JPH07171247A - Sorting device for pachinko game machine - Google Patents

Abstract

PURPOSE:To provide a sorting device for a pachinko game machine, which can smoothly perform the opening/closing motion of respective opening/closing claws, and at the same time, of which the structure is simple, and the whole body of which can be made smaller. CONSTITUTION:The sorting device for a pachinko machine is equipped with a chute 24 which guides balls entered a sorting case 22 being fitted on a game panel from a ball inelt 23 at an upper side of the sorting case 22, to the rear side, dispersing stage 25 which guides the balls dropped from the rear end of the chute 24, to the front side while dispersing them in the lateral direction, and a plurality of passages 28 in the lateral direction, which are arranged under the dispersing stage 25. Among the plurality of passages 28, at the inlet side of an intermediate passage 28 which is located at an intermediate location, a pair of right and left opening/closing claws 29 to open/close the intermediate passage 29 are openably formed around a pivotally supported shaft 31 in the longitudinal direction. On the rear side of the sorting case 22, a driving motor 34 is arranged in such a manner that the rotating shaft 31 may protrude downward, and a cam mechanism 35 to drive respective pivotally supported shafts 31 is formed so that the opening/closing claws 29 may open/close the intermediate passage 28 by the rotating shaft 33 of the driving motor 34.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a distribution device for ball game machines such as pachinko machines and arrange ball machines.

[0002]

2. Description of the Related Art In a ball game machine such as a pachinko machine, as a distribution device mounted on a game board, a shoot for guiding a game ball entered from a ball entrance on the upper side of a distribution case to a rear side. And a dispersion stage that guides the game balls falling from the rear end of the shoot to the front while dispersing the game balls in the left-right direction, and a plurality of passages arranged in the left-right direction below the dispersion stage. In some of the individual passages, a pair of left and right claws for opening and closing the intermediate passage is provided on the inlet side of the intermediate passage in the middle so as to be openable and closable around a pivot shaft in the front-rear direction.

In this distribution device, during the game, the opening and closing claws are repeatedly opened and closed by driving the opening and closing claws around the pivot by the driving means. Then, if the game ball falling from above along the game board enters the distribution case from the ball entrance, the game ball is dropped onto the distribution stage through the chute, and the distribution stage moves in the left-right direction. While dropping from the front end side while dispersing in, while the pair of opening and closing pawls open the central passage at this time, guide the game ball from the dispersion stage to the central passage, and other variable symbol display devices etc. on the condition of this. I am trying to make it work.

[0004]

In the conventional sorting device,
A solenoid is used as a drive means for driving each opening / closing pawl around the pivot shaft, and each opening / closing pawl is driven to open / close around the pivot shaft by the operation of this solenoid. There is a defect that is lacking. Therefore, when opening and closing the opening and closing claw, if the game ball hits the opening and closing claw, there is a problem that the game ball is flipped off by the opening and closing claw.

In view of the above conventional problems, the present invention has an object to provide a sorting device for a ball game machine which can smoothly open / close each opening / closing claw and has a simple structure and can be downsized. And

[0006]

According to the present invention as set forth in claim 1, a distribution case 22 mounted on a game board 5 is provided with a game ball B which is inserted from a ball entrance 23 on the upper side thereof to the rear. A shoot 24 to guide and a game ball B falling from the rear end of this shoot 24
And a plurality of passages 26 to 28 arranged below the dispersion stage 25 in the left-right direction.
A ball which has a pair of left and right opening / closing claws 29, 30 for opening and closing the intermediate passage 28 at the inlet side of the intermediate passage 28 in the middle of the to 28 openable and closable around the pivot shafts 31, 32 in the front-rear direction. In the distribution device of the gaming machine, the drive motor 34 is arranged at the rear of the distribution case 22 so that the rotation shaft 33 thereof projects downward, and the rotation shaft 33 of the drive motor 34 causes the opening / closing claws 29, 30 to move. A cam mechanism 35 that drives each pivot shaft 31, 32 to open and close the intermediate passage 28 is provided.

The present invention according to claim 2 provides the invention according to claim 1.
In the invention described in (3), the cam mechanism 35 has a cam groove 50 on the outer periphery.
And a cam body fixed to the rotary shaft 33 and each pivot shaft 3
Arms 52,5 fixed to the rear end of 1,32 and interlocking with each other
3 and the cam groove of the cam body 51 that is fixed to one arm 53
And a cam pin 54 that engages with 50.

