JPH081668B2 - Coin supply device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a coin replenishing device for replenishing coins in coin-operated gaming machines arranged in a row.

[0002]

2. Description of the Related Art In a game arcade where a large number of coin gaming machines are installed, it is desirable to be able to automatically supply coins to a gaming machine that has run out of coins. For this reason, it is effective to use a coin replenishing device in which a conveyor having an endless chain installed between pulleys and a coin scraping mechanism for dropping coins on the conveyor to a coin replenishing port of a gaming machine are combined.

[0003]

However, in the conventional coin replenishing device, a coin enters the lower side of the belt and induces interference between the fixed member and the movable member to stop or damage the belt. There was a drawback that it was likely to occur.
An object of the present invention is to reliably prevent coins from getting under the belt of the coin carrying conveyor,
It is to provide a coin replenishing device capable of smoothly scraping coins from a conveyor.

[0004]

In the coin replenishing device of the present invention, an endless chain is erected between sprockets, and a large number of plate-shaped hard attachments are connected to the outer periphery of the endless chain, and at the same time the attachments located above are attached. Along the both sides, the coin transfer conveyor is provided with an attachment guard wall whose upper end is set at an intermediate position between the upper surface and the lower surface of the attachment, and a coin scraping mechanism attached corresponding to the coin supply position. According to a second aspect of the present invention, a girder is provided along the lower surface of the attachment located above, and both sides of the attachment are supported from below by rails projecting on the girder, and the attachment guard wall is It was provided outside the girder rail.
In the invention according to claim 3, the lower surface of the attachment is
A slider having a downward sliding surface and a guide plate portion along the traveling direction is provided, and the rail has an upper surface that abuts on the sliding surface and a groove into which the guide plate portion is inserted.

[0005]

In the coin replenishing device of the present invention, the belt of the conveyor is formed of a hard attachment fixed to the chain, and the attachment guard wall having the upper end set at an intermediate position between the upper and lower surfaces of the attachment is provided.
Even if an impact is applied for some reason or a coin is caught in a passage and a strong external force acts on the attachment, it is possible to effectively prevent the coin from entering the inside of the conveyor. At the same time, the coins on the attachment can be scraped off smoothly. In the configurations described in claims 2 and 3, since both sides of the lower surface of the attachment are supported by the girders with rails, both sides of the attachment are firmly supported. Therefore, the attachment can be always kept in a normal fixed position, and it is possible to prevent the coin from entering the inside of the conveyor due to the shaking of the attachment.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a coin replenishing device 1 according to the present invention.
00, coin conveyors 1 horizontally arranged along the top of the coin gaming machines 200 (shown in FIG. 7) arranged in a row, and coins corresponding to the coin replenishing ports 201 of each gaming machine 200. A coin scraping mechanism 2 for scraping off the coins C that are installed at the supply position and stacked on the upper surface of the conveyor 1 and conveyed is provided.

A duct 31 for dropping the excess coin C is erected at the end of the conveyor 1, and a coin returning conveyor 3 for returning the excess coin C discharged from the end of the conveyor 1 in the reverse direction is provided below the conveyor 1. is set up. At the end of the coin returning conveyor 3, a coin lift 4 is installed upright to supply the coin C carried by the conveyor 3 to the starting end of the conveyor 1.

As shown in FIGS. 2, 3 and 4, the coin carrying conveyor 1 includes sprockets 11 and 12 arranged at intervals corresponding to the length of a row of coin gaming machines 200,
A drive device 13 for the sprockets 11 and 12, and an endless chain 14 mounted between the sprockets 11 and 12,
The endless chain 14 is provided with a large number of attachments 5 continuously provided on the outer periphery thereof. Below the attachment row 50 located on the upper side of the conveyor 1, a pair of rails 6 and 6 with 6 rails for slidably supporting the lower surface both sides of the plurality of attachments 5 from below are arranged. On both sides, ridge-shaped attachment guard walls 8 for guarding both sides of the upper attachment 5 are provided. Figure 2
Then, the conveyor 1 is a flat top conveyor having a flat upper surface, and horizontally conveys the coins C supplied onto the attachment 5 from the right side of the drawing toward the left end of the drawing.

As shown in FIG. 5, the attachment 5 is made of a plate-shaped hard plastic or a light alloy, and has a strip-plate-shaped base portion 51 arranged in a direction orthogonal to the moving direction,
A comb tooth portion 52 having three teeth and extending forward from the base portion 51,
Comb-tooth portion 5 having two teeth extending rearward from the base portion 51
3 and 3. The base portion 51 is slightly smaller than 1/3 of the total length (1/4 in this embodiment), and the comb teeth portions 52 and 53 have the same length, and both are slightly larger than 1/3 of the total length. There is. Further, the comb tooth portions 52 and 53 are set to have a length and a width of 80% or less of the diameter of the coin C to be carried. Further, the outer corners of the tips of the comb teeth 52, 53 are chamfered to have a thickness of 1/2 or more.

In each attachment 5, a base 51 is fastened to a block B constituting the endless chain 14 with a pair of screws, and comb teeth 52 and 5 of the front and rear attachments 5 are attached.
3 are continuously arranged so as to be meshed with each other, and the gap between the meshed portions is set to be 1/2 or less of the thickness of the coin C to be carried. At both ends of the lower surface of the base 51 of each attachment 5, nylon 57 made of nylon resin has downward sliding surfaces 55, and sliders 57, 57 having guide plate portions 56 protruding downward along the traveling direction are fixed. ing.

