JP2001087515A - Door mounting structure for game machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a door mounting structure for game machine enabling even only one worker to easily perform the mounting work of a door without requiring design changes of door and frame part of the game machine. SOLUTION: A door 2 is mounted on a frame part 1 so as to be freely openable/ closable around a spindle 22 at two upper and lower portions. At the one mounting portion of the two upper and lower portions, a door side fitting and a frame side fitting are mounted on the door 2 and the frame part 1, respectively. By providing the spindle 22 and a bearing part on either one of the door side fitting and the frame side fitting and the other part, respectively, the spindle 22 is fitted into the bearing part when the door 2 is mounted and the door side fitting is supported on the frame side fitting. At the other mounting portion, a hinge mechanism 20 and a lock mechanism 40 are provided on the door 2 and the frame part 1, respectively. A hinge mechanism is constituted of a fixed fitting 21 fixed to the door 2 and a rotating fitting 23 which is rotatably connected with the fixed fitting 21 at one end via the spindle 22 and has hooked hook part 36a, 36b at the other end. The lock mechanism 40 is provided so that the mechanism 40 may be engaged to the hook parts 36a, 36b of the rotating fitting 23. When the door 2 is mounted, the hook parts 36a, 36b of the rotating fitting 23 are engaged and locked by the lock mechanism 40.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door mounting structure for freely opening and closing a door constituting a game surface of a gaming machine such as a front door of a slot machine and a front frame of a pachinko machine.

[0002]

2. Description of the Related Art Generally, in a slot machine, a front door having a display unit such as a reel display window and an operation unit is provided at a front opening of a housing for accommodating a reel device, a control box, etc., with its left edge hinged. It is attached to open and close freely. In a pachinko machine, a front frame provided with a game board, operation handles, and the like is similarly openably and closably mounted on a mounting frame formed by framing a plate material into a rectangular shape.

[0003] In such a game machine door mounting structure, a hinge mechanism which can easily remove the door for convenience of maintenance and inspection and assembly is employed. For example, in the case of a pachinko machine, as disclosed in Japanese Utility Model Publication No. 4-32144 and the like, frame-side brackets, each of which partially protrudes forward, are attached to upper and lower two places on one side of a mounting frame, and a front frame that is an opening / closing door. A door-side bracket partly protruding forward is attached to each of the upper and lower two places on one side, and the upper and lower two sets of the frame-side bracket and the door-side bracket are fitted to the support shafts and bearings (holes, etc.) provided on them. It is performed by combining.

[0004]

However, since the door of a game machine such as the front frame of a pachinko machine is very heavy, an operator lifts the door by himself, and aligns the support shaft and the bearing at two upper and lower positions. It was an extremely difficult task to perform the fitting.

To solve this problem, Japanese Unexamined Patent Publication No. Hei 8-38720 discloses that one of two upper and lower hinge portions of a door is fitted with a support shaft and a bearing portion in a conventional manner. The frame-side bracket and the door-side bracket are connected, and at the other hinge portion, a support shaft is provided at the upper end or lower end of the door so as to be able to protrude and retract in the vertical direction. After the support shaft is aligned with the bearing portion of the frame-side fitting, the support shaft is protruded from the inside of the door by the biasing force of the spring, and is fitted into the bearing portion. However, in this proposal, it is necessary to provide a support shaft at the upper end or lower end of the door so that it can protrude and retract in the vertical direction, or to provide a spring or the like inside the door. There is a problem such as the need to change the

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and it is an object of the present invention to easily install a door by one worker without changing the design of a door and a frame of a gaming machine. It is an object of the present invention to provide a gaming machine door mounting structure that can be performed.

