JPH0647156A - Structure of control circuit arrangement for game machine - Google Patents

Abstract

PURPOSE:To achive the cost reduction and downsizing of a control board by eliminating the need for replacing a power supply circuit in the replacement of the control board. CONSTITUTION:A power circuit board 73 is disposed in a place distant from a plurality of control circuits, such as a generator control circuit board 77 and an discharge/shoot control circuit board 79, and operating power supply required to each control circuit 77, 79, e.g. voltages of DC5V, DC12V, DC24V and DC30V are supplied from the single power circuit board 73. Thus, the need for providing independent power supply circuits inside the control circuits, i.e., the generator control circuit board 77 and the discharge/shoot control circuit board 79 is eliminated and each of the control circuit boards 77, 79 is downsized.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a control circuit layout structure of a game machine, and more specifically, a power supply circuit for supplying power to each control circuit for performing various controls of a game machine (for example, a pachinko machine). The present invention relates to a control circuit layout structure of a gaming machine with improved layout.

[0002]

2. Description of the Related Art Generally, a pachinko machine using balls as a game medium is composed of an electronic base such as a microcomputer for controlling various game modes, for example, for controlling accessory devices and discharging balls. A control circuit is provided,
Usually, the mounting position is on the back side of the pachinko machine. Each of these control circuits has its own power supply circuit.

[0003]

By the way, in the conventional pachinko machine, a power supply circuit is independently provided in each control circuit (for example, accessory control circuit, discharge control circuit, firing control circuit). Therefore, when the control circuit is replaced, the power supply circuit is also replaced at the same time, which is wasteful and results in an increase in cost. Further, there is a problem in that each control circuit becomes large in size due to the provision of the power supply circuit and the occupied space increases. Therefore, there is room for improvement in that the limited space of the back mechanism of the pachinko machine is effectively used.

Therefore, in the present invention, when the control circuit is replaced, it is not necessary to replace the power supply circuit, the cost can be reduced, and the control circuit layout structure of the gaming machine can be downsized. Is intended to provide.

[0005]

To achieve the above object, the control circuit layout structure of a gaming machine according to the present invention has a plurality of control circuits (for example, accessory control circuit board 77,) for performing various controls necessary for a game. (Emission / launch control circuit board 79, etc.), and a power supply circuit for converting and supplying AC power to a power supply used by the plurality of control circuits, the power supply circuit being separate from the plurality of control circuits. The feature is that they are arranged.

In a preferred embodiment, one of the plurality of control circuits is an accessory control circuit, and the accessory control circuit is arranged on the game board side where the accessory device is provided, and the power source is provided. The supply circuit is arranged on the base frame of the back mechanism board of the game machine (for example, the pachinko machine 1).

The plurality of control circuits include an accessory control circuit and a discharge control circuit, and the accessory control circuit is arranged on the game board side provided with the accessory device, and the discharge control circuit includes a discharge unit. It is arranged on the base frame body 84 of the back mechanism board 90 of the gaming machine provided, the power supply circuit is arranged on the base frame body of the back mechanism board of the game machine, and the accessory control circuit and the discharge control by the power supply circuit. It is characterized in that each power source is supplied to the circuit.

[0008]

According to the present invention, the power supply circuit is arranged in a place different from the plurality of control circuits such as the accessory control circuit and the discharge control circuit, and the operation power supply required for each control circuit from a single power supply circuit. Is supplied. Therefore, even when the control circuit is replaced, the power supply circuit does not need to be replaced, and the cost can be reduced. Further, since there is no power supply circuit in the control circuit, each control circuit can be downsized.

[0009]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an external perspective view of an embodiment of a credit-type pachinko machine to which the present invention is applied. In FIG. 1, reference numeral 1 denotes a pachinko machine, which is a credit system in which the number of balls is stored in a predetermined range in an internal microcomputer during a pachinko game.

The pachinko machine 1 has a frame-shaped front frame 11 as a portion visible on the front side, a metal frame (glass frame) 12 arranged in an opening of the front frame 11 for supporting glass, and a game board 13. The front display panel 14 and the front operation panel 15 below the front display panel 14 are provided. Front frame 11
Is openably and closably supported by a wooden frame 16 in which the pachinko machine 1 is installed, and similarly, the metal frame 12 is also openably and closably supported by the front frame 11. The front frame 11 is made of resin and given a predetermined colorful color.

