WO2004014656A1 - 記録装置、記録方法、プログラム、およびコンピュータシステム - Google Patents
記録装置、記録方法、プログラム、およびコンピュータシステム Download PDFInfo
- Publication number
- WO2004014656A1 WO2004014656A1 PCT/JP2003/009945 JP0309945W WO2004014656A1 WO 2004014656 A1 WO2004014656 A1 WO 2004014656A1 JP 0309945 W JP0309945 W JP 0309945W WO 2004014656 A1 WO2004014656 A1 WO 2004014656A1
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- WO
- WIPO (PCT)
- Prior art keywords
- recording medium
- recording
- width
- detecting
- information
- Prior art date
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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
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/0025—Handling copy materials differing in width
- B41J11/003—Paper-size detection, i.e. automatic detection of the length and/or width of copy material
Definitions
- the present invention relates to a recording device, a recording method, a program, and a converter system.
- an ink jet printer that performs recording by discharging a liquid intermittently is known.
- the recording medium is conveyed in the direction toward the recording head and positioned, and the recording head is moved in a direction intersecting with the recording medium transport direction.
- the process of discharging the liquid and the process are alternately repeated to record an image.
- the recording information when recording information is recorded on a recording medium, if the width of the recording medium is shorter than the width of the recording information in a direction intersecting the transport direction of the recording medium, the recording information may not be recorded. That is, the liquid corresponding to the information in the portion exceeding the width of the recording medium is ejected to the recording apparatus itself, thereby contaminating the recording apparatus itself, and the recording medium may be wasted. is there.
- the recording device has a transport means for transporting the recording medium, a setting means for setting the size of the recording medium, and a recording head for discharging the liquid to record the recording information.
- a transport means for transporting the recording medium
- a setting means for setting the size of the recording medium
- a recording head for discharging the liquid to record the recording information.
- the recording medium attached to the recording device is shorter than the set width of the recording medium, the recording medium The liquid corresponding to the recording information in the portion exceeding the width of the recording medium is ejected to the recording apparatus itself, thereby contaminating the recording apparatus itself and possibly wasting the recording medium.
- the recording medium mounted on the recording device is longer than the set width of the recording medium, the recording medium has an uneven margin different from the other sides of the recording medium. This may cause the recording medium to be wasted, for example, when recording marginless recording information on the recording medium.
- the detecting means uniformly detects the width of the recording medium.
- low-resolution information for example, text characters
- an inexpensive recording medium for example, plain paper
- the present invention has been made in view of the above problems, and has as its object to realize a recording device, a recording method, a program, and a computer system that can effectively use a recording medium without soiling the recording device itself. With the goal. It is another object of the present invention to realize a recording device, a recording method, a program, and a computer system capable of efficiently recording recorded information on a recording medium. Disclosure of the invention
- the main invention for solving the above-mentioned problem is a conveying means for conveying a recording medium, and a movable means capable of moving in a direction intersecting with the conveying direction of the recording medium and intersecting with the conveying direction of the recording medium.
- the recording information detected by the detection unit is included in the recording information.
- Another main invention for solving the above-mentioned problem is a conveying means for conveying a recording medium, a direction movable in a direction intersecting with the conveying direction of the recording medium, and a direction intersecting with the conveying direction of the recording medium.
- Detecting means for detecting the width of the recording medium setting means for setting the size of the recording medium, and a recording head for recording recording information by discharging liquid.
- the recording apparatus provided with, when the width of the recording medium detected by the detection means is different from the width of the size of the recording medium set by the setting means, the notification is performed. Recording device.
- a conveying means for conveying a recording medium for conveying a recording medium, and a direction movable in a direction intersecting with the conveying direction of the recording medium and intersecting with the conveying direction of the recording medium.
- a recording head for detecting the width of the recording medium in claim 2 and a recording head for recording recording information by discharging a liquid, wherein the detecting means comprises:
- the recording apparatus is characterized in that the operation for detecting the width of the image can be set on / off.
- FIG. 1 is a block diagram showing a configuration example of a computer system having the recording device of the present invention.
- FIG. 2 is a schematic perspective view showing an example of a main configuration of the color inkjet printer 20 shown in FIG.
- FIG. 3 is a schematic diagram for explaining an example of the reflection type optical sensor 29 provided in the carriage 28.
- Figure 4 shows the carriage of the color inkjet printer 20.
- FIG. 28 is a diagram illustrating an example of a configuration around 28.
- FIG. 5 is an explanatory diagram of the renewable encoder 11.
- FIG. 6 is a timing chart showing waveforms of two types of output signals of the linear encoder 11.
- FIG. 7 is a block diagram showing an example of an electrical configuration of the color ink jet printer 20.
- FIG. 8 is a diagram for explaining the arrangement of the nozzles on the lower surface of the print head 36.
- FIG. 9 is a flowchart for explaining the printing method of the first embodiment.
- FIG. 10 is a schematic diagram for explaining the positional relationship among the print head 36, the reflective optical sensor 29, and the printing paper P when printing is performed using the printing method of the first embodiment. .
- FIG. 11 is a diagram illustrating an example of a print image obtained by executing the printing method according to the first embodiment.
- FIG. 12 is a flowchart for explaining the printing method according to the second embodiment.
- Fig. 13 shows the positional relationship between the print head 36, the reflective optical sensor 29, and the printing paper P when printing is performed using the printing method of the second embodiment. It is a schematic diagram for demonstrating.
- FIG. 14 is an example of a display screen in the case where the operation for detecting the width of the printing paper P by the reflection type optical sensor 29 is set on / off.
- FIG. 15 shows table data indicating on / off setting information on the display screen of FIG.
- FIG. 16 is a flowchart for explaining the printing method of the third embodiment.
- FIG. 17 is a schematic diagram for explaining the positional relationship among the print head 36, the reflective optical sensor 29, and the printing paper P when printing is performed using the printing method of the third embodiment. .
- a recording apparatus comprising: a detection means; and a recording head for recording recording information by discharging a liquid
- the width of the recording medium detected by the detecting means is set in a conveying direction of the recording medium.
- the recording information corresponding to the width of the recording medium detected by the detection unit is smaller than the width of the recording information.
- the recording apparatus in a state where the width of the recording medium is shorter than the width where the recording information is to be recorded, the recording information corresponding to the width of the recording medium equal to or less than the width of the recording medium is recorded on the recording medium. Since the recording is performed by using the recording device, it is possible to prevent the recording device itself from being soiled and the recording medium from being wasted.
- the width of the recording medium detected by the detection unit is shorter than the width in which the recording information is to be recorded in a direction intersecting the transport direction of the recording medium.
- recording information corresponding to the width of the recording medium detected by the detection unit may be recorded on the recording medium by the recording head.
- the recording apparatus since the recording information is recorded over the entire width of the recording medium, the recording apparatus itself is contaminated due to the ejection of the liquid, or the recording contents are not recorded on the recording medium. Determine the mounting mistake of In a simple way, it is possible to prevent the recording medium from being wasted.
- the recording apparatus when a width of the recording medium detected by the detection unit is shorter than a width in which the recording information is to be recorded in a direction intersecting a transport direction of the recording medium, Of the record information, record information corresponding to the width excluding the edge width from the width of the recording medium detected by the detection means is recorded on the recording medium by the recording head. Is also good. .
- the recording apparatus since the recording information is recorded with a border on the recording medium, the recording apparatus itself is stained due to the ejection of the liquid, or the mounting error of the recording medium is determined based on the recorded contents on the recording medium. A simple method of discrimination can effectively prevent the recording medium from being wasted.
- the detection unit detects the presence or absence of the recording medium by moving in a direction intersecting with the transport direction of the recording medium, and detects the width of the recording medium from the presence or absence of the recording medium. You may do so.
- the recording apparatus itself is contaminated or the recording medium is wasted by using a detection unit that detects the width of the recording medium based on the presence or absence of the recording medium in a direction intersecting with the recording medium conveyance direction. Can be prevented.
- the detection means may be provided on a moving member for moving in a direction intersecting with a conveying direction of the recording medium, together with the recording head. Good.
- the recording apparatus itself is contaminated by using a detection unit provided with the recording head on a moving member for moving in a direction intersecting with the transport direction of the recording medium, It is possible to prevent the recording medium from being wasted.
- the detection unit includes: a light emitting member for emitting light; and a light receiving member for receiving light emitted by the light emitting member. recoding media May be detected.
- the recording device itself is contaminated or the recording medium is cleaned by using a detection unit having a light emitting member for emitting light and a light receiving member for receiving light emitted by the light emitting member. It can be prevented from being wasted.
- a transport unit for transporting the recording medium, and detecting a width of the recording medium in a direction intersecting with the transport direction of the recording medium and intersecting with the transport direction of the recording medium.
- a recording head for ejecting liquid and recording recording information, wherein the width of the recording medium detected by the detecting means is equal to or smaller than the width of the recording medium.
- the recording information corresponding to the width of the recording medium detected by the detection unit is smaller than the width of the recording information.
- Information is recorded on the recording medium by the recording head, and the width information S of the recording medium detected by the detection means and the recording information in a direction intersecting with the conveyance direction of the recording medium are recorded.
- Recording information corresponding to the width excluding the edge width from the recording medium is recorded on the recording medium by the recording head, and the detecting means moves in a direction intersecting the transport direction of the recording medium and Detecting the presence / absence of the recording medium, detecting the width of the recording medium from the presence / absence of the recording medium, and the detecting means includes a moving member for moving the recording medium in a direction intersecting the conveying direction of the recording medium.
- a light emitting member for emitting light
- a light receiving member for receiving light emitted by the light emitting member, based on an output value of the light receiving member.
- a transport mechanism for transporting the recording medium a transport mechanism for transporting the recording medium in a direction intersecting the transport direction of the recording medium, and detecting a width of the recording medium in a direction intersecting the transport direction of the recording medium.
- a recording head for recording recording information by discharging a liquid wherein the width of the recording medium detected by the sensor is equal to the width of the recording medium.
- the recording method it is possible to prevent the recording apparatus itself from being soiled and the recording medium from being usedlessly.
- a transport unit for transporting the recording medium, and detecting a width of the recording medium in a direction intersecting with the transport direction of the recording medium and intersecting with the transport direction of the recording medium.
- a recording head for ejecting liquid and recording recording information, wherein the width of the recording medium detected by the detecting unit is the width of the recording medium.
- the recording information is shorter than the width in which the recording information is to be recorded in the direction intersecting with the transport direction, recording of an amount corresponding to the width of the recording medium detected by the detection unit that is equal to or smaller than the width of the recording information.
- a program for realizing a function of recording information on the recording medium by the recording head.
- a computer-readable recording medium on which such a program is recorded can be realized.
- Transport means for transporting the recording medium, wherein the transport means is movable in a direction intersecting the transport direction of the recording medium and detects a width of the recording medium in a direction intersecting the transport direction of the recording medium.
- Inspection A recording device comprising: a recording head for recording recording information by discharging a liquid; and a computer main body connected to the recording device.
- the detecting means includes: A computer system characterized by recording information corresponding to the width of the detected recording medium equal to or less than the detected width on the recording medium by the recording head can also be realized.
- Conveying means for conveying the recording medium, and a detecting means for detecting a width of the recording medium in a direction intersecting with the conveying direction of the recording medium and being movable in a direction intersecting with the conveying direction of the recording medium.
- a recording device comprising: a detection means; a setting means for setting a size of a recording medium; and a recording head for discharging liquid to record recording information.
