Classifications

• • G—PHYSICS
  • G07—CHECKING-DEVICES
  • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
  • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
  • G07D7/16—Testing the dimensions
  • G07D7/164—Thickness
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
  • B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
  • B65H7/06—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2404/00—Parts for transporting or guiding the handled material
  • B65H2404/10—Rollers
  • B65H2404/14—Roller pairs
  • B65H2404/143—Roller pairs driving roller and idler roller arrangement
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2404/00—Parts for transporting or guiding the handled material
  • B65H2404/10—Rollers
  • B65H2404/14—Roller pairs
  • B65H2404/144—Roller pairs with relative movement of the rollers to / from each other
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
  • B65H2511/10—Size; Dimensions
  • B65H2511/13—Thickness
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
  • B65H2511/20—Location in space
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
  • B65H2511/50—Occurence
  • B65H2511/515—Absence
  • B65H2511/518—Particular portion of element
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2701/00—Handled material; Storage means
  • B65H2701/10—Handled articles or webs
  • B65H2701/19—Specific article or web
  • B65H2701/1912—Banknotes, bills and cheques or the like
• • G—PHYSICS
  • G07—CHECKING-DEVICES
  • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
  • G07D2207/00—Paper-money testing devices

Definitions

• the present invention relates to a sheet thickness detecting device for detecting falsification of a sheet.
• a bill discriminating device is provided.
• the sheet thickness detecting device includes a reference roller that is driven to rotate, and an outer ring that is pressed by the reference roller, the outer ring and the rotation shaft are connected by an elastic member, and the reference roller is driven to rotate.
• the sheet is conveyed between the knowledge roller, the reference roller, and the detection roller, and the swelling (hereinafter referred to as “bulge”) of the tape or the like is detected from the displacement amount of the outer ring.
• Patent Document 1 Japanese Utility Model Application Laid-Open No. 6-49442
• the elastic member does not shrink uniformly when the end of a sheet or tape passes through the detection roller in one way, so that the rotation of the detection roller is reduced. There was a problem that it was not possible to accurately detect the uplift due to paper sheets or tapes.
• An object of the present invention is to solve the above-described problems, and even when an end of a sheet, tape, or the like passes over the detection roller in a single ride, the sheet, the An object of the present invention is to provide a sheet thickness detecting device capable of accurately detecting the protrusion of a tape or the like.
• the object is to provide a reference roller attached to a rotating shaft and an outer ring of the reference roller.
• a detection roller that rotates in contact with the sheet, and a sheet that sandwiches and conveys the sheet between contact portions between the two rollers and the outer ring to detect the thickness of the sheet from the displacement amount of the detection roller.
• the displacement amount force obtained by adding the displacement amount of the detection roller is achieved by detecting a raised portion of the sheet.
• an outer ring of the detection roller being a cylindrical hard member, and an elastic member being interposed between the hard member and a rotation shaft of the detection roller.
• the above object is achieved by providing a plurality of the detection rollers, detecting a bulge of the paper sheet from a displacement amount of each of the detection rollers, and adding a displacement amount of the detection rollers adjacent to each other. This is achieved by detecting the bulge of the paper sheet.
• the object is to provide a reference roller attached to a rotating shaft, a detection roller that rotates when the outer ring of the reference roller comes into contact, and a paper sheet between contact portions between the two rollers and the outer ring.
• the paper sheet thickness detector detects the thickness of the paper sheet from the displacement amount of the detection roller by pinching and transporting the paper sheets, and also stores the displacement amount force of the detection roller. Calculating the height of the sheet by subtracting the thickness of the sheet, and detecting the height of the sheet from the height of the sheet obtained by adding the height of the sheet calculated from the amount of displacement of the adjacent detection roller. Achieved by
• the object is to detect the uplift of the paper sheet also with respect to the displacement amount force of each of the detection rollers, and to calculate the uplift height obtained by adding the uplift height obtained from the displacement amount of the adjacent detection roller. This is achieved by detecting the uplift of the paper sheet.
• the object is to provide a reference roller attached to a rotating shaft, a detection roller that rotates when the outer ring of the reference roller comes into contact, and a paper sheet between contact portions between the two rollers and the outer ring.
