CN115971292A - Power transformer shell forming processing equipment - Google Patents
Power transformer shell forming processing equipment Download PDFInfo
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- CN115971292A CN115971292A CN202310262113.8A CN202310262113A CN115971292A CN 115971292 A CN115971292 A CN 115971292A CN 202310262113 A CN202310262113 A CN 202310262113A CN 115971292 A CN115971292 A CN 115971292A
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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
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Abstract
The invention discloses power transformer shell forming and processing equipment, relates to the technical field of transformer processing, and mainly solves the technical problems that when the conventional processing equipment is used for integrally bending a transformer shell, a heat dissipation part on the transformer shell cannot be accurately avoided from a bending part of the transformer shell, one end of a processing seat is provided with a bending box, a first moving rail and a second moving rail are arranged in the bending box, the first moving rail is transversely arranged in the upper area of the inner wall of the bending box, the second moving rail is uniformly distributed below the first moving rail and is connected with the first moving rail, when a metal plate is bent, each bending part of the metal plate does not have a heat dissipation part, the toughness of the bending part of the metal plate is increased, and the quality of the transformer shell is improved.
Description
Technical Field
The invention relates to the technical field of transformer processing, in particular to power transformer shell forming and processing equipment.
Background
The transformer shell is an iron shell outside the transformer, the transformer shell mainly plays a role in protecting the safety of the transformer using the transformer, the transformer is generally used under very high voltage, the transformer is very dangerous within a range of several meters around the transformer, the transformer needs to be covered by the shell for safety protection so as to ensure the safety of the transformer and passing personnel, the transformer shell mainly comprises two materials, one is aluminum alloy, the other is stainless steel, the transformer shell is mainly used for indoor and outdoor transformers, the transformer is a large device, the shell of the transformer is large, the price of the shell of the corresponding transformer is relatively high, and generally, the price of the transformer shell is closely related to the area size, manufacturing materials and protection level of the transformer shell;
the transformer shell is formed by forging and pressing a plurality of iron plates, the number of welding seams of transformer shells with different qualities is inconsistent, the quality is higher, the number of welding seams on the transformer shell is smaller, so the transformer shell with high quality is formed by integrally bending processing equipment, but the transformer shell also needs to ensure that the heat dissipation performance of the transformer is stable and efficient, when the current processing equipment is used for integrally bending the transformer shell, the heat dissipation part on the transformer shell cannot be accurately avoided from the bending part of the transformer shell, if the transformer shell is bent, the heat dissipation part on the transformer shell is bent, the quality of the transformer is reduced, and therefore, the design of the forming processing equipment for the power transformer shell is necessary.
Disclosure of Invention
The invention aims to provide power transformer shell forming and processing equipment to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: power transformer shell contour machining equipment, including the processing system of processing seat and control processing seat, set up the needle drive assembly on the processing seat, the needle drive assembly includes:
the first motor is arranged on the processing seat;
the first connecting block is arranged on the first motor;
the driving rod is arranged on the first connecting block;
the second connecting block is arranged on the driving rod;
the concave block is arranged on the processing seat;
the first fixing block and the second fixing block are arranged on the second connecting block;
the first engraving needle is arranged on the first fixed block;
the second engraving needle is arranged on the second fixed block;
a base is arranged on one side of the processing seat, a support column is fixedly arranged on the top of the base, the support column is bent and extends upwards, a reinforcing disc is fixedly arranged at the top of the support column, a third motor is arranged in the reinforcing disc, a bending disc is fixedly arranged at the output end of the third motor, and a plurality of bending rods which are closely distributed are fixedly arranged on the disc surface of the bending disc;
one end of the processing seat is provided with a bending box, a first moving rail and a second moving rail are arranged in the bending box, the first moving rail is transversely arranged in the upper region of the inner wall of the bending box, and the second moving rail is uniformly distributed below the first moving rail and is connected with the first moving rail;
the second removes and slides on the rail and sets up the kelly, the both ends region of kelly is rolling bearing installation circle respectively, fixed mounting bull stick on the bull stick, set up the ejector pin on the bull stick.
