JP3303948B2 - Printed wiring board connector - 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 for a printed wiring board for electrically connecting a connection pattern of a double-sided printed wiring board inserted into a board insertion groove to a pattern of a main printed wiring board.

[0002]

2. Description of the Related Art Conventionally, a leaf spring contact piece 101 as shown in FIGS. 11 to 13 is used in this type of printed wiring board connector 100. FIG. This leaf spring contact piece 101
Is formed by stamping and bending a conductive metal plate by press molding, and a plurality of leaf spring contact pieces 101 are implanted in the housing 102 along a board insertion groove 103 formed in the housing 102.

The contact portion 104 of the leaf spring contact piece 101 faces the inside of the board insertion groove 103 and comes into contact with the connection pattern of the printed wiring board 105 inserted in the board insertion groove 103.

In the printed wiring board connector 100 using the leaf spring contact piece 101, the leaf spring contact piece 101 is supported by the housing 102 substantially in parallel with the longitudinal direction of the board insertion groove 103. In addition, there is a problem that the pitch L1 between the leaf spring contact pieces 101 is long, and miniaturization cannot be achieved.

[0005] A printed circuit board connector 107 using a fork-type female contact 106 as shown in FIG. 14 is also known. According to the fork-type female contact 106, the housing 1 is inserted in a direction orthogonal to the board insertion groove 108.
11, the pitch between the contacts can be reduced, so that the printed circuit board connector 107 can be downsized.

[0006]

However, such a contact by the fork-type female contact 106 has a high contact pressure per one pole, and when a large number of contacts 106 contact the printed wiring board 109 at the same time due to the narrow pitch, A large contact pressure is generated as a whole, and the printed wiring board 1
There is a problem that the insertion / removal force of the connector 09 increases, and the connection work becomes difficult.

Also, there is a limit to the narrow pitch of the contacts 106, and there has been a problem that the size of the printed wiring board connector 107 cannot be further reduced and the number of poles per unit length of the housing cannot be increased.

Further, since a contact insertion hole 119 for inserting the support portion 117 of the contact 106 and the contact portion 118 is opened in the bottom surface of the housing 111, the strength of the housing 111 is reduced and the contact portion 118 has a flux. There is a risk of intrusion.

Further, each of the solder terminals 110 is connected to the housing 1.
11 protrudes in a straight line on one side of the printed wiring board 11, and when a force in a direction perpendicular to the printed wiring board 109 is applied to the housing 111 by insertion and removal of the printed wiring board 109, the solder connection portion 110 with the main printed wiring board 112 has an adverse effect such as pattern peeling. give. This phenomenon is particularly caused by the surface mount type printed circuit board connector 107 having a structure that is easily inclined as shown in FIG.
Is a major problem.

In order to solve the fourth problem, the present applicant has provided a printed wiring board connector 114 using a fork-type female contact 113 shown in FIGS. ing.

According to the fork-type female contact 113, since the solder terminal portions 116 protrude from both sides of the housing 115, the housing 115 is inclined as described above, which adversely affects the solder connection portion 116. Absent.

However, since the fork-type female contact 113 has two solder terminal portions 116 per one pole, an extra material is used.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and makes it possible to reduce the pitch between contacts, does not increase the force for inserting and removing a printed wiring board, and does not apply a large stress to a solder connection portion. A printed wiring board is provided.

[0014]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a connector for a printed wiring board, which is provided in a housing having a board insertion groove formed along the board insertion groove. In a printed wiring board connector in which a plurality of contacts are provided and a plurality of contacts are in contact with the printed wiring board inserted into the board insertion groove, the contacts are formed by punching a conductive metal plate, and the cut surface is printed on both sides. A contact portion serving as a contact surface with the wiring board, a support portion supported in the housing, and a solder terminal portion for solder connection with the pattern of the main printed wiring board, and the plurality of contacts are a first contact and a second contact. it contacts a plurality of pairs of a pair, each pair of the first contact and the second contact, the longitudinal and straight in the board insertion grooves formed in the front surface of the housing Coplanar with that, so as to be positioned to each other at a predetermined gap, the rear rear and front of the housing
And the solder terminals of the first contact and the second contact are housed in the housing.
On the front and rear of the bottom of the
The pattern of the main printed wiring board arranged parallel to the direction
And a contact portion is opposed in the board insertion groove, and is in contact with the double-sided printed wiring board inserted in the board insertion groove.

