JP3453631B2 - Connector and its manufacturing and mounting method - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector and a method for manufacturing and mounting the same, and more particularly to a connector for electrically connecting a plurality of electrodes on a surface of a first board and a plurality of electrodes on a second board and a method for manufacturing the same. Belongs to the implementation method.

[0002]

2. Description of the Related Art A typical conventional example of a conventional connector for electrically connecting a plurality of electrodes arranged on a surface of a first substrate and a plurality of electrodes arranged on a second substrate. As shown in FIG. This example is a printed circuit board 100 in which a plurality of pattern electrodes 120x are formed on the surface of a substrate 110x.
This is a general connector 80 when electrically connecting a plurality of pattern electrodes 120x of x and a plurality of pattern electrodes of a printed circuit board 200x in which a plurality of pattern electrodes (not shown) are formed on a substrate 210x.

The connector 80 is a printed circuit board 100.
x, the plurality of contacts 10x for corresponding connection with the plurality of pattern electrodes 120x, and the plurality of contacts 1
While supporting and fixing 0x, a plurality of pattern electrode forming portions of the printed circuit board 200x are inserted and held, and an insulator 70 that makes the plurality of contacts and the plurality of contacts 10x correspond to each other is configured. Solder connection of the plurality of contacts 10x to the plurality of pattern electrodes 120x of the printed circuit board 100x (50x).
Then, electrical connection between the printed circuit boards 100x and 200x becomes possible.

When the connector 80 having such a structure is mounted and mounted on the printed circuit board 100x in the same manner as other surface mount type electronic components, or when the number of connectors 80 increases, the connector 80 is printed. The mounting on the board 100x is also performed by using the automatic component mounting apparatus. Therefore, the connector 80 has the flat surface portion 71 capable of being sucked by the suction nozzle of the automatic component mounting apparatus.
0 is provided on the upper surface.

The plurality of contacts 1 of the connector 80
0x, a plurality of pattern electrodes 1 on the printed circuit board 100x
The soldering connection to 20x can be performed using the soldering connection technique of surface mount type electronic components. Also,
The connector 80 can be manufactured by manufacturing the plurality of contacts 10x from a metal plate or the like and then arranging and fixing the plurality of contacts 10x in the insulator 70 when the insulator 70 is molded.

[0006]

In the above-described conventional connector 80 and the manufacturing / mounting method thereof, the connector 80 is provided with the plurality of contacts 10x and the flat portion 71 on the upper surface, and the plurality of contacts 10x are arranged. , And the insulator 70 to be fixed. The manufacturing / mounting method is such that after the plurality of contacts 10x are manufactured from a metal plate or the like, these contacts 10x are formed inside when the insulator 70 is molded. The connector 80 is manufactured by arranging and fixing to the printed circuit board 100x, and the flat portion 71 of the insulator 70 of the connector 80 is sucked by the suction nozzle of the automatic component mounting apparatus and mounted on the printed circuit board 100x. 120x and a plurality of contacts 10x of the connector 80 are connected by soldering. Since it is, the connector 80 is arranged fixing a plurality of contacts 10x insulator 70
Therefore, there is a problem in that the size is increased, there are many manufacturing processes, and the cost of members increases, resulting in high cost. In addition, a plurality of contacts 10x are formed by an insulator or the like by molding. Since they are arranged and fixed in 70, when the number of contacts changes, it is necessary to change the mold for forming the mold each time, and there is a problem that it is difficult to cope with the case where the number of contacts is different.

In view of the above-mentioned problems of the prior art, an object of the present invention is that the size can be reduced, at the same time the cost can be reduced by automatic mounting on the substrate, and the number of contacts can be reduced. It is an object of the present invention to provide a connector and a manufacturing / mounting method thereof that can easily handle different cases.

