A fixing device for drilling holes in wind power flange

Abstract

The invention discloses a fixing device for drilling holes in a wind power flange, which relates to the field of flange fixing equipment, including a base and a clamping plate, wherein a movable plate is arranged inside the base, and a supporting plate is arranged on the base and the movable plate, a flip frame for placing a flange body is arranged between four supporting plates, rotating rods are arranged on both sides of the flip frame, and the rotating rods are rotatably connected with the supporting plates, a fixing frame is arranged on the flip frame, a transmission rod is arranged inside the fixing frame, and a telescopic plate is sleeved on the outside of the transmission rod, a top plate matched with a movable block is arranged at the bottom of the fixing frame, and a clamping plate for fixing the flange body is arranged on the side wall of the movable block, and the turntable drives the flip frame to rotate through the rotating rod, so as to facilitate drilling holes on both sides of the flange body at the same time, and the movable block squeezes and fixes the flange body in a manner matched with the clamping plate, thereby improving the efficiency of wind power flange drilling processing.

Description

Technical Field

[0001] The invention relates to the field of flange fixing equipment, in particular to a fixing device used for drilling holes in wind power flanges. Background Art

[0002] Wind turbine flange is an important middle piece that connects wind turbine blades to the main shaft and wind turbine tower. It is an important component in the field of wind power generation. It can transfer the rotation of the blades to the main shaft and bear the weight of the entire wind turbine on the wind turbine tower. Wind turbine flange is generally composed of two parts, namely flange and flange gasket. The function of the flange is to connect the blades to the main shaft or wind turbine tower, and it has high strength and stability. The flange gasket is placed on both sides of the flange, which can play a role in buffering, sealing and preventing loosening.

[0003] When producing wind turbine flanges, it is necessary to open holes and grooves on the surface of the wind turbine flanges. In order to ensure the stability of the wind turbine flanges during drilling, corresponding fixing devices are required. The existing fixing devices can only clamp the wind turbine flanges and have relatively single functions. When drilling holes at different positions of the wind turbine flanges, the wind turbine flanges cannot be rotated, which makes the drilling operation more troublesome and affects the drilling efficiency of the wind turbine flanges. Summary of the invention

[0004] The purpose of the present invention is to provide a fixing device for drilling a wind turbine flange, so as to solve the problem that the existing wind turbine flange fixing is inconvenient.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A fixing device for drilling a wind power flange, comprising a base and:

[0007] The support plate is provided with a top plate matched with the movable plate, the bottom of the fixed frame is provided with a top plate matched with the movable plate, the side wall of the movable block is provided with a clamping plate for fixing the flange body, the outer cover of the rotating rod is provided with a gear plate, and gears meshing with the gear plate are provided at both ends of the transmission rod, a column is provided on the movable plate, a fixed plate is provided on the top of the column, and a plurality of conveying rollers are provided on the fixed plate;

[0008] The swivel plate has one end which is fixed with a rotating plate, and one end of the rotating plate passes through the rotating plate and is provided with a first movable plate. The second movable plate is provided on the rotating plate. A support frame is slidably provided on the base, and a lifting plate is provided inside the support frame. The second movable plate penetrates into the lifting plate and slides with it. The bottom end of the first movable plate passes through the lifting plate and is provided with a first rack. The bottom of the lifting plate is provided with a second rack, and a transmission gear is provided between the first rack and the second rack. The bottom of the base is provided with a mounting groove, and a box body is provided inside the mounting groove, a horizontal plate is provided inside the box body, a sliding rod is provided on the horizontal plate, a lifting frame is provided at the top of the sliding rod, a vertical plate is provided inside the lifting frame, a drill bit for flange drilling is provided on the vertical plate, and a rotating roller is provided at the center of the lifting frame.