Further, the invention of claim 2 is characterized in that the respective support portions of the first contact and the second contact are positioned and supported by the housing pressure portion behind the substrate insertion groove.

Further, the invention according to claim 3 is characterized in that fixing means for engaging with the housing and preventing rattling of the solder terminal portion are formed near the solder terminal portion of the contact.

Further, the connector for a printed wiring board according to claim 4 is provided.
In a printed wiring board connector, a plurality of contacts are arranged along a board insertion groove in a housing having a board insertion groove formed therein, and the plurality of contacts are in contact with the printed wiring board inserted into the board insertion groove. The contact is formed by stamping a conductive metal plate, and a contact portion having a cut surface as a contact surface with the double-sided printed wiring board, a support portion supported in the housing, and a solder connection with a pattern of the main printed wiring board. And a plurality of contacts by cutting the fork-type female contact at the support portion.
The first contact and the second contact to be formed are composed of a plurality of sets each of which is a set, and the first contact and the second contact of each set are on the same plane orthogonal to the longitudinal direction of the substrate insertion groove, and are mutually predetermined. The first contact and the second contact are supported in the housing so as to be located with a gap therebetween, and respective contact portions of the first contact and the second contact face each other in the board insertion groove, and come into contact with the double-sided printed wiring board inserted in the board insertion groove. It is characterized by doing.

[0018]

According to the first aspect of the present invention, since the contact portions of the first contact and the second contact face each other in the substrate insertion groove, the surface of the double-sided printed wiring board inserted in the substrate insertion groove. And the pattern on the back surface respectively.

The first contact and the second contact of each set are supported in the housing so as to be located on the same plane orthogonal to the longitudinal direction of the substrate insertion groove and with a predetermined gap therebetween. The pitch with other sets of contacts can be narrowed, and furthermore, two contacts can be obtained per set, so that multi-poles can be realized.

Further, the contact pressure per contact pole is halved, and the number of poles can be increased without increasing the force for inserting and removing the printed wiring board.

Since the first contact and the second contact are inserted from the front and rear surfaces of the housing and are supported in the housing, the bottom surface of the housing is not completely opened and a part of the housing remains, and the housing strength is reduced. The flux does not easily enter the contact portion without lowering.

Also, since the solder terminal portions of the first contact and the second contact are located in front and rear of the bottom surface of the housing, the housing receives a force due to insertion and removal of the printed wiring board before and after the housing, and the housing is inclined. Therefore, there is no adverse effect on the solder connection.

According to the second aspect of the present invention, since the first contact and the second contact are positioned and supported by the housing pressure portion behind the board insertion groove, even if the printed wiring board is inserted, the contact can be formed. The supporting housing does not bend and the contact does not come off. Further, since there is no housing pressure portion above and below the substrate insertion groove, the thickness of the housing can be reduced.

According to the third aspect of the present invention, since the contact fixing means is engaged with the housing to prevent rattling of the solder terminal portion, even if the solder terminal portion has a distance from the support portion, It is accurately positioned on the corresponding land pattern of the main printed wiring board.

According to the fourth aspect of the present invention, since the first contact and the second contact are formed by fork-type female contacts, the fork-type female contacts can share a contact material and a press die.

[0026]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A connector 1 for a printed wiring board according to an embodiment of the present invention will be described below with reference to FIGS.

In this embodiment, the printed wiring board connector 1 comprises a housing 2 and a plurality of contacts 8 and 9 supported by the housing 2.

