JP2009043590A - Electrical connector and manufacturing method thereof - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To stabilize the transmission characteristics irrespective of the number of cores on an electrical connector by properly preventing disturbance in transmission signals using a simple configuration. <P>SOLUTION: A ground member for connecting many shield cables SCb arranged in a multipole pattern to a ground circuit consists of many separation ground strips 13 that are independently bonded with each of the shield cables SCb. The separation ground strips 13 composing the ground member are independently arranged for each of the shield cables SCb. As a result, ground paths for each of the shield cables SCb are formed in an orderly manner to avoid disturbance in transmission signals. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an electrical connector having a configuration in which a plurality of shield wires arranged in a multipolar shape are connected to a ground circuit via a ground member, and a method of manufacturing the same.

  In general, in various electronic devices or electric devices such as mobile phones, signal wires and shielded wires guided by fine coaxial cables, flexible wiring boards, printed wiring boards, etc. are connected to the printed wiring board side using electrical connectors. (See, for example, Patent Document 1 below). The electrical connector used at that time has a function of transmitting a necessary signal through a signal line and connecting a shield signal for ground through a shield line to a ground circuit through an appropriate ground member. .

  And as a ground member normally used in such an electrical connector, for example, a ground bar 1 made of an elongated plate-like metal member as shown in FIG. 11 is often employed. A ground bar (ground member) 1 shown in FIG. 11 covers the outer periphery of a center conductor (signal line) 2a provided in each of a plurality of thin coaxial cables 2 arranged so as to form a multipolar shape. .. Are placed in contact with the upper surface side of all the outer conductors (shield wires) 2b, 2b,..., And the outer conductors (shield wires) 2b, 2b,. The long ground bar 1 is soldered together.

  However, as described above, in the conventional electrical connector in which the long ground bar 1 is collectively placed in contact with all the external conductors (shield wires) 2b, 2b,. Originally, each of the ground circuit paths that are shortest and independently formed for each of the outer conductors (shield lines) 2b arranged in a multipolar manner, that is, random and so that the ground paths intersect with the adjacent ground paths. It may be formed in a complicated state, resulting in uneven ground characteristics in the longitudinal direction. And because the ground path becomes complicated or the ground characteristics are uneven, the transmission signal is disturbed. For example, the transmission characteristics change depending on the number of cores of the electrical connector. Transmission characteristics may not be obtained.

JP 2005-116447 A

  SUMMARY OF THE INVENTION An object of the present invention is to provide an electrical connector and a method for manufacturing the same that can easily obtain stable transmission characteristics with a simple configuration.

  In order to achieve the above object, according to the present invention, in the electrical connector configured to connect a plurality of shield wires arranged in a multipolar shape to a ground circuit through an appropriate ground member, the plurality of the shield wires are arranged. A pressing member electrically insulated from the ground member is solder-connected to the shield wire, and the pressing member is individually soldered to each of the shield wires. It consists of a presser piece.

  According to the present invention having such a configuration, each shield wire is stably held without being separated by a presser member formed of a separate presser piece soldered to each, and the presser member is configured. Since the separate presser pieces are individually arranged independently, no crossing of the ground paths occurs between the shielded wires arranged in multiple poles. As a result, the transmission signal is not disturbed.

  Moreover, in this invention, it can be set as the structure by which the electrically conductive terminal for ground arrange | positioned so that a multipolar form may be made with respect to each of the said several shield wire, respectively.

  According to the present invention having such a configuration, independent and different ground paths are surely formed by the ground conductive terminals arranged for each shield line.

  Further, in the present invention, the plurality of separation pressing pieces are arranged in series via an appropriate coupling member that is temporarily connected so as to be removable from the separation pressing pieces before being connected to the shield wire. Can be configured.

  According to the present invention having such a configuration, until the connecting member is removed from each of the plurality of separation presser pieces, the plurality of separation presser pieces are handled in an integrated manner. The accuracy of connection will be improved.

  In the present invention, each of the plurality of shield lines can be arranged on the outer peripheral side of the signal line constituting the thin coaxial cable.

