Hydraulic drive clamping mechanism for wind power blade root prefabricated part

Abstract

The utility model discloses a wind power blade root prefabricated part hydraulic drive clamping mechanism which comprises a fixed base, the top of the fixed base is fixedly connected with a fixed block, the two sides, close to the fixed block, of the top of the fixed base are both fixedly connected with supporting frames, the tops of the supporting frames are fixedly connected with a fixed top plate, and the fixed top plate is fixedly connected with a clamping device. The top of the fixed top plate is fixedly connected with a hydraulic cylinder, the bottom of the fixed top plate is fixedly connected with a guide frame, and when the hydraulic cylinder drives the movable frame to ascend and descend, the movable frame drives the first movable rod and the second movable rod to rotate and move; according to the wind power blade root machining device, the first clamping block and the second clamping block are matched with the fixing block, so that double clamping and positioning are conducted on the blade root of a wind power blade through cooperation of the first clamping block, the second clamping block and the fixing block, the clamping stability is effectively improved, the situation that the blade root of the wind power blade is prone to shaking during machining is prevented, and then the machining stability of the blade root of the wind power blade is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the wind power blade technical direction, concretely relates to a kind of hydraulic drive clamping mechanism of wind power blade blade root prefabricated part. BACKGROUND

[0002] Wind power blade is the core component of wind turbine, which converts wind energy into electrical energy, and is also the main basis for measuring the design and technical level of wind turbine. Wind power blade blade root is the assembly part that fixes the blade on the rotor impeller. When processing wind power blade blade root, clamping mechanism is needed for fixation.

[0003] Due to the large size of wind power blade blade root, the existing clamping mechanism is not firm enough when positioning the wind power blade blade root, which makes the wind power blade blade root prone to shaking during processing. This phenomenon has become a problem that needs to be solved by personnel in the field, so a hydraulic drive clamping mechanism for wind power blade blade root prefabricated part is needed to solve the above problems. SUMMARY

[0004] The utility model aims at the existing technology to propose a kind of hydraulic drive clamping mechanism of wind power blade blade root prefabricated part to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the utility model provides technical scheme as follows: A kind of hydraulic drive clamping mechanism of wind power blade root prefabricated part, including fixed base, the top of the fixed base is fixedly connected with fixed block, the top of the fixed base is fixedly connected with support frame on both sides near fixed block, the top of the support frame is fixedly connected with fixed top plate, the top of the fixed top plate is fixedly connected with hydraulic cylinder, the bottom of the fixed top plate is fixedly connected with guide frame, the piston rod bottom of the hydraulic cylinder is fixedly connected with movable frame, the inner wall of the movable frame is fixedly connected with support shaft, the outer wall of the support shaft is movably connected with first movable rod and second movable rod respectively, the inner wall of the first movable rod is equipped with first connecting slot, the bottom of the first movable rod is fixedly connected with first clamping block, the inner wall of the second movable rod is equipped with second connecting slot, the bottom of the second movable rod is fixedly connected with second clamping block. By being provided with fixed base, fixed block, support frame, fixed top plate, hydraulic cylinder, movable frame, support shaft, first movable rod, second movable rod, first connecting slot, first clamping block, second connecting slot, second clamping block and guide frame, when the movable frame is lifted by hydraulic cylinder, the movable frame drives first movable rod and second movable rod to rotate and move, so that the wind turbine blade root is double clamped and positioned by the cooperation of first clamping block and second clamping block with fixed block, thereby effectively improving the stability of clamping, preventing the wind power blade root from shaking during processing, and thereby ensuring the stability of wind power blade root processing.

[0006] As preferred, the top wall of the fixed block is arc-shaped, and the first clamping blocks are symmetrically distributed on both sides of the fixed block, facilitating the preliminary installation of the wind power blade root. Specifically, the first clamping blocks are arc-shaped, and the two first clamping blocks are arranged in a circle shape after moving towards each other, thereby facilitating the preliminary clamping of the wind power blade root. Further, the second clamping blocks are symmetrically distributed in two, and the two second clamping blocks are arranged at 90° with the two first clamping blocks, and the two second clamping blocks are semi-circular, thereby facilitating further clamping and positioning of the wind power blade root by the second clamping blocks.