The housing 2 is formed by molding a heat-resistant plastic material such as PPS (polyphenylene sulfide), for example, and has a front surface (left side in FIG. 1) on both sides parallel to the longitudinal direction of the housing 2. A board insertion groove 5 into which the printed wiring board 4 is inserted is recessed.

The rear part of the substrate insertion groove 5 is a housing pressure part 6, and a support part 8 for contacts 8, 9 described later.
1, 91b are positioned and supported.

As shown in FIGS. 1 and 2, a plurality of contact receiving holes 7 are formed so as to be orthogonal to the substrate insertion grooves 5,
The distance L2 between the contact receiving holes 7 along the substrate insertion groove 5
Is a double-sided printed wiring board 4 inserted into the board insertion groove 5
Are equal to the pitch L3 between the connection patterns 41.

The contact receiving hole 7 penetrates through the front and rear of the housing 2, but since the bottom surface is covered by the housing 2, the strength of the housing 2 is not impaired.

Each contact accommodation hole 7 accommodates a set of a first contact 8 and a second contact 9.

The first contact 8 and the second contact 9 are
By punching a conductive metal plate having a spring property such as phosphor bronze, a primary molded product made of a hoop material as shown in FIG. 5 is formed,
Further, it is obtained by cutting this primary molded product at a portion C indicated by oblique lines in the figure. Therefore, since only the punching is performed and the bending is not performed, the processing is easy.

As shown in FIG. 6A, the first contact 8 has a contact piece 82 projecting forward from a wide support portion 81. The front end of the contact piece 82 has a curved surface with a cut surface directed downward. The contact portion 83 is as follows.

On the bottom surface of the support portion 81, a locking projection 87 which bites into the housing pressure portion 6 to prevent the first contact 8 from coming off is protruded, and the support portion 8 is provided from the rear end.
A leg 84 is vertically provided at right angles to 1, and the first contact 8 is formed in a substantially L-shape as a whole.

The lower end of the leg portion 84 has a solder terminal portion 85 whose bottom surface is connected to the land pattern of the main printed wiring board 3 by soldering.
In front of the solder terminal portion 85, a fixing projection 86 as a fixing means is provided so as to protrude.

As shown in FIG. 6B, the second contact 9
Also, like the first contact 8, the support portion 91, the locking protrusion 9
7, contact piece 92, contact portion 93, leg portion 94, solder terminal portion 9
5 and a fixing projection 96.

The contact piece 92 is cantilevered at an intermediate position of the support portion 91, protrudes upward from the base end, is bent forward in an arc shape, and is disposed in parallel with the front support portion 91a. The front end of the contact piece 92 is a contact portion 93 whose cut surface is a curved surface facing upward, and faces the contact portion 83 of the first contact 8 while being supported by the housing 2.

On the bottom surface of the rear support portion 91b, a locking projection 97 that bites into the housing pressure portion 6 and prevents the second contact 9 from coming out is projected, and the front end of the front support portion 91a is provided. A leg 94 is vertically provided at right angles to the support 91.

The lower end of the leg 94 has a solder terminal 95 whose bottom is connected to the land pattern of the main printed wiring board 3 by soldering.
A fixing projection 96 as a fixing means of the second contact 9 protrudes rearward from the solder terminal portion 95.

As shown in FIG. 1, a pair of the first contact 8 and the second contact 9 configured as described above includes a first contact 8 from the rear of the housing 2 and a second contact 9 from the front. It is pressed into the contact receiving hole 7.

At the position where the leg 84 abuts the rear surface of the housing 2, the first contact 8 is locked by the locking projection 87 to the housing pressure portion 6 and is positioned and fixed in the contact receiving hole 7. Thus, the housing 2 is fixed to the fixing protrusion 8.
6 and the supporting portion 81, so that the solder terminal portion 85
Is not separated from the land pattern of the main printed wiring board 3.

