JP4707630B2 - Pachinko machine locking device - Google Patents

Description

  The present invention relates to a locking device for a pachinko machine that is attached to the inside of a front frame of a pachinko machine, locks the front frame to a main body frame, and locks a glass frame to the front frame.

  As a locking device for locking the front frame of the pachinko machine to the main body frame, a connecting rod is slidably disposed inside a base frame body having an L-shaped or U-shaped mounting plate and a support plate. The hook member is connected to the connecting hook on the upper and lower parts of the support plate and pivotally supported so that the cylinder lock is inserted into the middle part of the mounting plate from the hole provided in the mounting plate. A locking device is generally used in which a cam plate is fixed and a cam plate that engages with a connecting rod is fixed to the tip of the lock shaft.

  This type of locking device rotates a cam plate by rotating a lock shaft of a cylinder lock with a key, and slides a connecting rod engaging with the cam plate up and down. In this structure, the hook member to be connected is tilted, and the hook member is disengaged from the metal fitting and unlocked. However, even in the locked state, that is, when the heel member is engaged with the receiving metal fitting, if the heel member is moved by applying a direct force, it can be tilted, so there is a gap in a part of the pachinko machine. When a wire or the like is inserted into the gap from the gap and tilted by directly applying a force to the eaves member with the wire or the like, there is a problem that the front frame is unlocked without using a key.

Therefore, the present inventors provide a mechanism for pivotally supporting the locking member that locks the movement of the locking rod for the front frame when the locking is completed, and providing a mechanism for releasing the locking of the locking member when unlocked. Patent Document 1 below proposes a locking device that prevents such unauthorized unlocking.
JP 2003-325918 A

  The locking device that locks the locking rivet for the front frame at the time of locking to prevent unauthorized unlocking, closes the front frame of the pachinko machine with respect to the main body frame, locks the heel member to the locking portion of the metal fitting, When the locking is completed, the locking member locks the locking rod and the locking member is locked. As a result, even if an attempt is made to perform unauthorized unlocking by inserting a wire or the like through the gap between the main frame and the front frame of the pachinko machine and directly moving the locking rod or collar, the locking rod or collar in the locked state is locked. It does not move and prevents unauthorized unlocking.

  However, in the above locking device, the front frame locking bar can be locked during locking to prevent unauthorized unlocking of the front frame, but the glass frame locking bar disposed in the same base frame cannot be locked. Because no member is provided, the locking function does not work during locking, and the tip of an unauthorized device such as a wire can be hooked on the locking rod for the glass frame to release the lock, and the glass frame can be unlocked illegally. There was sex.

  The present invention has been made to solve the above-described problems, and covers the back and side surfaces of the inside of the base frame in which the cam member of the cylinder lock is located to prevent unauthorized unlocking by an unauthorized instrument such as a wire. An object of the present invention is to provide a locking device for a pachinko machine.

  In order to achieve the above object, the locking device according to claim 1 of the present invention is such that a front frame locking rod having an upper portion and a lower portion integrally formed with a flange portion is slidable along the support plate of the base frame body. A glass frame locking rod formed integrally with a collar portion at the upper and lower portions is slidably disposed along the support plate, and a cylinder lock is attached to an intermediate portion of the base frame body, A cam member that is engaged with the front frame locking rod or the glass frame locking rod according to the rotation direction is fixed to the tip of the lock shaft of the cylinder lock, and the base frame is vertically attached to the front frame of the pachinko machine, The hook part is locked to the locking part of the metal fitting attached to the main body frame side of the pachinko machine to lock the front frame, and a part of the glass frame attached to the inside of the front frame so as to be opened and closed is glass. In a locking device of a pachinko machine that locks the glass frame by being locked to a collar portion of the frame locking hook, the base frame Is formed into a channel material shape having a U-shaped cross section, and when one surface of the base frame body to which the cylinder lock is attached is a front surface, a wall portion is formed on the right side surface and the back surface of the base frame body, An opening is formed at a position opposite to the cam member on the back surface of the base frame body, and a cover member for closing the opening is provided to be openable / closable or detachable.

