JP4648636B2 - Game machine locking device - Google Patents

Description

  The present invention relates to a locking device that locks a front door and an inner door of a game machine such as a pachinko machine or a slot machine to a housing, and in particular, a cylinder lock unit in which a cylinder lock and a receiving bracket are unitized on the front door side. The present invention relates to a locking device for a game machine having a structure in which a scissor member unit in which a scissors member and a connecting scissors are unitized is attached to the attachment and middle door side.

Conventionally, as a device that locks the front door of game machines such as pachinko machines and slot machines to the chassis, a connecting rod slides inside a vertically long base frame that has a mounting plate and a support plate formed in an L-shaped cross section. The upper and lower ends of the connecting plate are pivotally supported by the upper and lower parts of the support plate, the upper and lower ends of the connecting rod are connected to the vertical member, and the cylinder lock attaches the lock shaft to the middle part of the mounting plate. A locking device that is attached so as to be inserted inward from a hole provided in a plate and has a cam plate that engages with a connecting rod fixed to the tip of a lock shaft is generally used (see, for example, Patent Document 1 below). . In addition, as a locking device for a pachinko machine, a glass frame locking rod having a heel portion provided vertically is slidably disposed within the base frame body, and is attached to a glass frame and a housing disposed to be openable and closable on the front door A locking device having a structure for locking and unlocking both front doors that can be opened and closed is known from Patent Document 2 below.
Japanese Utility Model Publication No.57-8867 Japanese Patent No. 3030613

  The locking device in which this type of glass frame locking rod is disposed in the base frame together with the front door rod member and the connecting rod, the base frame body in a state where the collar member protrudes toward the housing inside the front door. Are attached to the corresponding position on the housing side, and the front face of the cylinder lock fixed to the attachment plate is shown on the front face of the front door. For this reason, the glass frame attached to the front side of the front door must be formed in a shape that avoids the cylinder lock, that is, in a shape that exposes the tip of the cylinder lock, which limits the degree of freedom in the design shape of the glass frame. There was a problem that.

  As is well known, the front doors of pachinko machines and slot machines are equipped with various electrical parts such as decorative plastics and lighting decorations, decorative parts, operating parts, etc. The front door with various electrical components attached is heavier and the weight of the front door is required to be as light as possible in consideration of opening and closing operability. It was.

  The present invention has been made in view of the above points, and an object thereof is to provide a locking device for a game machine capable of reducing the weight of the door and improving the operability of opening and closing the door.

For this purpose, the locking device for a game machine according to claim 1 of the present invention locks the inner door, which is attached to the case of the game machine so as to be opened and closed , to the case, and can be opened and closed on the front surface of the inner door a locking device for a game machine to lock to middle door a loaded front door, the cylinder lock unit attached to the front door has a hook member unit and sheet cylinder lock is attached to the middle door The locking device is configured by being divided into two units, and a hook member for locking the inner door is pivotally supported on an upper part and a lower part of the base frame body of the hook member unit, and the upper and lower hook members are connected to the base frame body. Are connected by a connecting rod slidably disposed along the connecting rod, and the connecting rod is provided with an engaging portion which can be engaged with an engaging member which is fixed to the lock shaft of the cylinder lock, A front door locking rod provided with a locking collar is slidably disposed within the base frame of the collar member unit.
The cylinder lock to the mounting plate of the base frame of the cylinder lock unit, the lock shaft protruding from the rear side of the cylinder lock mounted is inserted into the inside of the base frame, the base frame of the cylinder lock unit, A locking portion for locking the hook for locking the front door when the front door is closed is provided, and the cylinder lock unit is disposed inside the front door, and the front surface of the cylinder lock is disposed on the front surface of the front door. Exposed and mounted,
An engagement member that engages with the connecting rod or the front door locking rod at the time of unlocking is fixed to the lock shaft that rotates during the unlocking operation of the cylinder lock. A first engaging convex portion that engages with the engaging portion of the connecting rod during the unlocking operation of the door is projected, and the engaging member is locked to the front door during the unlocking operation of the front door. A second engagement convex portion that engages with the engagement portion of the collar is projected, and the connection collar of the collar member for locking the inner door is slid in the unlocking direction of the connection collar in the locked state. Both the first lock member and the second lock member that prevent rotation are pivotally supported, and the first lock member is provided with an abutting portion that comes into contact with the fixing portion on the housing side when the inner door is closed, The second locking member is provided with a locking portion that abuts against the first engaging convex portion of the engaging member in a locked state and prevents the connecting rod from sliding in the unlocking direction. 1 lock member and 2nd When a coil spring is stretched between the hook members and the front door is closed, when the first engagement convex portion comes into contact with the second lock member, only the second lock member escapes and rotates. The front door locking rod provided with a collar for locking the front door is configured to move and cause the first engagement convex portion to enter the normal position. A locking member that prevents sliding in the unlocking direction is pivotally supported and abuts against the second engaging convex portion of the engaging member in the locked state to slide the front door locking rod in the unlocking direction. The locking member for preventing the movement is provided on the lock member .

