KR20070079636A - Two papers detecting system of an auto bills treatment machine - Google Patents

Abstract

A two-bill detecting system of an automatic bill receiving machine is provided to triply detect two bills by using a CIS(Contact Image Sensor) unit, an MICR(Magnetic Ink Character Recognition) unit, and a mechanical detecting unit. A two-bill detecting system of an automatic bill receiving machine for detecting overlapping of two bills(p) transferred along a carrying path(21) of a carrying unit and inserted into the automatic bill receiving machine is composed of a CIS unit(30) for obtaining information about images of bills; an MICR unit(40) obtaining magnetic characters of the bill; a mechanical detecting unit(50) detecting the overlapped bills by sensing the thickness of the bill in passing the transferred bills; and a two-bill judging logic unit(60) for checking whether two bills are overlapped or not by using information received from the CIS unit, the MICR unit, and the mechanical detecting unit and selectively controlling forward and reverse driving of the carrying unit according to the result.

Description

TWO PAPERS DETECTING SYSTEM OF AN AUTO BILLS TREATMENT MACHINE}

1 is a cross-sectional view showing the main part of a conventional automatic bill handling machine;

2 is a block diagram showing a double sheet detection system of an automatic bill processor according to the present invention;

Figure 3 is a schematic diagram showing a double sheet detection system of the automatic bill handling machine according to the present invention.

<Description of the symbols for the main parts of the drawings>

10: inlet 20: conveying unit

21: conveying path 22-t, 22-b: guide wall

24: conveying roller 30: CIS unit

32-t, 32-b: scanning head 40: MICR portion

42: magnetic recognition head 50: mechanical detection unit

51: rotating shaft 52: rotating plate member

52a: slit 54: spring member

56: light sensor unit 56-e: light emitting unit

56-r: light receiver 58: guide plate

60: double sheet decision logic p: bills

The present invention relates to a double sheet detection system of an automatic banknote bill processing processor capable of smoothly performing banking operations, and more particularly, to a double sheet detection system of a bill bank automatic receipt processing system capable of detecting whether a bill is correctly and completely. will be.

In general, banks and the like are widely used in various types of banking automation equipment, and among them, there are devices that automatically receive and process bills, such as sheets of bills and checks. The authenticity of the banknote is confirmed and stored only in the normal case. Specifically, the banknotes of the banknote are scanned through a method such as scanning the banknote while continuously transferring the banknotes inputted from the outside through the input hole of one side. After acquiring the information and confirming the authenticity of the bill using the obtained information, the bill is finally received and processed only if there is no problem, and if there is a problem, the bill is taken out.

1 is a cross-sectional view of the main portion of the conventional automatic bill handling machine.

The bills automatic storage processor includes an inlet 10 through which the user inserts or returns a sheet of paper p, a conveying section 20 for conveying the inserted bills p along the conveying path 21, and conveying. The CIS (Contact Image Sensor) unit 30 which scans the banknote p provided on the furnace 21 and acquires image information as banknote information, and the conveying path 21. And a magnetic ink character recognition (MICR) unit 40 for acquiring, as banknote information, the magnetic character information printed on the banknote p provided and transported to the banknote p, that is, the CIS unit 30. ) And the MICR unit 40 obtains banknote information, that is, image information and magnetic character information, and checks the abnormality of the banknote p using the banknote information through its own judgment and computer network inquiry.

Here, the conveyance part 20 formed after the injection opening 10 in order to continuously convey the inserted banknote p is formed between the both side (upper and lower side) guide walls 22-t, 22-b, and is a banknote. (p) A plurality of upper and lower pairs are provided along the conveying path 21 and the conveying path 21, that is, the upper and lower side guide walls 22-t and 22-b, at predetermined intervals, so as to provide a bill (p). ) And a conveying roller 24 to be conveyed in contact with the conveyance roller 24 and a conveying motor (not shown) for providing a rotational driving force to the conveying roller 24.

