JP5292180B2 - Pachinko machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a Pachinko game machine capable of driving a movable generator and an opening/closing member of a winning hole device disposed in the rear of the movable accessory by a common driving mechanism, and capable of simplifying the driving mechanism. <P>SOLUTION: The movable accessory 13 fixed to a rotating shaft 21 supported to a game board 4 is disposed on the board surface 4b of the game board 4. A second large winning hole device 14 includes the opening/closing member 22 disposed in the rear of the movable accessory 13 for opening/closing a second large winning hole 14a by the rotation, and the common rotational driving mechanism 23 for driving the movable accessory 13 and the opening/closing member 22. The rotational driving mechanism 23 includes: a driving motor 43; a gear mechanism 41 for transmitting the drive force of the driving motor 43 to the rotating shaft 21; a torsion spring member 40 for rotationally energizing the opening/closing member 22 to a closing position side; and a pressing mechanism 44 mounted in the movable accessory 13 for rotating the opening/closing member 22 to an opening position side. <P>COPYRIGHT: (C)2011,JPO&amp;INPIT

Description

  The present invention relates to a pachinko machine equipped with a winning opening device having a winning opening, and a movable accessory and an opening / closing member disposed behind the movable accessory to open and close the winning opening are driven by a common driving mechanism. It relates to a possible pachinko machine.

  Conventionally, in a pachinko gaming machine, a prize opening device having a prize opening, a movable movable accessory, and the like are arranged on the surface of the game board. For example, the pachinko machine described in Patent Document 1 is provided with a winning device having a specific winning opening on the left side of the board surface of the game board. This winning device includes a circular rotating tool having a ball holding portion that forms a part of a specific winning opening, an annular guide frame that can accommodate the rotating tool, and a guide frame that is integrally formed and attached to the game board. A mounting plate and a drive motor that rotationally drives the rotating accessory are provided.

  On the other hand, in recent pachinko machines, a center accessory including an image display is provided in the center of the game board to enhance the game effect, and the center accessory and the peripheral portion of the center accessory in the vicinity of the outer periphery of the center Some of them are provided with a special prize opening device provided separately from the special prize opening device. In addition, there is a thing in which a movable movable accessory fixed to a rotary shaft orthogonal to the board surface of the game board is provided on the front side of this special winning opening device.

  The special winning opening device includes a special winning opening, an opening / closing member that opens and closes the special winning opening and that rotates around an axis perpendicular to the board surface, and a solenoid actuator that drives the opening / closing member via a drive mechanism. And a drive motor that drives the rotating shaft through a gear mechanism. When the big prize opening device is activated, the opening / closing member is driven via the drive mechanism by the drive force of the solenoid actuator. Further, the movable accessory is rotationally driven through the gear mechanism and the rotating shaft by the driving force of the driving motor.

JP 2003-62213 A

  When the movable combination is arranged on the front side of the board surface of the game board, and the big prize opening device is arranged behind the movable combination, a solenoid actuator that drives the opening / closing member to the big prize opening device, Since a space for providing a drive motor for driving the opening / closing member is required, the large winning opening device is increased in size.

In addition, since it is necessary to provide a gear mechanism for transmitting the driving force of the motor to the movable accessory and a driving mechanism for transmitting the driving force of the solenoid to the opening / closing member, the driving mechanism in the large winning mouth device The structure becomes complicated.
An object of the present invention is to provide a pachinko gaming machine capable of driving a movable accessory and an opening / closing member of a prize opening device disposed on the rear side of the movable accessory with a common drive mechanism and simplifying the structure of the drive mechanism. Is to provide.

The present invention has the following configuration. Note that the reference numerals show an example of the correspondence with the components shown in the drawings for the purpose of promoting the understanding of the present invention, and do not limit the technical scope of the present invention.
The pachinko gaming machine according to claim 1 is a pachinko gaming machine (1) provided with a gaming board (4) and a winning opening device (14) having a winning opening (14a), the board surface (4b) of the gaming board (4). In addition, a movable accessory (13) fixed to the rotating shaft (21) supported by the game board (4) is provided, and the prize opening device (14) is arranged on the rear side of the movable accessory (13). A rotation drive mechanism comprising: an opening / closing member (22) that opens and closes the winning opening (14a) by rotation; and a common rotation drive mechanism (23) that drives the movable accessory (13) and the opening / closing member (22). (23) includes a drive motor (43), a gear mechanism (41) for transmitting the drive force of the drive motor (43) to the rotary shaft (21), and an open / close member (22) attached to the closed position side. It is characterized by comprising a spring member (40) that urges and a push mechanism (44) that is mounted on the movable accessory (13) and rotates the opening / closing member (22) toward the open position.

  In the prize opening device (14), when the rotational drive mechanism (23) is operated, the driving force of the drive motor (43) is a rotating shaft (the movable accessory (13) is fixed via the gear mechanism (41)). 21), and the movable accessory (13) is rotationally driven via the rotating shaft (21). When the movable accessory (13) is driven to rotate, the opening / closing member (22) is urged to rotate by the spring member (40) by the pushing mechanism (44, 44A, 44B) provided on the movable accessory (13). Is pushed from the closed position side to the open position side.

  In the pachinko gaming machine of claim 2, in the invention of claim 1, the spring member (40) is a torsion spring member (40), and the opening / closing member (22) is a guide portion for guiding the game ball (P). (34), a front protruding piece (35) protruding forward from the guide portion (34) and engageable with the push mechanism (44), and a torsion spring member protruding rearward from the guide portion (34) It has a rear side protruding piece (36) engaged with one end of (40).