  The locking device according to claim 2 is the locking device of the pachinko machine according to claim 1, wherein a locking member is pivotally supported on a side portion in the vicinity of the collar portion of the front frame locking rod, A locking member is pivotally supported on a side portion in the vicinity of the collar portion of the frame locking rod, and the front frame locking member is locked to a receiving bracket on the main body frame side when the front frame is locked. The locking part for locking the movement of the glass frame is provided, and the locking member for the glass frame is provided with a locking part for locking the movement of the glass frame locking rod by being locked to a part of the glass frame when the glass frame is locked. An unlocking member is slidably disposed along the front frame locking rod and the glass frame locking rod to engage with a cam member that is rotated by an unlocking operation of the cylinder lock. , Engagement part and glass frame for swinging lock member of front frame locking rod in unlocking direction Wherein the engagement portion for swinging the lock member Jo杆 the unlocking direction is provided.

  The locking device according to claim 3 of the present invention is the locking device of the pachinko machine according to claim 1, wherein the cover member has a handle at the tip and slides in the longitudinal direction of the base frame. Then, the opening is opened and closed, and when the opening is opened, it is housed inside the wall on the right side surface of the base frame.

  According to a fourth aspect of the present invention, there is provided the locking device of the pachinko machine according to the first aspect, wherein the cover member is integrally formed in a shape that closes the opening with a synthetic resin. An engaging claw that is engaged with an edge portion of the wall portion on the back surface of the base frame body is provided at the end portion.

  According to the locking device of claim 1 having the above-described configuration, when the base frame body is formed in a channel material shape having a U-shaped cross section and one surface of the base frame body to which the cylinder lock is attached is the front surface, Since the wall is formed on the right side and the back, pachinko machines usually have a locking device installed vertically on the free end side of the front frame, that is, on the right edge of the front frame. The gap on the free end side is located in the vicinity of the right side surface of the base frame body, but walls are formed on the right side surface and the back surface of the base frame body so that the cam members and the like inside the base frame body are covered with the wall. Therefore, even if an illegal instrument such as a wire is inserted into the front frame from the gap on the free end side and the cam member inside the base frame is to be illegally rotated, the illegal instrument reaches the inside of the base frame. Unauthorized unlocking can be prevented.

  In addition, an opening is formed at a position opposite to the cam member on the back surface of the base frame body, and a cover member that closes the opening is provided so as to be openable and detachable. Therefore, when adjusting the cam member or replacing the cylinder lock If necessary, the work can be performed with the cover member opened.

  Further, according to the locking device of the second aspect, the locking members are pivotally supported by the front frame locking rod and the glass frame locking rod, respectively. When the front frame is locked, the front frame locking rod is locked by the locking member. Since the glass frame locking rod is locked by the lock member when the glass frame is locked, unauthorized unlocking such as moving the front frame locking rod or the glass frame locking rod by an unauthorized device such as a wire can be prevented. Further, during the unlocking operation, the lock member can be unlocked by the movement of one unlocking member, and unlocking can be performed, and the locking device can be formed with a relatively small number of parts and a simple structure. it can. Further, since the lock member is pivotally supported on the side portion near the collar portion of the front frame locking rod and the side portion near the collar portion of the glass frame locking rod, the shape of the lock member can be reduced in size. In addition, it is possible to reduce the size of the receiving metal fitting to which the locking portion of the lock member is locked and the collar portion is locked.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 is a front view of a locking device for a pachinko machine, FIG. 2 is a right side view thereof, and FIG. 3 is a left side view thereof. 4 shows a rear view thereof, FIG. 5 shows a plan view thereof, and FIG. 6 shows a perspective view from the rear side. In general, the locking device is configured such that a front frame locking rod 4 and a glass frame locking rod 5 are slidably attached to the outside of the support plates 3a and 3b of the vertically long base frame 1 so that the base frame 1 When the lock shaft 7a of the cylinder lock 7 attached to the front mounting plate 2 is rotated, the cam member 10 fixed to the lock shaft 7a is selectively used as the front frame locking rod 4 or the glass frame locking rod 5. It is configured to engage and slide to unlock.

