JPH1074555A - Stacked connector housing and stacking method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make a hinge protecting rib unnecessary, make a size small, and easily fit to a counter stacked connector housing by cutting out a hinge after stacking. SOLUTION: A pair of connector housings 33, 35 are connected with a flexible band 37. The housings 33, 35 are formed in a stacked connector housing 31 by bending the band 37. Bosses 47 are formed in the housing 33 and engaging holes 49 for engaging with the bosses 47 are formed in the housing 35. Fitting holes 51, 53, terminal housing chambers 55, 57, for fitting to the counter connector housing are formed, and openings 59, 61 are formed. The housings 33, 35 are stacked and connected, then the band 37 is cut except for the base part to form the housing 31. A rib projecting to the outside than the band 37, for protecting the band 37 is made unnecessary, the width of the housing 31 is made narrow, and the housing 31 is made small.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a laminated connector housing for vertically laminating a plurality of connector housings in which a large number of terminals are arranged horizontally and a method for laminating the same.

[0002]

2. Description of the Related Art U.S. Pat. S. Patent No. 462927
No. 9 describes a laminated connector housing 1 as shown in FIGS.

[0003] This is formed by integrally molding a pair of connector housings 5, 5 connected by a flexible band portion 3. As shown by arrows in FIG. 7, each connector housing 5 can be opened and closed by bending the band portion 3.

Each connector housing 5 is provided with a large number of terminal receiving chambers 7 in the width direction (one direction), and each terminal receiving chamber 7 accommodates a terminal 9. These terminals 9 are formed with connection portions 13 having a U-shaped cross section, and the connector housing 5 is provided with openings 15 corresponding to the connection portions 13.

The connection between the wire 17 and the terminal 9 is performed by using a comb-shaped press-fitting jig 21 having a large number of press-fitting teeth 19 as shown by a broken line in FIG. Each wire 17 is pressed against the connection portion 13 of each terminal 9 by the press contact teeth 19 of the press contact jig 21. The connection part 13 is a pressed wire
By cutting the 17 insulating coating, it is connected to the core wire.

After the wires 17 are connected to the terminals 9 of the connector housings 5, the laminated connector housing 1 is folded in two by the band portion 3, and as shown in FIG. (In the direction perpendicular to the direction).

The laminated connector housing 1 is composed of:
As shown in FIG. 8, the mating connector housing 23 is fitted with the mating laminated connector housing 23.

[0008]

However, in the conventional laminated connector housing 1, the rib 25 is provided to protect the band portion 3 after being folded in two.
The width of the laminated connector housing 1 is increased by the amount of the protrusion of the rib 25, making it difficult to reduce the size.

Further, the flexible band portion 3 made of plastic is deteriorated by, for example, ultraviolet rays or heat after being laminated, is easily broken, and lacks reliability.

Further, when fitting the laminated connector housing 1 with the mating connector housing 23, it is necessary to position the connector housings 5 so as not to be displaced from each other. However, since the band portion 3 does not have this positioning function. ,
It is difficult to fit with the mating laminated connector housing 23.

In view of the above circumstances, the present invention does not rely on a flexible hinge to connect the connector housings after lamination.
It is an object of the present invention to provide a small-sized laminated connector housing having a positioning function between connector housings and a method for laminating the same.

[0012]

According to a first aspect of the present invention, there is provided a terminal housing having a plurality of terminals arranged in one direction, the terminals having connection portions which come into contact with a core wire by cutting an insulating coating of a wire pressed from a radial direction. In each room, and wire-
A plurality of connector housings each having an opening for pressing the connector housing are connected to each other via a flexible hinge portion, and each of the connector housings to which the wires are connected is bent at the hinge portion to form a connector perpendicular to the one direction. A stacked connector housing that is stacked in a direction, wherein a connecting portion for connecting the stacked housings is provided between the connector housings, and the hinge portion is cut off after the stacking.

As described above, in the laminated connector housing according to the first aspect, the connector housings overlapping at the time of lamination are connected by the coupling portion, and the hinge portion is cut off after the lamination.

A connecting portion is provided on each connector housing and connected at the time of lamination, so that the hinge portion can be cut off after lamination. This eliminates the need for ribs protruding outside the hinge portion.

[0015] Thus, the width of the laminated connector housing becomes narrower and the size is reduced.

Further, after the lamination, the connector housings are positioned with respect to each other by the connecting portions, so that the fitting operation with the mating laminated connector housing becomes easy.

Furthermore, since the connection of the connector housings does not depend on the flexible hinge portion after the lamination, the flexible hinge portion is released from being easily broken and low in reliability.

According to a second aspect of the present invention, there is provided the laminated connector housing according to the first aspect, wherein the connecting portion is provided in one of the connector housings and the other in the connector housing. It is characterized by comprising a convex portion that matches, and the same effect as the configuration of claim 1 is obtained.

