged between the drilling device and the fixing frame; the drilling device comprises a drilling tool mounting seat and a variable motor, wherein the drilling tool mounting seat is parallel to a retaining wall, a plurality of drilling tool chucks are distributed on one side of the drilling tool mounting seat close to the retaining wall, and the variable motor is arranged at a position far away from the retaining wall; the guide plate is arranged between the drilling tool mounting seat and the retaining wall in parallel, a plurality of drilling tool guide holes are formed in the guide plate, and the drilling tool guide holes correspond to the drilling tool chucks on the drilling tool mounting seat and can be used for guiding drilling of the drilling tools; the drill bit cooling system comprises a cooling water tank arranged on the fixing frame and cooling water pipes distributed on the drilling device, the cooling water pipes are connected with a water pump in the cooling water tank and provided with a plurality of water outlet valves, and each water outlet valve is correspondingly arranged at each drilling tool mounting position.
The invention has the beneficial effects that:
(1) according to the invention, the feeding oil cylinder pulls the drilling tool device to move towards the drilling surface of the retaining wall in parallel, and after the drilling tool device moves in place, the drilling tool is controlled by the variable motor to drill a plurality of mounting holes at the same time, the comprehensive hole forming efficiency is more than 8 times, the hole pitch error is small, and the drilling tool device is formed at one time without rework;
(2) the drilling tool is provided with the cooling water injection system, the water outlet of the cooling water injection system is directly communicated with each hollow drilling tool, water is injected for cooling and dedusting in the drilling process, the use safety of the drilling tools can be ensured, the dustproof effect can be achieved, and environment-friendly drilling is realized;
(3) the fixing frame, the drilling tool mounting seat and the positioning plate are made of high-strength aluminum materials through heat treatment and are molded through numerical control machining, the weight is light, about 12Kg, a user can complete a task through operation, the power unit is separated from the integrated drilling equipment, and the equipment is light and convenient and is beneficial to operation;
(4) the drilling in the invention adopts a hydraulic transmission technology, so that the equipment tends to run more stably, stepless speed regulation is realized, the performance is stable, and mechanical abrasion is reduced.
(5) The drilling device adopts a synchronous wheel/synchronous belt transmission technology, so that the equipment is more compact, the drilling range is easy to expand, the performance is stable, the noise is low, and the mechanical abrasion is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of an unconnected power unit of the present invention;
FIG. 3 is a schematic structural view of the fastening frame of the present invention;
FIG. 4 is a schematic view of the mounting bracket of the present invention mounted to a retaining wall to be drilled;
FIG. 5 is a schematic view of the motor side of the drilling apparatus of the present invention;
FIG. 6 is a schematic view of the drill side of the drilling apparatus of the present invention;
FIG. 7 is a schematic view of the drill drive mechanism of the present invention;
FIG. 8 is a schematic view of the structure of the guide plate of the present invention;
FIG. 9 is a schematic view of the cooling water tube assembly according to the present invention;
fig. 10 is a hydraulic control schematic during drilling of the present invention.
In the figure: 1-fixed frame, 100-transverse frame, 101-vertical support rod, 102-carrying moving wheel, 103-level gauge, 104-side adjusting wheel, 105-horizontal sliding wheel mounting plate, 106-height adjusting hand wheel, 107-horizontal sliding wheel, 108-carrying handle, 2-feeding oil cylinder, 3-drilling device, 300-drilling tool mounting seat, 301-first guide hole, 302-variable motor, 303-drilling tool chuck, 304-oil cylinder connecting frame, 305-main driving wheel, 306-synchronizing wheel, 307-synchronizing belt, 308-adjusting wheel, 309-tensioning wheel, 4-guide plate, 400-drilling tool guide hole, 5-drilling tool cooling system, 500-cooling water tank and water pump, 501-cooling water pipe, 502-water inlet valve, 503-water injection joint, 6-power unit, 600-high pressure oil pipe, 601-hydraulic station control valve, 7-guide rod, 8-retaining wall to be drilled.
