Automatic assembling and welding equipment for accessories in wind power generation tower drum

Abstract

The invention discloses automatic assembling and welding equipment for accessories in a wind power generation tower drum, and relates to the technical field of wind power generation. The device comprises a rack, a bearing frame is slidably arranged on the rack, a first fixing frame, a second fixing frame and a third fixing frame which are sequentially distributed are arranged on the rack, a clamping mechanism, a plurality of positioning blocks and a plurality of electromagnets are arranged on the bearing frame, and the clamping mechanism is used for fixing or unfixing a surrounding edge; the positioning block corresponds to the through groove in the supporting plate, and the electromagnet is used for fixing or unfixing the supporting plate; the first welding head and the six second welding heads are all movably arranged on the first fixing frame, and a driving piece and a driving part are arranged on the first fixing frame. When the welding device is used, the circular seam and the longitudinal seam of the supporting plate are welded firstly, then the rectangular seam of the supporting plate is welded, and finally the transverse seam of the supporting plate is welded, so that automatic assembly line welding of the supporting plate is achieved, the welding efficiency is improved, and the welding device is more practical.

Description

Technical Field

[0001] The present application relates to the technical field of wind power generation, and in particular to an automatic welding device for accessories inside a wind power tower. Background Art

[0002] Wind power tower, referred to as wind power tower, is the tower pole of wind power generation. It mainly plays a supporting role in wind turbine generator sets and absorbs the vibration of the set. As the name implies, the accessories inside the wind power tower are the accessories installed inside the wind power tower. There are many types, such as ladders, cable trays, cable clamps, operation and maintenance platforms and lifting platforms, etc. The operation and maintenance platform is used for staff to stand and provide space for operating and maintaining equipment. The operation and maintenance platform usually includes a support frame, a surrounding edge and a top plate. During production, multiple I-shaped frames are assembled and welded to form a support frame, multiple arc plates are assembled and welded to the support frame to form a surrounding edge, and multiple support plates are assembled and welded to the support frame and the surrounding edge to form a top plate. Multiple support plates are shown in the attached manual. Figure 1 As shown in the arrangement, in the prior art, the welding of the support plate is usually performed manually. Due to the large number of welds, the welding is difficult and the welding efficiency is low. Therefore, an automatic welding equipment for accessories in a wind power tower is proposed. Summary of the invention

[0003] The purpose of the present application is to provide an automated welding device for accessories inside a wind power tower in order to solve the technical problem that the welding of support plates is usually done manually and the welding is difficult and inefficient due to the large number of welds.

[0004] In order to achieve the above-mentioned purpose, this application specifically adopts the following technical solutions:

[0005] An automatic welding device for accessories inside a wind power tower, comprising:

[0006] A frame, on which a carrier frame is slidably arranged, the frame is provided with a first fixing frame, a second fixing frame and a third fixing frame distributed in sequence, the carrier frame is provided with a clamping mechanism, a plurality of positioning blocks and a plurality of electromagnets, the clamping mechanism is used to fix or release the surrounding edge, the positioning blocks correspond to the through slots on the support plate, and the electromagnets are used to fix or release the support plate;

[0007] The first welding head and the six second welding heads are all movably arranged on a first fixing frame, and a driving member and a driving part are arranged on the first fixing frame, and the first welding head is driven to move in a circular motion by the driving member, and the six second welding heads are driven to move synchronously along the X-axis direction by the driving part;

[0008] A third welding head is movably arranged on the second fixing frame, and a driving mechanism is arranged on the second fixing frame, and the third welding head is driven to move along a rectangular track by the driving mechanism;

[0009] The fourth welding head is movably arranged on the third fixing frame, and a driving member is arranged on the third fixing frame, and the fourth welding head is driven to move along the Y-axis direction by the driving member.