[0019] In addition, since the connecting portions of the connector housings are constituted by concave portions and convex portions which engage with each other, when the laminated connector housings are stacked, they are merely overlapped with each other. Because of the natural fitting, the positioning of each connector housing becomes extremely easy.

The invention of claim 3 is the invention of claim 1 or claim 2.
The laminated connector housing according to claim 1, wherein a concave portion is formed in each connector housing for guiding a cutter for separating the hinge portion, and each base portion of the hinge portion is provided on the concave portion. An effect equivalent to that of the configuration of item 2 is obtained.

In addition, by providing the base of the hinge portion on the concave portion, the dimensions of the laminated connector housing after the hinge portion has been cut off can be further reduced.
Since the concave portion can be used as a guide for the cutter for cutting off the hinge portion, there is no danger of damaging other portions of the laminated connector housing when cutting off, so that the cutting operation becomes easier and the workability is improved.

According to a fourth aspect of the present invention, there is provided the first to third aspects.
The method of laminating a laminated connector housing according to any one of the preceding claims, wherein a wire is connected to a terminal accommodated in each connector housing, and a hinge portion is bent so that adjacent connector housings overlap each other, and each connector housing is bent. Are stacked, and the overlapping connector housings are connected by the connecting portion, and then the hinge portion is cut off.

According to this laminating method, after the laminated connector housings according to the first to third aspects are laminated, the overlapping connector housings are connected by the connecting portion, and the hinge portion is cut off, so that the laminating process is performed as described above. Since the connector housing is so small and each connector housing is positioned, the work of mating with the mating laminated connector housing becomes easy, and furthermore, the flexible hinge portion is free from breaking and low reliability. Is done.

[0024]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. This embodiment corresponds to claim 1,
It has 2, 3, and 4 features. In the following description, members without reference numerals are not shown.

As shown in FIG. 1, the laminated connector housing 31 of the embodiment comprises a pair of connector housings 33, 35.
Are connected by a flexible band portion 37 (hinge portion), and the connector housings 33 and 35 are connected to the band portion 37.
Can be opened and closed by folding.

As shown in each figure, each connector housing 3
Concave portions 39 and 41 are formed on the side surfaces of the concave portions 3 and 35, respectively.
It is provided above.

As shown in FIG. 1, the connector housing 33 is provided with bosses 47 (convex portions: connecting portions) at five locations, and the connector housing 35 is provided with engaging holes 49 (recessed portions) with which the bosses 47 are respectively engaged. : Connecting portion) are provided at five corresponding positions.

Further, the connector housings 33, 35 are provided with fitting holes 51, 53 for fitting with the mating laminated connector housing.

Each of the connector housings 33 and 35 is provided with three terminal accommodating chambers 55 and 57 in the width direction, respectively, and the terminal accommodating chambers 55 and 57 accommodate terminals. Similar to the terminal 9 of the conventional example, these terminals are formed with connection portions having a U-shaped cross section, and the connector housings 33 and 35 are provided with openings 59 and 61 corresponding to the connection portions. .

The connection between the wires and the terminals is made by using a comb-shaped press-fitting jig having a large number of press-fitting teeth, as in the description of FIG. Then, the connection portions of the terminals are pressed from the openings 59, 61 of the connector housings 33, 35, and the connection portions are cut off the insulating coating of the pressed wires and connected to the core wires.

After the wires are connected to the terminals accommodated in the connector housings 33 and 35, the laminated connector housing 31 is folded in two by a band portion 37, and the connector housings 33 and 35 are raised to a height as shown in FIG. Laminate in the direction.

At this time, the boss 47 of the connector housing 33 is engaged with the engagement hole 49 of the connector housing 35, and the connector housings 33 and 35 are connected and positioned with each other.

After the respective connector housings 33 and 35 are stacked and connected, the unnecessary band portion 37 is left behind with the cutters 43 and 45 as shown in FIGS. 3 and 5 (a).
Cut off at 63, and as shown in FIG.
3 and 45 do not protrude from the recesses 39 and 41 to the outside.

In cutting off the band portion 37, the side surfaces of the concave portions 39 and 41 are used for guiding the cutter 63.

After such processing, the laminated connector housing 31 is fitted to the mating laminated connector housing.

Thus, the laminated connector housing 31 of the embodiment is configured.

In this laminated connector housing 31, the respective connector housings 33, 35 are connected to the connecting portions 47 at the time of lamination.
By connecting at 49, the band portion 37 can be cut off after lamination, and by cutting off the band portion 37, unlike the conventional example, the band portion 37 protrudes outward from the band portion 37 to protect the band portion 37. Ribs are not required.

Accordingly, the width of the laminated connector housing 31 becomes narrower and the size becomes smaller.

After lamination, each connector housing 33,
Since the members 35 are positioned with respect to each other by the connecting portions (47, 49), the fitting operation with the mating laminated connector housing is facilitated.

After lamination, each connector housing 33,
Since the connection of 35 does not depend on the flexible band portion 37, the band portion 37 is released from being easily broken and low in reliability.

