Overturning and welding clamp for wiring terminal of transformer

Abstract

The overturning welding clamp comprises a transverse displacement assembly, a longitudinal displacement assembly is arranged at the upper end of the transverse displacement assembly, an overturning assembly is arranged at the upper end of the longitudinal displacement assembly, and the overturning assembly comprises a supporting plate. According to the device, the position of the overturning assembly can be adjusted through the arranged transverse displacement assembly and the arranged longitudinal displacement assembly, so that the clamp assembly at the upper end of the material placing assembly can be adjusted, the clamp assembly at the upper end of the material placing assembly can be driven to rotate through the arranged overturning assembly, and welding spots at multiple positions can be welded conveniently; therefore, repeated clamping of the clamp assembly can be avoided, the clamp assembly and the material placing assembly are limited through the multiple limiting blocks, assembling and disassembling of the clamp assembly are facilitated, after the clamp is disassembled, pre-clamping of the to-be-welded coil, the first to-be-welded terminal and the second to-be-welded terminal can be facilitated, and the welding efficiency can be improved.

Description

Technical Field

[0001] The present invention relates to the technical field of transformer production, and particularly to a flipping and welding fixture for transformer connection terminals. Background Art

[0002] Transformers are essential components in the power grid. Among them, a large number of connection terminals are required in transformers, and the connection terminals need to be assembled by welding. In the traditional welding process, manual welding is used. With the manual welding method, the work efficiency is relatively low, and the labor intensity of the operators is high.

[0003] In the existing welding fixtures for transformer connection terminals, when welding multiple terminals of a coil, the positions of the terminals need to be adjusted manually, and multiple clamping and adjustments are required, which is rather troublesome. To overcome these disadvantages, the present invention provides a flipping and welding fixture for transformer connection terminals. Summary of the Invention

[0004] The purpose of the present invention is to solve the disadvantages existing in the prior art, and a flipping and welding fixture for transformer connection terminals is proposed.

[0005] To achieve the above purpose, the present invention adopts the following technical solutions: A flipping and welding fixture for transformer connection terminals includes a lateral displacement component. A longitudinal displacement component is arranged at the upper end of the lateral displacement component, and a flipping component is arranged at the upper end of the longitudinal displacement component. The flipping component includes a support plate. A speed reducer is fixedly connected to the bottom end of the support plate, and a flipping motor is fixedly connected to the bottom end of the speed reducer. The output end of the flipping motor is fixedly connected to the input end of the speed reducer, and the output end of the speed reducer is fixedly connected to a material placing component. A fixture component is arranged inside the material placing component.

[0006] Further, the lateral displacement component includes a first slide rail and a support frame. A first screw rod is rotatably connected inside the first slide rail, and a first guide rail is fixedly connected to the upper end of the support frame.

[0007] Further, a first servo motor is fixedly connected to one end of the first slide rail, and the output end of the first servo motor is fixedly connected to one end of the first screw rod.

[0008] Further, the longitudinal displacement component includes a second slide rail. First and second sliders are respectively fixedly connected to both sides of the bottom end of the second slide rail, and a second guide rail is also fixedly connected to the bottom end of the second slide rail. The first slider is slidably connected to the first slide rail and is also threadedly connected to the first screw rod, and the second guide rail is slidably connected to the first guide rail.

[0009] Further, a second screw rod is rotatably connected inside the second slide rail, and a second servo motor is fixedly connected to one end of the second slide rail. The output end of the second servo motor is fixedly connected to one end of the second screw rod.

[0010] Further, a second slider is fixedly connected to the rear end of the support plate. The second slider is slidably connected to a second slide rail and is threadedly connected to a second screw.

[0011] Further, the material placing assembly includes a fixing plate fixedly connected to the output end of the speed reducer. Support rods are fixedly connected to the four corners of the upper end of the fixing plate. A material placing plate is fixedly connected to the upper ends of the support rods. A first slot and a second slot are respectively formed in the front and rear sides of the upper end of the material placing plate. A plurality of limiting blocks are fixedly connected to the upper end of the material placing plate.

