CN210039833U

CN210039833U - Transformer device

Info

Publication number: CN210039833U
Application number: CN201920675435.4U
Authority: CN
Inventors: 魏维信
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-02-07
Anticipated expiration: 2029-05-13

Abstract

The utility model provides a transformer, the transformer is combined and is made around establishing conductive foil piece by support body, first iron core and second iron core, and the support body just has a plurality of pins, a plurality of pins and coil electric connection around being equipped with the coil. Therefore, the effect of simple structure of the transformer can be realized.

Description

Transformer device

Technical Field

The utility model relates to a transformer technical field, in particular to transformer.

Background

The transformer is a common electronic product, and the main structure is that a coil is wound on a frame body, the coil comprises a primary side and a secondary side, and when alternating current is conducted to the primary side, the secondary side can generate corresponding voltage through an electromagnetic induction principle of Faraday's law by utilizing the difference of the number of turns of the primary side coil and the secondary side coil, so as to achieve the function of the transformer. However, the transformer sold in the market at present has a complicated structure, and the assembly process is also rather complicated, especially, the transformer is mainly manufactured in a manual manner at present, and automatic production cannot be realized, so that the production efficiency of the transformer cannot be effectively improved.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need to provide a transformer, which is mainly characterized by simplifying the structure of the transformer and automatically producing the transformer by the manufacturing method.

The utility model provides a transformer, include: the frame body is wound with a coil and is provided with a plurality of pins which are electrically connected with the coil; the first iron core is arranged on one side of the frame body; the second iron core is arranged on the frame body and positioned on the different side of the first iron core, and the first iron core and the second iron core are bonded by using a colloid and used for coating the frame body; the conductive foil is wound at the intersection of the first iron core and the second iron core and is fixed with the second iron core and the first iron core through welding, and the conductive foil is welded and fixed with the pins through wires so as to be electrically connected with the pins; the lead is wound on the pin.

Preferably, first iron core and second iron core have corresponding shape, and mutual butt when the cladding support body, and around locating the surface of first iron core and second iron core through the area body.

Preferably, the frame body has a center hole, the first iron core and the second iron core have a center post respectively, and the first iron core and the second iron core respectively pass through the center hole with the center post and abut against each other.

Preferably, the adhesive is a photo-curing adhesive, and the adhesive is cured by irradiation of ultraviolet light during adhesion.

Preferably, the conductive foil is a copper foil.

Preferably, the belt body is located the body that comprises support body, first iron core, second iron core, and the surface of duplex winding locating first iron core and second iron core and fixed through the bonding.

According to another aspect of the present invention, there is provided a method of manufacturing a transformer, which comprises the steps of automatically performing the following steps by a manufacturing apparatus, the manufacturing apparatus being provided with a conveying area, a conductive foil setting area, and a wiring area in sequence, the method comprising:

assembling a body: sequentially feeding the first iron core, the frame body wound with the coil and the second iron core to a conveying area according to the sequence of positions, sequentially assembling the first iron core, the frame body and the second iron core along the conveying direction, gluing at least one of the first iron core, the frame body and the second iron core in the assembling process, and assembling the transformer body after gluing;

winding a conductive foil: moving the body to a conductive foil arrangement area, discharging the conductive foil to wind the body and be positioned on the outer surfaces of the mutual abutting positions of the first iron core and the second iron core, cutting off the discharged conductive foil after the winding is finished, and fixing the conductive foil to the body at the cut-off position by welding;

connecting wires: moving the body to a wiring area, welding a wire at one end of the body to the conductive foil, winding the wire on a pin arranged on the frame body, cutting off the wire, and welding and fixing the wire on the pin;

coating the belt body: and moving the body to the belt body coating area, taking the belt body to wind the body, and positioning the belt body on the outer surfaces of the first iron core and the second iron core.

Preferably, the transformer manufacturing apparatus comprises a plurality of turntables and a plurality of robots.

Preferably, in the step of assembling the body, the feeding, gluing and assembling of the first iron core, the frame body and the second iron core into the body are completed by at least one of a robot arm and a turntable.

Preferably, in the step of assembling the body, the glue is a photo-curing glue and is cured by irradiation of ultraviolet light.

Preferably, in the step of winding the conductive foil, the step of connecting the conductive wire, and the step of wrapping the tape, the movement of the body is performed by at least one of a robot arm and a turntable.

