Clamping device for wind power flange radial drilling

Abstract

The clamping device comprises a working table, supports are fixedly connected to the periphery of the bottom end of the working table, a positioning seat is fixedly installed in the center of the upper surface of the working table, a supporting mechanism is arranged on the upper surface of the positioning seat, and the supporting mechanism is arranged on the upper surface of the working table. Positioning blocks are fixedly installed on the periphery of the upper surface of the workbench, sliding rods are fixedly installed on the inner side walls of the positioning blocks, and clamping plates are arranged on the two sides of the positioning base. The mounting holes in the center of the wind power flange are formed in the outer walls of the multiple sets of top plates, the electric push rod is started to drive the top plates to stretch out and draw back, supporting is conducted according to the diameter of the mounting holes in the center of the wind power flange, meanwhile, the driving motor is started to drive the coupler to rotate, and the coupler drives the wind power flange to rotate when rotating; the position angle of drilling is adjusted, the position angle of the wind power flange in the clamping process can be conveniently adjusted in the drilling process, manual overturning operation is not needed, time and labor are saved, and the drilling efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wind power flanges, in particular to a clamping device for radial drilling of wind power flanges. Background Art

[0002] The wind power flange is a structural component connecting each section of the tower barrel or between the tower barrel and the hub, and between the hub and the blade. It is usually connected by bolts. Briefly speaking, the wind power flange is the flange of the wind turbine generator set, and the wind power flange is also called the wind tower flange.

[0003] The existing clamping device for radial drilling of wind power flanges is not convenient for clamping work according to the size of the wind power flange during the clamping process of placing wind power flanges of different sizes, and it is not convenient to adjust the position and angle of the wind power flange during the clamping process during drilling. It is also necessary to manually change the position of the wind power flange, which is time-consuming and laborious, and reduces the drilling efficiency. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the deficiencies existing in the prior art, and to propose a clamping device for radial drilling of wind power flanges.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme: A clamping device for radial drilling of wind power flanges includes a workbench. Four sides of the bottom end of the workbench are fixedly connected with brackets, and a positioning seat is fixedly installed at the center of the upper surface of the workbench. A support mechanism is arranged on the upper surface of the positioning seat. Positioning blocks are fixedly installed around the upper surface of the workbench, and sliding rods are fixedly installed on the inner side walls of the positioning blocks. Clamping plates are arranged on both sides of the positioning seat, and multiple groups of limiting sleeves are arranged at the upper and lower ends of the inner walls of the clamping plates. A rotating mechanism is rotatably installed on the inner wall of the clamping plate, and a supporting plate is fixedly connected to the outer wall of the bottom end of the clamping plate. Sliders are fixedly connected to both ends of the clamping plate, and a fixed seat is fixedly connected to the outer side wall of the middle part of the clamping plate. A screw rod is fixedly connected to the outer side wall of the fixed seat. One end of the screw rod penetrates through a limiting seat, and a driving motor is arranged on the outer side wall of the limiting seat. The bottom end of the driving motor is fixedly installed with a mounting seat.

[0006] As a further description of the above technical solution: The support mechanism includes a coupling. Electric push rods are fixedly installed around the outer wall of the coupling, and the output ends of the electric push rods are fixedly connected with top plates. A driving motor is arranged at the bottom end of the coupling, and a cushion block is fixedly installed at the bottom end of the driving motor.

[0007] As a further description of the above technical solution: The lower surface of the cushion block is attached to the upper surface of the positioning seat, and the cushion block is made of a rubber pad component.

[0008] As a further description of the above technical solution: The clamping plate is slidably connected to the sliding rod through a slider, and the opening of the clamping plate is concave.

[0009] As a further description of the above technical solution: The rotating mechanism includes rollers, and rotating shafts are rotatably installed at both the upper and lower ends of the rollers, and connecting rods are fixedly connected to the inner walls of the rotating shafts.

[0010] As a further description of the above technical solution: One end of the connecting rod extends into the inner wall of the limiting sleeve, and the other end of the connecting rod is movably connected to the roller through a rotating shaft.

[0011] As a further description of the above technical solution: One end of the screw penetrates through the limiting seat and is fixedly connected to the output end of the driving motor, and a thread is provided at the penetration of the screw and the limiting seat.

[0012] The utility model has the following beneficial effects:

[0013] 1. Compared with the prior art, for the clamping device for radial drilling of wind power flange, the installation hole at the center of the wind power flange is placed on the outer walls of multiple top plates. Start the electric push rod to drive the top plates to expand and contract, and support according to the diameter of the installation hole at the center of the wind power flange. At the same time, start the driving motor to drive the coupling to rotate. When the coupling rotates, it drives the wind power flange to rotate, adjusting the position angle of drilling. During the drilling process, it is convenient to adjust the position angle of the wind power flange during clamping, without manual flipping operation, saving time and effort, and improving the drilling efficiency.