  According to the present invention having such a configuration, it is possible to adopt a configuration using a thin coaxial cable in which a plurality of shield wires are arranged on the outer peripheral side of the signal line. Thus, the present invention is preferably applied.

  Further, in the present invention, the ground conductive terminals are arranged so as to form a multipolar shape along one end edge side of the fitting portion to be inserted inside the mating connector, A plurality of signal conductive terminals to which each of the plurality of signal lines is connected may be arranged along the other end edge side so as to form a multipolar shape.

  According to the present invention having such a configuration, the ground circuit from the shield line to the ground conductive terminal is clearly distinguished from the signal circuit from the signal line to the signal conductive terminal, and the shield signal Occurrence of the disturbance of the transmission signal due to is prevented more satisfactorily.

  In the present invention, the ground conductive terminal and the signal conductive terminal may be inserted into an insulating housing.

  According to the present invention having such a configuration, manufacturing and assembling work of the ground conductive terminal and the signal conductive terminal can be performed easily and quickly.

  Further, in the present invention, in the method of manufacturing an electrical connector in which a plurality of shield wires arranged in a multipolar shape are connected to a ground circuit via an appropriate ground member, A presser member composed of a plurality of separate presser pieces arranged so as to form a multipolar shape corresponding to each of the presser members is prepared, and each of the separate presser pieces constituting the presser member is replaced with each of the plurality of presser members. A configuration is adopted in which the pressing member is connected in an electrically insulated state from the ground member by individually soldering to the shield wire.

  According to the present invention having such a configuration, each shield wire is stably held without being separated by a presser member formed of a separate presser piece soldered to each, and the presser member is configured. Since the separate presser pieces are individually arranged independently, no crossing of the ground paths occurs between the shielded wires arranged in multiple poles. As a result, the transmission signal is not disturbed.

  Further, in the present invention, the plurality of separation presser pieces are arranged in series by an appropriate connecting member temporarily connected so as to be removable from the separation presser piece, and the separation presser pieces are integrated via the connection member. It is possible to connect the separation pressing pieces to each of the shield wires by soldering, and then remove the connecting member from each separation pressing piece.

  According to the present invention having such a configuration, the plurality of separation presser pieces are handled simultaneously via the connecting member that supports the plurality of separation presser pieces in series, and each of the plurality of separation presser pieces is connected to each shield wire. By arranging in advance at a position corresponding to the above, the separation presser pieces can be arranged easily and accurately, and the soldering work for each of the separate presser pieces can be stably performed. Yes.

  In the present invention, the connecting member can be removed by bending.

  According to the present invention having such a configuration, the removal of the connecting member that integrally supports the plurality of pressing members can be performed inexpensively and quickly by a simple bending operation without using an apparatus or a jig. Become.

  As described above, according to the present invention, each shield wire is stably held without being separated by the presser member formed of the separate presser pieces individually solder-connected to the shield wires arranged in multiple poles. In addition, by preventing the crossing of the ground paths between the shield wires, the ground paths for each shield wire are formed in an orderly multipolar array so that the transmission signal is not disturbed. The simple configuration can satisfactorily prevent the transmission signal from being disturbed, can stabilize the transmission characteristics regardless of the number of cores of the electrical connector, and can greatly improve the reliability of the electrical connector at low cost.

  Hereinafter, a description will be given in detail of an embodiment in which the present invention is applied to a vertical fitting type electrical connector for connecting a plurality of thin coaxial cables to a printed wiring board side based on the drawings.

[Electric connector assembly]
First, an electrical connector assembly according to the first embodiment of the present invention shown in FIGS. 1 to 4 includes a plug connector 10 to which a terminal portion of a thin coaxial cable SC is connected, and a printed wiring not shown. It constitutes a vertical fitting type connector comprising a receptacle connector 20 mounted on a substrate. That is, the plug connector 10 disposed immediately above the receptacle connector 20 is lowered to the lower side of FIG. 1 substantially orthogonal to the printed wiring board, so that the plug connector 10 is connected to the concave fitting portion of the receptacle connector 20. Ten convex fitting portions are inserted, and the two connectors 10 and 20 are fitted to each other. In the following, the direction in which the plug connector 10 is inserted is defined as the downward direction, and the removal direction opposite to that is defined as the upward direction.

