JPH08168565A - Connection board for electric parts of game machine, for example - Google Patents

Abstract

PURPOSE: To stabilize performance and quality by enabling mass production with high yield. CONSTITUTION: A connection pin 18 is formed integrally from, a supporting shaft part 19, a leg shaft part 20 in the shape of a hollow shaft, a restraint part 21 of a large-diameter flange shape and a pin part 22 for plug connection, and the supporting shaft part 19 is press-inserted into a inserting hole 15 formed in a main body 14 of a connector at a prescribed arranging interval. Further, when a forming jig 31 is strongly pressed from the rear side of a board 11 while being matched with the leg shaft part 20 protruded on the rear side of the main body 14 in the state of inserting and positioning the leg shaft part 20 into a through hole 13 of the board 11, an engage part 23 whose top end part is expanded is obtained to be engaged with a pattern line 12 in an appropriate conducting state, and the main body 14 and the board 11 are strongly calked and coupled with each other by this engage part 23 and the restraint part 21.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connection board for electric parts in, for example, a game machine, and more specifically to various electric parts such as a lamp, a switch, a motor and a solenoid for controlling a power circuit side and a control circuit. The present invention relates to a relay connection board for connecting to the circuit unit side.

[0002]

2. Description of the Related Art In a gaming machine typified by a pachinko machine, which is one of the devices provided with various electric parts, various prize-winning devices, guides, etc., provided on a game board of each model depending on the game content are provided. Including the gaming parts, including lamps for displaying lights, switches for detecting balls, motors and solenoids for operating members, etc., these electrical parts are generally connected to the power circuit section of the gaming machine. It is connected to each circuit section of the control circuit board for the game that has been played, and input / output is controlled (lighting, detection, driving) according to the progress of the game contents. And since the connection end parts of various electric parts face the back side of the game board, while the control circuit board is installed on the back side of the game machine, when connecting both (wiring), it is generally installed on the back side of the game board and relayed. A connection board, called a board, is used.Connecting wires on one side of the board are used for connecting electrical parts, and on the other side, connecting wires for the control circuit board are inserted using male and female connectors, respectively. It is supposed to be connected.

[0003]

By the way, the conventional connection base for relays used in the above-mentioned gaming machines, etc., has a shape / size and function suitable for each model, and is basically shown in FIG. As schematically shown in FIGS. 13 and 14, male connectors A and B of a required form are fixedly connected by soldering to predetermined positions of the circuit pattern line 12 formed on the printed board 11, respectively. Each connector A,
All connection pins 40 fitted and fixed to B are leg portions 41 at the rear end.
After being inserted into the respective through holes 13 provided at the positions of the respective pattern lines 12, the two 41, 12 are welded and connected by the solder 43. However, in such a connection board, when the male connector is fixedly connected, it takes time and effort to manufacture it including the pretreatment of soldering and the welding process, and it is difficult to mass-produce it. In particular, when soldering the male connector by hand, that is, when manually soldering the connector, that is, by a worker's manual work, considerable skill is required and it becomes troublesome.
Despite the same type of base, the amount of solder 43 deposited (size allowance)
However, there was a big problem that many of the basic products were not uniform and didn't look good. By the way, it has been pointed out that a product having a large amount of solder 43 deposited is a defective product which is likely to cause a short circuit (short circuit) in advance and the product yield is low.

Regarding the male connectors A and B which are generally used in the connection board, as shown in FIGS. 12, 13, and 14 as typical examples, the hook 16 is used.
There is a type A type based on the rectangular disc-shaped main body 14 and a type B type based on the rectangular box-shaped main body 14. Regardless of the type, a plurality of connecting pins 40 matching the energization conditions of the target electric component are press-fitted and fixed in the front-rear direction of each main body 14 at a predetermined arrangement interval, and the pin portion 42 on the front side thereof is fixed. , The rear legs 41 are both aligned to the same length. The male connectors A and B are engaged with female connectors A ₁ and B _{1 of} type A and type B connected to one end of a connecting wire 25 for various electric parts. Alternatively, they can be fitted to each other so that their pin portions and the connection holes can be inserted and connected.

[0005]

SUMMARY OF THE INVENTION The present invention has been proposed in order to solve the above-mentioned problems, and various types of male connectors are firmly fixedly connected to a printed board by crimping to improve the yield of board products. It is an object of the present invention to provide a connection board for electric parts in, for example, a game machine, which enables good mass production easily and stabilizes performance and quality.

