JPH0549750A - Coin cleaning device and automatic coin supply system - Google Patents

Abstract

PURPOSE:To cleaning effect on coins, and which has a low possibility of occurrence of failure and to provide a system for automatically supplying coins to coin type playing machines. CONSTITUTION:A coin cleaning device 100 is composed of two plates 31, 32 planted upright in parallel with each other, having a gap therebetween which is slightly wider than the thickness of coins C and having their inner opposed surfaces polished, and a drive C and having means 5 for displaying these plates, relative to each other and in parallel with each other, for cleaning coins introduced between the two plates under the relative displacement between the two plates due to the slide operation between the surfaces of the coins and the polished surfaces of the plates. An automatic coin supply system comprises a coin lift for conveying coins discharged from the coil cleaning device and coin type playing machines which are arrayed, to an upper position, and a coin conveying device connecting the coin lift to the playing machines, for supplying coins to the playing machines, whereby a part of coins raised by the coin lift is fed to the coin cleaning device and the remainder thereof is fed to the coin conveying device.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for cleaning coins and an automatic coin supply system including the cleaning apparatus.

[0002]

2. Description of the Related Art In a game arcade where a large number of coin gaming machines are installed, used coins are cleaned and then supplied to the coin gaming machine. The cleaning of this coin has been conventionally performed by the following method. 1) After being mounted on a belt-shaped carrier and immersed in a cleaning liquid, brushing with a rotary brush is performed. 2) Mix plastic particles and coins and polish with a rotary container type polishing machine.

[0003]

In the former case, however, the device is complicated and troubles are likely to occur, and it is difficult to completely remove the firmly fixed dirt by brushing with a brush. In addition to being a flat disk shape, the surface of the coin cannot be effectively polished by the plastic particles because of the uneven pattern on both sides, and a sufficient cleaning effect cannot be obtained. An object of the present invention is to provide a coin purifying device which can obtain a reliable cleaning effect of coins and is less likely to cause a failure, and an automatic coin supplying system for a coin gaming machine using the coin purifying device.

[0004]

In order to achieve the above object, this coin cleaning device is erected parallel to each other with a gap somewhat wider than the thickness of the coin, and its facing surface is a polishing surface.
Comprised of two plates and driving means for relatively displacing the plates in parallel, a coin inserted between the polishing surfaces is cleaned by sliding the coin surface and the polishing surface by the relative displacement of the two plates. Adopted the configuration. Further, in order to continuously and efficiently clean a large number of coins, two plates that are erected in parallel with a gap that is somewhat wider than the thickness of the coins, and a drive means that relatively displaces the plates in parallel relative to each other. , An insertion opening for arranging a coin into the gap, which is arranged above the two plates, two polishing cloths stretched on the inner surfaces of the two plates, and A structure including a coin holder provided below the plate is adopted. An automatic coin supply system according to the present invention is provided in parallel with the coin cleaning device, and a coin lifter for conveying coins discharged from the coin cleaning device and coins discharged from the coin gaming machine upward, and coins arranged in line. A coin transfer device, which is arranged to connect the upper part of the gaming machine and the upper part of the coin lift to connect the coins to each coin gaming machine, and uses a coin cleaning device to transfer a part of the coins carried by the coin lift. The other parts are supplied to the coin transfer device.

[0005]

In the coin purifying apparatus according to the first aspect of the present invention, the coin is sandwiched between the polishing surfaces, the coins are supported between the polishing surfaces, and the plate is relatively displaced, so that both sides of the coin can be reliably cleaned. In addition, the mechanism is simple and failure is unlikely to occur. In the coin purifying apparatus according to the second aspect, since the polishing surface is the polishing cloth, the coin polishing operation can be performed for a long period of time by replacing the polishing cloth. The coin cleaning device according to the third aspect can continuously and efficiently clean a large number of coins. In the coin cleaning device according to the fourth aspect, an appropriate pressing force can be uniformly applied to a large number of coins that have entered the gaps, and the coins can be cleaned without unevenness. In the coin purifying apparatus according to the fifth aspect, since the polishing cloth can be continuously supplied, the coin purifying apparatus can be operated without maintenance for a long time. Since the automatic coin supply system according to claim 6 supplies coins to the coin carrier and the coin purifier by the coin lift, when the coins are continuously supplied, a part of the coin is always cleaned. Therefore, unmanned continuous operation becomes possible.