  The locking device configured in this manner is attached so that the middle door can be opened and closed on the front surface of the housing, and the front door (for example, a glass frame-shaped front door fitted with glass) can be opened and closed on the front surface of the middle door. It is used by being mounted on a game machine. The saddle member unit is attached with the saddle member facing the housing and the base frame body mounting plate fixed to the inner door, and a receiving bracket to which the saddle member is locked is fixed at a corresponding position inside the housing. The At this time, the plurality of flange portions of the front door locking rod of the flange member unit are positioned so as to protrude to the front surface, that is, the front door side. Further, the cylinder lock unit is attached to the inside of the front door with the cylinder lock exposed to the front surface, and the plurality of locking portions provided on the cylinder lock unit are located at positions corresponding to the flange portions of the flange member unit. Attached to.

  This locking device is composed of a saddle member unit and a cylinder lock unit. A cylinder lock in which a saddle member unit provided with a connecting rod, a saddle member and a front door locking rod is attached to the middle door, and a cylinder lock is attached to the front door. The unit is divided into two units so that the unit can be attached. For this reason, compared with the case where the locking device main body to which all members other than the receiving metal fitting are attached like the conventional locking device is attached to the inside of the front frame, the size and weight of the eaves member unit is small and lighter. can do. Thereby, the total weight of the middle door can be reduced, and the middle door and the front door can be easily opened and closed with a relatively small operating force.

  Also, the cylinder lock unit with the cylinder lock can be attached to the front door on the front of the game machine with the cylinder lock exposed to the front, so it is like a conventional pachinko machine with a glass frame that can be opened and closed inside the front frame. In addition, it is not necessary to make the glass frame small in order to remove the position of the cylinder lock, and the front door of the game machine is formed to be large so as to largely cover the middle door and the front surface of the housing while mounting the glass frame on the inside. This also makes it possible to improve the degree of freedom in designing the front door.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 is a front view of a hook member unit 1 of a locking device for a game machine, FIG. 2 is a left side view thereof, FIG. 3 is a right side view thereof, and FIG. 4 is an exploded view thereof. The saddle member unit 1 is a unit that is attached to an inner door 41 that can be opened and closed on the front surface of the housing 40 of the game machine. In the figure, reference numeral 2 denotes a vertically long base frame formed by pressing a steel plate, and the cross section is formed in a substantially L shape, one being a mounting plate 3 and the other being a support plate 4. A plurality of mounting holes are formed in the mounting plate 3, and an opening 3 a is formed on the upper and lower portions toward the support plate 4, and the eaves members 5, 6 project from the opening 3 a to the back side, and It is pivotally supported so that it can tilt. As shown in FIG. 4, an opening recess 4 a is formed in an intermediate portion of the support plate 4 so that an engagement member 37 described later enters, and an inner side is slightly above the opening recess 4 a of the support plate 4. A cut-and-raised portion 4b cut and raised is provided to slidably guide a later-described connecting rod 7 and front door locking rod 10.

