JP2010222948A - Cylinder lock unit - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cylinder lock unit easily manufacturable at low cost and easily installable in a lock device for replacement. <P>SOLUTION: This cylinder lock unit includes a mounting bracket 12 which is fixed to a mounting seat part 7 provided to a support member 2 and which has a U-shaped cross sectional part 12c, a cylinder lock 11 fixed to the front end of the mounting bracket 12, an adapter rod 13 which is rotatably supported on the inside of the mounting bracket 12 and connected to the lock shaft of the cylinder lock 11, and a cam member 15 fixed to the front end of the adapter rod 13. The mounting bracket 12 includes a flange fixing part for fixing the flange of the cylinder lock 11 and a rod support part 12a for rotatably supporting the adapter rod 13. A rod support member 14 for rotatably supporting the adapter rod 13 on the inside of the mounting bracket 12 is installed on the inside of the mounting bracket 12. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a cylinder lock unit suitable for a locking device that locks a front door of a game machine such as a slot machine to a housing.

  For example, a slot machine installed in a pachinko hall is generally manufactured with various types of decorative plates three-dimensionally formed on a front frame and attached, so that the thickness of the front frame varies depending on the model. This type of front frame is attached to the main body frame of the game machine so as to be openable and closable, and is locked by a locking device with a cylinder lock, but the locking device itself is located at a contact point between the front frame and the main body frame. The tip of the cylinder lock (keyhole portion) must always be exposed and positioned on the surface of the decorative plate of the front frame.

  For this reason, when manufacturing a locking device for a plurality of types of slot machines, the length of the cylinder lock of the locking device used therein varies depending on the model of the game machine. You must make a lock. Accordingly, the cylinder lock of this type of game machine locking device has a large number of common parts and cannot be mass-produced, resulting in an increase in manufacturing cost.

  Therefore, conventionally, cylinder locks of various lengths have been manufactured by adding cylinders and shafts cut to arbitrary lengths to cylinder locks manufactured as common parts with standard lengths. (See, for example, Patent Document 1 below).

  In the conventional long cylinder lock, a cylinder having the same diameter as that of a standard cylinder lock case is prepared, and a connecting shaft is arranged at an axial center position in the cylinder. An engaging portion is provided at the distal end of the connecting shaft, and the lower portion of the case of the cylinder lock is fitted into the cylindrical distal end portion with the standard cylinder lock engaging the distal end of the locking shaft with the engaging portion.

  On the other hand, a mounting flange is fitted to the base of the cylinder. A cylindrical fitting portion is provided at the center of the mounting flange, and a through hole is formed in the axial direction of the cylindrical fitting portion. The cylindrical base portion is fitted to the outer peripheral portion of the column fitting portion while the connecting shaft is rotatably inserted into the hole.

Japanese Patent No. 3553399

  For this reason, it is necessary to accurately process the inner peripheral surface of the front end of the cylinder so that the lower part of the case of the cylinder lock is closely fitted. It is necessary to precisely machine the outer peripheral surface so that it is closely inserted in the part. Such high-precision cutting of the mounting flange and cylinder requires a lot of labor and man-hours, which increases the manufacturing cost. It was.

  By the way, game machines such as slot machines are usually installed in a pachinko hall with a pachinko machine, and in a pachinko hall where a large number of game machines are installed, a slot machine locking device, a pachinko machine locking device If a unified lock key (the same cylinder lock key) that can be used together can be used, it will be very convenient for managing a large number of game machines. For this reason, after a slot machine is brought into the pachinko hall from the manufacturer, a cylinder that is used universally in pachinko machines as a unified lock exclusively for each hall that can be used in common with the pachinko machine locking device on the pachinko hall side It is considered to replace the lock with a locking device of a game machine.

  However, as described above, the cylinder lock used in the locking device for the slot machine is expensive due to the large number of processing steps and the high manufacturing cost. When replacing a long cylinder lock, the cylinder lock is camped from the lock shaft. With the member removed, it is necessary to remove the cylinder lock from the mounting plate of the base frame body of the locking device and install a new cylinder lock. An easy cylinder lock unit has been desired.

  The present invention has been made in view of the above points, and an object of the present invention is to provide a cylinder lock unit that can be easily manufactured at low cost and can be easily mounted and replaced with respect to a locking device.

  In order to achieve the above object, a cylinder lock unit according to claim 1 of the present invention is a cylinder lock unit that is attached to a support member of a lock device that is attached to the inside of a front door of a game machine. A mounting bracket fixed to the provided mounting seat and having a U-shaped cross-section with a substantially U-shaped cross section, a cylinder lock fixed to the tip of the mounting bracket, and rotating inside the mounting bracket An adapter rod that is supported and connected to the lock shaft of the cylinder lock, and a cam member that is fixed to the tip of the adapter rod, and a flange fixing that fixes the flange of the cylinder lock to the mounting bracket And a rod support that rotatably supports the adapter rod, and a rod support that rotatably supports the adapter rod inside the mounting bracket. Member is characterized in that attached to the inside of the bracket with said mounting.

  According to the present invention, the cylinder lock unit can be easily manufactured at low cost simply by assembling the mounting bracket having the U-shaped cross section, the adapter rod, and the rod support portion. If the cylinder lock is removed from the flange part, the cylinder lock can be easily exchanged for the locking device. In pachinko halls, etc., a general-purpose cylinder lock that is widely used is attached, and a unified key is used. Game machines can be easily managed.

  According to a second aspect of the present invention, in the cylinder lock unit according to the first aspect, the rod support member is fitted into a support portion that supports a small diameter portion of the adapter rod and a fitting recess provided in the mounting bracket. It is characterized in that it is formed by integral molding with a synthetic resin.

