JP2005124619A - Ball tank and prize ball put-out unit for pachinko game machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a ball tank and a prize ball put-out unit for the pachinko game machines with a simple structure which eliminates the jamming of the balls by enabling the growing size of the base board box. <P>SOLUTION: The prize ball put-out unit comprises the ball tank 1 and a ball put-out mechanism part 2 detachably connected to the ball tank 1. In the ball tank 1, the bottom surface 4 of a box body 3 is inclined lower so that the balls flow down to the other end from one end thereof and four rows of ball guide paths 5 are arranged being curved at the downstream side end part thereof. A large partition 7, a small partition 8 and an inclined surface 11 are erected on the bottom surface of the box body 3 on the upstream side from the inlet of the ball guide paths 5 so that the balls are divided to flow toward the ball guide paths 5. The ball put-out mechanism part 2 has a plurality of ball put-out paths 21 communicating with the ball guide paths 5 and a ball put-out device 22 comprising a plurality of rotors 25 and ball counting sensors 26 is arranged for the ball put-out paths 21. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a ball tank and a prize ball payout unit disposed on the back surface of a pachinko machine.

  A mechanism board made of synthetic resin is mounted on the back surface of the pachinko machine so as to be freely opened and closed, and a game accessory is disposed in a window hole formed in a substantially central portion of the mechanism board. As shown in Patent Document 1, for example, a ball tank (upper tank) and a tank rail (lower tank) connected to the bottom of the ball tank are disposed at the upper part of the mechanism panel. The ball is guided to a ball dispensing device provided in the middle of the prize ball basket through the tank rail.

  However, in recent pachinko machines, the contents of games have become complicated and sophisticated, and along with this, the size of the accessory has also increased. However, as described above, parts such as a ball tank, a tank rail, a prize ball bowl, and a ball payout device are attached to the conventional mechanism panel, so that there is a limit to increasing the size of an accessory.

  Therefore, in order to solve such a problem, Patent Document 2 discloses that a passage portion having a concave cross section is inclined from one side to the opposite side at the bottom in the length direction of a rectangular box whose upper surface is opened. A ball tank is provided. However, since this ball tank has a structure in which the tank rail is omitted and the prize ball bowl is directly connected to the ball tank, the ball in the tank is concentrated at one tank outlet and a large ball pressure is generated. Occur. In addition, it is necessary to rapidly narrow down the multi-row multi-stage ball row to one row and one row toward the prize ball bowl entrance. For these reasons, the ball tank has a defect that ball clogging tends to occur in the passage portion between the ball tank outlet and the prize ball bowl entrance.

  Further, as described above, in the conventional mechanism panel, since the ball payout device is provided in the middle of the ball guide path, the shape of the guide path becomes complicated, and thus the entire structure of the mechanism panel is simplified. I couldn't.

Furthermore, in today's pachinko machines, it is required to dispense a large amount of balls in a short time, but conventional ball dispensing devices cannot perform high-speed ball dispensing such as 3000 pieces / minute. It was something.
Japanese Patent Laid-Open No. 2002-360875 (FIG. 2) Japanese Patent Laid-Open No. 9-47551 (FIG. 10)

  The present invention solves the above-mentioned conventional problems, makes it possible to increase the size of the accessory with a simple structure, without causing the occurrence of clogging of the balls, and for delivering a ball at a high speed. It was made to provide a ball tank and prize ball payout unit.

  The ball tank of the pachinko machine of the present invention made to solve the above-mentioned problem is such that the bottom surface of the rectangular box is inclined downward from one end to the other end in the longitudinal direction, and the width is 1 at the downstream end. A plurality of spherical guide paths are provided in a plurality of rows, and the spheres are uniformly sent out by the spherical guide paths.

  In addition, a plurality of step portions can be formed on the bottom surface of the ball guide path to separate the front and rear spheres, and the curvature of the ball guide path is smaller on the side surface above one sphere than the lower part. A partition plate is provided on the bottom surface of the box body upstream from the entrance of the ball guide path to divide and flow the spheres into each ball guide path, and the upper end of the partition plate is It can be inclined high toward the downstream side of the box, and side slopes that are inclined high toward the downstream side of the box are provided on both sides of the bottom surface of the box upstream from the entrance of the ball guide path. be able to. Further, the upper side of the ball guide path can be covered with a tank auxiliary member having a plate-like bottom surface, and the bottom surface can be inclined downward toward the upstream side of the box body. It is possible to suspend a ball holding piece for leveling by pressing from above, making this ball holding piece into a curved shape corresponding to the ball guiding path, and gradually increasing the length toward the downstream side.

