JPS63266781A - Connector - Google Patents

Abstract

PURPOSE:To make easy the plating process of contactors to improve the productivity by separating an insulator into two parts so that contactors are inserted in the 1st. insulator and the 2nd. insulator is molded on the 1st. insulator to construct a connector. CONSTITUTION:L-shaped units 2 are connected to each other with a connecting member 13 at one end portions and the lead portion 11 and 12 of the unit are made to be orthogonal to each other, and desired plating process is applied to the said units. The 1st. molded insulstor 14 on the four corners of the upper surface of which projections 15 are provided respectively have through holes 16 through which the lead portions 12 of the contactors 2 are pierced respectively and recessions 17 in which the lead portions 11 of the contactors 2 are fitted respectively and a through hole 18 widened at the lower surface. And the 2nd. insulator 19 is molded on the 1st. insulator so as to fix the contactors 2 to the insulator 14 and to fill up the through hole 18. Then the said member 13 is removed to complete the construction of a connector 20. Thereby the plating process of the contactors can be made easy to improve the productivity.

Description

[Detailed Description of the Invention] [Summary] In a connector in which a plurality of contacts are embedded in an insulator, the insulator is placed in a first contact. The configuration is such that the second insulator is divided into two insulators, a separately prepared contact is fitted to the first insulator, and then the second insulator is formed so as to engage with the first insulator. The productivity of the connector is improved by allowing the contact to be removed and then plated, and by making it possible to fit the contact into the first insulator regardless of the molding device.

[Industrial application field]

The present invention relates to a connector in which a plurality of contacts are embedded in an insulator, in particular, a contact is fitted to a first insulator partially formed by molding, and then the contact is inserted into the first insulator by a secondary mold. This invention relates to the configuration of a connector fixed to an insulator.

[Conventional technology]

In conventional connectors in which contacts are fixed to an insulator by molding an insulator, the contacts are supported in a mold so that a predetermined portion of the contact protrudes into the cavity of the insulator mold. After drying, the insulator was molded.

FIG. 4 is a cross-sectional view showing the configuration of the conventional connector.
are aligned, and the bent portion of each contact 2 is inserted into an insulator 3 molded with resin.

The main steps for manufacturing such a connector 1 include contact 2
a process of inserting the insulator 3 into the mold, a process of injecting molten resin into the matched mold, a process of solidifying the injected resin and taking out the insulator 3, a process of contact 2 protruding from the insulator 3.
The process of plating the protruding parts of the insulator 3 with Au or the like takes about 10 minutes, which involves inserting the contact 2 and heating and cooling the mold. In order to prevent the plating layer from being damaged in the molding process, it was necessary to perform this after the formation of the insulator 3.

The plurality of contacts 2 arranged in the same row form an insulator 3 with one end connected to a connecting member, and then the connecting member is separated.

[Problem that the invention seeks to solve]

As described above, the conventional connector has problems in that it takes about 10 minutes to form the insulator, and the contacts are plated after the insulator is formed, resulting in inefficiency.

[Means for solving problems]

A first through-hole 16 and a recess 17 into which intermediate portions of a plurality of contacts 2 are fitted, and a second through-hole whose opening widens outward. 18
After fitting the first molded insulator 14 with the intermediate portions of the plurality of contacts 2, the first molded insulator 14 is molded so as to overlap with the first molded insulator 14, filling the second through hole 18 and filling the second through hole 18. 1 mold insulator 14
and a second molded insulator 19 for fixing the intermediate portion of the contact 2 between the contact 2 and the contact 2.

[Effect]

According to the above means, the insulator is divided into the first insulator and the second insulator, the contact is fitted to the molded first insulator, and then the contact is fitted to the first insulator which is molded. Molding the second insulator allows the contacts to be pre-plated and mated to the first insulator independent of the molding equipment, improving connector productivity.

〔Example〕

DESCRIPTION OF THE PREFERRED EMBODIMENTS Connectors according to embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a perspective view (A) of a connecting contact related to a connector according to an embodiment of the present invention, a cross-sectional view (U) of an insulator formed by secondary molding, and a cross-sectional view of a contact inserted into the insulator. Figure (n), a cross-sectional view of the insulator formed with the secondary mold (d), and a bottom view (ne) of the insulator formed with the secondary mold.

In FIG. 1(A), a plurality of L-shaped contacts 2 are formed such that a pair of lead portions 11 and 12 are orthogonal to each other.
One end is connected to the connecting member 13 and subjected to a desired surface treatment, for example, Au plating.

In FIG. 1 (+1) and FIG. , a recess 17 into which the lead portion 12 of the contact 2 fits, and a plurality of wide through holes 18 on the lower surface.

In FIG. 1(C), the lead portion 11 penetrates through the plurality of through holes 16 provided in the insulator 14, and the lead portion 11 passes through the recess 17.
The contact 2 is fitted into the insulator 14 so that the contacts 2 are fitted together.

In FIG. 1(d), a second molded insulator 19 overlapping the insulator 14 is formed to fix the contact 2 to the insulator 14 and fill the through hole 18. However, the plurality of contacts 2 in the same row are connected to the connecting member 13 to form the insulator 19, and then the connecting member 13 is removed to complete the connector 20.

