JP2968462B2 - Jack board - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a jack plate mounted on the front or back of a television receiver or a video tape recorder (VTR) and provided with a plurality of connecting parts such as pin jacks and DIN sockets. More specifically, the present invention relates to a jack plate in which each terminal of a pin jack is connected to a main wiring board orthogonal to the jack plate.

[0002]

2. Description of the Related Art In various types of audiovisual equipment, for example, a television receiver, an insulating case is colored yellow for video for a pin jack, and red and white are colored for audio for left and right audio signals. A total of three pin jacks are included in one set. In recent years, in addition to this pin jack set, a mini DIN has also been used for S-VHS connection.
One set including a socket is arranged on the jack plate.

[0003] In a conventional television, about two sets of these pin jacks are used.
More and more sets, such as four sets, are provided.

[0004] Jack plate 100 used in such equipment
For example, as shown in FIG. 11 and FIG. 12, a housing recess 103 for housing a pin jack 2 and a mini-DIN socket 3 as connection parts is formed in a matrix of four rows in three stages from the back side of the housing body 102 in three vertical directions. It is recessed at the position.

The terminals of the connecting parts 2 and 3 are L-shaped terminals 111 made of a thin metal plate and bent at right angles downward in an L-shape. Each pin jack 2 is 2 to 3
The mini DIN socket 3 includes five L-shaped terminals 111.

[0006] The pin jack 2 and the mini DIN socket 3 are accommodated in the housing recess 1 from the rear side of the housing body 102.
03, and connects the external connection portion 105 to the housing body 10.
In the state of being protruded from the front surface of the housing 2, the engagement portions 104 formed on the case of the connection parts 2 and 3 are engaged with the engagement recesses (not shown) of the housing main body 102, and are prevented from being pulled out to the rear side. After that, the legs of the L-shaped terminal 111 are inserted into the main wiring board 7 to make the electrical connection.

[0007]

In the conventional jack plate 100 having such a configuration, since the terminals of the connection parts 3 are L-shaped terminals 111 bent downward at right angles, as shown in FIG. The longer the terminal is located, the longer the terminal is required, and more metal material is used.

Further, since the length of the terminal 111 is increased, the terminal 111 is easily deformed by an external force, and is plastically deformed to be damaged or difficult to be inserted into the corresponding terminal insertion hole.

Furthermore, each pin jack 2 has two to three L-shaped terminals 111, and the mini DIN socket 3 has five L-shaped terminals 111. , The housing body 10
These terminals are concentrated on the back side of 2 and there is a possibility that a short circuit occurs between the terminals.

For this reason, as shown in FIGS. 13 and 14, the present applicant has developed a jack plate 120 for connecting the terminals 126 of the connecting parts 2 and 3 and the main wiring board 7 using the relay board 122, and Filed (Japanese Patent Application No.
No. 7554).

The jack plate 120 has a relay board 122 attached in parallel with the rear surface of the housing body 121, and a relay terminal 124 formed of an elongated metal plate supported by a plate support portion 123 of the housing body, and a lead terminal of the relay board 122. The terminal 126 which is connected by soldering to the pattern 125 and protrudes rearward of the connection components 2 and 3 is electrically connected to the pattern of the main wiring board 7 via the relay board 122 and the relay terminal 124.

Therefore, the terminals 12 of the connecting parts 2 and 3
No. 6 uses a straight terminal, so that no extra metal material is used, and since there is no need to arrange the L-shaped terminals apart from each other, the jack plate 120 does not increase in size rearward, and There is no danger of shorting between the legs.

However, even with this jack plate 120, it is necessary to connect a number of relay terminals 124 to one side of the lower end of the relay board 122 in a concentrated manner.
24, the pitch between them is narrow, and
The assembly work to attach to No. 3 was difficult and the workability was poor.

Further, it is necessary to attach a large number of relay terminals 124, and if the relay terminals 124 are attached manually one by one, there is an omission in attachment, which is a cause of poor quality.

