Turnover displacement mechanism of fan blade cutting system

Abstract

The invention relates to the field of fan machining, in particular to an overturning and shifting mechanism of a fan blade cutting system, which comprises two groups of overturning mechanisms oppositely arranged, each group of overturning mechanism comprises a clamping assembly and a rotating assembly, and the rotating assembly comprises a rotating motor, a rotating gear set and a rotating fixing plate. The rotating motor is connected with the rotating gear set, the rotating gear set is connected with the rotating fixing plate, and the clamping assembly is fixed to the rotating fixing plate. The clamping assembly comprises a plurality of clamping rollers and a pressing plate, the clamping rollers are fixed to the rotary fixing plate side by side, and the pressing plate is fixed to the upper portions of the clamping rollers. Through torque control over the rotating motor and the rotating gear set, accurate control over multi-angle overturning can be achieved, and the clamping assemblies of the clamping rollers and the pressing plates can adapt to fan blades of more shapes.

Description

Technical Field

[0001] The invention relates to the field of fan processing, and in particular to a flipping and shifting mechanism of a fan blade cutting system. Background Art

[0002] Wind power generation refers to the conversion of wind kinetic energy into electrical energy, and wind power generation requires the use of corresponding wind power generation equipment. Wind turbine blades are the core components of wind turbine equipment that convert natural wind energy into wind turbine electrical energy. They are also the main basis for measuring the design and technical level of wind turbines. In the actual production and processing of wind turbine blades, they need to be cut and polished.

[0003] However, the wind blade cutting equipment used in the prior art still has the following shortcomings: the size of the wind blades is often huge and the shape is irregular, which makes it inconvenient to clamp and fix the wind blades according to the actual size of the wind turbine blades. When the wind blades are relatively wide, the robot arm cannot reach forward enough and it is difficult to completely cut the wind blades without turning them over. Summary of the invention

[0004] The technical problem that the present application aims to solve is to provide a flipping and positioning mechanism for a fan blade cutting system that can adapt to fan blades of various shapes and sizes to achieve multi-angle flipping. By controlling the torque of a rotating motor and a rotating gear set, precise control of multi-angle flipping can be achieved, and the clamping assembly of the clamping roller and the pressure plate can adapt to fan blades of various arc shapes.

[0005] The specific technical solution of the present application is: a flipping and positioning mechanism of a fan blade cutting system, including a flipping mechanism, the flipping mechanisms are relatively arranged in two groups, each group of flipping mechanisms includes a clamping assembly and a rotating assembly, the rotating assembly includes a rotating motor, a rotating gear group and a rotating fixed plate, the rotating motor is connected to the rotating gear group, the rotating gear group is connected to the rotating fixed plate, the clamping assembly is fixed on the rotating fixed plate; the clamping assembly includes a plurality of clamping rollers and a pressure plate, the clamping rollers are fixed side by side with the rotating fixed plate, and the pressure plate is fixed above the clamping rollers.

[0006] Preferably, the clamping assembly comprises a hydraulic electric cylinder and an electric cylinder motor, the electric cylinder motor is connected to the hydraulic electric cylinder, and the end of the hydraulic electric cylinder fixes the pressure plate above the clamping roller.

[0007] Preferably, the clamping assembly also includes a telescopic cylinder and a guide rail, which are fixed on a rotating fixed plate, and a pressure plate is slidably connected to the guide rail. The clamping assembly also includes an L-shaped connecting plate, a plurality of guide pillars and a guide sleeve located above the pressure plate, the L-shaped connecting plate is slidably connected to the guide rail, one side of the L-shaped connecting plate is connected to the telescopic cylinder, and the hydraulic cylinder passes through the other side of the L-shaped connecting plate and is fixed to the L-shaped connecting plate; the other side of the L-shaped connecting plate is provided with a plurality of through holes for the guide pillars to pass through, the guide sleeves are fixed at the through holes, and the guide pillars pass through the guide sleeves and are connected to the pressure plate.

[0008] Further preferably, the clamping assembly is further provided with a limiting plate, and the limiting plate connects and fixes two adjacent guide pillars on the same side at the same level.

[0009] Further preferably, the clamping assembly also includes a fixed frame, which is fixed on the rotating fixed plate. The fixed frame and the rotating fixed plate together surround the side and bottom of the clamping assembly. The telescopic cylinder, clamping roller and guide rail are fixed on the fixed frame. The side of the fixed frame facing the fan blade is provided with an opening for the pressure plate to press down, and the clamping roller and the pressure plate extend from the opening.

