JP2010240075A - Device for locking game machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a device for locking a game machine, applicable to locking units of various game machines while using a versatile cylinder lock, and capable of being easily manufactured at low cost. <P>SOLUTION: The device includes: the cylinder lock 3 with a flange on the back surface; an adapter 2 fixed to the back surface of the flange of the cylinder lock 3; an extension shaft 6 rotatably inserted into a shaft hole formed within the adapter 2 and coupled to an end of a lock shaft of the cylinder lock 3; a cover plate 4 fixed to the back surface of the adapter to cover a hollow part within the adapter 2; and a flange plate 5 fixed to the cover plate 4 and the back side of the adapter 2. The adapter 2 has the same front and back shapes as of the contour of the flange of the cylinder lock 3 except for a part, and has the same cross-sectional shape in the axial direction. The terminal end of the extension shaft 6 projects from shaft holes at the center of the cover plate 4 and the flange plate 5 toward the back side. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a locking device for a gaming machine used in a locking device of a gaming machine such as a pachinko machine or a slot machine, and in particular, has a thick front door while using a standard length cylinder lock. The present invention relates to a lock device for a gaming machine that can be applied to a locking device of various gaming machines.

  A large number of game machines such as pachinko machines and slot machines are manufactured by each manufacturer, and the basic outer frame size and chassis external size are standardized. The three-dimensional shape (including the glass frame) and the thickness thereof are manufactured differently for each model of the gaming machine.

  For this reason, in a locking device that is used by being mounted on the front door of a gaming machine, the distance from the center position of the base frame of the locking device to the keyhole of the cylinder lock corresponds to the three-dimensional shape and thickness of the front door. Because of the difference, cylinder locks of different lengths are used according to each type of gaming machine.

  On the other hand, in amusement halls such as pachinko halls, various gaming machines manufactured and sold by each manufacturer are installed, and a large number of these gaming machines are always in operation, and each gaming machine has its front door and front frame, Opening and closing operations are performed every day. At this time, if the type of cylinder lock used in the locking device of each gaming machine is different, the hall staff must possess a key for each cylinder lock.

  Therefore, from the viewpoint of ease of use of the locking device of the gaming machine and reduction of the manufacturing cost, a standard-length cylinder lock is used that is mass-produced and used universally, and the three-dimensional shape of the front door of the gaming machine Depending on the thickness of the lock, the lock device with a structure that can easily change the length from the keyhole of the lock to the tip of the lock shaft, which is the center position of the locking device, has been studied. As one of them, in order to make a locking device applicable to each type of gaming machine having a thick front door, using a cylinder lock that is widely used for the locking device of gaming machines. Patent Document 1 below proposes a lock device in which the outer shell of the lock and the lock shaft can be expanded and contracted so that the length from the keyhole to the tip of the lock shaft, which is the center position of the lock device, is variable. Yes.

Japanese Patent Laid-Open No. 2005-40414

  In this conventional lock device, in order to make the outer shell accommodating a general-purpose cylinder lock extendable and retractable, the slide cover is slidably fitted into the guide cover, and is locked by a locking piece. A structure in which a shaft core body, a shaft intermediate body, and a shaft outer peripheral body are fitted into the connecting shaft connected to the lock shaft, and the length is adjusted by sliding each other, and a retaining piece or the like is fitted and fixed. It was.

  For this reason, the structure of this type of conventional locksmith device becomes very complicated, the number of parts increases, and when manufacturing the locksmith device, a lot of man-hours are required in the assembly process, and the manufacturing cost is also increased. Therefore, there has been a problem that the economic merit of using a general-purpose cylinder lock disappears.

  The present invention solves the above-described problems, and can be applied to a locking device of various gaming machines while using a general-purpose cylinder lock, and can be easily manufactured at a low cost. The purpose is to provide.

  In order to achieve the above-mentioned object, the lock device for a gaming machine according to claim 1 of the present application has a flange on the back surface in the lock device for a game machine attached to the base frame of the lock device that locks the front door of the game machine. A cylinder lock, an adapter fixed to the rear surface of the flange of the cylinder lock, and an extension shaft rotatably inserted into a shaft hole formed in the adapter and connected to an end of the lock shaft of the cylinder lock A cover plate that covers the hollow portion in the adapter and is fixed to the back surface of the adapter; and a cover plate and a flange plate that is fixed to the back side of the adapter, the adapter being a flange of the cylinder lock Except for a part of the outer shape and the same front and back shapes and the same cross-sectional shape in the axial direction, and the end of the extension shaft is provided at the center of the cover plate and the flange plate Protrudes from the back shaft hole I am characterized in.

  According to the present invention, a cylinder lock having a standard length, which is generally used for a locking device of a gaming machine, is used as the cylinder lock, and the adapter is adapted to extend the axial length of the cylinder lock. The lock device can be widely used in a lock device that locks the front door of a gaming machine that is formed in a three-dimensional shape or a thick shape by increasing the length of the lock device. In addition, the adapter can be manufactured by cutting the material formed by extrusion molding of metal or synthetic resin into any length, so when the adapter is manufactured by casting or molding dedicated to each model lock device In comparison with the above, adapters of various lengths, that is, lock devices can be easily manufactured at low cost.

