EP1591262A2 - Tintenstrahlaufzeichnungsvorrichtung, Steuerungsverfahren für Computerprogramm und computerlesbares Speichermedium - Google Patents

Tintenstrahlaufzeichnungsvorrichtung, Steuerungsverfahren für Computerprogramm und computerlesbares Speichermedium Download PDF

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Publication number
EP1591262A2
EP1591262A2 EP05252683A EP05252683A EP1591262A2 EP 1591262 A2 EP1591262 A2 EP 1591262A2 EP 05252683 A EP05252683 A EP 05252683A EP 05252683 A EP05252683 A EP 05252683A EP 1591262 A2 EP1591262 A2 EP 1591262A2
Authority
EP
European Patent Office
Prior art keywords
ink jet
recording apparatus
jet recording
preparation operation
printing
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
Application number
EP05252683A
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English (en)
French (fr)
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EP1591262A3 (de
EP1591262B1 (de
Inventor
Taku Kudoh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of EP1591262A2 publication Critical patent/EP1591262A2/de
Publication of EP1591262A3 publication Critical patent/EP1591262A3/de
Application granted granted Critical
Publication of EP1591262B1 publication Critical patent/EP1591262B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • B41J29/38—Drives, motors, controls or automatic cut-off devices for the entire printing mechanism
    • B41J29/393—Devices for controlling or analysing the entire machine ; Controlling or analysing mechanical parameters involving printing of test patterns

