CN113547274A - Fin type radiator flange welding equipment for transformer - Google Patents
Fin type radiator flange welding equipment for transformer Download PDFInfo
- Publication number
- CN113547274A CN113547274A CN202111091237.1A CN202111091237A CN113547274A CN 113547274 A CN113547274 A CN 113547274A CN 202111091237 A CN202111091237 A CN 202111091237A CN 113547274 A CN113547274 A CN 113547274A
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- China
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- plate
- flange
- radiator
- oil cylinder
- seat
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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
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- 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
- B23K37/006—Safety devices
Abstract
The invention discloses a finned radiator flange welding device for a transformer, which comprises an installation positioning mechanism, wherein the flange positioning mechanism is fixedly installed on the outer side of the installation positioning mechanism, the flange positioning mechanism comprises a hydraulic oil cylinder, an oil cylinder installation seat, a connecting transverse plate and a flange placing plate, the hydraulic oil cylinder is installed at each of two ends of the connecting transverse plate, the oil cylinder installation seat is fixedly installed on the outer side of the hydraulic oil cylinder, the flange placing plate is fixedly installed on the upper end face of the connecting transverse plate, and the two radiator clamping mechanisms are connected to the inner side of the installation positioning mechanism in a sliding mode. According to the invention, the radiator and the flange are accurately positioned and welded, so that the welding quality is effectively ensured, the clamping and the taking and the placing are convenient, and the welding protection effect is good.
Description
Technical Field
The invention relates to the technical field of transformers, in particular to a finned radiator flange welding device for a transformer.
Background
Along with the rapid development of social economy, transformers are used more and more, finned radiators for transformers are mainly used for radiating the transformers, oil pipes of the finned radiators are connected with the transformers through flanges, the contact area between the oil pipes and air is increased through the finned radiators, the transformers are radiated, the flanges are fixed on the oil pipes of the finned radiators through welding, during welding, the flanges and the oil pipes are welded through hands, and the flanges are welded on the oil pipes, so that the finned radiators can be fixed on the transformers.
The existing radiator and flange are not accurately positioned when being welded, so that the welding quality is poor, and the welding process is not conveniently protected; therefore, the existing requirements are not met, and therefore a finned radiator flange welding device for a transformer is provided.
Disclosure of Invention
The invention aims to provide finned radiator flange welding equipment for a transformer, which is used for solving the problems that the existing welding equipment for welding radiators and flanges in the background art is inaccurate in positioning, poor in welding quality, inconvenient in protection of the welding process and the like.
In order to achieve the purpose, the invention provides the following technical scheme: a finned radiator flange welding device for a transformer comprises an installation positioning mechanism, wherein a flange positioning mechanism is fixedly installed on the outer side of the installation positioning mechanism, the flange positioning mechanism comprises a hydraulic oil cylinder, an oil cylinder installation seat, a connecting transverse plate and a flange placing plate, the hydraulic oil cylinder is installed at each end of the connecting transverse plate, the oil cylinder installation seat is fixedly installed on the outer side of the hydraulic oil cylinder, the flange placing plate is fixedly installed on the upper end face of the connecting transverse plate, the inner side of the installation positioning mechanism is slidably connected with two radiator clamping mechanisms, each radiator clamping mechanism comprises a plugging arc plate, a handle, a supporting sliding plate, a connecting guide seat, a cushion pad and a clamping plate, a supporting sliding plate is fixedly installed at the upper end of the connecting guide seat, a clamping plate is fixedly installed on the upper end face of the supporting sliding plate, and the cushion pad is arranged on one side of the clamping plate, a blocking arc plate is arranged on the other side of the clamping plate, and a handle is arranged on one side of the blocking arc plate; the installation positioning mechanism comprises a supporting base, a protective shell, a positioning sleeve seat and guide rods, the protective shell is fixedly installed on the outer side of the supporting base, the positioning sleeve seat is installed in the middle of the upper end face of the supporting base, and the two guide rods are fixedly installed on the lower end face of the supporting base.
Preferably, the upper end of the protective shell is provided with a rotary adjusting mechanism, the upper end surface of the supporting base is provided with two welding mechanisms, and the inner side of the cushion pad is provided with two radiator main bodies.
