JP5528050B2 - Connector fixing bracket, connector, and connector manufacturing method - Google Patents

Description

  The present invention relates to a connector fixing bracket for fixing a connector to a substrate, a connector mounted on a substrate, and the like, and a method for manufacturing the connector.

  BACKGROUND ART A control device for a vehicle such as an automobile includes a circuit board on which various electronic components are mounted, and a connector for connecting a wire harness is fixed to the circuit board.

  As a connector fixed to such a circuit board, as shown in FIG. 8, a peg 1 formed by punching and bending a metal plate material by press working is press-fitted into the mounting portion 3 of the housing 2 and assembled. The leg portion 5 of the peg 1 is inserted into the through hole 7 of the substrate 6 and temporarily fixed, and the tip of the leg portion 5 protruding from the back side of the substrate 6 is soldered and fixed (Patent Document 1). reference).

JP 2008-123966 A

  By the way, the connector requires a complicated assembling work for assembling a complicated shape and expensive peg 1 having a plurality of legs 5 for fixing the housing 2 to the substrate 6 by press-fitting into the mounting portion 3 of the housing 2. .

  In general, the peg 1 which is a metal part of this type is manufactured as a chained part connected to one side of a belt-like carrier by punching a metal plate and arranged in a plurality at intervals. The Therefore, when using the pegs 1, each peg 1 must be cut from the state of the chain-like parts at the connection point with the carrier and separated from the carrier one by one. Cost.

  As described above, the connector using the peg 1 as described above requires a complicated shape and an expensive peg, and requires a lot of complicated work, resulting in an increase in cost.

  This invention is made | formed in view of the situation mentioned above, The objective is to provide the manufacturing method of the connector fixing metal fitting, connector, and connector in which cost reduction was achieved.

In order to achieve the above-described object, the connector fixing bracket according to the present invention is characterized by the following (1).
(1) It has a fixed piece fixed to the housing of the connector and leg portions extending on both sides of the fixed piece, and the fixed piece and the leg portion are made of a strip-shaped metal plate fed out by a component supply device. A connector fixing bracket formed as a part of a carrier , wherein the width of the belt-shaped metal plate is set to the width of the fixing piece, and is connected to both sides of the portion to be the fixing piece of the carrier, the periphery of the leg portion connected to the fixing piece is punched.

The connector fixing bracket having the above-described configuration (1) is formed in a simple shape in which the leg portion extends from the fixing piece by punching on the carrier itself made of a strip-shaped metal plate fed out by the component supply device. Compared with a complex-shaped peg or the like in which a part is connected to the side portion of the carrier to form a chain-like part, the shape can be simplified and the cost can be reduced by saving material.
Further, in the connector fixing bracket having the structure of (1) above, the fixing piece forming a part of the carrier is embedded and fixed in the housing of the connector, so that the carrier that has been discarded after forming the peg in the connector can be removed. Since it can be utilized as a member for fixing the fixing bracket, it is possible to reduce the cost, to avoid waste, to effectively use resources, and to consider the environment.

In order to achieve the above-described object, the connector according to the present invention is characterized by the following (2).
(2) the fixing piece of the connector fixing bracket according to the above (1) is embedded in the housing is integrally molded with the housing, said legs projecting from a side of the housing is separated from the carrier, It must be fixed and mounted on the board.

  In the connector having the configuration (2), since an inexpensive connector fixing bracket is mounted, the cost of the connector itself can be reduced. In addition, since the connector fixing metal fitting is integrally molded and attached to the housing in advance, it is possible to eliminate the troublesome work of press-fitting a plurality of pegs, and to reduce the manufacturing cost.

