JPH10127901A - Locking device for pachinko machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simplify and miniaturize a structure by incorporating a lock device for glass frame in a locking device for front frame. SOLUTION: A connecting rod is arranged slidably inside a base frame body 1 composed of an attachment board and a supporting board 3, hook members 4 and 5 are connected to the connecting pole and supported inclinably at the upper and lower parts of the supporting board 3, a cylinder lock 7 is fixed at the intermediate part of the attachment board so as to insert its locking rod inside from a hole provided on the attachment board, a cam board engaged with the connecting rod is fixed at the top end of base frame body, and the attachment board of base frame body is longitudinally attached to the front frame of pachinko machine. A glass frame locking rod 10 having hook parts 12 and 13 up and down is arranged slidably while protruding the hook parts 4 and 5 from the attachment board to the front side along the supporting board 3, the engage hole for engaging the cam board is provided at one part of glass frame locking rod, and a glass frame is locked by locking the hook parts 12 and 13 of glass frame locking rod with lock elements provided at one part of glass frame.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a locking device for a pachinko machine for locking a front frame of a pachinko machine to a main body frame and for locking a glass frame openably and closably mounted in the front frame to the front frame. About.

[0002]

2. Description of the Related Art As a locking device for locking a front frame of a pachinko machine with respect to a main body frame, a connecting rod is slidably disposed inside a base frame body having an L-shaped cross section mounting plate and a support plate. The hook members are connected to the connecting rods at the upper and lower portions of the support plate and pivotally supported so as to be tiltable, so that the cylinder lock is inserted into the middle portion of the mounting plate inward from the hole provided in the mounting plate. Fixed,
A locking device in which a cam plate engaged with a connecting rod is fixed to the tip of a lock shaft is generally used (for example, Japanese Utility Model Publication No. Sho.
No. 7-8867).

[0003]

On the other hand, a glass frame is mounted in the front frame of the pachinko machine so as to be openable and closable. This type of locking device includes a locking device for a glass frame for locking the glass frame. Is provided, an operating rod with an operating piece for simply unlocking the glass frame locking device is provided in the base frame of the locking device, and the operating rod is slid by rotating the cam plate by the cylinder lock. Only a mechanism is provided.

For this reason, it is necessary to separately mount the glass frame locking device inside the front frame. In this case, a lot of man-hours are required for the mounting work, and the operating piece on the locking device side is connected to the glass frame locking device side. It is necessary to adjust the position so as to match with the receiving device, and there is a problem that the adjusting work at the time of mounting requires a lot of man-hours.

Accordingly, the present inventor has disclosed in Japanese Patent Laid-Open No. 7-2043.
No. 37 proposes a locking device for a pachinko machine in which a locking device for a front frame and a locking device for a glass frame are incorporated in one base frame.

In this locking device, a hook member for locking a glass frame is pivotally supported on the upper and lower portions outside the support plate so as to be tiltable, and both hook members are connected by a connecting rod for locking the glass frame. A part of the rod is extended to a position where it can be engaged with the cam plate inside the support plate, and the connecting rod for locking the glass frame is slid by rotating the cam plate to the opposite side by the cylinder lock. Thus, the hook member for the glass frame is tilted to unlock the glass frame. For this reason, the structure becomes complicated,
There has been a problem that the number of parts increases and the size of the base frame increases.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and has a locking device for a front frame, in which a locking device for a glass frame is incorporated, and a locking device for a pachinko machine which has a simple structure and can be downsized. It is intended to provide a device.

[0008]

In order to achieve the above object, a locking device according to the present invention comprises a connecting rod slidably disposed inside a base frame comprising a mounting plate and a supporting plate. A hook member is connected to the connecting rod at the upper and lower portions of the plate and pivotally supported so as to be tiltable, and a cylinder lock is fixed to an intermediate portion of the mounting plate so that the lock shaft is inserted inward from a hole provided in the mounting plate. A cam plate that engages with the connecting rod is fixed to the tip of the lock shaft, the mounting plate of the base frame is vertically mounted on the front frame of the pachinko machine, and the hook member is engaged with the receiving bracket mounted on the body frame side. In a locking device of a pachinko machine that locks a front frame by being stopped, a glass frame locking rod having hooks at upper and lower sides can slide along a support plate with the hooks protruding forward from a mounting plate. An engagement hole is provided in a part of the glass frame locking rod so that the cam plate can be engaged. The hook of the glass frame locking rod is locked to the locking piece provided on the part, the glass frame is locked, and the cylinder lock is turned in the opposite direction to the unlocking of the front frame to rotate the cam plate in the same direction. A glass frame locking lever is slid to unlock the glass frame, and a release lever with a spring is provided on the front side of the mounting plate to push and open the glass frame when unlocked. A locking piece for locking the hook of the front panel locking rod of the front panel that is openably and closably mounted in the frame is provided to protrude laterally from the support plate.

