JPH07246276A - Supporting structure for ball extracting device provided at curved rail of pachinko machine - Google Patents

Abstract

PURPOSE:To decrease the number of parts by providing the supporting structure, for which it is not necessary to separately prepare any metal shaft, by providing a pivot part, movable bottom plate for which a one-side small diameter shaft to be attached to a curved rail and an other-side a little longer small diameter shaft are integrally provided at the top end of the pivot part, and engaging lever. CONSTITUTION:A pachinko machine is provided with a curved rail 5 for guiding prize balls inside a prize ball tank to a prize ball discharging device. This curved rail 5 is provided with three lines of ball ducts 8a, 11a and 11b formed by overlapping two of ball ducts 11, for example, equipped with a partition board 11 at one side edge between an outer panel 7 and a rear panel 9 equipped with a ball duct 8. On the other hand, a pair of ball extracting devices composed of movable bottom boards 15 and engaging levers 16 are integrated, and the movable bottom board 15 is equipped with a pivot part 17 provided with the function of a spacer at a U-shaped bent part. Then, a small diameter shaft 18 is projected at one top end of this pivot part 17, a small diameter shaft 19 a little longer than the small diameter shaft 18 is projected at the other top end respectively integrally, and these small diameter shafts are integrally molded by a synthetic resin material.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pivotal support structure for a ball punching device provided on a curved rail of a pachinko machine, and more particularly to a pair of movable bottom plates forming the ball punching device and an engaging lever for engaging the movable bottom plate. It is related to the shaft support structure.

[0002]

2. Description of the Related Art Conventionally, in a curve rail of a pachinko machine, a ball passage having a partition wall at each one side edge is sequentially stacked on an outer plate, and a back plate having the ball passage is finally stacked. It is provided that a plurality of ball passages are provided and assembled, and the curve rail is provided with a ball removal device having a movable bottom plate and an engaging lever as a pair, and a ball breakage detection device. Also disclosed is a ball-removing device in which the movable bottom plate is incorporated into a curve rail by inserting it into a shaft provided in the curve rail, and the engaging lever is pivotally attached to the shaft provided in the mechanism plate. (Actual fairness 4
-13023 gazette).

[0003]

As shown in FIG. 9, the ball removing device described in the prior art comprises a movable bottom plate 100 and an engaging lever 101 as a pair, and the movable bottom plate 100 is substantially V-shaped. The bending lever has a cylindrical shaft portion 102 and is integrally formed of a synthetic resin material. The engaging lever 101 is integrally formed of a synthetic resin material and has a cylindrical shaft portion 103 at a rotating end. Formed, these movable bottom plates 10
0 and the engaging lever 101 are respectively associated with the cylindrical shaft portions 102,
Metal shafts 104 and 105 are rotatably attached to 103 and are axially attached to a predetermined portion of the curve rail. Then, in the step of incorporating the movable bottom plate 100 and the engaging lever 101 of the ball removing device into the curve rail, one end of the metal shafts 104 and 105 is inserted into the bearings 107 and 108 provided on the curve rail outer plate 106. The movable bottom plate 100 and the cylindrical shaft portions 102 and 103 of the engagement lever 101 are inserted and attached to the shafts 104 and 105, respectively. In this way, with the shafts 102 and 103 inserted in advance, other components, that is, a plurality of sphere flow paths (not shown) provided with partition walls are overlapped, or a sphere breakage detection device (not shown) is installed. It is assembled by incorporating. However, in such a curved rail assembly structure, the movable bottom plate 100, the shaft 104 separately prepared for the engaging lever 101,
The use of 105 not only increases the number of parts, but if the shafts 104 and 105 are provided in advance in the assembly process, the shafts 104 and 105 interfere with the assembly, and the efficiency of the assembly work of the curve rail is improved. It was also the cause of bad sex.

Further, since the shafts 104 and 105 must have a desired rigidity so that the movable bottom plate does not bend due to the weight pressure of the sphere, it is necessary to use a metal shaft. Although forced, metal shafts have problems such as being expensive and uneconomical.

The present invention has been made in view of the above points, and an object of the present invention is to provide a movable bottom plate of a ball removing device and a shaft support portion of an engaging lever with a pivot shaft portion and a small-diameter shaft made of synthetic resin. It is easily formed by integral molding with the main body, reducing the number of parts and having an excellent shaft function.
(EN) Provided is a shaft supporting structure of a ball removing device, which is easy to assemble and has improved workability.

[0006]

In order to achieve the above object, in the pivotal support structure of the ball removing device provided on the curve rail of the pachinko machine according to the present invention, a dogleg-shaped movable bottom plate made of a synthetic resin material is provided. Is provided with a pivot portion having a function of a spacer in the bent portion, and a small diameter shaft is formed at one end of this pivot portion and a slightly longer small diameter shaft is formed at the other end thereof by integral molding.