Definitions

  • the present invention relates to ink jet recording apparatuses and controlling methods of the same, and more specifically, to an ink jet recording apparatus and a controlling method of the same whereby waiting time for image forming can be reduced.
  • Japan Laid-Open Patent Publication No. 11-268275 discloses a copier having means for reading a manuscript and an ink jet printer engine.
  • Japan Laid-Open Patent Publication No. 11-138790 discloses a technology whereby time for copying or printing at an ink jet type image forming apparatus is reduced, by controlling a print head so that a marginal part of a manuscript image is skipped.
  • Japan Laid-Open Patent Publication No. 11-138790 has a problem in that the waiting time from an instruction to start copying by an operator to a time for actually starting printing cannot be reduced.
  • FIG. 1 is a flowchart showing an example of an operation of a related art ink jet type copier.
  • a manuscript size, a recording paper size, and the number of copies of papers are set at steps S21 through 23, and then copying is started by pushing a start button (S24).
  • printing preparation operations such as detection of an amount of ink residue (S25), supplying of the ink in a case where an ink cartridge is provided separately from the print head (S26), head cleaning (S27), and ejection of the ink by idling (S29) are implemented and then printing starts (S30).
  • steps shown by diagonal lines are printing preparation operations peculiar to the ink jet recording apparatus and therefore cannot be omitted.
  • Another and more specific object of the present invention is to provide an ink jet type image forming or recording apparatus and controlling method of the same whereby the above-mentioned problem can be solved and the waiting time for completion of an output of an image can be reduced so that good operability can be achieved.
  • an ink jet recording apparatus including an ink jet printer engine as an image forming part, characterized in that a printing preparation operation at a starting time of image forming by the ink jet engine and another preparation operation are processed in parallel.
  • the above object of the present invention is also achieved by a controlling method of an ink jet recording apparatus, the ink jet recording apparatus including an ink jet printer engine as an image forming part, characterized in that a printing preparation operation at a starting time of image forming by the ink jet engine and another preparation operation are processed in parallel.
  • the printing preparation operation at the starting time of image forming by the ink jet engine and another preparation operation are processed in parallel, it is possible to reduce the waiting time for completion of then output of the image.
  • the printing preparation operation may be a detection of an amount of ink residue.
  • the printing preparation operation may be a supplying of ink to a printing head.
  • the printing preparation operation may be a head cleaning of a printing head.
  • the printing preparation operation may be ejection of the ink by idling.
  • the another preparation operation may be setting of a manuscript size.
  • the another preparation operation may be setting of a recording paper size.
  • the another preparation operation may be conveyance of a recording paper.
  • the ink jet recording apparatus may include a data storage device for storing print data received from outside, and the another preparation operation may be storage of the print data received from the outside in the data storage device.
  • the another preparation operation may be an analysis of print data received from outside and a process for making an image.
  • the another preparation operation may be turning over of a paper.
  • the another preparation operation may be a process for receiving a fax.
  • the ink jet recording apparatus may include manuscript reading means and manuscript set detection means, and the printing preparation operation may be started based on detection of the manuscript set detection means for setting of the manuscript in place.
  • the ink jet recording apparatus may include an automatic manuscript conveyance device for conveying the manuscript to the manuscript reading means, and the printing preparation operation may be started based on detection of setting of the manuscript in place on the automatic manuscript conveyance device.
  • the ink jet recording apparatus may include a human body sensing sensor for detecting an approach of an operator, and the printing preparation operation may be started based on detection by the human body sensing sensor of the approach of an operator.
  • the ink jet recording apparatus may include a cover for jam processing and opening and closing detection means for detecting opening and closing of the cover, and the printing preparation operation may be started based on detection by the opening and closing detection means of the closing of the cover.
  • the ink jet recording apparatus may include a manual tray and a paper sensor for detecting setting of a paper on the tray, and the printing preparation operation may be started based on detection by the paper sensor of setting of the paper on the tray.
  • the manual tray may be provided in a state where the manual tray can be opened and closed
  • the ink jet recording apparatus may include manual tray opening and closing detection means for detecting the opening and closing of the manual tray, and the printing preparation operation may be started based on detection by the manual tray opening and closing detection means of the opening and closing of the manual tray.
  • the ink jet recording apparatus may include an energy-saving mode, and the printing preparation operation may be started based on switching from the energy-saving mode to a normal mode.
  • the ink jet recording apparatus may include a series process mode for processing the printing preparation operation and the another preparation operation in series, and one of a parallel process mode for processing the printing preparation operation and the another preparation operation in parallel and the series process mode can be selected.
  • FIG. 2 is a schematic cross-sectional view of an ink jet copier as an example of an image forming apparatus of the present invention.
  • a scanner part 3 is provided above a printer part 2.
  • a paper discharging part 4 is provided between the scanner part 3 and the printer part 2.
  • the scanner part 3 is provided under a contact glass 31 in a state where scanning means 32 can move. A reflection light from a manuscript irradiated by a light source is led to a CCD 33 via a mirror lens so that a manuscript image is read out.
  • a pressure plate 34 is provided on the compact glass 31 so as to be capable of opening and closing. In this example, the pressure plate 34 includes an opening and closing detection sensor 35 for detecting opening and closing of the pressure plate 34.
  • the scanner part 3 includes a manuscript sensor (not shown in FIG. 2) for determining the size of a manuscript set on the contact glass 31.