[0007] As preferred, the inner wall of the support frame is provided with a through slot, and the inner wall of the through slot is fixedly connected with a first guide shaft. Specifically, the first movable rod is connected with the support frame through the through slot, and the first guide shaft is connected with the first movable rod through the first connecting slot, thereby facilitating the positioning and guiding of the first movable rod, so that the first movable rod rotates during lifting, thereby facilitating the clamping of the two first clamping blocks after moving towards each other, or releasing the clamping after separation.

[0008] As preferred, the bottom of the guide frame is provided with a groove, and the inner wall of the groove is fixedly connected with a second guide shaft, specifically, the second movable rod is connected with the guide frame through the groove, and the second guide shaft is connected with the guide frame through the second connecting groove, so that the second movable rod drives the second clamping block to perform re-clamping work.

[0009] As preferred, the two sides of the movable frame close to the first movable rod are provided with first accommodating grooves, and the two sides of the movable frame close to the second movable rod are provided with second accommodating grooves, specifically, the first movable rod is rotatably connected with the first accommodating groove through a support shaft, and the second movable rod is rotatably connected with the second accommodating groove through a support shaft, so that the movable frame drives the first movable rod and the second movable rod to effectively lift and rotate when lifting.

[0010] As preferred, the first movable rod is in "C" shape, and two first movable rods are symmetrically distributed, so that the first movable rod drives the first clamping block to effectively perform clamping work.

[0011] As preferred, the second movable rod is in "V" shape, and two second movable rods are symmetrically distributed, so that the second movable rod drives the second clamping block to effectively perform clamping work.

[0012] Compared with the prior art, the utility model has the advantages that,

[0013] By setting the fixed base, the fixed block, the support frame, the fixed top plate, the hydraulic cylinder, the movable frame, the support shaft, the first movable rod, the second movable rod, the first connecting groove, the first clamping block, the second connecting groove, the second clamping block and the guide frame, the movable frame drives the first movable rod and the second movable rod to rotate and move when the hydraulic cylinder drives the movable frame to lift, so that the first clamping block and the second clamping block cooperate with the fixed block to double-clamp and position the blade root of the wind turbine blade, thereby effectively improving the stability of clamping, preventing the wind turbine blade root from shaking during processing, and ensuring the stability of the wind turbine blade root processing. BRIEF DESCRIPTION OF DRAWINGS

[0014] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, and are used together with the embodiments of the utility model to explain the utility model, and do not constitute a limitation on the utility model. In the drawings:

[0015] Figure 1 is a three-dimensional schematic view of the utility model Figure 1 ;

[0016] Figure 2 is a three-dimensional schematic view of the utility model Figure 2 ;

[0017] Figure 3 is a schematic view of the present application.

[0018] In the figure: 1, fixed base; 2, fixed block; 3, support frame; 4, fixed top plate; 5, hydraulic cylinder; 6, movable frame; 7, support shaft; 8, first movable rod; 9, second movable rod; 10, first connecting groove; 11, first clamping block; 12, second connecting groove; 13, second clamping block; 14, guide frame. DETAILED DESCRIPTION

[0019] The following will be further non-restrictively and in detail described the technical scheme of the present application in combination with preferred embodiments and the drawings thereof. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without making creative efforts fall within the scope of protection of the present application.

