JP2006181003A - Locking device of pinball game machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a locking device of a pachinko game machine (a pinball game machine), capable of enhancing the flexibility in designing a game board. <P>SOLUTION: The pachinko machine PM comprises an outer frame 1, a front frame 2 openably/closably attached to the front face of the outer frame 1 in such a way as supported to the left side of the outer frame 1 for storing and holding the game board 10, and a glass door 5 openably/closably attached to the front face of the front frame 2 in such a way as supported to the left side of the front frame 2 through which the game board 10 is visible when the glass door is closed. The locking device 50 of the pachinko machine PM is structured to lock the front frame 2 to the outer frame 1 in the closed state and lock the glass door 5 to the front frame 2 in the closed state. The locking device 50 has a key hole part 61 into which a key can be inserted and turned. When the key is inserted into the key hole part 61 and turned in one direction, the front frame 2 is unlocked; when the key is turned in the other direction, the glass door 5 is unlocked. A key hole part 10 is located/disposed on the right side of the front frame 2 and at a lower position of the glass door 5. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a locking device for a ball game machine represented by a pachinko machine.

  In a pachinko machine that is a typical example of a ball game machine, a front frame that accommodates and holds a game board is supported in an openable and closable manner by an outer frame that forms a fixed holding frame. A game area in which game nails, winning devices and the like are arranged is formed on the front surface of the game board. A glass door is supported on the front upper portion of the front frame so as to be openable and closable, and a game board (game area) accommodated and held in the front frame is visible through the glass door.

Further, the front frame is always held in a closed state engaged and connected to the outer frame by using a locking device provided on the right side of the pachinko machine. Further, the glass door is always held in a closed state covering the front surface of the front frame using the above-described locking device. This locking device called a double lock is provided on the right side of the glass door and has a key hole part into which a key can be inserted. When the key is inserted into the key hole part and rotated to one side, When the front frame is unlocked and rotated to the other side, the glass door is unlocked (see, for example, Patent Document 1).
JP 2002-159711 A

  By the way, in recent years, there is a desire to expand the game area in order to further improve game performance and performance. However, in the conventional pachinko machine, since the keyhole portion of the locking device is provided in the glass door, it has been an obstacle to designing the game board (game area).

  The present invention has been made in view of such problems, and an object of the present invention is to provide a locking device for a ball game machine that can improve the degree of freedom in designing a game board.

  In order to achieve such an object, in the present invention, an outer frame, a front frame which is attached to the front surface of the outer frame in a state supported by one side of the outer frame so as to be openable and closable, and accommodates and holds a game board, A glass door is attached to the front of the front frame so that it can be opened and closed while being supported on one side of the front frame, and the game board can be seen in the closed state, and the front frame is locked to the outer frame in a closed state. In addition, in a locking device of a ball game machine (for example, the pachinko machine PM in the embodiment) configured so that the glass door can be locked in a closed state with respect to the front frame, a key is inserted and rotated. The key hole is configured so that the front frame is unlocked when the key is inserted into the key hole and rotated in one direction, and the glass door is unlocked when rotated in the other direction. Is located under the glass door on the other side of the front frame It is set.

  According to the present invention, since the keyhole portion is disposed below the glass door, it is possible to enlarge the game board (game area) located behind the glass door from the conventional one. The degree of freedom in design can be improved.

  Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings. 1 to 3 show a pachinko machine PM as a representative example of a ball game machine equipped with a locking device according to the present invention. First, the overall configuration of the pachinko machine PM will be briefly described with reference to these drawings. . Here, FIG. 1 is a perspective view of the pachinko machine PM as seen from the front side, FIG. 2 is a perspective view showing the pachinko machine PM with its glass door and upper bowl opened, and FIG. 3 is a front frame of the pachinko machine PM. It is a perspective view which shows the state open | released with respect to the outer frame.

