JP2001321528A - Manufacture of pachinko game machine and attaching method for game board - Google Patents

Abstract

PROBLEM TO BE SOLVED: To realize an attaching method for a game board, by which a game board can be attached and detached to/from a pachinko machine in high precision and a pachinko game machine can be easily manufactured. SOLUTION: A frame decoration member with upper and lower hinge pins 61, 62 are attached on the front face of a board to assemble a game board with hinge pins 61, 62 on one end in the lateral direction. On the other hand, upper and lower brackets 65, 66 which can rotatably engage the upper and lower hinge pins 61, 62 with a frame body 11 from the front face side are mounted on the frame body 11. The hinge pins 61, 62 of the game board 13 are engaged with the brackets 65, 66 from the front face side of the frame body 11 to attach the game board 13 forward and rearward openably and detachably onto the frame body 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for manufacturing a pachinko game machine and a method for mounting a game board when a game board of a pachinko game machine is mounted on a front side of a frame.

[0002]

2. Description of the Related Art In a pachinko game machine, a game board is used in which various characters, display devices and the like are devised so as to enhance the interest of the pachinko game and keep the player from getting bored. In order to easily replace the game board with a new one, a game board which is detachably mounted on a frame is often used.

[0003] A pachinko game machine of this type has a structure in which a game board is mounted on the front side of a frame, and a back mechanism including a plurality of mechanical members is arranged on the back side of the frame.

In addition, the game board is mounted on the frame by, for example, attaching a plurality of mounting members such as screws around the board of the game board to fix the game board to the frame or by mounting the board of the game board. It is performed by pressing the mounting plate from the back side of the peripheral edge.

[0005]

However, in a conventional pachinko game machine, a plurality of mounting members are mounted around the base to fix the game board to the machine frame, or a dedicated mounting for the game board mounting. Since the board was fixed to the frame with a plurality of screws, the work of attaching and removing the game board was not only troublesome, but also it was difficult to secure the mounting position accuracy of the game board.

In addition, when the game board is attached / detached from the back side of the frame serving as the front panel, there is a problem that the game board is not easily attached / detached.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a method of mounting a game board, which can easily be attached and detached with high positioning accuracy, and to facilitate the manufacture of a pachinko game machine.

[0008]

According to the present invention, there is provided a method of manufacturing a pachinko game machine, comprising: attaching a game board having a wooden board to a front side of a frame to assemble the board. A frame decorative member having upper and lower hinge pins is attached to the front surface of the board to assemble a game board having the hinge pins at one end in the left-right direction of the board, while the upper and lower hinge pins are attached to the frame body from the front side of the frame body. The upper and lower brackets that can be rotatably engaged are mounted, the hinge pins of the game board are engaged with the bracket from the front side of the frame, and the game board is moved forward and backward with respect to the frame. It is characterized in that it can be opened and closed and detachably attached.

In this method, the game board can be attached to the frame so as to be openable and closable back and forth simply by engaging the hinge pin of the game board with the bracket from the front side of the frame and closing the bracket. The work of mounting the game board is greatly facilitated.

Further, the game board is rotated to a predetermined closing position in a state where the hinge pin of the game board is engaged with the bracket, and the movement of the hinge pin of the game board to the front side of the frame is restricted. Then, when the game board is configured to be fixed to the frame, the hinge board of the game board will be fixed simultaneously with the rotation of the game board to the closed position,
Easier mounting work becomes possible.

[0011] Further, the frame decoration member is formed with a locking and fixing projection projecting to the other end in the left-right direction of the substrate.
When the other end in the left-right direction of the game board supported by the bracket at one end in the left-right direction and rotated to the predetermined closed position is fixed to the frame via the locking fixing projection, The fixing operation of the entire game board is completed at the same time as the fixing operation by the stop fixing projection, so that an easy mounting operation can be performed.