Further, the types of connecting parts 2, 3 to be attached,
Even if the number of connecting parts is different, the common housing body 121
Therefore, the number of connecting parts and the number of relay terminals 124 to be attached are different depending on the connecting parts, and it is necessary to prepare and attach the relay terminals 124 according to the number. Therefore, it is necessary to count the number of the relay terminals 124, and since the relay terminals 124 are separated one by one before attachment, they are easily lost, and even if they are lost, it is difficult to confirm them at the time of attachment.

The present invention has been made to solve the above problems, and provides a jack plate in which the amount of metal material used for the terminal is small and the terminal is not likely to be deformed or short-circuited. .

Further, a plurality of relay terminals can be mounted on the housing at one time, and a jack plate with good workability and no mounting leakage is provided.

[0018]

In order to achieve the above object, a jack plate according to the first aspect of the present invention comprises a vertically arranged housing body, and a plurality of connecting parts arranged on the housing body. And the terminal of each connecting part is
In a jack plate electrically connected to a corresponding pattern of a main wiring board horizontally arranged on a bottom surface of the housing body, a relay terminal accommodating chamber opened on the bottom side and the back side has a housing body recessed at a base, and a housing. A relay board attached to the housing body in parallel with the back of the body,
The lower end consists of a vertical leg that is electrically connected to the pattern on the main wiring board, and the rear end has a horizontal terminal that is electrically connected to the pattern on the relay board. A plurality of L-shaped relay terminals electrically connected to the pattern of the main wiring board, and the horizontal terminals are parallel to each other from the inner top surface so as to be supported in the front-rear direction along the inner top surface of the relay terminal receiving chamber. A plurality of vertically extending projections, and a plurality of guide projections projecting from the rear wall so as to vertically guide the vertical leg along the rear wall of the relay terminal accommodating chamber; The plurality of relay terminals are formed in a chain shape so that at least one of the ends of the plurality of relay terminals is integrally connected to the band-shaped connection plate at the connection portion where the cut groove is formed. After bending into a letter shape, From the rear of the terminal accommodating chamber, the horizontal terminal portion of each relay terminal is attached between the ridges, and the vertical legs of each relay terminal are guided between the corresponding guide projections, and pressed until reaching the back wall, The band-shaped connecting plate is cut and folded by a cut groove, and a plurality of relay terminals are individually installed in the relay terminal accommodating chamber.

According to the present invention, the terminal of the connection component is connected to the pattern of the relay board mounted in parallel with the rear surface of the housing body, and the pattern of the relay board corresponds to the relay terminal mounted in the relay terminal receiving chamber. And electrically connected to the pattern of the main wiring board.

Therefore, the terminals of the connecting parts are aligned and project rearward, the amount of metal material used for the terminals is small, and there is no danger of short-circuiting between the terminals.

Further, the plurality of relay terminals are bent in an L shape while being connected to the belt-shaped connecting plate in a chain, and each horizontal terminal portion is press-fitted between the ridges, and the vertical leg is guided between the guide protrusions. Then, the band-shaped connecting plate is cut and cut by a cut groove in a state where the band-shaped connecting plate reaches the back wall, and the relay terminal and the band-shaped connecting plate are separated.

In each of the relay terminals, the horizontal terminal portion is supported without play between the protrusions and is positioned between the guide protrusions, so that the cutting operation of the band-like connecting plate can be easily performed, and After the connecting plate is cut and folded, the horizontal terminal portions are positioned and mounted along the inner top surface, and the vertical leg portions are positioned along the back wall in the relay terminal receiving chamber.

Accordingly, a large number of relay terminals can be collectively mounted in the relay terminal accommodating chamber of the housing body while being connected to the strip-shaped connecting plate, so that the mounting workability is good and all the relay terminals are mounted without leakage. be able to.

Further, in the jack plate according to the second aspect of the present invention, the vertical legs of each relay terminal are guided between the corresponding guide projections, and the vertical legs are guided until they reach the inner wall. It is characterized by being fixed to the housing main body between the protruding pieces, and then cutting and folding the band-shaped connecting plate with a cut groove.