The front display panel 14 is formed in a curved shape such that the front side is projected and slightly raised, and the front display panel 14 has an upper plate 2 for receiving a pachinko ball as a prize ball.
1 is formed, and a credit number display 22, a settlement button 23, an upper plate ball punching switch 24, and a ball punching blinking display 25 are provided on the front side.

The credit number indicator 22 displays the number of pachinko balls held by the player as a credit, with a limit of 250, and more specifically, when the upper plate 21 is full, the upper plate is then displayed. Number of balls that exceeded 21 is 2
A maximum of 50 balls are displayed, and more than 250 balls are discharged to the lower tray 32 described later. The number of credits is limited to 250 in order to match the range of "1 byte" of the microcomputer, and the range of credits in the rotary throttle machine (so-called pachi-slot) (for example, at present, the maximum number of credits is 50: This is to synchronize with the number of medals).

The credit number display 22 is composed of three columns using, for example, 7-segment large-sized LEDs, and displays the credit number in units of one up to 100. The credit number indicator 22 is not limited to a 7-segment LED, and may be configured by using, for example, a dot LED, a liquid crystal, a fluorescent display tube, or the like.

In the case of this embodiment, the credit amount display 22 also has a function of displaying a discharge error (for example, CE). The discharge error includes, for example, a prize ball discharge trouble, a ball rental trouble and the like, and in these cases, the credit amount indicator 22 displays a discharge error to notify the player.

The settlement button 23 is for settlement of credits. When the settlement button 23 is pressed, the number of balls corresponding to the number of credits at that time is paid out and discharged to the lower plate 32. The upper dish ball drop switch 24 is a push button for turning on a solenoid (not shown) that opens and closes a passage connecting the balls of the upper dish 21 to a ball storage dish 32 described later. When the pulling switch 24 is pressed, the blinking blinking indicator 25 blinks to inform the player. In addition, as the blinking indicator 25 during the punching, for example, L
ED is used.

An ashtray 31 is formed on the left side of the front operation panel 15 and is formed in such a shape that the center side of the front surface projects forward, and the inside of the projecting portion is a ball storage tray (lower tray) 32. Has become. The ball storage tray 32 has a role of receiving prize balls when the upper tray 21 and the number of credits are full, and is for temporarily storing balls.
Further, the front operation panel 15 includes a ball pulling lever 33, an overflow lamp 34, and a firing operation handle 3 of the firing device.
5, launch intensity level LED 36 and single-shot switch 37
Is provided.

The ball drop lever 33 is for pulling out the balls stored in the ball storage tray 32 to the outside downward, and when the ball drop lever 33 is moved to the left, for example, the ball storage tray 32.
The bottom part of the bottom part is open so that the ball can be discharged downward. The overflow lamp 34 is arranged so as to be built in the side wall portion of the ball storage tray 32, and lights up to notify the player when the balls of the ball storage tray 32 are full. When the player operates the ball pulling lever 33 to release the balls of the ball storage tray 32 in response to the lighting of the overflow lamp 34, the overflow state is resolved.

The firing operation handle 35 is for operating a firing device that causes one of the pachinko balls lined up in a row to be fired one by one in the firing position into the game area on the front surface of the game board 13. . The firing operation handle 35 is coated with a thin metal film over the entire outer periphery thereof, so that a touch sensor (not shown) is provided so that the player can detect the state of gripping the handle by the conductivity of the metal. It is provided. Further, a firing operation switch (variable resistance for adjusting the flight distance) 35a is arranged on the left side of the firing operation handle 35 in the figure, and the strength of the firing (for example, the flight distance of a ball) is controlled by operating the firing operation switch 35a. Is adjustable.

The emission intensity level LED 36 displays the emission intensity level (ball flight distance) varied by operating the emission operation switch 35a. For example, the emission intensity level can be identified by the number of lit LEDs. The one-shot switch 37 is for temporarily stopping the firing of the ball regardless of the operation of the firing operation handle 35, and is used, for example, when the ball is fired in a single shot.

