CN113500344B - Auxiliary welding fixture for radiating tubes of transformer - Google Patents

Auxiliary welding fixture for radiating tubes of transformer Download PDF

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Publication number
CN113500344B
CN113500344B CN202111067598.2A CN202111067598A CN113500344B CN 113500344 B CN113500344 B CN 113500344B CN 202111067598 A CN202111067598 A CN 202111067598A CN 113500344 B CN113500344 B CN 113500344B
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groove
sliding
mounting
rod
welding
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CN113500344A (en
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丁静
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Jiangsu Baoqing Electrical Equipment Co ltd
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Jiangsu Baoqing Electrical Equipment Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00Articles made by soldering, welding or cutting
    • B23K2101/04Tubular or hollow articles
    • B23K2101/14Heat exchangers

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)

Abstract

The invention relates to the technical field of transformer welding, in particular to an auxiliary welding fixture for a radiating tube of a transformer, which comprises an installation bottom plate, supporting plates and auxiliary welding devices, wherein the supporting plates are fixed on the lower end surface of the installation bottom plate, close to four corners, and the auxiliary welding devices are arranged at the upper end of the installation bottom plate; the invention can solve the problems that the traditional welding method is more complicated, the phenomenon of uneven positions of butt joints is easy to occur, the heat dissipation effect of the heat dissipation pipe is influenced, and the traditional welding method has larger labor capacity and lower welding efficiency of the heat dissipation pipe due to more heat dissipation pipes.

Description

Auxiliary welding fixture for radiating tubes of transformer
Technical Field
The invention relates to the technical field of transformer welding, in particular to an auxiliary clamp for welding a radiating pipe of a transformer.
Background
The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and the appearance mainly comprises a box body of the transformer, a high-voltage insulating sleeve, a low-voltage insulating sleeve, an oil conservator, a radiating pipe and the like, wherein the radiating pipe is uniformly communicated on the outer wall of the box body of the transformer, and the effect of timely volatilizing heat in the box body is achieved.
At present, the following defects are generally existed when welding between the box body and the radiating pipe of the transformer: 1. the traditional welding method is that the radiating pipe is held by hand to be aligned with the communication port and is abutted against the communication port, and then welding is carried out through welding equipment, so that the operation is complicated, the phenomenon of uneven positions of the butt joint parts is easy to occur, the transformer oil is not smooth enough when entering the radiating pipe, and the radiating effect of the radiating pipe is influenced; 2. because the quantity of cooling tube is more, traditional welding method needs the manual work to align cooling tube and intercommunication mouth one by one and is connected, and need keep the position of cooling tube during the welding, has increased staff's the amount of labour, has still reduced the welding efficiency of cooling tube simultaneously.
Disclosure of Invention
The technical scheme is as follows: in order to solve the problems, the invention specifically adopts the following technical scheme that the auxiliary welding fixture for the radiating tube of the transformer comprises an installation bottom plate, supporting plates and auxiliary welding devices, wherein the supporting plates are fixed on the lower end surface of the installation bottom plate close to four corners, and the auxiliary welding devices are arranged at the upper end of the installation bottom plate.
Supplementary welding set include recess, fixture, L type mounting panel, the pneumatic cylinder, mounting bracket and alignment mechanism, the left and right sides symmetry of mounting plate up end has seted up flutedly, bilateral symmetry is provided with fixture around the mounting plate up end, the left side of mounting plate up end is fixed with L type mounting panel, the pneumatic cylinder is installed through the fixing base on the upper end right side of L type mounting panel, the ejecting end of pneumatic cylinder slides and runs through L type mounting panel, the ejecting end of pneumatic cylinder even has the mounting bracket, the lower extreme of mounting bracket is provided with alignment mechanism.
Alignment mechanism include spacing mounting panel, spacing logical groove, the slidable mounting pole, the joint subassembly, the carriage release lever, locating component and alignment subassembly, the lower extreme of mounting bracket even has spacing mounting panel, spacing logical groove has been seted up at the middle part of spacing mounting panel, sliding mounting has the slidable mounting pole in the spacing logical groove, the outer wall of slidable mounting pole leans on the upside to be provided with the joint subassembly, the upper end of slidable mounting pole is fixed with the carriage release lever, the front end of carriage release lever is provided with locating component, the upper and lower both sides of slidable mounting pole respectively set up a set of subassembly that aligns, every group aligns the subassembly and contains two subassemblies that align, two align the subassembly and be front and back symmetric distribution.
