JP4015255B2 - Bullet ball machine - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an improvement of a ball ball game machine such as an arrangement ball machine or a sparrow ball machine, and particularly a lower ball entry device.
[0002]
[Prior art]
The arrange ball machine launches a predetermined number of game balls to the upper side of the game board, and enters the game balls into any of the 16 entrances of the entrance case arranged on the lower side of the game board. Then, the entrance detection switch corresponding to each entrance detects the game ball, the entrance display element at the entrance position emits light, and a certain number (for example, adjacent) of the 16 entrances (for example, A score is counted when a winning combination is established by, for example, a game ball entering the four (4) entrances, and the game ball is paid out as a prize ball according to the score.
In this type of arrangement ball machine, conventionally, as described in Japanese Patent Laid-Open No. 8-299533, a circuit board is mounted in contact with the front side of the ball case, and the ball detection switch is mounted on the back side of the circuit board. In this case, a structure is employed in which a ball display element and a signal extraction connector are mounted on the front side, and each ball detection switch is connected to the circuit board side connector in the ball case.
[0003]
[Problems to be solved by the invention]
Conventionally, since connectors, display elements, and other electrical components are mounted on both front and rear surfaces of the circuit board, there is a drawback that the circuit board is complicated to manufacture and the manufacturing cost is increased.
In addition, there is a connector on the back side of the circuit board, and the ball detection switch is connected to this connector, so adjacent ball detection switches on the back side of the circuit board can be connected, or another electrical component can be mounted on the circuit board There is a risk of unauthorized modification such as
Moreover, since the circuit board is mounted in contact with the front side of the ball case, if unauthorized modification is made on the back side of the circuit board, the circuit board must be separated from the ball case and disassembled. It is difficult to find unauthorized alterations. For this reason, in the conventional structure, it is easy to promote unauthorized modification to the back side of the circuit board, and once the unauthorized modification is performed, it is difficult to find it by removing the entry case from the game board. There is a drawback of being.
The present invention is, in view of such conventional problems, the circuit board can be easily manufactured, can be found possible to prevent tampering of the back side of the circuit board as much as possible, also it even when the tampering was done easily An object is to provide a ball game machine.
[0004]
[Means for Solving the Problems]
The present invention provides a plurality of entrance holes 34 projecting forward from the game board 6 at the lower part of the game board 6 and games corresponding to each entrance 34 and entering the entrance 34 A entrance case 36 having an entrance detection switch 39 for detecting a ball is provided, and on each front side of the entrance case 36, an entrance display element 42 for displaying the entrance entrance 34 into which a game ball has entered is provided. In the ball game machine provided corresponding to the entrance 34, a horizontally long holding member 38 is detachably fitted into the mounting hole 44 of the entrance case 36 from the front side. Switch accommodating parts 52, connector accommodating parts 53 arranged on the front side of the respective switch accommodating parts 52, and restricting parts 54, 55 arranged vertically between these switch accommodating parts 52 and connector accommodating parts 53 Including the ball-entry detection switch 39 inserted into the switch accommodating portions 52 from the back side so as to be detachable from the front side of the switch accommodating portions 52. The contact portion 54 is in contact with the restriction portion 54 from the back side, and the terminal 57 of each entrance detection switch 39 is protruded from between the restriction portions 54 and 55 to the connector housing portion 53 to be connected to one end side of the lead wire 56 and The connector 40, which is removably inserted from the front side into each connector housing part 53 and connected to the terminal 57 of the entrance detection switch 39, is applied to the restriction part 55 on the rear side of the connector housing part 53 from the front side. The circuit board 41 is mounted on the front side of the holding member 38 with a predetermined gap A between the holding member 38, and each of the ball-indicating display elements 42 is mounted on the front side of the circuit board 41. A connector 60 for the entrance detection switch 39 and a connector 61 for taking out a signal from the circuit board 41 to the outside, and the lead wire 56 of each entrance detection switch 39 Pull out to the front side of the circuit board 41 through the gap A and connect to the other end side of the lead wire 56. The connector 58 is detachably connected to the connector 60 of the circuit board 41.
[0005]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.