Preferably, the rotary adjusting mechanism comprises a sealing cover plate, a supporting frame, a transmission motor, a sealing ring, a transmission shaft and an adjusting push plate, wherein the sealing cover plate is installed on the inner side of the sealing ring, the transmission shaft is fixedly installed on the inner side of the sealing cover plate, the transmission shaft is arranged at the middle part of the sealing cover plate, the transmission motor is arranged at the upper end of the transmission shaft, the supporting frame is fixedly installed on the outer side of the transmission motor, and the two adjusting push plates are fixedly installed on the lower end face of the sealing cover plate.
Preferably, the welding mechanism includes welding gun, welder mount pad and gas-supply pipe, the upper end of gas-supply pipe is provided with the welder mount pad, the gas-supply pipe is all installed to the both sides of welder mount pad.
Preferably, the bottom end of the hydraulic oil cylinder penetrates through the oil cylinder mounting seat and is fixedly connected with the two ends of the connecting transverse plate through screws, the flange placing plate is fixedly welded with the connecting transverse plate, and flange positioning grooves are formed in the two ends of the flange placing plate.
Preferably, the bottom end of the blocking arc plate is welded and fixed with the supporting sliding plate, the bottom end of the clamping plate is connected and fixed with the supporting sliding plate through screws, and the four clamping plates are connected with the two ends of the radiator main body through cushion pads.
Preferably, the bottom end of the connecting guide seat penetrates through the supporting base and is sleeved outside the guide rod, the guide rod is connected with the supporting sliding plate through the connecting guide seat, and the positioning sleeve seat is fixedly connected with the supporting base through a screw.
Preferably, sealed apron passes through the sealing ring with protection casing and is connected, braced frame and sealed apron are run through to the bottom of transmission shaft extend to the inboard of positioning sleeve seat, the transmission shaft passes through bolted connection with sealed apron and fixes, the upper end of adjusting the push pedal passes through bolted connection with sealed apron and fixes.
Preferably, the upper end of the gas transmission pipe penetrates through the support base and is connected with the welding gun mounting seat through threads, and one end of the welding gun is connected with the welding gun mounting seat through threads.
Compared with the prior art, the invention has the beneficial effects that:
1. the two flange placing plates are convenient for positioning and placing the four flange main bodies, the clamping plate is convenient for positioning and clamping the radiator main bodies, the operating handle drives the radiator main bodies to slide on the upper end face of the supporting base through the supporting sliding plate, so that the supporting sliding plate is guided through the guide rod when sliding relative to the supporting base, the transmission motor drives the sealing cover plate to rotate through the transmission shaft, and the sealing cover plate drives the two radiator main bodies to rotate clockwise through the adjusting push plate;
2. according to the invention, the connecting transverse plate is driven to move upwards through the hydraulic oil cylinder, and then the connecting transverse plate drives the flange main body to move upwards through the flange placing plate, so that the radiator main body and the flange main body can be accurately positioned, the radiator main body and the flange main body can be welded through the welding mechanism, the welding process can be effectively sealed and protected through the sealing cover plate, the protection shell and the blocking arc plate, the welding safety is improved, the radiator main body can be conveniently taken out when the supporting sliding plate is taken out, and the use is more convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic cross-sectional view of the positioning mechanism of the present invention;
FIG. 4 is a schematic structural view of a heat sink clamping mechanism according to the present invention;
FIG. 5 is a partial schematic view of the positioning mechanism of the present invention;
FIG. 6 is a schematic view of a partial structure of the connecting cross plate of the present invention.