  According to a second aspect of the present invention, in the lock device for a gaming machine according to the first aspect, the adapter is integrally formed with a screw-in hole, and the cylinder lock has a fixing screw inserted through a mounting hole of the flange. It is characterized by being fixed to the adapter by screwing into the screw hole.

  According to this invention, the cylinder lock can be easily fixed to the adapter by the fixing screw.

  According to a third aspect of the present invention, in the lock device for a gaming machine according to the first aspect, a screw hole is integrally formed in the adapter, and the cover plate has a fixing screw inserted through an attachment hole formed therein. The screw is fixed to the adapter by being screwed into the screw hole.

  According to this invention, the cover plate can be easily fixed to the adapter by the fixing screw.

  According to a fourth aspect of the present invention, in the lock device for a gaming machine according to the third aspect, a screw hole is formed in the cover plate, and the flange plate has a fixing screw inserted through a mounting hole formed therein. The cover plate is fixed by being screwed into the screw hole of the cover plate.

  According to this invention, the flange plate can be easily fixed to the cover plate and the adapter by the fixing screw. Moreover, according to this invention, after removing a cover board, an adapter, and a cylinder lock from a flange board, the long cylinder lock which has a long outer cylinder currently used as a unified lock in a pachinko hall is made into a flange board. On the other hand, it can be easily fixed using a fixing screw and the mounting hole.

  According to a fifth aspect of the present invention, in the lock device for a gaming machine according to the first aspect, the cylinder lock is formed so that the key can be changed, and a variable lever for changing the key is provided on the rear surface of the flange of the cylinder lock. And a variable lever relief recess for operating the variable lever is provided at a position corresponding to the variable lever of the adapter.

  According to the present invention, even when the variable lock cylinder lock is attached to the adapter of the lock device, the cylinder lock variable lever can be easily operated to easily perform the cylinder lock key change operation. it can.

  According to a sixth aspect of the present invention, there is provided a locking device for a gaming machine attached to a base frame of a locking device for locking a front door of a gaming machine, wherein a lock is provided by operating a variable lever having a flange on the back surface and projecting to the back surface of the flange. A cylinder lock that can be changed, an adapter fixed to the back surface of the flange of the cylinder lock, and a shaft hole formed in the adapter so as to be freely rotatable and connected to the end of the lock shaft of the cylinder lock An extension shaft, a cover plate that covers a hollow portion in the adapter and is fixed to the back surface of the adapter, and a cover plate and a flange plate that is fixed to the back side of the adapter, The outer shape of the flange of the cylinder lock has the same front and back shape and the same cross-sectional shape in the axial direction, and the end of the extension shaft is provided at the center of the cover plate and the flange plate From the back shaft hole Projecting side, the said adapter, characterized in that the operating lever for moving the variable lever protruding to the rear of the cylinder lock of the flange is provided.

  According to the present invention, the length of the lock device is reduced by using a cylinder lock that is generally used with a standard length and attaching the adapter so as to extend the axial length of the cylinder lock. The lock device can be widely used for the lock device of the front door of various gaming machines with a long three-dimensional shape or thickness. Further, adapters of various lengths, that is, lock devices can be easily manufactured at low cost. Further, the variable lever of the cylinder lock can be easily operated from the back side of the flange plate with the operation lever, and the operation of changing the key of the cylinder lock can be easily performed.

  According to a seventh aspect of the present invention, in the lock device for a gaming machine of the sixth aspect, an operating lever square hole is formed in the axial direction inside the adapter, and the operating lever is tiltably accommodated in the square hole. One end of the operating lever is engaged with a variable lever protruding from the back surface of the flange of the cylinder lock, and the other end of the operating lever protrudes from the back surface of the flange plate.

  According to the present invention, the variable lever of the variable lock cylinder lock attached to the lock device can be easily operated from the back side of the flange plate, that is, from the inside of the base frame of the lock device by operating the operation lever having a simple structure. It can be moved to change the key of the cylinder lock.

  According to an eighth aspect of the present invention, in the lock device for a gaming machine according to the seventh aspect, the operation lever is formed by providing a crank-shaped bent portion at an intermediate portion of the long lever, and a spring piece is formed on the operation lever. The operating lever is urged in a returning direction, and the operating lever is tilted about the bent portion as a fulcrum.

  According to a ninth aspect of the present invention, in the lock device for a gaming machine according to the seventh aspect, the operation lever is formed by projecting a tilting shaft at an intermediate portion of the elongated lever, and the operation lever has a spring piece. Is provided to be biased in a direction to return the operation lever, and the operation lever is tilted about the tilt shaft.

  According to the present invention, similarly to the above, the cylinder lock variable lever can be easily moved from the rear side of the flange plate, that is, from the inside of the base frame of the locking device, to change the lock of the cylinder lock.

  According to the lock device for gaming machines of the present invention, while using a general-purpose cylinder lock of a standard length, it can be applied to locking devices for various gaming machines having a thick front door, Lock devices for various gaming machine locking devices can be easily manufactured at low cost.

