Fan blade detection device

Abstract

The utility model relates to a fan blade detection device convenient to adjust, in particular to a fan blade detection device which comprises a base, a moving groove a is formed in the upper surface of the base, a distance adjusting assembly is arranged in the moving groove a, and the upper surface of the base is in sliding connection with the lower surfaces of two lifting frames respectively. A servo motor a drives a screw rod b and a screw rod a to rotate, the screw rod a and the screw rod b rotate to drive two threaded sleeves a, two lifting frames and two fixing frames to get close to each other, the distance between the two fixing frames is adjusted according to the length of the fan blade, and the fan blade is placed on the upper surface of a clamping plate b; an air cylinder b drives a sliding block b and a clamping plate a to move downwards to be matched with the clamping plate a to clamp and fix the fan blade, a gear motor drives a fixing frame and the fan blade to rotate, the fan blade is comprehensively displayed, and the problems that when an existing device turns over the fan blade, the operation is too tedious, and the detection efficiency is affected are solved.

Description

Technical Field

[0001] The utility model relates to a fan blade detection device, in particular to a fan blade detection device which is easy to adjust. Background Art

[0002] Fan blades are the core components of fans. During the production and processing of fan blades, they need to be inspected. This is because during the production and processing of fan blades, cracks that are difficult to identify with the naked eye may appear. These cracked fan blades have poor performance and a short service life.

[0003] Existing wind turbine blade inspection methods include: visual inspection, acoustic wave inspection, infrared inspection, thermal imager inspection, etc.

[0004] Some existing detection methods require a comprehensive inspection of the fan blades, so the fan blades need to be turned over. However, the existing device requires the fan blades to be hoisted and then turned over, which is too cumbersome and affects the detection efficiency. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a fan blade detection device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fan blade detection device comprises a base, a movable groove a is provided on the upper surface of the base, a distance adjustment component is arranged inside the movable groove a, the upper surface of the base is slidably connected with the lower surfaces of two lifting frames respectively, a cylinder a is installed on the lower surface of the inner wall of the lifting frame, the telescopic end of the cylinder a is fixedly connected to the lower surface of the slider a, and the opposite sides of the two sliders a are rotatably connected with two fixed frames respectively, a fixed component is arranged on the upper surface of the fixed frame, the back side of the base is slidably connected with the front side of the connecting plate, the front side of the connecting plate is fixedly connected with the movable frame, a first movable component is arranged inside the movable frame, the left and right side surfaces of the inner wall of the movable frame are respectively slidably connected with the left and right side surfaces of the threaded sleeve b, a cylinder c is installed on the upper surface of the threaded sleeve b, a motion camera is installed on the telescopic end of the cylinder c, a movable groove b is provided on the back side of the base, and a second movable component is arranged inside the movable groove b.

[0007] Preferably, the pitch adjustment assembly includes a screw a rotatably connected to the left side of the inner wall of the moving groove a, the right end of the screw a is fixedly connected to the left end of the screw b, the right end of the screw b passes through a bearing installed on the right side of the inner wall of the moving groove a and is fixedly connected to the output shaft of the servo motor a, the servo motor a is installed on the right side of the base, the outer surfaces of the screw a and the screw b are both threadedly connected with a threaded sleeve a, and the upper surfaces of the two threaded sleeves a are respectively fixedly connected to two lifting frames.

[0008] Preferably, the fixing assembly includes a cylinder b installed on the upper surface of the fixing frame, the telescopic end of the cylinder b is fixedly connected to the upper surface of the slider b, and two clamping plates a are respectively fixedly connected to the opposite sides of the two sliders b, and the right side of the fixing frame is fixedly connected to the clamping plate b.

[0009] Preferably, a reduction motor is installed on the right side of the slider a, and the output shaft of the reduction motor passes through the bearing installed on the right side of the slider a and is fixedly connected to the right side of the fixing frame.

[0010] Preferably, the first moving component includes a screw rod c rotatably connected to the back side of the inner wall of the moving frame, one front end of the screw rod c passes through a bearing installed on the front side of the inner wall of the moving frame and is fixedly connected to the output shaft of the servo motor b, and the outer surface of the screw rod c is threadedly connected to a threaded sleeve b.

