JPH0620555Y2 - Ball hitter for pachinko machine - Google Patents

Description

[Detailed Description of the Invention] (Industrial field of application) The present invention relates to a ball striking device for a pachinko machine, and the position of the ball striking from a ball entrance of a width into which a plurality of ball striking in parallel flows. A back guideway that guides to the back of the machine and a recirculation guide section that returns to the front at the lower part of the ball entrance are provided, and when the number of hit balls entering the back guide path becomes the number, the ball entrance is closed to lock. However, a means for releasing the lock is also provided.

(Prior Art) In a conventional ball striking device that is provided with a ball entrance of a width into which a plurality of ball hits are arranged in parallel and a movable receiving plate that opens and closes the ball entrance, a movable ball opening and closing device is used. A structure in which the receiving plate is closed by the action of the solenoid, and the switch of the solenoid is operated for a short time at fixed intervals or by a safe ball placed in another chucker to tilt the movable receiving plate to the front and open the ball inlet. However, it has a structure that divides the passage leading to the back of the machine into two or three types depending on the position of the ball hitting the ball entrance, and there is a problem that the operation becomes obsolete and needs some improvement. I have it.

(Problems to be Solved by the Invention, Purpose of the Invention) In view of the above, the present invention has improved the respective parts and renewed the configuration.

(Means for Solving Problems) The present invention provides a back guide path and a return guide path for returning the ball to the surface due to the difference in the position of the ball entering from the ball entrance, that is, the center or the end of the entrance. In addition to letting in, the number of hit balls that entered the backside guideway is counted by the star wheel, the ball entrance is closed by one rock cam that rotates with the star wheel,
The confinement is also released by the lock cam rotating coaxially with the star wheel so that the solenoid is not used at all, and the ball hitting the return guide path and returning to the surface can be reused. To do so.

(Embodiment) A preferred embodiment of the present invention will be described.

In the figure, reference numeral 1 denotes a mounting substrate fixed to a rolling ball plate a, in which a plurality of hitting balls b are arranged in parallel and a ball inlet 2 having a width for inflow is opened, and a rear portion of the lower edge of the ball inlet 2 is provided with a first opening. As shown in FIG. 1, the back guide path 4 and the partition walls 3 and 3 separated by the partition walls 3 and 3 on both sides.
The recirculation guide path 5 on the outer surface of is provided, and the recirculation ports 6, 6 are formed below the ball entrance 2.

As shown in FIG. 1, a front decorative plate 7 having side walls 8, 8 which are slightly larger than the diameter of the hitting ball b is attached to the front surface of the mounting substrate 1, and the rear surface thereof is fitted to the front side of the above-mentioned return ports 6, 6. And forming flow passages 9 and 9 opening on both side surfaces, and providing a passage groove 9'between the flow passages 9 and 9 and providing a square notch 10 matching the front surface of the ball inlet 2 Ball entrance 2 facing up in 10
A ball guide surface 12 (see FIG. 6) that guides the ball b to the
The ball inlet 2 is closed with the rotation of (°) (see FIGS. 5 and 6), and the shaft 14 of the movable support plate 11 having the lower surface 13 for passing the hitting ball b is rotatably supported on both sides of the ball inlet 2. As shown in FIGS. 2 and 5, a pair of locking projections 15 are provided at the center of the ball guiding surface 12 of the movable receiving plate 11.

On the rear side of the ball entrance 2, there is a cover 16 whose rear side and lower side are open.
Then, the rear cover 17 is attached to the rear side of the cover 16. The rear wall 18 of the rear cover 17 is provided with a window 19 which is fitted to the rear portion between the partition walls 3 and 3, and a pair of wheel support walls 20 passing from the front to the rear and overlapping the partition wall 3 on both sides of the window 19. Form the bottom surface of the window 19 and the backside taxiway 4
Is provided with a passage hole 21 which constitutes a part of the above, and guide groove forming pieces 22 and 22 which are in contact with the outer side of the lower side of the partition wall 3 and which respectively match the above-mentioned reflux ports 6 and 6 on the rear side.

The front and rear wheel supporting walls 20 and 20 are formed as a box 23 which is opened downward at the rear side of the window 19 as shown in FIG. 4, and the box 23 is engaged with a ball b flowing down the back guide path 4. A star wheel 24 for rotating one tooth, a stopper wheel 25 having the same number of recesses as the number of the wheels 24, a lock releasing projection 26, and a lock cam 27 are coaxially provided as a shaft support. As shown in FIG. 5, the lock cam 27 engages with the lock projection piece 15 on one side to perform the action of closing the ball inlet 2 by the movable receiving plate 11.

The locking claw piece 28 that engages with the groove of the stopper wheel 25 in the box 23 at the upper rear part of the shaft of the star wheel 24 or the like and securely locks the rotation of the star wheel 24 or the like by one tooth can be rotated. To support.