[0008]

The connector of the present invention electrically connects a plurality of electrodes arrayed and formed on the surface of a first substrate and a plurality of electrodes arrayed and formed on a second substrate. In order to achieve the above object, the connector has the following respective configurations. (A) Each of them is connected to an electrode on the surface of the first substrate by an elastic conductive plate material, and is connected to one end of this connection part and extends to a position above a predetermined length. And a contact portion that is connected to the tip portion of the spring portion and has a tip that extends toward a predetermined relative position with respect to the connection portion and is elastically displaced and that contacts the electrode of the second substrate. And at the other end of the connection
The second substrate is connected to the second substrate and protrudes upward.
When the electrodes of contact with each other within a predetermined contact pressure range
Has a gap between its tip and the second substrate.
When a force exceeding the contact pressure range is applied, the second
Substrates come into contact with each other, and the first substrate and the second substrate
So that the space between them does not become smaller than the preset dimension
And a plurality of contacts formed with a stopper (b). The connection portions of the plurality of contacts are soldered to the plurality of electrodes on the surface of the first substrate, and the plurality of contacts are connected. Arranged on the first substrate,
Fixing contact connection / arrangement fixing means (c) The first substrate and the contact portion of each of the plurality of contacts and the electrode of the second substrate are brought into contact with each other within the predetermined contact pressure range. Pressure contact holding means for holding the second substrate

[0009]

The connector manufacturing / mounting method of the present invention is the connector manufacturing / mounting method, and is characterized by including the following steps. (A) A plurality of contacts formed by processing one elastic conductive plate material in accordance with the arrangement of the plurality of electrodes on the surface of the first substrate, and the plurality of contacts at the respective connection portions. A suction device including a connecting and suction mounting member that is connected to each other at a connecting portion connected to the stopper forming portion and extends in the arrangement direction of the plurality of contacts, and has a flat surface on the upper surface thereof that can be sucked by a suction nozzle of an automatic component mounting apparatus. Connecting contact manufacturing step for manufacturing a connecting contact with a mounting member (b) The connecting contact with a suction mounting member is conveyed by adsorbing the upper surface of the connecting suction mounting member to a suction nozzle of an automatic component mounting apparatus, Connection for arranging and mounting connection parts of the plurality of contacts of the suction-mounting member-attached connection contact on the plurality of electrodes on the surface of the first substrate. Ntakuto disposed mounting step (c) said first plurality of electrodes and a plurality of contacts and the soldering connection to the first base a plurality of contacts of the member-provided connecting contacts for the adsorption loading of the substrate surface
Soldering connection step for fixing to plate (d) After the soldering connection step, for the adsorption mounting in which the connection adsorption mounting member of the connection contact with the adsorption mounting member is bent and separated at the connecting portion with the plurality of contacts Part cutting process

Further, the connection contact with the suction mounting member is formed by cutting one connection connector from the multi-connection contact with the suction mounting member formed by connecting a plurality of contacts for a plurality of connectors. It is characterized by being a thing.

[0012] The connecting contact fabrication member-provided connecting contacts for the adsorption mounted in step, the consolidated adsorption member, to couple together the plurality of contacts at the connecting portion connected to the distal end of the plurality of contacts each stopper It is characterized by the structure.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION One embodiment of a connector of the present invention is that a plurality of electrodes arranged on a surface of a first substrate and a plurality of electrodes arranged on a second substrate are electrically connected. Connectors that are connected to each other by an elastic conductive plate member, and are connected to one end of the connection part and extend at one end of the connection part, and are predetermined. Of the second substrate, the spring portion being folded back upward at a certain length, the tip of which extends to a predetermined relative position with respect to the connection portion and is elastically displaced, and the tip portion of the spring portion. a contact portion contacting the electrodes, above
Connect to the other end of the connecting part and project upward,
The contact pressure of the electrode of the second substrate is predetermined on the touch portion.
When contacting within the range, between the tip and the second substrate
If a force is applied that exceeds the above contact pressure range,
The second substrate hits the tip of the first substrate,
Dimension where the distance between the plate and the second substrate is preset
A plurality of contacts formed by including stoppers that prevent the contacts from becoming narrower and connecting portions of the plurality of contacts are provided on the plurality of electrodes on the surface of the first substrate.
The contact connection / arrangement fixing means for arranging and fixing the plurality of contacts on the first board by soldering- compatible connection, the contact portion of each of the plurality of contacts and the electrode of the second board are provided in advance. The pressure contact holding means for holding the first substrate and the second substrate so as to contact each other within a predetermined contact pressure range.