  On the upper and lower portions of the support plate 4 of the base frame body 2, the flange members 5, 6 are pivotally supported by shaft pins 5 a, 6 a so as to be tilted downward, and project from the opening 3 a of the mounting plate 3 to the back side. Arranged. The eaves members 5 and 6 are formed in a hook shape, and are pivotally supported so as to be tiltable with their locking recesses on the upper side. Further, as shown in FIG. 4, a connecting rod 7 is disposed on the inner side of the support plate 4 of the base frame body 2 so as to be slid up and down by being held by a raised portion 4b. The pin 5b is connected to the end portion of the flange member 5, and the lower portion of the connection rod 7 is connected to the end portion of the flange member 6 by the connection pin 5b. Further, a long hole 7b is formed in the middle portion of the connecting rod 7, and a guide pin 8 is inserted into the long hole 7b and fixed to the support plate 4, whereby the connecting rod 7 is guided by the guide pin 8. Thus, it can slide up and down on the mounting plate 3 along its longitudinal direction (longitudinal direction).

Further, an engaging portion 7a is provided at an intermediate portion of the connecting rod 7, and this engaging portion 7a is engaged on an engaging member 37 fixed to a lock shaft 36a of a cylinder lock 36 of a cylinder lock unit 30 described later. Engagement with the mating protrusion 38 is possible. Furthermore, as shown in FIG. 4, the 1st lock member 9 and the 2nd lock member 19 are pivotally supported by the axial pin 9b in the intermediate part of the connecting rod 7. As shown in FIG. The first lock member 9 and the second lock member 19 are pivotally supported by the connecting rod 7 in order to prevent the connecting rod 7 from moving to the unlocking side during locking. An abutting portion 9 a that abuts against the fixing portion 45 on the housing 40 side when the door 41 is closed is provided. Further, the second locking member 19, engaging portions 19a to prevent movement of the connecting rod 7 engages the engaging projection 38 of the engaging member 37 described later is protruded upward.

  The abutting portion 9a can be protruded from the slit provided in the mounting plate 3 of the base frame body 2 to the back side, and the first lock member 9 is urged counterclockwise in FIG. The abutting portion 9 a protrudes from the slit of the mounting plate 3 to the back side. In addition, as shown in FIG. 10, the fixing | fixed part 45 for the contact part 9a of this 1st lock member 9 to contact | abut on the housing | casing 40 side is provided in the corresponding position.

When the coil spring 20 is stretched between the first lock member 9 and the second lock member 19 and the inner door 41 is closed and is urged to rotate in the clockwise direction in FIG. and the rotation, before when the door 42 is closed, when the engagement portion 19a of the second locking member 19 is pushed by the engaging projection 38 of the engaging member 37, the second locking member 19 although only 2 It rotates counterclockwise. Further, as shown in FIG. 4, a coil spring 21 is stretched between the lower portion of the first lock member 9 and the front door locking rod 10, and the coil spring 21 connects the first lock member 9 to FIG. 2. The front door locking rod 10 is provided so as to be urged to rotate counterclockwise, and to urge the front door locking rod 10 toward the locking side (upward).

  On the other hand, a front door 42 is detachably mounted on the front surface of the game machine middle door 41. A cylinder lock unit 30 is attached to the front door 42, and the cylinder lock unit 30 is shown in FIGS. As described above, the cylinder lock 36 is attached to the substantially central portion of the attachment plate 32 of the base frame 31. The base frame 31 is formed in a vertically long frame shape having an L-shaped cross section, a mounting plate 32 is formed on the front side, and a plurality of mounting holes are formed in the mounting plate 32. The central attachment plate 32 is formed wide, and a cylinder lock 36 is attached to the wide portion so that the lock shaft 36 a is inserted inside the base frame 31.

  An opening for inserting a cylinder lock is formed in the wide portion, and the base portion of the cylinder lock 36 is inserted from the front side of the opening, and the flange 36b of the cylinder lock 36 is fixed and attached inside the base frame 31. . The base frame 31 is formed thin as a whole with the mounting plate 32 as a main body, and locking portions 33, 34, and 35 as receiving metal fittings are formed on the upper, middle, and lower portions, respectively. When these three latching | locking parts 33-35 close the front door 42, the collar parts 11-13 of the locking hook 10 for front doors of the collar member unit 1 are latched, and the corresponding position of the collar parts 11-13 Is arranged.

