JP3558671B2 - Ball punching device for lower ball tray in pachinko machine - Google Patents

Description

[0001]
[Industrial applications]
TECHNICAL FIELD The present invention relates to a ball punching device for a lower ball tray in a pachinko machine in which a shutter plate can be stopped and held at a position where a ball punching hole is opened by using a pachinko ball during a game.
[0002]
[Prior art]
Conventionally, there has been disclosed a ball removing device for a lower ball receiving tray of this type, which utilizes a pachinko ball being played to stop and hold a shutter plate at a position where a ball removing hole is opened. It is known as described in 154776.
The one described in this publication forms a guide edge along the horizontal direction on the front lower edge of the lower plate, and a sliding lid urged by a spring in a direction to close a discharge port opened in the lower plate. A sliding lid mechanism comprising a lid frame member that slidably supports the sliding lid and a sliding lever that operates the sliding lid, and guides the lower plate between the sliding lever and the sliding lid. Forming a receiving groove to be fitted in the edge, and providing a recessed portion in which the pachinko ball can be fitted in the guide edge, and inserting the pachinko ball into the recessed portion when the sliding lid is slid to open the discharge port, The sliding lid is stopped and held by contacting the front end surface of the sliding lever of the sliding lid with the pachinko ball, and the ball is attracted to a magnet embedded in the sliding lever to position the ball. Has stabilized.
[0003]
[Problems to be solved by the invention]
As described above, in the apparatus described in the above publication, the recessed portion into which the ball is fitted is small and is provided so as to be exposed to the outside of the lower plate. Since the front end face of the pachinko ball is brought into contact with the pachinko ball, the pachinko ball easily comes off when it is fitted into the recessed portion or when an unnecessary impact is applied to the sliding lever. In addition, since the user must use both hands, such as handling the pachinko ball with the other hand while pulling the sliding lever with one hand, the operation handle cannot be operated, and during the game, that is, while holding the operation handle, It is difficult to stop and hold the sliding lid at the open position, which has caused inconvenience.
Therefore, the present invention has been made in order to solve such a conventional problem, in which the pachinko ball is dropped from the inside of the dish portion, the pachinko ball is prevented from falling off and the ball hole is opened. It is an object of the present invention to provide a ball punching device for a lower ball tray in a pachinko machine, in which a shutter plate can be stopped and held at a position by one-touch operation with one hand.
[0004]
[Means for Solving the Problems]
In order to achieve the above object, the present invention provides a ball hole in a bottom wall of a dish portion in which pachinko balls are stored, and a support frame is attached to a back side of the bottom wall, and the support frame is freely horizontally movable. In a ball punching device for a lower ball tray in a pachinko machine provided with a shutter plate that is always slid and urged to close a ball punching hole, a through hole is opened in the shutter plate, and a pachinko ball is placed in a support frame. A ball holding portion for temporarily holding is provided, and the bottom wall of the dish portion is closed by a shutter plate at a position where the ball hole is closed, and the ball hole is opened, so that the pachinko ball is inserted through the through hole. A drop port is provided for dropping the ball from the inside of the dish into the ball holding part, and the pachinko ball that has fallen into the ball holding part at the position where the ball removal hole is opened is crimped between the shutter plate and the ball holding part, At the same time, the shutter board is It is obtained so as to retain stopped by pressing the bottom wall rear side parts.
[0005]
[Action]
At the position where the shutter plate closes the ball hole, the falling port on the bottom wall of the dish portion is also closed by the shutter plate, and the pachinko ball entering the falling port rests on the upper surface of the shutter plate. Then, by sliding the shutter plate to open the ball hole, the through hole communicates with the falling port, and the pachinko ball is dropped into the ball holding portion through the through hole. Then, at the position where the ball hole is opened, the pachinko ball dropped on the ball holding portion is pressed between the shutter plate and the ball holding portion, and at the same time, the shutter plate is moved by the pachinko ball to the back side of the bottom wall of the dish portion. Press and hold stop.
[0006]
【Example】
Hereinafter, an embodiment of a ball removing device for a lower ball tray according to the present invention will be described with reference to the drawings. FIG. 1 is a front view of a pachinko machine, in which 1 is a machine frame, 2 is a front frame which is attached to the front surface of the machine frame 1 so as to be openable and closable, and has a glass door frame 3 and a front plate below it. 4 are mounted to be openable and closable. A game board 5 is arranged behind the glass door frame 3, and a guide rail 6 is laid on the surface of the game board 5. A hit ball supply tray 7 is attached to the front surface of the front plate 4, and an operation handle 8 and a lower ball tray 9 are attached to a lower portion of the front surface of the front frame 2.
[0007]
FIG. 2 is a perspective view of the lower ball receiving tray 9, FIG. 3 is an exploded perspective view of the ball removing device, and FIG. 4 is a plan view of the same. The lower ball receiving tray 9 has a plate portion 11 mounted on the front surface of a mounting substrate 10, and the plate portion 11 is provided with a ball storage portion 13 connected to a discharge port 12 for discharging excess balls formed on the mounting substrate 10. I have. In addition, a circular ball hole 15 is formed in the bottom wall 14 of the ball storage 13 as shown in FIG.
[0008]
Reference numeral 16 denotes a box frame-like support frame which is attached to the back side of the bottom wall 14 via screws P, has an open upper surface and is formed in a flat rectangular shape, and has a circular through hole 17 communicating with the ball hole 15 on one side. Has been established. Reference numeral 18 denotes a shutter plate which is horizontally slidably interposed between the bottom wall 14 of the plate 11 and the support frame 16 to open and close the hole 15 for removing a ball. The shutter plate 18 is mounted on the support frame 16. The ball release hole 15 is always closed by the bias of the coil spring 19 and the operation lever 20 is provided on the front side to protrude forward from the support frame 16.
[0009]
The shutter plate 18 is provided with a horizontally long through hole 21 having a width enough to allow one pachinko ball to pass therethrough, and the support frame 16 is provided with a ball delivery passage at a position corresponding to the through hole 21. 22 are formed. A horizontal ball holding portion 23 for temporarily holding a pachinko ball is provided at one end of the ball sending passage 22, and a discharge port 24 for discharging the pachinko ball to the outside is provided at the other side end. Is formed on a gentle slope whose upper surface is inclined downward toward the discharge port 24 side.