[0014]

With such a structure and structure,
Since the first substrate itself serves as an array of a plurality of contacts and a holding and fixing member, the conventional insulator is not necessary, and the connector can be downsized and the cost can be reduced.

In addition, a method for manufacturing and mounting this connector will be described.
A plurality of contacts formed by processing one elastic conductive plate material in accordance with the arrangement of a plurality of electrodes on the surface of the first substrate, and a stopper forming portion of each of these contacts. A suction mounting member including a connecting suction mounting member that is connected to each other at a connecting portion that extends in the arrangement direction of the plurality of contacts, and has a flat surface on the upper surface of which a flat surface that can be sucked by a suction nozzle of an automatic component mounting apparatus. And a step of manufacturing the connecting contact with the suction mounting member, wherein the upper surface of the connecting suction mounting member is sucked by the suction nozzle of the automatic component mounting apparatus and conveyed, A connection contact for arranging and mounting the connection parts of the respective contacts of the connection contact with the adsorption mounting member on a plurality of electrodes on the surface in alignment with each other. These double and arranged mounting process, and a plurality of contacts of the first connection contact with the plurality of electrodes and the suction mounting member of the substrate surface is soldered connection
A soldering connection step of fixing a number of contacts to the first substrate, and thereafter bending the connection suction mounting member of the connection contact with the suction mounting member at the connection portion with the plurality of contacts. By adopting a method including a step of cutting off the suction mounting member, it is possible and easy to mount and mount a plurality of contacts on the first substrate by an automatic component device without an insulator as in the conventional example. In addition, other steps including these are simple and easy, which leads to cost reduction.

Further, the connecting contact with the suction mounting member may be obtained by cutting one connector from a large number of connecting contacts with the suction mounting member formed by connecting a plurality of contacts for a plurality of connectors. By doing so, it is possible to easily deal with the case where the number of contacts changes.

[0018] The connecting contacts adsorption mounting member with connection contacts in the manufacturing process, the consolidated adsorption member, to couple together the plurality of contacts at the connecting portion connected to the distal end of the plurality of contacts each stopper With this structure, the arrangement interval of the plurality of contacts can be narrowed, and the pitch can be further narrowed and the size can be reduced.

[0019]

Embodiments of the present invention will now be described with reference to the drawings. 1 (a) to 1 (c) are perspective views showing an embodiment of a connector of the present invention and a state before the electrode is brought into contact with the contact portion of the contact and when the electrode is pushed by a stronger force. It is a side view shown.

In the connector of this embodiment, a plurality of pattern electrodes 120 are arranged and formed on the surface of the substrate 110 (first
A plurality of patterned electrodes 120 of the printed circuit board 100.
And a plurality of pattern electrodes 220 arranged on the surface of the substrate 210 and electrically connected to the plurality of pattern electrodes 220 of the (second) printed circuit board 200. The plurality of contacts 10 are connected to the plurality of pattern electrodes 120 of the printed circuit board 100.
The soldering part 50 of the contact connecting / arranging and fixing means for connecting and arranging and fixing to the printed circuit board 100, and the contact parts (13) of the plurality of contacts 10 and the printed circuit board 200, which are not shown in FIG. Multiple pattern electrodes 2
20 has a structure and a structure having a pressure contact holding means for holding the printed circuit board 100 and the printed circuit board 200 so as to make contact with each other within a predetermined contact pressure range. The details of are as follows.

That is, the contact 10 is connected to one end of the connection portion 11 and the connection portion 11 to be soldered to the pattern electrode of the printed circuit board 100 by an elastic conductive plate material such as a metal plate, and extends. A spring portion 12 which is folded back upward at a predetermined length and whose tip extends to a predetermined relative position with respect to the connecting portion 11 and is elastically displaced, and a print connected to the tip portion of the spring portion 12. The contact portion 13 for contacting the pattern electrode of the substrate 200 and the other end of the connecting portion 11 are connected to the contact portion 13 and protrude upward, and the pattern electrode 220 of the printed circuit board 200 is contacted with the contact portion 13 within a predetermined appropriate contact pressure range. When a contact is made, a gap is created between the tip and the printed circuit board 200, and when a force (F) exceeding the appropriate contact pressure range is applied, the result becomes as shown in FIG. 1 (c). PCB at its tip Suyo 2
00 and the printed circuit board 100 and the printed circuit board 200 are prevented from becoming narrower than a preset size by connecting with 00 and the other end of the connecting portion 11 and are connected to each other. And a connecting portion 15 for connecting the contact 10 of FIG.