  In the pachinko gaming machine according to claim 3, in the invention of claim 2, the push mechanism (44) is integrally formed on the back surface of the movable accessory (13) and protrudes backward, and the front protruding piece of the opening / closing member (22) It is characterized by comprising a protrusion (48) capable of pushing (35).

  In the pachinko gaming machine according to claim 4, in the invention of claim 2, the pushing mechanism (44A) includes a support shaft (70) provided on the back surface of the movable accessory (13) in the front-rear direction, and the support shaft. A pushing member (71) pivotally attached to (70) and a rear surface of the movable accessory (13), which is integrally formed and protrudes backward, and the pushing member (71) is a front protruding piece (35) And a restricting protrusion (72) for restricting the rotation of the pushing member (71) when pushing in the opening direction.

In the pachinko gaming machine according to claim 5, in the invention of claim 2, the push mechanism (44B) is fixed to the back side of the movable accessory (13) and opens the front protruding piece (35) of the opening / closing member (22). It is characterized by comprising a leaf spring member (73) that can be pushed in the direction.
The pachinko gaming machine according to claim 6 is characterized in that, in any one of the inventions of claims 1 to 5, the winning opening of the winning opening device (14) is a large winning opening (14a).

According to the first aspect of the present invention, the movable accessory and the opening / closing member of the prize opening device can be driven by a common drive motor with a simple structure. Further, the manufacturing cost can be reduced by reducing the number of actuators.
According to the invention of claim 2, the opening / closing member can be driven by the common drive motor.

According to the third to fifth aspects of the invention, the opening / closing member can be opened and closed with a simple mechanism.
According to the sixth aspect of the present invention, the movable accessory and the opening / closing member of the special prize opening device can be driven by a common rotational drive mechanism with a simple structure.

1 is a front view of a pachinko gaming machine according to an embodiment of the present invention. It is an expansion perspective view of a movable accessory and the 2nd grand prize opening device. It is an expansion perspective view of a movable accessory and the 2nd grand prize opening device. It is a disassembled perspective view of a 2nd big prize opening device. It is an enlarged front view of an accessory case. It is an expansion perspective view of an opening / closing member. It is a back surface side expansion perspective view of a decoration board. It is a principal part expansion perspective view of a rotation drive mechanism. It is a perspective view which shows the state which the torsion spring member is urging | biasing the opening-and-closing member to a closed position. It is a perspective view of the 2nd big prize opening device when an opening-and-closing member exists in an open position. It is a perspective view which shows the state of the torsion spring member when an opening-and-closing member is made into an open position. It is a block diagram of the control system of a pachinko gaming machine. FIG. 9 is a diagram corresponding to FIG. 8 of the second embodiment. It is a front view of a pushing mechanism and a movable accessory when the opening and closing member is in the closed position. It is a front view of a pushing mechanism and a movable accessory when contacting an opening / closing member. It is a front view of a pushing mechanism and a movable accessory after contacting an opening and closing member. FIG. 9 is a diagram corresponding to FIG. It is a front view of a pushing mechanism and a movable accessory when the opening and closing member is in the closed position. It is a principal part top view of a pushing mechanism and a movable accessory when an opening-and-closing member is a closed position. It is a principal part top view of a pushing mechanism and a movable accessory when a pushing mechanism passes an opening-and-closing member.

Hereinafter, modes for carrying out the present invention will be described based on examples.
In the following embodiments, the front-rear direction perpendicular to the board surface in the state facing the game board of the pachinko gaming machine 1 will be described as the front-rear direction.

  As shown in FIG. 1, the pachinko gaming machine 1 is provided with an open / close frame 2 that can be opened and closed on an outer frame attached to an island structure of a pachinko hall, and an open / close door 3 that can be opened and closed on the open / close frame 2. Yes. A game board 4 is mounted on the open / close frame 2, and a game area 4 a is formed on the front side of the game board 4. A window 3a is formed on the open / close door 3, and a transparent glass plate is attached to the window 3a, and the front side of the game area 4a is covered with the glass plate. The game area 4a can be seen from the outside through this glass plate.

  A plurality of decorative lamps 3b are provided in the upper part of the open / close door 3, and a production button 5 called a so-called chance button that can be operated by the player, a launching game ball P, and a winning ball are provided below the window 3a. And a launching handle 7 operated by the player. When the firing handle 7 is rotated, the game ball P introduced from the storage tray 6 to the firing position is launched. Here, when there are a plurality of game balls P in the storage tray 6, for example, the plurality of game balls P are continuously fired at intervals of about 0.6 seconds.

  In the game area 4a of the vertical board surface 4b of the game board 4, there are a number of obstacle nails 8, a windmill 9, a starting prize opening device 10, a gate 11, a first big prize opening device 12, a movable accessory 13, and a second big prize. A mouth device 14, a plurality of normal winning openings 15, a center accessory 16, an image display 17, and an accessory device 18 are provided. A game display board 19 is provided outside the game area 4a. A control device 20 (see FIG. 12) is provided on the back side of the game board 4.

  The start winning a prize opening device 10 is disposed below the stage 16a of the center accessory 16 and includes an electric tulip type accessory having a pair of left and right opening and closing members called a so-called electric Chu. The start prize opening device 10 won a gate type first start prize opening 10a, an openable second start prize opening 10b, an opening / closing member 10c for opening and closing the second start prize opening 10b, and a first start prize opening 10a. A first start opening SW10d (see FIG. 12) for detecting the game ball P, a second start winning opening SW10e (see FIG. 12) for detecting the game ball P winning in the second start winning opening 10b, and an opening / closing member 10c for opening and closing. And an electric chew solenoid 10f (see FIG. 12).