In this state, the fixing projection 86 engages with the fixing groove 10 a formed in the rear end of the bottom surface of the housing 2. The width of the fixing groove 10a is substantially the same as the width of the fixing protrusion 86. When the fixing protrusion 86 engages with the fixing groove 10a, the solder terminal 85 is positioned with respect to the housing 2 without play.

Similarly, at the position where the leg 94 abuts on the front surface of the housing 2, the second contact 9 is locked by the locking projection 97 to the housing pressure member 6, and is positioned and fixed in the contact receiving hole 7. You. Therefore, any contact 8,
9 is also supported by the housing pressure member 6 which is hardly bent,
Even when an external force is applied to the housing 2, the contacts 8, 9 do not come off.

With the second contact 9 positioned in the housing 2, the fixing protrusion 96 engages with the fixing groove 10 b formed in the front end of the bottom surface of the housing 2. Fixing groove 10
The groove width of b is substantially the same as the width of the fixed protrusion 96,
Similarly, when the fixing projection 96 is engaged with the fixing groove 10b, the solder terminal portion 95 is positioned with respect to the housing 2 without play. In particular, since the housing 2 is sandwiched between the fixing projection 96 and the support portion 91, the solder terminal portion 95 is lifted up and does not separate from the land pattern of the main printed wiring board 3, and the contact portion 93 is raised upward. To contact with the contact portion 83.

As described above, the set of the first contact 8 and the second contact 9 are accommodated in the same contact accommodating hole 7, so that they are on the same plane orthogonal to the longitudinal direction of the board insertion groove 5 (in FIG. And the contact portions 83 and 93 of the contacts 8 and 9 face the inside of the substrate insertion groove 5.
The two-sided printed wiring board 4 inserted into the board insertion groove 5 is opposedly arranged so as to sandwich it.

The printed wiring board connector 1 in which the contacts 8 and 9 are incorporated in the housing 2 is such that the solder terminals 85 and 95 of the contacts 8 and 9 are connected to the main printed wiring board 3.
And soldered to the corresponding land pattern by reflow processing.

The solder connection with the main printed wiring board 3
Since it is located on the straight line of two rows before and after along the longitudinal direction of the housing 2, the double-sided printed wiring board 4 is inserted or
Even if a rotational moment is applied to the printed wiring board connector 1 by the removal, a large external force is not transmitted to the individual solder connection portions 85 and 95.

In the reflow process, since the bottom surface of the contact receiving hole 7 is covered by the housing 2, it is difficult for the flux to enter the contact portions 83 and 93.

When the double-sided printed wiring board 4 is inserted into the printed wiring board connector 1 soldered and fixed on the main printed wiring board 3, each connection pattern 41 printed on the surface of the double-sided printed wiring board 4 becomes It contacts the contact portions 83 arranged at the same pitch along the board insertion groove 5, and is electrically connected to the land pattern behind the housing 2 via the first contact 8.

On the other hand, each connection pattern 4 printed on the back surface
The contacts 1 are in contact with the contact portions 93 facing the contact portions 83, respectively, and are electrically connected to the land patterns 31 in front of the housing 2 via the second contacts 9.

Next, a printed wiring board connector 11 according to a second embodiment of the present invention will be described with reference to FIGS.

While the printed wiring board connector 1 of the first embodiment is connected to the double-sided printed wiring board 4 inserted in the horizontal direction, the printed wiring board connector 11 of the second embodiment is vertically connected. It is connected to the double-sided printed wiring board 4 to be inserted.

Note that the same components as those described in the first embodiment are denoted by the same reference numerals and description thereof is omitted.

In the figure, reference numeral 12 denotes an insulative housing formed by molding a heat-resistant plastic material such as PPS (polyphenylene sulfide). The double-sided printed circuit board 4 is parallel to the longitudinal direction of the housing 12 from the top surface. The board insertion groove 15 to be inserted is recessed.

On both sides of the board insertion groove 15 are formed housing pressure portions 16 for positioning and supporting support portions 181 and 191 of contacts 18 and 19 described later.