Preferably, fixture place the board including moving guide, the sliding block, the spout, the L type, the logical groove of sliding, grip block and two-way spring rod, both sides symmetry is fixed with moving guide around the mounting plate upper end, sliding mounting has the sliding block on the moving guide, the spout has been seted up to the upper end of sliding block, it places the board to be provided with the L type through sliding fit's mode in the spout, the logical groove of sliding has been seted up to the left and right sides symmetry that the board upside was placed to the L type, sliding mounting has the grip block in the logical groove of sliding, the one end that L type mounting panel was kept away from to two grip blocks is passed through two-way spring rod and is connected, two-way spring rod is fixed and is placed the board upside in the L type.
Preferably, the clamping blocks are trapezoidal, and the inclined surfaces are arranged on the opposite sides of the two clamping blocks.
Preferably, the front side and the rear side of the upper side of the sliding installation rod are symmetrically and rotatably provided with rolling columns, and the lower ends of the rolling columns are tightly attached to the upper end face of the limiting installation plate.
Preferably, the joint subassembly include joint groove, square groove, joint spring and joint piece, a plurality of joint grooves that are linear distribution have been seted up to both sides inner wall around the spacing logical groove, the square groove has been seted up to bilateral symmetry around the slidable mounting pole, even there is the joint piece through the joint spring in the square groove, joint piece joint in the joint inslot.
Preferably, the locating component include the circular recess, the round bar, the spread groove, positioning spring, the locating piece, the constant head tank, intercommunication chamber and stay cord, the circular recess has been seted up to the front end of carriage release lever, it is provided with the round bar to slide in the circular recess, the spread groove has been seted up to bilateral symmetry about the round bar, install the locating piece through positioning spring in the spread groove, the constant head tank has been seted up to bilateral symmetry about the carriage release lever, the constant head tank is linked together with the circular recess, the locating piece joint is in the constant head tank, the rear end intercommunication of circular recess has the intercommunication chamber, the intercommunication chamber is seted up in carriage release lever and slidable mounting pole, the intercommunication intracavity is provided with the stay cord, the stay cord is connected with the round bar.
Preferably, the alignment subassembly include the connecting rod, the groove of sliding, the slide bar, the straining rope, the baffle, compression spring and alignment pole, even there is the connecting rod on the slidable mounting pole, the one end that the slidable mounting pole was kept away from to the connecting rod has been seted up the groove of sliding, slidable mounting has the slide bar in the groove of sliding, the one end that the slide bar is close to the slidable mounting pole even has the straining rope, the straining rope runs through the connecting rod and is connected with the stay cord, the one end that the slidable mounting pole was kept away from to the slide bar is installed the baffle, even there is compression spring between baffle and the connecting rod, the one end that the slidable mounting pole was kept away from to the baffle is installed the alignment pole.
Preferably, one end of the aligning rod, which is far away from the compression spring, is provided with a magnet block in an isosceles trapezoid shape.
Compared with the prior art, the invention has the beneficial effects that: 1. the invention designs the auxiliary clamp for assisting the butt joint between the transformer shell and the radiating pipe, avoids the phenomena of complex operation and uneven butt joint position easily caused by manually holding the radiating pipe for butt joint, reduces the labor amount of workers, improves the welding efficiency of the radiating pipe, ensures the smooth exchange of transformer oil in the transformer and transformer oil of the radiating pipe, and ensures the radiating effect of the radiating pipe.
2. According to the invention, the position of the sliding rod in the sliding groove is controlled by the positioning assembly, so that the alignment rod can pass through the communication port to be contacted with the radiating pipe, the alignment rod can be used as a butt standard when the radiating pipe is installed, the position of the radiating pipe is further stabilized by the trapezoidal magnet arranged on the alignment rod, meanwhile, the process of inserting the radiating pipe into the alignment rod can be smoother, and the operation steps of workers are simplified.
