JP5336429B2 - Game machine locking device - Google Patents

Description

  The present invention relates to a locking device for a game machine that locks a front door of a game machine such as a slot machine to a cabinet, and particularly reduces the number of parts and simplifies the structure while maintaining an excellent function of locking and unlocking. The present invention relates to a locking device for a game machine.

  Conventionally, as a locking device for a gaming machine such as a slot machine, an operating rod is slidably disposed inside a base frame body, and a hook member is connected to the upper and lower portions of the support plate of the base frame body. The cylinder lock is pivotally supported so that it can be tilted, and the cylinder lock is fixed to the middle part of the mounting plate of the base frame so that the lock shaft is inserted inward from the hole provided in the mounting plate. A locking device having a configuration in which a cam member is attached is used.

  Although this type of game machine locking device has a strong structure and can perform locking and unlocking operations with certainty, the locking device collar attached to the inside of the front frame is the inner side of the front frame. Protrude from. For this reason, when the assembly of the front frame is packed and transported, the packaging is difficult, and there is a problem that the protruding collar member hits other parts during transportation and is damaged.

  Therefore, the present inventors have conventionally proposed a locking device for a game machine that does not have a portion protruding from the inside of the front frame and that can smoothly and reliably lock and unlock the front frame with respect to the main body frame ( (See Patent Document 1 below).

JP 2004-105417 A

  In this locking device, a long operating rod is slidably disposed inside a base frame body having a mounting plate and a support plate, and a cylinder lock is fixed to an intermediate portion of the mounting plate. The cam member is attached to the operating rod so as to be engageable, the attachment plate of the base frame body is attached to the inner side of the front frame, and the receiving member is attached to the inner side of the main body frame. Opening recesses are formed in the upper and lower portions of the support plate of the base frame body to allow the receiver to enter, and a substantially semicircular latch member having a groove-like latch recess for restraining the receiving member in the opening recess is formed on the upper part. Each is pivotally supported in the vicinity of the lower opening recess.

  A locking pin is movably attached to the latch member, and a guide locking hole is formed with a lock portion that is engaged with and guided by the tip of the locking pin on the support plate. An actuating engagement portion that operates to engage with the latch pin of the latch member and release the lock by the lock portion is provided, and a spring member that urges the latch member toward the unlocking side is incorporated.

  In this locking device, when the front frame is closed and the locking operation is performed, the latching portion of the receiving member is inserted into the latch recesses of the upper and lower latch members, and the latch member is pushed to the latch position. When the latch member is rotated to the lock position, the latch pin of the latch member moves from the guide latch hole to the lock portion, and the latch member is locked at the latch position and locked. On the other hand, at the time of unlocking, when the operating rod moves through the cam member by operating the cylinder lock, the operating engagement portion of the operating rod operates to unlock the latch member by the lock portion, and the latch member is attached to the spring member. It is turned to the unlocking side by the force and unlocked.

  However, this type of locking device having a groove-shaped latch recess, and having a latch member that rotates and locks while receiving the latching portion of the receiving member in the latch recess, smoothly locks and unlocks the front frame. Although it can be performed reliably, the number of parts is relatively large, the number of processing steps and the number of assembling steps at the time of assembling increase, and the manufacturing cost also increases.

  In view of the above points, the present invention provides a locking device for a game machine that can reduce the number of parts, simplify the structure, and can be manufactured at low cost while maintaining the excellent functions of locking and unlocking. For the purpose.