• the sheet thickness detecting device for detecting the thickness of the sheet from the displacement amount of the detection roller by nipping and transporting the sheet, the displacement amount between the adjacent detection rollers is added to the bill position. This is achieved by differentiating the amount of displacement and detecting the height of the prominence of the paper sheet using the differential value.
• the object is to detect a raised portion of the paper sheet from the displacement amount of each of the detection rollers, and to calculate a displacement amount with respect to a bill position obtained by adding a displacement amount of the adjacent detection rollers. This is achieved by differentiating and detecting the raised height of the paper sheet from the differential value.
• the object is to provide a reference roller attached to a rotating shaft, a detection roller that rotates when the outer ring of the reference roller comes into contact, and a paper sheet between contact portions between the two rollers and the outer ring.
• a first displacement amount and a second displacement amount are obtained from both ends of the outer ring.
• the first displacement amount and the second displacement amount force are obtained, and a first protrusion height and a second protrusion height obtained by subtracting the thickness of the paper sheet stored in advance are obtained. This is achieved by detecting the raised height of the paper sheet by subtracting the raised height of the sheet and the second raised height from the roller inclination amount force.
• the above-mentioned object is to detect the paper sheet having a bulge from a first displacement amount and a second displacement amount from both ends of the outer ring, and to detect the first displacement amount and the second displacement amount force.
• the first ridge height and the second ridge height obtained by subtracting the thickness of the sheet previously stored are also obtained, and the roller inclination amount force obtained by subtracting the first ridge height and the second ridge height is obtained. This is achieved by detecting the height of the prominence of the paper sheet.
• the roller inclination amount is a roller inclination amount obtained by adding the roller inclination amounts of the adjacent detection rollers.
• the object is to provide a reference roller attached to a rotating shaft, a detection roller that rotates when the outer ring of the reference roller comes into contact, and a paper sheet between contact portions between the two rollers and the outer ring.
• a sheet thickness detecting device for detecting the thickness of the sheet from the displacement of the detection roller by pinching and transporting the sheet, the projection light in the direction of the rotation axis of the detection roller is detected. This is achieved by determining the amount of displacement of the detection roller and detecting the raised height of the paper sheet.
• the object is to provide a reference roller attached to a rotating shaft, a detection roller that rotates when the outer ring of the reference roller comes into contact, and a paper sheet between contact portions between the two rollers and the outer ring.
• a sheet thickness detecting apparatus for detecting the thickness of the sheet from the amount of displacement of the detection roller by pinching and transporting the sheet, the detection of the sheet having a bulge from the amount of displacement of the detection roller And detecting the protruding paper sheet from the detection of the protruding paper sheet by detecting the amount of inclination of the detection roller in the rotation axis direction.
• a banknote handling apparatus that can be applied to an automatic cash handling apparatus or the like and that can detect a banknote that has been overlapped with two or more bills and that has been falsified with tape, paper, or the like with high accuracy.
• a sheet thickness detecting device provided with an embodiment of the present invention will be described with reference to FIG.
• a reference roller shaft 2 rotated by a rotation drive mechanism (not shown), reference rollers la and lb provided on the reference roller shaft 2, and a detection roller provided on a detection roller shaft 6.
• Displacement detection such as a detection roller shaft 6 that rotates following the reference rollers la and lb when 5a and 5b are pressed against it and an eddy current displacement sensor that detects the movement of the detection roller that moves upward according to the thickness of the paper sheet Sensors 9a and 9b are arranged.
• Each of the detection rollers 5a and 5b has an outer ring 8 which is also a cylindrical member made of metal or the like, and a space between the outer ring 8 and the detection roller shaft 6 is filled with a soft elastic member 7 such as rubber.
• the elastic member 7 and the outer ring 8 can be bonded or non-bonded.
• the detection signals 10a and 10b are sent to the judgment processing unit 11.
• the determination processing unit 11 detects two or more banknotes 3 based on the detection signals 10a and 10b, the skew (inclination in the transport direction) when the banknote 3 passes the detection roller, and the shift (horizontal position) attitude signal 13. It determines whether it is an overlapped double feed or a fake ticket with tape or the like, and outputs the determination signal 12.
