KR101999519B1 - Method of manufacturing connector for terminal-coreless mobile terminal and its connector - Google Patents

Method of manufacturing connector for terminal-coreless mobile terminal and its connector Download PDF

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Publication number
KR101999519B1
KR101999519B1 KR1020180071965A KR20180071965A KR101999519B1 KR 101999519 B1 KR101999519 B1 KR 101999519B1 KR 1020180071965 A KR1020180071965 A KR 1020180071965A KR 20180071965 A KR20180071965 A KR 20180071965A KR 101999519 B1 KR101999519 B1 KR 101999519B1
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South Korea
Prior art keywords
mold
terminal
connector
guard plate
jig
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KR1020180071965A
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Korean (ko)
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이영근
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주식회사 제이앤티씨
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Priority to KR1020180071965A priority Critical patent/KR101999519B1/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
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/16—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C2045/14852—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles incorporating articles with a data carrier, e.g. chips
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Manufacturing Of Electrical Connectors (AREA)

Abstract

The present invention relates to a method for manufacturing a connector for a terminal-coreless mobile terminal and a connector thereof. In other words, according to the present invention, the method for manufacturing a connector for a terminal-coreless mobile terminal comprises: a guard plate machining process (110) of cutting and bending a guard plate (10); a terminal machining process (120) of cutting and bending a connection terminal (30); a jig mold forming process (200) of injecting and molding a terminal jig mold (20) having a pin support groove (21) in the upper part; a connector mold forming process (300) of injecting and molding a connector mold (40) by injecting a synthetic resin; and a housing cell assembling process (400) of assembling a housing shell (50) protecting the outside of the connector mold (40). Therefore, according to the present invention, a core for supporting the connection terminal is removed when the connector is manufactured. After injection molding, a core hole damaging the terminal and degrading durability of a plug unit is removed. So, the connector has improved durability and corrosion resistance.

Description

단자코어레스 휴대단말기용 커넥터 제조방법 및 그 커넥터{Method of manufacturing connector for terminal-coreless mobile terminal and its connector}BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a method of manufacturing a connector for a terminal coreless mobile terminal,

본 발명은 단자코어레스 휴대단말기용 커넥터 제조방법 및 그 커넥터에 관한 것으로서, 더욱 상세하게는 단자코어레스 휴대단말기용 커넥터 제조방법에 있어서 가드플레이트가공과정을 통하여 가공된 가드플레이트에 단자를 지지하는 단자지그몰드를 가드플레이트에 인서트 성형하는 지그몰드성형과정과 상기 지그몰드에 단자를 안착하는 단자안착과정 및 가드플레이트와 접속단자를 결속시키는 커넥터몰드를 사출성형하는 커넥터몰드성형과정으로 이루어져 커넥터의 제조에 있어 접속단자의 지지를 위한 코어가 삭제되어 사출성형 후 단자의 훼손 및 플러그부의 내구성을 저하시키는 코어홀이 삭제될 수 있도록 함을 목적으로 한 것이다.The present invention relates to a method of manufacturing a connector for a terminal-coreless mobile terminal, and more particularly, to a method of manufacturing a connector for a terminal-coreless mobile terminal, A connector molding process for injection molding a connector mold for binding a guard plate and a connection terminal, and a connector mold molding process for molding a connector mold for inserting a terminal plate into the jig mold, And the core for supporting the connection terminal is eliminated, so that the core hole which deteriorates the terminal after the injection molding and the durability of the plug portion can be removed can be eliminated.

일반적으로, 휴대 단말기용 커넥터는 스마트폰과 같은 휴대단말기에서 데이터의 입출력을 위하여 사용되는 커넥터이다.Generally, a connector for a portable terminal is a connector used for inputting / outputting data in a portable terminal such as a smart phone.

