Drilling clamp for bearing seat of wind driven generator
By designing the wind turbine bearing seat drilling fixture, using the angle adjustment mechanism, position adjustment component and lift adjustment component, the deviation problem caused by vibration in the wind turbine bearing seat during drilling operation is solved, and a more accurate drilling position is achieved.
Patent Information
- Application Number
- CN202420854908.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-23
- Publication Date
- 2025-03-18
- Estimated Expiration
- 2034-04-23
AI Technical Summary
During the drilling operation of wind turbine bearing seats, high-speed rotating drill bits are likely to cause strong vibration when they come into contact with the bearing seats, resulting in the offset of the bearing seats and inaccurate drilling position.
A wind turbine bearing seat drilling fixture is designed, including a base plate, support frame, fixed plate, sliding hole and press rod. Through the angle adjustment mechanism, position adjustment component and lift adjustment component, the bearing seat is stable clamped and position adjustment, ensuring that the bearing seat is not easily deviated during drilling operation.
Through the use of this fixture, the wind turbine bearing seat can remain stable during drilling operation, avoid deviation, and significantly improve the accuracy of the drilling position.
Smart Images
Figure CN222626920U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of a wind generator bearing seat, in particular to a wind generator bearing seat drilling fixture. Background Art
[0002] After rough turning and finish turning the circular hole for mounting the bearing on the bearing seat of the wind turbine, it is necessary to drill a number of screw holes on both sides of the bearing seat, through which the pressure plates at both ends of the bearing seat are fixed and installed by bolts.
[0003] When drilling holes in the existing bearing seat, a high-speed rotating drill bit contacts the bearing seat and generates strong vibrations during the drilling process, which can easily cause the bearing seat to shift, resulting in inaccurate drilling positions of the bearing seat. Summary of the invention
[0004] The utility model aims to provide a wind turbine bearing seat drilling fixture, which can firmly clamp and fix the wind turbine bearing seat so as to enable the wind turbine bearing seat to perform drilling operations stably.
[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: to provide a wind turbine bearing seat drilling fixture, including a base plate, the upper end of the base plate is connected to a support frame through an angle adjustment mechanism, the upper end of the support frame is fixedly connected to a fixed plate, the upper end surface of the fixed plate is provided with two groups of sliding holes distributed left and right, each group of sliding holes is provided with two, and are distributed front and back, the interiors of the plurality of sliding holes are slidably connected with pressure rods, and the plurality of pressure rods are used to press and fix the wind turbine bearing seat; the lower end of the base plate is slidably connected to two movable seats distributed left and right, each group of pressure rods penetrates the movable seat downward and is slidably connected to the movable seat, the two movable seats are connected by a position adjustment component, and the position adjustment component is used to adjust the distance between the two groups of pressure rods, the two groups of pressure rods are connected by a lifting adjustment component, and the lifting adjustment component is used to adjust the height of the pressure rods.
[0006] Optionally, the angle adjustment mechanism includes a motor, a guide rail and a support base, the lower end of the base plate is fixedly connected to the motor, the output shaft end of the motor is fixedly installed on the bottom end of the support frame, the bottom end of the support frame is fixedly connected to the support base, the upper end of the base plate is fixedly connected to the guide rail, the support base is located in the guide rail and is slidably connected to the guide rail.
[0007] Optionally, the pressure rod is in an inverted L-shape.
[0008] Optionally, the position adjustment assembly includes a handle, a threaded barrel, a threaded rod, a fixed seat and a first fixed ear, the bottom end of the fixed plate is fixedly connected to the fixed seat, the internal rotation of the fixed seat is connected to the threaded barrel, the circumferential surface of the threaded barrel is fixedly connected to the handle, the internal thread of the threaded barrel is connected to two threaded rods distributed on the left and right, the thread directions of the two threaded rod surfaces are opposite, and the thread shape inside the threaded barrel matches the thread shape of the two threaded rod surfaces, the lower ends of the two movable seats are fixedly connected to the first fixed ears, the two first fixed ears are respectively located between two groups of two pressure rods distributed front and back, and the two threaded rods are respectively fixedly connected to the two first fixed ears.