[0010] Further preferably, a buffer spring is provided between the clamping rollers, and the buffer spring is fixed to the bottom surface of the fixing frame.

[0011] Preferably, the clamping roller is also provided with a sensor for detecting whether the fan blade is placed on the clamping roller.

[0012] Furthermore, it also includes a shell, which wraps and supports the rotating component.

[0013] Furthermore, it also includes a displacement mechanism, which includes a moving track, with a fixed platform and a sliding platform connected to both ends of the moving track. One set of flipping mechanisms is installed on the fixed platform as a fixed machine, and the other set of flipping mechanisms is installed on the sliding platform as a mobile machine.

[0014] Further preferably, the sliding platform is driven by a track motor.

[0015] Compared with the prior art, the present invention has the following beneficial effects: The flipping mechanism of the present invention is arranged in two groups, which can prevent the fan blades of huge size from twisting during the flipping process. At the same time, for the fan blades of complex shape and small size, the flipping mechanism on either side can clamp and flip them, thereby improving the cutting efficiency; the rotating motor and the rotating gear set are convenient for precise control of the rotation angle, so that the fan blades can be flipped at multiple angles for cutting; the inside of the fan blade is hollow, and the clamping roller is padded under the fan blade. The pressure plate extends into the fan blade and presses down to clamp and fix the fan blade. The clamping roller can better adapt to the arc-shaped fan blades, making the clamping more secure. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application; Figure 2 This is a schematic diagram of the overall structure of the clamping assembly and the rotating assembly of an embodiment of the present application; Figure 3 This is a schematic diagram of the internal structure of the rotating assembly of an embodiment of the present application; Figure 4 This is a schematic diagram of the internal structure of the clamping assembly of an embodiment of the present application; Figure 5 This is a schematic diagram of the connection structure of the telescopic cylinder in the clamping assembly of an embodiment of the present application; Figure 6 A schematic diagram of the structure of the displacement mechanism of an embodiment of the present application; In the figure: 1. rotating component; 11. rotating motor; 12. rotating gear set; 13. rotating fixed plate; 2. clamping component; 201. clamping roller; 202. pressure plate; 203. electric cylinder motor; 204. hydraulic electric cylinder; 205. telescopic cylinder; 206. guide rail; 207. L-shaped connecting plate; 208. guide column; 209. guide sleeve; 210. limit plate; 211. fixed frame; 212. buffer spring; 213. sensor; 214. housing; 3. displacement mechanism; 301. moving track; 302. fixed platform; 303. sliding platform; 304. track motor. DETAILED DESCRIPTION To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them.

[0017] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention claimed for protection, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0018] Example See also Figure 1The present embodiment provides a flipping and shifting mechanism of a fan blade cutting system, including a flipping mechanism, which is relatively arranged in two groups, each group of flipping mechanisms includes a clamping assembly 2 and a rotating assembly 1, the rotating assembly 1 includes a rotating motor 11, a rotating gear group 12 and a rotating fixed plate 13, the rotating motor 11 is connected to the rotating gear group 12, the rotating gear group 12 is connected to the rotating fixed plate 13, the clamping assembly 2 is fixed on the rotating fixed plate 13; the clamping assembly 2 includes a plurality of clamping rollers 201 and a pressure plate 202, the clamping rollers 201 are fixed side by side with the rotating fixed plate 13, and the pressure plate 202 is fixed above the clamping rollers 201. In this embodiment, the flipping mechanism is arranged in two groups, which can prevent the fan blades of huge size from twisting during the flipping process. At the same time, for the fan blades with complex shapes and small sizes, the flipping mechanism on either side can clamp and flip them, thereby improving the cutting efficiency; the rotating motor 11 and the rotating gear set 12 are convenient for precise control of the rotation angle, so that the fan blades can be flipped at multiple angles for cutting; the inside of the fan blade is hollow, and the clamping roller 201 is placed under the fan blade, and the pressure plate 202 extends into the fan blade and presses down to clamp and fix the fan blade, and the clamping roller 201 can better adapt to the arc-shaped fan blades, making the clamping more secure.

[0019] Preferably, the clamping assembly 2 includes a hydraulic cylinder 204 and an electric cylinder motor 203, the clamping rollers 201 are fixed side by side on the rotating fixed plate 13, the electric cylinder motor 203 is connected to the hydraulic cylinder 204, and the end of the hydraulic cylinder 204 fixes the pressing plate 202 above the clamping roller 201. The electric cylinder motor 203 drives the hydraulic cylinder 204 downward or upward, driving the pressing plate 202 to press downward or upward, and in cooperation with the clamping roller 201, the fan blades are clamped and released.

