Wind power main shaft carrying device

Abstract

The utility model relates to the technical field of wind power main shaft processing production equipment, in particular to a wind power main shaft carrying device which comprises a rack, a supporting plate is fixedly installed on the top of the rack, a lead screw is rotatably installed on the side portion of the supporting plate, a nut base is sleeved on the outer wall of the lead screw, a bearing plate is arranged on the nut base, and the bearing plate and the supporting plate are arranged in the vertical direction. A first air cylinder and a second air cylinder are installed on the side portion of the bearing plate in parallel, a right-angle base is fixedly connected to the end of a piston rod of the first air cylinder, a support is fixedly connected to the end of a piston rod of the second air cylinder, and clamping rings making contact with the outer wall of the wind power spindle are installed on the bottom side of the right-angle base and the outer side of the support correspondingly. According to the device, a large amount of manpower and material resources do not need to be consumed, the carrying cost of the wind power main shaft is reduced, the carrying period of a single wind power main shaft is shortened, the time proportion of carrying the wind power main shaft in the production process is reduced, and the production efficiency of a wind power main shaft production line is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wind turbine main shaft processing and production equipment, and specifically discloses a wind turbine main shaft conveying device. Background Art

[0002] The wind turbine main shaft is the core component for transmitting torque in a wind turbine generator set. Since the wind turbine main shaft is located at the core of the nacelle, its stability and reliability play a vital role in the operation of the wind turbine generator set. The composite steel is made into the main structure of the wind turbine main shaft after smelting, casting, heat treatment and other processes. At this time, it is necessary to use drilling and milling equipment such as deep hole drilling and boring machines according to the structural characteristics of the wind turbine main shaft to finely process the wind turbine main shaft so as to adapt to wind turbines of different specifications.

[0003] At present, in the process of wind turbine main shaft processing and production, operators need to use heavy-duty handling equipment such as forklifts and loaders to transport the wind turbine main shaft from the casting production line to the finishing production line, so as to perform fine processing operations such as boring, milling, grinding and drilling on the end face and inner and outer walls of the wind turbine main shaft; therefore, a large amount of manpower and material resources are consumed, resulting in high transportation costs, and the transportation of the wind turbine main shaft consumes a lot of production time, which has a great impact on the production efficiency of the overall wind turbine main shaft production line. Utility Model Content

[0004] Aiming at the problem that the transportation cost is high and time-consuming and labor-intensive in the current processing and production of wind turbine main shafts, the utility model provides a wind turbine main shaft transportation device.

[0005] To solve the above problems, the utility model provides the following technical solutions:

[0006] A wind turbine main shaft handling device comprises a stand, a support plate is fixedly installed on the top of the stand, a lead screw is rotatably installed on the side of the support plate, a nut seat is mounted on the outer wall of the lead screw, a load-bearing plate is arranged on the nut seat, the load-bearing plate and the support plate are arranged vertically, a first cylinder and a second cylinder are installed in parallel on the side of the load-bearing plate, the piston rod end of the first cylinder is fixedly connected to a right-angle seat, the piston rod end of the second cylinder is fixedly connected to a support, and clamping rings in contact with the outer wall of the wind turbine main shaft are installed on the bottom side of the right-angle seat and the outer side of the support.

[0007] Preferably, slide rails are symmetrically installed on both sides of the lead screw, a slider is slidably installed on the slide rails, a slide seat is fixedly installed on the slide seat, the bottom of the slide seat is fixedly connected to the nut seat, and the top of the slide seat is fixedly connected to the load-bearing plate.

[0008] Preferably, the end of the lead screw is transmission-connected to a drive motor, and the drive motor is fixedly mounted on the end of the support plate.

[0009] Preferably, a through slot is provided on the horizontal arm of the right-angle seat, a limit rod is arranged in the through slot, and the limit rod is fastened to the load-bearing plate.

[0010] Preferably, the slot length of the through slot is smaller than the maximum travel distance of the piston rod of the first cylinder.

[0011] Preferably, a groove for accommodating a wind turbine main shaft is provided on the outer side of the bottom of the load-bearing plate, and the bottom side end of the right-angle seat and the outer side end of the support are both arranged in the groove.

