CN115132457A

CN115132457A - Network transformer capable of being riveted and welded and welding method thereof

Info

Publication number: CN115132457A
Application number: CN202210928445.0A
Authority: CN
Inventors: 高立平; 董文涛; 周世兵
Original assignee: Dongguan Yike Electronic Technology Co ltd
Current assignee: Dongguan Yike Electronic Technology Co ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-09-30

Abstract

The invention relates to a riveting and welding network transformer, which is provided with a transformer shell and a plurality of pins, wherein the transformer shell is provided with a groove, the pins are vertically arranged on the groove, the tops of the pins are arranged into a bendable structure, a magnetic ring coil is arranged in the transformer shell, and wires are arranged on two sides of the magnetic ring coil. During welding, the wires are firstly arranged, the magnetic ring coils wound with the wires are simultaneously placed in the transformer shell, the wires are respectively arranged to be straight and sequentially penetrate through the corresponding grooves, then the bendable structures at the tops of the pins are bent towards the outer side of the transformer shell, the wires are compressed, redundant wires are cut off, a peeling and paint removing machine is started to remove paint from the wires at the positions where the bendable structures at the tops of the pins are pressed, and finally tinning is carried out, so that the wires are firmly contacted with the bendable structures. The network transformer capable of being riveted and welded has the characteristics of simple production workpiece, high stability, high product quality and great saving of production cost and production space.

Description

Network transformer capable of being riveted and welded and welding method thereof

Technical Field

The invention relates to the technical field of network transformers, in particular to a network transformer capable of being riveted and welded.

Background

With the development of computer and network technologies, the application of network modules in computer devices is becoming more and more popular, and network transformers are indispensable electronic components in network modules, so the demand of network components is increasing day by day.

However, the connection between the metal pin and the magnetic ring coil outgoing line in the existing network transformer is mainly three, one is to connect the magnetic ring coil outgoing line to the binding post by winding, and then put into a tin furnace to complete the welding between the metal pin and the magnetic ring coil outgoing line by tin immersion; the other method is to make the pins in a double-layer ladder shape, and the outgoing line of the magnetic ring coil is welded on the plane in the middle of the double-layer ladder in a spot welding manner; the last is welding in an automatic mode; the former two welding modes have the defects of more production processes, poor stability, low production efficiency and high rejection rate; the last welding mode has the problems of high production cost and large occupied area of equipment mainly during small-batch production.

Disclosure of Invention

The invention mainly aims to overcome the defects in the prior art, provides a riveting-pressure-welding network transformer with high production automation rate and a welding method thereof, and aims to solve the problems of multiple production procedures, poor stability, low production efficiency, high rejection rate, high production cost and large equipment floor area in the production of the conventional network transformer.

In order to achieve the purpose, the technical scheme provided by the invention is as follows: the network transformer capable of being riveted and welded comprises a transformer shell and a plurality of pins, wherein a plurality of grooves are formed in the two sides of the top of the transformer shell from top to bottom, the pins are vertically arranged on the grooves, and the tops of the pins are of a bendable structure.

As a further aspect of the present invention, there is provided: the plurality of pins are transversely distributed, the tops of the pins are arranged to be U-shaped structures, and the bottoms of the U-shaped structures are provided with L-shaped connecting parts.

As a further aspect of the present invention, there is provided: a magnetic ring coil is arranged in the transformer shell, a plurality of wires are arranged on two sides of the magnetic ring coil respectively, the wires penetrate through the grooves, and the plurality of pins are insulated from one another.

As a further aspect of the present invention, there is provided: the pin is transversely distributed and sets up, the pin top sets up to the flag structure, flag structure bottom is provided with I shape connecting portion, I shape connecting portion end is provided with the arrow shape structure.

As a further aspect of the present invention, there is provided: the transformer shell is a square or rectangular shell.

As a further aspect of the present invention, there is provided: the transformer shell is an insulator.

As a further aspect of the present invention, there is provided: the pins can be selectively set to be 2-108, and are uniformly distributed on the flanges at two sides of the transformer shell in two groups or four groups.

As a further aspect of the present invention, there is provided: the conducting wire is set to be an enameled wire.

The invention also discloses a welding method of the network transformer capable of being riveted and welded, which is characterized by comprising the following steps of:

step S1, arranging wires manually or by equipment, putting the magnetic ring coils wound with the wires into the transformer shell, and straightening the wires on the left side and the right side of each magnetic ring coil respectively;

step S2: sequentially and respectively passing each conducting wire in the step S1 through the corresponding grooves;

step S3: bending the bendable structure at the top of the pin towards the outer side of the transformer shell, and pressing the lead in the step S2;

step S4: cutting off the redundant lead wire in the step S3;

step S5: starting a peeling and paint removing machine to remove paint from the wire at the compression position of the bendable structure at the top of the pin in the step S2;

step S6: the network transformer completed in step S5 is tinned to make the wires firmly contact the bendable structure at the top of the pins.