이상과 같은 커넥터는 접속단자와 상기 접속단자를 인서트 구속하는 커넥터몰드 및 상기 커넥터몰드를 감싸게 결합되는 하우징으로 구성되는 것이다.The connector includes a connection terminal, a connector mold for fixing the connection terminal to the insert, and a housing coupled to the connector mold.

한편, 상기한 바와 같은 커넥터는 접속단자 구비되는 단자플러그부의 내구성을 높이기 위하여 단자플러그부의 하부에 가드플레이트를 구비하여 실시하고 있다.Meanwhile, in order to enhance the durability of the terminal plug portion provided with the connection terminal, the connector as described above is provided with a guard plate below the terminal plug portion.

이과 같은 휴대 단말기용 커넥터는 사출성형금형에 가드플레이트와 접속단자를 인서트한 후 수지를 주입하여서 사출성형하는 것이다.A connector for a portable terminal, such as the above, inserts a guard plate and a connection terminal into an injection mold, injects resin, and performs injection molding.

그러나, 상기한 바와 같은 종래의 후대 단말기용 커넥터는 그 제조에 있어 사출금형 내부에 가드플레이트와 접속단자 사이에 간격이 유지되게 접속단자의 각 접속핀을 지지하는 코어핀이 구비되고, 이상과 같이 코어핀을 구비하여 사출성형하게 되면 사출성형되는 단자플러그부의 하부에 코어홀이 형성되는데 이 코어홀로 이물질이 유입되어 접속단자의 접속핀을 오염 및 부식손상시키며 단자플러그부의 내구성을 저하시키는 문제점이 있었다.However, in the conventional connector for a later terminal as described above, the core fin for supporting the connection pins of the connection terminals is provided inside the injection mold so as to maintain a gap between the guard plate and the connection terminals, When a core pin is provided and injection molded, a core hole is formed in a lower portion of the terminal plug portion to be injection-molded, foreign matter is introduced into the core hole, thereby contaminating and corroding the connection pin of the connection terminal, thereby deteriorating the durability of the terminal plug portion .

대한민국 실용신안등록 제20-0482547호Korea Utility Model Registration No. 20-0482547

이에, 본 발명은 상기한 바와 같이 종래의 후대 단말기용 커넥터가 그 제조과정에 있어 접속단자의 각 접속핀을 지지하는 코어핀으로 인하여 단자플러그부의 하부에 접속단자의 접속핀을 오염 및 부식손상시키며 단자플러그부의 내구성을 저하시키는 코어홀이 형성되는 문제점을 해결할 수 있도록 한 것이다.As described above, according to the present invention, in the manufacturing process of the conventional connector for later terminal, the connection pin of the connection terminal is contaminated and corroded by the core pin supporting the connection pin of the connection terminal, And a core hole for reducing the durability of the terminal plug portion is formed.

즉, 본 발명은 휴대단말기용 커넥터 제조방법에 있어서, 사출성형되는 커넥터몰드의 단자플러그부의 하부를 지지하여 내구성을 형성하는 가드플레이트를 절단 및 절곡 가공하는 가드플레이트가공과정과 상기 가드플레이트와 이격되어 커넥터몰드에 인서트되는 접속단자를 절단 절곡 가공하는 단자가공과정, 사출금형에 가드플레이트를 안착시킨 후 접속단자의 접속핀을 지지할 수 있게 상부에 핀지지홈을 형성한 단자지그몰드를 사출성형하는 지그몰드성형과정, 상기 단자지그몰드가 사출성형된 가드플레이트를 사출성형금형에 안착한 후 상기 단자지그몰드에 접속단자의 접속핀을 거치하고 합성수지를 주입하여 가드플레이트와 접속단자를 결속시키는 커넥터몰드를 사출성형하는 커넥터몰드성형과정 및 상기 커넥터몰드의 외부를 보호하는 하우징셀을 조립하는 하우징셀조립과정으로 이루어진 것을 특징으로 하는 것이다.That is, according to the present invention, there is provided a method of manufacturing a connector for a portable terminal, comprising: a guard plate machining process for cutting and bending a guard plate for supporting a lower portion of a terminal plug portion of a connector mold to be injection molded to form durability; And a terminal jig mold having a pin support groove formed thereon so as to support the connecting pin of the connection terminal after the guard plate is seated on the injection mold is injection-molded A jig mold forming process, a connector mold for mounting the guard plate on which the terminal jig mold is injection-molded to the injection molding die, and then connecting the connection pin of the connection terminal to the terminal jig mold and injecting the synthetic resin to bind the guard plate and the connection terminal A connector molding process for injection molding, and a process for molding the connector mold, The housing being a cell assembling process of assembling the jingsel be characterized.