[0010]
Further, the bottom wall 14 of the dish 11 is provided with a dropout hole 15 for opening a ball hole 15 to communicate with the through hole 21 and dropping a pachinko ball from the inside of the dish 11 into the ball holding portion 23. 25 are provided. The lower surface of the shutter plate 18 and the upper surface of the ball holding portion 23 are spaced apart from each other so that the shutter plate 18 is pressed against the back surface of the bottom wall 14 of the plate portion 11 and stopped and held by the pachinko balls sent therebetween. Is selected. For this reason, the shutter plate 18 is made to have a slight play in the vertical direction.
[0011]
The ball removing device of the lower ball receiving tray according to the present invention has the above-described configuration. When the shutter plate 18 closes the ball removing hole 15, the bottom wall of the dish portion 11 is shown as a solid line in FIGS. The falling port 25 of 14 is also closed by the shutter plate 18, and the pachinko balls entering the falling port 25 are placed on the upper surface of the shutter plate 18 as shown in FIG. 5. In this state, when the shutter plate 18 is slid as shown in FIG. 6B to open the ball hole 15, the through hole 21 communicates with the drop hole 25, and the pachinko ball is inserted through the through hole 21. Is dropped into the ball holding section 23. Then, at the position where the ball punching hole 15 is opened, the pachinko ball that has fallen into the ball holding portion 23 as shown by chain lines in FIGS. 6C and 7 is pressed between the shutter plate 18 and the ball holding portion 23. Simultaneously, the shutter plate 18 is pressed against the back surface of the bottom wall 14 of the dish 11 by the pachinko ball and stopped and held. Since one side edge of the through hole 21 hits a pachinko ball, it is formed on a tapered surface so that the shutter plate 18 can slide smoothly.
[0012]
In order to return the shutter plate 18 that has continued to open the ball hole 15 to its original position, the shutter plate 18 is returned as shown in FIG. The pachinko ball pressed between the balls moves from the ball holding portion 23 to the ball sending passage 22 with the movement of the shutter plate 18, and falls from the discharge port 24 to the outside. On the other hand, the shutter plate 18 released from the locked state by the pachinko ball returns to the position shown by the solid line in FIG. 6A and FIG. I do.
[0013]
FIG. 8A shows a shutter plate 18a according to another embodiment, and an elastic piece for pressing a pachinko ball dropped on the ball holding portion 23 from above at a position where the ball hole 15 is opened on the back side. 26, the operation for pressing the upper surface of the pachinko ball can be performed smoothly, and the operation lever 20 can be relatively smoothly moved. In addition, the pressing state is reliably and firmly maintained by the elastic force. This also prevents the wear that occurs during the operation of the shutter plate 18 as in the present embodiment.
[0014]
FIG. 8B shows a shutter plate 18b according to another embodiment. As shown in FIG. 9, a triangular claw 27 is provided on the back side of the distal end of the elastic piece 26. When the shutter plate 18b opens the ball hole 15, the pawl 27 passes over the pachinko ball of the ball holding unit 23. When the shutter plate 18b returns to the original position, the pawl 27 It works to scrape the ball and ensures that the pachinko is discharged to the outside. Immediately after the claw portion 27 gets over the pachinko ball, that is, when the claw portion 27 comes off from the pachinko ball, the elastic piece 26 hits the pachinko ball due to its restoring force and generates an impact sound. Thereby, the player can easily confirm that the impact is transmitted to the hand via the operation lever 20 and the shutter plate 18b is stopped and held.
[0015]
FIG. 10 is a cross-sectional view of a support frame 16 a according to another embodiment, and a groove-shaped shallow depression 28 orthogonal to the sphere delivery passage 22 is provided on the upper surface of the sphere holding part 23. Thus, by providing the shallow concave portion 28 into which the pachinko ball fits, the pachinko ball dropped on the ball holding portion 23 is discharged to the outside before the shutter plate 18 slides and the ball hole 15 is opened. It is prevented from being done. The shape of the shallow recess 28 is not limited to the groove shape, but may be another shape. In this case, on the contrary, since the pachinko ball is hard to come out, it is preferable to use the elastic piece 26 having the claw portion 27 or the shutter plates 18b and 18c provided with the extrusion rib 29 described later.
[0016]
FIG. 11 shows a shutter plate 18c according to another embodiment, in which a pushing rib 29 protruding outward from one side edge of the through hole 21 is provided on the back side thereof. The pushing rib 29 is located at a position where it passes through the ball holding portion 23 when the ball removing hole 15 is closed, so that the pachinko ball held by the ball holding portion 23 can be reliably pushed out. In addition, a pachinko ball that falls to the ball holding portion 23 through the through hole 21 while closing the ball hole 15 can be pushed out.
Although many other embodiments have been described, it goes without saying that these may be used in combination.
[0017]
【The invention's effect】
As described above, the ball punching device of the lower ball tray in the pachinko machine of the present invention utilizes the pachinko balls stored in the dish portion to drop the pachinko balls into the ball holding portion from the inside thereof. There is no danger that the pachinko ball will fall during the removal of the ball and the shutter plate will return, as in the case of using unnecessary force. Further, since the shutter plate is pressed against the back surface of the bottom wall of the plate portion by the pachinko ball and is stopped and held, the operation of opening and closing the hole for removing the ball can be performed by one-touch operation with one hand, which has an effect of being easy to operate.
[Brief description of the drawings]
FIG. 1 is a front view of a pachinko machine to which the present invention is applied.
FIG. 2 is a perspective view of a lower ball receiving tray.
FIG. 3 is an exploded perspective view showing a ball removing device from a lower ball receiving tray.
FIG. 4 is a plan view of a lower ball receiving tray.
FIG. 5 is a sectional view taken along line XX of FIG. 4;
FIG. 6 is a cross-sectional view of a main part for explaining an operation.
FIG. 7 is a view taken along line YY in FIG. 6 (a).
FIG. 8 is a perspective view of a shutter plate showing another embodiment.
FIG. 9 is a sectional view of the main part.
FIG. 10 is a cross-sectional view of a main part in which a support frame according to another embodiment is mounted.
FIG. 11 is a cross-sectional view of a main part in which a shutter plate according to another embodiment is mounted.
[Explanation of symbols]
9 Lower ball receiving tray 11 Plate portion 14 Bottom wall 15 Ball hole 16 Support frame 18 Shutter plate 21 Through hole 23 Ball holding portion 25 Drop port