In the connector of this embodiment, the contacts 10 are connected to the pattern electrodes 1 of the printed circuit board 100.
By soldering to 20 (soldering portion 50 in FIG. 1), the plurality of contacts 10 are arranged, held and fixed (corresponding to the insulator 70 before connection to the printed board 100x in the conventional example), and At the same time, the printed circuit board 100 is also fixed in that state (the state after connection to the printed circuit board 100x in the conventional example). That is, the portion corresponding to the insulator 70 of the conventional example is the printed circuit board 100 itself, and as in the conventional example,
Arrange multiple contacts once (in insulator),
It is not necessary to have a two-stage configuration of connecting and fixing to the printed circuit board after holding and fixing, and a one-stage configuration of directly connecting and fixing a plurality of contacts 10 to the printed circuit board 100 is sufficient. No special members or intermediate work steps are required.

Therefore, the cost of the entire connector can be reduced, and the entire connector can be downsized.

Further, in the connector of this embodiment, the contact portion 13 of the contact 10 and the pattern electrode 220 of the printed circuit board 200 are kept within an appropriate contact pressure range by the pressure contact holding means not shown in FIG. To make contact
The printed circuit board 100 and the printed circuit board 200 are held, but when an unexpected force (F) is applied and the printed circuit board 200 is pushed in, the printed circuit board 200 is pressed.
Since it does not hit the stopper 14 of the contact 10 and is pushed further than that, it is possible to prevent the contact or the like from being damaged.

Next, an embodiment of the method for manufacturing and mounting the connector of the present invention will be described with reference to FIGS.
A description will be given with reference to (a) and (b). This embodiment is a method for manufacturing and mounting the above-described connector, in which an elastic conductive plate material such as a single metal plate is arranged according to the arrangement of the pattern electrodes 120 of the printed circuit board 100 by pressing, bending, or the like. The formed plurality of contacts 10 and the plurality of contacts 10 are connected to the respective connection portions 1
The connecting portions 15 that are connected to one end portion of the stopper 14 and extend from both sides of the stopper 14 are connected to each other by the connecting portions 21 and extend in the arrangement direction of the plurality of contacts 10, and the upper surface thereof can be sucked by the suction nozzle of the automatic component mounting apparatus. A connecting contact manufacturing step of manufacturing a connecting contact 30 with a suction mounting member including a connecting suction mounting member 20 having a flat surface portion 22 with a carrier 40 (see FIG. 2), and then separating the carrier 40. , Connection contact with suction mounting member 30
Of the connection contact 30 with the suction mounting member on the plurality of pattern electrodes of the printed circuit board 100 by adsorbing the flat portion of the connection suction mounting member 20 to the suction nozzle of the automatic component mounting apparatus. 10. A connecting contact arrangement mounting step of aligning and mounting the respective connecting portions 11 and mounting (FIG. 3A), a plurality of pattern electrodes 120 of the printed circuit board 100 and a plurality of connecting contacts 30 with a suction mounting member. A soldering connection step of connecting the contact 10 to the contact 10 by a reflow soldering process or the like, and then a connecting portion of the connecting suction mounting member 20 of the connecting contact 30 with the suction mounting member to the plurality of contacts 10. It is configured to include a suction mounting member cutting step of bending at 21 and separating at that portion (FIG. 3B).

In this way, the portion shown in FIG. 1A where the plurality of contacts 10 are soldered to the plurality of pattern electrodes 120 of the printed circuit board 100 is completed. After that, the printed circuit board 1 is pressed by the pressure contact holding means described above.
00 and the printed circuit board 200 may be held.

