JPH11146956A - Game panel fixing device in pachinko machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a game panel fixing device in a Pachinko (Japanese pin ball game) machine in which the number of parts is reduced to reduce cost, workability is easy, and strong tightening force can be maintained. SOLUTION: A lock hole 43 is opened in a back surface of a game panel installation frame 3 provided on a back surface of a front surface frame 2, a game panel fixing and tightening member 9 is installed on a mechanism plate 8 to be installed on a back surface of a game panel 4 to correspond to the lock hole 43, and the game panel fixing and tightening member 9 has oblong guide holes 17, 17 in right and left side walls. The fixing device comprises a frame member having an opening 16 in a bottom part 15, a lever member 12 pivotally supported by a shaft 27 in the frame member to be freely rotatable, and a link member 13 having a lock member 24 faced from the opening 16 at a tip, and one end of the link member 13 is pivotally supported on the lever member 12, guide pins 25, 25 protruded at the other end are movably inserted to the oblong holes 17, 17, and the lock member 24 is engaged with the lock hole 43 by rotation of the lever member 12.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a game board fixing device for a pachinko machine.

[0002]

2. Description of the Related Art Conventionally, a game board fixing device is fixed by a game board fixing fastener 100 as shown in FIG. The conventional fastener 100 includes left and right side walls 101 and 10.
1 has a slot 102 for guiding, and an opening 1
04, a lever 106 rotatably supported by the frame 105, a base end pivotally attached to the lever 106, and an engaging portion 107 at the distal end. A fixture 11 which is formed of an engaging member 109 which is movably supported by inserting the protruding projection 108 through the elongated hole 102 and which protrudes from the rear surface of a game board mounting frame 111 provided on a front frame 110.
The engaging portion 10 of the engaging member 109 is
7 and the lever 106 is rotated to fix the fixture 1.
12 is drawn.

[0003]

In the fixing device of the conventional pachinko machine, the fixing tool projects from the rear surface of the game board mounting frame, so that the fixing device may be erroneously mounted when the front frame is assembled or transported. There were problems such as bending and catching hands and getting injured.

In addition, since the fixtures are separately mounted on the game board mounting frame, there is a problem that positioning and mounting are troublesome, workability is low, and costs are high.

The present invention has been made in view of the above-mentioned conventional problems, and has as its object to reduce costs by reducing the number of parts, and to make the rear surface of the game board mounting frame clear, thereby improving workability. Another object of the present invention is to provide a game board fixing device for a pachinko machine which can maintain a simple and strong fastening force.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above-mentioned object, an apparatus for fixing a game board in a pachinko machine according to the present invention is provided with a locking hole in a rear face of a game board mounting frame provided on a back surface of a front frame. At the same time, a fastener for fixing the game board is attached to a mechanism plate mounted on the back of the game board corresponding to the locking hole, and the fastener for fixing the game board has long guides on the left and right side walls. A frame member having a hole, an opening at the bottom, a lever member rotatably supported by a shaft inside the frame member, and a link member having a locking piece facing the opening at the tip end, the link member comprising: One end of the member is pivotally supported by the lever member, and a guide pin projecting from the other end is movably inserted into the elongated hole, and the locking piece is engaged with the locking hole by the rotation of the lever member. I made it.

In addition, a locking hole is formed on the rear surface of the game board mounting frame provided on the back surface of the front frame, and the game board is fixed to a mechanism plate mounted on the back surface of the game board corresponding to the locking hole. The game board fixing fastener has a slot for guiding on left and right side walls, a frame member having an open bottom, and a pivotally rotatable pivot inside the frame member. A lever member that is supported and has a locking piece facing from the opening, and a link member, and a guide pin that pivotally supports one end of the link member to the lever member and protrudes from the other end is provided in the elongated hole. It is movably inserted, and the locking piece is engaged with the locking hole by the rotation of the lever member.