  The opening / closing member 10c is configured such that two symmetrical short blade members operate around an axis orthogonal to the board surface 4b, making it impossible to win the game ball P to the second start winning opening 10b at the closed position, The game ball P can be awarded to the second starting prize opening 10b at the open position. 1 is in the closed position. The gate 11 is arranged on the left side of the center accessory 16, and the gate 11 is provided with a gate SW11a (see FIG. 12) for detecting the game ball P that has passed.

  The first grand prize opening device 12 is disposed on the lower side of the start prize opening device 10, and is connected to the first big prize opening 12a, an opening / closing member 12b for opening and closing the first big prize opening 12a, and the first big prize opening 12a. It has a first big prize opening SW12c (see FIG. 12) for detecting the winning game ball P and a first big prize opening solenoid 12d (see FIG. 12) for opening and closing the opening / closing member 12b.

  The opening / closing member 12b is configured to operate around a horizontal axis parallel to the board surface 4b by the first grand prize opening solenoid 12d, and the game ball P cannot be awarded to the first big prize opening 12a in the closed position. In the open position, the game ball P can be awarded to the first big prize opening 12a. The opening / closing member 12b in FIG. 1 is in the open position.

  As shown in FIGS. 1 to 4, the movable accessory 13 is provided in front of the board surface 4 b of the game board 4 in the upper left portion of the center accessory 16. The movable combination 13 is a circular rotation combination formed by a diffusing lens made of a large number of fine pyramid cuts and having two alphabet characters (for example, “KN”) marked on the front surface. The movable accessory 13 is fixed to a rotating shaft 21 orthogonal to the board surface 4b, and is configured to be able to rotate clockwise and counterclockwise around the rotating shaft 21 from the stop position shown in FIG.

  The second grand prize opening device 14 unique to the present application is arranged behind the movable accessory 13. This second grand prize opening device 14 detects a second big prize opening 14a, an opening / closing member 22 that opens and closes the second big prize opening 14a, and a second big prize that detects a game ball P that has won the second big prize opening 14a. A winning opening SW14c (see FIG. 12). Details of the second big prize opening device 14 will be described later.

  Each normal winning opening 15 is provided with a normal winning opening SW 15a (see FIG. 12) for detecting a winning game ball P. The center accessory 16 has a center accessory outer peripheral frame 16b including a stage 16a that is disposed in a substantially circular area at the center of the board surface 4b of the game board 4 and projects forward from the board surface 4b. The entire center accessory outer peripheral frame 16b is subjected to a hard gold plating process having conductivity in order to enhance the high quality and gorgeousness of the center accessory 16.

  The image display 17 includes a liquid crystal display (LCD) and is disposed in the center accessory 16. The image display 17 displays a jackpot lottery effect in response to the winning of the game ball P at the first or second start winning opening 10a, 10b. In the jackpot lottery effect, an effect symbol (decorative symbol) is used. The results of symbol variation and jackpot lottery are displayed, and the jackpot effect is displayed during the jackpot game.

  The accessory device 18 includes a fixed accessory 18a, movable accessories 18b and 18c, and driving means 18d (see FIG. 12) for driving the movable accessories 18b and 18c. The fixed combination 18a and the movable combinations 18b and 18c are formed of a colored synthetic resin material, and one character (for example, “Kinnikuman”) provided from the upper part to the right part of the center combination 16 is provided. It constitutes the representing character.

  The fixed combination 18a is Kinnikuman's left upper arm, the movable combination 18b is a fireball held on the left lower arm and left hand of Kinnikuman, and the movable combination 18c is Kinkinman's face. The fixed combination 18a and the movable combinations 18b and 18c are arranged on the inner side of the upper part and the right part of the center combination outer peripheral frame 16b. The fixed combination 18a is fixed to the center combination outer peripheral frame 16b, and the movable combination 18b, The base end portion 18c is attached to the center accessory outer peripheral frame 16b so as to be swingable over the standby position shown in FIG. 1 and the swinging position swinging in the lower left direction.

  The game display board 19 is arranged on the lower right side of the game area 4a, and includes first and second special symbol displays 19a and 19b composed of a seven-segment display, a normal symbol display 19c that is indicated by XX, and a first special symbol. A holding lamp 19d, a second special symbol holding lamp 19e, and a normal symbol holding lamp 19f are provided.

  The first special symbol display 19a displays the first special symbol after the symbol change triggered by the winning of the game ball P in the first start winning opening 10a, and the second special symbol display 19b displays the second start. The second special symbol is displayed after the symbol change in response to the winning of the game ball P at the winning opening 10b. When a big hit symbol is displayed on the first or second special symbol indicator 19a, 19b, a big hit gaming state occurs, the first or second big prize opening device 12, 14 is activated, and usually the blockage is large. The opening / closing members 12b and 22 are opened and closed over a plurality of rounds so as to open and close the winning openings 12a and 14a.

  The first special symbol holding lamp 19d has four first holding numbers which are the number of game balls P won in the first start winning opening 10a and have not yet been subjected to the symbol variation on the first special symbol display 19a. Is displayed. The second special symbol holding lamp 19e has four second reserved numbers which are the number of game balls P won in the second start winning opening 10b and have not yet been subjected to the symbol fluctuation in the second special symbol display 19b. Is displayed. The normal symbol holding lamp 19f displays up to four reserved balls, which are the number of game balls P that have won the gate 11 and have not yet been used for the symbol variation in the normal symbol display 19c.