It is a perspective view of the lock device for gaming machines which shows one embodiment of the present invention. It is a perspective view from the back side of the lock apparatus for gaming machines. It is a front view of the lock apparatus for gaming machines. It is a rear view of the lock apparatus for gaming machines. It is a disassembled perspective view of the lock apparatus for gaming machines. It is a disassembled perspective view from the back surface of the lock apparatus for gaming machines. It is a perspective view of the lock apparatus for game machines of the state attached to the locking apparatus. It is a perspective view from the back side of the lock apparatus for gaming machines. It is a perspective view of the lock device for game machines of other embodiments. It is a perspective view from the back side of the lock apparatus for gaming machines. It is a disassembled perspective view of the lock apparatus for gaming machines. It is a description perspective view of the operation lever for variable levers. It is a perspective view of another operation lever for variable levers. It is an explanatory perspective view of the operation lever for the variable lever.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. 1 to 8 show a lock device for a gaming machine according to a first embodiment. The lock device 1 has a standard length and a cylinder lock 3 that is widely used in a lock device of a gaming machine. The adapter 2 fixed to the flange 32 of the cylinder lock 3, the cover plate 4 fixed to cover the opening of the adapter 2 on the back side of the adapter 2, and the flange plate 5 fixed to the back side of the cover plate 4 And is configured.

  The cylinder lock 3 is a so-called variable-type lock, which is a so-called variable lock, and is provided so that a variable lever 33 protrudes on the back side of the flange 32 as shown in FIG. When changing the key, the cylinder lock 3 is inserted into the key hole, and with the variable lever 33 pushed down, the key is rotated 180 degrees and the key is pulled out once, and the key to be used next is changed. When it is inserted into the keyhole and returned to its original position, the unlocking arrangement of the code pins and drive pins of the cylinder lock 3 (the arrangement in which the contact positions of the pins are aligned on the shear line) changes, and the key is changed. .

  When the cylinder lock 3 is rotated by inserting the key into the key hole, the rotating lock shaft 31 is located at the center of the flange 32 at the axial center position of the cylinder lock 3 as shown in FIG. It protrudes in a form that protrudes to the back side. In addition, attachment holes 34 are provided at both ends of the flange 32 of the cylinder lock 3, and four small protrusions 35 project from the back side of the flange 32.

  The adapter 2 is fixed to the back side of the flange 32 of the cylinder lock 3 as described above. As shown in FIGS. 5 and 6, the adapter 2 is characterized in that it is formed in a deformed cylindrical shape having the same cross section (cross section that crosses the axial direction). That is, the adapter 2 is formed by extrusion molding of metal (for example, aluminum) or synthetic resin, and the cross-sectional shape perpendicular to the longitudinal direction (the axial direction toward the front and back in FIGS. 5 and 6) is at all positions. It is formed in the same shape and size.

  Furthermore, the front shape (rear shape) of the adapter 2 is formed in substantially the same shape as the outer shape of the flange 32 except for the variable lever escape recess 24 for allowing the variable lever 33 of the cylinder lock 3 to escape. Thus, since it is the adapter 2 formed by extrusion molding, the back surface shape of the adapter 2 is also formed in the same shape as the outer shape of the flange 32, and the hollow portion 21 has the same crossing along the longitudinal direction in the adapter 2. It is formed with a surface shape.

  As shown in FIGS. 5 and 6, a shaft hole 22 is formed in the longitudinal direction at the center axis position of the adapter 2, and an extension shaft 6 described later is rotatably inserted into the shaft hole 22. Further, the front and rear end faces of the adapter 2 are each formed flat and perpendicular to the axial direction of the shaft hole 22, and the flange 32 of the cylinder lock 3 is abutted and fixed to the front end face thereof. The cover plate 4 is fitted and fixed to the rear side end face. Further, as described above, the hollow portion 21 is formed inside the adapter 2 along the axial direction (longitudinal direction) and having the same cross section, and is formed so as to surround the hollow portion 21. Screw holes 23a, 23b are formed at predetermined positions inside the wall portion in the adapter 2 so that fixing screws (tapping screws) 7, 8, 9 can be screwed and fixed.

  The extension shaft 6 inserted into the shaft hole 22 formed in the center of the adapter 2 is a shaft that is coaxially connected to the end of the lock shaft 31 of the cylinder lock 3, as shown in FIGS. When the extension shaft 6 is inserted into the shaft hole 22 of the adapter 2 from the end on the back side, the flange 6a abuts on the end surface on the back side of the adapter 2 and is in this state. Thus, the length from the tip of the extension shaft 6 to the flange 6 a is formed to be equal to the length of the adapter 2 so that the tip of the extension shaft 6 is aligned with the front end of the adapter 2. It is also possible to form an annular recess on the end surface on the back side of the adapter 2 and fit the flange 6a of the extension shaft 6 into the annular recess.

  Thus, when the cylinder lock 3 is brought into contact with the end portion on the front side of the adapter 2 and fixed in place, the lock shaft 31 protruding from the flange 32 of the cylinder lock 3 becomes the tip of the extension shaft 6 in the adapter 2. It has a structure in which it can be fitted into the fitting portion (fitting hole) 6 b and the rotational force of the lock shaft 31 can be transmitted to the extension shaft 6. On the other hand, the end fitting portion 6c located on the back side of the extension shaft 6 is a fitting portion with a screw hole so that the cam member 16 of the locking device is fitted and fixed as shown in FIGS. Yes.