[0006]

The above-mentioned problems are overcome,
In order to preferably achieve the intended purpose, for example, a connection board for electric parts in a gaming machine according to the present invention, at a predetermined position of a plurality of pattern lines for a circuit printed on a board of a required shape and size, A male connector is inserted and fixedly connected through multiple through holes and connecting pins, and a female connector connected to one end of multiple connecting wires connected to various electrical parts is inserted into this connector. In the connection board that can be connected, the male connector is made of the plurality of metal members that are molded into a predetermined shape and size in the front-rear direction of the main body that is resin-molded into the required shape and size. The connection pins are press-fitted at predetermined intervals to be fixed in position and fixed, and a pin portion for inserting connection to the female connector is formed at the front end portion of the connection pin, while the base plate is provided at the rear end portion of the connection pin. A hollow leg shaft portion that can be inserted into the provided through hole is formed, and the leg shaft portion is inserted into the through hole and the projecting end portion thereof is deformed into an expanded shape as a fastening portion by caulking coupling, It is characterized in that it is firmly engaged with the pattern line and is fixedly connected to the substrate.

[0007]

[Operation] The connecting pin includes a locking portion that is locked and positioned on the front side of the body of the male connector, and a pin portion that extends to the front side of the connector body and is inserted into the female connector for connection.
The connector main body and the hollow leg shaft portion that is fitted into the through hole of the base are integrally formed. The male connector is formed by press-fitting and inserting the connection pins at a predetermined arrangement interval in the front-rear direction of the resin-molded main body. Then, the leg shafts of the respective connecting pins projecting to the rear of the main body are fitted into the through holes provided in the base, and the ends projecting to the opposite surface of the base are deformed in an expanded manner, so that this deformation is performed. The engaging portion and the engaging portion are engaged with the base and the front surface of the connector body, respectively. As a result, the board, the connector body, and the connection pins themselves are firmly caulked and coupled, and the engaging portion and the pattern line of the board are held in a conductive state.

[0008]

[Embodiment] Next, a preferred embodiment of a connection board for electric parts in a game machine according to the present invention will be described.
The following is a detailed description with reference to the accompanying drawings. In the present embodiment, for convenience of explanation, a general pachinko machine P as schematically shown in FIGS. 10 and 11 is mainly used as a base for relaying. By the way, in this pachinko machine P, although not specifically shown, in the game area 3 of the game board 2 housed and set inside the front of the front frame 1,
As a gaming part for pachinko with various electric parts assembled, an illumination device 4 having a lamp, a rotation guide (generally called a wind turbine with a lamp) 5, a prize device 6 having a lamp, a switch, a solenoid, etc. 7, 8 and a variable pattern display device 9 having a lamp, a switch, an indicator and a motor, etc. are respectively arranged, and each electric part of these game parts is for a game installed on the back side of the pachinko machine P. The control circuit boards 10 (see FIG. 11) are systematically connected to each other, and input / output control (lighting, detection, driving) is performed according to the progress of the game contents.

In the example of such a pachinko machine P, the connection board of the present embodiment relating to each electric part assembled to the various game parts described above is used as a relay board for the control circuit board 10. An example in which a screw or the like is installed in a corner or the like on the back side of the game board 2 is shown (see FIG. 11). As shown in FIGS. 1, 4, and 8 as a basic configuration, the printed circuit board 11 is provided with a predetermined position on one side surface (opposite surface of the printed pattern line) at a predetermined position for controlling electrical conduction of various electric parts. The combined male connectors A and B of type A and type B are firmly fixedly connected to each other by caulking connection described later, and the female connectors A ₁ in the connecting wires 25 and 25 for electric parts , B ₁ can be inserted and connected for each type. The base 11 and the female connectors A ₁ and B ₁ may be the same as those conventionally used, and detailed description thereof will be omitted.

Therefore, in the connection board of this embodiment, each male connector fixedly connected to the board 11 will be described in detail with reference to the drawings. That is, first, in the type A connector A illustrated in FIG. 2, FIG. 3, and FIG. 4, a circular fitting insertion that penetrates the main body 14 resin-molded into a rectangular board of a predetermined size in the front-rear direction (thickness direction). A plurality of (two in the drawing) connecting pins 18 for polar axes are fitted and fixed in the holes 15 at predetermined arrangement intervals. And each connection pin 18
It is made of a metal wire material and is formed into a circular shaft having a predetermined length and diameter according to a die forming process. As shown in the figure, the spindle is press-fitted into the fitting hole 15 of the main body 14. Part 1
9, a deformable hollow shaft leg 20 that extends from the support shaft 19 to the back side of the main body 14 and can be inserted into the through hole 13 at the position of the pattern line 12 of the base 11, and the support shaft 19 A large-diameter flange-shaped locking portion 21 that is positioned at the front end of the main body 14 and can be locked to the front side surface of the main body 14, and a plug-connecting pin portion 22 that extends from the locking portion 21 to the front side of the main body 14. It is formed integrally.