By adopting such a manufacturing / mounting method, it becomes possible and easy to mount the plurality of contacts 10 on the printed circuit board 100 by the automatic component mounting apparatus without the insulator 70 of the conventional example. Since other steps such as mounting are simple and easy, the cost of the entire connector can be reduced.

In this embodiment, the suction-mounting member-equipped connecting contact 30 is formed by connecting a large number of contacts 10 for a plurality of connectors, and the suction-mounting member-equipped connecting contact 30 is manufactured in advance. However, if one connector is separated from the connector, it is possible to easily cope with a connector having a different number of contacts and a change in the number of contacts.

FIGS. 4 (a) and 4 (b) are side views of another embodiment of the connector manufacturing / mounting method of the present invention when viewed from each direction of the connecting contact with the suction mounting member in the connecting contact manufacturing process, 5A and 5B are a perspective view and a plan view after the suction mounting member cutting process. In the above-described embodiment, the connecting portions 15 and 21 are provided on both sides of the stopper 14, and the width in the arrangement direction of the contacts 10 is widened by that much, and the contact arrangement interval is widened. However, in this embodiment, Connection suction mounting member 20
The connecting portion 21a of "a" is directly connected to the tip of the stopper 14a of the contact 10a to connect the plurality of contacts 10a.

Therefore, a space for connection is not required, and the width of the contacts 10a in the arrangement direction can be made narrower than that in the above-described embodiment. As shown in FIG. 5, the arrangement pitch p can be made narrower. You can That is, the pitch can be further reduced and the size can be further reduced.

[0031]

As described above, in the connector of the present invention, when a force exceeding the specified contact pressure range is applied to the contact portion, the tip of the connector contacts the second substrate and the contact portion or the like is removed. A plurality of contacts having stoppers for protection are directly connected and fixed to a plurality of electrodes of the first substrate,
The first substrate and the second substrate so that the plurality of electrodes of the first substrate and the contact portions of the plurality of contacts come into contact with each other within a specified contact pressure range.
The structure and structure for holding the substrate of
Since the substrate itself becomes the arrangement of a plurality of contacts and the holding and fixing member, the insulator of the conventional example is not required, the connector can be downsized, and the intermediate working process can be eliminated. There is an effect that the overall cost can be reduced, and this connector manufacturing / mounting method is a method for connecting a plurality of connectors and connecting and mounting members with a flat surface on the upper surface that can be sucked by the suction nozzle of the automatic component mounting device. We manufacture a connecting contact with a suction mounting member including this connecting contact with a suction mounting member,
The flat surface of the connecting suction mounting member is sucked by the suction nozzle of the automatic component mounting apparatus and mounted on the plurality of electrodes of the first substrate, and the plurality of electrodes and the plurality of connecting contacts with the suction mounting member are connected. It is possible to mount and mount multiple contacts on the first board by the automatic component mounting device by removing the connecting suction mounting member after connecting Since it is easy and simple, there is still an effect that the cost of the entire connector can be reduced. Furthermore, the connecting contact with the suction mounting member is formed by connecting a large number of contacts for a plurality of connectors. We have manufactured multiple connection contacts with suction mounting members,
By arranging one connector to be separated from this, there is an effect that it is possible to easily cope with a connector having a different number of contacts and a change in the number of contacts.
Further, by connecting the contacts at the ends of the stoppers to manufacture the contacts, there is an effect that the pitch can be further narrowed and the size can be further reduced.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a connector of the present invention and a side view showing a state in which an electrode is pushed in with a stronger force before and after contact with a contact contact portion thereof.

FIG. 2 is a perspective view, a side view, and a top view of a connecting contact with a suction mounting member for explaining a connecting contact manufacturing process of an embodiment of a method for manufacturing and mounting a connector of the present invention.

FIG. 3 is a perspective view for explaining a connecting contact placement mounting step and subsequent steps of an embodiment of the connector manufacturing / mounting method of the present invention.

4A and 4B are a side view and a perspective view of another embodiment of the connector manufacturing / mounting method of the present invention when viewed from each direction of the connecting contact with the suction mounting member in the connecting contact manufacturing process.