The CIS unit 30 and the MICR unit 40 each have scanning heads 32-t and 32-b and magnetic recognition heads 42 for contacting the banknote p to obtain information. The scanning heads 32-t and 32-b of the unit 30 are provided with two pieces so as to obtain information on both sides by scanning the front and rear sides of the banknote p respectively.

Therefore, the banknote p introduced from the outside through the inlet 10 is rubbed by contacting the conveying rollers 24 in accordance with the rotational drive of the conveying roller 24 provided at predetermined intervals along the conveying path 21. The image information and the magnetic character information are obtained while sequentially passing through the CIS unit 30 and the MICR unit 40 in the process of being transferred, and then continuously transferred by the conveying rollers 24. Will be.

On the other hand, in the automatic bill processor as described above, the treatment must be performed on exactly one bill (p), and if two or more bills (p) to be processed are stacked on the bill (p) correctly, Information acquisition may be made, but the other banknotes (p) will not be processed correctly. Therefore, if the banknotes (p) are processed and detected in the case of double sheets, they will be taken out and stored only if they are exactly one sheet. There is a need to deal with it.

Therefore, there is a strong demand for a means to detect whether the sheet is very accurate and perfectly.

The present invention was devised to solve the above problems, and the existing CIS unit and the MICR unit are also used to detect whether the sheet is separated, and further, by providing a separate mechanical detection unit and detecting the double sheet in triplicate, It is an object of the present invention to provide a double sheet detection system of an automatic bill acceptor which can accurately detect whether the sheet is completely or not.

The double sheet detection system of the automatic bill processor of the present invention for achieving the above object is a system for detecting whether the bill is transferred or not, which is conveyed along the conveying path of the conveying unit and is stored. A CIS unit provided for acquiring image information of the banknote for use, a MICR unit for acquiring magnetic character information on the banknote for use in detecting whether the paper is transferred, and the passage of the banknote conveyed By checking the thickness of the banknotes, the mechanical detector detects whether the banknotes are transferred, and the information received from the CIS unit, the MICR unit, and the mechanical detectors confirms and determines whether the banknotes are transferred. It includes a double-sheet cutting logic to selectively control the forward / reverse driving of the conveying unit according to the result The.

The above objects and various advantages of the present invention will become more apparent from the preferred embodiments of the invention described below with reference to the accompanying drawings by those skilled in the art.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is a block diagram showing a double sheet detection system of the automatic bill processor according to the present invention, Figure 3 is a schematic diagram.

In the automatic bill handling machine, the bills p introduced from the outside through the inlet 10 on one side are transported by the rotational drive of the transport roller 24 provided at predetermined intervals along the transport path 21, and the transport is carried out. In the process, the image information and the magnetic character information are sequentially obtained from the CIS unit 30 and the MICR unit 40, and the authenticity of the banknote p is checked using the obtained information.

Here, the CIS unit 30 and the MICR unit 40 are parts for acquiring the information of the transferred banknotes p, and scanning heads 32-t and 32 for contacting the banknotes p to obtain information. -b) and a magnetic recognition head 42, two scanning heads (32-t, 32-b) are provided, one each for the front side and the back side of the bill (p).

On the other hand, in the automatic bill processor as described above should be processed for a single bill (p), for this purpose is provided with a double sheet detection system for detecting whether the bill (p) to be processed is a double sheet.

The double sheet detection system according to the present invention uses the conventional CIS unit 30 and the MICR unit 40 for primary and secondary double sheet detection, that is, obtained through the CIS unit 30 and the MICR unit 40. By using the image information and the magnetic character information to detect whether the part of the sheet.

In detail, the image information obtained by the CIS unit 30 is used to check whether the size of the bill (p) or the like is partially detected.

Then, the magnetic character information obtained by the MICR unit 40 is used to check whether the magnetic character information is abnormal or not, thereby partially detecting the double sheet.

