JPH0973571A - Coin discrimination device and paper money sorting and housing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To accurately identify the kind of money even at the time of many kinds of coins by combining plural sensors so as to detect plural detection areas. SOLUTION: A front row detection part 14 disposes a first detection sensor S1 provided with one long central detection area 14a in the carrying width direction of a paper money carrying path 13 so that this sensor S1 first detects money kind information of the paper money 12 guided here. Linked with this money kind information, a rear row detection part 15 disposes second to fourth detection sensors S2 to S4 with both-sides detection areas 15a and 15b individually detecting both sides of the carrying width direction of the paper money carrying path 13 to use the sensors S2 to S4 as exclusive detection exclusively detecting the three money kinds of a 1,000-yen note, a 5,000-yen note and a 10,000-yen note a paper money input/output device allows to handle by their outlines and colors to detect the truth/falseness information of paper money. The money kind is identified by the first detection part 14 like this and the detection part 15 continually specifies one sensor corresponding to the discriminated money kind for detecting operation and decides the truth/falseness of the paper money based on both of these detection data.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a currency discriminating apparatus such as a coin depositing / dispensing machine, and more particularly, to a currency discriminating apparatus and a banknote sorting / storing machine having enhanced discrimination processing performance for currencies of different denominations. Regarding the device.

[0002]

2. Description of the Related Art A banknote depositing / dispensing machine will be described below as an example. As shown in FIG. 8, this banknote depositing / dispensing machine has first and second depositing processes which communicate with a deposit port 82 at an upper portion of a main body 81 of the apparatus. The first and second withdrawal processing units 87, 8 communicating with the units 83, 84 and the bill validator 85, and the withdrawal opening 86.
8 is provided, and a reject cartridge 89, denomination-based cartridges 90 to 92, a deposit store section 93, and the like are provided at the bottom to allow banknote deposit and withdrawal transactions.

When bills are identified by the bill validator 85, as shown in FIGS. 9 and 10, a bill transport path 95 for transporting the bill 94 in the horizontal direction is provided in the bill validator 85.
The long detection sensor 96 having one long detection region is arranged in the conveyance width direction of the paper money, and the long detection sensor 96 identifies the denomination and authenticity of the bill 94 introduced therein.

However, since the detection information is insufficient with only this one long detection sensor, the accuracy is poor, and a conveyance roller, a conveyance belt, a conveyance guide plate, or other conveyance member is provided on the detection area of this sensor. Since they cannot be placed, jams (paper jams) were likely to occur near this detection area.
Further, since the single sensor commonly identifies bills of all denominations, only specific types of sensors can be used for installation and use.

In particular, banknotes in various countries around the world are printed in various colors, making it difficult to identify them with only one type of sensor. For example, in a country with multiple denominations, or in the case where a banknote of a neighboring country is allowed to be recognized in addition to the banknotes of its own country and widely shared, a dropout color (undetectable wavelength range) exists, which makes identification difficult. It was

[0006]

SUMMARY OF THE INVENTION Therefore, the present invention provides a wide variety of currency by identifying a plurality of detection areas by combining a plurality of sensors without identifying one currency when identifying currency. Even if it discriminate | determines a denomination correctly, it aims at providing the currency identification apparatus and banknote classification storage apparatus.

[0007]

According to the first aspect of the present invention,
Gold for identifying a denomination by synthesizing first detection means for detecting a denomination element of money, second detection means for detecting a specific denomination element, and detection information of the first detection means and the second detection means. And a species identifying means.

According to the second aspect of the present invention, there is provided a first detection means and a second detection means for individually detecting the first detection area and the second detection area which are different in the conveyance width direction. And

The invention according to claim 3 is characterized in that a transport means for transporting currency is provided outside the detection regions around the first detection region and the second detection region.

According to a fourth aspect of the present invention, there is provided a bill sorting device that sorts and stores bills by including a currency identifying device.

[0011]

According to the present invention, when identifying currency, the first
The detection means detects a denomination element of money, the second detection means detects a specific denomination element, and the detected denomination elements are combined by the denomination identification means to identify the denomination.

Further, the first detection means and the second detection means individually detect the first detection area and the second detection area which are different in the conveyance width direction.

Further, the currency is carried by the carrying means provided outside the detection areas around the first detection area and the second detection area.

Further, the banknote classification and storage device equipped with the currency identification device classifies and stores the banknotes.

[0015]

As a result, when discriminating the money led to the currency discriminating apparatus, the denomination element of one currency is detected by a plurality of kinds of detecting means, and further, it is detected by detecting areas at a plurality of places. Since a large number of seed elements can be extracted, the accuracy of detecting money can be improved and the denomination and authenticity can be accurately identified.

Further, by disposing a conveying means such as a conveying roller around the detection area outside the detection area, it is possible to give a certain conveyance force to the currency passing through the detection area without hindering the detection area. It is possible to suppress the occurrence of jams in the vicinity.