  By rotating the launch handle 7, the game ball P that is raised between the guide rails 24 and is thrown into the top of the game area 4a hits the obstacle nails 8 and the windmill 9 while changing its direction, and falls. The first prize-winning opening 10a, 10b of the starting prize-winning opening device 10, the big prize-winning openings 12a, 14a of the first or second big prize-winning opening apparatus 12, 14, and a plurality of ordinary prize-winning openings 15 are awarded. And discharged to the outside of the game area 4a, or dropped to the lowermost end and discharged from the out port 25 to the outside of the game area 4a.

Next, the second grand prize opening device 14 will be described in detail.
As shown in FIGS. 1 to 11, the second grand prize opening device 14 is provided on the upper left side of the center accessory 16, and the second big prize opening 14 a and the opening / closing member 22 that opens and closes the second big prize opening 14 a. A common rotary drive mechanism 23 for driving the movable accessory 13 and the opening / closing member 22, a accessory case 26 for accommodating the movable accessory 13, and a decorative plate 27 disposed on the rear side of the accessory case 26; And a support 28 disposed on the rear side of the decorative plate 27.

  As shown in FIGS. 2 to 4, the accessory case 26 is integrally formed of a transparent synthetic resin material. The accessory case 26 includes a disk part 29, an outer peripheral wall 30 a at the outer peripheral part of the disk part 29, a peripheral wall part 30 b that continues to the rear end of the outer peripheral wall 30 a, and a passage part 33. The front end portion of the accessory case 26 is formed with an accommodating recess 31 that rotatably accommodates the movable accessory 13 by the disc portion 29 and the outer peripheral wall 30a. The movable accessory 13 is accommodated in the accommodating recess 31 so that the front surface thereof is substantially flush with the front end of the outer peripheral wall 30a.

  As shown in FIGS. 4 and 5, the disc portion 29 is formed with a circular hole 29a at the center thereof and an arcuate engagement hole 29b. The engagement hole 29 b is a hole for introducing a front protruding piece 35 of the opening / closing member 22 described later disposed on the rear side of the disk portion 29.

  On the back surface of the accessory case 26, a plurality of projecting pieces (not shown) project toward the decorative plate 27, and a screw hole is formed at the rear end of the projecting pieces. The accessory case 26 is disposed on the front side of the decorative plate 27, and the accessory case 26 is fixed to the decorative plate 27 by inserting screws into the screw holes of the decorative plate 27 and screwing them into the screw holes of the plurality of protruding pieces. Is done.

  The passage portion 33 of the accessory case 26 is formed in an arc region of about 60 degrees in the upper right portion so as to be continuous with the outer peripheral wall 30a and the peripheral wall portion 30b. A cutout portion 32 through which the opening / closing member 22 is inserted is formed at the top of the accessory case 26. The peripheral wall portion 30 b is formed so as to correspond to an arc region of about 200 degrees other than the passage portion 33 and the notch portion 32.

  As shown in FIGS. 2 to 4 and 6, the opening / closing member 22 protrudes upward into an opening 32 a (see FIG. 3) formed by the notch 32 and the front surface of the decorative plate 27. Arranged inside the accessory case 26. When the opening / closing member 22 is in the open position, a part of the opening 32a becomes the second big prize opening 14a. The opening / closing member 22 is configured to rotate about an axis in the front-rear direction, and is rotatable between a closed position shown in FIG. 2 and an open position shown in FIG.

  As shown in FIGS. 3 to 6, the opening / closing member 22 is integrally formed of a transparent synthetic resin material. The opening / closing member 22 has a wing-shaped airfoil portion 22A having a predetermined front-rear width and a frame-shaped portion 22B integrally formed at the lower left end of the airfoil portion 22A. A pivot hole 22a for pivotally supporting the opening / closing member 22 is formed at the lower end of the opening / closing member 22. The airfoil portion 22A is formed in a hollow shape in order to reduce the weight and increase the responsiveness of the opening / closing operation, and the frame-shaped portion 22B has an opening hole 22b.

  Hard gold plating is applied to the front surface of the upper half of the airfoil portion 22A in order to enhance decorativeness. The opening / closing member 22 guides the game ball P that has dropped from the top of the game area 4a to the second grand prize opening 14a when the second big prize opening 14a is in the open position, and this guidance part 34. A front protruding piece 35 that protrudes further forward, a rear protruding piece 36 that protrudes rearward than the guide portion 34, and the first and second rolling balls P that roll when the opening and closing member 22 is in the closed position. It has moving parts 37a and 37b.

The guide portion 34 is formed as a flat surface on the right side surface of the airfoil portion 22A. The first rolling surface 37a is formed in the upper half of the left side surface of the airfoil portion 22A. The second rolling surface 37b is formed on the upper surface of the frame portion 22B. The first and second rolling portions 37a and 37b are formed on curved surfaces protruding upward and have substantially the same length, and the first rolling portion 37a is steeper than the second rolling portion 37b.
As shown in FIG. 3, the 3rd rolling part 37c continuing to the lower end of the 2nd rolling part 37b is formed in a part of surrounding wall part 30b. An inclined portion k for smooth rolling of the game ball P is formed at the right end portion of the third rolling portion 37c.

  The fourth rolling part 37d connected to the left end of the third rolling part 37c is formed substantially horizontally on the decorative member 16c. The entire surface of the decorative member 16c is subjected to hard gold plating. The decorative member 16c has a horizontal portion 16d whose right end is fixed to the peripheral wall portion 30b and extends horizontally to the left, and a frame forming portion 16e that extends downward from the left end of the horizontal portion 16d to the same extent. The frame forming portion 16e constitutes a part of the center accessory outer peripheral frame 16b. The second and third rolling portions 37b and 37c, a part of the outer peripheral wall 30a, and the decorative plate 27 are formed in a groove shape in which the game ball P can roll.