In order to achieve the above-described object, the connector manufacturing method according to the present invention is characterized by the following (3).
(3) The width of the carrier made of a strip-shaped metal plate fed out by the component supply device is set to the width of the fixed piece fixed to the connector housing, and is connected to both sides of the fixed portion of the carrier. Then, by punching the periphery of the leg portion connected to the fixed piece , a connector fixing bracket having the fixed piece and the leg portion extending on both sides of the fixed piece is formed as a part of the carrier. Fixing bracket processing process,
Insert molding step of embedding and fixing the fixing piece of the connector fixing bracket in the connector housing by insert molding the carrier,
A fixing bracket separating step for separating the connector fixing bracket fixed to the housing of the connector from the carrier;
Including.

In the connector manufacturing method of (3) above, the connector fixing bracket formed on the carrier by punching is integrated into the housing by insert molding, and then the connector fixing bracket is separated from the other parts of the carrier. A connector having a connector fixing bracket can be easily manufactured.
Therefore, the manufacturing cost can be reduced by reducing the number of manufacturing steps as compared with the case where a plurality of pegs which are chain-like parts are separated from the carrier and fixed into the housing by press fitting.

  ADVANTAGE OF THE INVENTION According to this invention, the manufacturing method of the connector fixing metal fitting, connector, and connector with which cost reduction was achieved can be provided.

  The present invention has been briefly described above. Further, details of the present invention will be further clarified by reading through the modes for carrying out the invention described below with reference to the accompanying drawings.

It is a perspective view which shows the connector which concerns on embodiment of this invention. It is a perspective view which shows the connector mounted in the circuit board. It is a perspective view of the connector fixing metal fitting explaining a connector fixing metal fitting. It is a perspective view of the carrier explaining the manufacturing method of a connector. It is a perspective view of the connector explaining the manufacturing method of a connector. It is a perspective view of the carrier explaining the other example of the manufacturing method of a connector. It is a perspective view of a connector explaining other examples of a manufacturing method of a connector. It is a disassembled perspective view explaining the structure of the conventional connector.

  DESCRIPTION OF EMBODIMENTS Hereinafter, embodiments of a connector fixing bracket, a connector, and a method for manufacturing a connector according to the present invention will be described with reference to the drawings.

  1 is a perspective view showing a connector according to an embodiment of the present invention, FIG. 2 is a perspective view showing a connector mounted on a circuit board, and FIG. 3 is a perspective view of the connector fixing bracket for explaining the connector fixing bracket. is there.

  As shown in FIGS. 1 and 2, the connector 11 has an outer housing 12. The outer housing 12 is formed by injection molding of resin, and is formed in a box shape having an opening at the front end side. A female connector 14 that has passed through the opening on the front end side is accommodated in the outer housing 12.

  A male inner housing (not shown) which is a terminal accommodating portion is held in the outer housing 12, and can be fitted to the male inner housing provided in the wire harness 13 with respect to the inner housing. A female connector 14 is connected.

  The outer housing 12 is provided with a connector fixing bracket 21. As shown in FIG. 3, the connector fixing bracket 21 includes a fixing piece 22 and leg portions 23 connected to both ends of the fixing piece 22. The leg portion 23 includes a support portion 23a that extends downward from the fixed piece 22, and a fixed portion 23b that extends laterally from the lower end of the support portion 23a.

  The connector fixing bracket 21 has a fixing piece 22 embedded in the upper plate portion 12a of the outer housing 12 (the upper plate portion 12a forms the outer wall of the outer housing 12). As a result, the leg portion 23 of the connector fixing bracket 21 has its support portion 23a extending downward along the both side plates 12b of the outer housing 12, and the fixing portion 23b extending from the both side plates 12b of the outer housing 12 to the side. Be present.

  By fixing and fixing the fixing piece 22 forming a part of the carrier in the upper plate portion 12a, the carrier that has been discarded after forming the peg can be used for the fixing. Costs can be reduced, resources can be effectively used without waste, and the environment can be considered.