Preferably, in the step of winding the conductive foil, the discharging, winding, cutting and welding of the conductive foil are performed by at least one of a robot arm and a turntable.

Preferably, in the step of connecting the wires, the welding, winding and cutting of the wires are performed by at least one of a robot arm and a turntable.

Preferably, in the step of connecting the wires, the robot arm holds the wires to align one end of the wires with the conductive foil and welds the wires, and then the robot arm pulls the wires to the pins and winds the wires around the pins for several turns, and welds and fixes the wires on the wound pins.

Preferably, in the step of wrapping the belt, the operation of winding the belt is completed by at least one of the robot arm and the turntable.

Preferably, the conductive foil is a copper foil.

And further, the step of moving out the blanking is included, the step of covering the belt body is executed after the step of covering the belt body is completed, and the blanking is collected after the body which is wound around the belt body is moved out of the belt body covering area.

By the above explanation the utility model discloses an advantage is in, the utility model discloses a transformer finished product comprises support body, first iron core and second iron core, and is around establishing by conductive foil to can make around establishing the pin with the wire, can reach the efficiency that the structure is simplified and is with low costs in view of the above.

Furthermore, the utility model discloses the manufacturing approach of transformer to manufacturing equipment carries out the body equipment of transformer in the delivery area according to the preface, sets up conductive foil in conductive foil setting area, and around establishing pin and welded fastening at the support body with the wire in the wiring area, and shifts out the unloading behind the cladding area body, can automize the execution by manufacturing equipment, compares in the manual type manufacturing of prior art, can improve transformer production efficiency by a wide margin.

Drawings

Fig. 1 is a schematic structural diagram of the transformer of the present invention;

fig. 2 is an assembly schematic diagram of the frame body, the first iron core and the second iron core of the transformer of the present invention;

fig. 3 is a schematic structural diagram of the transformer body of the present invention;

fig. 4 is a schematic flow chart of a manufacturing method of the transformer of the present invention;

fig. 5 is a schematic view of the transformer manufacturing equipment of the present invention;

fig. 6 is a schematic view of the assembly of the frame body, the first iron core and the second iron core of the transformer in the conveying area;

fig. 7 is a schematic diagram of the transformer of the present invention, in which a conductive foil, a connecting wire and a covering belt are wound on the body.

Description of the reference numerals

1: the manufacturing method 2: assembling a body 3: and winding a conductive foil 4: connecting wire 5: and (3) belt body coating 6: discharging 10: a frame body 11: coil 12: pin 13: center hole 20: first iron core 21: the center column 30: second iron core 31: center column 40: conductive foil 41, wire 50: the belt body 60: a body 70: the ultraviolet lamp 80: the rotating disc 100: the transformer 200: the manufacturing apparatus 300: conveying area 301: storage area 302: tray waiting area 303: straight feed zone 304: gluing area 400: conductive foil disposition region 500: the wiring region 600: belt body cladding area

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, a transformer and a method for manufacturing the same according to the present application are described in further detail below by way of embodiments and with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. The various elements of the drawings are drawn to scale as appropriate for the description, dimensions, amount of distortion or displacement, rather than to scale as actual elements.

Referring to fig. 1 to 7, in an embodiment of a transformer and a method for manufacturing the same according to the present invention, a transformer 100 includes a frame 10, a first core 20, a second core 30, and a conductive foil 40; in addition, the manufacturing method 1 of the transformer mainly comprises the steps of assembling a body 2, winding a conductive foil 3, connecting wires 4 and a belt body cladding 5; wherein:

the transformer 100 has a frame 10 around which a coil 11 is wound, the frame 10 has a plurality of pins 12, and the plurality of pins 12 are electrically connected to the coil 11. The coil 11 includes a primary side and a secondary side (not shown), and when the primary side of the coil 11 is supplied with an alternating current, a corresponding voltage is generated on the secondary side, thereby implementing the function of a transformer. The first iron core 20 and the second iron core 30 are used as a shell of the transformer 100 wound with the coil 11, the first iron core 20 is arranged on one side of the frame 10, the second iron core 30 is arranged on the frame 10 and is positioned on the different side of the first iron core 20, the first iron core 20 and the second iron core 30 are bonded by glue and are wrapped on the frame 10, and the plurality of pins 12 are exposed outside the second iron core 30 and the first iron core 20 and can be connected to an electronic component such as a circuit board.