  Further, the prize ball dispensing unit of the pachinko machine according to the present invention is a prize ball dispensing unit in which a ball dispensing mechanism is detachably connected to the downstream end of the ball tank as described above. The unit is characterized by comprising a ball payout path communicating with the ball guide path and a ball payout device for counting and paying out the balls. The ball payout device includes a rotor that rotates to send out a ball and a ball counting device. The rotor is a two-piece type that includes rotors at both ends of a shaft portion. Two ball counting devices can be integrated into one unit with a required interval. In addition, the ball guide path and the ball payout path are arranged in four rows, and the shafts of the two sets of two-piece rotors are coupled, and the rotors are respectively arranged on the ball payout paths. All the rotors can be driven, and each coefficient device can be arranged in each ball payout path using two sets of two-piece ball counters. Further, a ball discharge path can be provided by branching from the ball discharge path above the rotor, and a ball discharge valve that can slide in the lateral direction can be provided at the entrance of the ball discharge path.

  Since the ball tank of the pachinko machine according to the present invention is provided with a plurality of rows by curving the ball guide path with a width of one sphere at the downstream end of the rectangular box, the balls are sent out in a single step. Therefore, the conventional tank rail for aligning the balls is not necessary, and the space for attaching the accessory can be widened. In addition, since a plurality of stepped portions are formed on the bottom surface of the ball guide path, the front and rear balls can be separated to facilitate ball balancing, and moreover, the turn angle of the ball guide path can be more than one sphere. Since the concave portion is provided on the upper side surface with a lower curvature than the lower portion, the flow of the second and higher spheres can be delayed by this concave portion. In addition, a partition plate is erected on the bottom surface of the box body upstream from the entrance of the ball guide path, and the upper end of the partition plate is inclined high toward the downstream side of the box body, thereby each ball guide path. Since the spheres can be sorted and allowed to flow in, and on both sides of the bottom surface of the box upstream from the entrance of the ball guide path, slopes that are highly inclined toward the downstream side of the box are provided. It can be smooth.

  Further, the sphere can be accommodated in the tank auxiliary member by covering the upper side of the ball guiding path with the plate-like bottom surface of the tank auxiliary member and inclining the bottom surface toward the upstream side. Furthermore, a ball holding piece is suspended from the back surface of the tank auxiliary member, and this ball holding piece has a curved shape corresponding to the ball guide path and is gradually lengthened toward the downstream side. Can be pressed and leveled.

  In addition, the prize ball dispensing unit of the present invention has a ball dispensing mechanism portion composed of a ball dispensing path and a ball dispensing device detachably connected to the downstream end of the ball tank. Can be. The ball dispensing device is composed of a rotor that rotates to send out a ball and a ball counting device, and the rotor is integrated into two units, and the ball counting device is integrated into two units. Therefore, assembly is extremely easy. Since the ball guide path and the ball payout path are arranged in 4 rows, the shafts of the two sets of two-piece rotors are coupled, and the respective rotors are arranged in the ball payout path. All rotors can be driven to dispense balls at high speed. Further, since each ball counting device is arranged in each ball paying path using two sets of two-piece ball counting devices, it is possible to reliably count the balls to be paid out at high speed. In addition, a ball removal path is provided by branching from the ball discharge path above the rotor, and a ball removal valve slidable in the lateral direction is provided at the entrance of the ball removal path, so that the ball removal operation can be performed reliably. it can.

  Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings. 1 to 4 show a prize ball payout unit according to the present invention. This prize ball payout unit includes a ball tank 1 and a ball payout mechanism 2 that is detachably connected to the ball tank 1.