In order to achieve the above object, the locking device of the first invention of the present invention comprises:
A long connecting rod is slidably disposed along the support plate of the vertically long base frame body having a mounting plate and a support plate formed in a substantially L shape, and a cylinder lock is mounted on the mounting plate. The lock shaft is attached so as to be inserted into the base frame body, a cam member is fixed to the lock shaft of the cylinder lock, and a pair of latch members having groove-shaped lock recesses are received on the upper and lower sides of the support plate. The base frame is attached to the inner side of the front door of the game machine, and the supporter is attached to the inner side of the case of the game machine. In the locking device of the attached game machine,
The pair of latch members are connected by a connecting rod through a connecting shaft,
A long hole with a locking hole is formed along the longitudinal direction in the support plate in the vicinity of the cam member,
A rotation locking member is pivotally supported by the connecting rod in the vicinity of the cam member so as to be rotatable,
While the rotation locking member is provided with an engagement shaft portion, the engagement shaft portion is movably engaged in the elongated hole with the engagement hole,
A coil spring is stretched between the support plate and the rotation locking member by urging the rotation locking member and the connecting rod toward the unlocking side,
When the front door is closed, the latch member is pressed by the locking portion of the receiving member and rotates to the locking side, and the connecting rod slides to the locking side together with the rotation locking member, The rotation locking member is locked to the locking hole when the engaging shaft moves through the long hole with the locking hole and reaches the locking hole. The rotation locking member and the connecting rod are locked in the locked position by the locking of the upper and lower latch members are locked in the locked state,
At the time of unlocking operation by the cylinder lock, when the rotation locking member is rotated to the unlocking side against the urging force of the coil spring by the cam member, the engagement shaft portion is the locking hole. The latch member is disengaged from the locking hole and moved to the elongated hole, and the latch member is rotated to the unlocking side via the connecting rod by the biasing force of the coil spring.

  According to the present invention, when the locking is performed with the front door closed, the latch member rotates and the receiving member is locked in the locking recess while rotating, and when unlocked, the locking of the rotating locking member is released. The base frame body, the upper and lower latch members, the connecting rod, and the rotation locking member while maintaining the excellent locking / unlocking function of unlocking by rotating the latch member to the open side via the connecting rod In addition, the locking device can be easily configured with a small number of parts, that is, one coil spring for biasing the connecting rod and the rotation locking member, and the product can be manufactured at low cost.

  According to a second aspect of the present invention, in the locking device of the first aspect, the support plate in the vicinity of the cam member is formed as an intermediate support plate that is separated from the other support plate portion and shifted laterally. The elongated hole with the locking hole is formed along the longitudinal direction, and the connecting rod and the upper and lower latch members are arranged outside the support plate, while the rotation locking member in the connecting rod is pivotally supported. The portion is disposed inside the intermediate support plate.

  According to the present invention, by setting the position of the latch member to the outside of the support plate, it is possible to make it difficult for an illegal instrument such as a wire inserted from the clearance on the free end side of the front door to reach the latch member.

  The invention of claim 3 is the locking device of claim 2, wherein a cover body is attached to cover the back side of the base frame body in the vicinity of the cylinder lock, and an intermediate support plate, a rotation locking member, a coil spring, The cam member is covered with the cover body.

  According to the present invention, since the intermediate support plate, the rotation locking member, the coil spring, and the cam member are covered with the cover body, an incorrect answer by an unauthorized instrument such as a wire inserted from the clearance on the free end side of the front door. Locking can be prevented.

  According to a fourth aspect of the present invention, in the locking device of the first aspect, the switch actuating rod is disposed along the support plate of the base frame body, and the switch actuating piece is provided on each of the connecting rod and the switch actuating rod, A non-contact switch that is turned on and off in accordance with the movement of the switch operating piece is mounted in a switch box fixed to the base frame.

  According to the present invention, since the switch operating piece and the non-contact switch are accommodated in the switch box, there is no possibility that the non-contact switch is damaged due to interference with other members during transportation of the locking device, and illegally non-contact. The possibility of operating the contact switch can also be eliminated.

  According to the locking device of the game machine of the present invention, it is possible to reduce the number of parts, simplify the structure, and manufacture at low cost while maintaining the excellent functions of locking and unlocking.