  According to this invention, when assembling the cylinder lock, the adapter rod, and the cam member to the mounting bracket, first, the adapter rod is supported by the rod support member inside the mounting bracket, and the lock shaft of the cylinder lock is moved to the tip of the adapter rod. The cylinder lock can be fixed and easily assembled to the flange fixing portion while being fitted to the flange.

  According to a third aspect of the present invention, in the cylinder lock unit of the first aspect, the rod support member is integrally formed of synthetic resin so as to have a size and shape that fits inside the U-shaped cross section of the mounting bracket. A U-shaped support section for supporting the adapter rod is provided inside the rod support member, a locking recess is provided on the upper surface and the lower surface of the rod support member, and the rod support member is the U-shape of the mounting bracket. When fitted inside the cross section, the rod support member is held by locking the locking recesses with the protrusions protruding inside the upper and lower walls of the U-shaped cross section.

  According to this invention, the rod support member has a relatively large shape and can be more easily fitted into a fixed position inside the mounting bracket.

  According to a fourth aspect of the present invention, in the cylinder lock unit of the first aspect, the mounting bracket is provided with the flange fixing portion at an end portion of the U-shaped cross-section, and the mounting bracket on the opposite side of the flange fixing portion. A first mounting seat fixing portion is provided at the end, a second mounting seat fixing portion is provided by bending the end of the first mounting seat fixing portion at a right angle, the first mounting seat fixing portion and the second mounting seat fixing portion. The attachment seat fixing portion is provided with a fixing surface and an attachment hole for fixing to the support member of the locking device.

  According to this invention, the mounting bracket of the cylinder lock unit is firmly tightened to the supporting member of the locking device using the mounting hole and the fixing screw via the first mounting seat fixing portion and the second mounting seat fixing portion. Can be fixed.

  According to a fifth aspect of the present invention, in the cylinder lock unit of the fourth aspect, the first rod support portion is formed by providing a shaft hole through which the adapter rod is inserted in the second mounting seat fixing portion of the mounting bracket. A second rod support portion that fits into a small diameter portion of the rod and rotatably supports the adapter rod is provided in a U-shaped cross-section portion of the mounting bracket.

  According to the present invention, when the cylinder lock unit is assembled and manufactured, the adapter rod can be easily assembled at a fixed position in the mounting bracket, and the assembling work at the time of manufacture can be easily performed.

  According to a sixth aspect of the present invention, in the cylinder lock unit of the first or fourth aspect, the rod support member is integrally formed of synthetic resin so as to have a size and a shape that are fitted inside the U-shaped cross section of the mounting bracket. A support recess having a U-shaped cross section for supporting the adapter rod is provided inside the rod support member, and locking claws are provided on the upper and lower surfaces of the rod support member. Is inserted into the mounting bracket, the locking claw is locked in the locking groove in the wall portion of the U-shaped cross section.

  According to this invention, when the cylinder lock unit is assembled and manufactured, when the rod support member is inserted into the U-shaped cross section of the mounting bracket so as to support the adapter rod, it is easily assembled and locked in place. be able to.

  According to a seventh aspect of the present invention, in the cylinder lock unit of the sixth aspect, a U-shaped rib is provided in a support concave portion having a U-shaped cross section of the rod support member that supports the adapter rod. A rib is fitted to the small diameter portion of the adapter rod, a positioning hole is provided in the flat plate base portion of the U-shaped cross section of the mounting bracket, and a positioning boss that is fitted to the positioning hole is provided in the rod support member. It is characterized by that.

  According to the present invention, when the cylinder lock unit is assembled and manufactured, the rod support member can be easily assembled at a fixed position of the U-shaped cross-section in the mounting bracket, and the assembly operation at the time of manufacture can be easily performed. it can.

  According to an eighth aspect of the present invention, in the cylinder lock unit according to the first aspect, the adapter rod has a cam fixing portion for fixing the cam member at the tip, and the tip opposite to the cam fixing portion. A rod connecting cover having a rectangular fitting portion fitted to the rectangular portion and a lock shaft fitting portion fitted to a tip of the lock shaft of the cylinder lock, the adapter rod and the It is characterized by being fitted between the lock shafts.

  According to a ninth aspect of the present invention, in the cylinder lock unit of the eighth aspect, the rod connection cover is formed of a synthetic resin, and is fastened and fixed to the lock shaft by a countersunk screw. The rectangular portion of the adapter rod is fitted and connected to the rectangular fitting portion.

  According to the present invention, when the cylinder lock is operated, the rotational force of the lock shaft can be reliably transmitted to the adapter rod via the rod connection cover, and can be used without causing poor connection over a long period of time. . Further, parts such as the adapter rod and the rod connecting cover can be manufactured at low cost, and can be easily assembled even during the assembly and manufacturing of the cylinder lock unit, thereby reducing the manufacturing cost.

  According to the cylinder lock unit of the present invention, the cylinder lock unit can be easily manufactured at low cost simply by assembling the adapter rod and the rod support member in the U-shaped cross section of the mounting bracket having the U-shaped cross section. In addition, when replacing the cylinder lock, the cylinder lock can be easily replaced with respect to the locking device by removing the cylinder lock from the flange portion.

