CN117123962B - Automatic welding device for transformer box body and radiating fin - Google Patents
Automatic welding device for transformer box body and radiating fin Download PDFInfo
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- CN117123962B CN117123962B CN202311395303.3A CN202311395303A CN117123962B CN 117123962 B CN117123962 B CN 117123962B CN 202311395303 A CN202311395303 A CN 202311395303A CN 117123962 B CN117123962 B CN 117123962B
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- 238000003466 welding Methods 0.000 title claims abstract description 77
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 230000001360 synchronised effect Effects 0.000 claims description 23
- 230000002457 bidirectional effect Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Mechanical Engineering (AREA)
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- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention relates to the field of transformer production, in particular to an automatic welding device for a transformer box body and radiating fins, which comprises a conveying belt for conveying the transformer box body; the device also comprises a portal frame, a positioning mechanism, a guide frame and a welding mechanism; the portal frame is arranged on the conveying belt, the positioning mechanism is arranged on the portal frame and comprises two sliding blocks which can be mutually close, each sliding block is provided with a first hydraulic rod, and the bottom of each first hydraulic rod is provided with a guide frame; the guide frame is provided with rectangular ring grooves, two rectangular mounting blocks are slidably arranged in each rectangular ring groove, and a mounting seat for mounting a welding gun is further arranged on each rectangular mounting block. According to the welding device, the two welding guns can weld along the right-angle track from the two opposite angles of the radiating fins, so that the welding efficiency of a single radiating fin is improved, and the radiating fins on two sides of the transformer box body can be synchronously welded through the matching of the two sliding blocks, so that the welding efficiency is further improved.
Description
Technical Field
The invention relates to the field of transformer production, in particular to an automatic welding device for a transformer box body and radiating fins.
Background
The oil immersed transformer is a novel high-performance transformer with more reasonable structure and better performance, and the three core columns of the three-dimensional rolled iron core are arranged in an equilateral triangle, so that air gaps are avoided in magnetic circuits, the winding is tighter, the lengths of the three magnetic circuits are consistent, the three magnetic circuits are shortest, the cross section area of the core column of the iron core is more similar to a circle, therefore, the performance is further improved, the loss is reduced, the noise is reduced, three items are balanced, and the third harmonic component is reduced.
The radiating fins are particularly important in the oil immersed transformer, in the production process of the transformer tank body, the radiating fins are required to be welded, in the prior art, manual welding or robot welding is mostly adopted for the radiating fins on two sides of the transformer tank body, after one side of the radiating fins is welded, workers are required to adjust the position of the transformer tank body, and therefore the other side of the transformer tank body is welded, so that the labor intensity of the workers is improved, and the welding efficiency is reduced.
Disclosure of Invention
To the problem that prior art exists, provide an automatic welding set of transformer box and fin, through the cooperation of guide frame and rectangle installation piece, make two welder follow right angle track from two diagonal angles departments of fin and weld to improve the welding efficiency to single fin, through the cooperation of two sliding blocks, thereby can carry out synchronous welding to the fin of transformer box both sides, thereby further improvement welding efficiency.
In order to solve the problems in the prior art, the invention adopts the following technical scheme:
an automatic welding device for a transformer box body and radiating fins comprises a conveying belt for conveying the transformer box body; the device also comprises a portal frame, a positioning mechanism, a guide frame and a welding mechanism; the two ends of the portal frame are respectively arranged at two sides of the conveyor belt along the length direction, one side of the top of the portal frame along the length direction is provided with a strip-shaped chute, and the positioning mechanism is arranged in the strip-shaped chute and used for limiting the position of the transformer box body; the positioning mechanism comprises two sliding blocks which can be mutually close to and far away from each other, each sliding block is provided with a mounting groove, each mounting groove is internally provided with a first hydraulic rod, and the first hydraulic rods are arranged in a vertical state; the two guide frames are arranged at the bottoms of the corresponding first hydraulic rods in a vertical state; the guide frames are rectangular, rectangular ring grooves are formed in opposite sides of the two guide frames, and two groups of welding mechanisms are arranged in each rectangular ring groove; the two groups of welding mechanisms are in central symmetry relative to the centers of the corresponding guide frames; each group of welding mechanism comprises rectangular mounting blocks capable of sliding along the rectangular ring grooves, a connecting rod is arranged at one end, away from the corresponding rectangular ring groove, of each rectangular mounting block, and a mounting seat for mounting a welding gun is arranged at one end, away from the rectangular mounting block, of each connecting rod.