[0010] Furthermore, the clamping mechanism includes a ring plate rotatably mounted on a carrier frame, a plurality of strip grooves are formed on the ring plate, a plurality of arc rods rotatably mounted on the carrier frame and all of which are in contact with and overlap the surrounding edge, and a protrusion that slides with the strip grooves is formed on the arc rods.

[0011] Furthermore, an outer gear ring is arranged on the ring plate, a shaft rod is rotatably arranged on the carrier frame, and a fixed gear meshing with the outer gear ring is arranged on the shaft rod.

[0012] Furthermore, the driving member includes a ring rail arranged on a first fixed frame, an inner gear ring is arranged on the ring rail, a driving frame is movably arranged on the ring rail, a roller member and a driving gear are rotatably arranged on the driving frame, the roller member and the ring rail are rollingly overlapped, the driving gear is meshed with the inner gear ring, and the first welding head is arranged on the driving frame.

[0013] Furthermore, the ring rail is constructed with two relatively distributed annular grooves, the inner gear ring is arranged in one of the annular grooves, and the roller member includes a first roller and a second roller, each of which is multiple in number. The first roller rolls and overlaps with the other annular groove, and the second roller rolls and overlaps with the ring rail.

[0014] Furthermore, the driving part includes two first sliding rods and two second sliding rods, both of which are slidably arranged on the first fixed frame, and the first forward and reverse screw rod and the second forward and reverse screw rod are rotatably arranged on the first fixed frame and are connected to each other through a differential gear pair. The two first sliding rods are respectively threadedly matched with the forward and reverse thread segments of the first forward and reverse screw rod, and the two second sliding rods are respectively threadedly matched with the forward and reverse thread segments of the second forward and reverse screw rod, wherein two second welding heads are respectively arranged on the two second sliding rods, and the remaining four second welding heads are grouped in pairs and are respectively arranged on the two first sliding rods.

[0015] Furthermore, the driving mechanism includes a fixed rod arranged on the second fixed frame, a guide rod is slidably arranged on the fixed rod, a slider is slidably arranged on the guide rod, a driving block is rotatably arranged on the second fixed frame, a limiting rod is slidably arranged on the driving block and a return spring is arranged between the two, the free end of the limiting rod is hinged to the slider, and the third welding head is arranged on the slider.

[0016] Furthermore, the driving member includes a moving block slidably arranged on the third fixed frame, the moving block is provided with an adjusting block, the fourth welding head is arranged on the adjusting block, and a screw threadedly penetrating the moving block is rotatably arranged on the third fixed frame.

[0017] Furthermore, the adjusting block is slidably arranged on the moving block, and linkage parts are arranged on the third fixing frame and the adjusting block. When the moving block slides, the adjusting block is driven to slide back and forth intermittently through the linkage parts.

[0018] Furthermore, the linkage member includes a fixed plate arranged on a third fixed frame, a guide groove is opened on the fixed plate, and the guide groove includes a first straight groove, a first trapezoidal groove, a second straight groove, a second trapezoidal groove and a third straight groove connected in sequence, and the adjustment block is provided with a convex column that slides with the guide groove.

[0019] The beneficial effects of the present application are as follows: when the present application is in use, the circumferential seam and longitudinal seam of the support plate are welded first, then the rectangular seam of the support plate is welded, and finally the transverse seam of the support plate is welded, so as to realize automated assembly line welding of the support plate, thereby improving welding efficiency and thus being more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural stereogram of the operation and maintenance platform in the prior art;

[0021] Figure 2 It is a three-dimensional diagram of the structure of this application;

[0022] Figure 3 It is a structural stereogram of the carrier frame of the present application;

[0023] Figure 4 It is an exploded perspective view of some structures of this application;

[0024] Figure 5 This application Figure 4 The enlarged view of point A in the middle;

[0025] Figure 6 It is a structural stereogram of the first fixing frame of the present application;

[0026] Figure 7 This application Figure 6 A three-dimensional cross-sectional view of