[0011] Preferably, the second moving component includes a screw rod d rotatably connected to the left side of the inner wall of the moving groove b, the right end of the screw rod d passes through a bearing installed on the right side of the inner wall of the moving groove b and is fixedly connected to the output shaft of a servo motor c, the servo motor c is installed on the right side of the base, and the outer surface of the screw rod d is threadedly connected to a threaded sleeve c, and the back side of the threaded sleeve c is fixedly connected to the front side of the connecting plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model drives screw b and screw a to rotate through servo motor a, and the rotation of screw a and screw b drives two threaded sleeves a, two lifting frames and two fixing frames to approach each other, and the distance between the two fixing frames is adjusted according to the length of the fan blade, and the fan blade is placed on the upper surface of the clamping plate b, and the cylinder b drives the slider b and the clamping plate a to move downward to cooperate with the clamping plate a to clamp and fix the fan blade, and the reduction motor drives the fixing frame and the fan blade to rotate, so as to fully display the fan blade, thereby solving the problem that the existing device is too cumbersome when flipping the fan blade, which affects the detection efficiency.

[0014] In the utility model, a servo motor b drives a screw rod c to rotate, and the screw rod c drives a threaded sleeve b and a motion camera to move forward and backward. The lateral position of the motion camera on the surface of the fan blade is adjusted according to the detection requirements of the motion camera. The servo motor c drives a screw rod d to rotate, and the rotation of the screw d drives the threaded sleeve c to move leftward. The movement of the threaded sleeve c to the left drives the connecting plate and the moving frame to move leftward. Then, according to the detection requirements of the motion camera, the longitudinal position of the motion camera on the surface of the fan blade is adjusted, and the fan blade is comprehensively detected by the motion camera. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the top cross-sectional structure of the movable slot b in the utility model;

[0018] Figure 3 It is a schematic diagram of the three-dimensional exploded structure of the utility model;

[0019] In the figure: 1. base; 2. moving slot a;

[0020] Pitch adjustment assembly: 31, screw a; 32, screw b; 33, servo motor a; 34, threaded sleeve a;

[0021] 4. Moving slot b; 5. Lifting frame; 6. Cylinder a; 7. Slider a; 8. Speed ​​reduction motor; 9. Fixed frame;

[0022] Fixed components: 101, cylinder b; 102, slider b; 103, clamping plate a; 104, clamping plate b;

[0023] 11. Connecting plate; 12. Mobile rack;

[0024] First moving assembly: 131, servo motor b; 132, screw rod c; 133, threaded sleeve b;

[0025] 14. Cylinder c; 15. Sports camera;

[0026] The second moving component: 161, servo motor c; 162, screw rod d; 163, threaded sleeve c. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Example

[0029] See also Figure 1-3The utility model provides the following technical solutions: a fan blade detection device, comprising a base 1, a movable groove a2 is provided on the upper surface of the base 1, a distance adjustment component is arranged inside the movable groove a2, the upper surface of the base 1 is slidably connected with the lower surfaces of two lifting frames 5, a cylinder a6 is installed on the lower surface of the inner wall of the lifting frame 5, the telescopic end of the cylinder a6 is fixedly connected to the lower surface of the slider a7, and the opposite sides of the two sliders a7 are rotatably connected to two fixing frames 9, and the upper surface of the fixing frame 9 is provided with a fixing The back of the base 1 is slidably connected to the front of the connecting plate 11, a moving frame 12 is fixed to the front of the connecting plate 11, a first moving component is arranged inside the moving frame 12, the left and right side surfaces of the inner wall of the moving frame 12 are respectively slidably connected to the left and right side surfaces of the threaded sleeve b133, a cylinder c14 is installed on the upper surface of the threaded sleeve b133, a motion camera 15 is installed at the telescopic end of the cylinder c14, a moving groove b4 is opened on the back of the base 1, a second moving component is arranged inside the moving groove b4.