  As shown in FIG. 1, the pachinko machine PM includes an outer frame 1 that is configured in an outer rectangular frame size and forms a vertically fixed holding frame, and a front frame for opening and closing that is configured in a rectangular frame size according to the outer frame 1. 2 is mainly composed. The front frame 2 is supported on the left side of the outer frame 1 by hinge mechanisms 3a and 3b disposed on the front left and upper sides of the outer frame 1 and the front frame 2, and is forward of the opening front of the outer frame 1. It is attached so that it can be opened / closed and attached / detached sideways, and is always held in a closed state engaged and connected to the outer frame 1 using a locking device 50 called a double lock provided on the right side of the front.

  On the front side (front surface) upper side of the front frame 2, a glass door 5 having a transparent acrylic plate or glass plate is opened sideways while being supported on the left side of the front frame 2 by a hinge (not shown) at the left end. The locking device 50 always holds the front frame 2 in a closed state so as to cover it. On the upper part of the front frame located behind the glass door 5, a storage frame (not shown) for detachably storing the game board 10 is provided, and the game that is locked and held in this storage frame in a standing posture. The board 10 is visible through the glass door 5. In addition, speakers 21 are respectively disposed on the left and right of the front upper portion of the front frame 2.

  The game board 10 has a decorative board obtained by applying a cell to a surface of a laminated plywood having a predetermined board thickness and router processing, and a substantially circular game area PA is formed surrounded by arc-shaped rails 11 and the like. . In the game area PA, game components such as various winning devices (not shown) are attached together with a large number of game nails and windmills (not shown), and an out port 12 is provided at the lower end.

  On the front surface (front surface) of the front frame 2, the upper ball tray 6 is attached to the left side hinge mechanism 22 (see FIG. 2) so that it can be opened laterally and detachably, and is always provided on the right side. The lock mechanism 23 (see FIG. 2) is engaged and held in a state where the front surface of the front frame 2 is covered under the glass door 5. As shown in FIG. 2, an auxiliary mechanism portion called a game auxiliary board 25 is formed in the lower area of the front frame 2 whose front side is covered with the upper ball tray 6. Are provided with a game ball launching device 26 and the like for launching a game ball in the game area PA of the game board 10. As shown in FIG. 1, the right end of the upper ball tray 6 is positioned to the left (inward) from the right end of the front frame 2. On the side and the lower side, an exposed portion 27 whose front side is not covered by the glass door 5 or the upper ball tray 6 is formed.

  As shown in FIG. 1, a lower ball tray 7 is provided on the front surface (front surface) of the front frame 2 below the upper ball tray 6, that is, below the exposed portion 27, so as to protrude forward. This lower ball tray 7 is a game ball from the upper ball tray 6 when the game ball (prize ball) stored in the upper ball tray 6 overflows or when the player operates the ball release lever 6a of the upper ball tray 6 When the ball is pulled out, the game balls sent through the ball tray passage 28 and the lower ball tray outlet 29 formed on the front frame 2 side are received and stored. Further, on the right side of the lower ball tray 7, a launch handle 8 for performing a launch operation of the game ball is attached. A lock 60 of the locking device 50 is disposed on the right side of the upper ball tray 6, that is, on the right side of the exposed portion 27 located at the lower right side of the glass door 5.

  As shown in FIG. 3, a first back set board 40 formed in an inverted L shape in accordance with the shape of the inner side of the upper right part on the back side of the outer frame 1 is provided at the upper part of the back (back) of the front frame 2 as a hinge mechanism. (Not shown) is attached so as to be openable / closable and detachable sideways, and is always held in a closed state covering the upper right portion of the back surface of the front frame 2. The first back set board 40 includes a ball storage tank 41 for storing game balls and arranging and flowing down the stored game balls, a ball payout device 42 for paying out game balls based on a winning state, and the like. A game ball processing mechanism such as a ball payout passage 43 for guiding the game balls paid out from the ball to the upper ball tray 6 is provided.

  A second back set board 45 that covers the lower rear portion of the front frame 2 is attached to the lower portion of the rear surface (rear surface) of the front frame 2 by a hinge mechanism (not shown) so as to be opened and closed laterally and detachable. It is held in a closed state covering the lower back of the. The second back set board 45 controls the operation of the power supply unit 46 for supplying power to each control device and electronic components, the ball payout control device 47 for controlling the payout operation of the game ball, and the operation of the pachinko machine PM. A main control device (not shown) or the like is attached, and these are connected by a connector cable (not shown) so that the pachinko machine PM can be operated.