It is preferable that a guide piece abutting on the other end of the opening of the locking hole with which the locking piece is engaged is provided on the lever member or the link member.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a rear view of a pachinko machine to which the present invention is applied, FIG. 2 is a perspective view of a main part showing a fixed state of a game board, FIG. 3 is an exploded perspective view illustrating a related configuration of the present invention, and FIG. It is a disassembled perspective view of the fastening tool for board fixing. In the drawing, reference numeral 1 denotes a side frame of a pachinko machine, and 2 denotes a front frame which is attached to the front of the side frame 1 so as to be freely opened and closed. A game board 4 is removably mounted on a back surface of the front frame 2 via a game board mounting frame 3 integrally formed of synthetic resin. On the back surface of the game board 4, a prize ball collecting section 5, a ball tank 6, a mechanical plate 8 made of synthetic resin to which back parts such as a pachinko ball dispensing device 7 are attached is mounted to be openable and closable. At the upper and lower sides of the side edge located on the open side of the mechanism plate 8, mounting portions 10, 10 for mounting the game board fixing fastener 9 are formed so as to protrude.

As shown in FIG. 4, the game board fixing fastener 9 is composed of a frame member 11, a lever member 12, and a link member 13 made of synthetic resin. The frame member 11 is formed in a frame by upper, lower, left and right side walls 14 a to 14 d, and the bottom 15 has an opening 16. Also,
Slotted guide holes 17, 17 are provided in the left and right side walls 14c, 14d.
Are provided in parallel with the bottom portion 15, and the elongated holes 17, 1 are provided.
7 has a guide pin 25 of a link member 13 to be described later.
Are formed therein.

The lever member 12 has a fan-shaped rib wall 19 on the lower surface, and a link pin 20 on both sides of the rib wall 19.
20 are protruded integrally. A fitting recess 21 having a C-shaped cross section and having an open upper surface is formed at the upper end of the lever member 12.

The link member 13 is formed in a flat U-shape by projecting arm pieces 23, 23 from both sides of the cylindrical portion 22, and a hook-shaped locking piece 24 facing the opening 16 is formed by an arm piece 23.
It is provided so as to be orthogonal to. Further, guide pins 25, 25 protruding from both ends of the cylindrical portion 22 are connected to
7 and 17, and the circular holes 26, 26 provided at the upper ends of the arm pieces 23, 23 are fitted to the link pins 20, 20 of the lever member 12, respectively.
2 is pivotally connected. Then, the lever member 12 is rotatably supported by the frame member 11 by fitting the fitting recess 21 to a shaft 27 formed integrally with the frame member 11 from the lower side.

The frame 11 of the fastener 9 for fixing the game board is provided integrally with a locking piece 29 having an opening groove 28 at the lower end of the lower side wall 14b. A flange piece 30 is formed at the upper end of the upper side wall 14a of the frame member 11 so as to protrude upward.
A bag-shaped fitting portion 31 having a bottom and an inner surface opened at a zero portion
Are formed. It is preferable that the locking piece 29 is formed in a shape that is gradually curved in an arc shape. This is to ensure that the mechanism plate 8 can be smoothly inserted into the insertion gap 34b formed in the mounting portion 10 described later.

On the other hand, the mounting portions 10 of the mechanism plate 8 are formed with openings 32 from which the tips of the locking pieces 24 of the link members 13 project as shown in FIG. Also, the mounting parts 10, 1
The support pieces 33a, 33b are provided at upper and lower positions in opposition to each other.
The insertion gaps 34a and 34b are respectively formed between the first and second upper surfaces. A cylindrical projection 35 is provided on one of the support pieces 33b so as to be positioned within the insertion gap 34b.
The insertion gaps 34a and 34b are formed to have the same thickness as the locking pieces 29 and the flange pieces 30 of the frame member 11.

Further, the mounting portions 10, 10 are frame members 11 of the fastener 9 for fixing the game board, and a frame piece 36 abutting on the right side wall 14d located inside the frame member 11, and a frame member 11 are formed. An engagement protrusion 37 is provided to abut on the left side wall 14c located outside the frame member 11 in a state of abutting on the frame member. The upper surface of the engagement protrusion 37 is formed as a tapered surface that extends inward from the end of the mounting portion 10. A notch 38 through which the engagement protrusion 37 can pass is formed at the lower edge of the right side wall 14d of the frame member 11.