- the recording apparatus is characterized in that when the width of the set recording medium is different from the width of the size of the recording medium set by the setting means, the notification is performed.
- the recording apparatus when the width of the recording medium detected by the detecting unit is different from the width of the recording medium set by the setting unit, a notification is performed to notify the user. Therefore, it is possible to prevent the recording device itself from being soiled and the recording medium from being wasted.
- the notification may be performed using audio information.
- the notification is made by using the audio information, so that it is possible to effectively prevent the recording device itself from being soiled and the recording medium from being wasted.
- the notification may be performed using the display information.
- the notification is made using the display information, so that it is possible to effectively prevent the recording device itself from being soiled and the recording medium from being wasted.
- the recording apparatus when the width of the recording medium detected by the detection unit is different from the width of the recording medium set by the setting unit, recording of the recording information on the recording medium is performed. May be stopped.
- the recording of the recording information on the recording medium is stopped, so that it is possible to effectively prevent the recording device itself from being soiled and the recording medium from being wasted.
- At least a width of the recording medium set by the setting unit has a predetermined error, and the width of the recording medium detected by the detecting unit is equal to the setting value.
- the width of the size of the recording medium set by the means differs from the error by more than the error, the information may be issued.
- the width of the recording medium to be set is given an error. Therefore, even if the recording medium mounted on the recording apparatus has a variation in a manufacturing process or the like, these errors may occur.
- the recording media By judging the recording media to have the same size, it is possible to effectively prevent the recording device itself from being soiled and the recording medium from being wasted.
- the detecting unit may move in a direction intersecting with a conveying direction of the recording medium and detect a width of the recording medium based on the presence or absence of the recording medium.
- the recording apparatus itself is contaminated or the recording medium is wasted by using a detection unit that detects the width of the recording medium based on the presence or absence of the recording medium in a direction intersecting the transport direction of the recording medium. Can be prevented.
- the detecting means may include a moving member for moving in a direction intersecting a conveying direction of the recording medium. It may be provided with the recording head.
- the recording device itself is soiled or detected by using a detection unit provided with the recording head on a moving member for moving in a direction intersecting with the transport direction of the recording medium.
- the medium can be prevented from being wasted.
- the detection unit includes: a light emitting member for emitting light; and a light receiving member for receiving light emitted by the light emitting member. The presence or absence of a recording medium may be detected.
- the recording device itself is contaminated or the recording medium is cleaned by using a detection unit having a light emitting member for emitting light and a light receiving member for receiving light emitted by the light emitting member. It can be prevented from wasting.
- a notification is performed using audio information or display information, and the recording medium detected by the detecting unit is used.
- the width of the recording medium is different from the width of the recording medium set by the setting unit, the recording of the recording information on the recording medium is stopped, and the size of the recording medium set by the setting unit is set.
- Width of the nose A notification having a predetermined error, and when the width of the recording medium detected by the detecting means is different from the width of the size of the recording medium set by the setting means by the error or more,
- the detecting means moves in a direction intersecting with the conveying direction of the recording medium, detects the width of the recording medium from the presence or absence of the recording medium, and detects the width of the recording medium.
- the detecting means includes: a light emitting member for emitting light; A light receiving member for receiving emitted light; and detecting presence or absence of the recording medium based on an output value of the light receiving member.
- a transport mechanism for transporting the recording medium a transport mechanism for transporting the recording medium in a direction intersecting the transport direction of the recording medium, and detecting a width of the recording medium in a direction intersecting the transport direction of the recording medium.
- a setting unit for setting the size of the recording medium, and a recording head for recording the recording information by discharging a liquid.
- the recording method it is possible to prevent the recording apparatus itself from being soiled and the recording medium from being wasted.
- a computer-readable recording medium on which such a program is recorded can be realized.
- Transport means for transporting the recording medium; transport of the recording medium; Detecting means for detecting the width of the recording medium in a direction intersecting with the conveying direction of the recording medium and being movable in a direction intersecting with the feeding direction, and setting means for setting the size of the recording medium;
- a recording device comprising: a recording head for discharging liquid to record recording information; and a computer main body connected to the recording device.
- Conveying means for conveying the recording medium; and a moving means for detecting a width of the recording medium in a direction intersecting with the conveying direction of the recording medium and intersecting with the conveying direction of the recording medium.
- a recording apparatus comprising: a detection means; and a recording head for recording recording information by discharging liquid, an on / off operation of the detecting means for detecting a width of the recording medium can be set.
- a recording device characterized by the following.
- the detection unit can set ON / OFF of the operation for detecting the width of the recording medium, it is possible to efficiently record the recording information on the recording medium.
- the on / off operation of the detecting means for detecting the width of the recording medium may be set on a display screen.
- the recording apparatus since the detection means sets on / off of the operation for detecting the width of the recording medium on the display screen, the set contents can be confirmed with certainty, and the recording information is recorded on the recording medium. Can be recorded efficiently.
- the on / off operation of the detecting means for detecting the width of the recording medium is initially set to one of on / off depending on the type of the recording medium. hand Oh good.
- the recording apparatus since the on / off operation for detecting the width of the recording medium by the detecting means is initially set to one of them according to the type of the recording medium, the user does not need to perform an initial setting operation. As a result, the recording information can be efficiently recorded on the recording medium.
- the on / off operation of the detecting means for detecting the width of the recording medium is initially set to one of on and off in accordance with a resolution at which recording information is to be recorded on the recording medium. Even if it is specified.
- the on / off operation for detecting the width of the recording medium by the detecting means is initially set to one of the two depending on the resolution at which the recording information is to be recorded on the recording medium. This eliminates the need for the initial setting operation, and allows the recording information to be efficiently recorded on the recording medium.
- the recording apparatus further comprises setting means for setting the size of the recording medium, and the width of the recording medium detected by the detecting means is equal to the size of the recording medium set by the setting means. A notification may be given when the width is different.
- the recording apparatus when the width of the recording medium detected by the detecting unit is different from the width of the recording medium set by the setting unit, the user is notified of the difference in the size of the recording medium. Notification is performed, so that the recording information can be efficiently recorded on a recording medium having an appropriate size.
- the detecting unit may detect a width of the recording medium before the recording head starts recording recording information on a recording medium.
- the recording apparatus since the width of the recording medium is detected before the recording head starts recording the recording information on the recording medium, the recording medium is wasted. To prevent Recording information can be efficiently recorded on a recording medium.
- the detecting unit may move in a direction intersecting with a conveying direction of the recording medium and detect a width of the recording medium based on the presence or absence of the recording medium.
- the recording apparatus it is possible to efficiently record the recording information on the recording medium by using the detecting unit that detects the width of the recording medium based on the presence or absence of the recording medium in a direction intersecting the transport direction of the recording medium. It is possible.
- the detection means may be provided on a moving member for moving in a direction intersecting with a conveying direction of the recording medium, together with the recording head.
- the recording apparatus using a detection means provided with the recording head on a moving member for moving the recording medium in a direction intersecting the transport direction of the recording medium, the recording information is recorded on the recording medium. It is possible to record efficiently.
- the detecting means has a light emitting member for emitting light, and a light receiving member for receiving light emitted by the light emitting member, and based on an output value of the light receiving member. The presence or absence of the recording medium may be detected.
- recording information is efficiently recorded on a recording medium by using a detection unit having a light emitting member for emitting light and a light receiving member for receiving light emitted by the light emitting member. It can be recorded.
- the on / off operation of the detecting means for detecting the width of the recording medium is either on or off in accordance with the type of the recording medium or the resolution at which recording information is to be recorded on the recording medium.
- Setting means for setting the size of the recording medium wherein the width of the recording medium detected by the detecting means is set to the size of the recording medium set by the setting means. If the width is different from the width of the recording medium, the notification is performed, and the detecting means moves in a direction intersecting the transport direction of the recording medium before the recording head starts recording the recording information on the recording medium.
- the detecting means includes a moving member for moving the recording medium in a direction intersecting the transport direction of the recording medium, and the recording head.
- the detection means comprises: It has a light emitting member for emitting light, and a light receiving member for receiving light emitted by the light emitting member, and detects the presence or absence of the recording medium based on an output value of the light receiving member. Is also feasible.
- a transport mechanism for transporting the recording medium a transport mechanism for transporting the recording medium in a direction intersecting the transport direction of the recording medium, and detecting a width of the recording medium in a direction intersecting the transport direction of the recording medium.
- a recording head for recording recording information by discharging a liquid comprising: a sensor for detecting a width of the recording medium by the sensor. Is a recording method characterized by being configurable.
- the detection unit can set ON / OFF of the operation for detecting the width of the recording medium, it is possible to efficiently record the recording information on the recording medium.
- a program for realizing a function of setting on / off of an operation for detecting the width of the recording medium by the detecting means in a recording device comprising:
- control is performed so that the detection unit can set ON / OFF of an operation for detecting the width of the recording medium, so that recording information can be efficiently recorded on the recording medium. It becomes.
- a computer-readable recording medium on which such a program is recorded can be realized.
- Transport means for transporting the recording medium, wherein the transport means is movable in a direction intersecting the transport direction of the recording medium and detects a width of the recording medium in a direction intersecting the transport direction of the recording medium.
- a recording device comprising: a recording head for discharging liquid to record recording information; and a computer main body connected to the recording device. On / off of an operation for detecting the width of the recording medium by the means can be set, so that a computer system can be realized.
- FIG. 1 is a block diagram showing a configuration example of a computer system having the recording device of the present invention.
- a color ink jet printer 20 a computer 90, a display device (CRT 21, a liquid crystal display (not shown), etc.), and an input device (keyboard, mouse, etc., not shown)
- a drive system (flexible drive, CD-ROM drive, etc., not shown) constitutes a computer system.
- a recording device is composed of the color inkjet printer 20 and the printer driver 96 inside the computer 90.
- the printer printer 96 is loaded into the color ink jet printer 20 and A recording device may be configured.
- the color ink jet printer 20 may be used as a recording device.
- the computer 90 includes a video driver 91 for driving the display of the CRT 21, a printer driver 96 for printing and driving the color inkjet printer 20, and these video drivers 9. 1 and an application program 95 for driving and controlling the printer driver 96.
- the video driver 91 appropriately processes image data to be processed and supplies the processed image data to the CRT 21.
- the CRT 21 displays an image corresponding to the image data supplied from the video driver 91.
- the printer driver 96 processes the image data to be processed as appropriate according to the print command from the application program 95, and then prints the color ink jet printer 20 as print data PD.
- the operation of the video dryer 91, printer dryer 96, and application program 95 is controlled by an operating system OS (not shown) prepared in advance inside the computer 90. It has been.
- the printer driver 96 includes a resolution conversion module 97, a color conversion module 98, a halftone module 99, a ditherable module 103, and an error memory module 104. , A gamma table 105, a rasterizer 100, a user interface display module 101, a UI print interface module 102, and a color conversion lookup table LUT. It is.
- Resolution conversion module 9 7 the image data (A c Tri Nfu on preparative character data, Lee Las Todeta etc.) designated by the user is output from the application Kesho Npuro grams 9 5, for printing on the printing paper P It is converted into color image data of the resolution.
- What The color image data converted by the resolution conversion module 97 is RGB colorimetric data composed of three primary color components of RGB.
- the color conversion look-up table LUT associates the conversion relationship between the RGB color system data output from the resolution conversion module 97 and the CMYK color system data.
- the color conversion module 98 refers to the color conversion look-up table LUT to convert the RGB color image data output from the resolution conversion module 97 into color inks for each pixel.