The body 14 has a hook portion 16 on its upper surface.
The seat hole 17 for positioning the pin 18 with respect to the locking portion 21 may be formed on the front side surface.
Further, the connection pin 18 is appropriately attached to the main body 14 by using a press-fitting device.
Is press-fitted and inserted into the fitting insertion hole 15 of the main body 14
The leg shafts 20 are aligned and fixed in a state of being locked on the front surface, and the leg shafts 20 may be formed appropriately longer than the thickness t of the base 11, and the hollow portions thereof may have the same thickness.
By the way, the pin 18 has a length of 12 to 14 mm as a specific example.
The size and the diameter of 1.0 to 1.2 mm are often used, and they are arrayed and fixed to the main body 14 at the same intervals (2.5 to 2.6 mm) as the conventional one.

The male connector A of type A constructed as described above is firmly fixed to a predetermined position of the pattern line 12 of the base 11 by using a caulking device having a parts feeder and a clamp. It is fixed by crimping. That is, as an example thereof, first, as schematically shown in FIG. 3A, the connector A is clamped in a predetermined direction and the leg shaft portions 20 of all the connection pins 18 and the through holes 13 of the base 11 are provided.
3B, the leg shaft 20 is fitted into the through hole 13 and the main body 14 is attached to the base 11 as shown in FIG. 3B.
The end portion of the leg shaft portion 20 appropriately protrudes to the back side of the base 11 by contacting the front surface of the leg shaft portion 20. And both 14,11
With the fixed and held, the forming jig 31 of the crimping device is strongly pressed against the leg shaft portion 20 from the back side of the base 11. As a result, as shown in FIG. 3 (c), the locking portions 21 of the respective connection pins 18 are locked to the front surface of the main body 14,
The end portion of the leg shaft portion 20 is a conical shaped portion 32 of the jig 31.
And is deformed into a circular flange-shaped engaging portion 23 that is curved along the annular concave portion 33,
(1) At the same time, it is firmly caulked and bonded to the back surface, and at the same time, it is press-contacted and engaged with the pattern line 12 in an appropriate conductive state.

Then, as described above, with respect to the male connector A of the type A type fixed to the base 11 by crimping,
For example, a female connector A ₁ of the same type, which is connected to one end of a connecting wire 25 for a lamp or a switch, is preferably inserted and connected. As an example, as shown in FIG. 4, when both connectors A, A ₁ are connected, both main bodies 14, 26 are connected.
End face abutting alignment and engaging the hook portion 16 and the hook piece 29 with each other, the pin portion 2 of the connecting pin 18
2 is strongly inserted into the connection hole 27 of the female main body 26 and is held in conduction with the connection piece 28 pressed against it. In particular, in the male connector A, the main body 14 has the locking portion 2 of the connection pin 18.
Since the female connector A ₁ is firmly caulked and fixed to the base 11 by means of 1 and the engaging portion 23, there is no backlash or slack when the female connector A ₁ is inserted or removed. By the way, in the female connector A ₁ shown in FIG. 4, the fitting circular opening 30 for the locking portion 21 of the connection pin 18 is formed on the front surface of the main body 26, but the seat hole 17 of the main body 14 of the male connector A is appropriately deepened. In the example in which the locking portion 21 is housed and fitted, the circular opening 30 may be omitted.

Further, as schematically shown in FIG. 5, a male connector A of the same type fixedly connected to the base 11 in the same manner as described above.
On the other hand, the female connector A ₁ connected in the direction orthogonal to one end of the connecting wire 25 can be similarly plugged and connected. In FIG. 5, the same parts as those in FIG. 4 are designated by the same reference numerals and the description thereof will be omitted. Also, in the example shown in FIG.
An example is shown in which the male connector A is provided with the hook piece 29 and the female connector A ₁ is provided with the hook portion 16.