[0030] Specifically, the pitch adjustment assembly includes a screw a31 rotatably connected to the left side of the inner wall of the moving groove a2, the right end of the screw a31 is fixedly connected to the left end of the screw b32, the right end of the screw b32 passes through the bearing installed on the right side of the inner wall of the moving groove a2 and is fixedly connected to the output shaft of the servo motor a33, the servo motor a33 is installed on the right side of the base 1, the outer surfaces of the screw a31 and the screw b32 are both threadedly connected with threaded sleeves a34, and the upper surfaces of the two threaded sleeves a34 are respectively fixedly connected to two lifting frames 5;

[0031] The servo motor a33 drives the screw b32 and the screw a31 to rotate. The rotation of the screw a31 and the screw b32 drives the two threaded sleeves a34 to approach each other. The two threaded sleeves a34 approach each other and drive the two lifting frames 5 and the two fixing frames 9 to approach each other. The distance between the two lifting frames 5 and the two fixing frames 9 is adjusted according to the length of the fan blades.

[0032] The thread direction of the screw a31 is opposite to that of the screw b32, and the number of teeth is the same.

[0033] Specifically, the fixing assembly includes a cylinder b101 installed on the upper surface of the fixing frame 9, the telescopic end of the cylinder b101 is fixedly connected to the upper surface of the slider b102, and two clamping plates a103 are respectively fixedly connected to the opposite sides of the two sliders b102, and the right side of the fixing frame 9 is fixedly connected to a clamping plate b104;

[0034] The cylinder b101 drives the slider b102 and the clamping plate a103 to move downward, placing the fan blade on the upper surface of the clamping plate b104, and the clamping plate a103 moves downward to cooperate with the clamping plate a103 to clamp and fix the fan blade.

[0035] Specifically, a reduction motor 8 is installed on the right side of the slider a7, and the output shaft of the reduction motor 8 passes through the bearing installed on the right side of the slider a7 and is fixedly connected to the right side of the fixing frame 9;

[0036] The reduction motor 8 drives the fixing frame 9 and the fan blades to rotate, thereby fully displaying the fan blades.

[0037] Specifically, the first moving assembly includes a screw rod c132 rotatably connected to the back of the inner wall of the moving frame 12, one end of the front side of the screw rod c132 passes through a bearing installed on the front side of the inner wall of the moving frame 12 and is fixedly connected to the output shaft of the servo motor b131, and the outer surface of the screw rod c132 is threadedly connected with a threaded sleeve b133;

[0038] The servo motor b131 drives the screw c132 to rotate, and the screw c132 drives the threaded sleeve b133 and the motion camera 15 to move forward and backward, and the lateral position of the motion camera 15 on the surface of the wind turbine blade is adjusted according to the detection requirements of the motion camera 15.

[0039] Specifically, the second moving assembly includes a screw rod d162 rotatably connected to the left side of the inner wall of the moving groove b4, the right end of the screw rod d162 passes through a bearing installed on the right side of the inner wall of the moving groove b4 and is fixedly connected to the output shaft of the servo motor c161, the servo motor c161 is installed on the right side of the base 1, the outer surface of the screw rod d162 is threadedly connected with a threaded sleeve c163, and the back side of the threaded sleeve c163 is fixedly connected to the front side of the connecting plate 11;

[0040] The servo motor c161 drives the screw d162 to rotate, and the rotation of the screw d162 drives the threaded sleeve c163 to move leftward. The movement of the threaded sleeve c163 to the left drives the connecting plate 11 and the movable frame 12 to move leftward, and then adjusts the longitudinal position of the motion camera 15 on the surface of the wind turbine blade according to the detection requirements of the motion camera 15.

[0041] The working principle and use process of this utility model:

[0042] The utility model, when in use:

[0043] The servo motor a33 drives the screw b32 and the screw a31 to rotate. The rotation of the screw a31 and the screw b32 drives the two threaded sleeves a34 to approach each other. The two threaded sleeves a34 approach each other and drive the two lifting frames 5 and the two fixing frames 9 to approach each other. The distance between the two lifting frames 5 and the two fixing frames 9 is adjusted according to the length of the fan blades. The fan blades are placed on the upper surface of the clamping plate b104. The cylinder b101 drives the slider b102 and the clamping plate a103 to move downward. The clamping plate a103 moves downward to cooperate with the clamping plate a103 to clamp and fix the fan blades. The reduction motor 8 drives the fixing frame 9 and the fan blades to rotate. In this way, the fan blades are For a comprehensive display, the servo motor b131 drives the screw c132 to rotate, the screw c132 drives the threaded sleeve b133 and the motion camera 15 to move forward and backward, and the lateral position of the motion camera 15 on the surface of the wind turbine blade is adjusted according to the detection requirements of the motion camera 15. The servo motor c161 drives the screw d162 to rotate, and the rotation of the screw d162 drives the threaded sleeve c163 to move leftward, and the movement of the threaded sleeve c163 to the left drives the connecting plate 11 and the moving frame 12 to move leftward, and then according to the detection requirements of the motion camera 15, the longitudinal position of the motion camera 15 on the surface of the wind turbine blade is adjusted, so that the wind turbine blade is comprehensively detected by the motion camera 15.

