KR20160031757A - Connectors for electronic with cable ultrasonic bond structure - Google Patents

Connectors for electronic with cable ultrasonic bond structure Download PDF

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Publication number
KR20160031757A
KR20160031757A KR1020140121846A KR20140121846A KR20160031757A KR 20160031757 A KR20160031757 A KR 20160031757A KR 1020140121846 A KR1020140121846 A KR 1020140121846A KR 20140121846 A KR20140121846 A KR 20140121846A KR 20160031757 A KR20160031757 A KR 20160031757A
Authority
KR
South Korea
Prior art keywords
ultrasonic
cable
plate
connector
binding
Prior art date
Application number
KR1020140121846A
Other languages
Korean (ko)
Inventor
노정호
김행범
Original Assignee
노정호
김행범
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 노정호, 김행범 filed Critical 노정호
Priority to KR1020140121846A priority Critical patent/KR20160031757A/en
Priority to PCT/KR2015/007482 priority patent/WO2016013820A1/en
Publication of KR20160031757A publication Critical patent/KR20160031757A/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/6485—Electrostatic discharge protection
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/02—Soldered or welded connections

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  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
  • Manufacturing Of Electrical Connectors (AREA)

Abstract

The present invention relates to a connector for an electronic device having a cable ultrasonic bonding structure, in which the electrical connection and the mechanical coupling force between the connection terminal and the cable are made clear and easy.
That is, the present invention is a connector for an electronic device, wherein connection between a connection terminal and a cable is formed by an ultrasonic bonding structure.
Therefore, in the connector for an electronic device, the electrical connection between the connection terminal and the cable is achieved by the fusion bonding of the cable and the connection terminal by the ultrasonic bonding structure, so that the connection is clear and firm.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a connector for an electronic device having a cable ultrasonic wave coupling structure,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector for an electronic device having a cable ultrasonic bonding structure, and more particularly, to a connector for an electronic device, in which a connection terminal and a cable are connected by an ultrasonic bonding structure, And the mechanical bonding force are clearly and easily performed.

Generally, connectors for an electronic device are used for charging or inputting / outputting data in terminals such as mobile phones, tablet PCs, notebooks and desktops.

Various connectors such as 5-pin, 9-pin, and 12-pin and USB, micro USB, and HDMI have been developed and used according to the used devices, and they are classified into a socket connector or a plug connector .

The above-described connector for an electronic device includes a connector mold, a connection terminal coupled to the connector mold, and a connector shell for covering and protecting the connector mold.

Meanwhile, in the connector for the electronic device, although the data cable is electrically coupled to the rear end of the connector terminal by soldering, there is a problem that lead used in the soldering process causes environmental pollution and complicated work process, And the cable connection pin formed in the connector mold and the cable connection port formed in the connector mold are electrically connected to the connection terminal.

However, as described above, in the conventional electronic device connector in which the cable and the connection terminal are electrically connected by the conventional joint connection means, there is a problem that overheat and leakage current occur in the durability test due to the contact resistance between the connection terminal and the cable .

Korea Utility Model Registration No. 0453511

As described above, in the conventional electronic device connector in which the cable and the connection terminal are electrically coupled by the conventional joint connection means, the contact resistance between the connection terminal and the cable causes overheat and leakage current Thereby solving the problems that occur.

That is, the present invention is a connector for an electronic device, wherein connection between a connection terminal and a cable is formed by an ultrasonic bonding structure.

Therefore, in the connector for an electronic device, the electrical connection between the connection terminal and the cable is achieved by the fusion bonding of the cable and the connection terminal by the ultrasonic bonding structure, so that the connection is clear and firm.

