Anchor rod drilling machine with supporting and clamping functions

Abstract

The utility model discloses a jumbolter with supporting and clamping functions, which comprises a bottom plate, one end of the bottom plate is welded with an oil cylinder rear seat, one end of the bottom plate is connected with a base through a piston, the base is provided with a cavity, the inner surface of the cavity is connected with a cylinder through welding, the inner surface of the cylinder is welded with a clamping cylinder, and the clamping cylinder is connected with the oil cylinder through a piston. A rotating motor is fixedly connected to the interior of the base, the output end of the rotating motor is connected with a bevel gear through a rotating shaft rod, a rotating circular ring is movably connected to the interior of the cylinder, a threaded groove is formed in the other end of the outer surface of the rotating circular ring, and moving blocks are movably connected to the threaded groove at equal intervals; when the rotating motor drives the bevel gear on the rotating shaft rod to rotate, the rotating ring rotates relative to the interior of the cylinder, so that the moving block moves on the threaded groove, the arc-shaped baffle clamps a drill rod in the clamping cylinder, and the drilling accuracy of the jumbolter is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to anchor drilling machines, and in particular to an anchor drilling machine with supporting and clamping functions. Background Art

[0002] In the mining and construction of coal mines, it is necessary to use mining anchor drills to perform drilling operations in the tunnels. Anchor drills are drilling tools in the anchor support project of coal mine tunnels. They are used to construct holes for anchors / anchor cables on the working surface, and then send the anchors into the holes and anchor them. Anchor drills play a very important role in improving the support effect of coal mine tunnels, reducing support costs, and speeding up tunnel construction. As a practical mechanical equipment, they play a very important role in coal mine construction.

[0003] The airborne drilling rig for coal mines mainly consists of a drill box assembly, a top plate assembly, a bottom plate assembly, a chain assembly, a guide rod assembly, a secondary propulsion cylinder and other accessory components.

[0004] At present, when the existing anchor drilling rig is used for coal mining, the existing anchor drilling rig cannot fix the drill rod, which will cause the drill rod to rotate slightly during the rotation process, thereby causing deviations when the anchor drilling rig is drilling, affecting work efficiency. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model proposes an anchor drilling rig with supporting and clamping functions to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] An anchor drilling machine with supporting and clamping functions comprises a base plate, one end of which is welded with a rear seat of an oil cylinder, both ends of the interior of the base plate are fixedly connected with pistons, the pistons extend to one end of the outer surface of the base plate and are fixedly connected to the base, a guide drive device is installed on the rear seat of the oil cylinder, the guide drive device is fixedly connected to a drilling device, a hole is opened on the base, the inner surface of the hole is connected to a cylinder by welding, a clamping cylinder is welded on the inner surface of the cylinder, a rotating motor is fixedly connected to the interior of the base, and the output end of the rotating motor is connected by bolts The rotating shaft rod is connected to the cylinder, and the rotating shaft rod passes through the inside of the base and extends into the cylinder. The bottom end of the rotating shaft rod is connected to the bevel gear by a bolt. A rotating ring is movably connected to one end of the cylinder away from the bevel gear. A rack is welded at an equal distance on one end of the outer surface of the rotating ring. A threaded groove is provided at the other end of the outer surface of the rotating ring. Moving blocks are movably connected at an equal distance on the threaded groove. A threaded strip meshing with the threaded groove is provided on the moving block. The moving block passes through the cylinder and the clamping cylinder and is fixedly connected to the arc baffle.

[0008] Furthermore, in order to increase the depth of the drilling hole, the guide drive device includes a guide rod fixing seat connected to the cylinder rear seat by bolts, guide rods are welded on all sides of the guide rod fixing seat, and a cylinder front seat is welded on the end of the guide rod away from the guide rod fixing seat, a secondary telescopic cylinder is fixedly connected between the cylinder front seat and the guide rod fixing seat, both ends of the outer surface of the bottom end of the secondary telescopic cylinder are fixedly connected to a driving chain, a connecting block is movably connected to the driving chain, and the connecting block can move on the guide rod.