  The base frame 1 is formed in a channel shape having a substantially U-shaped cross section, and the wall portions 1a, 1b, and 1c of the three surfaces are bent at right angles to each other, that is, in a square shape. The wall portion 1c is a mounting plate 2 that forms the front surface of the base frame body 1, the wall portion 1a is formed on the right side toward the front surface (wall portion 1c in FIG. 1), and the wall portion is formed on the back side. 1b is formed. The cylinder lock 7 is attached to the attachment plate 2 via the flange 7b so that the cylinder lock 7 protrudes to the front side of the attachment plate 2 which is the front of the locking device. The mounting plate 2 is provided with a plurality of mounting holes for inserting mounting screws into the front frame.

  In the base frame body 1 having a U-shaped cross section, an opening is formed on the left side as viewed from the front, a wall 1a is formed on the right side of the base frame 1, and a wall 1b is formed on the back thereof. . Thereby, the structure of the base frame body 1 becomes a shape in which three sides are closed as a U-shaped cross section by the front mounting plate 2 (wall portion 1c), the right side wall portion 1a, and the rear wall portion 1b. Yes. An opening 1e is formed and opened in a portion facing the cylinder lock 7 in the wall portion 1b on the back for attaching and detaching the cylinder lock 7 and the like. In the opening 1e of the wall 1b, a cover member 19 is slidably disposed inside the back wall 1b.

  As shown in FIGS. 9 and 10, the cover member 19 is formed by bending a plate material so as to have an L-shaped cross section, a guide hole 19 b is formed in the side portion, and the wall portion on the right side surface of the base frame body 1. A guide pin is inserted into the guide hole 19b so as to slide along 1a, and its tip is fixed to the wall 1a. Thereby, the cover member 19 slides so as to open and close the opening 1e. As shown in FIG. 10, the opening 1e of the wall 1b is closed by sliding the cover member 19 after the cylinder lock 7 and the cam member 10 are attached. By covering the opening 1e of the wall 1b with the cover member 19, the front, back, and right side of the periphery of the cam member 10 are completely covered. On the other hand, as shown in FIG. 7, a reinforcing member 1 d obtained by bending a metal plate into a substantially U-shape is provided between the mounting plate 2 (wall portion 1 c) and the wall portion 1 b at the upper end portion and the lower end portion in the base frame body 1. The mounting plate 2 (wall portion 1c) and the wall portion 1b are reinforced by being fitted and fixed.

  Further, support plates 3a and 3b are bent at right angles to the front and back sides of the base frame 1 at the edges of the base frame 1 toward the back and front edges, that is, the openings. , Integrally projecting. As shown in FIGS. 7 and 8 and the like, the base frame 1 is locked with a front frame 21 described later on the outside (left side facing the front) of the support plate 3a protruding on the back side. A front frame locking rod 4 is slidably attached up and down via a guide pin 4d, and a glass frame locking rod 5 is provided on the outer side (left side as viewed from the front side) of the support plate 3b protruding from the front side. Attached so as to be vertically slidable through the guide pin 5d.

  As will be described later, the locking device is attached to the inside of the free end side end portion of the front frame 21 of the pachinko machine. In this case, the base frame is close to the mating portion with the main body frame 20 on the free end side of the front frame 21. The right side surface of the body 1 is closed by the wall 1a, and the back side is also closed by the wall 1b, whereby the wire inserted from the gap between the front frame 21 and the main body frame 20 on the free end side is inserted. Such illegal devices are blocked by these wall portions 1a, 1b, and are difficult to reach the front frame locking rod 4, the glass frame locking rod 5, and the like.

  As shown in FIG. 8, an opening for attaching the cylinder lock 7 is formed below the intermediate portion of the mounting plate 2 of the base frame body 1, and the cylinder lock 7 having the flange 7 b is connected to the opening from the inside. The keyhole tip is inserted so as to protrude outward, the flange 7b is applied to the inside of the mounting plate 2, and a fixing screw is inserted into the mounting hole of the flange 7b to be fastened and fixed. As shown in FIGS. 7 and 8, the cam member 10 is fixed to the lock shaft 7 a of the cylinder lock 7.