As described above, a double sheet determining logic unit 60 is further provided to check and determine whether the double sheet is used by using the information obtained from the CIS unit 30 and the MICR unit 40.

Furthermore, the double sheet detection system according to the present invention includes a mechanical detection unit 50 separately for the third double sheet detection.

The mechanical detection unit 50 is self-rotated according to the thickness of the banknote p passed through and provided on the conveying path 21 to detect the degree of rotation and detect whether there is a double sheet. When the banknote (p) is passed, its one end is brought into contact with the banknote (p) and pushed so as to be rotated about the rotation axis (51) by the thickness of the banknote (p) as a whole. In order to detect the number of the rotating plate member 52 in which a plurality of slits 52a are formed radially, and the number of the slits 52a moved to one side according to the rotation of the rotating plate member 52. After the optical sensor unit 56 and the rotating plate member 52 provided are rotated in contact with the banknote p, and then the banknote p passes through, the spring member is provided to be rotated and restored in the reverse direction. 54).

Here, the optical sensor portion 56 is provided on the opposite side of the light emitting portion 56-e and the light emitting portion 56-e for emitting detection light toward the slit 52a forming portion of the rotating plate member 52. The light receiving portion 56-r detects how many slits 52a of the rotating plate member 52 are moved by receiving the detection light emitted from the light emitting portion 56-e.

Of course, the guide plate 58 for guiding the banknote (p) to be transported to the rotating plate member 52 side may be provided separately.

The light receiving unit 56-r of the above-described optical sensor unit 56 is connected to the double sheet determining logic unit 60, and thus the double sheet determining logic unit 60 is transferred from the detection result transmitted from the light receiving unit 56-r. By checking the thickness of the banknote p to be used, it is confirmed whether or not the double sheet is made.

Of course, if the double-sheet determination logic unit 60 is confirmed to be double-sheet through any information obtained from the CIS unit 30, the MICR unit 40 and the light receiving unit 56-r, the transfer unit 20 immediately ) Is reversely driven, so that the conveying unit 20 reversely transports the banknote p to carry it out, and if it is not confirmed at all, the conveying unit 20 selects the banknote p. Continuously forward feed.

As a result, according to the present invention, it is possible to detect whether the double sheet is tripled through three means of the CIS unit 30, the MICR unit 40, and the mechanical detection unit 50, so that it is possible to accurately detect whether the double sheet is accurate. Of course, the order of the above three means does not matter how implemented.

In the foregoing description, it should be understood that those skilled in the art can make modifications and changes to the present invention without changing the gist of the present invention as merely illustrative of a preferred embodiment of the present invention.

According to the present invention, it is possible to detect whether the double sheet is accurate and completely, and thus the effect of completely preventing the double sheet from being stored and processed to improve the operation reliability of the device can be achieved.

Claims (2)

It is a system for detecting the transfer of bills which are put and then transported along the conveying path of the conveying unit to be stored. A CIS unit which is provided to obtain image information of the banknote for use in detecting whether a sheet is sold or not; A MICR unit provided to obtain magnetic character information on the banknote for use in detecting whether the sheet is present; A mechanical detection unit that detects whether the sheet is transferred by sensing the thickness of the banknote when the banknote is passed; A double sheet determining logic unit which checks and determines whether the bill is transferred using the information received from the CIS unit, the MICR unit, and the mechanical detection unit, and then selectively controls the forward / reverse driving of the conveying unit according to the result. Double sheet detection system of automatic bill processor containing bills. The method of claim 1, The mechanical detection unit, A rotating plate member provided with a plurality of slits formed on the conveying path to be in contact with the banknote which is passed on the conveying path so as to correspond to the thickness of the banknote and formed on one side end thereof; An optical sensor unit which detects the number of slits that are moved in accordance with the rotation of the pivot plate member and transmits the detection result to the double sheet cutting logic unit; And a spring member provided to allow the rotating plate member to be rotated and returned to its original state.

Images