As is apparent from FIGS. 8 and 9, a plurality of contact receiving holes 17 are formed in the housing pressure portion 16 with the substrate inserting groove 15 interposed therebetween. The intervals between the holes 17 are equal to the pitch between the connection patterns 41 of the double-sided printed wiring board 4 inserted into the board insertion groove 15.

The contact receiving hole 17 is provided in the housing 12
However, since the bottom surface is covered by the housing 12, the strength of the housing 12 is not impaired.

As shown in FIG. 7, a pair of first contacts 18 and second contacts 19 are accommodated in each contact accommodating hole 17, respectively.

The first contact 18 and the second contact 19
Can be obtained by cutting a supporting portion 141 of a fork-shaped female contact 14 shown in FIG. 10 formed by punching a conductive metal plate having a spring property such as phosphor bronze at a portion D indicated by oblique lines in the drawing.

Therefore, the contacts 18 and 19 can be easily processed because only the punching process is performed and the bending process is not performed.

Further, as shown in FIG. 16, the fork-shaped female contact 14 which is the primary molded product is independently used as a contact of the connector 114 for a printed wiring board, as can be seen from the approximation of the shape of the contact 113. can do. Therefore, depending on the application of the connector for a printed wiring board, it can be used also as a fork-type female contact, and a contact material and a mold can be shared.

As shown in FIG. 7, the first contact 18 has a support portion 181 vertically set up above the leg portion 184.
On the side surface of the support portion 181, a locking projection 187 that bites into the housing pressure portion 16 and prevents the first contact 18 from dropping downward is protruded.

The contact piece 182 is cantilevered at the base end of the support portion 181, protrudes laterally from the base end, is formed in an arc shape upward, and is inserted into the substrate insertion groove 15 in parallel with the support portion 181. It is arranged to face. The upper end of the contact piece 182
The cut surface is a contact portion 183 that is curved toward the substrate insertion groove 15.

The lower end of the leg portion 184 is a solder terminal portion 185 whose bottom surface is connected to the land pattern of the main printed wiring board by soldering.

As is apparent from the figure, the second contact 1
9 is formed symmetrically with the first contact 18 at the center of the housing 12, and like the first contact 18, the support portion 191, the locking projection 197, the contact piece 192, and the contact portion 19 are formed.
3, a leg portion 194, and a solder terminal portion 195.

The pair of the first contact 18 and the second contact 19 configured as described above are pressed into the contact receiving hole 17 from the bottom surface of the housing 12.

The contacts 18, 19 are connected to the legs 184, 1
At positions where the 94 abuts against the bottom surface of the housing 12, the locking projections 187 and 197 are locked to the housing pressure member 16, and are positioned and fixed in the contact receiving hole 17.

Each contact accommodating hole 17 is provided in the board insertion hole 1.
5, the first contact 18 and the second contact 19 are formed in the contact accommodation holes 17.
When it is positioned and fixed inside, the contact portions 183, 19 of the contacts 18, 19 are located on the same plane orthogonal to the longitudinal direction of the substrate insertion groove 15 (the same plane as the paper in FIG. 7).
3 faces the inside of the board insertion groove 15 and is opposed to the double-sided printed wiring board 4 inserted in the board insertion groove 15 so as to be sandwiched therebetween.

The printed wiring board connector 1 in which the contacts 18 and 19 are incorporated in the housing 12 has the solder terminals 185 and 195 of the contacts 18 and 19 positioned on the land pattern on the surface of the main printed wiring board. Is soldered to the corresponding land pattern.

Solder connection 18 with main printed wiring board
5, 195 are positioned on two straight lines in the front and rear direction along the longitudinal direction of the housing 12 as shown in FIG. 9, so that the insertion or removal of the double-sided printed wiring board 4 causes a rotational moment to be applied to the printed wiring board connector 11. Even if applied, a large external force is not applied to each solder connection.