Compared with the prior art, the invention has the beneficial effects that:

according to the network transformer capable of being riveted and welded and the welding method thereof, the transformer shell and the pins are arranged, the groove is formed in the transformer shell, the pins are vertically arranged on the groove, the tops of the pins are arranged to be of a bendable structure, the magnetic ring coil is arranged in the transformer shell, and the wires are arranged on two sides of the magnetic ring coil. During welding, the wires are firstly arranged, the magnetic ring coils wound with the wires are simultaneously placed in the transformer shell, the wires are respectively arranged to be straight and sequentially penetrate through the corresponding grooves, then the bendable structures at the tops of the pins are bent towards the outer side of the transformer shell, the wires are compressed, redundant wires are cut off, a peeling and paint removing machine is started to remove paint from the wires at the positions where the bendable structures at the tops of the pins are pressed, and finally tinning is carried out, so that the wires are firmly contacted with the bendable structures. The riveting and welding network transformer solves the problems of multiple production processes, poor stability, low production efficiency, high rejection rate, high production cost and large equipment floor area of the conventional network transformer, and achieves the beneficial effects of simple workpiece, high stability, high product quality and great saving of production cost and production space.

Drawings

Fig. 1 is a schematic perspective view of a network transformer capable of being riveted and welded according to the present invention;

FIG. 2 is a schematic top view of a riveted network transformer according to the present invention

FIG. 3 is an enlarged schematic view at A in FIG. 2;

FIG. 4 is a schematic diagram of a three-dimensional structure of a pin of a network transformer capable of being riveted and welded according to the present invention;

FIG. 5 is a perspective view illustrating the installation of a riveted network transformer according to the present invention;

FIG. 6 is a schematic top view of a rivet weldable network transformer installation of the present invention;

FIG. 7 is an enlarged schematic view at A of FIG. 6;

FIG. 8 is a perspective view illustrating the welding of a rivet weldable network transformer according to the present invention;

FIG. 9 is a right side view of a rivet weldable network transformer of the present invention;

fig. 10 is a second schematic perspective view of a riveted network transformer according to the present invention;

fig. 11 is a second schematic diagram of a three-dimensional structure of a pin of a network transformer capable of rivet welding according to the present invention;

description of elements in the drawings: 1-a transformer housing; 11-a groove; 2-a pin; 21-U-shaped structure; a 22-L shaped connection; 23-flag configuration; a 24-I shaped connection; a 25-arrow configuration; 3-a magnetic loop coil; 4-conductive wire.

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. 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. 1-4, in an embodiment of the present invention, a network transformer capable of rivet welding includes a transformer housing 1 and a plurality of pins 2, wherein a plurality of grooves 11 are formed in two sides of a top of the transformer housing 1 from top to bottom, the pins 2 are vertically disposed on the grooves 11, and tops of the pins 2 are disposed in a bendable structure. The design of structure of can bending is convenient for pin 2 carries out the riveting welding with the wire, has effectively solved current network transformer production processes many, poor stability, production efficiency low, the rejection rate is high, manufacturing cost is high, and the big problem of equipment area.

Preferably, in the above network transformer capable of being riveted and pressure welded, the plurality of pins 2 are transversely distributed, the tops of the pins 2 are provided with U-shaped structures 21, and the bottoms of the U-shaped structures 21 are provided with L-shaped connecting portions 22. The design of U-shaped structure 21 is convenient for pin 2 to carry out the riveting welding with the wire.

Preferably, in the above network transformer capable of rivet welding, a magnetic ring coil 3 is arranged in the transformer housing 1, a plurality of wires 4 are respectively arranged on two sides of the magnetic ring coil 3, the wires 4 pass through the groove 11, and the plurality of pins 2 are insulated from each other. The design of mutual insulation between pin 2 has guaranteed the safe operation of this but riveting welded network transformer and the circuit of being connected with it, prevents the emergence of personal electric shock accident.

Preferably, foretell but riveting welded network transformer, a plurality of pins 2 are the transverse distribution setting, 2 tops of pin set up to flag structure 23, flag structure 23 bottom is provided with I shape connecting portion 24, I shape connecting portion 24 end is provided with arrow shape structure 25. The installation and fixation of the pin 2 are facilitated.

Preferably, in the above network transformer capable of rivet welding, the transformer housing 1 is configured as a square or rectangular housing. The installation and the fixation of the magnetic ring coil 3 are convenient.

Preferably, in the above network transformer capable of rivet welding, the transformer housing 1 is an insulator. The safe operation of the network transformer capable of being riveted and welded and the circuit connected with the network transformer is ensured, and the occurrence of personal electric shock accidents is prevented.