A method of mounting a game board according to the present invention includes a game board provided with a hinge pin having a non-circular cross-sectional shape having a small diameter in a specific direction, and a hinge pin having a groove width larger than the diameter of the hinge pin in a specific direction. An upper and lower bracket having a holding groove portion is prepared, and the upper and lower brackets are mounted on a frame body, and while the specific direction of the hinge pin and the groove width direction of the hinge pin holding groove portion substantially coincide with each other, After the hinge pin is rotatably engaged with the bracket from the front side of the frame, the game board is rotated to a predetermined closed position to restrain the hinge pin in the hinge pin holding groove, and the hinge pin is It is characterized by positioning with respect to the bracket.

According to this game board mounting method, when the hinge pin is engaged with the bracket, the hinge pin is easily guided into the hinge pin holding groove as a small-diameter pin, and then the game board is rotated to a predetermined closed position. The large diameter portion of the hinge pin approaches both side walls of the hinge pin holding groove and is restrained by the bracket, and the hinge pin is positioned with respect to the bracket. Therefore, although the mounting operation is very easy, the mounting of the game board with high positional accuracy is possible.

[0014]

Preferred embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 to FIG. 16 are views showing a pachinko gaming machine according to one embodiment of the present invention.

In FIG. 2, reference numeral 10 denotes a pachinko gaming machine. The pachinko gaming machine 10 includes a base frame 11 supported by a machine frame 100, a window door 12 provided at an upper front portion of the frame 11, and And a game board 13 arranged on the front side of the base frame 11.

The base frame 11 is supported on the machine frame 100 at the left end side in FIG. 2 via hinge mechanisms 115A and 115B so that it can be opened and closed back and forth, and is normally closed. In addition,
Although a detailed shape is not shown, a back mechanism including a plurality of mechanical members located in the machine frame 100 is provided on the back surface side of the frame body 11.

The window door 12 is provided in a game area 13a of the game board 13.
And is supported by the frame 11 via a hinge mechanism (not shown) so as to be openable and closable in the opening and closing direction so as to be able to open and close the frame 11 forward and backward.
The window door 12 is provided with illuminated display units 121 and 122 including a plurality of light emitting element groups. The window door 12
Is locked in the closed position with respect to the frame 11 by the lock mechanism 123, and is further closed in the closed state together with the frame 11.
Is to be locked.

Below the window door 12, an upper ball tray 15 is provided. Below the upper ball tray 15, a lower ball tray 16 and an operation handle 17 which is rotated by a player are provided. Are provided respectively. Reference numeral 18 denotes a ball-pulling operation lever for performing a ball-pulling operation of the upper ball-receiving pan 15, and a ball-pulling-out operation of moving the ball-pulling-operation lever 18 to the left in the drawing changes the upper ball-receiving pan 15 to the lower ball-receiving pan 16. Gaming balls can flow down and out. 19 is an ashtray.

On the front side of the game board 13, as shown in FIG. 1, a start winning port 23 and a symbol display device 7 with a warp route are provided.
0 is disposed substantially in the center, and a normal symbol display device 60
, A special winning opening 26 and a passing gate 27 are arranged below it. In addition, the starting winning opening 23
To the left and right of the general winning opening 24A, 24B, 25A, 25B
However, the windmills 28A, 28B
(A rotatable obstacle that changes the flowing direction of the game ball) is provided. And, in the ring surrounding these accessories, there are provided gaming effect lamps 29A, 29B, 29C and the like in which a plurality of light emitting elements such as LEDs are provided,
Lighting control is performed such that the plurality of LED groups divided into blocks in the circumferential direction are sequentially or selectively lit. As shown in FIG. 3, the game board 13 is rotatably supported in the front-rear direction (opening / closing direction) by upper and lower hinge mechanisms 51 and 52 on the front side of the frame 11.