A lock releasing lever 32 is provided on a shaft 31 which is provided at one side edge of the passage hole 21 from the rear surface of the rear surface wall 18 so as to have a distance of at least the diameter of the hitting ball b or more. The lever is light and has a ball hitting piece 33 at one end.
Is provided, the supporting piece 35 of the projecting claw 37 that moves in the vertical guide groove 38 is connected to the shaft 34 at the other end of the heavy side, and the elongated hole 36 in the left-right direction is communicated with the ball hitting sensing piece 34 at the fourth side of the rear surface wall 18. It faces the safe ball drop path 41 provided on the left side of the figure. Safe ball drop path 41
Is for guiding and dropping the safe ball c generated by being caught by another chaker.

The safe ball falling into the safe ball drop path 41 is a hitting ball sensing piece 3
3, the lock release lever 32 is pushed down as shown by the chain line in FIG. 4, and the lock release projection 26 is pushed by the projecting claw 37 to rotate the star wheel 24, the lock cam 27, etc. by one tooth. However, the lock releasing projection 26 is pushed by the projecting claw 37 only when the movable receiving plate 11 is at the angle closing the ball entrance 2 by the lock cam 27, and at other angles, the lock releasing lever 32 rocks. Even if it moves, it becomes useless.

(Operation) According to the present invention, the ball guide surface 12 of the movable receiving plate 11 enters the back guide path 4 depending on the position where the ball b entered when the ball entrance 2 is open as shown in FIGS. It is decided whether to enter the circulation guideway 5 or not, and only the hitting ball b which enters the backside guideway 4 and flows out to the backside of the pachinko machine as shown by the arrow X in FIG. Just before one rotation of the star wheel 24, the lock cam 27 is set to an angle immediately before the locking projection 15 of the movable receiving plate 11 is pushed as shown in FIG. 6, and the same number of hit balls as the star wheel 24 is set. When the lock cam 27 presses the lock protrusions 15 as shown in FIG. 5 at the same time, the movable support plate 11 is erected and the ball inlet 2 is closed. Until the lever 32 or the like is contacted and the locking claw 28 is struck, Close the ball entrance 2 as you did.

Further, the hitting ball b entering the circulation guide path 5 passes along the direction of the arrow Y and comes out to the front of the rolling ball a and returns to the hitting ball b. However, since the returning position is determined, the rolling ball board Use a nail or the like provided in a to make it a safe ball by entering it into another chariot, etc.
It is also possible to release less prize balls than the prize balls that flow out when they come out to the back and become safe balls.

(Effect) The present invention is a ball entrance 2 of a width in which a plurality of hitting balls flow in parallel.
In a ball striking port receiver provided with a movable receiving plate 11 for opening and closing the ball entrance, a back guide path 4 for guiding the ball hitting the ball entrance 2 to the back surface, and a reflux guide path 5 for guiding to the front surface. And a star wheel 24 that rotates one tooth by the contact of the ball hitting the back guide path 4, and a lock cam 27 that operates the movable receiving plate 11 to the closed state and locks the closed state. , The lock releasing projection 26 is provided so as to be integrally rotatable, and the safe ball dropping path 41 is provided on the back surface, and the ball detecting section at one end is exposed to the dropping path, and the lock releasing projection 26 is rocked at the other end. The lock release lever 32 for pushing is provided, which guides the ball to the back guide path 4 by the position of the ball hitting the ball entrance 2 and the return guide path 5.
The star wheel 24 is divided into one by the hitting ball entering the back guide path 4 and the star wheel 24 is divided into one tooth. It is possible to expect the desired operation only by mechanical connection without using any solenoid which may be generated in association with the counter by M.

[Brief description of drawings]

The accompanying drawings illustrate embodiments of the present invention. FIG. 1 is a partial exploded perspective view, FIG. 2 is another exploded perspective view including only the movable support plate of FIG. 3 is a partially cutaway front view, FIG. 4 is a rear view, FIGS. 5 and 6 are sectional views taken along the line AA in FIG. 4, and FIG. 7 is a sectional view taken along the line BB in FIG. 1 → Mounting board, 2 → Ball entrance, 3 → Partition wall 4 → Backside guideway, 5 → Return guideway 7 → Front decorative plate, 9 → Flow path, 11 → Movable receiving plate 13 → Flowing surface, 15 → Rock protrusion 18 → rear wall, 21 → passage hole 23 → box, 24 → star wheel 26 → lock release protrusion, 27 → lock cam 32 → lock release lever, 33 → ball hitting detection piece 34 → shaft, 35 → support piece, 37 → protrusion Claw 41 → Safe ball drop path

Claims (1)

[Scope of utility model registration request] 1. A ball striking device comprising a ball entrance of a width into which a plurality of ball hits are arranged in parallel and a movable receiving plate for opening and closing the ball entrance is provided. A back guide path that guides to the back side and a recirculation guide path that guides to the front are provided, and a star wheel that causes one tooth to rotate due to the falling contact of a ball hitting the back guide path and the movable support plate are closed. The lock cam that operates in the closed state and locks in the closed state and the lock release protrusion are integrally rotatable, and the safe ball drop path is provided on the back side. A ball striking socket for a pachinko machine, which is provided with a lock release lever that pushes the lock release protrusion by rocking.