In the figure: 1. installing a positioning mechanism; 101. a support base; 102. a protective housing; 103. positioning the sleeve seat; 104. a guide bar; 2. a rotation adjustment mechanism; 201. sealing the cover plate; 202. a support frame; 203. a drive motor; 204. a seal ring; 205. a drive shaft; 206. adjusting the push plate; 3. a flange positioning mechanism; 301. a hydraulic cylinder; 302. an oil cylinder mounting base; 303. connecting the transverse plates; 304. a flange placement plate; 4. a radiator clamping mechanism; 401. blocking the arc plate; 402. a handle; 403. supporting the sliding plate; 404. connecting a guide seat; 405. a cushion pad; 406. installing a clamping plate; 5. a welding mechanism; 501. welding a gun; 502. a welding gun mounting seat; 503. a gas delivery pipe; 6. a heat sink body; 7. a flange body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 6, an embodiment of the present invention includes: a finned radiator flange welding device for a transformer comprises an installation positioning mechanism 1, wherein a flange positioning mechanism 3 is fixedly installed on the outer side of the installation positioning mechanism 1, the flange positioning mechanism 3 comprises a hydraulic oil cylinder 301, an oil cylinder installation seat 302, a connecting transverse plate 303 and a flange placing plate 304, the hydraulic oil cylinder 301 is installed at each end of the connecting transverse plate 303, the oil cylinder installation seat 302 is fixedly installed on the outer side of the hydraulic oil cylinder 301, the flange placing plate 304 is fixedly installed on the upper end face of the connecting transverse plate 303, so that four flange main bodies 7 can be conveniently positioned and placed through the two flange placing plates 304, two radiator clamping mechanisms 4 are slidably connected to the inner side of the installation positioning mechanism 1, each radiator clamping mechanism 4 comprises a plugging arc plate 401, a handle 402, a supporting sliding plate 403, a connecting guide seat 404, a cushion 405 and a clamping plate 406, a supporting sliding plate 403 is fixedly installed at the upper end of the connecting guide seat 404, supporting slide 403's up end fixed mounting has clamping board 406 for clamping board 406 is convenient for fix a position the clamping to radiator main part 6, one side of clamping board 406 is provided with blotter 405, shutoff arc board 401 is installed to the opposite side of clamping board 406, handle 402 is installed to one side of shutoff arc board 401, wholly through carrying out accurate positioning and welding to radiator and flange, effectively guarantees welding quality, and the clamping of being convenient for is got and is put, and the welding protection is effectual.
Further, installation positioning mechanism 1 is including supporting base 101, protective housing 102, location cover barrel seat 103 and guide bar 104, and the outside fixed mounting that supports base 101 has protective housing 102, and the mid-mounting that supports the base 101 up end has location cover barrel seat 103, and the lower terminal surface fixed mounting that supports base 101 has two guide bars 104, is convenient for fix a position the installation to overall structure through installation positioning mechanism 1.
Further, the rotation adjusting mechanism 2 is installed at the upper end of the protective housing 102, two welding mechanisms 5 are installed on the upper end face of the supporting base 101, two radiator main bodies 6 are installed on the inner sides of the four cushion pads 405, flange placing plates 304 are provided at both ends with flange main bodies 7, and the flange placing plates 304 are used for positioning and placing the flange main bodies 7.
Further, the rotary adjusting mechanism 2 comprises a sealing cover plate 201, a supporting frame 202, a transmission motor 203, a sealing ring 204, a transmission shaft 205 and an adjusting push plate 206, the sealing cover plate 201 is installed on the inner side of the sealing ring 204, the transmission shaft 205 is fixedly installed on the inner side of the middle part of the sealing cover plate 201, the transmission motor 203 is arranged at the upper end of the transmission shaft 205, the supporting frame 202 is fixedly installed on the outer side of the transmission motor 203, two adjusting push plates 206 are fixedly installed on the lower end face of the sealing cover plate 201, and the position of the radiator main body 6 before and after welding can be adjusted and reset conveniently through the rotary adjusting mechanism 2.
Further, the welding mechanism 5 comprises a welding gun 501, a welding gun mounting seat 502 and a gas pipe 503, the welding gun mounting seat 502 is arranged at the upper end of the gas pipe 503, the gas pipe 503 is mounted on two sides of the welding gun mounting seat 502, and the welding mechanism 5 is convenient for welding the radiator and the flange.