Next, in the type B male connector B illustrated in FIGS. 6, 7, and 8, the front-rear direction of the base portion 14a of the main body 14 resin-molded into a rectangular box of a predetermined size.
A plurality of (four cases are illustrated for convenience of drawing) connection pins 18 are press-fitted and inserted into a circular fitting hole 15 penetrating in the (thickness direction) at a predetermined arrangement interval by appropriately using a press-fitting device. It is positioned and aligned and fixed. And each connection pin 1
Reference numeral 8 denotes the spindle portion 1 press-fitted into the fitting insertion hole 15 of the main body 14 as in the case of the type A male connector A described above.
A hollow shaft-shaped leg shaft portion 20 extends from 9 to the back side of the main body 14, while a large-diameter flange-shaped locking portion 21 locked to the front side surface of the main body 14 is inserted into the front side of the main body 14 for connection. The part 22 is extended. The body 14 has a box portion 14b.
An example in which the hook openings 16a are formed on both sides of the above is shown, and a seat hole 17 for positioning each pin 18 with respect to the locking portion 21 may be formed on the front side surface of the base portion 14a. On the other hand, each of the connecting pins 18 is formed in the same manner as described above and is often used in the same size.

The type B type male connector B constructed as described above is firmly fixed to the predetermined base 11 by caulking similarly to the type A type connector described above. As schematically shown in (a), with the connector B oriented in a predetermined direction, the leg shaft portions 20 of all the connection pins 18 are fitted into the through holes 13 of the base 11, and the main body 14 is attached to the base 1.
1 Contact the front. Then, while fixing both of them 14 and 11, the molding jig 31 is strongly pressed from the back side of the base 11 in alignment with the leg shaft portion 20. As a result, as shown in FIG. 7B, the locking portions 21 of the respective connection pins 18 are locked by the main body 14
While being locked to the front surface, the end portion of the leg shaft portion 20 projecting to the back side of the base plate 11 is transformed into a circular flange-shaped engagement portion 23 by the respective molding portions 32 and the concave portion 33 of the molding jig 31. At the same time, it is firmly caulked and bonded to the back surface of the base 11, and at the same time, is pressed and engaged with the pattern line 12 in an appropriate conductive state.

As described above, the male connector B of the B type fixed to the base 11 by caulking has the main body 14 thereof.
Is firmly sandwiched and fixed by the engaging portion 21 and the engaging portion 23 of the connecting pin 18, so that there is no backlash or looseness. Therefore, the connecting wire 25 for various electric parts can be suitably connected to the connector B based on the insertion of the female connector B ₁ of the same type. As an example thereof, as shown in FIG. 8, when the connectors B and B ₁ are connected to each other, the female main body 26 is fitted in the box portion 14b of the male main body 14, and the hook openings 16 of the two are inserted.
Under the condition that a and the hook portion 29a are engaged with each other, the pin portions 22 of all the connection pins 18 are strongly inserted into the connection holes 27 of the female main body 26 and are held in conduction with the connection pieces 28 being in pressure contact. It By the way, in the female connector B ₁ shown in FIG. 8, an example in which a fitting circular opening 30 for the engaging portion 21 of the connection pin 18 is formed on the front surface of the main body 26 is shown.

As described above, the connection base of this embodiment is the base 1.
Since the male connectors A and B of the required type are firmly fixed and connected to the predetermined positions of the pattern line 12 of No. 1 by caulking connection of the respective connection pins 18 and 18, the processing and processing relating to the soldering fixing, Furthermore, it can be manufactured quickly and easily without the need for large-scale equipment. Therefore, for amusement machines, such as pachinko machines, in which the electric parts used for each model depending on the game content are selectively changed, it is custom-made as a relay base suitable for each model, function, etc. Based on the premise that the molding jig 31 can be changed and set, a simple crimping device can be used to efficiently manufacture a predetermined number of pieces at a time, and a hand soldering operation is not required, and a good base product is obtained. obtain. Further, since the engaging portion 23 of the connecting pin 18 caulked and connected to the board 11 has a circular flange shape, the operator's fingers are not damaged when handling the connecting board.

The connection board for electric parts, which is the object of the present invention, can of course be used for electric equipment other than a pachinko machine. Regarding the board 11 and the male connectors A and B, the shape and size are The form including is not limited to the above-described embodiment, and other forms may be used. For example, the male connector may be one in which engaging portions or hook pieces are integrally formed on both sides of the main body so that they can engage with the engaging portions on both sides of the main body of the female connector. As for the connection pin 18, as shown in FIG.
While making a square shape and forming an appropriate number of positioning locking projections 24 on the back surface thereof, the pin portion 22 is formed into an angular axis and a slit is formed in the hollow portion of the leg shaft portion 20 as needed. Good.