[0009] A fixing mechanism is connected to the movable plate, the fixing mechanism drives the movable plate to slide along the inner wall of the base, the support plate rotates and drives the turntable and the first movable plate to descend, the first movable plate drives the second movable plate to rise through the cooperation of the rack and the transmission gear, the second movable plate drives the turntable to rotate through the rotating column, the turntable drives the flip frame to rotate through the rotating rod, the flip frame drives the two movable blocks to move away from each other by cooperating with the transmission rod, and the movable blocks squeeze and fix the flange body by cooperating with the clamping plate.

[0010] On the basis of the above technical solution, the present invention also provides the following optional technical solution:

[0011] In an optional scheme: the fixing mechanism includes a screw, a transmission belt and a motor, a screw is rotatably arranged inside the base, a transmission belt is arranged between the two screws, a motor is arranged on the side wall of the base, the rotating end of the motor is connected to the screw, a nut meshing with the screw is arranged on the movable plate, an external thread is arranged on the transmission rod, and the telescopic plate is sleeved on the transmission rod through a threaded hole opened inside.

[0012] In an optional solution: a guide groove is provided on the lifting plate, the bottom end of the second movable plate is arranged inside the guide groove, and limiting columns are provided on both the first movable plate and the second movable plate.

[0013] In an optional solution: a telescopic spring is arranged inside the movable block, and one end of the telescopic spring is connected to the telescopic plate.

[0014] In an optional solution: the gear plate is slidably arranged on the rotating rod, a connecting spring is arranged outside the gear plate, and one end of the connecting spring is connected to the supporting plate.

[0015] In an optional solution: a guide rail is provided on the inner wall of the box body, a horizontal plate is slidably provided between two of the guide rails, a mounting plate is provided on the horizontal plate, a roller is provided on the mounting plate, and a pressure block matching the roller is provided at the bottom of the vertical plate.

[0016] In an optional solution: rotating sleeves are provided on both sides of the lifting frame, one end of the drill bit is inserted into the rotating sleeve, a driving rod is provided at the bottom of the lifting frame, and a transmission belt is provided between the driving rod and the rotating sleeve.

[0017] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0018] The fixing device for drilling holes in wind turbine flanges drives the movable plate to slide along the inner wall of the base through the fixing mechanism, the first movable plate drives the second movable plate to rise through the cooperation of the rack and the transmission gear, the second movable plate drives the turntable to rotate through the rotating column, the turntable drives the flip frame to rotate through the rotating rod, and the flange body can be rotated to a vertical position, which is convenient for drilling holes on both sides of the flange body at the same time, the flip frame drives the two movable blocks away from each other by cooperating with the transmission rod, and the movable blocks squeeze and fix the flange body by cooperating with the clamping plate, so as to prevent the wind turbine flange from sliding during drilling, thereby improving the efficiency of wind turbine flange drilling processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 The figure is a schematic diagram of the structure of a fixing device used for drilling holes in a wind turbine flange.

[0020] Figure 2 This is a schematic diagram of the structure of the base in the fixing device used for drilling holes for wind turbine flanges.

[0021] Figure 3 This is a schematic diagram of the structure of the movable plate in the fixing device used for drilling holes in wind turbine flanges.

[0022] Figure 4 This is a schematic diagram of the structure of the support plate in the fixing device used for drilling holes in wind turbine flanges.

[0023] Figure 5 This is a schematic diagram of the structure of a turntable in a fixing device for drilling holes in a wind turbine flange.

[0024] Figure 6 This is a schematic diagram of the structure inside the support frame in the fixing device used for drilling holes in wind turbine flanges.

[0025] Figure 7 A cross-sectional view of the movable block in a fixture used for drilling holes for wind turbine flanges.

[0026] Figure 8 This is a schematic diagram of the structure inside the box of a fixing device used for drilling holes for wind turbine flanges.

[0027] Fig. 9 This is a schematic diagram of the structure of the cross plate in the fixing device used for drilling holes in wind turbine flanges.