[0012] Further, the fixture assembly includes a mounting plate. Grips are fixedly connected to both sides of the upper end of the mounting plate. A front baffle is bolted to the front side of the upper end of the mounting plate. Side baffles are bolted to the positions at both ends behind the front baffle on the upper end of the mounting plate. Intermediate partitions are bolted to the inner sides of the side baffles on the upper end of the mounting plate. L-shaped limiting plates are bolted to the positions in front of the side baffles and the intermediate partitions on the upper end of the front baffle. A third slot is formed in the rear side of the mounting plate. A rear object plate is bolted to the upper end of the third slot.

[0013] Further, material placing grooves are respectively formed in both sides of the upper end of the front baffle. A hinge is bolted to the outer side of one of the side baffles. A rear baffle is fixedly connected to the rear side of the hinge. An elastic clamping plate is fixedly connected to one end of the rear baffle. The elastic clamping plate is clamped and connected to the corresponding side baffle.

[0014] Further, a to-be-welded coil is arranged between each side baffle and the intermediate partition. First to-be-welded terminals are arranged inside the material placing grooves. Second to-be-welded terminals are arranged inside the material placing grooves.

[0015] Advantages of the present invention:

[0016] 1. For this transformer terminal flip welding fixture, the position of the flip assembly can be adjusted through the provided transverse displacement assembly and longitudinal displacement assembly, so that the fixture assembly on the upper end of the material placing assembly can be adjusted. The flip assembly can drive the fixture assembly on the upper end of the material placing assembly to rotate, which is convenient for welding solder joints at multiple positions, thus avoiding multiple clamping of the fixture assembly.

[0017] 2. For this transformer terminal flip welding fixture, the fixture assembly and the material placing assembly are limited by a plurality of limiting blocks, which is convenient for loading and unloading the fixture assembly. After the fixture is disassembled, it is convenient to pre-clamp the to-be-welded coil, the first to-be-welded terminal and the second to-be-welded terminal, which can improve the welding efficiency.

[0018] 3. The transformer terminal flipping and welding fixture is configured such that the fixture assembly limits the coil to be welded through the front baffle, middle partition, side baffle, L-shaped limit plate, and rear baffle. The first terminal to be welded is limited by the provided material placement groove, and the second terminal to be welded is limited by the provided rear object plate. Moreover, the rear baffle is rotatably connected to the corresponding side baffle through a hinge, facilitating the clamping of the coil to be welded, the first terminal to be welded, and the second terminal to be welded. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the present invention, the drawings required for use in the following description of the specific embodiments will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0020] Figure 1 : Schematic diagram of the overall structure of the present invention;

[0021] Figure 2 : Schematic diagram of the first slider and second guide rail structure of the present invention;

[0022] Figure 3 : Schematic diagram of the flipping assembly structure of the present invention;

[0023] Figure 4 : Schematic diagram of the material placement assembly structure of the present invention;

[0024] Figure 5 : Schematic diagram of the fixture assembly structure of the present invention.

[0025] Figure 6 : Schematic diagram of the fixture assembly structure of the present invention;

[0026] Figure 7 : Schematic diagram of the fixture assembly structure of the present invention;

[0027] Figure 8 : Schematic diagram of the coil to be welded, the first terminal to be welded, and the second terminal to be welded of the present invention.

[0028] The reference numerals are as follows:

[0029] 1. First slide rail; 2. First screw rod; 3. First servo motor; 4. Support frame; 5. First guide rail; 6. Second slide rail; 7. Second screw rod; 8. Second servo motor; 9. Flipping assembly; 10. Material placing assembly; 11. Clamping fixture assembly; 12. First slider; 13. Second guide rail; 14. Support plate; 15. Second slider; 16. Reducer; 17. Flipping motor; 18. Fixed plate; 19. Support rod; 20. Material placing plate; 21. Limit block; 22. First slot; 23. Second slot; 24. Mounting plate; 25. Handle; 26. Front baffle; 27. Intermediate partition; 28. Side baffle; 29. L-shaped limit plate; 30. Coil to be welded; 31. First welding terminal to be welded; 32. Rear storage plate; 33. Second welding terminal to be welded; 34. Hinge; 35. Rear baffle; 36. Third slot; 37. Elastic clamping plate; 38. Material placing groove. Detailed implementation manners

[0030] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0031] As Figure 1-8 shown, the present invention has the following specific embodiments.

