JP2968598B2 - Paper transport device - Google Patents
Paper transport deviceInfo
- Publication number
- JP2968598B2 JP2968598B2 JP3197591A JP3197591A JP2968598B2 JP 2968598 B2 JP2968598 B2 JP 2968598B2 JP 3197591 A JP3197591 A JP 3197591A JP 3197591 A JP3197591 A JP 3197591A JP 2968598 B2 JP2968598 B2 JP 2968598B2
- Authority
- JP
- Japan
- Prior art keywords
- value
- synchronization signal
- sheet
- counter
- transport
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Controlling Sheets Or Webs (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、紙葉類搬送装置に関
し、特に紙葉類の滞留検出機能の向上を図った紙葉類搬
送装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a paper sheet transporting apparatus, and more particularly to a paper sheet transporting apparatus having an improved function of detecting stay of paper sheets.
【０００２】[0002]
【従来の技術】従来の紙葉類搬送装置は、図２に示すよ
うに搬送面１を搬送する紙葉類３の有無を検出するフォ
トセンサ２と、搬送面の動作速度に応じて信号数が変化
する搬送速度同期信号発生器５と、フォトセンサ２が紙
葉類を検知している間、搬送速度同期信号の計数を行な
う紙葉類遮光時間計数器７と、紙葉類遮光時間計数器７
の値とある規定値格納器９の値との比較を行なう比較器
１１とを有する。2. Description of the Related Art As shown in FIG. 2, a conventional paper sheet transporting apparatus includes a photosensor 2 for detecting the presence or absence of a sheet 3 transporting on a transport surface 1, and a signal number according to the operation speed of the transport surface. , A sheet light-shielding time counter 7 for counting the conveying speed synchronization signal while the photosensor 2 detects a sheet, and a sheet light-shielding time counter. Vessel 7
And a comparator 11 for comparing the value of the predetermined value with the value of a prescribed value storage 9.
【０００３】そして、紙葉類３がフォトセンサ２下で滞
留した場合、紙葉類遮光時間計数器７の値が増加し、規
定値格納器９の値と一致する。そのとき、比較器１１は
フォトセンサ２下で紙葉類の滞留が発生したことを通知
する。When the sheet 3 stays under the photosensor 2, the value of the sheet light-shielding time counter 7 increases and matches the value of the specified value storage 9. At that time, the comparator 11 notifies that the paper sheets have accumulated under the photo sensor 2.
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、この従
来の紙葉類搬送装置では長さの長い紙葉類がフォトセン
サ２下を通過した場合、紙葉類遮光時間計数器７の値と
規定値格納器９の値とが一致してしまい、誤ってフォト
センサ２下の紙葉類の滞留を検出してしまうという問題
点があった。However, in the conventional paper sheet transport apparatus, when a long paper sheet passes under the photosensor 2, the value of the paper sheet light-shielding time counter 7 and the specified value are used. There is a problem that the value of the storage unit 9 coincides with that of the storage unit 9 and stagnation of paper sheets under the photosensor 2 is erroneously detected.
【０００５】本発明は、上記の問題点にかんがみてなさ
れたもので、長さの長い紙葉類を搬送しても紙葉類の滞
留の誤検出が生じないようにした紙葉類搬送装置の提供
を目的とする。SUMMARY OF THE INVENTION The present invention has been made in view of the above-described problems, and has been made in consideration of the above-described problems. The purpose is to provide.
