Electro-hydraulic cooperation full-process mining automation control device

Abstract

The utility model relates to the technical field of mining machinery, in particular to an electro-hydraulic cooperation full-process mining automation control device. According to the technical scheme, the device comprises a track, a walking structure, a pushing and sliding oil cylinder, a telescopic structure and a connecting base, the pushing and sliding oil cylinder is arranged on the track through the walking structure, the telescopic structure is arranged at the output end of the pushing and sliding oil cylinder through a buffering structure, and the connecting base is arranged on the telescopic structure through a flexible connecting structure. And a mounting hole is formed in the connecting seat. The flexible connection and vibration reduction performance is excellent, the damage of impact and vibration to equipment is greatly reduced, the fatigue damage of the equipment is reduced, the telescopic adjustment of the screw rod can be realized through the operation of the shifting piece, and the installation requirements of different distances can be flexibly met.

Description

TECHNICAL FIELD

[0001] The utility model relates to technical fields especially relates to a kind of electro-hydraulic cooperative whole-process mining automation control device. BACKGROUND

[0002] In the automatic mining process of fully mechanized coal face, the collaborative operation of hydraulic support, scraper conveyor and coal winning machine is the core link to ensure efficient mining. However, due to the complex geological conditions of coal mining face and the harsh working environment, the traditional mechanical structure often cannot meet the requirements of high-precision and intelligent collaborative control, mainly facing the following problems:

[0003] Stress concentration and fatigue damage: the rigid connection structure of the pusher device is prone to fatigue damage due to stress concentration during long-term operation, increasing equipment maintenance cost and downtime.

[0004] Insufficient buffering and damping capacity: during the pusher process, the equipment is easily subjected to strong impact and vibration, causing problems such as shortened device life and poor running stability.

[0005] Lack of adaptability and installation convenience: the working face environment is complex and the working space is limited, making equipment installation difficult and having poor adaptability to different working face layouts.

[0006] Therefore, we propose an electro-hydraulic cooperative whole-process mining automation control device to solve the existing problems. CONTENT OF THE UTILITY MODEL

[0007] The utility model aims to solve the problems in the background art and proposes an electro-hydraulic cooperative whole-process mining automation control device.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an electro-hydraulic cooperative whole-process mining automation control device, comprising a track, a walking structure, a pusher cylinder, an extension structure and a connecting seat, the pusher cylinder is provided on the track through the walking structure, the walking structure is used to drive the pusher cylinder to move linearly on the track;

[0009] The extension structure is provided on the output end of the pusher cylinder through a buffer structure, the buffer structure is used to absorb the energy of the extension structure to the pusher cylinder, effectively absorbing the vibration and impact force during the pusher process;

[0010] The connecting seat is provided on the extension structure through a soft connection structure, the extension structure can change length to adapt to different pusher requirements, the soft connection structure realizes flexible adjustment of multi-dimensional angle through a ball hinge structure and effectively absorbs the impact force and vibration generated during the pusher process, and the connecting seat is provided with a mounting hole.

[0011] Preferably, the walking structure is composed of a base, a guide rail, a rack, a gear, a motor and an isolation cover, the guide rail and the rack are respectively arranged on the upper surface of the track, the base is arranged on the outer wall of the push cylinder, and the base is in sliding connection with the guide rail.

[0012] Preferably, the motor is arranged on the outer wall of the base, the gear is arranged on the output end of the motor, the gear is in gear meshing with the rack, the isolation cover is arranged on the base, and the gear is located in the isolation cover.

[0013] Preferably, the buffer structure is composed of a spring, an inner chamber, an outer chamber, a plug rod and a shell, the shell is arranged on the output end of the push cylinder, the inner chamber and the outer chamber are both arranged in the shell, and the inner chamber and the outer chamber are in communication through a communication port.

[0014] Preferably, one end of the plug rod is arranged in the inner chamber in sliding mode, the plug rod is limited from rotating, a spring is sleeved on the plug rod, and the inner chamber is filled with oil.

[0015] Preferably, the telescopic structure is composed of a round rod, a push piece, a screw cylinder, a screw rod and a square rod, the screw cylinder is arranged in rotating mode on the other end of the plug rod, one end of the screw rod is arranged in the screw cylinder in threaded mode, one end of the round rod is arranged on the plug rod, the square rod is arranged on the other end of the round rod, and the square rod is in sliding insertion with the screw rod.