[0032] Embodiment 1

[0033] A flipping welding fixture for a transformer wiring terminal includes a lateral displacement assembly. A longitudinal displacement assembly is provided at the upper end of the lateral displacement assembly. A flipping assembly 9 is provided at the upper end of the longitudinal displacement assembly. The flipping assembly 9 includes a support plate 14. A reducer 16 is fixedly connected to the bottom end of the support plate 14. A flipping motor 17 is fixedly connected to the bottom end of the reducer 16. The output end of the flipping motor 17 is fixedly connected to the input end of the reducer 16. The output end of the reducer 16 is fixedly connected to a material placing assembly 10. A clamping fixture assembly 11 is provided inside the material placing assembly 10.

[0034] In this embodiment, the position of the flipping assembly 9 can be adjusted by the provided lateral displacement assembly and longitudinal displacement assembly, so that the clamping fixture assembly 11 at the upper end of the material placing assembly 10 can be adjusted. The flipping assembly 9 can drive the clamping fixture assembly 11 at the upper end of the material placing assembly 10 to rotate, which is convenient for welding solder joints at multiple positions, and thus multiple clamping of the clamping fixture assembly 11 can be avoided.

[0035] Embodiment 2

[0036] The lateral displacement assembly includes a first slide rail 1 and a support frame 4. A first screw rod 2 is rotatably connected inside the first slide rail 1. The upper end of the support frame 4 is fixedly connected with a first guide rail 5. One end of the first slide rail 1 is fixedly connected with a first servo motor 3. The output end of the first servo motor 3 is fixedly connected with one end of the first screw rod 2. The longitudinal displacement assembly includes a second slide rail 6. On both sides of the bottom end of the second slide rail 6, a first slider 12 and a second guide rail 13 are respectively fixedly connected. The first slider 12 is slidably connected with the first slide rail 1 and is threadedly connected with the first screw rod 2. The second guide rail 13 is slidably connected with the first guide rail 5. A second screw rod 7 is rotatably connected inside the second slide rail 6. One end of the second slide rail 6 is fixedly connected with a second servo motor 8. The output end of the second servo motor 8 is fixedly connected with one end of the second screw rod 7. The rear end of the support plate 14 is fixedly connected with a second slider 15. The second slider 15 is slidably connected with the second slide rail 6 and the second slider 15 is threadedly connected with the second screw rod 7.

[0037] In this embodiment, the first servo motor 3 drives the first screw rod 2 to rotate, which can drive the longitudinal displacement assembly to move along the first slide rail 1 and the first guide rail 5 through the first slider 12 and the second guide rail 13. The second servo motor 8 drives the second screw rod 7 to rotate, which can drive the flipping assembly 9 to move along the second slide rail 6 through the second slider 15, so as to adjust the position of the flipping assembly 9, and thus adjust the fixture assembly 11 at the upper end of the material placing assembly 10.

[0038] Embodiment 3

[0039] The material placing assembly 10 includes a fixing plate 18 fixedly connected with the output end of the speed reducer 16. At the four corners of the upper end of the fixing plate 18, support rods 19 are fixedly connected. The upper ends of the support rods 19 are fixedly connected with a material placing plate 20. A first slot 22 and a second slot 23 are respectively formed on the front and rear sides of the upper end of the material placing plate 20. A plurality of limiting blocks 21 are fixedly connected to the upper end of the material placing plate 20.

[0040] In this embodiment, after the flipping motor 17 is decelerated by the speed reducer 16, it can drive the fixing plate 18 to perform front-back flipping, so as to adjust the front-back displacement of the fixing plate 18, and further adjust the front-back position of the fixture assembly 11, which is convenient for welding a plurality of terminals. The fixture assembly 11 and the material placing assembly 10 are limited by a plurality of limiting blocks 21, which is convenient for loading and unloading the fixture assembly 11. After the fixture is disassembled, it is convenient to pre-clamp the coil 30 to be welded, the first terminal 31 to be welded and the second terminal 33 to be welded, which can improve the welding efficiency.

