JP2736790B2 - Pachinko machine launch rail - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention is directed to launching a pachinko machine provided between a hitting ball launching device and a guide rail provided on a front surface of a game board to guide a hitting ball launched from the hitting ball launching device. About rails.

[Prior Art] The launch rail of a pachinko machine is an important guide guiding means for smoothly sending out a hit ball hit by a hitting ball launching device to a game section on the front of a game board, stabilizing the hit ball, and accurately setting it in the game section. It has a very important meaning in sending out.

Conventionally, a stainless steel metal strip having a V-shaped cross section formed by bending a stainless steel metal strip is provided on the upper surface thereof with a hitting guide groove extending over the entire length thereof. It was usual to have installed using.

However, this firing rail consisting of a metal strip alone is easily deformed, and when it is hit with a nail or pin for mounting, it is distorted due to the difference in driving strength and the rail guiding accuracy is degraded. In addition, in use, when a wiping operation or the like is performed for cleaning the upper surface of the rail, there is a problem in that the rail is deformed by the pressing force and the guiding performance is reduced.

For these reasons, a metal rail body with a synthetic resin mounting base attached to it to stabilize the launch rail recently has been integrated to prevent rail distortion.
No. 5, No. 62-130681, and further Japanese Patent Application Laid-Open No. 61-141383.

In these proposals, the cross-sectional shape of a rail body made of a metal strip is bent into an M-shape or the like to increase its strength, or the rail body is reinforced by attaching a synthetic resin core to the rail body, or When molding a resin base (stable base), the rail body is inserted and integrally molded to increase the strength.

[Problems to be Solved by the Invention] However, although the above-mentioned conventional firing rail has been improved in strength, there is no difference in installation labor between the firing rail and the firing rail consisting of only a metal strip, and after installation, a set screw or the like. Since it cannot be removed without removing it, it is necessary to wipe the dust in a narrow space for cleaning, and an improvement has been desired.

In view of the above problems, the present invention provides a stable and uniform pachinko machine which facilitates mounting of a firing rail to a pachinko machine and at the same time enables accurate attachment, and removes the mounted firing rail. It is an object of the present invention to provide a firing rail which facilitates maintenance work such as cleaning smoothly and quickly.

[Means for Solving the Problems] Accordingly, the present invention particularly improves the firing rail itself, and also includes a rail mounting portion for mounting the firing rail to a mounting substrate provided inside a pachinko machine. And providing a firing rail of a pachinko machine in which the firing rail is attached to the rail mounting portion so as to be fitted to the rail mounting portion, and the firing rail can be detached from the mounting portion by being removed. .

More specifically, according to the present invention, a rail mounting portion is formed adjacent to the hitting / launching device on the front surface of a mounting board provided below the game board, while the main body of the firing rail is made of a synthetic resin. The present invention is to provide a launching rail for a pachinko machine, which is insert-molded integrally with a rail mounting base made of steel, and is removably fastened and assembled to the rail mounting portion via a mounting piece provided on the rail mounting base. The mounting base of the mounting rail further includes an engagement recess having an engagement recess at an upper side of the mounting portion and a locking piece having a locking claw at an end at a lower side opposite to the engagement recess. Is provided with an engaging projection corresponding to the engaging recess, and after engaging the engaging projection in the engaging recess, the lower side of the rail mounting base is hooked on the engaging piece of the engaging claw. So that it can be freely attached and detached and assembled. It is to provide a launch rail of the pachinko machine was. And further, a receiving portion provided with a through hole for receiving a screw at the bottom is provided on the lower side of the mounting portion of the mounting substrate,
On the other hand, on the lower side of the rail mounting base, an auxiliary piece having a screw insertion hole communicating with the through hole is provided at a position corresponding to the receiving portion, and the rail mounting base is set with a set screw that is screwed into the through hole through the screw insertion hole. The present invention is to provide a launching rail for a pachinko machine, in which is fixed to a rail mounting portion.

[Operation] A pachinko machine according to the present invention is configured such that the firing rail according to the present invention is fixed to a rail mounting portion provided on a front surface of a mounting board via a mounting piece of a mounting base provided by integrally molding a firing rail body in advance. The rail body can be removed together with the mounting base by completing the mounting on the rail, and by pulling it away from this mounting part, the rail base can be mounted at a fixed position by fastening the mounting base to the rail mounting part. In addition, no separate fastening means such as set screws and pins are required for the work of attaching and detaching the firing rail body.

