Weld holder for windmill blades

Abstract

The utility model relates to the technical field of fan blade welding, and discloses a windmill fan blade welding holder which comprises a welding frame, the left end of the top of the welding frame is fixedly connected with a fixing block, the top of the inner wall of the fixing block is fixedly connected with a motor, and the output end of the motor is fixedly connected with a lower clamping plate. An upper clamping plate is slidably connected to the right side of the top of the lower clamping plate, a bolt is in threaded connection to the left end of the top of the upper clamping plate, the bottom of the outer wall of the bolt is in threaded connection with the bottom of the inner wall of the lower clamping plate, a rotating head is fixedly connected to the top of the bolt, and a clamping column is slidably connected to the position, close to the edge, of the left side of the lower clamping plate. According to the fan blade welding device, the motor is started to drive the lower clamping plate to rotate, then the lower clamping plate drives the upper clamping plate to rotate, the fan blades are rotated, meanwhile, the fan blades drive the fixing handle to rotate, and the effect that when rotation is needed, the fan blade welding device can be automatically rotated and then welded is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fan blade welding technical field especially, it relates to a kind of welding frame of windmill fan blade. BACKGROUND

[0002] The welding frame of windmill fan blade, in mechanism aspect includes clamp part, rotating mechanism and welding head positioning device, clamp can be mechanical clamp, the clamping degree is adjusted by bolt and nut connecting piece, rotating mechanism is to facilitate the welding of different parts of fan blade, welding frame will be equipped with rotating mechanism.This can be a motor-driven rotating platform, can make the fan blade fixed on it rotate, rotating speed can be adjusted according to the actual demand of welding, when welding some fine parts, rotating speed can be slowed down to ensure the precision of welding, welding frame will have the device for positioning welding head, which can include mechanical arm that can move in three-dimensional space, welding head is installed at the end of mechanical arm.

[0003] Through retrieval, China patent publication number: CN208743979U discloses a kind of welding machine frame, including welding machine and machine frame;Machine frame includes two parallel fixed cross beams, funnel, carrier plate, slide rail, equipment seat and slag drawer;Supporting block and two cross beams rest rectangular mesh, slag drawer is arranged below rectangular funnel;Equipment seat is equipped with transverse screw rod, screw rod one end is connected with driving motor;And welding machine bottom is equipped with nut, nut cooperates with screw rod;Equipment seat is also equipped with the slide rail B parallel with screw rod;Corresponding welding machine bottom is equipped with the sliding block matched with slide rail B;Cross beam's end is also equipped with pneumatic cylinder, pneumatic cylinder's piston rod end is connected fixed with equipment seat, and piston rod is parallel to cross beam.By rectangular funnel slag, garbage is concentratedly collected by slag drawer;And welding machine frame is controlled by pneumatic cylinder, so that when one of carrier plate workpiece is welded, the carrier plate on the other side can be unloaded or loaded, so that the welding machine and loading work are uninterrupted, so that the whole machine efficiency is improved, although the device solves the problem that the welding machine and loading work are uninterrupted, so that the whole machine efficiency is improved, but cannot solve the problem that welding frame needs manual rotation of staff, when the weight of fan blade is heavy, inconvenient to rotate fan blade. UTILITY MODEL CONTENT

[0004] In order to make up for the above shortcomings, the utility model provides a kind of welding frame of windmill fan blade, aims at improving the problem that welding frame needs manual rotation of staff in prior art, when the weight of fan blade is heavy, inconvenient to rotate fan blade.

[0005] In order to achieve the above object, the utility model discloses the following technical scheme: a kind of windmill fan blade's welding frame, including welding frame, the top left end of the welding frame is fixedly connected with fixed block, the inner wall top of the fixed block is fixedly connected with motor, the output end of the motor is fixedly connected with lower clamping plate, the top right side of the lower clamping plate is slidably connected with upper clamping plate, the top left end of the upper clamping plate is threadedly connected with bolt, the outer wall bottom of the bolt is threadedly connected with the inner wall bottom of lower clamping plate, the top of the bolt is fixedly connected with rotary head, the left side of the lower clamping plate is slidably connected with clamping post near edge, the top right side of the welding frame is slidably connected with moving clamp, the inner wall of the moving clamp is rotatably connected with cylindrical sleeve, the left end of the cylindrical sleeve is fixedly connected with fixed cylinder, the top right side of the welding frame is equipped with moving mechanism, and the moving mechanism is used to adjust distance.