  The pachinko machine PM is provided to the game with the glass door 5, the upper ball tray 6, the first and second back set boards 40, 45 etc. closed and held, and the game ball is stored in the upper ball tray 6 and launched. A game is started by rotating the handle 8. When the firing handle 8 is rotated, the game balls stored in the upper ball tray 6 are shot into the game area PA one by one by the game ball launching device 26 located on the back side of the upper ball tray 6, The game is deployed.

  Next, the locking device 50 will be described with additional reference to FIGS. Here, FIG. 4 is a right side view of the locking device 50, and FIG. 5 is a rear view of the locking device 50. As shown in FIGS. 4 and 5, the locking device 50 includes a base frame body 51 fixedly disposed on the right side rear surface (back surface) side of the front frame 2, and ascending and descending vertically with respect to the base frame body 51. A first lifting / lowering operating rod 53 that is movably attached, and a second lifting / lowering that is slidably sandwiched between the standing surface of the base frame 51 and the first lifting / lowering operating rod 53 and can be moved up and down in the vertical direction. An operating rod 63 and a lock 60 fixedly disposed on the front side of the base frame 51 and having a key hole 61 exposed below the glass door 5 on the right side of the front surface of the front frame 2 as shown in FIG. Etc.

  As shown in FIGS. 4 and 5, the base frame 51 is formed, for example, by punching and press-molding a thin sheet metal material into a required shape having a substantially L-shaped cross section. It is fixedly disposed on the right side rear surface (back surface) side. As shown in FIG. 4, in the vicinity of the lower end portion of the base frame body 51, a roller 52 that can roll and move on a rail (not shown) provided on the right inner surface of the outer frame 1 is disposed. The front frame 2 can be easily opened and closed with respect to the outer frame 1.

  As shown in FIG. 4, the first elevating operation rod 53 is formed into a plate shape by the same molding process as the base frame body 51, and the first elongate hole formed in a predetermined position of each elevating operation rod 53, 63. The first guide pin 54 fitted through the portion 53a and fixed to the base frame 51 is attached to the base frame 51 so as to be movable up and down. At the upper and lower ends of the first lifting / lowering operating rod 53, first hook portions 55, 55 are formed to extend rearward. When the first lifting / lowering operating rod 53 is displaced downward together with the first lifting / lowering operating rod 53, FIG. As shown, the upper and lower first receivers 56, 56 provided on the right inner surface of the outer frame 1 are configured to be engageable with each other.

  A first urging spring 57 is disposed across the base frame 51 and the first elevating operation rod 53 so as to constantly urge the first elevating operation rod 53 downward. For this reason, the upper and lower first hook portions 55 and 55 are always engaged with the first receivers 56 and 56, respectively, and the locked holding state in which the front frame 2 is closed and held with respect to the outer frame 1 is maintained. The front frame 2 can be released from the outer frame 1 by moving the upper and lower first hook portions 55, 55 together with the lifting operation rod 53 to disengage the first receiving members 56, 56. It is configured to be able to.

  As shown in FIG. 4, the second elevating operation rod 63 is formed into a plate shape by the same molding process as the base frame body 51, and between the standing surface of the base frame body 51 and the first elevating operation rod 53. Using the second guide pin 64 that is slidably held and is fitted to the base frame 51 through the second elongated hole 63a formed at a predetermined position of each of the elevating operation rods 53 and 63. The base frame 51 is attached between the standing surface and the first lifting operation rod 53 so as to be movable up and down. As shown in FIG. 4, second hook portions 65, 65 are formed on the upper and lower sides of the second lifting operation rod 63 so as to extend forward, and when displaced upward together with the second lifting operation rod 63. In addition, the upper and lower second receiving members 66, 66 provided on the right inner surface of the glass door 5 are configured to be engageable with each other. The upper and lower second hook portions 65, 65 pass through hook passing holes (not shown) formed on the upper right side of the front frame 2, and as shown in FIG. It protrudes to the side.