1 is an exemplary view showing an embodiment of the present invention.
2 is a rear view showing an embodiment of the present invention.
3 is an exemplary view showing another embodiment of the present invention.
4 is an exemplary view showing still another embodiment of the present invention.
5 is a process diagram according to an embodiment of the present invention.
6 is a process diagram according to another embodiment of the present invention;
7 is an exploded view showing another embodiment in which the present invention is applied to a USB connector;
FIG. 8 is a detailed view of a portion according to FIG. 7; FIG.
Fig. 9 is a partial partial cross-sectional exemplary view according to Fig. 7 of the present invention. Fig.
Fig. 10 is an exemplary process diagram according to Fig. 7; Fig.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

The present invention is intended to provide a firm and clear electrical connection between a cable and a connection terminal.

That is, the present invention comprises a connector mold 10, a connection terminal 20 coupled to the connector mold 10, and a connector shell 30 wrapping and protecting the connector mold 10, In the electronic device connector in which the cable 40 is electrically connected, the connection between the connection terminal 20 and the cable is configured to be coupled by the ultrasonic bonding structure.

Here, the ultrasonic binding structure includes an ultrasonic binding plate 22 provided on the rear side of the connection terminal 20 formed in a vertical or horizontal plate shape and a rod, and a lower portion of the ultrasonic binding plate 22, And a jig receiving hole (11) for allowing the lower jig (52) of the ultrasonic binding plate (22) to support and support the ultrasonic binding plate (22).

1 and 2, the ultrasonic binding plate 22 is extended from the lower end of the terminal connecting plate 21, which extends from the rear of the connection terminal 20 in a vertical plate shape, Respectively.

As shown in FIG. 3, the terminal connecting plate 21 may be formed at the center of the terminal connecting plate 21 or at one side of the ultrasonic binding plate 22 as shown in FIG. 4, and may be inclined upward toward the center of the ultrasonic binding plate 22 The ultrasonic wave binding cover 23 can be formed by forming the ultrasonic wave binding cover 23 and the upper side of the cable 40 that is protruded and seated on the ultrasonic wave coupling plate 22 when the ultrasonic wave is bound.

7, 8 and 10, the ultrasonic binding plate 22 is formed so as to extend and protrude in a horizontal plate shape from the rear end of the connection terminal 20, And a cable guide plate 24 for guiding the coupling of the cable 40 to be ultrasonically coupled to both sides of the cable 22.

The cable guide plate 24 can clamp the upper end of the cable 40 by a pressing operation before the ultrasonic bonding of the cable 40 is performed.

In addition, in the practice of the present invention, a cable supporting plate 25 is provided which is vertically plate-shaped so that insertion of the cable 40 is restricted at the connection terminal side end of the ultrasonic binding plate 22 so as to be inserted at a predetermined depth .

When the ultrasonic binding plate 22 is bound to the connection terminal via the terminal connection plate 21, the cable support plate 25 may be integrally formed at the rear end of the ultrasonic binding plate 22, The rear end of the connecting plate 21 may be partially cut and projected to the side.

The cable support plate 25 may be formed in a manner such that when the supersonic fastening plate 22 is integrally formed on the contact terminal and the cable guide plate 24 is provided on both sides, So that it can be bent in the lateral direction in the plate 24.

Hereinafter, an ultrasonic bonding method of an electronic device connector according to the present invention will be described.

That is, the present invention comprises a connector mold 10, a connection terminal 20 coupled to the connector mold 10, and a connector shell 30 wrapping and protecting the connector mold 10, A method of manufacturing an electronic device connector in which a cable (40) is electrically coupled, wherein a connection between the connection terminal (20) and a cable is configured to be coupled by an ultrasonic coupling structure, and the ultrasonic coupling structure An ultrasonic binding plate 22 provided on the rear side of the formed connection terminal 20 in a horizontal plate shape and supporting the lower portion of the ultrasonic binding plate 22 and a lower jig 52 of the ultrasonic wave supporting the ultrasonic binding plate 22 A cable assembling process 110 for mounting the cable 40 to the ultrasonic binding plate 22 of the electronic device connector having the ultrasonic binding structure including the jig receiving hole 11 capable of supporting the ultrasonic wave, 110 < / RTI > An ultrasonic setting process 120 in which the lower jig 52 of the ultrasonic welding apparatus is inserted into the jig receiving hole 11 of the magnetic base connector to support the ultrasonic bonding plate 22, The ultrasonic header 51 contacts the upper portion of the ultrasonic binding plate 22 of the electronic device connector supported by the jig 52 to cause vibration between the cable 40 and the ultrasonic binding plate 22 to melt the contact portion The ultrasound waves are transmitted to the ultrasound waves generated by the ultrasound waves generated by the ultrasound waves generated by the ultrasound waves generated by the ultrasound waves. And an ultrasound binding process 140 for allowing the ultrasound waves to be cooled and bound together.