  As described above, the cover plate 4 is fitted and fixed to the rear end surface of the adapter 2. The cover plate 4 is formed into a plate shape by, for example, a synthetic resin and has the same shape as the flange 32 of the cylinder lock 3. That is, it is formed in the same manner as the back surface shape of the adapter 2 excluding the variable lever escape recess 24, and the cover plate 4 can be fitted and fixed to the back surface of the adapter 2 accurately. Therefore, as shown in FIG. 5, a positioning projection 4 e is provided inside the cover plate 4, and when the cover plate 4 is applied to the back surface of the adapter 2, the positioning projection 4 e is a hollow portion in the adapter 2. It fits in a part of 21 and is positioned and fitted.

  Further, the cover plate 4 is formed with a shaft hole 4a at the axial center position, and the end of the extension shaft 6 can project from the shaft hole 4a to the back side. A ring-shaped recess 4g is formed in the inner peripheral edge of the shaft hole 4a, and the flange 32 of the cylinder lock 3 is fitted into the ring-shaped recess 4g from the inside. Further, as shown in FIG. 6, a ring-shaped protrusion 4b is formed on the back side of the cover plate 4 so as to correspond to the ring-shaped recess 4g, and the positioning protrusion 4f extends in the direction of 0 degrees and 180 degrees therefrom. The flange plate 5 that is in contact with the back side of the cover plate 4 can be positioned and fixed.

  Further, the cover plate 4 is formed with an attachment hole 4d for inserting a countersunk screw-like fixing screw 9, and an attachment hole 4c for inserting the fixing screw 8. The mounting hole 4d is formed as a countersunk hole as shown in FIG. 6, and the head of the screw protrudes with the cover plate 4 fixed to the adapter 2 by inserting the countersunk screw 9 into the mounting hole 4d. In other words, the flange plate 5 can be fixed in close contact with the back surface of the cover plate 4.

  A flange plate 5 is fixed to the back side of the cover plate 4. The flange plate 5 is formed of a metal plate or a synthetic resin plate, and the flange plate 5 is formed to be larger than the shape of the flange 32 of the cylinder lock 3 or the front or back shape of the adapter 2 and is circular at the axial center position. An opening 5a is formed. Further, the ring-shaped protrusion 4b is fitted into the circular opening 5a, and the end fitting portion 6c of the extension shaft 6 projects from the center to the back side. Further, positioning recesses 5d for fitting the positioning protrusions 4f of the cover plate 4 are formed at 0 ° and 180 ° positions on the peripheral edge of the circular opening 5a.

  Further, the flange plate 5 is formed with a pair of mounting holes 5c for inserting the fixing screws 8, and the fixing plate mounting holes 5b for fixing to the mounting plate 11 of the base frame 10 of the locking device. It is formed on the outer side of the flange plate 5. A screw hole 5e is formed in the flange plate 5 between the mounting holes 5b and 5c. This screw hole 5e is used to replace the general-purpose cylinder lock 3 and adapter 2 with a long cylindrical lock (a long cylinder lock having a long cylinder and an extension shaft). Screwed into 5e and used to fix the long cylindrical lock.

  Thus, although the main part of this lock device is constituted by the adapter 2, the adapter 2 can be manufactured by cutting a material formed by extrusion molding of metal or synthetic resin into an arbitrary length. Compared to the case where an adapter is manufactured exclusively for each type of lock device by casting or molding, the adapter 2 of various lengths, that is, the lock device can be easily manufactured at low cost.

  When assembling the cylinder lock 3, adapter 2, extension shaft 6, cover plate 4, and flange plate 5 of the above configuration, first, the cylinder lock 3 is placed on the back side of the flange 32 on the end surface of the adapter 2 and positioned at a predetermined position. In this state, the fixing screw 7 is inserted into the mounting hole 34 of the flange 32, and the fixing screw 7 is screwed. As a result, the tip of the fixing screw 7 is screwed into the screw hole 23a in the adapter 2, and the adapter 2 and the cylinder lock 3 are fixed. At this time, the tip of the lock shaft 31 of the cylinder lock 3 is in a state of being rotatably fitted in the shaft hole 22 of the adapter 2.

  Next, the extension shaft 6 is inserted into the shaft hole 22 of the adapter 2, the cover plate 4 is applied to the back side of the adapter 2, and the end fitting portion 6 c of the extension shaft 6 is inserted into the shaft hole 4 a of the cover plate 4. At this time, the two positioning projections 4 e provided on the inner side of the cover plate 4 hit the inner surface of the adapter 2, the cover plate 4 is positioned at a predetermined position of the adapter 2, and the flange 6 a of the extension shaft 6 is attached to the cover plate 4. The extension shaft 6 enters the inside ring-shaped recess 4g and is rotatably held in the cover plate 4 and the adapter 2. Then, the two fixing screws 9 are inserted into the mounting holes 4d of the cover plate 4 and the fixing screws 9 are screwed in, whereby the tips thereof are screwed into the screwing holes 23a of the adapter 2 and the cover plate 4 is fixed.

