A drilling device for coal mining

Abstract

The utility model discloses a drilling device for coal mining, comprising a base frame, a mounting frame fixedly mounted on the base frame, a flip frame arranged in the mounting frame, rotating seats fixedly mounted on both sides of the flip frame, two rotating seats rotatably connected in the mounting frame, a slide slidably connected in the flip frame, a drill rod rotatably connected in the slide, a fixed frame fixedly mounted at the rear end of the flip frame, a threaded rod rotatably connected in the fixed frame, a slide seat fixedly mounted at the rear end of the slide, the slide seat sleeve arranged on the threaded rod, and a first pulley fixedly mounted on one side of the two rotating seats away from each other. The drilling device for coal mining can quickly adjust the direction and angle of the drill rod to meet the use requirements of drilling holes at different angles of the wall and the ground, thereby further improving the applicability of the device, and at the same time can adjust the support height of each foot as needed, so that the device can remain stable on an uneven ground, which is conducive to the use of drilling holes.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mining equipment, in particular to a drilling device for coal mining. Background Art

[0002] Coal mining refers to the process of obtaining coal resources from underground deposits through mining operations. Mining operations mainly include rock breaking, loading, transportation, soil removal and other processes to achieve coal mining and lifting. Coal mining requires the use of various mining technologies and equipment, and drilling equipment is one of them.

[0003] After searching, the patent application number CN201920202775.5 discloses a drilling device for coal mining. In view of the problem that the existing drilling device is inconvenient to move and the height adjustment of the drilling is inconvenient, the following scheme is proposed, which includes a fixed bottom plate, four sets of moving wheels are fixed at the bottom of the fixed bottom plate, a supporting bottom plate is arranged at the bottom of the fixed bottom plate, a first lifting cylinder and a connecting spring are connected between the supporting bottom plate and the fixed bottom plate, lifting guide columns are fixed at the four corners above the fixed bottom plate, a lifting platform is arranged above the fixed bottom plate, a second lifting cylinder is connected between the lifting platform and the fixed bottom plate, two sets of moving guide rails are fixed on the lifting platform, and the two sets of moving guide rails are arranged parallel to each other. The utility model has a reasonable structure, a novel design, and can quickly and easily adjust the drilling height of the device, and the device is easy to move, fixed and stable, which is convenient for promotion and use.

[0004] However, this patent still has some shortcomings. The drilling rod in this patent is arranged horizontally and its direction angle cannot be adjusted, so it can only be used to drill holes on walls. The overall applicability of the equipment is low. At the same time, the equipment is supported by moving wheels, and the height of multiple moving wheels cannot be adjusted. The ground conditions in the mine are complicated. When the ground is uneven, the equipment cannot remain stable, which causes the drilling position to shift.

[0005] For this purpose, we propose a drilling device for coal mining. Utility Model Content

[0006] The purpose of the utility model is to provide a drilling device for coal mining to solve the problems raised in the above background technology.

[0007] The cam is provided with a plurality of movable parts, and the movable parts are provided with a plurality of movable parts, and the movable parts are provided with a plurality of movable parts.

[0008] Optionally, a first motor is fixedly installed in the slide, and an output end of the first motor is fixedly installed on the drill rod. The drill rod is driven to rotate by the first motor, which is beneficial to the use of the device.

[0009] Optionally, a second motor is fixedly mounted on the top of the fixing frame, and an output end of the second motor is fixedly mounted on the threaded rod. The threaded rod is driven to rotate by the second motor, which is beneficial to the use of the device.

[0010] Optionally, a bracket is provided on the outer side of the first pulley on the left side of the mounting frame, a third motor is fixedly installed on the left side of the bracket, the output end of the third motor is fixedly installed on the first pulley, and the first pulley is driven to rotate by the third motor, which is beneficial to the use of this device.

[0011] Optionally, sliders are fixedly mounted on both sides of the slide, a slide groove is provided in the flip frame, the slider is slidably connected in the slide groove, and the slide can be limited by the slider.

