JPH0741142A - Method and apparatus for controlling transport speed of paper sheets. - Google Patents
Method and apparatus for controlling transport speed of paper sheets.Info
- Publication number
- JPH0741142A JPH0741142A JP16854293A JP16854293A JPH0741142A JP H0741142 A JPH0741142 A JP H0741142A JP 16854293 A JP16854293 A JP 16854293A JP 16854293 A JP16854293 A JP 16854293A JP H0741142 A JPH0741142 A JP H0741142A
- Authority
- JP
- Japan
- Prior art keywords
- paper sheet
- time
- paper sheets
- transport
- conveyance
- 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.)
- Granted
Links
Landscapes
- Sorting Of Articles (AREA)
- Control Of Velocity Or Acceleration (AREA)
- Control Of Conveyors (AREA)
- Controlling Sheets Or Webs (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
- Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、紙葉類搬送速度制御方
法およびその装置に係り、特に郵便物等の紙葉類の方向
変換機構を備えた紙葉類搬送速度制御方法およびその装
置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and a device for controlling a sheet conveying speed, and more particularly to a method and a device for controlling a sheet conveying speed provided with a mechanism for changing the direction of sheets such as mail. .
【０００２】[0002]
【従来の技術】従来の紙葉類の方向変換機構を図３に示
す。この図３に示す従来例にあっては、紙葉類の搬送ル
ート上に、可動ローラ５３を駆動することによって紙葉
類の搬送方向を変換する方向変換部５１を備え、紙葉類
の位置，先端および末端を検知する光電スイッチ５５を
装備し、紙葉類の末端を光電スイッチ５５が検知してか
ら、ある一定時間後に可動ローラ５３を駆動し、これに
よって紙葉類の前後方向を変換し、そのまま出口まで搬
送する、という手法が採られていた。2. Description of the Related Art FIG. 3 shows a conventional paper sheet direction changing mechanism. In the conventional example shown in FIG. 3, a direction conversion unit 51 that converts the conveying direction of the paper sheet by driving the movable roller 53 is provided on the paper sheet conveyance route, and the position of the paper sheet is determined. , Equipped with a photoelectric switch 55 for detecting the leading edge and the trailing edge, and after the photoelectric switch 55 detects the trailing edge of the paper sheet, drives the movable roller 53 after a certain period of time, thereby changing the front-back direction of the paper sheet. However, the method of transporting to the exit as it was was adopted.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、この従
来の方向変換機構では、紙葉類の末端を光電スイッチ５
が検知してから、ある一定時間後に可動ローラ３を駆動
していたため、紙葉類の長さによって紙葉類の前後方向
を変換する時間が変動していた。また、紙葉類の厚さ，
重さ，紙質によっても方向変換時間が変動していた。However, in the conventional direction changing mechanism, the photoelectric switch 5 is provided at the end of the paper sheet.
Since the movable roller 3 was driven after a certain period of time after the detection, the time for converting the front-back direction of the paper sheet fluctuated depending on the length of the paper sheet. Also, the thickness of paper sheets,
The direction change time also varied depending on the weight and paper quality.
【０００４】このため、紙葉類の間隔が変動し、方向変
換機構の入口から出口までの紙葉類の搬送時間を一定に
することができず、紙葉類の種類によってはその反転搬
送時間が異なるという不都合が生じていた。For this reason, the interval between the paper sheets fluctuates, and the transport time of the paper sheets from the entrance to the exit of the direction changing mechanism cannot be made constant. There was an inconvenience that they were different.
【０００５】[0005]
【発明の目的】本発明は、かかる従来例の有する不都合
を改善し、とくに紙葉類の種類によってはその反転搬送
時間が異なるという不都合を有効に改善し、長さの異な
るものが不規則に送られて来ても、これらに対し反転搬
送時間をほぼ同一に設定し得る紙葉類搬送速度制御方法
およびその装置を提供することを、その目的とする。It is an object of the present invention to improve the disadvantages of the prior art, particularly to effectively solve the inconvenience that the reversing and conveying time is different depending on the kind of paper sheet, and irregularly length different ones. It is an object of the present invention to provide a paper sheet conveyance speed control method and apparatus that can set the reverse conveyance time to be substantially the same even when they are sent.