[0007]

In order to solve the above-mentioned problems, the invention according to claim 1 is characterized in that a door constituting a game surface is provided at two positions above and below one side edge of the door with respect to a frame portion around a support shaft. As a door mounting structure of a gaming machine that is freely openable and closable, at one of the two upper and lower locations, a door side metal fitting is provided on the door,
Attaching the frame-side brackets to the frame portion, providing a support shaft on one of the door-side bracket and the frame-side bracket, and providing a bearing portion on the other, and fitting the support shaft into the bearing portion when the door is mounted. The door-side bracket is supported on the frame-side bracket. At the other attachment point, a hinge mechanism is provided on the door, and a lock mechanism is provided on the frame. The above hinge mechanism,
The lock mechanism is constituted by a fixing metal fixed to the door and a turning metal having one end rotatably connected to the fixing metal via a support shaft and having a hook-shaped hook portion at the other end. The hook is provided so as to be engageable with the hook of the turning fitting, and the locking mechanism is configured to engage and lock the hook of the turning fitting when the door is mounted.

In this configuration, when the door is mounted on the frame, first, when the door is lifted, the position of the support shaft and the bearing between the door-side metal fitting and the frame-side metal fitting at one of the mounting locations. While performing the alignment, the support shaft is fitted into the bearing so that the door-side metal fitting is supported on the frame-side metal fitting. At this time, since the position of the support shaft and the bearing portion is adjusted at only one position, the position can be easily adjusted by that amount. Next, in a state where the door-side bracket is supported on the frame-side bracket, that is, in a state where the door is supported at one point on the frame side, the other mounting is performed while moving the door toward the frame side around the support point. At this point, the door is connected to the frame via the hinge mechanism and the lock mechanism by engaging and locking the hook portion of the pivot metal of the hinge mechanism on the door side with the lock mechanism on the frame side, and It is supported to be openable and closable about the spindle. As described above, the mounting of the door is completed, and the mounting operation can be easily performed.

Moreover, the other mounting portion (hinge portion)
In this method, only the fixture of the lock mechanism is fixed to the door, and there is no need to change the design of the door. Also,
The lock mechanism is provided on the frame, but the location of the lock mechanism can be set in the lower space on the upper edge of the frame and in the upper space on the lower edge of the frame. No changes are required.

The invention according to claim 2 provides one specific form of the lock mechanism. That is, the lock mechanism includes a fixing member fixed to the frame portion and having a slide groove extending in the width direction of the frame portion, a slide member slidably provided along the slide groove of the fixing member, A spring for urging the metal fitting toward one end of the slide groove; and an engagement shaft attached to the slide metal fitting, wherein the hook part engages with the hook part of the rotating metal part of the hinge mechanism when the hinge part engages with the hook part. The slide fitting is slid to the other end side of the slide groove of the fixing fitting against the urging force of the spring in contact with the shaft, and the hook is engaged with the engaging shaft and locked. With this configuration, the lock mechanism can be made compact with relatively few members, and the hook portion of the turning fitting of the hinge mechanism can be reliably engaged and locked by the urging force of the spring, that is, the spring force.

According to a third aspect of the present invention, there is provided an embodiment in which the hinge mechanism is not separated by the support shaft even when the door is removed or attached, so that the door opening adjustment function can be easily exhibited. provide. That is, a protrusion is provided around a through hole through which a support shaft passes through one of the fixing bracket and the rotation metal fitting of the hinge mechanism, and the protrusion is provided around a through hole through which the support shaft also passes through the other. A plurality of fitting portions that can be fitted are provided at predetermined intervals in the circumferential direction of the through hole, and the opening of the door is selected in a stepwise manner by the fitting between the protrusion and the fitting portion when the door is opened and closed. The configuration is as follows.

According to a fourth aspect of the present invention, the fixing mechanism of the hinge mechanism has a portion constituting a part of a cover member for closing a gap between the door and the frame when the door is closed. I do. In this configuration, since the fixture itself of the hinge mechanism constitutes a part of the cover member that closes the gap between the door and the frame, the fixing bracket itself passes through the gap between the door and the frame at the location of the hinge mechanism, that is, the hinge portion. Fraud is prevented.