On the upper part of the front frame 11 of the pachinko machine 1, there is provided a big hit indicator 41 which lights up when the accessory device is big hit. The metal frame 12 is openably and closably supported by the front frame 11,
Normally, the front frame 11 is locked by a locking device by inserting a key into the locking hole 51 and operating the key.
When the metal frame 12 is opened, by inserting a predetermined key into the locking hole 51 and rotating it, the locked state of the locking device is released and the metal frame 12 is opened.

The game board 13 is made of, for example, wooden veneer, and the front side thereof is a game area. The game area can have any configuration, for example, there are so-called first type, second type, third type, etc. It can be an application target of the invention. In the present embodiment, those belonging to the second type are adopted.

That is, a rail 61 for guiding the ejected balls to the upper portion of the surface of the game board 13 is arranged around the game area, and a center accessory device (fluctuation) is provided substantially in the center of the inside of the rail 61. A winning device) 62, a tulip-type ordinary electric starting port 63 is arranged below the center accessory device 62, and ordinary symbol gates 64 and 65 are arranged above and below the ordinary electric starting port 63, respectively.

The center accessory device 62 is in a first state (closed state), which is disadvantageous to the player for preventing the balls that have stood upright and flowed down from flowing into the inside, and the upper end is tilted outward to flow down. It has a pair of movable pieces (movable members) 66a, 66b that can be converted into a second state (open state), which is advantageous for the player who receives the balls that have been played and flows the balls into the inside,
A general winning opening and a special winning opening (so-called V winning opening: continuous winning opening) into which balls received by the movable pieces 66a and 66b flow are arranged.

When a ball wins the ordinary electric starting port 63, the movable pieces 66a, 66b of the center accessory device 62 enter the second state (open state) in which it is easy to receive the ball. At this time, the special prize of the center accessory device 62 is won. When winning in the mouth (when winning V), the special mode game state (big hit state) is entered. In this special mode game state, the movable piece performs an opening / closing operation up to 18 times, and it is possible to repeat the special mode game for a maximum of 15 cycles, for example, on the condition that the V prize is set as one cycle. Therefore, the player can obtain many balls and enjoy higher profits.

The normal design gates 64 and 65 have a gate through which only one ball can pass, and when the ball passes through the gate,
Ordinary symbol display 63a arranged in the ordinary electric starting port 63
The pattern (for example, a number) is changed, and when this number reaches a specific value (for example, “7”), the tulip of the normal electric starting port 63 is electrically operated to open for a fixed time. Normally, the electric starting port 63 normally closes the tulip, but is configured to open the tulip under certain conditions as described above. Further, as will be described later in detail, the probability of opening the tulip is changed by the probability setting device 75.

Rails 61 are provided on both sides of the center accessory device 62.
The part along the inside of the side lamp 67 for decoration,
68 is provided, and the side lamps 67, 68 blink, for example, when the movable pieces 66a, 66b are opened, and also blink during the big hit to raise the player's motivation. Further, a plurality of hitting ball direction changing members (not shown) called windmills are rotatably installed at appropriate positions in the game area, and a large number of obstacle nails (not shown) are planted.
Further, an out-ball collecting port 69 is formed in the lower center of the game area.

Next, FIG. 2 is a diagram showing the structure of the back mechanism of the pachinko machine 1. In FIG. 2, main components of the back mechanism of the pachinko machine 1 are a storage tank (upper tank) 71, a guideway 72, a power circuit board 73, a ball discharging device 74, a probability setting device 75, a ball gathering cover 76, and accessories. There are a control circuit board 77, a speaker 78, a discharge / launch control circuit board 79, an overflow switch 80, a rotary solenoid 81, a human body detection sensor 82, and a base frame body 84 of the back mechanism board.

The base frame 84 is made of synthetic resin and is used for the pachinko machine 1.
The mounting portion of the base frame body 84 is integrally formed with the resin front frame 11. Then, various unit parts such as the storage tank 71 and the guide path 7 are provided on the base frame body 84.
2. Power circuit board 73, ball ejecting device (specifically, inside cover member 78) 74, probability setting device 75, ball gathering cover 76, accessory control circuit board 77, cover member (speaker 120 built-in) 78, A discharge / launch control circuit board 79, an overflow switch 80, etc. are attached (for example, fixed by a one-touch member), and these various unit parts and the base frame 84 are collectively referred to as a back mechanism board 90. ing.