Here, the cable assembly process 110 may be performed by mounting the cable 40 on the ultrasonic bonding plate 22 after the sheath of the cable 40 is removed, The cloth is melted and separated in the ultrasonic fusion process, so that the cable 40 and the ultrasonic bonding plate 22 are electrically connected.

In the ultrasonic setting process 120, the lower jig 52 of the ultrasonic welding apparatus is inserted into the jig receiving hole 11 of the connector of the electronic device in which the cable is assembled, so that the ultrasonic bonding plate 22 is supported.

Meanwhile, the ultrasound setting process 120 may be performed before the cable assembly process 110.

The ultrasonic wave melting process 130 may be performed such that the ultrasonic wave header 51 contacts the upper portion of the ultrasonic wave coupling plate 22 of the electronic device connector supported by the lower jig 52 to connect the cable 40 and the ultrasonic wave coupling plate 22, Thereby causing the contact portion to be melted.

On the other hand, the ultrasonic frequency applied by the ultrasonic headers 51 is such that ultrasonic energy is applied so that the bonding surfaces of the bonding surfaces are melted by 5 to 20% of the total thickness at a frequency of 20 to 40 KHz, And an amplitude to be compressed to a thickness. The preferable frequency is 20 to 40 KHz. If the frequency is less than 20 KHz, the productivity is lowered because the production speed is slow, and if the frequency is more than 40 KHz, the connection part is over-melted and the connection failure occurs.

The ultrasound binding process 140 stops the ultrasound wave transmitted between the cable and the ultrasound binding plate 22 by the ultrasound headers 51 so that the cable 40 and the fusion bonding site of the ultrasound are cooled and bound will be.

In the embodiment of the present invention, the upper end of the ultrasonic binding plate 22 or the ultrasonic binding plate 22 protrudes upward from the one side of the ultrasonic binding plate 22 toward the center of the ultrasonic binding plate 22, The upper side of the cable 40 seated on the binding plate 22 and the ultrasonic binding cover 23 to be ultrasonic welded can be formed.

When the ultrasonic fastening cover 23 is provided, the ultrasonic fastening cover 23 is pressed after the cable assembling process 110, and the cable fastening process 150 is performed to fasten the stationary cable. You can do it.

Hereinafter, the application process of the present invention will be described.

As described above, in the electronic device connector, the connection between the connection terminal 20 and the cable is configured to be coupled by the ultrasonic coupling structure, wherein the ultrasonic coupling structure includes a connection terminal 20 formed of a vertical or horizontal plate- And a lower jig 52 of the ultrasonic wave supports the lower portion of the ultrasonic wave coupling plate 22 to support the ultrasonic wave coupling plate 22. The ultrasonic wave coupling plate 22, The present invention comprising the support hole 11 and the cable assembly process 110, the ultrasonic setting process 120, the ultrasonic melting process 130, and the ultrasonic bonding process 140, The mutual contact portions of the ultrasonic wave coupling plate 22 and the cable 40 are melted and fused due to the ultrasonic wave applied by the ultrasonic head 51 to the coupling of the cable 22 and the cable 40, Made and firm Binding will it made.

When the ultrasonic binding plate 22 is extended and protruded from the lower end of the terminal connecting plate 21 protruding from the rear of the connection terminal in the form of a vertical plate in the horizontal direction, So that the durability of the connector 10 is improved.