[0027] Figure 8 This application Figure 7 The enlarged view of point B in the middle;

[0028] Fig. 9 It is a structural stereogram of the drive frame of the present application;

[0029] Fig.10 It is a three-dimensional diagram of some structures of this application;

[0030] Fig.11 is a structural stereogram of the second fixing frame of the present application;

[0031] Fig.12 It is a three-dimensional diagram of another part of the structure of this application;

[0032] Fig.13 This application Fig.12 Enlarged view of point C in the middle;

[0033] Fig.14 is a structural stereogram of the third fixing frame of the present application;

[0034] Fig.15 This application Fig.14 Enlarged view of point D in the middle.

[0035] Figure numerals: 1, frame; 2, carrier frame; 3, first fixed frame; 4, second fixed frame; 5, third fixed frame; 6, positioning block; 7, electromagnet; 8, first welding head; 9, second welding head; 10, third welding head; 11, fourth welding head; 12, ring plate; 13, strip groove; 14, arc rod; 15, protrusion; 16, outer gear ring; 17, shaft rod; 18, fixed gear; 19, ring rail; 20, inner gear ring; 21, drive frame; 22, drive Moving gear; 23, annular groove; 24, first roller; 25, second roller; 26, first slide rod; 27, second slide rod; 28, first forward and reverse screw rod; 29, second forward and reverse screw rod; 30, differential gear pair; 31, fixed rod; 32, guide rod; 33, slider; 34, driving block; 35, limit rod; 36, reset spring; 37, moving block; 38, adjusting block; 39, screw; 40, fixed plate; 41, guide groove; 42, boss. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application.

[0037] like Figure 1-Figure 14 As shown, an embodiment of the present application provides an automatic welding device for accessories inside a wind power tower, comprising:

[0038] A frame 1, on which a carrier frame 2 is slidably arranged, the carrier frame 2 slides in the horizontal direction, the frame 1 has a loading station, a first welding station, a second welding station, a third welding station and a unloading station distributed in sequence along the Y-axis direction, the frame 1 is provided with a first fixed frame 3, a second fixed frame 4 and a third fixed frame 5 distributed in sequence, the first fixed frame 3, the second fixed frame 4 and the third fixed frame 5 are all fixed on the frame 1, the first fixed frame 3 corresponds to the first welding station, the second fixed frame 4 corresponds to the second welding station, the third fixed frame 5 corresponds to the third welding station, the carrier frame 2 is provided with a clamping mechanism, a plurality of positioning blocks 6 and a plurality of electromagnets 7, the clamping mechanism is used to fix or release the surrounding edge, in this embodiment, the number of the positioning blocks 6 is two and they are all fixed on the carrier frame 2, the positioning blocks 6 correspond to the through slots on the support plate, the plurality of electromagnets 7 are all fixed on the carrier frame 2, and the electromagnet 7 is used to fix or release the support plate;

[0039] The first welding head 8 and the six second welding heads 9 are all movably arranged on the first fixing frame 3. The first welding head 8 and the second welding heads 9 are all movable in the horizontal direction. The first fixing frame 3 is provided with a driving member and a driving part. The first welding head 8 is driven by the driving member to move in a circular motion, and the six second welding heads 9 are driven by the driving part to move synchronously in the X-axis direction.

[0040] A third welding head 10 is movably arranged on the second fixing frame 4. The third welding head 10 moves in a horizontal direction. A driving mechanism is arranged on the second fixing frame 4. The driving mechanism drives the third welding head 10 to move along a rectangular track.

[0041] The fourth welding head 11 is movably arranged on the third fixing frame 5. The fourth welding head 11 moves in the horizontal direction. The third fixing frame 5 is provided with a driving member, and the fourth welding head 11 is driven by the driving member to move in the Y-axis direction.