【０００６】[0006]
【課題を解決するための手段】上記目的を達成するため
本発明の紙葉類搬送装置は、紙葉類の搬送経路の上流お
よび下流に設けられ搬送される紙葉類の有無を検知する
第１および第２フォトセンサと、紙葉類の搬送速度同期
信号を発生する搬送速度同期信号発生器と、搬送速度同
期信号発生器からの搬送速度同期信号を計数する搬送速
度同期信号計数器と、第１および第２フォトセンサを紙
葉類が覆っている間搬送速度同期信号を計数する第１お
よび第２紙葉類遮光時間計数器と、第２フォトセンサに
紙葉類が正常に搬送され第１および第２紙葉類遮光時間
計数器がある値になったときの搬送速度同期信号計数器
の予想値を格納する予想搬送同期信号格納器と、第１紙
葉類遮光時間計数器とある規定値を格納しておく規定値
格納器との値を比較する第１比較器と、上記予想搬送同
期信号格納器と搬送速度同期信号計数器との値を比較す
る第２比較器とを備えた構成としてある。In order to achieve the above object, a paper sheet transport apparatus according to the present invention is provided upstream and downstream of a paper sheet transport path for detecting the presence or absence of a transported paper sheet. A first and second photosensor, a transport speed synchronization signal generator that generates a transport speed synchronization signal for a sheet, a transport speed synchronization signal counter that counts the transport speed synchronization signal from the transport speed synchronization signal generator, First and second light-shielding time counters for counting the transport speed synchronization signal while the first and second photosensors are covered with the paper, and the paper is normally transported to the second photosensor. An anticipated transport synchronization signal storage unit that stores an expected value of the transport speed synchronization signal counter when the first and second paper sheet light-shielding time counters have a certain value; a first paper sheet light-shielding time counter; Compare the value with the specified value storage that stores a specified value. A first comparator which, a configuration equipped with a second comparator for comparing the value of the conveying speed synchronous signal counter and the predicted carrying synchronization signal storage unit.
【０００７】そして、好ましくは、第１比較器が規定値
格納器の値よりも第１紙葉類遮光時間計数器の値が大き
いことを検知し、第２比較器が搬送速度同期信号計数器
の値よりも予想搬送同期信号格納器の値が小さいことを
検知したとき、紙葉類の滞留と判断する判断器を備えた
構成としてある。 Preferably, the first comparator detects that the value of the first sheet light-shielding time counter is larger than the value of the specified value storage, and the second comparator detects the value of the transport speed synchronization signal counter. When it is detected that the value of the predicted transport synchronization signal storage is smaller than the value of (i), a judgment device is provided for judging that paper sheets are staying.
【０００８】[0008]
【作用】上記構成からなる紙葉類搬送装置によれば、紙
葉類が長いために、第１比較器が規定値格納器の値より
も第１紙葉類遮光時間計数器の値が大きいと検知して
も、第２比較器が搬送速度同期信号計数器の値よりも予
想搬送同期信号格納器の値が小さくならないことを検知
することができ、これにより、滞留の誤検知が防止され
る。According to the paper sheet transport apparatus having the above-described configuration, the value of the first paper light shielding time counter is larger in the first comparator than in the specified value storage unit because the paper sheet is long. Is detected, the second comparator can detect that the value of the expected carrier synchronization signal storage is not smaller than the value of the carrier speed synchronization signal counter, thereby preventing erroneous detection of stagnation. You.
【０００９】[0009]
【実施例】以下、本発明の実施例について図面を参照し
て説明する。図１は本発明の一実施例に係る紙葉類搬送
装置の構成図である。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a configuration diagram of a paper sheet transport device according to one embodiment of the present invention.
【００１０】図において、２，４は、搬送面１を搬送さ
れる紙葉類２の有無を検知する上流の第１フォトセンサ
および下流の第２フォトセンサである。５は搬送面１を
動作させることにより、パルス信号を発生する搬送速度
同期信号発生器、６は搬送速度同期信号発生器５から送
られてくるパルス信号を計数する搬送速度同期信号計数
器、７，８はフォトセンサ２，４に紙葉類有を検知して
いるときだけ搬送速度同期信号発生器５から送られてく
るパルス信号を計数する第１および第２紙葉類遮光時間
計数器である。In FIG. 1, reference numerals 2 and 4 denote an upstream first photosensor and a downstream second photosensor for detecting the presence or absence of a sheet 2 conveyed on the conveying surface 1. Reference numeral 5 denotes a transport speed synchronizing signal generator that generates a pulse signal by operating the transport surface 1, 6 denotes a transport speed synchronizing signal counter that counts pulse signals sent from the transport speed synchronizing signal generator 5, 7. , 8 are first and second sheet light-shielding time counters for counting pulse signals sent from the transport speed synchronizing signal generator 5 only when the photosensors 2, 4 detect the presence of sheets. is there.