[0006] Through the above technical scheme: the top left end of the welding frame is connected with a fixed block in a fixed connection manner, the fixed block is designed as the inner wall top can be fixedly connected with a motor, the output end of the motor is fixedly connected with a lower clamping plate, the top right side of the lower clamping plate is slidably connected with an upper clamping plate, the top left end of the upper clamping plate is connected with a bolt in a threaded connection manner, the outer wall bottom of the bolt is threadedly connected with the inner wall bottom of lower clamping plate, and the top of the bolt is fixedly connected with a rotary head, in addition, the left side of the lower clamping plate is slidably connected with a clamping post near edge, the top right side of the welding frame is slidably connected with a moving clamp, the inner wall of the moving clamp is rotatably connected with a cylindrical sleeve, the left end of the cylindrical sleeve is fixedly connected with a fixed cylinder, in order to realize the function of adjusting distance, the top right side of the welding frame is also equipped with a moving mechanism, and the moving mechanism is used to adjust distance.

[0007] As further description of the above technical scheme:

[0008] The moving mechanism includes threaded rod, the left end of the threaded rod is rotatably connected with the top of the welding frame near the middle, the top right end of the welding frame is equipped with semicircular groove, the right end of the threaded rod is fixedly connected with hand crank, the outer wall of the threaded rod is threadedly connected with threaded sleeve, the top right side of the welding frame is fixedly connected with a plurality of slide rails at front and back ends, and the bottom of the moving clamp is equipped with a plurality of long recesses at front and back sides.

[0009] Through the technical scheme, the moving mechanism comprises a threaded rod, the left end of the threaded rod is fixed to the top of the welding frame near the middle position through a rotating connection, so that the threaded rod can rotate freely on the welding frame, thereby achieving smooth movement operation. In order to further enhance the stability of the structure, a semicircular groove is specially arranged at the right end of the top of the welding frame, which provides additional support and positioning for the right end of the threaded rod. A hand crank is fixedly connected to the right end of the threaded rod, and the operator can easily rotate the threaded rod through the hand crank, thereby controlling the movement of the moving clamp. In addition, a threaded sleeve is threadedly connected to the outer wall of the threaded rod, which cooperates with the threads of the threaded rod to provide precise movement control. In order to ensure the stability of the moving clamp during movement, a plurality of slide rails are fixedly connected to the right side of the top of the welding frame, which cooperate with the long groove on the bottom of the moving clamp to enable the moving clamp to slide on the slide rails while maintaining stability. The long grooves are arranged on the bottom of the moving clamp on the front and rear sides, respectively, to ensure that the movement of the clamp in different directions is well supported and guided.

[0010] As a further description of the above technical scheme:

[0011] The inner wall of the moving clamp is provided with a circular groove one, and the inner wall of the circular groove one is rotatably connected with the outer wall of the cylindrical sleeve.

[0012] Through the above technical scheme: the inner wall of the moving clamp is provided with a circular groove one, and the inner wall of the circular groove one is rotatably connected with the outer wall of the cylindrical sleeve.

[0013] As a further description of the above technical scheme:

[0014] The left side of the top of the welding frame is fixedly connected with a fixed clamp, and the bottom of the welding frame is fixedly connected with a plurality of legs around the periphery.

[0015] Through the above technical scheme: the left side of the top of the welding frame is fixedly connected with a practical fixed clamp, so that the welding frame can be more stable and firm during use. In addition, in order to further enhance the stability and support of the welding frame, a plurality of firm legs are fixedly connected to the bottom of the welding frame around the periphery. The legs are fixedly connected to the bottom of the welding frame, ensuring that the welding frame can maintain good balance and stability in various working environments, thereby providing a reliable platform for welding work.