Detailed Description
The invention is further described below with reference to the accompanying drawings. Fig. 1 to 9 are drawings of embodiments, which are drawn in a simplified manner and are only used for the purpose of clearly and concisely illustrating the embodiments of the present invention. The following claims presented in the drawings are specific to embodiments of the invention and are not intended to limit the scope of the claimed invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "inside", "outside", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that the products of the present invention are conventionally placed in use, or the orientations or positional relationships that are conventionally understood by those skilled in the art, and are used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is also to be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The embodiment provides integrated drilling equipment for mounting a signal box of a high-speed railway, which comprises a fixed frame 1, a feeding oil cylinder 2, a drilling device 3, a guide plate 4, a guide rod 7, a drilling tool cooling system 5 and a power unit 6, wherein the power unit 6 comprises a diesel or gasoline generator and a hydraulic station, and the generator provides electric energy for an oil pump motor, a hydraulic control valve and a cooling water pump of the hydraulic station; the power unit 6 provides power for the variable motor 302 and the feeding oil cylinders 2 of the drilling device 3, the feeding oil cylinders 2 are two hydraulic oil cylinders and are symmetrically distributed on the fixed frame 1 and connected with a hydraulic station control valve of the power unit 6 through a high-pressure oil pipe 600, the number of the guide rods 7 is two, and the two guide rods 7 are symmetrically distributed below the two groups of feeding oil cylinders 2; the variable displacement motor 302 is also connected and locked with a hydraulic station control valve 601 of the power unit 6 through a high-pressure oil pipe 600. The feeding oil cylinder 2 is arranged on one side of the fixing frame 1, the drilling device 3 is arranged on the mounting side of the feeding oil cylinder 2 of the fixing frame 1 in parallel, the piston end of the feeding oil cylinder 2 is connected with the drilling device 3, and the drilling device 3 is controlled to move towards the fixing frame 1 horizontally through the feeding oil cylinder 2; the guide plate 4 is arranged on one side of the fixed frame 1, which is provided with the feeding oil cylinder 2, corresponds to the drilling tool mounting seat 300, and a plurality of drilling tool guide holes 400 are correspondingly formed in the guide plate 4; the drilling tool guide hole 400 on the guide plate 4 corresponds to the mounting hole of the signal box to be drilled, so that the guide of the corresponding mounting hole of the signal box can be realized, and the radial run-out of the drilling tool is overcome; each drill guiding hole 400 is formed by embedding a hollow shaft sleeve into a bearing seat with a built-in bearing. The drilling tool cooling system 5 comprises a cooling water tank, a water pump 500 and cooling water pipes 501 distributed on the drilling tool mounting seat 300, wherein the cooling water pipes 501 are distributed on the motor side of the drilling tool mounting seat 300, a water inlet valve 502 of the cooling water pipes 501 is connected with an external water pump, the cooling water pipes 501 are communicated to the tail end of each drilling tool chuck 303 through a plurality of branch water pipes, a water injection joint 503 connected with a hollow drill bit mounted on the drilling tool chuck 303 is arranged at the tail end of each drilling tool chuck 303, and cooling water is injected into the hollow drill bit through the plurality of water injection joints 503 to cool and remove dust.
The drilling device 3 in the embodiment, as shown in fig. 5 to 7, includes a drill mounting base 300, a variable motor 302 and a plurality of drill chucks 303 distributed on the drill mounting base 300, the variable motor 302 and the drill chucks 303 are disposed on different sides of the drill mounting base 300, an output shaft of the variable motor 302 is connected to control ends of the plurality of drill chucks 303 through a transmission mechanism, the transmission mechanism includes a main driving wheel 305 mounted on the output shaft of the variable motor 302, a synchronizing wheel 306 mounted on a tail end of each drill chuck 303, a synchronous belt 307 connecting the main driving wheel and the synchronizing wheel, a tension wheel 309 and an adjusting