  Further, the terminal portions of the plurality of thin coaxial cables SC arranged in parallel so as to form a multipolar shape on one side (front side in FIG. 1) of both end edges on the long side of the plug connector 10 described above. Are connected. In the following description, the end edge portion on the side where the terminal portion of the thin coaxial cable SC is connected is referred to as “rear end edge portion”, and the other end edge portion on the opposite side is referred to as “front end edge portion”. To do. Similarly, each end edge portion of the receptacle connector 20 corresponding to the rear end edge portion and the front end edge portion of the plug connector 10 will be referred to as a rear end edge portion and a front end edge portion. Furthermore, the respective directions toward the rear edge and the front edge are referred to as “rear” and “front”.

  In the end portion of the thin coaxial cable SC, the outer peripheral covering material is peeled off, so that the cable center conductor (signal line) SCa and the cable outer conductor (shield line) SCb are exposed so as to be coaxial. Yes. Then, the cable center conductor SCa arranged along the center axis of the thin coaxial cable SC is connected to each of the signal conductive terminals (signal contacts) described later, thereby forming a signal circuit. A cable external conductor SCb arranged so as to surround the outer peripheral side of the cable center conductor SCa is connected to a ground member described later to constitute a ground circuit.

[About plug connectors]
Here, the above-described plug connector 10 includes an elongated plate-like insulating housing 11 extending along the direction of the multipolar arrangement (hereinafter referred to as the longitudinal direction) of the thin coaxial cable SC, and particularly FIG. As shown in FIG. 1, the insulating housing 11 is provided with a fitting convex portion 11a extending in the longitudinal direction so as to protrude downward. The fitting convex portion 11a of the plug connector 10 is configured to be inserted toward the inner side of the receptacle connector 20 as a mating counterpart, and both ends in the front-rear direction of the fitting convex portion 11a. A plurality of signal conductive terminals (signal contacts) 12 and a ground conductive terminal (shield) along each end face on the front side (right side in FIG. 4) and rear side (left side in FIG. 4) corresponding to the side. Contacts) 13 are attached in a row.

  The conductive terminal for signal (signal contact) 12 and the conductive terminal for ground (shield contact) 13 are formed so as to have a substantially inverted L shape in a side view of FIG. For example, it is arranged so as to form a multipolar shape at an appropriate pitch interval along the longitudinal direction by being embedded by insert molding. In the signal conductive terminal 12 and the ground conductive terminal 13, the cable center conductor (signal line) SCa of the fine coaxial cable SC and the outside of the cable with respect to the illustrated upper edge portion extending substantially horizontally. Each of the conductors (shield wires) SCb is set so as to be placed from above, and each is soldered together along the longitudinal direction, which is the direction of the multipolar arrangement.

  Among them, the ground conductive terminal (shield contact) 13 is used as a ground member constituting a ground circuit in the present embodiment, and as described above, each cable external conductor (shield wire) SCb of the thin coaxial cable SC. Each of them is individually joined by soldering. A ground circuit separated for each cable outer conductor (shield wire) SCb is formed via the ground conductive terminals 13.

  In addition, a portion of the signal conductive terminal (signal contact) 12 and the ground conductive terminal (shield contact) 13 provided so as to extend downward toward the lower side of the figure is a mating counterpart connector described later. Signal contact portions that contact the signal conductive terminal (signal contact) 22 and the ground conductive terminal (shield contact) 23 of the receptacle connector 20 are respectively formed.

  As described above, the ground conductive terminal (shield contact) 13 is soldered to the lower surface side of the cable outer conductor (shield wire) SCb in the thin coaxial cable SC, but on the upper surface side of the cable outer conductor SCb, The presser members 14 formed of small metal members are respectively set so as to be placed from above, and each presser member 14 is individually soldered to each of the cable outer conductors SCb. It is joined. Since the structure relating to the pressing member 14 is a main part of the present invention, it will be described in detail later.