According to the technical scheme, the bending plate is fixedly installed at the starting end of the machining seat.
According to the technical scheme, a transverse groove track is arranged on the top surface of the processing seat, a moving block is installed in the transverse groove track in a sliding mode, a plurality of sub support legs are arranged at the top of the moving block, and the sub support legs are outwards turned outwards to increase the contact area with the metal plate;
the position of the branch supporting leg is higher than the vertex of the transverse groove rail and is not contacted with the transverse groove rail.
According to the technical scheme, the processing seat is provided with the cutting assembly, and the cutting assembly comprises a motor frame body arranged on the processing seat;
the back of motor framework is provided with two lift rails, two on the lift rail respectively sliding connection a slide bar, fixed mounting second motor on the slide bar, the first telescopic link of fixed mounting on the output of second motor, the extension of first telescopic link is served fixed mounting second telescopic link, the extension end of second telescopic link is outside, the second telescopic link is close to the output department fixed mounting second cutting piece of second motor, the extension end fixed mounting first cutting piece of second telescopic link.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, by arranging the ejector rod, the bending rod and the bending box, when the metal plate is bent, each bent part of the metal plate has no heat dissipation part, so that the toughness of the bent part of the metal plate is increased, the quality of the transformer shell is improved, meanwhile, the high heat dissipation performance can be ensured, the automatic metal plate bending processing flow is realized, the processing requirements of the metal plates with different specifications and different requirements are met on one device, and the quality of the metal plate is increased while the production efficiency is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is an overall cross-sectional elevational view of the invention;
FIG. 2 is a schematic view of a stylus drive assembly of the present invention;
FIG. 3 is a side schematic view of the stylus drive assembly of the present invention;
FIG. 4 is an enlarged schematic view of the area D of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic view of a bending beam and its driving structure of the present invention;
FIG. 6 is a schematic view of the location of the bending box of the present invention;
FIG. 7 is an enlarged schematic view of area A of FIG. 5 in accordance with the present invention;
FIG. 8 is an enlarged schematic view of the invention taken in the area E of FIG. 1;
FIG. 9 is an enlarged schematic view of area B of FIG. 6 in accordance with the present invention;
FIG. 10 is an enlarged schematic view of the area C of FIG. 9 in accordance with the present invention;
FIG. 11 is a schematic side view of the apparatus of the present invention;
FIG. 12 is an enlarged schematic view of the invention taken in the area F of FIG. 11, with the bending beam not in operation;
FIG. 13 is an enlarged schematic view of the invention taken in the area F of FIG. 11 with the bending beam in operation;
FIG. 14 is a schematic view of the scoring of the metal plate of the present invention;
FIG. 15 is a schematic view of the metal plate of the present invention being bent, wherein the shaded portion is a heat dissipation portion, and the top rods are selected to be thinner than the space between adjacent heat dissipation portions;
in the figure: 1. processing a base; 2. a first motor; 3. a first connection block; 4. a drive rod; 5. a concave block; 6. a second connecting block; 7. a first fixed block; 8. a second fixed block; 9. a first engraving needle; 10. a second engraving needle; 11. bending the plate; 12. a transverse groove track; 13. a moving block; 14. a motor frame; 15. a lifting rail; 16. a second motor; 17. a slide bar; 18. a second telescopic rod; 19. a first cutting blade; 20. a second cutting blade; 21. a first telescopic rod; 22. a support column; 23. reinforcing the disc; 24. bending the disc; 25. a base; 26. bending the rod; 27. bending the box; 28. a first moving rail; 29. a second moving rail; 30. a clamping rod; 31. rotating the ring; 32. a rotating rod; 33. a top rod; 34. fixing the rod; 35. a lifting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-15, the present invention provides the following technical solutions: a power transformer shell forming processing device comprises a processing seat 1 and a processing system for controlling the processing seat 1, wherein a first motor 2 is fixedly installed on the processing seat 1, a first connecting block 3 is fixedly installed on the output end of the first motor 2, a driving rod 4 is fixedly installed on the first connecting block 3 in an embedded mode, a concave block 5 is fixedly