It is a front view of the locking device which attached the cylinder lock unit which shows 1st Embodiment of this invention. It is a right view of the locking device. It is a left view of the locking device. It is a rear view of the locking device. It is a top view of the locking device. It is a bottom view of the locking device. It is a perspective view from the diagonal left front of the cylinder lock unit attached to the locking device main body. It is a perspective view from the diagonal right front of the cylinder lock unit attached to the locking device main body. It is a perspective view of a cylinder lock unit. It is a perspective view from the right side of a cylinder lock unit. It is an expansion disassembled perspective view of a cylinder lock unit. It is a perspective view from the slanting back side of the cylinder lock unit attached to the locking device main body. It is a perspective view of a cylinder lock unit showing other embodiments. It is a perspective view of a cylinder lock unit showing a 2nd embodiment. It is the perspective view which looked at the cylinder lock unit from another angle. It is the perspective view which looked at the cylinder lock unit from another angle. It is a disassembled perspective view of the cylinder lock unit. (A) (b) (c) is a perspective view of a rod support member, respectively. It is a perspective view of a rod connection cover. It is a perspective view from the diagonal front side of the cylinder lock unit attached to the locking device main body. It is the perspective view seen from another angle of the cylinder lock unit. It is a perspective view from the slanting back side of the cylinder lock unit.

  Embodiments of the present invention will be described below with reference to the drawings. 1 to 12 show a cylinder lock unit of the first embodiment, FIG. 1 shows a front view of a locking device for a game machine to which the cylinder lock unit 10 is attached, and FIG. 2 shows a right side view thereof. 3 is a left side view thereof, FIG. 4 is a rear view thereof, and FIGS. 5 and 6 are a plan view and a bottom view thereof.

  As shown in FIGS. 1 to 6, the locking device of the game machine is generally configured by projecting a cylinder lock unit 10 on the front surface of a vertically long and long locking device body 1. The locking device main body 1 has a case 3 that covers the outside. The case 3 is formed in a U-shaped cross section having a thin plate-like space inside, and is formed in a thin and thin long shape. Inside, the vertically long support member 2 serving as a base frame is attached with its upper portion protruding upward from the case 3 and its lower portion protruding downward from the case 3.

  The support member 2 is provided with a front frame locking mechanism that locks and unlocks the front frame (front door) of the game machine. Opening recesses 31 and 32 are provided at the upper and lower portions of the back side of the case 3. Inside the opening recesses 31, 32, when a receiver attached to the housing side of the game machine enters the opening recesses 31, 32, the latch member 4 is rotated and locked so as to restrain the receiver. 5 is pivotally supported with respect to the support member 2.

  That is, a plate-like and long support member 2 is disposed in the plate-like space at the upper and lower portions of the support member 2 surrounded by the case 3, and the latch members 4 and 5 serve as the front frame locking mechanism. 3 is pivotally supported by the upper part and the lower part of the support member 2 in 3. A latch operating rod 6 that moves the latch members 4 and 5 to the unlocking side is slidably attached to the support member 2 in the case 3, and a spring member that biases the latch members 4 and 5 to the unlocking side is provided. It is mounted between the latch members 4 and 5 and the support member 2.

  The latch operating rod 6 is also configured as a switch operating rod so that when the cylinder lock 11 is rotated in the direction opposite to the unlocking direction, the reset switch 21 is turned on to generate a reset signal. Since the latch actuating rod 6 is also used as a reset actuating rod, no separate switch actuating rod is required, the number of parts is reduced, the structure is simplified, and the locking device is thin. Can do.

  The latch members 4 and 5 are pivotally supported by a pivot on the inner side of the support member 2 of the case 3, and the latch members 4 and 5 are provided with a lock recess for restraining the receiving member. Opening recesses for receiving the receivers (locking pins) are formed, and the locking recesses are located in the opening recesses 31 and 32 formed in the support member 2. As a result, when the front frame is closed and locked, the latch members 4 and 5 rotate to receive the receiving device from the opening recesses 31 and 32 and restrain it in the lock recesses of the latch members 4 and 5. It has become.

  When the cylinder lock 11 is rotated to the right by the key, the cam member 15 is rotated in the same direction, and the latch operating rod 6 is lowered by the rotation of the cam member 15 to lock the latch members 4 and 5. To release. As a result, the latch members 4 and 5 are rotated in the unlocking direction by the biasing force of a spring member (not shown), and the receiving member is detached from the lock recess.

  The front side of the support member 2 is formed in a flat plate shape as the mounting plate 2a, and a mounting seat portion 7 for a cylinder lock projects from the left side of the support member 2 when viewed from the front. As shown in FIG. 8, the mounting seat portion 7 is formed with a substantially semicircular opening 7 a, and the end portion of the mounting seat portion 7 is bent at a right angle to the front side, so that the mounting portion for the mounting bracket is provided. 7b is formed. On the other hand, an opening 33 for a cam member is formed at the left side surface position of the case 3 corresponding to the mounting seat portion 7 as shown in FIG. 3, and the cam of the cylinder lock unit 10 attached to the mounting seat portion 7 is formed. The member 15 can be engaged with the engaging portion 6 a of the latch operating rod 6 protruding from the opening 33.

  As described above, the mounting plate 2a is provided on the front surface of the support member 2 of the locking device main body 1, and the mounting seat portion 7 protrudes on the left side of the lower portion of the middle portion of the mounting plate 2a. A lock unit 10 is mounted so as to protrude from the front, and the cylinder lock unit 10 includes a cylinder lock 11, a mounting bracket 12, an adapter rod 13, a rod support member 14, and a cam member 15, as shown in FIGS. Composed.

  The cylinder lock 11 is a cylinder lock having a standard length that is widely used in a locking device of a pachinko machine. As shown in FIG. 11, a flange 11b is provided at the base of the outer cylinder case, and the center of the flange 11b is provided. The lock shaft 11a protrudes on the back side. A mounting hole is provided in the flange 11b, and a fixing screw 16 is inserted to be fixed to the flange fixing portion 12d at the tip of the mounting bracket 12.