  A second urging spring 67 is disposed across the base frame 51 and the second elevating operation rod 63 so as to constantly urge the second elevating operation rod 63 upward. For this reason, the upper and lower second hook portions 65 and 65 are always engaged with the second receivers 66 and 66, respectively, and the lock holding state in which the glass door 5 is closed and held with respect to the front frame 2 is maintained. The glass door 5 can be opened with respect to the front frame 2 by moving the upper and lower second hook portions 65 and 65 together with the lifting operation rod 63 to disengage the second receiving members 66 and 66 from each other. It is configured to be able to. Further, projections 68 and 68 are formed above the second hook portions 65 and 65 so as to protrude forward and inclined upward as the tip ends forward, respectively. When displaced downward integrally with the flange 63, the upper and lower protrusions 68, 68 abut against the second receivers 66, 66 that are disengaged from the second hooks 65, 65, respectively, and press forward. And it is comprised so that the glass door 5 may be open | released with respect to the front frame 2. As shown in FIG.

  As the lock 60, a lock generally called a “double lock” is used. The lock 60 is a so-called unlocking type lock, and the rotation shaft of the lock 60 is biased and held at the neutral angle position when the unlocking operation is not performed. When a key suitable for the lock 60 is inserted into (inserted into) the keyhole 61 (see FIG. 1) of the lock 60 exposed on the front surface of the front frame, the rotation shaft of the lock 60 is set in a rotatable state. The key can be rotated in two directions, clockwise or counterclockwise. As shown in FIGS. 4 and 5, an unlocking board 62 is fixed to the shaft end of the rotating shaft.

  The unlocking board 62 is also referred to as a cam board. As shown in FIG. 5, two protruding ends as shown in FIG. 5 by pressing a sheet metal material, that is, a first protruding end 62a and a second protruding end 62b. Is formed in a predetermined cam shape. Among these, the 1st protrusion end part 62a has a function as an operation | movement end which unlocks the front frame 2, The front-end | tip upper surface is formed in the 1st raising / lowering operation rod 53 The 1st engagement hole part (not shown). Is set to be engageable. The second protruding end 62b has a function as an operating end for unlocking the glass door 5, and a lower end of the second elevating operation rod through a first engagement hole formed at the lower end of the tip of the first elevating operation rod. The second engagement hole portion (not shown) formed in 63 is set to be engageable.

  Therefore, for example, when the unlocking operation is performed clockwise (clockwise) with the key from the front side of the front frame, the unlocking board 62 is rotated counterclockwise (counterclockwise) in FIG. The top end surface of the end portion 62a engages with the opening end surface of the first engagement hole (not shown) in the first lifting / lowering operating rod 53, so that the first lifting / lowering operating rod 53 can move in the upward direction. Therefore, by moving the first lifting / lowering operating rod 53 upward from the engagement position against the biasing force of the first biasing spring 57, the upper and lower first hook portions 55, 55 are moved upward to form the first receiving member. The engagement with the tools 56 and 56 can be dissociated, and the front frame 2 can be opened with respect to the outer frame 1.

  On the other hand, when the unlocking operation is performed counterclockwise (counterclockwise) with the key from the front side of the front frame, the unlocking board 62 is rotated clockwise (clockwise) in FIG. 5 and the second protruding end 62b. The lower surface of the distal end of the second engagement member engages with the opening end surface of the second engagement hole (not shown) in the second lifting / lowering operation rod 63 so that the second lifting / lowering operation rod 63 can be moved in the downward direction. Therefore, by lowering the second elevating operation rod 63 against the urging force of the second urging spring 67 from this engagement position, the upper and lower second hook portions 65, 65 are moved upward to form the second receiving member. The engagement with the tools 66, 66 is dissociated, and the upper and lower protrusions 68, 68 are brought into contact with the second receivers 66, 66 from which the engagement with the second hook portions 65, 65 is disengaged, so that the glass door 5 can be opened to the front frame 2.