본 발명은 가드플레이트가공과정에 있어 가드플레이트에 두 개 이상의 절개 형성된 몰드인서트공을 형성되게 하고 두 개의 몰드인서트공 중 하나의 인서트공의 측벽에 몰드결속턱이 형성되게 이루어진 것을 특징으로 하는 것이다.The present invention is characterized in that at the guard plate machining process, a guard plate is formed with two or more cut-out mold insert holes and a mold binding tuck is formed on a side wall of one of the two insert insert holes.

본 발명은 지그몰드성형과정에 있어 단자지그몰드가 가드플레이트에 3점 결속 성형되게 이루어진 것을 특징으로 하는 것이다.The present invention is characterized in that the terminal jig mold is formed by three-point binding molding on the guard plate in the jig mold forming process.

따라서, 본 발명은 가드플레이트가공과정을 통하여 가공된 가드플레이트에 단자를 지지하는 단자지그몰드를 가드플레이트에 인서트 성형하는 지그몰드성형과정과 상기 지그몰드에 단자를 안착하는 단자안착과정 및 가드플레이트와 접속단자를 결속시키는 커넥터몰드를 사출성형하는 커넥터몰드성형과정으로 이루어짐으로써, 커넥터의 제조에 있어 접속단자의 지지를 위한 코어가 삭제되어 사출성형 후 단자의 훼손 및 플러그부의 내구성을 저하시키는 코어홀이 삭제되어 커넥터의 내식성과 내구성이 향상되는 효과를 갖는 것이다.Accordingly, the present invention provides a jig mold forming process for inserting a terminal jig mold for supporting a terminal into a guard plate through a guard plate machining process, a terminal seating process for placing a terminal on the jig mold, The core for supporting the connection terminal in the manufacturing of the connector is removed so that the core hole which deteriorates the terminal after the injection molding and the durability of the plug portion is lowered, Thereby improving the corrosion resistance and durability of the connector.

도 1 은 본 발명의 일 실시 예를 보인 공정도.
도 2 은 본 발명에 따른 가드플레이트 상세도.
도 3 은 도 2 의 상세 측 단면도.
도 4 는 본 발명에 따른 접속단자 상세도.
도 5 는 본 발명에 따른 단자지그몰드의 사출성형상태 상세도.
도 6 은 도 5의 상세 측 단면도.
도 7 은 본 발명에 따른 접속단자 안착상태 상세도.
도 8 은 도 7의 상세 측 단면도.
도 9 는 본 발명에 따른 커넥터몰드 사출성형상태 상세도.1 is a process diagram showing an embodiment of the present invention.
2 is a detailed view of a guard plate according to the present invention.
3 is a detailed side cross-sectional view of Fig.
4 is a detailed view of a connection terminal according to the present invention.
5 is a detailed view of an injection molding state of a terminal jig mold according to the present invention.
6 is a detailed side cross-sectional view of Fig.
7 is a detailed view of a connection terminal seating state according to the present invention.
8 is a detailed side cross-sectional view of Fig.
9 is a detailed view of the state of the connector mold injection molding according to the present invention.