【０００６】[0006]
【課題を解決するための手段】本発明では、まず、紙葉
類搬送速度制御方法では、紙葉類搬送路における方向変
換部の前後に所定間隔を隔てて複数の紙葉類検出センサ
を配置し、方向変換によって紙葉類の搬送時間が予め定
めた基準時間より遅延した場合に当該紙葉類の搬送速度
を所定時間の間大きく設定する、という手法を採用して
いる。According to the present invention, first, in a paper sheet conveyance speed control method, a plurality of paper sheet detection sensors are arranged at predetermined intervals before and after a direction changing portion in a paper sheet conveyance path. However, when the transport time of the paper sheet is delayed from the predetermined reference time due to the direction change, the method of setting the transport speed of the paper sheet high for a predetermined time is adopted.
【０００７】また、これを具現化する装置としては、紙
葉類搬送路における方向変換部の前後に所定間隔を隔て
て複数の紙葉類検出センサを配置し、この紙葉類搬送路
の下流側に搬送駆動ローラを備えた搬送時間補正部を設
け、複数の紙葉類検出センサからの情報に基づいて方向
変換後の紙葉類の走行遅延時間を算定すると共に，この
紙葉類走行遅延時間に基づいて作動し，搬送時間補正部
を介して所定時間の間，前述した紙葉類を加速制御する
速度制御部を備える、という構成を採っている。これに
よって前述した目的を達成しようとするものである。Further, as a device for embodying this, a plurality of paper sheet detection sensors are arranged at a predetermined interval before and after the direction changing portion in the paper sheet conveyance path, and downstream of this paper sheet conveyance path. A conveyance time correction unit equipped with a conveyance drive roller is provided on the side to calculate the traveling delay time of the paper sheet after the direction change based on the information from a plurality of paper sheet detection sensors, and the paper sheet travel delay. The configuration is such that it operates based on time and includes a speed control unit for accelerating and controlling the above-mentioned paper sheets for a predetermined time through the conveyance time correction unit. This aims to achieve the above-mentioned object.
【０００８】[0008]
【作 用】今、長さＬの紙葉類が光電スイッチ４から光
電スイッチ７まで搬送される所要時間をＴ、光電スイッ
チ４から光電スイッチ６まで搬送される所要時間を
ｔ1 ，光電スイッチ６から光電スイッチ７まで搬送され
る所要時間をｔ2 とすると、これらの関係は「ｔ1 ＋ｔ
2 ＝Ｔ」となる。方向変換部１で方向変換時間が変動し
た場合、その変動時間をαとすると、光電スイッチ４か
ら光電スイッチ６まで紙葉類を搬送する所要時間は「ｔ
1 ＋α」となる。[Operation] Now, the time required for a sheet of length L to be conveyed from the photoelectric switch 4 to the photoelectric switch 7 is T, the time required to be conveyed from the photoelectric switch 4 to the photoelectric switch 6 is t 1 , and the photoelectric switch 6 is Assuming that the time required for the transfer from the photoelectric switch 7 to the photoelectric switch 7 is t 2 , the relationship between them is “t 1 + t
2 = T ”. When the direction change time is changed in the direction change unit 1, if the change time is α, the time required to convey the paper sheet from the photoelectric switch 4 to the photoelectric switch 6 is “t”.
1 + α ”.
【０００９】そこで、光電スイッチ６から光電スイッチ
７まで紙葉類が搬送される所要時間ｔ2 を変動時間α相
当分だけ、紙葉類の長さ情報等をもとにして、紙葉類が
搬送時間補正部２を通過する距離間で、紙葉類の搬送速
度を補正し、「ｔ2 −α」を行う。この結果「（ｔ1 ＋
α）＋（ｔ2 −α）＝Ｔ」となり、Ｔは常に一定とな
る。Therefore, the time t 2 required for the paper sheet to be conveyed from the photoelectric switch 6 to the photoelectric switch 7 is equivalent to the variation time α, and the paper sheet is detected based on the length information of the paper sheet. The transport speed of the paper sheet is corrected between the distances passing through the transport time correction unit 2, and “t 2 −α” is performed. As a result, "(t 1 +
α) + (t 2 −α) = T ”, and T is always constant.