Further, the bottom end of hydraulic cylinder 301 runs through hydro-cylinder mount pad 302 and is connected fixedly with the both ends of connecting diaphragm 303 through the screw, and board 304 is placed with connecting diaphragm 303 welded fastening to the flange, and the both ends that board 304 was placed to the flange all are provided with the flange constant head tank for place board 304 through two flanges and be convenient for fix a position four flange main parts 7 and place.
Further, the bottom end of the blocking arc plate 401 is welded and fixed with the supporting sliding plate 403, the bottom end of the clamping plate 406 is fixed with the supporting sliding plate 403 through screw connection, and the four clamping plates 406 are connected with two ends of the radiator main body 6 through the buffer pads 405, so that the clamping plates 406 are convenient for positioning and clamping the radiator main body 6.
Further, the bottom end of the connecting guide seat 404 penetrates through the supporting base 101 and is sleeved outside the guide rod 104, the guide rod 104 and the supporting sliding plate 403 are connected through the connecting guide seat 404, and the positioning sleeve seat 103 and the supporting base 101 are fixedly connected through screws, so that the supporting sliding plate 403 is guided through the guide rod 104 when sliding relative to the supporting base 101.
Further, the sealing cover plate 201 is connected with the protective shell 102 through the sealing ring 204, the bottom end of the transmission shaft 205 penetrates through the supporting frame 202 and the sealing cover plate 201 and extends to the inner side of the positioning sleeve seat 103, the transmission shaft 205 and the sealing cover plate 201 are fixed through screw connection, the upper end of the adjusting push plate 206 is fixed with the sealing cover plate 201 through screw connection, and the sealing cover plate 201 drives the two radiator main bodies 6 to rotate clockwise through the adjusting push plate 206.
Further, the upper end of the gas pipe 503 penetrates through the support base 101 and is connected with the welding gun mounting seat 502 through threads, and one end of the welding gun 501 is connected with the welding gun mounting seat 502 through threads, so that the welding gun 501 and the gas pipe 503 can be conveniently mounted and connected through the welding gun mounting seat 502.
When in use, the functions of all parts are checked whether to be intact, the bottom end of the hydraulic oil cylinder 301 penetrates through the oil cylinder mounting seat 302 and the supporting base 101 and is fixedly connected with the two ends of the connecting transverse plate 303 through screws, the flange placing plates 304 are fixedly mounted on the upper end faces of the connecting transverse plates 303, so that the four flange main bodies 7 can be conveniently positioned and placed by two flange placing plates 304, both ends of the radiator main body 6 and the clamping plates 406 are connected by the cushion pads 405, so that the clamping plate 406 facilitates positioning and clamping the radiator main body 6, so that the handle 402 drives the radiator main body 6 to slide on the upper end surface of the support base 101 through the support sliding plate 403, further, the blocking arc plate 401 is in fit sealing with the protective shell 102, the guide rod 104 is connected with the support sliding plate 403 through the connecting guide seat 404, so that the support slide plate 403 is guided by the guide bar 104 while sliding with respect to the support base 101;
the power is switched on, the transmission motor 203 is started, the transmission motor 203 drives the sealing cover plate 201 to rotate through the transmission shaft 205 under the supporting action of the supporting frame 202, the sealing cover plate 201 drives the two radiator main bodies 6 to rotate clockwise through the adjusting push plate 206, the rotation angle is ninety degrees, at the moment, the hydraulic oil cylinder 301 is started, the hydraulic oil cylinder 301 drives the connecting transverse plate 303 to move upwards under the supporting action of the oil cylinder mounting seat 302, the connecting transverse plate 303 drives the flange main body 7 to move upwards through the flange placing plate 304, the radiator main body 6 and the flange main body 7 can be accurately positioned, the radiator main body 6 and the flange main body 7 can be welded through the welding mechanism 5, the welding process can be effectively sealed and protected through the sealing cover plate 201, the protective shell 102 and the blocking arc plate 401, the welding safety is improved, the transmission motor 203 is started again to rotate ninety degrees when the welding is completed, the radiator main body 6 and the radiator clamping mechanism 4 are clamped again, and then the radiator main body 6 is convenient to take out when the supporting sliding plate 403 is drawn out, so that the use is more convenient.