  A cam-shaped engagement member 37 is fixed to the lock shaft 36a protruding from the cylinder lock 36 to the inside of the base frame 31, and can be engaged with the engagement portion 7a of the connecting rod 7 on the engagement member 37. The engaging convex part 38 is protrudingly provided. Further, the engaging member 37 is provided with an engaging convex portion 39 that can be engaged with the engaging portion 14 of the front door locking rod 10. The engaging convex portions 38 and 39 are formed by pins and project so as to protrude to the rear side in the front-rear direction of the engaging member 37. The cylinder lock 36 includes a spring member for returning to the original position when the lock shaft 36a, that is, the engaging member 37 is rotated clockwise and counterclockwise, and is inserted into the cylinder lock 36. When the lock is rotated clockwise or counterclockwise, the lock shaft 36a, that is, the engagement member 37 is returned to its original position (position into which the key is inserted) by its spring force.

  In the cylinder lock unit 30, the locking portions 33 to 35 are integrally formed on the base frame 31, but these can be formed as separate parts and attached to a predetermined position of the front door 42.

  As shown in FIG. 10, the scissor member unit 1 of the locking device configured as described above has a scissors member 5, 6 facing the back side, that is, the housing 40 side in the middle door 41 of the game machine. The attachment plate 3 of the base frame body 2 is fixed to the base frame body 2 for attachment. Further, receiving metal fittings 43 and 44 are fixed to the housing 40 side corresponding to the flange members 5 and 6. A middle door 41 is attached to the front surface of the housing 40 of the game machine so as to be opened and closed, and a front door 42 is attached to the front surface of the middle door 41 so as to be opened and closed. In addition, a fixing portion 45 is provided in the housing 40 to which the contact portion 9a of the first lock member 9 of the collar member unit 1 abuts when the middle door 41 is closed.

  On the other hand, the cylinder lock unit 30 is attached by fixing the attachment plate 32 of the base frame 31 inside the front door 42. At this time, the engaging convex portions 38 and 39 of the engaging member 37 disposed facing the inside of the cylinder lock unit 30 are arranged at positions corresponding to the engaging portions 7a and 14 of the flange member unit 1, and the cylinder The lock 36 is arranged with its tip exposed on the front side of the front door 42.

  When the middle door 41 is closed from the state of FIG. 10, if the middle door 41 is pushed against the casing 40 and closed, the upper and lower collar members 5 and 6 of the collar member unit 1 come into contact with the metal fittings 43 and 44 of the casing 40. When the edge of the metal fittings 43 and 44 enters the engaging recesses of the flange members 5 and 6, the flange members 5 and 6 are moved via the connecting rod 7 by the biasing force of the coil spring 21. Returning to the horizontal position, it is locked and locked by the metal fittings 43 and 44 (FIGS. 11 and 12).

  In the locked state, as shown in FIG. 12, the abutting portion 9 a of the first lock member 9 of the collar member unit 1 contacts the fixing portion 45 on the housing 40 side, and the first lock member 9 and the second lock member 19. Is pivoted inward, and the locking portion 19a of the second lock member 19 is located directly below the engagement convex portion 38 of the engagement member 37 of the cylinder lock unit 30 in the locked state. Even when the collar 7 is moved in the unlocking direction (upward), the connecting collar 7 cannot be moved by the engagement of the second lock member 19 and the engagement convex portion 38, and unauthorized unlocking can be prevented. .

  Further, since the lock member attached to the connecting rod 7 is assembled separately into the first lock member 9 and the second lock member 19, the inner door 41 is locked to the housing 40 as shown in FIG. In this state, when the front door 42 is closed, even if the engagement convex portion 38 of the engagement member 37 of the cylinder lock unit 30 contacts the locking portion 19a of the second lock member 19, the second lock member 19 is 5 can be rotated counterclockwise to escape and the engaging projection 38 can enter the normal position as shown in FIG.