According to a fifth aspect of the present invention, there is provided a game machine door mounting structure capable of performing the same function as that of the first aspect of the invention while changing the position of the lock mechanism at the other mounting position. To provide. That is, at the other attachment point, a hinge mechanism is provided on the door, and a hook member is provided on the frame. The hinge mechanism includes a fixing member fixed to a door, and a turning member having one end rotatably connected to the fixing member via a support shaft, and the other end of the turning member includes A lock mechanism engageable with the hook member is provided, and the hook member is engaged and locked by the lock mechanism when the door is mounted.

[0014] Even in this configuration, when the door is mounted on the frame, the support shaft is fitted into the bearing at one of the mounting positions, and the door-side metal is supported on the frame-side metal. The door is connected to the frame via the hinge mechanism, the lock mechanism, and the hook member by engaging and locking the hook member on the frame side by a lock mechanism provided at the other end of the turning bracket of the side hinge mechanism; and Since the hinge mechanism is supported so as to be openable and closable about the support shaft, the door can be easily attached. In addition, there is no need to change the design of the door and the frame in accordance with the arrangement of the hinge mechanism and the like.

[0015]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows a slot machine A as a gaming machine provided with a door mounting structure according to an embodiment of the present invention. In this slot machine A, a front door 2 Hinge 3 or 4 at two places each
It is attached to open and close freely via.

The front door 2 has three reel display windows 6,
It has a display section such as 6, 6, an operation section such as a start lever 7 and three stop buttons 8, 8, 8, and a medal tray 9. Although not shown, the housing 1 accommodates a reel device for independently rotating three reels on which a plurality of symbols are drawn, a hopper device for paying out medals, and the like. When the reels are stopped, the symbols for three frames on each reel can be seen outside through the corresponding reel display window 6 of the front door 2.

As shown in detail in FIGS. 2 and 3, the lower hinge 4 is attached to a door-side fitting 11 attached to the lower surface of the lower edge 2a of the front door 2 and to a bottom plate 1a of the housing 1. And the frame-side fitting 12 provided. The door-side metal fitting 11 is a rectangular flat plate-shaped fixing portion 11a which is fixed to the front door 2 by screwing in contact with the lower surface of the lower edge portion 2a, and extends from one side of the fixing portion 11a toward the housing 1 and is fixed. A first tongue piece 11b formed in a step shape so as to be located below the part 11a, and a first tongue piece extending perpendicularly to the first tongue piece 11b from another side of the fixing part 11a. Fixed part 11a as well as part 11b
And a second tongue piece 11c formed in a step-like shape, and the second tongue piece 11c is formed with a bearing portion 13 formed of a hole penetrating in the vertical direction.

Further, the frame-side fitting 12 is fixed to the fixing portion 1 which is in contact with the upper surface of the bottom plate 1a of the housing 1 and is fixed by screws.
2a and the bottom plate 1a of the housing 1 from the front edge of the fixing portion 12a.
And a tongue portion 12b extending forward from a position lowered by the thickness of the tongue portion, and a tongue portion 12b is provided with a support shaft 14 protruding upward. When the front door 2 is mounted, the support shaft 14 is fitted into the bearing 13 of the door-side metal fitting 11 from below, and the tongue piece 12 of the frame-side metal fitting 12 is fitted.
b, the second tongue piece 11c of the door-side metal fitting 11 is supported, and the tongue piece 12 of the frame-side metal fitting 12 when the front door 2 is closed.
b, the first and second tongue pieces 11b, 11 of the door-side fitting 11
c is placed together.

On the other hand, as shown in detail in FIG. 4, the upper hinge 3 has a hinge mechanism 20 provided at a position near the upper edge 2b of the front door 2, and a front side of the upper plate 1b of the housing 1. And a lock mechanism 40 provided facing the opening. The hinge mechanism 20 includes a fixing member 21 fixed to the front door 2 and a turning member 23 having one end connected to the fixing member 21 via a pivot shaft 22 as a support shaft so as to be rotatable in a horizontal direction. Have.

