TWI835150B - Manufacturing equipment and method of inductive network transformer - Google Patents

Abstract

The invention is an equipment and method for manufacturing an inductive network transformer, which is used to process a plurality of enameled wire taps of an iron core group to produce a network transformer. The production equipment includes a threading and shaping jig, a laser paint removal jig and a welding jig. The threading and shaping fixture includes a positioning seat and a pressing block. The positioning seat has a pressing groove and a plurality of threading holes, and the threading holes are arranged along the opening periphery of the pressing groove. After the enameled wire taps pass through the plurality of threading holes, insert the pressing block into the pressing groove of the positioning seat to set and finalize the positioning of each wire clip. Then, the threading and shaping jig is installed on the laser paint removal jig and the welding jig in sequence to perform paint removal and welding operations. Thereby, the present invention saves time and effort, and allows the core wire and the terminal to be automatically positioned without misalignment, so the operation is simple and easy to automate.

Description

Manufacturing equipment and method of inductive network transformer

The present invention relates to an electronic circuit component used in the communication network industry, and in particular to a manufacturing equipment and method for an inductive network transformer.

Inductive network transformers are widely used in various communication devices. For example, a network transformer is usually installed between the RJ45 connector of an Ethernet network card and the chip for impedance matching and high-voltage isolation purposes. Please refer to the schematic diagram of the network transformer in Figure 17. A single network transformer includes multiple annular cores 91 and pins 92. When making a network transformer, first wind a plurality of enameled wires on each iron core 91, and then manually wrap the tail ends of the enameled wires around the pins 92. After the winding is completed, the excess enameled wires are torn off, and finally the windings are soldered. The completed enameled wire is welded and fixed to pin 92.

However, the enameled wire and pins used in the inductive network transformer are very thin, and in practice it is impossible to automate the operation. The only way is to manually use tweezers to clamp the enameled wire and carefully wind the pin 92. The winding operation is very time-consuming and laborious. In addition, the spacing of enameled wires is small, numerous and dense, making assembly errors prone.

Therefore, the manufacturing of the inductive network transformer in the prior art really needs to be improved.

In view of the aforementioned shortcomings and shortcomings of the prior art, this invention provides a manufacturing equipment and method for inductive network transformers that are different from the conventional inductive network transformers that require manual winding of enameled wires to reduce labor hours and costs, and improve product yield.

In order to achieve the above creative purpose, the technical means used in this creation is to design an inductive network transformer manufacturing equipment, which is used to process a plurality of enameled wire taps of an iron core group and assemble the iron core group on a transformer base. On the top, the enameled wire taps are respectively arranged on a first side and a second side of the iron core group; each enameled wire tap arranged on the first side is defined as a first side tap, and the enameled wire taps arranged on the second side are defined as a first side tap. Each enameled wire tap is defined as a second side tap. The manufacturing equipment of the inductive network transformer includes a wire threading and shaping jig, including a first positioning base with a first pressing groove and a plurality of first wire threading holes; The first pressing groove is recessed on the top surface of the first positioning seat; the first threading holes are arranged along the opening periphery of the first pressing groove and are respectively used to be used by the first first threading holes of the iron core group. The side taps pass through; a first pressing block removably engages the first pressing groove of the first positioning seat, and the first pressing block is used to clamp the first side taps in the third between a pressing block and the groove wall of the first pressing groove; a second positioning seat, which is formed with a second pressing groove and a plurality of second threading holes; the second pressing groove is recessed in the second The top surface of the positioning seat; the second threading holes are arranged along the opening periphery of the second pressing groove, and are respectively used to be penetrated by the second side taps of the iron core group; a second pressing block, which The second pressing groove of the second positioning seat is detachably engaged, and the second pressing block is used to clamp the second side taps between the second pressing block and the second pressing groove. room; a laser paint removal fixture, the threading and shaping fixture is detachably installed in the laser paint removal fixture, the laser paint removal fixture includes a laser base, and a laser base is formed on the laser base. A first laser connection part, a first base processing hole, a second base processing hole and a second laser connection part arranged in sequence; the first laser connection part and the second laser connection part respectively The first positioning seat and the second positioning seat of the threading and shaping fixture can be connected to straighten the first side taps and the second side taps; the first base processing hole And the second base processing hole penetrates the laser base and is used to be located on the first side and the second side of the iron core group respectively; a welding jig, the threading shaping jig and the transformer base are welded together After being assembled in the processing state, it can be detachably installed in the welding jig. The welding jig includes a welding base. A first welding connection part and a second welding connection part are formed on the welding base. The first welding connection part And the second welding connection part can respectively connect the first positioning seat and the second positioning seat of the threading and shaping fixture to straighten the first side tap and the second side tap.