In each of the relay terminals, the horizontal terminal portion and the vertical leg portion are supported without rattling on the housing body, respectively.
The cutting and folding work of the band-shaped connecting plate can be easily performed, and after the band-shaped connecting plate is cut and folded, the vertical terminal portions of the respective relay terminals extend along the inner top surface of the relay terminal accommodating chamber. The part is fixed along the back wall of the relay terminal housing.

Therefore, since the lower ends of the vertical legs do not move back and forth even after being separated from the strip-shaped connecting plate and are aligned in a straight line, the through holes of the main wiring board arranged in a straight line. Can be inserted all at once.

Further, the jack plate according to the invention of claim 3 is characterized in that the cut groove is a V-shaped groove.

Therefore, the tip of the relay terminal after cutting and folding the band-shaped connecting plate has a tapered shape, and can be easily inserted into the relay board or the main wiring board.

Further, the jack plate according to the invention of claim 4 is characterized in that the strip-shaped connecting plate is a carrier when the relay terminal is pressed.

When a plurality of relay terminals are continuously press-formed by an automatic machine, a carrier used for feeding works at an equal pitch is used as a strip-shaped connecting plate.
There is no need to separately form a strip-shaped connecting plate, no waste of material, and no extra pressing process.

[0031]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.

The jack plate 1 of this embodiment is provided in a television receiver. One set of one pin jack for video and two pin jacks for audio is provided in a vertical direction. They are arranged in three rows in one row. As shown in FIG. 1, this arrangement is provided in three rows, and a total of nine pin jacks 2 are attached.
A mini DIN socket 3 serving as an S terminal is attached.

The pin jack 2, which is a connecting part of these components,
The housing main body 4 of the jack plate 1 to which the mini-DIN socket 3 is mounted is vertically arranged with respect to the horizontal main wiring board 7 by the support plate 5 (see FIG. 3) mounted on the rear side of the housing main body 4. It is supported as such.

A mounting boss 6 is provided on the lower surface of the housing main body 4, and is inserted into a boss hole (not shown) on the main wiring board 7 and positioned.

As shown in FIGS. 2 and 3, the relay board 8 is arranged in parallel with the rear surface of the housing main body 4 and is attached to the housing main body 4 by locking claws 9 provided on the rear surface of the housing main body 4. .

A mini DIN socket 3 having two ground terminals and four signal terminals is accommodated in the accommodation hole 10 at the uppermost stage of the housing body 4, and is accommodated in the accommodation hole 11 from the lowermost stage to the third stage. Accommodates a pin jack 2 having two terminals, an earth terminal and a signal terminal.

The terminals 11 projecting rearward from the connecting parts 2 and 3 are inserted through through holes 13 formed in the relay board 8, protrude to the rear side of the relay board 8, and are connected to the pattern 12 of the relay board 8. Each is soldered.

Below the relay board 8, the pattern 12
Are formed in a straight line, and a plurality of relay terminals 14 inserted through the through holes 13 and projecting rearward are soldered to the patterns 12 respectively.

As shown in FIG. 4, the relay terminal 14 has an L-shaped bent horizontal terminal portion 14a and a vertical leg portion 14b.
And is mounted in a relay terminal accommodating chamber 15 which is open at the base and the rear side at the base of the housing body 4.

On the inner top surface 15a of the relay terminal accommodating chamber 15,
A plurality of ridges 16 having a reverse T-shaped cross section are vertically provided in the front-rear direction, and the locking pieces 14c of the horizontal terminal portions 14a are press-fitted between the ridges 16 (see FIG. 6), and the horizontal terminal portions 14a are placed on the inner top surface. It is supported in parallel with 15a. The rear end of the horizontal terminal portion 14a penetrates the relay board 8 as described above, and the pattern 12 of the relay board 8 is formed.
And solder connection.