[0009] Optionally, the lifting and adjusting assembly includes a U-shaped frame, a first connecting frame, a second connecting frame, a second fixing ear, an electric telescopic rod and a third fixing ear. The two pressure rods on the left and right sides are fixedly connected by the U-shaped frame. The two U-shaped frames are respectively located at one end of the two moving seats away from each other. The lower end of the left U-shaped frame is fixedly connected to the first connecting frame, and the lower end of the right U-shaped frame is fixedly connected to the second connecting frame. The second connecting frame extends into the first connecting frame and is slidably connected to the first connecting frame. The right end of the right moving seat is fixedly connected to the second fixing ear, and the lower end of the second fixing ear is fixedly connected to the electric telescopic rod, and the output end of the electric telescopic rod is fixedly connected to the third fixing ear, and the third fixing ear is fixedly connected to the second connecting frame.
[0010] Optionally, both front and rear end surfaces of the first connecting frame are provided with limiting holes, the interior of the limiting holes is slidably connected to limiting blocks, and the limiting blocks are fixedly connected to the second connecting frame.
[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0012] The utility model can adjust the distance between the two groups of pressure rods at the same time under the action of the position adjustment component. After the distance between the two groups of pressure rods matches the length of the wind turbine bearing seat, the left and right sides of the wind turbine bearing seat can be limited by the two groups of pressure rods, and the wind turbine bearing seat is restricted between the two groups of pressure rods. Then the lifting and adjusting component is controlled to work and the plurality of pressure rods are driven to move downward at the same time, so that the plurality of pressure rods are pressed on the top ends of the two sides of the wind turbine bearing seat at the same time, so that the wind turbine bearing seat is firmly located at the upper end of the fixed plate, so that the wind turbine bearing seat can be drilled stably later, and it is not easy to deviate, and finally the position of the wind turbine bearing seat drilling is more accurate. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.
[0014] Figure 1 This is a schematic diagram of the main three-dimensional structure of the utility model after the wind turbine bearing seat is installed;
[0015] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model when the bottom plate and the guide rail are hidden;
[0016] Figure 3 This is a schematic diagram of the main three-dimensional structure of the utility model;
[0017] Figure 4 For this utility model Figure 3 A schematic diagram of the enlarged structure at A in the middle;
[0018] Figure 5 For this utility model Figure 3 Schematic diagram of the enlarged structure at point B in the middle.
[0019] In the figure: 1. bottom plate; 2. guide rail; 3. support frame; 4. motor; 5. movable seat; 6. threaded rod; 7. threaded cylinder; 8. electric telescopic rod; 9. first connecting frame; 10. fixed plate; 11. support base; 12. second connecting frame; 13. handle; 14. fixed seat; 15. sliding hole; 16. U-shaped frame; 17. first fixing ear; 18. second fixing ear; 19. third fixing ear; 20. pressure rod. DETAILED DESCRIPTION
[0020] Now, the utility model embodiment Figure 1-Figure 5 The wind turbine bearing seat drilling fixture provided is explained. The wind turbine bearing seat drilling fixture includes a base plate 1, the upper end of the base plate 1 is connected to a support frame 3 through an angle adjustment mechanism, the upper end of the support frame 3 is fixedly connected to a fixed plate 10, and the upper end surface of the fixed plate 10 is provided with two groups of sliding holes 15 distributed left and right, each group of sliding holes 15 is provided with two, and is distributed front and back, and the interiors of the multiple sliding holes 15 are slidably connected with pressure rods 20, the pressure rods 20 are in an inverted L-shaped shape, and the multiple pressure rods 20 are used to press and fix the wind turbine bearing seat; the lower end of the base plate 1 is slidably connected to two movable seats 5 distributed left and right, each group of pressure rods 20 penetrates the movable seat 5 downward, and is slidably connected to the movable seat 5, the two movable seats 5 are connected by a position adjustment component, and the position adjustment component is used to adjust the distance between the two groups of pressure rods 20, and the two groups of pressure rods 20 are connected by a lifting adjustment component, and the lifting adjustment component is used to adjust the height of the pressure rods 20.
[0021] Compared with the prior art, the wind turbine bearing seat drilling fixture provided by the utility model can adjust the distance between the two groups of pressure rods 20 at the same time under the action of the position adjustment component. After the distance between the two groups of pressure rods 20 matches the length of the wind turbine bearing seat, the left and right sides of the wind turbine bearing seat can be limited by the two groups of pressure rods 20, and the wind turbine bearing seat is restricted between the two groups of pressure rods 20. Then the lifting and adjusting component is controlled to work and drive multiple pressure rods 20 to move downward at the same time, so that multiple pressure rods 20 are pressed on the top ends of both sides of the wind turbine bearing seat at the same time, so that the wind turbine bearing seat is firmly located at the upper end of the fixed plate 10, so that the wind turbine bearing seat can be drilled stably in the future, and it is not easy to deviate, and finally the position of the wind turbine bearing seat drilling is more accurate.