The game ball P that has rolled from the first, second, and third rolling portions 37a, 37b, and 37c toward the fourth rolling portion 37d falls from the left end of the fourth rolling portion 37d toward the gate 11. .
As described above, since the first and second rolling portions 37a and 37b on which the game ball P rolls are formed by effectively utilizing the opening and closing member 22, the space on the upper surface side of the opening and closing member 22 can be effectively utilized. The members that form the rolling part can be saved.

  The front protruding piece 35 protrudes forward from the front end of the lower left end of the airfoil portion 22A by a predetermined width and is formed in a substantially arcuate shape in the vertical direction. The rear protruding piece 36 protrudes from the rear end of the lower right end of the airfoil portion 22A by a predetermined width and is formed vertically.

  As shown in FIGS. 4 and 7, the decorative plate 27 is made of a transparent synthetic resin molded body, and the front surface is a smooth surface. However, a diffuser lens 38d made of many fine pyramid cuts is formed on the entire rear surface. Is formed. The decorative plate 27 includes a main body plate portion 38 having a zigzag outer peripheral shape and a disc portion 39 integrally formed in a central region of the main body plate portion 38. The disc portion 39 is positioned backward, for example, about 5 mm from the main body plate portion 38, and a circular recess 39 a is formed on the front side of the disc portion 39.

  A circular hole 27 a is formed at the center of the disc part 39, and an arcuate engagement hole 27 b is formed at a position near the outer periphery of the upper part of the disc part 39. The engagement hole 27 b is a hole for introducing the rear protruding piece 36 of the opening / closing member 22.

  The front protruding piece 35 of the opening / closing member 22 is inserted into the engagement hole 29b, the rear protruding piece 36 is inserted into the engagement hole 27b, and the rotation range of the opening / closing member 22 is restricted by these engagement holes 29b, 27b. . A vertically long oval through hole 27 c is formed at the upper right end portion of the disc portion 39 of the decorative plate 27. The through hole 27 c communicates with the rear end of the passage portion 33 of the accessory case 26 and is a hole for leading the game ball P flowing into the passage portion 33 to the rear.

A shaft portion 38b in the front-rear direction for pivotally supporting the pivotal support hole 22a of the opening / closing member 22 is integrally formed on the upper portion of the front surface of the disc portion 39 of the decorative plate 27, and the disc portion 29 of the accessory case 26 is formed. A shaft portion (not shown) in the front-rear direction for pivotally supporting the pivot support hole 22a of the opening / closing member 22 is integrally formed on the upper portion of the rear surface so as to face the shaft portion 38b. By pivotally supporting the pivot hole 22a of the opening / closing member 22 with a pair of front and rear shafts, the opening / closing member 22 is pivotally supported.
In addition, in the upper part of the front surface of the disc part 39, in the vicinity of the left side of the shaft part 38b, when the opening / closing member 21 is turned to the open position side (counterclockwise direction), it is opened / closed so as not to turn more than a predetermined angle. A restricting portion 38 c that restricts the rotation of the member 22 is provided.

  As shown in FIGS. 7 and 9, an outer edge wall portion 38 e protruding backward by a predetermined length is continuously formed on the outer edge portion of the lower 2/3 of the main body plate portion 38. In the vicinity of the outer edge of the back surface of the main body plate portion 38, a plurality of projecting portions 38f are provided to project rearward, and screw holes are formed in the projecting portions 38f.

  On the back surface of the disc part 39, a support shaft part 39a projects rearwardly below the engagement hole 27b, and the torsion spring member 40 of the rotational drive mechanism 23 is screwed onto the support shaft part 39a. The crease 40a is externally fitted. A locking piece 39b for locking one end of the torsion spring member 40 is integrally formed in the vicinity of the left side of the support shaft portion 39a. A plurality of projecting portions 39c project rearwardly in the vicinity of the outer peripheral edge of the back surface of the disc portion 39, and screw holes are formed in these projecting portions 39c.

  A plurality of protrusions 38f and a plurality of protrusions 39c of the decorative plate 27 are arranged on the front surface of the support 28, and a plurality of screws are inserted into the screw holes of the support 28 and screwed into the screw holes of the protrusions 38f and 39c. As a result, the decorative plate 27 is fixed to the support 28.

  As shown in FIG. 4, the support body 28 is a substantially rectangular plate-shaped synthetic resin molded body having a predetermined thickness in the front-rear direction. A rectangular through hole 28 a is formed at the center of the support 28. The circular hole 29a of the disk portion 29, the circular hole 27a of the decorative plate 27, and the through hole 28a are formed coaxially. A communication hole 28 b is formed at the right end portion of the support 28 so as to communicate with the through hole 27 c of the decorative plate 27. The game ball P that has passed through the communication hole 28b is discharged from the back side of the game board 4 to the outside after being detected by the second prize opening switch 14c.

A lamp substrate 74 on which a plurality of LEDs 74 a are mounted is provided on the front surface of the support 28. When the light from the plurality of LEDs 74a is projected toward the decorative plate 27, the light incident on the decorative plate 27 is diffused by the diffusion lens 38d, and the entire surface of the decorative plate 27 is uniformly illuminated by the diffused light. The light transmitted through the decorative board 27 is emitted toward the player from a region other than the characters on the front surface of the movable accessory 13. The support 28 is supported by a gear housing case 42 that is disposed on the rear side of the support 28 and houses the gear mechanism 41 of the rotation drive mechanism 23.