【００１０】[0010]
【実施例】以下、本発明の一実施例を図１乃至図２に基
づいて説明する。この図１乃至図２に示す実施例は、紙
葉類搬送路１００における方向変換部１の前後に所定間
隔を隔てて複数の紙葉類検出センサとしての光電スイッ
チ４乃至７が配置されている。紙葉類搬送路１００の下
流側には、搬送駆動ローラ２Ａ，２Ｂ，２Ｃ，２Ｄを備
えた搬送時間補正部２が設けられている。光電スイッチ
４乃至７からの情報（オン／オフのタイミング情報）
は、速度制御部１０に送り込まれる。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. In the embodiment shown in FIGS. 1 and 2, photoelectric switches 4 to 7 as a plurality of paper sheet detection sensors are arranged at a predetermined interval before and after the direction changing section 1 in the paper sheet conveyance path 100. . At the downstream side of the paper sheet transport path 100, a transport time correction unit 2 including transport drive rollers 2A, 2B, 2C, 2D is provided. Information from photoelectric switches 4 to 7 (on / off timing information)
Are sent to the speed control unit 10.
【００１１】この速度制御部１０は、光電スイッチ４乃
至７からの情報の基づいて方向変換後の紙葉類の走行遅
延時間を算定すると共に，この紙葉類走行遅延時間に基
づいて作動し，搬送時間補正部２を介して所定時間の
間，前述した紙葉類を必要に応じて大きく或いは適度の
大きさで加速制御する紙葉類用速度制御機能を備えてい
る。符号３は前述した方向変換部１に装備された可動ロ
ーラを示す。The speed control unit 10 calculates the traveling delay time of the paper sheet after the direction change based on the information from the photoelectric switches 4 to 7, and operates based on the paper sheet traveling delay time, A paper sheet speed control function is provided for controlling acceleration of the above-described paper sheets by a large or appropriate size as required through the transport time correction unit 2 for a predetermined time. Reference numeral 3 indicates a movable roller mounted on the direction changing unit 1 described above.
【００１２】これを更に詳述すると、紙葉類の搬送ルー
ト上に可動ローラ３を駆動することによって紙葉類の搬
送方向を変換する方向変換部１を備えている。その下流
にサーボモータを駆動源とする搬送時間補正部２及び紙
葉類の位置、先端、末端を検知する前述した複数の光電
スイッチが装備されている。This will be described in more detail. A direction changing section 1 for changing the conveying direction of the paper sheet by driving the movable roller 3 is provided on the paper sheet conveying route. A transport time correction unit 2 using a servo motor as a drive source and the above-described plurality of photoelectric switches for detecting the position, leading edge, and trailing edge of the paper sheet are provided downstream thereof.
【００１３】今、長さＬの紙葉類が光電スイッチ４から
光電スイッチ７まで搬送される所要時間をＴ、光電スイ
ッチ４から光電スイッチ６まで搬送される所要時間をｔ
1 ，光電スイッチ６から光電スイッチ７まで搬送される
所要時間をｔ2 とすると、これらの関係は「ｔ1 ＋ｔ2
＝Ｔ」となる。Now, the time required for a sheet of length L to be conveyed from the photoelectric switch 4 to the photoelectric switch 7 is T, and the time required to be conveyed from the photoelectric switch 4 to the photoelectric switch 6 is t.
1 , and assuming that the required time for transfer from the photoelectric switch 6 to the photoelectric switch 7 is t 2 , these relationships are expressed as “t 1 + t 2
= T ”.
【００１４】方向変換部１で方向変換時間が変動した場
合、その変動時間をαとすると、光電スイッチ４から光
電スイッチ６まで紙葉類を搬送する所要時間は「ｔ1 ＋
α」となる。When the direction changing time is changed in the direction changing unit 1, the time required to convey the paper sheet from the photoelectric switch 4 to the photoelectric switch 6 is "t 1 +," where the changing time is α.
α ”.
【００１５】そこで、光電スイッチ６から光電スイッチ
７まで紙葉類が搬送される所要時間ｔ2 を変動時間α相
当分だけ、紙葉類の長さ情報等をもとにして、紙葉類が
搬送時間補正部２を通過する距離間で紙葉類の搬送速度
を補正し、「ｔ2 −α」を行う。Therefore, the time t 2 required for the paper sheet to be conveyed from the photoelectric switch 6 to the photoelectric switch 7 is equivalent to the variation time α, and the paper sheet is detected based on the length information of the paper sheet. The transport speed of the paper sheet is corrected within a distance passing through the transport time correction unit 2, and “t 2 −α” is performed.
