JPH0615612Y2 - Variable winning device for pachinko machines - Google Patents

Description

[Detailed Description of the Invention] <Industrial Application Field> The present invention has an opening formed in a mounting substrate, and a box-shaped winning chamber is continuously provided behind the opening to provide a large winning opening. , Of a pachinko machine capable of converting a movable member which is rotated by the drive of a drive source to the special winning opening and converting the state into a first state in which it is difficult for a hitting ball to enter the special winning opening and a second state in which a hitting ball is easy to enter. Variable winning device.

<Prior Art> As is well known, various types of winning devices are provided in a pachinko machine in order to improve the enjoyment of the game, and an opening is opened in the mounting substrate, and a box-frame-like shape is provided behind the opening. The prize winning chambers are connected to each other to provide a special winning opening, and a movable member that is rotated by the drive of the drive source is exposed to the special winning opening to make it difficult for the hitting ball to enter the special winning opening. There is a variable winning device that can be converted into a second state that is easy to enter. In this variable winning device, for example, when a hit ball shot by a player enters a specific starting opening and a preset condition is satisfied, the movable member is driven 18 times at intervals of about 0.8 seconds by driving a drive source. It is operated to open and close the special winning opening.

A solenoid is used as a drive source of a conventional variable winning device, a plunger of the solenoid is connected to an operating rod, a long hole is opened in the operating rod, and a rotary shaft is provided in the long hole. By freely fitting the crank pin of the provided crank member, the reciprocating motion of the plunger is converted into a rotary motion to rotate the movable member. A return spring wound around the plunger is used to return the movable member, or the operating rod is pulled by a separately provided spring.

<Problems to be solved by the invention> However, in the conventional conversion using the long hole and the pin as described above, friction is large and wear of the long hole is severe, the long hole is deformed and the movement of the movable member is deteriorated. There are many problems such as the movable member remaining open, and unnecessary force acting on the solenoid to wear the plunger and make it unusable.

Further, when the actuating rod is pulled by a spring, the driving force of the solenoid must be increased correspondingly, which requires a large solenoid, which is economically disadvantageous.

<Means for Solving the Problems> The present invention has been proposed in view of the above, and an opening is formed in the mounting substrate, and a box-shaped winning room is continuously provided behind the opening to provide a large winning opening. And a movable member that is rotated by the driving of a drive source is exposed to the special winning opening, and it can be converted into a first state in which it is difficult for a hitting ball to enter the special winning opening and a second state in which a hitting ball is easy to enter. In the variable winning device, an urging means for urging the movable member to the first state is provided concentrically with the rotating shaft of the movable member, and an operating member of a drive source having a returning means is provided on the rotating shaft. The movable member is brought into contact with the connecting member, and the movable member is converted into the second state by rotating the rotating shaft through the connecting member by the operation of the driving source, and the driving source is released. The urging means to move the movable member to the first state. It was made to return to.

<Operation> The urging means provided concentrically with the movable shaft of the movable member urges the movable member so that the hit ball does not easily enter the special winning opening.
When the driving member having the returning means is driven, the movable member is rotated against the biasing means to open so that a hit ball can easily enter the special winning opening, and the driving source is released. The urging means makes it possible to return the movable member so that it is difficult for a hit ball to enter.

<Embodiment> Hereinafter, the present invention will be described with reference to embodiments of the drawings.
FIG. 2 and FIG. 2 are schematic perspective explanatory views showing the basic structure of the present invention. FIG. 1 shows a first state in which a hit ball is difficult to enter, a second state
The figure shows that the ball is being converted into the second state in which a hit ball is likely to enter.

The variable winning device 1 has a mounting board 3 to be mounted on the game board 2, an opening is formed in the mounting board 3, and a box-frame-shaped winning chamber 4 is continuously provided behind the opening. The winning opening 5 is formed. A movable member 7 which is rotated by the drive of the drive source 6 is exposed to the special winning opening 5. A rotary shaft 8 is fixedly provided on the back side of the movable member 7, and the rotary shaft 8 is attached to the mounting substrate 3
And a rear end portion of the support plate portion 10 extending laterally of the prize winning chamber 4 so that the rear end portion is rotatably attached. The rotating shaft 8 of the movable member 7 is provided with an urging means 11 for erecting the movable member 7 to urge the hit ball into the first state in which it is difficult for the hit ball to enter the special winning opening 5. This biasing means
According to the embodiment shown in FIGS. 1 and 2, 11 is a coil spring 12 wound around the rotary shaft 8, one end of which is a side wall 13 of the winning chamber 4.
The other end is also locked to the pin 15 of the connecting member 14 described later.