[0022] In another embodiment of the present invention, please refer to Figures 1 to 3 The angle adjustment mechanism includes a motor 4, a guide rail 2 and a support base 11. The lower end of the bottom plate 1 is fixedly connected to the motor 4, the output shaft end of the motor 4 is fixedly installed on the bottom end of the support frame 3, the bottom end of the support frame 3 is fixedly connected to the support base 11, and the upper end of the bottom plate 1 is fixedly connected to the guide rail 2. The support base 11 is located in the guide rail 2 and is slidably connected to the guide rail 2. When the motor 4 is working, the output shaft of the motor 4 drives the support frame 3 and the support base 11 to rotate along the guide rail 2, and at the same time, with the cooperation of the fixed plate 10, drives the wind turbine bearing seat located at the upper end of the fixed plate 10 to rotate, thereby adjusting the angle of the wind turbine bearing seat, so that drilling equipment can be used to perform drilling operations on different positions of the wind turbine bearing seat.
[0023] In another embodiment of the present invention, refer to Figures 1 to 5The position adjustment component includes a handle 13, a threaded barrel 7, a threaded rod 6, a fixed seat 14 and a first fixed ear 17. The bottom end of the fixed plate 10 is fixedly connected to the fixed seat 14, and the internal rotation of the fixed seat 14 is connected to the threaded barrel 7. The circumferential surface of the threaded barrel 7 is fixedly connected to the handle 13. The internal thread of the threaded barrel 7 is connected to two threaded rods 6 distributed on the left and right. The thread directions of the surfaces of the two threaded rods 6 are opposite, and the thread shape inside the threaded barrel 7 matches the thread shape of the surfaces of the two threaded rods 6. The lower ends of the two movable seats 5 are fixedly connected to the first fixed ears 17. The two first fixed ears 17 are respectively located between the two groups of two pressure rods 20 distributed front and back, and the two threaded rods 6 are fixedly connected to the two first fixed ears 17 respectively. During operation, the handle 13 is rotated to drive the threaded cylinder 7 to rotate, and the two threaded rods 6 can simultaneously drive the two first fixed ears 17 to move away from or towards each other, thereby driving the two groups of pressure rods 20 distributed on the left and right to move with the cooperation of the moving seat 5, so that the distance between the two groups of pressure rods 20 distributed on the left and right gradually changes, so that the wind turbine bearing seat can be placed between the two groups of pressure rods 20 later, and the wind turbine bearing seat can be limited by the two groups of pressure rods 20, so that the wind turbine bearing seat can be confined between the two groups of pressure rods 20, so that drilling operations can be performed on the wind turbine bearing seat later.
[0024] In another embodiment of the present invention, please refer to Figures 1 to 5 The lifting and lowering adjustment component includes a U-shaped frame 16, a first connecting frame 9, a second connecting frame 12, a second fixed ear 18, an electric telescopic rod 8 and a third fixed ear 19. The two pressure rods 20 on the left and right sides are fixedly connected through the U-shaped frame 16. The two U-shaped frames 16 are respectively located at one end of the two moving seats 5 that are away from each other. The lower end of the left U-shaped frame 16 is fixedly connected to the first connecting frame 9, and the lower end of the right U-shaped frame 16 is fixedly connected to the second connecting frame 12. The second connecting frame 12 extends into the first connecting frame 9 and is slidably connected to the first connecting frame 9. The right end of the right moving seat 5 is fixedly connected to the second fixed ear 18, and the lower end of the second fixed ear 18 is fixedly connected to the electric telescopic rod 8. The output end of the electric telescopic rod 8 is fixedly connected to the third fixed ear 19, and the third fixed ear 19 is fixedly connected to the second connecting frame 12. The electric telescopic rod 8 works, and with the cooperation of the third fixed ear 19, it drives the second connecting frame 12 to move up and down, and drives the first connecting frame 9 to move up and down. With the movement of the first connecting frame 9 and the second connecting frame 12, the two U-shaped frames 16 are driven to move up and down at the same time, thereby driving multiple pressure rods 20 to move up and down along the moving seat 5 at the same time, so that the wind turbine bearing seat can be pressed and fixed with multiple pressure rods 20 at the same time, so that the wind turbine bearing seat can be stably located at the upper end of the fixed plate 10, so as to facilitate subsequent stable drilling operations on it.