이하, 첨부된 도면에 의하여 상세히 설명하면 다음과 같다.Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

본 발명은 커넥터의 제조에 있어 코어홀로 인한 커넥터의 내식성과 내구성 저하를 방지할 수 있도록 한 것으로서, 본 발명의 권리범위는 본문에 설명된 실시예에 의하여 제한되는 것으로 해석되어서는 아니 된다. 즉, 실시예는 다양한 변경이 가능하고 여러 가지 형태를 가질 수 있으므로 본 발명의 권리범위는 기술적 사상을 실현할 수 있는 균등물들을 포함하는 것으로 이해되어야 한다. 또한, 본 발명에서 제시된 목적 또는 효과는 특정 실시예가 이를 전부 포함하여야 한다거나 그러한 효과만을 포함하여야 한다는 의미는 아니므로, 본 발명의 권리범위는 이에 의하여 제한되는 것으로 이해 되어서는 아니 될 것이다.The present invention is intended to prevent deterioration of corrosion resistance and durability of a connector due to core holes in the manufacture of connectors, and the scope of rights of the present invention should not be construed as being limited by the embodiments described herein. That is, the embodiments are to be construed as being variously embodied and having various forms, so that the scope of the present invention should be understood to include equivalents capable of realizing technical ideas. Also, the purpose or effect of the present invention should not be construed as limiting the scope of the present invention, since it does not mean that a specific embodiment should include all or only such effect.

즉, 본 발명은 휴대단말기용 커넥터 제조방법에 있어서, 가드플레이트가공과정(110)과 단자가공과정(120), 지그몰드성형과정(200), 커넥터몰드성형과정(300) 및 하우징셀조립과정(400)으로 이루어진 것이다.That is, the present invention provides a method of manufacturing a connector for a portable terminal, comprising the steps of: machining a guard plate 110, a terminal 120, a jig mold forming process 200, a connector mold forming process 300, 400).

여기서, 상기 가드플레이트가공과정(110)은 사출성형되는 커넥터몰드(40)의 단자플러그부(41)의 하부를 지지하여 내구성을 형성하는 가드플레이트(10)를 절단 및 절곡 가공하는 것이다.The guard plate machining process 110 cuts and bends the guard plate 10 which forms the durability by supporting the lower portion of the terminal plug portion 41 of the connector mold 40 to be injection molded.

상기 가드플레이트가공과정(110)에 있어 가드플레이트(10)에 두 개 이상의 절개 형성된 몰드인서트공(11)을 형성되게 하고 두 개의 몰드인서트공(11) 중 하나의 인서트공의 측벽에 몰드결속턱(11a)이 형성되게 이루어진 것이다.In the guard plate machining process 110, two or more cut mold insert holes 11 are formed in the guard plate 10, and a mold clamping jaw (not shown) is formed on the side wall of one of the two mold insert holes 11 (11a) is formed.

그리고, 상기 단자가공과정(120)은 가드플레이트(10)와 이격되어 커넥터몰드(40)에 인서트되는 접속단자(30)를 절단 절곡 가공하는 것이다.The terminal processing step 120 is to cut and bend the connection terminal 30 to be inserted into the connector mold 40 by being separated from the guard plate 10.

또한, 상기 지그몰드성형과정(200)은 사출금형에 가드플레이트(10)를 안착시킨 후 접속단자(30)의 접속핀(31)을 지지할 수 있게 상부에 핀지지홈(21)을 형성한 단자지그몰드(20)를 사출성형하는 것이다.The jig mold forming process 200 may further include forming a pin support groove 21 at an upper portion of the injection mold so as to support the connection pin 31 of the connection terminal 30 after the guard plate 10 is mounted on the injection mold The terminal jig mold 20 is injection-molded.

상기 지그몰드성형과정(200)에 있어 단자지그몰드(20)가 가드플레이트(10)의 상면과 전방 그리고 측면에 3점 결속 성형되게 이루어지는 것이다.In the jig mold forming process 200, the terminal jig mold 20 is bonded and formed on the upper surface, the front side, and the side surface of the guard plate 10 at three points.