The storage tank 71 stores the balls before being discharged, and a shortage of the number of balls in the storage tank 71 is detected by a replenishment sensor (not shown). Is replenished. The balls in the storage tank 71 are guided by the guide path 72 and are discharged by a ball discharging device (corresponding to a discharging unit) 74 built in the upper side of the cover member 78.

The guide path 72 is not particularly limited, but is formed in two lines so that a large amount of balls can be discharged in a short time, and a ball leveling member 91 and a ball leveling member 91 for preventing the weight of the balls from being formed in the middle A waiting ball detector (not shown) is provided. Further, such a two-row structure is the same in the inside of the ball discharging device 54.

Power circuit board (corresponding to a power supply circuit) 73
To the AC power supply (AC24
V) is input from the island equipment, and the power supply circuit board 73 converts AC24V into a DC voltage and supplies it to the accessory control circuit board 77, the discharge / launch control circuit board 79, and the like. In addition, the power supply circuit board 73, as another function, relays transmission and reception of signals between the pachinko machine 1 and the hall management device. The power circuit board 73
The detailed configuration of will be described later with reference to FIG.

The probability setting device 75 changes / sets the winning probability to the electric tulip at the ordinary electric starting port 63, and specifically has the following setting contents.

[Details of Probability Control] The pachinko machine 1 of the present embodiment performs a so-called neuropachinko universal electric control, which is a probability of winning the electric tulip of the ordinary electric starting port 63 (hereinafter This is because the probability of simply winning the prize is simply controlled as follows. (I) Normal time The winning probability of the normal electric starting opening 63 is controlled so that there are three starting winnings for every 100 balls fired. Specifically, the winning rate is controlled by properly using the winning probability of 1/3 and the random number of 1/30. (II) High probability The winning probability of the normal electric starting opening 63 is controlled to 1/3. Therefore, there is one starting prize for every three shots of the ball, and the player is in an extremely advantageous state and the game becomes interesting.

A. Conditions under which the probability of winning a prize changes
It is determined whether or not there is a high probability by using one of the following six-stage probability values set by. In addition, when the next big hit occurs in the high probability, it returns to the normal probability. In addition, the normal probability is adopted during the big hit.

B. Probability setting value The probability value that the probability of winning the Poden prize changes to a high probability is as follows.
There are stages. [6] …… 17/32 [5] …… 13/32 [4] …… 10/32 [3] …… 7/32 [2] …… 5/32 [1] …… 3/32

The above 6-step fluctuation probability values are calculated by the probability setter 7.
5. For example, before the opening of the hall, the person in charge changes and sets (i.e., sets one of the six stages) in advance. Since this probability setting is important,
A locking device is provided, and the probability of the probability is set by the person in charge of the hall inserting a predetermined key into the key insertion opening. Therefore, the player is not easily touched from the outside,
Moreover, the structure is such that the probability value cannot be seen from the outside.

The ball gathering cover 76 closes a central opening which is largely opened at the center of the base frame 84, and this central opening serves as a space for mounting the center accessory device 62. Therefore, by closing the central opening with the ball gathering cover 76, for example, balls dropped from the storage tank 71 do not collide with the back surface side of the game board 13.

The accessory control circuit board 77 performs various controls necessary for the operation of the center accessory device 62 arranged on the game board 13, and is a base of an accessory control circuit (corresponding to a control circuit) in a predetermined case. Is stored. A speaker 120 is built in the lower side of the cover member 78.
Is for notifying the sound effect necessary for the game (for example, a sound effect at the time of a big hit or when a ball is ejected), and generates various sounds to the player according to the number of ejected balls, the prize mode and the ball lending. Inform. The sound of the speaker 120 can be adjusted by the volume adjusting knob 120a.

