JP4234070B2 - Game machine - Google Patents

Description

  The present invention relates to a gaming machine such as a pachinko machine that is installed and used in a game hall such as a pachinko parlor.

  Currently, pachinko machines installed in amusement halls are assembled integrally with a game board on which a guide rail frame is attached and a support body called a back mechanism board on which a variable symbol display device and a control circuit board are assembled. The unitized game board unit is detachably attached to a frame-like attachment portion of the main body base that becomes a base constituting the pachinko machine. In recent years, the base of the main body is left as a common part that can be used for a plurality of models in the game hall, and either one or both of the game board and the back mechanism board (game board unit) are replaced with new ones. As a result, the model of the pachinko machine may be changed.

  However, the back mechanism board and the game board are integrally assembled into a unit, and the back mechanism board and the game board are not limited to the case where both the back mechanism board and the game board are exchanged as a game board unit. When replacing any one of the above, it is necessary to remove the game board unit from the base of the main body and then replace one of the back mechanism board and the game board with a new one. It was such a thing. For this reason, a method of detachably attaching the back mechanism board and the game board individually to the main body base can be considered, but in this method, when replacing both the back mechanism board and the game board, the main body frame The removed back mechanism board and game board are separated, and when the back mechanism board and game board removed from the main body frame are transported to a factory etc. and reused, they must be transported individually. , It took time and effort.

  The present invention has been made to solve the above problems, and when removing the back mechanism board and the game board from the base of the main body, it is possible to select whether to remove them integrally or depending on the situation. An object is to provide a gaming machine that can be used.

In order to achieve the above object, the gaming machine of the present invention is arranged on the back side of the gaming board having a gaming area where a game ball is launched and on the back side opposite to the front side having the gaming area of the gaming board. A back mechanism board and a main body base for holding the game board and the back mechanism board, and the back mechanism board and the game board from the front side of the main body base facing the same direction as the front surface of the game board. In a game machine that is removably fixed to the base of the main body sequentially, a male screw on the front end side is rotated in a first direction, and a through screw hole formed in the back mechanism plate from the front side of the back mechanism plate, After the back mechanism plate is fixed to the main body base by sequentially screwing and tightening to the first main body screw hole formed in the main body base, and after being formed with a diameter larger than the diameter of the through screw hole The head screw hole is provided in the end head. And a first bolt, is inserted into a through hole formed in the game board from the front side of the game board, the first direction an external thread on the distal end side is rotated in a second direction opposite the By screwing and tightening to the second body screw hole formed in the main body base, the front surface of the back mechanism plate is covered and the bolt insertion hole formed in the game board is aligned with the head of the first bolt The game board is fixed to the main body base in a state of being held, and the head on the rear end side includes a second bolt formed with a diameter larger than the diameter of the through hole and the bolt insertion hole, during removal of the board and the back mechanism plate, inserting the male screw of the second bolt removed by solving screwed into the bolt holes, screwed into the head screw hole to rotate in the second direction By going, the game board and the back mechanism plate are integrated It is characterized in that the screwing is released between the male thread and the first body threaded hole of the first bolt from.

  The rear surface of the game board is provided with a housing recess that communicates with the bolt insertion hole and accommodates the head of the first bolt, and the length of the first bolt is L1. It is preferable to satisfy the relationship L3 <L1 <(L2 + L3) where L2 is the thickness in the front-rear direction and L3 is the length in the front-rear direction of the storage recess.