It is a front view of the locking device which shows one Example of this invention. It is a perspective view of the locking device. It is a perspective view of the state which removed the cover body of the locking device. It is a left view of the locked state. It is a perspective view of the locked state. It is a right view of the locked state. It is a rear view of the state which removed the cover body. It is a disassembled perspective view of a locking device. It is a perspective view of the state which attached the rotation latching member to the connecting rod. It is a perspective view of the state which assembled | attached the connecting rod and the rotation latching member with respect to the base frame. It is a partial expansion right side view of a locked state of the state where a cover body was removed. It is a partial enlarged left side view of the locked state. FIG. 5 is a partially enlarged left side view of the state where the rotation locking member is rotated by the cam member and the engagement shaft portion is removed from the locking hole. FIG. 6 is a partially enlarged left side view of the state where the locking is released by the rotation of the rotation locking member and the connecting rod is moved to the unlocking position together with the rotation locking member. It is a left view of the state which closed and locked the front door. It is a description perspective view which shows the operation | movement of the cam member at the time of unlocking operation, a rotation latching member, and a connecting rod.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 shows a front view of a locking device used when locking a front door of a game machine such as a slot machine to a housing, FIG. 2 is a perspective view of the locking device, and FIG. FIG. 8 shows an exploded perspective view of the removed state. This locking device is configured by using a vertically long base frame 1 as a basic frame, and the long frame-shaped base frame 1 includes a mounting plate 2 and a support plate 3 having a substantially L-shaped cross section. Is done.

  The mounting plate 2 of the base frame body 1 is formed in a vertically long plate shape for mounting the locking device inside the front door of the game machine, has a plurality of mounting holes, and has a wide portion at the approximate center of the mounting plate 2. As shown in FIG. 8, an insertion hole 2a for attaching the cylinder lock 7 is provided in the wide portion. The cylinder lock 7 has a flange 7b at the base of the cylinder, and a lock shaft 7a projects from the flange 7b on the back side. The cylinder lock 7 has the lock shaft 7a on the inside of the base frame 1. In other words, the cylinder is inserted into the insertion hole 2a from the inside of the base frame 1, and the flange 7b is applied to the inside of the mounting plate 2 and fixed with screws. In addition, although the long thing is used for the cylinder lock 7 in this example, the thing of a normal length can also be used. As shown in FIGS. 7 and 8, a cam member 8 is attached to the lock shaft 7 a of the cylinder lock 7, and the cam member 8 is engaged with the engaging portion 9 c of the rotation locking member 9. A convex portion 8 a and a second engaging convex portion 8 b that can be engaged with the switch operating rod 10 are provided.

  As shown in FIG. 8, the intermediate support plate 30 at the intermediate portion of the support plate 3 is formed so as to be separated from the other support plate 3 parts and biased to the left side. The connecting rod 4 is slidably disposed along the left side), and the connecting rod 4 is disposed through the inner side of the intermediate support plate 30 (right side as viewed from the front). A protruding portion 3a is formed on the upper portion of the support plate 3 so as to protrude to the back side, and the upper latch member 5 is pivotally supported by the pivot shaft 5a on the outside of the protruding portion 3a. Similarly, a protruding portion 3b is formed at the lower portion of the support plate 3 so as to protrude to the back side, and the lower latch member 6 is pivotally supported by the pivot 6a on the outside of the protruding portion 3b. Opening recesses 31 and 32 are formed on the upper side of the projecting portions 3a and 3b of the support plate 3 for allowing the locking portions of the receivers to enter (FIGS. 8 and 10).

  As shown in FIG. 8, FIG. 13, etc., the pair of latch members 5 and 6 arranged vertically are each formed by cutting a steel plate into a substantially semicircular shape. Groove-shaped lock recesses 5c and 6c are formed in a substantially U shape in order to receive, restrain and lock the latching portion of the receiver. Such latch members 5 and 6 are arranged on the outer sides of the protrusions 3a and 3b of the support plate 3 so as to rotate within a predetermined angle range (the angle range of locking and unlocking) around the pivot shafts 5a and 6a. Is supported.

  Further, the latch members 5 and 6 are formed with locking portions 5d and 6d and locking portions 5e and 6e, respectively. That is, as shown in FIG. 14, when the latch members 5 and 6 are rotated to the limit end during unlocking, the locking portions 5d and 6d are latched so as to come into contact with the stoppers 33 and 34 of the support plate 3 and stop. Each of the members 5 and 6 is provided. Further, as shown in FIG. 13, when the latch members 5 and 6 are rotated to the limit end during locking, the latching portions 5e and 6e are latched so as to come into contact with the stoppers 33 and 34 of the support plate 3 and stop. Each of the members 5 and 6 is provided.