[0006]

1 and 2 show a coin cleaning apparatus 100 according to an embodiment of the present invention. This coin cleaning device 100 includes a vertically elongated machine frame 1, a coin slot 2 attached to the upper part thereof, a coin polishing mechanism 3,
It is composed of a coin receiver 4 installed below the coin receiver. The coin insertion slot 2 has a flat funnel shape, an upper end is an elongated coin insertion slot 21, a lower end is a slit-shaped outlet 22 having a size slightly larger than the thickness of the coin C, and a middle is a funnel-shaped inclined plate. It is part 23.

The coin polishing mechanism 3 comprises two plates 3 which are erected parallel to each other with a gap G somewhat wider than the thickness of the coin C.
1, 32, a driving means 5 for relatively displacing the plates in parallel, and polishing cloths 33, 34 stretched on the inner surfaces of the two plates 31, 32. In this embodiment, one plate 31
Is supported by the machine frame 1 via a pulley 37, and is held slidably in the vertical direction. On its inner surface, a polishing cloth pressing plate 36 is arranged which is elastically supported by being biased inward by a large number of plate springs 35. The other plate 32 is the machine frame 1
It is fixed to. The polishing cloth pressing plate 3 elastically supported
6 may be provided on the other plate 32 side or on both sides. Alternatively, both the one plate 31 and the other plate 32 may be slidably attached to the machine frame 1 and separately displaced by the drive means 5.

Each of the polishing cloths 33, 34 is a roll 3A, 3A wound in the shape of a long strip, and the two plates are wound by a winding device 3B, 3B including a driving means (not shown). It is supplied between 31 and 32. It is preferable that the upper end portion g of the gap G is formed to have a somewhat wider curvature or taper as shown in the figure in order to smoothly drop the coin C discharged from the slit-shaped outlet 22 into the gap G.

The driving means 5 is installed at the lower end of the one plate 31 and comprises a motor 51, a converting means 52 for converting rotational movement into vertical reciprocating movement, and a link 53. The link 53 of the driving means 5 is connected to the lower end of the one plate 31. The coin receiver 4 includes a body 41 having a rectangular funnel shape, and a discharge port 42 provided at a lower portion thereof.
And an automatic opening / closing door 43 provided at the discharge port 42, which is installed below the gap G between the two plates 31 and 32,
The cleaned coin C that has been polished and discharged from the gap G and dropped is accommodated.

FIG. 3 shows an automatic coin supply system of the present invention. The coin cleaning device 100 is arranged in parallel with a known coin lift 200 that transports the coin C from the lower order to the upper order. The coin lift 200 has one of the outlets 201 on both sides of the upper part thereof, which is provided above the coin carrying device (conveyor) for supplying coins C to a group of coin gaming machines (not shown) arranged in a row. ) 300. As shown in FIGS. 4 to 6, the coin lift 200 has a group of coin buckets 220 that are continuously fixed to the outside of a transfer conveyor 210 (an endless chain) between the side plates 202 and 203, and has an inclined coin transfer path. Then, the transfer conveyor 210 is driven to transfer the coins C stored in the coin bucket 220 group. The coin bucket 220 has a coin base 221 (flat surface portion) along the moving direction P, and the locking wall 2 for hooking and moving the coin C on the coin base 221.
22 is formed.

The transfer conveyor 210 is a roller chain 2.
The sprocket 231, which is obtained by connecting both ends of 30,
It is rotatably supported by 232 and 233. The roller chain 230 includes an attachment for fixing the coin bucket 220, and the coin bucket 220 is fixed to the attachment. Sprocket 23
1, 232, 233 are gad motors M (shown in FIG. 3)
Driven by. In addition, the outlet 42 of the coin receiver 4 and the coin lift 20 provided at the bottom of the coin lift 200.
The coin collecting port 204 of 0 is connected by the gutter 6, and the coin C dropped from the discharging port 42 to the gutter 6 by the action of gravity slides on the gutter 6 and enters the coin storage 240.
It is transported upward by the coin lift 200.