installed on the processing seat 1, the concave area of the concave block 5 faces downwards, the driving rod 4 is arranged in the concave area of the concave block 5 in a bearing mode, a second connecting block 6 is fixedly installed on the end of the driving rod 4, a sliding rail is fixedly installed on the bottom of the second connecting block 6 in the axial direction, a first fixing block 7 and a second fixing block 8 are installed on the sliding rail in a sliding mode, the first fixing block 7 and the second fixing block 8 are electrically connected with a first driving piece and a second driving piece respectively, and the first driving piece and the second driving piece are arranged inside the second connecting block 6, the bottom parts of the first fixing block 7 and the second fixing block 8 are respectively fixedly provided with a first engraving needle 9 and a second engraving needle 10, the first motor 2 is controlled by the processing system, the output end of the first motor 2 ascends and descends to drive the first connecting block 3 to ascend and descend, the first connecting block 3 ascends and descends to drive part of the driving rod 4 to ascend and descend, the other part of the driving rod 4 is driven by the part of the driving rod 4 to ascend and descend around the concave block 5, namely the first connecting block 3 ascends to drive the second connecting block 6 to descend, the first connecting block 3 descends to drive the second connecting block 6 to ascend, the first engraving needle 9 and the second engraving needle 10 are controlled by controlling the ascending and descending motion of the second connecting block 6 to judge whether to be close to a metal plate (hereinafter referred to as metal plate) of a transformer shell, and the initial positions of the first engraving needle 9 and the second engraving needle 10 are both located at the highest movable positions of the first engraving needle 9 and the second engraving needle 10, so that the metal plate can be placed conveniently;
a plurality of heat dissipation positions can be arranged on one metal plate, the heat dissipation positions are marked on the metal plate through a first engraving needle 9 and a second engraving needle 10 in the processing flow of the heat dissipation positions, then the heat dissipation positions are processed along the marks through a subsequent cutting process, and for transformer shells with different volumes, the required interval distance between the adjacent heat dissipation positions is different, so that during the marking, the adjustment is needed according to client indexes, the first engraving needle 9 is set as a fixed-point needle head, a first driving piece is controlled through a processing system, the first driving piece drives a first fixing block 7 to move on a sliding rail until the first fixing block 7 moves to a set position, at the moment, the position of the first engraving needle 9 is locked, the required interval distance H between the first engraving needle 9 and the second engraving needle 10 is input again, the processing system controls a second driving piece to move, the second driving piece drives a second fixing block 8 to move to a corresponding position, at the moment, the distance H between the first engraving needle 9 and the second engraving needle 10 is kept, and the position adjustment of the first engraving needle 9 and the second engraving needle 10 is finished;
the starting end of the processing seat 1 is fixedly provided with a bending plate 11, scattered tools such as gloves and the like are placed at the bent part at the bottom of the bending plate 11, the surface of the top of the processing seat 1 is provided with a transverse groove rail 12, the transverse groove rail 12 is embedded at the top of the processing seat 1, but a moving block 13 is arranged in the transverse groove rail 12 in a sliding manner, the moving block 13 is electrically connected with a third driving part, the top of the moving block 13 is fixedly provided with a plurality of branch pins, the branch pins are outwards turned to increase the contact area with the metal plate, and meanwhile, the positions of the branch pins are higher than the vertex of the transverse groove rail 12 and are not contacted with the transverse groove rail 12, so that friction is reduced, the operation smoothness of the moving block 13 is improved, the metal plate is placed on the processing seat 1, and the two ends of the metal plate are respectively pressed by an operator and are matched with the moving block 13 to move, the movement of the metal plate is controlled by a moving block 13, an operator only takes charge of stabilizing the metal plate, the positions of the first engraving needle 9 and the second engraving needle 10 are adjusted, the metal plate can be attached to the first engraving needle 9 and the second engraving needle 10 in the moving process, then nicks are left on the contact surface of the metal plate by the first engraving needle 9 and the second engraving needle 10, nicks at heat dissipation positions are uniformly arranged on the metal plate, the attractiveness of the transformer shell is improved, the heat dissipation uniformity efficiency is improved, the distance between adjacent nicks caused by the same engraving needle is set to be L1, meanwhile, the length of each nick is L2, a processing system controls a cutting assembly and the moving block 13 according to the same data, the end point positions of the nicks are moved to the lower side of the cutting assembly, and the cutting assembly waits for the next step;