- the data is converted into multi-tone data of a plurality of ink colors that the printer 20 can use.
- the multi-gradation data converted by the color conversion module 98 has, for example, 256 gradation values.
- the halftone module 99 refers to a dither table 103 for performing dithering, a gamma table 105 for performing gamma correction, and stores a diffused error when performing error diffusion. For example, by using the error memory 104 to perform halftone processing on multi-tone data output from the color conversion module 98, a halftone image as pixel data is obtained. Generates data. Note that the CMYK halftone image data is binary data having a logical value ⁇ 1 ⁇ when a dot is displayed and a logical value ⁇ 0 ⁇ when a dot is not displayed, in pixel units.
- the rasterizer 100 arranges the binary halftone image data obtained from the noise tone module 999 in order of data to be supplied to the color inkjet printer 20. Then, supply it to the color ink jet printer 20 and check it.
- the print data PD is composed of raster data indicating the dot formation state when the print head moves in the main scanning direction, and transport for the print medium to sequentially move in the sub-scanning direction intersecting the main scanning direction. And data indicating the quantity.
- the user interface display module 101 has a function of displaying various windows related to printing and a function of receiving input instructions from a user in these windows.
- the UI print interface module 102 is interposed between the user interface display module 101 and the color interface printer 20 and performs a bidirectional interface. That is, when the user issues a command to the user interface display module 101, the UI pre-interface module 102 decodes the various commands obtained by decoding the user interface display module 101 commands. Performs an interface in the direction of supplying the command COM to the color ink jet printer 20. On the other hand, the UI print interface module 102 also performs an interface for supplying various commands COM from the color interface printer 20 to the user interface display module 101.
- the printer driver 96 supplies the print data PD to the color inkjet printer 20 and inputs and outputs various commands COM to and from the color inkjet printer 20. It implements the functions and
- the program for realizing the function of the printer driver 96 is a computer-readable recording medium such as a flexible disk, a CD-R ⁇ M, a magneto-optical disk, or an IC card. Codes such as cards, ROM cartridges, punch cards, barcodes, etc. are printed on various media such as internal storage devices, external storage devices, etc. Supplied to Pewter 90.
- a program for realizing the functions of the printer driver 96 is downloaded from a World Wide Web (WW) server, etc., open on the Internet to the computer 90. Is also good.
- WWW World Wide Web
- FIG. 2 is a schematic perspective view showing an example of a main configuration of the color inkjet printer 20 shown in FIG.
- the color inkjet printer 20 includes a paper staple force 22, a paper feed roller 24 driven by a step motor (not shown), a platen 26, and a carriage 2 as a moving member. 8, a carriage motor 30, a traction belt 32 for transmitting the driving force of the carriage motor 30, and a guide rail 34 for guiding the carriage 28.
- the carriage 28 includes a printing head 36 having a number of nozzles for forming a dot, and a reflection type optical sensor 29 as a light emitting member and a light receiving member described later. It has.
- the carriage 28 is pulled by a pull belt 32 to which the driving force of the carriage motor 30 is transmitted, and moves in the main scanning direction shown in FIG.
- printing paper P is
- the paper feed roller 24 as a transport means (transport mechanism) is used to feed the printing paper P from the paper stating force 22 onto the platen 26 and to print from the platen 26. It is driven when the operation for discharging the paper P is performed.
- FIG. 3 is a schematic diagram for explaining an example of the reflection type optical sensor 29 provided in the carriage 28.
- the reflection type optical sensor 29 has a light emitting member 38 such as a light emitting diode that emits light, and a light receiving member 40 such as a phototransistor that receives light emitted by the light emitting member. Although this is for detecting the width of the printing paper P in the scanning direction and the upper end of the printing paper P in the sub-scanning direction, separate reflective optical sensors for detecting both may be provided.
- the light emitting member 38 such as a light emitting diode that emits light
- a light receiving member 40 such as a phototransistor that receives light emitted by the light emitting member.
- the light emitting diode 38 is not limited to the above light emitting diode, but can constitute an element for realizing the present invention by emitting light. Any member may be used as long as it is a member.
- the light receiving member 40 is not limited to the phototransistor described above, but may be any member that can constitute an element for realizing the present invention by receiving light from the light emitting member 38. It doesn't matter what material you use.
- the incident light having directivity emitted by the light emitting member 38 is irradiated on the printing paper P when the printing paper P is present in the incident direction, while the platen 26 when the printing paper P is not present in the incident direction. Is irradiated.
- the incident light applied to the printing paper P or the platen 26 is reflected.
- the reflected light at this time is received by the light receiving member 40, and is converted into an electric signal as an output value corresponding to the magnitude of the reflected light. That is, since the magnitude of the reflected light between the printing paper P and the platen 26 is different, the printing paper P is directed in the incident direction of the reflective optical sensor 29 according to the magnitude of the electric signal obtained from the light receiving member 40. It is possible to determine whether or not there is.
- the magnitude of the electric signal obtained from the light receiving member 40 is measured by an electric signal measuring unit 66 described later.
- the reflection type optical sensor 29 has the light emitting member 38 and the light receiving member 40 integrated with each other, but is not limited to this. That is, the light-emitting member 38 and the light-receiving member may be configured as separate members to constitute the reflection-type optical sensor 29, and the reflection-type optical sensor 29 may be provided in the carriage 28.
- the electric signal corresponding to the magnitude of the reflected light obtained from the light receiving member 40 is measured, but the present invention is not limited to this. That is, means may be provided that can measure the magnitude of the reflected light received by the light receiving member 40 in a form other than an electric signal.
- the reflection type optical sensor 29 is provided at a position upstream of the carriage 28 when the printing paper P is transported in the sub-scanning direction.
- the reflection type optical sensor 29 is provided on the left side of the black nozzle # 180 of the print head 36 as viewed in FIG. Shall be.
- FIG. 4 is a diagram showing an example of a configuration around the carriage 28 in the color inkjet printer 20.
- the color inkjet printer 20 includes a paper feed motor (hereinafter referred to as a PF motor) 31 for transporting the printing paper P and a printing head 3 for discharging ink to the printing paper P. 6, a carriage 28 moving in the main scanning direction, a carriage motor (hereinafter referred to as a CR motor) 30 for driving the carriage 28, and a carriage 28.
- a paper feed motor hereinafter referred to as a PF motor
- a printing head 3 for discharging ink to the printing paper P. 6
- a carriage 28 moving in the main scanning direction a carriage motor (hereinafter referred to as a CR motor) 30 for driving the carriage 28, and a carriage 28.
- a CR motor carriage motor
- the linear encoder 11 provided in the printer, the linear scale 12 having slits formed at predetermined intervals, the plate 26 supporting the printing paper P, and the driving force of the PF motor 31 are A paper feed roller 24 for transmitting the printing paper P in the sub-scanning direction by being transmitted, a rotary encoder 13 for detecting the rotation amount of the paper feed roller 24 (see FIG. 7), and a CR motor
- FIG. 5 is an explanatory diagram of the linear encoder 11.
- the linear encoder 11 is for detecting the position of the carriage 28, and has a linear scale 12 and a detecting unit 14.
- the detection unit 14 is provided to face the linear scale 12, and is provided on the carriage 28 side.
- the detection unit 14 has a light emitting diode 11a, a collimator lens 11b, and a detection processing unit 11c.
- the detection processing unit 11c has a plurality (for example, 4) photodiode 11d, a signal processing circuit 11e, and two comparators 11fA and 11fB. Have.
- the light emitting diode 11a emits light when a voltage Vcc is applied through a resistor on the anode side, and this light is incident on the collimator lens 11b.
- the collimator lens 11b converts the light emitted from the light emitting diode 11a into parallel light and irradiates the linear scale 12 with parallel light.
- the parallel light that has passed through the slit provided on the linear scale 12 passes through a fixed slit (not shown) and is incident on each photodiode 11d.
- the photodiode 11 d converts the incident light into an electric signal.
- the electric signal output from each photodiode 11d is compared in comparators 11fA and 11fB, and the comparison result is output as a pulse. Then, the pulse ENC-A and the pulse ENC-B output from the comparators 11 fA and 11 fB are output from the linear encoder 11.
- FIG. 6 is a timing chart showing waveforms of two types of output signals of the linear encoder 11.
- FIG. 6A is a timing chart of the waveform of the output signal when the CR motor 30 is rotating forward.
- FIG. 6B is a timing chart of the waveform of the output signal when the CR motor 30 is reversed.
- the pulse ENC-A and the noise ENC-B are determined regardless of whether the CR motor 30 is rotating forward or inverting.
- the phase force is shifted by 90 degrees S.
- the pulse ENC-A is 90 degrees ahead of the pulse ENC-B.
- Pulse ENC-A is no.
- Phase is 90 degrees behind lus ENC-B.
- the position of carriage 28 is detected as follows. First, the rising edge or falling edge of the panel ENC-A or ENC-B is detected, and the number of detected edges is counted. The position of carriage 28 is calculated based on this count. The number of counts is calculated by adding “+1” when one edge is detected when the CR motor 30 rotates forward and laying, and one edge when the CR motor 30 is reversed. When “1" is detected, "1-1" is added.
- the period of the pulse ENC is equal to the slit interval of linear scale 12, if the number of counts is multiplied by the slit interval, the carrier when the count is “0” is obtained.
- the movement amount from the position of di 28 can be obtained.
- the resolution of the linear encoder 11 in this case is the slit interval of the linear scale 12.
- the position of the carriage 28 may be detected using both the pulse ENC-A and the pulse ENC-B.
- the period of each of pulse ENC-A and pulse ENC-B is equal to the slit interval of linear scale 12, and pulse ENC-A and pulse ENC-B.
- the resolution of the linear encoder 11 in this case is 1/4 of the slit interval of the linear scale 12.
- a rotating disk (not shown) that rotates according to the rotation of the paper feed roller 24 is used instead of the linear scale 12 provided on the printer body side.
- the detection unit (not shown) provided on the printer body is used instead of the detection unit 14 provided on the carriage 28. It is almost the same as the near encoder 11.
- the rotary encoder 13 detects the amount of rotation of the paper feed roller 24 and does not directly detect the amount of conveyance of the printing paper ⁇ .
- the paper feed roller 24 rotates and conveys the printing paper ⁇
- a conveyance error occurs due to slippage between the paper feed roller 24 and the printing paper ⁇ . Therefore, the rotary encoder 13 cannot directly detect the transport error of the transport amount of the printing paper ⁇ . Therefore, a table (not shown) is created in which the rotation amount of the paper feed roller 24 detected by the rotary encoder 13 and the transport error of the transport amount of the printing paper ⁇ ⁇ are associated, and this table is printed. Stored in the main unit memory.
- a corresponding transport error is referred from a table, and a correction process is performed to eliminate the transport error.
- the table is the amount of rotation of the paper feed roller 24.
- the number of transports of the print paper P and the transport error may be associated.
- a table corresponding to the type of paper may be stored in the memory. As the memory for storing the table, it is desirable to use an electrically rewritable EEPROM in consideration of the possibility of changing the table data in the future.
- FIG. 7 is a block diagram showing an example of an electrical configuration of the color inkjet printer 20.
- the memory 50 is for temporarily storing the signal supplied from the computer 90.
- the image buffer 52 is to be supplied with print data PD temporarily stored in the buffer memory 50.
- the system controller 54 is supplied with various commands COM that are temporarily stored in the buffer memory 50.