Preferably, each guide frame comprises a right-angle guide block and a straight-line guide block; four right angle guide blocks are distributed in a matrix, four straight guide blocks are arranged, and the straight guide blocks are positioned between two adjacent right angle guide blocks; the right-angle guide block and the linear guide block are sequentially arranged to form a rectangular shape; a linear chute is formed in one side of each linear guide block along the length direction, and the corresponding end part of each right-angle guide block can be slidably arranged in the linear chute; the right-angle guide block is provided with a right-angle accommodating groove for accommodating the rectangular mounting blocks, the inner wall of the bottom of the right-angle accommodating groove is provided with a right-angle chute, each rectangular mounting block is provided with a rectangular sliding block matched with the straight chute, and the rectangular sliding blocks can be arranged in the right-angle chute in a sliding way; limiting strips are arranged on the inner walls of the two sides of the top of each linear chute, strip-shaped guide grooves are arranged on the opposite sides of the two limiting strips, and rectangular guide blocks matched with the strip-shaped guide grooves are arranged on the outer walls of the rectangular mounting blocks; an extension plate is arranged at the corner of each right-angle guide block, a servo motor is arranged on one side of the extension plate, which is far away from the right-angle accommodating groove, an output shaft of the servo motor penetrates through the extension plate and is provided with driving wheels, and the driving wheels are synchronously connected through a synchronous belt; each connecting rod is further provided with an adjusting bearing, the outer wall of each adjusting bearing is coaxially provided with a fixed ring, the outer wall of each fixed ring is radially provided with a guide cylinder, the opening end of each guide cylinder faces the direction away from the axis of the fixed ring, a sliding disc is slidably arranged in each guide cylinder, the opening end of each guide cylinder is further provided with a limiting ring, each sliding disc is further provided with a guide rod, one end of each guide rod away from the sliding disc penetrates through the limiting ring and is provided with a connecting strip, and the connecting strip is connected with a corresponding synchronous belt; and each guide rod is also sleeved with a telescopic spring, and the telescopic springs are positioned between the sliding disc and the corresponding limiting rings.
Preferably, each linear guide block is further provided with an extension mechanism for adjusting the position of the right-angle guide block.
Preferably, the stretching mechanism comprises a biaxial motor; the double-shaft motor is arranged at the center of one side, far away from the linear sliding groove, of the corresponding linear guide block, bearing seats are arranged at two ends of one side, far away from the linear sliding groove, of each linear guide block along the length direction, screw rods are arranged at two ends of the double-shaft motor, and one end, far away from the double-shaft motor, of each screw rod is arranged in the corresponding bearing seat; two ends of one side of each right-angle guide block far away from the right-angle accommodating groove are provided with guide plates, one side of each straight-line guide block far away from the straight-line sliding groove is provided with two rectangular avoidance grooves for avoiding the guide plates, and the guide plates penetrate through the corresponding rectangular avoidance grooves and are in threaded connection with the corresponding screw rods.
Preferably, each linear guide block is provided with a tightening mechanism for keeping the synchronous belt tight.
Preferably, the tightening mechanism comprises a moving block, a hinging rod and a positioning block; a strip-shaped groove is formed in one side of each linear guide block along the length direction, a sliding rod is arranged in the strip-shaped groove, two moving blocks are arranged in the strip-shaped groove in a sliding mode, and each moving block is further provided with an avoidance hole for avoiding the sliding rod; pushing springs are sleeved at two ends of each sliding rod, and the two pushing springs are respectively positioned at the deviating sides of the two moving blocks; one end of each moving block far away from the bar-shaped groove is provided with a first hinge groove, the positioning block is provided with two second hinge grooves, two hinge rods are arranged, one end of each hinge rod is hinged with the corresponding first hinge groove, and the other end of each hinge rod is hinged with the corresponding second hinge groove; the positioning block is rotatably provided with a driven wheel which is in transmission connection with a corresponding synchronous belt.
Preferably, the positioning mechanism further comprises an adjusting motor and a bidirectional screw rod; the bidirectional screw rod can be rotatably arranged in the strip-shaped chute, and the adjusting motor is arranged on the portal frame and used for driving the double-wire screw rod to rotate; the two sliding blocks are respectively connected with the two ends of the bidirectional screw rod in a threaded manner.
Preferably, the top of the portal frame is further provided with a second hydraulic rod, the driving direction of the second hydraulic rod is perpendicular to the length direction of the portal frame, the actuating part of the second hydraulic rod is provided with a horizontal plate, the top of the horizontal plate is provided with a third hydraulic rod, the third hydraulic rod is arranged in a vertical state, and the actuating part of the third hydraulic rod penetrates through the horizontal plate and is provided with an interception plate for intercepting the transformer box body.
Preferably, a rubber strip is further arranged on one side of each linear guide block, which is far away from the strip-shaped groove.