[0009] Furthermore, in order to drill holes in coal mines, the drilling device includes a connecting plate welded to the connecting block, a drilling motor is fixedly connected to the connecting plate, the output end of the drilling motor is connected to the drill rod by bolts, and the end of the drill rod away from the drilling motor is connected to the drill bit.

[0010] Furthermore, in order to increase the stability of the guide drive device on the base plate, a hole corresponding to the piston is opened at one end of the outer surface of the cylinder front seat, and the piston can move on the cylinder front seat.

[0011] Furthermore, in order to facilitate the bevel gear to drive the rotating ring to rotate, the rack on the rotating ring is meshed with the bevel gear on the rotating shaft.

[0012] Furthermore, in order to make the secondary telescopic oil cylinder stable, a support plate is fixedly connected between the guide rod fixing seat and the cylinder front seat at one end away from the secondary telescopic oil cylinder.

[0013] Furthermore, in order to prevent the bottom plate from causing damage to the front seat of the oil cylinder, a mitigation pad is fixedly connected to one end of the outer surface of the bottom plate.

[0014] Beneficial effects of the utility model:

[0015] 1. When the drill rod is placed in the clamping cylinder, the rotating motor drives the rotating shaft to rotate, so that the bevel gear on the rotating shaft rotates, and the bevel gear is meshed with the rack on the rotating ring, so that the rotating ring rotates, and the threaded strip on the moving block is meshed with the threaded groove on the rotating ring, and the rotating ring drives the moving block to move inside the cylinder, so that the arc baffle on the moving block clamps the drill rod inside the clamping cylinder, thereby preventing the drill rod from moving during work, thereby improving the accuracy of drilling holes by the anchor drilling rig. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0017] Figure 1 It is a structural schematic diagram of an anchor drilling rig with supporting and clamping functions according to an embodiment of the utility model;

[0018] Figure 2 It is a partial cross-sectional view of a base of an anchor drilling rig with supporting and clamping functions according to an embodiment of the utility model;

[0019] Figure 3 It is a partial cross-sectional view of a cylinder in an anchor drilling rig with supporting and clamping functions according to an embodiment of the utility model;

[0020] Figure 4 yes Figure 3 Enlarged view of point A in the middle.

[0021] In the figure:

[0022] 1. Bottom plate; 2. Cylinder rear seat; 3. Piston; 4. Relief pad; 5. Guide rod fixing seat; 6. Guide rod; 7. Support plate; 8. Cylinder front seat; 9. Secondary telescopic cylinder; 10. Driving chain; 11. Connecting block; 12. Connecting plate; 13. Drilling motor; 14. Drill rod; 15. Drill bit; 16. Base; 17. Hole; 18. Cylinder; 19. Clamping cylinder; 20. Rotating motor; 21. Rotating shaft; 22. Bevel gear; 23. Rotating ring; 24. Rack; 25. Thread groove; 26. Moving block; 27. Thread strip; 28. Arc baffle. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention clearly understood, the present invention is further described below in conjunction with specific implementation methods.