[0042] In the initial state, the carrier frame 2 is located at the loading station. When the operation and maintenance platform is in production, multiple work-shaped frames are assembled and welded into a support frame, multiple arc plates are assembled and welded on the support frame to form a surrounding edge, and then the support frame is placed horizontally on the carrier frame 2, and the surrounding edge is fixed by a clamping mechanism. Multiple support plates are assembled and welded. Figure 1As shown, the plurality of support plates are assembled on the support frame and the surrounding edge, and form an annular seam, a rectangular seam, a transverse seam and six longitudinal seams. The first welding head 8 corresponds to the annular seam, the six second welding heads 9 correspond to the six longitudinal seams respectively, the third welding head 10 corresponds to the rectangular seam, and the fourth welding head 11 corresponds to the transverse seam. The positioning block 6 corresponds to the through groove on the support plate, and the plurality of electromagnets 7 are energized. The support plate is fixed by the electromagnet 7 to facilitate subsequent welding, and then the carrier frame 2 is driven to slide from the loading station to the first welding station, and the first welding head 8 is driven by the driving member to move in a circular motion, so as to weld the annular seam of the support plate, and the six second welding heads 9 are driven by the driving part to move synchronously along the X-axis direction, so as to weld the six longitudinal seams of the support plate, and then Drive the carrier 2 to slide from the first welding station to the second welding station, and drive the third welding head 10 to move along the rectangular track through the driving mechanism, so as to weld the rectangular seam of the support plate, then drive the carrier 2 to slide from the second welding station to the third welding station, and drive the fourth welding head 11 to move along the Y-axis direction through the driving member, so as to weld the transverse seam of the support plate, so as to realize welding of the support plate, so that multiple support plates form a top plate, and the support frame, the surrounding edge and the top plate form an operation and maintenance platform, and finally drive the carrier 2 to slide from the third welding station to the unloading station, release the surrounding edge through the clamping mechanism, and power off the multiple electromagnets 7 to release the support plate, and then remove the operation and maintenance platform from the carrier 2;

[0043] In summary, when the present application is used, the circumferential seam and longitudinal seam of the support plate are welded first, then the rectangular seam of the support plate is welded, and finally the transverse seam of the support plate is welded, so as to realize automated assembly line welding of the support plate, improve welding efficiency, and therefore be more practical.

[0044] like Figure 3-Figure 5 As shown, in some embodiments, the clamping mechanism includes a ring plate 12 rotatably arranged on the carrier 2, the ring plate 12 is in a horizontal direction, a plurality of strip grooves 13 are opened on the ring plate 12, the plurality of strip grooves 13 are all in a horizontal direction and distributed in a circular array, the strip grooves 13 have initial points and limit points of relative distribution, a plurality of arc rods 14 are rotatably arranged on the carrier 2, all of which are in contact with and overlap the surrounding edge, the arc rods 14 are in a horizontal direction and slide in the horizontal direction, the number of the arc rods 14 is the same as the number of the strip grooves 13, and a protrusion 15 that slides with the strip grooves 13 is arranged on the arc rod 14, the protrusion 15 is in a vertical direction and fixed on the arc rod 14;

[0045] Referring to the above, in the initial state, the multiple arc rods 14 are all away from the axis of the ring plate 12, and the protrusion 15 is located at the initial point of the strip groove 13. When the support frame is placed horizontally on the carrier frame 2, the ring plate 12 is driven to rotate forward, and the multiple protrusions 15 slide from multiple initial points to multiple limit points respectively, thereby driving the multiple arc rods 14 to slide synchronously to the axis close to the ring plate 12, until the multiple arc rods 14 are in contact with and overlap the surrounding edge to fix the surrounding edge. Conversely, the ring plate 12 is driven to reverse, and the multiple protrusions 15 slide from multiple limit points to multiple initial points respectively, thereby driving the multiple arc rods 14 to slide synchronously to the axis away from the ring plate 12, until the multiple arc rods 14 are away from the surrounding edge to release the fixation of the surrounding edge.