Claims (5)

A ball hole is opened in the bottom wall of the dish where pachinko balls are stored, a support frame is attached to the back side of the bottom wall, and the ball hole is always closed by sliding freely on the support frame in the horizontal direction. In a ball punching device for a lower ball tray in a pachinko machine provided with a shutter plate that is biased to
The shutter plate is provided with a through hole, the support frame is provided with a ball holding portion for temporarily holding a pachinko ball, and the bottom wall of the dish portion is closed by the shutter plate at a position where the ball hole is closed, and the ball is closed. A drop hole is provided for dropping a pachinko ball from the inside of the dish portion into the ball holding portion through the through hole by opening the hole, and the ball falls into the ball holding portion at a position where the ball hole is opened. A lower portion of the pachinko machine wherein the pachinko ball is pressed between the shutter plate and the ball holding portion, and at the same time, the shutter plate is pressed and stopped and held by the pachinko ball toward the back side of the bottom wall of the dish portion. Ball tray removal device. The ball punching device for a lower ball tray in a pachinko machine according to claim 1, wherein an elastic piece is provided on the back side of the shutter plate for pressing the pachinko ball dropped on the ball holding portion at a position where the ball punching hole is opened from above. 3. The ball punching device for a lower ball tray in a pachinko machine according to claim 2, wherein a claw portion for scraping out the pachinko ball dropped on the ball holding portion is provided on the back side of the tip of the elastic piece. 4. The ball punching device for a lower ball tray in a pachinko machine according to claim 1, wherein a shallow concave portion is formed on a bottom surface of the ball holding portion to securely stop and hold the pachinko ball. 5. A lower ball in a pachinko machine according to claim 1, 2, 3 or 4, wherein an extrusion rib for pushing a pachinko ball held by the ball holding portion to the outside at a position where the ball hole is closed is protruded on a back side of the shutter plate. Ball draining device for saucers.

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