wheel 308 dispersedly disposed on the synchronous belt, and a wheel shaft of the synchronous wheel 306 is integrally connected to a tail portion of the drill chucks 303; a main driving wheel 305 arranged on an output shaft of the variable motor 302 drives a synchronous wheel 306 at the tail end of each drilling tool chuck 303 to rotate through a synchronous belt 307, the synchronous wheel shaft rotates along with the synchronous wheel 306, the drilling tool chucks 303 arranged on shaft heads of the synchronous wheel shaft clamp the drilling tools to rotate, the synchronous belt 307 achieves a transmission function, a tension wheel 309 provides tension and a reasonable wrap angle for the synchronous belt 307 and the synchronous wheel 306, the synchronous belt 307 and the synchronous wheel 306 are guaranteed to be stressed uniformly, uniform contact is achieved, teeth do not jump, the regulating wheel 308 provides a 60mm vertical regulating range for regulating the cable lead-in hole drilling tools, and the synchronous belt is stored, loosened and expanded. The drilling tool mounted on each drilling tool chuck 303 is a hollow drilling tool, the tail end of the drilling tool is open, and the drilling tool is hermetically communicated with each water outlet of the drilling tool cooling system 5 through a water injection connector 503, so that water can be directly injected into the drilling tool for cooling. Be equipped with hydro-cylinder link 304 on drilling tool mount pad 300, hydro-cylinder link 304 is installed in one side that drilling tool mount pad 300 kept away from mount 1, and upper portion exceeds hydro-cylinder link 304, and the position correspondence that exceeds drilling tool mount pad 300 at hydro-cylinder link 304 is equipped with two hydro-cylinder connecting holes, the piston end welding of feeding hydro-cylinder 2 has connecting screw, and its connecting screw corresponds and inserts the hydro-cylinder connecting hole to through nut locking connection. Two first guide holes 301 are correspondingly arranged on the drilling tool mounting seat 300, the self ends of the two guide rods 7 correspondingly penetrate through the two first guide holes 301 on the drilling tool mounting seat 300, and when the feeding oil cylinder 2 drives the drilling device 3 to horizontally move towards the fixed frame 1, the drilling tool mounting seat 300 horizontally moves along the guide rods 7.
The fixing frame 1 in the embodiment is as shown in fig. 2 to 4, the fixing frame 1 is a supporting frame with a door frame shape formed by a square transverse frame 100 and vertical supporting rods 101 vertically arranged at four corners of the transverse frame 100, the fixing frame 1 can be an pi-shaped frame integrally welded by using L50X5 angle steel and a 60X40X4 square tube, and the horizontal width of the concave region of the fixing frame 1 is matched with the width of the retaining wall 8 to be drilled, and can be exactly clamped on the retaining wall 8 to be drilled. A horizontal adjusting mechanism and two height adjusting hand wheels 106 are arranged on the transverse frame 100 of the fixing frame 1, and the two height adjusting hand wheels 106 are symmetrically arranged at the central positions of two short side frames of the transverse frame 100; four carrying moving wheels 102 are provided on the vertical support bar 101 on one side of the fixed frame 1, and a carrying handle 108 is provided on the other side. The horizontal adjusting mechanism comprises a level meter 103 arranged on the transverse frame 100 of the fixed frame 1, two horizontal sliding wheels 107 symmetrically arranged below the central axis of the transverse frame 100 in the length direction and side adjusting wheels 104 symmetrically arranged at two sides of each horizontal sliding wheel 107; the transverse frame 100 is a square frame, horizontal sliding wheel mounting plates 105 are symmetrically arranged in a hollow area at the top of the transverse frame, and two horizontal sliding wheels 107 are respectively arranged below the two horizontal sliding wheel mounting plates 105; the level meter 103 is arranged above one horizontal sliding wheel mounting plate 105, and the four side adjusting wheels 104 are arranged on the inner sides of two short frames of the transverse frame 100 or the inner sides of the upper parts of the four vertical supporting rods 101; the horizontal sliding wheel 107, the side adjusting wheel 104 and the carrying moving wheel 102 are all Fu horse wheels provided with adjusting nuts; the cooling water tank and the water pump 500 are installed above the transversal frame 100 of the fixing frame 1.