[0012] Preferably, a first cross bar is fixedly installed on the bottom side of the right-angle seat, and a second cross bar and a third cross bar are fixedly installed on the outer side of the support, and the outer walls of the first cross bar, the second cross bar and the third cross bar are fixedly connected to the inner ring wall of the clamping ring.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model can adjust the distance between the right-angle seat and the support by controlling the first cylinder and the second cylinder, so that the clamping ring clamps the wind turbine main shaft, and uses the matching structure of the lead screw and the nut seat to adjust the position of the load-bearing plate on the stand, thereby realizing the transportation operation of the wind turbine main shaft. The device does not need to consume a lot of manpower and material resources, reduces the high transportation cost of the wind turbine main shaft, and shortens the transportation cycle of a single wind turbine main shaft, thereby reducing the time proportion of transporting the wind turbine main shaft in the production process, and further improving the production efficiency of the wind turbine main shaft production line. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solution of the utility model, the following will briefly introduce the drawings required for the description. Obviously, the drawings described below are only some embodiments of the utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 This is a schematic diagram of the overall device structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the nut holder of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the first cylinder and the second cylinder of the utility model;

[0019] Figure 4 This is a schematic diagram of the groove structure of the utility model;

[0020] In the figure: 1. stand, 2. support plate, 3. lead screw, 4. nut seat, 5. load-bearing plate, 6. first cylinder, 7. second cylinder, 8. right-angle seat, 9. support, 10. clamping ring, 11. slide rail, 12. slider, 13. slide seat, 14. drive motor, 15. through slot, 16. limit rod, 17. groove, 18. first cross bar, 19. second cross bar, 20. third cross bar. DETAILED DESCRIPTION

[0021] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical scheme of the utility model will be clearly and completely described below in combination with the drawings in the specific embodiment. Obviously, the embodiments described below are only part of the embodiments of the utility model, not all of them. Based on the embodiments in this patent, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this patent.

[0022] This specific embodiment provides a wind turbine main shaft transport device, such as Figure 1-Figure 4 As shown, it includes a stand 1, which is welded by a bottom frame and a support beam, a support plate 2 is fixedly installed on the top of the support beam, one end of the support plate 2 is tightly connected to the support beam, and one end of the support plate 2 is suspended above the bottom frame. A lead screw 3 is arranged on the side of the support plate 2, and bearings are installed at both ends of the lead screw 3. The two bearings are respectively installed at the two ends of the support plate 2. The support plate 2 can rotate on the side of the support plate 2 under the connection of the bearings; a nut seat 4 is mounted on the outer wall of the lead screw 3, and the nut seat 4 is provided with two linear displacements along the outer wall of the lead screw 3; slide rails 11 are symmetrically installed on both sides of the lead screw 3, and the two slide rails 11 are tightly connected to the support plate 2, and each of the slide rails 11 is installed with two slidable sliders 12, A slide seat 13 is fixedly mounted on the slider 12, and the bottom of the slide seat 13 is fixedly connected to the nut seat 4; the end of the lead screw 3 is transmission-connected to a drive motor 14, the housing of the drive motor 14 is fixedly connected to the support plate 2, and the output shaft of the drive motor 14 is connected to the lead screw 3. The lead screw 3 can rotate under the power of the drive motor 14, and under the cooperation of the slide rail 11 and the slider 12, the slide seat 13 is linearly displaced along the lead screw 3 and the slide rail 11, thereby adjusting the layout position of the slide seat 13.

[0023] The top of the sliding seat 13 is fixedly connected with a load-bearing plate 5, and the load-bearing plate 5 is arranged vertically with the support plate 2. The side of the load-bearing plate 5 is parallelly installed with a first cylinder 6 and a second cylinder 7. The outside of the cylinder bodies of the first cylinder 6 and the second cylinder 7 are fixedly connected with a cylinder body seat, and the cylinder body seat is tightly connected to the load-bearing plate 5; the end of the piston rod of the first cylinder 6 is fixedly connected with a right-angle seat 8, the horizontal arm of the right-angle seat 8 is tightly connected with the piston rod of the first cylinder 6 and is arranged parallel to the bottom frame, and the vertical arm of the right-angle seat 8 is arranged parallel to the support beam; the end of the piston rod of the second cylinder 7 is fixedly connected with a support 9, and the support 9 is arranged parallel to the horizontal arm of the right-angle seat 8.

[0024] Among them, a through slot 15 is opened on the horizontal arm of the right-angle seat 8, and a limiting rod 16 is arranged in the through slot 15, and the limiting rod 16 is fastened to the load-bearing plate 5; and the slot length of the through slot 15 is smaller than the maximum stroke distance of the piston rod of the first cylinder 6; the first cylinder 6 can adjust the distance between the vertical arm of the right-angle seat 8 and the support 9 by telescopic piston rod, and by setting the matching structure of the through slot 15 and the limiting rod 16, the displacement stroke of the vertical arm of the right-angle seat 8 can be limited, thereby improving the coordination of the overall device.