  As shown in FIG. 11, the mounting bracket 12 to which the cylinder lock 11 is mounted and fixed is provided with a mounting seat fixing portion 12b at the end (back side) of the main body portion having a substantially U-shaped cross section. A flange fixing portion 12d is provided at the tip of the portion, and the flange fixing portion 12d is formed by bending the end portions of the U-shaped sectional view 12c provided above and below the main body portion at a right angle.

  The mounting bracket 12 is formed by, for example, cutting a steel plate into a predetermined shape by pressing, and bending the wall portion of the upper edge and the lower edge of the main body portion at a right angle so that the cross section is substantially U-shaped. A letter-shaped sectional view 12c is formed, and the distal end side of the U-shaped sectional view 12c is bent outward at a right angle to form a flange fixing portion 12d for fixing the flange 11b of the cylinder lock 11.

  Further, a mounting seat fixing portion 12b is formed at the end of the main body portion of the mounting bracket 12 (on the side opposite to the front end side) so as to protrude from both the upper and lower sides. The mounting seat fixing portion 12b is fixed to the mounting portion 7b of the mounting seat portion 7, and the end of the main body portion is bent at a right angle to the same side as the inside of the U-shaped sectional view 12c. Thus, a rod support portion 12a is formed. A through-hole through which the tip of the adapter rod 13 is inserted and supported is formed in the rod support portion 12a, and the through-hole rotatably supports the adapter rod 13.

  Furthermore, a large number of openings are formed in the plate-shaped main body of the mounting bracket 12, and by forming the openings, the weight is reduced and the visibility is not hindered. Moreover, as shown in FIG. 11, the fitting recessed part 12e for the rod support members 14 is formed following a part of this opening part. The rod support member 14 is a member for supporting the adapter rod 13 at its intermediate position, and is fitted and attached to the fitting recess 12e as shown in FIGS.

  The rod support member 14 is integrally formed of, for example, a synthetic resin, and includes a fitting portion 14a that can be fitted into the fitting recess 12e, and a support portion 14b that supports the rod. The support portion 14b is formed in a substantially U shape so as to rotatably support the small diameter portion 13b provided in the intermediate portion of the adapter rod 13, and is fitted to the small diameter portion 13b of the adapter rod 13 to support it. .

  As shown in FIG. 11, the adapter rod 13 is provided with a fitting hole 13a for fitting the lock shaft 11a of the cylinder lock 11 at its tip, and a cam fixing portion 13c for fixing the cam member 15 at its end. A small-diameter portion 13b is provided in the middle portion. A flat surface that fits into a chamfered portion provided at the tip of the lock shaft 11a of the cylinder lock 11 is formed in the fitting hole 13a at the tip, and the rotational force is supplied with the lock shaft 11a being fitted into the fitting hole 13a. It can be transmitted.

  A cam member 15 is fixed to the end of the adapter rod 13. As shown in FIG. 6, the cam member 15 is provided with a first engagement convex portion 15a and a second engagement convex portion 15b. As shown in FIG. 12, the cam member 15 is located on the right side (clockwise) when viewed from the front. When it rotates, the first engaging convex portion 15a engages with the upper side of the engaging portion 6a, lowers the latch operating rod 6, and unlocks the latch members 4 and 5. On the other hand, when the cam member 15 is rotated to the left (counterclockwise) when viewed from the front, the second engagement convex portion 15b of the cam member 15 is engaged with the lower side of the engagement portion 6a so that the latch operating rod 6 is moved. The reset switch (non-contact switch) 21 is operated by raising it.

  The reset switch 21 is a switch for resetting the game machine, and is attached to the lower part of the case 3 as shown in FIG. On the other hand, a switch operating piece 6c is provided near the lower portion of the latch operating rod 6 so as to protrude out of the case. When the cylinder lock 11 is rotated to the left by the key and the cam member 15 is rotated in the same direction, the latch operating rod 6 is lifted by the cam member 15, whereby the switch operating piece 6 c is lifted to enter the reset switch 21. Enter and switch.

  Furthermore, as shown in FIG. 12, an unlocking detector (non-contact switch) 9 is attached to the case 3 below the reset switch 21, while an operating piece 6 b is provided at the lower end of the latch operating rod 6. When the latch operating rod 6 is lowered by the clockwise rotation of the cam member 15 during the unlocking operation, the operating piece 6b that has entered the unlocking detector 9 is unlocked by the unlocking detector 9. It is designed to detect unlocking.

  The first engaging convex portion 15a and the second engaging convex portion 15b of the cam member 15 are engaged with the engaging portion 6a of the latch operating rod 6 from both the upper and lower sides in the locked state, so that the latch operating rod 6 The vertical movement is locked. Thereby, in the locked state, unauthorized unlocking by an unauthorized wire or the like can be prevented.

  When assembling the cylinder lock unit 10 having the above configuration, first, the adapter rod 13 is supported by the rod support member 14 in the center of the U-shaped cross-section 12c of the mounting bracket 12. At this time, the cam fixing portion 13c at the end of the adapter rod 13 is inserted into the through-hole of the rod support portion 12a of the mounting bracket 12, and the adapter rod 13 is arranged in the center of the mounting bracket 12 in the longitudinal direction. The intermediate portion of the rod 13 is supported by the support portion 14 b of the rod support member 14. At this time, if the rod support member 14 is loosely and rotatably fitted to the small-diameter portion 13b of the adapter rod 13 with the U-shaped support portion 14b, and the fitting portion 14a is fitted into the fitting recess 12e of the mounting bracket 12, The mounting bracket 12 can be easily held at a predetermined position in the center of the inside.