the cutting assembly comprises a motor frame 14 fixedly installed on the processing seat 1, two lifting rails 15 are arranged on the back of the motor frame 14, a sliding rod 17 is connected to each of the two lifting rails 15 in a sliding manner, a second motor 16 is fixedly installed on each sliding rod 17, a first telescopic rod 21 is fixedly installed at the output end of each second motor 16, a second telescopic rod 18 is fixedly installed at the extending end of each first telescopic rod 21, the extending end of each second telescopic rod 18 faces outwards, a second cutting blade 20 is fixedly installed at the position, close to the output end of each second motor 16, of each second telescopic rod 18, a first cutting blade 19 is fixedly installed at the extending end of each second telescopic rod 18, the processing system controls the distance between the first cutting blade 19 and the second cutting blade 20 by controlling the movement of the second telescopic rods 18, and then the distance between the first cutting blade 19 and the second cutting blade 20 is enabled to be equal to the distance between the first engraving needle 9 and the second engraving needle 10, the adjusting and controlling process is to control the first telescopic rod 21 to extend or retract to lock the position of the second cutting blade 20, then control the second telescopic rod 18 to extend or retract to lock the position of the first cutting blade 19, so that the second cutting blade 20 and the second stylus 10 are at the same transverse position, the first cutting blade 19 and the first stylus 9 are at the same transverse position, control the heights of the first cutting blade 19 and the second cutting blade 20 by controlling the sliding rod 17 to ascend and descend on the lifting rail 15, the initial heights of the first cutting blade 19 and the second cutting blade 20 are both at the highest positions, wait for the nick of the lower metal plate to move to the set position and stop, then the sliding rod 17 descends to drive the first cutting blade 19 and the second cutting blade 20 to descend, and simultaneously the second motor 16 drives the first cutting blade 19 and the second cutting blade 20 to rotate to cut the nick, and then the nick is scored, which is a heat dissipation processing process, after the heat dissipation part is cut, the sliding rod 17 rises to drive the first cutting blade 19 and the second cutting blade 20 to rise, meanwhile, the second motor 16 stops running, the moving block 13 continues to move the metal plate, the upper nick and the lower nick of the metal plate are machined, and then the nicks are all machined;
the shape of the moving block 13 is consistent with that of the embedded transverse groove track 12, so that the contact surface of the metal plate and the moving block 13 only has the area of the top of the branch foot, cutting space is provided for the first cutting blade 19 and the second cutting blade 20, and the first cutting blade 19 and the second cutting blade 20 are prevented from damaging the machining seat 1;
a base 25 is arranged on one side of the processing seat 1, a supporting column 22 is fixedly arranged on the top of the base 25, the supporting column 22 is bent and extends upwards, a reinforcing disc 23 is fixedly arranged at the vertex of the supporting column 22, a third motor is arranged in the reinforcing disc 23, a bending disc 24 is fixedly arranged on the output end of the third motor, a plurality of bending rods 26 which are closely arranged are fixedly arranged on the disc surface of the bending disc 24, a bending box 27 is arranged at one end of the processing seat 1, a metal plate can be loaded on the top of the bending box 27, a first moving rail 28 and a second moving rail 29 are arranged in the bending box 27, the first moving rail 28 is transversely arranged in the upper region of the inner wall of the bending box 27, the second moving rail 29 is uniformly distributed below the first moving rail 28 and is in rail connection with the first moving rail 28, a clamping rod 30 is arranged on the second moving rail 29 in a sliding manner, and the initial positioning of the clamping rod 30 is on the second moving rail 29, the method comprises the steps that rotating bearings are respectively arranged at two end areas of a clamping rod 30 to install rotating rings 31, rotating rods 32 are fixedly