[0046] like Figure 5 As shown, in some embodiments, an outer toothed ring 16 is disposed on the ring plate 12, the outer toothed ring 16 is horizontally oriented and fixedly disposed on the ring plate 12, a shaft 17 is rotatably disposed on the carrier 2, the shaft 17 is vertically oriented, a fixed gear 18 meshing with the outer toothed ring 16 is disposed on the shaft 17, the fixed gear 18 is horizontally oriented and fixedly disposed on the shaft 17;

[0047] Referring to the above, when in use, the shaft 17 is driven to rotate, driving the fixed gear 18 to rotate together, and the outer gear ring 16 will rotate due to the meshing action and drive the ring plate 12 to rotate together. In actual use, a motor should be installed on the carrier 2 and the output shaft of the motor should be connected to the shaft 17. The shaft 17 is driven to rotate by the motor, which is more convenient to use.

[0048] like Figure 6-Figure 9 As shown, in some embodiments, the driving member includes a ring rail 19 arranged on the first fixed frame 3, the ring rail 19 is horizontal and fixed on the first fixed frame 3, an inner gear ring 20 is arranged on the ring rail 19, the inner gear ring 20 is horizontal and fixed on the ring rail 19, a driving frame 21 is movably arranged on the ring rail 19, the driving frame 21 moves in the horizontal direction, a roller member and a driving gear 22 are rotatably arranged on the driving frame 21, the driving gear 22 is horizontal, the roller member rolls and overlaps with the ring rail 19, and the driving gear 22 is meshed with the inner gear ring 20. In this embodiment, a motor is fixed on the driving frame 21, the output shaft of the motor is vertical and fixedly connected to the driving gear 22, and the first welding head 8 is arranged on the driving frame 21;

[0049] Referring to the above, when in use, the motor works, the output shaft rotates, and drives the driving gear 22 to rotate. The driving gear 22 revolves due to the meshing action and drives the driving frame 21 to make a circular motion on the ring rail 19, so as to drive the first welding head 8 to make a circular motion. In this process, the roller part can not only make the movement of the driving frame 21 smoother, but also guide and limit the driving frame 21.

[0050] like Figure 6-Figure 9As shown, in some embodiments, the ring rail 19 is configured with two relatively distributed annular grooves 23, the two annular grooves 23 are both horizontal and respectively located on the outer side and the inner side of the ring rail 19, the inner gear ring 20 is arranged in one of the annular grooves 23, and the roller member includes a plurality of first rollers 24 and second rollers 25, the first rollers 24 and the second rollers 25 are both horizontal, the first roller 24 rolls and overlaps with the other annular groove 23, and the second roller 25 rolls and overlaps with the ring rail 19;

[0051] Referring to the above, when the driving frame 21 performs a circular motion on the ring rail 19 , the plurality of first rollers 24 roll together in the annular groove 23 , and the plurality of second rollers 25 all contact and overlap with the ring rail 19 , so as to guide and limit the driving frame 21 .

[0052] like Fig.10 As shown, in some embodiments, the driving part includes two first slide bars 26 and two second slide bars 27, both of which are slidably arranged on the first fixed frame 3, and the first slide bars 26 and the second slide bars 27 slide along the X-axis direction. The first fixed frame 3 is rotatably provided with a first forward and reverse screw rod 28 and a second forward and reverse screw rod 29, and the two are connected by a differential gear pair 30. The first forward and reverse screw rod 28 and the second forward and reverse screw rod 29 are both in horizontal directions. The differential gear pair 30 includes two gears that are both in vertical directions and meshing. The diameters of the two gears are different and are respectively fixed on the first forward and reverse screw rod 28. and the second forward and reverse screw rod 29. When the first forward and reverse screw rod 28 rotates, the second forward and reverse screw rod 29 is driven to rotate synchronously and differentially through the differential gear pair 30, that is, the rotation speed of the first forward and reverse screw rod 28 is greater than the rotation speed of the second forward and reverse screw rod 29. The two first slide bars 26 are respectively threadedly matched with the forward and reverse thread segments of the first forward and reverse screw rod 28, and the two second slide bars 27 are respectively threadedly matched with the forward and reverse thread segments of the second forward and reverse screw rod 29, wherein two second welding heads 9 are respectively arranged on the two second slide bars 27, and the remaining four second welding heads 9 are grouped in pairs and are respectively arranged on the two first slide bars 26;

