JP2018158824A5 - - Google Patents
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- JP2018158824A5 JP2018158824A5 JP2017057949A JP2017057949A JP2018158824A5 JP 2018158824 A5 JP2018158824 A5 JP 2018158824A5 JP 2017057949 A JP2017057949 A JP 2017057949A JP 2017057949 A JP2017057949 A JP 2017057949A JP 2018158824 A5 JP2018158824 A5 JP 2018158824A5
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- 238000011144 upstream manufacturing Methods 0.000 claims 8
- 238000003379 elimination reaction Methods 0.000 claims 3
- 230000003068 static Effects 0.000 claims 3
- 239000007788 liquid Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
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Claims (14)
前記媒体をベルト外面に吸着する無端状の搬送ベルトを備え、前記ベルト外面の少なくとも一部が前記処理部に対向する位置に設けられるベルト搬送手段と、
前記ベルト搬送手段の上流側に配置され、前記ベルト搬送手段に前記媒体を搬送する上流側搬送手段と、
前記処理部の上流側において、前記媒体を前記搬送ベルトに向けて押さえる押さえ手段と、
前記ベルト搬送手段及び前記上流側搬送手段の駆動を制御する制御部と、を備え、
前記制御部は、前記上流側搬送手段の搬送速度よりも前記ベルト搬送手段の搬送速度を相対的に遅くする速度差制御を実行可能に構成されている、
ことを特徴とする媒体搬送装置。 A processing unit that performs processing related to the medium to be transported;
An endless transport belt that adsorbs the medium to an outer surface of the belt, a belt transport unit provided at a position where at least a part of the outer surface of the belt is opposed to the processing unit,
An upstream-side transport unit that is disposed upstream of the belt-conveying unit and conveys the medium to the belt-conveying unit;
On the upstream side of the processing unit, pressing means for pressing the medium toward the transport belt,
A control unit that controls the driving of the belt conveyance unit and the upstream conveyance unit,
The control unit is configured to be able to execute a speed difference control that relatively lowers the transport speed of the belt transport unit than the transport speed of the upstream transport unit.
A medium conveying device characterized by the above-mentioned.
前記制御部は、前記速度差制御を実行する際、搬送される前記媒体の種類に応じて前記上流側搬送手段の搬送速度と前記ベルト搬送手段の搬送速度との速度差を変更する、
ことを特徴とする媒体搬送装置。 The medium transport device according to claim 1,
The control unit, when executing the speed difference control, changes the speed difference between the transport speed of the upstream transport unit and the transport speed of the belt transport unit according to the type of the medium that is transported,
A medium conveying device characterized by the above-mentioned.
前記制御部は、第１の媒体よりも媒体搬送方向に長い第２の媒体を搬送する際に、前記第１の媒体を搬送する場合よりも前記速度差を小さくする、
ことを特徴とする媒体搬送装置。 The medium transport device according to claim 2,
The control unit, when transporting a second medium longer in the medium transport direction than the first medium, reduces the speed difference than when transporting the first medium,
A medium conveying device characterized by the above-mentioned.
前記制御部は、第３の媒体よりも坪量が大きい第４の媒体を搬送する際に、前記第３の媒体を搬送する場合よりも前記速度差を小さくする、
ことを特徴とする媒体搬送装置。 The medium transport device according to claim 2 or 3,
The controller, when transporting a fourth medium having a larger basis weight than the third medium, reduces the speed difference as compared with the case where the third medium is transported,
A medium conveying device characterized by the above-mentioned.
装置内の湿度を測定する湿度測定手段を備え、
前記制御部は、前記湿度測定手段によって測定される湿度が所定の閾値未満である場合に、前記速度差制御を行わない、
ことを特徴とする媒体搬送装置。 In the medium transport device according to any one of claims 1 to 4,
Equipped with humidity measuring means for measuring the humidity in the device,
The control unit does not perform the speed difference control when the humidity measured by the humidity measurement unit is less than a predetermined threshold .
A medium conveying device characterized by the above-mentioned.