Claims (8)
1. The utility model provides a gilled radiator flange welding equipment for transformer, includes installation positioning mechanism (1), its characterized in that: the flange positioning mechanism (3) is fixedly mounted on the outer side of the mounting and positioning mechanism (1), the flange positioning mechanism (3) comprises a hydraulic oil cylinder (301), an oil cylinder mounting seat (302), a connecting transverse plate (303) and a flange placing plate (304), the hydraulic oil cylinder (301) is mounted at each of two ends of the connecting transverse plate (303), the oil cylinder mounting seat (302) is fixedly mounted on the outer side of the hydraulic oil cylinder (301), the flange placing plate (304) is fixedly mounted on the upper end face of the connecting transverse plate (303), two radiator clamping mechanisms (4) are slidably connected to the inner side of the mounting and positioning mechanism (1), each radiator clamping mechanism (4) comprises a blocking arc plate (401), a handle (402), a supporting sliding plate (403), a connecting guide seat (404), a cushion (405) and a clamping plate (406), and a supporting sliding plate (403) is fixedly mounted at the upper end of the connecting guide seat (404), a clamping plate (406) is fixedly mounted on the upper end face of the supporting sliding plate (403), a cushion pad (405) is arranged on one side of the clamping plate (406), a blocking arc plate (401) is mounted on the other side of the clamping plate (406), and a handle (402) is mounted on one side of the blocking arc plate (401); the mounting and positioning mechanism (1) comprises a supporting base (101), a protective shell (102), a positioning sleeve seat (103) and guide rods (104), wherein the protective shell (102) is fixedly mounted on the outer side of the supporting base (101), the positioning sleeve seat (103) is mounted in the middle of the upper end face of the supporting base (101), and the two guide rods (104) are fixedly mounted on the lower end face of the supporting base (101); the method is characterized in that: rotatory adjustment mechanism (2) are installed to the upper end of protective housing (102), two welding mechanism (5) are installed to the up end of supporting base (101), four two radiator main parts (6) are installed to the inboard of blotter (405).
2. The flange welding equipment for the finned radiator for the transformer according to claim 1, wherein: rotatory adjustment mechanism (2) are including sealed apron (201), braced frame (202), driving motor (203), sealing ring (204), transmission shaft (205) and regulation push pedal (206), sealed apron (201) are installed to the inboard of sealing ring (204), the inboard fixed mounting at sealed apron (201) middle part has transmission shaft (205), the upper end of transmission shaft (205) is provided with driving motor (203), the outside fixed mounting of driving motor (203) has braced frame (202), the lower terminal surface fixed mounting of sealed apron (201) has two regulation push pedals (206).
3. The flange welding equipment for the finned radiator for the transformer according to claim 1, wherein: welding mechanism (5) are including welding rifle (501), welder mount pad (502) and gas-supply pipe (503), the upper end of gas-supply pipe (503) is provided with welder mount pad (502), gas-supply pipe (503) are all installed to the both sides of welder mount pad (502).
4. The flange welding equipment for the finned radiator for the transformer according to claim 1, wherein: the bottom end of the hydraulic oil cylinder (301) penetrates through the oil cylinder mounting seat (302) and is fixedly connected with two ends of the connecting transverse plate (303) through screws, the flange placing plate (304) is fixedly welded with the connecting transverse plate (303), and flange positioning grooves are formed in two ends of the flange placing plate (304).
5. The flange welding equipment for the finned radiator for the transformer according to claim 1, wherein: the bottom end of the blocking arc plate (401) is fixedly welded with the supporting sliding plate (403), the bottom end of the clamping plate (406) is fixedly connected with the supporting sliding plate (403) through screws, and the four clamping plates (406) are connected with the two ends of the radiator main body (6) through buffer pads (405).
6. The flange welding equipment for the finned radiator for the transformer according to claim 1, wherein: the bottom end of the connecting guide seat (404) penetrates through the supporting base (101) and is sleeved on the outer side of the guide rod (104), the guide rod (104) is connected with the supporting sliding plate (403) through the connecting guide seat (404), and the positioning sleeve seat (103) is fixedly connected with the supporting base (101) through screws.