[0020] Preferably, the clamping assembly 2 also includes a telescopic cylinder 205 and a guide rail 206, which are fixed on the rotating fixed plate 13, and the pressure plate 202 is slidably connected to the guide rail 206. The clamping assembly 2 also includes an L-shaped connecting plate 207, a plurality of guide pillars 208 and a guide sleeve 209 located above the pressure plate 202, the L-shaped connecting plate 207 is slidably connected to the guide rail 206, one side of the L-shaped connecting plate 207 is connected to the telescopic cylinder 205, and the hydraulic cylinder 204 passes through the other side of the L-shaped connecting plate 207 and is fixed to the L-shaped connecting plate 207; the other side of the L-shaped connecting plate 207 is provided with a plurality of through holes for the guide pillars 208 to pass through, the guide sleeves 209 are fixed at the through holes, and the guide pillars 208 pass through the guide sleeves 209 to be connected to the pressure plate 202. Before placing the fan blade, the telescopic cylinder 205 is in a retracted state, and the pressing plate 202 retracts; after placing the fan blade on the clamping roller 201, the telescopic cylinder 205 pushes the pressing plate 202 out through the L-shaped connecting plate 207 and extends it into the hollow fan blade, and the pressing plate 202 presses down to clamp the fan blade. This avoids the interference of the pressing plate 202 in placing the fan blade, improves the efficiency of the robot's handling, and improves the automation efficiency.

[0021] Preferably, the clamping assembly 2 is further provided with a limit plate 210, which connects and fixes two adjacent guide posts 208 on the same side at the same level. The limit plate 210 can prevent the pressure plate 202 from rushing out of the guide rod during the lifting process, and can also enhance the stability of the guide rod and reduce noise.

[0022] Further preferably, the clamping assembly 2 also includes a fixed frame 211 and a shell 214, the shell 214 wraps and supports the rotating assembly 1, the fixed frame 211 is fixed on the rotating fixed plate 13, the fixed frame 211 and the rotating fixed plate 13 together surround the side and bottom of the clamping assembly 2, the telescopic cylinder 205, the clamping roller 201 and the guide rail 206 are fixed on the fixed frame 211, and the side of the fixed frame 211 facing the fan blade is provided with an opening for the pressure plate 202 to press down, and the clamping roller 201 and the pressure plate 202 extend from the opening. In this embodiment, the front and rear sides are semi-enclosed, the guide rail 206 is fixed to the top of the front and rear sides of the fixed frame 211, and the telescopic cylinder 205 is fixed to the fixed frame 211 through a connecting plate. The fixed frame 211 can provide a large load-bearing capacity to support the entire clamping assembly 2 and the fan blade, so that the stability of the flipping and shifting mechanism is stronger, the control of the cutting process is more accurate, and noise or failure caused by machine shaking during cutting is avoided. In this embodiment, a stopper is further provided on one side of the fixing frame 211 facing the fan blades, and protective rubber pads are provided on the stopper and the clamping roller 201 to enhance the protection of the fan blades. Further preferably, a buffer spring 212 is provided between the clamping rollers 201, and the buffer spring 212 is fixed to the bottom surface of the fixing frame 211. The buffer spring 212 can provide a buffer during the pressing process of the pressing plate 202, so as to avoid damage to the fan blades caused by pressing too fast or too hard.

[0023] Preferably, the clamping roller 201 is also provided with a sensor 213 for detecting whether the fan blade is placed on the clamping roller 201 .

[0024] Furthermore, it also includes a displacement mechanism 3, which includes a moving track 301, a fixed platform 302 and a sliding platform 303 are connected to the moving track 301, and the sliding platform 303 is driven by a track motor 304. One set of flipping mechanisms is installed on the fixed platform 302 as a fixed machine, and another set of flipping mechanisms is installed on the sliding platform 303 as a mobile machine, and the mobile machine slides back and forth toward the fixed machine. For large-scale wind turbine blades with large widths, the displacement mechanism 3 can adaptably adjust the distance between the two sets of flipping mechanisms to adapt to the processing of wind turbine blades with more widths.

[0025] A person skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of protection of the present application is limited to these examples. In line with the concept of the present application, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of different aspects of one or more embodiments of the present application as described above, which are not provided in detail for the sake of simplicity.