[0024] See also Figure 1 and Figure 2 The utility model provides a technical solution: an anchor drilling rig with supporting and clamping functions, comprising a bottom plate 1 for supporting the drilling rig, one end of the bottom plate 1 is connected to the rear seat 2 of the oil cylinder by welding, pistons 3 are fixedly connected to the two ends of the bottom plate 1, one end of the piston 3 extends to one end of the outer surface of the bottom plate 1 and is connected to the base 16, one end of the outer surface of the bottom plate 1 is fixedly connected to a mitigation pad 4, a guide drive device is placed on the rear seat 2 of the oil cylinder, and the guide drive device includes a guide connected to the rear seat 2 of the oil cylinder by bolts. The guide rod fixing seat 5 is welded with guide rods 6 all around. The end of the guide rod 6 away from the guide rod fixing seat 5 is welded to the cylinder front seat 8. In order to prevent the bottom plate 1 from damaging the cylinder front seat 8, holes corresponding to the piston 3 are opened at both ends of the bottom of the cylinder front seat 8, so that the piston 3 can move on the cylinder front seat 8. The cylinder front seat 8 and the guide rod fixing seat 5 are fixedly connected by a secondary telescopic cylinder 9. In order to ensure the stability of the secondary telescopic cylinder 9 between the cylinder front seat 8 and the guide rod fixing seat 5 The front seat 8 of the oil cylinder and the end of the guide rod fixing seat 5 away from the secondary telescopic oil cylinder 9 are fixedly connected to the support plate 7, and both ends of the outer surface of the secondary telescopic oil cylinder 9 are fixedly connected with a driving chain 10, and a roller is placed inside the driving chain 10. The driving chain 10 is connected to the connecting block 11 by bolts, and a drilling device is placed on the connecting block 11. The drilling device includes a connecting plate 12 welded to the connecting block 11, and a drilling motor 13 is fixedly connected to the connecting plate 12. The output end of the drilling motor 13 is connected to the drill rod by bolts. 14 is connected, and one end of the drill rod 14 away from the drilling motor 13 is connected to the drill bit 15. When it is necessary to drill inside the coal mine, the connecting block 11 is driven by the driving chain 10 to move, so that the drilling motor 13 on the connecting plate 12 is moved, and at the same time, the secondary telescopic cylinder 9 makes itself telescopic, thereby driving the drilling motor 13 to move. Under the action of the driving chain 10 and the secondary telescopic cylinder 9, the drill bit 15 on the drilling motor 13 enters the coal mine, so as to perform drilling.

[0025] See also Figure 1-Figure 4In order to increase the accuracy of the mining machine drilling, a clamping device is placed on the base 16, and the clamping device includes a hollow 17 opened on the base 16, and a cylinder 18 with a cavity opened inside is welded on the inner surface of the hollow 17. A bevel gear 22 is movably connected inside the cylinder 18, and the top of the bevel gear 22 is connected to the rotating shaft 21 by welding. The rotating shaft 21 passes through the cylinder 18 and the base 16 and is fixedly connected to the rotating motor 20 inside the base 16. A rotating ring 23 is slidably connected to the end of the cylinder 18 away from the bevel gear 22. A rack 24 is opened at one end of the outer surface of the rotating ring 23, and the rack 24 is meshed with the bevel gear 22 on the rotating shaft 21. A threaded groove 25 is opened at the other end of the outer surface of the rotating ring 23, and a moving block 26 is placed equidistantly inside the threaded groove 25. The threaded strips 27 opened on the moving block 26 are engaged with the rotating The threaded groove 25 on the ring 23 is meshed, and a clamping cylinder 19 is welded on the inner surface of the cylinder 18. The moving block 26 passes through the cylinder 18 and the clamping cylinder 19 and is fixedly connected to the arc-shaped baffle 28 inside the clamping cylinder 19. When the drill rod 14 is placed in the clamping cylinder 19, the rotating motor 20 drives the rotating shaft 21 to rotate, thereby rotating the bevel gear 22 on the rotating shaft 21. When the bevel gear 22 is meshed with the rack 24 on the rotating ring 23, the rotating ring 23 is rotated. When the threaded bar 27 on the moving block 26 is meshed with the threaded groove 25 on the rotating ring 23, the rotating ring 23 drives the moving block 26 to move inside the cylinder 18, so that the arc-shaped baffle 28 on the moving block 26 clamps the drill rod 14 inside the clamping cylinder 19, thereby preventing the drill rod 14 from moving during operation, thereby improving the drilling accuracy of the anchor drilling rig.

[0026] Working principle:

[0027] When it is necessary to drill a hole in the coal mine, the base 16 stands on the ground of the coal mine. At this time, the drilling motor 13 starts to work, and the drilling motor 13 drives the drill bit 15 to drill the coal mine. Through the cooperation of the driving chain 10 and the secondary telescopic cylinder 9, the drill bit 15 on the drilling motor 13 punches a hole to the bottom of the coal mine. At this time, the rotating motor 20 drives the rotating shaft 21 to rotate, so that the bevel gear 22 on the rotating shaft 21 rotates, and when the bevel gear 22 is meshed with the rack 24 on the rotating ring 23, the rotating ring 23 is rotated. When the threaded strip 27 on the moving block 26 is meshed with the threaded groove 25 on the rotating ring 23, the rotating ring 23 drives the moving block 26 to move inside the cylinder 18, so that the arc baffle 28 on the moving block 26 clamps the drill rod 14 inside the clamping cylinder 19, thereby preventing the drill rod 14 from moving during work, thereby improving the accuracy of the anchor drilling rig drilling.