  Next, the cylinder lock 11 is attached to the tip of the mounting bracket 12. At this time, since the adapter rod 13 is positioned and held at a predetermined position of the mounting bracket 12 by the rod support member 14, the cylinder lock 11 has its lock shaft 11 a in the fitting hole 13 a at the tip of the adapter rod 13. While inserting, the cylinder lock 11 is attached and the lock shaft 11a is attached to the adapter rod 13 by a simple operation of placing the flange 111b on the flange fixing portion 12d of the mounting bracket 12 and screwing the fixing screw 16 into the screw hole. It can be connected to the tip of the. In this state, the cam member 15 is fixed with a fixing screw to the cam fixing portion 13c protruding from the through hole of the rod support portion 12a of the mounting bracket 12 to the back side, and the assembly of the cylinder lock unit 10 is completed.

  Thus, the cylinder lock unit 10 can be easily manufactured at low cost simply by assembling the adapter rod 13 and the rod support member 14 to the mounting bracket 12 having the U-shaped cross section 12c, and the cylinder lock 11 can be replaced. When the cylinder lock 11 is removed from the flange 11b, the cylinder lock 11 can be easily replaced with respect to the locking device body 1. Thereby, in a pachinko hall or the like, the widely used general-purpose cylinder lock 11 can be attached to a locking device of a game machine such as a slot machine, and the game machine can be easily managed using the unified key.

  When the cylinder lock 11, the adapter rod 13, and the cam member 15 are assembled to the mounting bracket 12, the lock shaft 11 a of the cylinder lock 11 is first supported in a state where the adapter rod 13 is supported by the rod support member 14 inside the mounting bracket 12. The cylinder lock 11 can be assembled easily and quickly by fixing the flange 11b of the cylinder lock 11 to the flange fixing portion 12d while easily fitting the screw into the fitting hole 13a of the adapter rod 13.

  In the above embodiment, the small and clip-shaped rod support member 14 is fitted inside the mounting bracket 12 and the adapter rod 13 is held at a predetermined position. However, as shown in FIG. It is also possible to form the rod support member 44 in a size that occupies the whole and fit it directly into the mounting bracket 12.

  In this case, similarly to the above, the rod support member 44 is integrally formed of synthetic resin, and the shape thereof is the entire inner side of the U-shaped cross section 42c of the mounting bracket 42, that is, the upper and lower walls of the U-shaped cross section 42c. It is formed in a size and shape that is fitted between the parts. A concave portion having a U-shaped cross section for rotatably supporting the adapter rod 13 is provided inside the rod support member 44, and the rod support member 44 is fitted into the mounting bracket 42 so that the rod support member 44 is fitted. The adapter rod 13 is rotatably supported at a central position on the inside.

  Further, a protrusion 42d is provided on the inner side of the upper and lower walls of the U-shaped cross section 42c of the mounting bracket 42. When the rod support member 44 is pushed into the mounting bracket 42, the protrusion 42d is provided inside the rod support member 44. The locking recess is locked to the protrusion 42d. This rod support member 44 can also be easily mounted in the mounting bracket 42, and the adapter rod 13 can be easily held in place.

  14-22 has shown the cylinder lock unit of 2nd Embodiment. 17 and 20 to 22, the arrow F indicates the front of the cylinder lock unit, the arrow R indicates the rear thereof, the arrow L indicates the left side thereof, and the arrow RI indicates the right side thereof. Similarly to the above, the cylinder lock 11 is a cylinder lock having a standard length that is widely used in the locking device of the pachinko machine. The cylinder lock 11 is provided with a flange 11b at the base of the outer cylinder case, and the rear surface from the center of the flange 11b. The lock shaft 11a protrudes on the side. A mounting hole is provided in the flange 11b, and the fixing screw 16 is inserted to be fixed to the flange fixing portion 53 at the tip of the mounting bracket 50.

  As shown in FIG. 17, the mounting bracket 50 to which the cylinder lock 11 is fixed is provided with a first mounting seat fixing portion 51 at the end (back side) of the main body portion having a U-shaped cross-sectional portion 54, and the first A second mounting seat fixing portion 52 is provided by bending the end portion of the mounting seat fixing portion 51 at a right angle. The first attachment seat fixing portion 51 is provided with an attachment hole 51a, and the second attachment seat fixing portion 52 is provided with an attachment hole 52a. Further, a flange fixing portion 53 is formed at the front end (front side) of the main body portion so as to bend the end portion of the U-shaped cross-section portion 54 at right angles to the outside, and on the front side of the flange fixing portion 53, As described above, the flange 11 b of the cylinder lock 11 is fixed by the two fixing screws 16.

  The main body portion of the mounting bracket 50 is formed by, for example, cutting a steel plate into a predetermined shape by press working, bending the upper and lower edge wall portions of the flat plate base at right angles, and having a substantially U-shaped cross section. The U-shaped cross section 54 is provided. Further, the distal end side of the U-shaped cross-sectional portion 54 is bent at a right angle to the outside, and a flange fixing portion 53 for fixing the flange 11b of the cylinder lock 11 is formed.

  A first mounting seat fixing portion 51 is formed at the end of the main body portion of the mounting bracket 12, that is, the flat plate base portion of the U-shaped cross section 54, and the end portion of the first mounting seat fixing portion 51 is bent at a right angle. Thus, the second mounting seat fixing portion 52 is formed. A through hole in which the tip of the adapter rod 60 is inserted and supported is formed at the center of the second mounting seat fixing portion 52, and a peripheral portion of the through hole is a first rod support portion 56. The part 56 supports the adapter rod 60 rotatably.