After the frame 10, the first core 20 and the second core 30 are combined, the transformer 100 has the conductive foil 40 wound around the outer surfaces of the mutual abutting portions of the first core 20 and the second core 30, and is fixed with the second core 30 and the first core 20 by welding, the conductive foil 40 is welded and fixed with the pin 12 by the wire 41, so that the conductive foil 40 is electrically connected with the pin 12, and the wire 41 is wound around the pin 12.

The first core 20 and the second core 30 have corresponding shapes, and in the present embodiment, the first core 20 and the second core 30 are abutted against each other when the frame body 10 is covered (as shown in fig. 3). Specifically, the frame 10 of the present embodiment has a central hole 13, the first core 20 has a central post 21, the second core 30 also has a central post 31, the central post 21 and the central post 31 of the first core 20 and the second core 30 respectively pass through the central hole 13 to abut against each other, and the abutting positions are the above-mentioned glue bonding positions, so that the first core 20 and the second core 30 are glued by the glue when the frame 10 is covered. The conductive foil 40, in this embodiment, is a copper foil, and is wound along the abutting portion of the first core 20 and the second core 30, and a belt 50 is wound around the outer surfaces of the first core 20 and the second core 30 and fixed by adhesion, and the direction difference between the belt 50 and the conductive foil 40 is 90 degrees.

In another embodiment of the present invention, a transformer manufacturing method 1 is provided, wherein the following steps are automatically performed by a manufacturing apparatus 200, and as shown in fig. 4 to 5, the manufacturing apparatus 200 is sequentially provided with a conveying area 300 for performing a step of assembling a body 2, a conductive foil setting area 400 for performing a step of winding a conductive foil around a conductive foil 3, and a wiring area 500 for performing a step of connecting a lead 4, and includes a belt body covering area 600 for performing a step of covering a belt body 5. With reference to fig. 6 to 7, the steps of the method 1 for manufacturing a transformer are as follows:

the step of assembling the body 2 is to sequentially feed the first iron core 20, the frame 10 wound with the coil 11, and the second iron core 30 to the conveying area 300 at the front and rear positions, and sequentially assemble the first iron core 20, the frame 10, and the second iron core 30 along the conveying direction, glue at least one of the first iron core 20, the frame 10, and the second iron core 30 during the assembling process, and assemble the body 60 of the transformer after the gluing. In this embodiment, the conveying area 300 is a conveyor belt apparatus.

In the step of assembling the body 2, the first iron core 20 is fed into the conveying area 300 before the frame 10 and the frame 20 are fed into the conveying area 300, the first iron core 20 and the frame 10 are respectively fed into the tray waiting area 302 from a storage area 301, and then are fed into the linear feeding area 303 beside the conveying area 300, and then are positioned and fed into the conveying area 300, and the first iron core 20 and the frame 10 are subjected to a gluing action in the conveying process of the conveying area 300, and are discharged if the first iron core 20 and the frame 10 are not qualified. The second iron core 30 is fed to the conveying area 300 after the first iron core 20 and the frame 10 are fed, and is conveyed to the tray material waiting area 302 from a storage area 301, is glued and positioned by a gluing area 304, is turned to a position corresponding to the first iron core 20 and then is fed to the conveying area 300, and the first iron core 20, the frame 10 and the second iron core 30 are pressed (about 10 seconds) in the conveying process of the conveying area 300.

In this embodiment, the glue is a light-curing glue, and an ultraviolet lamp 70 is disposed on a path of the conveying area 300, and the glue of the light-curing glue is cured and shaped by irradiating ultraviolet rays to form the body 60, and is measured by the pins 12 to perform a performance test, the unqualified body 60 is discharged from the conveying area 300, and the qualified body 60 is sent to the conductive foil disposing area 400 via the turntable 80 to perform the conductive foil winding 3. The movement of the body 60 between the conveying section 300 and the conductive foil disposing section 400 can be achieved by the movement of a robot arm (not shown) in addition to the rotation of the turntable 80, or by the movement of the turntable in cooperation with the movement of the robot arm.