arranged on the rotating rings 31, the initial positions of the rotating rods 32 are vertically downward as shown in figure 10, ejector rods 33 are fixedly arranged in a clamping mode through the rotating rods 32, a plurality of corresponding clamping rods 30 are arranged on a second moving rail 29, then a plurality of ejector rods 33 are arranged, the radius of the cross section of each ejector rod 33 is not consistent, namely the thickness of each ejector rod 33 is not consistent, N ejector rods 33 are arranged in a bending box 27, the radius of the cross section of each ejector rod 33 is g1, g2, gN sequentially from thin to thick, the matched ejector rods 33 are selected according to the distance L1 between nicks, L1 is divided into N levels which is total to L11-L1N, the data of L11-L1N are sequentially increased in an increasing mode, the corresponding L11-L1N correspond to g1-gN one by one, and when a metal plate is bent, each bent part of the metal plate does not have a heat dissipation part, the toughness of the bent part of the metal plate is increased, so that the quality of the transformer shell is improved, meanwhile, the high heat dissipation performance can be ensured, the automatic metal plate bending processing flow is realized, the processing requirements of the metal plates with different specifications and different requirements are met on one device, the production efficiency is improved, and the quality of the metal plates is increased;
the operation flow of the ejector rod is as follows: when the matched top rods 33 are selected by the processing system, the clamping rods 30 of the corresponding top rods 33 move upwards along the second moving rail 29 to the first moving rail 28, then move to the outer side of the bending box 27 on the first moving rail 28, as shown in fig. 13, then the rotating ring 31 rotates to drive the rotating rod 32 to rotate, the rotating rod 32 rotates to drive the top rods 33 to rotate, and the top rods 33 are moved to the position flush with the bottom of the metal plate;
the fixing rod 34 is fixedly installed at the top of the base 25, the lifting rod 35 is arranged at the top point of the fixing rod 34, the lifting rod 35 is electrically connected with the fourth driving part, the arc-shaped groove is formed in the top of the lifting rod 35, after the ejector rod 33 is moved, the lifting rod 35 rises until the arc-shaped groove of the lifting rod 35 is clamped with the ejector rod 33, supporting force is provided for the ejector rod 33, and stability of the metal plate is guaranteed when the bending rod 26 moves.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "side", "end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: those skilled in the art can still make modifications or changes to the embodiments described in the foregoing embodiments, or make equivalent substitutions for some features, within the scope of the disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. Power transformer shell contour machining equipment, including processing seat (1) and the processing system of control processing seat (1), its characterized in that, set up the needle drive assembly on processing seat (1), the needle drive assembly includes:
the first motor (2) is arranged on the processing seat (1);
a first connecting block (3) arranged on the first motor (2);
a drive rod (4) arranged on the first connecting block (3);
a second connecting block (6) arranged on the driving rod (4);
the concave block (5) is arranged on the processing seat (1);
the first fixing block (7) and the second fixing block (8) are arranged on the second connecting block (6);
the first engraving needle (9) is arranged on the first fixed block (7);
the second engraving needle (10) is arranged on the second fixed block (8);
a base (25) is arranged on one side of the processing seat (1), a supporting column (22) is fixedly mounted on the top of the base (25), the supporting column (22) bends and extends upwards, a reinforcing disc (23) is fixedly mounted at the top of the supporting column (22), a third motor is arranged in the reinforcing disc (23), a bending disc (24) is fixedly mounted on the output end of the third motor, and a plurality of bending rods (26) which are closely arranged are fixedly mounted on the disc surface of the bending disc (24);
one end of the processing seat (1) is provided with a bending box (27), a first moving rail (28) and a second moving rail (29) are arranged in the bending box (27), the first moving rail (28) is transversely arranged in the upper region of the inner wall of the bending box (27), and the second moving rail (29) is uniformly distributed below the first moving rail (28) and is in rail connection with the first moving rail (28);
the second removes and slides on rail (29) and sets up kelly (30), the both ends region difference rolling bearing installation of kelly (30) changes circle (31), fixed mounting bull stick (32) on changeing circle (31), set up ejector pin (33) on bull stick (32).