Compared with the prior art, the beneficial effects of this application are:
1. this application is through the cooperation of right angle guide block, straight line guide block and biax motor, adjust the position of two right angle guide blocks through biax motor, through the cooperation of first hydraulic stem, second hydraulic stem and third hydraulic stem, when can restricting the position of transformer box, make straight line guide block fix the fin of different specifications in welding process, thereby ensure welding process, the stability of fin, through the cooperation of action wheel and hold-in range, make two welder follow right angle orbit from two diagonal angles of fin and weld, thereby improve the welding efficiency to single fin, through the cooperation of two sliding blocks, thereby can carry out synchronous welding to the fin of transformer box both sides, thereby further improve welding efficiency.
2. According to the welding gun, the moving block, the hinging rod and the positioning block are matched, so that the synchronous belt can adapt to the position change between the right-angle guide block and the linear guide block, the state of tightness is always kept, and the moving stability of the welding gun is ensured.
3. This application is through adjusting bearing, the cooperation of guide bar and guide cylinder, and the sliding tray of guide bar tip can gliding setting in the guide cylinder that corresponds, makes the rectangular installation piece can adapt to the shape change of hold-in range, makes the rectangular installation piece can remove along sharp spout and right angle holding tank along with the removal of hold-in range to ensure welder can be comprehensive weld the fin, adjusting bearing can ensure the stability of rectangular installation piece at the removal in-process.
Drawings
FIG. 1 is a perspective view of an automated welding device for transformer tank and heat sink in use;
FIG. 2 is a perspective view of an automated welding apparatus for transformer tank and heat sink in an unused state;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is a partial perspective view of an automated welding apparatus for transformer tank and heat sink;
FIG. 6 is an enlarged view of a portion of FIG. 5 at C;
FIG. 7 is a partial enlarged view at D in FIG. 5;
FIG. 8 is a partial perspective view of a transformer tank and heat sink automated welding apparatus;
FIG. 9 is a partially exploded perspective view of an automated welding apparatus for transformer tank and heat sink;
FIG. 10 is a partial exploded perspective view of an automated welding apparatus for transformer tank and heat sink;
fig. 11 is a partial perspective exploded view of an automated welding apparatus for a transformer tank and a heat sink.
The reference numerals in the figures are:
1-a conveyor belt;
2-portal frames; 21-a bar-shaped chute; 22-a second hydraulic lever; 23-horizontal plates; 24-a third hydraulic rod; 25-an interception plate;
3-a positioning mechanism; 31-sliding blocks; 311-mounting slots; 312-a first hydraulic lever; 32-adjusting the motor; 33-a bidirectional screw rod;
4-a guide frame; 41-rectangular ring grooves; 42-right angle guide blocks; 421-right angle receiving slots; 422-right angle chute; 423-extension plates; 424-servo motor; 425-a driving wheel; 426—synchronous belt; 427-guide plate; 43-linear guide block; 431-linear chute; 432-limit bars; 433-bar-shaped guide groove; 434-bearing blocks; 435-rectangular avoidance slot; 436-bar-shaped grooves; 437—a slide bar; 438—push spring; 439-rubber strips;
5-a welding mechanism; 51-rectangular mounting blocks; 511-rectangular sliders; 512-rectangular guide blocks; 52-connecting rods; 521-adjusting the bearing; 522-a securing ring; 523-guiding cylinder; 524-slide tray; 525-limiting rings; 526-a guide bar; 527—a connecting strip; 528-telescoping spring; 53-mount; 531-welding gun;
6-an extension mechanism; 61-a double-shaft motor; 62-screw rod;
7-a tightening mechanism; 71-a moving block; 711-avoidance holes; 712-first hinge slot; 72-hinging rod; 73-positioning blocks; 731-a second hinge slot; 732-driven wheel.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Referring to fig. 1 to 11, an automated welding apparatus for a transformer tank and a heat sink includes a conveyor belt 1 for conveying the transformer tank; the device also comprises a portal frame 2, a positioning mechanism 3, a guide frame 4 and a welding mechanism 5; the two ends of the portal frame 2 are respectively arranged at two sides of the conveying belt 1 along the length direction, one side of the top of the portal frame 2 along the length direction is provided with a strip-shaped chute 21, and the positioning mechanism 3 is arranged in the strip-shaped chute 21 and used for limiting the position of the transformer box body; the positioning mechanism 3 comprises two sliding blocks 31 which can be mutually close to and far away from each other, each sliding block 31 is provided with a mounting groove 311, each mounting groove 311 is internally provided with a first hydraulic rod 312, and the first hydraulic rods 312 are arranged in a vertical state; two guide frames 4 are arranged, and the guide frames 4 are arranged at the bottoms of the corresponding first hydraulic rods 312 in a vertical state; the guide frames 4 are rectangular, rectangular ring grooves 41 are formed in the opposite sides of the two guide frames 4, and two groups of welding mechanisms 5 are arranged in each rectangular ring groove 41; the two groups of welding mechanisms 5 are in central symmetry relative to the center of the corresponding guide frame 4; each set of welding mechanisms 5 includes rectangular mounting blocks 51 capable of sliding along the rectangular ring grooves 41, a connecting rod 52 is provided at one end of each rectangular mounting block 51 away from the corresponding rectangular ring groove 41, and a mounting seat 53 for mounting a welding gun 531 is provided at one end of the connecting rod 52 away from the rectangular mounting block 51.