In FIG. 1 and FIG. 2, reference numeral 1 denotes an arrangement ball machine body, which is composed of a rectangular frame-shaped outer frame 2 and a front frame 3 pivotally attached to the front surface of the outer frame 2 so as to be openable and closable. An openable and closable glass door 4 and a front plate 5 are mounted on the front frame 3 up and down, and a game board 6 is detachably mounted on the back side of the front frame 3 correspondingly.
A guide rail 7 for guiding a game ball is provided on the front surface of the game board 6, and an upper entrance 8, a lower entrance 9, and a passage 10 are provided at the center of the game area surrounded by the guide rail 7. The game components such as the central winning means 11, the changing symbol display means 12, the right accessory operating means 13 for increasing the score, and the lower accessory operating means 14 are arranged. The lower part of the game board 6 is provided with a horizontally long opening 15 and a lower entrance means 16 that is detachably fitted into the opening 15 from the back side. The lower entrance means 16 is provided by a front cover 17. Covered from the front.
[0006]
The front plate 5 is provided with an upper plate 18, and the lower part of the front frame 3 is provided with a lower plate 19 and a firing handle 21 for the firing means 20, respectively. When the launching handle 21 is operated, the launching motor 22 is activated, and the launching means 20 supplies 16 game balls from the upper plate 18 one by one on the launch rail, and hits the game balls with the striker 23. To the guide rail 7.
On the back side of the game board 6, each of the game parts such as the variable symbol display means 12, the right hand actuating means 13 for increasing the score, the lower accessory actuating means 14, and the lower entrance means 16 below the back A back cover 24 is attached to cover from the above.
Reference numeral 25 denotes a back mechanism plate for holding and fixing the game board 6 mounted on the front frame 3 side from the back side. The back mechanism plate 25 is pivotally supported on the back side of the front frame 3 by a hinge 26 so as to be openable and closable around the vertical axis, and is locked to the front frame 3 side by a lock lever 26a in a closed state in which the game board 6 is pressed. ing. An opening window 27 is formed in the back mechanism plate 25 at a position corresponding to the back cover 24 of the game board 6, and the back cover 24 projects from the opening window 27 to the back side.
[0007]
28 is a prize ball tank for storing prize balls, 29 is a prize ball tank rail communicating with the prize ball tank 28, and these are mounted on the upper part of the back side of the back mechanism plate 25. 30 is a prize ball payout means which is attached to the back mechanism plate 25 on the side of the back cover 24 so that a required number of game balls supplied from the prize ball tank 28 via the prize ball tank rail 29 are paid out as a prize ball. It is configured.
A payout chute 31 guides the winning ball paid out by the winning ball payout means 30 to the upper plate 18. 32 is an overflow chute, and when the game balls on the upper plate 18 are full, the prize balls paid out by the prize ball payout means 30 are allowed to overflow into the lower plate 19. Reference numeral 33 denotes a recovery chute that guides the game ball from the lower entrance means 16 to the island mechanism side.
[0008]
As shown in FIG. 3 to FIG. 8, the lower entrance means 16 is removably fitted into the opening 15 of the game board 6 from the back side, and the 16 entrances 34 and the guide passage 35 are arranged in the front and rear. Entry case 36 formed in a direction, a collection case 37 that collects the game balls that have entered the respective entrances 34 on the back side of the game board 6 and guides them to the collection chute 33 side, and the entry cases 36 A holding member 38 that is detachably attached to the upper and lower central portions of the ball and a game ball that has entered the entrance 34 is detachably fitted to the holding member 38 corresponding to each entrance 34. Sixteen incoming ball detection switches 39, a circuit board 41 fixed to the front end surface of the holding member 38, and each incoming ball detection switch 39 is detachably mounted via a connector 40, etc. Corresponding to 34, and 16 score display elements 42 mounted on the circuit board 41, and a score display element 43 for displaying a winning score when a winning combination is established. It is configured to Jo.