  According to the gaming machine of the present invention, the gaming machine includes a gaming board, a back mechanism board disposed on the back side of the gaming board, and a main body base that holds the gaming board and the backing mechanism board. Removably fixed to the base of the main body sequentially from the front side, a male screw on the front end side, a through screw hole formed in the back mechanism plate from the front side of the back mechanism plate, and a first main body screw formed on the main body base The back mechanism plate is fixed to the base of the main body by being screwed into the holes sequentially and tightened, and a head screw hole is provided on the head on the rear end side having a diameter larger than the diameter of the through screw hole. The first bolt is inserted into the through hole formed in the game board from the front side of the game board, and the male screw on the front end side is opposite to the first bolt in the second body screw hole formed in the main body base. By screwing and tightening, cover the front of the back mechanism plate and shape it on the game board The game board is fixed to the main body base with the bolt insertion hole aligned with the head of the first bolt, and the head on the rear end side is formed with a diameter larger than the diameter of the through hole and the bolt insertion hole. When removing the game board and the back mechanism board, the male screw of the second bolt removed by unscrewing is inserted through the bolt insertion hole and screwed into the head screw hole. Thus, since the game board and the back mechanism plate are integrated, the male screw of the first bolt and the first main body screw hole are unscrewed, so the second main body screw hole formed in the main body base and the second main screw When the screw of the bolt is unscrewed and the male screw of the second bolt is inserted through the bolt insertion hole and screwed into the head screw hole, the game board and the back mechanism plate are integrated, and then the first bolt With the male screw and the first body screw hole unscrewed, the game board and the back mechanism board are integrated into the Since it can be removed from the head, it can be removed from the main body base in a state where the back mechanism board and the game board are integrated using a second bolt for fixing the game board to the main body base. There is no need to prepare a member for integrating with the game board, and workability can be improved. Furthermore, after the screwing between the male screw of the second bolt and the second main body screw hole of the main body base is released and the lock between the game board and the main body base is released, the second bolt is inserted into the bolt insertion hole. If the back mechanism board and the game board are not integrated, the back mechanism board and the game board can be individually detached from the main body base, so that the back mechanism board and the game board are removed from the main body base. At this time, it is possible to select whether to remove them integrally or to remove them individually according to the situation.

  In addition, a rear surface of the game board is provided with a housing recess that communicates with the bolt insertion hole and accommodates the head of the first bolt, the length of the first bolt is L1, and the thickness of the back mechanism plate in the front-rear direction. When L2 is L2 and the length of the recess in the front-rear direction is L3, the relationship L3 <L1 <(L2 + L3) is satisfied, so the male screw of the second bolt is inserted through the bolt insertion hole and the head screw When the front end surface of the head of the first bolt comes into contact with the bottom surface of the storage recess, the back mechanism plate and the game board are integrated and the back mechanism plate and the main base are locked. Since the state is released, the back mechanism plate and the game board can be easily detached from the main body base portion.

  As shown in FIG. 1, a pachinko machine 2 which is an embodiment of a gaming machine has a game board 4 disposed inside a main body frame (main body base) 3, and a front door 5 is provided on the front surface of the main body frame 3. Is attached to open and close. Below the front door 5, an operation handle 8 for adjusting the launch strength of the supply tray 6 for supplying the hit ball and the pachinko ball 7 is provided. At the approximate center of the game area 4a where the pachinko ball 7 of the game board 4 is launched, various symbols are displayed on the liquid crystal screen during the game based on predetermined winning conditions such as winning the pachinko ball 7 into a predetermined winning opening. There is provided a variable symbol display device 9 that displays a variable after a variable display within a predetermined time. Around the symbol variable display device 9, a start winning port 10, a normal winning port 11, an attacker 12, and an out port 13 are provided. Further, a center accessory 14 is provided in the approximate center of the game board 4, and the symbol variable display device 9 can be visually recognized through an opening 14 a formed in the center accessory 14.

  The player puts the pachinko ball 7 into the supply tray 6 and starts the game. The inserted pachinko ball 7 is guided to the ball launcher through a guide path provided in the supply tray 6. The player drives the pachinko balls 7 one by one toward the upper side of the game area 4a of the game board 4 by rotating the operation handle 8 by a predetermined amount to control the driving of the ball launching device. Can do. The hit pachinko ball 7 enters one of the winning ports 10, 11 and the attacker 12 on the way of flowing down from the upper side of the game area 4 a or is collected from the out port 13. Note that a plurality of structures such as nails and windmills provided in the game area 4a of the pachinko machine 2 are well-known and will not be described.

  The front door 5 is attached to the front surface of the main body frame 3 so as to be freely opened and closed, and a lamp 15 is provided at the upper end of the front surface to produce an effect by being turned on and off during the game. Visible glass is attached to the inside of the front door 5. When the front door 5 is in the locked state, the player or the game hall operator can see the pachinko ball 7 flowing down the game area 4a of the game board 4 through the glass. The board 4 cannot touch the inside of the main body frame 3 as well. In addition, a decorative portion 5a that shields the insertion hole 4b and the game board fixing bolt 16 (see FIG. 2) from the front side is provided on the front surface of the front door 5.