  Furthermore, the 2nd rod support part 57 is formed in the flat plate base part of the U-shaped cross-section part 54 in the main-body part of the attachment bracket 50 so that it may cut up inside. The second rod support portion 57 is fitted into the small diameter portion 63 of the adapter rod 60 and supports the adapter rod 60 rotatably together with the first rod support portion 56. Two pairs of mounting holes 53 a and 53 b are formed in the flange fixing portion 53 at the tip of the mounting bracket 50. As for these mounting holes 53a and 53b, one pair of mounting holes 53a is used for fixing the flange 11b of the cylinder lock 11 as described above, and the fixing screw 16 is screwed into the mounting hole 53a to fix the cylinder lock 11. . The other pair of mounting holes 53b is used for fixing to a part of a door of a game machine (not shown).

  Further, a positioning hole 54b (FIG. 17) for positioning the rod support member 70 is provided in the flat plate base portion of the U-shaped cross section 54 of the mounting bracket 50, and the upper and lower walls of the U-shaped cross section 54 are provided. The portion is provided with a locking groove 54a. Inside the mounting bracket 50, the adapter rod 60 is rotatably supported by the first rod support portion 56 and the second rod support portion 57, but the adapter rod 60 and the rod connection cover 67 are more reliably secured. In order to hold it rotatably, the rod support member 70 is fitted inside the U-shaped cross section 54 of the mounting bracket 50 as shown in FIG.

  As shown in FIGS. 17 and 18, the rod support member 70 is formed by integrally molding a synthetic resin into a rectangular parallelepiped shape having a size to be fitted inside the U-shaped cross-section portion 54 of the mounting bracket 50. A support recess 71 having a U-shaped cross section for supporting 60 is provided inside the rod support member 70. Further, the upper and lower surfaces of the rod support member 70 are provided with locking claws 72. When the rod support member 70 is fitted inside the U-shaped cross section 54 of the mounting bracket 50, the locking claws 72 are U-shaped. It is made to latch in the latching groove 54a of the wall part of the cross-sectional part 54. FIG. The locking claw 72 is formed to be elastically deformable on the inner side, and has a structure in which the locking claw 72 is easily locked to the locking groove 54a when the rod support member 70 is inserted into the U-shaped cross section 54. .

  As shown in FIG. 17, the adapter rod 60 is formed by providing a rectangular portion 61 at the tip and a cam fixing portion 62 at the end, and the second rod support portion 57 rotates at the intermediate portion as described above. A small-diameter portion 63 that is supported is provided. The distal end rectangular portion 61 is formed so as to be able to fit into a rectangular fitting portion 69 (FIG. 19) of a rod connection cover 67 described later, and the distal cam fixing portion 62 can be fitted into a rectangular hole of the cam member 15. It is formed.

  As shown in FIG. 19, the rod connecting cover 67 is formed in a substantially cylindrical shape with a synthetic resin or the like, and has a hole-shaped rectangular fitting portion 69 that can be fitted to the rectangular portion 61 of the adapter rod 60 on one side. It is provided at the end. Further, a hole-shaped lock shaft fitting portion 68 is formed in communication with the opposite side of the rectangular fitting portion 69, and the tip of the lock shaft 11a of the cylinder lock 11 is fitted to the lock shaft fitting portion 68. It is formed in a possible long hole shape.

  On the other hand, a screw hole is formed at the tip of the lock shaft 11a. The lock shaft fitting portion 68 of the rod connecting cover 67 is fitted to the lock shaft 11a, and the flat screw 66 is rectangularly fitted as shown in FIG. By inserting the tip of the countersunk screw 66 into the screw hole of the lock shaft 11a, the edge of the countersunk screw 66 is locked inside the rectangular fitting portion 69, and the rod connecting cover 67 is fixed to the lock shaft 11a. On the other hand, it has a screwed structure.

  On the other hand, the adapter rod 60 supported by the rod support member 70 in the mounting bracket 50 is fitted with a rectangular fitting portion 69 of a rod connecting cover 67 having a rectangular portion 61 at the tip thereof fixed to the tip of the lock shaft 11a. Thus, the rotational force of the lock shaft 11a can be reliably transmitted to the adapter rod 60.

  When assembling the cylinder lock unit, first, the adapter rod 60 is supported by the first rod support portion 56 and the second rod support portion 57 at the inner center of the U-shaped cross section 54 of the mounting bracket 50. At this time, the cam fixing portion 62 at the end of the adapter rod 60 is inserted into the through hole of the first rod support portion 56, and the adapter rod 60 is disposed in the center of the mounting bracket 12 in the longitudinal direction. The small diameter portion 63 is supported by the second rod support portion 57.

  The rectangular portion 61 at the tip of the adapter rod 60 can be fitted into the rectangular fitting portion 69 of the rod connecting cover 67. In this state, the rod support member 70 is fitted over the U-shaped cross section 54 so that the support recess 71 is placed on the adapter rod 60. At this time, the U-shaped rib 74 inside the rod support member 70 is fitted into the small diameter portion 63 of the adapter rod 60 to rotatably support the adapter rod 60, and the locking claws 72 on both sides of the rod support member 70 are The rod support member 70 is engaged with the locking groove 54a of the U-shaped cross section 54, and is accurately fitted at a fixed position in the U-shaped cross section 54 of the mounting bracket 50. 60 is rotatably held.