In the pachinko gaming machine 10, a predetermined prepaid card, which is a frequency card, is inserted into the card insertion slot 1a of the ball lending machine 1 disposed adjacent to the side (of course, cash may be inserted), and the upper ball receiving tray is provided. When a lending ball lending operation, which will be described later, is performed in front of the lending ball 15, the lending ball is paid out 59.
Is lent to the upper ball receiving tray 15, while a known launching device 30 (details not shown) is operated on the back side of the upper ball receiving tray 15 in accordance with the operation amount of the handle 17 by the player, and the player enters the game area. Fire a game ball. Then, for example, the starting winning port 23, the general winning ports 24A, 24B, 25A, 2
5B, when a game ball enters any of the special winning openings 26,
The payout of the game balls from the payout port 59 to the upper ball receiving tray 15 is performed. Also, when the game ball passes through the passage gate 27, the normal symbol display device 60 that executes the normal symbol variation display by alternately lighting the two colors of the ordinary symbol display LEDs 60a and 60b operates, and the variation stops in a predetermined stop mode. Then, the tulip of the starting winning opening 23 opens. When a game ball wins in the starting winning opening 23, a special symbol changing display game is executed on the symbol display device 70, and the opening / closing door of the special winning opening 26 opens and closes in the front-rear direction according to the result (stop mode). It is supposed to. The game board 13 is a wooden board 4
By attaching the inner guide member 42, the outer guide member 43, and the decorative member 45 to 1, a substantially circular game area 13a is defined on the front side of the substrate 41, and between the outer and inner guide members 42, 43. The launch path 44 of the game ball B to the game area 13a is formed. The inner guide member 42, the outer guide member 43, and the decorative member 45 constitute a frame decoration member 40 as a whole, and the inner guide member 42 and the outer guide member 43, each having an arcuate guide rail shape, are formed by a rail forming portion. And the decorative member 45 constitutes the frame decoration portion.

More specifically, the substrate 41 is made of wood, for example, a plywood or a plywood using a pine, and as shown in FIG. 4, a central hole 41a for mounting the symbol display device 70 is provided.
A hole 41b for mounting an electric tulip forming the winning opening 23, an arc hole 41c for mounting a game effect lamp 29A, a hole 41d for storing an attacker forming the winning opening 26, and payout. A hole 41e for accommodating the lower end of the inner guide member 42 forming the opening 59 is formed so as to be vertically separated from each other at the center in the lateral direction (the left-right direction in FIG. 4). In addition, the substrate 41 includes
Holes 41f, 41g for mounting members forming left and right winning openings 24A, 24B, 25A, 25B and gaming effect lamps 29B, 29C, and left and right windmills 28A, 28B.
Holes 41h and 41i are formed symmetrically with respect to each other. Further, in order to mount the outer guide member 43, the decorative member 45, and a tilt adjusting mechanism 46 to be described later, the substrate 41 has a tilt. An adjusting mechanism housing hole 41j, external notches 41k, 41m, 41n, and a plurality of mounting holes 41p are respectively formed. Inner guide member 4
2, a plurality of locking claws 42 on the back side as shown in FIG.
f and a plurality of stepped locking holes 41 of the substrate 41.
r to be locked.

As shown in FIG. 1, hinge pins 61 and 62 projecting up and down from the frame decoration member 40 are provided at one end of the game board 13 in the left-right direction. On the other end side, there are formed locking and fixing projections 63 and 64 protruding from the frame decoration member 40. A board 41 on the other end of the game board 13
As shown in FIGS. 3 and 4, at least one bottomed cylindrical (concave) positioning hole 4 having a predetermined depth
1q is formed for positioning in the opening and closing direction.

On the other hand, as shown in FIG. 3, upper and lower brackets 65 and 66 into which the hinge pins 61 and 62 are fitted are mounted on the base frame 11, and the hinge pins 61 and 62 of the frame decoration member 40 and these brackets Upper and lower hinge mechanisms 51 and 52 are configured by 65 and 66. Further, the base frame 11 has an inner peripheral concave wall portion 11a which is narrower than the outer periphery of the game board 13 as shown by a broken line in FIG. As shown in FIG. 3 and FIG. 4,
A positioning pin 11b having a predetermined protrusion height and protruding forward so as to fit into the positioning hole 41q of the substrate 41 is provided by integral molding.

At the other end of the game board 13, a positioning pin is provided on the substrate 41 side, and a positioning hole to be fitted with the positioning pin is provided on the frame 1.
Although it can be formed on one side, it is preferable to provide a positioning pin 11b on the frame 11 side in view of ease of manufacture and positioning accuracy.