Further, the present invention according to claim 3 provides the invention according to claim 1.
Alternatively, in the invention described in 2, the front end portions of the pair of left and right arms 52, 53 projecting inward from the respective pivot shafts 31, 32 are arranged close to each other in the front-rear direction, and in the vicinity of the rear of the arms 52, 53. The cam body 51 is arranged, the engaging portion 55 is provided at the tip of the front arm 53, and the rear arm 52 has an engaging pin 56 engaging with the engaging portion 55 and a cam pin engaging with the cam groove 50. 54 and 54 are projected forward and backward.

[0009]

According to the present invention as set forth in claim 1, the upper entrance is provided.
The game ball B, which entered the sorting case 22 from 23, shoots
It is guided rearward through 24 and falls onto the dispersion stage 25 from the rear end, and is guided forward while being dispersed in the left and right direction by this dispersion stage 25, and is arranged from the front end of the dispersion stage 25 to a plurality below it. Fall into passages 26-28.

A pair of left and right opening / closing pawls 29, 30 on the inlet side of the intermediate passage 28 in the middle of the plurality of passages 26-28 are driven by a rotary shaft of a drive motor via a cam mechanism 35 to move in the front-back direction. Open and close around the pivot shafts 31 and 32 of. And opening and closing claw
Game balls B dropped from above when 29 and 30 are open
If there is, the game ball B enters the intermediate passage 28 through the opening and closing claws 29 and 30.

When the opening / closing claws 29, 30 are opened / closed, the rotary shaft 33 of the drive motor 34 opens / closes the pair of left / right claws 29, 30 via the cam mechanism 35 about the respective pivot shafts 31, 32. Therefore, the opening / closing operation of the opening / closing claws 29, 30 becomes smooth.
Therefore, even if the game ball B hits each of the opening / closing claws 29, 30 during the opening / closing operation, the game ball B is less likely to be hit by the game ball B.

Further, since the drive motor 34 is arranged at the rear part of the distribution case 22 so that the rotary shaft 33 thereof projects downward, the entire device becomes large in spite of using the drive motor 34. Nothing.

Further, in the present invention according to claim 2, the rotary shaft is
The cam body 51 fixed to the 33 rotates, and each of the pivot shafts 3 is engaged via the cam pin 54 that engages with the cam groove 50 on the outer periphery of the cam body 51.
Arms 52 and 53 fixed to the rear end portions of 1,32 interlock with each other to rotate around the pivot shafts 31 and 32 to open and close the opening and closing claws 29 and 30, respectively.

The cam mechanism 35 includes a cam body 51 having a cam groove 50 on the outer circumference and fixed to the rotating shaft 33, and arms 52, fixed to the rear end portions of the pivot shafts 31, 32 and interlocking with each other. 53 and a cam pin 54 that is fixed to one arm 53 and that engages with the cam groove 50 of the cam body 51, the cam groove of the cam body 51
By changing the shape of 50, it is possible to freely change and determine the operation speed, operation timing, time interval, etc. at the time of stopping operation and opening / closing operation of each opening / closing claw 29, 30.

Further, in the present invention as set forth in claim 3, a pair of left and right arms 52, 53 projecting inwardly from the respective pivot shafts 31, 32 are arranged such that the front end portions of the arms 52, 53 are arranged close to each other in the front-rear direction. Place the cam body 51 near the rear of the
An engagement portion 55 is provided at the tip of 53, and an engagement pin 56 that engages with the engagement portion 55 and a cam pin 54 that engages with the cam groove 50 are provided on the rear arm 52 so as to project forward and backward. Therefore, a pair of arms 52,53
The structure of the interlocking portion between the cam body 51 and the cam body 51 becomes very simple.

[0016]

Embodiments of the present invention will now be described in detail with reference to the drawings. FIG. 9 is a front view of a pachinko machine. In FIG. 9, 1 is a machine frame, and 2 is a front frame which is pivotally attached to the front surface of the machine frame 1 so as to be openable and closable. Glass frame 3 and front plate on front frame 2
4 is mounted, and game board 5 is detachably mounted on the rear side.