[0012] Optionally, universal wheels are fixedly installed on the outer sides of the multiple feet at the bottom of the base frame, and the universal wheels are used to facilitate the movement of the device.

[0013] Optionally, a PLC controller is fixedly installed on the right side of the mounting frame between the two hydraulic cylinders, and the operation of the device can be conveniently controlled by the PLC controller.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] Through the mutual cooperation of the flip frame, the transmission rod, the first pulley, the second pulley, the belt, the third motor, the rotating seat, the hydraulic cylinder and the foot, the direction and angle of the drill rod can be quickly adjusted to meet the needs of drilling holes at different angles on walls and ground, thereby further improving the applicability of the equipment. At the same time, the support height of each foot can be adjusted as needed, so that the equipment can remain stable on uneven ground, which is conducive to the use of drilling holes. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a drilling device for coal mining in the utility model;

[0017] Figure 2 This is a rear view of a drilling device for coal mining according to the utility model;

[0018] Figure 3 This is a cross-sectional view of a drilling device for coal mining according to the utility model;

[0019] Figure 4 The utility model is a cross-sectional view of a hydraulic cylinder in a drilling device used in coal mining.

[0020] In the figure: 1, base frame; 2, mounting frame; 3, flip frame; 4, slide; 5, first motor; 6, drill rod; 7, PLC controller; 8, slide seat; 9, second motor; 10, transmission rod; 11, first pulley; 12, second pulley; 13, belt; 14, bracket; 15, third motor; 16, slide groove; 17, slider; 18, rotating seat; 19, hydraulic cylinder; 20, foot; 21, universal wheel; 22, threaded rod; 23, fixed frame. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 4The utility model provides a drilling device for coal mining, including a base frame 1, a mounting frame 2 is fixedly installed on the base frame 1, a turning frame 3 is arranged in the mounting frame 2, rotating seats 18 are fixedly installed on both sides of the turning frame 3, the two rotating seats 18 are rotatably connected in the mounting frame 2, a slide 4 is slidably connected in the turning frame 3, a drill rod 6 is rotatably connected in the slide 4, a fixed frame 23 is fixedly installed at the rear end of the turning frame 3, a threaded rod 22 is rotatably connected in the fixed frame 23, and a slide seat is fixedly installed at the rear end of the slide 4 8. The slide 8 is sleeved on the threaded rod 22. The first pulley 11 is fixedly installed on the side of the two rotating seats 18 away from each other. The transmission rod 10 is rotatably connected to the rear of the fixed frame 23 in the mounting frame 2. The second pulleys 12 are fixedly installed at both ends of the transmission rod 10. Each second pulley 12 is meshed and connected with the first pulley 11 through a belt 13. A plurality of hydraulic cylinders 19 are fixedly installed on the base frame 1 at the outer side of the mounting frame 2. The bottom ends of the plurality of hydraulic cylinders 19 are fixedly installed with feet 20.

[0023] A first motor 5 is fixedly installed in the slide 4, and the output end of the first motor 5 is fixedly installed on the drill rod 6. The first motor 5 drives the drill rod 6 to rotate, which is beneficial to the use of the device. A second motor 9 is fixedly installed on the top of the fixed frame 23, and the output end of the second motor 9 is fixedly installed on the threaded rod 22. The second motor 9 drives the threaded rod 22 to rotate, which is beneficial to the use of the device. The left side of the mounting frame 2 is located outside the first pulley 11 and is sleeved with a bracket 14. The left side of the bracket 14 is fixedly installed with a third motor 15, and the output end of the third motor 15 is fixedly installed on the first pulley 11 , driving the first pulley 11 to rotate by the third motor 15 is beneficial to the use of the device, sliders 17 are fixedly installed on both sides of the slide 4, a slide groove 16 is provided in the flip frame 3, the slider 17 is slidably connected in the slide groove 16, and the slide 4 can be limited by the slider 17, and the bottom of the base frame 1 is located on the outside of multiple feet 20 and fixedly installed with universal wheels 21. The universal wheels 21 are convenient for pushing the device to move, and a PLC controller 7 is fixedly installed between the two hydraulic cylinders 19 on the right side of the mounting frame 2. The PLC controller 7 is convenient for controlling the device to work.