- the main memory 56 stores program data for controlling the operation of the color ink jet printer 20 regardless of the interface between the computer 90 and the knocker memory 50. Table data for reference when controlling the operation of the power jet printer 20 is stored in advance, and is connected to the system controller 54.
- the main memory 56 includes a nonvolatile memory element (a mask ROM for burning and fixing data in the manufacturing process, an EPROM for erasing data with ultraviolet rays, and an EEPROM for electrically rewriting data. Etc.) or volatile storage elements (SRAM etc. that can hold data with a backup power supply) can be applied, but it is preferable to use a nonvolatile storage element because data retention can be guaranteed.
- New The EEPROM 58 rewrites and stores information that changes each time a printing operation is performed, such as the remaining amount of ink, and is connected to the system controller 54.
- the system controller 54 includes a RAM 57 for storing work data, a main scanning drive circuit 61 for driving the CR motor 30, and a sub-scanning drive circuit for driving the PF motor 31.
- a driving circuit 62, a head driving circuit 63 for driving the printing head 36, and a light emitting member 38 and a light receiving member 40 constituting the reflection type optical sensor 29 are controlled.
- the reflection type optical sensor control circuit 65, the linear encoder 11 and the rotary encoder 13 are connected.
- the reflection-type optical sensor control circuit 65 has an electric signal measuring section 66 for measuring an electric signal corresponding to the magnitude of the reflected light obtained from the light receiving member 40.
- the system controller 54 decodes various commands COM supplied from the buffer memory 50, and outputs a control signal obtained as a decoding result to the main drive circuit 6. 1, supply to the sub-running drive circuit 62, the head drive circuit 63, etc. as appropriate.
- the head drive circuit 63 reads out each color component constituting the print data PD from the image buffer 52 according to the control signal supplied from the system controller 54, and prints according to each color component.
- the notification control circuit 67 is connected to the system controller 54 and outputs a control signal for performing various notifications.
- a control signal for performing notification may be output.
- the notification control circuit 67 is connected to the electrical signal measuring section 66 of the reflection type optical sensor control circuit 65. According to the output of the system controller 54 when the measurement result is supplied, at least one of the display and audio notification control signals can be output.
- the display panel 68 performs various displays by receiving a display notification control signal. For example, "The size of the printing paper is different. ] Can also be displayed.
- the display panel 68 is made of, for example, LCD, organic EL, or the like.
- the speaker 69 is supplied with a sound notification control signal and emits sound. Note that the speed 9 may be different from the color ink jet printer 20.
- FIG. 8 is a diagram for explaining the arrangement of the nozzles on the lower surface of the print head 36.
- a black nozzle row K On the lower surface of the printing head 36, a black nozzle row K, a yellow nozzle row Y as a color nozzle row, a magenta nozzle row M, and a cyan nozzle row C are formed.
- the black nozzle row K has 180 nozzles # 1 to # 180 (open circles).
- the 180 nozzles # 1 to # 180 (white circles) are aligned at regular intervals (nozzle pitch k ⁇ D) along the sub-scanning direction shown in FIG.
- the yellow nozzle row Y has 60 nozzles # 1 to # 60 (open triangles)
- the magenta nozzle row M has 60 nozzles # 1 to # 60 (open squares).
- the cyan nozzle row C has 60 nozzles # 1 to # 60 (white rhombus).
- the 180 nozzles # 1 to # 60 (white triangles, white squares, and white diamonds) are arranged at regular intervals (nozzle pitch kD) along the sub-scanning direction shown in Fig. 2.
- D is the minimum dot pitch in the sub-scanning direction (that is, the interval at the highest resolution of the dot formed on the printing paper P).
- the resolution power is Sl440 dpi.
- K is an integer of 1 or more.
- each nozzle is provided with a piezo element (not shown) as a driving element for driving each of the nozzles to eject an ink droplet.
- a piezo element not shown
- the printing paper P is intermittently conveyed in the sub-scanning direction by a predetermined conveyance amount, and during this intermittent conveyance, the carriage 28 moves in the main scanning direction and moves from each nozzle. Ink drops are ejected.
- FIG. 9 is a flowchart for explaining the printing method according to the first embodiment.
- FIG. 10 is a schematic diagram for explaining the positional relationship between the print head 36, the reflective optical sensor 29, and the printing paper P when printing is performed using the printing method of the first embodiment. .
- the print head 36 is viewed from the top (the surface opposite to the surface in FIG. 8), and the white circle above the print head 36 is the black nozzle. # 1 and Yellow Nozzle # 1 are shown, and the white circle on the lower side of the print head 36 indicates Black Nozzle # 180 and Cyan Nozzle # 60.
- FIG. 11 is a diagram illustrating an example of a print image obtained by executing the printing method according to the first embodiment.
- FIG. 11 (a) shows the relationship between the width W1 on which an image based on image data is to be printed and the width W2 ( ⁇ W1) of the printing paper P.
- FIG. 11 (b) shows a state in which an image having a width W2 is printed on a printing paper P without borders from an image having a width W1. You That is, the image of W 1 — W 2 is deleted.
- FIG. 11 shows the relationship between the width W1 on which an image based on image data is to be printed and the width W2 ( ⁇ W1) of the printing paper P.
- FIG. 11 (b) shows a state in which an image having a width W2 is printed on a printing paper P without borders from an image having a width W1. You That is, the image of W 1 — W 2 is deleted.
- 11C shows a state in which an image having a width W 3 ( ⁇ W 2) is printed on the printing paper P with an edge of an image having a width W 1. That is, the image of W 1 —W 3 (> W 1 -W 2) is deleted, and an edge W 2 —W 3 is added to the right end.
- the main scanning drive circuit 61 when the power is turned on, the main scanning drive circuit 61, the main scanning drive circuit 61, according to the result of decoding the program data for initialization read from the main memory 56, A control signal for initialization is supplied to the sub-scanning drive circuit 62 and the head drive circuit 63.
- the carriage 28 stops at a predetermined initial position in the main scanning direction by transmitting the driving force of the CR motor 30. That is, the print head 36 provided on the carriage 28 also stops at the same initial position (see FIG. 10 (a)).
- the application program 95 When the application program 95 receives an instruction from a user to print a predetermined image (for example, an enlarged image of an animal face), the application program 95 issues a print instruction to print the predetermined image. Output to control video driver 91 and printer driver 96. As a result, the printer driver 96 receives image data for printing a predetermined image from the application program 95, and processes the data in the form of print data PD and various commands COM. And supply it to the Color Ink Jet Printer 20.
- the color inkjet printer 20 has a main drive circuit 61, a sub-scan drive circuit 62, a head drive circuit 63, and a reflective optical sensor control circuit according to the print data PD and various commands COM. A control signal for printing a predetermined image is supplied to the path 65, and the following sequence is executed (S2).
- the system controller 54 writes the print data PD supplied from the reference memory 50 to the address A of the RAM 57.
- the print data PD includes dot information (binary data of logical value ⁇ 1 ⁇ and logical value ⁇ 0 ⁇ ) in the main scanning direction and resolution in the main scanning direction. Information (dpi) and. Therefore, the system controller 54 performs a predetermined operation on the total number of bits of the binary data in the main scanning direction and the resolution in the main scanning direction to obtain a predetermined image width to be printed.
- the width W1 is obtained, and the width W1 is written to the address B of the RAM 57 (S4).
- the method for determining the width W 1 of the predetermined image to be printed is not limited to the above method.
- information indicating the width W1 of the predetermined image is attached to the header of the print data PD, and the system controller 54 extracts the header information from the print data PD to obtain the width W1 of the predetermined image. You may do so.
- the sub-scanning drive circuit 62 drives the PF motor 31 so that the printing paper P moves in the sub-scanning direction toward the printing head 36 (upward in FIG. 10). ) Begins to be conveyed (S6).
- the system controller 54 determines whether the upper end of the printing paper P has been transported to the position of the reflective optical sensor 29. More specifically, based on the measurement result obtained from the electric signal measuring section 66 of the reflection type optical sensor control circuit 65, the upper end of the printing paper P is reflected by the system controller 54. It is determined whether the sheet has been transported to the position 9 (S8).
- the electric signal measuring section 66 included in the reflection type optical sensor control circuit 65 measures the magnitude of the electric signal obtained from the light receiving member 40 and sends the measurement result to the system controller 54. Supplying.
- the measurement result obtained from the electric signal measuring unit 66 is a high level H ") due to the magnitude of the electric signal of the light receiving member 40 when the light emitting member 38 irradiates the platen 26, and the light emitting member It is assumed that the logic inside the electric signal measurement unit 6 6 is configured so that when the light 8 irradiates the printing paper P, the level of the electric signal of the light receiving member 40 becomes low level L "). I do.
- step 6 is executed again, and the PF motor 31 is continuously driven in the sub-running drive circuit 62.
- the system controller 54 when the measurement result obtained from the electric signal measuring unit 66 changes from the high level to the low level, the upper end of the printing paper P reaches the position of the reflective optical sensor 29. It is determined that the sheet has been transported (S8: YESZ, see Fig. 10 (b)). At this time, the sub-scanning drive circuit 62 stops driving the PF motor 31 (S10).
- the system controller 54 supplies a control signal for transporting the printing paper P to the printing start position to the sub-scanning drive circuit 62 based on the print data PD.
- the PF motor 31 is driven, whereby the printing paper P is transported by the distance X from the stop position in FIG. 10 (b) to the print start position and stopped.
- the distance X is a distance set according to conditions such as a force for determining whether the upper end of the printing paper P has an edge, and what the width of the edge is when the upper end of the printing paper P has an edge. It is.
- the distance X is equal to the black nozzle # 1 and the yellow nozzle # 1 where the upper end of the printing paper P forms the printing head 36.
- the distance to the position 1 may be 1 ⁇ 9 kD, or may be less than 179 kD to ensure printing (S12 / See Figure 10 (c)).
- the system controller 54 supplies a control signal for moving the carriage 28 from the initial position to the left side of the left end of the printing paper P to the main scanning drive circuit 61.
- the main scanning drive circuit 61 drives the CR motor 30 in accordance with this control signal.
- the carriage 28 starts moving to the left from the initial position, and stops at the position where the reflective optical sensor 29 irradiates the platen 26 on the left side of the printing paper P. That is, after that, the carriage 28 shifts the main scanning direction to the right side.
- the reflective optical sensor 29 generates an electric signal for detecting the width W 2 of the printing paper P, in other words, an electric signal that causes a level change at the left end and the right end of the printing paper P. This can be supplied to the reflection type optical sensor control circuit 65 (see FIG. 10 (d)).
- the system controller 54 supplies a control signal for moving the carriage 28 from the left end to the right end of the printing paper P to the main scanning drive circuit 61.
- the main scanning drive circuit 61 drives the CR motor 30 according to this control signal.
- the carriage 28 starts to move from the left end to the right end of the printing paper P. That is, the reflection type optical sensor 29 starts the operation for detecting the width W2 of the printing paper P (see S16 / FIG. 10 (e)).
- the system controller 54 determines whether the reflection type optical sensor 29 is located at the left end of the printing paper P based on the measurement result obtained from the electric signal measurement unit 66 of the reflection type optical sensor control circuit 65. Is determined (S18).
- the reflection type optical sensor 29 changes the platen 26 to the printing paper P. Then, the reflection type optical sensor 29 is determined to be at the left end position of the printing paper P (S18: YES).
- the system controller 54 reads the count value of the linear encoder 11 at the time when the measurement result obtained from the electric signal measurement section 66 changes from high level to low level, and reads the RAM 57 Write to address C of As a result, the position of the left end of the printing paper P is determined (S20).