Furthermore, when the currency identification device is internally configured in a bill sorting and storing device such as a bill depositing / dispensing machine, the identified bills can be sorted and stored according to denomination, and handling with high management performance for bills of each denomination is possible. it can.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings. FIG. 1 shows a bill discriminating device 11 equipped in a bill depositing / dispensing machine. The bill discriminating device 11 is arranged at a front end of the bill conveying path 13 for conveying the bills 12 in a laterally long direction. The front row detection unit 14, the rear row detection unit 15 arranged at the rear of the front row detection unit 14, and the transport rollers 16 disposed around the detection units 14, 15 ...

The front row detecting section 14 described above is provided in the bill transport path 13
A first detection sensor S1 having one long central detection region 14a is disposed in the conveyance width direction of the first detection sensor S1.
Then, the denomination information of the bill 12 introduced here is first detected. The rear row detection unit 15 in the subsequent stage performs a detection operation in conjunction with this denomination information.

The rear row detection section 15 detects the both sides of the banknote conveyance path 13 in the conveyance width direction separately.
The second to fourth detection sensors S2 to S4 having a and 15b are provided, and these sensors S2 to S4 are three denominations of 1,000-yen bill, 5,000-yen bill, and 10,000-yen bill that the bill depositing and dispensing machine can handle. Is used as a dedicated detection sensor for detecting the outer shape and the color separately, and here, the genuine / counterfeit information of the bill is detected.

Further, the detection areas 14 of all the sensors S1 to S4
At the positions near the periphery of a, 15a, and 15b, the transport rollers 16 for sandwiching and transporting the banknote 12 in the transport direction are distributed and disposed, and the transport rollers 16 ... Detect the detection areas 14a, 15a, 1 respectively.
Care is taken not to disturb 5b. Further, by disposing the conveying rollers 16 in a distributed manner, a conveying force can be surely applied to the bill passing near the detection area, and stable conveyance can be performed without fear of jam.

FIG. 2 shows a block diagram of a control circuit of the bill validator 11. The CPU 21 controls each circuit device in accordance with a program stored in the ROM 22 and stores the control data in the RAM 23 so that the control data can be read out. Further, the drive motor M drives the respective conveying rollers 16 to convey the bills guided to the bill discriminating device 11 at a constant speed.

FIG. 3 shows an example of wavelength characteristics of sensor sensitivity. The first detection sensor S1 for detecting denomination information is a blue wavelength λ1.
, The yellow wavelength λ2 and the red wavelength λ3 are set to the detection sensitivity that can detect the average wavelength, and the printing color of the banknote is detected on average.

On the other hand, the second detection sensor S2 sets the detection sensitivity of the blue wavelength λ1 high to detect blue accurately, and the third detection sensor S3 sets the detection sensitivity of the yellow wavelength λ2 high. Accurately detect yellow,
The detection sensor S4 sets the detection sensitivity of the red wavelength λ3 to a high level so as to accurately detect the red color, thereby enhancing the discrimination performance according to the denomination color.

Further, the CPU 21 synthesizes the detection data obtained from each of the sensors S1 to S4 to determine the denomination and authenticity of the bill. FIG. 4 shows a judgment explanatory view for judging processing of the denomination from the detection data of the first detection sensor S1.
Is guided to the bill validator 11 and passes through the central detection area 14a of the first detection sensor S1 in a horizontally long state, the central detection data 41 of the central portion of the bill corresponding to the detection widths A to B of the sensor S1 is detected. . The central detection data 41 is compared with the 1,000-yen bill reference pattern 42, the 5,000-yen bill reference pattern 43, and the 10,000-yen bill reference pattern 44 that are collected and set in advance, and the denomination of the bill is determined from the approximate pattern. To do.

In the case where true or false is to be determined after the determination of the denomination, the first detection sensor S1 of the front row detection unit 14 can determine any one of the three denominations first.
Any one of the three types of second to fourth detection sensors S2 to S4 suitable for determining the authenticity of the type of money is selected and used. Therefore, the rear-row detection unit 15 can accurately determine whether the denomination is the optimum sensor.

Therefore, when identifying a banknote, the front row detector 14 first identifies the denomination, and then the rear row detector 1.
In step 5, one sensor corresponding to the identification denomination is specified and a detection operation is performed, and the authenticity of the bill is determined based on these detection data.

FIG. 5 shows the second to fourth parts provided in the rear row detector 15.
The detection data of the detection sensors S2 to S4 are shown, and when the banknote 12 passes through the both side detection areas 15a and 15b of the rear row detection section 15 in a horizontally long state, both side portions of the banknote corresponding to both detection widths C to D and E to F Both side detection data 51 and 52 are detected. The detection data 51 and 52 that have detected both sides are combined with the central detection data 41 of the front row detection unit 14 that has been detected previously.

As shown in FIG. 6, this combined detection data 61 is combined with the reference pattern 62 in the front row and the reference pattern 63 in the rear row, which are obtained by collecting the detection data in advance, and the combination reference is set in advance. The authenticity of the banknote 12 is determined by comparing it with the pattern 64.