The connecting member 14 is a lever-shaped member that is fixedly provided in the middle of the rotary shaft 8, and has a pin 15 protruding from the front surface thereof. One end of the coil spring 12 is locked to the pin 15.

On the other hand, in the normal state, the solenoid 16 as the drive source 6 causes the plunger 18, which is the actuating member 17, to contact the connecting member 14 provided on the rotating shaft 8. When the solenoid 16 is excited, the plunger 18 projects downward against the return spring 19 wound around the upper portion of the plunger 18 and presses the connecting member 14, so that the connecting member 14 rotates and the rotating shaft 8 rotates. As a result, the movable member 7 rotates to fall sideways, and the hit ball is in the second state in which it easily enters the special winning opening 5. At this time, only the vertical force acts on the plunger 18 of the solenoid 16, and only the rotational force by the coil spring 12 acts on the rotating shaft 8. Therefore, unlike the conventional device, the long hole is not deformed or the solenoid is not damaged by the friction between the pin and the long hole.

When the solenoid 16 is demagnetized, the plunger 18 returns to its original state. For returning, the return spring 19 which is a return means wound around the plunger 18 may be used, or the plunger 18 may be provided upward so as to return by the weight of the plunger 18. In either case, only the vertical force acts on the plunger 18 when returning, and
Since only the rotational force of the coil spring 12 acts on the shaft, and there is no long hole or pin, there is no friction due to the long hole and the pin, no wear or deformation occurs, and the return operation of the movable member 7 is reliable. The quick response is excellent and the movable member 7 does not return and the special winning opening 5 is not left open. Further, the durability of the solenoid 16 and each member is improved.

FIG. 3 is a schematic perspective view of a variable winning a prize device 1 showing another embodiment. In this embodiment, a biasing means 11 is provided on a bearing portion 9 provided on a mounting substrate 3. That is, the rotary shaft 8 of the movable member 7 is inserted into the cylindrical bearing portion 9 to rotatably support the movable member 7, and the coil spring is used as the biasing means 11 on the outer periphery of the bearing portion 9.
12 is wound and one end of the coil spring 12 is locked to the side of the winning chamber 4 and the other end is locked to the pin 15 of the connecting member 14 to urge the movable member 7. Even with this structure, the biasing means 11 can be provided concentrically with the rotating shaft of the movable member 7. In this embodiment, the reference numerals not described are the same as those in the embodiments shown in FIGS. 1 and 2, and the description thereof will be omitted.

Next, a pachinko machine provided with the variable winning device 1 having the above-described configuration will be described.

The pachinko machine has a variable winning device 1 in the center of a game section 21 surrounded by a guide rail 20, and three start ports 22a, 22a, 22b are provided in a row in a downward direction, and each start port 22a, 22a, 2
Starting switches 23a, 23a, and 23b are exposed to 2b, respectively. Further, an outlet 24 is provided at the bottom of the game section 21.

The variable winning device 1 has a mounting board 3 to be mounted on the game board 2, an opening is formed in the mounting board 3, and a box-frame-shaped winning chamber 4 is continuously provided behind the opening to win the big prize. The mouth 5 is formed, and the movable member 7 is rotatably faced to the side edge of the special winning opening 5. A rotary shaft 8 is fixedly provided on the back side of the movable member 7, the rotary shaft 8 is inserted into a front bearing portion 9a provided on the mounting substrate 3, and a rear end portion thereof is located laterally of the winning chamber 4. It is inserted through the rear bearing portion 9b extended to be pivotally attached.

An armor portion 25 is provided on the upper edge of the special winning opening 5, and a ceiling winning opening 26 is provided above the armor portion 25. A ball receiving portion 27 is provided at the lower edge of the special winning opening 5. Therefore, in the first state in which the movable member 7 is erected, the hit ball flowing down the game portion 21 cannot enter the special winning opening 5.