The operation method of the invention is further explained by combining concrete implementation, the drilling equipment in the embodiment is installed aiming at a signal box of a high-speed railway, the signal box is provided with ten installation holes, and a cable lead-in hole is positioned below the cable lead-in hole; as shown in fig. 5 and 6, the drilling device 3 is selected, and ten drilling tool chucks and one cable entry drilling tool chuck are distributed on the drilling tool mounting base 300, and the cable entry drilling tool chuck is arranged below the middle part of the drilling tool mounting base 300; the transmission mechanism of the drilling device 3 is shown in fig. 7, wherein the numbers of wheels (r) to (r) are synchronous wheels 306 for installing the chuck of the hole drilling tool, and the numbers are
Synchronizing wheels numbering the chucks of drilling tools for introducing cables into holes
Is a main driving wheel 305 and is numbered
To
Is a tension wheel 309, numbered
To adjust the wheel 308. The guide plate 4 is formed by bending and welding 3-5 mm steel plates, 10 drilling tool guide holes 400 are formed in the upper body of the guide plate, the drilling tool guide holes 400 in the guide plate 4 correspond to mounting holes of signal box boxes to be drilled, and therefore the guide of the corresponding mounting holes of the signal box boxes can be achieved, and the radial runout of drilling tools is overcome; each drill guiding hole 400 is formed by embedding a hollow shaft sleeve into a bearing seat with a built-in bearing.
The specific operation steps are as follows:
(1) as shown in fig. 1, a fixing frame 1 is clamped on a slag wall 8 to be drilled, and the level, the height and the verticality of the fixing frame 1 are adjusted by using a level instrument 103 on the fixing frame 1; the height and the horizontal position are adjusted by a height adjusting hand wheel 106 at the top of the fixed frame 1, the verticality between the fixed frame 1 and the slag blocking wall 8 to be drilled is adjusted by adjusting wheels 104 at two side surfaces of the fixed frame 1, and after the regulation is in place, adjusting nuts for adjusting the adjusting wheels 104 at two side surfaces are locked with the slag blocking wall 8 to be drilled.
(2) A guide plate 4, two groups of feeding oil cylinders 2 and two guide rods 7 are arranged on one side of a fixed frame 1, the two groups of feeding oil cylinders 2 are symmetrically arranged on the upper part of the fixed frame 1, the guide plate 4 is arranged on the lower part of the fixed frame 1, and the two guide rods 7 are symmetrically arranged below the two groups of feeding oil cylinders 2;
(3) preparing a drilling device 3, installing an oil cylinder connecting frame 304 on a drilling tool mounting seat 300 of the drilling device 3, wherein the upper part of the drilling tool mounting seat 300 is also provided with two guide holes corresponding to the guide rods 7, the number and the distribution positions of drilling tool chucks 303 on the drilling device 3 correspond to mounting holes and cable leading-in holes required by a signal box to be mounted, and a matched hollow drilling tool is installed on each drilling tool chuck; the water outlet of the cooling water pipe 501 is hermetically communicated with each hollow drilling tool;
(4) the prepared drilling device 3 is connected with the fixed frame 1, the free ends of the two guide rods 7 are respectively inserted into the guide holes on the drilling device 3, and the piston rod ends of the two feeding oil cylinders 2 are fixedly connected to the oil cylinder connecting frame 304 and are connected and locked by nuts.
(5) The high-pressure oil pipe 600 is respectively connected and locked with the variable motor 302 of the drilling device 3 and the hydraulic station control valve of the power unit 6, the water inlet of the water injection flow divider of the drilling device 3 is connected with the water pump by the water injection pipe, the water pump is arranged in the water tank, and the power supply connector of the water pump is plugged.
(6) The high-pressure oil pipe 600 is respectively connected with the feeding oil cylinder interface on the fixed frame 1 and the corresponding control valve interface of the hydraulic station of the power unit 6, the stroke of the feeding oil cylinder 2 is set, and the position of the stroke switch is adjusted to be consistent and synchronous with the stroke 2 of the feeding oil cylinder.