As shown in FIG. 5, the fixing bracket 21 extends vertically along the side edge 2c of the front door 2 and has a U-shaped vertical section that opens toward the side edge 2c. 21
a and a horizontal portion 21b formed by bending the upper end of one side of the vertical portion 21a outward at a right angle. Vertical part 2
1a, the side portion on the same side as the horizontal portion 21b abuts against a member (not shown) on the front door 2 side, and is screwed through a screw hole 24 provided in this side portion to thereby fix the front door 2
And the vertical portion 21a is
Similarly, it is continuous with the upper end of a cover member 25 having a U-shaped cross section, which is fixed to a member (not shown) on the front door 2 side. Is closed together with the cover member 25. The horizontal portion 21b is provided with a through hole 26 through which the pivot shaft 22 penetrates, and two projections are formed around the through hole 26 and opposed to each other with the center of the through hole 26 interposed therebetween. A holding hole 28 for holding the small ball 27 in a partially projected state is provided.

A through hole 31 through which the pivot shaft 22 penetrates is provided at one end of the rotating metal fitting 23, and a small ball 27 can be fitted around the through hole 31 as a fitting portion. Are provided. A total of six fitting holes 32 are provided for one small ball 27, and three fitting holes 32, 32, 32 corresponding to one small ball 27 are provided with through holes 31. 4 around the circumference
It is provided at intervals of 5 degrees. When the fixing metal 21 and the turning metal 23 are connected to each other, the small balls 27 are inserted into the holding holes 28 of the horizontal portion 21b of the fixing metal 21 to be held, and the periphery of the through hole 26 on the horizontal portion 21b. (Specifically, a position closer to the through hole 26 than the small ball 27) is disposed a spacer 33, and one end of the rotating bracket 23 is superimposed on the horizontal portion 21 b of the fixing bracket 21 from above, and then the pivot shaft 22 is moved. It is inserted into the through hole 31 of the rotating metal fitting 23 and the through hole 26 of the horizontal part 21b of the fixing metal fitting 21 and is coupled in a retaining state by a retaining ring 34 or the like.

In the coupling structure of the above-mentioned fixing fitting 21 and the turning fitting 23, when the two are relatively turned around the pivot shaft 22, each small ball 27 on the fixing fitting 21 side becomes three of the turning fittings 23. When the front door 2 is opened and closed, the front door 2 is closed when the front door 2 is opened and closed. A half-open state of 45 degrees and a fully open state of 90 degrees are selected. Also, the fixing bracket 21
The horizontal portion 21b is provided with a stopper portion 35 which comes into contact with the side edge of the turning bracket 23 to restrict the turning when the front door 2 is fully opened.

The other end of the rotating bracket 23 is connected to the fixing bracket 2.
It bends at a substantially right angle and extends one step lower from one end, which is the connecting portion with the first, and has two left and right hook-shaped hook portions 36a, 36b formed at the other end.

As shown in FIGS. 6 to 10, the lock mechanism 40 has a fixing member 41 fixed to the lower surface of the upper plate 1 b of the housing 1, and can be slid laterally on the fixing member 41. , A coil spring 43 for urging the slide fitting 42 in one of the sliding directions, and two right and left engagement shafts 44, 44 attached to the slide fitting 42.

The fixing bracket 41 is composed of an upper horizontal portion 41a which is fixed in contact with the lower surface of the housing upper plate 1b, and a vertical portion 4 formed by bending the front edge of the upper horizontal portion 41 downward at a right angle.
1b and a lower horizontal portion 41c formed by bending a lower edge of the vertical portion 41b rearward at a right angle and extending opposite to the upper horizontal portion 41a at a predetermined distance. The upper horizontal portion 41a has substantially U-shaped notch grooves 46, 46 formed on both left and right side edges thereof, and a bolt 47 is embedded in the upper surface side of the housing upper plate 1b through each of the notch grooves 46. It is fixed to the housing upper plate 1b by screwing and fastening to the nut 48. The upper horizontal portion 41a and the lower horizontal portion 41
The left and right slide grooves 49, 49 each having a long hole extending in the lateral direction are provided in c, and the hooks 36a, 36b of the turning fitting 23 of the hinge mechanism 20 are introduced into the vertical portion 41b. A possible slit-shaped hook inlet 50 is provided.