[0025] In another embodiment of the present invention, please refer to Figure 3 and Figure 4The front and rear end surfaces of the first connecting frame 9 are both provided with limiting holes, the limiting blocks are slidably connected inside the limiting holes, and the limiting blocks are fixedly connected to the second connecting frame 12. During operation, the limiting blocks and the limiting holes cooperate with each other to not only enable the second connecting frame 12 to stably move along the first connecting frame 9, but also prevent the first connecting frame 9 from being separated from the second connecting frame 12.
[0026] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A wind turbine bearing seat drilling fixture, comprising a bottom plate (1), characterized in that: The upper end of the base plate (1) is connected to a support frame (3) through an angle adjustment mechanism, and the upper end of the support frame (3) is fixedly connected to a fixed plate (10), and the upper end surface of the fixed plate (10) is provided with two groups of sliding holes (15) distributed on the left and right, and each group of sliding holes (15) is provided with two and distributed front and back, and the interiors of the plurality of sliding holes (15) are slidably connected with pressure rods (20), and the plurality of pressure rods (20) are used to press and fix the bearing seat of the wind turbine generator; the lower end of the base plate (1) is slidably connected to two movable seats (5) distributed on the left and right, and each group of pressure rods (20) penetrates the movable seat (5) downward and is slidably connected to the movable seat (5), and the two movable seats (5) are connected by a position adjustment component, and the position adjustment component is used to adjust the distance between the two groups of pressure rods (20), and the two groups of pressure rods (20) are connected by a lifting adjustment component, and the lifting adjustment component is used to adjust the height of the pressure rods (20).
2. The wind turbine bearing seat drilling fixture according to claim 1, characterized in that: The angle adjustment mechanism comprises a motor (4), a guide rail (2) and a support base (11); the lower end of the base plate (1) is fixedly connected to the motor (4); the output shaft end of the motor (4) is fixedly mounted on the bottom end of the support frame (3); the bottom end of the support frame (3) is fixedly connected to the support base (11); the upper end of the base plate (1) is fixedly connected to the guide rail (2); the support base (11) is located inside the guide rail (2) and is slidably connected to the guide rail (2).
3. The wind turbine bearing seat drilling fixture according to claim 1, characterized in that: The pressure rod (20) is in an inverted L-shape.
4. The wind turbine bearing seat drilling fixture according to claim 1, characterized in that: The position adjustment component comprises a handle (13), a threaded barrel (7), a threaded rod (6), a fixed seat (14) and a first fixed ear (17); the bottom end of the fixed plate (10) is fixedly connected to the fixed seat (14); the inside of the fixed seat (14) is rotatably connected to the threaded barrel (7); the circumferential surface of the threaded barrel (7) is fixedly connected to the handle (13); the inside of the threaded barrel (7) is threadedly connected to two threaded rods (6) distributed on the left and right; the thread directions of the surfaces of the two threaded rods (6) are opposite, and the thread shape inside the threaded barrel (7) matches the thread shape of the surfaces of the two threaded rods (6); the lower ends of the two movable seats (5) are fixedly connected to the first fixed ears (17); the two first fixed ears (17) are respectively located between two groups of two pressure rods (20) distributed front and back; the two threaded rods (6) are fixedly connected to the two first fixed ears (17) respectively.
5. The wind turbine bearing seat drilling fixture according to claim 1, characterized in that: The lifting and adjusting assembly comprises a U-shaped frame (16), a first connecting frame (9), a second connecting frame (12), a second fixing ear (18), an electric telescopic rod (8) and a third fixing ear (19). The two pressure rods (20) on the left and right sides are fixedly connected through the U-shaped frame (16). The two U-shaped frames (16) are respectively located at one end of the two movable seats (5) that are away from each other. The lower end of the left U-shaped frame (16) is fixedly connected to the first connecting frame (9), and the lower end of the right U-shaped frame (16) is fixedly connected to the second connecting frame (12). The second connecting frame (12) extends into the first connecting frame (9) and is slidably connected to the first connecting frame (9). The right end of the right movable seat (5) is fixedly connected to the second fixing ear (18), and the lower end of the second fixing ear (18) is fixedly connected to the electric telescopic rod (8). The output end of the electric telescopic rod (8) is fixedly connected to the third fixing ear (19), and the third fixing ear (19) is fixedly connected to the second connecting frame (12).
6. The wind turbine bearing seat drilling fixture as claimed in claim 5, characterized in that: The front and rear end surfaces of the first connecting frame (9) are both provided with limiting holes, the interior of the limiting holes is slidably connected to a limiting block, and the limiting block is fixedly connected to the second connecting frame (12).