5A and 5B are a perspective view and a plan view of the connector after the suction mounting member cutting step of the embodiment shown in FIG.

FIG. 6 is a perspective view showing an example of a conventional connector.

[Explanation of symbols]

10,10a, 10x contact 11,11a connection part 12, 12a Spring part 13, 13a Contact part 14,14a Stopper 15 Connection 20, 20a Connection suction mounting member 21,21a connection part 22,22a Plane part 30,30a Connection contact with suction mounting member 40 carriers 50,50a, 50x Soldering part 70 insulator 71 Plane 80 connector 100,100a, 100x printed circuit boards 110, 110a, 110x substrates 120, 120a, 120x pattern electrodes 200,200a, 200x PCB 210, 210x substrate 220, 220x pattern electrode

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Claims (4)

(57) [Claims] 1. A connector for electrically connecting a plurality of electrodes arrayed and formed on a surface of a first substrate and a plurality of electrodes arrayed and formed on a second substrate, each of the following configurations: A connector characterized by having. (A) Each of them is connected to an electrode on the surface of the first substrate by an elastic conductive plate material, and is connected to one end of this connection part and extends to a position above a predetermined length. And a contact portion that is connected to the tip portion of the spring portion and has a tip that extends toward a predetermined relative position with respect to the connection portion and is elastically displaced and that contacts the electrode of the second substrate. And at the other end of the connection
The second substrate is connected to the second substrate and protrudes upward.
When the electrodes of contact with each other within a predetermined contact pressure range
Has a gap between its tip and the second substrate.
When a force exceeding the contact pressure range is applied, the second
Substrates come into contact with each other, and the first substrate and the second substrate
So that the space between them does not become smaller than the preset dimension
And a plurality of contacts formed with a stopper (b). The connection portions of the plurality of contacts are soldered to the plurality of electrodes on the surface of the first substrate, and the plurality of contacts are connected. Arranged on the first substrate,
Fixing contact connection / arrangement fixing means (c) The first substrate and the contact portion of each of the plurality of contacts and the electrode of the second substrate are brought into contact with each other within the predetermined contact pressure range. Pressure contact holding means for holding the second substrate 2. A method of manufacturing and mounting a connector according to claim 1.
A method characterized by including the following steps:
Manufacturing and mounting method. (A) The first substrate surface is processed by processing one elastic conductive plate material.
A plurality of electrodes arranged to match the arrangement of the electrodes on the surface
A contact and each of these multiple contacts
The connection part that connects to the stopper forming part of these connection parts
And extending in the arrangement direction of the plurality of contacts,
Can be picked up by the suction nozzle of the automatic component mounting device on the upper surface of the
Adsorption mounting that includes a connected adsorption mounting member that has an effective flat surface
Manufactured connecting contacts with parts for products
Manufacturing process (b) The connection contact with the suction mounting member is
Attach the upper surface of the connecting suction mounting member to the suction unit of the automatic component mounting device.
It is adsorbed on a cheat and conveyed, and a plurality of the surfaces of the first substrate are conveyed.
Plural connecting contacts with the adsorption mounting member on the electrode
The contacts of each of the contacts are aligned and arranged.
Mounting and mounting of connecting contacts to be mounted (c) Mounting of a plurality of electrodes on the surface of the first substrate and the suction mounting
For connecting multiple contacts with connecting members
A plurality of contacts are attached to the first base by brazing and connecting.
Soldering connection step for fixing to a plate (d) After the soldering connection step, the suction mounting member
A plurality of parts for connecting and mounting the connected contact of
Adsorption mounting that bends and disconnects at the connection part with the contact of
Member cutting process 3. A connection contact with the suction mounting member.
Is formed by connecting multiple contacts for multiple connectors.
From the multiple connection contacts with suction mounting members
It is formed by cutting into one nectar.
2. Manufacturing and mounting method of the connector described in 2. 4. A suction tower in a manufacturing process of a connection contact.
A connecting contact with a mounting member
At the tips of the stoppers of the contacts.
Connect these multiple contacts to each other with connecting parts
The structure of the connector according to claim 2, wherein
Manufacturing and mounting method.