The rail 6, the girder 7 and the attachment guard wall 8 are made of an extruded aluminum alloy, and the girder 7 has a tubular structure of a rectangular cross section composed of upper and lower plates and both side plates. The rails 6, 6 are provided on both sides of the upper surface of the girder 7 so as to project in the longitudinal direction, and have an upper surface 61 with which the sliding surface 55 of each of the sliders 57 is in sliding contact, and a groove 62 into which the guide plate portion 56 is inserted. , Both sides of the lower surface of the attachment 5 are slidably supported. Longitudinal ridges 71, 71 are provided in parallel on both sides of the lower surface of the girder 7 to form a space for accommodating the endless chain 14 and the attachment 5 located on the lower side (return side), and at the same time, the girder 7 A presser foot 72 for fixing the machine to a machine frame (not shown) or the like is attached. Further, attachment members 74, 74 for attaching the coin guard walls 73, 73 to both sides of the upper surface of the attachment 5 are fixed to both sides of the upper portion of the girder 7.

In this embodiment, the attachment guard wall 8 extends outwardly of the rail 6 and is formed close to both side surfaces of the upper attachment row 50, and the upper end surface 81 of the attachment guard wall 8 is located at the upper attachment row. It is set to be an intermediate position between the upper surface 5A and the lower surface 5B of 50.

As shown in FIG. 6, the coin scraping mechanism 2 is a plate-shaped coin scraping member 21 mounted on the upper surface of the upper attachment row 50 so as to project therefrom, and the scraping member 21 of the upper attachment row 50. The coin replenishing port 201 is composed of a driving means 22 for pushing the coin to the upper surface.
The coin C is scraped off from the missing portion 75 of the coin guard wall 73 formed at the coin supply position corresponding to the above into the supply port 201.

The coin returning conveyer 3 has the same structure as the coin conveying conveyer 1 as shown in FIG. 1, and is installed in parallel below the coin conveying conveyer 1,
The coin C discharged from the end of the conveyer 1 for transportation drops in the duct 31 and is supplied to the tip (the left end in the drawing), and the coin C is carried to the left end in the drawing. The coin lift 4 sequentially raises the coin C supplied from the terminal of the conveyor 3 and dropped into the coin inlet 41 by the lift conveyor 42, and from the discharge port 43 onto the attachment 5 at the starting end of the coin carrying conveyor 1. Supply to.

The operation of the coin replenishing device 100 will be described with reference to FIGS. 1 and 7. The coin C supplied from the coin lift 4 onto the attachment 5 at the starting end of the conveyor 1 is conveyed toward the end of the conveyor 1. Coin C
By the output signal from the coin gaming machine 200 that lacks
The predetermined coin scraping mechanism 2 is operated for a predetermined time, and the scraping member 21 is projected onto the attachment 5. The coin C is scraped out from the missing portion 75 of the coin guard wall 73 along the inclined working surface of the scraping member 21. When the required amount of coins C is supplied, the scraping member 21 is moved by the signal from the gaming machine 200, and the coin guard wall 73
And return to the same plane.

The surplus coin C is discharged from the end of the conveyor 1 and drops onto the conveyor 3 through the duct 31. The conveyor 3 transfers the surplus coins C and the coins C discharged from each gaming machine 200 to the coin entrance 41 of the coin lift 4.
The coin lift 4 sequentially lifts the coins C and supplies them to the starting end of the conveyor 1.

If the upper end surface 81 of the attachment guard wall 8 and the upper and lower surfaces of the attachment 5 are set at an intermediate position as in this embodiment, some sort of impact is applied to the conveyor 1 or the coin guard wall 73 and the attachment 5 are separated from each other. Even if a coin C is caught between the attachments 5 and a strong external force acts on the attachment 5, the coin C does not easily enter the lower side of the attachment 5 because of the overlapping portion 82 of the attachment guard wall 8 and the attachment 5. The upper surface 5A of the attachment 5 is an attachment guard wall 8
Since it is higher than the upper end surface 81, it does not hinder the scraping of the coin C.

[Brief description of drawings]

FIG. 1 is a schematic front view of a coin replenishing device.

FIG. 2 is a front view of a coin carrying conveyor.

FIG. 3 is a side view of a coin carrying conveyor.

FIG. 4 is a sectional view of a coin carrying conveyor.

FIG. 5 is a perspective view of an attachment row.

FIG. 6 is an enlarged perspective view of a main part of a coin carrying conveyor.

FIG. 7 is a perspective view showing a usage state of the coin replenishing device.

[Explanation of symbols]

 1 coin transfer conveyor 2 coin scraping mechanism 3 coin return conveyor 4 coin lift 5 attachment 6 rail 7 digits 8 attachment guard wall 14 endless chain 50 attachment row 5A upper surface 5B lower surface 81 upper end surface 100 coin replenishing device 200 coin game machine

Claims (3)

[Claims] 1. An endless chain is erected between sprockets, and a large number of plate-shaped hard attachments are continuously provided on the outer circumference of the endless chain, and the upper end and the lower face of the attachment are arranged along both sides of the attachment located above. A coin replenishing device consisting of a coin transfer conveyor with an attachment guard wall set at an intermediate position between and, and a coin scraping mechanism attached corresponding to the coin supply position. 2. The girder according to claim 1, wherein a girder is provided along the lower surface of the attachment located above, and both sides of the attachment are supported from below by rails projecting on the girder, and the attachment guard wall is A coin replenishing device provided outside the rail of the girder. 3. The attachment according to claim 2, wherein a slider having a downward sliding surface and a guide plate portion along the traveling direction is provided on the lower surface of the attachment, and the rail has an upper surface that abuts on the sliding surface. A coin replenishing device having a groove into which the guide plate portion is inserted.