• the attitude signal 13 is used to correct the detection signal in a state where there is no skew of the bill, and to obtain the position where the bill 3 has passed through the detection roller. Also, the tape 4 attached to the banknote 3 is shown. Banknote 3 is conveyed in the vertical direction of the paper.
• FIG. 1 shows that both ends of the tape 4 pass through the detection rollers 5a and 5b in a one-sided manner, and the elastic members do not shrink uniformly, so that the detection rollers 5a and 5b are inclined in the rotation axis direction. It shows the state that it was turned on. This In such a state, the displacement outputs of the displacement sensors 9a and 9b are smaller than the bulge obtained by adding the thickness of the tape 4 to the thickness of the bill 3.
• the displacement output corresponds to the distance between the center of the detection unit of the displacement sensor and the outer ring.
• the reference roller and the detection roller are arranged in a large number in a direction perpendicular to the bill conveyance direction so as to detect the entire surface of the bill. I have.
• FIG. 2 shows the displacement detection signals 15 and 19 from the displacement detection sensors 9a and 9b when a fake ticket with the tape 4 passed between the detection rollers 5a and 5b shown in FIG. Indicates a change.
• the vertical axis indicates displacement output.
• the horizontal axis indicates the moving distance of the bill.
• the outputs of the bill section are indicated by reference numerals 16 and 20, and the outputs of the tape section are indicated by reference numerals 17 and 21.
• the displacement addition signal 23 is a signal obtained by adding the displacement detection signals 15 and 19.
• the outputs of the bill portion and the tape portion are indicated by reference numerals 24 and 25, and the threshold values for the judgment processing are indicated by reference numerals 18, 22, and 26.
• the threshold value also selects the stored data force corresponding to the position at which the bill passed the detection roller. If the displacement detection signals 15 and 19 and the displacement addition signal 23 are equal to or larger than the threshold value, it is determined that a tape is present.
• Fig. 3 shows the subtraction of the bill thickness at each position where the detection signal force of the displacement detection sensor passes at each position where the right end of the tape 4 affixed to the bill 3 on the detection roller shown in Fig. 1 has passed through the detection roller.
• 7 shows a tape thickness signal 29 in which the thickness of the tape 4 thus obtained is plotted.
• the tape thickness signal 31 indicates the thickness of the tape 4 detected by the displacement detection sensor 9a
• the tape thickness signal 32 indicates the thickness of the tape 4 detected by the displacement detection sensor 9b.
• Reference numeral 33 denotes a position where both ends of the tape 4 have passed the detection rollers 5a and 5b at the same time, and the detection roller is tilted and the thickness of the tape 4 is measured to be small.
• the tape thickness addition signal 30 indicates the tape thickness obtained by adding the tape thicknesses 31 and 32 obtained from the adjacent displacement detection sensors 9a and 9b.
• a threshold value for the determination processing is indicated by reference numeral 34. If the tape thickness signals 31 and 33 and the tape thickness addition signal 30 are equal to or greater than the threshold value 34, it is determined that a tape is present.
• FIG. 4 shows a tape thickness signal waveform obtained by subtracting the bill thickness at each passing position of the displacement detection signal force of the displacement detection sensor.
• the tape thickness signal 40 shows a waveform obtained by subtracting the banknote thickness at each of the displacement detection signals detected by the displacement detection sensor 9a at each passing position.
• the tape thickness waveform 41 is a waveform obtained by subtracting the bill thickness at each position where the displacement detection signal force detected by the displacement detection sensor 9b passes.
• the tape thickness addition signal 42 indicates a waveform obtained by adding the tape thickness signals 40 and 41 obtained from the adjacent displacement detection sensors 9a and 9b.
• Reference numerals 17, 21, and 24 denote waveforms indicating the thickness of the tape portion.
• the threshold value for the determination process is indicated by reference numeral 34. If the tape thickness signals 40 and 41 and the tape thickness addition signal 42 are equal to or larger than the threshold value 34, it is determined that there is a tape.
• the output of the displacement detection sensor decreases, and the displacement detection signals 15, 19 in which the displacement detection sensor force shown in FIG. 2 is also obtained.
• the judgment thresholds are 18 and 19 or less, and the tape cannot be detected.