前記押さえ手段としての、前記搬送ベルトに吸着された媒体の表面の電荷を除去する除電部と、
前記除電部に対して前記搬送ベルトの回転方向上流側に設けられ、前記搬送ベルトを帯電させる帯電部と、を備える、
ことを特徴とする媒体搬送装置。 In the medium transport device according to any one of claims 1 to 5,
A static elimination unit that removes electric charges on the surface of the medium adsorbed on the transport belt, as the pressing unit;
A charging unit provided on the rotation direction upstream side of the transport belt with respect to the charge removing unit, and charging the transport belt.
A medium conveying device characterized by the above-mentioned.
前記媒体をベルト外面に吸着する無端状の搬送ベルトを備え、前記ベルト外面の少なくとも一部が前記処理部に対向する位置に設けられるベルト搬送手段と、
前記ベルト搬送手段の上流側に配置され、前記ベルト搬送手段に前記媒体を搬送する上流側搬送手段と、
前記搬送ベルトに吸着された媒体の表面の電荷を除去する除電部と、
前記除電部に対して前記搬送ベルトの回転方向上流側に設けられ、前記搬送ベルトを帯電させる帯電部と、
前記帯電部及び前記除電部の少なくともいずれかを制御する制御部と、を備え、
前記制御部は、前記ベルト外面に媒体を吸着する際の帯電状態を、媒体搬送方向と交差する幅方向に亘って所定の強さの第１帯電状態にする第１制御と、少なくとも前記幅方向の両端部を前記第１制御における前記第１帯電状態よりも弱い第２帯電状態とする第２制御と、に切り換え可能であり、前記第１制御と前記第２制御を交互に行う交互帯電制御を実行可能に構成されている、
ことを特徴とする媒体搬送装置。 A processing unit that performs processing related to the medium to be transported;
An endless transport belt that adsorbs the medium to an outer surface of the belt, a belt transport unit provided at a position where at least a part of the outer surface of the belt is opposed to the processing unit,
An upstream-side transport unit that is disposed upstream of the belt-conveying unit and conveys the medium to the belt-conveying unit;
A static elimination unit that removes charges on the surface of the medium adsorbed on the transport belt,
A charging unit provided on the rotation direction upstream side of the transport belt with respect to the charge removing unit, and charging the transport belt;
A control unit that controls at least one of the charging unit and the static elimination unit,
The control unit is configured to perform a first control of setting a charging state when a medium is adsorbed to the outer surface of the belt to a first charging state having a predetermined strength over a width direction intersecting with a medium conveyance direction, and at least the width direction. And a second control in which both ends of the first control are set to a second charging state weaker than the first charging state in the first control, and alternate charging control in which the first control and the second control are alternately performed. Is configured to be executable,
A medium conveying device characterized by the above-mentioned.
前記第２制御は、前記媒体の前記幅方向において、前記第２帯電状態にされた両端部の間の中央領域を前記第１帯電状態にすることを含む、
ことを特徴とする媒体搬送装置。 The medium transport device according to claim 7,
The second control includes, in the width direction of the medium, setting a central region between both ends in the second charged state to the first charged state.
A medium conveying device characterized by the above-mentioned.
前記第２制御は、前記媒体の前記幅方向において、前記第２帯電状態にされた両端部の間の中央領域を、前記第２帯電状態より強く、前記第１帯電状態より弱い第３帯電状態とすることを含む、
ことを特徴とする媒体搬送装置。 The medium transport device according to claim 7,
The second control is such that, in the width direction of the medium, a central region between both ends in the second charged state is in a third charged state stronger than the second charged state and weaker than the first charged state. Including
A medium conveying device characterized by the above-mentioned.
前記第２制御は、前記ベルト外面に吸着された前記媒体の面を、前記幅方向に亘って前記第２帯電状態にすることを含む、
ことを特徴とする媒体搬送装置。 The medium transport device according to claim 7, wherein the second control includes setting a surface of the medium adsorbed on the outer surface of the belt to the second charged state across the width direction.
A medium conveying device characterized by the above-mentioned.