【００１１】また、１０は予想搬送同期信号格納器であ
り、紙葉類３が正常にフォトセンサ４に搬送され、第１
及び第２の紙葉類遮光時間計数器７及び８の計数値があ
る値になったときの搬送速度同期信号計数器６の予想計
数値を格納する。１１はある規定値を格納しておく規定
値格納器９の値と紙葉類遮光時間計数器７との値とを比
較する比較器、１２は予想搬送同期信号格納器１０の値
と搬送速度同期信号計数器６の値とを比較する第２比較
器である。Reference numeral 10 denotes an expected carrier synchronization signal storage.
The paper sheet 3 is normally conveyed to the photo sensor 4 and the first
And the expected count value of the transport speed synchronization signal counter 6 when the count value of the second sheet light shielding time counters 7 and 8 reaches a certain value . Numeral 11 denotes a comparator for comparing a value of a prescribed value storage 9 for storing a prescribed value with a value of a paper sheet light-shielding time counter 7, and 12 denotes a value of an expected transport synchronization signal storage 10 and a transport speed. This is a second comparator that compares the value of the synchronization signal counter 6 with the value.
【００１２】１３は比較器１１と比較器１２との比較結
果より、紙葉類３がフォトセンサ２下に滞留したがどう
かを検出する判断器である。この判断器１３は、第１比
較器１１が規定値格納器９の値よりも第１紙葉類遮光時
間計数器７の値が大きいことを検知するとともに、第２
比較器１２が搬送速度同期信号計数器６の値よりも予想
同期信号格納器１０の値が小さいことを検知したとき紙
葉類３の滞留と判断する機能を備えている。Reference numeral 13 denotes a judging device for detecting whether or not the paper sheet 3 has stayed under the photosensor 2 based on the result of comparison between the comparator 11 and the comparator 12. The judgment unit 13 detects that the value of the first sheet light-shielding time counter 7 is larger than the value of the specified value storage 9 by the first comparator 11 and
When the comparator 12 detects that the value of the expected synchronization signal storage 10 is smaller than the value of the transport speed synchronization signal counter 6 , it has a function of determining that the paper sheet 3 is staying.
【００１３】したがって、この実施例によれば、紙葉類
がフォトセンサ２下で滞留すると予想搬送同期信号格納
器１０の値が搬送速度同期信号計数器６の値より小さく
なり、紙葉類遮光時間計数器７が規定値格納器９より大
きくなるので紙葉類３がフォトセンサ２下で滞留したと
判断される。Therefore, according to this embodiment, the value of the predicted transport synchronization signal storage 10 becomes smaller than the value of the transport speed synchronization signal counter 6 when the paper sheet stays under the photosensor 2, and Since the sheet light shielding time counter 7 is larger than the specified value storage 9, it is determined that the sheet 3 has stayed under the photo sensor 2.
【００１４】また、長さの長い紙葉類３がフォトセンサ
２からフォトセンサ４に通過した場合、紙葉類遮光時間
計数器７は規定値格納器９の値より大きくなるが、予想
搬送同期信号格納器１０の値が搬送速度同期信号計数器
６の値より小さくならないので、正常と判断され、紙葉
類の滞留を誤検知しない。When a long sheet 3 passes from the photosensor 2 to the photosensor 4, the sheet light-shielding time counter 7 becomes larger than the value of the specified value storage 9, but the expected conveyance Since the value of the signal storage 10 does not become smaller than the value of the transport speed synchronization signal counter 6, it is determined that it is normal, and the stay of paper sheets is not erroneously detected.