3. According to the invention, the radiating pipe is clamped by the clamping mechanism, the clamping of the radiating pipe is released after the welding is finished, and then one radiating pipe is clamped again for welding, so that the condition that the radiating pipe is manually held for welding is avoided, the butt joint precision is ensured, the labor amount of workers is reduced, and meanwhile, the safety of the workers can be ensured.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a partial cross-sectional view of an auxiliary welding apparatus of the present invention.
Fig. 3 is a partial enlarged view at X of fig. 1 according to the present invention.
Fig. 4 is a partial enlarged view of the invention at Y of fig. 2.
Fig. 5 is an enlarged view of the invention at Z of fig. 2.
Fig. 6 is a partial enlarged view of the invention at V of fig. 2.
Fig. 7 is a partial perspective view of the transformer tank.
In the figure: 1. mounting a bottom plate; 2. a support plate; 3. an auxiliary welding device; 31. a groove; 32. a clamping mechanism; 321. a moving guide rail; 322. a slider; 323. a chute; 324. an L-shaped placing plate; 325. a sliding through groove; 326. a clamping block; 327. a bi-directional spring rod; 33. an L-shaped mounting plate; 331. a rolling post; 34. a hydraulic cylinder; 35. a mounting frame; 36. an alignment mechanism; 361. a limiting mounting plate; 362. a limiting through groove; 363. a slide mounting bar; 364. a clamping assembly; 341. a clamping groove; 342. a square groove; 343. clamping a spring; 344. a clamping block; 365. a travel bar; 366. a positioning assembly; 301. a circular groove; 302. a round bar; 303. connecting grooves; 304. a positioning spring; 305. positioning blocks; 306. positioning a groove; 307. a communicating cavity; 308. pulling a rope; 367. an alignment assembly; 371. a connecting rod; 372. a sliding groove; 373. a slide bar; 374. tensioning the rope; 375. a baffle plate; 376. a compression spring; 377. an alignment rod; 4. a transformer tank body; 5. a radiating pipe; 6. a communication port; 7. a base.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Referring to fig. 1 and 2, the auxiliary welding fixture for the radiating pipe of the transformer comprises an installation bottom plate 1, supporting plates 2 and auxiliary welding devices 3, wherein the supporting plates 2 are fixed on the lower end face of the installation bottom plate 1 near four corners, and the auxiliary welding devices 3 are arranged at the upper end of the installation bottom plate 1.
Referring to fig. 1, 2 and 7, the auxiliary welding device 3 includes a groove 31, a clamping mechanism 32, an L-shaped mounting plate 33, a hydraulic cylinder 34, a mounting frame 35 and an alignment mechanism 36, the left and right sides of the upper end surface of the mounting base plate 1 are symmetrically provided with the groove 31, the front and back sides of the upper end surface of the mounting base plate 1 are symmetrically provided with the clamping mechanism 32, the left side of the upper end surface of the mounting base plate 1 is fixed with the L-shaped mounting plate 33, the right side of the upper end of the L-shaped mounting plate 33 is provided with the hydraulic cylinder 34 through a fixing seat, the ejecting end of the hydraulic cylinder 34 slidably penetrates through the L-shaped mounting plate 33, the ejecting end of the hydraulic cylinder 34 is connected with the mounting frame 35, the lower end of the mounting frame 35 is provided with the alignment mechanism 36, when in specific work, the base 7 is placed in the groove 31 to enable the transformer tank 4 to be positioned under the mounting frame 35, the mounting frame 35 is driven by the hydraulic cylinder 34 to move downwards to a proper position, and the alignment mechanism 36 is inserted into the transformer tank 4, and then, the aligning mechanism 36 is adjusted to be in contact with the communication port 6, so that the transformer box body 4 and the communication port 6 can be aligned and welded conveniently, then the radiating pipe 5 to be welded is clamped through the clamping mechanism 32, the clamping mechanism 32 is adjusted to enable the radiating pipe 5 and the communication port 6 to be in accurate butt joint, finally, the joint of the transformer box body 4 and the radiating pipe 5 is welded through external welding equipment, after the welding is completed, the aligning mechanism 36 is manually adjusted to move to the next specified position and enable the clamping mechanism 32 to reset, a new radiating pipe 5 is clamped again and aligned and butted with the next communication port 6, then the joint is welded through the external welding equipment, and the actions are repeated to complete the welding of the plurality of radiating pipes 5.