In order to achieve the above creative purpose, this creation further designs a method of making an inductive network transformer, which includes the following steps: Winding: Wrap a plurality of enameled wires around an iron core group. The two ends of each wound enameled wire are defined as two taps. The taps of the enameled wires are arranged on a first side and a second side of the iron core group; each tap arranged on the first side is defined as a first side tap, and each tap arranged on the second side is defined as a first side tap. The tap is defined as a second side tap; threading and pressing: Pass the first side taps through a plurality of first threading holes on a first positioning seat of a threading and shaping fixture, and press them with a first The block presses the parts of the first side taps that pass through the first threading holes into a first pressing groove on the first positioning base, so that the first side taps are clamped in the third between a pressing block and the groove wall of the first pressing groove; pass the second side taps through a plurality of second threading holes of a second positioning seat of the threading and shaping fixture, and use a second The pressing block presses the parts of the second side taps that pass through the second threading holes into a second pressing groove on the second positioning base, so that the second side taps are clamped in Between the second pressing block and the groove wall of the second pressing groove; Laser removal of enameled wire skin: Connect a first positioning seat and a second positioning seat of the threading and shaping fixture to a laser base respectively. A first laser connection part and a second laser connection part use a first laser beam to process the opposite sides of the first side taps, thereby forming a first bare surface on each of the first side taps. Exposed section; use a second laser beam to process the opposite sides of the second side taps, thereby forming a second exposed section on each second side tap; welding: prepare a transformer base, the transformer base includes A main body, a plurality of first upper pins and a plurality of second upper pins, the plurality of first upper pins and the second upper pins are respectively located on opposite sides of the main body; connect the threading shaping fixture with the The laser base is separated, and the iron core group is installed in the transformer base; a first positioning seat and a second positioning seat of the threading and shaping fixture are respectively connected to a first welding connection part and a first welding connection part on a welding base. The two welding connections are such that the first exposed sections of the first side taps are respectively aligned with the first upper pins of the transformer base, and the second exposed sections of the second side taps are respectively Align the second upper pins of the transformer base; then weld the first exposed sections to the first upper pins, and weld the second exposed sections to the second upper pins.

In short, the present invention first puts a large number of complex taps through the threading holes on the positioning seat of the threading and shaping fixture to arrange the first side taps and the second side taps neatly, and then uses the pressing block to assemble the taps. Press and fix in the pressing groove to fix the taps in a neatly arranged state. Later, use a laser paint removal jig to remove the insulating paint from the neatly arranged enameled wires, and then use a welding jig to weld the exposed wires to the leads of the transformer base. on feet.

The advantage of the present invention is that during the production process, as long as the taps of the enameled wires are first passed through the threading holes on the positioning base so that the enameled wires are neatly arranged, and the enameled wires are fixed in a neatly arranged state with a pressing block, then the enameled wires can be quickly The laser paint removal jig removes the insulating paint on the surface of the enameled wire, and the enameled wire is quickly welded to the pins with a welding jig. Compared with the existing technology that requires winding the enameled wire, the present invention only needs to pass the enameled wire through the threading hole and press down with the pressing block to fix the enameled wire, so the action is simpler and easier to operate. Thus, the present invention has the effect of saving time and effort, and is easy to automate due to its simple operation.

Furthermore, in the manufacturing equipment of the inductive network transformer, the first positioning seat of the threading and shaping fixture is further formed with a plurality of first combing grooves, which are recessed on the top surface of the first positioning seat. , the first combing grooves are located at a position of the first pressing groove relative to the first wiring holes. side; each first combing groove position corresponds to one of the first threading holes, and is used to be penetrated by one of the first side taps.

Furthermore, in the manufacturing equipment of the inductive network transformer, each first threading hole of the threading and shaping fixture penetrates from a groove wall of the first pressing groove to an outer surface of the first positioning base. Side surfaces; the first combing groove forms an opening on the other groove wall of the first pressing groove and the other outer side of the first positioning seat.

Furthermore, in the manufacturing equipment of the inductive network transformer, the laser paint removal jig has a laser upper cover, which can clamp the threading and shaping jig to the laser base and the laser upper cover. between; a first upper cover processing hole and a second upper cover processing hole are formed through the laser upper cover; the laser upper cover has a laser processing position, and in the laser processing position, the laser upper cover shoots the The laser base and the threading and shaping fixture are clamped between the laser base and the laser upper cover, and the first upper cover processing hole and the second upper cover processing hole are respectively facing the first of the laser base The base processing hole and the second base processing hole.

Furthermore, in the manufacturing equipment of the inductive network transformer, the laser upper cover of the laser paint removal fixture is reversibly disposed on the laser base, and can be flipped toward the laser base to the laser base. Laser processing position; the laser paint removal fixture further has a laser locking member, which is provided on the laser upper cover; wherein, when the laser upper cover is flipped to the laser processing position, the laser locking member The component is engaged with the laser base to fix the laser upper cover at the laser processing position.

Furthermore, in the manufacturing equipment of the inductive network transformer, the welding jig has a magnetic component, which is disposed on the welding base and used to absorb and position the iron core group.

Furthermore, in the manufacturing equipment of the inductive network transformer, a first cutting pad and a second cutting pad are provided on the welding base of the welding jig, the first welding connection part, the first cutting The pad, the second cutting pad and the second welding connection part are arranged in sequence; in the welding process In the working state, the first cutting pad is used to be located below the first side taps, and the second cutting pad is used to be located below the second side taps.

Furthermore, the manufacturing method of the network transformer further includes a "cutting excess enameled wires" step, which is located after the "welding" step; during the "cutting excess enameled wires" step, use a tool to cut the excess enameled wires. The first side tap and the second side tap are cut.

Furthermore, in the manufacturing method of the network transformer, the transformer base includes a plurality of first conductive strips and a plurality of second conductive strips, and a recess is formed on the top surface of the main body of the transformer base, and the third conductive strips are recessed. A conductive strip penetrates the main body up and down and is arranged on one side of the container. The portion of each first conductive strip protruding upward from the main body is one of the first upper pins; the second conductive strips penetrate the body up and down. The main body is arranged on the other side of the slot, and the portion of each first conductive strip protruding upward from the main body is one of the second upper pins.