[0053] Referring to the above, in the initial state, the two first slide bars 26 are both located in the initial position and are in contact with each other, and the two second slide bars 27 are both located in the initial position. When in use, the first forward and reverse screw rod 28 is driven to rotate, and the two first slide bars 26 are respectively slid synchronously in the opposite direction due to the action of the forward and reverse threads to move away from each other, thereby driving the four second welding heads 9 to move synchronously. At the same time, the second forward and reverse screw rod 29 is driven to rotate synchronously and differentially through the differential gear pair 30, and the two second slide bars 27 are respectively slid synchronously in the opposite direction due to the action of the forward and reverse threads to move away from each other, thereby driving the two second welding heads 9 to move synchronously. The sliding stroke of the first slide bar 26 is greater than the sliding stroke of the second slide bar 27, so as to drive the six second welding heads 9 to move synchronously along the X-axis direction.

[0054] like Figure 11-13As shown, in some embodiments, the driving mechanism includes a fixed rod 31 arranged on the second fixed frame 4, the fixed rod 31 is in a horizontal direction and fixed on the second fixed frame 4, a guide rod 32 is slidably arranged on the fixed rod 31, the guide rod 32 is in a horizontal direction and slides along the length direction of the fixed rod 31, a slider 33 is slidably arranged on the guide rod 32, and the slider 33 slides along the length direction of the guide rod 32, a driving block 34 is rotatably arranged on the second fixed frame 4, a limiting rod 35 is slidably arranged on the driving block 34, and a reset spring 36 is arranged between the two, the limiting rod 35 slides in the horizontal direction, the reset spring 36 is in a horizontal direction and the two ends are respectively fixedly connected to the driving block 34 and the limiting rod 35, the free end of the limiting rod 35 is hinged to the slider 33, and the third welding head 10 is arranged on the slider 33;

[0055] Referring to the above, in the initial state, the guide rod 32 is located at the initial position of the fixed rod 31, the slider 33 is located at the initial position of the guide rod 32, the limit rod 35 is located at the initial position, and the return spring 36 is in a natural state. When in use, the driving block 34 is driven to rotate, driving the limit rod 35, the slider 33 and the guide rod 32 to move together. In this process, the limit rod 35 first slides to the limit position, the return spring 36 is squeezed, and the guide rod 32 slides to the middle position of the fixed rod 31, and then the limit rod 35 slides to the initial position, the return spring 36 is reset to the natural state, and the guide rod 32 slides to the limit position of the fixed rod 31 Then, the limit rod 35 and the return spring 36 repeat the movement state more than three times. In the first process, the slider 33 first slides to the middle position of the guide rod 32, and then slides to the extreme position of the guide rod 32. In the second process, the guide rod 32 first slides to the middle position of the fixed rod 31, and then slides to the extreme position of the fixed rod 31. In the third process, the slider 33 first slides to the middle position of the guide rod 32, and then slides to the initial position of the guide rod 32. At this point, the slider 33 completes a complete rectangular trajectory movement and drives the third welding head 10 to move together, so as to drive the third welding head 10 to move along the rectangular trajectory.