  The stoppers 33 and 34 are provided in the vicinity of the latch members 5 and 6 on the upper and lower portions of the support plate 3 so that the latching portions 5d and 6d and the latching portions 5e and 6e of the latch members 5 and 6 are pressed when unlocked or locked. It protrudes from the outside of the support plate 3 so as to stop in contact therewith. As shown in FIG. 13 and the like, the stop positions of the latch members 5 and 6 at the time of locking are in a state in which the lock recesses 5c and 6c are located directly above, and the stop positions of the latch members 5 and 6 at the time of unlocking are As shown in FIG. 14, the lock recesses 5c and 6c are rotated about 50 ° rearward from the position directly above (vertical direction). A support roller 15 is pivotally supported on the lower side of the upper protrusion 3a of the support plate 3 so that when the front door is closed, the support roller 15 is placed on the sliding plate 45 of the support 42 fixed to the housing side. It rides and rolls.

  On the other hand, as shown in FIG. 14, the latch members 5 and 6 at the time of unlocking are rotated to the back side by raising of the connecting rod 4 to which the latch members 5 and 6 are connected, so that the locking portions 43 and 44 of the receiver 42 are engaged. The lock recesses 5c, 6c that hold the head face the back side, and the locking portions 43, 44 are detached therefrom, whereby the unlocking operation is performed.

  As shown in FIG. 13 and the like, the upper and lower latch members 5 and 6 are pivotally supported by pivots 5 a and 6 a so that the upper and lower latch members 5 and 6 can rotate with respect to the support plate 3. The upper end portion of the connecting rod 4 is connected by the connecting shaft 5b, the lower end portion of the connecting rod 4 is connected to the eccentric position of the latch member 6 by the connecting shaft 6b, and the latch members 5 and 6 are moved as shown in FIG. The locking member 43 and 44 of the receiver 42 pushes the upper portions of the latch members 5 and 6 forward by closing the front door and the latch member 5 in the clockwise direction of FIG. , 6 rotate, and is locked as shown in FIG.

  As shown in FIGS. 8 and 9, the connecting rod 4 that connects the upper and lower latch members 5 and 6 has a substantially central portion formed in a vertically long plate shape so as to be along the inner side of the intermediate support plate 30. The wide part 4c is formed by bending in a U-shape. The wide portion 4c is provided with an opening 4a into which the first engaging convex portion 8a of the cam member 8 enters, and the rotation locking member 9 is connected to the left side of the opening 4a, that is, the intermediate support plate 30 side. It is pivotally supported by the wide part 4c of the collar 4 via a pivot 9a. Further, as shown in FIG. 8, a switch operating piece 4d is provided near the lower portion of the connecting rod 4, and when the connecting rod 4 is raised and unlocked, an unlock signal is output from the non-contact switch 20. It has come to be.

  As shown in FIG. 8 and the like, the rotation locking member 9 is formed in a substantially L shape, and its substantially central portion is pivotally supported on the left side of the wide portion 4c of the connecting rod 4 by a pivot 9a. . A lever-like engagement portion 9c that engages with the first engagement convex portion 8a of the cam member 8 is formed at the front portion of the rotation locking member 9, and an engagement shaft is formed below the rotation locking member 9. The part 9b is attached.

  The engaging shaft portion 9b of the rotation locking member 9 is movably engaged with a long hole 37 with a locking hole 36 provided in the intermediate support plate 30, and as shown in FIG. When the rotation locking member 9 is rotated counterclockwise in FIG. 13 by the member 8, it is removed from the locking hole 36 and enters the long hole 37, and then rotated together with the connecting rod 4 by the spring force of the coil spring 11. The locking member 9 is moved upward as shown in FIG.

  When the front door is closed and locked, the pair of latch members 5 and 6 are pushed by the locking portions 43 and 4 of the receiving member 42 and rotated in the clockwise direction in FIG. When the spring 11 is lowered against the urging force of the spring 11, the engagement shaft portion 9b is engaged from the elongated hole 36 (the rotation locking member 9 is rotated clockwise in FIG. 13 by the spring force of the coil spring 11). As shown in FIG. 12, the coupling rod 4 and the latch members 5 and 6 are locked and locked.