[0016] As a further description of the above technical scheme:

[0017] The inner wall of the fixed clamp is provided with a circular groove II, and the inner wall of the circular groove II is rotationally connected with the left end of the outer wall of the lower clamping plate.

[0018] The inner wall of the fixed clamp is provided with a circular groove II, and the inner wall of the circular groove II is rotationally connected with the left end of the outer wall of the lower clamping plate.

[0019] As a further description of the above technical solution:

[0020] The left end of the threaded rod is rotationally connected with a stop block, and the outer wall bottom of the stop block is fixedly connected with the top left side of the welding frame.

[0021] The left end of the threaded rod is rotationally connected with a stop block, and the outer wall bottom of the stop block is fixedly connected with the top left side of the welding frame.

[0022] As a further description of the above technical solution:

[0023] The right side of the hand crank is fixedly connected with a handle, and the top left side of the welding frame is provided with a small hole near the edge.

[0024] The right side of the hand crank is fixedly connected with a handle, and the top left side of the welding frame is provided with a small hole near the edge.

[0025] As a further description of the above technical solution:

[0026] The top rear end of the welding frame is fixedly connected with a rear stop plate, and the top left and right ends of the welding frame are fixedly connected with side stop plates.

[0027] The top rear end of the welding frame is fixedly connected with a rear stop plate, and the top left and right ends of the welding frame are fixedly connected with side stop plates.

[0028] The utility model has the advantages of:

[0029] 1、The utility model discloses a rotating head is screwed, will drive the bolt to be screwed out at this moment, will the fan blade be clamped in the upper clamping plate and lower clamping plate at this moment, will the rotating head be screwed back, then can carry out welding, when needing to turn over, take down the clamping post, start motor, the motor will drive the lower clamping plate to rotate at this moment, then the lower clamping plate drives the upper clamping plate to rotate, rotates the fan blade, simultaneously the fixed handle rotates, simultaneously the fixed cylinder and cylinder sleeve rotate in the movable clamp, realized when needing to rotate, can automatically rotate and then weld effect.

[0030] 2、The utility model discloses when the distance between movable clamp and fixed clamp is too far, rotates hand crank, hand crank will drive screw rod to rotate at this moment, and screw rod will rotate in semicircle recess at this moment, screw rod will rotate and push forward the threaded sleeve at this moment, and the long slot of both sides will slide on the outer wall of slide rail, realized the effect that the interval of movable clamp and fixed clamp can be adjusted according to actual conditions. DRAWINGS

[0031] Figure 1 It is a front side perspective drawing of the welding frame of the fan blade of the windmill that the utility model proposes;

[0032] Figure 2 It is a top perspective drawing of the welding frame of the fan blade of the windmill that the utility model proposes;

[0033] Figure 3 It is a threaded rod partial structure split drawing of the welding frame of the fan blade of the windmill that the utility model proposes;

[0034] Figure 4 It is a fixed cylinder partial structure split drawing of the welding frame of the fan blade of the windmill that the utility model proposes;

[0035] Figure 5 It is a clamping post partial structure split drawing of the welding frame of the fan blade of the windmill that the utility model proposes.

[0036] Legend:

[0037] 1, welding frame;2, moving mechanism;201, hand crank;202, screw rod;203, semicircle recess;204, threaded sleeve;205, slide rail;206, long slot;3, fixed block;4, motor;5, lower clamping plate;6, upper clamping plate;7, rotating head;8, bolt;9, clamping post;10, round recess one;11, cylinder sleeve;12, fixed cylinder;13, movable clamp;14, fixed clamp;15, round recess two;16, handle;17, stop block;18, small hole;19, support leg;20, back baffle;21, side baffle. DETAILED DESCRIPTION