  Further, at this time, in the other engaging convex portion 39 of the engaging member 37, when the front door 42 is closed, the engaging convex portion 39 contacts the locking portion 17a of the locking member 17 of the front door locking rod 10. When this occurs, the lock member 17 rotates in the clockwise direction of FIGS. 10 and 11 to escape, and the engagement convex portion 39 can enter the normal position as shown in FIG. Furthermore, in the locked state as shown in FIG. 12, since the engaging convex portion 39 is located directly below the locking portion 17a of the locking member 17 of the front door locking rod 10, the front door locking rod is illegally covered with a wire or the like. Even when the door 10 is moved in the unlocking direction (downward), the front door locking rod 10 cannot move because the locking portion 17a of the locking member 17 hits the engaging convex portion 39, thereby preventing unauthorized unlocking. Can do.

  When unlocking the inner door 41, as shown in FIG. 13, a key is inserted into the cylinder lock 36 of the front door 42, and the lock shaft of the cylinder lock 36 is turned to the right. At this time, the engaging member 37 rotates in the same direction, and the engaging convex portion 38 of the engaging member 37 operates to push up the engaging portion 7a of the connecting rod 7 on the flange member unit 1 side. 7 is slid upward. As a result, the upper and lower flange members 5 and 6 of the flange member unit 1 are tilted downward about the shaft pins 5a and 6a, and disengaged from the receiving metal fittings 43 and 44 provided on the housing 40 side. 41 is unlocked (FIG. 13).

  On the other hand, when unlocking the front door 42, as shown in FIG. 14, the key is inserted into the key hole of the cylinder lock 36, and the engagement member 37 fixed to the lock shaft is rotated in the same direction by turning the key to the left. Move. At this time, the engaging convex portion 39 of the engaging member 37 operates so as to push down the engaging portion 14 of the front door locking rod 10 of the collar member unit 1 to slide the front door locking rod 10 downward. . As a result, the flanges 11, 12, 13 of the front door locking rod 10 slide downward, disengaging the front door 42 from the locking portions 33, 34, 35 of the cylinder lock unit 30, and the front door. 42 is unlocked (FIG. 14).

  Thus, the saddle member unit 1 is attached to the middle door 41 of the game machine, the cylinder lock unit 30 is attached to the front door 42 attached to the front side of the middle door 41, and the saddle member unit 1 and the cylinder lock unit 30 are attached. The front door 42 is locked to the middle door 41 by being combined, and the middle door 41 is locked to the housing 40 by using the collar member unit 1. Therefore, the size of the front door 42 can be increased, and the degree of freedom in designing the front door 42 can be increased. Since the cylinder lock 36 is disposed on the front door 42, when the front door 42 is opened, a key is inserted into the cylinder lock 36 and unlocked in the same manner as a normal door. There is an effect that it is easy to do. If the middle door 41 and the front door 42 are locked with respect to the housing 40, the middle door 41 with the front door can be unlocked and opened by turning the key of the cylinder lock 36 clockwise. In addition, the middle door 41 and the front door 42 can be unlocked from the front with one cylinder lock 36. Further, since the collar member unit 1 attached to the inner door 41 has a structure in which the cylinder lock 36 and the engagement member 37 that are normally mounted are removed, the weight can be reduced.

  As described above, the locking device for a game machine according to the present invention includes a scissor member unit and a cylinder lock unit, and a scissor member unit provided with a connecting scissors, a scissors member, and a front door locking scissors is attached to the middle door. Since it is divided into two units so that the cylinder lock unit with the cylinder lock attached to the front door can be attached, the locking device main body with all the members other than the receiving bracket attached like the conventional locking device Compared with the case where it is attached inside the frame, the size and weight of the eaves member unit can be made smaller and lighter. Thereby, the total weight of the middle door can be reduced, and the middle door and the front door can be easily opened and closed with a relatively small operating force.

  Also, the cylinder lock unit with the cylinder lock can be attached to the front door on the front of the game machine with the cylinder lock exposed to the front, so it is like a conventional pachinko machine with a glass frame that can be opened and closed inside the front frame. In addition, it is not necessary to make the glass frame small in order to remove the position of the cylinder lock, and the front door of the game machine is formed to be large so as to largely cover the middle door and the front surface of the housing while mounting the glass frame on the inside. This also makes it possible to improve the degree of freedom in designing the front door.