【００１５】すなわち、理解し易くするためにたとえて
説明すると、以下のようになる。予想搬送同期信号格納
器１０は図１のフォトセンサ２で先端を検知した紙葉類
の枚数とフォトセンサ４で先端を検知した紙葉類の枚数
を管理する。そして、（フォトセンサ２で先端検知した
枚数）＞（フォトセンサ４で先端検知した枚数）のと
き、予想搬送同期信号格納器１０と搬送同期信号計数器
６との比較が行なわれる。That is, the description will be made as follows for easy understanding. The predicted transport synchronization signal storage 10 manages the number of sheets whose leading end is detected by the photo sensor 2 and the number of sheets whose leading end is detected by the photo sensor 4 in FIG. When (the number of leading edge detected by the photo sensor 2)> (the number of leading edge detected by the photo sensor 4), the comparison between the expected transport synchronization signal storage 10 and the transport synchronization signal counter 6 is performed.
【００１６】フォトセンサ２とフォトセンサ４の間に紙
葉類が無い（フォトセンサ２で先端を検知した紙葉類が
フォトセンサ４を通過した）場合は、予想搬送同期信号
格納器１０と搬送速度同期信号計数器６との比較は行な
わない。When there is no sheet between the photosensors 2 and 4 (the sheet whose leading end is detected by the photosensor 2 passes through the photosensor 4), the sheet is conveyed to the predicted conveyance synchronization signal storage 10 No comparison with the speed synchronization signal counter 6 is performed.
【００１７】紙葉類がフォトセンサ２下で滞留した場合
は、フォトセンサ２で紙葉類の先端は検知するが、その
紙葉類の先端をフォトセンサ４では検知できないので、
予想搬送同期信号格納器１０と搬送同期信号計数器６と
の比較を行なう。If the paper sheet stays under the photo sensor 2, the photo sensor 2 detects the leading end of the paper sheet, but the leading end of the paper sheet cannot be detected by the photo sensor 4, so that
A comparison is made between the predicted carrier synchronization signal storage 10 and the carrier synchronization signal counter 6.
【００１８】しかし、長い紙葉類の場合、フォトセンサ
２で先端検知後、フォトセンサ４でも先端検知するので
予想搬送同期信号格納器１０と搬送同期信号計数器６と
の比較は行なわない。However, in the case of a long sheet, since the leading edge is detected by the photo sensor 2 and then the leading edge is also detected by the photo sensor 4, the comparison between the expected transport synchronization signal storage 10 and the transport synchronization signal counter 6 is not performed.
【００１９】[0019]
【発明の効果】以上説明したように本発明の紙葉類搬送
装置によれば、予想搬送同期信号格納器と搬送速度同期
信号計数器との値を比較する比較器を備えたので、長さ
の長い紙葉類を搬送しても、比較結果によりフォトセン
サ下で紙葉類が滞留したと誤検出することを防止するこ
とができる。As described above, according to the paper sheet transport apparatus of the present invention, since the comparator for comparing the values of the expected transport synchronization signal storage and the transport speed synchronization signal counter is provided, the length is reduced. Even when a long paper sheet is conveyed, it is possible to prevent erroneous detection that the paper sheet has stayed under the photosensor based on the comparison result.
【図１】本発明の一実施例に係る紙葉類搬送装置を示す
構成ブロック図である。FIG. 1 is a configuration block diagram illustrating a paper sheet transporting device according to an embodiment of the present invention.
【図２】従来の紙葉類搬送装置を示す構成ブロック図で
ある。FIG. 2 is a block diagram showing a configuration of a conventional paper sheet transport device.