The discharge / fire control circuit board 79 performs various controls necessary for discharging and discharging balls, and the base of the discharge / fire control circuit (corresponding to the control circuit) is housed in a predetermined case. And four switches on the outside of the case,
That is, a reset switch 101, a credit clear switch 102, a firing strength setting switch 103, and a touch sensitivity adjustment switch 104 are provided.

The reset switch 101 is for resetting the microcomputer constituting the discharge / launch control circuit board 79. When a person in charge of the hall pushes the reset switch 101, the microcomputer is initialized. The credit clear switch 102 is for clearing the credit. When the credit is cleared, the credit is released and the credit number display 22
Is displayed as [0,0,0]. The credit is cleared, for example, when the store is opened.

The launch strength setting switch 103 sets a reference value for the launch strength (ball flying distance, etc.) in the launching device, and the player operates the above-mentioned launch operation switch 35a based on this reference value. Thereby, the strength of the launch is adjusted during the game. Touch sensitivity adjustment switch 1
Reference numeral 04 adjusts the touch sensitivity of the firing operation handle 35.
Note that the switches 103 and 104 can be operated digitally, for example, such that when the switch is kept pressed, the corresponding value is sequentially incremented and increases, and when the switch reaches the maximum value, the switch again increases from the minimum value. Is used.

The launch device is a rotary solenoid 8
An object of the type using 1 is used, and the launch device is computerized. The overflow switch 80 is the ball storage tray 32.
Is detected, the overflow state is notified to the player by the above-mentioned overflow lamp 34.

The human body detecting sensor 82 detects a state in which the player is present in front of the pachinko machine 1 (that is, a state usually sitting on a chair). For example, by detecting infrared rays emitted from the human body. , Detect the player. The detection output of the human body detection sensor 82 is supplied to the discharge / launch control circuit board 79 via the terminal board 111 by the wiring 110. The discharge / launch control circuit board 79 operates the rotary solenoid 81 based on the output from the human body detection sensor 82 only when the player is present in front of the pachinko machine 1 and the player is touching the firing operation handle 35. Then, the ball is allowed to fire, and in other cases, the ball is stopped to be controlled.

Arrangement Structure of Power Supply Circuit Board Next, the arrangement structure of the power supply circuit board 73 to which the present invention is applied will be described in detail. FIG. 3 is an enlarged view of the vicinity of the mounting portion of the power circuit board 73. In FIG. 3, reference numeral 130 denotes a ball punching device, and the ball punching device 130 is arranged above a base frame 84 made of synthetic resin. A mounting frame 131 is integrally formed on the back surface side of the front frame 11 of the pachinko machine 1, and the mounting portion of the base frame body 84 is fixed to the mounting frame 131. Therefore, the base frame 84 is fixed to the mounting frame 131.

The ball removing device 130 is for removing the pachinko balls remaining in each mechanism of the back mechanism, and is operated by an attendant for inspection or confirmation work after the hall is closed, for example. The ball drop device 130 has a pin guide portion 141, a leaf switch 142, and a device body 143. Then, when punching, a punching pin is inserted from a small insertion opening opened in the front frame 11 and brought into contact with the leaf switch 142 through the pin guide portion 141. As a result, the leaf switch 142 is turned on and an on signal is supplied to the discharge / launch control circuit board 79 via the lead wire 144,
When an ON signal is supplied from the leaf switch 142, the discharge / launch control circuit board 79 outputs an ON signal to the flow path switching solenoid of the ball drop unit (not shown) to switch the ball discharge path to the hole side and store. The balls in the tank 71 and the balls existing in the ball discharging device 74 are collected in the hall side.

A power circuit board 73 is arranged on a base frame 84 below the ball punching device 130.
Is a power circuit board 1 including a terminal board 151 and a relay for supplying power, which is arranged on the terminal board 151.
52, fuses 153, capacitors 154, and other electrical components, and various connectors 155a, 155b, 155c, 1
55d and 155e, a case 156 that houses the terminal board 151, and a cover 157 that covers the case 156.
And have. The case 156 and the cover 15
7 is made of transparent resin.