  In the locking device 50 of the pachinko machine PM configured as described above, as described above, the keyhole portion 61 of the lock 60 is on the right side of the exposed portion 27 in the front frame 2, that is, on the right side of the front frame 2. (See FIG. 1). Thereby, it becomes possible to expand the game board 10 (game area PA) located behind the glass door 5 from the conventional one, and the design freedom of the game board 10 can be improved.

  As shown in FIG. 1, when the front frame 2 is closed with respect to the outer frame 1, the first hook portions 55, 55 on the front frame 2 side engage with the first receivers 56, 56 on the outer frame 1 side, The lock holding state in which the front frame 2 is closed and held with respect to the outer frame 1 is maintained. When the glass door 5 is closed with respect to the front frame 2 as shown in FIG. 1, the second hook portions 65, 65 on the front frame 2 side engage with the second receiving members 66, 66 on the glass door 5 side, respectively. Thus, the locked holding state in which the glass door 5 is closed and held with respect to the front frame 2 is maintained.

  When a key (not shown) suitable for the lock 60 is inserted into the key hole 61 of the lock 60 and unlocked (turned) clockwise (clockwise) with the key, as described above, The engagement between the first hook portions 55, 55 and the first receivers 56, 56 is released, the front frame 2 is unlocked, and the front frame 2 can be released from the outer frame 1 as shown in FIG. it can. On the other hand, when the unlocking (turning) operation is performed counterclockwise (counterclockwise) with the key, the engagement between the second hook portions 65 and 65 and the second receivers 66 and 66 is released as described above. The glass door 5 is unlocked, and the glass door 5 can be opened with respect to the front frame 2 as shown in FIG.

  According to the locking device 50 of the pachinko machine PM configured as described above, the keyhole portion 61 is disposed below the glass door 5 on the right side of the front frame 2. It is possible to expand the game board 10 (game area PA) positioned as compared with the conventional one, and the degree of freedom in designing the game board 10 can be improved.

  In the above-described embodiment, the key hole 61 of the lock 60 is disposed below the glass door 5 on the right side of the front frame 2, but is not limited thereto, and the front frame 2 is not limited thereto. It may be arranged to be positioned below the glass door 5 on the left side. At this time, it is preferable that the front frame 2 is supported by the right side portion of the outer frame 1 so as to be opened and closed, and the glass door 5 and the upper ball tray 6 are supported by the right side portion of the front frame 2 so as to be opened and closed.

  In the above-described embodiment, the front door 2 is unlocked by rotating the key clockwise (clockwise), and the glass door 5 is rotated by rotating the key counterclockwise (counterclockwise). Although it is configured to unlock, the present invention is not limited to this, and the front frame 2 is unlocked by turning the key counterclockwise (counterclockwise), and the key is rotated clockwise (clockwise). ) May be configured to unlock the glass door 5.

  Further, in the above-described embodiment, the locking device 50 according to the present invention is provided in the pachinko machine PM. However, the present invention is not limited to this. For example, a ball game machine such as an arrange ball machine or a sparrow ball game machine. May be provided.

It is the perspective view which looked at the pachinko machine provided with the locking device concerning the present invention from the front side. It is a perspective view which opens and shows the glass door and upper ball tray of the said pachinko machine. It is a perspective view which shows the state which open | released the front frame of the said pachinko machine with respect to the outer frame. It is a right view of a locking device. It is a rear view of a locking device.

Explanation of symbols

PM Pachinko machine (ball game machine)
PA game area 1 outer frame 2 front frame 5 glass door 10 game board 50 locking device 60 lock 61 keyhole

Claims (1)

An outer frame, a front frame that is supported on one side of the outer frame so as to be openable and closable, and that is supported on one side of the front frame. A glass door that can be opened and closed on the front surface of the front frame in a closed state and that allows the game board to be visually recognized in the closed state, and locks the front frame in a closed state with respect to the outer frame, and the glass door In the locking device of a ball game machine configured to be able to lock the front frame in a closed state,
It has a keyhole that can be rotated by inserting a key,
The front frame is unlocked when the key is inserted into the keyhole part and rotated to one side, and the glass door is unlocked when rotated to the other side,
The locking device for a ball game machine, wherein the keyhole portion is disposed below the glass door on the other side of the front frame.

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