When the double-sided printed wiring board 4 is inserted into the printed wiring board connector 11 soldered and fixed on the main printed wiring board, each connection pattern 41 printed on one surface of the double-sided printed wiring board 4 becomes , Board insertion groove 1
7 and are electrically connected to the land patterns 31 on the right side in FIG. 7 of the housing 12 via the first contacts 18, respectively.

On the other hand, each connection pattern 41 printed on the other surface has a contact portion 193 facing the contact portion 183.
With the housing 1 through the second contact 19.
2 is electrically connected to the land pattern 31 on the left side.

In the above first and second embodiments, the printed wiring board connector has been described as an SMT (surface mounting) type connector, but the solder terminal portion of the contact is inserted into the through hole of the main printed wiring board. A so-called discrete type connector that solders a printed pattern on the back surface of the main printed wiring board may be used.

[0075]

As described above, according to the first aspect of the present invention, the first contact and the second contact of each set have their metal plate surfaces on the same plane orthogonal to the longitudinal direction of the substrate insertion groove. Since they are supported in the housing so as to be located at a predetermined gap from each other, the pitch with other sets of contacts can be shortened, and further, two-pole contacts can be obtained per set. Therefore, multipolarization is possible.

Further, the contact pressure per one contact is reduced by half, and the multi-pole can be realized without increasing the force for inserting and removing the printed wiring board.

Further, since the cut surface of the metal plate is used as the contact surface with the printed wiring board, the contact pressure per unit contact area increases, and the contact reliability can be obtained.

Further , since the first contact and the second contact are inserted from the front and rear surfaces of the housing and supported in the housing, a part of the housing remains on the lower surface of the board insertion groove, and the housing strength is reduced. Without doing
Further, it is difficult for the flux to enter the contact portion.

Further, since the respective solder terminal portions of the first contact and the second contact are located at the front and rear of the bottom surface of the housing, the force due to the insertion and removal of the printed wiring board is received before and after the housing, and the housing does not tilt. No large stress is transmitted to the solder connection portion, and no adverse effects such as pattern peeling are caused.

Further, the first contact and the second contact can reuse the contact material of the connecting portion as compared with the conventional contact for preventing housing inclination.

According to the second aspect of the present invention, since the first contact and the second contact are positioned and supported by the housing pressure portion behind the board insertion groove, even if the printed wiring board is inserted, the contact support is maintained. The housing supporting the portion does not bend and the contact does not fall off. Further, since there is no housing pressure portion above and below the substrate insertion groove, the housing can be made thin.

According to the third aspect of the present invention, the contact fixing means engages with the housing to prevent rattling of the solder terminal portion. It is accurately positioned on the corresponding land pattern of the printed wiring board, and has excellent workability when surface mounting,
In addition, there is no possibility that a solder defect due to a positional deviation from the land pattern is caused.

According to the fourth aspect of the present invention, since the first contact and the second contact are formed of fork-type female contacts, the fork-type female contacts can share a contact material and a press die.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view of a connector for a printed wiring board according to a first embodiment of the present invention.

FIG. 2 is a front view of the printed wiring board connector of FIG. 1;

FIG. 3 is a plan view of FIG. 2 showing a state where a printed wiring board is inserted;

FIG. 4 is a rear view of FIG. 2;

FIG. 5 is a plan view of a primary molded product of a contact used for the connector for a printed wiring board in FIG. 1;

FIG. 6A is a perspective view of a first contact, and FIG. 6B is a perspective view of a second contact.

FIG. 7 is a longitudinal sectional view of a printed wiring board connector according to a second embodiment of the present invention.

FIG. 8 is a front view of FIG. 7 showing a state where a printed wiring board is inserted.

FIG. 9 is a plan view of FIG. 7;

FIG. 10 is a front view of an intermediate molded product of a contact used in the connector for a printed wiring board in FIG. 7;

FIG. 11 is a plan view showing a first conventional printed circuit board connector.

FIG. 12 is a front view of FIG. 11;

13A is a longitudinal sectional view of FIG. 11, and FIG. 13B is a front view of the contact.