The slide fitting 42 is provided with the fixing fitting 4.
An upper horizontal portion 42a slidably in contact with the lower surface (inner surface) of the upper horizontal portion 41a, a vertical portion 42b formed by bending a rear edge of the upper horizontal portion 42a downward at a right angle, and a lower portion of the vertical portion 42b. The upper edge (inner surface) of the lower horizontal portion 41c of the fixing bracket 41 with the edge bent forward at a right angle.
And a lower horizontal portion 42c that slidably abuts on the lower horizontal portion 42c. The engaging shafts 44 are attached to the slide fitting 42 so as to extend between the upper horizontal portion 42a and the lower horizontal portion 42c. The upper ends of the engaging shafts 44 pass through the upper horizontal portion 42a. The lower end of each engagement shaft 44 extends through the lower horizontal portion 42c into the slide groove 49 of the lower horizontal portion 41c of the fixing bracket 41. Therefore, the slide fittings 42 are arranged such that each engagement shaft 44 is fixed to the fixing fittings 41.
The slide groove 49 is horizontally slidably held along the slide groove 49 within a range in which the slide groove 49 can be moved.

In providing the coil spring 43, the upper horizontal portion 41a of the fixing member 41 and the slide member 4
The spring seats 51 and 52 are formed on the upper horizontal portion 42a of the coil spring 4 respectively.
3 is always mounted in a compressed state, and the coil spring 43
Is disposed between the upper horizontal portion 42a and the lower horizontal portion 42c of the slide fitting 42, and constantly urges the slide fitting 42 so that the engagement shaft 44 approaches the right end in the slide groove 49. ing. A push piece 53 for sliding the slide fitting 42 to the left end side of the slide groove 49 against the urging force of the coil spring 43, that is, the spring force, is provided on the slide fitting 42 so that the side edge of the vertical portion 42b of the slide fitting 42 is moved forward. It is formed by bending at a right angle.

Next, an operation procedure for mounting and removing the front door 2 of the slot machine A from the front opening of the housing 1 will be described with reference to FIG. When attaching the front door 2 to the housing 1, first, the front door 2 is lifted up to the position of the front opening of the housing 1, and then, at the lower hinge 4, as shown in FIGS. While aligning the bearing 13 of the side fitting 11 with the support shaft 14 of the frame-side fitting 12, the support shaft 14 is fitted into the bearing 13 and the door-side fitting 11 is placed on the tongue piece 12 b of the frame-side fitting 12. The second tongue piece 11c is supported. At this time, since the positioning between the bearing portion 13 and the support shaft 14 is performed only by the lower hinge 4 only, the positioning and the positioning are performed in comparison with the conventional method in which the positioning is performed simultaneously at two upper and lower hinge portions. The fitting operation can be easily performed.

Next, the state in which the second tongue piece 11c of the door-side metal fitting 11 is supported on the tongue piece 12b of the frame-side metal fitting 12, that is, the front door 2 is supported by the housing 1 with the lower hinge 4 is provided. In this state, while the upper part of the front door 2 is moved toward the housing 1 with the support shaft 14 of the hinge 4 as a center, the front door 2 is moved to the upper hinge 3 as shown in FIG. 4 and FIG. The hook portion 36a of the rotating fitting 23 in the hinge mechanism 20 on the side,
36b is the fixing bracket 4 in the lock mechanism 40 on the housing 1 side.
1 hook introduction port 50. Then, the tips of the hooks 36a and 36b are respectively connected to the corresponding engagement shafts 44.
The slide fitting 42 is slid once to the left along the slide groove 49 of the fixing fitting 41 against the urging force of the coil spring 43 so that the hook portions 36a and 36b
The slide fitting 42 is slid to the right along the slide groove 49 of the fixing fitting 41 by the urging force of the coil spring 43 when the hook 3
The engagement state between the engagement shafts 6a and 36b and the engagement shaft 44 is locked (the state shown in FIG. 11B).