  The cam member 10 is provided with a first engagement convex portion 10a and a second engagement convex portion 10b. When the key inserted into the cylinder lock 7 is turned clockwise, the cam member 10 rotates counterclockwise in FIG. The first engaging convex portion 10a engages with the engaging portion 4f (FIG. 7) of the front frame locking rod 4 and slides it upward. At this time, the first engaging convex portion 10a engages with the engaging portion 6c of the lock release member 6 and slides it upward. On the other hand, when the key is turned counterclockwise to unlock the glass frame 22, the cam member 10 rotates clockwise in FIG. 4, and the second engagement convex portion 10 b engages with the glass frame locking rod 5. Engage with the portion 5f (FIG. 7) and slide it downward.

  As shown in FIGS. 7 and 8, the front frame locking hook 4 is formed in a band shape, and is hooked on the upper and lower ends of the band-like main body so that hook-like hook parts 4a and 4b protrude to the back side. The part is formed so as to face downward. Further, guide holes 4c are formed in the vicinity of the upper end and lower end of the front frame locking rod 4, and the engaging portion 4f is camped at a position corresponding to the cam member 10 of the cylinder lock 7 below the middle portion of the belt-like body. It is formed to be able to engage with the member 10. In particular, as shown in FIG. 8, a recess 4g is formed at the middle upper position of the belt-like body, and the front frame locking rod 4 is attached to the outside of the support plate 3a via guide pins 4d and 4e. The recess 4g enters the inside of the base frame 1. Thereby, the recessed part 4g of the front frame locking rod 4 enters the base frame body 1 and is hidden, so that an unauthorized instrument inserted from the free end side of the front frame does not easily reach the front frame locking rod 4.

  A lock member 8 is pivotally supported by a pivot 8a in the vicinity of the flange 4b at the lower portion of the front frame locking rod 4. The locking member 8 locks its sliding even when a force is applied from the outside when the front frame locking rod 4 is in a locked state, and a locking portion 8b is formed at one end thereof, When the frame 21 is closed and the collars 4a and 4b are locked to the upper receiving metal 23 and the lower receiving metal 24, the engaging part 8b is locked to the engaging part 24a of the lower receiving metal 24 and the front frame is locked. Lock 杆 4. An engaging portion 8c is provided at the other end of the lock member 8 to release the lock. When the engagement portion 8c is pushed up by a push-up portion 6d of the lock release member 6 described later, the engagement portion 8c operates to swing the lock member 8 in the lock release direction.

  As shown in FIGS. 7 and 8, the glass frame locking rod 5 is formed in a band shape, and is hooked to the upper end portion and the lower end portion of the band-shaped main body so as to protrude hook-shaped flange portions 5a and 5b to the front side. The part is provided upward. Further, guide holes 5c are formed in the vicinity of the upper end and lower end of the glass frame locking rod 5, and the engaging portion 5f is located at a position corresponding to the cam member 10 of the cylinder lock 7 at the lower portion of the belt-like body. And can be engaged with each other. Further, as shown in FIG. 8, a recess 5 h is formed at the middle position of the belt-shaped main body, and when the glass frame locking rod 5 is attached to the outside of the support plate 3 b via the guide pins 5 d and 5 e, The recess 5 h is structured to enter the inside of the base frame body 1. As a result, the recessed portion 5 h of the glass frame locking rod 5 enters the base frame body 1 and is hidden, so that an unauthorized instrument inserted through the gap does not easily reach the glass frame locking rod 5.

  Furthermore, a lock member 9 is pivotally supported by a pivot 9a in the vicinity of the lower flange portion 5b of the glass frame locking rod 5. The lock member 9 locks its sliding even when a force is applied from the outside when the glass frame locking bar 5 is in the locked state, and a locking portion 9b is formed at one end of the glass member. When the frame 22 is closed and the hooks 5a and 5b are locked to the glass frame receiving metal 25, the locking part 9b is locked to the locking part 25c of the glass frame receiving metal 25, and the glass frame locking bar 5 is attached. Lock it. An engaging portion 9c is provided at the other end of the lock member 9 to release the lock. When the engaging portion 9c is pushed down by a push-down portion 6e of the lock release member 6 described later, the engagement portion 9c operates to swing the lock member 9 in the lock release direction.