  A conductive shell 15 for shielding is mounted on the upper surface in the figure of the insulating housing 11 constituting the plug connector 10 so as to cover almost the entire surface so as to constitute a part of the ground circuit. Has been. The conductive shell 15 is formed from a thin plate-like metal member extending along the longitudinal direction. When the plug connector 10 is fitted to the mating receptacle connector 20, the conductive shell 15 is connected to the plug connector 10 side. The conductive shell 15 is brought into contact with conductive shells 25 and 26 on the receptacle connector 20 side described later.

  Further, the conductive shell 15 is formed so that the inner surface side (the lower surface side in FIG. 4) of the rear end portion disposed so as to cover the pressing member 14 described above is thin, and the thin portion Thus, a recess 15a is formed. Since the concave portion 15a is formed, the conductive shell 15 is in a non-contact state with the pressing member 14, and thereby, the pressing member 14 with respect to the conductive shell 15 as the ground member. Is in an electrically insulated state.

[Receptacle connector]
On the other hand, the receptacle connector 20 is also provided with an elongated plate-like insulating housing 21 extending along the multipolar arrangement direction (longitudinal direction) of the above-described thin coaxial cable SC. A fitting convex portion 11a of the mating mating plug connector 10 is inserted from above into a fitting concave portion 21a provided so as to extend along the longitudinal direction. A plurality of signal conductive terminals (signal contacts) 22 are provided on both sides of the fitting recess 21a in the front-rear direction, that is, on the front side (right side in FIG. 4) and rear side (left side in FIG. 4). The ground conductive terminals (shield contacts) 23 are attached in a row.

  The signal conductive terminals (signal contacts) 22 and the ground conductive terminals (shield contacts) 23 are formed in a substantially horizontal S shape in a side view of FIG. For example, it is arranged so as to form a multipolar shape at an appropriate pitch interval along the longitudinal direction by being embedded by insert molding. In the signal conductive terminal 22 and the ground conductive terminal 23, the signal conductive terminal of the plug connector 10 as the mating connector described above (on the inner end side portion in the front-rear direction (left-right direction in FIG. 4)) ( Signal contact portions that contact the signal contact) 12 and the ground conductive terminal (shield contact) 13 are formed.

  In addition, a solder connecting portion 22a extending substantially horizontally is provided on the outer end side portion in the front-rear direction (left-right direction in FIG. 4) of the signal conductive terminal (signal contact) 22 and the ground conductive terminal (shield contact) 23. , 23a are formed so as to extend outward. These solder connection portions 22a and 23a are soldered in a state where they are placed on the land portions of conductive paths formed on a printed wiring board (not shown), thereby forming a signal circuit and a ground circuit, respectively. At the same time, the entire receptacle connector 20 is held.

  Further, conductive shells 25 and 26 for shielding are respectively attached to both front and rear edge portions of the insulating housing 21 in the receptacle connector 20 so as to form a part of the ground circuit. These conductive shells 25 and 26 are formed of a bent metal member extending along the longitudinal direction, and when the above-mentioned mating plug connector 10 is fitted, the plug connector 10 side. The conductive shell 15 is fitted in contact with the conductive shells 25 and 26 of the receptacle connector 20.

  In addition, hold downs 25a and 26a projecting outward in the front-rear direction are formed at both ends in the longitudinal direction of the conductive shells 25 and 26, respectively. A ground circuit is formed by being soldered in a state of being placed on a land portion of a conductive path formed on a printed wiring board (not shown) so that the entire receptacle connector 20 is held. It has become.

[Pressing member for plug connector]
As described above, on the upper surface side of the cable outer conductor (shield wire) SCb constituting the outer peripheral portion of the thin coaxial cable SC, the pressing members 14 formed by the separation pressing pieces made of small piece metal members are respectively placed. ing. As shown in FIG. 5 in particular, each pressing member 14 composed of these separation pressing pieces is formed to have a thin plate rectangular shape having a length and a width dimension corresponding to each cable outer conductor SCb. Has been. .. Are joined to each of the cable outer conductors SCb, SCb,... On the upper surface side of the cable outer conductors SCb, SCb,.