１ 搬送面 ２ 第１フォトセンサ ３ 紙葉類 ４ 第２フォトセンサ ５ 搬送速度同期信号発生器 ６ 搬送速度同期信号計数器 ７ 第１紙葉類遮光時間計数器 ８ 第２紙葉類遮光時間計数器 ９ 規定値格納器 １０ 予想同期信号格納器 １１ 第１比較器 １２ 第２比較器 １３ 判断器 DESCRIPTION OF SYMBOLS 1 Conveying surface 2 1st photo sensor 3 Paper sheet 4 2nd photo sensor 5 Conveyance speed synchronizing signal generator 6 Conveyance speed synchronizing signal counter 7 First paper light shielding time counter 8 Second paper light shielding time counting Unit 9 Prescribed value storage unit 10 Expected synchronization signal storage unit 11 First comparator 12 Second comparator 13 Judgment unit
Claims (2)
けられ搬送される紙葉類の有無を検知する第１および第
２フォトセンサと、 紙 葉類の搬送速度同期信号を発生する搬送速度同期信号
発生器と、搬送速度同期信号発生器からの搬送速度同期
信号を計数する搬送速度同期信号計数器と、 第 １および第２フォトセンサを紙葉類が覆っている間搬
送速度同期信号を計数する第１および第２紙葉類遮光時
間計数器と、 第 ２フォトセンサに紙葉類が正常に搬送され第１および
第２紙葉類遮光時間計数器がある値になったときの搬送
速度同期信号計数器の予想値を格納する予想搬送同期信
号格納器と、 第 １紙葉類遮光時間計数器とある規定値を格納しておく
規定値格納器との値を比較する第１比較器と、 上記予想搬送同期信号格納器と搬送速度同期信号計数器
との値を比較する第２比較器とを備えたことを特徴とす
る紙葉類搬送装置。1. A first and a second photosensor provided upstream and downstream of a sheet transport path for detecting the presence or absence of a sheet being transported , and a transport for generating a transport speed synchronization signal for the sheet. and speed synchronization signal generator, the conveying speed and conveying speed synchronous signal counter for counting synchronous signal, first and second between conveying speed synchronization signal photosensor sheet covers from the conveying speed synchronization signal generator first and second paper sheets shading time counter for counting, when the paper sheet becomes a value that the first and second paper sheets shading time counter is normally conveyed to the second photo sensor the comparing the predicted carrying synchronization signal storage unit that stores the expected value of the conveying speed synchronization signal counter, the value of the first paper sheet shielding time counter to be prescribed value prescribed value storage unit for storing 1 The comparator, the above-mentioned expected carrier synchronization signal storage and the carrier speed synchronization signal Paper sheet conveying apparatus characterized by comprising a second comparator for comparing the value of the counter.
１紙葉類遮光時間計数器の値が大きいことを検知し、第
２比較器が搬送速度同期信号計数器の値よりも予想搬送
同期信号格納器の値が小さいことを検知したとき、紙葉
類の滞留と判断する判断器を備えたことを特徴とする請
求項１記載の紙葉類搬送装置。2. The first comparator detects that the value of the first sheet light-shielding time counter is larger than the value of the specified value storage, and the second comparator detects the value of the transport speed synchronization signal counter. 2. The sheet conveying apparatus according to claim 1, further comprising: a judging unit for judging that the sheet has stayed when detecting that the value of the predicted conveying synchronizing signal storage is small .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3197591A JP2968598B2 (en) | 1991-01-31 | 1991-01-31 | Paper transport device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3197591A JP2968598B2 (en) | 1991-01-31 | 1991-01-31 | Paper transport device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04246048A JPH04246048A (en) | 1992-09-02 |
| JP2968598B2 true JP2968598B2 (en) | 1999-10-25 |
Family
ID=12345955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3197591A Expired - Fee Related JP2968598B2 (en) | 1991-01-31 | 1991-01-31 | Paper transport device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2968598B2 (en) |
-
1991
- 1991-01-31 JP JP3197591A patent/JP2968598B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04246048A (en) | 1992-09-02 |
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