Each entrance 34 protrudes to the front side of the game board 6 so that a game ball falling from above along the game board 6 can easily enter the game board 6. Each guide passage 35 is connected so as to guide to the back side of the panel 6. The entrance 34 and the guide passage 35 are divided into 16 equal parts in the lateral direction by a partition plate 45 in the front-rear direction, and the rear end of each partition plate 45 protrudes toward the collecting case 37 side.
[0009]
The entrance case 36 is provided with a substantially rectangular horizontally-long holding member mounting hole 44 penetrating in the front-rear direction below the entrance 34 and the guide passage 35. The holding member 38 is detachably fitted into the holding member mounting hole 44 from the front side, and is detachably locked by a pair of left and right elastic locking pieces 46 formed integrally with the ball case 36.
The collection case 37 is for collecting the game balls falling from the rear end of each guide passage 35 and guiding them to the collection chute 33. The collection case 37 comes into contact with the partition plate 45 of the entry case 36 from the back side and is detachable with screws or the like. When the screw or the like is removed, it can be separated vertically as shown in FIG. The ball collecting case 37 has positioning protrusions 47 at both left and right ends, and is detachably attached to the back side of the game board 6 so that the positioning protrusions 47 protrude into the positioning holes 48 of the game board 6.
A falling passage 67 that is partitioned in the horizontal direction by a partition plate 45 and communicates with each guide passage 35 on the upper end side is formed between the ball entering case 36 and the ball collecting case 37.
[0010]
On the rear wall side of the ball collecting case 37, two upper and lower fitting recesses 49 are formed in the horizontal direction corresponding to each ball detection switch 39, and a cable insertion hole 51 is formed in the left and right central portion on the lower side. Is formed. The fitting recess 49 has a vertical width to which the rear end side of the ball detection switch 39 is fitted, and a contact portion 50 that is in contact with the ball detection switch 39 from the back side has a stripe shape in the horizontal direction at the center of the vertical direction. Is formed.
The holding member 38 includes 16 switch housing portions 52 each having a rectangular hole opening on the back side, a connector housing portion 53 disposed on the front side of each switch housing portion 52, and the switch housing portion 52 and the connector housing portion. , And the ball detecting switches 39 are inserted into the respective switch housings 52 from the back side, and the respective connectors 40 are inserted into the respective connector housings 53 from the front side so as to be detachable. It is held.
[0011]
Each switch accommodating part 52 is arranged in two rows in the upper and lower rows, and the switch accommodating part 52 in the lower row is arranged substantially at the center between the adjacent switch accommodating parts 52 in the upper row. Each connector housing portion 53 is positioned on the front side of each switch housing portion 52, and is formed in a U shape with the front and upper sides open. The restricting portions 54 and 55 are vertically provided for the entrance detecting switch 39 and the connector 40, the entrance detecting switch 39 from the back side to the restricting portion 54 on the lower side, and the connector 40 from the front side to the restricting portion 55 on the upper side. Each is in contact.
Each entrance detection switch 39 has a pair of terminals 57 projecting from the upper and lower restricting portions 54, 55 to the connector housing portion 53 side, and the connector 40 is detachably connected to the terminals 57. Each entry detection switch 39 is provided with a detection hole 39a penetrating in the vertical direction in the fall passage 67, and when the game ball passes through the detection hole 39a, the game ball is electrically detected.
[0012]
Each connector 40 is connected to one end of a lead wire 56, and the other end of each lead wire 56 is a horizontally long female type so that four (multiple) adjacent ball detection switches 39 form a set. Is connected to the connector 58.
On the front side of the holding member 38, a circuit board 41 is detachably mounted by means of screws 59a via mounting bosses 59. A plurality of mounting bosses 59 are provided at required locations such as the upper and lower sides and the left and right sides of the holding member 38, and slightly protrude forward from the holding member 38 so that a predetermined gap A is formed between the holding member 38 and the circuit board 41. Are integrally formed. The gap A is for visually confirming the back side of the circuit board 41 from above or below, and the back side of the circuit board 41 can be easily viewed from above or below with the holding member 38 removed from the ball case 36. The interval can be confirmed.