Further, the game board 13 supported by the brackets 65 and 66 of the hinge mechanisms 51 and 52 is mounted on the base frame 11.
The base frame 11 has upper and lower game board fixing mechanisms 53, 54 which can be engaged with and disengaged from the locking and fixing projections 63, 64 of the frame decoration member 40. .

As shown in FIGS. 10 and 11, the game board fixing mechanisms 53 and 54 are provided on the inner peripheral concave wall portion 1 of the base frame 11.
A supporting bracket 55a having an L-shaped cross section attached to 1a;
The support 55a is rotatably supported in the front-rear direction via the support shaft 55b, and the hook 55d on the free end side is connected to the support 55a.
Hooking operation fitting 55c which can be hooked on a not-shown locking portion and locked and fixed at a position shown by a solid line in FIG.
And is composed of When the hooked operation fitting 55c is rotated to the forward position indicated by the imaginary line in FIG. 10, the frame decoration member is rotated in the closing direction of the game board 13 in each of the game board fixing mechanisms 53 and 54. 40 can be inserted into the substantially semicircular cutout portion 55e of the support fitting 55a, and in the inserted state, as shown by the solid line in FIG. 5
When the front of 5e is closed by the hooked operation fitting 55c, the game board 13 is fixed to the base frame 11.

Instead of fitting the positioning pins 11b of the frame body 11 with the positioning holes 41q of the substrate 41, the locking and fixing projections 63 and 64 of the frame decoration member 40 are used for positioning in the height direction and the depth direction. Can also be used.

As shown in FIGS. 12 and 13, the bracket 65 of the upper hinge mechanism 51 has a hinge pin holding portion 65a having a substantially U-shaped side wall, and a pair of screw insertions for attachment to the base frame 11. And a hole 65b. The hinge pin holding portion 65a is formed obliquely so that the front side of the base frame 11 extends forward and backward and left and right with an open end 65h, and its inner depth 65i is located on the left end side when viewed from the front of the pachinko gaming machine 10. ing. As shown in the figure, the hinge pin 61 has a non-circular cross-sectional shape, for example, a D-cut shape, a part of which is cut away so as to reduce the diameter in a specific direction.
The hinge pin 61 has a groove width which is larger than the diameter in the specific direction (minimum diameter) and substantially the same as the diameter in the large diameter direction of the hinge pin 61.

The bracket 66 of the lower hinge mechanism 52
As shown in FIG. 14 and FIG.
It has a U-shaped hinge pin holding portion 66a and left and right screw insertion holes 66b and 66c for attachment to the base frame 11. The hinge pin holding portion 66a is formed obliquely so that the front side of the base frame 11 extends forward and backward and left and right with an open end 66h, and the inner back portion 66i is located on the left end side when viewed from the front of the pachinko gaming machine 10. And
The inclination angle θ of the hinge pin holding portion 66a is
At the same angle as the inclination angle of the hinge pin holding portion 65a of No. 5, the bottom surface is substantially horizontal. Also, as shown in FIG.
The hinge pin 62 has a non-circular cross-sectional shape, for example, a D-cut shape, a part of which is cut off so as to reduce the diameter in a specific direction. The hinge pin holding portion 66a is larger than the diameter (minimum diameter) of the hinge pin 62 in the specific direction. And the groove width of the hinge pin 62 is substantially the same as the diameter of the hinge pin 62 in the large diameter direction. Note that 6
Reference numeral 6d denotes a hinge hole that forms a part of the hinge mechanism of the window door 12 on the base frame 11 side.

FIG. 16 is a view showing a fitting portion between a positioning hole 41q formed on the back surface side of the substrate 41 and a cylindrical positioning pin 11b on the base frame 11 side. The chamfered portion facilitates insertion during fitting.