상기 가드플레이트(10)에 3점 결속되는 단자지그몰드(20)는 핀지지홈(21)의 길이 방향 전방측에 돌출 형성되어 가드플레이트(10)의 전방 측에 천공형성된 전방몰드구속홀(12a)에 끼움 성형되는 전방결속몰드(22)를 형성하고, 단자지그몰드(20)는 핀지지홈(21)의 일측 측면이 가드플레이트(10)의 측면에 천공형성된 측면몰드구속홀(12b)에 끼움 성형되는 것이다.The terminal jig mold 20 which is bound to the guard plate 10 at three points is protruded on the front side in the longitudinal direction of the pin support groove 21 and is provided with a front mold restraining hole 12a And the terminal jig mold 20 is formed in a side mold fixing hole 12b in which one side surface of the pin support groove 21 is formed in the side surface of the guard plate 10 And is formed into a fitting shape.

또한, 상기 커넥터몰드성형과정(300)은 상기 단자지그몰드(20)가 사출성형된 가드플레이트(10)를 사출성형금형에 안착한 후 상기 단자지그몰드(20)에 접속단자(30)의 접속핀(31)을 거치하고 합성수지를 주입하여 가드플레이트(10)와 접속단자(30)를 결속시키는 커넥터몰드(40)를 사출성형하는 것이다.The connector mold forming process 300 may include a step of mounting the guard plate 10 on which the terminal jig mold 20 has been injection molded to the injection molding die and then attaching the terminal jig mold 20 to the connection pin 30 of the connection terminal 30, And the connector mold 40 which receives the synthetic resin and binds the guard plate 10 and the connection terminal 30 by injection molding.

또한, 상기 하우징셀조립과정(400)은 커넥터몰드성형과정(300) 및 상기 커넥터몰드(40)의 외부를 보호하는 하우징셀(50)을 조립하는 것이다.In addition, the housing cell assembly process 400 assembles the connector mold molding process 300 and the housing cell 50 that protects the exterior of the connector mold 40.

상기한 바와 같은 단자지그몰드(20)에 의하여 접속단자(30)가 지지되어 제조되는 휴대단말기용 커넥터는 평판형으로 이루어지며 몰드인서트공(11)이 형성된 가드플레이트(10)와 상기 가드플레이트(10)에 하부가 인서트 되고 3점 결속되며 상면에 접속핀(31)이 안착되는 핀지지홈(21)을 형성하는 단자지그몰드(20), 상기 가드플레이트(10)와 접속단자(30) 사이에 충진형성되고 접속단자(30)의 후방 측에 몸체를 형성하는 커넥터몰드(40) 및 상기 커넥터몰드(40)를 감싸 결합되는 하우징셀(50)로 구성된 것이다.The connector for a portable terminal, which is manufactured by supporting the connection terminal 30 by the terminal jig mold 20 as described above, is a flat plate type and includes a guard plate 10 formed with a mold insert hole 11, A terminal jig mold 20 forming a pin support groove 21 in which a lower portion is inserted into the upper surface of the connecting plate 10 and which is connected to three points and on which an upper surface of the connecting pin 31 is seated, A connector mold 40 which is formed on the rear side of the connection terminal 30 to form a body and a housing cell 50 which is coupled with the connector mold 40 by being wrapped.

한편, 상기 단자지그몰드(20)는 핀지지홈(21)의 길이 방향 전방측에 돌출 형성되어 가드플레이트(10)의 전방 측에 천공형성된 전방몰드구속홀(12a)에 끼움 성형되는 전방결속몰드(22a)를 형성하고, 단자지그몰드(20)는 핀지지홈(21)의 일측 측면이 가드플레이트(10)의 측면에 천공형성된 측면몰드구속홀(12b)에 끼움 성형되는 것이다.The terminal jig mold 20 is provided with a front binding mold 12 protruding from the front side in the longitudinal direction of the pin support groove 21 and fitted into a front mold constraint hole 12a formed on the front side of the guard plate 10, And the terminal jig mold 20 is formed by inserting one side surface of the pin support groove 21 into the side mold constraint hole 12b formed in the side surface of the guard plate 10.