Referring to fig. 1, 2 and 5, the alignment mechanism 36 includes a limiting mounting plate 361, a limiting through groove 362, a sliding mounting rod 363, a clamping assembly 364, a moving rod 365, a positioning assembly 366 and an alignment assembly 367, the lower end of the mounting frame 35 is connected with the limiting mounting plate 361, the middle of the limiting mounting plate 361 is provided with the limiting through groove 362, the limiting through groove 362 is slidably mounted with the sliding mounting rod 363, the clamping assembly 364 is arranged on the outer wall of the sliding mounting rod 363, the moving rod 365 is fixed at the upper end of the sliding mounting rod 363, the positioning assembly 366 is arranged at the front end of the moving rod 365, a set of alignment assemblies 367 is respectively arranged on the upper side and the lower side of the sliding mounting rod 363, each set of alignment assemblies 367 includes two alignment assemblies 367, and the two alignment assemblies 367 are symmetrically distributed in the front and back direction; the front side and the rear side of the upper side of the sliding installation rod 363 are symmetrically and rotatably provided with rolling columns 331, the lower ends of the rolling columns 331 are tightly attached to the upper end surface of the limiting installation plate 361, and the moving resistance of the sliding installation rod 363 is reduced, so that the sliding installation rod 363 can smoothly slide to a specified position.
During specific work, the mounting frame 35 is driven to move downwards through the hydraulic cylinder 34, the left end and the right end of the limiting mounting plate 361 stop moving after contacting with the upper end of the side wall of the transformer box body 4, the aligning mechanism 36 at the moment moves into the transformer box body 4, the aligning component 367 is contacted with the communication port 6 by adjusting the positioning component 366, then the radiating pipe 5 is manually mounted on the aligning component 367 and welded, after welding is completed, the aligning component 367 is reset by adjusting the positioning component 366, the moving rod 365 is manually pushed and the sliding mounting rod 363 is driven to move to the next designated working position, the aligning component 366 is adjusted again to enable the aligning component 367 to contact with the communication port 6 and repeat aligning and welding work of the radiating pipe 5, and welding of the radiating pipes 5 one by one is completed.
Referring to fig. 4 and 5, the positioning assembly 366 includes a circular groove 301, a circular rod 302, a connecting groove 303, a positioning spring 304, a positioning block 305, a positioning groove 306, a communicating cavity 307 and a pulling rope 308, the circular groove 301 is formed in the front end of the moving rod 365, the circular rod 302 is slidably disposed in the circular groove 301, the connecting groove 303 is symmetrically formed in the upper side and the lower side of the circular rod 302, the positioning block 305 is mounted in the connecting groove 303 through the positioning spring 304, the positioning groove 306 is symmetrically formed in the upper side and the lower side of the moving rod 365, the positioning groove 306 is communicated with the circular groove 301, the positioning block 305 is clamped in the positioning groove 306, the communicating cavity 307 is communicated with the rear end of the circular groove 301, the communicating cavity 307 is formed in the moving rod 365 and the slidably mounted rod 363, the pulling rope 308 is disposed in the communicating cavity 307, and the pulling rope 308 is connected with the circular rod 302.
During specific work, when welding is needed, the positioning block 305 is manually pressed inwards to enable the positioning block 305 to move towards the connecting groove 303 and press the positioning spring 304, after the positioning block 305 penetrates through the positioning groove 306, under the action of the aligning component 367, the pull rope 308 slides downwards in the communicating cavity 307 to a proper position, the pull rope 308 drives the round rod 302 to slide backwards for a proper distance in the round groove 301, and then the radiating pipe 5 is fixed through the aligning component 367. When the welding is completed, the round rod 302 is pulled forwards to enable the pull rope 308 to move forwards along with the pull rope and drive the alignment component 367 to reset, and after the alignment component 367 resets, the positioning block 305 is clamped into the positioning groove 306 again under the elastic action of the positioning spring 304.