[0016] Preferably, the flexible connection structure is composed of a ball shaft, a shaft seat and a steel rubber, one end of the steel rubber is arranged on the screw rod, the ball shaft is arranged on the other end of the steel rubber, the shaft seat is arranged in rotating mode on the ball shaft, and the connecting seat is arranged on the shaft seat.

[0017] Preferably, limit seats are symmetrically arranged at two ends of the track, and the limit seats are higher than the upper surface of the track.

[0018] Compared with the prior art, the electric-hydraulic collaborative full-process mining automatic control device has the following beneficial effects:

[0019] In the use process of the electric-hydraulic collaborative full-process mining automatic control device, the device can be arranged at a specified position, connected with an external power supply, connected with a scraper conveyor through the mounting hole of the connecting seat and the cooperation of the pin bolt, and the push cylinder is responsible for generating a push force on the scraper conveyor.

[0020] Through the telescopic structure design, before installation, personnel can through the dialing dialing piece to the screw cylinder force, at this time square bar limit screw rod does not produce deflection action, then under the principle of screw rod makes screw rod telescopic action, thereby applicable to different distance installation demand;

[0021] Through the soft connection structure design, the ball shaft is rotated in the shaft seat at multiple angles, the flexible adjustment of multiple angles is realized through the ball hinge structure, and meanwhile, through the deformable design of the clamping steel rubber, different direction forces are adapted in the pushing process, stress concentration and damage caused by rigid connection are avoided, impact force and vibration generated in the pushing process can be effectively absorbed, and stable operation of equipment is protected;

[0022] Through the buffer structure design, when the screw rod is subjected to strong impact, the spring is designed to have the effect of buffering, damping and noise reduction, when vibration is transmitted to the plug rod, the plug rod moves back and forth in the inner chamber, and the oil in the inner chamber and the outer chamber repeatedly passes through the communication port to interact, at this time, the friction between the hole wall and the oil and the internal friction between the oil molecules form damping force on the vibration, vibration energy is converted into oil heat energy, the shell absorbs and dissipates the oil heat energy to the atmosphere, so that the buffer mechanism can absorb energy and reduce the impact on the equipment.

[0023] The utility model discloses, flexible connection and vibration damping performance are superior, the damage of impact and vibration to equipment is greatly reduced, the fatigue damage of equipment is reduced, the telescopic adjustment of screw rod can be realized through the dialing piece operation, and different distance installation demand is flexibly adapted. DRAWINGS

[0024] Figure 1 It is the three-dimensional structure schematic view of the utility model;

[0025] Figure 2 It is the walking structure structure schematic view of the utility model;

[0026] Figure 3 It is the buffer structure structure schematic view of the utility model;

[0027] Figure 4 It is the telescopic structure structure schematic view of the utility model;

[0028] Figure 5 It is the soft connection structure structure schematic view of the utility model.

[0029] REFERENCE SIGNS:

[0030] 1. Track; 2. Limit seat; 3. Traveling structure; 301. Base; 302. Guide rail; 303. Rack; 304. Gear; 305. Motor; 306. Isolation cover; 4. Push-slide cylinder; 5. Buffer structure; 501. Spring; 502. Connecting port; 503. Inner chamber; 504. Outer chamber; 505. Plug rod; 506. Housing; 6. Telescopic structure; 601. Round rod; 602. Paddle; 603. Screw barrel; 604. Screw; 605. Square rod; 7. Flexible connection structure; 701. Ball shaft; 702. Shaft seat; 703. Steel-reinforced rubber; 8. Connecting seat; 9. Mounting hole. Detailed Implementation

[0031] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0032] Example 1

[0033] like Figures 1-5 As shown, the present invention proposes an electro-hydraulic collaborative full-process mining automation control device, which includes a track 1, a traveling structure 3, a pusher cylinder 4, a telescopic structure 6 and a connecting seat 8. The pusher cylinder 4 is mounted on the track 1 through the traveling structure 3, and the traveling structure 3 is used to drive the pusher cylinder 4 to move linearly on the track 1.

[0034] The telescopic structure 6 is located at the output end of the push-pull cylinder 4 via the buffer structure 5. The buffer structure 5 is used to absorb the energy of the telescopic structure 6 on the push-pull cylinder 4, effectively absorbing the vibration and impact force during the pushing process.

[0035] The connecting seat 8 is mounted on the telescopic structure 6 via a flexible connecting structure 7. The telescopic structure 6 can change its length to adapt to different pushing distance requirements. The flexible connecting structure 7 achieves flexible adjustment of multi-dimensional angles and effectively absorbs the impact and vibration generated during the pushing process through a ball joint structure. The connecting seat 8 is provided with mounting holes 9.