At this time, the turning metal 23 of the hinge mechanism 20 on the front door 2 side is replaced with the small ball 27 held in the holding hole 28 of the horizontal portion 21b of the fixing metal 21 by the fitting hole 32 of the turning metal 23.
The hook part 3
As a reaction force of the insertion of the hooks 6a and 36b, the hooks 36a and 36b are not rotated even when a force for rotating the rotation fitting 23 on the horizontal portion 21b of the fixing fitting 21 acts around the pivot shaft 22. The insertion operation can be performed easily and reliably. Thus, the attachment of the front door 2 is completed, and the front door 2 is securely attached to the housing 1 via the upper and lower hinges 3, 4.

On the other hand, when the front door 2 is to be removed from the housing 1, the front door 2 is fully opened and then the upper hinge 3
At this time, as shown in FIG.
The locking mechanism 40 and the hinge mechanism 20 are separated by pushing the pushing piece 53 of the slide fitting 42 in the direction B and pulling the rotating fitting 23 on the front door 2 side in the direction C. continue,
When the front door 2 is lifted upward, the support shaft 14 of the frame-side metal fitting 12 comes off from the bearing 13 of the door-side metal fitting 11 at the lower hinge 4 and comes off.
Removal of is completed.

As described above, in the above embodiment, the attachment and detachment of the front door 2 can be performed easily and surely by one worker alone, and the workability can be improved.
Moreover, the lower hinge 4 has the same configuration as the conventional one, and the upper hinge 3 mounts the fixture 21 of the hinge mechanism 20 inside the side edge 2 c of the front door 2 and the lower surface of the upper plate 1 b of the housing 1. Since only the lock mechanism 40 is mounted, there is no need to change the design of both the housing 1 and the front door 2 when providing these hinges 3 and 4, and they are used as they are in the slot machine A of the conventional specification. be able to.

Further, in the hinge mechanism 20, the small ball 27 held by the holding hole 28 of the horizontal portion 21b of the fixing bracket 21 has three fitting holes 32 provided around the pivot shaft 22 of the rotating bracket 23. 32 by fitting
When the front door 2 is opened, the open state can be selected from either a half-open state of 45 degrees open or a fully open state of 90 degrees open, and the open state is set to a certain force (small ball 27 and each fitting hole). 32), which is very convenient when performing maintenance or inspection of the slot machine A during business hours.

Further, the vertical portion 21a of the fixing bracket 21
Is connected to the upper end of the cover member 25 attached to the front door 2 so as to close the gap between the front door 2 and the housing 1 with the cover member 25 in the closed state of the front door 2. Therefore, even at the position where the upper hinge 3 is arranged, it is possible to prevent impropriety from the gap between the front door 2 and the housing 1.

In addition, in the lock mechanism 40, the fixing metal 41 is provided with a slide groove 49 to provide a guide function, or the spring seat 51 of the coil spring 43 is provided, so that the number of parts can be reduced by using the same member. Since the number is reduced, the size can be reduced. Further, the hook portion 3 of the turning bracket 23 of the hinge mechanism 20 is actuated by the urging force of the coil spring 43.
6a, 36b can be reliably engaged and locked, so that the reliability of operation can be enhanced.

It should be noted that the present invention is not limited to the above embodiment, but encompasses various other forms.
For example, in the above embodiment, the turning fitting 2 of the hinge mechanism 20 is used.
3, two hooks 36a and 36b are provided, but the number of hooks is not limited to two and may be one. Also,
The upper horizontal portion 41a and the lower horizontal portion 41b of the fixing member 41 of the lock mechanism 40 are provided with the slide grooves 49 extending in the width direction (left-right direction), respectively. A slide groove may be provided in only one of the portions 41b.