  Next, the lock shaft fitting portion 68 of the rod connecting cover 67 is fitted to the lock shaft 11a of the cylinder lock 11, and a flat head screw 66 is inserted from the rectangular fitting portion 69 side as shown in FIG. The tip of the countersunk screw 66 is screwed into the screw hole and fixed.

  Next, the cylinder lock 11 is attached to the tip of the mounting bracket 50. At this time, the rectangular fitting portion 69 at the tip of the adapter rod 60 is positioned and held at a predetermined position of the mounting bracket 50 by the rod support member 70, and the rod coupling cover 67 is attached to the lock shaft 11 a of the cylinder lock 11. Is fixed by a countersunk screw 66, so that the flange 11b is fixed to the flange fixing portion of the mounting bracket 50 while the rectangular portion 61 at the tip of the adapter rod 60 is inserted into the hole-shaped rectangular fitting portion 69 of the rod connecting cover 67. The cylinder lock 11 can be attached and the lock shaft 11a can be connected to the tip of the adapter rod 60 by a simple operation of simply placing the fixing screw 16 on the screw holes and the attachment holes 53a. In this state, the cam member 15 is fixed to the cam fixing portion 62 at the end of the adapter rod 60 supported by the first rod support portion 56 in the second mounting seat fixing portion 52 at the end of the mounting bracket 50. And the assembly of the cylinder lock unit 10A is completed.

  Thus, the synthetic resin rod coupling cover 67 is fixed to the lock shaft 11 a of the cylinder lock 11 by the flat head screw 66, and the tip of the adapter rod 60 is fitted to the hole-shaped rectangular fitting portion 69 of the rod coupling cover 67. Since the rectangular portion 61 is inserted and connected, the adapter rod 60 and the lock shaft 11a can be reliably connected so that the rotational force of the lock shaft 11a is transmitted to the adapter rod 60 satisfactorily. The rod connecting cover 67 is formed of synthetic resin in a shape that can be screwed to the lock shaft 11a, and the adapter rod 60 has a structure in which the rectangular portion 61 is fitted and connected to the rectangular fitting portion 69 of the rod connecting cover 67. Therefore, the adapter rod 60 that is usually manufactured by cutting a metal rod does not need to be provided with a large diameter portion including a shaft hole, and the adapter rod and the cylinder lock unit 10A as a whole can be manufactured at low cost. .

  As shown in FIGS. 20 to 22, the cylinder lock unit 10 </ b> A is attached to the mounting seat portion 7 extending leftward from the mounting plate 2 a on the front side of the support member 2 of the locking device main body 1 with the front facing. The mounting seat portion 7 is bent at a front end at a right angle to form a mounting portion 7b. The mounting seat portion 7 is provided with a mounting hole 7c, and the mounting portion 7b is provided with a mounting hole 7d. The first mounting seat fixing portion 51 of the mounting bracket 50 is applied to the mounting portion 7b, the second mounting seat fixing portion 52 is applied to the back side of the mounting seat portion 7, and the mounting bracket 50 is attached and fixed to the locking device main body 1. Secure with screws.

  At this time, as shown in FIGS. 20 and 21, the fixing screw 65 can be screwed into the mounting hole 51a and the mounting hole 7d, and the first mounting seat fixing part 51 and the mounting part 7b can be fastened and fixed. Alternatively, as shown in FIG. 22, the fixing screw 65 can be screwed into the mounting hole 52 a and the mounting hole 7 c and the second mounting seat fixing portion 52 and the mounting seat portion 7 can be fastened and fixed. Thereby, the mounting bracket 50, that is, the cylinder lock unit 10A is attached to the locking device main body 1.

  Thus, by fixing the first mounting seat fixing portion 51 and the second mounting seat fixing portion 52, which are in a right angle relationship with the mounting bracket 50, to the mounting seat portion 7 and the mounting portion 7b that are similarly bent at a right angle, The cylinder lock unit 10A can be fixed very stably. Moreover, the locking device main body 1 to which such a cylinder lock unit 10A is attached has a keyhole surface of the cylinder lock 11 on the front edge of the front door at the edge of the free end inside the front door of the game machine (not shown). It is exposed and attached vertically. At that time, the flange fixing portion 53 is fixed to the inside of the front door with a fixing screw using the mounting hole 53b of the flange fixing portion 53 of the mounting bracket 50 of the cylinder lock unit 10A. . For this reason, the long cylinder lock unit 10A extending forward can be stably fixed.

  By the way, when the game machine is used in a pachinko hall or the like, the cylinder lock unit 10A may be replaced with a unified lock (long cylindrical lock) in each hole from the locking device main body 10A. By removing the screw 65, the cylinder lock unit 10A can be removed and replaced with a unified lock. Further, when such a cylinder lock unit 10A is replaced, either the mounting hole 51a of the first mounting seat fixing portion 51 or the mounting hole 52a of the second mounting seat fixing portion 52 is used as a mounting hole into which the fixing screw 65 is screwed. Either of them can be arbitrarily selected.

  Thus, when the locking device body 1 is fixed in the game machine and the space around the cylinder lock unit 10A in the game machine is on the mounting hole 51a side, the fixing screw 65 is attached to the first mounting seat fixing part 51. When screwed into the hole 51a and the surrounding space is on the mounting hole 52a side, the fixing screw 65 is screwed into the mounting hole 52a of the second mounting seat fixing part 52 and fixed. Thereby, replacement | exchange of cylinder lock unit 10A can be performed easily in the state which fixed the locking device main body 1 in the game machine.