Referring to fig. 6, the alignment assembly 367 includes a connecting rod 371, a sliding groove 372, a sliding rod 373, a tensioning rope 374, a baffle 375, a compression spring 376 and an alignment rod 377, the connecting rod 371 is connected to the sliding installation rod 363, the sliding groove 372 is formed in one end of the connecting rod 371, which is far away from the sliding installation rod 363, the sliding rod 373 is slidably installed in the sliding groove 372, the tensioning rope 374 is connected to one end of the sliding rod 373, which is close to the sliding installation rod 363, the tensioning rope 374 penetrates through the connecting rod 371 to be connected with the pulling rope 308, the baffle 375 is installed at one end of the sliding rod 373, which is far away from the sliding installation rod 363, the compression spring 376 is connected between the baffle 375 and the connecting rod 371, the initial state of the compression spring 376 is a compression state, and the alignment rod 377 is installed at one end of the baffle 375, which is far away from the sliding installation rod 363; alignment rod 377 one end of keeping away from compression spring 376 be provided with the shape for isosceles trapezoid's magnet piece, the magnet piece that sets up isosceles trapezoid is for the convenience of alignment rod 377 inserts intercommunication mouth 6 on the one hand, on the other hand adsorbs cooling tube 5 through the magnet piece, further stabilizes cooling tube 5 and intercommunication mouth 6's connection effect.
During specific work, after the locating block 305 passes through the locating groove 306, under the elastic action of the compression spring 376, the baffle 375 moves to a position close to the communication port 6 and enables the aligning rod 377 to penetrate through the communication port 6, the baffle 375 at the moment drives the sliding rod 373 to move towards a direction close to the communication port 6 in the sliding groove 372, the baffle 375 stops moving after contacting with the inner wall of the transformer box body 4, the radiating pipe 5 is installed on the aligning rod 377, and the joint between the radiating pipe 5 and the transformer box body 4 is welded.
Referring to fig. 1 and 3, the clamping mechanism 32 includes a moving guide rail 321, a sliding block 322, a sliding groove 323, an L-shaped placing plate 324, a sliding through groove 325, a clamping block 326 and a bidirectional spring rod 327, the moving guide rail 321 is symmetrically fixed on the front and back sides of the upper end of the mounting base plate 1, the sliding block 322 is slidably mounted on the moving guide rail 321, the sliding groove 323 is formed in the upper end of the sliding block 322, the L-shaped placing plate 324 is arranged in the sliding groove 323 in a sliding fit manner, the sliding through groove 325 is symmetrically formed in the left and right sides of the upper side of the L-shaped placing plate 324, the clamping block 326 is slidably mounted in the sliding through groove 325, one ends of the two clamping blocks 326 away from the L-shaped mounting plate 33 are connected through the bidirectional spring rod 327, and the bidirectional spring rod 327 is fixed on the upper side of the L-shaped placing plate 324; the clamping blocks 326 are trapezoidal, and the inclined planes are disposed at opposite sides of the two clamping blocks 326, so as to be directly clamped into the heat pipe 5 and clamp the heat pipe.
In operation, after the alignment assembly 367 contacts the communication port 6, the heat pipe 5 is pushed in from the end of the clamping block 326 provided with the inclined surface, under the elastic action of the two-way spring rod 327, the clamping block 326 clamps the heat dissipation pipe 5 and pushes the L-shaped placing plate 324 to move in the sliding groove 323 toward the direction close to the transformer tank 4, so that the heat dissipation pipe 5 moves along with the sliding groove and precisely abuts against the alignment assembly 367, further, the heat dissipation tube 5 is contacted with the transformer box 4, and the heat dissipation tube 5 is adsorbed by the magnet block, then the joint is welded, after the welding is finished, the L-shaped placing plate 324 is pulled out in the direction away from the transformer tank 4 to reset the clamping mechanism 32, the sliding block 322 is pushed to slide rightwards on the moving guide rail 321 to a proper position, then, a new heat pipe 5 is sandwiched between the clamping blocks 326 and the above-described movement is repeated, thereby completing the welding of the heat pipes 5 one by one.
Referring to fig. 4, the clamping assembly 364 includes a clamping groove 341, a square groove 342, a clamping spring 343 and a clamping block 344, a plurality of clamping grooves 341 which are linearly distributed are opened on the inner walls of the front and rear sides of the limiting through groove 362, the square groove 342 is symmetrically opened on the front and rear sides of the sliding installation rod 363, the clamping block 344 is connected to the square groove 342 through the clamping spring 343, the clamping block 344 is clamped in the clamping groove 341, in the specific work process, after the welding is completed, the movable rod 365 is manually pushed to move rightwards and simultaneously the sliding installation rod 363 slides rightwards in the limiting through groove 362, when the clamping block 344 is clamped into the next clamping groove 341 again, the movable rod 365 is stopped being pushed, and the positioning assembly 366 and the aligning assembly 367 are adjusted.