[0036] The walking structure 3 is composed of a base 301, a guide rail 302, a rack 303, a gear 304, a motor 305 and a isolation cover 306, the guide rail 302 and the rack 303 are arranged on the upper surface of the track 1 respectively, the base 301 is arranged on the outer wall of the pushing and rolling oil cylinder 4, the base 301 is in sliding connection with the guide rail 302, the motor 305 is arranged on the outer wall of the base 301, the gear 304 is arranged on the output end of the motor 305, the gear 304 is in gear meshing with the rack 303, the isolation cover 306 is arranged on the base 301, the gear 304 is located in the isolation cover 306, the motor 305 works, and the base 301 is driven to slide on the track 1 through the gear meshing between the gear 304 and the rack 303, the precise sliding of the base 301 on the track 1 is realized through the meshing transmission of the gear 304 and the rack 303, the movement of the pushing and rolling oil cylinder 4 is stable, the direct meshing transmission is high in efficiency, the control signal can be quickly responded, the efficiency of the pushing and rolling operation is improved, the sliding connection of the guide rail 302 and the base 301 and the protection design of the isolation cover 306 make the walking structure 3 adapt to the harsh environment of the coal mine working face and prolong the service life.

[0037] Embodiment two

[0038] As Figures 1-5 shown, the utility model provides a kind of electro-hydraulic cooperative whole-process exploitation automation control device, compared with embodiment one, the utility model further includes: buffer structure 5 is by spring 501, inner chamber 503, outer chamber 504, plug rod 505 and shell 506 Composition, shell 506 is arranged on the output end of pushing and rolling oil cylinder 4, inner chamber 503, outer chamber 504 are all arranged in shell 506, inner chamber 503, outer chamber 504 are interconnected by communicating port 502, one end of plug rod 505 is slidably arranged in inner chamber 503, and plug rod 505 is limited not to rotate, spring 501 is sleeved on plug rod 505, inner chamber 503 is filled with oil, when screw rod 604 is subjected to strong impact, the effect of buffering, damping and noise reduction is played by the design of spring 501, when vibration is transmitted to plug rod 505, plug rod 505 moves back and forth in inner chamber 503, the oil in inner chamber 503 and outer chamber 504 repeatedly interacts through communicating port 502, the friction between hole wall and oil and the internal friction between oil molecules form damping force to vibration at this time, vibration energy is converted into oil heat energy, then absorbed by shell 506 and dissipated into atmosphere, so that buffer mechanism can absorb energy and reduce impact on equipment.

[0039] The telescopic structure 6 is composed of a round rod 601, a push piece 602, a screw cylinder 603, a screw rod 604 and a square rod 605, the screw cylinder 603 is rotationally arranged at the other end of the plug rod 505, one end of the screw rod 604 is threadedly arranged in the screw cylinder 603, one end of the round rod 601 is arranged on the plug rod 505, the square rod 605 is arranged at the other end of the round rod 601, the square rod 605 is slidingly inserted with the screw rod 604, and personnel can exert force on the screw cylinder 603 by pushing the push piece 602, at this time, the square rod 605 limits the screw rod 604 from producing a deflection action, and then the screw rod 604 performs a telescopic action under the principle of a lead screw.

[0040] The soft connection structure 7 is composed of a ball shaft 701, an axle seat 702 and a steel rubber 703, one end of the steel rubber 703 is arranged on the screw rod 604, the ball shaft 701 is arranged at the other end of the steel rubber 703, the axle seat 702 is rotationally arranged on the ball shaft 701, the connecting seat 8 is arranged on the axle seat 702, the ball shaft 702 is rotationally arranged at multiple angles in the axle seat 701, flexible adjustment of multiple angles is realized through a ball hinge structure, and meanwhile, the steel rubber 703 is designed to be deformable, and different directions of force are adapted in the pushing process.

[0041] The limiting seats 2 are symmetrically arranged at two ends of the track 1, the limiting seats 2 are higher than the upper surface of the track 1, and through the design of the limiting seats 2, the base 301 can be prevented from derailing.

[0042] In the above embodiment, the pushing device is linked with the scraper conveyor through an electro-hydraulic control system, the pushing device pushes the scraper conveyor to the position through the hydraulic pushing cylinder 4, and the continuity and efficiency of the coal mining work are ensured.