[0028] Figure number annotation: 1-base, 101-installation groove, 2-fixed plate, 3-conveying roller, 4-support frame, 5-pad, 6-support plate, 601-connecting spring, 7-movable plate, 701-column, 8-screw rod, 9-nut, 10-transmission belt, 11-motor, 12-first movable plate, 121-first rack, 13-second movable plate, 14-limiting column, 15-turntable, 16-turning frame, 161-square groove, 17-flange body, 18-rotating rod, 19-fixed frame, 191-top plate, 20-transmission rod, 21-clamping plate, 22 - movable block, 221- telescopic plate, 23- rotating column, 24- lifting plate, 241- guide groove, 25- second rack, 26- supporting spring, 27- mounting rod, 28- gear plate, 29- gear, 30- transmission gear, 31- telescopic spring, 32- box, 33- cylinder, 34- horizontal plate, 35- guide rail, 36- lifting frame, 37- rotating sleeve, 38- vertical plate, 39- rotating roller, 40- driving motor, 41- pressing block, 42- mounting plate, 43- roller, 44- driving rod, 45- driving belt, 46- sliding rod, 47- drill bit. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0030] The specific implementation of the present invention is described in detail below in conjunction with specific embodiments.

[0031] like Figure 1-9 As shown, a fixing device for drilling a wind turbine flange provided by an embodiment of the present invention includes a base 1 and also includes:

[0032] A clamping plate 21, a movable plate 7 is slidably provided inside the base 1, and a support plate 6 is rotatably provided on the base 1 and the movable plate 7. The top ends of the two support plates 6 on the same side are rotatably connected to form a scissor structure, and the top ends of the support plates 6 are rotatably connected by a rotating rod 18. The movable plate 7 slides along the base 1 and drives the support plates 6 to rotate. A flip frame 16 for placing a flange body 17 is provided between the four support plates 6, and a square groove 161 is provided on the flip frame 16. The drill bit 47 passes through the square groove 161 and drills the flange body 17. A fixed frame 19 is provided on the flip frame 16, and a transmission rod 20 is rotatably provided inside the fixed frame 19. A telescopic plate 221 is sleeved on the outside of the transmission rod 20. The two telescopic plates 221 are sleeved on the transmission rod 20 through the threaded holes provided inside. The telescopic plates 221 can only slide horizontally along the fixed frame 19, that is, the transmission rod 20 rotates and drives the two telescopic plates 221 to move closer to or away from each other. The telescopic plate 2 A movable block 22 is slidably provided at the bottom of 21, and a top plate 191 is provided at the bottom of the fixed frame 19 to match the movable block 22. A clamping plate 21 is provided on the side wall of the movable block 22 for fixing the flange body 17. The clamping plate 21 is an arc-shaped plate, and the side wall of the clamping plate 21 is smooth, so that the flange body 17 can rotate, which is convenient for adjusting the drilling position. When the two movable blocks 22 move away from each other, the movable block 22 slides along the inclined groove on the top plate 191, so that the movable plate 22 drives the clamping plate 21 to descend, and the clamping plate 21 slides downward into the inner circle position of the flange body 17. The two clamping plates 21 move away from each other and squeeze and fix the flange body 17, so that the center of the flange body 17 coincides with the center of the turning frame 16, which is convenient for subsequent drilling positioning. The outer sliding sleeve of the rotating rod 18 is provided with a gear plate 28, and gears 29 meshing with the gear plate 28 are provided at both ends of the transmission rod 20. The gear plate 28 is in a state of being engaged with the gear plate 28 through the action of two connecting springs 601. Figure 5 When the rotating rod 18 and the supporting plate 6 rotate, the two sets of connecting springs 601 prevent the gear plate 28 from rotating, and the rotating rod 18 drives the flip frame 16 to rotate. The gear 29 drives the transmission rod 20 to rotate by meshing with the gear plate 28. A column 701 is fixedly provided on the movable plate 7, and a fixed plate 2 is provided on the top of the column 701. A plurality of conveying rollers 3 are provided on the fixed plate 2 to facilitate the conveying of the flange body 17 to the inside of the flip frame 16;