[0013]
The circuit board 41 is mounted with various electrical components including the ball entry display element 42, the score display element 43, the connectors 60 and 61, and other noise prevention diodes only on the front side. The entrance display element 42 is for displaying the entrance 34 where the game balls enter, and is arranged at equal intervals in the horizontal direction on the upper part of the circuit board 41 so as to correspond to each entrance 34 in the vertical direction. 16 pieces are arranged in a horizontal row, and light is emitted when the incoming ball detection switch 39 detects a game ball.
The connector 60 is a male type corresponding to the female connector 58 on the lead wire 56 side, and is mounted horizontally on the left and right sides of the lower part of the circuit board 41 in a downward state. The connector 60 is connected to the connector 60 on the lead wire 56 side. 58 is detachably connected from below. The lead wire 56 is drawn from the gap A between the holding member 38 and the circuit board 41 to the front side through the lower side of the circuit board 41.
[0014]
The connector 61 is for transmitting and receiving signals between the circuit board 41 side and the main control board side (not shown). There are two (a plurality) in the horizontal direction in a downward state at the center of the lower part of the circuit board 41. A connector 68 on one end side of the flat cable 62 is detachably connected to each connector 61 from below. The score display element 43 displays the score when a winning combination is established, and two score display elements 43 are arranged in the horizontal direction so as to display the score with a two-digit number.
As shown in FIG. 1, the front cover 17 is substantially half-moon shaped, and a pair of left and right positioning pins 63 project from both sides of the upper cover 17 and are inserted into the pair of left and right positioning holes 48 on the game board 6 side. In this state, it is detachably attached to the front surface of the game board 6 with screws or the like. The positioning pin 63 has a fitting projection 63a on the rear end side, and this fitting projection 63a is detachably fitted to the fitting recess 47a of the positioning projection 47.
The front cover 17 is provided with a ball entry display window 64 corresponding to 16 ball entry display elements 42 and a score display window 66 corresponding to the score display element 43. The entrance display window 64 has a horizontally long shape with a display lens 65, and a score display window 66 is formed adjacent to the lower side of the entrance display window 64.
[0015]
Next, operations and the like in the arrangement ball machine having the above-described configuration will be described.
At the start of the game, game balls are placed in the upper plate 18 and when the firing handle 21 for firing is operated, the firing means 20 is activated, and the game balls are supplied one by one from the upper plate 18 onto the firing rail. Is hit with a hitting pit 23 and the game ball is fired along the guide rail 7 onto the top of the game board 6.
A game ball launched on the game board 6 enters the upper entrance 8 or the like, or enters any of the 16 entrances 34 arranged in a row in the lower entrance means 16. To do. When a game ball enters the entrance 34, the game ball moves from the entrance 34 to the back side of the game board 6 through the guide passage 35, and then is detected by the entrance detection switch 39 from the fall passage 67. It passes through the hole 39a and falls downward.
[0016]
When the game ball passes through the detection hole 39a of the entrance detection switch 39, the entrance detection switch 39 detects the game ball, and the entrance display element 42 corresponding to the entrance position of the game ball is lit and the numerical symbol is displayed. indicate. When the winning group is established, a score corresponding to the difficulty level of the establishment is recorded, the score display element 43 displays the score at that time, and the prize ball payout means 30 is activated to give a predetermined number for each point. The game balls are paid out to the upper plate 18 as prize balls.
When inspecting the circuit board 41 side of the lower entry means 16 or repairing the entry detection switch 39, the game board 6 is removed from the front frame 3, the flat cable 62 is removed from the connector 61, and then the elastic lock The engagement of the piece 46 is released, and the holding member 38 is pulled out from the holding member mounting hole 44 of the entrance case 36. Then, since the circuit board 41 and the entrance detection switch 39 are detached from the entrance case 36 integrally with the holding member 38, the holding member 38, the circuit board 4141, and each entrance detection switch 39 remain in an integrated state. The ball can be easily removed from the bowling case 36.
[0017]
When checking whether or not the circuit board 41 has been tampered with, etc., check the arrangement of the electrical components on both the front and rear sides. In this case, the circuit board 41 has all the electrical components such as the ball entry display element 42, the score display element 43, and the connectors 60, 61 on the front side, and no electrical parts on the back side. If 41 is seen from the front side, it can be easily confirmed whether or not each electrical component is a genuine one.