  As described above, the connecting rod 4 is disposed on the inner side of the base frame 1 so as to be slidable up and down, and its upper end is connected to the eccentric position of the upper latch member 5 via the connecting shaft 5b. The lower end of 4 is connected to the eccentric position of the lower latch member 6 via a connecting shaft 6b. In addition, a wide portion 4c is formed in a substantially U-shape bent at an intermediate position of the connecting rod 4, that is, a position facing the cam member 8, and the rotation locking member 9 is provided on the left side of the wide portion 4c. It is pivotally supported via.

  As shown in FIG. 8 and the like, the rotation locking member 9 is formed in a substantially L shape, but a spring hooking portion 9d is provided on the back side thereof, and between the spring hooking portion 9d and the intermediate support plate 30, The coil spring 11 is stretched over the rotation locking member 9 so as to raise (up) the connection rod 4. Due to the urging force of the coil spring 11, when the unlocked front door is opened, the connecting rod 4 is lifted and raised through the rotation locking member 9 as shown in FIG. Is turned to the unlocked position.

  In addition, as described above, the front door 41 of the game machine is closed, and the locking portions 43 and 44 of the receiver 42 attached to the case 40 side of the game machine are the upper parts of the upper and lower latch members 5 and 6 (the edges of the lock recesses). When the latch members 5 and 6 are rotated clockwise from the state of FIG. 14 about the pivot shafts 5a and 6a, the latch members 5 and 6 are rotated to the locked position shown in FIG. The rotation locking member 9 moves from the state of FIG. 13 to the state of FIG. 12, that is, the engagement shaft portion 9 b of the rotation locking member 9 enters the locking hole 37 from the long hole 36 of the intermediate support plate 30. The connecting rod 4 and the upper and lower latch members 5 and 6 are locked and locked.

  As shown in FIG. 8 and the like, the switch operating rod 10 is slidably disposed outside the wide portion 4c of the connecting rod 4 (between the intermediate support plate 30). When the cylinder lock 7 is turned in the anti-unlock direction by the key and the cam member 8 is turned in the same direction, the switch operating rod 10 is lowered to turn on and off the non-contact switch 21 provided in the switch box 13. It is like that. For this purpose, as shown in FIG. 8, a switch operating piece 10 b projects from the lower part of the switch operating rod 10, and an engaging portion 10 a is provided at a position facing the cam member 8 of the switch operating rod 10. When the cam member 8 is rotated in the anti-unlocking direction by operating the cylinder lock 7, the second engaging convex portion 8b of the cam member 8 is engaged with the engaging portion 10a, and the switch operating rod 10 is lowered. It has become.

  Further, as shown in FIG. 8, a guide portion 10c is provided at the upper and lower portions of the switch operating rod 10 so as to project toward the connecting rod 4, and a guide hole 4b for engaging the guide portion 10c is provided in the connecting rod 4. The switch operating rod 10 is attached so that its guide portion 10c is engaged with the guide hole 4b of the connecting rod 4 so as to be slidable up and down. The switch operating rod 10 is provided with a spring hooking portion 10d. A coil spring 12 is stretched between the spring hooking portion 10d and the intermediate support plate 30, and the switch operating rod 10 is moved upward by the coil spring 12. Be energized.

  The non-contact switches 20 and 21 are mounted in a switch box 13 fixed to the left side of the substantially central portion of the base frame 1, and the switch operating pieces 4 d and 10 b of the switch operating rod 10 and the connecting rod 4 are also in the switch box 13. Inserted into. One non-contact switch 20 switches according to the movement of the switch operating piece 4d of the connecting rod 4 and outputs a signal at the time of unlocking, and the other non-contact switch 21 turns the cylinder lock 7 to the anti-unlock side. When the switch operating rod 10 is lowered via the cam member 8, a reset signal or the like is output. Thus, since the switch operating pieces 4d, 10b and the non-contact switches 20, 21 are accommodated in the switch box 13, the non-contact switches 20, 21 are damaged by interference with other members during the transportation of the locking device. There is no fear, and the possibility that the non-contact switches 20 and 21 operate illegally can be solved.