  Spring members (coil springs and torsion springs) 8d and 9d are mounted on the lock members 8 and 9, respectively, and the lock members 8 and 9 are urged in the locking direction by the spring members 8d and 9d. Further, a spring member (coil spring) 13 is stretched between the front frame locking rod 4 and the glass frame locking rod 5 and is biased toward the locking side.

  As shown in FIG. 3, a lock release member 6 for releasing the lock of the lock members 8 and 9 is slidably arranged in the vicinity of the cylinder lock on the leftmost side of the locking device. As described above, the lock member 8 locks the front frame lock rod 4 in the locked state, and the lock member 9 locks the glass frame lock rod 5 in the locked state, but the cam member 10 is operated by operating the cylinder lock 7 with a key. When the cam member 10 is engaged with the front frame locking rod 4 or the glass frame locking rod 5 and moved in the unlocking direction, the lock member 8 or the lock member 9 is unlocked to release the lock. 8 or the lock member 9 is swung. In order to release the lock by the lock member 8 or the lock member 9, the lock release member 6 is slidably attached to the leftmost part of the apparatus.

  As shown in FIG. 7, guide holes 6a and 6b are provided in the upper and lower portions of the unlocking member 6, guide pins 11 and 12 are inserted into the guide holes 6a and 6b, and the front ends of the lock release members 6 4 is fixed. A push-down part 6e is provided at the upper part of the unlocking member 6, a push-up part 6d is provided at a lower part of the unlocking member 6, and the push-down part 6e is an engaging part of the lock member 9 that locks the glass frame locking rod 5. Engage 9c and swing it in the unlocking direction. Further, the push-down portion 6d engages with the engagement portion 8c of the lock member 8 that locks the front frame locking rod 4 and swings it in the unlocking direction. An engaging portion (rectangular hole) 6c that engages with the cam member 10 is provided at an intermediate portion of the lock releasing member 6, and the lock releasing member 6 is slid by the operation of the cam member 10 to release the lock. .

  As shown in FIGS. 11 and 12, the locking device having the above-described configuration is exposed at the front end of the cylinder lock 7 on the inner side of the free end side (right end in front view of the front frame 21) of the front frame 21 of the pachinko machine. In the state where the flanges 4a and 4b are directed to the main body frame 20 side, they are attached vertically using the attachment plate 2. The flange portions 5 a and 5 b of the glass frame locking rod 5 are mounted in a state of protruding into the space for the glass frame 22 provided on the front side of the front frame 21.

  As shown in FIG. 6 and the like, the right side surface of the base frame body 1 is closed by the wall portion 1a and the back surface thereof is also closed by the wall portion 1b. Even when is inserted, it is difficult for the tip of a wire or the like to reach the inside of the base frame 1. Further, for the front frame locking rod 4, the glass frame locking rod 5, and the lock members 8 and 9 located outside the support plates 3a and 3b, the walls 1a and 1b and the support plates 3a and 3b are walls. The tip of a wire or the like cannot be reached. This is very effective for preventing unauthorized unlocking using an unauthorized device such as a wire.

  As shown in FIGS. 11 and 12, an upper receiving bracket 23 having a locking portion 23 a is attached to a corresponding position of the flange portion 4 a inside the main body frame 20, and a lower receiving bracket 24 having a locking portion 24 a is provided. It is attached to the corresponding position of the flange 4b.

  On the other hand, on the inner side of the free end side of the glass frame 22 attached to the front surface of the front frame 21 so as to be openable and closable, a glass frame upper bracket 25a is provided. The 5 collar 5a is locked. In addition, a lower metal fitting 25b is provided below the free end side of the glass frame 22, and the flange portion 5b of the glass frame locking rod 5 is locked to the lower metal fitting 25b. The upper metal fitting 25 a and the lower metal fitting 25 b can also be formed by a frame body attached to the inside of the glass frame 22. Further, a hook-shaped locking portion 25c for locking the locking portion 9b of the locking member 9 of the glass frame 22 is provided below the lower receiving metal fitting 25b, and the locking portion 9b of the locking member 9 is locked. The glass frame locking rod 5 is prevented from descending by being locked to the portion 25c.