In the above embodiment, the lower hinge 4
Is constituted by a door-side fitting 11 attached to the front door 2 and a frame-side fitting 12 attached to the housing 1, and a support shaft 14 provided on the frame-side fitting 12 when the front door 2 is attached. ,
The frame-side fitting 1 is fitted into the bearing 13 provided on the door-side fitting 11.
The upper hinge 3 is connected to a hinge mechanism 20 provided on the front door 2 while supporting the door-side fitting 11 on the front door 2.
A lock mechanism 40 provided in the housing 1,
In addition, when the front door 2 is mounted, the pivot fitting 2 of the hinge mechanism 20 is used.
Although the third hook portions 36a and 36b are engaged and locked by the lock mechanism 40, in the present invention, the upper hinge 3 and the lower hinge 4 may be completely reversed.

Further, in the above embodiment, the hinge mechanism 2
The hook-shaped hook portions 36a, 3
6b, the lock mechanism 40 engageable with the hooks 36a, 36b is provided on the upper plate 1b of the housing 1. However, in the present invention, particularly the invention according to claim 5, a hook-shaped tip is provided. The base end of the hook member having the hook portion is connected to the upper plate 1 of the housing 1.
b, a lock mechanism (having the same configuration as the lock mechanism 40 of the embodiment) that can be engaged with the hook portion of the hook member may be provided at the other end of the rotation fitting 23 of the hinge mechanism 20. The same operation and effect as those of the embodiment can be obtained.

Furthermore, in the above-described embodiment, the case where the front door 2 is attached to the front opening of the housing 1 at two upper and lower positions so as to be freely opened and closed via the hinges 3 and 4 in the slot machine A has been described. The invention relates to a pachinko machine,
The same can be applied to a case where a front frame provided with a game board, an operation handle, and the like can be freely opened and closed via hinges at two upper and lower locations with respect to a mounting frame formed by framing a plate material into a rectangular shape. Of course.

[0040]

As described above, according to the game machine door mounting structure of the present invention, when the door is mounted, the support shaft is aligned with the bearing by only one of the upper and lower hinge portions. The door-side metal fitting is supported on the frame-side metal fitting while the door is being moved toward the frame in this supported state, and the other hinge part is used to form a hook at the other end of the rotating metal fitting of the door-side hinge mechanism. The door can be mounted by one worker by engaging and locking by the lock mechanism on the side, or by engaging and locking the hook member on the side of the frame by the lock mechanism provided at the other end of the rotating bracket of the hinge mechanism on the door side. Thus, the mounting operation can be easily performed, and the mounting operation can be simplified. In addition, since it is not necessary to change the design of the door and the frame of the gaming machine, it is very advantageous in realizing the implementation.

In particular, according to the second aspect of the present invention, the locking mechanism can be made compact with relatively few members, and the hook portion of the turning fitting of the hinge mechanism can be securely engaged and locked by the spring force. Therefore, there is an effect that the reliability of operation can be improved.

According to the third aspect of the present invention, the degree of opening of the door is selected in a stepwise manner by fitting the projections provided around the support shafts on the fixing bracket and the rotating bracket of the hinge mechanism with the fitting portions. This is very convenient for maintenance and inspection during business.

Further, in the invention according to claim 4, since the fixing member of the hinge mechanism forms a part of the cover member that closes the gap between the door and the frame, the gap between the door and the frame at the hinge portion is formed. It also has the effect that fraudulent activities can be prevented.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a slot machine according to one embodiment of the present invention.

FIG. 2 is a perspective view showing a state before a front door is attached at a lower hinge portion of the slot machine.

FIG. 3 is a perspective view showing a state after the front door is attached.

FIG. 4 is a perspective view showing a state before mounting a front door at an upper hinge portion.

FIG. 5 is an exploded perspective view of a hinge mechanism.

FIG. 6 is an enlarged sectional view taken along line XX of FIG. 4;

FIG. 7 is a perspective view of a lock mechanism.

FIG. 8 is a plan view of the same.

FIG. 9 is a view as seen from the Y direction in FIG. 8;

FIG. 10 is a sectional view taken along line ZZ in FIG.

FIG. 11 is an operation explanatory view.