The bottom plate 28 of the special winning opening 5 is gently inclined downward from the ball receiving portion 27 toward the rear wall 29, and a passage portion 30 through which a ball can pass is provided in the central portion in the width direction near the rear edge of the bottom plate 28. Form the passage part
Drop ports 31 are provided on the left and right sides of 30. In addition, a short guide piece 32 having a low height is provided on the left and right of the front end of the passage portion 30. Since the passage portion 30 is provided with a slightly counterbore counterbore portion 30 ', the ball may remain in the counterbore portion 30'. Drop mouth
It may fall to 31.

A circular opening 33 is opened on the rear wall of the special winning opening 5, and the rotor 34, which rotates intermittently, faces the circular opening 33. The rotor 34 includes a conical portion 35, a collar portion 36, and a rotation control board 37.
A spindle 38 is provided at the tip of the shaft, a shaft 39 is provided at the center of the rotation control board 37, and a square hole 40 is provided in the shaft 39. Cone
35 is composed of three fan-shaped inclined members 41 divided into three in the circumferential direction, each inclined member 41 is colored in a different color, and a rib 42 is provided at the boundary of each inclined member 41 along the slope. Further, each tilting member 41 is provided with an arcuate recess 43 when viewed from the front. The flange 36 is provided with a notch 44 having a lateral width of, for example, 13 mm through which a ball can pass, and the notch 44 faces one of the recesses 43. Further, a plurality of light transmitting holes 45 ... Are opened in the flange portion 36 at positions other than the cutouts 44.

Further, the rotation control board 37 fixedly attached to the flange portion 36 is made of a transparent material, and a coloring film of the same color as that of each tilting member 41 is attached. Therefore, when the lamp L or the like is illuminated from the rear of the rotation control board 37, the light transmitting holes 45 ... And the conical portion 35 of the collar portion 36 are colored and shine.

In order to rotatably support the rotor 34 in the winning chamber 4, the spindle 38 at the tip of the conical portion 35 is supported by the rotor receiver 47 of the transparent plate 46 provided in the front of the winning chamber 4. The side peripheral surface of the rotation control board 37 is supported by the guide rollers 48 arranged around it. The guide roller 48 is rotatably fitted on a guide roller shaft 50 provided between the rear wall 29 of the winning chamber 4 and the motor mounting plate 49, and the outer peripheral surface of the guide roller 48 and the rotation control board 37.
Are arranged at the vertices of the circumscribed triangle so as to contact the outer peripheral surface of the. According to the above configuration, the rotor 34 can rotate in the winning room 4 without resistance.

Further, the rotational force of the motor 51 fixed to the motor mounting plate 49 is transmitted to the rotation control board 37. According to the illustrated embodiment, the rotational force is the square hole 40 of the shaft 39 projecting from the center of the rotation control board 37.
In addition, the square shaft 5 of the connecting member 53 fixed to the rotary shaft 52 of the motor 51 is
It is done by inserting 3 '.

When the rotor 34 is rotatably supported as described above and the torque of the motor 51 is transmitted to the rotor 34,
Since the weight of the rotor 34 is not loaded on the rotary shaft 52 of 51, a small motor can be used, which is effective for space saving and cost reduction.

A continuous winning opening 54 is provided at a position facing the passage portion 30 behind the winning room 4 and a continuation switch 55 is exposed. When the continuous winning opening 54 reaches the rotational position where the notch 44 provided in the collar portion 36 communicates, a ball moving in from the passage portion 30 can be dropped, and the falling switch detects the falling ball.