On the front of the game board 5, the game ball B that has been launched
A guide rail 6 for guiding the guide rail 6 is provided, and in addition to obstacle nails within the area surrounded by the guide rail 6, the ball entry chuckers 7 to 10, the variable pattern display device 11, the sorting device 12,
A left winning device 13, a right winning device 14, an outlet 15, etc. are arranged respectively.

The variable symbol display device 11 has, for example, three symbol display portions, and each of the symbol display portions is adapted to display 10 different types of symbols, for example, numerical symbols from 0 to 9 in segments.

The right winning device 14 is designed so that the opening / closing gate 16 is opened for a required time when the stop symbol after the variation of each symbol display portion of the variable symbol display device 11 displays a preset hit symbol. .

The distribution device 12 operates the prize ball payout device (not shown) according to the entry of the game ball B, and also activates the variable symbol display device 11 when the game ball B enters the central passage. Is configured to let.

The upper plate 17 is attached to the front plate 4, and this upper plate is
A ball wiping lever 18 is provided at the front edge of 17. Front frame
A lower plate 19 and an operating handle 21 for the launching device 20 are provided at the bottom of 2, and when the operating handle 21 is operated, the game balls B are supplied from the upper plate 19 one by one to the launching section, and the game ball B Is driven along the guide rail 6 by the operation of the firing motor.

The distribution device 12, as shown in FIGS.
A chute that guides the game ball B entered from the ball entrance 23 on the upper side to the sorting case 22 mounted on the game board 5 to the rear.
24, a dispersion stage 25 that disperses game balls falling from the rear end of this shoot 24 in the left-right direction, and this dispersion stage
The left and right passages 26, 27 and the central passage 28 arranged in the left-right direction on the lower side of 25, and the pivotal shafts 31, 32 arranged at the entrance side of the central passage 28 and openable and closable in the front-rear direction. A pair of left and right claws 29, 30 for opening and closing the central passage, a drive motor 34 arranged at the rear of the distribution case 22 so that its rotation shaft 33 projects downward, and a rotation shaft 33 of the drive motor 34. Thus, the opening and closing claw is configured with a cam mechanism 35 that drives each pivot shaft so as to open and close the central passage 28.

As shown in FIG. 1, FIG. 2 and FIG. 3, the distribution case 22 has a front case 37 having an entrance 23 at the top and a window hole 36 at the front, and a back side of the front case 37. And a rear case 39 fixed via a mounting plate 38, and the mounting plate 38 is mounted on the game board 5 with screws in a state where the rear case 39 is inserted into a mounting hole 40 of the game board 5.

As shown in FIGS. 4 and 6, the chute 24 is integrally molded in the front case 37 so as to project into the rear case 39. The chute 24 has an arcuate shape when viewed from the front with a lower center, and is inclined so that the rear side is slightly lower. It is designed to fall onto the dispersion stage 25.

As shown in FIGS. 4 to 6, the dispersion stage 25 has a flat plate shape that is slightly inclined so that the front side is slightly lower, and is integrated in the rear case 39 from the rear wall 41 to the front end of the rear case 39. Is formed on this dispersion stage 25
A large number of small projections 42 are provided on the upper surface of so that the game balls B can be easily dispersed in the left-right direction.

The left and right passages 26, 27 and the central passage 28 are shown in FIG.
As shown in FIGS. 6 and 8, the lower wall 43 that extends downward from the front end of the dispersion stage 25 is formed at substantially equal intervals in the left-right direction. It communicates with 44-46. Each drop chute 4
4, 45 are provided with detection switches (not shown) for operating the prize ball payout device, and drop chute 46 are provided with detection switches (not shown) for operating the variable symbol display device 11.

As shown in FIGS. 4 and 6, the bottom wall of the front case 37 is at the same height as the lower edges of the passages 26 to 28, and the opening / closing claws 29, 30 are formed in the slightly lowered central portion. Are arranged.
The lower side of each opening / closing claw 29, 30 is fixed to the front end of the pivot shaft 31, 32, and each pivot shaft 31, 32 is integrally formed rearward from the lower wall 43 corresponding to each drop chute 44-46. Boss part 47,4
It is rotatably inserted in 8.