(7) Starting a drilling process, wherein control switches of the two feeding oil cylinders 2 and the variable motor 302 are started during drilling, then the two feeding oil cylinders 2 drive the drilling device 3 to horizontally move towards the wall surface of the slag wall 8 to be drilled along the guide rod 7, in the moving process, a drilling tool starts drilling on the wall surface along the drilling tool guide hole 400 on the guide plate 4, the cooling water system 5 is started during drilling, and cooling water is injected into each drill bit through the water injection pipe 501 during drilling, so that water drilling is realized; the hydraulic station of the power unit 6 can set the working pressure and flow of the hydraulic station of the power unit 6 according to the condition that whether the structure of the slag wall 8 to be drilled meets the steel bars or not and the torque condition of the drilling device, and can control the power unit, the feeding oil cylinder and the variable motor in a manual control mode, a wired control mode or a wireless remote control mode in the drilling process, wherein FIG. 10 is a hydraulic control schematic diagram of the invention; in the drilling process, the hydraulic station of the power unit 6 can adaptively regulate pressure and flow, when no reinforcing steel bar drilling tool is stressed in concrete, the pressure is reduced, the flow is increased, the rotating speed of the variable motor 302 of the drilling device 3 is increased, the stroke of the feeding oil cylinder 2 is accelerated, rapid drilling is realized, when the drilling tool meets the reinforcing steel bar in the concrete, the drilling device 3 senses torque increase, the working pressure is automatically increased, the flow is reduced, the rotating speed of the variable motor 302 of the drilling device 3 and the feeding linear speed of the feeding oil cylinder 2 are naturally reduced, low-rotating-speed slow-feeding is realized, and the drilling device 3 and the drilling tool are protected from being damaged.
(8) When a drilling tool on the drilling device 3 penetrates through the slag stopping wall 8 to be drilled, the variable motor stops working, the feeding oil cylinder is controlled to work reversely, the drilling device is driven to move along the guide rod away from the drilling retaining wall, and after the drilling tool is completely separated from the retaining wall, the feeding oil cylinder can be stopped, so that the single signal box installation and the drilling work of the cable lead-in hole are completed; the process can be set to be automatic control by combining with the prior art, when a drilling tool on the drilling device 3 penetrates through the slag wall 8 to be drilled, a touch switch on the drilling device 3 is started, the touch switch is fed back to the variable motor 302 control valve and the feeding oil cylinder 2 control valve to stop, the feeding oil cylinder/variable motor control valve is started, the feeding oil cylinder extends out quickly, the integrated drilling equipment is pushed to return, the drilling tool is loosened and detached on the drilling device 3 by using a special wrench, and a concrete core rod in the drilling tool is knocked out.
(9) And releasing the adjusting wheels 104 on the two side surfaces of the fixed frame 1, moving the fixed frame 1 forwards/backwards, and drilling the mounting hole of the next signal box.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only for the purpose of illustrating the structural relationship and principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides an integration drilling equipment for installation of high-speed railway signal case which characterized in that: the drilling equipment comprises a fixing frame (1), a feeding oil cylinder (2), a drilling device (3), a guide plate (4), a drilling tool cooling system (5) and a power unit (6), wherein the fixing frame (1) is a fixing frame with a concave section, the width of a concave part of the fixing frame is matched with the thickness of a retaining wall (8) to be drilled, and the fixing frame is clamped on the retaining wall (8) to be drilled through a concave area of the fixing frame; the feeding oil cylinders (2) are arranged in two groups, symmetrically arranged at the upper part of one side of the fixing frame (1) and vertical to the wall surface of the retaining wall (8) to be drilled; the drilling device (3) comprises a drilling tool mounting seat (300), a variable motor (302), an oil cylinder connecting frame (304) and a plurality of drilling tool chucks (303) distributed on the drilling tool mounting seat (300), wherein the oil cylinder connecting frame (304) is arranged above the drilling tool mounting seat (300), the variable motor (302) and the drilling tool chucks (303) are arranged on different sides of the drilling tool mounting seat (300), an output shaft of the variable motor (302) is connected with control ends of the drilling tool chucks (303) through a transmission mechanism, and the drilling tool chucks (303) are controlled to clamp drill bits to work simultaneously; the drilling device (3) is arranged on one side, provided with the feeding oil cylinder (2), of the fixing frame (1) in parallel, the drilling tool clamp side of the drilling tool mounting seat (300) faces the fixing frame (1), the piston rod end of the feeding oil cylinder (2) is connected with the oil cylinder connecting frame (304), and the drilling device (3) is controlled to move towards or away from the fixing frame (1) horizontally through the feeding oil cylinder (2); the guide plate (4) is arranged on one side of the fixed frame (1) provided with the feeding oil cylinder (2) and corresponds to the drilling tool mounting seat (300), and a plurality of drilling tool guide holes (400) are correspondingly formed in the guide plate (4); the drilling tool cooling system (5) comprises a cooling water tank, a water pump (500) and cooling water pipes (501) distributed on the drilling tool mounting seat (300), wherein the water inlet port of each cooling water pipe (501) is connected with the water pump arranged in the cooling water tank, and the cooling water pipes (501) are communicated with the tail end of each drilling tool chuck (303) through a plurality of branch water pipes and are communicated with a hollow drill bit arranged on the drilling tool chuck (303); the power unit (6) provides power for the variable motor (302) and the feeding oil cylinder (2).