  In the connector 11 having the connector fixing bracket 21, the outer housing 12 is fitted into the recess 32 formed in the circuit board (board) 31 with the opening 12 c facing outward, and the fixing portion 23 b of each leg 23 is formed. Arranged on the upper surface of the circuit board 31. In this state, the connector 11 can be fixed to the circuit board 31 very easily by soldering the fixing portion 23 b to the circuit board 31.

  Here, the connector fixing bracket 21 is formed by punching a carrier, which will be described later, made of a strip-shaped metal plate fed out by a component supply device.

  Next, a method for manufacturing the connector 11 will be described.

  FIG. 4 is a perspective view of the carrier for explaining the method for manufacturing the connector, and FIG. 5 is a perspective view of the connector for explaining the method for manufacturing the connector.

  First, as shown in FIG. 4, the connector 41 is formed in the center of the carrier 41 by punching the carrier 41 (fixing bracket processing step). At this time, the periphery of the leg portion 23 excluding the portion extending from the fixed piece 22 is punched to form a connector fixing bracket in which the leg portions 23 are extended on both sides of the fixed piece 22.

  The carrier 41 is formed with a pilot hole 41a through which a pilot pin such as a feeder of the component supply device is inserted during conveyance. Therefore, the connector fixing bracket 21 is formed at a position avoiding the pilot hole 41a.

  In this state, the connector fixing bracket 21 has a fixing portion 23b in which the support portion 23a of the leg portion 23 is disposed on the same plane as the fixing piece 22 and is bent upward from the end portion of the support portion 23a. State. Further, an unnecessary portion 41 b which is another portion of the carrier 41 is connected to a part of both ends of the fixed piece 22.

  Thereafter, the outer housing 12 in which the carrier 41 is integrally provided is molded by insert molding of the carrier 41. Specifically, the outer housing 12 is injection molded in a state where the carrier 41 is disposed at a predetermined position of the mold (insert molding process).

  Thereby, as shown in FIG. 5, the outer housing 12 in which the fixing piece 22 of the connector fixing bracket 21 formed on the carrier 41 is embedded in the upper plate portion 12a is molded.

  Next, the unnecessary portion 41b of the carrier 41 is cut and removed from the fixing piece 22 of the connector fixing bracket 21, and the support portion 23a of the leg portion 23 is bent downward along the side plate 12b of the outer housing 12 (fixing bracket). Separation step).

  And the connector 11 (refer FIG. 1) provided with the connector fixing metal fitting 21 is manufactured by said process.

  Moreover, the manufacturing method of a connector is not limited to said example. Here, another manufacturing method will be described.

  FIG. 6 is a perspective view of a carrier for explaining another example of the method for manufacturing the connector, and FIG. 7 is a perspective view of the connector for explaining another example of the method for manufacturing the connector.

  Similar to the above, first, the carrier 41 is punched to form the connector fixing bracket 21 having the fixing pieces 22 and the leg portions 23 on the carrier 41 as shown in FIG. 6 (fixing bracket processing). Process).

  At this time, by performing press forming subsequent to the punching process, the support portion 23a of the leg portion 23 is bent downward with respect to the fixed piece 22, and the fixed portion 23b is moved sideways with respect to the support portion 23a. It is assumed that the unnecessary portion 41 b of the carrier 41 is partially connected to both ends of the fixed piece 22.

  Thereafter, the outer housing 12 in which the carrier 41 is integrally provided is molded by insert molding. Specifically, the outer housing 12 is injection molded in a state where the carrier 41 is disposed at a predetermined position of the mold (insert molding process).

  As a result, as shown in FIG. 7, the outer housing 12 in which the fixing pieces 22 of the connector fixing bracket 21 formed on the carrier 41 are embedded in the upper plate portion 12a is molded.

  At this time, since the support portion 23a of the leg portion 23 is already bent downward with respect to the fixing piece 22, the connector fixing bracket 21 has the leg portion 23 of the connector fixing bracket 21 when the outer housing 12 is molded. The support portion 23 a is in a state of extending downward along the side plate 12 b of the outer housing 12.