The working steps of the invention are as follows: s1: the base 7 is placed into the groove 31, so that the transformer tank 4 is positioned right below the mounting frame 35, and the mounting frame 35 is driven by the hydraulic cylinder 34 to move downwards to a proper position, so that the alignment mechanism 36 moves along with the mounting frame and is inserted into the transformer tank 4.
S2: the positioning block 305 is manually pressed inward, and after the positioning block 305 moves below the positioning groove 306, the barrier 375 moves to a position close to the communication port 6 and the alignment rod 377 penetrates the communication port 6 under the elastic action of the compression spring 376.
S3: the heat pipe 5 is clamped by the clamping block 326, and the L-shaped placing plate 324 is pushed to move in the sliding groove 323 toward the transformer tank 4, so that the heat pipe 5 moves along with the sliding groove and is precisely butted against the alignment assembly 367.
S4: and welding the joints by using external welding equipment, after the welding is finished, manually adjusting the alignment mechanism 36 to move to the next designated position, resetting the clamping mechanism 32 and the alignment mechanism 36, and repeating the steps of S2 and S3 to finish the welding of the plurality of radiating pipes 5.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a transformer cooling tube welding auxiliary fixture, includes mounting plate (1), backup pad (2) and supplementary welding set (3), its characterized in that: supporting plates (2) are fixed on the lower end face of the mounting bottom plate (1) close to four corners, and an auxiliary welding device (3) is arranged at the upper end of the mounting bottom plate (1);
the auxiliary welding device (3) comprises a groove (31), a clamping mechanism (32), an L-shaped mounting plate (33), a hydraulic cylinder (34), a mounting frame (35) and an alignment mechanism (36), wherein the groove (31) is symmetrically formed in the left side and the right side of the upper end surface of the mounting base plate (1), the clamping mechanism (32) is symmetrically arranged on the front side and the rear side of the upper end surface of the mounting base plate (1), the L-shaped mounting plate (33) is fixed on the left side of the upper end surface of the mounting base plate (1), the hydraulic cylinder (34) is mounted on the right side of the upper end of the L-shaped mounting plate (33) through a fixing seat, the ejection end of the hydraulic cylinder (34) penetrates through the L-shaped mounting plate (33) in a sliding mode, the ejection end of the hydraulic cylinder (34) is connected with the mounting frame (35), and the alignment mechanism (36) is arranged at the lower end of the mounting frame (35);
the alignment mechanism (36) comprises a limiting mounting plate (361), a limiting through groove (362), a sliding mounting rod (363), a clamping assembly (364), a moving rod (365), a positioning assembly (366) and an alignment assembly (367), the lower extreme of mounting bracket (35) even has spacing mounting panel (361), spacing logical groove (362) have been seted up at the middle part of spacing mounting panel (361), sliding mounting has sliding mounting pole (363) in spacing logical groove (362), the outer wall of sliding mounting pole (363) leans on the upside to be provided with joint subassembly (364), the upper end of sliding mounting pole (363) is fixed with carriage release lever (365), the front end of carriage release lever (365) is provided with locating component (366), the upper and lower both sides of sliding mounting pole (363) respectively set up a set of subassembly (367) that aligns, every group aligns subassembly (367) and contains two subassemblies (367) that align, two align subassembly (367) are front and back symmetric distribution.
2. The auxiliary clamp for welding the radiating pipe of the transformer as claimed in claim 1, wherein: the clamping mechanism (32) comprises a moving guide rail (321), a sliding block (322), a sliding groove (323), an L-shaped placing plate (324), a sliding through groove (325), a clamping block (326) and a bidirectional spring rod (327), the front side and the back side of the upper end of the mounting base plate (1) are symmetrically fixed with a movable guide rail (321), the movable guide rail (321) is provided with a sliding block (322), the upper end of the sliding block (322) is provided with a sliding groove (323), the sliding groove (323) is provided with an L-shaped placing plate (324) in the sliding groove (323) in a sliding fit mode, the left side and the right side of the upper side of the L-shaped placing plate (324) are symmetrically provided with a sliding through groove (325), the sliding through groove (325) is internally provided with a clamping block (326), one end, away from the L-shaped mounting plate (33), of the two clamping blocks (326) is connected through a two-way spring rod (327), and the two-way spring rod (327) is fixed on the upper side of the L-shaped placing plate (324).