【００１６】この結果「（ｔ1 ＋α）＋（ｔ2 −α）＝
Ｔ」となり、Ｔは常に一定となる。As a result, "(t 1 + α) + (t 2 -α) =
T ”, and T is always constant.
【００１７】[0017]
【発明の効果】以上説明したように、本発明によると、
方向変換に際し影響する紙葉類の長さ等により異なる紙
葉類の搬送時間の変動を有効に補正することが可能とな
り、常に一定の時間で紙葉類を反転搬送することができ
るという従来にない優れた紙葉類搬送速度制御方法およ
びその装置を提供することができる。As described above, according to the present invention,
It is possible to effectively correct variations in the transport time of different paper sheets due to the length of the paper sheets that affect the direction change, etc., and it is possible to always reverse and transport the paper sheets in a fixed time. It is possible to provide a superior paper sheet conveyance speed control method and its apparatus.
【図１】本発明の一実施例を示す説明図である。FIG. 1 is an explanatory diagram showing an embodiment of the present invention.
【図２】図１の動作を示すブロック図である。FIG. 2 is a block diagram showing the operation of FIG.
【図３】従来例を示す説明図である。FIG. 3 is an explanatory diagram showing a conventional example.
１ 方向変換部 ２ 搬送時間補正部 ３ 可動ローラ ４，５，６，７ 紙葉類検出センサとしての光電スイッ
チ １００ 紙葉類搬送路1 direction conversion unit 2 conveyance time correction unit 3 movable rollers 4, 5, 6, 7 photoelectric switch 100 as a paper sheet detection sensor 100 paper sheet conveyance path
Claims (2)
に所定間隔を隔てて複数の紙葉類検出センサを配置し、
方向変換によって紙葉類の搬送時間が予め定めた基準時
間より遅延した場合に当該紙葉類の搬送速度を所定時間
の間大きく設定することを特徴とした紙葉類搬送速度制
御方法。1. A plurality of paper sheet detection sensors are arranged at predetermined intervals before and after a direction changing section in a paper sheet conveyance path,
A paper sheet conveyance speed control method, wherein when the conveyance time of a paper sheet is delayed by a direction change from a predetermined reference time, the conveyance speed of the paper sheet is set to be high for a predetermined time.
に所定間隔を隔てて複数の紙葉類検出センサを配置し、
この紙葉類搬送路の下流側に搬送駆動ローラを備えた搬
送時間補正部を設け、 前記複数の紙葉類検出センサからの情報に基づいて方向
変換後の前記紙葉類の走行遅延時間を算定すると共に，
この紙葉類走行遅延時間に基づいて作動し，前記搬送時
間補正部を介して所定時間の間，前記紙葉類を加速制御
する速度制御部を備えたことを特徴とする紙葉類搬送速
度制御装置。2. A plurality of paper sheet detection sensors are arranged at a predetermined interval before and after the direction changing portion in the paper sheet conveyance path,
A conveyance time correction unit provided with a conveyance drive roller is provided on the downstream side of the paper sheet conveyance path, and the traveling delay time of the paper sheet after the direction change based on the information from the plurality of paper sheet detection sensors is set. While calculating
A paper sheet conveyance speed, which is provided with a speed control unit which operates based on the paper sheet traveling delay time and accelerates and controls the paper sheet for a predetermined time through the conveyance time correction unit. Control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5168542A JP2853520B2 (en) | 1993-06-15 | 1993-06-15 | Paper sheet transport speed control method and apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5168542A JP2853520B2 (en) | 1993-06-15 | 1993-06-15 | Paper sheet transport speed control method and apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0741142A true JPH0741142A (en) | 1995-02-10 |
| JP2853520B2 JP2853520B2 (en) | 1999-02-03 |
Family
ID=15869952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5168542A Expired - Fee Related JP2853520B2 (en) | 1993-06-15 | 1993-06-15 | Paper sheet transport speed control method and apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2853520B2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0585644A (en) * | 1991-09-26 | 1993-04-06 | Fuji Xerox Co Ltd | Paper feeding device |
-
1993
- 1993-06-15 JP JP5168542A patent/JP2853520B2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0585644A (en) * | 1991-09-26 | 1993-04-06 | Fuji Xerox Co Ltd | Paper feeding device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2853520B2 (en) | 1999-02-03 |
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