[0041] Embodiment 4

[0042] The fixture assembly 11 includes a mounting plate 24. On both sides of the upper end of the mounting plate 24, there are fixedly connected grips 25. On the front side of the upper end of the mounting plate 24, there is a front baffle 26 connected by bolts. At both positions on the rear side of the front baffle 26 at the upper end of the mounting plate 24, there are side baffles 28 connected by bolts. Inside the side baffles 28 at the upper end of the mounting plate 24, there are intermediate partitions 27 connected by bolts. At the positions on the front side of the side baffles 28 and the intermediate partitions 27 at the upper end of the front baffle 26, there are L-shaped limit plates 29 connected by bolts. On the rear side of the mounting plate 24, there is a third slot 36. At the upper end of the third slot 36, there is a rear storage plate 32 connected by bolts. On both sides of the upper end of the front baffle 26, there are material placement grooves 38. On the outer side of one of the side baffles 28, there is a hinge 34 connected by bolts. At the rear side of the hinge 34, there is a rear baffle 35 fixedly connected. At one end of the rear baffle 35, there is an elastic clamping plate 37. The elastic clamping plate 37 is clamped and connected with the corresponding side baffle 28. Between the side baffle 28 and the intermediate partition 27, there are coils 30 to be welded. Inside the material placement grooves 38, there are first terminals 31 to be welded. Inside the material placement grooves 38, there is a second terminal 33 to be welded.

[0043] In this embodiment, the set fixture assembly 11 limits the coil 30 to be welded through the set front baffle 26, intermediate partition 27, side baffle 28, L-shaped limit plate 29 and rear baffle 35, limits the first terminal 31 to be welded through the set material placement groove 38, limits the second terminal 33 to be welded through the set rear storage plate 32, and the rear baffle 35 is rotatably connected to the corresponding side baffle 28 through the hinge 34, which is convenient for clamping the coil 30 to be welded, the first terminal 31 to be welded and the second terminal 33 to be welded.

[0044] The overall working principle of the present invention is as follows:

[0045] The provided fixture assembly 11 positions the coil 30 to be welded through the provided front baffle 26, middle partition 27, side baffle 28, L-shaped limit plate 29, and rear baffle 35. It positions the first terminal 31 to be welded through the provided material placement groove 38 and positions the second terminal 33 to be welded through the provided rear object plate 32. Moreover, the rear baffle 35 is rotatably connected to the corresponding side baffle 28 through a hinge 34, facilitating the clamping of the coil 30 to be welded, the first terminal 31 to be welded, and the second terminal 33 to be welded. After clamping, the fixture assembly 11 and the material placement assembly 10 are positioned through multiple limit blocks 21. The position of the flipping assembly 9 can be adjusted through the provided lateral displacement assembly and longitudinal displacement assembly, thereby enabling the adjustment of the fixture assembly 11 at the upper end of the material placement assembly 10. The flipping assembly 9 can drive the fixture assembly 11 at the upper end of the material placement assembly 10 to rotate. Specifically, the first servo motor 3 drives the first screw 2 to rotate, which can drive the longitudinal displacement assembly to move along the first slide rail 1 and the first guide rail 5 through the first slider 12 and the second guide rail 13. The second servo motor 8 drives the second screw 7 to rotate, which can drive the flipping assembly 9 to move along the second slide rail 6 through the second slider 15, thereby enabling the adjustment of the position of the flipping assembly 9. After the speed reduction of the flipping motor 17 by the speed reducer 16, it can drive the fixed plate 18 to perform forward and backward flipping, thereby adjusting the forward and backward displacement of the fixed plate 18, and further adjusting the forward and backward position of the fixture assembly 11, thus enabling the adjustment of the fixture assembly 11 at the upper end of the material placement assembly 10. The above-described preferred embodiments of the present invention disclosed are only used to assist in explaining the present invention. The preferred embodiments do not elaborate on all details and do not limit the invention to only the specific implementation manners. Obviously, many modifications and variations can be made according to the content of this specification. These embodiments are selected and specifically described in this specification to better explain the principles and practical applications of the present invention, so that those skilled in the relevant technical field can well understand and utilize the present invention. The present invention is only limited by the claims and their full scope and equivalents.