11: First side tap

12: Second side tap

20: Threading and shaping fixture

21: First positioning seat

211: First pressing groove

212: First threading hole

213: First combing trough

214:Connecting column

22: First pressing block

23: Second positioning seat

231: Second pressing groove

232: Second threading hole

233: Second combing slot

24: Second pressing block

30:Laser paint removal jig

31:Laser base

311: First laser connection part

312: Second laser connection part

313: First base processing hole

314: Second base processing hole

315: Iron core positioning slot

32: Laser cover

321: First upper cover processing hole

322: Second upper cover processing hole

40: Transformer base

41:Subject

42:First conductive strip

421: First upper pin

422: First pin

43:Second conductive strip

431: Second upper pin

432: The second pin

44:Tank

50:Welding fixture

51:Welding base

511: First welding connection part

512: Second welding connection part

513: First Cutting Mat

514: Second cutting mat

515:Magnetic parts

516: Magnetic cover

52: Welding the upper cover

70: Transformer upper cover

91:Iron core

92: Pin

30A: Laser paint removal jig

31A:Laser base

316A:Latching slot

32A: Laser cover

33A:Laser snap-in parts

331A:Claw

50A:Welding fixture

51A: Welding base

517A:Latching slot

52A: Welding upper cover

53A: Welding fasteners

531A:Claw

A: Iron core group

B1: The first laser beam

B2: The second laser beam

Figure 1 is a schematic diagram of the three-dimensional appearance of the threading and shaping jig of the first embodiment of the inductive network transformer manufacturing equipment of the present invention, showing the state of the tap passing through the threading hole and the combing groove.

Figure 2 is another schematic diagram of the first embodiment of the threading and shaping fixture of the inductive network transformer manufacturing equipment of the present invention, showing the pressing block clamping the tap into the pressing block and the groove of the pressing groove. between walls.

3 is a schematic cross-sectional view of some components of the threading and shaping fixture of the first embodiment of the inductive network transformer manufacturing equipment of the present invention.

Figure 4 is a three-dimensional appearance view of the laser paint removal jig of the first embodiment of the inductive network transformer manufacturing equipment of the present invention.

FIG. 5 is an exploded three-dimensional view of the laser paint removal jig of the first embodiment of the inductive network transformer manufacturing equipment of the present invention.

6 is a schematic cross-sectional view of the laser paint removal jig of the first embodiment of the inductive network transformer manufacturing equipment of the present invention, showing the laser processing of the taps to form exposed sections.

Figure 7 is a three-dimensional appearance view of the transformer base used in the welding step of the manufacturing equipment and method of the inductive network transformer of the present invention.

Figure 8 is a three-dimensional appearance view of the welding jig of the first embodiment of the inductive network transformer manufacturing equipment of the present invention.

Figure 9 is an exploded three-dimensional view of the welding jig of the first embodiment of the inductive network transformer manufacturing equipment of the present invention.

Figure 10 is a schematic cross-sectional view of the welding jig of the first embodiment of the manufacturing equipment of the inductive network transformer of the present invention.

Figure 11 is an exploded three-dimensional view of the network transformer produced by the inductive network transformer manufacturing equipment of the present invention.

Figure 12 is a three-dimensional appearance view of a laser paint removal jig of the second embodiment of the inductive network transformer manufacturing equipment of the present invention.

Figure 13 is a schematic side view of the laser paint removal jig of the second embodiment of the inductive network transformer manufacturing equipment of the present invention.

Figure 14 is a three-dimensional appearance view of the welding jig of the second embodiment of the inductive network transformer manufacturing equipment of the present invention.

Figure 15 is a schematic side view of the welding jig of the second embodiment of the inductive network transformer manufacturing equipment of the present invention.

Figure 16 is a flow chart of the manufacturing method of the inductive network transformer of the present invention.

Figure 17 is a three-dimensional appearance view of a conventional inductive network transformer.

Please refer to Figure 2, Figure 4, Figure 7, Figure 8 and Figure 11. The manufacturing equipment of the inductive network transformer of the present invention is used to process a plurality of enameled wire taps of an iron core group A, and to make the iron The core group A is assembled on a transformer base 40 to form a network transformer (as shown in Figure 11). The enameled wire taps are respectively arranged on a first side and a second side of the iron core group A; each enameled wire tap arranged on the first side is defined as a first side tap 11, and each enameled wire tap arranged on the second side Defined as a second side tap 12. The manufacturing equipment of the inductive network transformer includes a wire threading and shaping jig 20, a laser paint removal jig 30 and a welding jig 50.

Please refer to FIGS. 1 to 3 . The aforementioned threading and shaping fixture 20 includes a first positioning base 21 , a first pressing block 22 , a second positioning base 23 and a second pressing block 24 .

The first positioning base 21 has a first pressing groove 211 and a plurality of first threading holes 212, and is preferably formed with a plurality of first combing grooves 213. The first pressing groove 211 is recessed on the top surface of the first positioning seat 21; a plurality of first threading holes 212 are arranged along the opening periphery of the first pressing groove 211, and can be respectively inserted by the plurality of first threading holes 212 of the core group A. Side tap 11 penetrates. Each first threading hole 212 preferably penetrates from a groove wall of the first pressing groove 211 to an outer side of the first positioning base 21 .