  Further, as described above, each pressing member 14 composed of these separate pressing pieces is brought into a non-contact state with the conductive shell 15 via the concave portion 15a of the conductive shell 15 constituting a part of the ground circuit. The presser members 14 made of these separate presser pieces are electrically insulated from the conductive shell 15 as a ground member.

  In addition, the shape of each pressing member 14 at this time is not limited to the flat plate shape described above, and may be a curved shape along the outer surface of the cable outer conductor SCb. The presser members 14 having such a shape are joined to the cable outer conductor SCb by, for example, soldering. The soldering operation at that time is collectively performed for all the presser members 14. It can be carried out.

  The holding members 14 composed of a plurality of separation pressing pieces to be joined by such soldering are previously arranged at intervals corresponding to the multipolar arrangement pitch of the cable outer conductors SCb. That is, in the stage before each presser member 14 composed of these separate presser pieces is soldered, all the presser members 14, 14,... Are particularly shown in FIGS. Temporarily connected so as to be integrated and integrated through a carrier working plate 14a as a connecting member.

  More specifically, the carrier working plate 14a is formed from an elongated plate-like member of an appropriate size that can be gripped by an operator, and one end edge (see FIGS. 6 and 8) of the carrier working plate 14a. A plurality of temporary connection pieces 14b, 14b,... Arranged at intervals corresponding to the multipolar arrangement pitch of the thin wire coaxial cable SC are provided on the lower end edge). Each of these temporary connection pieces 14b is formed of a narrow plate-like member extending so as to be bent at a substantially right angle from one end edge (the lower end edge in FIGS. 6 and 8) of the carrier working plate 14a. The pressing members 14 are connected to the extended end portions of the temporary connection pieces 14b at intervals corresponding to the multipolar arrangement pitch of the thin coaxial cables SC described above.

  At this time, notches 14c that are cut and formed so as to have a substantially V-shaped cross section are formed in the extended end portions of the temporary connection pieces 14b, that is, the portions to which the pressing members 14 are respectively connected. ing. Then, the temporary connection piece 14b is thinned as much as the notch 14c is formed, so that the presser member 14 is detachably provisionally connected to the temporary connection piece 14b. Yes. That is, when the bending operation is repeated to some extent on the formation portion of the notch 14c, the pressing member 14 is cut from the temporary connection piece 14b described above, whereby the carrier work plate 14a described above is temporarily connected. It can be easily removed from the pressing member 14 together with the connecting piece 14b.

  With respect to the plug connector 10 having such a configuration, a process of connecting the plurality of pressing members 14 described above to each of the cable outer conductors SCb of the thin coaxial cable SC will be described next.

  First, as shown in FIG. 7, the thin coaxial cable SC is placed on the insulating housing 11 of the plug connector 10 so as to form a multipolar array, and the cable center conductor (signal Line) SCa and cable external conductor (shield wire) SCb are mounted on the upper side of signal conductive terminal (signal contact) 12 and ground conductive terminal (shield contact) 13, respectively. Soldering is performed.

  Next, the carrier work plate 14a temporarily connected to the presser members 14, 14,... Made of a plurality of separate presser pieces is grasped and operated by the assembly operator, as shown in FIG. The pressing members 14, 14,... Are set so as to be placed on the upper surface side of the cable outer conductors SCb, SCb,. The operation of setting the presser member 14 in this way is performed collectively by gripping the relatively large carrier work plate 14a, and each presser member 14 is arranged with high accuracy in advance. The set operation of 14 is performed easily and with high accuracy.

  Then, after each pressing member 14 is set on the cable outer conductor SCb as described above, the soldering operation for all the pressing members 14 is performed in a lump.

  Furthermore, after each presser member 14 composed of the separate presser pieces is completely fixed by such soldering work, the carrier work plate 14a is gripped again by the operator, and the bending operation is repeated several times in the front-rear direction. (See the arrow in FIG. 6). As a result, the temporary connection piece 14b connecting the carrier working plate 14a and the holding member 14 is cut at the notch 14c, and the temporary connecting piece 14b and the carrier working plate 14a are removed from the holding member 14, as shown in FIG. The indicated state is made.