  Thus, the cylinder lock unit 10A can be easily manufactured at a low cost simply by assembling the adapter rod 60 and the rod support member 70 to the mounting bracket 50 having the U-shaped cross section 54. Furthermore, when replacing with a long cylindrical lock used as a unified lock in pachinko halls, etc., the mounting bracket 50 is removed from the mounting seat 7 and the flange of the replacement long cylindrical lock is attached to this mounting seat 7 or mounting. It can be easily replaced by being applied to the portion 7b and fixed using the fixing screw 65. When replacing the cylinder lock 11 itself, the cylinder lock 11 can be easily replaced with respect to the mounting bracket 50 by removing the cylinder lock 11 from the flange 11b.

DESCRIPTION OF SYMBOLS 1 Locking device main body 2 Support member 2a Mounting plate 3 Case 7 Mounting seat part 7b Mounting part 10 Cylinder lock unit 10A Cylinder lock unit 11 Cylinder lock 11a Locking shaft 11b Flange 12 Mounting bracket 12a Rod support part 12b Mounting seat fixing part 12c Cross section 12d Flange fixing portion 13 Adapter rod 13a Fitting hole 13b Small diameter portion 13c Cam fixing portion 14 Rod support member 14a Fitting portion 14b Support portion 15 Cam member 42 Mounting bracket 42c U-shaped cross section 44 Rod support member 50 Mounting Bracket 51 First mounting seat fixing portion 52 Second mounting seat fixing portion 53 Flange fixing portion 54 U-shaped cross section 54a Locking groove 54b Positioning hole 56 First rod support portion 57 Second rod support portion 57 Rod support portion 60 Adapter Rod 61 Rectangular part 6 Cam stationary part 63 the small diameter portion 67 rod coupling cover 68 tablets shaft fitting portion 69 rectangular fitting portion 70 rod support member

Claims (9)

A cylinder lock unit attached to a support member of a locking device attached to the inside of the front door of the game machine,
A mounting bracket having a U-shaped cross-section fixed to a mounting seat provided on the support member and having a substantially U-shaped cross section;
A cylinder lock fixed to the tip of the mounting bracket;
An adapter rod rotatably supported inside the mounting bracket and coupled to the lock shaft of the cylinder lock;
A cam member fixed to the tip of the adapter rod;
With
The mounting bracket is provided with a flange fixing portion that fixes the flange of the cylinder lock and a rod support portion that rotatably supports the adapter rod,
A cylinder lock unit, wherein a rod support member for rotatably supporting the adapter rod inside the mounting bracket is attached to the inside of the mounting bracket.   The rod support member is formed by integrally molding a support portion that supports a small diameter portion of the adapter rod and a fitting portion that is fitted into a fitting recess provided in the mounting bracket using a synthetic resin. The cylinder lock unit according to claim 1.   A support recess having a U-shaped cross section for supporting the adapter rod is formed by integrally molding the rod support member into a size and shape that fits inside the U-shaped cross section of the mounting bracket. Provided inside the rod support member, and locking recesses are provided on the upper and lower surfaces of the rod support member. When the rod support member is fitted inside the mounting bracket, the rod support member 2. The cylinder lock unit according to claim 1, wherein the locking recess is locked and held by a protrusion protruding on the inner side of the upper and lower walls of the cross section.   The mounting bracket is provided with the flange fixing portion at the end of the U-shaped cross section, and the first mounting seat fixing portion is provided at the end of the mounting bracket on the opposite side of the flange fixing portion. A second mounting seat fixing portion is provided by bending the end portion of the seat fixing portion at a right angle, and the first mounting seat fixing portion and the second mounting seat fixing portion are for fixing to the support member of the locking device. The cylinder lock unit according to claim 1, wherein a fixing surface and an attachment hole are provided.   A shaft rod through which the adapter rod is inserted is provided in the second mounting seat fixing portion of the mounting bracket to form a first rod support portion, and the adapter rod is rotatably supported by fitting into a small diameter portion of the adapter rod. The cylinder lock unit according to claim 4, wherein the second rod support portion is provided in a U-shaped cross section of the mounting bracket.   A support recess having a U-shaped cross section for supporting the adapter rod is formed by integrally molding the rod support member into a size and shape that fits inside the U-shaped cross section of the mounting bracket. Provided inside the rod support member, and provided with locking claws on the upper and lower surfaces of the rod support member, and when the rod support member is fitted inside the mounting bracket, The cylinder lock unit according to claim 1 or 4, wherein the cylinder lock unit is locked in a locking groove in a wall portion of the cross section.   A U-shaped rib is provided in a support concave portion having a U-shaped cross section of the rod support member that supports the adapter rod, and the U-shaped rib is fitted to a small diameter portion of the adapter rod. 7. The cylinder lock unit according to claim 6, wherein a positioning hole is provided in a flat plate base portion of the U-shaped cross section, and a positioning boss that fits in the positioning hole is provided in the rod support member.   The adapter rod has a cam fixing portion for fixing the cam member at the tip, a rectangular portion is provided at the tip opposite to the cam fixing portion, and a rectangular fitting that fits into the rectangular portion The cylinder lock unit according to claim 1, wherein a rod connecting cover having a portion and a lock shaft fitting portion fitted to a tip of the lock shaft of the cylinder lock is fitted between the adapter rod and the lock shaft.   The rod connecting cover is formed of synthetic resin and is fastened and fixed to the lock shaft by a countersunk screw. The rectangular portion of the adapter rod is fitted into a hole-shaped rectangular fitting portion provided in the rod connecting cover. The cylinder lock unit according to claim 8, wherein the cylinder lock unit is connected.

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