Next, an embodiment illustrating the present invention will be described.

[Example] FIG. 1 is a front view of a main part in a use state, FIG. 2 is an exploded front view showing a state in which a firing rail main body is removed, and FIG. 3 is a cross-section taken along FIG. FIG. 4 is a sectional view taken along line IV-IV of FIG.

In the drawing, reference numeral 1 denotes a mounting board installed inside a pachinko machine, 2 denotes a hitting ball launching device attached to the front right side of the mounting board, and 3 denotes a playing section on the front of a game board for hitting a ball hit by the hitting ball launching device. 2 is a firing rail body according to the present invention for guiding to a shooting rail.

The mounting substrate 1 is a mounting base for mounting the hitting ball firing device 2 and the firing rail main body 3 as described above, and also a game board (not shown) is mounted on the upper edge and fixed to a fixed position. In this embodiment, the lower edge of the game board is formed by aligning the upper edge 1a formed of a synthetic resin in a narrow housing shape opened to the rear and having the required thickness in a horizontal direction and horizontally. It is in contact with and supports this.

The hit ball launching device 2 comprises a solenoid 5 having a plunger 4 for hitting a hit ball, and is intermittently combined with a hit ball supply device 7 for sending pachinko balls sent through the hitting guide path 6 one by one according to the hit by the solenoid 5. It is designed to fire a hit ball.

The two devices are described in more detail. The solenoid 5 is attached to the mounting substrate 1 via the mounting base 8, the plunger 4 is aligned in the firing direction, and a hitting portion 9 made of synthetic resin is provided at the tip of the plunger. Installed. The plunger 4 is always held in a retracted position by a spring 11 contracted between the solenoid 5 and a stopper member 10 provided at the rear end of the plunger, and when energized by energization, the plunger is attracted against the spring 11. The striking portion 9 is made to protrude in the firing direction.

The hitting ball supply device 7 supplies a hitting ball in conjunction with the striking motion of the plunger 4. A ball cutting gear for inserting teeth into a notch formed in the middle of the guide path 6 and stopping the flow of the ball. 12, a rotation restricting piece 13 for rotating the ball cutting gear by one tooth, a connecting rod 14, and swinging right and left in conjunction with the sliding movement of the plunger 4, and a rotation restricting piece via the connecting rod 14. 13 comprises a swinging rod 15 for alternately rotating in the forward and reverse directions.

The swinging rod 15 is pivotally connected to a support shaft 16 contracted to the mounting board 1 at a midpoint of its length and freely swings up and down and right and left. The abutting portion 17 provided at the lower end is connected to the plunger 4. A spring that is opposed to the rear end stopper member 10 and always acts on the connecting rod 14
The abutting portion 17 is brought into contact with the stopper member by the contraction force of the lever 18, and swings right and left about the support shaft 16 while following the sliding movement of the plunger with the striking motion.

The connecting rod 14 transmits this oscillating movement to the rotation regulating piece 13 and the pin 19
Are pivoted in the forward and reverse directions around the fulcrum.
Is designed to engage one of the pair of locking claws 13a and 13b with the ball cutting gear 12 to restrict the rotation thereof.

FIG. 1 shows that the solenoid 5 is demagnetized and the plunger 4 is
11 shows a retracted state. At this time, the swinging rod 15 pushes the lower end to the right, pushes the connecting rod 14 to the left against the spring 18, and pushes the first locking claw 13 a of the rotation regulating piece 13. The ball is engaged with the ball cutting gear 12, and its rotation is stopped to stop the flow of the ball being guided.