  Finally, the conductive shell 15 is attached so as to cover the insulating housing 11, and the plug connector 10 having the above-described configuration is completed.

  As described above, in the present embodiment, each cable outer conductor SCb constituting the shield wire is individually and stably held by each presser member 14 formed of a separate presser piece soldered to each cable conductor. Therefore, the cable outer conductor SCb is favorably prevented from breaking.

  In addition, since the separate presser pieces constituting each of the presser members 14 are individually arranged for each cable outer conductor SCb constituting the shield wire, as a shield wire arranged in multiple poles The crossing of the ground paths between the cable outer conductors SCb no longer occurs, and the ground paths for each cable outer conductor SCb are formed in an orderly multipolar array, thereby causing a disturbance in the transmission signal. Nothing will happen.

  Further, in the present embodiment, the pressing members 14, 14,... Made up of a plurality of separation pressing pieces are removed until the carrier work plate 14 a as the connecting member is removed from the separation pressing pieces constituting each pressing member 14. It will be handled integrally through the carrier work plate 14a. Therefore, by arranging each of the plurality of presser members 14, 14,... In a position corresponding to each cable outer conductor SCb with high accuracy in advance, the operation of arranging the presser members 14 can be performed easily and accurately. At the same time, the soldering operation of each pressing member 14 is stably performed. As a result, workability and connection accuracy with respect to the pressing member 14 are improved.

  At this time, the work of removing the carrier work plate 14a as a connecting member that integrally supports the presser member 14 composed of a plurality of separation presser pieces is inexpensive and quick by a simple bending work without using an apparatus or a jig. To be done.

  On the other hand, a thin coaxial cable called TWINCOAX CABLE is connected to the plug connector 31 according to the second embodiment shown in FIG. 10, and the fine coaxial cable SC arranged so as to form a multipolar shape. For each of the two cables, two cable center conductors (signal lines) SCa are arranged, and the outer peripheral portion of the two cable center conductors SCa is formed by one cable outer conductor (shield wire) SCb. It is made in a covered configuration.

  And also with respect to the thin coaxial cable having such a configuration, as in the first embodiment described above, a separation presser made of a small piece metal member is provided for each cable outer conductor (shield wire) SCb. The presser members 34 formed by the pieces are individually joined independently, and two cable center conductors (signal lines) SCa are arranged for each presser member 34 composed of the separate presser pieces. Has been made. In the second embodiment as described above, substantially the same operations and effects as those in the first embodiment described above can be obtained.

  As mentioned above, although the invention made by the present inventor has been specifically described based on the embodiment, the present embodiment is not limited to the above-described embodiment, and various modifications can be made without departing from the scope of the invention. Needless to say.

  For example, although the embodiment described above applies the present invention to a vertical fitting type electrical connector, it can be similarly applied to a horizontal fitting type electrical connector.

  Further, the present invention is not limited to the connector for the fine coaxial cable as in each of the above-described embodiments, and an electric connector of a type in which a plurality of fine coaxial cables and insulating cables are mixed, a flexible wiring board, and the like are connected. The same can be applied to an electrical connector or the like.

  As described above, the present embodiment can be widely applied to a wide variety of electrical connectors used in various electrical devices.