- the reflection type optical sensor 29 is used for the printing paper P.
- Right end position of It is determined whether or not it is (S22).
- the reflective optical sensor 29 changes the platen 26 from the printing paper P.
- the state changes to the illuminating state, and the reflection type optical sensor 29 is determined to be at the right end position of the printing paper P (S22: YES).
- the system controller 54 reads the count value of the linear encoder 11 when the measurement result obtained from the electrical signal measurement section 66 changes from low level to high level. Write to address D of RAM57. As a result, the position of the right end of the printing paper P is determined (S24).
- the system controller 54 calculates the difference between the count values of the relay type encoder 11 stored in the addresses C and D of the RAM 57, and calculates the difference and the slit interval;
- the width W 2 of the printing paper P is obtained by performing a predetermined operation in which I and are associated with each other, and the width W 2 is written to the address E of the RAM 57 (S 26).
- the system controller 54 supplies a control signal for moving the carriage 28 from the right end of the printing paper P to the left printing start position to the main scanning drive circuit 61.
- the main scanning drive circuit 61 drives the CR motor 30 according to this control signal. As a result, the carriage 28 moves from the right end of the printing paper P to the left printing start position and stops (see S28 / FIG. 10 (f)).
- the system controller 54 determines whether the width W2 of the printing paper P is smaller than the width W1 of the predetermined image to be printed (S30).
- the system controller 54 compares the information of the widths W1 and W2 stored in the addresses B and E of the RAM 57 and determines that the width W2 of the printing paper P is the predetermined image to be printed. If it is determined that the width is less than W1 (S30: YES), the print data PD is read from the address A of the RAM 57, and the width difference Wl-W2 in the print data PD is read. To The information of the dot at the corresponding position is rewritten to the logical value ⁇ 0 ⁇ and supplied to the image buffer 52. Until the printing of the predetermined image is completed, the print data PD sequentially stored in the address A of the RAM 57 is processed in the same manner as described above (S32).
- the system controller 54 compares the information of the widths W1 and W2 stored in the addresses B and E of the RAM 57 and prints the width W2 of the printing paper P. If it is determined that the width of the predetermined image to be processed is equal to or greater than W1 (S30: NO), the print data PD is read from the address A of the RAM 57, and is supplied to the image buffer 52 as it is. Until the printing of the predetermined image is completed, the print data PD sequentially stored in the address A of the RAM 57 is processed in the same manner as described above (S34).
- the system controller 54 supplies a control signal for executing printing to the main scanning driving circuit 61, the sub-scanning driving circuit 62, and the head driving circuit 63.
- the carriage 28 is reciprocated in the main scanning direction by transmitting the driving force of the CR motor 30, and the printing paper P is transmitted in the sub-scanning direction by transmitting the driving force of the PF motor 31.
- the print head 36 is conveyed in a predetermined amount, and the print head 36 appropriately discharges ink in accordance with various information included in the print data PD, and these operations are executed at appropriate timing. That is, the predetermined image is printed on the printing paper P.
- the carriage 28 reciprocates in the main scanning direction with a predetermined image width W1 to be printed according to the information included in the print data PD.
- the image of the width difference W1 — W2 has all dot information as the logical value ⁇ 0 ⁇ .
- the platen 26 is dirty (S36) because it is not printed.
- the system controller 54 conveys the lower end of the printing paper P to the position of the reflection type optical sensor 29 based on the measurement result obtained from the electric signal measurement unit 66 of the reflection type optical sensor control circuit 65. Are you How to determine the power (S38).
- the system controller 54 continues the period in which the carriage 28 reciprocates in the main scanning direction, and changes the measurement result obtained from the electric signal measuring unit 66 from low level to high level.
- the level changes to the level it is determined that the lower end of the printing paper P has been transported to the position of the reflection type optical sensor 29 (S38: YES / see FIG. 10 (g)).
- the system controller 54 stops supplying the print data PD to the image buffer 52.
- the print head 36 does not discharge ink (S40).
- the PF motor 31 is further driven to discharge the printing paper P (S42).
- the system controller 54 supplies a control signal for returning the carriage 28 to the initial position to the main scanning drive circuit 61.
- the main scanning drive circuit 61 drives the CR motor 30 according to this control signal.
- the carriage 28 moves to the initial position and stops, preparing for the next printing operation (see S44 / FIG. 10 (h)).
- the reflection type optical sensor 29 may be an individual sensor that detects the upper end, the lower end, the left end, and the right end of the printing paper P.
- printing is performed in accordance with the width W2 of the printing paper P, so that the width W2 of the printing paper P is slightly shorter than the width W1 of the predetermined image to be printed. If so, it is possible to use the print image of the printing paper P as it is.
- the predetermined image is not printed.
- the ink corresponding to the information of the part exceeding the width of the printing paper P is ejected to the color ink jet printer 20 itself, thereby contaminating the color ink jet printer 20 itself.
- the printing paper P is wasted.
- the width of the printing paper P detected by the reflection type optical sensor 29 is shorter than the width in which a predetermined image is to be recorded in a direction intersecting with the transport direction of the printing paper P, among the predetermined images, An image corresponding to the width of the printing paper P detected by the reflection type optical sensor 29 may be printed on the printing paper P by the printing head 36.
- the predetermined image is printed over the entire width of the printing paper P, so that the ink jet printer 20 itself is stained due to the ink ejection, or the printing on the printing paper P is performed.
- the printing paper P can be prevented from being wasted by a simple method of determining that the size of the printing paper P is different from the content.
- the width of the printing paper P detected by the reflection type optical sensor 29 Is shorter than the width in which the predetermined image should be printed in the direction intersecting with the transport direction of the printing paper P, the width of the printing paper P detected by the reflective optical sensor 29 in the predetermined image.
- the image corresponding to the width excluding the edge width may be printed on the printing paper P by the print head 36.
- a predetermined image is printed with a border on the printing paper P, so that the ink jet printer 20 itself is stained due to ink ejection, or the printing on the printing paper P is performed.
- the reflection type optical sensor 29 moves in a direction intersecting with the transport direction of the printing paper P to detect the presence or absence of the printing paper P, and to detect the width of the printing paper P from the presence or absence of the printing paper P. It may be.
- the color inkjet printer 20 itself is used by using the reflection type optical sensor 29 that detects the width of the printing paper P from the presence or absence of the printing paper P in the direction intersecting the transport direction of the printing paper P. It is possible to prevent the printing paper P from being soiled and the printing paper P from being wasted.
- the reflection type optical sensor 29 is provided on the carriage 28 for moving in the direction intersecting with the conveying direction of the printing paper P, together with the printing head 36. May be.
- the reflection type optical sensor 29 provided on the carriage 28 for moving the printing paper P in the direction intersecting with the transport direction of the printing paper P is also provided.
- the reflection type optical sensor 29 has a light emitting member 38 for emitting light and a light receiving member 40 for receiving the light emitted by the light emitting member 38, and the output value of the light receiving member 40 is The presence or absence of the printing paper P may be detected based on this.
- the recording apparatus, the recording method, the program, and the computer system according to the present invention have been described based on the first embodiment, but the above-described embodiments of the present invention are intended to facilitate understanding of the present invention. It is not intended to limit the present invention. The present invention can be changed and improved without departing from the spirit thereof, and the present invention naturally includes equivalents thereof.
- the carriage 28 reciprocates in the main scanning direction only by the width W 2 of the printing paper P detected by the reflection type optical sensor 29, and the width W 1 — W
- the dot information corresponding to step 2 may be discarded. This makes it unnecessary to change the dot information constituting the print data P D, thereby simplifying the control for printing the desired image on the printing paper P.
- the light emitting member 38 and the light receiving member 40 constituting the reflection type optical sensor 29 as the detecting means are provided on the carriage 28 together with the printing head 36. It is not limited to.
- the light-emitting member 38 and the light-receiving member 40 move in the main scanning direction in synchronization with the carriage 28, and must be separate from the carriage 28. It is also possible.
- the detecting means is not limited to the reflection type optical sensor 29.
- a transmission type optical sensor in which the printing paper P is interposed in the light emitting / receiving path, a line sensor, an area sensor, and the like can be applied.
- the recording medium is not limited to the printing paper P.
- a cloth, a thin metal plate, a film, or the like can be used as a recording medium.
- the recording device is not limited to the color inkjet printer 20 as a printer.
- the present invention can be applied to a mono-clone jet printer, a printer other than the ink jet system, and the like.
- the printer may have some of the functions or mechanisms of the computer body, the display device, the input device, the flexible disk drive device, and the CD-ROM drive device.
- the printer has an image processing section for performing image processing, a display section for performing various displays, and a recording medium attaching / detaching section for attaching / detaching a recording medium for recording image data captured by a digital camera or the like. You may have.
- the recording device is not limited to a printer.
- color filter manufacturing equipment, dyeing equipment, fine processing equipment, semiconductor manufacturing equipment, surface processing equipment, three-dimensional molding equipment, liquid vaporization equipment, organic EL manufacturing equipment (especially polymer EL manufacturing equipment), display manufacturing equipment It can be applied to a film forming apparatus, a DNA chip manufacturing apparatus, and the like.
- the liquid can be directly ejected (directly drawn) to the object, so that material saving, process saving, and cost reduction can be realized as compared with the conventional case. It becomes.
- the liquid is not limited to ink (dye ink, pigment ink, etc.).
- liquids including water
- metal materials organic materials (especially polymer materials), magnetic materials, conductive materials, wiring materials, film forming materials, electronic inks, processing solutions, gene solutions, etc.
- magnetic materials magnetically rewritable senors
- conductive materials conductively senors
- wiring materials conductively senors
- film forming materials e.g., tungsten, etc.
- electronic inks processing solutions, gene solutions, etc.
- the recording device itself is soiled or the recording medium is It is possible to prevent waste.
- FIG. 12 is a flowchart for explaining the printing method of the second embodiment.
- FIG. 13 is a schematic diagram for explaining the positional relationship among the print head 36, the reflective optical sensor 29, and the printing paper P when printing is performed using the printing method of the second embodiment. .
- the print head 36 is viewed from the top (the surface opposite to the surface in FIG. 8), and the white circle above the print head 36 is the black nozzle #. 1 and Yellow Nozzle # 1 are shown, and white circles on the lower side of the print head 36 indicate Black Nozzle # 180 and Cyan Nozzle # 60.
- the printing paper P is conveyed along the sub-scanning direction from the black nozzle # 180 and the cyan nozzle # 60 when printing is performed (see FIG. 8).
- the main scanning drive circuit 61 and the sub-scanning drive circuit 61 are read in accordance with the result of decoding the program data for initialization read from the main memory 56.
- a control signal for initialization is supplied to the scanning drive circuit 62, the head drive circuit 63, the reflection type optical sensor control circuit 65, and the information control circuit 67.
- the carriage 28 stops at a predetermined initial position in the main scanning direction by transmitting the driving force of the CR motor 30. That is, the print head 36 provided on the carriage 28 also stops at the same initial position (see FIG. 13A).
- the application program 95 When the application program 95 receives an instruction to print a predetermined image from the user, the application program 95 outputs a print command for printing the predetermined image and outputs the video command to the video driver 91. And printer printer 96.
- the printer driver 96 can be used by the application program 95 It receives image data for printing a predetermined image, processes the data in the form of print data PD and various commands COM, and supplies the processed data to the power printer 20.