[0028] Although this specification is described in accordance with the implementation modes, not every implementation mode includes only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An anchor drilling rig with supporting and clamping functions, comprising a base plate (1), characterized in that: A cylinder rear seat (2) is welded to one end of the base plate (1), and pistons (3) are fixedly connected to both ends of the base plate (1). The pistons (3) extend to one end of the outer surface of the base plate (1) and are fixedly connected to the base (16). A guide drive device is installed on the cylinder rear seat (2), and the guide drive device is fixedly connected to the drilling device. A hole (17) is opened on the base (16), and the inner surface of the hole (17) is connected to the cylinder (18) by welding. A clamping cylinder (19) is welded to the inner surface of the cylinder (18). A rotating motor (20) is fixedly connected to the base (16), and the output end of the rotating motor (20) is connected to the rotating shaft (21) by bolts. The rotating shaft (21) is connected to the rotating shaft (21). The rotating shaft (21) passes through the interior of the base (16) and extends into the cylinder (18). The bottom end of the rotating shaft (21) is connected to the bevel gear (22) by means of bolts. A rotating ring (23) is movably connected to one end of the cylinder (18) away from the bevel gear (22). A rack (24) is welded at an equal distance on one end of the outer surface of the rotating ring (23). A thread groove (25) is provided at the other end of the outer surface of the rotating ring (23). A moving block (26) is movably connected to the thread groove (25) at an equal distance. A thread strip (27) meshing with the thread groove (25) is provided on the moving block (26). The moving block (26) passes through the cylinder (18) and the clamping cylinder (19) and is fixedly connected to the arc-shaped baffle (28).

2. The anchor drilling machine with supporting and clamping functions according to claim 1, characterized in that: The guide drive device comprises a guide rod fixing seat (5) connected to the cylinder rear seat (2) by bolts, the guide rod fixing seat (5) is welded with guide rods (6) on all sides, the guide rod (6) is welded with a cylinder front seat (8) at one end away from the guide rod fixing seat (5), a secondary telescopic cylinder (9) is fixedly connected between the cylinder front seat (8) and the guide rod fixing seat (5), both ends of the outer surface of the bottom end of the secondary telescopic cylinder (9) are fixedly connected to a driving chain (10), and a connecting block (11) is movably connected to the driving chain (10), and the connecting block (11) can move on the guide rod (6).

3. The anchor drilling machine with supporting and clamping functions according to claim 2, characterized in that: The drilling device comprises a connecting plate (12) welded to the connecting block (11), a drilling motor (13) being fixedly connected to the connecting plate (12), an output end of the drilling motor (13) being connected to a drill rod (14) via a bolt, and an end of the drill rod (14) away from the drilling motor (13) being connected to a drill bit (15).

4. The anchor drilling machine with supporting and clamping functions according to claim 2, characterized in that: One end of the outer surface of the oil cylinder front seat (8) is provided with a hole corresponding to the piston (3), and the piston (3) can move on the oil cylinder front seat (8).

5. The anchor drilling machine with supporting and clamping functions according to claim 1, characterized in that: The rack (24) on the rotating ring (23) is meshed with the bevel gear (22) on the rotating shaft (21).

6. The anchor drilling machine with supporting and clamping functions according to claim 2, characterized in that: A support plate (7) is fixedly connected between the guide rod fixing seat (5) and the cylinder front seat (8) at one end away from the secondary telescopic cylinder (9).

7. The anchor drilling machine with supporting and clamping functions according to claim 4, characterized in that: A mitigation pad (4) is fixedly connected to one end of the outer surface of the bottom plate (1).

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