[0043] It should be noted that the motor 305 and the pushing cylinder 4 are structures of existing mature technologies, the working principle and internal structure thereof are known to those skilled in the art, the present application only utilizes the functions and does not improve the internal structure, therefore, the detailed description is not given here, and those skilled in the art can make any selection and arrangement according to the needs or convenience.

[0044] The above specific embodiments are only several preferred embodiments of the present application, based on the technical scheme of the present application and the related inspiration of the above embodiments, those skilled in the art can make various alternative improvements and combinations on the above specific embodiments.

[0045] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than by the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. An electro-hydraulic cooperative full-process mining automation control device, comprising a track (1), a walking structure (3), a pushing and sliding oil cylinder (4), an extension structure (6) and a connecting seat (8), characterized in that: The pushing and pulling oil cylinder (4) is arranged on the track (1) through the walking structure (3) used for driving the pushing and pulling oil cylinder (4) to move linearly on the track (1); The telescopic structure (6) is arranged on the output end of the pushing and pulling oil cylinder (4) through the buffer structure (5) used for absorbing the energy of the telescopic structure (6) to the pushing and pulling oil cylinder (4) and effectively absorbing the vibration and impact force in the pushing and pulling process; The connecting seat (8) is arranged on the telescopic structure (6) through the soft connection structure (7), the telescopic structure (6) can change the length to adapt to the pushing and pulling requirement of different distances, the soft connection structure (7) realizes the flexible adjustment of multidimensional angle through the ball hinge structure and effectively absorbs the impact force and vibration generated in the pushing and pulling process, and the connecting seat (8) is provided with a mounting hole (9).

2. The electro-hydraulic cooperative whole-process mining automation control device according to claim 1, characterized in that: The walking structure (3) is composed of a base (301), a guide rail (302), a rack (303), a gear (304), a motor (305) and an isolation cover (306), the guide rail (302) and the rack (303) are arranged on the upper surface of the track (1) respectively, the base (301) is arranged on the outer wall of the pushing and pulling oil cylinder (4), and the base (301) is in sliding connection with the guide rail (302).

3. The electro-hydraulic cooperative whole-process mining automation control device according to claim 2, characterized in that: The motor (305) is arranged on the outer wall of the base (301), the gear (304) is arranged on the output end of the motor (305), the gear (304) is in gear meshing with the rack (303), and the isolation cover (306) is arranged on the base (301), and the gear (304) is located in the isolation cover (306).

4. The electro-hydraulic cooperative full-process mining automation control device according to claim 1, characterized in that: The buffer structure (5) is composed of a spring (501), an inner chamber (503), an outer chamber (504), a plug rod (505) and a shell (506), the shell (506) is arranged on the output end of the pushing and pulling oil cylinder (4), the inner chamber (503) and the outer chamber (504) are arranged in the shell (506), and the inner chamber (503) and the outer chamber (504) are communicated with each other through a communication port (502).

5. The electro-hydraulic cooperative full-process mining automation control device according to claim 4, characterized in that: One end of the plug rod (505) is arranged in the inner chamber (503) in sliding mode, the plug rod (505) is limited to not produce rotary motion, a spring (501) is sleeved on the plug rod (505), and the inner chamber (503) is filled with oil.

6. The electro-hydraulic cooperative whole-process mining automation control device according to claim 1, characterized in that: The telescopic structure (6) is composed of a round rod (601), a push piece (602), a screw cylinder (603), a screw rod (604) and a square rod (605), the screw cylinder (603) is arranged at the other end of the plug rod (505) in rotating mode, one end of the screw rod (604) is arranged in the screw cylinder (603) in screw mode, one end of the round rod (601) is arranged on the plug rod (505), the square rod (605) is arranged at the other end of the round rod (601), and the square rod (605) is in sliding insertion with the screw rod (604).

7. The electro-hydraulic cooperative whole-process mining automation control device according to claim 1, characterized in that: The soft connection structure (7) is composed of a ball shaft (701), a shaft seat (702) and a steel rubber (703), one end of the steel rubber (703) is arranged on a screw rod (604), the ball shaft (701) is arranged at the other end of the steel rubber (703), the shaft seat (702) is rotatably arranged on the ball shaft (701), and the connecting seat (8) is arranged on the shaft seat (702).

8. The electro-hydraulic cooperative whole-process mining automation control device according to claim 1, characterized in that: Limiting seats (2) are symmetrically arranged at two ends of the track (1), and the limiting seats (2) are higher than the upper surface of the track (1).

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