2. The integrated drilling equipment for mounting the signal box of the high-speed railway according to claim 1, wherein: the drilling tool chuck (303) on the drilling tool mounting seat (300) comprises a plurality of signal box mounting hole drilling tool chucks and a cable leading-in hole drilling tool chuck, and the distribution positions of the plurality of mounting hole drilling tool chucks and the cable leading-in hole drilling tool chuck are matched with the mounting holes on the signal box to be mounted and the signal cable leading-in hole; and drilling tool guide holes (400) on the guide plate correspond to the drilling tool chucks of the signal box mounting holes, and each drilling tool guide hole (400) is formed by embedding a hollow shaft sleeve into a bearing seat with a built-in bearing.
3. The integrated drilling equipment for mounting the signal box of the high-speed railway according to claim 1 or 2, wherein: the drilling equipment also comprises two guide rods (7) parallel to the feeding oil cylinders (2), and the two guide rods (7) are symmetrically distributed below the two groups of feeding oil cylinders (2); two first guide holes (301) are correspondingly formed in the drilling tool mounting seat (300), the free ends of the two guide rods (7) correspondingly penetrate through the two first guide holes (301) in the drilling tool mounting seat (300), and when the feeding oil cylinder (2) drives the drilling device (3) to move towards or away from the fixed frame (1) horizontally, the drilling tool mounting seat (300) moves horizontally along the guide rods (7).
4. The integrated drilling equipment for mounting the signal box of the high-speed railway according to claim 1 or 2, wherein: the fixed frame (1) is a supporting frame which is concave on two side surfaces and hollow in the middle, and is composed of a square transverse frame (100) and vertical supporting rods (101) vertically arranged at four corners of the transverse frame (100); a horizontal adjusting mechanism and a height adjusting hand wheel (106) are arranged on a transverse frame (100) of the fixed frame (1), a carrying moving wheel (102) is arranged on a vertical supporting rod (101) on one side of the fixed frame (1), and a carrying handle (108) is arranged on the other side; two height adjusting hand wheels (106) are arranged and symmetrically distributed on the transverse frame (100); the horizontal adjusting mechanism comprises a level meter (103) arranged on the transverse frame (100), two horizontal sliding wheels (107) symmetrically arranged below the central axis of the transverse frame (100) in the length direction and side adjusting wheels (104) symmetrically arranged on two sides of each horizontal sliding wheel (107); the cooling water tank and the water pump (500) are arranged above the transverse frame (100) of the fixing frame (1).
5. The integrated drilling equipment for mounting the signal box of the high-speed railway according to claim 1 or 2, wherein: the power unit (6) comprises a diesel or gasoline generator and a hydraulic station, and the generator provides electric energy for an oil pump motor, a hydraulic control valve and a cooling water pump of the hydraulic station; the feeding oil cylinder (2) is a hydraulic oil cylinder and is connected with a hydraulic station control valve of the power unit (6) through a high-pressure oil pipe (600); the variable motor (302) is also connected and locked with a hydraulic station control valve (601) of the power unit (6) through a high-pressure oil pipe (600).
6. The integrated drilling equipment for mounting the signal box of the high-speed railway according to claim 1 or 2, wherein: the transmission mechanism comprises a main driving wheel (305) arranged on an output shaft of the variable motor (302), a synchronizing wheel (306) arranged at the tail end of each drill chuck (303), a synchronous belt (307) connected with the main driving wheel and the synchronizing wheel, tension wheels (309) and adjusting wheels (308) which are dispersedly arranged on the synchronous belt, a wheel shaft of the synchronizing wheel (306) is connected with the tail of the drill chuck (303) into a whole, and the synchronizing wheel (306) and the main driving wheel (305) are both arranged on the wheel shaft through tapered roller bearings; a plurality of tensioning wheels (309) are dispersedly arranged on the synchronous belt, the adjusting wheel (308) is arranged at the position of the synchronous wheel close to the tail end of the chuck of the cable leading-in hole drilling tool, and the adjusting wheel (308) is used for adjusting the chuck of the cable leading-in hole drilling tool by 60mm up and down; the main driving wheel (305) is driven to rotate by the variable displacement motor (302), and the synchronous wheel (306) and the drill chuck (303) are driven to rotate by the synchronous belt (307).