The radiating fins are fixed on two sides of the transformer box body through spot welding in advance or are arranged on the transformer box body through clamping grooves on two sides of the transformer box body so that the radiating fins can slightly shake and are arranged on the transformer box body, and the radiating fins cannot fall off when the radiating fins are transported on the conveyor belt 1; along with the transportation of the conveying belt 1, when the radiating fins on two sides of the transformer box body are moved between the two guide frames 4, the conveying belt 1 stops conveying, at this time, the positions of the two guide frames 4 are adjusted by adjusting the sliding block 31 and the first hydraulic rod 312, so that the two guide frames 4 can be mutually close to each other, the corresponding radiating fins can be adjusted to the inside of the corresponding guide frames 4, the two rectangular mounting blocks 51 arranged in the same guide frame 4 are respectively positioned at two opposite corners of the corresponding rectangular ring groove 41 in an initial state, so that the welding gun 531 arranged on the corresponding mounting seat 53 can be in contact with the corner of the corresponding radiating fin, then the two rectangular mounting blocks 51 in the corresponding rectangular ring groove 41 slide along the rectangular ring groove 41, so that the two welding gun 531 positioned in the same guide frame 4 can synchronously move and weld along the edge of the radiating fin, the mounting seat 53 and the axis of the connecting rod 52 are obliquely arranged at a certain angle (as shown in fig. 5), so that the welding gun 531 can weld the contact positions of the radiating fin and the box body, thereby improving the welding efficiency of the two welding guns can be further and the welding tracks of the two welding guns can be simultaneously arranged at right angles, and the two welding guns can be further shortened, and the two welding tracks of the radiating fin can be arranged through the two welding tracks of the two welding gun guide frames 4; after the welding is completed, under the cooperation of the sliding block 31 and the first hydraulic rod 312, the two guide frames 4 are mutually far away, and the transformer box body to be welded is moved between the two guide frames 4 under the transportation of the conveying belt 1, so that the continuous welding of the transformer box body can be ensured, the time consumed for carrying the transformer box body is reduced, and the production efficiency is improved.
In particular, the opposite sides in the present application are sides that are close to each other.
Referring to fig. 5 to 11, each guide frame 4 includes a right angle guide block 42 and a straight guide block 43; four right angle guide blocks 42 are arranged, four right angle guide blocks 42 are distributed in a matrix, four straight line guide blocks 43 are arranged, and the straight line guide blocks 43 are positioned between two adjacent right angle guide blocks 42; the right angle guide block 42 and the straight guide block 43 are sequentially arranged to form a rectangular shape; a linear chute 431 is arranged on one side of each linear guide block 43 along the length direction, and the corresponding end part of the right-angle guide block 42 is slidably arranged in the linear chute 431; the right-angle guide block 42 is provided with a right-angle accommodating groove 421 for accommodating the rectangular mounting blocks 51, the inner wall of the bottom of the right-angle accommodating groove 421 is provided with a right-angle sliding groove 422, each rectangular mounting block 51 is provided with a rectangular sliding block 511 matched with a linear sliding groove 431, and the rectangular sliding blocks 511 can be arranged in the right-angle sliding groove 422 in a sliding manner; limiting strips 432 are arranged on the inner walls of the two sides of the top of each linear chute 431, strip-shaped guide grooves 433 are arranged on the opposite sides of the two limiting strips 432, and each outer wall of each rectangular mounting block 51 is provided with a rectangular guide block 512 matched with each strip-shaped guide groove 433; an extension plate 423 is arranged at the corner of each right-angle guide block 42, a servo motor 424 is arranged on one side, far away from the right-angle accommodating groove 421, of the extension plate 423, an output shaft of the servo motor 424 penetrates through the extension plate 423 and is provided with a driving wheel 425, and a plurality of driving wheels 425 are synchronously connected through a synchronous belt 426; each connecting rod 52 is further provided with an adjusting bearing 521, the outer wall of each adjusting bearing 521 is coaxially provided with a fixed ring 522, the outer wall of each fixed ring 522 is radially provided with a guide cylinder 523, the opening end of each guide cylinder 523 faces the direction far away from the axis of the fixed ring 522, the inside of each guide cylinder 523 is slidably provided with a sliding disc 524, the opening end of each guide cylinder 523 is further provided with a limiting ring 525, each sliding disc 524 is further provided with a guide rod 526, and one end of each guide rod 526 far away from the sliding disc 524 penetrates through the limiting ring 525 and is provided with a connecting strip 527, and the connecting strip 527 is connected with the corresponding synchronous belt 426; each guide rod 526 is further sleeved with a telescopic spring 528, and the telescopic springs 528 are located between the sliding disc 524 and the corresponding limiting rings 525.