Next, the operation of the automatic coin supply system will be described. The coin C ejected from the other of the ejection openings 201 of the coin lift 200 is supplied to the coin insertion slot 2 of the coin cleaning device 100, and stands between the slit-shaped exits 22 between the two plates 31 and 32. It is thrown into the gap G one after another. The coin C that has entered between the polishing cloths 33 and 34 in the gap G is moved as the plate 31 on one side is slid in the vertical direction by the link 53 of the drive means 5.
Two plates 3 gradually fall while polishing both sides by 34
The coins 4 fall from the lower ends of the coins 1, 32. The coins C in the coin receiving device 4 are regularly opened / closed by the automatic door 4
3 is opened to be discharged from the discharge port 42, and the gutter 6
Is guided to the coin storage 240 provided at the lower part of the coin lift 200. The other part of the coin C discharged from the discharge port 201 carries the coin C to the upper part of the island (in which coin game machines are arranged in a row), and the coin C is transferred to each game machine depending on the shortage of each game machine. Supply.

In the above embodiment, the two plates 31, 3 are
Although 2 is relatively displaced in the vertical direction, it may be relative displacement in the horizontal direction or the rotational direction. In addition, two plates 31, 3
2 does not necessarily need to be vertical, and may be inclined. Further, the polishing of the coin C is performed by the plates 31, 32.
It may be made by a polishing surface provided on the facing surface or a polishing cloth attached.

[Brief description of drawings]

FIG. 1 is a perspective view of a coin cleaning device.

FIG. 2 is an enlarged view of a main part of FIG.

FIG. 3 is a perspective view of a main part of the coin supply system.

FIG. 4 is a side view of the coin lift.

FIG. 5 is a perspective view of a coin bucket.

FIG. 6 is a front view cross-sectional view of the upper portion of the coin lift.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Machine frame 2 Coin insertion tool 3 Coin polishing mechanism 4 Coin receiving tool 5 Driving means 100 Coin cleaning device 200 Coin lift 300 Coin carrier device

Claims (6)

[Claims] 1. A pair of plates, which are erected parallel to each other with a gap somewhat wider than the thickness of a coin, and whose opposing surfaces are polishing surfaces, and drive means for relatively displacing the plates in parallel. And a coin cleaning device for cleaning a coin inserted between polishing surfaces by sliding the coin surface and the polishing surface by relative displacement of the two plates. 2. A pair of plates which are erected parallel to each other with a gap somewhat wider than the thickness of the coin, a driving means which relatively displaces the plates in parallel, and an inner surface of the two plates. A coin cleaning device comprising a stretched polishing cloth for cleaning coins inserted between the polishing cloths by sliding the coin surface and the polishing cloth by the relative displacement of the two plates. 3. An upright machine frame, two plates mounted in parallel on the machine frame with a gap somewhat wider than the thickness of the coin, and a drive for relatively displacing the plates in parallel. Means and
An insertion tool arranged above the two plates for inserting a coin into the gap, two polishing cloths stretched on the inner surfaces of the two plates, and the two plates And a coin receiving device provided below the cleaning device, and cleans coins inserted between the polishing cloths through the insertion device by sliding the coin surface and the polishing cloth by relative displacement of the two plates. , A coin cleaning device that is dropped onto the coin receiver. 4. The polishing plate pressing plate according to claim 3, wherein one of the two plates is fixed to a machine frame and has a polishing cloth pressing plate elastically supported on an inner surface thereof. A coin cleaning device that is urged in the other plate direction. 5. The coin cleaning device according to claim 3, wherein the polishing cloth is a band-shaped roll and is supplied between the two plates while being wound by a winding device. 6. A pair of plates which are erected parallel to each other with a gap somewhat wider than the thickness of the coin, a drive means for relatively displacing the plates in parallel, and above the two plates. From the insertion slot for inserting coins into the gap, the polishing cloth stretched on each of the inner surfaces of the two plates, and the coin receiver provided below the two plates. A coin purifying device, a coin lifter that is installed in parallel with the coin purifying device, and that transports coins discharged from the coin purifying device upward, and coins discharged from the coin gaming machine.
A part of the coins carried by the coin lift, which is arranged above the coin gaming machines in line and the upper part of the coin lift, and is composed of a coin transfer device for supplying coins to each coin gaming machine. The automatic coin supply system that supplies the coins to the coin cleaning device and the other parts to the coin transfer device.