A plurality of guide projections 17 projecting rearward are provided on the inner wall 15b of the relay terminal accommodating chamber 15 in a straight line. It is fixed parallel to the wall 15b. The lower end of the vertical leg 14b is inserted through the main wiring board 7 and soldered to a pattern (not shown) of the main wiring board.

Accordingly, the terminal 1 of each of the connecting parts 2 and 3
1 is a pattern 12 of the corresponding relay board, a relay terminal 14
And electrically connected to the pattern of the main wiring board.

As a result, the terminal 11 of the connecting part
Are aligned and protruded rearward, the amount of metal material used for the terminals 11 is small, and there is no risk of short-circuiting between the terminals.

Next, the jack plate 1 constructed as described above will be described.
The production of will be described below.

The hoop member 19 shown in FIG. 5 is used for mounting the plurality of relay terminals 14 in the above-described relay terminal accommodating chamber 15. The hoop material 19 is formed by punching a single plate made of phosphor bronze by an automatic machine and forming a strip-shaped connecting plate 18a.
18b and a plurality of relay terminals 14 connected in a chain between the band-shaped connecting plates 18a and 18b are integrally formed, and the band-shaped connecting plates 18a and 18b are formed in accordance with the number of the relay terminals 14 attached to the jack plate 1. It is formed by cutting.

That is, in the present embodiment, the relay board 8
In order to connect the upper 16 patterns 12 to the main wiring board 7, the 16 hoop members 19 shown in FIG. 5 are cut after leaving 16 relay terminals 14 between the strip-shaped connecting plates 18 a and 18 b. Horizontal terminal portion 14a of the relay terminal 14
And bent at a right angle at the boundary between the vertical leg portion 14b and the L-shaped portion.

In the drawing, one of the band-like connecting plates 18b also serves as a carrier for intermittently moving the plate material with respect to the automatic machine and continuously performing press working.
At 8b, pilot holes 20 serving as feed holes for the hoop material 19 are formed at equal intervals.

As is clear from FIGS. 5 (a) and 5 (b), V-shaped notches 21a and 21b are formed on both sides of the connecting portion between the band-like connecting plates 18a and 18b and the relay terminal 14. ing.

The locking piece 14c of the relay terminal 14 has a wide part of the horizontal terminal portion 14a and a tapered surface on the front side (upward in FIG. 5A) of the horizontal terminal portion 14 (a). Is continuous. The width of the locking piece 14c is slightly wider than the width between the ridges 16 in the relay terminal accommodating chamber 15, and when the locking piece 14c is press-fitted between the ridges 16,
Is positioned and fixed in the relay terminal accommodating chamber 15.

Reference numerals 22 denote pressure-receiving pieces protruding from both sides of the vertical leg portion 14b. The pressure-receiving pieces 22 are pressed toward the inner wall 15b of the relay terminal housing chamber 15 to perform the press-fitting. is there.

The hoop member 19 having the above-described structure is used.
As shown in FIG. 6, the relay terminals 14 of the book are attached between the corresponding ridges 16 and the guide protrusions 17 in the relay terminal storage chamber 15 while being connected to the band-like connecting plates 18a and 18b.

This mounting step will be described with reference to FIGS. In each of the drawings, (a) is an enlarged rear view of a main part of the housing body 4 as viewed from the rear, and (b) is an enlarged bottom view of the main part as viewed from below.

FIG. 7 shows the housing main body 4 before the relay terminal 14 is attached, and the relay main body 4 is formed in a concave groove 23 between the ridges 16 formed by the ridges 16 having an inverted T-shaped cross section as shown in FIG. Align the horizontal terminal portion 14a of the terminal 14 with the locking piece 14
a is press-fitted between the ridges 16. At this time, each relay terminal 14
Are located between the corresponding guide projections 17.

The press-fitting of the locking piece 14a is performed by pressing the pressure-receiving piece 22 forward until it reaches the inner wall 15b of the relay terminal housing chamber 15 as described above.