The engaging lever for closing and operating the movable bottom plate is made of synthetic resin, and has a pivot portion having a spacer function at its rotating end, and the pivot portion is integrally extended to both sides to the same length. At the same time, a small diameter shaft is formed at one end of the pivot portion, and a slightly longer small diameter shaft is formed at the other end of the pivot portion by integral molding.

A dogleg-shaped movable bottom plate made of a synthetic resin material is provided with a pivot portion having a spacer function at the bent portion, and one end of this pivot portion has a small diameter shaft and the other end has a slightly long small diameter. The shaft is projectingly formed as one piece, and the engaging lever for closing the movable bottom plate is made of synthetic resin and the pivot part that has the function of a spacer at the rotating end is extended to the same length on both sides. It is formed integrally with a small diameter shaft at one end of the pivot part and a slightly longer small diameter shaft at the other end of the pivot part. Is provided with a bearing for pivotally mounting a small diameter shaft projecting on the pivot of the movable bottom plate and a little longer shaft, and a little longer than the small diameter shaft projecting at the tip of the pivot of the engaging lever below the bearing of the movable bottom plate. It is preferable to form the bearing by mounting a small diameter shaft.

Among the bearings provided on the outer plate and the back plate, a slightly long small diameter shaft is sufficiently inserted as a bearing for mounting a slightly long small diameter shaft protruding from the movable bottom plate and the pivot of the engaging lever. It is preferable to form it into a tubular shape having a length of

A dogleg-shaped movable bottom plate made of a synthetic resin material is provided with a pivot portion having a spacer function at a bent portion, and a small diameter shaft is provided at one end of the pivot portion and a slightly long small diameter at the other end. The shaft is projectingly formed as one piece, and the engaging lever for closing the movable bottom plate is made of synthetic resin and the pivot part that has the function of a spacer at the rotating end is extended to the same length on both sides. A small diameter shaft is formed at one end of the pivot portion and a slightly longer small diameter shaft is provided at the other end of the pivot portion so as to be integrally formed, and a movable bottom plate is provided on the curved rail.
The engagement lever is preferably provided on the mechanism plate.

[0011]

In the work of assembling the movable bottom plate and the engaging lever on the curve rail, the movable bottom plate integrally provided with the respective pivot portions and the small diameter shafts for pivotally attaching to the bearings of the curve rail at both ends of these pivot portions. For the engagement levers, the long small diameter shaft is inserted deeply into the bearing by inserting the slightly longer small diameter shaft of the small diameter shafts provided at the tips of the respective pivot parts into the bearing first. The correct direction is maintained without tilting, that is, the upright state is stably maintained, and when the back plates are piled up in this state, the small diameter shaft at the opposite end is naturally inserted into the bearing of the back plate, and the curved rail This facilitates the work of assembling the movable bottom plate and the engaging lever between the outer plate and the back plate. In particular, the ease of assembling the movable bottom plate and the engaging lever also facilitates the overall assembling of the curved rail composed of many other parts.

The shaft supporting structure integrally provided with the pivots and the small diameter shafts for pivotally attaching the curved rails to the ends of the pivots has sufficient strength and rigidity, and therefore various stresses from the outside, for example, , The ball weight received by the movable bottom plate or the stress generated by the engaging action of the engaging claw piece and the engaging projection with respect to each other does not cause the bending and does not impair the function as the pivot. Is pivotally supported.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a rear view of a pachinko machine, and 1 is a play board.
2 is a mechanism plate that is detachably arranged on the rear surface of the play board, 3
Is a prize ball tank mounted above it, and 4 is a guide gutter for guiding the prize balls in the prize ball tank 3 to the prize ball discharging device 6 via the curve rail 5.

FIG. 2 is an exploded perspective view of a curved rail according to the present invention, FIG. 3 is a perspective view of a movable bottom plate, FIG. 4 is a perspective view of an engaging lever, and the curved rail 5 is an outer plate 7 and a spherical flow path. A plurality of sphere channels 11 having a partition plate 10 on one side edge, preferably two sphere channels 11 are overlapped with the back plate 9 having the first sphere channel 8a and the second sphere channel 11a. , 3 with the third ball channel 11b
Each of the ball channels 8a, 11a, 11b is provided with a strip ball channel.
A ball break detection device including a switch box 14 containing a plurality of movable pieces 12 that function as sensors and a plurality of connectors 13 that are connected by pressing the movable pieces 12 is incorporated. A pair of ball removing devices is incorporated by the lever 16, and the curved rail 5 shown in FIG. 5 is assembled.