Preferably, in the above network transformer capable of rivet welding, the number of the pins 2 is 2, and the pins include SMD and DIP full-series products, which are distributed uniformly on the flanges at two sides of the transformer housing in two or four groups.

Preferably, in the above-mentioned rivet-pressure-weldable network transformer, the number of the pins 2 is optionally 24, and the pins include SMD and DIP full-series products, which are distributed uniformly on the flanges at two sides of the transformer housing in two or four groups. The Pin size also includes 24Pin big and 24Pin small.

Preferably, in the above-mentioned rivet-pressure-weldable network transformer, the number of the pins 2 is set to be 108 selectively, and the pins include SMD and DIP full-series products, which are distributed uniformly on the flanges at two sides of the transformer housing in two or four groups.

Preferably, in the above network transformer capable of rivet-press welding, the wire is an enameled wire. The enameled wire has the characteristics of good direct welding performance and moisture resistance. The pin 2 can be smoothly welded, and the service life of the whole product can be effectively prolonged.

The invention also discloses a welding method of the network transformer capable of riveting and welding, which comprises the following steps:

step S1, arranging wires manually or by equipment, putting the magnetic ring coils 3 wound with the wires 4 into the transformer shell 1 at the same time, and straightening the wires 4 on the left and right sides of each magnetic ring coil respectively;

step S2: sequentially and respectively passing each conducting wire in the step S1 through the corresponding grooves 11;

step S3: bending the bendable structure at the top of the pin 2 towards the outer side of the transformer shell 1, and pressing the conducting wire in the step S2;

step S4: cutting off the redundant lead wire in the step S3;

step S5: starting a peeling and paint removing machine to remove paint from the wire at the compression position of the bendable structure at the top of the pin 2 in the step S2;

step S6: the network transformer completed in step S5 is tinned to make the wires 4 firmly contact the bendable structure on top of the pins 2.

The above detailed description is specific to a possible embodiment of the present invention, but the embodiment is not intended to limit the scope of the present invention, and equivalent implementations or modifications without departing from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a but riveting welding's network transformer which characterized in that: the transformer comprises a transformer shell (1) and a plurality of pins (2), wherein a plurality of grooves (11) are formed in the two sides of the top of the transformer shell (1) from top to bottom, the pins (2) are vertically arranged on the grooves (11), and the tops of the pins (2) are arranged to be of a bendable structure.

2. The rivet pressure weldable network transformer of claim 1, wherein: the plurality of pins (2) are transversely distributed, the tops of the pins (2) are arranged to be U-shaped structures (21), and L-shaped connecting portions (22) are arranged at the bottoms of the U-shaped structures (21).

3. The rivet pressure weldable network transformer of claim 1, wherein: a magnetic ring coil (3) is arranged in the transformer shell (1), a plurality of wires (4) are arranged on two sides of the magnetic ring coil (3) respectively, the wires (4) penetrate through the grooves (11), and the pins (2) are insulated from one another.

4. The rivet pressure weldable network transformer of claim 1, wherein: a plurality of pins (2) are the transverse distribution setting, pin (2) top sets up to flag shape structure (23), flag shape structure (23) bottom is provided with I shape connecting portion (24), I shape connecting portion (24) end is provided with arrow shape structure (25).

5. The rivet weldable network transformer of claim 1, wherein: the transformer shell (1) is a square or rectangular shell.

6. The rivet pressure weldable network transformer of claim 1, wherein: the transformer shell (1) is an insulator.

7. The rivet pressure weldable network transformer of claim 1, wherein: the number of the pins (2) can be set to be 2-108 selectively, and the pins are divided into two groups or four groups and evenly distributed on flanges on two sides of the transformer shell.

8. The rivet weldable network transformer of claim 3, wherein: the conducting wire is set to be an enameled wire.

9. A welding method of a network transformer capable of being riveted and welded is characterized by comprising the following steps:

step S1, arranging wires by manpower or equipment, simultaneously placing the magnetic ring coils (3) wound with the wires (4) into the transformer shell (1), and straightening the wires (4) on the left side and the right side of each magnetic ring coil respectively;

step S2: sequentially and respectively passing each conducting wire in the step S1 through the corresponding grooves (11);

step S3: bending the bendable structure at the top of the pin (2) towards the outer side of the transformer shell (1), and pressing the lead in the step S2;

step S4: cutting off the redundant lead wire in the step S3;

step S5: starting a peeling and paint removing machine to remove paint from the wire at the position where the bendable structure at the top of the pin (2) is pressed in the step S2;

step S6: and tinning the network transformer in the step S5 to ensure that the lead (4) is firmly contacted with the bendable structure at the top of the pin (2).