When the pressure receiving piece 22 reaches the back wall 15b, the horizontal terminal portions 14a of the relay terminal 14 are locked along the inner top surface of the relay terminal accommodating chamber 15 by the locking pieces 14c being locked by the ridges 16. And each vertical leg 14b is supported by a back wall 15b.
Along with the corresponding guide projection 17.

Next, as shown in FIG.
When the vertical leg 14b is fixed between the guide projections by caulking
The vertical leg 14b is also fixed along the back wall 15b.

In this state, each relay terminal 14 is supported by the housing main body 4 without rattling.
The V-shaped cut grooves 21a, 21b are formed at the connecting portion between the belt-like connecting plates 18a, 18b, so that the band-like connecting plates 18a, 18b are repeatedly bent to easily connect the connecting portions 21a, 21b. Can be cut and folded.

The cut grooves are formed on the strip-shaped connecting plates 18a, 1a.
In the connecting portions 21a and 21b with the 8b, if V-shaped cut grooves are added from both upper and lower surfaces so as to be thin, the cutting can be more easily performed.

FIG. 10 shows the belt-like connecting plates 18a, 18b.
However, as is apparent from the figure, since the V-shaped cut grooves 21a and 21b are formed in the joint portion, the rear end of the cut horizontal terminal portion 14a is perpendicular to the cut end. The lower ends of the legs 14b are all tapered.

As shown in FIG. 3, each housing hole 1 of the housing body 4 to which the relay terminal 14 is
0, pin jack 3 with terminal 11 and mini D
The IN socket 3 is accommodated, and the rear surface of the housing body 4 is covered with the relay board 8 so that the horizontal terminals 14 a of the terminals 11 and the relay terminals 14 pass through the through holes 13, and are provided on the rear surface of the housing body 4. The relay board 8 is attached with the locking claws 9.

The terminals 11 and the horizontal terminal portions 14a of the connection parts 2 and 3 projecting to the rear side of the relay board 8 are soldered to the pattern 12 of the relay board 8 and electrically connected to the corresponding pattern 12.

Similarly, while the mounting boss 6 provided on the lower surface of the housing main body 4 is inserted into the boss hole of the main wiring board 7 and positioned, the vertical leg portion 14 b protruding from the bottom surface of the jack plate 1 is formed. It is inserted through the through hole of the wiring board 7 and soldered to the pattern of the main wiring board 7.

As described above, both ends of the relay terminal 14 attached to the housing body 4 are inserted through the through holes of the relay board 8 and the main wiring board 7.
4a and the vertical leg 14b are aligned in a straight line, and the tip is tapered, so that even if there are a large number of relay terminals 14, some of the relay terminals 14 do not interfere with the substrates 7, 8 without any trouble. And can be inserted through the through-hole.

In the above-described embodiment, the terminals 11 of all the connecting parts are connected to the pattern 12 of the relay board,
Although the terminal is connected to the pattern of the main wiring board 7 through the terminal 4, for example, as the terminal 11 of the lowermost connecting part, an L-shaped terminal may be used as in the conventional example.

Further, the belt-like connecting plates are connected to both ends of the relay terminal for attachment, but the band-like connecting plates are connected only to either the rear end of the horizontal terminal portion 14a or the lower end of the vertical leg portion 14b. Installation may be performed.

[0066]

As described above, according to the first aspect of the present invention, the terminals 11 of the connecting parts 2 and 3 are connected to the pattern 12 of the relay board 8 mounted in parallel with the rear surface of the housing body 4 and the relay terminals. 14 and is electrically connected to the corresponding pattern of the main wiring board 7.

Therefore, the terminal 1 of each connecting part 2 and 3
1 is connected to the main wiring board 7 using the pattern 12 of the relay board 8, so that the length of the terminal 11 can be shortened and the amount of required metal material can be reduced.

The terminals 11 of the connecting parts 2 and 3
Does not need to be bent like an L-shaped right angle terminal, and does not use an extra metal material. Moreover,
Since the terminals 11 are aligned and protrude to the rear of the housing body and are soldered and fixed to the pattern 12 of the relay board 8, there is no danger of short-circuit between the terminals 11.