  As shown in FIG. 2, the game board 4 is fixed by a game board fixing bolt 16 and the back set board (back mechanism board) 18 is fixed by a back set board fixing bolt 17. Removably fixed to. The fixing portion 3 a is formed to be recessed by one step on the back side from the front surface of the main body frame 3 in order to accommodate the game board 4 and the back set board 18. Game board fixing screw holes (second body screw holes) 3b for fixing the game board 4 are formed at the four corners of the fixing portion 3a. The game board fixing screw hole 3b is screwed into the male screw 16a of the game board fixing bolt 16 by rotating the game board fixing bolt 16 in the direction A in FIG. 2, and the game board fixing bolt 16 is moved in the direction B in FIG. A female screw is formed so as to release the threaded engagement with the male screw 16a. Back set plate fixing screw holes (first body screw holes) 3c for fixing the back set plate 18 are formed at the four corners inside the game board fixing screw holes 3b of the fixing portion 3a. In the back set plate fixing screw hole 3c, the back set plate fixing bolt 17 is screwed into the male screw 17a of the back set plate fixing bolt 17 by rotating in the direction B in FIG. A female screw is formed to release the screwing with the male screw 17a by rotating in the A direction. That is, the female screw formed in the game board fixing screw hole 3b is a right screw, and the female screw formed in the back set plate fixing screw hole 3c is a left screw.

  The game board fixing bolt (second bolt) 16 detachably fixes the game board 4 to the fixing portion 3a of the main body frame 3, and includes a male screw 16a and a head 16b. The male screw 16a is engaged with the female screw of the game board fixing screw hole 3b by rotating the male screw 16a in the direction A in FIG. 2, and is rotated in the B direction in FIG. It is formed so as to release the screwing with the 3b female screw. The head 16b is formed with a diameter larger than the diameters of the insertion hole (through hole) 4b and the exposure hole (bolt insertion hole) 4c. Four game board fixing bolts 16 are provided.

  The back set plate fixing bolt (first bolt) 17 detachably fixes the back set plate 18 to the fixing portion 3a of the main body frame 3, and includes a male screw 17a and a hexagonal head portion 17b. The male screw 17a is screwed into the female screw of the back set plate fixing screw hole 3c by rotating the male screw 17a in the direction B in FIG. 2, and fixed in the back set plate by rotating in the direction A in FIG. The screw hole 3c is formed so as to be unscrewed from the female screw. The head portion 17b is formed with a diameter larger than the diameter of the back set plate screw hole (through screw hole) 18d. A concave head screw hole 17c is formed in the head 17b. The game board fixing bolt 16 is rotated in the direction A in FIG. A female screw is formed to be screwed into the male screw 16a and to release the screwing with the male screw 16a by rotating the game board fixing bolt 16 in the direction B in FIG. Four back set plate fixing bolts 17 are provided. That is, the male screw 16a of the game board fixing bolt 16 and the female screw formed in the head screw hole 17c of the back set plate fixing bolt 17 are right screws, and the male screw 17a of the back set plate fixing bolt 17 is left screw. ing.

  The back set board (back mechanism board) 18 includes a substantially plate-shaped main body portion 18a that supports the variable symbol display device 9, the main control circuit board 31, and the sub control circuit board 32 (see FIG. 5). A plurality of ribs 18b are provided on the front surface, and a spherical passage 18c is formed by these ribs 18b. The pachinko balls 7 that have entered the winning ports 10 and 11, the attacker 12 and the out port 13 when the game is performed pass through the ball passage 18c formed by the ribs 18b and are guided to a predetermined receiving portion. Back set plate screw holes (through screw holes) 18d are formed at the four corners of the main body 18a so as to penetrate the main body 18a. By rotating the back set plate fixing bolt 17 in the B direction in the drawing into the back set plate screw hole 18d, the screw is engaged with the male screw 17a, and by rotating the back set plate fixing bolt 17 in the A direction in the drawing. A female screw is formed to release the threaded engagement with the male screw 17a.