  Next, the unnecessary portion 41b of the carrier 41 is cut and removed from the fixing piece 22 of the connector fixing bracket 21 (fixing bracket separating step).

  And the connector 11 (refer FIG. 1) provided with the connector fixing metal fitting 21 is manufactured by said process.

  As described above, according to the connector fixing bracket according to the above-described embodiment, the leg portion 23 extends from the fixing piece 22 to the carrier 41 itself made of a band-shaped metal plate fed out by the component supply device by punching. Since it is formed in a simple shape, the cost is reduced by simplifying the shape and saving the material, compared to the peg with a complicated shape that is a chained part by connecting the parts to the side of the carrier as in the past. be able to.

  In particular, by fixing and fixing the fixed piece 22 forming a part of the carrier in the upper plate portion 12a, the carrier that has been discarded after forming the peg is used as a member for fixing the connector fixing bracket. Therefore, the cost can be reduced, the waste can be eliminated, the resources can be effectively used, and the environment can be considered.

  Further, since the connector fixing bracket 21 made of a metal plate is provided around the outer housing 12 of the connector 11, the shielding effect of the connector 11 can be enhanced.

  And according to the connector provided with said connector fixing metal fitting, since the cheap connector fixing metal fitting 21 is mounted | worn, the cost of connector 11 itself can also be reduced. In addition, since the connector fixing bracket 21 is integrally molded and attached to the outer housing 12 in advance, it is possible to eliminate the troublesome work of press-fitting a plurality of pegs, and to reduce the manufacturing cost.

  Further, according to the method for manufacturing the connector of the above embodiment, the connector fixing bracket 21 formed on the carrier 41 by punching is integrated with the housing 12 by insert molding, and then the connector fixing bracket 21 from the unnecessary portion 41 b of the carrier 41. By separating these, the connector 11 having the connector fixing bracket 21 can be manufactured very easily.

  Therefore, the manufacturing cost can be reduced by reducing the number of manufacturing steps as compared with the case where the pegs, which are chain-shaped parts, are separated from the carrier and press-fitted into the housing.

  In addition, this invention is not limited to embodiment mentioned above, A deformation | transformation, improvement, etc. are possible suitably. In addition, the material, shape, dimension, numerical value, form, number, arrangement location, and the like of each component in the above-described embodiment are arbitrary and are not limited as long as the present invention can be achieved.

11 Connector 12 Outer Housing 21 Connector Fixing Bracket 22 Fixing Piece 23 Leg 31 Circuit Board (Board)
41 Carrier 41b Unnecessary part (other part)

Claims (3)

A fixed piece fixed to the housing of the connector, and leg portions extending on both sides of the fixed piece;
The fixing piece and the leg are connector fixing brackets formed as a part of a carrier made of a band-shaped metal plate fed out by a component supply device ,
From the portion where the width of the strip-shaped metal plate is connected to both sides of the fixing piece to become part of the carrier that has been set to the width of the fixing piece, the periphery of the leg portion connected to said fixing piece is punched A connector fixing bracket. The fixing piece of the connector fixing bracket according to claim 1, embedded in the housing is integrally molded with the housing, said legs projecting from a side of the housing is separated from the carrier is secured to the substrate connector characterized in that it is implemented Te. The width of the carrier made of a strip-shaped metal plate fed out by the component supply device is set to the width of the fixed piece fixed to the housing of the connector, and from the portions connected to both sides of the fixed piece of the carrier, Fixing bracket processing for forming a connector fixing bracket having the fixing piece and the leg portion extending on both sides of the fixing piece as a part of the carrier by punching the periphery of the leg portion connected to the fixing piece. Process,
Insert molding step of embedding and fixing the fixing piece of the connector fixing bracket in the connector housing by insert molding the carrier,
A fixing bracket separating step for separating the connector fixing bracket fixed to the housing of the connector from the carrier;
The manufacturing method of the connector characterized by the above-mentioned.

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