  Next, the flange plate 5 is attached to the back side of the cover plate 4. In the flange plate 5, the end fitting portion 6 c of the extension shaft 6 and the ring-shaped protrusion 4 b of the cover plate 4 are inserted into the circular opening 5 a, and the positioning protrusion 4 f of the cover plate 4 is inserted into the positioning recess 5 d of the flange plate 5. The flange plate 5 is positioned at an appropriate position on the back side of the cover plate 4 so as to be fitted to the cover plate 4. In this state, when the two fixing screws 8 are inserted into the pair of mounting holes 5c and the fixing screws 8 are screwed in, the tips of the fixing screws 8 are screwed into the screwing holes 23b in the adapter 2. Thus, the flange plate 5 is fixed to the adapter 2 so as to sandwich the cover plate 4 between the flange plate 5 and the lock device 1 as shown in FIGS.

  The lock device 1 configured as described above is attached to a base frame 10 of a locking device for gaming machines as shown in FIGS. The base frame 10 is formed in an elongated shape as an angle member shape having a substantially L-shaped cross section. A mounting plate 11 and a support plate 12 are bent at a right angle on the base frame 10. A deformed opening for attaching the lock device 1 is formed at substantially the center. The deformed opening is formed in the same shape as the front shape of the adapter 32 of the lock device 1, the cover plate 4, and the flange 32 of the cylinder lock 3, and the cylinder lock 3 and the adapter 2 of the lock device 1 are connected to the base frame 10. It can be inserted into the modified opening from the inside of the mounting plate 11.

  Further, a screw hole is formed in the mounting plate 11 in the vicinity of the deformed opening at a position corresponding to the mounting hole 5b of the flange plate 5, and the cylinder lock 3 and the adapter 2 of the lock device 1 are attached to the base frame 10. With the locking screw 1 inserted into the mounting hole 5b of the flange plate 6 from the inner side of the base frame 10 and inserted into the screw hole of the mounting plate 11 while being inserted into the deformed opening from the inner side of the plate 11, the lock device 1 is The keyhole of the cylinder lock 3 is fixed to a predetermined position of the base frame 10 of the locking device so as to protrude forward on the front side as shown in FIGS.

  And when the cam member 16 is fixed to the terminal fitting part 6c of the extension shaft 6 located inside the base frame 10 of the locking device by a fixing screw, and the cam member 16 rotates with the unlocking operation of the cylinder lock 3. The cam member 16 engages with a connecting rod 15 slidably disposed in the base frame 10, whereby the connecting rod 15 rises, and the hook claw 13 connected to the upper and lower ends of the connecting rod 15. , 14 tilt downward, and the unlocking operation is performed.

  On the other hand, in a gaming machine installed in a pachinko hall or the like, when the key of the cylinder lock 3 is changed for some reason, the old key is inserted into the key hole of the cylinder lock 3 and the variable lever is released on the back of the flange 32 of the cylinder lock 3. The variable lever 33 exposed by the recess 24 is pushed to the lock shaft 31 side, the old key is rotated 180 degrees in this state, and the old key is pulled out from the key hole, while the new key is inserted into the key hole, When returned to the position, the combined key of the cylinder lock 3 is changed to a new combined key.

  Further, in a gaming machine installed in a pachinko hall or the like, when the cylinder lock 3 of the locking device is replaced with a long cylindrical lock, the flange plate 5 of the lock lock device 1 is first fixed from the inside of the base frame 10 of the locking device. Loosen and remove the fixing screw. Thereby, the lock device 1 including the flange plate 5, the adapter 2, and the cylinder lock 3 can be detached from the mounting plate 11 of the base frame 10, and the adapter 2 and the cylinder lock 3 are pulled out from the mounting plate 11 of the base frame 10, The lock device 1 can be easily removed.

  Then, after loosening the fixing screw 8 from the removed lock device 1 and removing the cylinder lock 3 and the adapter 2, the flange of the replacement long cylindrical lock is positioned and brought into contact with the flange plate 5, and the fixing screw is inserted into the screw hole 5e. Screw in and fix. Thereby, the lock apparatus of the shape which fixed the long cylindrical lock to the flange board 5 is completed, and the cylinder lock 3 can be easily replaced | exchanged for a long cylindrical lock in this way. When only the cylinder lock 3 is to be replaced, the cylinder lock 3 can be easily replaced by loosening the fixing screw 7 and removing the flange 32 of the cylinder lock 3 from the adapter 2.

  In this way, the lock device having the above-described configuration is formed by extruding a metal or synthetic resin material because the adapter 2 forming the main part is formed so as to have the same cross-section along the longitudinal direction (axial direction). The adapter material can be manufactured by molding. For this reason, since the adapter material can be cut at an arbitrary position and various adapters 2 having different lengths in the axial direction can be manufactured at a low cost, the end of the extension shaft 6 is extended from the keyhole of the cylinder lock 3. Various lock devices having different lengths up to the fitting portion 6c can be easily manufactured at low cost.

  Further, when the lock device 1 is attached to the base frame 10 of the locking device of the gaming machine, it can be easily attached using the attachment hole 5b of the flange plate 5 and the fixing screw, and further, when replacing with the long cylindrical lock. The adapter 2 and the cylinder lock 3 can be easily removed by removing the fixing screw 8, and instead, the long cylindrical lock can be easily attached using the screw hole 5e and the fixing screw.

  In the above embodiment, the cover plate 4 is fixed to the back surface of the adapter 2 with the fixing screw 9. However, the cover plate 4 is provided with a locking claw that can be elastically deformed, and the locking claw is locked inside the adapter 2. It is also possible to fix the cover plate to the adapter.