装置内の湿度を測定する湿度測定手段を備え、
前記制御部は、前記湿度測定手段によって測定される湿度に応じて、前記交互帯電制御における前記第１制御と前記第２制御との切替タイミングを変える、
ことを特徴とする媒体搬送装置。 In the medium transport device according to any one of claims 7 to 10,
Equipped with humidity measuring means for measuring the humidity in the device,
The control unit changes a switching timing between the first control and the second control in the alternate charging control according to humidity measured by the humidity measuring unit.
A medium conveying device characterized by the above-mentioned.
前記帯電部は、前記ベルト外面を、マイナスの電荷及びプラスの電荷のいずれか一方に帯電させるＤＣ帯電部である、
ことを特徴とする媒体搬送装置。 In the medium transport device according to any one of claims 6 to 11,
The charging unit is a DC charging unit that charges the outer surface of the belt to one of a negative charge and a positive charge.
A medium conveying device characterized by the above-mentioned.
前記上流側搬送手段はローラー対で構成され、The upstream-side transport unit is configured by a roller pair,
前記ローラー対のニップ点は、前記ベルト搬送手段による搬送面よりも上方に位置する、The nip point of the roller pair is located above a transport surface of the belt transport unit,
ことを特徴とする媒体搬送装置。A medium conveying device characterized by the above-mentioned.
ことを特徴とする記録装置。
Comprising a medium transport device according to any one of claims 13 claim 1 having a recording unit for performing recording by ejecting the liquid to the medium as the processing unit,
A recording device, characterized in that:
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017057949A JP6924362B2 (en) | 2017-03-23 | 2017-03-23 | Media transfer device and recording device |
| JP2021123114A JP7111226B2 (en) | 2017-03-23 | 2021-07-28 | Medium conveying device and recording device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017057949A JP6924362B2 (en) | 2017-03-23 | 2017-03-23 | Media transfer device and recording device |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021123114A Division JP7111226B2 (en) | 2017-03-23 | 2021-07-28 | Medium conveying device and recording device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018158824A JP2018158824A (en) | 2018-10-11 |
| JP2018158824A5 true JP2018158824A5 (en) | 2020-04-02 |
| JP6924362B2 JP6924362B2 (en) | 2021-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017057949A Active JP6924362B2 (en) | 2017-03-23 | 2017-03-23 | Media transfer device and recording device |
| JP2021123114A Active JP7111226B2 (en) | 2017-03-23 | 2021-07-28 | Medium conveying device and recording device |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021123114A Active JP7111226B2 (en) | 2017-03-23 | 2021-07-28 | Medium conveying device and recording device |
Country Status (1)
| Country | Link |
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| JP (2) | JP6924362B2 (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10194530A (en) * | 1996-12-28 | 1998-07-28 | Canon Inc | Image forming device |
| JP3738946B2 (en) * | 1999-03-24 | 2006-01-25 | コニカミノルタビジネステクノロジーズ株式会社 | Paper curl correction device |
| JP2003084525A (en) * | 2001-09-12 | 2003-03-19 | Canon Inc | Image forming apparatus |
| JP4295663B2 (en) * | 2004-05-12 | 2009-07-15 | 株式会社リコー | Image forming apparatus |
| JP2006076270A (en) | 2004-09-13 | 2006-03-23 | Tohoku Ricoh Co Ltd | Composite image formation apparatus |
| JP2007001721A (en) | 2005-06-23 | 2007-01-11 | Fuji Xerox Co Ltd | Recording medium carrying device and image recorder |
| JP2009196768A (en) * | 2008-02-21 | 2009-09-03 | Ricoh Co Ltd | Image forming device |
| JP5648431B2 (en) | 2010-11-09 | 2015-01-07 | 株式会社リコー | Image forming apparatus |
| JP2013238763A (en) * | 2012-05-16 | 2013-11-28 | Canon Inc | Image forming apparatus |
| JP5790609B2 (en) * | 2012-09-04 | 2015-10-07 | コニカミノルタ株式会社 | Image forming apparatus |
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2017
- 2017-03-23 JP JP2017057949A patent/JP6924362B2/en active Active
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2021
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