JP2981851B2 - 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 pachinko machine locking device for locking a front frame of a pachinko machine to a main body frame and for locking a front panel openably and closably mounted in the front frame.

[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 metal frame is mounted in the front frame of the pachinko machine, and a glass frame for covering the panel surface is mounted on the upper part of the metal frame so as to be openable and closable. A front panel for mounting an upper plate and the like is openably and closably mounted. Usually, at the edge of the free end side of this front panel,
A locking member having a hook portion is slidably mounted up and down, and when the front panel is closed, the hook portion of the locking member is locked by a locking piece provided on the metal frame side to lock the front panel. Has become.

When opening the front panel, first, with the glass frame opened, a hand is inserted into the opening from the front side, and a locking member provided on the front panel is moved by hand. The front panel is unlocked by releasing the engagement with the locking piece.

[0005] However, the front panel is usually formed of a relatively thin metal plate, and the locking member is formed of a similar metal plate. May be deformed, and the deformation may deteriorate the positional relationship between the hook portion of the locking member and the locking piece, causing a problem that locking and unlocking of the front panel may not be performed smoothly.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and a locking device for a front panel is incorporated in a locking device for a front frame, so that locking and unlocking of the front panel can be performed smoothly. An object of the present invention is to provide a locking device for a pachinko machine.

[0007]

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 for a pachinko machine that locks a front frame by being stopped, a hook portion is slidably arranged vertically slidably in a state in which a front panel locking rod projects the hook portion from a mounting plate to the front side along the support plate. The front panel is provided with a spring that urges the front panel toward the locking side. A locking piece is provided at an edge of the front panel which is openably and closably attached to a lower portion in the front frame, and a hook of a front panel locking rod is locked by the locking piece to lock the front panel. It is configured to be.

In the locking device according to the second aspect of the present invention, in addition to the above structure, a glass frame locking rod having hooks at upper and lower sides causes the hooks to protrude from the mounting plate to the front side along the support plate. In this state, an engagement hole is provided slidably, the cam plate can be engaged with a part of the glass frame locking rod, and the locking piece provided on a part of the glass frame is locked with the glass frame locking. The hook portion of the rod is locked and 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, and slide the glass frame locking rod. It is configured to unlock the glass frame.

[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.

When opening the front panel, with the glass frame open, put a hand into the inside of the metal frame through the opening, and push down the front panel locking rod attached to the locking device by holding its operating portion. As a result, the hook of the front panel locking rod is disengaged from the locking piece provided on the front panel side, and the front panel is unlocked and opened.

In the locking device according to the second aspect, when the glass frame provided with the locking pieces is closed with respect to the front frame, the locking pieces in the glass frame project from the mounting plate of the base frame body with the hooks of the glass frame locking rod. The sliding member is closed while sliding, and at this time, the locking piece is locked to the hook, 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 front panel locking rod is attached to the base frame of the locking device, a locking piece may be provided on the front panel side, so that the structure of the front panel can be simplified and the conventional panel can be simplified. As described above, since the locking rod on the front panel side formed of a relatively thin metal plate is not pressed, the front panel is not deformed and the front panel can be unlocked smoothly.

Furthermore, in the device according to the second aspect, since the glass frame locking rod having the hook portion is attached to the base frame of the locking device, there is no need to separately attach a locking device for the glass frame, and the attaching operation can be easily performed. It can be performed and does not require any adjustment work with the locking device for the glass frame. Also, since 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.

[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 hook members 4 and 5 are pivotally supported by the pivot portions by pivot pins 4a and 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.
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 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 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 so as to be able to lock a locking piece provided on a glass frame described later, and to push the glass frame in an opening direction when unlocking. An operation unit 15 for manual operation protrudes from a part of the glass frame locking rod 10.

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.

Further, the support plate 3 at the lower part of the base frame 1
6, a front panel locking rod 17 for locking the front panel 28 is provided. The front panel locking rod 17 is attached slidably up and down by providing a long hole 17a in the band-shaped main body in the longitudinal direction, inserting a pin into the long hole, and fixing the pin to the support plate 3. A hook 18 is provided at an intermediate portion of the front panel locking rod 17 so as to protrude outward from the mounting plate 2.