  9 to 12 show a lock apparatus 51 according to another embodiment. In this lock device 51, instead of the variable lever escape recess 24 of the adapter 2 in the lock device 1, a square hole 65 is formed in the adapter 60, and the variable lever 33 of the cylinder lock 3 is placed in the square hole 65. An operation lever 27 for operation is inserted, and by the operation lever 27, an operation for changing the key is performed from the outside of the flange plate 55 (an operation for changing the arrangement of the lock pin of the cylinder lock and the driver pin). ing. In addition, about the component similar to the said embodiment, the code | symbol same as the above is attached | subjected to drawing, and the description is abbreviate | omitted.

  In the same manner as above, the lock device 51 includes a cylinder lock 3 that is generally used in a locking device of a gaming machine, an adapter 60 that is fixed to the flange 32 of the cylinder lock 3, and an adapter on the back side of the adapter 60. The cover plate 54 is fixed so as to cover the opening 60, and the flange plate 55 is fixed to the back side of the cover plate 54.

  As shown in FIG. 11, an adapter 60 is fixed to the back side of the flange 32 of the cylinder lock 3. The adapter 60 is formed by extrusion molding of a metal (for example, aluminum) or a synthetic resin, and has a cross-sectional shape perpendicular to the longitudinal direction (the axial direction toward the front and the back in FIG. 11) of the same shape and size at all positions. Is formed. Furthermore, the front shape of the adapter 60 is formed in substantially the same shape as the outer shape of the flange 32 of the cylinder lock 3. Moreover, because the adapter 60 is formed by extrusion molding, the back shape of the adapter 60 is also formed to be the same as the outer shape of the flange 32, and the hollow portion 61 has the same cross-sectional shape along the longitudinal direction in the adapter 60. Is formed.

  As shown in FIG. 11, a shaft hole 62 is formed in the longitudinal direction at the center axis position of the adapter 60, and the extension shaft 6 is rotatably inserted into the shaft hole 62. Further, the front and back end faces of the adapter 60 are each formed flat and perpendicular to the axial direction of the shaft hole 62, and the flange 32 of the cylinder lock 3 is abutted and fixed to the front end face thereof. A cover plate 54 is fitted and fixed to the rear side end face. Further, a hollow portion 61 is formed on the inner side of the adapter 60 along the axial direction (longitudinal direction) and having the same cross section, and the adapter 60 is formed so as to surround the hollow portion 61. Screw holes 63a, 63b are formed at predetermined positions on the inner side of the wall portion so that fixing screws (tapping screws) 7, 8, 9 can be screwed and fixed.

  The extension shaft 6 inserted into the shaft hole 62 formed in the center of the adapter 60 is a shaft coaxially connected to the end of the lock shaft 31 of the cylinder lock 3, and as shown in FIG. A flange 6a is formed in the vicinity of the end portion, and when the extension shaft 6 is inserted into the shaft hole 62 of the adapter 60 from the end on the back side, the flange 6a contacts the end surface on the back side of the adapter 60, and in this state, The length from the tip of the extension shaft 6 to the flange 6a is formed to be equal to the length of the adapter 60 so that the tip of the extension shaft 6 is aligned with the front end of the adapter 60.

  As a result, when the cylinder lock 3 is brought into contact with the end portion on the front side of the adapter 60 and fixed in place, the lock shaft 31 protruding from the flange 32 of the cylinder lock 3 becomes the tip of the extension shaft 6 in the adapter 60. It has a structure in which it can be fitted into the fitting portion (fitting hole) 6 b and the rotational force of the lock shaft 31 can be transmitted to the extension shaft 6. On the other hand, the end fitting portion 6c located on the back side of the extension shaft 6 is a fitting portion with a screw hole so that the cam member 16 (FIG. 8) of the locking device is fitted and fixed.

  Furthermore, as shown in FIG. 11, a square hole 65 is formed in the adapter 60 at a position corresponding to the position of the variable lever 33 of the cylinder lock 3 so as to penetrate in the axial direction (longitudinal direction). The operation lever 27 is mounted in the square hole 65 so as to be tiltable. As shown in FIG. 11, the operation lever 27 is formed in a rod shape by providing a crank-like bent portion at an intermediate portion of the long lever, and a spring piece 28 protrudes from a part thereof. The operation lever 27 is inserted into the square hole 65 so as to rotate (tilt) with the bent portion at the intermediate portion as a fulcrum, and the spring piece 28 abuts the tip of the spring piece 28 on the side wall of the square hole 65. It acts to constantly urge the end of the shaft toward the extension shaft 6 side.

  The operating lever 27 can be integrally formed with the spring piece 28 of synthetic resin, but only the spring piece 28 can be formed of a metal leaf spring and attached to the synthetic resin main body. When the operation lever 27 inserted into the square hole 65 of the adapter 60 abuts the front end of the operation lever 27 against the outside of the variable lever 33 of the cylinder lock 3 and pushes the end of the operation lever 27 outward, the operation lever 27 is tilted. The operation lever 27 is rotated (tilted) with the bent portion as a fulcrum, and the variable lever 33 is moved inward (on the lock shaft 31 side).