The extension plate 423 is arranged at the outer corner of the corresponding right-angle guide block 42, so that the radiating fins can be avoided, and the volume collision between the extension plate 423 and the radiating fins is avoided; the right angle guide blocks 42 and the straight guide blocks 43 are sequentially connected in a sliding manner, the positions of the two right angle guide blocks 42 positioned in the straight sliding grooves 431 are adjusted, so that the right angle guide blocks 42 can adapt to radiating fins of different specifications, along with the movement of the right angle guide blocks 42, one side, close to the radiating fins, of the straight guide blocks 43 can be contacted with the radiating fins, the radiating fins are fixed, the radiating fins are prevented from shaking in the welding process, along with the driving of the servo motors 424, a driving wheel 425 arranged on the output shafts of the servo motors 424 can drive a synchronous belt 426 to rotate, the synchronous belt 426 drives a guide rod 526 to move through a connecting strip 527, the limiting ring 525 can limit the position of a sliding disc 524 to avoid the sliding disc to move outside a guide cylinder 523, and through the cooperation of the guide rod 526 and the guide cylinder 523, the corresponding rectangular installation blocks 51 can be enabled to move along the rectangular annular grooves 41 formed by the straight sliding grooves 431 and the right angle accommodation grooves, the adjusting bearings 521 can ensure the stability of the rectangular installation blocks 51 in the moving process, and the telescopic springs 528 can enable the sliding disc 524 to always move towards the direction close to the inner wall of the bottom of the corresponding guide cylinder 523, so that sufficient traction force can be provided; when the rectangular mounting block 51 is in the right-angle accommodating groove 421, the rectangular sliding block 511 at the bottom of the rectangular mounting block 51 can be slidably arranged in the right-angle sliding groove 422, and the synchronous belt 426 pulls the rectangular mounting block 51 to move through the guide rod 526 and the guide cylinder 523, so that the rectangular mounting block 51 can rotate; when the welding gun is moved to the position of the linear guide block 43, the limiting bar 432 not only can further improve the connection stability of the linear guide block 43 and the right-angle guide block 42, but also the bar-shaped guide groove 433 arranged on the limiting bar 432 can be mutually matched with the rectangular sliding blocks 511 on the four walls of the rectangular mounting block 51, so that the stability of the movement of the rectangular mounting block 51 in the linear sliding groove 431 is ensured, the welding gun 531 is enabled to move more stably, and the welding quality is ensured.
As shown in fig. 2, 8 and 9, each linear guide block 43 is further provided with an extension mechanism 6 for adjusting the position of the right angle guide block 42; the stretching mechanism 6 includes a biaxial motor 61; the double-shaft motor 61 is arranged at the center of one side, far away from the linear sliding groove 431, of the corresponding linear guide block 43, bearing seats 434 are arranged at two ends of one side, far away from the linear sliding groove 431, of each linear guide block 43 along the length direction, screw rods 62 are arranged at two ends of the double-shaft motor 61, and one end, far away from the double-shaft motor 61, of each screw rod 62 is arranged in the corresponding bearing seat 434; two ends of one side, far away from the right-angle accommodating groove 421, of each right-angle guide block 42 are provided with guide plates 427, one side, far away from the linear sliding groove 431, of each linear guide block 43 is provided with two rectangular avoidance grooves 435 for avoiding the guide plates 427, and the guide plates 427 penetrate the corresponding rectangular avoidance grooves 435 and are in threaded connection with the corresponding screw rods 62.
Through being provided with biax motor 61, the lead screw 62 at biax motor 61 both ends respectively with correspond deflector 427 threaded connection, the staff adjusts biax motor 61 according to the specification size of fin, makes the lead screw 62 at the drive both ends of biax motor 61 rotate, along with the rotation of lead screw 62, can keep away from each other with lead screw 62 threaded connection's deflector 427 to adjust two right angle guide blocks 42 positions that lie in sharp spout 431, through skimming each other with first hydraulic stem 312 and sliding block 31, make it weld the fin of different specifications.