It is an external appearance perspective explanatory view from the back side showing the state which is going to fit the plug connector concerning 1st Embodiment of this embodiment, and a receptacle connector. FIG. 2 is an external perspective explanatory view from the rear side showing a state after the plug connector and the receptacle connector according to the first embodiment of the present embodiment shown in FIG. 1 are fitted. FIG. 3 is an external perspective explanatory view from the rear side showing a cross-sectional shape in a fitted state between the plug connector and the receptacle connector shown in FIG. 2. FIG. 3 is a cross-sectional explanatory diagram in a fitted state between the plug connector and the receptacle connector shown in FIG. 2. FIG. 10 is an external perspective explanatory view corresponding to a portion B in FIG. 9, showing an enlarged view of a state in which a pressing member is connected to a cable outer conductor (shield wire) of a thin coaxial cable by soldering. It is an external appearance perspective explanatory view corresponding to the A section in Drawing 8 which expanded and expressed the state immediately after setting a pressing member on the cable outside conductor (shield wire) of a thin line coaxial cable. It is an external perspective view explanatory drawing from the back side showing the state which set the thin-wire coaxial cable on the insulating housing of a plug connector. It is an external appearance perspective explanatory view from the back side showing the state immediately after setting a pressing member on the cable outer conductor (shield wire) in the plug connector shown in FIG. FIG. 9 is an external perspective explanatory view from the rear side showing a state in which a carrier working plate as a connecting member is removed from the pressing member in the plug connector shown in FIG. 8. FIG. 6 is an external perspective explanatory view corresponding to FIG. 5 in a second embodiment of the present invention. It is an appearance perspective explanatory view expanding and showing composition of a ground member in a general electric connector.

Explanation of symbols

10 Plug Connector 11 Insulating Housing 11a Fitting Protrusion 12 Signal Conductive Terminal (Signal Contact)
13 Conductive terminal for ground (shield contact; separation ground piece of ground member)
14 Pressing member 14a Carrier work plate (connection member)
14b Temporary connection piece 14c Notch 15 Conductive shell 15a Recess 20 Receptacle connector 21 Insulating housing 21a Fitting recess 22 Signal conductive terminal (signal contact)
23 Conductive terminal for ground (shield contact)
22a, 23a Solder connection portion 25, 26 Conductive shell 25a, 26a Hold down SC Fine coaxial cable SCa Cable center conductor (signal line)
SCb Cable outer conductor (shielded wire)
31 Plug connector 34 Presser member

Claims (10)

In an electrical connector configured to connect a plurality of shield wires arranged to form a multipolar shape to a ground circuit via an appropriate ground member,
The pressing member electrically insulated from the ground member is solder-connected to the plurality of shield wires,
The electrical connector according to claim 1, wherein the presser member is composed of a plurality of separate presser pieces that are individually soldered to the shield wires.   An electrical connector characterized in that a ground conductive terminal arrayed in a multipolar shape is connected to each of the plurality of shield wires.   The plurality of separation pressing pieces are arranged in series via an appropriate connecting member that is temporarily connected so as to be removable from each separation pressing piece before being connected to the shield wire. The electrical connector according to claim 1.   2. The electrical connector according to claim 1, wherein each of the plurality of shield wires is arranged on an outer peripheral side of a signal wire constituting the fine coaxial cable. The ground conductive terminals are arranged so as to form a multipolar shape along one end edge side of the fitting portion inserted into the inner side of the mating connector,
3. A plurality of signal conductive terminals to which each of a plurality of signal lines is connected are arranged in a multipolar shape along the other end edge side of the fitting portion. Electrical connector.   The electrical connector according to claim 5, wherein the ground conductive terminal and the signal conductive terminal are insert-formed in an insulating housing. In the method of manufacturing an electrical connector in which a plurality of shield wires arranged to form a multipolar shape are connected to a ground circuit via an appropriate ground member.
Preparing a presser member composed of a plurality of separate presser pieces arranged so as to form a multipolar shape corresponding to each of the shield wires;
Each of the separate presser pieces constituting the presser member is individually solder-connected to the plurality of shield wires so that the presser member is electrically insulated from the ground member. A method for manufacturing an electrical connector, characterized in that   8. The method of manufacturing an electrical connector according to claim 7, wherein a plurality of ground conductive terminals arranged in a multipolar shape are connected to each of the plurality of shield wires. The plurality of separation presser pieces are arranged in series by an appropriate connecting member temporarily connected removably from the separation presser piece,
The separation presser piece is connected to each of the shield wires by soldering by integrally handling the separation presser piece via the connecting member, respectively.
8. The method of manufacturing an electrical connector according to claim 7, wherein after that, the connecting member is removed from each of the separation pressing pieces.   The method of manufacturing an electrical connector according to claim 9, wherein the connecting member is removed by bending.

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