[0038] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0039] Please refer to the drawings of the embodiments of the utility model Figure 1 , the drawings of the embodiments of the utility model Figure 4 and the drawings of the embodiments of the utility model Figure 5 , the utility model provides an embodiment: a kind of welding frame of windmill fan blade, including welding frame 1, the top left end of welding frame 1 is fixedly connected with fixed block 3, it plays the role of fixed support, the inner wall top of fixed block 3 is fixedly connected with motor 4, it provides power source for whole, the output end of motor 4 is fixedly connected with lower clamping plate 5, the top right side of lower clamping plate 5 is slidably connected with upper clamping plate 6, the top left end of upper clamping plate 6 is screw-connected with bolt 8, the outer wall bottom of bolt 8 is screw-connected with the inner wall bottom of lower clamping plate 5, the top of bolt 8 is fixedly connected with rotating head 7, bolt 8 can be rotated, the left side of lower clamping plate 5 is slidably connected with clamping column 9 close to edge, the top right side of welding frame 1 is slidably connected with moving clamp 13, the inner wall of moving clamp 13 is rotatably connected with cylindrical sleeve 11, the left end of cylindrical sleeve 11 is fixedly connected with fixed cylinder 12, it plays the role of fixed support, moving mechanism 2 is set up in the top right side of welding frame 1, and moving mechanism 2 is used to adjust distance;

[0040] Specifically, the top left end of the welding frame 1 is connected with a fixed block 3 by fixed connection, the fixed block 3 is designed to have an inner wall top fixedly connected with a motor 4, the output end of the motor 4 is fixedly connected with a lower clamping plate 5, the top right side of the lower clamping plate 5 is slidably connected with an upper clamping plate 6, the top left end of the upper clamping plate 6 is connected with a bolt 8 by screw connection, the outer wall bottom of the bolt 8 is screw-connected with the inner wall bottom of the lower clamping plate 5, and the top of the bolt 8 is fixedly connected with a rotating head 7, in addition, the left side of the lower clamping plate 5 is slidably connected with a clamping column 9 close to the edge, the top right side of the welding frame 1 is slidably connected with a moving clamp 13, the inner wall of the moving clamp 13 is rotatably connected with a cylindrical sleeve 11, the left end of the cylindrical sleeve 11 is fixedly connected with a fixed cylinder 12, in order to realize the function of adjusting distance, the top right side of the welding frame 1 is also provided with a moving mechanism 2, and the moving mechanism 2 is used to adjust distance.

[0041] Please refer to the drawings of the embodiments of the utility model Figure 1 , the drawings of the embodiments of the utility model Figure 2 and the drawings of the embodiments of the utility model Figure 3The moving mechanism 2 includes a threaded rod 202. The left end of the threaded rod 202 is rotatably connected to the top of the welding frame 1 near the middle. A semi-circular groove 203 is provided at the top right end of the welding frame 1, so that the threaded rod 202 can be locked in the semi-circular groove 203. A hand crank 201 is fixedly connected to the right end of the threaded rod 202. A threaded sleeve 204 is threadedly connected to the outer wall of the threaded rod 202. The threaded sleeve 204 can move on the threaded rod 202. Multiple slide rails 205 are fixedly connected to the front and rear ends of the top right side of the welding frame 1. Multiple long grooves 206 are provided on the front and rear sides of the bottom of the moving clamp 13, making the whole more stable.

[0042] Specifically, the moving mechanism 2 includes a threaded rod 202. The left end of the threaded rod 202 is fixed to the top of the welding frame 1 near the center via a rotatable connection. This connection allows the threaded rod 202 to rotate freely on the welding frame 1, thus achieving smooth movement. To further enhance the structural stability, a semi-circular groove 203 is specially provided at the top right end of the welding frame 1. This semi-circular groove 203 provides additional support and positioning for the right end of the threaded rod 202. A hand crank 201 is fixedly connected to the right end of the threaded rod 202. The operator can easily rotate the threaded rod 202 using the hand crank 201, thereby controlling the moving fixture. In addition to the movement of the moving clamp 13, a threaded sleeve 204 is threadedly connected to the outer wall of the threaded rod 202. This threaded sleeve 204 engages with the threaded rod 202 to provide precise movement control. To ensure the stability of the moving clamp 13 during movement, multiple slide rails 205 are fixedly connected to the front and rear ends of the top right side of the welding frame 1. These slide rails 205 engage with the elongated grooves 206 at the bottom of the moving clamp 13, allowing the moving clamp 13 to slide on the slide rails 205 while remaining stable. These elongated grooves 206 are respectively opened on the front and rear sides of the bottom of the moving clamp 13 to ensure good support and guidance for the movement of the clamp in different directions.