As shown in fig. 2, 5, 6 and 8, a tightening mechanism 7 for keeping the timing belt 426 tight is provided on each linear guide block 43; the tightening mechanism comprises a moving block 71, a hinging rod 72 and a positioning block 73; a bar-shaped groove 436 is formed in one side of each linear guide block 43 along the length direction, a sliding rod 437 is arranged in the bar-shaped groove 436, two moving blocks 71 are arranged in the bar-shaped groove 436 in a sliding manner, and each moving block 71 is also provided with an avoidance hole 711 for avoiding the sliding rod 437; push springs 438 are sleeved at two ends of each sliding rod 437, and the two push springs 438 are respectively positioned at the deviating sides of the two moving blocks 71; one end of each moving block 71 far away from the bar-shaped groove 436 is provided with a first hinging groove 712, the positioning block 73 is provided with two second hinging grooves 731, the number of hinging rods 72 is two, one end of each hinging rod 72 is hinged with the corresponding first hinging groove 712, and the other end is hinged with the corresponding second hinging groove 731; the positioning block 73 is rotatably provided with a driven wheel 732, and the driven wheel 732 is in transmission connection with the corresponding synchronous belt 426.
The strip-shaped groove 436 is arranged on one side of the linear guide block 43 far away from the radiating fin, when the positions of the right-angle guide block 42 and the linear guide block 43 are not adjusted, the two pushing springs 438 sleeved on the sliding rod 437 can enable the two moving blocks 71 to be close to each other, along with the mutual approaching of the two moving blocks 71, the two hinging rods 72 are in a V-shaped shape, the positioning block 73 moves towards the direction far away from the strip-shaped groove 436 through the interaction of the two hinging rods 72, the driven wheel 732 arranged on the positioning block 73 can enable the synchronous belt 426 to be kept in a tight state, so that the stability of rotation of the synchronous belt 426 is ensured, when the positions of the right-angle guide block 42 and the linear guide block 43 are adjusted, the distance between the corresponding driving wheels 425 is increased, so that the synchronous belt 426 can squeeze the driven wheel 732, the driven wheel 732 moves towards the direction close to the strip-shaped groove 436, the two moving blocks 71 can overcome the elastic force of the pushing springs 438, the synchronous belt 426 can be kept in a tight state under the elastic force of the pushing springs, and further the driving wheel 425 can drive the synchronous belt 426 to rotate, and the synchronous belt 426 is worth noting that the synchronous belt 426 can rotate. In particular, the facing sides in this application are the sides facing away from each other.
Referring to fig. 2, the positioning mechanism 3 further includes an adjusting motor 32 and a bidirectional screw 33; the bidirectional screw rod 33 is rotatably arranged in the strip-shaped chute 21, and the adjusting motor 32 is arranged on the portal frame 2 and used for driving the double-wire screw rod 62 to rotate; the two sliding blocks 31 are respectively connected with two ends of the bidirectional screw rod 33 in a threaded manner.
The bidirectional screw rod 33 is driven to rotate by the adjusting motor 32, and the two sliding blocks 31 are driven to be close to or far away from each other along with the rotation of the bidirectional screw rod 33, so that the position of the guide frame 4 arranged on the first hydraulic rod 312 is adjusted, the two sides of the transformer box body can be synchronously welded, the position of the transformer box body can be adjusted, and the surfaces to be welded on the two sides of the transformer box body are parallel to the guide frame 4.
Referring to fig. 2 and 3, a second hydraulic rod 22 is further disposed at the top of the portal frame 2, a driving direction of the second hydraulic rod 22 is perpendicular to a length direction of the portal frame 2, a horizontal plate 23 is disposed on an executing portion of the second hydraulic rod 22, a third hydraulic rod 24 is disposed at the top of the horizontal plate 23, the third hydraulic rod 24 is disposed in a vertical state, and an intercepting plate 25 for intercepting a transformer box body is disposed through the horizontal plate 23 on an executing portion of the third hydraulic rod 24.
After the single adjustment is completed, along with the transportation of the conveyer belt 1, through the cooperation of the second hydraulic rod 22 and the third hydraulic rod 24, the position of the transformer box body with different specifications on the conveyer belt 1 can be limited by the interception plate 25, so that the two guide frames 4 can be ensured to limit the radiating fins.
As shown in fig. 5, each linear guide block 43 is further provided with a rubber strip 439 on a side thereof remote from the strip-shaped groove 436.