Claims

1. A transformer terminal flip welding fixture, characterized in that: The invention comprises a lateral displacement component, a longitudinal displacement component is arranged at the upper end of the lateral displacement component, a flip component (9) is arranged at the upper end of the longitudinal displacement component, the flip component (9) comprises a support plate (14), a reducer (16) is fixedly connected to the bottom end of the support plate (14), a flip motor (17) is fixedly connected to the bottom end of the reducer (16), an output end of the flip motor (17) is fixedly connected to an input end of the reducer (16), a material placement component (10) is fixedly connected to the output end of the reducer (16), and a clamp component (11) is arranged inside the material placement component (10).

2. A transformer terminal flip welding fixture according to claim 1, characterized in that: The lateral displacement assembly comprises a first slide rail (1) and a support frame (4); the first slide rail (1) is rotatably connected to a first screw rod (2) inside, and the upper end of the support frame (4) is fixedly connected to a first guide rail (5).

3. A transformer terminal flip welding fixture according to claim 2, characterized in that: One end of the first slide rail (1) is fixedly connected to a first servo motor (3), and an output end of the first servo motor (3) is fixedly connected to one end of a first screw rod (2).

4. The transformer terminal flip welding fixture according to claim 3, characterized in that: The longitudinal displacement assembly comprises a second slide rail (6), and the bottom ends of the second slide rail (6) are respectively fixedly connected with a first slider (12) and a second guide rail (13), the first slider (12) is slidably connected to the first slide rail (1) and is threadedly connected to the first screw rod (2), and the second guide rail (13) is slidably connected to the first guide rail (5).

5. The transformer terminal flip welding fixture according to claim 4, characterized in that: A second screw rod (7) is rotatably connected inside the second slide rail (6), a second servo motor (8) is fixedly connected to one end of the second slide rail (6), and an output end of the second servo motor (8) is fixedly connected to one end of the second screw rod (7).

6. The transformer terminal flip welding fixture according to claim 5, characterized in that: A second sliding block (15) is fixedly connected to the rear end of the support plate (14); the second sliding block (15) is slidably connected to the second slide rail (6), and the second sliding block (15) is threadedly connected to the second screw rod (7).

7. The transformer terminal flip welding fixture according to claim 6, characterized in that: The material placing assembly (10) comprises a fixing plate (18) fixedly connected to the output end of the reducer (16); support rods (19) are fixedly connected to the four corners of the upper end of the fixing plate (18); a material placing plate (20) is fixedly connected to the upper end of the support rod (19); a first slot (22) and a second slot (23) are respectively formed on the front and rear sides of the upper end of the material placing plate (20); and a plurality of limit blocks (21) are fixedly connected to the upper end of the material placing plate (20).

8. The transformer terminal flip welding fixture according to claim 7, characterized in that: The clamp assembly (11) comprises a mounting plate (24), both sides of the upper end of the mounting plate (24) are fixedly connected with handles (25), the front side of the upper end of the mounting plate (24) is bolted to a front baffle (26), the upper end of the mounting plate (24) is bolted to side baffles (28) at both ends of the rear side of the front baffle (26), the upper end of the mounting plate (24) is bolted to the inner side of the side baffle (28) and is bolted to a middle partition (27), the upper end of the front baffle (26) is bolted to an L-shaped limit plate (29) at the front side of the side baffle (28) and the middle partition (27), and a third slot (36) is opened on the rear side of the mounting plate (24), and the upper end of the third slot (36) is bolted to a rear storage plate (32).

9. The transformer terminal flip welding fixture according to claim 8, characterized in that: Both sides of the upper end of the front baffle (26) are provided with material placement grooves (38); the outer side of the side baffle (28) on one side is bolted with a hinge (34); the rear side of the hinge (34) is fixedly connected with a rear baffle (35); one end of the rear baffle (35) is fixedly connected with an elastic clamping plate (37); the elastic clamping plate (37) is clamped and connected with the corresponding side baffle (28).

10. The transformer terminal flip welding fixture according to claim 9, characterized in that: A coil to be welded (30) is disposed between the side baffle (28) and the middle partition (27), a first terminal to be welded (31) is disposed inside the material placement groove (38), and a second terminal to be welded (33) is disposed inside the material placement groove (38).

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