[0020]

As described above, according to the present invention, for example, a connection board for electric parts in a gaming machine, a male connector of a required type is secured at a predetermined position of the pattern line of the board by caulking and connecting the connection pins. Since the structure is fixedly connected to, the complicated and time-consuming soldering process is not required or omitted, and a large-scale device is not required, and the work efficiency can be improved. Further, since the manual soldering work is not required, the appearance is improved and the occurrence of a short circuit or the like due to the increase in the solder bonding amount is not caused, and the generation of defective products is suppressed as much as possible. Furthermore, when changing the shape of the board, it is possible to efficiently handle high-mix low-volume production and build-to-order manufacturing by simply changing the setting jig of the caulking equipment and changing and setting it. Therefore, it is possible to easily realize mass production with a good yield and to obtain a connection board with stable performance and quality.

[Brief description of drawings]

FIG. 1 is a perspective view schematically showing a connection board according to an embodiment of the present invention.

FIG. 2 is a perspective view illustrating a type A male connector and a female connector.

FIG. 3 is an explanatory view showing stepwise an example of caulking and coupling an A type male connector.

FIG. 4 is an explanatory diagram illustrating a plugged connection state of both type A connectors.

FIG. 5 is an explanatory view illustrating another insertion connection state of both type A connectors.

FIG. 6 is a perspective view illustrating a type B male connector and a female connector.

FIG. 7 is an explanatory view showing, step by step, an example of caulking connection of a type B male connector.

FIG. 8 is an explanatory diagram illustrating a plugged connection state of both type B connectors.

FIG. 9 is a perspective view schematically showing another example of the connection pin.

FIG. 10 is a front view schematically showing a pachinko machine.

FIG. 11 is a rear view schematically showing a pachinko machine.

FIG. 12 is a perspective view schematically showing a conventional connection board.

FIG. 13 is an explanatory diagram schematically showing a soldering connection state of a type A male connector.

FIG. 14 is an explanatory diagram schematically showing a soldering connection state of a type B male connector.

[Explanation of symbols]

11 board 12 pattern line 13 through hole 14 main body 18 connection pin 20 leg shaft 21 locking part 22 pin part 23 engaging part 25 connection line A, B male connector A ₁ , B ₁ female connector t thickness

Claims (2)

[Claims] 1. A male connector (A, B) having a plurality of through holes (A) at predetermined positions of a plurality of pattern lines (12) for a circuit printed on a substrate (11) having a required shape and size. 13) and fixed connection via the connecting pin (18), this connector
Female connector (A ₁ , B ₁ ) connected to one end of multiple connecting wires (25) connected to various electrical parts for (A, B)
In the connection board that can be inserted and connected, the male connector (A, B) is a predetermined shape and size in the front-back direction of the main body (14) resin-molded to the required shape and size. The plurality of molded metal connecting pins (18) are press-fitted and inserted at a predetermined arrangement interval for positioning and fixing.
At the front end of (18), a pin portion (22) for inserting connection to the female connector (A ₁ , B ₁ ) is formed, while connecting pin (1
8) A hollow leg shaft portion (20) which can be inserted into the through hole (13) provided in the base (11) is formed at the rear end portion of the base member (11), and the leg shaft portion (20) is passed through the through hole.
(13) is inserted and the protruding end portion is deformed into an expanded shape as a fastening portion (23) by caulking, and the pattern line
A connection board for electric parts in, for example, a game machine, which is firmly engaged with the board (12) in a conductive state and fixedly connected to the board (11). 2. The male connectors (A, B) fixedly connected to the base plate (11) are aligned and fixed by being press-fitted in the front-rear direction of a main body (14) having a rectangular plate shape or a rectangular box shape. With respect to all the connection pins (18), the locking portion (21) for positioning that can be locked to the front side of the main body (14), and the female connector (A) extending in front of the main body (14). ₁ , B ₁ ) and a pin portion (22) that can be inserted into and connected to the main body (14) and is extended to the rear of the base (11).
Hollow leg shafts (20) that are appropriately longer than the thickness (t) of the bases, and each leg shaft (20) is formed through the through hole (13) of the base (11).
Then, the protruding outer end part is deformed into an expanded shape as the engaging part (23) by caulking and connecting, and the pattern line is also formed.
The connection board for electric parts in, for example, a game machine according to claim 1, wherein the connection board is fixedly connected to (12).