The rubber strip 439 is arranged on one side, close to the radiating fins, of the linear guide block 43, and the rubber strip 439 is preferably made of a high-temperature resistant material, so that the radiating fins can be protected by the rubber strip 439, and the linear guide block 43 is prevented from being in rigid contact with the radiating fins, so that the radiating fins are damaged.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (9)
1. An automatic welding device for a transformer box body and radiating fins comprises a conveying belt for conveying the transformer box body; the device is characterized by further comprising a portal frame, a positioning mechanism, a guide frame and a welding mechanism;
the two ends of the portal frame are respectively arranged at two sides of the conveyor belt along the length direction, one side of the top of the portal frame along the length direction is provided with a strip-shaped chute, and the positioning mechanism is arranged in the strip-shaped chute and used for limiting the position of the transformer box body; the positioning mechanism comprises two sliding blocks which can be mutually close to and far away from each other, each sliding block is provided with a mounting groove, each mounting groove is internally provided with a first hydraulic rod, and the first hydraulic rods are arranged in a vertical state;
the two guide frames are arranged at the bottoms of the corresponding first hydraulic rods in a vertical state; the guide frames are rectangular, rectangular ring grooves are formed in opposite sides of the two guide frames, and two groups of welding mechanisms are arranged in each rectangular ring groove; the two groups of welding mechanisms are in central symmetry relative to the centers of the corresponding guide frames; each group of welding mechanism comprises rectangular mounting blocks capable of sliding along the rectangular ring grooves, a connecting rod is arranged at one end, away from the corresponding rectangular ring groove, of each rectangular mounting block, and a mounting seat for mounting a welding gun is arranged at one end, away from the rectangular mounting block, of each connecting rod.
2. The automated welding device for transformer tank and heat sink as recited in claim 1 wherein each guide frame comprises a right angle guide block and a straight guide block;
four right angle guide blocks are distributed in a matrix, four straight guide blocks are arranged, and the straight guide blocks are positioned between two adjacent right angle guide blocks; the right-angle guide block and the linear guide block are sequentially arranged to form a rectangular shape;
a linear chute is formed in one side of each linear guide block along the length direction, and the corresponding end part of each right-angle guide block can be slidably arranged in the linear chute;
the right-angle guide block is provided with a right-angle accommodating groove for accommodating the rectangular mounting blocks, the inner wall of the bottom of the right-angle accommodating groove is provided with a right-angle chute, each rectangular mounting block is provided with a rectangular sliding block matched with the straight chute, and the rectangular sliding blocks can be arranged in the right-angle chute in a sliding way;
limiting strips are arranged on the inner walls of the two sides of the top of each linear chute, strip-shaped guide grooves are arranged on the opposite sides of the two limiting strips, and rectangular guide blocks matched with the strip-shaped guide grooves are arranged on the outer walls of the rectangular mounting blocks;
an extension plate is arranged at the corner of each right-angle guide block, a servo motor is arranged on one side of the extension plate, which is far away from the right-angle accommodating groove, an output shaft of the servo motor penetrates through the extension plate and is provided with driving wheels, and the driving wheels are synchronously connected through a synchronous belt;
each connecting rod is further provided with an adjusting bearing, the outer wall of each adjusting bearing is coaxially provided with a fixed ring, the outer wall of each fixed ring is radially provided with a guide cylinder, the opening end of each guide cylinder faces the direction away from the axis of the fixed ring, a sliding disc is slidably arranged in each guide cylinder, the opening end of each guide cylinder is further provided with a limiting ring, each sliding disc is further provided with a guide rod, one end of each guide rod away from the sliding disc penetrates through the limiting ring and is provided with a connecting strip, and the connecting strip is connected with a corresponding synchronous belt; and each guide rod is also sleeved with a telescopic spring, and the telescopic springs are positioned between the sliding disc and the corresponding limiting rings.
3. The automated welding device for transformer tank and cooling fin according to claim 2, wherein each linear guide block is further provided with an extension mechanism for adjusting the position of the right angle guide block.
4. An automated welding apparatus for transformer tank and heat sink as recited in claim 3 wherein the stretching mechanism comprises a biaxial motor;
the double-shaft motor is arranged at the center of one side, far away from the linear sliding groove, of the corresponding linear guide block, bearing seats are arranged at two ends of one side, far away from the linear sliding groove, of each linear guide block along the length direction, screw rods are arranged at two ends of the double-shaft motor, and one end, far away from the double-shaft motor, of each screw rod is arranged in the corresponding bearing seat;
two ends of one side of each right-angle guide block far away from the right-angle accommodating groove are provided with guide plates, one side of each straight-line guide block far away from the straight-line sliding groove is provided with two rectangular avoidance grooves for avoiding the guide plates, and the guide plates penetrate through the corresponding rectangular avoidance grooves and are in threaded connection with the corresponding screw rods.
5. An automated welding apparatus for transformer tank and heat sink according to claim 2, wherein each linear guide block is provided with a tightening mechanism for keeping the timing belt tight.