3. The auxiliary clamp for welding the radiating pipe of the transformer as claimed in claim 2, wherein: the clamping blocks (326) are trapezoidal, and the inclined planes are arranged on the opposite sides of the two clamping blocks (326).
4. The auxiliary clamp for welding the radiating pipe of the transformer as claimed in claim 1, wherein: the front side and the rear side of the upper side of the sliding installation rod (363) are symmetrically and rotatably provided with rolling columns (331), and the lower ends of the rolling columns (331) are tightly attached to the upper end face of the limiting installation plate (361).
5. The auxiliary clamp for welding the radiating pipe of the transformer as claimed in claim 1, wherein: joint subassembly (364) including joint groove (341), square groove (342), joint spring (343) and joint piece (344), a plurality of joint grooves (341) that are linear distribution have been seted up to both sides inner wall around spacing logical groove (362), square groove (342) have been seted up to bilateral symmetry around slidable mounting pole (363), it has joint piece (344) to link through joint spring (343) in square groove (342), joint piece (344) joint is in joint groove (341).
6. The auxiliary clamp for welding the radiating pipe of the transformer as claimed in claim 1, wherein: the positioning assembly (366) comprises a circular groove (301), a round rod (302), a connecting groove (303), a positioning spring (304), a positioning block (305), a positioning groove (306), a communication cavity (307) and a pull rope (308), the front end of the movable rod (365) is provided with the circular groove (301), the round rod (302) is arranged in the circular groove (301) in a sliding manner, the connecting groove (303) is symmetrically arranged on the upper side and the lower side of the round rod (302), the positioning block (305) is arranged in the connecting groove (303) through the positioning spring (304), the positioning groove (306) is symmetrically arranged on the upper side and the lower side of the movable rod (365), the positioning groove (306) is communicated with the circular groove (301), the positioning block (305) is clamped in the positioning groove (306), the rear end of the circular groove (301) is communicated with the communication cavity (307), the communication cavity (307) is arranged in the movable rod (365) and the sliding mounting rod (363), the pull rope (308) is arranged in the communication cavity (307), the pull rope (308) is connected with the round rod (302).
7. The auxiliary clamp for welding the radiating pipe of the transformer as claimed in claim 6, wherein: the aligning component (367) comprises a connecting rod (371), a sliding groove (372), a sliding rod (373), a tensioning rope (374), a baffle (375), a compression spring (376) and an aligning rod (377), even have connecting rod (371) on slidable mounting pole (363), sliding groove (372) have been seted up to the one end that slidable mounting pole (363) was kept away from in connecting rod (371), slidable mounting has slide bar (373) in sliding groove (372), the one end that slide bar (373) are close to slidable mounting pole (363) even has taut rope (374), taut rope (374) run through connecting rod (371) and are connected with stay cord (308), baffle (375) are installed to the one end that slidable mounting pole (363) was kept away from in slide bar (373), even have compression spring (376) between baffle (375) and connecting rod (371), baffle (375) are kept away from the one end of slidable mounting pole (363) and are installed alignment pole (377).
8. The auxiliary clamp for welding the radiating pipe of the transformer as claimed in claim 7, wherein: one end of the aligning rod (377) far away from the compression spring (376) is provided with a magnet block in an isosceles trapezoid shape.
CN202111067598.2A 2021-09-13 2021-09-13 Auxiliary welding fixture for radiating tubes of transformer Active CN113500344B (en)

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CN114710945B (en) * 2022-06-07 2022-08-16 广东电网有限责任公司广州供电局 Rapid heat dissipation device and method for winding heating head of distribution transformer
CN114833449B (en) * 2022-06-13 2023-07-28 梁成果 Handheld intelligent laser welding equipment and laser welding method
CN117381223B (en) * 2023-12-13 2024-02-23 四川众信通用电力有限公司 Welding set is used in transformer production
CN118060776B (en) * 2024-04-19 2024-06-28 安徽维鸿电子科技有限公司 Liquid-cooled radiator welding jig

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