[Explanation of symbols]

 A Slot machine 1 Housing (frame) 2 Front door 3, 4 Hinge 11 Door side bracket 12 Frame side bracket 13 Bearing unit 14 Support shaft 20 Hinge mechanism 21 Fixture 22 Pivot shaft (support shaft) 23 Rotating bracket 25 Cover Member 26, 31 Through-hole 27 Small ball (projection) 32 Fitting hole (fitting) 36a, 36b Hook 40 Lock mechanism 41 Fixing bracket 42 Slide bracket 43 Coil spring 44 Engagement shaft 49 Slide groove

Continued on the front page (72) Inventor Tetsuya Nakao 19-6 Okura, Tsu-shi, Mie Pref. Nakao Seisakusho Co., Ltd. (72) Inventor Junpei Iwaki 19-6, Okura, Tsu-shi Mie Pref. (Reference) 2C088 DA01 EA26

Claims (5)

[Claims] 1. A gaming machine in which a door constituting a gaming surface is attached to a frame portion at two upper and lower sides of one side edge thereof so as to be openable and closable about a support shaft, and one of the two upper and lower locations is provided. In the above, the door-side bracket is attached to the door, and the frame-side bracket is attached to the frame portion, respectively, and a support shaft is provided on one of the door-side bracket and the frame-side bracket, and a bearing portion is provided on the other. When the door is mounted, the support shaft is fitted into the bearing to support the door-side metal fitting on the frame-side metal fitting. At the other mounting location, the door has a hinge mechanism and the frame has a locking mechanism. The hinge mechanism is provided with a fixing member fixed to the door, and a pivot having one end rotatably connected to the fixing bracket via a support shaft and having a hook-shaped hook portion at the other end. And a lock mechanism, wherein the lock mechanism is Click portions and are engageable so provided, the door mounting structure of the game machine, characterized in that is adapted to engage the locking hook portion of the pivot bracket by the lock mechanism when mounting the door. 2. The fixing device according to claim 1, wherein the locking mechanism is fixed to the frame and has a slide groove extending in a width direction of the frame.
A slide fitting slidably provided along the slide groove of the fixing fitting, a spring for urging the slide fitting toward one end of the slide groove, and an engagement shaft attached to the slide fitting, When the hinge mechanism engages with the hook of the rotating fitting, the hook contacts the engaging shaft and slides the slide fitting toward the other end of the slide groove of the fixing fitting against the urging force of the spring; 2. The door mounting structure for a game machine according to claim 1, wherein the hook portion is configured to be engaged with the engagement shaft and locked. 3. A projection is provided around a through hole through which the support shaft passes through one of the fixing bracket and the rotation metal fitting of the hinge mechanism, and the other is around a through hole through which the support shaft also passes. A plurality of fitting portions into which the protrusions can be fitted are provided at predetermined intervals in a circumferential direction of the through hole, and when the doors are opened and closed, the protrusions and the fitting portions are fitted to open the door. 3. The game machine door mounting structure according to claim 1, wherein the degree is selected stepwise. 4. The fixing member of the hinge mechanism has a portion constituting a part of a cover member that closes a gap between the door and the frame when the door is closed. A door mounting structure for a gaming machine according to one aspect. 5. A gaming machine in which a door constituting a gaming surface is attached to a frame portion at two upper and lower positions on one side edge thereof so as to be openable and closable about a support shaft, and one of the two upper and lower positions is provided. In the above, the door-side bracket is attached to the door, and the frame-side bracket is attached to the frame portion, respectively, and a support shaft is provided on one of the door-side bracket and the frame-side bracket, and a bearing portion is provided on the other. When the door is mounted, the support shaft is fitted into the bearing to support the door-side metal fitting on the frame-side metal fitting. Each is provided, the hinge mechanism includes a fixing bracket fixed to the door, and a rotating bracket one end of which is rotatably connected to the fixing bracket via a support shaft,
A lock mechanism engageable with the hook member is provided at the other end of the turning bracket, and the hook member is engaged and locked by the lock mechanism when the door is mounted. Gaming machine door mounting structure.