[0043] Please see the appendix Figure 1 Appendix Figure 2 and attached Figure 4 The inner wall of the movable clamp 13 is provided with a circular groove 10. The inner wall of the circular groove 10 is rotatably connected to the outer wall of the cylindrical sleeve 11. The top left side of the welding frame 1 is fixedly connected with a fixing clamp 14, which serves to clamp. Multiple support legs 19 are fixedly connected to the bottom of the welding frame 1. The inner wall of the fixing clamp 14 is provided with a circular groove 15. The inner wall of the circular groove 15 is rotatably connected to the left end of the outer wall of the lower clamping plate 5, making the overall connection more stable.

[0044] Specifically, the inner wall of the movable clamp 13 is provided with a circular groove 10. The inner wall of this circular groove 10 is tightly connected to the outer wall of the cylindrical sleeve 11 by rotation, thereby ensuring that the movable clamp 13 and the cylindrical sleeve 11 can rotate. A practical fixing clamp 14 is fixedly connected to the top left side of the welding frame 1, making the welding frame 1 more stable and firm during use. In addition, in order to further enhance the stability and support of the welding frame 1, multiple sturdy legs 19 are fixedly connected to the bottom of the frame 1. These legs 19 are fixedly connected to the bottom of the welding frame 1, ensuring that the welding frame 1 can maintain good balance and stability in various working environments, thus providing a reliable platform for welding operations. The inner wall of the fixed clamp 14 is provided with a circular groove 15. The inner wall structure of this circular groove 15 can be rotatedly connected to the left end of the outer wall of the lower clamping plate 5, thereby ensuring flexible cooperation and stable fixation between the clamp and the lower clamping plate 5.

[0045] Please see the appendix Figure 1 Appendix Figure 2 and attached Figure 3 A stop 17 is rotatably connected to the left end of the threaded rod 202. The bottom of the outer wall of the stop 17 is fixedly connected to the top left side of the welding frame 1 near the middle. The stop 17 can fix the threaded rod 202. A handle 16 is fixedly connected to the right side of the hand crank 201. A small hole 18 is opened at the top left side of the welding frame 1 near the edge. A rear baffle 20 is fixedly connected to the top rear end of the welding frame 1. Side baffles 21 are fixedly connected to the top left and right ends of the welding frame 1 to protect the welding work.

[0046] Specifically, the left end of the threaded rod 202 is rotatably connected to a stop 17. The bottom part of the outer wall of the stop 17 is fixedly connected to the top left side of the welding frame 1 near the middle. This design ensures the stability and firmness between the stop 17 and the welding frame 1, so that the entire structure can withstand a certain force and pressure during use, ensuring the stable operation of the equipment. The right side of the hand crank 201 is fixedly connected to the handle 16, making it easier to hold and crank the handle. In addition, a small hole 18 is opened at the top left edge of the welding frame 1. A rear baffle 20 is fixedly connected to the top rear end of the welding frame 1 to prevent the sparks and spatter generated during welding from spreading backward. In addition, side baffles 21 are also fixedly connected to the top left and right ends of the welding frame 1. The function of these side baffles 21 is to further limit the spread range of sparks and spatter generated during welding, ensuring the cleanliness and safety of the welding operation area.