[0020] Please refer to Figures 1-3 The present application provides technical scheme: a kind of hydraulic drive clamping mechanism of wind power blade root prefabricated part, including fixed base 1, the top of fixed base 1 is fixedly connected with fixed block 2, the top of fixed base 1 is fixedly connected with support frame 3 in the two sides near fixed block 2, the top of support frame 3 is fixedly connected with fixed top plate 4, the top of fixed top plate 4 is fixedly connected with hydraulic cylinder 5, the bottom of fixed top plate 4 is fixedly connected with guide frame 14, the bottom of the piston rod of hydraulic cylinder 5 is fixedly connected with movable frame 6, the inner wall of movable frame 6 is fixedly connected with support shaft 7, the outer wall of support shaft 7 is movably connected with first movable rod 8 and second movable rod 9 respectively, the inner wall of first movable rod 8 is provided with first connecting groove 10, the bottom of first movable rod 8 is fixedly connected with first clamping block 11, the inner wall of second movable rod 9 is provided with second connecting groove 12, the bottom of second movable rod 9 is fixedly connected with second clamping block 13. By being provided with fixed base 1, fixed block 2, support frame 3, fixed top plate 4, hydraulic cylinder 5, movable frame 6, support shaft 7, first movable rod 8, second movable rod 9, first connecting groove 10, first clamping block 11, second connecting groove 12, second clamping block 13 and guide frame 14, when movable frame 6 is lifted by hydraulic cylinder 5, first movable rod 8 and second movable rod 9 are rotated and moved by movable frame 6, so that the leaf root of wind turbine blade is double clamped and positioned by the cooperation of first clamping block 12, second clamping block 14 and fixed block 2, thereby effectively improving the stability of clamping, preventing the situation that wind power blade root is easily shaken during processing, and further ensuring the stability of wind power blade root processing.

[0021] As preferred, the top wall of the fixed block 2 is in an arc shape, and the first clamping blocks 12 are symmetrically distributed on both sides of the fixed block 2, which facilitates the preliminary installation of the wind turbine blade root. Specifically, the first clamping blocks 12 are in an arc shape, and the two first clamping blocks 12 are in a circular shape after moving towards each other, thereby facilitating the preliminary clamping of the wind turbine blade root. Further, the second clamping blocks 13 are symmetrically distributed in two, and the two second clamping blocks 13 are distributed at 90° with the two first clamping blocks 11, and the two second clamping blocks 13 are in a semicircular shape, thereby facilitating further clamping and positioning of the wind turbine blade root by the second clamping blocks 13.

[0022] As preferred, the inner wall of the support frame 3 is provided with a through groove, and the inner wall of the through groove is fixedly connected with a first guide shaft. Specifically, the first movable rod 8 is connected with the support frame 3 through the through groove, and the first guide shaft is connected with the first movable rod 8 through the first connecting groove 10, thereby facilitating the positioning and guiding of the first movable rod 8, so that the first movable rod 8 rotates when lifting, thereby facilitating the clamping of the two first clamping blocks 11 after moving towards each other, or loosening the clamping after separating.

[0023] As preferred, the bottom of the guide frame 14 is provided with a groove, and the inner wall of the groove is fixedly connected with a second guide shaft. Specifically, the second movable rod 9 is connected with the guide frame 14 through the groove, and the second guide shaft is connected with the guide frame 14 through the second connecting groove 12, thereby facilitating the second movable rod 9 to drive the second clamping block 13 for further clamping work.

[0024] As preferred, the two sides of the movable frame 6 close to the first movable rod 8 are provided with a first accommodating groove, and the two sides of the movable frame 6 close to the second movable rod 9 are provided with a second accommodating groove. Specifically, the first movable rod 8 is rotatably connected with the first accommodating groove through the support shaft 7, and the second movable rod 9 is rotatably connected with the second accommodating groove through the support shaft 7, thereby facilitating the movable frame 6 to drive the first movable rod 8 and the second movable rod 9 to effectively lift and rotate when lifting.

[0025] As preferred, the first movable rod 8 is in a "C" shape, and the first movable rod 8 is symmetrically distributed in two, thereby facilitating the first movable rod 8 to effectively clamp the first clamping block 11.