  • a paper feeding part 21 is provided at a lower part of the printer part 2 and an ink jet engine 22 is provided above the paper feeding part 21.
  • a recording paper conveyance path is formed from the paper feeding part 21 to the paper discharging part 4 as shown by a one dotted line.
  • Conveyance rollers 25 are properly provided at designated parts of the recording paper conveyance path.
  • a numerical reference 24 represents a paper feeding roller and numerical reference 26 represents paper discharge rollers.
  • a paper conveyance system using an electrostatic attraction belt 27 is applied to the ink jet engine 22, and therefore it is possible to stably move papers as compared with a conventional roller conveyance method.
  • a printing head 29 is provided in a carriage 28 and reciprocates in a main scanning direction (in a direction orthogonal to the plane of the drawing of FIG. 1) so that printing is implemented.
  • the printing head 29 has a nozzle line length of 3.23 cm (1.27 in) that is wider than conventional heads.
  • a four head structure where one head is used for each of colors yellow (Y) ink, magenta (M) ink, cyan (C) ink, and black (Bk) is used.
  • the number of the heads is not limited to this and a two head structure where one head is used for two colors, or other structures may be used.
  • Ink cartridges 23 for respective colors are provided separately from the printing head 29 in the ink jet copier of this example. Ink in the cartridge 23 is supplied to the printing head 29 via supply tubes (not shown in FIG. 2). In a way where the ink cartridges for respective colors are provided separately from the printing head, a mass volume type ink cartridge corresponding to an increase of ink consumption based on high speeding printing can be used. Hence, this way is proper for business use.
  • a cover 41 for jam processing is provided on a side surface of the printer part 2 in a state where the cover 41 can be opened and closed.
  • the printer part 2 also has a cover opening and closing detection sensor 42 for detecting opening and closing the cover 41.
  • a manual tray 43 is situated above the cover 41 for jam processing.
  • a paper set sensor 44 is provided at the manual tray 43 so as to detect the setting of recording papers in place. The recording papers set in the manual tray 43 are fed by the paper feeding roller 45.
  • FIG. 3 is a plan view showing an operations panel of the ink jet copier shown in FIG. 2.
  • various input keys such as a ten key 52, a start key (enter key) 53, a clear/stop key 54, a program key 55, a reset/preheating key 56, an intruding key 57, and function switching keys 58, in addition to a large size touch panel 51, are arranged in the operations panel 50.
  • the image forming apparatus of this embodiment is a copier having a copying function and also functions as a printer or facsimile. The function is switched by pushing one of the function switching keys 58.
  • a human body sensing sensor 59 is provided at a front surface in the substantially center part of the operations panel 50.
  • the human body sensing sensor 59 is an infrared sensor in this example.
  • a mode of this ink jet copier is changed to or from an energy-saving mode by detecting a human (operator) by the human body sensing sensor 59.
  • FIG. 4 is a block diagram showing a structure of a control system of the ink jet copier shown in FIG. 2.
  • an ink residue detection part 61, a head cleaning part 62, a manuscript reading part 63, a printing part 64, and others are controlled by a control part 60.
  • the ink residue detection part 61 detects ink residue inside of the ink cartridges 23 (See FIG. 2) of the respective colors and includes an ink residue sensor having an optional structure such as a photo sensor.
  • the head cleaning part 62 cleans the printing head 29 of the ink jet engine.
  • the printing head 29 includes a cam or motor for moving a cap covering the head 29 at the time of cleaning.
  • the printing head 29 includes an absorbing pump for absorbing the ink, and a wiper for wiping the head 20 at the time of completion of the cleaning.
  • the manuscript reading part 63 corresponds to the scanner part 3 shown in FIG. 2.
  • the manuscript reading part 63 includes a manuscript sensor, a recording paper sensor, and the like.
  • the printing part 64 corresponds to the ink jet engine 22 shown in FIG. 2.
  • the printing part 64 includes a carriage motor for moving the carriage 28 in a main scanning direction, a motor for driving the electrostatic attraction belt 27 for moving the recording paper in a sub-scanning direction, a motor for other conveyance rollers, and the like.
  • the control part 60 includes clock means 65.
  • the clock means 65 are provided separately from clock generation means necessary for the operation of a CPU so as to signal date and time. By using this clock means 65, it is possible to implement a cleaning operation of the printing head when a designated time has passed or at a set date and time.
  • the ink jet copier 1 having the above-discussed structure processes a printing preparation operation peculiar to an ink jet type at a starting time of image forming (copying or printing) and another preparation operation.
  • the copying operation of this embodiment is discussed with reference to the flow chart shown in FIG. 5.
  • setting of the manuscript in place is detected by detecting that the pressure plate 34 is closed (the state of the pressure plate 34 is changed from an opening state to a closing state) via the opening and closing detection sensor 35.
  • the setting of the manuscript in place may be detected by other structures or methods.
  • a sensor may be provided on a manuscript stand so as to detect the setting of the manuscript in place.
  • setting of the manuscript size and setting of the recording paper size may be input by the operations panel 50 operated by an operator or may be automatically set by the manuscript sensor (automatic paper selection).
  • the setting of the number of copies of papers is implemented by input via the ten key 52 of the operations panel 50. Since “1" is originally set, "1" is automatically set as the number of the copies of papers if no input via the ten key 52 is implemented or setting of the number of the copies of papers at the previous time does not remain.
  • the ejection of the ink by idling (S10) may be processed in parallel with another preparation operation shown in the step S5 through S7
  • the ejection of the ink by idling (S10) and the reading operations of the manuscript (S9) are processed in parallel in this embodiment so that the ejection of the ink by idling can be done just before the printing process.
  • a pattern of the ejection of the ink by idling such as a time for implementing the ejection or whether the ejection should be implemented, can be automatically selected based on a passing time after the previous printing or whether the head cleaning is done.
  • the detection of the amount of the ink residue (S25), the supplying of the ink (S26), and the head cleaning (S27) are implemented after the operator pushes the start button (S24), the waiting time after the start button is pushed is long.