Here, a method of positioning the frame decoration member 40 on the substrate 41 will be described. On the inner surface (back surface) side of the frame decoration member 40, a plurality of positioning pins 81a, 82a protruding toward the substrate 41 side. , 83a, 84a, 85a,
86a and 87a are provided respectively (in FIGS. 5 and 6, they are indicated by black circles to clearly show the positioning pins, but actually protrude from the back surface side of the frame decoration member 40 at a predetermined protruding height. ), Of which hinge pin 61,
Specific positioning pins 81a, 82 located near 62
a, 83a and the positioning holes 8 on the substrate 41 side to be fitted thereto
1b, 82b, and 83b are fitted with hinge pins 61,
Other positioning pins 84a, 85a located near 62
And positioning holes 84b, 85 on the substrate 41 side fitted therein.
b and the positioning pins 8
The fitting margin of each of 1a-85a and positioning holes 81b-85b is determined by hinge pins 61, 62 of frame decoration member 40.
The positioning pins 86a, 87a and the positioning holes 86b, 87b on the opposite side are tighter than the respective fitting margins. Note that the tight fitting margin here means that the fitting gap becomes small or the press-fitting margin becomes large.

As shown in FIGS. 6 and 7B, the decorative member 45 of the frame decoration member 40 has an inner peripheral edge portion 45g that overlaps the rail forming portion 43g on the upper side of the outer guide member 43. Rail forming portion 4 of outer guide member 43
3 g is also held in a predetermined shape. The outer guide member 43 is connected to the outer guide member 43 shown in FIGS.
As shown in the figure, the game board 13 extends upward from below at one end of the game board 13, and the upper rail forming portion 43 g (hook-shaped rail forming portion) is held by the decorative member 45.
Extends from one end side to the other end side (from the left end side to the right end side in FIG. 1), and defines half or more of the outer circumference of the game area 13a.
The decoration member 45 (frame decoration portion) surrounds the game area 13a together with the outer guide member 43, and
a.

The outer guide member 43 has a structure in which an inclination adjusting mechanism 46 for adjusting the inclination of the inner wall is provided on the upstream side of the firing passage 44 opposed to the inner guide member 42. Description is omitted. Further, in the vicinity of the locking and fixing projections 63 and 64, as shown in FIG.
In front of the notch 55e of the support member 55a, gently inclined guide portions 63a and 64a for guiding the hooked operation member 55c to predetermined left and right positions are provided.

Next, an embodiment of a method of manufacturing the above-mentioned pachinko gaming machine, particularly an embodiment of a method of assembling a game board, will be described together with its operation.

First, the upper and lower brackets 65 and 66 are attached to the frame body 11 by screwing or the like, and as shown by phantom lines in FIG. 12 and FIG.
62 and the hinge pin holding grooves 65a, 66
a while substantially matching the groove width direction of a with the hinge pin 61,
62 is rotatably engaged with the brackets 65 and 66 from the front side of the frame 11. At this time, the hinge pins 61, 62
Are inserted into the hinge pin holding grooves 65a, 66a with a predetermined gap, so that when the hinge pins 61, 62 are engaged with the hinge pin holding grooves 65a, 66a, the inner pins 65i, 66i can be easily reached. Pushed.

Next, the game board 13 is rotated to a predetermined closed position as shown in FIG. At this time, the hinge pin 6
The circumferential surface portions 1 and 62 are hinge pin holding groove portions 65 respectively.
The hinge pins 61, 62 are restrained by the hinge pin holding grooves 65a, 66a by being in close contact with or pressing against the inner wall portions 65i, 66i of the inner deep portions 65i, 66i, and the game board 13 is held at one end in the left-right direction (hinge). Side), it will be positioned left, right, front and back.

When the game board 13 is rotated to the predetermined closed position, the board 41 at the other end of the game board 13 is rotated.
As shown in FIG. 3 and FIG. 16, as shown in FIG. 3 and FIG. Are positioned directly on the other end side in the left-right and height directions by the base frame 11. Further, in conjunction with this, when the game board 13 is rotated to the closed position, the locking and fixing projections 63 and 64 of the frame decoration member 40 are cut out of the respective support members 55a of the game board fixing mechanisms 53 and 54. Part 5
5e, and is fixed to the stop position by the hooked operation fitting 55c, so that the game board 13 is positioned in the front-rear direction.