The first combing groove 213 is recessed on the top surface of the first positioning seat 21 and is located on the side of the first pressing groove 211 relative to the first threading hole 212 (that is, the first combing groove 213 and the first threading hole 212 respectively located on both sides of the first pressing groove 211); each first combing groove 213 is positioned corresponding to one of the first threading holes 212, and can be penetrated by one of the first side taps 11. Thereby, the first side taps 11 passing through the first threading hole 212 can be fixed by the first combing groove 213, so that the plurality of first side taps 11 can be arranged in the first pressing groove 211 at a fixed interval. The first combing groove 213 preferably forms an opening on the other groove wall of the first pressing groove 211 and the other outer side of the first positioning base 21 .

The first pressing block 22 can detachably fit into the first pressing groove 211 of the first positioning seat 21, and the first side tap 11 can be sandwiched between the first pressing block 22 and the first pressing groove 211. between walls. specific In other words, during use, first separate the first pressing block 22 from the first positioning seat 21, and after the first side tap 11 passes through the first threading hole 212 of the first positioning seat 21, the first pressing block 22 is The first side tap 11 in the first pressing groove 211 is pressed into the first pressing groove 211, and at the same time, the first pressing block 22 itself is fitted into the first pressing groove 211, thereby clamping and fixing the first pressing groove 211. Side tap 11 effect. The first pressing block 22 is preferably elastic, and its material is specifically rubber.

The specific structure of the second positioning base 23 is preferably the same as the first positioning base 21 . The second positioning seat 23 is formed with a second pressing groove 231 and a plurality of second threading holes 232, and preferably is formed with a plurality of second combing grooves 233. The second pressing groove 231 is recessed on the top surface of the second positioning seat 23; a plurality of second threading holes 232 are arranged along the opening periphery of the second pressing groove 231, and are respectively used to be used by the plurality of third threading holes 232 of the core group A. Two side taps 12 penetrate. Each second threading hole 232 preferably penetrates from a groove wall of the second pressing groove 231 to an outer side of the second positioning seat 23 .

The second combing slot 233 is recessed on the top surface of the second positioning base 23 and is located on the side of the second pressing groove 231 relative to the second threading hole 232; the position of each second combing slot 233 corresponds to one of the second combing slots 233. The threading hole 232 can be penetrated by one of the second side taps 12, so that the plurality of second side taps 12 can be arranged in the second pressing groove 231 at a fixed interval. The second combing groove 233 preferably forms an opening on the other groove wall of the second pressing groove 231 and the other outer side of the second positioning seat 23 .

The specific structure and function of the second pressing block 24 are preferably the same as the first pressing block 22 . The only difference is that the second pressing block 24 is used with the second positioning seat 23 to arrange the second side taps 12 in an orderly manner. and fixed. The second pressing block 24 is detachably engaged with the second pressing groove 231 of the second positioning seat 23 . The second pressing block 24 can sandwich the second side tap 12 between the second pressing block 24 and the second pressing block 24 . between the closing grooves 231.

The threading and shaping fixture 20 can arrange and fix the first side tap 11 and the second side tap 12 of the core group A (as shown in Figures 2 and 3), and then the threading and shaping fixture 20 is installed on The aforementioned laser paint removal fixture 30 is used to perform laser paint removal operations. After the paint removal operation is completed, the threading and shaping fixture 20 It is separated from the laser paint removal jig 30, assembled with the transformer base 40, and then jointly installed on the welding jig 50 for welding processing operations.

Please refer to FIGS. 4 to 6 . The aforementioned laser paint removal fixture 30 includes a laser base 31 and preferably includes a laser upper cover 32 . The laser base 31 is formed with a first laser connection part 311, a first base processing hole 313, a second base processing hole 314 and a second laser connection part 312 arranged in sequence. The first laser connection part 311 and the second laser connection part 312 can respectively connect the first positioning base 21 and the second positioning base 23 of the threading and shaping fixture 20 . The first base processing hole 313 and the second base processing hole 314 penetrate the laser base and are located on the first side and the second side of the core group A respectively.

In a laser paint removal processing state, the first side tap 11 and the second side tap 12 of the core group A penetrate the fixed threading and shaping fixture 20, and the first positioning seat 21 and the second positioning seat of the threading and shaping fixture 20 23 are respectively connected to the first laser connection part 311 and the second laser connection part 312 of the laser paint removal jig 30, thereby increasing the distance between the first positioning base 21 and the second positioning base 23, and then opening the first positioning base 21 and the second positioning base 23. The side tap 11 and the second side tap 12 are straightened to facilitate subsequent laser processing. At the same time, the first base processing hole 313 is facing the first side tap 11 , and the second base processing hole 314 is facing the second side tap 12 , so that the laser beam can target the first side tap 11 and the second side tap 12 . Processing on opposite sides.

In this embodiment, an iron core positioning groove 315 is also formed on the laser base 31, which is located between the first base processing hole 313 and the second base processing hole 314, and is used to accommodate the fixed iron core group A.

The laser upper cover 32 can sandwich the first positioning seat 21 and the second positioning seat 23 of the threading and shaping fixture 20 between the laser base 31 and the laser upper cover 32 . A first upper cover processing hole 321 and a second upper cover processing hole 322 are formed through the laser upper cover 32 . In this embodiment, the laser upper cover 32 is detachably mounted on the laser base 31 through screws. When the laser upper cover 32 is fixed on the laser base 31 with screws (as shown in FIGS. 4 and 6 ), the position of the laser upper cover 32 is defined as a laser processing position. When in the laser processing position, the laser upper cover 32 clamps the first positioning seat 21 and the second positioning seat 23 of the threading and shaping jig 20 between the laser base 31 and the laser upper cover 32, and the first upper cover processing hole 321 and the second upper cover processing hole 322 are respectively facing the first base processing hole 313 and the second base processing hole 314 of the laser base 31, Thereby, the laser beam for processing can straightly penetrate the first upper cover processing hole 321 and the first base processing hole 313, or the second upper cover processing hole 322 and the second base processing hole 314.