In the step of winding the conductive foil 3, the conductive foil 40 is discharged and wound around the outer surface of the body 60 at the mutual abutting position of the first iron core 20 and the second iron core 30, after the winding is completed, the discharged conductive foil 40 is cut off, the cut-off position is connected to fix the conductive foil 40 to the body 60, and then the body 60 wound with the conductive foil 40 is displaced to the wiring region 500 to perform the step of connecting the lead 4. The movement of the body 60 between the conductive foil disposing region 400 and the wiring region 500, and the discharging, winding, cutting and welding of the conductive foil 40 can be achieved by the movement of a turntable (such as the turntable 80 shown in the figure) in cooperation with a robot arm.

In the step of wire bonding 4, one end of the wire 41 is bonded to the conductive foil 40, the wire 41 is wound around the pin 12 of the frame 10 and then cut off, and the wire 41 is welded and fixed to the wound pin 12. In this embodiment, the step of connecting the wires 4 is to hold the wires 41 by a robot (not shown) with one end thereof aligned with the conductive foil 40 and fix the wires by welding, and then the robot pulls the wires 41 to the pins 12 and winds the pins 12 for several turns and welds and fixes the wires 41 to the wound pins 12. In addition, in the step of connecting the wires 4, the welding, winding and cutting of the wires 41 can be performed by a turntable (like the turntable 80 shown in the figure) in cooperation with the operation of the robot arm.

After the wire 41 is soldered and fixed on the wound pin 12, the cleaning and testing operations are performed, and if the body 60 fails, the wire is discharged. And the qualified body 60 is moved to the belt wrapping zone 600 to perform the step of belt wrapping 5. The movement of the body 60 between the wiring region 500 and the tape covering region 600 can be achieved by the rotation of a turntable (like the turntable 80 shown in the figure), the movement of a robot arm (not shown), or the movement of a turntable in cooperation with a robot arm.

The step of wrapping the belt body 5 is to wind the belt body 50 around the outer surface of the body 60 where the first iron core 20 and the second iron core 30 abut against each other, that is, the belt body 50 is wound around the position where the first iron core 20 and the second iron core 30 abut against each other. In this embodiment, the step of wrapping the belt body 5 further includes a step of removing the blanking 6, which is performed after the step of wrapping the belt body 5 is completed, and the blanking is collected after the body 60 wrapped by the belt body 50 is removed from the belt body wrapping area 600, thereby completing the manufacturing of the transformer.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A transformer, characterized in that the transformer comprises:

the frame body is wound with a coil and is provided with a plurality of pins, and the pins are electrically connected with the coil;

the first iron core is arranged on one side of the frame body;

the second iron core is arranged on the frame body and is positioned on the opposite side of the first iron core, and the first iron core and the second iron core are bonded by using glue and used for coating the frame body;

the conductive foil is wound on the outer surfaces of the mutual abutting positions of the first iron core and the second iron core and is fixed on the second iron core and the first iron core after being welded, and the conductive foil is welded and fixed with the pins through wires so that the conductive foil is electrically connected with the pins; the lead is wound on the pin.

2. The transformer according to claim 1, wherein the first core and the second core have corresponding shapes, abut against each other when wrapping the frame body, and are wound around outer surfaces of the first core and the second core by a tape.

3. The transformer of claim 1, wherein the frame body has a central hole, the first core and the second core each have a central post, and the first core and the second core each pass through the central hole with the central posts abutting each other.

4. The transformer of claim 2, wherein the frame body, the first core and the second core constitute a body of the transformer; the first iron core and the second iron core form a shell of the transformer, wherein the shell is wound with the coil.

5. The transformer of claim 1, wherein the adhesive is a light-curable adhesive, and the light-curable adhesive is cured by being irradiated with ultraviolet light when being bonded.

6. The transformer of claim 1, wherein the conductive foil is a copper foil.

7. The transformer of claim 4, wherein the tape is wound around the body and positioned on the outer surfaces of the first core and the second core and fixed by adhesion.

8. The transformer of claim 2, wherein the tapes and the conductive foils are wound around the outer surfaces of the first core and the second core at a 90 degree difference.

9. The transformer of claim 1, wherein the pins are exposed outside the second core and the first core for connecting electronic components.

10. The transformer of claim 1, wherein the coil comprises: the coil is communicated with alternating current on the primary side, and corresponding voltage is generated on the secondary side.