[0056] like Fig.15 As shown, in some embodiments, the driving member includes a moving block 37 slidably disposed on the third fixed frame 5, the moving block 37 slides along the Y-axis direction, an adjusting block 38 is disposed on the moving block 37, the fourth welding head 11 is disposed on the adjusting block 38, and a screw 39 threaded through the moving block 37 is rotatably disposed on the third fixed frame 5, and the screw 39 is in a horizontal direction;

[0057] Referring to the above, when in use, the screw rod 39 is driven to rotate, and the moving block 37 will slide along the Y-axis direction due to the action of the thread and drive the fourth welding head 11 to move together, so as to drive the fourth welding head 11 to move along the Y-axis direction.

[0058] like Fig.15As shown, in some embodiments, the adjustment block 38 is slidably arranged on the moving block 37, and the adjustment block 38 slides in the vertical direction. The third fixing frame 5 and the adjustment block 38 are provided with linkage members. When the moving block 37 slides, the adjustment block 38 is driven to slide back and forth intermittently through the linkage member. The intermittent reciprocating sliding here means that the adjustment block 38 first slides along the Y-axis direction, then slides along the trapezoidal track, then continues to slide along the Y-axis direction, then slides along the trapezoidal track, and finally continues to slide along the Y-axis direction;

[0059] Referring to the above, when the moving block 37 slides, the adjusting block 38 is driven to slide intermittently back and forth through the linkage. When the adjusting block 38 slides along the trapezoidal track, the fourth welding head 11 can avoid the rectangular track that has been welded previously, thereby avoiding repeated welding.

[0060] like Fig.15 As shown, in some embodiments, the linkage member includes a fixing plate 40 disposed on the third fixing frame 5, the fixing plate 40 is horizontally oriented and fixedly disposed on the third fixing frame 5, a guide groove 41 is provided on the fixing plate 40, and the guide groove 41 includes a first straight groove, a first trapezoidal groove, a second straight groove, a second trapezoidal groove and a third straight groove that are sequentially connected, and a convex column 42 that slides with the guide groove 41 is provided on the adjustment block 38, and the convex column 42 is horizontally oriented and fixedly disposed on the adjustment block 38;

[0061] Referring to the above, in the initial state, the boss 42 is located in the first straight groove, and the adjustment block 38 is located in the initial position. When the moving block 37 slides, the boss 42 passes through the first straight groove, the first trapezoidal groove, the second straight groove, the second trapezoidal groove and the third straight groove in sequence, thereby driving the adjustment block 38 to slide back and forth intermittently.

[0062] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An automatic welding device for accessories inside a wind power tower, characterized in that: include: A frame (1) is provided with a support frame (2) slidably disposed thereon, the frame (1) is provided with a first fixed frame (3), a second fixed frame (4) and a third fixed frame (5) which are sequentially distributed, the support frame (2) is provided with a clamping mechanism, a plurality of positioning blocks (6) and a plurality of electromagnets (7), the clamping mechanism is used to fix or release the surrounding edge, the positioning blocks (6) correspond to the through slots on the support plate, and the electromagnets (7) are used to fix or release the support plate; The first welding head (8) and the six second welding heads (9) are all movably arranged on the first fixing frame (3); the first fixing frame (3) is provided with a driving member and a driving unit, the driving member drives the first welding head (8) to move in a circular motion, and the driving unit drives the six second welding heads (9) to move synchronously along the X-axis direction; A third welding head (10) is movably arranged on the second fixing frame (4), wherein the second fixing frame (4) is provided with a driving mechanism, and the third welding head (10) is driven by the driving mechanism to move along a rectangular track; The fourth welding head (11) is movably arranged on the third fixing frame (5), and a driving member is arranged on the third fixing frame (5), and the fourth welding head (11) is driven to move along the Y-axis direction by the driving member.

2. The automatic welding equipment for accessories inside wind power tower according to claim 1 is characterized in that: The clamping mechanism comprises a ring plate (12) rotatably arranged on a carrier (2), a plurality of strip grooves (13) being provided on the ring plate (12), a plurality of arc-shaped rods (14) rotatably arranged on the carrier (2) and all of which are in contact with and overlap the surrounding edge, and a protrusion (15) slidably matched with the strip grooves (13) being provided on the arc-shaped rods (14).