Please refer to Figures 7 to 10. The aforementioned welding jig 50 includes a welding base 51 and two welding upper covers 52. The welding base 51 is formed into a first welding connection part 511 and a second welding connection part 512, and Preferably, a first cutting pad 513, a second cutting pad 514, a magnetic component 515, and a magnetic component cover 516 are provided.

The first welding connection part 511 and a second welding connection part 512 can respectively connect the first positioning seat 21 and the second positioning seat 23 of the threading and shaping fixture 20 . In a welding processing state, the transformer base 40 is first assembled to the wire threading and shaping fixture 20. Specifically, the iron core group A is installed in the slot 44 of the transformer base 40, and then the third part of the threading and shaping fixture 20 is installed. A positioning base 21 and a second positioning base 23 are respectively connected to the first welding connection part 511 and a second welding connection part 512 of the welding jig 50, thereby increasing the distance between the first positioning base 21 and the second positioning base 23. , and then straighten the first side tap 11 and the second side tap 12 to facilitate subsequent welding processing.

In addition, during the welding process, the first cutting pad 513 is located below the first side tap 11, and the second cutting pad 514 is located below the second side tap 12 to facilitate subsequent cutting of the enameled wire. The magnetic component 515 is disposed on the welding base 51 and can absorb and position the core group A with its own magnetic force; the magnetic component 515 is preferably disposed on the bottom surface of the welding base 51 , and the magnetic component cover 516 is disposed outside the magnetic component 515 to fix the magnetic component 515 .

The two upper welding covers 52 are detachably disposed on the welding base 51 and respectively fix the first positioning seat 21 and the second positioning seat 23 of the threading and shaping fixture 20 to the welding base 51 . Specifically, the two welding upper covers 52 are detachably arranged on the welding base 51 through screws. When the welding upper cover 52 is fixed on the welding base 51 with screws (as shown in Figures 8 and 10), the position of the welding upper cover 52 at this time is defined as a welding Connect to processing position. When in the welding processing position, the welding upper cover 52 clamps the first positioning seat 21 and the second positioning seat 23 of the threading and shaping fixture 20 between the welding base 51 and the two welding upper covers 52 .

Please refer to Figures 12 to 15. In order to further improve the assembly speed, this invention provides another inductive network transformer manufacturing equipment. The difference between the second embodiment of the inductive network transformer manufacturing equipment and the aforementioned first embodiment is that the laser upper cover 32A of the laser paint removal jig 30A and the welding upper cover 52A of the welding jig 50A are fixed from locking screws. Flip snaps instead to speed up assembly.

Please refer to FIGS. 12 and 13 . The laser upper cover 32A of the laser paint removal jig 30A is reversibly mounted on the laser base 31A, and can be flipped toward the laser base 31A to the aforementioned laser processing position. In addition, the laser paint removal jig 30A further has a laser locking member 33A, which is pivoted on one side of the laser upper cover 32A.

When the laser upper cover 32A is flipped to the laser processing position (as shown in Figure 13), the laser locking member 33A will rotate toward a locking groove 316A on one side of the laser base 31A, thereby causing the laser locking member to rotate. A claw 331A on 33A automatically engages the engaging groove 316A to fix the laser upper cover 32A at the laser processing position (that is, the laser upper cover 32A secures the first positioning seat 21 and the second positioning seat 23 of the threading and shaping jig 20 Sandwiched between the laser base 31 and the laser upper cover 32). By designing the laser upper cover 32A to be flipped and automatically fixing the laser upper cover 32A with the laser clamping member 33A, the laser paint removal jig 30A of the second embodiment can provide a higher assembly speed.

Please refer to FIGS. 14 and 15 . The two upper welding covers 52A of the welding jig 50A are reversibly mounted on the welding base 51A, and can be flipped toward the welding base 51A to the aforementioned welding processing position. In addition, the welding base 51A further has two welding engaging parts 53A, and each welding engaging part 53A is pivoted on one side of one of the welding upper covers 52A.

When the second welding upper cover 52A is turned over to the welding processing position (as shown in Figure 15), each welding engaging piece 53A will rotate toward an engaging groove 517A on one side of the welding base 51A, thereby causing the welding engagement. A claw 531A on the part 53A automatically engages the engaging groove 517A to fix the welding upper cover 52A in the welding processing position (that is, the welding upper cover 52A sandwiching the first positioning seat 21 and the second positioning seat 23 of the threading and shaping fixture 20 Between the welding base 51A and the two welding upper covers 52A). By designing the welding upper cover 52A to be flipped and automatically fixing the welding upper cover 52A with the welding latch 53A, the welding jig 50A of the second embodiment can provide a higher assembly speed.

Please refer to Figure 16. The manufacturing method of the inductive network transformer of the present invention preferably includes the following steps: winding (S1), threading and pressing (S2), laser enameled wire removal (S3), welding ( S4); and in this embodiment, it further includes cutting excess enameled wire (S5). The manufacturing method of the inductive network transformer of this embodiment is preferably carried out through the aforementioned manufacturing equipment of the inductive network transformer.