이하, 본 발명의 적용실시에 따른 작용효과에 대하여 설명하면 다음과 같다.Hereinafter, the operation and effect of the application of the present invention will be described.

상기한 바와 같이 휴대단말기용 커넥터 제조방법에 있어서, 사출성형되는 커넥터몰드(40)의 단자플러그부(41)의 하부를 지지하여 내구성을 형성하는 가드플레이트(10)를 절단 및 절곡 가공하는 가드플레이트가공과정(110)과 상기 가드플레이트(10)와 이격되어 커넥터몰드(40)에 인서트되는 접속단자(30)를 절단 절곡 가공하는 단자가공과정(120), 사출금형에 가드플레이트(10)를 안착시킨 후 접속단자(30)의 접속핀(31)을 지지할 수 있게 상부에 핀지지홈(21)을 형성한 단자지그몰드(20)를 사출성형하는 지그몰드성형과정(200), 상기 단자지그몰드(20)가 사출성형된 가드플레이트(10)를 사출성형금형에 안착한 후 상기 단자지그몰드(20)에 접속단자(30)의 접속핀(31)을 거치하고 합성수지를 주입하여 가드플레이트(10)와 접속단자(30)를 결속시키는 커넥터몰드(40)를 사출성형하는 커넥터몰드성형과정(300) 및 상기 커넥터몰드(40)의 외부를 보호하는 하우징셀(50)을 조립하는 하우징셀조립과정(400)으로 이루어진 본 발명을 적용하여 실시하게 되면, 커넥터의 제조에 있어 접속단자(30)의 지지를 위한 코어가 삭제되어 단자플러그부(41)에 코어홀이 삭제되게 되는 것이다.The guard plate 10 for supporting the lower portion of the terminal plug portion 41 of the connector mold 40 to be injection molded and forming the durability is cut and bent, A terminal processing step 120 for cutting and bending the connection terminal 30 to be inserted into the connector mold 40 while being separated from the guard plate 10 by a machining process 110 and placing the guard plate 10 on the injection mold 10 A jig mold molding process 200 for performing injection molding of a terminal jig mold 20 having a pin support groove 21 formed at an upper portion thereof so as to support the connection pin 31 of the connection terminal 30, The connecting pin 31 of the connection terminal 30 is inserted into the terminal jig mold 20 after the injection molding die 10 of the mold 20 is injection molded and the synthetic resin is injected to the guard plate 10 And the connection terminal 30 are connected to each other through a connector mold 40, And a housing cell assembling process 400 for assembling the connector mold forming process 300 for forming the connector mold 40 and the housing cell 50 for protecting the outside of the connector mold 40, The core for supporting the connection terminal 30 is removed and the core hole is removed from the terminal plug portion 41. [

이상과 같이 단자플러그부(41)에 코어홀이 삭제되게 되면, 코어홀을 통한 수분 유입이 차단되어 접속단자(30)의 접속핀(31) 부식이 방지되어 접속단자(30)의 내식성이 향상되고, 단자플러그부(41)에 코어홀이 삭제되어 단자플러그부(41)의 내구성이 향상되는 것이다.As described above, when the core hole is removed from the terminal plug portion 41, the inflow of water through the core hole is cut off, thereby preventing corrosion of the connection pin 31 of the connection terminal 30 and improving the corrosion resistance of the connection terminal 30 And the core hole is eliminated in the terminal plug portion 41, so that the durability of the terminal plug portion 41 is improved.