As shown in FIG. 9, the hook 18 can be locked when a locking piece 29 provided at a free end of the front panel 28 is closed. It is attached to the lower part of the frame via a hinge so that it can be opened and closed freely. A spring hook portion 17b is provided inside the middle portion of the front panel locking rod 17 so as to be bent inward, and is inserted into the inside of the base frame 1 through a long hole formed in the support plate 3. A coil spring 19 is hung between the spring hook 17b and the base frame 1, and the front panel locking rod 17 is urged upward (locking side). An operation unit 17c is provided above the front panel locking rod 17.

As shown in FIG. 9, the locking device constructed as described above has a tip end of a cylinder lock 7 at an edge of a rectangular opening inside a front frame 21 which is openably and closably mounted on a main frame of a pachinko machine. Is exposed to the front, and the hook members 4 and 5 are attached vertically using the attachment plate 2 with the hook members 4 and 5 facing the body frame side. On the other hand, as shown in FIGS. 7 and 8, receiving brackets 24,
25 is fixed. Further, the glass frame 22 is attached to the front frame 2
A locking piece which can be opened and closed with a hinge in a metal frame mounted in the opening of the first frame, and which can lock the hooks 12 and 13 of the glass frame locking rod at the free end of the glass frame 22. 26,
27 are provided.

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 unlocking, 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 is closed in the metal frame of the front frame 21, the locking pieces 26, 27 in the glass frame 22 are engaged with the hooks 12, 13 of the glass frame locking rod 10, as shown in FIG. Is closed while sliding it downward, and the glass frame locking rod 10 returns upward by the urging force of the coil spring 16. Thereby, the locking pieces 26 and 27 are locked to the hooks 12 and 13, 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.

When opening the front panel 28 with the upper plate or the like attached to the front, with the glass frame 22 open, put your hand inward from the opening and hold down the operating portion 17c of the front panel locking rod 17 to push it down. . Thereby, the front panel locking rod 17 is provided.
Is lowered, the hook 18 is disengaged from the locking piece 29 on the front panel side, and the front panel 28 is unlocked and opened. When the front panel 28 is closed, when the front panel 28 is pushed in the closing direction, the locking piece 29 is locked by the hook portion 18 of the front panel locking rod 17 to be in a locked state.

As described above, since the front panel locking rod 17 is incorporated in the locking device for the front frame, the front panel 28 only needs to be provided with the locking piece 29, and the unlocking operation is performed on the front panel on the locking device side. What is necessary is just to push down the locking rod 17. For this reason,
Even when the front panel is made of a relatively thin metal plate, no operation force is applied to the front panel 28 during unlocking, and the front panel 28 is always smoothly locked without deforming the front panel 28.・ Can be unlocked.

Further, since the glass frame locking rod 10 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, the mounting operation can be easily performed, and no adjustment operation is required.

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.

Although the hook members 4 and 5 of 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. 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 front panel locking rod 17 of the above embodiment is disposed outside the support plate 3, it may be disposed inside the support plate 3 like the glass frame locking rod 10 so as to be vertically slidable.

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.

[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 an exploded perspective view of a lower portion of the device.

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

FIG. 8 is a left side view showing a use state.

FIG. 9 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-Link rod 7-Cylinder lock 8-Cam plate 17-Front panel locking rod 18-Hook part 17c-Operation part

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 front panel locking rod having a hook is slidably arranged vertically along the support plate with the hook protruding forward from the mounting plate, and the front panel locking rod is moved to the locking side. A biasing spring is attached, and an operating part is provided on a part of the front panel locking rod, and a lower part in the front frame is provided. A locking piece is provided on an edge of the front panel which is attached so as to be able to be closed, and a hook of a locking rod of the front panel is locked by the locking piece to lock the front panel. Characteristic locking device for pachinko machines. 2. A glass frame locking rod having hooks at upper and lower sides is slidably disposed along the support plate with the hooks protruding from the mounting plate to the front side. An engagement hole with which the cam plate can be engaged is provided in a part of the frame locking rod, and the hook of the glass frame locking rod is locked to a locking piece provided in a part of the glass frame to lock the glass frame. 2. The pachinko machine according to claim 1, wherein the cylinder lock is rotated in a direction opposite to the direction in which the front frame is unlocked, the cam plate is rotated in the same direction, and a glass frame locking rod is slid to unlock the glass frame. Machine locking device.