3. The automatic welding equipment for accessories inside wind power tower according to claim 2 is characterized in that: An outer toothed ring (16) is arranged on the ring plate (12), a shaft (17) is rotatably arranged on the carrier frame (2), and a fixed gear (18) meshing with the outer toothed ring (16) is arranged on the shaft (17).

4. The automatic welding equipment for accessories inside wind power tower according to claim 1 is characterized in that: The driving member comprises a ring rail (19) arranged on a first fixed frame (3), an inner gear ring (20) being arranged on the ring rail (19), a driving frame (21) being movably arranged on the ring rail (19), a roller member and a driving gear (22) being rotatably arranged on the driving frame (21), the roller member rollingly overlaps the ring rail (19), the driving gear (22) meshes with the inner gear ring (20), and a first welding head (8) is arranged on the driving frame (21).

5. The automatic welding equipment for accessories inside wind power tower according to claim 4 is characterized in that: The ring rail (19) is provided with two relatively distributed annular grooves (23), the inner gear ring (20) is arranged in one of the annular grooves (23), the roller member comprises a plurality of first rollers (24) and second rollers (25), the first roller (24) is in rolling overlap with the other annular groove (23), and the second roller (25) is in rolling overlap with the ring rail (19).

6. The automatic welding equipment for accessories inside wind power tower according to claim 1 is characterized in that: The driving part comprises two first slide bars (26) and two second slide bars (27) both slidably arranged on the first fixed frame (3); a first forward and reverse screw rod (28) and a second forward and reverse screw rod (29) are rotatably arranged on the first fixed frame (3) and are transmission-connected via a differential gear pair (30); the two first slide bars (26) are respectively threadedly matched with the forward and reverse thread sections of the first forward and reverse screw rod (28); the two second slide bars (27) are respectively threadedly matched with the forward and reverse thread sections of the second forward and reverse screw rod (29); two second welding heads (9) are respectively arranged on the two second slide bars (27); and the remaining four second welding heads (9) are grouped in pairs and are respectively arranged on the two first slide bars (26).

7. The automatic welding equipment for accessories inside wind power tower according to claim 1 is characterized in that: The driving mechanism comprises a fixed rod (31) arranged on a second fixed frame (4), a guide rod (32) slidably arranged on the fixed rod (31), a slider (33) slidably arranged on the guide rod (32), a driving block (34) rotatably arranged on the second fixed frame (4), a limiting rod (35) slidably arranged on the driving block (34) and a return spring (36) arranged between the two, a free end of the limiting rod (35) is hinged to the slider (33), and the third welding head (10) is arranged on the slider (33).

8. The automatic welding equipment for accessories inside wind power tower according to claim 1 is characterized in that: The driving member comprises a moving block (37) slidably arranged on a third fixed frame (5), an adjusting block (38) being arranged on the moving block (37), a fourth welding head (11) being arranged on the adjusting block (38), and a screw rod (39) being rotatably arranged on the third fixed frame (5) and threadedly penetrating the moving block (37).

9. The automatic welding equipment for accessories inside wind power tower according to claim 8 is characterized in that: The adjusting block (38) is slidably arranged on the moving block (37); a linkage member is arranged on the third fixing frame (5) and the adjusting block (38); when the moving block (37) slides, the linkage member drives the adjusting block (38) to slide intermittently back and forth.

10. The automatic welding equipment for accessories inside a wind power tower according to claim 9 is characterized in that: The linkage member comprises a fixing plate (40) arranged on a third fixing frame (5), a guide groove (41) being provided on the fixing plate (40), the guide groove (41) comprising a first straight groove, a first trapezoidal groove, a second straight groove, a second trapezoidal groove and a third straight groove which are connected in sequence, and a convex column (42) which is slidably matched with the guide groove (41) is provided on the adjustment block (38).

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