  The spherical tank 1 is a box 3 having a substantially rectangular outer shape, and the bottom surface 4 of the box 3 is inclined low so that the sphere flows down from one end to the other end. Then, four rows of ball guiding paths 5 are curvedly provided at the downstream end thereof. A plurality of step portions 6 are formed on the bottom surface of the ball guide path 5, and the front and rear spheres are separated by resistance by bending and acceleration by the step portions 6. In addition, a concave portion 5a having a slightly smaller curvature is provided on the side of the sphere guide path 5 that is slightly higher than one sphere, so that the flow of the second and higher spheres is delayed to level the spheres. It is also.

  Further, a small partition plate 7 and a large partition plate 8 are provided on the bottom surface 4 of the box 3 upstream of the entrance of the ball guide path 5 so as to sort and flow the spheres toward the respective entrances. Since the upper ends of the plates 7 and 8 are raised toward the downstream side and are inclined reversely with respect to the box bottom surface 4, the spheres are separated into single rows and guided to the entrance of the ball guide path 5. Can do. The central large partition plate 8 is used to divide the flow of the sphere in the sphere tank 1 into two substantially left and right, and the upper end is inclined toward the left and right. Further, on both sides of the bottom surface 4 of the box body 3 upstream from the entrance of the ball guide path 5, there are provided side slopes 11 that are reversely inclined with respect to the box bottom surface 4 to facilitate guiding of the sphere. is there.

  Further, a tank auxiliary member 13 having a plate-like bottom surface 12 inclined in reverse with respect to the box bottom surface 4 is detachably contacted above the ball guiding path 5 and covers the upper part of the ball guiding path 5. The flow from the top of the ball is blocked. The tank auxiliary member 13 can accommodate a sphere on the bottom surface 12 when the sphere in the sphere tank 1 becomes large. Then, on the rear surface of the tank auxiliary member 13, a ball holding piece 14 shown in FIG. The ball holding piece 14 is formed to be gradually longer toward the downstream side, and the height of the ball guide path 5 is gradually lowered. Therefore, the upper side of the ball row can be pressed to gradually level the balls in one step. it can.

  The ball payout mechanism portion 2 is detachably connected to the downstream end portion of the above-described ball tank 1, and as shown in FIGS. 2 and 3, a plurality of ball payout passages communicating with the ball guide passage 5. 21, and a ball payout device 22 is disposed in the ball payout path 21. The ball dispensing device 22 is shown in FIGS. 6 and 7, and includes four rotors 25 that are rotated by a motor M through gears 23 and 24, and four ball counting sensors 26. The rotor 25 has a concave portion 27 for receiving a ball, and two rotors 25 are integrally formed at both ends of the shaft portion, and two sets are connected by coupling. Accordingly, all the rotors can be driven by one motor M, and the balls can be dispensed at high speed and with high accuracy. Further, the ball counting sensor 26 is also of an integral type, and is disposed corresponding to the rotor 25, so that the balls dispensed by the rotor 25 at high speed can be counted reliably. Further, since the rotor 25 is disposed close to the ball tank 1, the ball pressure applied to the rotor 25 can be reduced, and thus a small motor M can be used.

  The ball discharge path 21 is provided with a ball extraction path 28 that branches from above the rotor 25, and the inlet of the ball extraction path 28 is normally closed by a ball extraction valve 29. The ball removal valve 29 has a shape as shown in FIGS. 8 and 9, and has an operation knob 31 and a stopper 32 at the upper part of the U-shaped flexure 30, and a ball removal passage 28 at the lower end. Four valve portions 33 are provided to close the inlet. The ball removal valve 29 is slidably mounted on the support portion 35 of the ball dispensing mechanism portion 2.

  FIG. 10 shows a vertical cross section of the ball dispensing mechanism portion 2, and the valve portion 33 protrudes to close the inlet of the ball removal path 28. Accordingly, the ball normally flows to the ball payout path 21. When the ball is pulled out due to necessity, as shown in FIG. 11, the valve portion 33 is retracted into the side wall or the like by pressing the operating knob 31 sideways and sliding the ball pulling valve 29. Since the entrance of the ball removal path 28 is opened, the ball flows into the ball removal path 28 and can be removed. Since the ball removal valve 29 is attached to the support portion 35 as described above, the ball can be reliably guided to the ball dispensing path 21 or the ball removal path 8. Moreover, since the ball removal valve 29 is formed by integral molding, cost reduction and accuracy improvement can be achieved.