7. The integrated drilling equipment for mounting the signal box of the high-speed railway according to claim 4, wherein the drilling equipment comprises: the transverse frame (100) is a square frame, horizontal sliding wheel mounting plates (105) are symmetrically arranged in a hollow area at the top of the transverse frame, and two horizontal sliding wheels (107) are respectively arranged below the two horizontal sliding wheel mounting plates (105); the level meter (103) is arranged above one horizontal sliding wheel mounting plate (105), and four side adjusting wheels (104) are arranged on the inner sides of two short frames of the transverse frame (100) or the inner sides of the upper parts of four vertical supporting rods (101); the carrying moving wheel (102), the horizontal sliding wheel (107) and the side adjusting wheel (104) are all Fuma wheels provided with adjusting nuts; the two height adjusting handwheels (106) are symmetrically arranged at the central positions of two short frames of the transverse frame (100).
8. The operation method of the integrated drilling equipment for the installation of the high-speed railway signal box as claimed in any one of claims 1 to 7 is characterized by comprising the following specific steps:
(1) mounting a fixed frame above the retaining wall to be drilled, adjusting the height, the level and the verticality of the retaining wall, and fixing the fixed frame;
(2) one side of the fixed frame is provided with a guide plate, two groups of feeding oil cylinders and two guide rods, the two groups of feeding oil cylinders are symmetrically arranged at the upper part of the fixed frame, the guide plate is arranged at the lower part of the fixed frame, and the two guide rods are symmetrically arranged below the two groups of feeding oil cylinders;
(3) preparing a drilling device, installing an oil cylinder connecting frame on a drilling tool mounting seat of the drilling device, wherein the upper part of the drilling tool mounting seat is also provided with two guide holes corresponding to the guide rods, the number and the distribution positions of drilling tool chucks on the drilling device correspond to mounting holes and cable lead-in holes required by a signal box to be mounted, and a matched hollow drilling tool is installed on each drilling tool chuck; the water outlet of the cooling water pipe is hermetically communicated with each hollow drilling tool;
(4) connecting the prepared drilling device with a fixed frame, respectively inserting the free ends of two guide rods into guide holes on the drilling device, and fixedly connecting piston rod ends of two feeding oil cylinders to an oil cylinder connecting frame;
(5) connecting a hydraulic station of a power unit with a variable motor of drilling equipment and two groups of feeding oil cylinders through high-pressure oil pipes respectively, and connecting an inlet end of a cooling water pipe with a water pump, wherein the water pump is arranged in a water tank and is connected with a power supply of the water pump;
(6) starting control valves of the feeding oil cylinders and the variable motors, wherein the two groups of feeding oil cylinders synchronously control the drilling device to horizontally move towards the wall surface of the retaining wall to be drilled along the guide rod, and in the moving process, the drilling tool starts to drill holes on the wall surface along the drilling tool guide hole on the guide plate; when drilling, starting a water pump, and injecting cooling water into each drill bit through a cooling pipe;
(7) when a drilling tool on the drilling device penetrates through a retaining wall to be drilled, the variable motor is stopped to work, the feeding oil cylinder is controlled to reversely withdraw, the drilling device is driven to move away from the drilling retaining wall along the guide rod, and after the drilling tool is completely separated from the retaining wall, the feeding oil cylinder can be stopped, so that the single signal box installation and the drilling work of a cable leading-in hole are completed;
(8) and (4) loosening the fixing frame, moving forwards or backwards along the retaining wall to be drilled, and drilling the next signal box mounting hole and the cable lead-in hole.
9. The operation method of the integrated drilling equipment for the installation of the signal box of the high-speed railway according to any one of the claims 8, characterized in that: and (3) adjusting the level, height and verticality of the fixing frame in the step (1) through a level gauge, a height adjusting hand wheel and a side adjusting wheel, and locking the fixing frame with the retaining wall to be drilled through the side adjusting wheel after the fixing frame is adjusted in place.