6. The automated welding device for a transformer tank and a radiator fin according to claim 5, wherein the tightening mechanism comprises a moving block, a hinge rod and a positioning block;
a strip-shaped groove is formed in one side of each linear guide block along the length direction, a sliding rod is arranged in the strip-shaped groove, two moving blocks are arranged in the strip-shaped groove in a sliding mode, and each moving block is further provided with an avoidance hole for avoiding the sliding rod; pushing springs are sleeved at two ends of each sliding rod, and the two pushing springs are respectively positioned at the deviating sides of the two moving blocks;
one end of each moving block far away from the bar-shaped groove is provided with a first hinge groove, the positioning block is provided with two second hinge grooves, two hinge rods are arranged, one end of each hinge rod is hinged with the corresponding first hinge groove, and the other end of each hinge rod is hinged with the corresponding second hinge groove;
the positioning block is rotatably provided with a driven wheel which is in transmission connection with a corresponding synchronous belt.
7. The automated welding device for a transformer tank and a cooling fin according to claim 1, wherein the positioning mechanism further comprises an adjusting motor and a bidirectional screw;
the bidirectional screw rod can be rotatably arranged in the strip-shaped chute, and the adjusting motor is arranged on the portal frame and used for driving the double-wire screw rod to rotate; the two sliding blocks are respectively connected with the two ends of the bidirectional screw rod in a threaded manner.
8. The automatic welding device for the transformer tank and the radiating fins according to claim 7, wherein a second hydraulic rod is further arranged at the top of the portal frame, the driving direction of the second hydraulic rod is perpendicular to the length direction of the portal frame, a horizontal plate is arranged on an executing part of the second hydraulic rod, a third hydraulic rod is arranged at the top of the horizontal plate and is in a vertical state, and an intercepting plate for intercepting the transformer tank is arranged on the executing part of the third hydraulic rod, which penetrates through the horizontal plate.
9. The automated welding device for transformer tank and heat sink as recited in claim 6 wherein each linear guide block is further provided with a rubber strip on a side thereof remote from the strip-shaped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311395303.3A CN117123962B (en) | 2023-10-26 | 2023-10-26 | Automatic welding device for transformer box body and radiating fin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311395303.3A CN117123962B (en) | 2023-10-26 | 2023-10-26 | Automatic welding device for transformer box body and radiating fin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117123962A CN117123962A (en) | 2023-11-28 |
| CN117123962B true CN117123962B (en) | 2024-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311395303.3A Active CN117123962B (en) | 2023-10-26 | 2023-10-26 | Automatic welding device for transformer box body and radiating fin |
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| CN (1) | CN117123962B (en) |
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| KR20090045531A (en) * | 2007-11-02 | 2009-05-08 | 장정구 | Apparatus for automatic welding of radiator board for transformer |
| CN102528351A (en) * | 2012-02-17 | 2012-07-04 | 常熟市友邦散热器有限责任公司 | Radiating fin edge welding machine for transformer finned radiator |
| CN106736188A (en) * | 2017-02-13 | 2017-05-31 | 盐城工学院 | A kind of transformer case system of processing and transformer production system |
| CN113441862A (en) * | 2021-09-01 | 2021-09-28 | 江苏久泰智能科技有限公司 | Intelligence bus stop metal sunshade ceiling additional strengthening welding frock |
| CN114406514A (en) * | 2021-12-31 | 2022-04-29 | 江西法斯特机电设备有限公司 | Uniform welding seam welding equipment for wind power generator box |
| CN115837530A (en) * | 2022-11-04 | 2023-03-24 | 科润智能控制股份有限公司 | Automatic welding method for energy-saving transformer oil tank production line |
| CN116571910A (en) * | 2023-06-02 | 2023-08-11 | 蓝山县吉龙粉体制造有限公司 | Metal processing welding set |
-
2023
- 2023-10-26 CN CN202311395303.3A patent/CN117123962B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090045531A (en) * | 2007-11-02 | 2009-05-08 | 장정구 | Apparatus for automatic welding of radiator board for transformer |
| CN102528351A (en) * | 2012-02-17 | 2012-07-04 | 常熟市友邦散热器有限责任公司 | Radiating fin edge welding machine for transformer finned radiator |
| CN106736188A (en) * | 2017-02-13 | 2017-05-31 | 盐城工学院 | A kind of transformer case system of processing and transformer production system |
| CN113441862A (en) * | 2021-09-01 | 2021-09-28 | 江苏久泰智能科技有限公司 | Intelligence bus stop metal sunshade ceiling additional strengthening welding frock |
| CN114406514A (en) * | 2021-12-31 | 2022-04-29 | 江西法斯特机电设备有限公司 | Uniform welding seam welding equipment for wind power generator box |
| CN115837530A (en) * | 2022-11-04 | 2023-03-24 | 科润智能控制股份有限公司 | Automatic welding method for energy-saving transformer oil tank production line |
| CN116571910A (en) * | 2023-06-02 | 2023-08-11 | 蓝山县吉龙粉体制造有限公司 | Metal processing welding set |
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| Publication number | Publication date |
|---|---|
| CN117123962A (en) | 2023-11-28 |
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