Attachment of the game board fixing fastener 9 in the pachinko machine having the above-described structure is performed by first setting the link member 1
3 is inserted into the insertion holes 18, 18 communicating with the elongated holes 17, 17, whereby the lever member 1 is inserted.
5 is held at the release position. First, as shown by the chain line in FIG. 5, the locking piece 29 of the fastener 9 for fixing the game board is inserted into the insertion gap 34b of the mounting portion 10 formed on the mechanism plate 8. The opening groove 28 is fitted into the cylindrical projection 35. As a result, the game board fixing fastener 9 becomes rotatable about the cylindrical projection 35 as a fulcrum.

Next, the game board fixing fastener 9 is rotated clockwise from the chain line in FIG. 5 so that the upper end of the flange piece 30 is pushed into the insertion gap 34a.
The lower edge of the left side wall 14c gets over the engagement protrusion 37 while contacting the tapered surface of the engagement protrusion 37, and the side surfaces of the left and right side walls 14c, 14d engage with the frame piece 36 as shown by the solid lines in FIGS. It comes into close contact with the projection 37. Thereby, the lateral displacement of the game board fixing fastener 9 is suppressed by the frame pieces 36 and the engagement projections 37, and the support pieces 33a, 3
The vertical play is also suppressed by 3b, and the game board fixing fastener 9 is firmly fixed to the mechanism plate 8.

The mounting portion 10 of the mechanism plate 8 has a cylindrical projection 4 fitted to the bag-shaped fitting portion 31 of the game board fixing fastener 9.
0 is protruding. The fitting portion 31 and the cylindrical projection 40
For example, when the upper support piece 33a is broken,
To tighten the screw from the screw insertion hole 41 of the fitting portion 31 to the screw hole 42 of the cylindrical projection 40 so that the game board fixing fastener 9 can be continuously used without being replaced without replacement. belongs to.

On the other hand, a game board mounting frame 3 formed in a hollow shape
On the rear surface 3a, a locking hole 43 with which the locking piece 24 is engaged is formed at a position opposed to the game board fixing fastener 9.
In the present embodiment, the game board mounting frame 3 is formed integrally with the front frame 2, but may be formed separately.

In the game board fixing device having the above-described structure, the lever member 12 of the game board fixing fastener 9 is rotated to the tightening release position shown by the chain line in FIG. The mechanism plate 8 is brought into close contact with the back surface of the game board 4 with the 24 moved to an upper position where it does not protrude from the opening 16.

When the lever member 12 is rotated from this state to the tightening position shown by the solid line in FIG.
3 rotates around the link pins 20, 20 while moving the slots 17, 17 via the guide pins 25, 25, and the locking pieces 24 engage with the locking holes 43 with this rotation. As a result, the game board mounting frame 3 is attracted, and at the same time, the mechanism plate 8 is strongly pressed against the back surface of the game board 4, whereby the game board 4 can be strongly fixed to the game board mounting frame 3. Further, by providing a locking ridge 44 and a locking ridge 45 on the front surface of the opening end of the locking hole 43 and on the tip of the locking piece 24, respectively, it is possible to further securely fix. Reference numeral 46 denotes a rotation restricting piece that restricts the rotation of the lever member 12.

Next, another embodiment of the present invention will be described with reference to FIGS. The same components as those in the above-described embodiment are denoted by the same reference numerals. As shown in FIG. 7, the game board fixing fastener 9A is composed of three members: a frame member 11A, a lever member 12A, and a link member 13A. Frame member 11
A has the same shape as the previous embodiment.

The lever member 12A has substantially the same shape as that of the previous embodiment.
A hook-shaped locking piece 48 is provided.

The link member 13A is formed in a flat U-shape having arm pieces 23, 23 on both sides of the cylindrical portion 22.