Even if other electrical components are improperly provided on the back side of the circuit board 41 and tampered with, the gap A is present between the holding member 38 and the circuit board 41. , The state of the back side of the circuit board 41 can be easily confirmed visually. Therefore, if there is unauthorized modification, the fact can be easily found, and as a result, unauthorized modification such as mounting another electrical component on the back side of the circuit board 41 can be prevented as much as possible.
When repairing the entrance detection switch 39, only the failed entrance detection switch 39 is removed from the back of the 16 entrance detection switches 39 inserted into the switch housing 52 of the holding member 38. Replace with another ball detection switch 39.
[0018]
In this case, the circuit board 41 is first removed from the holding member 38. However, in a state where the circuit board 41 is removed, each ball detection switch 39 and each connector 40 are in contact with the respective restricting portions 54 and 55 from the front and back, so that even if the circuit board 41 is detached from the holding member 38, each The entrance detection switch 39 does not leave the switch housing 52.
Next, the broken ball detection switch 39 and the connector 40 are separated into the front and rear, the ball detection switch 39 is pulled out from the switch housing 52, and another ball detection switch 39 is inserted into the switch housing 52. Then, the connector 40 is connected to the terminal 57, and the ball detection switch 39 and the connector 40 are brought into contact with the restricting portions 54 and 55 from the front and rear, respectively. As a result, the incoming ball detection switch 39 in the switch housing 52 can be fixed to the holding member 38.
[0019]
Structurally, all the electrical components such as the ball entrance display element 42, the score display element 43, and the connectors 60 and 61 are mounted on the front side of the circuit board 41, and there are no electrical parts on the back side of the circuit board 41. Therefore, the mounting structure of the electrical components on the circuit board 41 side is simpler than the case where the ball entry detection switch 39 is connected to the back side of the circuit board 41 via a connector, and the circuit board 41 can be easily manufactured.
In addition, a ball detection switch 39 fitted in each switch accommodating portion 52 of the holding member 38 so as to be detachable from the back side is brought into contact with the regulation portion 54 from the back side, and the ball detection switches 39 can be attached to and detached from the front side. The connector 40 is connected to the restriction portion 55 from the front side, so that each entry detection switch 39 is held with the restriction portions 54 and 55 sandwiched by the entry detection switch 39 and the connector 40 from both front and rear sides. The ball entry detection switch 39 of the switch housing 52 can be easily mounted with a simple structure regardless of the circuit board 41 or the like.
[0020]
Moreover, the rear end side of each ball detection switch 39 is fitted into the fitting recess 49 of the ball collecting case 37 and the ball collecting case 37 is in contact with the rear end side of each ball detection switch 39. Despite the structure in which each of the entrance detection switches 39 can be easily mounted by sandwiching the portions 54 and 55 from both front and rear sides, the switch housing portion 52 is in a state where the entrance case 36 and the collection case 37 are combined. The incoming ball detection switch 39 can be securely fixed, and rattling when the game ball comes into contact with the incoming ball detection switch 39, and the generation of noise associated therewith can be prevented.
As mentioned above, although embodiment of this invention was explained in full detail, this invention is not limited to this embodiment.
For example, the lower entrance means 16 has a holding member mounting hole 44 formed in the entrance case 36, and a holding member 38 is detachably inserted into the holding member mounting hole 44. 38 may be integrally formed. That is, it is possible to directly provide the switch housing portion 52, the connector housing portion 53, and the restriction portions 54 and 55 in the ball case 36, and to omit the holding member 38.
In the embodiment, the connector housing portion 53 is partitioned and provided on the front side of the holding member 38, but is not necessarily partitioned.
The entrance detection switches 39 may be provided in a row in the horizontal direction.
Furthermore, the present invention can be similarly implemented in a sparrow ball machine.
[0021]
【The invention's effect】
According to the present invention, the circuit board 41 can be easily manufactured , the unauthorized modification to the back side of the circuit board 41 can be prevented as much as possible, and the unauthorized modification can be easily detected .