[0025] A groove 17 for accommodating the wind turbine main shaft is provided on the outer side of the bottom of the load-bearing plate 5, and the bottom side end of the vertical arm of the right-angle seat 8 and the outer side end of the support 9 are arranged in the groove 17; a first cross bar 18 is fixedly installed on the bottom end of the vertical arm of the right-angle seat 8, and a second cross bar 19 and a third cross bar 20 are fixedly installed on the outer side of the support 9, and clamping rings 10 are fixedly installed on the outer walls of the first cross bar 18, the second cross bar 19 and the third cross bar 20. The three clamping rings 10 form a triangular structure that can clamp the wind turbine main shaft between the right-angle seat 8 and the support 9 for transportation; by arranging the first cross bar 18, the second cross bar 19 and the third cross bar 20, the outer peripheral wall of the clamping ring 10 can be close to the outer wall of the wind turbine main shaft, and the outer peripheral wall of the clamping ring 10 is a curved surface structure, which can effectively avoid damage to the outer wall of the wind turbine main shaft.

[0026] The working principle of the utility model is:

[0027] The operator can install the device between the casting production line and the finishing production line. The wind turbine main shaft roughly processed by the casting production line can be transported to the end of one side of the support plate 2 along the casting production line; the operator can adjust the distance between the right-angle seat 8 and the support 9 by controlling the first cylinder 6, so that it can adapt to the outer diameter of the wind turbine main shaft, and the three clamping rings 10 can be close to the outer wall of the wind turbine main shaft and adjust the stroke of the piston rod of the first cylinder 6 and the first cylinder 7 to make the clamping ring 10 clamp the wind turbine main shaft; the operator can control the driving motor 14 to make the slide seat 13 drive the load-bearing plate 5 to perform linear displacement along the screw 3 and the slide rail 11, so as to transport the wind turbine main shaft to the end on the other side of the support plate 2, and control the first cylinder 6 and the first cylinder 7 to make the clamping ring 10 loosen the wind turbine main shaft, and place the wind turbine main shaft at the head of the finishing production line, so as to perform finishing operations on the wind turbine main shaft.

[0028] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A wind turbine main shaft handling device, comprising a stand (1), characterized in that: A support plate (2) is fixedly mounted on the top of the stand (1), a lead screw (3) is rotatably mounted on the side of the support plate (2), a nut seat (4) is mounted on the outer wall of the lead screw (3), a load-bearing plate (5) is arranged on the nut seat (4), the load-bearing plate (5) is arranged vertically with the support plate (2), a first cylinder (6) and a second cylinder (7) are mounted in parallel on the side of the load-bearing plate (5), the piston rod end of the first cylinder (6) is fixedly connected to a right-angle seat (8), the piston rod end of the second cylinder (7) is fixedly connected to a support (9), and a clamping ring (10) in contact with the outer wall of the wind turbine main shaft is mounted on the bottom side of the right-angle seat (8) and the outer side of the support (9).

2. A wind turbine main shaft transport device according to claim 1, characterized in that: Slide rails (11) are symmetrically mounted on both sides of the lead screw (3); a slider (12) is slidably mounted on the slide rails (11); a slide seat (13) is fixedly mounted on the slider (12); the bottom of the slide seat (13) is fixedly connected to the nut seat (4); and the top of the slide seat (13) is fixedly connected to the load-bearing plate (5).

3. The wind turbine main shaft transport device according to claim 1, characterized in that: The end of the lead screw (3) is drivingly connected to a drive motor (14), and the drive motor (14) is fixedly mounted on the end of the support plate (2).

4. The wind turbine main shaft transport device according to claim 1, characterized in that: A through slot (15) is provided on the horizontal arm of the right-angle seat (8), a limit rod (16) is arranged in the through slot (15), and the limit rod (16) is firmly connected to the load-bearing plate (5).

5. A wind turbine main shaft transport device according to claim 4, characterized in that: The slot length of the through slot (15) is smaller than the maximum travel distance of the piston rod of the first cylinder (6).

6. The wind turbine main shaft transport device according to claim 1, characterized in that: A groove (17) for accommodating a wind turbine main shaft is provided on the outer side of the bottom of the load-bearing plate (5), and the bottom side end of the right-angle seat (8) and the outer side end of the support seat (9) are both arranged in the groove (17).

7. A wind turbine main shaft transport device according to claim 6, characterized in that: A first cross bar (18) is fixedly mounted on the bottom side of the right-angle seat (8), a second cross bar (19) and a third cross bar (20) are fixedly mounted on the outer side of the support (9), and the outer walls of the first cross bar (18), the second cross bar (19) and the third cross bar (20) are fixedly connected to the inner ring wall of the clamping ring (10).

Images