[0014] 2. Compared with the prior art, for the clamping device for radial drilling of wind power flange, the driving motor drives the screw to rotate in the limiting seat. During the rotation of the screw, it drives the clamping plate and the slider to slide on the outer wall of the sliding rod, facilitating clamping and fixing the two sides of the outer wall of the wind power flange according to its diameter size.

[0015] 3. Compared with the prior art, for the clamping device for radial drilling of wind power flange, the connecting rod extends into the inner wall of the limiting sleeve to support the rollers. Through multiple groups of rollers arranged on the inner wall of the clamping plate, during the process of discharging the wind power flange after drilling, it can cooperate with both sides of the wind power flange to slide during dragging, making the discharging more convenient and reducing the labor intensity. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic rear view of a clamping device for radial drilling of wind power flange proposed by the utility model;

[0017] Figure 2 It is a schematic structural view of the support mechanism proposed by the utility model;

[0018] Figure 3Schematic diagram of the internal structure of the splint proposed by the present utility model;

[0019] Figure 4 Schematic diagram of the structure of the rotating mechanism proposed by the present utility model.

[0020] Legend:

[0021] 1. Workbench; 2. Bracket; 3. Positioning seat; 4. Support mechanism; 41. Coupling; 42. Electric push rod; 43. Top plate; 44. Driving motor; 45. Cushion block; 5. Positioning block; 6. Slide bar; 7. Splint; 8. Limiting sleeve; 9. Rotating mechanism; 91. Roller; 92. Rotating shaft; 93. Connecting rod; 10. Supporting plate; 11. Slide block; 12. Fixed seat; 13. Screw; 14. Limiting seat; 15. Driving motor; 16. Mounting seat. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0023] Refer to Figures 1-4, a clamping device for radial drilling of wind power flange provided by the utility model: including a workbench 1, brackets 2 are fixedly connected to the four circumferences of the bottom end of the workbench 1, and a positioning seat 3 is fixedly installed at the center of the upper surface of the workbench 1. A support mechanism 4 is arranged on the upper surface of the positioning seat 3. Positioning blocks 5 are fixedly installed on the four circumferences of the upper surface of the workbench 1, and slide rods 6 are fixedly installed on the inner side walls of the positioning blocks 5. Clamping plates 7 are arranged on both sides of the positioning seat 3, and multiple groups of limit sleeves 8 are arranged at the upper and lower ends of the inner walls of the clamping plates 7. A rotating mechanism 9 is rotatably installed on the inner wall of the clamping plate 7, and a supporting plate 10 is fixedly connected to the outer wall of the bottom end of the clamping plate 7. Sliders 11 are fixedly connected to both ends of the clamping plate 7, and a fixed seat 12 is fixedly connected to the outer side wall of the middle part of the clamping plate 7. A screw rod 13 is fixedly connected to the outer side wall of the fixed seat 12. One end of the screw rod 13 penetrates through a limit seat 14, and a driving motor 15 is arranged on the outer side wall of the limit seat 14. The driving motor 15 drives the screw rod 13 to rotate in the limit seat 14. During the rotation of the screw rod 13, the clamping plate 7 and the slider 11 slide on the outer wall of the slide rod 6, facilitating clamping and fixing the outer walls on both sides according to the diameter size of the wind power flange. The bottom end of the driving motor 15 is fixedly installed with a mounting seat 16. The clamping plate 7 is slidably connected to the slide rod 6 through the slider 11, and the opening of the clamping plate 7 is concave. One end of the screw rod 13 penetrates through the limit seat 14 and is fixedly connected to the output end of the driving motor 15, and a thread is provided at the penetration of the screw rod 13 and the limit seat 14 to prevent rotation and has strong supportability.

[0024] The support mechanism 4 includes a coupling 41. Electric push rods 42 are fixedly installed on the four circumferences of the outer wall of the coupling 41, and a top plate 43 is fixedly connected to the output end of the electric push rod 42. A driving motor 44 is arranged at the bottom end of the coupling 41, and a cushion block 45 is fixedly installed at the bottom end of the driving motor 44. Place the installation hole at the center of the wind power flange on the outer walls of multiple groups of top plates 43. Start the electric push rod 42 to drive the top plate 43 to expand and contract, and support according to the diameter of the installation hole at the center of the wind power flange. At the same time, start the driving motor 44 to drive the coupling 41 to rotate. When the coupling 41 rotates, it drives the wind power flange to rotate and adjusts the position angle of its drilling. The lower surface of the cushion block 45 is attached to the upper surface of the positioning seat 3, and the cushion block 45 is made of a rubber pad component with strong wear resistance and good sound insulation effect.