[0033] The turntable 15 is fixedly provided with the turntable 15 at one end away from the two rotating rods 18, and a rotating column 23 is provided on the turntable 15. One end of the rotating rod 18 passes through the turntable 15 and is rotatably provided with the first movable plate 12, and the second movable plate 13 is rotatably provided on the rotating column 23. A support frame 4 is slidably provided on the base 1, and the support frame 4 is slidably provided inside the groove of the base 1. A lifting plate 24 is slidably provided inside the support frame 4. The second movable plate 13 penetrates into the lifting plate 24 and slidably cooperates with it, that is, the lifting plate 24 can drive the second movable plate 13 to slide up and down, and the bottom end of the first movable plate 12 passes through the lifting plate 24 and is provided with a first rack 121, and a second rack 25 is provided at the bottom of the lifting plate 24, and the first rack 121 and the second rack 25 are connected. A transmission gear 30 is arranged between them, and the transmission gear 30 is rotatably arranged inside the support frame 4 through the mounting rod 27. The bottom of the base 1 is provided with a mounting groove 101 and a pad 5. A box body 32 is arranged inside the mounting groove 101, and a horizontal plate 34 is arranged inside the box body 32. A sliding rod 46 is arranged on the horizontal plate 34, and a supporting spring 26 is sleeved on the bottom of the sliding rod 46. A lifting frame 36 is arranged on the top of the sliding rod 46. A vertical plate 38 is slidably arranged inside the lifting frame 36, and a drill bit 47 for flange drilling is rotatably arranged on the vertical plate 38. A rotating roller 39 and a driving motor 40 are arranged at the center of the lifting frame 36. A friction-enhancing layer is arranged on the outside of the rotating roller 39 to prevent slipping between the rotating roller 39 and the flange body 17, and the driving motor 40 can drive the rotating roller 39 to rotate;

[0034] The fixing mechanism is connected to the movable plate 7, and the fixing mechanism drives the movable plate 7 to slide along the inner wall of the base 1. The support plate 6 rotates and drives the turntable 15 and the first movable plate 12 to descend. The first movable plate 12 drives the second movable plate 13 to rise through the cooperation of the rack and the transmission gear 30. The second movable plate 13 drives the turntable 15 to rotate through the rotating column 23. The turntable 15 drives the flip frame 16 to rotate through the rotating rod 18. The flip frame 16 drives the two movable blocks 22 to move away from each other by cooperating with the transmission rod 20. The movable blocks 22 squeeze and fix the flange body 17 by cooperating with the clamping plate 21.

[0035] like Figure 1-7As shown, as a preferred embodiment of the present invention, the fixing mechanism includes a screw rod 8, a transmission belt 10 and a motor 11, a screw rod 8 is rotatably arranged inside the base 1, a transmission belt 10 is arranged between the two screw rods 8, a motor 11 is arranged on the side wall of the base 1, the rotating end of the motor 11 is connected to the screw rod 8, a nut 9 meshing with the screw rod 8 is arranged on the movable plate 7, an external thread is arranged on the transmission rod 20, the telescopic plate 221 is sleeved on the transmission rod 20 through a threaded hole opened inside, the motor 11 drives the screw rod 8 to rotate, and the screw rod 8 drives the movable plate 7 to slide along the inner wall of the base 1 by cooperating with the nut 9.

[0036] like Figure 1-6 As shown in the figure, as a preferred embodiment of the present invention, the lifting plate 24 is provided with a guide groove 241, the bottom end of the second movable plate 13 is arranged inside the guide groove 241, the second movable plate 13 can slide along the guide groove 241, and the first movable plate 12 and the second movable plate 13 are both provided with a limiting column 14, the limiting column 14 makes the turntable 15 and the flip frame 16 can only move from Figure 2 The rotation starts from the initial position shown.