When the solenoid 5 is energized and excited in this state, the striking is performed by the attraction of the plunger 4 and, at the same time, the movable rod 16 swings and the connecting rod 14 moves to the right. The first locking claw is disengaged from the ball cutting gear 12, while the second locking claw 13b is engaged with the next tooth to allow rotation of one tooth. In order to stop the rotation of the ball, one pachinko ball in the guide path 6 is sent to the starting end 20 of the firing rail 3 which is a hitting ball firing position. Then, when the plunger 4 of the solenoid hits the ball supplied thereto as a target, the rotation regulating piece 13 is inverted via the swinging rod 15 and the ball cutting gear 12 is fed by one tooth. The pachinko balls are sent out to the starting end 20, and by repeating this, one pachinko ball is supplied one after another for each hitting operation, so that a continuous hitting ball is fired.

On the front surface of the mounting substrate 1 provided with the hit ball launching device, a rail mounting portion 21 for fixing the launching rail body is formed adjacent to the front surface. The rail mounting portion 21 is provided for attaching the firing rail main body 3 to a fixed position of the mounting board in a precise and reliable manner, and is formed in a shape corresponding to the firing rail main body 3.

Before describing the structure of the mounting portion 21, the firing rail main body 3 will be described. The firing rail main body reinforces the metal rail body 3 a and the rail body and serves as a fixing means for the rail mounting portion 21. It is composed of a table 3b. The rail body 3a is made of a metal strip and has a cross section of approximately M here.
Press-formed in a letter shape and provided with two pieces facing each other and provided with a guide groove 22 at the center of the upper surface, and these two pieces are used when forming the rail mounting base 3b formed of synthetic resin as a material. It is embedded and integrated to stabilize the shape of the rail body.

The mounting base 3b is a plate-like mounting piece along one side surface on the back side.
23 is integrally formed, and here, an engaging piece 24 is protruded at an upper edge thereof at an interval, while an auxiliary piece 26 is provided on the lower edge of which is provided with a screw insertion hole 25 by dividing the tip into two. It is protruding.

The rail mounting portion 21 is formed in a shallow groove shape adapted to the shape of the mounting base 3b of the firing rail main body with respect to the rail main body formed in this way, so that the entire mounting base can be fitted therein. An engaging recess 27 is formed at the upper edge corresponding to the engaging projection piece 24, and a locking piece 29 having a locking claw 28 at the tip is provided upright at the lower edge. A receiving portion 31 is provided at a position corresponding to the auxiliary piece 26 avoiding the locking piece 29 and having a through hole 30 for receiving the auxiliary piece and communicating with the insertion hole 25.

The firing rail main body 3 faces the rail mounting portion 21 formed above from the front surface upon mounting, firstly, inserts and engages the engaging protrusion 24 of the upper edge into the engaging concave portion 27, and then lowers the lower edge. Rub the locking claw 28 of the locking piece 29 and push it in while bending it to fit the mounting piece 23 into the rail mounting part 21 and simultaneously hook the locking claw 28 on the front edge of the lower edge And fix it.

The firing rail main body is completely fixed to the rail mounting portion by the fixing by the locking piece 29, and the set screw is inserted into the through hole 30 through the insertion hole 25 of the auxiliary piece 26 fitted to the receiving portion 31 in accordance with the fixing. If you knead 32, it will be more firmly attached. still,
This auxiliary piece also serves as an auxiliary fixing means when the locking piece 29 is broken by an unreasonable operation, and need not be used at the time of mounting the normal firing rail body.

The firing rail body 3 attached in this manner is a locking piece.
The locking claw 28 is disengaged by bending the lower portion 29 downward, and can be easily removed from the rail mounting portion 21 by pulling the locking claw 28 forward, as opposed to the fastening, and again fastening the same according to the above procedure. be able to.

Reference numeral 33 in the figure denotes a mounting board for the hitting guide path 6, which is provided on the front surface of a guide portion 34 which is raised on the mounting board 1 so as to cover the upper surface of the firing rail body 3 after the mounting of the firing rail body 3. The upper edge 33a is hung on the portion 35, and then the lower edge 33b is hung on a locking piece 36 erected from the mounting board 1 so as to be detachably attached.

The guide path 6 incorporated in the substrate 33 communicates a prize ball receiving tray (upper plate) provided on the front surface of a gaming machine (not shown) with an upper opening 6a so that a hit ball for firing can be received through this opening. And the ball cutting gear 12 as described above.
Each of them can be sent to the starting end of the firing rail main body via the.