The mounting of the game board 13 is as follows.
This is performed not only when the pachinko gaming machine 10 is manufactured but also when the pachinko gaming machine 10 is used, for maintenance of the gaming board 13 or replacement of the gaming board 13.

On the other hand, when the game board 13 is to be removed, the game board 13 is rotated forward from the closed position by a predetermined angle θ or an angle close to the predetermined angle θ.
It is only necessary to pull out the game board 13 so that the game boards 1 and 62 are detached from the brackets 65 and 66 on the frame 11 side. Thus, in the operation of attaching and detaching the game board 13 at the time of use, there is no need to attach or remove parts for attachment.

In the mounting method of the above-described embodiment, the game board 13 is inserted only by inserting and engaging the hinge pins 61 and 62 of the game board 13 with the brackets 65 and 66 from the front side of the frame 11 and closing them. Can be attached to the frame 11 so as to be openable and closable and detachable, so that the work of attaching the game board 13 to the frame 11 is greatly facilitated as compared with the related art.

The hinge pins 61, 62 of the game board 13
When the game board 13 is rotated to a predetermined closed position in a state where the game board 13 is engaged with the brackets 65 and 66, the hinge pins 61 and
The bracket 6 moves to the front side of the frame 11.
The game board 13 is fixed to the frame 11 at one end in the left-right direction, and is fixed by the game board 13 on the hinge side simultaneously with the rotation of the game board 13 to the closed position. , Making the installation easier.

After the pachinko gaming machine 10 is installed in a game hall or the like, when performing maintenance work or the like on the gaming board 13 or the back side of the gaming board 13, the hooked operation fittings 55c of the gaming board fixing mechanisms 53 and 54 are used. The upper and lower hooked operation fittings 55c are moved forward by a predetermined angle θ1 so as to release the locked state (see FIG. 10).
Just rotate the game board 13 to open the game board 13
A sufficient working space can be secured on the back surface of the device 3 or the front surface of the back mechanism. Further, when the game board 13 is opened, the game board 13 can be easily pulled out and removed without removing parts for attachment and the like. Therefore, any of the work of attaching and detaching the game board 13 can be greatly facilitated.

As described above, when the game board 13 is mounted, the hinge pins 61 and 62 become the hinge pin holding grooves 65a,
When the game board 13 is rotated to a predetermined closed position, the hinge pins 6
Since the hinges 1 and 62 are restrained and positioned by the hinge pin holding grooves 65a and 66a, the mounting operation of the game board 13 can be extremely easily performed with a required mounting position accuracy. In addition, the fixing operation of the entire game board 13 is completed at the same time as the fixing operation by the locking and fixing projections 63 and 64, and the mounting operation can be made extremely easy.

[0045]

According to the present invention, the game board can be opened and closed back and forth with respect to the frame simply by attaching and closing the hinge pin of the game board from the front side of the frame to the bracket and closing it. The pachinko machine can be detachably attached, and the manufacture of the pachinko machine can be facilitated. Moreover, if the hinge is positioned when the game board is closed,
The mounting work can be performed with more accurate mounting position accuracy.

[Brief description of the drawings]

FIG. 1 is a front view of a game board for implementing a game board mounting method according to an embodiment of the present invention.

FIG. 2 is an external perspective view of the front side of the pachinko gaming machine according to one embodiment.

FIG. 3 is a schematic front view of a main part showing a structure for attaching a game board to a frame according to an embodiment.

FIG. 4 is a front view showing a board shape of the game board of one embodiment.

FIG. 5 is a partial front view of an outer guide member constituting a part of a frame decoration member of the game board according to the embodiment.

FIG. 6 is a front view of a decorative member constituting a part of a frame decorative member of the game board according to the embodiment.

7A is a sectional view taken along line A7-A7 of FIG. 5, and FIG.
7 is a sectional view taken along line B7-B7 of FIG.

8 is a view showing an upper end portion of an outer guide member of the game board according to one embodiment, (a) is a partial front view thereof, and (b) is a sectional view taken along B8-B8 of (a).