  • a process for reducing the waiting time at the time of copying by starting the printing preparation operations based on the detection of the manuscript setting is discussed above with reference to FIG. 5.
  • the printing preparation operations may be started based on detection other than the detection of the manuscript setting.
  • the waiting time at the time of copying can be reduced by starting the printing preparation operations based on that the above-mentioned human body sensing sensor 59 detects (See FIG. 3) the operator.
  • “detection by the human body sensing sensor 59 of the operator” corresponds to the "S1" in FIG. 5 and the remaining steps are done in the same way as the process shown in FIG. 5.
  • the waiting time at the time of copying can be reduced by starting the printing preparation operations based on the determination that the jam clearance process is completed when the cover 41 (See FIG. 2) is closed (when the state of the cover 41 is changed from an opening state to a closing state).
  • "detection by the closing of the cover 41" corresponds to the "S1" in FIG. 5 and the remaining steps are done in the same way as the process shown in FIG. 5.
  • the waiting time at the time of copying can be reduced by starting the printing preparation operations based on the detection by the paper setting sensor 44 that the manuscript is set in the manual tray 43 shown in FIG. 2.
  • "detection of the manuscript by the paper setting sensor 44" corresponds to the "S1" in FIG. 5 and the remaining steps are done in the same way as the process shown in FIG. 5.
  • the printing preparation operations may be started by the detection that the tray is opened by a sensor for detecting the opening and closing state of the tray 43.
  • detection by the sensor for detecting the opening and closing state of the tray 43 corresponds to the "S1" in FIG. 5 and the remaining steps are done in the same way as the process shown in FIG. 5.
  • the ink jet copier 1 of this embodiment has an energy-saving mode whereby the electric power consumption in a case where the copier 1 is not used for a designated time can be reduced.
  • the printing preparation operations may be started by the detection that the energy-saving mode is switched to a normal mode.
  • "detection that the energy-saving mode is switched to the normal mode” corresponds to the "S1" in FIG. 5 and the remaining steps are done in the same way as the process shown in FIG. 5.
  • the image forming apparatus of this embodiment is a multi-purse apparatus having not only a copying function but also a function as a printer or facsimile. Therefore, in a case where the apparatus is used as not only a copier but also as a printer or a facsimile, it is possible to reduce the waiting time by processing the printing preparation operations at the starting time of printing and another preparation operations in parallel.
  • the printing preparation operations such as the detection of the amount of ink residue in the ink cartridge 23, a supplying of the ink from the ink cartridge 23 to the printing head 29, head cleaning of the printing head 29, and ejection of the ink by idling are started based on a receipt of fax, so that the process for receiving the fax and the printing preparation operations are processed in parallel. Therefore, the waiting time for completion of outputting can be reduced.
  • the printing preparation operation starts after the fax is completed being received, and therefore the waiting time for the completion of outputting is long.
  • the printing preparation operation based on the receipt of the fax may not be implemented for a designated setting time period. This is because quick outputting may not be required for the receipt of the fax at night.
  • a setting time for processing the process for receiving the fax and the printing preparation operation in parallel can be known by the clock means 65 of the control part 60 as discussed with reference to FIG. 4.
  • the printing preparation operation and another preparation operations can be processed in parallel.
  • the received print data are read in a memory, the data in the memory are analyzed, and a dot pattern is generated (image is made), while the printing preparation operation is processed in parallel.
  • the printing preparation operation may be implemented in parallel with a conveyance operation of the recording paper.
  • a single step of the paper feeding tray is provided.
  • the printing preparation operation may be implemented in parallel while a recording paper after one side of the paper is printed is conveyed through the paper turning over part.
  • the waiting time for completion of outputting may be reduced by processing a spool of the print data and the printing preparation operation in parallel.
  • an operation wherein the printing preparation operations and the another preparation operations are processed in parallel based on the detection by the human body sensing sensor 59 of the operator, the detection of the closing of the cover 41, detection of the manuscript being place by the paper setting sensor 44, the detection by the sensor for detecting the opening and closing state of the tray 43, or the detection that the energy-saving mode is switched to the normal mode, as discussed above in the description of the copying function, can be implemented for the facsimile function or the printer function.
  • a parallel process of the printing preparation operations and other preparation operations for reducing the waiting time for the completion of outputting may not be necessary.
  • a parallel process mode for implementing the above-mentioned printing preparation operations and other preparation operations in parallel and a series process mode for implementing the above-mentioned printing preparation operations and other preparation operations in series are provided and can be optionally selected.
  • a mode selection button for selecting the parallel process mode or the series process mode may be provided on the operations panel shown in FIG. 3.
  • the parallel process mode it is possible to reduce the waiting time until the completion of outputting as described above.
  • the series process mode since the parallel process is not implemented, it is possible to reduce the workload on the control part or the consumption of ink.
  • the number of colors of the ink in the ink jet type is not limited to four but may be optional.
  • the number of the printing heads may be optional.
  • a recording paper conveyance type at the ink jet engine part not only the electrostatic attraction belt type but also any type such as a conventional roller type can be applied.
  • the number of steps of the paper feeding trays or cassettes in the paper feeding part may be optional.
  • a structure or position to be provided of the cover for jam processing or the manual tray, a structure of the scanner part, and existence of the ADF, may be optional.
  • the present invention can be applied to a printer not having a scanner part as the image forming apparatus.