2. The power transformer shell forming and processing equipment according to claim 1, wherein the starting end of the processing seat (1) is fixedly provided with a bent plate (11).
3. The power transformer shell forming and processing device as claimed in claim 1, wherein a transverse groove rail (12) is arranged on the top surface of the processing base (1), a moving block (13) is slidably mounted in the transverse groove rail (12), a plurality of sub-support legs are arranged on the top of the moving block (13), and the sub-support legs are turned outwards to increase the contact area with a metal plate;
the position of the branch supporting feet is higher than the top point of the transverse groove rail (12) and is not contacted with the transverse groove rail (12).
4. The power transformer shell forming and processing equipment according to claim 3, wherein a cutting assembly is arranged on the processing base (1), and the cutting assembly comprises a motor frame body (14) installed on the processing base (1);
the back of motor framework (14) is provided with two lift rails (15), two go up respectively sliding connection slide bar (17) on lift rail (15), fixed mounting second motor (16) are gone up in slide bar (17), first telescopic link (21) of fixed mounting are gone up to the output of second motor (16), fixed mounting second telescopic link (18) are served to the extension of first telescopic link (21), the extension end of second telescopic link (18) is outwards, second telescopic link (18) are close to output department fixed mounting second cutting piece (20) of second motor (16), the extension end fixed mounting first cutting piece (19) of second telescopic link (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310262113.8A CN115971292B (en) | 2023-03-17 | 2023-03-17 | Power transformer shell forming and processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310262113.8A CN115971292B (en) | 2023-03-17 | 2023-03-17 | Power transformer shell forming and processing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115971292A true CN115971292A (en) | 2023-04-18 |
| CN115971292B CN115971292B (en) | 2023-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310262113.8A Active CN115971292B (en) | 2023-03-17 | 2023-03-17 | Power transformer shell forming and processing equipment |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734372A (en) * | 2016-12-15 | 2017-05-31 | 保定天威电气设备结构有限公司 | A kind of shaping methods of transformer L-type bending workpieces |
| CN109570303A (en) * | 2018-12-08 | 2019-04-05 | 江苏盛久变压器有限公司 | A kind of bending hemmer suitable for transformer |
| CN111230511A (en) * | 2020-03-16 | 2020-06-05 | 深圳市源铭科技有限公司 | UVLED module and production equipment thereof |
| CN216139028U (en) * | 2021-08-27 | 2022-03-29 | 景奇敏 | Cutting machining device for transformer protective shell |
| CN115502721A (en) * | 2022-09-23 | 2022-12-23 | 张会祥 | Transformer shell forming and processing device and using method |
-
2023
- 2023-03-17 CN CN202310262113.8A patent/CN115971292B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734372A (en) * | 2016-12-15 | 2017-05-31 | 保定天威电气设备结构有限公司 | A kind of shaping methods of transformer L-type bending workpieces |
| CN109570303A (en) * | 2018-12-08 | 2019-04-05 | 江苏盛久变压器有限公司 | A kind of bending hemmer suitable for transformer |
| CN111230511A (en) * | 2020-03-16 | 2020-06-05 | 深圳市源铭科技有限公司 | UVLED module and production equipment thereof |
| CN216139028U (en) * | 2021-08-27 | 2022-03-29 | 景奇敏 | Cutting machining device for transformer protective shell |
| CN115502721A (en) * | 2022-09-23 | 2022-12-23 | 张会祥 | Transformer shell forming and processing device and using method |
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| CN115971292B (en) | 2023-07-18 |
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