- the color inkjet printer 20 includes a main scanning drive circuit 61, a sub-scanning drive circuit 62, a head drive circuit 63, and a reflection type optical sensor control circuit 65 according to the print data PD and various commands COM.
- a control signal for printing a predetermined image is supplied to the printer, and the following sequence is executed (S102).
- the system controller 54 decodes the command COM and determines the size of the printing paper set by the user interface display module 101 as the setting means (setting unit).
- the width W1 is written to the address A of the RAM 57 (S104).
- the sub-scanning drive circuit 62 drives the PF motor 31 so that the printing paper P is conveyed in the sub-scanning direction toward the print head 36 (upward in FIG. 13). Began to be (S106).
- the system controller 54 determines whether the upper end of the printing paper P has been transported to the position of the reflective optical sensor 29. More specifically, in the system controller 54, based on the measurement result obtained from the electric signal measuring section 66 of the reflection type optical sensor control circuit 65, the upper end of the printing paper P is reflected by the reflection type optical sensor 29. It is determined whether or not the sheet has been transported to the position '(S108).
- the electric signal measuring unit 66 included in the reflection type optical sensor control circuit 65 measures the magnitude of the electric signal obtained from the light receiving member 40 and sends the measurement result to the system controller 54. Supplying.
- the measurement result obtained from the electric signal measuring section 66 becomes a high level ("H) from the magnitude of the electric signal of the light receiving member 40 when the light emitting member 38 irradiates the platen 26.
- the logic inside the electric signal measuring section 66 is set so that the level of the electric signal of the light receiving section 40 becomes low level ( ⁇ L ⁇ ).
- ⁇ It shall be composed of
- step 106 is executed again, and the sub-scanning drive circuit 62 continuously drives the PF motor 31.
- the system controller 54 when the measurement result obtained from the electric signal measuring unit 66 changes from the high level to the low level, the upper end of the printing paper P reaches the position of the reflection type optical sensor 29. It is determined that the sheet has been transported (S108: YES / see Fig. 13 (b)). At this time, the sub-scanning drive circuit 62 stops driving the PF motor 31 (S110).
- the system controller 54 supplies a control signal for transporting the printing paper P to the printing start position to the sub-scanning drive circuit 62 based on the result of decoding the command COM.
- the sub-scanning drive circuit 62 drives the PF motor 31 so that the printing paper P is conveyed by the distance X from the stop position in FIG. 13 (b) to the print start position and stops.
- the distance X is set in accordance with conditions such as whether the upper end of the printing paper P has an edge, and the force to set the width of the edge when the upper end of the printing paper P has an edge. Distance.
- the distance X is equal to the black nozzle # 1 and the yellow where the upper end of the printing paper P forms the printing head 36.
- the distance to the position of nozzle # 1 may be 179 kD, or it may be less than 179 kD to ensure printing ( S 1 1 2 Z See Figure 13 (c)). .
- the system controller 54 supplies a control signal for moving the carriage 28 from the initial position to the left side of the left end of the printing paper P to the main scanning drive circuit 61.
- the main scanning drive circuit 61 drives the CR motor 30 in accordance with this control signal.
- the carriage 28 starts to move to the left from the initial position, and the reflection type optical sensor 2 9 stops at the position where it irradiates the platen 26 on the left side of the printing paper P. That is, after that, when the carriage 28 moves in the main running direction to the right side, the reflection type optical sensor 29 receives an electric signal for detecting the width W 2 of the printing paper P, in other words. Then, it is possible to supply an electric signal which causes a level change at the left and right ends of the printing paper P to the reflection type optical sensor control circuit 65 (S114 / Fig. 13 (d ))).
- the system controller 54 supplies a control signal for moving the carriage 28 from the left end to the right end of the printing paper P to the main scanning drive circuit 61.
- the main scanning drive circuit 61 drives the CR motor 30 according to this control signal.
- the carriage 28 starts to move from the left end to the right end of the printing paper P. That is, the reflection type optical sensor 29 starts the operation for detecting the width W2 of the printing paper P (see S116 / FIG. 13 (e)).
- the system controller 54 based on the measurement result obtained from the electric signal measuring section 66 of the reflection type optical sensor control circuit 65, whether the reflection type optical sensor 29 is at the left end position of the printing paper P is determined. Is determined (S118).
- the reflective optical sensor 29 illuminates the printing paper P from the platen 26. Then, the reflective optical sensor 29 is determined to be at the left end position of the printing paper P (S118: YES).
- the system controller 54 reads the count value of the linear encoder 11 at the time when the measurement result obtained from the electrical signal measurement unit 66 changes from high level to low level, and reads the RAM value. Write to address B of 5 7. As a result, the position of the left end of the printing paper P is determined (S120).
- the system controller 54 has a reflective optical sensor. Then, based on the measurement result obtained from the electric signal measuring section 66 of the control circuit 65, it is determined whether or not the reflection type optical sensor 29 is located at the right end of the printing paper P (S12). 2).
- the reflection type optical sensor 29 switches the printing paper P from the platen 2 The state changes to the state of irradiating No. 6, and it is determined that the reflection type optical sensor 29 is at the right end position of the printing paper P (S122: YES).
- the system controller 54 reads the count value of the linear encoder 11 at the time when the measurement result obtained from the electrical signal measurement unit 66 changes from low level to high level, and reads the RAM value. Write to address C at 5 7. Thus, the position of the right end of the printing paper P is determined (S124).
- the system controller 54 calculates the difference between the count values of the linear encoder 11 stored in the addresses B and C of the RAM 57, and calculates the difference between the count value and the slip value.
- the width W2 of the printing paper P is obtained by performing a predetermined calculation in association with the printing interval; I, and the width W2 is written to the address D of the RAM 57 (S126).
- the setting width W1 of the printing paper stored in the address A of the RAM 570 is changed to the print width stored in the address D of the RAM 57. It is determined whether or not it is equal to the width W2 of the paper P (S128).
- the setting width W1 of the printing paper set in the user interface display module 101 is written in the address ⁇ of the RAM 57 with an error of ⁇ ⁇ .
- the absolute value of the error soil ⁇ is set to a value larger than the dimensional error (77 maximum value (experimental value)) that the printing paper ⁇ ⁇ ⁇ may have.
- the system controller 54 Thus, even if the printing paper ⁇ has an error, it can be determined that the printing paper ⁇ has the same standard size.
- the address R of RAM 570 is written. If it is determined that the set print paper width W1 is different from the width W2 of the print paper P stored in the address D of the RAM 57 (S122: YES), A signal for instructing the notification is supplied to the notification control circuit 67.
- the notification control circuit 67 supplies a notification control signal for display to the display panel 68 and a notification control signal for audio to the speaker 69. This causes the display panel 69 to display "The size of the printing paper is different. And the like, and the speaker 69 emits a beep sound or the like, and it is possible to prompt the user to replace the printing paper P (S130).
- the system controller 54 supplies a control signal for stopping printing to the main scanning driving circuit 61, the sub-scanning driving circuit 62, and the head driving circuit 63.
- the main scanning drive circuit 61 stops driving the CR motor 30, whereby the carriage 28 stops.
- the sub-scanning drive circuit 62 drives the PF motor 31 so that the printing paper P is conveyed in the sub-scanning direction and finally discharged.
- the head driving circuit 63 stops driving the print head 36, whereby the print head 36 does not discharge ink. In other words, the printing on the printing paper P is stopped (S132).
- the setting width W1 of the printing paper stored in the address A of the RAM 57 is changed to the printing width W1 stored in the address D of the RAM 57. If it is determined that the width is the same as the width W2 of P (S'128: NO), a control signal for moving the carriage 28 from the right end of the printing paper P to the left-side printing start position. Is supplied to the main scanning drive circuit 61. The main scanning drive circuit 61 drives the CR motor 30 according to this control signal. As a result, the carriage 28 moves from the right end of the printing paper P to the printing start position on the left side and stops (see S134 / FIG. 13 (f)).
- a control signal for executing printing is sent to the main scanning drive circuit 61, the sub-scanning drive circuit 62, and the control signal.
- the main drive circuit 61 drives the CR motor 30 so that the carriage 28 reciprocates in the main scanning direction.
- the sub-scanning drive circuit 62 drives the PF motor 31 so that the printing paper P is conveyed by a predetermined amount in the sub-scanning direction.
- the head drive circuit 63 drives the print head 36, whereby the print head 36 appropriately discharges ink based on various information included in the print data PD. That is, these operations are executed at appropriate timing, and the predetermined image is printed on the printing paper P (S136).
- the system controller 54 supplies a control signal for returning the carriage 28 to the initial position to the main scanning drive circuit 61.
- the main scanning drive circuit 61 drives the CR motor 30 according to this control signal.
- the carriage 28 moves to the initial position and stops, preparing for the next printing operation (see S138 / FIG. 13 (g)).
- the reflection type optical sensor 29 may be an individual sensor for detecting the upper end, the left end, and the right end of the printing paper P.
- the width of the printing paper P mounted on the color inkjet printer 20 is shorter than the width of the printing paper size set in the user interface display module 101, However, if the ink corresponding to the predetermined image in the portion exceeding the width of the printing paper P is ejected to the jet printer 20 going in color, the ink jet printer 20 itself may be stained. There is a possibility that printing paper P will be wasted. On the other hand, the width of the printing paper P attached to the color ink jet printer 20 is longer than the width of the printing paper size set in the user interface display module 101. In this case, printing paper P is wasted, such as when printing a predetermined image with no border on printing paper P due to the generation of uneven margins on printing paper P that are different from the other sides of printing paper P. There is a possibility.
- the user is notified and notified. Since this is notified to the user, it is possible to prevent the color ink jet printer 20 itself from being stained and the printing paper P from being wasted.
- the notification may be performed using audio information.
- the notification is made by using the voice information, so that it is possible to effectively prevent the color ink jet printer 20 itself from being soiled and the printing paper P from being wasted.
- the notification may be made using the display information.
- the printing paper P detected by the reflection type optical sensor 29 is different from the width of the printing paper set in the user interface display module 101, the printing paper P The printing of the predetermined image may be stopped.
- the width of the printing paper size set by the user interface display module 101 has a predetermined error, and the width of the printing paper P detected by the reflection type optical sensor 29 is changed by the user.
- the notification may be performed.
- the printing paper P mounted on the color inkjet printer 20 has a variation in the manufacturing process or the like, the printing paper P is determined to be the same size, and the color inkjet printer is determined. It is possible to effectively prevent the printer 20 itself from being soiled and the printing paper P from being wasted.
- the reflection type optical sensor 29 may be moved in a direction intersecting with the transport direction of the printing paper P to detect the width of the printing paper P based on the presence or absence of the printing paper P.
- the color inkjet printer 20 itself is used by using the reflection type optical sensor 29 that detects the width of the printing paper P from the presence or absence of the printing paper P in the direction intersecting the transport direction of the printing paper P. It is possible to prevent the printing paper P from being soiled and the printing paper P from being wasted.
- the reflection type optical sensor 29 is provided on a carriage 28 for moving in a direction intersecting the transport direction of the printing paper P, together with the printing head 36. You may.
- the reflection type optical sensor 2 '9 provided with the print head 36 on the carriage 28 for moving in the direction intersecting with the transport direction of the printing paper P is provided.
- the reflection type optical sensor 29 includes a light emitting member 38 for emitting light and a light receiving member 40 for receiving light emitted by the light emitting member 30, and the output value of the light receiving member 40 is The presence or absence of the printing paper P may be detected based on this.