FIG. 9 is a rear view of the inside guide member of the game board of one embodiment.

FIG. 10 is a partially sectional side view for explaining the operation of the game board fixing mechanism in the pachinko gaming machine of one embodiment.

FIG. 11A is a top view of a game board fixing mechanism in a pachinko gaming machine of one embodiment, and FIG. 11B is a front view thereof.

12A and 12B are diagrams illustrating a bracket shape of an upper hinge mechanism in the pachinko gaming machine of one embodiment, wherein FIG. 12A is a front view and FIG. 12B is a bottom view of FIG.

FIG. 13 is a view showing a bracket shape of an upper hinge mechanism in the pachinko gaming machine of one embodiment, and FIG.
12A is a sectional view taken along line A13-A13, and FIG.
It is 13-B13 sectional drawing.

14A and 14B are diagrams showing a bracket shape of a lower hinge mechanism in a pachinko gaming machine of one embodiment, wherein FIG. 14A is a plan view and FIG. 14B is a front view.

FIG. 15 is a view showing a bracket shape of a lower hinge mechanism in the pachinko gaming machine of one embodiment, and FIG.
14B is a sectional view taken along line A15-A15, and FIG.
It is 15-B15 sectional drawing.

FIG. 16 is a cross-sectional view of a fitting portion between a board of a game board and positioning pins on a base frame side in a pachinko gaming machine of one embodiment.

[Description of Signs] 10 Pachinko gaming machine 11 Base frame (frame) 11b Positioning pin 13 Game board 13a Game area 23 Starting winning opening 24A, 24B, 25A, 25B General winning opening 26 Large winning opening 27 Passing gate 28A, 28B Windmill 40 Frame decoration member 41 Substrate 41q Positioning hole 43 Outer guide member (rail forming part) 44 Launch path 45 Decoration member (Frame decoration part) 51, 52 Hinge mechanism 53, 54 Game board fixing mechanism 55a Support fitting 55c Hook operating fitting 61, 62 Hinge pin 63, 64 Locking projection 65, 66 Bracket 65a, 66a Hinge pin holding part 65h, 66h Open end 81a, 82a, 83a, 84a, 85a Positioning pin 81b, 82b, 83b, 84b, 85b Positioning hole

Claims (4)

[Claims] 1. A method of manufacturing a pachinko game machine, comprising attaching a game board having a wooden board to a front side of a frame body and assembling the board, wherein a frame decoration member having upper and lower hinge pins is attached to a front face of the board. While assembling a game board having the hinge pins at one end in the left-right direction of the board, the upper and lower brackets are attached to the frame so that the upper and lower hinge pins can be rotatably engaged from the front side of the frame. In addition, a hinge pin of the game board is engaged with the bracket from the front side of the frame, and the game board is attached to the frame so as to be openable and closable back and forth and detachably. Manufacturing method. 2. The game board is rotated to a predetermined closing position in a state where the hinge pin of the game board is engaged with the bracket, and the hinge pin of the game board is restricted from moving to the front side of the frame. The method for manufacturing a pachinko gaming machine according to claim 1, wherein the game board is fixed to the frame. 3. The frame decoration member has a locking and fixing projection projecting from the other end in the left-right direction of the substrate, and is supported by the bracket at one end in the left-right direction to turn to the predetermined closed position. 3. The method for manufacturing a pachinko game machine according to claim 2, wherein the other end of the moved game board in the left-right direction is fixed to the frame via the locking fixing projection. 4. A game board provided with a hinge pin having a non-circular cross-sectional shape having a small diameter in a specific direction, and upper and lower brackets having hinge pin holding grooves having a groove width larger than the diameter of the hinge pin in a specific direction. In preparation, the upper and lower brackets are mounted on a frame body, and the hinge pin is moved from the front side of the frame body while substantially matching the specific direction of the hinge pin with the groove width direction of the hinge pin holding groove. After rotatably engaging the bracket, the game board is rotated to a predetermined closed position to restrain the hinge pin in the hinge pin holding groove, and the hinge pin is positioned with respect to the bracket. How to install the game board.