  As shown in FIGS. 4, 7, and 8, the rotation driving mechanism 23 drives the movable accessory 13 and the opening / closing member 22 with one actuator. The rotation drive mechanism 23 includes a drive motor 43, a gear mechanism 41 that transmits the drive force of the drive motor 43 to the rotation shaft 21, and a torsion spring member 40 that urges the opening / closing member 22 toward the closed position. And a push mechanism 44 that is mounted on the movable accessory 13 and rotates the opening / closing member 22 toward the open position. The drive motor 43 is horizontally disposed on the rear side of the gear housing case 42 in the front-rear direction.

  The gear mechanism 41 is a reduction gear mechanism having a small reduction ratio, and is housed in the gear housing case 42. The gear mechanism 41 includes a drive gear 45 fixed to the output shaft 43 a of the drive motor 43, a first driven gear 46 meshed with the drive gear 45, and a second driven gear 47 meshed with the first driven gear 46. ing. These gears 45, 46 and 47 are made of synthetic resin. The rear end portion of the rotating shaft 46 a that supports the first driven gear 46 is supported by a bearing portion 43 b below the fixed portion that fixes the flange of the drive motor 43. A shaft portion 47a integrated with the second driven gear 47 is provided, the rear end portion of the shaft portion 47a is supported by the gear housing case 42, and the rotating shaft 21 can transmit the rotational force to the shaft portion 47a through the coupler. It is connected.

  The rotary shaft 21 is fixed to a bearing portion 13 a that is inserted through the through hole 28 a and the circular holes 27 a and 29 a and has a tip protruding rearward from the back surface of the movable accessory 13. By this rotation drive mechanism 23, the movable accessory 13 is driven to rotate clockwise or counterclockwise about the rotation shaft 21.

  The torsion part 40a of the torsion spring member 40 is externally fitted to the support shaft part 39a on the back surface of the circular part 39, the lever part 40b at one end is locked to the locking piece 39b, and the lever part 40c at the other end. Is engaged with the rear projecting piece 36 of the opening / closing member 22 projecting rearward from the engagement hole 27b of the decorative plate 27. The torsion spring member 40 elastically biases the opening / closing member 22 toward the closed position.

  As shown in FIG. 8, the pushing mechanism 44 that rotates the opening / closing member 22 to the open position includes a short columnar protrusion 48 that is integrally formed on the back surface of the movable accessory 13 and protrudes backward. When the movable accessory 13 is stopped at a preset normal stop position (this is the origin position), the protrusion 48 is forward of the engagement hole 29b of the disc portion 29 of the accessory case 26. It abuts from the right on the front end of the front protruding piece 35 protruding toward the right.

Next, a control system of the pachinko gaming machine 1 will be described.
As illustrated in FIG. 12, the control device 20 includes a main control device 50 and a sub control device 51. The main control device 50 is configured by providing a game control board 52 with a CPU, ROM and RAM, and the game control board 52 is connected to a board external information terminal board 53.

  The sub-control device 51 includes a payout control board 54, an effect control board 55, an image control board 56, and a lamp control board 57. Each of the plurality of control boards 54 to 57 includes a CPU, a ROM, and a RAM. The production control board 55 includes an RTC (real time clock), and the payout control board 54 is connected to the frame external information terminal board 58.

  The game control board 52 includes detection signals from the first and second start openings SW10d and 10e, the gate SW11a, the first and second big prize openings SW12c and 14c, and the normal prize opening SW15a, and control information from the payout control board 54. In response, the electric Chu solenoid 10f, the first big prize opening solenoid 12d, the drive motor 43, the symbol displays 19a to 19c, and the symbol holding lamps 19d to 19f are controlled, and the payout control board 54, the effect control board 55 and the board are controlled. Control information (game information) is output to the external information terminal board 58.

  The payout control board 54 receives the control information from the game control board 52 and the detection signals from the payout ball detection SW59, the ball presence detection SW59, and the full tank detection SW61, and controls the payout motor 62 to receive the winning openings 10a, 10b. , 12a, 14a, 15 for one winning game ball P, the number of winning balls set for each of the winning openings 10a, 10b, 12a, 14a, 15 is paid out to the storage tray 6, and the game control board 52 and frame Control information (payout information) is output to the external information terminal board 53.

  The effect control board 55 receives the control information from the game control board 52 and the operation signal from the effect button 5 provided on the storage tray 6, and outputs the control information to the image control board 56. Furthermore, the image control board In response to the control information from 56, the control information is output to the lamp control board 57. The image control board 56 receives the control information from the effect control board 55, controls the image display 17 and the speaker 63, and outputs the control information to the effect control board 55. The lamp control board 57 receives control information from the effect control board 55, and controls the frame lamp 64, the panel lamp 65, and the driving means 18d of the accessory device 16 mainly in synchronization with the control by the image control board 56. To do.

Next, the operation and effect of the pachinko gaming machine 1 described above will be described.
As shown in FIG. 2, when the movable accessory 13 is stopped at the normal stop position, as shown in FIG. 9, the opening / closing member 22 is closed by the torsion spring member 40 (clockwise in front view). The projection 48 of the pushing mechanism 44 is in contact with the front protruding piece 35 of the opening / closing member 22 as shown in FIG. When performing the game effect via the movable accessory 13, the drive motor 43 is driven, and when the movable accessory 13 rotates in the clockwise direction from the stop position, the protrusion 48 is opened and closed from the stop position. It rotates by a predetermined angle (about 350 degrees) within a range not interfering with the front projecting piece 35 of 22. Thereafter, the drive motor 43 is driven in reverse to rotate the movable accessory 13 counterclockwise to return to the stop position.