  At four corners of the game board 4, insertion holes (through holes) 4 b for inserting the male screws 16 a of the game board fixing bolts 16 are formed. Exposed holes (bolt insertion holes) 4 c for exposing the head screw holes 17 c formed in the head 17 b of the back set plate fixing bolt 17 are formed at the four corners inside the insertion holes 4 b of the game board 4. The exposure hole 4c is aligned with the head 17b when the back set board 18 and the game board 4 are sequentially fixed to the main body frame 3. Recessed storage recesses 4d for storing the heads 17b of the back set plate fixing bolts 17 are formed at the four corners on the back surface of the game board 4 so as to communicate with the exposure holes 4c (see FIG. 3). An outer rail 26, a first inner rail 27, and a second inner rail 28 are attached to the front surface of the game board 4. A space between the outer rail 26 and the first inner rail 27 serves as a guide portion for guiding the launched pachinko ball 7 toward the game area 4a. The outer rail 26, the first inner rail 27, and the second inner rail 28 are made of a resin material having excellent slidability and wear resistance such as polyacetal.

  As shown in FIG. 3 (A), the back set plate 18 is attached to the fixing portion 3a of the main body frame 3, and the male screw 17a of the back set plate fixing bolt 17 is inserted into the back set plate screw hole 18d. When the back set plate fixing bolt 17 is rotated in the direction B in FIG. 3 by using a tool such as the above, the male screw 17a is a female screw formed in the back set plate screw hole 18d and a female formed in the back set plate fixing screw hole 3c. Screw onto the screws sequentially. Thereby, the back set board 18 is fixed to the fixing | fixed part 3a of the main body frame 3, as shown in FIG.3 (B).

  As shown in FIG. 4 (A), the game board 4 is attached to the front surface of the back set plate 18 fixed to the main body frame 3, and the male screw 16a of the game board fixing bolt 16 is inserted into the insertion hole 4b. When the game board fixing bolt 16 is rotated in the direction A in FIG. 4 with a tool such as the above, the male screw 16a is screwed into the female screw formed in the game board fixing screw hole 3b. As a result, the game board 4 is fixed to the fixing portion 3a of the main body frame 3 as shown in FIG.

  As shown in FIG. 5, the main control circuit board 31 and the sub control circuit board 32 are electrically connected by a connection cable. The sub-control circuit board 32 stores a program ROM in which an effect program for performing variable display control of the symbol variable display device 9 is stored, image data and sound data displayed on the symbol variable display device 9, lighting of the lamp 15, and A data ROM is provided in which lamp data for turning off is stored. The main control circuit board 31 performs electrical control during the game, and causes the sub control circuit board 32 to execute a predetermined gaming state. For example, when the winning of the pachinko ball 7 is detected by a winning ball detection sensor (not shown) provided in the start winning opening 10, a start signal is input to the main control circuit board 31. The main control circuit board 31 performs a lottery to determine a loss or a win in response to the input of the start signal, and outputs a command signal corresponding to the lottery result to the sub-control circuit board 32. The sub control circuit board 32 reads the effect program and various data from the program ROM and data ROM according to the input command signal, and the symbol variable display device 9 and the lamp 15 (FIG. 1) according to the read effect program and various data. Control).

  The operation of the pachinko machine 2 configured as described above will be described. When changing both the game board 4 and the back set board 18 when changing the model of the pachinko machine 2, first, among the four game board fixing bolts 16 with a tool such as a screwdriver. 4 is rotated in the direction B in FIG. 4 to release the threaded engagement between the male screw 16a of the game board fixing bolt 16 and the female screw formed in the game board fixing screw hole 3b of the main body frame 3. Remove the fixing bolt 16. 6A, the male screw 16a of the removed game board fixing bolt 16 is inserted into the exposure hole 4c of the game board 4 and inserted into the head screw hole 17c of the back set plate fixing bolt 17. Then, the game board fixing bolt 16 is rotated in the direction A in FIG. When the game board fixing bolt 16 is rotated in the direction A in FIG. 6, the male screw 16a is screwed into the female screw formed in the head screw hole 17c as shown in FIG. 6 (B). Since the exposure hole 4c of the game board 4 is formed with a smaller diameter than the head 16b of the game board fixing bolt 16, the game board 4 is not detached from the back set board 18, and the back set board 18 and the game board 4 is integrated. Similarly, the remaining three screws among the four game board fixing bolts 16 are released and screwed into the female screw formed in the head screw hole 17c of the back set plate fixing bolt 17. The game board 4 has a position where the front surface of the game board 4 comes into contact with the rear surface of the head 16b of the game board fixing bolt 16 and a position where the rear surface of the game board 4 comes into contact with the front surface of the main body 18a of the back set plate 18. It is possible to move in the left-right direction in FIG. 6B, but does not come off from the back set plate 18. That is, the state where the game board 4 and the back set board 18 are integrated indicates a state where the game board 4 does not come off the back set board 18.