[0025] The rotating mechanism 9 includes rollers 91. Rotating shafts 92 are rotatably installed at the upper and lower ends of the rollers 91, and a connecting rod 93 is fixedly connected to the inner wall of the rotating shafts 92. The connecting rod 93 extends into the inner wall of the limit sleeve 8 to support the roller 91. Multiple groups of rollers 91 are arranged on the inner wall of the clamping plate 7. During the process of discharging the drilled wind power flange, during dragging, it can cooperate with both sides of the wind power flange to slide, making the discharging more convenient. One end of the connecting rod 93 extends into the inner wall of the limit sleeve 8, and the other end of the connecting rod 93 is movably connected to the roller 91 through the rotating shaft 92.

[0026] Working principle: Place the mounting holes at the center of the wind power flange on the outer walls of multiple top plates 43. Start the electric push rod 42 to drive the top plates 43 to expand and contract, and support according to the diameter of the mounting holes at the center of the wind power flange. At the same time, start the drive motor 44 to drive the coupling 41 to rotate. When the coupling 41 rotates, it drives the wind power flange to rotate to adjust the position angle of its drilling. Drive the screw rod 13 to rotate in the limit seat 14 through the drive motor 15. During the rotation of the screw rod 13, it drives the clamping plate 7 and the slider 11 to slide on the outer wall of the slide rod 6, so as to clamp and fix the two sides of the outer wall of the wind power flange according to its diameter size. Extend the connecting rod 93 into the inner wall of the limit sleeve 8 to support the roller 91. Through multiple rollers 91 arranged on the inner wall of the clamping plate 7, during the process of discharging the wind power flange after drilling, it can slide along with the two sides of the wind power flange during dragging, making the discharging more convenient.

[0027] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A clamping device for radial drilling of wind power flanges, comprising a workbench (1), characterized in that: The bottom of the workbench (1) is fixedly connected with brackets (2) around it, and a positioning seat (3) is fixedly installed at the center of the upper surface of the workbench (1). A support mechanism (4) is arranged on the upper surface of the positioning seat (3). Positioning blocks (5) are fixedly installed around the upper surface of the workbench (1), and slide bars (6) are fixedly installed on the inner side walls of the positioning blocks (5). Clamping plates (7) are arranged on both sides of the positioning seat (3), and multiple groups of limiting sleeves (8) are arranged at the upper and lower ends of the inner walls of the clamping plates (7). A rotating mechanism (9) is rotatably installed on the inner wall of the clamping plate (7), and a supporting plate (10) is fixedly connected to the outer wall of the bottom end of the clamping plate (7). Sliders (11) are fixedly connected to both ends of the clamping plate (7), and a fixed seat (12) is fixedly connected to the outer side wall of the middle part of the clamping plate (7), and a screw rod (13) is fixedly connected to the outer side wall of the fixed seat (12). One end of the screw rod (13) passes through a limiting seat (14), and a driving motor (15) is arranged on the outer side wall of the limiting seat (14). The bottom end of the driving motor (15) is fixedly installed with a mounting seat (16).

2. The clamping device for radial drilling of wind power flange according to claim 1, characterized in that: The support mechanism (4) includes a coupling (41). Electric push rods (42) are fixedly installed around the outer wall of the coupling (41), and the output ends of the electric push rods (42) are fixedly connected with a top plate (43). A driving motor (44) is arranged at the bottom end of the coupling (41), and a cushion block (45) is fixedly installed at the bottom end of the driving motor (44).

3. The clamping device for radial drilling of wind power flange according to claim 2, characterized in that: The lower surface of the cushion block (45) is attached to the upper surface of the positioning seat (3), and the cushion block (45) is made of a rubber pad component.

4. A clamping device for radial drilling of wind power flanges according to claim 1, characterized in that: The clamping plate (7) is slidably connected with the slide bar (6) through the slider (11), and the opening of the clamping plate (7) is concave.

5. A clamping device for radial drilling of wind power flange according to claim 1, characterized in that: The rotating mechanism (9) includes a roller (91). Rotating shafts (92) are rotatably installed at the upper and lower ends of the roller (91), and a connecting rod (93) is fixedly connected to the inner wall of the rotating shaft (92).

6. The clamping device for radial drilling of wind power flange according to claim 5, characterized in that: One end of the connecting rod (93) extends into the inner wall of the limiting sleeve (8), and the other end of the connecting rod (93) is movably connected with the roller (91) through the rotating shaft (92).

7. A clamping device for radial drilling of wind power flanges according to claim 1, characterized in that: One end of the screw rod (13) passes through the limiting seat (14) and is fixedly connected to the output end of the driving motor (15), and screw threads are provided at the penetration part of the screw rod (13) and the limiting seat (14).

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