• the tape thickness signals 31 and 32 shown in FIG. 3 are below the determination threshold value 34, and the tape cannot be detected.
• both ends of the tape 4 simultaneously pass the detection rollers 5a and 5b in a single ride, and the tape can be detected even when the detection roller is tilted.
• the tape thickness addition signal 42 obtained by adding the tape thickness signals 40 and 41 obtained from the displacement detection sensors 9a and 9b shown in FIG. The tape 4 can be detected even when both ends of the tape 4 pass the detection rollers 5a and 5b at the same time, and the detection roller is inclined.
• FIG. 5 shows another embodiment of the method for judging the tape attached to the bill in the judgment processing section 11.
• a tape thickness differential signal 43 is a signal obtained by differentiating the tape thickness addition signal 42 of FIG.
• a similar result can be obtained by differentiating the displacement addition signal 23 obtained by adding the displacement detection signals between adjacent ones in FIG.
• the tape thickness differential signal 43 obtained by differentiating the tape thickness addition signal 42 obtained by adding the tape thickness signals 40 and 41 obtained from the displacement detection sensors 9a and 9b is used. Then, the differential signal of the tape part becomes large, and both ends of the tape 4 pass the detection rollers 5a and 5b at the same time as one ride, so that the tape can be detected even when the detection roller is inclined.
• the differential signal strength tape of the signal obtained by adding the detected displacement detection signals of the adjacent members, the signal obtained by adding the tape thickness of the adjacent members, and the signal obtained by adding the adjacent members are obtained.
• the displacement detection signal detected for each detection roller the signal obtained by adding the detected displacement detection signals of the adjacent members, the signal obtained by adding the tape thickness of the adjacent members, and the signal obtained by adding the adjacent members are added.
• a modified ticket can be detected by combining both judgment results of the differential signal.
• FIG. 6 shows another embodiment of the sheet thickness detecting apparatus using two displacement detecting sensors for one detecting roller.
• the detection rollers 50a and 50b provided on the detection roller shaft 51 are pressed against the reference rollers la and lb, and move upward according to the thickness of the sheet and the detection roller shaft 51 that is driven and rotated.
• Displacement detection sensors 54a, 54b and 54c, 54d such as an eddy current displacement sensor for detecting the movement of the detection roller are provided.
• the detection rollers 50a and 50b are made up of an outer ring 53 which is also a cylindrical member such as metal, and soft elastic members 52a and 52b made of rubber or the like are separated between both ends of the outer ring 53 and the detection roller shaft 51. Is filled.
• the elastic members 52a and 52b and the outer ring 53 can be bonded or non-bonded.
• the detection signal is sent to the determination processing unit 55.
• the determination processing unit 55 determines whether a double feed in which two or more bills are overlapped based on the skew (inclination in the transport direction) and the shift (horizontal position) posture signal 57 when the detection signal and the bill pass through the detection roller, Judge whether the ticket is a fake ticket with tape or the like, and output the judgment signal 56.
• the attitude signal 56 is used to correct the detection signal in a state where there is no skew of the bill, and to obtain the position where the bill has passed through the detection roller. Also, the tape 4 attached to the banknote 3 is shown. Banknotes are transported in the vertical direction of the paper.
• FIG. 6 shows that both ends of the tape 4 pass through the detection rollers 50a and 50b in a single ride, and the elastic member is Since the rollers 50a and 50b do not contract evenly, the detection rollers 50a and 50b are tilted in the direction of the rotation axis.
• the displacement outputs of the displacement sensors 54a, 54b and 54c and 54d indicate the thickness of the bill 3. The value is smaller than the thickness obtained by adding the thickness of the tape 4 to the thickness.
• the displacement output corresponds to the distance between the center of the detection portion of the displacement sensor and the outer ring.
• FIG. 7 shows the subtraction of the banknote thickness at each position where the right end of the tape 4 affixed to the banknote 3 on the detection roller shown in FIG. This is a plot of the thickness of the tape 4 obtained.
• the tape thickness signal 61 indicates the thickness of the tape 4 detected by the displacement detection sensor 54a shown in FIG.
• the tape thickness signal 62 indicates the thickness of the tape 4 similarly detected by the displacement detection sensor 54b.