[0009]

In the locking device having such a configuration, when the front frame is closed with respect to the main body frame, the upper and lower hook members of the locking device are locked while tilting downward against the metal fittings on the main body frame side. It becomes locked.

When the lock is unlocked, the cylinder lock is turned by the key, and when the cam plate is rotated, the engaging portion of the cam plate engages with the connecting rod and slides it. To tilt. Due to the tilting of the hook member, the engagement of the main body frame with the receiving fitting is released, and the front frame becomes openable.

On the other hand, when the glass frame in the front frame is closed with respect to the front frame, the locking pieces in the glass frame hit the hooks of the glass frame locking rod protruding from the mounting plate of the base frame, and slide it. At this time, the locking pieces are locked to the hooks, and the glass frame is locked.

When unlocking the glass frame, the key of the cylinder lock is turned in the opposite direction to rotate the cam plate in the same direction.
At this time, the engaging portion of the cam plate engages with the engaging hole of the glass frame locking rod and slides it. By the sliding of the glass frame locking rod, the locking piece of the glass frame is disengaged from the hook, and the glass frame is unlocked and automatically opened forward by the urging of the release lever.

As described above, since the glass frame locking rod constituting the glass frame locking device is attached to the base frame, it is not necessary to separately attach the glass frame locking device, and the mounting operation can be performed easily. No adjustment work with the locking device for the glass frame is required. Also, only one glass frame locking rod needs to be slidably disposed along the support plate of the base frame,
The size can be reduced compared to the conventional one, and the number of parts can be reduced. Further, the glass frame can be automatically opened at the time of unlocking by the urging force of the opening lever.

Further, since a locking piece for locking the hook of the front panel locking rod for locking the front panel is provided to protrude laterally from the support plate, the front panel provided below the glass frame is provided. Is closed to the metal frame, the hook of the front panel locking rod is locked by the locking piece, and the front panel is locked,
There is no need to attach locking pieces to a metal frame or the like.

[0015] Further, if a projection for preventing unauthorized unlocking is protruded from the support plate on the side of the upper and lower hooks of the glass frame locking rod, a wire or the like is inserted through a gap in the glass frame to allow unauthorized access. Even if it is attempted to unlock the lock, the hook of the glass frame locking device does not open, and the unauthorized unlocking can be prevented.

[0016]

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

FIG. 1 is a front view of the locking device, FIG. 2 is a left side view thereof, FIG. 3 is a right side view thereof, and FIG. 4 is a rear view thereof. Reference numeral 1 denotes a vertically long base frame formed by bending the mounting plate 2 and the support plate 3 at a substantially right angle and integrally forming the base plate 1, and pivotally supporting portions are formed on the upper and lower portions of the support plate 3 of the base frame 1. The mounting plate 2 has a plurality of mounting holes. Extending portions 1a and 1b are provided above the upper pivot portion and below the lower pivot portion so as to extend the base frame up and down. When the base frame 1 is fixed to a plastic front frame, The extension portions 1a and 1b improve the reinforcing effect of the front frame.

The upper and lower pivots are formed so as to protrude rearward from the support plate 3, and hook members 4, 5 are pivotally supported on the pivots by pivot pins 4a, 5a so as to be tiltable upward. Each of the hook members 4 and 5 has a triangular head, and has an engaging recess at an intermediate portion thereof. As shown in FIG. 3, a connecting rod 6 is slidably provided along the support plate 3 inside the base frame 1, and an upper end of the connecting rod 6 is connected to a distal end of the hook member 4 by a connecting pin 4 b. The lower end is similarly connected to the end of the lower hook member 5 by a connecting pin 5b.

At a substantially intermediate portion (bent portion) of the connecting rod 6,
An engagement hole 6a with which a first engagement portion 8a of a cam plate 8 described later engages.
Is formed. The engaging hole 6a is also provided with a portion that allows the second engaging portion 8b of the cam plate to enter. The connecting rod 6
The guide pin 16 is passed through the long hole provided there, and the support plate 3
, Is slidably supported and guided by a guide portion 3 a provided on the support plate 3.
The hook members 4, 5 and the connecting rod 6 for moving the same constitute a locking mechanism for the front frame of the pachinko machine.