An AC power source (AC24
V) is supplied from the island facility, and the power supply circuit board 73 converts AC24V into DC voltage by the power supply circuit board 152 and supplies it to the accessory control circuit board 77, the discharge / launch control circuit board 79 and the like. In this case, the converted DC voltage is
For example, DC5V, DC12V, DC24V, DC30V
There are various voltages of these and these are various connectors 155b,
It is supplied to necessary circuits through 5c, 155d, and 155e. For each of these voltages, DC5V is for IC, DC
12V for LED, 24V DC for lamp, 30V DC
Is used for the solenoid.

The power supply circuit board 73 collectively converts the DC voltage used in the accessory control circuit board 77, the discharge / launch control circuit board 79, etc., and the accessory control circuit board 77 and the discharge / launch control circuit board 79. Each power circuit board is not arranged in the. In addition, as described above, the power supply circuit board 73 relays other functions such as transmission and reception of signals between the pachinko machine 1 and the hall management device.

The lead wire 144 from the leaf switch 142 in the punching device 130 is connected to the terminal board 151.
To the connector 155a. A notch 158 is formed on the side of the cover 157 to cover the cover 1
When the 57 is closed, the notch 158 engages with the notch receiving portion 159 formed on the side of the case 156 so that it can be easily locked. Further, a wiring fixing portion 160 is formed substantially in the center of the cover 157, and the wiring fixing portion 160 projects outward from the cover 157 in a U shape so that the wiring can be fixed. On the other hand, a plurality of connector fixing openings 171 are formed above the power supply circuit board 73 in the base frame 84. The connector fixing opening 171 is for fixing various connectors of the wiring terminal.

FIG. 4 is a view showing a mounting structure of a ball gathering member arranged below the power circuit board 73. In FIG. 4, the game board 13 is formed in a rectangular shape using a veneer as a material, and on the back side of the game board 13, a ball gathering member 180 is screw 1
It is being fixed by 81-183. Ball gathering member 18
0 is a transparent resin (for example, ABS resin), game board 1
It has a function to collect and collect the safe balls that entered each of the three winning holes.

An opening (center opening) for mounting the center accessory device 62 is formed at the center of the ball gathering member 180. Also, three columnar receiving members 184 to 186 are arranged on the ball gathering member 180, and the above-mentioned ball gathering cover 76 is attached to these receiving members 184 to 186 by a one-touch member.
Therefore, the ball gathering cover 76 causes the ball gathering member 180 to move.
The back of is covered.

A safe ball flow path (not shown) is formed in the ball gathering member 180 to collect and collect safe balls. The safe ball flow path is provided with the safe balls that have entered the safe winning openings of the game board 13. A part of the ball gathering member 180 is projected rearward so that it can be gathered on the back side of the ball, and is formed as a passage for guiding the pachinko balls to this projecting portion. The safe ball passage has a rectangular cross section and is formed to have a size that allows almost one pachinko ball to pass through.

The ball gathering member 180 includes the relay boards 191, 19
The relay board 191 has a configuration in which two can be arranged, and one of the relay boards 191 is, for example, a wiring on a printed board to relay the connection between the accessory control circuit board 77 and various electric parts. A female type receiving side wiring connector 193 having about 30 pins is arranged at the end of the printed board.

The receiving side wiring connector 193 is for inserting the insertion side wiring connector 77A of the accessory control circuit board 77, and the accessory control circuit board 77 is connected to the relay board 191 by these connectors 193 and 77A. Then, after inserting the insertion side wiring connector 77A into the receiving side wiring connector 193, two clips (one-touch members) 77B and 77C arranged in the case of the accessory control circuit board 77.
Is inserted into and locked by the two cylindrical receiving members 201 and 202 provided on the ball shifting member 180, the accessory control circuit board 77 is detachably fixed to the ball shifting member 180.

The relay board 191 is fixed to the ball gathering member 180 by screwing. In addition, connectors and terminal pins for various wirings are also inserted into the relay board 191, and these connectors and terminal pins are respectively connected to predetermined electric parts through corresponding wirings. For example, the connector 203 is a solenoid, a lamp, an LED, a sensor of the center accessory device 62 mounted on the game board 13 through the flat wiring 204 in which a large number of wires are bundled,
Connect to a motor, etc.