FIG. 14 is a longitudinal sectional view showing a printed wiring board connector according to a second conventional example.

FIG. 15 is a plan view showing a third conventional printed circuit board connector.

FIG. 16 is a longitudinal sectional view of FIG.

[Explanation of symbols]

 2 Housing 3 Main printed wiring board 5 Board insertion groove 4 Double-sided printed wiring board 6 Housing pressure part 8 First contact 9 Second contact 14 Fork-type female contact 18 First contact 19 Second contact 81 Supporting part 83 Contact part 85 Solder Terminal part 91 Support part 93 Contact part 95 Solder terminal part 96 Fixing means 141 Support part

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-5-299143 (JP, A) JP-A-7-240246 (JP, A) JP-A-7-211407 (JP, A) 25269 (JP, A) JP-A 2-80970 (JP, U) JP-A 3-26975 (JP, U) JP-B 41-7256 (JP, B1) (58) Fields surveyed (Int. Cl. ⁷ , DB name) H01R 12/04-12/22

Claims (4)

(57) [Claims] 1. A housing 2 having a substrate insertion groove 5 formed therein.
A plurality of contacts are provided along the board insertion groove 5, and the printed wiring board connector inserted into the board insertion groove 5 and the plurality of contacts are in contact with each other. Contact portions 83 and 93 formed by stamping and having a cut surface as a contact surface with double-sided printed wiring board 4, and support portion 8 supported in housing 2
1, 91, and solder terminal portions 85, 95 for solder connection with the pattern of the main printed wiring board 3. The plurality of contacts are composed of a plurality of sets each including a first contact 8 and a second contact 9. The first contact 8 and the second contact 9 of each pair are housed.
The housing 2 is inserted from the front surface and the rear surface of the housing 2 so as to be located at a predetermined gap from each other on the same plane orthogonal to the longitudinal direction of the substrate insertion groove 5 formed on the front surface of the housing 2. > Solder in the first contact 8 and the second contact 9 supported in the housing 2
Terminal portions 85 and 95 are located in front and rear of the housing bottom.
Placed parallel to the insertion direction of the printed circuit board.
Solder connection to the pattern of the main printed wiring board 3
A connector for a printed wiring board , wherein contact portions 83 and 93 face each other in the board insertion groove 5 and come into contact with the double-sided printed wiring board 4 inserted in the board insertion groove 5. 2. The printed wiring board connector according to claim 1 , wherein the support portions 81 and 91 of the first contact 8 and the second contact 9 are positioned and supported in the housing pressure portion 6 behind the board insertion groove 5. 3. The printed circuit board connector according to claim 2 , wherein fixing means 96 are formed near the solder terminal portion 95 of the contact 9 to engage with the housing 2 and prevent rattling of the solder terminal portion 95. 4. A housing in which a substrate insertion groove 15 is formed.
12, a plurality of contacts disposed along a board insertion groove 15, in the printed wiring board connector for printed circuit board and a plurality of contacts that are inserted into the board insertion groove 15 are in contact, the contact is a conductive metal plate A contact portion formed by punching out and using the cut surface as a contact surface with the double-sided printed wiring board 4
And 183 and 193, and the supporting portion 181 and 191 that is supported in the housing 12, and a solder terminal portion 185,195 which connects the pattern and the solder of the main printed wiring board 3, a plurality of contacts, forked female contact 14 Support
It becomes the first contact 18 and second contact 19 which is formed by cutting at the lifting portion 141 by a plurality of pairs of a pair, the first contact 18 and second contact 19 of each pair, the longitudinal substrate insertion groove 15 The housing 12 is located on the same plane perpendicular to the direction with a predetermined gap therebetween.
Is supported within, the respective contact portions 183 and 193 of the first contact 18 and second contact 19 are opposed to each other in the board insertion groove 15 within, in contact with the double-sided printed wiring board 4 inserted into the board insertion groove 15 A connector for a printed wiring board, characterized by the following.