[0037] like Figure 7 As shown, as a preferred embodiment of the present invention, a telescopic spring 31 is arranged inside the movable block 22 , and one end of the telescopic spring 31 is connected to the telescopic plate 221 .

[0038] like Figure 5 As shown, as a preferred embodiment of the present invention, the gear plate 28 is slidably disposed on the rotating rod 18 , a connecting spring 601 is disposed outside the gear plate 28 , and one end of the connecting spring 601 is connected to the supporting plate 6 .

[0039] like Figure 2-9 As shown, as a preferred embodiment of the present invention, a guide rail 35 is fixedly provided on the inner wall of the box body 32, a horizontal plate 34 is slidably provided between the two guide rails 35, a mounting plate 42 is fixedly provided on the horizontal plate 34, a roller 43 is provided on the top of the mounting plate 42, and a pressure block 41 matching with the roller 43 is provided at the bottom of the vertical plate 38. The horizontal plate 34 presses the pressure block 41 upward through the roller 43 on the mounting plate 42, so that the two pressure blocks 41 are close to each other, and the pressure block 41 drives the vertical plate 38 and the drill bit 47 to move, and the two sides of the flange body 17 can be drilled at the same time through the two sets of drill bits 47.

[0040] like Figure 2-9As shown, as a preferred embodiment of the present invention, rotating sleeves 37 are provided on both sides of the lifting frame 36, one end of the drill bit 47 is inserted into the rotating sleeve 37, a transmission key is provided on the outside of the drill bit 47, and a key slot matching the transmission key is provided on the rotating sleeve 37. A driving rod 44 is provided at the bottom of the lifting frame 36, a transmission belt 45 is provided between the driving rod 44 and the rotating sleeve 37, the driving rod 44 is connected to a power part, the driving rod 44 drives the rotating sleeve 37 to rotate through the transmission belt 45, and the rotating sleeve 37 drives the drill bit 47 to rotate.

[0041] In the above embodiment of the present invention, a fixing device for drilling holes in a wind turbine flange is provided. The flange body 17 to be drilled is placed on a conveying roller 3, and the flange body 17 is conveyed to the inside of a flip frame 16 by a plurality of conveying rollers 3. Figure 1 The motor 11 drives the screw rod 8 to rotate, and the screw rod 8 drives the movable plate 7 to move to the left along the base 1 by cooperating with the nut 9, that is, the movable plate 7 gradually approaches the motor 11, and the support plate 6 flips downward, so that the flip frame 16 and the turntable 15 move downward, and the turntable 15 drives the first movable plate 12 to move downward, and the first rack 121 at the bottom of the first movable plate 12 drives the transmission gear 30 to rotate, and the transmission gear 30 drives the second rack 25 to move upward, and the second rack 25 drives the second movable plate 13 to move upward, and the rotating column 23 at the top of the second movable plate 13 drives the turntable 15 to rotate, and the turntable 15 drives the flip frame 16 and the flange body 17 to rotate through the rotating rod 18, so that the flange body 17 rotates to Figure 3 The vertical position shown is convenient for drilling holes on both sides of the flange body 17. At this time, the lifting plate 24 slides to the top of the inner cavity of the support frame 4, and the second movable plate 13 moves to the rightmost side of the guide groove 241, which can limit the turntable 15, so that the flip frame 16 cannot continue to rotate; the cylinder 33 drives the cross plate 34 and the lifting frame 36 to rise, and the rotating roller 39 set at the center position of the lifting frame 36 contacts the flange body 17 inside the square groove 161, and the lifting frame 36 cannot continue to rise. The flange body 17 is driven to rotate by the rotating roller 39, which is convenient for adjusting the drilling position. After the adjustment is completed, the cross plate 34 continues to rise and drives the mounting plate 42 to move, and the pressure block 41 drives the vertical plate 38 and the drill bit 47 to move, and the two drill bits 47 approach each other and drill holes on both sides of the flange body 17 at the same time.