Of course, although not shown in the drawings, a guide rail attached to the front of the game board follows the firing rail body 3 attached to the front of the mounting board 1, and the hitting ball guided by the firing rail is the guide rail. It goes without saying that the game will be carried to the game section in front of the game board.

Incidentally, in the drawing, reference numeral 37 denotes a foul ball port provided on the mounting board 1 for receiving the ball, that is, a foul ball when the shot ball is returned, and 38 denotes a discharge port for returning the foul ball to the prize ball tray. Exit.

[Effects of the Invention] As described in the above embodiment, according to the present invention, when the firing rail main body 3 is pushed into the rail mounting portion 21 provided on the front surface of the mounting substrate 1, the mounting substrate provided with the hit ball firing device is mounted. Since the firing rail and the striking portion can be accurately and easily aligned since the firing rail can be set at a fixed position, the firing rail body is fixed by engaging the locking projections with the engaging recesses. This has the advantage that it can be set much more quickly than conventional rail mounting.

Also, since the above-mentioned mounted firing rail body can be removed from the rail mounting portion by bending the locking piece and disengaging the locking claw, it is not necessary to perform a forcible wiping operation in a narrow space at the time of cleaning work. Easy.

Further, since the firing rail of the present invention is provided with an auxiliary piece on the rail main body, it can be used even if the locking piece is broken or the like, and a sufficient service life can be secured. Of course, if there is anxiety about fixing with the locking projections and the locking pieces, it is needless to say that the firing rail body may be fixed using the auxiliary pieces.

[Brief description of the drawings]

1 is a front view of a main part in use, FIG. 2 is an exploded front view showing a state in which a firing rail body is removed, and FIG. 3 is a cross-sectional view taken along a line III-III in FIG. FIG. 4 is a sectional view taken along line IV-IV of FIG. REFERENCE SIGNS LIST 1 mounting board 2 hitting ball launcher 3 launching rail main body 4 plunger 5 solenoid 6 hitting guide path 7 hitting supply device 9 hitting portion 12 ball Cutting gear, 13 ... Rotation regulating piece 14 ... Linking rod, 15 ... Swinging rod 20 ... Starting end, 21 ... Rail mounting part 23 ... Mounting piece, 24 ... Locking protruding piece 25 ... Holes, 26 auxiliary pieces 27 engagement recesses 28 locking claws 29 locking pieces 30, through holes 31 receiving parts 32 set screws 3a firing rail body 3b …… Mounting base

Claims (3)

(57) [Claims] 1. A groove-shaped rail mounting portion (21) is formed adjacent to a hitting and launching device (2) provided on a front portion of a mounting board (1) provided below a game board, and the other rail mounting. The rail body (3a) is integrally attached to the base (3b). The launching rail body (3) has a mounting piece (23) fitted to the rail mounting base (3b) in conformity with the shape of the rail mounting portion (21). ) Is formed, and the mounting piece (23) is fitted and fixed to the rail mounting portion (21), whereby the firing rail main body (3) is fixed at a predetermined position on the front surface of the mounting board (1). The firing rail of a pachinko machine that can be freely attached and detached. 2. An engagement recess (27) in an upper side or a lower side of a rail mounting portion (21) of a mounting substrate (1), and a side opposite to the engagement concave portion (27). Is a locking piece (29) having a spring property with a locking claw (28) at the tip
On the other hand, a mounting piece (23) provided on the mounting base (3b) of the firing rail body (3) is provided with an engaging projection (24) corresponding to the engaging recess (27). After the piece (24) is engaged with the engaging recess (27), the other side of the mounting piece (23) is hooked on the locking claw (28) of the locking piece (29) to be freely detachable. A firing rail for pachinko machines that can be worn and assembled. 3. A receiving part (31) having a through hole (30) for receiving a screw at a bottom portion of a lower side part of a rail mounting part (21) of a mounting board (1) according to claim 1. On the other hand, a screw insertion hole (25) communicating with the through hole (30) is provided at a position corresponding to the receiving portion (31) on the lower side of the mounting piece (23) of the firing rail body (3). A pachinko machine in which a piece (26) is provided, and the mounting piece (23) is fixed to the rail mounting portion (21) with a set screw (32) that is screwed into the through hole (30) through the screw insertion hole (25). Firing rail.