10. The operation method of the integrated drilling equipment for the installation of the signal box of the high-speed railway according to any one of the claims 8, characterized in that: in the drilling process in the step (6), the power unit, the feeding oil cylinder and the variable motor are controlled in a manual control mode, a wired control mode or a wireless remote control mode; when the drilling tool is stressed small and the pressure is reduced, the flow of hydraulic oil output by a hydraulic station of the power unit is increased, the rotating speed of the variable motor is increased, the stroke of the feeding oil cylinder is accelerated, and the rapid drilling is realized; when the torque of the drilling tool is increased and the pressure is increased, the flow of hydraulic oil output by a hydraulic station of the power unit is reduced, the rotation speed of the variable motor and the feeding linear speed of the feeding oil cylinder are reduced, and low-rotation-speed and high-torque slow feeding is realized.
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| CN202110328542.1A CN113119317B (en) | 2021-03-26 | 2021-03-26 | Integrated drilling equipment for mounting high-speed railway signal box and operation method |
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| CN113119317A true CN113119317A (en) | 2021-07-16 |
| CN113119317B CN113119317B (en) | 2021-11-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114709756A (en) * | 2022-04-07 | 2022-07-05 | 浙江省机电设计研究院有限公司 | Tunnel cable laying construction equipment and method based on sliding rail type automatic hole distribution machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6527686B1 (en) * | 2000-02-02 | 2003-03-04 | International Business Machines Corporation | Variable pitch spindle line drilling machine |
| CN201908578U (en) * | 2010-12-30 | 2011-07-27 | 中铁建电气化局集团第二工程有限公司 | Hydraulic drill frame for drilling holes on anti-impact walls |
| CN206854690U (en) * | 2017-05-31 | 2018-01-09 | 天津市华利达阀门有限公司 | The more drill bit perforating devices of ball valve adpting flange |
| CN207071694U (en) * | 2017-06-07 | 2018-03-06 | 江门市山河精密机械制造有限公司 | A kind of Multi-station drilling device for motorcycle engine bonnet |
| CN209453923U (en) * | 2018-08-13 | 2019-10-01 | 中铁建电气化局集团南方工程有限公司 | A kind of gear tiny fragments of stone, coal, etc. wall drilling machine |
| CN110625825A (en) * | 2019-08-13 | 2019-12-31 | 南京唐壹信息科技有限公司 | Back of body bolt formula is hung professional trompil equipment of curtain futilely |
| CN112517979A (en) * | 2020-12-03 | 2021-03-19 | 盛瑞传动股份有限公司 | Drilling device |
-
2021
- 2021-03-26 CN CN202110328542.1A patent/CN113119317B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6527686B1 (en) * | 2000-02-02 | 2003-03-04 | International Business Machines Corporation | Variable pitch spindle line drilling machine |
| CN201908578U (en) * | 2010-12-30 | 2011-07-27 | 中铁建电气化局集团第二工程有限公司 | Hydraulic drill frame for drilling holes on anti-impact walls |
| CN206854690U (en) * | 2017-05-31 | 2018-01-09 | 天津市华利达阀门有限公司 | The more drill bit perforating devices of ball valve adpting flange |
| CN207071694U (en) * | 2017-06-07 | 2018-03-06 | 江门市山河精密机械制造有限公司 | A kind of Multi-station drilling device for motorcycle engine bonnet |
| CN209453923U (en) * | 2018-08-13 | 2019-10-01 | 中铁建电气化局集团南方工程有限公司 | A kind of gear tiny fragments of stone, coal, etc. wall drilling machine |
| CN110625825A (en) * | 2019-08-13 | 2019-12-31 | 南京唐壹信息科技有限公司 | Back of body bolt formula is hung professional trompil equipment of curtain futilely |
| CN112517979A (en) * | 2020-12-03 | 2021-03-19 | 盛瑞传动股份有限公司 | Drilling device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114709756A (en) * | 2022-04-07 | 2022-07-05 | 浙江省机电设计研究院有限公司 | Tunnel cable laying construction equipment and method based on sliding rail type automatic hole distribution machine |
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| CN113119317B (en) | 2021-11-05 |
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