한편, 본 발명의 가드플레이트가공과정(110)에 있어 가드플레이트(10)에 두 개 이상의 절개 형성된 몰드인서트공(11)을 형성되게 하고 두 개의 몰드인서트공(11) 중 하나의 인서트공의 측벽에 몰드결속턱(11a)을 형성하여 실시하게 되면, 가드플레이트(10)와 단자지그몰드(20)가 견곡하게 결속되는 것이다.In the guard plate machining process 110 of the present invention, two or more cut mold insert holes 11 are formed in the guard plate 10, and the side wall of one of the two mold insert holes 11 The guard plate 10 and the terminal jig mold 20 are tightly coupled with each other.

또한 본 발명의 지그몰드성형과정(200)에 있어 단자지그몰드(20)가 가드플레이트(10)에 3점 결속 성형되게 실시하게 되면, 가드플레이트(10)와 단자지그몰드(20)의 결속이 고하게 이루어지는 것이다.When the terminal jig mold 20 is subjected to three-point binding molding on the guard plate 10 in the jig mold forming process 200 of the present invention, the binding between the guard plate 10 and the terminal jig mold 20 .

10 : 가드플레이트
11 : 몰드인서트공 11a: 몰드결속턱
12a: 전방몰드결속공 12b: 측면몰드결속공
20 : 단자지그몰드
21 : 핀지지홈 22: 전방결속몰드
30 : 접속단자
31 : 접속핀
40 : 커넥터몰드 41 : 단자플러그부
50 : 하우징셀
110 : 가드플레이트가공과정
120 : 단자가공과정
200 : 지그몰드성형과정
300 : 커넥터몰드성형과정
400 : 하우징셀조립과정10: guard plate
11: mold insert ball 11a: mold clamping jaw
12a: front mold connecting ball 12b: side mold connecting ball
20: Terminal jig mold
21: pin support groove 22: front binding mold
30: Connection terminal
31: Connection pin
40: connector mold 41: terminal plug portion
50: housing cell
110: Guard plate machining process
120: terminal machining process
200: Zigmold molding process
300: Connector mold molding process
400: housing cell assembly process

Claims (4)

휴대단말기용 커넥터 제조방법에 있어서;
사출성형되는 커넥터몰드(40)의 단자플러그부(41)의 하부를 지지하여 내구성을 형성하는 가드플레이트(10)를 절단 및 절곡 가공하는 가드플레이트가공과정(110)과 상기 가드플레이트(10)와 이격되어 커넥터몰드(40)에 인서트되는 접속단자(30)를 절단 절곡 가공하는 단자가공과정(120), 사출금형에 가드플레이트(10)를 안착시킨 후 접속단자(30)의 접속핀(31)을 지지할 수 있게 상부에 핀지지홈(21)을 형성한 단자지그몰드(20)를 사출성형하는 지그몰드성형과정(200), 상기 단자지그몰드(20)가 사출성형된 가드플레이트(10)를 사출성형금형에 안착한 후 상기 단자지그몰드(20)에 접속단자(30)의 접속핀(31)을 거치하고 합성수지를 주입하여 가드플레이트(10)와 접속단자(30)를 결속시키는 커넥터몰드(40)를 사출성형하는 커넥터몰드성형과정(300) 및 상기 커넥터몰드(40)의 외부를 보호하는 하우징셀(50)을 조립하는 하우징셀조립과정(400)으로 이루어진 것을 특징으로 하는 단자코어레스 휴대단말기용 커넥터 제조방법.
A method for manufacturing a connector for a portable terminal, the method comprising:
A guard plate machining process 110 for cutting and bending the guard plate 10 for supporting the lower portion of the terminal plug portion 41 of the connector mold 40 to be injection molded to form durability, A terminal processing step 120 for cutting and bending the connection terminal 30 to be inserted into the connector mold 40 so as to be spaced apart from the connection pin 30 of the connection terminal 30 after the guard plate 10 is mounted on the injection mold, A jig mold forming process 200 for injection-molding a terminal jig mold 20 having a pin support groove 21 formed at an upper portion thereof so as to support the terminal jig mold 20, A connector mold (20) for holding the connection pin (31) of the connection terminal (30) and injecting synthetic resin to bond the guard plate (10) and the connection terminal (30) to the terminal jig mold 40 and a connector mold molding process 300 for molding the connector mold 40 (400) for assembling a housing cell (50) that protects the connector (400).
제 1 항에 있어서;
가드플레이트가공과정(110)에 있어 가드플레이트(10)에 두 개 이상의 절개 형성된 몰드인서트공(11)을 형성되게 하고 두 개의 몰드인서트공(11) 중 하나의 인서트공의 측벽에 몰드결속턱(11a)이 형성되게 이루어진 것을 특징으로 하는 단자코어레스 휴대단말기용 커넥터 제조방법.