As shown in FIGS. 3, 5, 6 and 8, the drive motor 34 is fixed by screws on a motor mount 49 integrally formed with the rear wall 41. The cam mechanism 35
A cam body having a cam groove 50 on the outer periphery and fixed to the rotating shaft 33.
51, arms 52 and 53 fixed to the rear ends of the respective pivot shafts 31 and 32 and interlocking with each other, and fixed to one arm 52 and slidably engaged with the cam groove 50 of the cam body 51. It is composed of a cam pin 54.

As shown in FIGS. 6 and 7, the arms 52 and 53 are fixed to the rear ends of the pivot shafts 31 and 32, respectively, and the front and rear ends of the arms 52 and 53 are positioned close to each other. It projects inward from 31,32, and the cam body is located near the rear of these arms 52,53.
51 are arranged. Of the pair of arms 52, 53, a U-shaped engaging portion 55 is cut out at the tip of the front arm 53, and the rear arm 52 has an engaging portion for the front arm 53.
An engagement pin 56 that engages with 55 is provided so as to project forward on the same axis as the cam pin 54.

As shown in FIGS. 3 and 6 to 8, the cam body 51 is provided with two cam members 57 and 58 having a hub portion fitted over the rotary shaft 33, and these two cam members are provided. An endless cam groove 50 is formed between 57 and 58. Cam groove 50 has open / close claws 29,3
A closed groove portion 59 for keeping 0 closed and an opening / closing groove portion 60 for opening / closing the opening / closing claws 29, 30 are provided endlessly, and the closing groove portion 59 is linear in a range of about 180 degrees in the circumferential direction of the cam body 51. In the opening and closing groove
Each of the cams 60 is formed in a sine curve shape within a range of about 180 degrees in the circumferential direction of the cam body 51. Therefore, the open / close claws 29, 30 are
The cam body 51 maintains the closed state while rotating about half a turn, and opens and closes during the remaining half turn.

In the pachinko machine having the above structure, at the time of game, the game balls B are shot one by one by the launching device 20 and guided to the upper portion of the game board 5 via the guide rails 6,
Drop it down along 5. Then, when the game ball B enters the ball entry chuckers 7 to 10 during this fall, the prize ball payout device operates in response thereto and the game ball B is paid out as a prize ball.

While falling, the game ball B is the entrance of the sorting device 12.
As shown in FIG. 1, when entering 23, the game ball B is first guided to the rear via the chute 24 and drops onto the dispersion stage 25 from the rear end of the chute 24. And this game ball
Since B rolls forward on the dispersion stage 25 while hitting a large number of small protrusions 42 on the dispersion stage 25, B is irregularly distributed in the left-right direction while passing through the dispersion stage 25, and its front end remains in the dispersed state. To the lower side of the front case 37.

On the other hand, during the game, the rotation axis of the drive motor 34
Since 33 rotates and the cam body 51 of the cam mechanism 35 is in a rotating state, the cam pin 54 engaging with the cam groove 50 moves up and down along the shape of the cam groove 50. That is, the cam pin 54 becomes the cam groove 50.
The cam pin 54 does not move up and down when it is in the closed groove portion 59, and if the cam pin 54 enters the opening and closing groove portion 60 of the cam groove 50, the cam pin 54 moves up and down. Therefore, the pair of arms 52, 53 interlocking with each other via the engaging portion 55 and the engaging pin 56 intermittently rotate up and down around the pivot shafts 31, 32, respectively. 32
Each of the opening / closing claws 29, 30 fixed to is alternately repeating a stop operation of stopping the central passage 28 in the closed state and an opening / closing operation of opening / closing the central passage 28.

When the open / close claws 29, 30 are closed,
Even if the game ball B falls from the central portion of the dispersion stage 25 directly above the opening / closing claws 29,30, the game ball B hits the opening / closing claws 29,30 and is distributed to the left or right, and passes through either of the left and right passages 26,27. It falls from the drop chute 30,31 to the back side of the game board 5.

When the opening / closing claws 29, 30 are in the open state, if the game ball B falls from the central portion of the dispersion stage 25, the game ball B enters between the pair of opening / closing claws 29, 30 and enters the central passage 28. And the game board 5 through the central passage 28 and the drop chute 46.
Falls to the back side of.