[0022]
In addition, since electrical components such as the ball entrance display element 42 and connectors 60 and 61 are mounted only on the front side of the circuit board 41 so that the back side of the circuit board 41 can be confirmed from the gap A, the circuit board 41 is In addition to being easily manufactured, it is possible to prevent unauthorized modification to the back side of the circuit board 41 as much as possible, and even when unauthorized modification is performed, the fact can be easily found by confirmation from the gap A.
Further, each ball detection switch 39 is mounted on a horizontally long holding member 38, a circuit board 41 is provided with a gap A in front of the holding member 38, and the holding member 38 is detachably fitted to the ball entering case 36. Accordingly, the ball entry detection switch 39 and the circuit board 41 can be attached to and detached from the ball entry case 36 in a state where the ball entry detection switch 39 and the circuit board 41 are assembled to the holding member 38, and handling at the time of inspection and repair is very easy.
[Brief description of the drawings]
FIG. 1 is a front view of an arrange ball machine showing an embodiment of the present invention.
FIG. 2 is a rear view of an arrange ball machine showing an embodiment of the present invention.
FIG. 3 is a partially cutaway front view on the lower entrance means side showing an embodiment of the present invention.
FIG. 4 is a cross-sectional view of a lower entrance means showing an embodiment of the present invention.
FIG. 5 is a longitudinal sectional view of a lower ball entry means showing an embodiment of the present invention.
FIG. 6 is an enlarged longitudinal sectional view of a lower ball entry means showing an embodiment of the present invention.
FIG. 7 is an enlarged cross-sectional view of the lower entrance means showing an embodiment of the present invention.
FIG. 8 is an exploded perspective view of the main part of the lower entrance means showing an embodiment of the present invention.
FIG. 9 is an exploded cross-sectional view of a lower ball entry means showing an embodiment of the present invention.
[Explanation of symbols]
6 Game board
34 Entrance
36 Entry case
38 Holding member
39 Entrance detection switch
41 Circuit board
42 Entrance display element
56 Lead wire
60,61 connector
A gap

Claims (2)

A plurality of entrances (34) projecting forward from the game board (6) and the entrances (34) corresponding to the entrances (34) and at the bottom of the game board (6) ) Is provided with a entrance case (36) having a entrance detection switch (39) for detecting a game ball entered into the entrance, and the entrance port through which the game ball enters is provided on the front side of the entrance case (36). (34) In a ball game machine provided with a ball display element (42) corresponding to each ball slot (34), the mounting hole (44) of the ball case (36) has a horizontally long shape. The holding member (38) is detachably fitted from the front side, and the holding member (38) is disposed on the front side of the plurality of switch housing portions (52) and each switch housing portion (52). connector housing portion (53), and a each of these switch housing portion (52) and the connector housing portion (53) regulating portions disposed vertically between (54) (55), wherein each of the switch housing portion (52 ) Is inserted into the ball detection switch (39), which is removably inserted from the back side. A contact portion (54) of each entrance detection switch (39) from between the restriction portions (54) (55) to the connector. Projecting into the housing part (53), connected to one end side of the lead wire (56) and removably inserted into the connector housing part (53) from the front side, the terminal of the entrance detection switch (39) The connector (40) connected to (57) is brought into contact with the restriction part (55) on the rear side of the connector housing part (53) from the front side, and the holding member (38) is placed on the front side of the holding member (38). 38), a circuit board (41) is mounted with a predetermined gap (A) between them, and each of the entrance display elements (42) is provided at the upper part on the front side of the circuit board (41), and at the lower part. A connector (60) for the entrance detection switch (39) and a connector (61) for taking out a signal from the circuit board (41) side are provided, and each of the entrance detection switches (39) is provided. Pass the lead wire (56) through the gap (A) It is drawn out to the front side of the circuit board (41), and the connector (58) on the other end side of the lead wire (56) is detachably connected to the connector (60) of the circuit board (41). Ball game machine.   Electrical components such as the entrance display element (42) and the connectors (60) (61) are mounted only on the front side of the circuit board (41), and the back side of the circuit board (41) from the gap (A). The bullet ball game machine according to claim 1, wherein the ball game machine can be confirmed.

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