• the tape thickness signal 63 indicates the thickness of the tape 4 detected by the displacement detection sensor 54c.
• the tape thickness signal 64 indicates the thickness of the tape 4 detected by the displacement detection sensor 54d.
• the threshold value for the determination process is indicated by reference numeral 59.
• the tape thickness signals 61, 62, 63, 64 are equal to or larger than the threshold value 59, it is determined that there is a tape, and if it is smaller than the threshold value, it is determined that there is no tape.
• reference numeral 67 denotes a position where both ends of the tape 4 have passed the detection rollers 50a and 50b at the same time, and the detection roller is tilted and the thickness of the tape 4 is measured to be small.
• the roller inclination signal 60 is a signal representing the inclination of the roller.
• the roller inclination signal 65 is the absolute value of the value obtained by subtracting the tape thicknesses 61 and 62 obtained from the adjacent displacement detection sensors 54a and 54b, and indicates the roller inclination.
• the roller inclination signal 66 is the absolute value of the value obtained by subtracting the tape thicknesses 63 and 64 obtained from the adjacent displacement detection sensors 54c and 54d, and indicates the roller inclination.
• the threshold value for the determination process is indicated by reference numeral 68. If the roller inclination signals 65 and 67 are equal to or larger than the threshold value 68, the inclination of the roller is large, so that it is determined that a tape is present.
• the roller inclination addition signal 73 is obtained by adding the adjacent roller inclination signal 65 and the roller inclination signal 66.
• the threshold for the determination process is indicated by reference numeral 74. And low If the la-slope addition signal 73 is greater than or equal to the threshold value 74, it is determined that there is a tape because the roller inclination is large, and if less than the threshold value, it is determined that there is no tape.
• both ends of the tape 4 simultaneously ride the detection rollers 5a and 5b. And the tape can be detected even when the detection roller is tilted.
• the tape can be detected regardless of where the tape 4 passes the detection roller. There is an effect that can be done.
• FIG. 8 shows another embodiment of the sheet thickness detecting apparatus.
• the configuration is the same as that of the sheet thickness detecting device in FIG. 1, except that an optical sensor is used as a displacement sensor for measuring the displacement of the detection rollers 5a and 5b.
• the displacement sensor includes a light projecting unit 76, a light receiving unit 78, and a light projecting unit 79 and a light receiving unit 81 facing each other.
• the upper portions of the detection rollers 5a and 5b block a part of the band-shaped light beams 77 and 80. It is provided as follows. Then, the belt-like light beam of the light projecting unit is detected by the light receiving unit, and the displacement is detected by the light receiving amount or the light receiving position of the light receiving element arranged in a line. Therefore, the present invention detects the displacement of the detection roller by detecting the projection light of the detection roller, and detects the thickness of the paper sheet.
• the detection output does not decrease even when the detection roller is tilted, so that the tape can be detected with high accuracy.
• FIG. 9 shows another embodiment of the sheet thickness detecting apparatus.
• the sheet thickness detecting device shown in FIG. 1 is used, except that the capacitance type displacement sensors 85 and 86 for detecting the inclination of the detection rollers 5a and 5b in the rotation axis direction are used. It has the same configuration as.
• the capacitance type displacement sensor 85 detects the capacitance between the electrodes 88 and 87. This can be detected as a change in capacitance because the distance between the detection roller and the electrode changes when the detection roller is tilted.
• the present invention by detecting the inclination of the detection roller, it is possible to determine that the detection roller has climbed onto a tape or the like when the detection roller is tilted due to a single ride on the detection roller. There is an effect that the tape can be detected with high accuracy.
• FIG. 10 shows an embodiment of an automatic cash handling apparatus in the sheet thickness detecting apparatus of the present invention.
• the bill handling device 90 mounted on the automatic cash handling device is used to separate bills for storing the bills 96a supplied at the time of deposit and to pay the amount designated by the user at the time of cash dispensing.
• Banknote discriminator 97 that determines the authenticity of a banknote using a thickness detector, a temporary stat 93 that temporarily stores banknotes when storing and dispensing banknotes, and banknotes that cannot be processed mechanically.