In this embodiment, the rotary shaft of the drive motor 34
The pair of left and right opening / closing pawls 29, 30 is opened and closed around each pivot shaft 31, 32 through the cam groove 35 having the cam body 51 by the 33, so that the opening / closing operation of the opening / closing pawls 29, 30 is smooth. become. For this reason, the game ball B is attached to each opening / closing claw 29,30 during the opening / closing operation.
Even if it hits, the ball B is less likely to be flipped off, and the movement of the ball B becomes very smooth.

Further, since the drive motor 34 is arranged at the rear part of the distribution case 22 so that the rotary shaft 33 thereof projects downward, the entire device becomes large despite the use of the drive motor 34. Nothing.

The cam mechanism 35 includes a cam body 51 having a cam groove 50 on the outer circumference and fixed to the rotary shaft 33, and arms 52, fixed to the rear end portions of the respective pivot shafts 31, 32 and interlocking with each other. 53 and a cam pin 54 that is fixed to one arm 53 and that engages with the cam groove 50 of the cam body 51, the cam groove of the cam body 51
By changing the shape of 50, it is possible to freely change and determine the operation speed, operation timing, time interval, etc. at the time of stopping operation and opening / closing operation of each opening / closing claw 29, 30.

Further, the front end portions of the pair of left and right arms 52, 53 projecting inward from the respective pivot shafts 31, 32 are arranged close to each other in the front-rear direction, and a cam body is provided near the rear of these arms 52, 53.
51 is provided, an engaging portion 55 is provided at the tip of the front arm 53, and an engaging pin 56 that engages with the engaging portion 55 is provided on the rear arm 52.
Since the cam pin 54 that engages with the cam groove 50 is provided to project in the front and rear, there is an advantage that the structure of the interlocking portion between the pair of arms 52, 53 and the cam body 51 becomes very simple.

Although the respective embodiments have been described above, the present invention is not limited to these embodiments. For example, instead of the cam groove 50 of the cam body 51, a cam surface is formed on the cam body 51, and the cam pin 54 is biased toward the cam surface by a spring so that the cam pin 54 contacts the cam surface. Is also good.

The number of passages 26 to 28 is not limited to three,
There may be four or more, in which case the opening / closing claw 2 on the inlet side
The intermediate passage 28 in which the 9,30 should be provided may be any intermediate passage except the left and right passages 26, 27. Further, the shape of the opening / closing claws 29, 30 is sufficient as long as it can open and close the inlet side of the intermediate passage 28, and is not limited to the shape of the embodiment.

The drive motor 34 may be constantly operated during the game as in the embodiment, or may be stopped with the opening / closing claws 29 and 30 closed to allow the game ball B to enter a specific entrance. It may be activated when the ball is hit. Of course, the present invention can be similarly implemented in various ball game machines other than pachinko machines.

[0043]

According to the present invention as set forth in claim 1, the distribution case 22 mounted on the game board 5 has a ball entrance on the upper side thereof.
Shoot 24 that guides game ball B entered from 23 to the back
And a dispersion stage 25 that guides the game ball B falling from the rear end of this shoot 24 forward while dispersing it in the left-right direction.
And a plurality of passages 26 to 28 arranged below the dispersion stage 25 in the left-right direction, and the plurality of passages 26 to 28 are provided.
On the inlet side of the intermediate passage 28 in the middle, a pair of left and right opening and closing claws 29, 30 for opening and closing the intermediate passage 28 are provided in the front and rear direction of the pivot shaft 3
In a distribution device of a ball game machine that can be freely opened and closed around 1,32, a drive motor 34 is arranged at the rear of the distribution case 22 so that its rotation shaft 33 projects downward. Due to the rotary shaft 33 of the
A cam mechanism 35 that drives each pivot 31 and 32 to open and close
Since the opening and closing claws 29 and 30 are opened and closed smoothly, even if the game ball B hits the opening and closing claws 29 and 30 during the opening and closing operation, the game ball B will be flipped by it. It becomes less and the movement of the game ball B becomes very smooth, and despite using the drive motor 34,
The entire device is simple and can be downsized.