- a color ink jet printer is provided by using a reflective optical sensor 29 having a light emitting member 38 for emitting light and a light receiving member 40 for receiving the light emitted by the light emitting member 38.
- This can prevent the printer 20 itself from being soiled and the printing paper P from being wasted.
- the present invention is not limited to this.
- the command COM for notification supplied from the color inkjet printer 20 is decoded to drive the video printer 91, and the color inkjet printer 2 is driven.
- Display contents to confirm that the size of the printing paper P attached to 0 is different from the set printing paper size (for example, characters such as “Printing paper size is different.” , And the list) may be displayed on the CRT 21.
- the sound may be simultaneously emitted from the speakers 69. This makes it possible to perform effective notification using a CRT 21 larger than the display panel 68.
- the light emitting member 38 and the light receiving member 40 constituting the reflection type optical sensor 29 as the detecting means are provided on the carriage 28 together with the printing head 36. It is not limited to.
- the light-emitting member 38 and the light-receiving member 40 may move in the main scanning direction in synchronization with the carriage 28, and may be different from the carriage 28. It is possible.
- the detection means is not limited to the reflection type optical sensor 29.
- the recording medium is not limited to the printing paper P.
- a cloth, a thin metal plate, a film, or the like can be used as a recording medium.
- the recording device is not limited to the color inkjet printer 20 as a printer.
- the present invention can be applied to a monoclone jet printer, a printer other than the ink jet system, and the like.
- the printer may have some of the functions or mechanisms of the computer body, the display device, the input device, the flexible disk drive device, and the CD_ROM drive device.
- the printer includes an image processing unit for performing image processing, a display unit for performing various displays, and a recording medium attaching / detaching unit for attaching and detaching a recording medium for recording image data captured by a digital camera or the like. , You may have.
- the recording device is not limited to a printer.
- color filter manufacturing equipment, dyeing equipment, fine processing equipment, semiconductor manufacturing equipment, surface processing equipment, three-dimensional molding equipment, liquid vaporization equipment, organic EL manufacturing equipment (especially polymer EL manufacturing equipment), display manufacturing equipment It can be applied to a film forming apparatus, a DNA chip manufacturing apparatus, and the like.
- the present invention When the present invention is applied to these fields, it has a feature that liquid can be directly ejected (directly drawn) to an object, so that material saving, process saving, and cost reduction can be realized as compared with the conventional case. Become.
- the liquid is not limited to ink (dye ink, pigment ink, etc.).
- liquids including water
- metal materials organic materials (especially polymer materials), magnetic materials, conductive materials, wiring materials, film-forming materials, electronic inks, processing solutions, gene solutions, etc.
- magnetic materials magnetically rewritable rewritable rewritable rewritable rewritable rewritable res, etc.
- conductive materials especially polymer materials
- wiring materials especially polymer materials
- film-forming materials film-forming materials
- electronic inks processing solutions, gene solutions, etc.
- FIG. 14 is an example of a display screen when the reflection optical sensor 29 sets the operation for detecting the width of the printing paper P on / off.
- Figure 14 shows the print mode types (text characters, graphs, photos, etc.) and print types based on the type of print paper P (plain paper, matte paper, photo paper, transparencies, etc.).
- the resolution type 360 ⁇ 360 dpi, 720 ⁇ 720 dpi, 144 ⁇ 72 ⁇ dpi, etc.
- the check box for ON / OFF setting ON and FFFF
- the modes “Graph” and “Photo” are available.
- the check box for the on / off setting corresponding to the print mode “Text” is initially set to “OFF”, and the check box for the on / off setting corresponding to the print mode “Graph” and “Photo” is set. Is initially set to ⁇ ON ⁇ . That is, in the state where the check box for the on / off setting is initially set, when the print mode “text characters” is executed, the reflection type optical sensor 29 is turned on the plain paper. When the operation for detecting the width of the paper is stopped and the print mode “graph” or “photograph” is executed, the reflection type optical sensor 29 performs the operation for detecting the width of the plain paper.
- print mode “Text” with a print resolution of "360 x 360 dpi” and print mode “Graph” with a print resolution of "720 x 720 dpi” A print mode “Photo” having a print resolution of “144 ⁇ X720 dpi” is provided.
- the check box for the on / off setting corresponding to the print mode “Text” is initially set to “OFF”, and the check box for the on / off setting corresponding to the print mode “Graph” and “Photo” is set.
- the box is initially set to ⁇ ON ⁇ .
- the reflective optical sensor 29 stops the operation for detecting the width of mat paper.
- the reflective optical sensor 29 performs an operation for detecting the width of mat paper.
- the on / off setting check box corresponding to the printing mode “photo” is initially set to “ON”. That is, in the state where the check-bottoms for on / off setting are initially set, when the print mode “photo” is executed, the reflection type optical sensor 29 performs an operation for detecting the width of the photo paper.
- print mode "Text” with print resolution “360 x 360 dpi” and print mode “Graph” with print resolution “720 x 720 dpi” Is prepared.
- the on / off setting check box corresponding to the print mode “text” is initially set to “OFF”, and the on / off setting check box corresponding to the print mode “graph” is set to “ON”. Initially set to In other words, when the on / off setting check box is initially set, if the print mode “text characters” is executed, the reflective optical sensor 29 stops the operation for detecting the width of the OHP paper, When the print mode “Graph” is executed, the reflective optical sensor 29 performs the operation to detect the width of the transparencies 5.
- the initial settings of the print paper P type, print mode type, print resolution type, and on / off setting check box of the color ink jet printer 20 are limited to the above. It is not. In other words, according to the specifications of the color ink jet printer 20, a type of printing paper P, a type of printing mode, and a type of printing resolution other than those described above are prepared, and a check box for on / off setting is provided. May be changed as appropriate.
- FIG. 15 is table data showing on / off setting information on the display screen of FIG.
- the table data in Fig. 15 associates the type of print mode with the initial setting of the on / off setting check box based on the type of print paper P.
- This table data is stored in a memory (not shown) of the computer 90.
- the CRT 21 is provided with the user interface display module 1 1 according to the instructions of FIG.
- the display screen of 4 is displayed.
- the user checks the contents of this display screen and uses the keyboard (not shown) or mouse (not shown) of the computer 90 to turn on or off the check box for ON / OFF setting. You can select one of them and check it.
- the contents of the settings on this display screen are stored as updated table data in the memory of the computer 90 when the contents of the check buttons for on / off setting are changed from the initial settings.
- the print mode in which the print resolution is low and the print time is short (for example, 360 x 360 dpi) is checked for on / off setting.
- the box is initially set to "OFF".
- the printing mode "Text” with a printing resolution of "360 X 360 dpi” is used for plain paper, mat paper, and transparencies. Character can be executed in a short time.
- the user is released from the troublesome initial setting for stopping the operation of detecting the width of the printing paper P by the reflective optical sensor 29, and can obtain the printing paper P after printing in a short time. be able to. Further, since the operation of detecting the width of the printing paper P by the reflection type optical sensor 29 can be easily turned on / off according to the user's preference, the versatility is excellent.
- FIG. 16 is a flowchart for explaining the printing method of the present embodiment.
- FIG. 17 is a schematic diagram for explaining the positional relationship among the printing head 36, the reflective optical sensor 29, and the printing paper P when printing is performed using the printing method of the present embodiment.
- the print head 36 is viewed from the top (the surface opposite to the surface in FIG. 8), and the white circle above the paper of the print head 36 is black.
- the nozzle # 1 and the yellow nozzle # 1 are shown, and the white circles on the lower side of the print head 36 indicate the black nozzle # 180 and the cyan nozzle # 60.
- the printing paper P is conveyed along the sub-scanning direction from the black nozzle # 180 and the cyan nozzle # 60 (see FIG. 8).
- the main scanning drive circuit 61 when the power is turned on, the main scanning drive circuit 61, the main scanning drive circuit 61, according to the decoding result of the program data for initialization read from the main memory 56, Sub-scan drive circuit 6 2, supply a control signal for initialization to the head drive circuit 63, the reflective optical sensor control circuit 65, and the information control circuit 67.
- the carriage 28 is stopped at a predetermined initial position in the main scanning direction by transmitting the driving force of the CR motor 30. That is, the print head 36 provided on the carriage 28 also stops at the same initial position (see FIG. 15 (a)).
- the application program 95 When the application program 95 receives an instruction from the user to print a predetermined image, the application program 95 outputs a print command for printing the predetermined image to output the video driver 91 and the video driver 91. It controls the printer dry 96. As a result, the printer driver 96 receives the image data for printing the predetermined image from the application program 95, and processes the data in the form of print data PD and various commands COM. Power supply to the inkjet printer.
- the color inkjet printer 20 includes a main scanning drive circuit 61, a sub-scanning drive circuit 62, a head drive circuit 63, and a reflective optical sensor according to the print data PD and various commands C ⁇ M. A control signal for printing a predetermined image is supplied to the control circuit 65, and the following sequence is executed (S202).
- the system controller 54 decodes the specific command COM having the content of the check box for setting the ON / OFF of the various commands COM, and the width of the printing paper P is determined by the reflective optical sensor 29. Determine whether to perform the detection operation. To be more specific, it is determined whether the setting of the check box for the on / off setting of the printing paper selected in the user interface display module 101 is “ON” or “OFF”. (S204).
- the system controller 54 determines that the reflection type optical sensor 29 detects the width of the printing paper P (S204 : YES, the user interface display module 101 selects this).
- the width W1 of the size of the printing paper that has been written is written to the address A of the RAM 57 (S206).
- the sub-scanning drive circuit 62 drives the PF motor 31 so that the printing paper P moves in the sub-scanning direction toward the print head 36 (upward in FIG. 17). Conveyance starts (S208).
- the system controller 54 determines whether the upper end of the printing paper P has been transported to the position of the reflective optical sensor 29. More specifically, the system controller 54 sets the upper end of the printing paper P to the reflection type optical sensor based on the measurement result obtained from the electric signal measurement unit 66 of the reflection type optical sensor control circuit 65. It is determined whether or not the sheet has been transported to the position of No. 29 (S210).
- the electric signal measuring section 66 included in the reflection type optical sensor control circuit 65 measures the magnitude of the electric signal obtained from the light receiving member 40 and sends the measurement result to the system controller 54. Supplying.
- the measurement result obtained from the electric signal measuring unit 66 becomes a high level ("H") from the magnitude of the electric signal of the light receiving member 40 when the light emitting member 38 irradiates the platen 26.
- the logic inside the electric signal measuring section 66 is set so that the level of the electric signal of the light receiving section 40 becomes low level ( ⁇ L ⁇ ). It shall be configured.
- step 206 is executed again, and the sub-scanning drive circuit 62 continuously drives the PF motor 31.
- the system controller 54 when the measurement result obtained from the electric signal measuring section 66 changes from the high level to the low level, the upper end of the printing paper P is positioned at the position of the reflection type optical sensor 29. (S210: YES / See Fig. 17 (b)). At this time, the sub-scanning drive circuit 62 stops driving the PF motor 31. Stop (S2 1 2).
- the system controller 54 supplies a control signal for transporting the printing paper P to the printing start position to the sub-scanning drive circuit 62 based on the result of decoding the command COM.
- the PF motor 31 is driven, whereby the printing paper P is conveyed by the distance X from the stop position in FIG. 17 (b) to the print start position and stopped.