The method of claim 1, further comprising:
In the guard plate machining process 110, two or more cut-out mold insert holes 11 are formed in the guard plate 10, and a mold clamping jaw (not shown) is formed on the side wall of one of the two mold insert holes 11 11. The method of claim 1, further comprising:

제 1 항에 있어서;
지그몰드성형과정(200)에 있어 단자지그몰드(20)가 가드플레이트(10)에 3점 결속 성형되게 이루어지되,
상기 가드플레이트(10)에 3점 결속되는 단자지그몰드(20)는 핀지지홈(21)의 길이 방향 전방측에 돌출 형성되어 가드플레이트(10)의 전방 측에 천공형성된 전방몰드구속홀(12a)에 끼움 성형되는 전방결속몰드(22)를 형성하고, 단자지그몰드(20)는 핀지지홈(21)의 일측 측면이 가드플레이트(10)의 측면에 천공형성된 측면몰드구속홀(12b)에 끼움 성형되어져 이루어진 것을 특징으로 하는 단자코어레스 휴대단말기용 커넥터 제조방법.

The method of claim 1, further comprising:
In the jig mold forming process 200, the terminal jig mold 20 is bonded to the guard plate 10 at three points,
The terminal jig mold 20 which is bound to the guard plate 10 at three points is protruded on the front side in the longitudinal direction of the pin support groove 21 and is provided with a front mold restraining hole 12a And the terminal jig mold 20 is formed in a side mold fixing hole 12b in which one side surface of the pin support groove 21 is formed in the side surface of the guard plate 10 Wherein the terminal core-less portable terminal connector is formed by an insert molding.

휴대단말기용 커넥터에 있어서,
평판형으로 이루어지며 몰드인서트공(11)이 형성된 가드플레이트(10)와
상기 가드플레이트(10)에 하부가 인서트 되고 3점 결속되며 상면에 접속핀(31)이 안착되는 핀지지홈(21)을 형성하는 단자지그몰드(20),
상기 가드플레이트(10)와 접속단자(30) 사이에 충진형성되고 접속단자(30)의 후방 측에 몸체를 형성하는 커넥터몰드(40) 및
상기 커넥터몰드(40)를 감싸 결합되는 하우징셀(50)로 구성된 것을 특징으로 하는 단자코어레스 휴대단말기용 커넥터.
A connector for a portable terminal,
A guard plate 10 having a flat plate shape and formed with a mold insert hole 11,
A terminal jig mold 20 forming a pin support groove 21 in which a lower portion is inserted into the guard plate 10 and which is bound at three points and on which a connection pin 31 is seated,
A connector mold 40 which is filled between the guard plate 10 and the connection terminal 30 and forms a body on the rear side of the connection terminal 30,
And a housing cell (50) enclosing the connector mold (40).
KR1020180071965A 2018-06-22 2018-06-22 Method of manufacturing connector for terminal-coreless mobile terminal and its connector KR101999519B1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114131855A (en) * 2021-11-26 2022-03-04 乐清昌德成电子有限公司 Plug forming die
CN114131855B (en) * 2021-11-26 2023-11-14 乐清昌德成电子有限公司 Plug forming die

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