A concave portion 56 is provided on the outer peripheral surface of the rotation control board 37.
The operating piece 57 'of the stop switch 57 for stopping the rotation of the motor 51 is made to face 56. The recessed portion 56 and the notch 44 that forms the continuous winning opening 54 are at symmetrical positions, and the notch 44 is in a rotation position where the notch 44 communicates with the passage portion 30 of the bottom plate 28, that is, a rotation position where the ball can win the continuous winning opening 54. The stop switch 57
57 'is fitted in the recessed portion 56, and the rotation of the rotor 34 is stopped for a predetermined time. Then, after a lapse of a predetermined time, the rotor 34 starts rotating again. Therefore, the rotor
When 34 is stopped, the width of the continuous winning opening 54 is 13 mm, but when the rotor 34 starts to rotate, the width of the continuous winning opening 54 changes from 13 to 0 mm. Also, the passage part 30
When the rotor 34 rotates, the balls remaining in the spot facing portion 30 'collide with the ribs 42 of the conical portion 35 and are dropped into the drop opening 31.
Then, the ball fitted in the notch 44 from the passage portion 30 is detected by the continuation switch 55, and then discharged to the back side of the game board 2 through the guide gutter 59 provided in the ball shifting plate 58. On the other hand, the left and right drop openings
The ball dropped to 31 is also discharged through the guide gutter 59, but at this time, as the ball that has passed through the continuation switch 55 by the 10-count switch 60 facing the guide gutter 59 and has jumped into the special winning opening 5. Counted.

On the other hand, the rotary shaft 8 of the movable member 7 is rotated so that the movable member 7 is erected and the side edge of the special winning opening 5 is closed, so that a hit ball flowing down the game portion 21 does not enter the special winning opening 5. A coil spring 12 is wound as an urging means 11 for urging the shaft 8. Then, one end of the coil spring 12 is locked to the side wall 13 of the special winning opening 5, and the other end is a connecting member provided midway in the length direction of the rotating shaft 8.
It is locked to the pin 15 of 14. The connecting member 14 is fixed to the rotary shaft 8 and is at a predetermined angular position with respect to the movable member 7.

The solenoid 16 as the drive source 6 is a prize ball ejecting device (not shown) with the plunger 18 protruding upward.
It is arranged via a solenoid mounting plate 62 on a set plate 61 attached to the back side of the game board 2 for mounting such as.
In the illustrated embodiment, as shown in FIG.
A pressing member 63 is pivotally attached to the upper end of 18. This pressing member
63 has one end pivotally attached to the set plate 61 by a support shaft 64, and the pin 15 of the connecting member 14 faces the recessed portion 65 provided at the other end. Therefore, when the solenoid 16 is excited, the plunger 18
Is lowered, the pressing member 63 rotates downward about the support shaft 64 as a fulcrum. At this time, since the pin 15 abuts on the recessed portion 65, the connecting member 14 rotates against the bias of the coil spring 12 and the movable member 7 falls sideways to open the special winning opening 5. Create a state. Then, when the solenoid 16 is demagnetized, the plunger 18 is returned by the return spring 19, the pressing member 63 is rotated upward, the contact between the pressing member 63 and the pin 15 is released, and the connecting member 14 is attached to the coil spring 12. It returns and rotates with the rotation shaft 8 by the force, and the movable member 7 is erected to return to the first state in which the special winning opening 5 is closed.

As mentioned above, the return spring that is the return means of the drive source.
According to the configuration in which 19 and the biasing means 11 (coil spring 12) that is a means for returning the movable member are independently provided,
Since the rotary force does not act on the plungers 18 of 16 and only the rotary force acts on the rotary shaft 8, the movable member 7
The recovery response is extremely good, no wear or deformation occurs, no malfunction occurs, and durability is improved. Also, since the solenoid 16 is attached to the set plate 61,
It is easy to perform maintenance and inspection, and it is possible to use a pachinko machine having different set variable winning devices 1 with the set plate 61 being common.