FIG. 2 is a perspective view of an insulator and a contact formed by a primary mold according to another embodiment of the present invention, and FIG. 3 is an enlarged plan view of the main part of the contact fitted to the insulator. .

In FIG. 2, an insulator 2 corresponding to the above-mentioned insulator 14 is shown.
1 is a contact 22 corresponding to the above-mentioned contact 2,
23 and 24 are fitted in two rows facing each other.

Contactors I-22, 23, 24 have lead portions 22a, 23a, 24a that protrude below the insulator 14, and
Fitting portion 22b that fits into a recess formed on the top surface of 4, 2
3b, 24b, lead portions 22c, 23c, 24c protruding laterally of the insulator 14, and lead portions 22a, 2
3a, 24a and the lead parts 22c, 23c, 24C are provided with connection parts 22d, 23d, 24d that are connected so as to be perpendicular to each other, and the lead parts 22c, 23c, 24c are connected to the fitting part 2.
The width is narrower than that of 2b, 23b, and 24b.

The insulator 21, which has a through hole 26 corresponding to the through hole 18 described above, has two grooves 27, 28, and 29 formed on the top surface from which the projections 25 protrude at the four corners. A recess 30 into which the fitting part 22b fits, a recess 31 into which the fitting parts 22b and 23b fit between the grooves 28 and 29, and a fitting part 22b, 23b, and 24b into which the fitting parts 22b, 23b, and 24b fit on the outside of the groove 29. Matching recess 3
2 is formed.

The recess 32 is narrower on the outside than on the inside because the connection portions between the fitting portions 22b, 23b, 24b and the lead portions 22c, 23c and 44c fit therein.

The connecting portion 22d fits into the groove 27 having a through hole (not shown) for the lead portion 22a on the bottom surface, and the lead portion 23a on the bottom surface.
A connecting portion 23d is provided in the groove 28 having a through hole (not shown).
are fitted, and a through hole (not shown) for the lead portion 24a is formed on the bottom surface.
The connecting portion 24d fits into the groove 29 having the shape.

Note that the protrusions 22e, 23e, and 24e formed near the upper ends of the respective lead portions 22a, 23a, and 24a lock each contact in the through hole when the contact 22, 23, and 24 are fitted to the insulator 21. It is for.

Insulator 21 and contact 22 configured in this way,
At 23.24, the fitting part 22b fitted into the recess 32
.

23b, 24b and lead parts 22c, 23c, 24
As shown in FIG. 3, the connecting portion with c is stepped at the intermediate portion of both.

Therefore, the molten resin injected to form the insulator of the secondary mold is applied to the step end surface 33 of the recess 32 and the lead portion 22c.
, 23c, 24c and the inclined step end surfaces 34, 35.36, and the pressure of the molten resin acts to press the step end surfaces of the lead parts 22c, 23c, 24c against the step end surfaces of the recesses 32. This prevents the resin from flowing out of the recess 32, thereby eliminating the "burr" that occurs when the resin necessary for the secondary mold flows out from around the contact fitting portions 22b, 23b, and 24b.

〔Effect of the invention〕

As explained above, according to the present invention, the first VLA edge is formed using a secondary mold, a separately prepared contact is fitted to the first insulator, and then the second insulator is formed using a secondary mold. It is a configuration that forms a. Therefore, since the time required to form the second insulator is about 30 seconds, the contact plating process can be performed prior to mating with the first insulator, and can be performed independently of the molding equipment. A contact can be fitted to the first insulator.

Therefore, the plating of the contacts becomes easy, the time required for manufacturing is shortened, and the productivity of the connector is significantly improved.

[Brief explanation of the drawing]

FIG. 1 is a diagram for explaining the configuration and manufacturing process of a connector according to an embodiment of the present invention, FIG. 2 is a perspective view of main parts of a connector according to another embodiment of the present invention, and FIG. FIG. 4 is an enlarged plan view of the main part of the contact fitted to the insulator shown in the figure, and FIG. 4 is a configuration diagram of a conventional connector. In the figure, 2.22.23.24 are contacts, 14.21 is the first insulator, 16 and 18.26 are through holes, 17.30 and 31.32 are recesses, and 19 is the second insulator. 20 is a connector. (Kuchi λ Shokumai Q Koko Zri Q4

Claims (2)

[Claims] (1) A plurality of contacts (2, 22, 23, 24) and a first through hole (16) and recess into which intermediate portions of the plurality of contacts (2, 22, 23, 24) fit. (17, 30
, 31, 32) and a second one with an outwardly widening opening.
A first molded insulator (18, 26) having through holes (18, 26)
14, 21) and a plurality of said contacts (2, 22, 2
3, 24) and then molded so as to overlap with the first molded insulator (14, 21),
The contacts (2, 22) are filled in the second through holes (18, 26) and the first mold insulators (14, 21).
, 23, 24) and a second molded insulator (19) for fixing the intermediate portions of the connectors. (2) The recess (32) opening on the outer surface of the first molded insulator (21) has a narrow shape outward from the middle part, and the contacts (22, 23, 24) The connector according to claim 1, characterized in that the portion that fits into the recess (32) is stepped approximately along the narrow width of the recess (32).