The cylinder lock 7 is fixed to the widened portion substantially at the center of the mounting plate 2 by screws or caulking so that the lock shaft is inserted from the hole into the inside of the base frame 1. A cam plate 8 having a first engaging portion 8a and a second engaging portion 8b is fixed to the lock shaft of the cylinder lock 7. When the cam plate 8 is rotated in the counterclockwise direction in FIG. 4, the first engaging portion 8a of the cam plate engages with the engaging hole 6a of the connecting rod 6, and slides the connecting rod 6 upward. The members 4 and 5 are tilted. A coil spring 9 is hung between the connecting rod 6 and the mounting plate 2, and the connecting rod 6 is urged downward by the coil spring 9.

Further, a glass frame locking rod 10 is slidably disposed in a gap between the connecting rod 6 and the support plate 3. As shown in FIG. 5, the glass frame locking rod 10 has hook portions 12 and 13 formed on the upper and lower portions of the band-shaped metal toward the front, and a cam plate at a bent portion corresponding to the widened portion of the mounting plate 2. 8 second engagement portion 8
It is formed by providing an engagement hole 14 that can be engaged with b. The upper and lower hook portions 12 and 13 can be locked by locking pieces provided on the glass frame described later, and an operation portion 15 for manual operation protrudes from a part of the glass frame locking rod 10.

A long hole is provided in the upper part of the glass frame locking rod 10, and a guide pin 11 is inserted through the long hole and fixed to the support plate 3, so that the guide is slidable up and down. On the front side of the base frame 1, a protruding portion 3b is provided so as to protrude a part of the support plate 3 toward the front side.
An opening lever 18 for pushing out the glass frame in the opening direction and unlocking it when unlocking is pivotally supported by the pin 18a.
A coil spring 19 is mounted between the opening lever 18 and the glass frame locking rod 10. The coil spring 19 has two functions of urging the release lever 18 forward and urging the glass frame locking rod 10 upward (locking side).

In the mounting plate 2 of the base frame 1, slit holes 2a and 2b for inserting the hook portions 12 of the glass frame locking rod 10 are provided.
5, are formed along the upper and lower corners of the middle portion, and the hook portions 12 are formed through the slit holes 2a and 2b.
The glass frame locking rod 10 is disposed inside the base frame 1 so as to protrude 13 forward, and is guided slidably up and down by guide pins 11 and 16. Also, adjacent to the upper and lower hooks 12 and 13 of the glass frame locking rod, protrusions 3c and 3d for preventing unauthorized unlocking are formed by projecting a part of the support plate 3 to the front side. Has been established.

Further, a part of the mounting plate 2 is projected to the side slightly above the hook member 5 near the lower part of the base frame 1,
A locking piece 17 for a front panel locking device, which will be described later, protrudes.

As shown in FIG. 8, the locking device constructed as described above exposes the front end of the cylinder lock 7 inside the front frame 21 made of, for example, a synthetic resin in a pachinko machine, and 5 with the mounting plate 2 facing the body frame side.
Can be mounted vertically using On the other hand, as shown in FIGS. 6 and 7, receiving brackets 24 and 25 are fixed to upper and lower positions corresponding to the hook members 4 and 5 inside the main body frame 20. Further, the glass frame 22 is attached to the opening of the front frame 21 so that the hinge can be opened and closed, and the free end of the glass frame 22 can be engaged with the hooks 12 and 13 of the glass frame locking rod 10. 26,
27 are provided.

As shown in FIG. 8, a front panel 28 is attached to the lower part of the front frame 21 in the metal frame, that is, the lower side of the glass frame 22, via a hinge so as to be freely opened and closed. On the free end side of the front panel 28, a front panel locking rod 29 is disposed so as to be slidable up and down by a pin and a long hole, and a hook portion 30 protrudes from an intermediate portion of the front panel locking rod 29. The front panel locking rod 29
A coil spring 31 is attached so as to urge in the locking direction, and the hook portion 30 of the front panel locking rod 29 can be locked to the locking piece 17 against the urging force of the coil spring 31.

In this locking device, when the front frame 21 of the pachinko machine is closed with respect to the main body frame 20, as shown in FIG. 25, the coil spring 9
Is returned and locked by the urging force of, and becomes a locked state.

When the lock is unlocked, the cylinder lock 7 is turned by the key and the cam plate 8 is rotated counterclockwise in FIG. 1 so that the first engagement portion 8a of the cam plate 8 Hole 6
a and slide it upwards, and the upper and lower hook members 4,
5 is tilted downward. Due to the tilting of the hook members 4 and 5, the engagement of the main frame with the receiving metal fittings 24 and 25 is released, and the front frame 21 can be opened.