[0026] One or more embodiments of the present application are intended to cover all such substitutions, modifications and variations that fall within the broad scope of the present application. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of one or more embodiments of the present application should be included in the protection scope of the present application.

Claims

1. A flipping and shifting mechanism for a fan blade cutting system, characterized in that: The invention comprises a turning mechanism, wherein the turning mechanisms are arranged in two groups relative to each other, each turning mechanism group comprises a clamping assembly (2) and a rotating assembly (1), wherein the rotating assembly (1) comprises a rotating motor (11), a rotating gear group (12) and a rotating fixed plate (13), wherein the rotating motor (11) is connected to the rotating gear group (12), wherein the rotating gear group (12) is connected to the rotating fixed plate (13), and wherein the clamping assembly (2) is fixed on the rotating fixed plate (13); wherein the clamping assembly (2) comprises a plurality of clamping rollers (201) and a pressing plate (202), wherein the clamping rollers (201) are fixed side by side to the rotating fixed plate (13), and wherein the pressing plate (202) is fixed above the clamping rollers (201).

2. The flipping and shifting mechanism of the fan blade cutting system according to claim 1 is characterized in that: The clamping assembly (2) comprises a hydraulic electric cylinder (204) and an electric cylinder motor (203); the electric cylinder motor (203) is connected to the hydraulic electric cylinder (204); and the end of the hydraulic electric cylinder (204) fixes the pressure plate (202) above the clamping roller (201).

3. The flipping and shifting mechanism of the fan blade cutting system according to claim 2 is characterized in that: The clamping assembly (2) further comprises a telescopic cylinder (205) and a guide rail (206), wherein the telescopic cylinder (205) and the guide rail (206) are fixed on the rotating fixed plate (13), and the pressing plate (202) is slidably connected to the guide rail (206). The clamping assembly (2) further comprises an L-shaped connecting plate (207) located above the pressing plate (202), a plurality of guide pillars (208) and a guide sleeve (209), wherein the L-shaped connecting plate (207) and the guide rail ( 206) is slidably connected, one side of the L-shaped connecting plate (207) is connected to the telescopic cylinder (205), and the hydraulic cylinder (204) passes through the other side of the L-shaped connecting plate (207) and is fixed to the L-shaped connecting plate (207); the other side of the L-shaped connecting plate (207) is provided with a plurality of through holes for the guide pillars (208) to pass through, and the guide sleeves (209) are fixed at the through holes, and the guide pillars (208) pass through the guide sleeves (209) and are connected to the pressing plate (202).

4. The flipping and shifting mechanism of the fan blade cutting system according to claim 3 is characterized in that: The clamping assembly (2) is further provided with a limiting plate (210), and the limiting plate (210) connects and fixes two adjacent guide pillars (208) on the same side at the same level.

5. The flipping and shifting mechanism of the fan blade cutting system according to claim 3, characterized in that: The clamping assembly (2) also includes a fixing frame (211), the fixing frame (211) being fixed on the rotating fixing plate (13), the telescopic cylinder (205), the clamping roller (201) and the guide rail (206) being fixed on the fixing frame (211), and an opening for the pressing plate (202) to move downward is provided on a side of the fixing frame (211) facing the fan blades, and the clamping roller (201) and the pressing plate (202) extend out from the opening.

6. The flipping and shifting mechanism of the fan blade cutting system according to claim 5, characterized in that: A buffer spring (212) is also provided between the clamping rollers (201), and the buffer spring (212) is fixed to the bottom surface of the fixing frame (211).

7. The flipping and shifting mechanism of the fan blade cutting system according to claim 1, characterized in that: The clamping roller (201) is also provided with a sensor (213) for detecting whether the fan blade is placed on the clamping roller (201).

8. The flipping and shifting mechanism of the fan blade cutting system according to any one of claims 1 to 7, characterized in that: It also includes a housing (214), wherein the housing (214) encloses and supports the rotating assembly (1).

9. The flipping and shifting mechanism of the fan blade cutting system according to claim 1, characterized in that: The invention also comprises a displacement mechanism (3), wherein the displacement mechanism (3) comprises a movable track (301), wherein two ends of the movable track (301) are connected to a fixed platform (302) and a sliding platform (303), wherein one set of flipping mechanisms is installed on the fixed platform (302) as a fixed machine, and another set of flipping mechanisms is installed on the sliding platform (303) as a movable machine.

10. The flipping and shifting mechanism of the fan blade cutting system according to claim 9, characterized in that: The sliding platform (303) is driven by a track motor (304).

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