[0047] Working principle: twist the rotating head 7, at this time the rotating head 7 will drive the bolt 8 to be screwed out, at this time the fan blade is clamped in the upper clamp plate 6 and the lower clamp plate 5, at this time the rotating head 7 is screwed back, then welding can be carried out, when the surface needs to be turned over, remove the clamping column 9, start the motor 4, at this time the motor 4 will drive the lower clamp plate 5 to rotate, then the lower clamp plate 5 drives the upper clamp plate 6 to rotate, the fan blade is rotated, at the same time the fixed handle is rotated, at the same time the fixed handle drives the fixed cylinder 12 and the cylinder sleeve 11 to rotate in the moving clamp 13, when the rotation is needed, the effect that the fan blade can be automatically rotated and then welded is realized;

[0048] When the distance between the moving clamp 13 and the fixed clamp 14 is too far, the hand crank 201 is rotated, at this time the hand crank 201 will drive the threaded rod 202 to rotate, at the same time the threaded rod 202 will rotate in the semicircular groove 203, at this time the threaded rod 202 will rotate and push the threaded sleeve 204 to move forward, at the same time the long groove 206 on both sides will slide on the outer wall of the slide rail 205, so that the distance between the moving clamp 13 and the fixed clamp 14 becomes shorter, when the distance is too close, the hand crank 201 is rotated in the opposite direction, so that the moving clamp 13 moves backward, the effect that the distance between the moving clamp 13 and the fixed clamp 14 can be adjusted according to the actual situation is realized.

[0049] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A welding frame for wind turbine blades, comprising a welding frame (1), characterized in that: A fixing block (3) is fixedly connected to the top left end of the welding frame (1). A motor (4) is fixedly connected to the top of the inner wall of the fixing block (3). A lower clamping plate (5) is fixedly connected to the output end of the motor (4). An upper clamping plate (6) is slidably connected to the top right side of the lower clamping plate (5). A bolt (8) is threadedly connected to the top left end of the upper clamping plate (6). The bottom of the outer wall of the bolt (8) is threadedly connected to the bottom of the inner wall of the lower clamping plate (5). A rotating head (7) is fixedly connected to the top of the bolt (8). A locking post (9) is slidably connected to the left side of the lower clamping plate (5) near the edge. A moving clamp (13) is slidably connected to the top right side of the welding frame (1). A cylindrical sleeve (11) is rotatably connected to the inner wall of the moving clamp (13). A fixed cylinder (12) is fixedly connected to the left end of the cylindrical sleeve (11). A moving mechanism (2) is provided on the top right side of the welding frame (1). The moving mechanism (2) is used to adjust the distance.

2. The welding frame for windmill fan blades according to claim 1, characterized in that: The moving mechanism (2) includes a threaded rod (202), the left end of which is rotatably connected to the top of the welding frame (1) near the middle. A semi-circular groove (203) is provided at the top right end of the welding frame (1). A hand crank (201) is fixedly connected to the right end of the threaded rod (202). A threaded sleeve (204) is threadedly connected to the outer wall of the threaded rod (202). Multiple slide rails (205) are fixedly connected to the front and rear ends of the top right side of the welding frame (1). Multiple long grooves (206) are provided on the front and rear sides of the bottom of the moving clamp (13).

3. The welding frame for windmill blades according to claim 1, characterized in that: The inner wall of the movable clamp (13) is provided with a circular groove (10), and the inner wall of the circular groove (10) is rotatably connected to the outer wall of the cylindrical sleeve (11).

4. The welding frame for windmill blades according to claim 1, characterized in that: A fixing clamp (14) is fixedly connected to the top left side of the welding frame (1), and multiple support legs (19) are fixedly connected to the bottom four sides of the welding frame (1).

5. The welding frame for windmill blades according to claim 4, characterized in that: The inner wall of the fixing clamp (14) is provided with a circular groove (15), and the inner wall of the circular groove (15) is rotatably connected to the left end of the outer wall of the lower clamp (5).

6. The welding frame for windmill blades according to claim 2, characterized in that: The left end of the threaded rod (202) is rotatably connected to a stop (17), and the bottom of the outer wall of the stop (17) is fixedly connected to the top left side of the welding frame (1) near the middle.

7. The welding frame for windmill blades according to claim 2, characterized in that: A handle (16) is fixedly connected to the right side of the hand crank (201), and a small hole (18) is provided on the top left side of the welding frame (1) near the edge.

8. The welding frame for windmill blades according to claim 1, characterized in that: The welding frame (1) is fixedly connected to a rear baffle (20) at the top rear end, and the welding frame (1) is fixedly connected to a side baffle (21) at the top left and right ends.

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