A cable guide plate (22) is provided on the rear end of the connection terminal so as to extend and protrude in a horizontal plate shape and guides the coupling of the ultrasonic wave-coupled cable (40) to both sides of the ultrasonic wave coupling plate 24, the ultrasonic binding plate 22 is supported by the connector mold 10 on the lower and both sides to improve durability.

In the meantime, in the embodiment of the present invention, the ultrasonic binding plate 22 is bonded to the connection terminal via the terminal connection plate 21 and the ultrasonic binding cover 22 is provided, and the ultrasonic binding plate 22 is bonded to the connection terminal When the cable guide plate 24 is provided on both sides of the cable guide plate 24, the ultrasound binding cover 23 or the cable guide plate 24 is pressed after the cable assembly process 110 through the cable decoupling process 150 It is possible to improve the workability by connecting the stationary cable 40 and the ultrasonic wave can be bound to the lower and upper surfaces of the cable 40 through the ultrasonic melting process 130 and the ultrasonic bonding process 140, Is improved.

In addition, in the practice of the present invention, a cable supporting plate 25 is provided which is vertically plate-shaped so that insertion of the cable 40 is restricted at the connection terminal side end of the ultrasonic binding plate 22 so as to be inserted at a predetermined depth The cable 40 is coupled to the ultrasonic binding plate 22 with a predetermined length in the process of assembling the cable 40 through the cable assembly process 110 so that the connection is uniform.

10: Connector mold 11: Jig base hole
20: Connection terminal
21: Cable coupling part 22: Ultrasonic coupling plate
23: ultrasound binding cover 24: cable guide plate 25: cable support plate
30: Connector shell
40: Cable
51: Ultrasonic Header 52: Lower Jig
110: cable assembly process 120: ultrasonic setting process
130: Ultrasonic melting process 140: Ultrasonic bonding process
150: Cable decoupling process

Claims (7)

And a connector shell 30 which covers and protects the connector mold 10. A cable 40 is attached to the connection terminal 20. The connector mold 20 is connected to the connector mold 10, An electrically coupled electronic device connector comprising:
The connection between the connection terminal 20 and the cable is coupled by the ultrasonic bonding structure,
The ultrasonic binding structure includes an ultrasonic binding plate 22 provided in a horizontal plate on the rear side of the connection terminal 20 formed in any one of a vertical or horizontal plate shape and a rod shape, And a jig receiving hole (11) for allowing the lower jig (52) of the ultrasonic wave to bind and support the ultrasonic wave coupling plate (22).
The method of claim 1, further comprising:
The ultrasonic binding plate (22)
A terminal connection plate 21 extending from the rear of the connection terminal 20 in a vertical plate shape,
And a cable guide plate 24 formed to extend from the rear end of the connection terminal 20 in a horizontal plate shape and to guide the coupling of the ultrasonic wave-coupled cable 40 to both sides of the ultrasonic wave coupling plate 22 And a connector for connecting the cable ultrasonic wave coupling structure.
3. The method of claim 2,
The cable connecting the terminal connecting plate 21 and the ultrasonic binding plate 22 is provided on the ultrasonic binding plate 22 so as to protrude upwards from the central portion of the terminal connecting plate 21 toward the center of the ultrasonic binding plate 22, And an ultrasonic wave fastening cover (23) for fastening the ultrasonic wave to the upper side of the ultrasonic wave fastening cover (40).
3. The method of claim 2,
And a cable support plate (25) which is vertically plate-shaped so as to support insertion of the cable (40) at a predetermined depth by restricting the insertion of the cable (40) at the connection terminal side end of the ultrasonic binding plate (22) Connector for an electronic device.