[0024] Working principle: When in use, the device can be pushed to a suitable location through the universal wheel 21, and then the switch of each hydraulic cylinder 19 is turned on respectively. The output end of the hydraulic cylinder 19 drives the foot 20 to extend downward, and the support height of each foot 20 can be adjusted, so that the device can be kept level on an uneven ground. Then, the switch of the third motor 15 can be turned on according to the use needs. The third motor 15 drives the first pulley 11 to rotate. Since the first pulley 11 and the second pulley 12 are connected by the belt 13, and the two second pulleys 12 are connected by the transmission rod 1 0 connection, so that the two first pulleys 11 drive the rotating seat 18 to rotate synchronously, and the rotation angle of the flip frame 3 can be adjusted, so as to realize the use of drilling operations on walls or the ground and at different angles. This kind of coal mine drilling device is easy to use. Through the above-mentioned components, the direction and angle of the drill rod 6 can be quickly adjusted to meet the needs of drilling holes at different angles on walls and the ground, thereby further improving the applicability of the device. At the same time, the supporting height of each foot 20 can be adjusted as needed, so that the device can remain stable on uneven ground, which is conducive to the use of drilling.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A drilling device for coal mining, characterized in that: The invention comprises a base frame (1), a mounting frame (2) is fixedly mounted on the base frame (1), a flip frame (3) is arranged inside the mounting frame (2), rotating seats (18) are fixedly mounted on both sides of the flip frame (3), the two rotating seats (18) are both rotatably connected in the mounting frame (2), a slide frame (4) is slidably connected in the flip frame (3), a drill rod (6) is rotatably connected in the slide frame (4), a fixed frame (23) is fixedly mounted at the rear end of the flip frame (3), a threaded rod (22) is rotatably connected in the fixed frame (23), a slide seat (8) is fixedly mounted at the rear end of the slide frame (4), and the slide seat (8) is sleeved on the threaded rod (22), and the two rotating seats (18) are fixedly installed with a first pulley (11) on the side away from each other. A transmission rod (10) is rotatably connected to the rear of the fixed frame (23) in the mounting frame (2), and second pulleys (12) are fixedly installed at both ends of the transmission rod (10). Each of the second pulleys (12) and the first pulley (11) is meshed and connected through a belt (13). A plurality of hydraulic cylinders (19) are fixedly installed on the base frame (1) on the outer side of the mounting frame (2), and pads (20) are fixedly installed at the bottom ends of the plurality of hydraulic cylinders (19).

2. A drilling device for coal mining according to claim 1, characterized in that: A first motor (5) is fixedly mounted inside the slide (4), and an output end of the first motor (5) is fixedly mounted on a drill rod (6).

3. A drilling device for coal mining according to claim 1, characterized in that: A second motor (9) is fixedly mounted on the top of the fixing frame (23), and an output end of the second motor (9) is fixedly mounted on the threaded rod (22).

4. A drilling device for coal mining according to claim 1, characterized in that: A bracket (14) is sleeved on the left side of the mounting frame (2) and located outside the first pulley (11); a third motor (15) is fixedly mounted on the left side of the bracket (14); and an output end of the third motor (15) is fixedly mounted on the first pulley (11).

5. The drilling device for coal mining according to claim 1, characterized in that: Slide blocks (17) are fixedly mounted on both sides of the slide frame (4), a slide groove (16) is arranged in the flip frame (3), and the slide block (17) is slidably connected in the slide groove (16).

6. A drilling device for coal mining according to claim 1, characterized in that: Universal wheels (21) are fixedly mounted on the outer sides of a plurality of feet (20) at the bottom of the base frame (1).

7. A drilling device for coal mining according to claim 1, characterized in that: A PLC controller (7) is fixedly installed on the right side of the mounting frame (2) between two hydraulic cylinders (19).

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