The deposit processing operation of the bill depositing / dispensing machine provided with the bill discriminating apparatus 11 thus constructed will be described with reference to the flowchart of FIG. When the inserted bill 12 is guided by the bill identifying device 11 and passes through, first, the first detection sensor S1 of the front row detector 14 conveys the bill 12 conveyed in a horizontally long state as shown in FIG. Of the central detection data 41, the CPU 21 collates with the reference pattern based on the detected central detection data 41,
Determine the denomination of a 5,000 yen bill or a 10,000 yen bill (step n1
~ N2).

Based on the determination of the denomination, the CPU 21 selects one detection sensor suitable for determining the authenticity of the denomination from the second to fourth detection sensors S2 to S4 of the rear row detection unit 15, and selects the selected optimum sensor. As shown in FIG.
Both side detection data 51 of the banknote 12 conveyed in the horizontally long state,
52 is detected (steps n3 to n6).

Subsequently, as shown in FIG. 6, the central detection data 41 previously detected by the front row detection unit 14 and the both-sides detection data 51 and 52 detected later by the rear row detection unit 15 are combined, and this combination is performed. CPU based on combined detection data 61
Reference numeral 21 compares with the reference pattern to determine the authenticity (steps n7 to n8).

At this time, if it is determined that the bill is a true bill, the CPU 2
1 accepts bills 12 and accepts them and takes them in, and the accepted bills are sorted and stored in a depositing store section or a denomination-type cartridge inside. If the detection data is insufficient, it is read again to check the correct identification data. If it is determined that the bill is a fake bill, it is rejected and returned.

As described above, when discriminating a bill guided to the bill discriminating apparatus, the denomination element of one bill is detected by a plurality of types of detection sensors, and further detected in a plurality of detection areas. Since a plurality of seed elements can be extracted, the banknote detection accuracy is improved, and the denomination and authenticity can be accurately identified.
Further, since the conveyance roller is arranged outside the detection area around the detection area, it can detect without hindering the detection area of the sensor, and can give a certain conveyance force to the bill passing near the detection area. It is possible to suppress the occurrence of jam near the detection area. Further, when the bill identifying device is internally configured in a bill sorting and storing device such as a bill depositing / dispensing machine, the identified bills can be sorted and stored according to denomination, and the bills of each denomination can be handled with high management performance.

In the correspondence between the present invention and the configuration of the above-described embodiment, the currency discriminating apparatus of the present invention corresponds to the bill discriminating apparatus 11 of the embodiment, and hereinafter, similarly, the bill sorting and accommodating device is constituted by the bill input / output device. Corresponding to a money machine, currency corresponds to banknote 12, first detecting means corresponds to first detecting sensor S1 of front row detecting section 14, and second detecting means corresponds to second row of rear row detecting section 15.
The detection information corresponds to the detection sensor S2, the third detection sensor S3, and the fourth detection sensor S4.
And the both side detection data 51 and 52, the denomination identifying means corresponds to the CPU 21, the first detection area corresponds to the central detection area 14a, and the second detection area corresponds to the both side detection area 1
Corresponding to 5a and 15b, the transport means is each transport roller 16
However, the present invention is not limited to the configuration of the above-described embodiment.

[Brief description of drawings]

FIG. 1 is a plan view showing an arrangement state of sensors of a bill validator according to the present invention.

FIG. 2 is a control circuit block diagram of the bill validator of the present invention.

FIG. 3 is a table showing an example of wavelength characteristics of sensor sensitivity of the bill validator of the present invention.

FIG. 4 is a determination explanatory view for determining a denomination from central detection data of a front row detection unit of the present invention.

FIG. 5 is an explanatory view of detection data obtained by obtaining both-sides detection data of the rear row detection unit of the present invention.

FIG. 6 is an explanatory view of a judgment for judging authenticity from the combined detection data of the present invention.

FIG. 7 is a flowchart showing a deposit processing operation of a bill depositing / dispensing machine provided with the bill identifying apparatus of the present invention.

FIG. 8 is an explanatory diagram of an internal configuration unit of a bill depositing / dispensing machine incorporating a conventional bill identifying device.

FIG. 9 is a side view showing a usage state of a conventional bill validator.

FIG. 10 is an internal configuration diagram showing a usage state of a conventional bill validator.

[Explanation of symbols]

 11 ... Banknote identification device 12 ... Paper money 13 ... Banknote transport path 14 ... Front row detection section 14a ... Central detection area 15 ... Rear row detection section 15a, 15b ... Both side detection area 16 ... Conveying roller 21 ... CPU 41 ... Central detection data 51, 52 ... Both side detection data S1 to S4 ... Detection sensor

Claims (4)

[Claims] 1. A first detection means for detecting a denomination element of money, a second detection means for detecting a specific denomination element, and detection information of the first detection means and the second detection means. A currency identifying device comprising a denomination identifying means for identifying a denomination. 2. The currency identification device according to claim 1, wherein the first detection means and the second detection means individually detect the first detection area and the second detection area which are different in the conveyance width direction. 3. A transporting means for transporting money outside the detection area around the first detection area and the second detection area.
The currency identification device described. 4. A bill sorting device for sorting and storing bills, comprising the currency identification device according to claim 1, 2 or 3.