On the other hand, when the movable accessory 13 rotates counterclockwise from the stop position in front view, the protrusion 48 of the push mechanism 44 opens the front protruding piece 35 of the opening / closing member 22 as shown in FIGS. The torsion spring member 40 is twisted and elastically deformed by rotating to the position side, and the opening / closing member 22 is rotated to the open position, thereby opening the second big prize opening 14a. The opening / closing member 22 opens until the front protruding piece 35 contacts the left end surface of the engagement hole 29b and the rear protruding piece 36 contacts the left end surface of the engagement hole 27b. At this time, the opening / closing member 22 abuts on the restricting portion 38c and is restricted from rotating. When the opening / closing member 22 is in the open position, the inclination angle of the guide portion 34 of the opening / closing member 22 with respect to the horizontal is, for example, 10 to 20 degrees.

  When the movable accessory 13 rotates clockwise in a front view from the open position of the opening / closing member 22, the opening / closing member 22 returns to the closed position by the elastic restoring force of the torsion member 40, and the second large The winning opening 14a is closed. The opening / closing member 22 is closed until the front protruding piece 35 contacts the right end surface of the engaging hole 29b and the rear protruding piece 36 contacts the right end surface of the engaging hole 27b.

  A rotating hand 13 fixed to a rotating shaft 21 orthogonal to the board surface 4 b is provided on the front side of the board surface 4 b of the game board 4, and the second big prize opening device 14 is disposed on the rear side of the rotating hand 13. An opening / closing member 22 that opens and closes the second winning opening 14a by rotation, and a common rotation drive mechanism 23 that drives the rotary accessory 13 and the opening / closing member 22 are provided. The rotation drive mechanism 23 includes a drive motor 43, a gear A mechanism 41; a torsion spring member 40 that urges the opening / closing member 22 toward the closed position; and a push mechanism 44 (front side) that is mounted on the rotary accessory 13 and rotates the opening / closing member 22 toward the open position. Since the protrusion 48 that can push the protruding piece 35 is provided, the rotary member 13 and the opening / closing member 22 of the second big prize opening device 14 are driven by a single rotation driving mechanism 23 with a simple structure. be able to. Therefore, since the number of actuators can be reduced, manufacturing costs can be reduced.

  The opening / closing member 22 includes a guide portion 34 for guiding the game ball P, a front protruding piece 35, and a rear protruding piece 36 with which one end of the torsion spring member 40 is engaged. The drive motor 43 can be opened and closed.

The pushing mechanism 44A of the rotation drive mechanism 23 will be described. However, the description of the same configuration as that of the first embodiment will be omitted, and only a different configuration will be described.
As shown in FIG. 13, the push mechanism 44 </ b> A includes a support shaft 70 provided on the back surface of the movable accessory 13 in the front-rear direction, and a push member 71 pivotally attached to the support shaft 70. And a restricting protrusion 72 that restricts the rotation of the pushing member 71 when the front protruding piece 35 of the opening / closing member 22 is pushed.

  The pushing member 71 is a vertically long rectangular rod-shaped synthetic resin molded body, and a bearing portion pivotally attached to the support shaft 70 is formed in the middle of the pushing member 71. An inclined surface 71 a that is inclined downward to the right is formed at the upper end portion of the pushing member 71. The restricting protruding portion 72 is a short columnar protruding portion that is integrally formed on the back surface of the movable accessory 13 and protrudes rearward, and is provided in the vicinity of the lower end portion of the pushing member 71 on the opening / closing member 22 side.

  As shown in FIGS. 13 and 14, when the movable accessory 13 is stopped at the normal stop position, the opening / closing member 22 is moved to the closed position (clockwise in front view) by the torsion spring member 40. The left side surface of the upper end portion of the pushing member 71 is in contact with the right side surface of the front protruding piece 35 of the opening / closing member 22, and the left side surface of the lower end portion is in contact with the regulating projection 72.

  When the drive motor 43 is driven and the movable accessory 13 rotates in the clockwise direction (closed direction) in front view around the rotation shaft 21, the movable accessory 13 moves from the stop position to the front protruding piece 35 of the opening / closing member 22. 15, and as shown in FIG. 15, when the upper portion of the pushing member 71 comes into contact with the front protruding piece 35, the pushing member 71 is turned around the support shaft 70 as shown in FIG. 16. It rotates clockwise and passes under the front protruding piece 35 of the opening / closing member 22. Therefore, the movable accessory 13 can be continuously rotated without affecting the opening / closing member 22 when rotating in the clockwise direction (opening direction) about the rotation shaft 21 from the normal stop position.

  On the other hand, when the movable accessory 13 rotates in the counterclockwise direction (opening direction) from the normal stop position around the rotation shaft 21 in a front view, the pushing member 71 opens the front protruding piece 35 of the opening / closing member 22. The torsion spring member 40 is twisted and deformed, and the opening / closing member 22 is turned to the open position side, so that the second big prize opening 14a is opened. The opening / closing member 22 opens until the front protruding piece 35 contacts the left end surface of the engagement hole 29b and the rear protruding piece 36 contacts the left end surface of the engagement hole 27b.

When the movable accessory 13 is rotated clockwise in a front view from the open position of the opening / closing member 22, the opening / closing member 22 is engaged with the front protruding piece 35 by the elastic restoring force of the torsion spring member 40. The second large winning opening 14a is closed by being urged to rotate toward the closed position until it abuts on the right end surface of the hole 27b and the rear protruding piece 36 abuts on the right end surface of the engagement hole 27b.
The pushing mechanism 44A of the rotation driving mechanism 23 also has the same operation and effect as the pushing mechanism 44 of the rotation driving mechanism 23, and moves the movable accessory 13 in the clockwise direction without affecting the opening / closing member 22. Since it can be rotated by a desired number of rotations, it is possible to improve performance.