  When the front frame 21 is closed with respect to the main body frame 20, the inclined portions of the upper and lower flange portions 4a and 4b of the front frame locking rod 4 hit the locking portions 23a and 24a on the main body frame 20 side, and the front frame locking rod 4 temporarily When the hooks 4a and 4b are locked to the locking parts 23a and 24a, the front frame locking bar 4 moves downward and the locking part 8b of the lock member 8 is lowered. It is locked from the lower side to the locking lower edge portion of the receiving metal 24, and is locked. At this time, as shown in FIG. 13, the flange portion 4 b is locked to the upper portion of the locking portion 24 a, and the locking portion 8 b of the lock member 8 pivotally supported by the front frame locking rod 4 is The locking lower edge is locked to the lower portion, and the locking portion 24 a of the lower metal fitting 24 is locked so as to be sandwiched from above and below by the flange 4 b and the lock member 8.

  For this reason, the front frame locking rod 4 cannot be moved using an unauthorized instrument such as a wire without using a key, and unauthorized unlocking by the unauthorized instrument can be effectively prevented. Further, the lock member 8 is pivotally supported in the vicinity of the flange portion 4 b of the front frame locking rod 4, and locked so that the locking portion 24 a of the lower metal fitting 24 is sandwiched between the flange portion 4 b and the locking portion 8 b of the lock member 8. For this reason, the shape of the lower receiving metal 24 can be reduced, and the front frame locking rod 4 can be securely locked.

  On the other hand, when the glass frame 22 is closed with respect to the front frame 21, the inclined portions of the upper and lower flange portions 5a, 5b of the glass frame locking rod 5 hit the upper receiving metal 25a and the lower receiving metal 25b on the glass frame 22 side. When the locking rod 5 is once slid downward and the flange portions 5a and 5b are locked to the upper and lower receiving metal fittings 25a and 25b, the glass frame locking rod 5 moves upward and the lock member 9 is engaged. The stopper portion 9b is locked to the lower locking portion 25c of the lower metal fitting 25b, and the glass frame 22 is locked as shown in FIG. In this locked state, as shown in FIG. 11, the locking portion 9b of the lock member 9 pivotally supported by the glass frame locking rod 5 is locked by the hook-shaped locking portion 25c, and the glass frame locking rod 5 is moved up and down. Since the movement, in particular, the lowering operation is locked, unauthorized unlocking using an unauthorized instrument such as a wire without using a key can be effectively prevented.

  When the front frame 21 is unlocked with a key, the key is inserted into the cylinder lock 7, the lock shaft 7a is rotated, and the cam member 10 is rotated counterclockwise in FIG. At this time, as shown in FIG. 14, the first engaging convex portion 10 a of the cam member 10 first hits the engaging portion 6 c of the unlocking member 6 and slides it upward. At this time, the push-up portion 6d of the lock release member 6 pushes the engagement portion 8c of the lock member 8, whereby the lock member 8 rotates counterclockwise in FIG. Detach from the latching lower edge of the lower receiving metal 24. Further, when the first engaging convex portion 10a of the cam member 10 rotates and engages with the engaging portion 4f of the front frame locking rod 4 and operates to lift the front frame locking rod 4 upward, the locking member 8 is unlocked, the front frame locking rod 4 slides upward, the collar portions 4a and 4b are detached from the locking portions 23a and 24a, and the front frame 21 is unlocked. .

  In this way, when the key is turned to the right and the first engagement convex portion 10a of the cam member 10 is rotated in the same direction, the lock release member 6 is slid and the lock member 8 is swung to be locked. The front frame locking hook 4 can be moved in the unlocking direction while removing the hooks, and the hooks 4a and 4b can be slid to unlock them.