Winding (S1): Please refer to Figure 1 to wrap a plurality of enameled wires around the core group A. The core group A includes multiple annular cores arranged in a straight line, and each core group A is wrapped around a plurality of enameled wires. The two ends of each enameled wire after winding are defined as two taps. The taps of the enameled wire are arranged on the first side and the second side of the iron core group A. Each tap arranged on the first side is defined as the first side tap 11, and each tap arranged on the second side is defined as the second side. Tap 12.

In this embodiment, the first side and the second side are opposite sides of the iron core group A, that is to say, the first side tap 11 and the second side tap 12 are parallel but extending in opposite directions; in other preferred embodiments In the embodiment, the first side tap 11 and the second side tap 12 may also be non-parallel.

Threading and pressing (S2): Please refer to Figures 1 to 3. Pass the plurality of first side taps 11 through the plurality of first threading holes 212 of the first positioning seat 21 of the threading and shaping fixture 20, that is, each A first side tap 11 passes through a corresponding first threading hole 212, and the first pressing block 22 is used to press the part of the first side tap 11 that passes through the first threading hole 212 onto the first positioning base 21 in the first pressing groove 211 , so that the first side tap 11 is sandwiched between the first pressing block 22 and the groove wall of the first pressing groove 211 . Pass the second side taps 12 through the second positioning seats 23 of the threading and shaping fixture 20 respectively. hole 232, and use the second pressing block 24 to press the part of the second side tap 12 that passes through the second threading hole 232 into the second pressing groove 231 on the second positioning base 23, so that the second side tap 12 passes through the second threading hole 232. The tap 12 is sandwiched between the second pressing block 24 and the groove wall of the second pressing groove 231 .

Among them, the first side tap 11 preferably has multiple different colors, and the first threading hole 212 preferably has multiple different colors corresponding to the first side tap 11, or the first threading hole 212 is provided with a mark or label to ensure The operator can insert each first side tap 11 through the correct first threading hole 212 . In this step, the first side taps 11 of different colors need to correspond to the correct pins and cannot be misaligned to ensure normal operation. The second side tap 12 and the second threading hole 232 also have the same color, mark or label corresponding relationship.

Laser removal of enameled wire skin (S3): Please refer to Figures 4 to 6, connect a first positioning seat 21 and a second positioning seat 23 of the threading and shaping fixture 20 to a first positioning seat on the laser base 31 respectively. The laser connection part 311 and a second laser connection part 312; in this embodiment, the bottom of the first positioning base 21 is protrudingly formed with two connecting posts 214, and the two connecting posts 214 respectively pass through the first part of the laser base 31. The laser connection part 311 (blind hole) is used to connect the first positioning base 21 to the laser base 31 .

A first laser beam B1 is directed toward the first positioning seat 21 to make each line contact the laser light. The first laser beam B1 processes the opposite sides of the first side tap 11 to remove the insulating layer on the surface, and then A first exposed section 112 is formed on each first side tap 11 . A second laser beam B2 is directed toward the second positioning seat 23 to make each line contact the laser light, and the second laser beam B2 processes the opposite sides (ie, the front and the back) of the second side tap 12, and then A second exposed section 122 is formed on each second side tap 12 .

Specifically, when installing the iron core group A on the laser paint removal jig 30, first install the iron core group A in the iron core positioning groove 315 of the laser base 31, and then connect the first positioning seat 21 and the second The positioning base 23 is respectively connected to the first laser connection part 311 and the second laser connection part 312 of the laser base 31 (as shown in FIG. 5 ). Finally, the laser upper cover 32 is covered with the laser base 31 . The first positioning base 21 and the second positioning base 23 are connected to After the laser base 31 is connected, the first side tap 11 and the second side tap 12 will be straightened and pass through the first base processing hole 313 and the second base processing hole 314 respectively. At this time, front and back laser can be performed. processing.

When performing laser paint removal and enameled wire skin removal, the first laser beam B1 penetrates downwardly through the first upper cover processing hole 321 of the laser upper cover 32 and upwardly penetrates the first base processing hole 313 of the laser base 31 to remove the first side tap. 11. Insulating layers on the front and back. The second laser beam B2 penetrates downwardly through the second upper cover processing hole 322 of the laser upper cover 32 and upwardly penetrates the second base processing hole 314 of the laser base 31 to remove the insulation layer on the front and back of the second side tap 12 .

Welding (S4): Please refer to Figure 7 to prepare a transformer base 40. The transformer base includes a main body 41, a plurality of first conductive strips 42 and a plurality of second conductive strips 43. A recess 44 is formed on the top surface of the main body 41 . The first conductive strips 42 penetrate the main body 41 up and down and are arranged on one side of the receptacle 44 . The portion of each first conductive strip 42 that protrudes upward from the main body 41 is defined as a first upper pin 421 , and the portion that protrudes downward from the main body 41 is defined as a first lower pin 422 . The first upper pins 421 are used to connect the first side tap 11, and the spacing distance of the first upper pins 421 corresponds to the spacing distance of the first threading holes 212 of the first positioning base 21; the so-called spacing distance correspondence, specifically It just has to be exactly the same. The first lower pin 422 is used to connect a contact on a circuit board (not shown in the figure).