[0042] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A fixing device for drilling a wind turbine flange, comprising a base, characterized in that: Also includes: The support plate is provided with a top plate matched with the movable plate, the bottom of the fixed frame is provided with a top plate matched with the movable plate, the side wall of the movable block is provided with a clamping plate for fixing the flange body, the outer cover of the rotating rod is provided with a gear plate, and gears meshing with the gear plate are provided at both ends of the transmission rod, a column is provided on the movable plate, a fixed plate is provided on the top of the column, and a plurality of conveying rollers are provided on the fixed plate; The swivel plate has one end which is fixed with a rotating plate, and one end of the rotating plate passes through the rotating plate and is provided with a first movable plate. The second movable plate is provided on the rotating plate. A support frame is slidably provided on the base, and a lifting plate is provided inside the support frame. The second movable plate penetrates into the lifting plate and slides with it. The bottom end of the first movable plate passes through the lifting plate and is provided with a first rack. The bottom of the lifting plate is provided with a second rack, and a transmission gear is provided between the first rack and the second rack. The bottom of the base is provided with a mounting groove, and a box body is provided inside the mounting groove, a horizontal plate is provided inside the box body, a sliding rod is provided on the horizontal plate, a lifting frame is provided at the top of the sliding rod, a vertical plate is provided inside the lifting frame, a drill bit for flange drilling is provided on the vertical plate, and a rotating roller is provided at the center of the lifting frame. A fixing mechanism is connected to the movable plate, the fixing mechanism drives the movable plate to slide along the inner wall of the base, the support plate rotates and drives the turntable and the first movable plate to descend, the first movable plate drives the second movable plate to rise through the cooperation of the rack and the transmission gear, the second movable plate drives the turntable to rotate through the rotating column, the turntable drives the flip frame to rotate through the rotating rod, the flip frame drives the two movable blocks to move away from each other by cooperating with the transmission rod, and the movable blocks squeeze and fix the flange body by cooperating with the clamping plate.

2. The fixing device for drilling a wind turbine flange according to claim 1, characterized in that: The fixing mechanism includes a screw rod, a transmission belt and a motor. A screw rod is rotatably arranged inside the base, a transmission belt is arranged between the two screw rods, a motor is arranged on the side wall of the base, the rotating end of the motor is connected to the screw rod, a nut meshing with the screw rod is arranged on the movable plate, an external thread is arranged on the transmission rod, and the telescopic plate is sleeved on the transmission rod through a threaded hole opened inside.

3. The fixing device for drilling a wind turbine flange according to claim 1, characterized in that: The lifting plate is provided with a guide groove, the bottom end of the second movable plate is arranged inside the guide groove, and both the first movable plate and the second movable plate are provided with limiting columns.

4. The fixing device for drilling a wind turbine flange according to claim 3, characterized in that: A telescopic spring is arranged inside the movable block, and one end of the telescopic spring is connected to the telescopic plate.

5. The fixing device for drilling a wind turbine flange according to claim 1, characterized in that: The gear plate is slidably arranged on the rotating rod, a connecting spring is arranged outside the gear plate, and one end of the connecting spring is connected to the supporting plate.

6. The fixing device for drilling a wind turbine flange according to claim 1, characterized in that: The inner wall of the box is provided with a guide rail, a horizontal plate is slidably provided between two of the guide rails, a mounting plate is provided on the horizontal plate, a roller is provided on the mounting plate, and a pressure block matched with the roller is provided at the bottom of the vertical plate.

7. The fixing device for drilling a wind turbine flange according to claim 6, characterized in that: Rotating sleeves are arranged on both sides of the lifting frame, one end of the drill bit is inserted into the rotating sleeve, a driving rod is arranged at the bottom of the lifting frame, and a transmission belt is arranged between the driving rod and the rotating sleeve.

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