  Further, as shown in FIGS. 2 and 8, a cover body 14 is attached so as to cover the back side of the base frame body 1 in the vicinity of the cylinder lock 7. The cover body 14 is attached so as to completely cover the intermediate support plate 30, the rotation locking member 9, the coil springs 11 and 12, and the cam member 8, and thereby the clearance on the free end side of the front door 41. Even when an unauthorized device such as a wire is inserted from the middle, the intermediate support plate 30, the rotation locking member 9, the coil springs 11 and 12, and the cam member 8 are prevented from touching the unauthorized device, and unauthorized unlocking is performed. It comes to prevent.

  Next, the operation of the locking device configured as described above will be described. As shown in FIG. 15, the locking device is vertically fixed to the free end side (right side toward the inside) of the front door 41 of the game machine via the mounting plate 2, and is positioned in the opposite position (right side) in the housing 40. A vertically long receiving member 42 is attached to the inner surface of the wall.

  As shown in FIGS. 14 and 15, the holder 42 is provided with axial pin-shaped locking portions 43, 44 projecting in the horizontal and lateral directions near the upper and lower portions of the band-shaped mounting plate, and further, the locking portion A sliding plate 45 is formed at a position corresponding to the support roller 15 below 43, and such a receiver 42 is vertically fixed to the inner wall surface of the housing 40. The locking device is attached vertically inside the front door 41, and is attached so that the keyhole of the cylinder lock 7 is exposed on the front surface of the front door 41.

  In the unlocked state of the locking device, as shown in FIG. 14, the engaging shaft portion 9 b of the rotation locking member 9 is at the upper end of the elongated hole 63 with the locking hole, and the connecting rod 4 is the urging force of the coil spring 11. The upper and lower latch members 5 and 6 are opened by tilting the lock recesses 5c and 6c to the back side by about 50 ° with respect to the vertical direction.

  When the front door 41 is closed with respect to the housing 40 in this state, the upper and lower engaging portions 43 and 44 of the receiving member 42 act so as to push in the edges of the lock recesses 5c and 6c of the latch members 5 and 6. The latch members 5 and 6 rotate in the clockwise direction in FIG. Along with this, the latch members 5 and 6 rotate about the pivot shafts 5 a and 6 a in the clockwise direction of FIGS. 13 and 14, and the connecting rod 4 descends against the urging force of the coil spring 11. At this time, when the latch members 5 and 6 are rotated to the locking position shown in FIG. 13 and the connecting rod 4 is lowered, the rotation locking member 9 is changed from the state of FIG. 13 to the state of FIG. 12, that is, the rotation locking member. 9 is moved from the elongated hole 36 of the intermediate support plate 30 to the entrance of the locking hole 37 by the spring force of the coil spring 11, and at this time, the rotation locking member 9 is moved by the spring force of FIG. The connector 4 and the upper and lower latch members 5 and 6 are locked at the locking position, and the locking portions 43 and 44 of the receiving member 42 are latched by the latch members 5 and 6. Are locked in the lock recesses 5c and 6c, and are locked as shown in FIG.

  On the other hand, when unlocking the front door 41, when a key is inserted into the cylinder lock 7 and the key is turned clockwise, the cam member 8 rotates in the same direction, and the first engaging convex portion 8a of the cam member 8 As shown in FIG. 16, it engages with the engaging portion 9c of the rotation locking member 9, and at this time, the rotation locking member 9 is pushed by the first engagement convex portion 8a of the cam member 8, The pivot shaft 9a is pivoted slightly counterclockwise in FIG. 13, and the engagement shaft portion 9b of the pivot locking member 9 is moved to the position shown in FIG. At this time, the engaging shaft portion 9 b that has been locked in the locking hole 37 is released, and the rotation locking member 9 rises together with the connecting rod 4 by the biasing force of the coil spring 11, and the connecting rod 4 As shown in FIG. 14, the upper and lower latch members 5 and 6 are rotated counterclockwise as shown in FIG. 14, and the lock recesses 5c and 6c are opened to the back side. The stoppers 43 and 44 are released from the restraint and are unlocked.

  In this way, when the unlocking operation is performed, when the cam member 8 is rotated by rotating the cylinder lock 7, the engagement shaft portion 9 b of the rotation locking member 9 is unlocked, and then the coil spring 11 is operated. Since the connecting rod 4 is lifted by the urging force and the latch members 5 and 6 are rotated in the unlocking direction, the rotation locking member 9 is rotated and released only by a slight rotation operation of the cylinder lock 7. The lock operation can be performed easily and smoothly. Further, when the front door 41 is closed and locked, the upper and lower latch members 5 and 6 may be rotated against the urging force of one coil spring 11, and the spring force of the coil spring 11 is compared. Therefore, even when the front door 41 is closed, it can be locked easily.