The movable bottom plate 15 is provided with a pivot portion 17 having a spacer function at a bent portion bent in a dogleg shape, and a small diameter shaft 18 is provided at one end of the pivot portion 17 and the other end is provided. Small-diameter shafts 19 that are slightly longer than the small-diameter shafts 18 are provided integrally with each other so as to integrally project from the synthetic resin material. The outer plate 7 and the back plate 9 have bearings 18a for mounting the small diameter shafts 18 and 19 projecting from the pivot shaft portion 17 of the movable bottom plate 15 at the upstream edge of the ball outlet 20. 19a are provided respectively, and the slightly long shaft 19 is used for the bearing 19 of the outer plate 7.
Then, the short small-diameter shaft 18 is inserted into the bearing 18a of the back plate 9.

A movable bottom plate 15 axially attached to the curve rail 5.
Is provided so as to rotate downward by the weight of the ball placed on the upper surface thereof to release the ball outlet 20, and the weight 22 is inserted into the engaging claw piece portion 21 to be released from the weight of the ball. By the acting force of the weight 22 and the weight 22, it is configured to pivotally return to the position where the ball outlet 20 is closed as shown by the solid line in FIG.

The engaging lever 16 is formed by integrally extending the pivot portion 23 having the function of a spacer at the rotating end to both sides to the same length, and at the one end of the pivot portion 23, a small diameter shaft 24.
Is formed integrally with the other end of the pivot portion 23 by projecting a slightly long small diameter shaft 25. Then, the outer plate 7 and the back plate 9
Bearings 24a, 25 for axially supporting small diameter shafts 24, 25 projecting on both sides of the pivot portion 23 of the engaging lever 16 below the bearings 18a, 19a for pivotally mounting the movable bottom plate 15.
a, a slightly long shaft 25 is used for the bearing 25 of the outer plate 7.
Then, the short small-diameter shaft 24 is inserted into the bearing 24a of the back plate 9. The engaging lever 16 pivotally supported below the movable bottom plate 15 is provided with a locking projection 26 that comes into contact with the engaging claw piece 21 of the movable bottom plate 15.

Bearings 19a and 25a for receiving the slightly long small-diameter shafts 19 and 25 of the movable bottom plate 15 and the engaging lever 16, respectively.
In order to prevent the pivots 17, 23 from wobbling or tilting when these slightly long small-diameter shafts 19, 25 are inserted,
It is preferable to form it into a cylindrical shape having a sufficient length to allow the insertion.

Reference numeral 27 denotes an actuating plate provided on the overhanging wall portion 28 of the back plate 9, and the horizontal shaft 30 is passed through the supporting portion 29 provided on the overhanging wall portion 28 so as to be orthogonal to the engaging lever 16. The lower end bent portion of the actuating plate 27 is pivotally supported on the horizontal shaft 30, and the actuating plate 27 has a connecting pin 31 and a wide upper push piece portion 32. It is inserted and connected to the laterally long hole 33 formed in. Actuator plate 27 is horizontal axis 3
The engagement pin 16 of the movable bottom plate 15 is locked to the locking projection 26 by rotating the engagement lever 16 upward by the connecting pin 31 biased by the spring 34 wound around 0. The ball outlet 20 is restrained at a position where it is closed.

To remove the prize ball from the prize ball tank 3, a pin or the like is inserted from the front of the pachinko machine and the push piece portion 32 of the operating plate 27 is pushed. As a result, the operating plate 27 is rotated downward, the engaging lever 16 is moved downward by the connecting pin 31, and the engaging projection 26 disengages from the engaging claw piece 21 of the movable bottom plate 15. Therefore, the movable bottom plate 15 is in a free state, and the weight of the ball that rides on the upper surface allows the movable bottom plate 15 to rotate about the pivot portion 17 as a fulcrum to open the ball removing port 20 and drop the prize ball into the ball removing trough 35 to remove the ball. .

After the ball is removed, a pin or the like is again inserted to rotate the operating plate 27 downward to move the engaging lever 16 downward, thereby returning the movable bottom plate 15 to the position where the ball removing port 20 is closed by its own weight. Further, when the pressing of the operating plate 27 is released, the engaging lever 16 is locked by the locking projection 26.
Back to the position where it engages with the engaging claw piece 21 to move the movable bottom plate 1
Bind 5.

In this embodiment, the case where the movable bottom plate 15 and the engaging lever 16 are installed in the curve rail 5 is shown. However, in addition to this, the movable bottom plate 15 is installed in the curve rail 5 and the engaging lever is installed. It is also possible to install 16 on the mechanism plate 2.