The other relay board 192 is for relaying the connection between the above-mentioned relay board 191 and various electric parts by wiring on a printed board, for example.
Is connected by a wire 210. The relay board 192 is fixed to the ball gathering member 180 with screws.

In the above structure, in this embodiment, the power supply circuit board 73 is arranged in a place different from a plurality of control circuits such as the accessory control circuit board 77 and the discharge / launch control circuit board 79.
An operating power supply required for each control circuit 77, 79 from a single power supply circuit board 73, for example, DC5V, DC12V,
Each voltage of DC24V and DC30V is supplied. Therefore, it is not necessary to individually provide a power supply circuit in each control circuit, that is, in the accessory control circuit board 77 and the discharge / launch control circuit board 79, and the power supply circuit can be replaced when these control circuits are replaced. I no longer need to replace them at the same time,
Waste can be reduced and cost can be reduced compared to the past.

Further, since the accessory control circuit board 77 and the discharge / launch control circuit board 79 do not need to have their own power supply circuits, the respective control circuit boards 77, 79 can be downsized and occupied. The space can be reduced and the limited space of the back mechanism of the pachinko machine 1 can be effectively used.

The arrangement position of the power supply circuit board 73, the supply voltage, etc. are not limited to the type of the above-mentioned embodiment, but can be appropriately changed according to the model of the game machine, and can be changed within the scope of the object of the present invention. Such an aspect may be adopted.

Further, the control circuit layout structure of the gaming machine according to the present invention is not limited to the example applied to a part-credit type pachinko machine, but can be applied to all other pachinko machines. Further, even in a game machine that does not use a pachinko ball as a game medium, the same idea can be applied to any model as long as it converts an AC power supply into a DC voltage.

[0061]

According to the present invention, a power supply circuit is arranged in a place different from a plurality of control circuits such as an accessory control circuit and a discharge control circuit, and a single power supply circuit is provided for each control circuit. Since the necessary operating power is supplied, the power supply circuit does not need to be replaced even when the control circuit is replaced, and the cost can be reduced. Further, since there is no power supply circuit in the control circuit, each control circuit can be downsized, the occupied space can be reduced, and the limited space of the back mechanism of the gaming machine can be effectively used.

[Brief description of drawings]

FIG. 1 is a perspective view showing a configuration of an embodiment of a pachinko machine to which a control circuit layout structure of a gaming machine according to the present invention is applied.

FIG. 2 is a diagram showing a configuration of a back mechanism of the pachinko machine of the embodiment.

FIG. 3 is an enlarged view of the vicinity of a mounting portion of the power circuit board of the embodiment.

FIG. 4 is a perspective view showing a back surface structure of the game board of the embodiment.

[Explanation of symbols]

 1 Pachinko machine 11 Front frame 13 Game board 22 Credit number display 23 Settlement button 62 Center accessory device 63 Normal electric starting opening 73 Power circuit board 76 Gyoke cover 77 Access control circuit board 79 Emission and launch control circuit board 84 units Frame 90 Back mechanism board 130 Ball punching device 151 Terminal board 152 Power circuit board 180 Ball shifting member

Claims (3)

[Claims] 1. A plurality of control circuits for performing various controls necessary for a game, and a power supply circuit for converting and supplying AC power to power used by the plurality of control circuits, the power supply circuit comprising: A control circuit layout structure for a game machine, wherein the control circuit layout is arranged separately from the plurality of control circuits. 2. One of the plurality of control circuits is an accessory control circuit, the accessory control circuit is disposed on a game board side provided with an accessory device, and the power supply circuit is The control circuit layout structure of the gaming machine according to claim 1, wherein the control circuit layout structure is arranged on a base frame of a back mechanism board of the gaming machine. 3. The plurality of control circuits include an accessory control circuit and an ejection control circuit, the accessory control circuit is arranged on a game board side provided with an accessory device, and the ejection control circuit is an eject The unit is arranged on the base frame of the back mechanism board of the gaming machine, the power supply circuit is arranged on the base frame of the back mechanism board of the game machine, the accessory control circuit and the discharge control by the power supply circuit The control circuit layout structure for a gaming machine according to claim 1, wherein respective power supplies are supplied to the circuits.