  A cover plate 54 is fixed to the end surface on the back side of the adapter 60. The cover plate 54 is formed into a plate shape by, for example, synthetic resin, and has the same shape as the flange 32 of the cylinder lock 3 and the back shape of the adapter 2. It is formed in the same shape, and the cover plate 54 can be fixed to the back surface of the adapter 60 precisely. Further, the cover plate 54 is formed with a shaft hole 54a at the axial center position, and the end of the extension shaft 6 can project from the shaft hole 54a to the back side.

  Further, the cover plate 54 is formed with an attachment hole 54d for inserting the flat screw-shaped fixing screw 9, and an attachment hole 54c for inserting the fixing screw 8. The mounting hole 54d is formed as a countersunk hole as shown in FIG. 11, and the head of the screw is not protruded in a state where the fixing screw 9 of the countersunk screw is inserted into the mounting hole 54d and the cover plate 54 is fixed to the adapter 60. The flange plate 55 can be fixed in close contact with the back surface of the cover plate 54. In addition, a square hole 54 e is formed through the cover plate 54 at a position corresponding to the square hole 65 of the adapter 60. The end of the operation lever 27 is inserted into the square hole 54e.

  Further, the flange plate 55 is fixed to the back side of the cover plate 54. The flange plate 55 is formed of a metal plate or a synthetic resin plate, and the flange plate 55 is formed to be larger than the shape of the flange 32 of the cylinder lock 3 or the front or back shape of the adapter 60, and circular at the axial center position. An opening 55a is formed. Further, in the vicinity of the circular opening 55a, a square hole 55d for allowing the end of the operation lever 27 to pass is formed. The end fitting portion 6c of the extension shaft 6 protrudes from the center of the circular opening 55a to the back side, and the end portion of the operation lever 27 protrudes from the square hole 55d.

  Further, a pair of mounting holes 55c are formed in the flange plate 55 for inserting the fixing screw 8, and for fixing to the mounting plate 11 of the base frame 10 of the locking device as shown in FIG. A mounting hole 55 b is formed on the outer side of the flange plate 55. A screw hole 55e is formed in the flange plate 55 between the mounting holes 55b and 55c. The screw hole 55e is used for screwing a fixing screw into the screw hole 55e when the general-purpose cylinder lock 3 and the adapter 60 are replaced with a long cylindrical lock (a long cylinder lock having a long cylinder and an extension shaft). Used to fix the long cylindrical lock.

  When assembling the cylinder lock 3, adapter 60, extension shaft 6, cover plate 54, and flange plate 55 having the above-described configuration, first, the cylinder lock 3 is placed on the rear surface side of the flange 32 on the end surface of the adapter 60 and positioned at a predetermined position. In this state, the fixing screw 7 is inserted into the mounting hole 34 of the flange 32, and the fixing screw 7 is screwed.

  As a result, the tip of the fixing screw 7 is screwed into the screw hole 63a in the adapter 60, and the adapter 60 and the cylinder lock 3 are fixed. At this time, the distal end portion of the lock shaft 31 of the cylinder lock 3 is in a state of being rotatably fitted in the shaft hole 62 of the adapter 60. Further, the tip of the operation lever 27 inserted into the square hole 65 of the adapter 60 is positioned so as to be substantially in contact with the outside of the variable lever 33 protruding from the back surface of the cylinder lock 3.

  Next, the extension shaft 6 is inserted into the shaft hole 62 of the adapter 60, the cover plate 54 is applied to the back side of the adapter 60, the end fitting portion 6c of the extension shaft 6 is inserted into the shaft hole 54a of the cover plate 54, and extended. The shaft 6 has its flange 6 a placed in a recess at the peripheral edge of the shaft hole 54 a of the cover plate 54 and is rotatably held in the adapter 60. Then, the two fixing screws 9 are inserted into the mounting holes 54 d of the cover plate 54, and the fixing screws 9 are screwed in so that the tip ends are screwed into the screwing holes 63 a of the adapter 60, and the cover plate 54 is fixed to the adapter 60. The

  Next, the flange plate 55 is attached to the back side of the cover plate 54. The flange plate 55 inserts the end fitting portion 6 c of the extension shaft 6 into the circular opening 55 a and positions the flange plate 55 at an appropriate position on the back side of the cover plate 54. In this state, when the two fixing screws 8 are inserted into the pair of mounting holes 55 c and the fixing screws 8 are screwed in, the tips of the fixing screws 8 are screwed into the screwing holes 63 b in the adapter 60. As a result, the flange plate 55 is fixed to the adapter 60 so as to sandwich the cover plate 54 between the flange plate 55 and the lock device 51 as shown in FIGS.

  In the same manner as described above, the lock device 51 has a base frame 10 in a deformed opening formed at a predetermined position of the mounting plate 11 with respect to the mounting plate 11 of the base frame 10 (FIGS. 7 and 8) of the gaming machine locking device. The cylinder lock 3 and the adapter 60 are inserted from the inside toward the outside, and the flange plate 55 is fixedly attached to the attachment plate 11. In such an attached state, the end of the variable lever operating lever 27 protrudes from the square hole 55d of the flange plate 55. Therefore, when changing the key lock of the cylinder lock 3, the inner side of the base frame of the locking device Therefore, the operation lever 27 can be easily pushed outward (opposite the extension shaft 6). Accordingly, when the end of the operation lever 27 is pushed outward during the key change operation, the operation lever 27 tilts as shown in FIG. 12, and the tip of the operation lever 27 moves the variable lever 33 of the cylinder lock 3 inside (the lock shaft). 31 side), the key combination of the cylinder lock 3 can be changed more easily.