The connector includes a connector mold 10, a connection terminal 20 coupled to the connector mold 10, and a connector shell 30 covering and protecting the connector mold 10, A method of manufacturing an electronic connector to which the electronic connector is attached, comprising:
The ultrasonic bonding structure is configured such that the connecting terminal 20 and the cable are connected by a ultrasonic bonding structure, and the ultrasonic bonding structure is a structure in which the ultrasonic wave bonding structure, which is provided on the rear side of the connection terminal 20 formed as a vertical or horizontal plate- And a jig receiving hole 11 for supporting the lower portion of the ultrasonic binding plate 22 and supporting the ultrasonic binding plate 22 by supporting the lower jig 52 of the ultrasonic wave, A cable assembly process 110 for mounting the cable 40 on the ultrasonic binding plate 22 of the electronic device connector having the cable assembly process 110, An ultrasonic setting process 120 for supporting the ultrasonic bonding plate 22 by inserting the lower jig 52 of the ultrasonic welding apparatus into the ultrasonic welding apparatus 11 and supporting the ultrasonic bonding plate 22 by the lower jig 52 of the ultrasonic welding apparatus through the ultrasonic setting process; Electronic device An ultrasonic melting process 130 in which the ultrasonic head 51 contacts the upper portion of the ultrasonic bonding plate 22 of the ultrasonic bonding plate 22 to cause vibration between the cable 40 and the ultrasonic bonding plate 22 to melt the contact portion, An ultrasonic bonding process in which the ultrasonic wave transmitted between the cable and the ultrasonic bonding plate 22 is stopped by the ultrasonic header 51 in the melting process 130 to allow the cable 40 and the molten bonding sites of the ultrasonic waves to be cooled and bound together 140). ≪ / RTI >
The method of claim 5, further comprising:
The cable connecting the terminal connecting plate 21 and the ultrasonic binding plate 22 is provided on the ultrasonic binding plate 22 so as to protrude upwards from the central portion of the terminal connecting plate 21 toward the center of the ultrasonic binding plate 22, An electronic device connector having an ultrasonic binding structure in which an upper side of the ultrasonic wave binding cover 23 and an upper side of the ultrasonic wave binding cover 23 are formed is subjected to a cable assembling process 110 and then the ultrasonic binding cover 23 is pressed, And a coupling step (150) for coupling the cable ultrasonic wave coupling structure is further performed.
The method of claim 5, further comprising:
And a cable guide plate 24 for guiding the coupling of the ultrasonic wave-coupled cable 40 to both sides of the ultrasonic wave coupling plate 22 extended and projected from the rear end of the connection terminal 20 in a horizontal plate- And a cable connection and disconnection step (150) in which the cable connector assembly is connected to the cable guide plate (24) after the cable assembly process (110) connector.
KR1020140121846A 2014-07-23 2014-09-15 Connectors for electronic with cable ultrasonic bond structure KR20160031757A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020140121846A KR20160031757A (en) 2014-09-15 2014-09-15 Connectors for electronic with cable ultrasonic bond structure
PCT/KR2015/007482 WO2016013820A1 (en) 2014-07-23 2015-07-20 Connector for electronic devices with cable ultrasonic bonding structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020140121846A KR20160031757A (en) 2014-09-15 2014-09-15 Connectors for electronic with cable ultrasonic bond structure

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020160058845A Division KR20160060622A (en) 2016-05-13 2016-05-13 Connectors for electronic with cable ultrasonic bond structure

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KR20160031757A true KR20160031757A (en) 2016-03-23

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KR1020140121846A KR20160031757A (en) 2014-07-23 2014-09-15 Connectors for electronic with cable ultrasonic bond structure

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180038366A (en) * 2016-10-06 2018-04-16 다이-이치 세이코 가부시키가이샤 Coaxial cable connector and method for connecting coaxial cable
KR20180038365A (en) * 2016-10-06 2018-04-16 다이-이치 세이코 가부시키가이샤 Coaxial cable connector and method for connecting coaxial cable

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180038366A (en) * 2016-10-06 2018-04-16 다이-이치 세이코 가부시키가이샤 Coaxial cable connector and method for connecting coaxial cable
KR20180038365A (en) * 2016-10-06 2018-04-16 다이-이치 세이코 가부시키가이샤 Coaxial cable connector and method for connecting coaxial cable
KR20190004830A (en) * 2016-10-06 2019-01-14 다이-이치 세이코 가부시키가이샤 Coaxial cable connector and method for connecting coaxial cable

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