It is a front view of a gutter member unit showing one embodiment of the present invention. It is a left view of the same member member unit. It is a right view of the same mounting member unit. It is an exploded view of the same mounting member unit. It is an enlarged view of the 1st lock member and the 2nd lock member. It is a front view of a cylinder lock unit. It is a left view of the cylinder lock unit. It is a right view of the cylinder lock unit. It is a rear view of the cylinder lock unit. It is a fragmentary sectional view in the open state of the housing | casing of the game machine which attached the locking device, the middle door, and the front door. It is a fragmentary sectional view in the state where the front door was opened by closing the inner door of the game machine. It is a fragmentary sectional view in the state where the case, the middle door, and the front door of the game machine were closed. It is a left view at the time of unlocking a middle door. It is a left view at the time of unlocking a front door.

Explanation of symbols

1- member unit 2-base frame 3-mounting plate 4-support plate 5, 6- 鉤member 7-connecting rod 7a-engaging portion 9-first lock member 9a-abutting portion 10-lock for front door 11-13-collar part 14-engaging part 17-locking member 19-second locking member 19 a-locking part 30-cylinder locking unit 33, 34, 35-locking part 36-cylinder locking 37-engaging member 38 39-engaging projection 40-housing 41-middle door 42-front door

Claims (1)

A locking device for a game machine that locks an inner door that can be opened and closed on a casing of a game machine to the casing, and that locks a front door that can be opened and closed on the front surface of the inner door. Because
The locking device is configured by being divided into two units: a flange member unit attached to the inner door and a cylinder lock unit having a cylinder lock and attached to the front door,
A collar member for locking the inner door is pivotally supported on the upper and lower parts of the base frame of the collar member unit so as to be tiltable,
The upper and lower flange members are coupled by a coupling rod that is slidably disposed along the base frame body,
The connecting rod is provided with an engaging portion that can be engaged with a later-described engaging member fixed to the lock shaft of the cylinder lock,
A front door locking bar provided with a front door locking barb is slidably disposed within the base frame of the bar member unit,
The cylinder lock to the mounting plate of the base frame of the cylinder lock unit is mounted by inserting the lock shaft protruding from the rear side of the cylinder lock on the inside of the base frame,
The base frame of the cylinder lock unit is provided with a locking portion for locking the hook for locking the front door when the front door is closed,
The cylinder lock unit is attached to the inside of the front door, with the front surface of the cylinder lock exposed to the front surface of the front door,
An engagement member that engages with the connecting rod or the front door locking rod at the time of unlocking is fixed to the locking shaft that rotates during the unlocking operation of the cylinder lock,
The engaging member is provided with a first engaging convex portion that engages with the engaging portion of the connecting rod during the unlocking operation of the inner door, and the engaging member includes the front door. A second engaging convex portion that engages with the engaging portion of the front door locking rod during unlocking operation ,
A first lock member and a second lock member that prevent the connecting rod in the locked state from sliding in the unlocking direction are pivotally supported by the connecting rod of the rod member for locking the inner door. The first lock member is provided with a contact portion that comes into contact with the fixing portion on the housing side when the inner door is closed, and the second lock member is engaged with the first engagement of the engagement member in a locked state. A locking portion that abuts on the convex portion and prevents the connecting rod from sliding in the unlocking direction is provided,
When a coil spring is stretched between the first lock member and the second lock member and the front door is closed, the second engagement member comes into contact with the second lock member when the first engagement convex portion comes into contact with the second lock member. Only the locking member escapes and rotates, and is configured to enter the first engagement convex portion into the normal position,
The front door locking rod provided with a front door locking collar is pivotally supported by a locking member that prevents the front door locking rod from sliding in the unlocking direction in the locked state. A game machine characterized in that a locking portion is provided on the lock member for contacting the second engagement convex portion of the engagement member to prevent the front door locking rod from sliding in the unlocking direction. Locking device.

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