Further, since it is not necessary to dispose the L-shaped right angle terminals so as to be separated from each other in the front and rear directions, the entire jack plate 1 does not increase in size rearward.

Further, each relay terminal 14 is connected to the horizontal terminal portion 14.
a is supported between the ridges 16 without play, and the guide projections 17
Since the positioning is performed between the belt-shaped connecting plates, the work of cutting and folding the band-shaped connecting plate 18 can be easily performed.

Although the number of necessary relay terminals 14 differs depending on the number of connecting parts 2 and 3 attached to the jack plate 1, the required number of relay terminals 14 are connected to the belt-like connecting plate 18 for each jack plate 1. Since the relay terminals are prepared in advance and mounted collectively, the remaining relay terminals 14 are not lost during the work of mounting the relay terminals 14, and further, there is no omission in mounting the relay terminals 14.

According to the second aspect of the present invention, when the band-shaped connecting plate 18 is cut and folded, both the horizontal terminal portions 14a and the vertical leg portions 14b of the respective relay terminals 14 are supported without rattling on the housing body. Therefore, the relay terminal 1 can be obtained simply by fixing the housing body and repeatedly bending the band-shaped connecting plate 18.
4 can be disconnected.

After the strip-shaped connecting plate 18 is cut and folded, the vertical legs 14b of the respective relay terminals 14 are fixed along the inner wall 15b of the relay terminal accommodating chamber 15. Even when the lower end is separated from the band-shaped connecting plate 18, the lower end does not move back and forth and is aligned in a straight line, so that the lower end can be collectively inserted into the through holes of the main wiring board 7 arranged in a straight line.

According to the third aspect of the present invention, since the cut grooves 21a and 21b of the connecting portion are V-shaped grooves, the tip of the relay terminal 14 after cutting and folding the band-shaped connecting plate 18 is tapered. It becomes easy to insert into the relay board 8 or the main wiring board 7 because of the shape.

According to the invention of claim 4, when a plurality of relay terminals 14 are continuously press-formed by an automatic machine, a carrier used for feeding works at a constant pitch is used as the band-shaped connecting plate 18. Therefore, there is no need to separately form the strip-shaped connecting plate 18, there is no waste of material, and there is no extra pressing process.

Further, although the number of relay terminals 14 to be mounted varies depending on the number and type of the connection parts 2 and 3 mounted on the jack plate 1, the hoop member 1 having the required number of relay terminals 14 is provided.
All you have to do is prepare 9. That is, only by adjusting the cutting position of the carrier so that the length of the hoop member 19 changes, the required number of relay terminals 14 can be prepared, and the number of relay terminals 14 is counted before mounting. No need to do.

[0077]

[Brief description of the drawings]

FIG. 1 is a front view of a jack plate 1 showing an embodiment of the present invention.

FIG. 2 is a rear view of the jack plate 1. FIG.

FIG. 3A is a side view of the jack plate 1, and FIG.
It is the side view which cut out the principal part.

FIG. 4 is a perspective view showing a state where the relay terminal 14 is attached to the relay terminal accommodating chamber 15;

5A is a plan view of the hoop material 19, and FIG.
(C) is a left side view.

FIG. 6 is a perspective view showing a state where the relay terminal 14 is attached to the relay terminal accommodating chamber 15;

FIGS. 7A and 7B are enlarged views showing a main part of the relay terminal accommodating chamber 15 before mounting the relay terminal 14, wherein FIG. 7A is a rear view and FIG. 7B is a bottom view.

8 shows a state in which the relay terminal 14 is incorporated in the relay terminal accommodating chamber 15 of FIG. 7, (a) is a rear view,
(B) is a bottom view.

9A and 9B show a state in which the relay terminal 14 of FIG. 8 is fixed by caulking the guide projection piece 17, and FIG. 9A is a rear view,
(B) is a bottom view.