The second conductive strips 43 penetrate up and down the main body 41 and are arranged on the other side of the receiving groove 44 . The portion of each second conductive strip 43 that protrudes upward from the main body 41 is defined as a second upper pin 431 , and the portion that protrudes downward from the main body 41 is defined as a second lower pin 432 . The second upper pins 431 are used to connect the second side tap 12 , and the spacing distance of the second upper pins 431 corresponds to the spacing distance of the second threading holes 232 of the second positioning base 23 . The second lower pin 432 has the same function as the first lower pin 422 .

Please refer to Figures 8 to 10 to separate the threading and shaping fixture 20 from the laser base 31, install the core group A in the slot 44 of the transformer base 40, and then connect the threading and shaping fixture 20 to the transformer base 40 They are jointly installed in the welding jig 50 . Specifically, the transformer base 40 is installed in a fixed groove on the welding base 51, and the first positioning base 21 is moved in a direction away from the core group A and connected. Weld the first welding connection portion 511 on the base 51 to straighten the first side tap 11, so that the plurality of first exposed sections 112 are respectively aligned with the plurality of first upper pins 421 on the transformer base 40, and then the first The exposed section 112 is soldered to the first upper pin 421 .

The second positioning base 23 is moved in another direction away from the core group A and connected to the second welding connection part 512 on the welding base 51, thereby straightening the second side tap 12, and thereby making the plurality of second exposed sections 122 respectively Align the plurality of second upper pins 431 on the transformer base 40, and then weld the second exposed section 122 to the second upper pins 431.

Cut off excess enameled wire (S5): Please refer to Figure 10 and Figure 11 to cut off the first side tap 11 from the welding point, and cut the second side tap 12 from the welding point. At this point, the production of the network transformer is roughly completed. . Specifically, cutting is performed by using a knife (not shown) to cut the first side tap 11 passing through the first cutting pad 513 in a straight line, and to cut the first side tap 11 passing through the second cutting pad 514 in a straight line. Cut through the second side tap 12 over the second cutting pad 514 . Finally, the main body 41 is covered with a transformer upper cover 70 .

To sum up, in the present invention, a large number of complex enameled wire taps are first passed through the threading holes 212 and 232 on the positioning seats 21 and 23 of the threading and shaping fixture 20 to connect the first side tap 11 and the second side tap 12 Arrange them neatly, and then use the pressing blocks 22 and 24 to press and fix the taps into the pressing grooves 211 and 231 to fix the taps in a neatly arranged state. Then, use the laser paint removal jig 30 to remove the neatly arranged enameled wires. insulating paint, and then use the welding jig 50 to weld the exposed wires to the pins 421 and 422 of the transformer base 40 . Therefore, the present invention has the effect of saving time and effort, and is easy to automate because of its simple operation.

The above descriptions are only preferred embodiments of the present invention, and do not limit the present invention in any form. Although the present invention has been disclosed as above in terms of preferred embodiments, it is not intended to limit the present invention. Any technical field that has A person with ordinary knowledge can use the technical content disclosed above to make some changes or modifications to equivalent implementations of equivalent changes without departing from the scope of the technical solution of this invention. For example, as long as they do not deviate from the content of the technical solution of this invention, any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of this invention still fall within the scope of the technical solution of this invention.

11: First side tap 12: Second side tap 20: Threading and shaping fixture 21: First positioning seat 211: First pressing groove 213: First combing trough 22: First pressing block 23: Second positioning seat 231: Second pressing groove 232: Second threading hole 233: Second combing slot 24: Second pressing block

Claims (10)