  As shown in FIGS. 13 and 14, the operation lever 27 used in the above is an operation lever 37 having a structure in which a tilting shaft 39 protrudes from an intermediate portion of the lever body and tilts around the tilting shaft 39. You can also. As shown in FIGS. 13 and 14, the operating lever 37 is provided with a spring piece 38 on the side of the lever main body near the tip, and a tilting shaft 39 projecting on both sides at an intermediate part near the end. The operation lever 37 is inserted into the square hole 65 of the adapter 2 in the same manner as described above, but a bearing portion that supports the tilting shaft 39 is provided in the cover plate 4 on the adapter 2 side. The tilting shaft 39 is pivotally supported by the bearing portion and can be tilted in the square hole 65. Also in this operation lever 37, when the distal end is pushed outward as shown in FIG. 14, the tip of the operation lever 37 moves inward, thereby moving the variable lever 33 inward, Change operation can be performed.

DESCRIPTION OF SYMBOLS 1 Locking device 2 Adapter 3 Cylinder lock 4 Cover plate 4a Shaft hole 5 Flange plate 5a Circular opening 6 Extension shaft 6a Flange 21 Hollow part 22 Shaft hole 23a Screw-in hole 23b Screw-in hole 24 Variable lever escape recess 27 Operation lever 31 Locking shaft 32 Flange 33 Variable lever 37 Operation lever

Claims (9)

In the lock device for a gaming machine attached to the base frame of the locking device that locks the front door of the gaming machine,
A cylinder lock with a flange on the back;
An adapter fixed to the back surface of the flange of the cylinder lock;
An extension shaft that is rotatably inserted into a shaft hole formed in the adapter and connected to an end of the lock shaft of the cylinder lock;
A cover plate that covers the hollow portion in the adapter and is fixed to the back surface of the adapter;
A flange plate fixed to the back side of the cover plate and the adapter;
The adapter is formed to have the same front and back shapes except for the outer shape and part of the flange shape of the cylinder lock and the same cross-sectional shape in the axial direction, and the end of the extension shaft is A lock apparatus for a gaming machine, characterized in that it projects to the back side from a shaft hole provided in the center of the cover plate and the flange plate.   A screw hole is integrally formed in the adapter, and the cylinder lock is fixed to the adapter by screwing a fixing screw inserted into a mounting hole of the flange into the screw hole. Item 2. A lock device for a gaming machine according to Item 1.   A screw hole is integrally formed in the adapter, and the cover plate is fixed to the adapter by screwing a fixing screw inserted through an attachment hole formed therein into the screw hole. The lock device for a gaming machine according to claim 1.   The adapter is integrally formed with a screw-in hole, and the flange plate is screwed into the screw-in hole with a mounting hole formed therein and a fixing screw inserted into the mounting hole formed in the cover plate. 4. The game machine lock device according to claim 3, wherein the lock device is fixed to the adapter.   The cylinder lock is formed so that the key can be changed, and a variable lever for changing the key is protruded on the rear surface of the flange of the cylinder lock, and the variable key is changed to a position corresponding to the variable lever of the adapter. 2. A lock device for a gaming machine according to claim 1, wherein a variable lever escape recess for operating the lever is provided. In the lock device for a gaming machine attached to the base frame of the locking device that locks the front door of the gaming machine,
A cylinder lock having a flange on the back surface, and the key can be changed by operating a variable lever protruding on the back surface of the flange;
An adapter fixed to the back surface of the flange of the cylinder lock;
An extension shaft that is rotatably inserted into a shaft hole formed in the adapter and connected to an end of the lock shaft of the cylinder lock;
A cover plate that covers the hollow portion in the adapter and is fixed to the back surface of the adapter;
A flange plate fixed to the back side of the cover plate and the adapter;
The adapter has a front and back shape that is the same as the outer shape of the flange of the cylinder lock and has the same cross-sectional shape in the axial direction, and the end of the extension shaft has the cover plate and the For a gaming machine, characterized in that the adapter protrudes from the shaft hole provided in the center of the flange plate to the back side, and the adapter is provided with an operation lever for moving the variable lever protruding from the back surface of the flange of the cylinder lock. Locksmith device.   A square hole for an operating lever is formed inside the adapter in the axial direction, the operating lever is tiltably accommodated in the square hole, and one end of the operating lever protrudes from the back surface of the flange of the cylinder lock. The lock device for a gaming machine according to claim 6, wherein the lock device is engaged with a lever, and the other end of the operation lever protrudes from a back surface of the flange plate.   The operating lever is formed by providing a crank-shaped bent portion in the middle of the long lever, and the operating lever is provided for urging the spring piece in a direction to return the operating lever. 8. The lock device for a gaming machine according to claim 7, wherein the bent portion is tilted about a fulcrum.   The operating lever is formed by projecting a tilting shaft at an intermediate portion of the elongated lever, and the operating lever is provided for urging a spring piece in a direction to return the operating lever. 8. The game machine lock device according to claim 7, wherein the lock device is tilted about a tilting shaft.

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