  On the other hand, when the glass frame 22 is unlocked, when the key inserted into the cylinder lock 7 is turned counterclockwise, the cam member 10 rotates in the same direction, and the second engaging convex portion 10b is as shown in FIG. First, it hits a part of the unlocking member 6 and slides it downward. At this time, the push-down portion 6e of the lock release member 6 pushes the engagement portion 9c of the lock member 9, whereby the lock member 9 is rotated in the clockwise direction in FIG. 15, and the locking portion 9b of the lock member 9 is glass. The frame is detached from the locking portion 25c of the lower metal fitting 25.

  Further, when the second engaging convex portion 10b of the cam member 10 rotates and engages with the engaging portion 5f of the glass frame locking rod 5 and operates to push down the glass frame locking rod 5, the locking member 9 is unlocked by the locking portion 9b, the glass frame locking rod 5 is slid downward, the flange portions 5a and 5b are detached from the upper receiving metal fitting 25a and the lower receiving metal fitting 25b, and the glass frame 22 is opened. Locked.

  In this way, the locking members 8 and 9 are pivotally supported by the front frame locking rod 4 and the glass frame locking rod 5, respectively, and the front frame locking rod 4 is locked by the locking member 8 when the front frame is locked. Since the glass frame locking rod 5 is locked by the lock member 9 when the glass frame is locked, unauthorized unlocking such as moving the front frame locking rod 4 or the glass frame locking rod 5 with an unauthorized tool such as a wire can be prevented. . Further, at the time of unlocking operation, the lock members 8 and 9 can be unlocked and unlocked by the movement of one lock release member 6, and can be locked with a relatively small number of parts and a simple structure. A device can be formed.

  Furthermore, the base frame body 1 is formed in a channel material shape in a U-shaped cross section, the wall portion 1a is formed on the right side toward the front of the base frame body 1, and the wall portion 1b is also formed on the back surface. A cover member 19 is provided to cover the opening 1e provided at a corresponding position of the cam member 10. Thereby, the cam member 10 of the lock shaft of the cylinder lock 7 attached to the attachment plate 2 which becomes the front wall portion 1c of the base frame body 1 is closed by the three wall portions 1a to 1c and the cover member 19. Arranged in space. And the front frame locking rod 4 and the glass frame locking rod 5 are the left side edge of the support plate 3a extended from the left side edge of the back wall 1b of the base frame body 1 to the back side and the front side mounting plate 2. It is arranged on the left side (the part far from the free ends of the front frame 21 and the glass frame 22) of the support plate 3b extending from the section to the front side.

  Therefore, an illegal instrument such as a wire is inserted from the gap between the free end side of the main body frame 20 and the front frame 21 (right end toward the front of the pachinko machine), and the tip of the illegal instrument reaches the base frame 1. However, the cam member 10, the front frame locking rod 4, the glass frame locking rod 5 and the like are hidden on the left side of the base frame 1, and the wall portions 1a to 1c of the base frame 1 effectively block unauthorized devices. As a result, it is not possible to move the locking bowl or the like, and unauthorized unlocking can be prevented. Further, when the cam member 10 is adjusted or the cylinder lock 7 is replaced, as shown in FIG. 16, the cover member 19 is slid to open the opening 1e, and the replacement work is easily performed. be able to.

  FIG. 17 shows another embodiment of the cover member. The cover member 29 is integrally formed of a synthetic resin in a substantially box shape, and is formed into a size that can be closely inserted into the opening 1 e of the base frame body 1 from the back side. Further, locking claws 29a are provided on both sides of the cover member 29, and when inserted into the opening 1e of the base frame 1, the edges of the wall 1b of the base frame 1 as shown in FIG. The cover member 29 is attached by locking the locking claw 29a to the portion. The locking claw 29a has spring elasticity and can be elastically deformed, and the cover member 29 can be removed from the opening 1e of the base frame 1 by deforming the locking claw 29a inward. Therefore, the cover member 29 can also cover the vicinity of the cam member 10 on the back side of the base frame 1, and the cover member 29 can be removed when the cylinder lock 7 is exchanged. it can.