[0044] The circuits, electronic components and modules involved are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by this utility model does not involve improvements to software and methods.

[0045] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A fan blade detection device, comprising a base (1), characterized in that: The upper surface of the base (1) is provided with a moving groove a (2), and a distance adjustment component is arranged inside the moving groove a (2). The upper surface of the base (1) is slidably connected to the lower surfaces of the two lifting frames (5), and the lower surface of the inner wall of the lifting frame (5) is installed with a cylinder a (6). The telescopic end of the cylinder a (6) is fixedly connected to the lower surface of the slider a (7), and the opposite sides of the two sliders a (7) are rotatably connected to two fixing frames (9), and the upper surface of the fixing frame (9) is provided with a fixing component. The back surface of the base (1) is connected to the connecting plate ( The front side of the connecting plate (11) is slidably connected to the front side of the connecting plate (11), a moving frame (12) is fixedly connected to the front side of the connecting plate (11), a first moving assembly is arranged inside the moving frame (12), the left and right side surfaces of the inner wall of the moving frame (12) are respectively slidably connected to the left and right side surfaces of the threaded sleeve b (133), a cylinder c (14) is installed on the upper surface of the threaded sleeve b (133), a motion camera (15) is installed at the telescopic end of the cylinder c (14), a moving groove b (4) is opened on the back side of the base (1), and a second moving assembly is arranged inside the moving groove b (4).

2. A fan blade detection device according to claim 1, characterized in that: The pitch adjustment assembly comprises a screw rod a (31) rotatably connected to the left side of the inner wall of the movable groove a (2); the right end of the screw rod a (31) is fixedly connected to the left end of the screw rod b (32); the right end of the screw rod b (32) passes through a bearing installed on the right side of the inner wall of the movable groove a (2) and is fixedly connected to the output shaft of a servo motor a (33); the servo motor a (33) is installed on the right side of the base (1); the outer surfaces of the screw rod a (31) and the screw rod b (32) are both threadedly connected to threaded sleeves a (34), and the upper surfaces of the two threaded sleeves a (34) are respectively fixedly connected to two lifting frames (5).

3. A fan blade detection device according to claim 1, characterized in that: The fixing assembly comprises a cylinder b (101) mounted on the upper surface of a fixing frame (9), the telescopic end of the cylinder b (101) being fixedly connected to the upper surface of a slider b (102), and two clamping plates a (103) being fixedly connected to opposite sides of the two sliders b (102), respectively, and a clamping plate b (104) being fixedly connected to the right side of the fixing frame (9).

4. A fan blade detection device according to claim 1, characterized in that: A reduction motor (8) is installed on the right side of the slider a (7), and the output shaft of the reduction motor (8) passes through the bearing installed on the right side of the slider a (7) and is fixedly connected to the right side of the fixing frame (9).

5. A fan blade detection device according to claim 1, characterized in that: The first moving assembly comprises a screw rod c (132) rotatably connected to the back side of the inner wall of the moving frame (12); one end of the front side of the screw rod c (132) passes through a bearing installed on the front side of the inner wall of the moving frame (12) and is fixedly connected to the output shaft of the servo motor b (131); and the outer surface of the screw rod c (132) is threadedly connected to a threaded sleeve b (133).

6. A fan blade detection device according to claim 1, characterized in that: The second moving assembly comprises a screw rod d (162) rotatably connected to the left side of the inner wall of the moving groove b (4); the right end of the screw rod d (162) passes through a bearing installed on the right side of the inner wall of the moving groove b (4) and is fixedly connected to the output shaft of a servo motor c (161); the servo motor c (161) is installed on the right side of the base (1); the outer surface of the screw rod d (162) is threadedly connected to a threaded sleeve c (163); the back side of the threaded sleeve c (163) is fixedly connected to the front side of the connecting plate (11).

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