• Banknote collection box 94 for storing money Denomination storage box 95a for paying out housing a bill 96b, 95b, and 95c, in composed of
• the bills 96a supplied to the bill supply / reception mechanism 91 are separated one by one and supplied to the transport path 92a.
• the banknote discriminating device 97 discriminates whether the banknote is a true counterfeit banknote or not, and discriminates whether the banknote is one or two or more. If the banknote is a genuine note and it is a single note and a folded note, it is temporarily stored in the statistic power 93 and the transaction amount is displayed. On the other hand, if there is a problem with the supplied bills, all supplied bills are returned to the bill supply / reception mechanism 91.
• the bill validator 97 discriminates whether the number of bills is one or two or more. In the case of one bill, the bill is paid out to the bill supply / reception mechanism 91. In the case of two or more and folded tickets, they are temporarily accumulated in the statistic force, and then stored in the bill collection box 94.
• the bill discriminating apparatus 97 is configured to be able to discriminate bills regardless of the direction in which bills are conveyed.
• the bill discriminating apparatus using the paper sheet thickness detecting apparatus of the present invention, double feed, tape, paper, and the like in which two or more bills are overlapped This has the effect of detecting banknotes that have been altered in a highly accurate manner.
• an eddy current displacement sensor is used as the displacement detector, but an electrostatic capacitance displacement sensor, an optical displacement sensor, a contact displacement sensor, or the like can be used.
• the paper thickness detecting device used in the cash automatic handling device has been described, but the present invention can also be applied to a paper thickness detecting device of a vending machine.
• FIG. 1 shows an embodiment of a sheet thickness detecting apparatus according to the present invention.
• FIG. 2 shows a displacement addition signal obtained by adding the displacement detection signal of FIG. 1 of the present invention, an adjacent displacement detection signal, and a tape determination threshold.
• FIG. 3 shows a tape thickness addition signal obtained by adding the tape thickness detection signal of FIG. 1 of the present invention, an adjacent tape thickness detection signal, and a tape determination threshold value.
• the present invention shows a tape thickness addition signal obtained by adding the tape thickness detection signal of FIG. 1, an adjacent tape thickness detection signal, and a tape determination threshold value.
• FIG. 5 shows a differential signal of a tape thickness addition signal obtained by adding the adjacent tape thickness detection signals of FIG. 1 of the present invention and a tape judgment threshold value.
• FIG. 6 shows another embodiment of a sheet thickness detecting apparatus provided with two displacement sensors on one detecting roller of the present invention.
• FIG. 7 shows the roller thickness signal obtained by subtracting the tape thickness detection signal, the taper tilt signal obtained by subtracting the adjacent tape thickness detection signal, the roller tilt signal obtained by adding the adjacent roller tilt signal, and the tape determination threshold in FIG. Show.
• FIG. 8 shows a paper sheet provided with an optical displacement sensor for detecting the projection light of the detection roller of the present invention.
• 5 shows another embodiment of the thickness detecting device.
• FIG. 9 shows another embodiment of the sheet thickness detecting device provided with the inclination sensor for detecting the inclination of the detection roller of the present invention.
• FIG. 10 shows an embodiment of an automatic cash handling apparatus using the sheet thickness detecting apparatus of the present invention.

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• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Controlling Sheets Or Webs (AREA)
• Inspection Of Paper Currency And Valuable Securities (AREA)
• Delivering By Means Of Belts And Rollers (AREA)
• A Measuring Device Byusing Mechanical Method (AREA)

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• 2004
  • 2004-06-18 JP JP2004180399A patent/JP4444738B2/ja not_active Expired - Fee Related
• 2005
  • 2005-06-17 KR KR1020067001951A patent/KR100769374B1/ko not_active IP Right Cessation
  • 2005-06-17 CN CN200580000601.1A patent/CN1820286B/zh not_active Expired - Fee Related
  • 2005-06-17 WO PCT/JP2005/011165 patent/WO2005124702A1/ja not_active Application Discontinuation
  • 2005-06-17 EP EP05751338A patent/EP1764751B1/en not_active Expired - Fee Related
  • 2005-06-20 TW TW094120434A patent/TWI273516B/zh not_active IP Right Cessation

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