It is a front view of the locking device which shows one Embodiment of this invention. It is a right view of the locking device. It is a left view of the same device. It is a rear view of the same apparatus. It is an enlarged plan view of the locking device. It is a perspective view from the back side of the locking device. It is a decomposition | disassembly left view of the locking device. It is a disassembled rear view of the locking device. 3 is a perspective view of a cover member 19. FIG. It is an expansion perspective view of the state where cover member 19 was closed. It is the left view which showed the use condition of the locking device and closed the front frame and the glass frame. It is a left view of the state which opened the front frame with respect to the main body frame, and opened the glass frame with respect to the front frame. It is explanatory drawing which shows the movement at the time of closing and locking a front frame. It is explanatory drawing which shows a motion of the front frame locking rod and the lock member 8 when the front frame is unlocked. It is explanatory drawing which shows the motion of the glass frame locking rod 5 and the lock member 9 at the time of unlocking a glass frame. (A) is an enlarged perspective view of the state in which the cover member 19 is half-opened, and (b) is an enlarged perspective view of the state in which the cover member 19 is completely opened. 4 is an enlarged perspective view of a cover member 29. FIG. It is a partial expansion perspective view of the state where cover member 29 was attached.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Base frame 1a Wall part 1b Wall part 1c Wall part 1e Opening part 2 Mounting plate 3a Support plate 3b Support plate 4 Front frame locking hook 4a Hook part 4b Hook part 5 Glass frame locking hook 5a Hook part 5b Hook part 7 Cylinder lock DESCRIPTION OF SYMBOLS 10 Cam member 10a 1st engagement convex part 10b 2nd engagement convex part 19 Cover member 20 Main body frame 21 Front frame 22 Glass frame

Claims (4)

A glass frame lock with a front frame locking rod formed integrally with the upper and lower portions, slidably supported along the support plate of the base frame, and an upper portion and lower portion integrally formed with the flange A hook is slidably disposed along the support plate, a cylinder lock is attached to an intermediate portion of the base frame body, and the front frame lock hook or the glass frame lock hook is attached to the tip of the lock shaft of the cylinder lock. A cam member to be engaged according to the rotation direction is fixed, the base frame body is vertically attached to the front frame of the pachinko machine, and the hook is attached to a latching portion of a receiving bracket attached to the main body frame side of the pachinko machine. Part of the pachinko machine that locks the front frame, and a part of the glass frame that is attached to the inside of the front frame so as to be openable and closable is locked to the collar part of the glass frame locking hook. In the locking device,
When the base frame is formed in a channel material shape having a U-shaped cross section and one surface of the base frame to which the cylinder lock is attached is a front surface, walls are formed on the right side and the back of the base frame. On the other hand, an opening is formed at a position facing the cam member on the back wall of the base frame body, and a cover member for closing the opening is provided to be openable and detachable. Locking device for pachinko machines.   A locking member is pivotally supported on a side portion near the collar portion of the front frame locking rod, and a locking member is pivotally supported on a side portion near the collar portion of the glass frame locking rod, The locking member for the front frame is provided with a locking portion that locks the movement of the front frame locking rod by being locked to the receiving bracket on the main body frame side when the front frame is locked. A locking portion is provided that is locked to a part of the glass frame at the time of locking to lock the movement of the glass frame locking rod, and the unlocking member is a cylinder lock along the front frame locking rod and the glass frame locking rod. Engaging with a cam member that rotates by an unlocking operation and slidably arranged, the unlocking member includes an engaging portion that swings the locking member of the front frame locking rod in the unlocking direction and a glass frame An engagement part that swings the locking member of the locking rod in the unlocking direction is provided. Pachinko machine locking device according to claim 1,.   The cover member has a handle at the tip and slides in the longitudinal direction of the base frame to open and close the opening. When the opening is opened, the cover member has an inner wall on the right side surface of the base frame. The locking device for a pachinko machine according to claim 1, wherein the locking device is stored in a box.   The cover member is integrally formed in a shape that closes the opening with a synthetic resin, and a locking claw that is locked to an edge of a wall portion on the back surface of the base frame body is provided at an end of the cover member. 2. The locking device for a pachinko machine according to claim 1, wherein the locking device is a pachinko machine.

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