In the pachinko machine as above, when the power is turned on,
The motor 51 starts rotating, and the notch 44 is directed directly below to about 2.
Stop for 5 seconds and rotate once in 2 seconds to complete one cycle of about 4.5
Perform intermittent rotation for seconds. Then, when the ball hit by the player enters the left and right starting ports 22a, 22a, the starting switch 23a detects the entering ball, and about 0.4 seconds later, the movable member 7 rotates and the large winning opening. Open 5 for about 0.4 seconds. Also,
When a hit ball enters the center starting port 22b, the starting switch 23b
After about 0.6 seconds from the detection by, is opened twice at intervals of about 0.6 seconds. While the special winning opening 5 is open, a hit ball jumps into the big winning opening 5,
This hit ball passes through the passage portion 30 without hitting the right and left drop openings 31 and enters the notch 44, and the continuation switch 55 detects the hit ball and the special game starts. When the special game starts, the movable member 7 immediately stands up, temporarily closes the special winning opening 5, and newly opens and closes 18 times at intervals of about 0.8 seconds. Incidentally, even if the rotor 34 is within the stop time, if the special game is started, the rotor 34 is intermittently rotated by shifting to the rotating operation. Then, with the opening and closing of 18 times as one cycle, it is possible to switch to a new cycle each time the notch 44, that is, the continuous winning opening 54 is won, but the cycle can be renewed up to 8 times, the 8th time. Even if there is a ball in the continuous winning hole 54 during the cycle, the cycle is not updated. Also, the ball that jumps into the special winning opening 5 in one cycle is a 10-count switch
When a total of 10 balls have been detected by 60 and have entered the special winning opening 5, the cycle is stopped even during the 18 opening / closing operations.

10 to 11 are time charts showing the relationship among the continuation switch 55, the special winning opening 5 and the rotor 34. In FIG. 10, a hit ball enters the continuous winning opening 54 and the continuation switch 55 is turned on. Showing the state where the special game is started,
The figure shows the case where the hit ball enters the continuous winning opening 54 again in the middle of one cycle of the special game.

According to the pachinko machine as described above, there is a time when the rotor 34 is stopped and there is a time when the special winning opening 5 is opened during the time when the rotor 34 is stopped. Therefore, the continuous winning opening 54 is re-winned. It is possible to provide an exciting pachinko game with an increased sense of expectation.

The present invention has been described above with reference to the embodiments of the drawings, but the present invention is not limited to the above embodiments, and can be appropriately implemented without changing the configuration described in the scope of claims for utility model. It can also be applied to a movable member.

<Effect of the Invention> The present invention is provided with an urging means for urging the movable member concentrically with the rotating shaft of the movable member so as to close the special winning opening, and an operating member of a drive source including a returning means. Is brought into contact with a connecting member provided on the rotating shaft, and the rotating shaft is rotated through the connecting member by the operation of the drive source, thereby converting the special winning opening into a second state in which a hit ball is likely to enter. At the same time, when the driving source is released, the biasing means restores the movable member to the first state in which the hit ball is hard to enter. Therefore, the return response of the movable member is significantly improved, and the operation of the movable member is improved. Does not become unstable, and each member is not worn or deformed, and durability is improved.

[Brief description of drawings]

The drawings show an embodiment of the present invention. FIG. 1 is a schematic perspective explanatory view of a first state, FIG. 2 is a schematic perspective explanatory view during conversion to a second state, and FIG. 3 is a first perspective view of another embodiment. FIG. 4 is a front view of the game board 2, FIG. 5 is a front view of the variable winning device, FIG. 6 is a vertical side view of the same, and FIG. 7 is a transverse side view of the same. 8 is a rear view of the game board 2, FIG. 9 is an enlarged view of part A in FIG. 8, and FIGS. 10 to 11 are time charts showing the relationship between the continuation switch, the special winning opening, and the rotor. 1 ... Variable prize winning device, 3 ... Mounting board, 4 ... Prize winning room,
5 ... Big prize hole, 6 ... Drive source, 7 ... Movable member, 11 ...
… Biasing means, 14 …… Linking member.

Claims (1)

[Scope of utility model registration request] 1. An opening is formed in a mounting board, and a box-shaped winning chamber is continuously provided behind the opening to provide a big winning opening, and the big winning opening is rotated by driving a driving source. In a variable winning device capable of converting a first state in which it is difficult for a ball to enter the special winning opening and a second state in which a ball is easily entered into the special winning opening, the variable winning device is concentric with the rotating shaft of the movable member. The movable member is the first
The urging means for urging to the state is provided, and the actuating member of the drive source including the returning means is brought into contact with the connecting member provided on the rotating shaft, and the actuating of the drive source causes the operating member to be actuated via the connecting member. The movable member is converted to the second state by rotating the rotating shaft, and the movable member is moved to the first state by the urging means when the drive source is released.
A variable winning device for a pachinko machine, which is characterized by being returned to the state.