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  • Accessory Devices And Overall Control Thereof (AREA)
EP20050252683 2004-04-28 2005-04-28 Tintenstrahlaufzeichnungsvorrichtung, Steuerungsverfahren für Computerprogramm und computerlesbares Speichermedium Not-in-force EP1591262B1 (de)

Applications Claiming Priority (2)

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JP2004133193 2004-04-28
JP2004133193A JP2005313440A (ja) 2004-04-28 2004-04-28 インクジェット記録装置及びその制御方法

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EP1591262A2 true EP1591262A2 (de) 2005-11-02
EP1591262A3 EP1591262A3 (de) 2007-07-11
EP1591262B1 EP1591262B1 (de) 2009-07-22

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8287086B2 (en) 2006-10-24 2012-10-16 Brother Kogyo Kabushiki Kaisha Image recording apparatus and method for restoring recording head for image recording apparatus
US9770929B2 (en) 2015-01-29 2017-09-26 Brother Kogyo Kabushiki Kaisha Image forming apparatus and method for performing preparation operations prior to image data receipt
US10044892B2 (en) 2015-01-28 2018-08-07 Brother Kogyo Kabushiki Kaisha Image forming apparatus and method for performing preparation operation prior to acceptance of job executing instruction
US10137711B2 (en) 2015-09-30 2018-11-27 Brother Kogyo Kabushiki Kaisha Image forming system including plurality of sheet feeders and method therefor having switching control features
US11796952B2 (en) 2019-04-30 2023-10-24 Hewlett-Packard Development Company, L.P. Automatic document feeder with automated media tray extender
US11825048B2 (en) 2019-08-02 2023-11-21 Hewlett-Packard Development Company, L.P. Rotatable media ramp for automatic document feeder
US11827480B2 (en) 2019-07-31 2023-11-28 Hewlett-Packard Development Company, L.P. Automatic document feeder with automated media tray