According to the second aspect of the present invention, the cam mechanism 35 has the cam body 51 having the cam groove 50 on the outer periphery and fixed to the rotary shaft 33, and the pivot shafts 31, 32. Arms 52 and 53 fixed to the rear end and interlocking with each other, and a cam pin 54 fixed to one arm 53 and engaged with the cam groove 50 of the cam body 51.
Therefore, by changing the shape of the cam groove 50 of the cam body 51, it is possible to freely change and determine the stop speed of each opening / closing claw 29, 30 and the operation speed, operation timing, time interval, etc. at the time of opening / closing operation. can do.

Further, according to the present invention as set forth in claim 3, a pair of left and right arms 52, 5 projecting inward from the respective pivot shafts 31, 32.
The front end of 3 is arranged close to the front and rear, the cam body 51 is arranged near the rear of these arms 52 and 53, the engaging part 55 is provided at the front end of the front arm 53, and the rear arm 52 To
Since the engagement pin 56 that engages with the engagement portion 55 and the cam pin 54 that engages with the cam groove 50 are provided so as to project forward and backward, the pair of arms 5
There is an advantage that the structure of the interlocking portion between the 2,53 and the cam body 51 becomes very simple.

[Brief description of drawings]

FIG. 1 is a perspective view of a distribution device showing an embodiment of the present invention.

FIG. 2 is a front view of a distribution device showing an embodiment of the present invention.

FIG. 3 is a side sectional view of a distribution device showing an embodiment of the present invention.

FIG. 4 is a sectional view taken along the line OO of FIG.

5 is a cross-sectional view taken along the line PP of FIG.

6 is a cross-sectional view taken along the line QQ of FIG.

7 is a cross-sectional view taken along the line RR of FIG.

FIG. 8 is a rear view of the distribution device according to the embodiment of the present invention.

FIG. 9 is a front view of a pachinko machine showing an embodiment of the present invention.

[Explanation of symbols]

 5 Gaming board 12 Sorting device 22 Sorting case 23 Ball entrance 24 Shoot 25 Dispersion stage 26,27 Left and right passage 28 Central passage (intermediate passage) 29,30 Opening / closing claw 31,32 Pivot shaft 33 Rotation shaft 34 Drive motor 35 Cam mechanism 50 Cam groove 51 Cam body 52,53 Arm 54 Cam pin 55 Engagement part 56 Engagement pin B Game ball

Claims (3)

[Claims] 1. A sorting case (22) mounted on a game board (5)
In addition, a shoot (24) that guides the game ball (B) that entered from the entrance ball (23) on the upper side to the back and a game ball (B) that falls from the rear end of this shoot (24) Dispersing stage (25) that guides forward while dispersing in the direction, and this dispersing stage
A plurality of passages (26) to the left and right arranged under the (25)
(28), and a pair of left and right opening and closing claws for opening and closing the intermediate passage (28) on the inlet side of the intermediate passage (28) in the middle of the plurality of passages (26) to (28). 29) (30) to the front and rear pivots (3
1) (32) In the distribution device of the ball game machine that can be freely opened and closed around the rear part of the distribution case (22), the drive motor (34) so that its rotation shaft (33) projects downward. The drive shaft (33) of the drive motor (34) is used to open and close the claws (29) (30).
A distribution device for a ball-and-ball game machine, characterized in that a cam mechanism (35) for driving each pivot shaft (31) (32) is provided so as to open and close the intermediate passage (28). 2. The cam mechanism (35) includes a cam body (51) having a cam groove (50) on the outer periphery and fixed to a rotating shaft (33), and each pivot shaft.
(31) (32) Arms fixed to the rear ends and interlocking with each other
(52) (53) and the cam body (5) fixed to one arm (53)
The distribution device for a ball game machine according to claim 1, further comprising a cam pin (54) that engages with the cam groove (50) of 1). 3. A pair of left and right arms (52) (53) projecting inwardly from each pivot shaft (31) (32) are arranged such that the front end portions thereof are close to each other in the front-rear direction, and the arms (52) ( The cam body (51) is arranged near the rear of the arm (53), and the engaging part (5) is attached to the tip of the front arm (53).
5) is provided, and the rear arm (52) is provided with an engagement pin (56) that engages with the engagement portion (55) and a cam pin (54) that engages with the cam groove (50) protruding forward and backward. The distribution device for a ball game machine according to claim 1 or 2, characterized in that.