10 shows a state in which the band-shaped connecting plate 18 of the relay terminal 14 in FIG. 9 is cut and folded, and FIG.
(B) is a bottom view.

FIG. 11 is a perspective view of a conventional jack plate 100.

FIG. 12 is a side view of the jack plate 100.

FIG. 13 is a side view of another conventional jack plate 120.

FIG. 14 is a longitudinal sectional view of a main part of the jack plate 120.

[Explanation of symbols]

 2, 3 connection parts 4 housing body 7 main wiring board 8 relay board 11 terminal 12 pattern 14 relay terminal 14a horizontal terminal portion 14b vertical leg 15 relay terminal accommodating chamber 15a inner top surface 15b inner wall 16 ridge 17 guide protrusion 18 Strip-shaped connecting plates 21a, 21b

────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Koichi Otomo 1608 Sugano, Isohara-cho, Isohara-cho, Kitaibaraki-shi, Ibaraki SMC Corporation Ibaraki Office (56) References JP-A-8-138787 JP-A-8-17493 (JP, A) JP-A-8-106938 (JP, A) JP-A-7-235746 (JP, A) JP-A-58-125380 (JP, U) JP-A 50-155561 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB name) H01R 23/00-23/68 H01R 9/09 H01R 9/22-9/28 H01R 13/73

Claims (4)

(57) [Claims] 1. A vertically arranged housing body (4).
And connecting parts (2) and (3) arranged in a plurality of stages on the housing body (4), and the terminals (11) of the connecting parts (2) and (3) are connected to the bottom surface of the housing body (4). In the jack plate electrically connected to the corresponding pattern of the main wiring board (7) horizontally disposed on the side, the relay terminal accommodating chamber (15) opening on the bottom side and the back side includes:
A housing body (4) recessed in the base, a relay board (8) attached to the housing body (4) in parallel with the back surface of the housing body (4), and a lower end in a pattern of the main wiring board (7) It comprises a vertical leg (14b) for electrical connection and a horizontal terminal (14a) at the rear end for electrical connection to the pattern (12) of the relay board (8). A plurality of L-shaped relay terminals (14) for electrically connecting the pattern (12) of the relay board (8) electrically connected to the main circuit board (7) to the corresponding pattern of the main wiring board (7); ) Extending in parallel with each other from the inner top surface (15a) to support the relay terminal housing (15) in the front-rear direction along the inner top surface (15a) of the relay terminal housing (15); Connect the vertical leg (14b) to the relay terminal accommodation room ( 15) so as to be guided vertically along the back wall (15b).
b), a plurality of guide projections (17) protruding from at least one of the relay terminals (14), and at least one end of each of the relay terminals (14) has a band-like shape at the joint portion where the cut grooves (21a) and (21b) are formed. The plurality of relay terminals (14) are formed in a chain so as to be integrally connected to the connection plate (18), and the plurality of relay terminals (14) are bent in an L shape in a chain state, and then the relay terminals are accommodated. A horizontal terminal portion (14a) of each relay terminal (14) is mounted between the ridges (16) from the rear of the chamber (15), and a vertical projection (14b) of each relay terminal (14) corresponds to a guide protrusion. (17) The band-shaped connecting plate (18) is cut and folded by the cut grooves (21a) and (21b) while being guided until it reaches the inner wall (15b), and the plurality of relay terminals (14) are cut. That they were installed individually in the relay terminal housing chamber (15). A featured jack board. 2. The vertical leg (14) of each relay terminal (14).
b) is guided between the corresponding guide projections (17) and is pressed until it reaches the inner wall (15b), and the vertical leg (14b) is moved between the guide projections (17) and the housing body (4). 2. The jack plate according to claim 1, wherein the band-shaped connecting plate is cut and folded by the cut grooves. 3. The cut grooves (21a) and (21b)
The jack plate according to claim 1, wherein the jack plate is a letter-shaped groove. The band-like connecting plate (18) is connected to the relay terminal (1).
The jack plate according to any one of claims 1 to 3, wherein the carrier is a carrier when press-molding (4).