JP3030613B2 - Pachinko machine locking device - Google Patents

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. The glass frame locking rod is slid to unlock the glass frame, and the hook of the glass frame locking rod is
That the glass frame is pushed out in the opening direction.
And features.

[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 main frame is disengaged from the receiving fitting, 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 engagement between the locking piece and the hook of the glass frame is released, and the glass frame is unlocked.

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, if the glass frame locking rod is slidably disposed between the support plate and the connecting rod, and the hook is projected to the front side from the slit hole provided in the mounting plate, furthermore, The size can be reduced and the structure can be simplified.

[0015]

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. 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 hook members 4 and 5 are pivotally supported by the pivot portions by pivot pins 4a and 5a. 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.
The lower end of the hook member 4 is similarly connected to the end of the lower hook member 5 by a connection 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
By passing the guide pin 11 through the long hole provided therein and fixing it to the support plate 3, it is slidably supported.
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 with screws or caulking so that the lock shaft is inserted into the inside of the base frame 1 from the hole. 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 to slide 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 are formed to have shapes 12a and 13a that can lock a locking piece provided on a glass frame described later and that push the glass frame in the opening direction at the time of unlocking (FIG. 2). ) . Also,
An operation unit 15 for manual operation is provided on a part of the glass frame locking rod 10.
Is protruded.

On the other hand, the mounting plate 2 of the base frame 1 has a slit hole 2a for inserting the hook 12 of the glass frame locking rod 10.
And 2b are formed along the upper and lower corners as shown in FIG. Further, a guide portion 3b for pressing and guiding the hook portion 12 of the glass frame locking rod 10 from behind is provided above the support plate 3 facing the slit hole 2a. Is formed.

A coil spring 16 is hung between the glass frame locking rod 10 and the mounting plate 2, and the glass frame locking rod 10 is urged upward by the coil spring 16.

The locking device constructed as described above is provided inside a front frame 21 made of, for example, a synthetic resin in a pachinko machine.
The cylinder lock 7 is mounted vertically using the mounting plate 2 with the tip of the cylinder lock 7 exposed to the front and the hook members 4, 5 facing the body frame 2. On the other hand, receiving metal fittings 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, a glass frame 22 is attached to the opening of the front frame 21 so as to be able to open and close a hinge, and a free end of the glass frame 22 is provided with a locking piece 26 with which the hooks 12 and 13 of the glass frame locking rod can be locked. , 27 are provided.

In this locking device, when the front frame 21 of the pachinko machine is closed with respect to the main frame 20, as shown in FIG. 6, the upper and lower hook members 4, 5 of the locking device are connected to the metal fittings 24 on the main frame 20 side. 25, the coil spring 9
Is returned and locked by the urging force of, and becomes a locked state.

In order to release the lock, the cylinder lock 7 is turned by the key and the cam plate 8 is rotated counterclockwise in FIG. 1 so that the first engaging 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, which are closed while sliding downward, and the glass frame locking rod 10 is pressed by the biasing force of the coil spring 16.
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, and the glass frame 22 is opened.

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. Further, unlike the case where the glass frame locking device is separately mounted, an adjustment operation with the glass frame locking device is not required. Further, the structure can be simplified, the number of parts can be reduced, and the outer shape of the base frame, that is, the locking device can be reduced as compared with a conventional locking device of this type.

It should be noted that the present invention is not limited to the above-described embodiment, but can be carried out in the following forms.

The hook members 4, 5 in the above embodiment are mounted upward and tilted downward to be in a locked state. However, the hook members are mounted downward and tilted upward to be in a locked state. You can also. In this case, the end of the connecting rod may be connected to the tip side of the pivot pin of the hook member.

Although the glass frame locking rod 10 of the above embodiment is provided inside the base frame 1, that is, inside the support plate 3, it may be provided outside the support plate 3 so as to be vertically slidable. In this case, the glass frame locking rod is disposed substantially along the outer surface of the support plate. However, since it is a thin band-shaped metal, the structure is not complicated and the outer shape is not so large. can do.

[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.

[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

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) A63F 7/02 E05D 61/00

Claims (2)

(57) [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 main 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. And the hook of the glass frame locking rod is provided with a glass frame at the time of unlocking.
Characterized in that it has a shape that extrudes in the opening direction.
Locking device of that pachinko machine. 2. The glass frame locking rod is slidably disposed between the support plate and the connecting rod, and the hook portion projects forward from a slit hole provided in the mounting plate. Item 1
A locking device for a pachinko machine according to the above.