An equipment for manufacturing an inductive network transformer, which is used to process a plurality of enameled wire taps of an iron core group and assemble the iron core group on a transformer base. The enameled wire taps are respectively arranged on a first side of the iron core group. One side and a second side; each enameled wire tap arranged on the first side is defined as a first side tap, each enameled wire tap arranged on the second side is defined as a second side tap, and the inductive network The manufacturing equipment of the circuit transformer includes a wire threading and shaping jig, including a first positioning base, which has a first pressing groove and a plurality of first threading holes; the first pressing groove is recessed on the top of the first positioning base. surface; the first threading holes are arranged along the opening periphery of the first pressing groove, and are respectively used to be penetrated by the first side taps of the iron core group; a first pressing block, which is detachably embedded The first pressing groove is connected to the first positioning seat, and the first pressing block is used to sandwich the first side taps between the first pressing block and the groove wall of the first pressing groove. ; A second positioning seat, which is formed with a second pressing groove and a plurality of second threading holes; the second pressing groove is recessed on the top surface of the second positioning seat; the second threading holes are formed along the second The openings of the pressing slots are arranged around the periphery and are respectively used to be penetrated by the second side taps of the iron core group; a second pressing block detachably engages the second pressing block of the second positioning seat groove, the second pressing block is used to clamp the second side taps between the second pressing block and the second pressing groove; a laser paint removal jig, the threading and shaping jig can Separately installed in the laser paint removal fixture, the laser paint removal fixture includes a laser base, and a first laser connection part and a first base are formed in sequence on the laser base. processing hole, a second base processing hole and a second laser connection part; the first laser connection part and the second laser connection part can respectively connect the first positioning seat and the third positioning seat of the threading and shaping fixture Two positioning seats to straighten the first side taps and the second side taps; the first base has a processing hole And the second base processing hole penetrates the laser base and is used to be located on the first side and the second side of the iron core group respectively; a welding jig, the threading shaping jig and the transformer base are welded together After being assembled in the processing state, it can be detachably installed in the welding jig. The welding jig includes a welding base. A first welding connection part and a second welding connection part are formed on the welding base. The first welding connection part And the second welding connection part can respectively connect the first positioning seat and the second positioning seat of the threading and shaping fixture to straighten the first side tap and the second side tap. The manufacturing equipment of inductive network transformer as described in claim 1, wherein the first positioning base of the threading and shaping fixture is further formed with a plurality of first combing grooves, which are recessed on the top surface of the first positioning base. , the first combing grooves are located on one side of the first pressing groove relative to the first threading holes; the position of each first combing groove corresponds to one of the first threading holes, and is used to be used by one of the first threading holes. The first side tap is threaded. The manufacturing equipment of inductive network transformer as described in claim 2, wherein each first threading hole of the threading and shaping fixture penetrates from a groove wall of the first pressing groove to an outer surface of the first positioning base. Side surfaces; the first combing groove forms an opening on the other groove wall of the first pressing groove and the other outer side of the first positioning seat. The manufacturing equipment for inductive network transformers as described in any one of claims 1 to 3, wherein the laser paint removal jig has a laser upper cover that can clamp the threading shaping jig to the laser Between the base and the laser upper cover; a first upper cover processing hole and a second upper cover processing hole are formed through the laser upper cover; the laser upper cover has a laser processing position. When the laser processing position is The laser upper cover covers the laser base and clamps the threading and shaping fixture between the laser base and the laser upper cover, and the first upper cover processing hole and the second upper cover processing hole are respectively facing the laser The first base processing hole and the second base processing hole of the shooting base. The manufacturing equipment of inductive network transformer as described in claim 4, wherein the laser upper cover of the laser paint removal fixture is reversibly disposed on the laser base, and can be flipped toward the laser base to the Laser processing position; the laser paint removal fixture further has a laser locking member, which is provided on the laser upper cover; wherein, when the laser upper cover is flipped to the laser processing position, the laser locking member The component is engaged with the laser base to fix the laser upper cover at the laser processing position. The manufacturing equipment for an inductive network transformer as described in any one of claims 1 to 3, wherein the welding jig has a magnetic component, which is disposed on the welding base and used to absorb and position the iron core group. The manufacturing equipment for an inductive network transformer as described in any one of claims 1 to 3, wherein a first cutting pad and a second cutting pad are provided on the welding base of the welding jig, and the first welding connection The first cutting pad, the second cutting pad and the second welding connection part are arranged in sequence; in the welding processing state, the first cutting pad is used to be located below the first side taps, and the third Two cutting pads are positioned below the second side taps. A method for making an inductive network transformer, including the following steps: winding: winding a plurality of enameled wires around an iron core group, defining two ends of each wound enameled wire as two taps, and arranging the taps of the enameled wires on the iron core A first side and a second side of the core set; each tap arranged on the first side is defined as a first side tap, and each tap arranged on the second side is defined as a second side tap; threading Pressing: Pass the first side taps through a plurality of first threading holes on a first positioning seat of a threading and shaping fixture, and use a first pressing block to pass the first side taps out of the first threading holes. The part of the first threading hole is pressed into a first pressing groove on the first positioning base, so that the first side taps are clamped between the first pressing block and the first pressing groove. between the groove walls; pass the second side taps through a plurality of second threading holes of a second positioning seat of the threading and shaping fixture, and use a second pressing block to connect the second threading holes The parts of the side taps that pass through the second threading holes are pressed into a second pressing groove on the second positioning base, so that the second side taps are clamped between the second pressing block and the second pressing block. Between the groove walls of the second pressing groove; laser removal of enameled wire skin: connect a first positioning seat and a second positioning seat of the threading and shaping fixture to a first laser connection part and a laser base respectively. A second laser connection part uses a first laser beam to process the opposite sides of the first side taps, thereby forming a first exposed section on each of the first side taps; using a second laser beam The beam processes the opposite sides of the second side taps, thereby forming a second exposed section on each of the second side taps; welding: prepare a transformer base, which includes a main body and a plurality of first upper pins and a plurality of second upper pins, the plurality of first upper pins and the second upper pins are respectively located on opposite sides of the body; separate the threading and shaping fixture from the laser base, and separate the iron core The set is installed in the transformer base; connect a first positioning seat and a second positioning seat of the threading and shaping fixture to a first welding connection part and a second welding connection part on a welding base respectively, so that the third welding connection part The first exposed sections of one side tap are respectively aligned with the first upper pins of the transformer base, and the second exposed sections of the second side taps are aligned with the third exposed sections of the transformer base respectively. two upper pins; then weld the first exposed sections to the first upper pins, and weld the second exposed sections to the second upper pins. The manufacturing method of the network transformer described in claim 8 further includes a "cutting excess enameled wire" step, which is located after the "welding" step; during the "cutting excess enameled wire" step, use a tool to cut the excess enameled wire. The first side tap and the second side tap are cut. The manufacturing method of a network transformer as described in claim 8 or 9, wherein the transformer base includes a plurality of first conductive strips and a plurality of second conductive strips, and the top surface of the main body of the transformer base is recessed to form a receiving groove. The first conductive strips penetrate the main body up and down and are arranged on one side of the container. The portion of each first conductive strip protruding upward from the main body is one of the first upper pins; the second conductive strips are arranged up and down. Penetrating the main body and arranged on the other side of the groove, the portion of each first conductive strip protruding upward from the main body is one of the second upper pins.