[0026] As preferred, the second movable rod 9 is in a "V" shape, and the second movable rod 9 is symmetrically distributed in two, thereby facilitating the second movable rod 9 to effectively clamp the second clamping block 13.

[0027] In use, first, the wind turbine blade root preform is placed on the top of the fixed block 2, the arc shape on the top of the fixed block 2 is beneficial to the preliminary positioning of the wind turbine blade root preform, then the hydraulic cylinder 5 is started, so that the hydraulic cylinder 5 drives the first movable rod 8 and the second movable rod 9 to descend through the supporting shaft 7, so that the first movable rod 8 is guided downward by the first guide shaft on the inner wall of the through slot of the supporting frame 3 and rotates while ascending and descending, thereby the two first movable rods 8 drive the two first clamping blocks 11 to approach and preliminarily clamp the wind turbine blade root preform, and the second movable rod 9 is guided downward by the second guide shaft on the inner wall of the groove of the guide frame 14 and rotates while ascending and descending, thereby the second movable rod 9 drives the second clamping block 13 to slide down and further clamps the wind turbine blade root preform, thereby improving the firmness of the clamping of the wind turbine blade root preform, and effectively solving the problem that the wind turbine blade root preform is not clamped firmly due to the large size.

[0028] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", etc. indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0029] Finally, it should be pointed out that: the above examples are only used to illustrate the technical solutions of the present application, and not to limit them. Although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing examples, or make equivalent substitutions for part of the technical features, and these modifications or substitutions do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A hydraulic drive clamping mechanism for a wind turbine blade root preform, comprising a stationary base (1), characterized in that: The top of the fixed base (1) is fixedly connected with a fixed block (2), both sides of the top of the fixed base (1) near the fixed block (2) are fixedly connected with a support frame (3), the top of the support frame (3) is fixedly connected with a fixed top plate (4), the top of the fixed top plate (4) is fixedly connected with a hydraulic cylinder (5), the bottom of the fixed top plate (4) is fixedly connected with a guide frame (14), the bottom of the piston rod of the hydraulic cylinder (5) is fixedly connected with a movable frame (6), the inner wall of the movable frame (6) is fixedly connected with a support shaft (7), the outer wall of the support shaft (7) is movably connected with a first movable rod (8) and a second movable rod (9) respectively, the inner wall of the first movable rod (8) is provided with a first connecting groove (10), the bottom of the first movable rod (8) is fixedly connected with a first clamping block (11), the inner wall of the second movable rod (9) is provided with a second connecting groove (12), and the bottom of the second movable rod (9) is fixedly connected with a second clamping block (13).

2. A hydraulic drive clamping mechanism for a wind turbine blade root preform according to claim 1, characterized in that: The top wall of the fixed block (2) is in arc shape, and the first clamping block (11) is symmetrically distributed on both sides of the fixed block (2).

3. A hydraulic drive clamping mechanism for a wind turbine blade root preform according to claim 1, characterized in that: The inner wall of the support frame (3) is provided with a through groove, and the inner wall of the through groove is fixedly connected with a first guide shaft.

4. The hydraulic drive clamping mechanism for wind power blade root preform according to claim 1, characterized in that: The bottom of the guide frame (14) is provided with a groove, and the inner wall of the groove is fixedly connected with a second guide shaft.

5. A hydraulic drive clamping mechanism for a wind turbine blade root preform according to claim 1, characterized in that: The two sides of the movable frame (6) near the first movable rod (8) are provided with a first containing groove, and the two sides of the movable frame (6) near the second movable rod (9) are provided with a second containing groove.

6. A hydraulic drive clamping mechanism for a wind turbine blade root preform according to claim 1, characterized in that: The first movable rod (8) is in "C" shape, and the first movable rod (8) is symmetrically distributed with two.

7. A hydraulic drive clamping mechanism for a wind turbine blade root preform according to claim 1, characterized in that: The second movable rod (9) is in "V" shape, and the second movable rod (9) is symmetrically distributed with two.

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