When the mechanism plate 8 is brought into close contact with the back surface of the game board 4 and the lever member 12A is rotated from the chain line in FIG. 8 to the tightening position shown by the solid line, the link member 13A is moved via the guide pins 25, 25. While moving the long holes 17, 17, they rotate about the link pins 20, 20, and with this rotation, the locking pieces 48 engage with the locking holes 43, and the game board 4
Is securely fixed.

Further, as shown in FIG.
On the lower surface of the locking piece 48 of A, a rib-like guide 49 is provided integrally to reinforce the locking piece 48 and support the lower end of the locking hole 43. This reliably prevents the lever member 12A from inadvertently rotating in the fastening release direction due to the weight of the mechanism plate.

Further, as shown in FIG.
By providing the guide pieces 50, 50 in A, the same effect as that of the guide portion 49 can be obtained.

Further, as shown in FIG. 11, by providing a hook-shaped locking piece 51 instead of the guide piece 50, the fixing can be made more secure and more stable.

[0029]

As described above, the apparatus for fixing a game board in a pachinko machine according to the present invention has a locking hole provided on a rear surface of a game board mounting frame and a locking piece provided on a fastener for fixing the game board. Because of this, the machining is easy, the rear surface of the game board mounting frame is made clean, the number of parts is reduced, the cost is reduced, and the fixture is not inadvertently damaged or injured as in the prior art. In addition, the workability is simple and an excellent effect of maintaining a strong tightening force is exhibited.

[Brief description of the drawings]

FIG. 1 is a rear view of a pachinko machine to which the present invention is applied.

FIG. 2 is a perspective view of a main part showing a fixed state of the game board.

FIG. 3 is an exploded perspective view illustrating a related configuration of the present invention.

FIG. 4 is an exploded perspective view of the game board fixing fastener.

FIG. 5 is a front view showing an attached state of the game board fixing fastener.

FIG. 6 is a side sectional view showing an attached state of the game board fixing fastener.

FIG. 7 is an exploded perspective view of a game board fixing fastener according to another embodiment.

FIG. 8 is a side sectional view showing an attached state of the game board fixing fastener of FIG. 6;

FIG. 9 is a side cross-sectional view showing an attached state of a game board fixing fastener according to another embodiment.

FIG. 10 is a side sectional view showing an attached state of a game board fixing fastener according to another embodiment.

FIG. 11 is a side cross-sectional view showing an attached state of a game board fixing fastener according to another embodiment.

FIG. 12 is an explanatory diagram of a conventional technique.

[Explanation of symbols]

 2 Front frame 3 Game board mounting frame 4 Game board 8 Mechanism plate 9, 9A Game board fixing fastener 11, 11A Frame member 12, 12A Lever member 13, 13A Link member 14a to 14d Side wall 16 Opening 17 Long hole 20 Linkage Pin 24 Locking piece 25 Guide pin 27 Shaft 43 Locking hole 48 Locking piece

Claims (2)

[Claims] 1. A game board mounting frame provided on a back surface of a front frame, a locking hole is formed on a rear surface of the game board mounting frame, and a game board is fixed to a mechanism plate mounted on the back of the game board corresponding to the locking hole. The game board fixing fastener has a slot for guiding on left and right side walls, a frame member having an open bottom, and a pivotally rotatable pivot inside the frame member. The link member has a lever member to support and a link member having a locking piece facing the opening at the tip, and one end of the link member is pivotally supported by the lever member, and a guide pin projecting from the other end is provided in the elongated hole. A game board fixing device in a pachinko machine, wherein the locking piece is engaged with the locking hole by being movably inserted and rotating a lever member. 2. A game board mounting frame provided on the back side of the front frame is provided with a locking hole on a rear surface thereof, and a game board fixed to a mechanism plate mounted on the back of the game board corresponding to the locking hole. The game board fixing fastener has a slot for guiding on left and right side walls, a frame member having an open bottom, and a pivotally rotatable pivot inside the frame member. A lever member that is supported and has a locking piece facing from the opening, and a link member, and a guide pin that pivotally supports one end of the link member to the lever member and protrudes from the other end is provided in the elongated hole. A game board fixing device in a pachinko machine, wherein the locking piece is engaged with the locking hole by being movably inserted and rotating a lever member.