Further, since the connecting portions of the connector housings 33 and 35 are constituted by the bosses 47 and the engaging holes 49 which engage with each other, when the laminated connector housings 31 are laminated, the connector housings 33 and 35 are laminated. Since these are naturally fitted only by overlapping, the connection and positioning of the connector housings 33 and 35 become extremely easy.

Further, by providing the base portions 43 and 45 of the band portion 37 in the concave portions 39 and 41, the width of the laminated connector housing 31 after the band portion 37 is cut off can be further reduced, and the concave portions 39 and 41 can be formed. Since it is used as a guide for the cutter 63, there is no danger of damaging other parts of the laminated connector housing 31 when cutting off.
Cut-off work becomes easier and workability is improved.

In the present invention, the number of connector housings constituting the laminated connector housing is not limited to two as in the embodiment, but may be three or more. In this case, lamination may be performed by bending each connector housing in the opposite direction each time.

[0044]

According to the first aspect of the present invention, since the hinge portion is cut off after stacking, unlike the conventional example, a rib for protecting the hinge portion is not required, and the size of the laminated connector housing is reduced accordingly. .

After the lamination, the connector housings are positioned with respect to each other, so that the fitting operation with the mating laminated connector housing is facilitated.

Further, since the connection of the connector housings does not depend on the flexible hinge, the flexible hinge is free from breaking and low reliability.

According to the second aspect of the present invention, the same effects as those of the first aspect are obtained, and the connecting portions of the connector housings are constituted by the concave portions and the convex portions which engage with each other. Since these fit together naturally, the connection and positioning of each connector housing become extremely easy.

The third aspect of the present invention is the first or second aspect.
In addition to obtaining the same effect as the configuration described above, by providing the base of the hinge portion in the concave portion, the width of the laminated connector housing after the hinge portion is cut off can be further reduced,
Since this concave portion can be used as a guide for a cutter for cutting off the hinge portion, there is no risk of damaging other portions when cutting off, so that the cutting operation is facilitated and workability is improved.

According to the laminating method of the fourth aspect, as described above, the rib is not required, the laminated connector housing is reduced in size, each connector housing is positioned, and the mating with the mating laminated connector housing is facilitated. The laminated connector housing according to any one of claims 1 to 3, which is free from the easiness of folding and the low reliability of the flexible hinge portion.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a laminated connector housing according to an embodiment, showing a state before wires are connected to each connector housing.

FIG. 2 is a perspective view showing a laminated connector housing of the embodiment in which the connector housings are laminated.

FIG. 3 is a perspective view showing the laminated connector housing of the embodiment in which a hinge portion is cut off by a cutter.

FIG. 4 is a perspective view showing the laminated connector housing of the embodiment in which a hinge portion is cut off.

FIG. 5A is a plan view showing the laminated connector housing of the embodiment before the hinge portion is cut off, and FIG.
(B) is a top view which shows the laminated connector housing of embodiment after cutting off the hinge part.

FIG. 6 is a plan view of a conventional laminated connector housing, showing a state before wires are connected to each connector housing.

FIG. 7 is a front view of a conventional laminated connector housing, showing a state where wires are connected to each connector housing.

FIG. 8 is a perspective view showing a conventional laminated connector housing and a mating laminated connector housing.

[Explanation of symbols]

 Reference Signs List 17 wire 31 laminated connector housing 37 band portion (flexible hinge portion) 39, 41 concave portion 43, 45 base portion of band portion 47 boss (convex portion: connecting portion) 49 engagement hole (recessed portion: connecting portion) 55; 57 Terminal accommodation chamber 59, 61 Opening 63 Cutter

Claims (4)

[Claims] 1. A terminal having a connecting portion that comes into contact with a core wire by cutting an insulating coating of a wire pressed from a radial direction is accommodated in a large number of terminal accommodating chambers arranged in one direction.
A plurality of connector housings each having an opening for pressing a wire against the connection portion in each storage chamber are connected via a flexible hinge portion, and each of the connector housings to which the wires are connected is bent at the hinge portion. A laminated connector housing which is stacked in a direction perpendicular to the one direction, wherein a connecting portion for connecting each other during lamination is provided between the connector housings, and the hinge portion is cut off after lamination. . 2. The invention according to claim 1, wherein said connecting portion includes a concave portion provided in one connector housing,
A laminated connector housing provided on the other connector housing and comprising a convex portion engaged with the concave portion. 3. The invention according to claim 1, wherein a recess for guiding a cutter for cutting off a hinge is formed in each connector housing, and each base of the hinge is provided on the recess. A laminated connector housing, characterized in that: 4. The method of laminating a laminated connector housing according to claim 1, wherein a wire is connected to a terminal housed in each connector housing, and adjacent connector housings are connected to each other. A method of laminating laminated connector housings, wherein the hinge portions are bent so that the connector housings overlap each other, the respective connector housings are laminated, the overlapping connector housings are connected by the connecting portion, and then the hinge portions are cut off.