  When the game board fixing bolt 16 is rotated in the direction A in FIG. 6 even after the front end surface of the male screw 16a contacts the bottom surface of the head screw hole 17c, the back set plate fixing bolt 17 is rotated in the direction A in FIG. To do. When the back set plate fixing bolt 17 rotates in the direction A in FIG. 6, the male screw 17 a of the back set plate fixing bolt 17 and the female screw formed in the back set plate fixing screw hole 3 c of the main body frame 3 are gradually screwed together. Will be released.

  As shown in FIG. 7, the length of the back set plate fixing bolt 17 is L1, the thickness of the main body portion 18a of the back set plate 18 is L2, and the recess length in the front-rear direction of the storage recess 4d of the game board 4 is L3. , The game board 4, the back set board fixing bolt 17 and the back set board 18 are formed so as to satisfy the relationship of L3 <L1 <(L2 + L3). Accordingly, when the back set plate fixing bolt 17 is rotated in the direction A in FIG. 7 until the front surface of the head portion 17b of the back set plate fixing bolt 17 contacts the bottom surface of the storage recess 4d of the game board 4, the male screw 17a And the male screw 17a of the back set plate fixing bolt 17 and the back set plate fixing screw hole 3c of the main body frame 3 in a state where the screwing between the screw and the female screw formed in the back set plate screw hole 18d is maintained. The screwing with the female screw is released. Similarly, the remaining three of the four game board fixing bolts 16 are used to screw the male screw 17a of the back set plate fixing bolt 17 and the female screw formed in the back set plate fixing screw hole 3c. Release the match. Thereby, fixation of the back set board 18 is cancelled | released and the back set board 18 can be removed from the main body frame 3. FIG. At this time, the male screw 17a of the back set plate fixing bolt 17 and the female screw formed in the back set plate screw hole 18d are screwed together, and the back set plate fixing bolt 17 is not detached from the back set plate 18. Therefore, the integration of the game board 4 and the back set board 18 can be maintained. And the game board 4 and the back set board 18 are integrated and removed from the main body frame 3, and the new game board 4 and the back set board 18 are fixed to the main body frame 3 as mentioned above.

  In addition, when changing the model of the pachinko machine 2, when only the game board 4 is replaced with a new one, the game board fixing bolt 16 is rotated by the driver in the direction B in FIG. The screwing of the male screw 16a of the board fixing bolt 16 and the female screw formed in the game board fixing screw hole 3b of the main body frame 3 is released, the fixing of the game board 4 is released, and only the game board 4 is attached to the main body frame. Remove from 3. Then, the new game board 4 is fixed to the main body frame 3 as described above.

  In this way, when changing the model of the pachinko machine 2 by exchanging both the game board 4 and the back set board 18 with new ones, the game board 4 and the back set are used by using the game board fixing bolts 16. The board 18 is integrated with the male screw 17a of the back set plate fixing bolt 17 and the female screw formed in the back set plate fixing screw hole 3c of the main body frame 3 by releasing the screw. And the back set plate 18 can be removed from the main body frame 3 in an integrated state, so that labor of the operator can be reduced and workability can be improved. In addition, when changing the model of the pachinko machine 2 by exchanging only the game board 4 with new ones, the game board 4 and the back set board 18 using the game board fixing bolt 16 are integrated. In this case, only the game board 4 can be removed from the main body frame 3, so that the back set plate 18 that is not replaced with a new one can be kept fixed to the main body frame 3, thereby reducing the labor of the operator. It is possible to improve workability. That is, depending on the situation, it is possible to select whether the game board 4 and the back set board 18 are integrally removed or removed individually.