[0023]

As described above, according to the present invention, the pivot portion, the small-diameter shaft on one side for attaching the curved rail to the tip of the pivot portion, and the small-diameter shaft on the other side are integrally formed. By providing the movable bottom plate and the engaging lever provided,
It eliminates the need to separately prepare a metal shaft as in the past, reduces the number of parts, and makes it possible to easily and inexpensively form by integral molding with a synthetic resin material. Furthermore,
Assembling of the curved rail can be simplified and the work efficiency can be improved as compared with the conventional one, and the effects such as providing the movable bottom plate and the engaging lever having the shaft supporting structure excellent in the shaft performance and the shaft function can be obtained.

[Brief description of drawings]

FIG. 1 is a rear view of a pachinko machine.

FIG. 2 is an exploded perspective view of the curved rail of the present invention.

FIG. 3 is a perspective view of a movable bottom plate of the present invention.

FIG. 4 is a perspective view of an engagement lever of the present invention.

FIG. 5 is a perspective view showing assembly of the curved rail of the present invention.

FIG. 6 is a perspective view of a main part showing the curved rail of the present invention installed in a pachinko machine.

FIG. 7 is a cross-sectional view of a main part showing the curved rail of the present invention installed in a pachinko machine.

FIG. 8 is a cross-sectional view of essential parts showing a pivotally supported state of a movable bottom plate and an engagement lever of the present invention.

FIG. 9 is a sectional view of an essential part showing a conventional pivotal support structure for a movable bottom plate and an engagement lever.

[Explanation of symbols]

 2 mechanism plate 5 curve rail 7 outer plate 9 back plate 15 movable bottom plate 16 engaging lever 17 pivot part 18 small diameter shaft 18a bearing 19 small diameter shaft 19a bearing 20 ball outlet 23 pivot part 24 small diameter shaft 24a bearing 25 small diameter shaft 25a bearing

Claims (5)

[Claims] 1. A dogleg-shaped movable bottom plate made of a synthetic resin material is provided with a pivot portion having a spacer function in a bent portion, a small diameter shaft is provided at one end of the pivot portion, and a little at the other end. A shaft support structure for a ball-removing device provided on a curved rail of a pachinko machine, characterized by being integrally formed by projecting long small-diameter shafts. 2. An engaging lever for closing and operating a movable bottom plate is made of synthetic resin, and a pivot portion having a function of a spacer at a rotating end is integrally extended to both sides to have the same length, and the pivot portion is also formed. A shaft support structure for a ball removing device provided on a curved rail of a pachinko machine, characterized in that a small diameter shaft is formed at one end of the pivot shaft part and a slightly longer small diameter shaft is formed at the other end of the pivot part so as to be integrally formed. 3. A dogleg-shaped movable bottom plate made of a synthetic resin material is provided with a pivot portion having a spacer function in a bent portion, and a small diameter shaft is provided at one end of the pivot portion and a little at the other end. It is integrally molded by projecting long small diameter shafts, and the engaging lever for closing the movable bottom plate is made of synthetic resin and has the same pivot length on both sides with a pivot function that has a spacer function at the rotating end. It is integrally formed by extending a small diameter shaft at one end of the pivot part and a slightly longer small diameter shaft at the other end of the pivot part. A bearing for pivotally mounting a small-diameter shaft projecting on the pivot part of the movable bottom plate and a slightly long small-diameter shaft is provided at the rim, and a small-diameter shaft projecting at the tip of the pivot part of the engaging lever below the bearing of the movable bottom plate. Curve of a pachinko machine characterized by being equipped with a bearing for mounting a slightly long small diameter shaft The shaft support structure of the ball removing device installed on the rail. 4. Of the bearings provided on the outer plate and the back plate, a slightly long small-diameter shaft is sufficient as a bearing for mounting a slightly long small-diameter shaft protruding from the movable bottom plate and the pivot of the engaging lever. The shaft supporting structure of the ball removing device provided on the curved rail of the pachinko machine according to claim 3, wherein the shaft supporting structure is a tubular shape having a length to be inserted. 5. A dogleg-shaped movable bottom plate made of a synthetic resin material is provided with a pivot portion having a spacer function in a bent portion, and a small diameter shaft is provided at one end of the pivot portion and a little at the other end. It is integrally molded by projecting long small diameter shafts, and the engaging lever for closing the movable bottom plate is made of synthetic resin and has the same pivot length on both sides with a pivot function that has a spacer function at the rotating end. It is integrally formed by extending a small diameter shaft at one end of the pivot part and a slightly longer small diameter shaft at the other end of the pivot part, and a movable bottom plate is provided on the curved rail.
An axial support structure for a ball removing device provided on a curved rail of a pachinko machine, characterized in that an engagement lever is provided on a mechanism plate.