  In the above embodiment, the latch members 5 and 6 are attached to the outside of the support plate 3, but the upper and lower latch members are pivotally supported on the inner side of the support plate 3 (the inner side of the base frame body 1) via a pivot. The intermediate support plate and the upper and lower support plates may be integrated, and the connecting rod may be slidably disposed inside the support plate.

DESCRIPTION OF SYMBOLS 1 Base frame body 2 Mounting plate 3 Support plate 4 Connection rod 5 Latch member 5a Pivot 5b Connection shaft 5c Lock recessed part 5d Lock part 5e Lock part 6 Latch member 6a Pivot 6b Connection shaft 6c Lock recessed part 7 Cylinder lock 7a Lock shaft 8 Cam member 9 Rotating locking member 9a Pivoting shaft 9b Engaging shaft portion 9c Engaging portion 30 Intermediate support plate 31 Opening recess 33 Stopper 34 Stopper 36 Long hole 37 Locking hole 40 Housing 41 Front door 42 Receiving member 43 Locking portion 44 Locking part

Claims (4)

A long connecting rod is slidably disposed along the support plate of the vertically long base frame body having a mounting plate and a support plate formed in a substantially L shape, and a cylinder lock is mounted on the mounting plate. The lock shaft is attached so as to be inserted into the base frame body, a cam member is fixed to the lock shaft of the cylinder lock, and a pair of latch members having groove-shaped lock recesses are received on the upper and lower sides of the support plate. The base frame is attached to the inner side of the front door of the game machine, and the supporter is attached to the inner side of the case of the game machine. In the locking device of the attached game machine,
The pair of latch members are connected by a connecting rod through a connecting shaft,
A long hole with a locking hole is formed along the longitudinal direction in the support plate in the vicinity of the cam member,
A rotation locking member is pivotally supported by the connecting rod in the vicinity of the cam member so as to be rotatable,
While the rotation locking member is provided with an engagement shaft portion, the engagement shaft portion is movably engaged in the elongated hole with the engagement hole,
A coil spring is stretched between the support plate and the rotation locking member by urging the rotation locking member and the connecting rod toward the unlocking side,
When the front door is closed, the latch member is pressed by the locking portion of the receiving member and rotates to the locking side, and the connecting rod slides to the locking side together with the rotation locking member, The rotation locking member is locked to the locking hole when the engaging shaft moves through the long hole with the locking hole and reaches the locking hole. The rotation locking member and the connecting rod are locked in the locked position by the locking of the upper and lower latch members are locked in the locked state,
At the time of unlocking operation by the cylinder lock, when the rotation locking member is rotated to the unlocking side against the urging force of the coil spring by the cam member, the engagement shaft portion is the locking hole. A game machine, wherein the latch member is moved out of the engagement hole of the attached long hole and moved to the long hole, and the latch member is rotated to the unlocking side through the connecting rod by the biasing force of the coil spring. Locking device.   The support plate in the vicinity of the cam member is formed as an intermediate support plate that is separated from the other support plate portion and shifted laterally, and the long hole with the locking hole is formed in the intermediate support plate along the longitudinal direction. The connecting rod and the upper and lower latch members are disposed outside the support plate, and the portion of the connecting rod on which the rotation locking member is pivotally supported is disposed inside the intermediate support plate. The game machine locking device according to claim 1, wherein:   A cover body is attached to cover the back side of the base frame body near the cylinder lock, and the intermediate support plate, the rotation locking member, the coil spring, and the cam member are covered by the cover body. The game machine locking device according to claim 2, wherein:   A switch operating rod is disposed along the support plate of the base frame body, a switch operating piece is provided on each of the connecting rod and the switch operating rod, and a non-contact switch that is turned on and off according to the movement of the switch operating piece is provided. 2. The game machine locking device according to claim 1, wherein the game machine locking device is mounted in a switch box fixed to the base frame.

Images