The pushing mechanism 44B of the rotation drive mechanism 23 will be described. However, the description of the same configuration as in the first embodiment is omitted, and only a different configuration will be described.
As shown in FIG. 17, the pushing mechanism 44 </ b> B includes a leaf spring member 73 that is fixed to the back side of the movable accessory 13 and can push the front protruding piece 35 of the opening / closing member 22. The leaf spring member 73 is, for example, a spring steel plate having a thickness of about 0.2 to 0.3 mm, and is formed in a horizontally long rectangular shape when viewed from the front. The right end portion is a fixed end fixed to the back surface of the movable accessory 13 and is inclined so as to protrude rearward from the right end toward the left end. The left end of the leaf spring member 73 is a free end.

  As shown in FIGS. 18 and 19, when the movable accessory 13 is stopped at the normal stop position, the opening / closing member 22 is urged to the closed position by the torsion spring member 40, and the leaf spring member 73 The free end is in contact with the lower part of the front protruding piece 35 of the opening / closing member 22 from the right side. When the drive motor 43 is driven and the movable accessory 13 rotates clockwise from the normal stop position in front view, when the movable accessory 13 passes through the front protruding piece 35 from the stop position, it is shown in FIG. As described above, the spring member 73 passes below the front protruding piece 35 while being elastically deformed. Therefore, the movable accessory 13 can be continuously rotated without affecting the opening / closing member 22 when rotating in the clockwise direction (closed direction) about the rotation shaft 21 from the normal stop position.

  On the other hand, when the movable accessory 13 rotates counterclockwise from the normal stop position in front view, the free end of the leaf spring member 73 pushes the front protruding piece 35 of the opening / closing member 22 to the open position side and twists it. The torsion spring member 40 is torsionally deformed to rotate the opening / closing member 22 to the open position, and the second big prize opening 14a is opened. The opening / closing member 22 opens until the front protruding piece 35 contacts the left end surface of the engaging hole 29b and the rear protruding portion 36 contacts the left end surface of the engaging hole 27b.

  When the movable accessory 13 is rotated clockwise in a front view from the state where the opening / closing member 22 is in the open position, the opening / closing member 22 is engaged with the front protruding piece 35 by the elastic restoring force of the torsion spring member 40. The second big winning opening 14a is closed by being urged to rotate toward the closed position until it comes into contact with the right end face of the hole 29b and the rear protrusion 36 comes into contact with the right end face of the engagement hole 27b.

  The push mechanism 44B of the rotation drive mechanism 23 has the same operation and effect as the push mechanism 44 of the rotation drive mechanism 23, and also moves the movable accessory 13 in the clockwise direction without affecting the opening / closing member 22. Since it can be rotated by a desired number of rotations, it is possible to improve performance. Further, since the pushing mechanism 44B can be configured by only the leaf spring member 73, the structure becomes simple and can be manufactured at low cost.

A modified example in which the first to third embodiments are partially modified will be described.
1] The pushing mechanisms 44, 44A, 44B are merely examples, and are not limited to the pushing mechanisms.
2] The gear mechanism 41 is merely an example, and is not limited to the gear mechanism.

3] In the embodiment, the present invention is applied to the second big prize opening device 14, but the present invention can be applied to a prize opening device that drives the movable accessory and the opening / closing member.
4] The movable combination 13 is merely an example, and the present invention can be applied to various rotary movable combinations. Further, the present invention can also be applied to pachinko gaming machines such as second type pachinko gaming machines called blades other than the pachinko gaming machines of the embodiments.

P Game ball 1 Pachinko machine 4 Game board 4b Board surface 13 Movable accessory 14 Second grand prize opening device 14a Second big prize opening
22 Opening and closing member
23 rotational drive mechanism 34 guide portion 35 front protruding piece 36 rear protruding piece 40 torsion spring member 41 gear mechanism 43 drive motors 44, 44A, 44B push mechanism 48 projection 70 support shaft 71 push member 72 regulating projection 73 Leaf spring member

Claims (6)

In a pachinko machine equipped with a game board and a prize opening device having a prize opening,
On the board surface of the game board, a movable accessory fixed to a rotating shaft supported by the game board is provided.
The prize opening device includes an opening / closing member that is disposed on the rear side of the movable accessory and opens and closes the prize opening by rotation, and a common rotational drive mechanism that drives the movable accessory and the opening / closing member,
The rotation drive mechanism is equipped with a drive motor, a gear mechanism that transmits the drive force of the drive motor to the rotation shaft, a spring member that urges the opening / closing member to the closed position, and the movable accessory. And a push mechanism for rotating the opening / closing member to the open position side. The spring member is a torsion spring member;
The opening / closing member includes a guide portion that guides the game ball, a front protruding piece that protrudes forward from the guide portion and engageable with the push mechanism, and protrudes rearward from the guide portion and the torsion spring member The pachinko gaming machine according to claim 1, further comprising a rear protruding piece engaged with one end of the pachinko machine.   3. The pachinko gaming machine according to claim 2, wherein the pushing mechanism is formed of a protrusion that is integrally formed on a back surface of the movable accessory and protrudes rearward and can push a front protruding piece of the opening / closing member. .   The pushing mechanism is integrally formed on a back surface of the movable accessory in a front-rear direction, a push member pivotally attached to the support shaft, and a back surface of the movable accessory. And a restricting protrusion that restricts rotation of the push member when the push member pushes the front protruding piece in the opening direction. Pachinko machine.   3. The pachinko gaming machine according to claim 2, wherein the pushing mechanism includes a leaf spring member fixed to a back side of the movable accessory and capable of pushing the front protruding piece of the opening / closing member in an opening direction. .   The pachinko gaming machine according to any one of claims 1 to 5, wherein a winning opening of the winning opening device is a large winning opening.