7. The flange welding equipment for the finned radiator for the transformer according to claim 2, wherein: the sealing cover plate (201) is connected with the protective shell (102) through a sealing ring (204), the bottom end of the transmission shaft (205) penetrates through the supporting frame (202) and the sealing cover plate (201) and extends to the inner side of the positioning sleeve seat (103), the transmission shaft (205) is fixedly connected with the sealing cover plate (201) through screws, and the upper end of the adjusting push plate (206) is fixedly connected with the sealing cover plate (201) through screws.
8. The flange welding device for the finned radiator for the transformer according to claim 3, wherein: the upper end of the gas conveying pipe (503) penetrates through the supporting base (101) and is connected with the welding gun mounting seat (502) through threads, and one end of the welding gun (501) is connected with the welding gun mounting seat (502) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111091237.1A CN113547274B (en) | 2021-09-17 | 2021-09-17 | Fin type radiator flange welding equipment for transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111091237.1A CN113547274B (en) | 2021-09-17 | 2021-09-17 | Fin type radiator flange welding equipment for transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113547274A true CN113547274A (en) | 2021-10-26 |
| CN113547274B CN113547274B (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111091237.1A Active CN113547274B (en) | 2021-09-17 | 2021-09-17 | Fin type radiator flange welding equipment for transformer |
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| Country | Link |
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| CN (1) | CN113547274B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB182506A (en) * | 1921-02-03 | 1922-07-03 | Pittsburgh Transformer Co | Improvements in or relating to tanks for electrical transformers |
| JPH06262344A (en) * | 1993-03-12 | 1994-09-20 | Zexel Corp | Automatic torch brazing machine |
| CN202240286U (en) * | 2011-09-09 | 2012-05-30 | 王加龙 | Automatic hydraulic shrink pack machine of transformer radiator |
| CN105737633A (en) * | 2016-03-29 | 2016-07-06 | 青岛英吉尔制冷科技有限公司 | Laminated cold-heat exchanger and manufacturing technology thereof |
| CN208992074U (en) * | 2018-11-15 | 2019-06-18 | 青岛宜霖赛瑞智能科技有限公司 | A kind of welding heat-exchanger positioning tool |
| CN212634861U (en) * | 2020-07-21 | 2021-03-02 | 常熟市友邦散热器有限责任公司 | Flange welding positioning device of radiator |
| CN112719705A (en) * | 2020-12-22 | 2021-04-30 | 河北华丰工业集团有限公司 | Welding equipment for radiating fin |
| CN213303840U (en) * | 2020-11-13 | 2021-05-28 | 江苏长川科技有限公司 | Fin type radiator flange welding equipment for transformer |
-
2021
- 2021-09-17 CN CN202111091237.1A patent/CN113547274B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB182506A (en) * | 1921-02-03 | 1922-07-03 | Pittsburgh Transformer Co | Improvements in or relating to tanks for electrical transformers |
| JPH06262344A (en) * | 1993-03-12 | 1994-09-20 | Zexel Corp | Automatic torch brazing machine |
| CN202240286U (en) * | 2011-09-09 | 2012-05-30 | 王加龙 | Automatic hydraulic shrink pack machine of transformer radiator |
| CN105737633A (en) * | 2016-03-29 | 2016-07-06 | 青岛英吉尔制冷科技有限公司 | Laminated cold-heat exchanger and manufacturing technology thereof |
| CN208992074U (en) * | 2018-11-15 | 2019-06-18 | 青岛宜霖赛瑞智能科技有限公司 | A kind of welding heat-exchanger positioning tool |
| CN212634861U (en) * | 2020-07-21 | 2021-03-02 | 常熟市友邦散热器有限责任公司 | Flange welding positioning device of radiator |
| CN213303840U (en) * | 2020-11-13 | 2021-05-28 | 江苏长川科技有限公司 | Fin type radiator flange welding equipment for transformer |
| CN112719705A (en) * | 2020-12-22 | 2021-04-30 | 河北华丰工业集团有限公司 | Welding equipment for radiating fin |
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| CN113547274B (en) | 2021-12-03 |
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