  Since the ball tank of the present invention is configured as described above, it is possible to level the balls in one step without causing ball clogging. Therefore, the conventional tank rail for aligning the balls is not required, and the space for attaching the accessory can be widened. And since the ball paying mechanism part consisting of the ball paying path and the ball paying device is connected to the end of the ball tank, the overall structure of the prize ball paying unit can be simplified.

It is a perspective view of a prize ball payout unit concerning the present invention. It is sectional drawing of the front of a prize ball payout unit. It is a top view of a prize ball payout unit. It is a perspective view which shows the principal part of a ball tank. It is a perspective view of a tank auxiliary member. It is a perspective view of a ball dispensing device. It is a top view of a ball dispensing device. It is a perspective view which shows the front surface of a ball removal valve. It is a perspective view which shows the rear surface of a ball removal valve. It is a vertical sectional view of a ball paying mechanism part with a ball exit path closed. It is a vertical sectional view of a ball paying mechanism part with an open ball outlet.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Sphere tank 2 Sphere delivery mechanism part 3 Box 4 Bottom face of box 5 Sphere guide way 7 Small partition plate 8 Large partition plate 11 Side slope 21 Sphere delivery route 22 Sphere delivery device 25 Rotor 26 Ball counting sensor

Claims (11)

  The bottom surface of the rectangular box is inclined downward from one end to the other in the longitudinal direction, and a plurality of sphere guide paths each having a width of one sphere are provided at the downstream end of the rectangular box. A ball tank of a pachinko machine, which is characterized by sending out the food in one step.   The ball tank of the pachinko machine according to claim 1, wherein a plurality of step portions are formed on the bottom surface of the ball guide path so that the front and rear balls are separated from each other.   The ball tank of the pachinko machine according to claim 1 or 2, wherein a concave portion is provided on a side surface above one sphere at a turning angle of a ball guide path with a lower curvature than the lower portion thereof.   On the bottom surface of the box body upstream from the entrance of the ball guide path, a partition plate is provided for sorting and flowing the balls into each ball guide path, and the upper end of the partition plate is raised toward the downstream side of the box body. The ball tank of the pachinko machine according to any one of claims 1 to 3, which is inclined.   The ball tank of the pachinko machine according to any one of claims 1 to 4, wherein side slopes that are highly inclined toward the downstream side of the box are provided on both sides of the bottom surface of the box upstream of the entrance of the ball guide path. .   The ball of the pachinko machine according to any one of claims 1 to 5, wherein the ball guiding path is covered with a tank auxiliary member having a plate-like bottom surface, and the bottom surface is inclined downward toward the upstream side of the box. tank.   On the back of the tank auxiliary member, a ball holding piece for pressing the ball row from above and leveling it in one step is suspended, and this ball holding piece has a curved shape corresponding to the ball guide path, and gradually toward the downstream side. The ball tank of the pachinko machine according to claim 6, wherein the ball tank is long.   A prize ball payout unit in which a ball payout mechanism is detachably connected to a downstream end of the ball tank according to any one of claims 1 to 7, wherein the ball payout mechanism is connected to a ball guide path. A prize ball payout unit for a pachinko machine comprising a ball payout path that communicates with a ball payout device that counts and pays out balls.   The ball dispensing device includes a rotor that rotates to send out a ball and a ball counting device, and the rotor is a two-piece type that includes a rotor at both ends of a shaft portion, and the ball counting device includes two 9. The prize ball payout unit for a pachinko machine according to claim 8, wherein the ball counting device is of a two-piece type arranged at a required interval.   In addition to four rows of ball guide paths and ball payout paths, the shafts of two sets of two-piece rotors are coupled and each rotor is arranged on the ball payout path. 10. The winning ball payout unit for a pachinko machine according to claim 9, wherein each ball counting device is arranged in each ball payout path using two sets of two-piece ball counting devices.   The pachinko machine according to any one of claims 8 to 10, wherein a ball discharge path is provided by branching from a ball discharge path above the rotor, and a ball discharge valve slidable in a lateral direction is disposed at an entrance of the ball discharge path. Prize ball payout unit.

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