On the other hand, when the glass frame 22 in the front frame 21 is closed with respect to the front frame 21, as shown in FIG.
The locking pieces 26 and 27 in 2 are the hooks 1 of the glass frame locking rod 10.
2 and 13 are closed while sliding downward, and the glass frame locking rod 10 is closed by the urging force of the coil spring 19.
Returns upward. As a result, the locking pieces 2 are attached to the hooks 12 and 13.
6 and 27 are locked, and the glass frame 22 is in a locked state.

When unlocking the glass frame 22, turning the key of the cylinder lock 7 in the opposite direction and rotating the cam plate 8 clockwise in FIG. 1 causes the second engagement portion 8b of the cam plate 8 to rotate. The engaging holes 14 of the glass frame locking rod 10 are engaged and slid downward, and the upper and lower hooks 12 and 13 are slid downward. By this operation, the locking pieces 26 and 27 of the glass frame 22 and the hook 1
The engagement with 2, 13 is released. At this time, the release lever 18
The glass frame 22 is biased by the urging force of the coil spring 19 of
It is pushed out to the front side and opened automatically.

When opening the front panel 28 with the upper plate or the like attached to the front, with the glass frame 22 opened, put a hand inside through the opening and pull up the front panel locking rod 29. As a result, the front panel locking rod 29 is raised, and its hook 30
And the locking piece 17 is disengaged, and the front panel 28 is unlocked and opened. When the front panel 28 is locked, when the front panel 28 is pushed in the closing direction, the hooks 30 are locked by the locking pieces 17 to be in a locked state.

As described above, since the glass frame locking rod is built in the base frame 1 of the locking device for the front frame, the base frame 1
By simply fixing the mounting plate 2 to the inside of the front frame 21, there is no need to separately attach a locking member for a glass frame, and the mounting operation can be easily performed. When the glass frame is unlocked, the glass frame 22 can be automatically opened by the urging force of the release lever 18. Also, the front panel locking rod 29
The locking piece 17 for locking the hook portion 30 is provided in the locking device, so that it is not necessary to provide a part of the metal frame as in the related art.

Although the hook members 4 and 5 in the above embodiment are mounted upward and tilted downward to be in a locked state, the hook members are mounted downward and tilted upward to be in a locked state. Can also be configured. In this case, the end of the connecting rod may be connected to the tip side of the pivot pin of the hook member. Similarly, it is also possible to provide a structure in which the hook portion 30 of the front panel locking rod 29 is provided upward and locked and unlocked while being lowered.

[Brief description of the drawings]

FIG. 1 is a front view of a locking device according to an embodiment of the present invention.

FIG. 2 is a left side view thereof.

FIG. 3 is a right side view thereof.

FIG. 4 is a rear view thereof.

FIG. 5 is an exploded perspective view of the upper part of the apparatus.

FIG. 6 is a right side view showing a use state.

FIG. 7 is a left side view showing a use state.

FIG. 8 is a perspective view showing a use state.

[Explanation of symbols]

 Reference Signs List 1-Base frame 2-Mounting plate 3-Support plate 4,5-Hook member 6-Connecting rod 7-Cylinder lock 8-Cam plate 10-Glass frame locking rod 12,13-Hook 17-Locking piece 18- Release lever

Claims (2)

[Claims] A connecting rod is slidably disposed inside a base frame comprising a mounting plate and a supporting plate, and a hook member is connected to the connecting rod at an upper portion and a lower portion of the supporting plate so as to be tiltable. Supported, a cylinder lock is fixed to an intermediate portion of the mounting plate so that the lock shaft is inserted inward from a hole provided in the mounting plate, and a cam plate engaged with the connecting rod is fixed to a tip of the lock shaft. Wherein the mounting plate of the base frame is vertically attached to the front frame of the pachinko machine, and the hook member is locked to a receiving bracket attached to the body frame side to lock the front frame. A glass frame locking rod having hooks at the top and bottom, with the hooks protruding forward from the mounting plate along the support plate,
An engaging hole is provided slidably, and a part of the glass frame locking rod is engageable with the cam plate, and a locking piece provided on a part of the glass frame has a hook of the glass frame locking rod. The glass frame is locked by locking the portion, the cylinder lock is turned in the opposite direction to the unlocking of the front frame, the cam plate is rotated in the same direction, and the glass frame locking rod is slid to slide the glass frame. A release lever with a spring is provided on the front side of the mounting plate to push and open the glass frame at the time of unlocking, and in front of a front panel that is openably and closably mounted in the front frame. A locking device for a pachinko machine, wherein a locking piece for locking a hook of a panel locking rod is provided to protrude laterally from the support plate. 2. The locking device for a pachinko machine according to claim 1, wherein a protrusion for preventing unauthorized unlocking is projected from said support plate on a side of said upper and lower hooks of said glass frame locking rod.