  In the embodiment described above, the head 16b of the game board fixing bolt 16 is formed with a diameter larger than the exposure hole 4c of the game board 4, and the game board 4 and the back set plate 18 are formed using the game board fixing bolt 16. The game board 4 cannot be removed when the game board is integrated, but a female screw that is screwed into the male screw 16a of the game board fixing bolt 16 is formed in the exposure hole 4c. The board 4 may be made unremovable.

  Moreover, in the said embodiment, although it was set as the structure which provided the game board fixing bolt 16 and the back set board fixing bolt 17, these numbers are changed suitably. Furthermore, it is preferable to provide the same number of game board fixing bolts 16 and back set board fixing bolts 17, so that when the game board 4 and the back set board 18 are integrated using the game board fixing bolts 16, In addition, since the game board fixing bolt 16 does not remain, the game board fixing bolt 16 is not lost. Further, the game board fixing bolt 16 is used to integrate the game board 4 and the back set plate 18. Since it is not necessary to prepare another bolt, it is possible to improve workability.

It is a perspective view which shows the external appearance of the pachinko machine which implemented this invention. It is a disassembled perspective view which shows a main body frame, a game board, and a back set board. It is side surface sectional drawing which shows a main body frame, a back set board, and a back set board fixing bolt. It is side surface sectional drawing which shows a main body frame, a game board, a back set board, and a game board fixing bolt. It is side surface sectional drawing which shows the outline of the state which decomposed | disassembled the structure of a game board and a back set board. It is side surface sectional drawing which shows the main body frame of the state which integrated the game board and the back set board with the game board fixing bolt, the game board, the back set board, the game board fixing bolt, and the back set board fixing bolt. Side sectional view showing a main body frame, a game board, a back set board, a game board fixing bolt, and a back set board fixing bolt, showing a state in which a game board integrated with a game board fixing bolt and a back set board are removed from the main body frame. It is.

Explanation of symbols

2 Pachinko machines (game machines)
3 Body frame (main body base)
3a fixing part 3b game board fixing screw hole (second body screw hole)
3c Back set plate fixing screw hole (first body screw hole)
4 Game board 4a Game area 4b Insertion hole (through hole)
4c Exposed hole (bolt insertion hole)
4d Storage recess 7 Pachinko ball 16 Game board fixing bolt (second bolt)
16a Male thread 16b Head 17 Back set plate fixing bolt (first bolt)
17a Male screw 17b Head 17c Head screw hole 18 Back set plate (back mechanism plate)
18a Body 18d Back set plate screw hole (through screw hole)

Claims (2)

A game board having a game area in which a game ball is launched; a back mechanism board disposed on a back side opposite to the front side having the game area of the game board; and the game board and the back mechanism board. A gaming machine in which the back mechanism plate and the game board are sequentially and detachably fixed to the main body base from the front side of the main body base facing the same direction as the front surface of the game board. ,
The male screw on the front end side is rotated in the first direction, and the screw is sequentially screwed from the front side of the back mechanism plate into the through screw hole formed in the back mechanism plate and the first body screw hole formed in the main body base. The back mechanism plate is fixed to the main body base by tightening together, and a head screw hole is provided in the head on the rear end side formed with a diameter larger than the diameter of the through screw hole. Bolts,
Inserted from the front side of the game board through a through hole formed in the game board, and the male screw on the front end side is rotated in a second direction opposite to the first direction to be formed in the main body base. The game is carried out in a state where the back mechanism plate is covered with the second body screw hole and tightened, and the bolt insertion hole formed in the game board is aligned with the head of the first bolt. A panel is fixed to the main body base, and a head on the rear end side includes a second bolt formed with a diameter larger than the diameter of the through hole and the bolt insertion hole,
Wherein the game board and when removing the backing mechanism plate, inserting the male screw of the second bolt removed by solving screwed into the bolt insertion holes, threaded on said head screw hole to rotate in the second direction By combining the game board and the back mechanism plate, the male screw of the first bolt and the screw hole of the first main body are unscrewed after the game board and the back mechanism plate are integrated. .   A rear surface of the game board communicates with the bolt insertion hole, and is provided with a storage recess for storing the head of the first bolt. The length of the first bolt is L1, and the front and rear of the back mechanism plate. 2. The gaming machine according to claim 1, wherein a relation of L3 <L1 <(L2 + L3) is satisfied, where L2 is a thickness in the direction and L3 is a length of the storage recess in the front-rear direction.

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