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JP2008105210A (ja) * 2006-10-24 2008-05-08 Brother Ind Ltd 画像記録装置
JP2008105211A (ja) * 2006-10-24 2008-05-08 Brother Ind Ltd 記録装置
JP2008110523A (ja) * 2006-10-30 2008-05-15 Brother Ind Ltd 画像記録装置
JP2009184160A (ja) * 2008-02-04 2009-08-20 Ricoh Co Ltd 画像形成装置
JP5223690B2 (ja) * 2009-01-19 2013-06-26 セイコーエプソン株式会社 メディア処理装置、その制御方法及びプログラム
US8876269B2 (en) * 2009-08-31 2014-11-04 Roland Dg Corporation Inkjet recording device, computer program for controlling the same, and method of using the same
JP5791410B2 (ja) * 2010-08-20 2015-10-07 株式会社セイコーアイ・インフォテック 記録装置
JP6497958B2 (ja) * 2015-02-13 2019-04-10 キヤノン株式会社 画像形成装置、印刷処理の実行方法およびプログラム
JP6660125B2 (ja) * 2015-09-04 2020-03-04 キヤノン株式会社 画像形成装置及びその制御方法、プログラム、記憶媒体
JP6991459B2 (ja) * 2017-10-20 2022-01-12 セイコーエプソン株式会社 記録装置

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US5946008A (en) * 1995-12-19 1999-08-31 Seiko Epson Corporation Ink-jet printer for improving the freedom of movement of the carriage during a cleaning operation
JP4192656B2 (ja) * 2003-04-07 2008-12-10 ブラザー工業株式会社 インクジェット記録装置

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JPH11268275A (ja) 1998-03-19 1999-10-05 Matsushita Electric Ind Co Ltd ライン型静電式インクジェットヘッドおよびその製造方法

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8287086B2 (en) 2006-10-24 2012-10-16 Brother Kogyo Kabushiki Kaisha Image recording apparatus and method for restoring recording head for image recording apparatus
US10044892B2 (en) 2015-01-28 2018-08-07 Brother Kogyo Kabushiki Kaisha Image forming apparatus and method for performing preparation operation prior to acceptance of job executing instruction
US9770929B2 (en) 2015-01-29 2017-09-26 Brother Kogyo Kabushiki Kaisha Image forming apparatus and method for performing preparation operations prior to image data receipt
US10377159B2 (en) 2015-01-29 2019-08-13 Brother Kogyo Kabushiki Kaisha Image forming apparatus and method for performing preparation operations prior to image data receipt
US10137711B2 (en) 2015-09-30 2018-11-27 Brother Kogyo Kabushiki Kaisha Image forming system including plurality of sheet feeders and method therefor having switching control features
US10723154B2 (en) 2015-09-30 2020-07-28 Brother Kogyo Kabushiki Kaisha Image forming system including plurality of sheet feeders and method therefor having switching control features
US11796952B2 (en) 2019-04-30 2023-10-24 Hewlett-Packard Development Company, L.P. Automatic document feeder with automated media tray extender
US11827480B2 (en) 2019-07-31 2023-11-28 Hewlett-Packard Development Company, L.P. Automatic document feeder with automated media tray
US11825048B2 (en) 2019-08-02 2023-11-21 Hewlett-Packard Development Company, L.P. Rotatable media ramp for automatic document feeder

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JP2005313440A (ja) 2005-11-10
DE602005015507D1 (de) 2009-09-03
EP1591262A3 (de) 2007-07-11
EP1591262B1 (de) 2009-07-22

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