- the distance X is a distance set according to conditions such as whether the upper end of the printing paper P has an edge. is there. For example, when the upper edge of the printing paper P has no edge, the distance X is equal to the black nozzle # 1 and the yellow in which the upper edge of the printing paper P forms the printing head 36. -The distance to the position of nozzle # 1 may be 179 kD, or even less than 1 ⁇ 9 kD to ensure printing. Good (see Fig. 17 (c)).
- the system controller 54 supplies the main scanning drive circuit 61 with a control signal for moving the carriage 28 from the initial position to the left side of the left end of the printing paper P.
- the main running drive circuit 61 drives the CR motor 30 according to this control signal. As a result, the carriage 28 starts moving to the left from the initial position, and stops at the position where the reflective optical sensor 29 irradiates the platen 26 on the left side of the printing paper P.
- the reflection type optical sensor 29 causes the electric signal for detecting the width W 2 of the printing paper P, in other words, for example, it is possible to supply an electric signal that causes a level change at the left end and the right end of the printing paper P to the reflection-type optical sensor control circuit 65 (see FIG. 17 (d) in FIG. 17). ).
- the system controller 54 supplies a control signal for moving the carriage 28 from the left end to the right end of the printing paper P to the main scanning drive circuit 61.
- this control signal Drive the CR motor 30 according to the signal.
- the carriage 28 starts to move from the left end to the right end of the printing paper P. That is, the reflection type optical sensor 29 starts the operation for detecting the width W 2 of the printing paper P (see S 2 18 Z FIG. 17 (e)).
- the system controller 54 based on the measurement result obtained from the electric signal measuring unit 66 of the reflection type optical sensor control circuit 65, whether the reflection type optical sensor 29 is located at the left end position of the printing paper P is determined. Is determined (S220).
- the reflection type optical sensor 29 removes the printing paper P from the platen 26.
- the state changes to the illuminating state, and the reflection type optical sensor 29 is determined to be at the left end position of the printing paper P (S220: YES).
- the system controller 54 reads the count value of the linear encoder 11 at the time when the measurement result obtained from the electrical signal measurement section 66 changes from high level to low level, and reads the RAM 5 Write to address B of 7. As a result, the position of the left end of the printing paper P is determined (S222).
- the reflection-type optical sensor 29 is used for the printing paper. It is determined whether or not the position is at the right end of P (S224).
- the reflective optical sensor 29 removes the platen 26 from the printing paper P.
- the state changes to an illuminating state, and the reflection type optical sensor 29 is determined to be at the right end position of the printing paper P (S'224: YES).
- the system controller 54 calculates the difference between the count values of the linear encoder 11 stored in the addresses B and C of the RAM 57, and calculates the difference between the difference value and the thread.
- the width W 2 of the printing paper P is obtained by performing a predetermined operation in which the interval L is associated with the print interval P, and this width W 2 is written to the address D of the RAM 57 (S 228).
- the setting width W1 of the printing paper stored in the address A of the RAM 570 is changed to the printing paper width stored in the address D of the RAM 57. It is determined whether it is equal to the width W2 of P (S230).
- the setting width W1 of the printing paper selected in the user interface display module 101 is written in the address A of the RAM 57 with an error ⁇ .
- the absolute value of this error factor ⁇ is set to a value larger than the maximum value (experience value) of the dimensional error that the printing paper ⁇ may have. Accordingly, the system controller 54 can determine that the printing paper ⁇ has the same standard size even if the printing paper ⁇ has an error.
- the set width W1 of the printing paper stored in the address ⁇ of the RAM 570 is changed to the printing paper width stored in the address D of the RAM 57.
- a signal for instructing the notification is supplied to the notification control circuit 67.
- the notification control circuit 67 supplies a notification control signal for display to the display panel 68 and a notification control signal for audio to the speed 69. This causes the display panel to change the size of the printing paper.
- the speaker 69 emits a beep sound or the like, and it is possible to prompt the user to replace the printing paper P (S232).
- the system controller 54 stops printing.
- the main scanning drive circuit 61 stops driving the CR motor 30, whereby the carriage 28 stops.
- the sub-scanning drive circuit 62 drives the PF motor 31, whereby the printing paper P is transported in the sub-scanning direction and finally discharged.
- the head driving circuit 63 stops driving the printing head 36, whereby the printing head 36 does not discharge ink. That is, the printing on the printing paper P is stopped (S2334).
- the setting width W1 of the printing paper stored in the address A of the RAM 57 is changed to the printing width P1 of the printing paper P stored in the address D of the RAM 57. If it is determined that the width W2 is the same as the width W2 (S230: NO), the control signal for moving the carriage 28 from the right end of the printing paper P to the printing start position on the left side is main scanning drive. Supply to circuit 6 1.
- the main scanning drive circuit 61 drives the CR motor 30 according to this control signal. As a result, the carriage 28 moves from the right end of the printing paper P to the left printing start position and stops (see S236 / FIG. 17 (f)).
- the system controller 54 supplies a control signal for executing printing to the main scanning drive circuit 61, the sub-scanning drive circuit 62, and the head drive circuit 63.
- the main scanning drive circuit 61 drives the CR motor 30 so that the carriage 28 reciprocates in the main running direction.
- the sub-scanning drive circuit 62 drives the PF motor 31 so that the printing paper P is transported in the sub-scanning direction by a predetermined amount.
- the head drive circuit 63 drives the print head 36, whereby the print head 36 appropriately discharges ink based on various information included in the print data PD. That is, these operations are executed at appropriate timing, and the predetermined image is printed on the printing paper P (S23)
- system controller 54 introduces carriage 28 first.
- a control signal for returning to the initial position is supplied to the main scanning drive circuit 61.
- the main scanning drive circuit 61 drives the CR motor 30 according to this control signal.
- the carriage 28 moves to the initial position and stops, preparing for the next printing operation (see S240Z, FIG. 1 (g)).
- step S204 If it is determined in step S204 that the system controller 54 does not need to perform the operation of detecting the width of the printing paper P by the reflective optical sensor 29 (S204: NO). Steps S206 to S228 are skipped, and the process jumps to the negative output of step S230, and steps S236 and thereafter are executed.
- step S236 it is described that the carriage 28 moves from the right end of the printing paper P to the left printing start position and stops.
- step S236 when negated step S204, carriage 28 moves from the initial position to the print start position on the left side of print paper P and stops. That is.
- the reflection type optical sensor 29 may be an individual sensor that detects the upper end, the left end, and the right end of the printing paper P.
- the reflective optical sensor 29 detects the width of the printing paper P uniformly.
- the specification may cause inconvenience.
- the reflection type optical sensor 29 is necessary for the user to use the width of the printing paper P. The time required to detect a can be very cumbersome.
- the reflection type optical sensor 29 can be set to turn on or off the operation for detecting the width of the printing paper P. Information can be printed efficiently.
- the ON / OFF operation of the reflection type optical sensor 29 for detecting the width of the printing paper P may be set on the display screen.
- the reflection type optical sensor 29 sets on / off the operation for detecting the width of the printing paper P on the display screen, the setting contents can be surely confirmed. This makes it possible to print print information efficiently.
- the ON / OFF operation of the reflection type optical sensor 29 for detecting the width of the printing paper P is assumed to be initially set to one of ON / OFF depending on the type of the printing paper P. Is also good.
- the ON / OFF operation of the reflection type optical sensor 29 for detecting the width of the printing paper P is initially set to any one according to the type of the printing paper P.
- the setting operation is not required, and the printing information can be efficiently printed on the printing paper P.
- the on / off operation of the reflection type optical sensor 29 for detecting the width of the printing paper P is initially set to one of on / off depending on the resolution at which the printing information is to be printed on the printing paper P. You may do so.
- the on / off operation of the reflection type optical sensor 29 for detecting the width of the printing paper P is initially set to one of them according to the resolution at which printing information is to be printed on the printing paper P. Therefore, the user does not need to perform the initial setting operation, and the print information can be efficiently printed on the print paper P.
- a user interface display module 101 for setting the size of the printing paper is provided, and the width of the printing paper P detected by the reflective optical sensor 29 is used to display the user interface display module 10. If it is different from the width of the print paper size set in step 1, If you do, you may be informed.
- the printing paper P detected by the reflection type optical sensor 29 is different from the width of the printing paper set in the user interface display module 101, the printing paper P Since the notification for notifying the user of the size difference is performed, it is possible to efficiently print the print information on the printing paper P of an appropriate size.
- the reflection type optical sensor 29 may detect the width of the print paper P before the print head 36 starts printing the print information on the print paper P.
- the print head 36 starts printing the print information on the print paper P, the width of the print paper P is detected, so that the print paper P is not wasted.
- the printing information can be efficiently printed on the printing paper P of an appropriate size.
- the reflection type optical sensor 29 may be moved in a direction intersecting with the transport direction of the printing paper P to detect the width of the printing paper P based on the presence or absence of the printing paper P.
- the reflective optical sensor 29 that detects the width of the printing paper P based on the presence or absence of the printing paper P in the direction intersecting the transport direction of the printing paper P, the printing information can be efficiently transferred to the printing paper P. Printing can be performed in a targeted manner.
- the reflection type optical sensor 29 is provided on a carriage 28 for moving in a direction intersecting the transport direction of the printing paper P, together with the printing head 36. You can.
- the reflection type optical sensor 29 provided on the carriage 28 for moving the printing paper P in the direction intersecting with the conveyance direction of the printing paper P and provided with the printing head 36 is used.
- the reflection type optical sensor 29 provided on the carriage 28 for moving the printing paper P in the direction intersecting with the conveyance direction of the printing paper P and provided with the printing head 36 is used.
- the reflection type optical sensor 29 includes a light emitting member 3 for emitting light. 8 and a light receiving member 40 for receiving the light emitted by the light emitting member 38, and the presence or absence of the printing paper P may be detected based on the output value of the light receiving member 40. .
- the reflection type optical sensor 29 having the light emitting member 38 for emitting light and the light receiving member 40 for receiving the light emitted by the light emitting member 38 is used to print paper P. Printing information can be printed efficiently.
- the recording apparatus, the recording method, the program, and the computer system according to the present invention have been described based on one embodiment.
- the above embodiments of the present invention are for facilitating understanding of the present invention.
- the present invention can be changed and improved without departing from the spirit thereof, and the present invention naturally includes equivalents thereof.
- the present invention is not limited to this.
- the display panel 68 provided in the color inkjet printer 20 may be used to turn on / off the detection operation by the reflective optical sensor 29.
- the notification command CO supplied from the color inkjet printer 20 may be used.
- Display contents for confirmation (for example, characters such as “Printing paper size is different.” Or an illustration) may be displayed on the CRT 21.
- the sound may be emitted simultaneously from the speakers 69. This makes it possible to perform effective notification using a CRT 21 larger than the display panel 68.
- the light emitting member 38 and the light receiving member 40 constituting the reflection type optical sensor 29 as the detecting means are provided on the carriage 28 together with the printing head 36.
- the present invention is not limited to this.
- the light-emitting member 38 and the light-receiving member 40 may move in the main scanning direction in synchronization with the carriage 28, and may be different from the carriage 28.
- the detection means is not limited to the reflection type optical sensor 29.
- a transmission type optical sensor in which the printing paper P is interposed in the light emitting / receiving path, a line sensor, an area sensor, and the like can be applied.
- the recording medium is not limited to the printing paper P.
- a cloth, a thin metal plate, a film, or the like can be applied as a recording medium.
- the recording device is not limited to the color inkjet printer 20 as a printer.
- the present invention can be applied to a monoclone jet printer, a printer other than the ink jet system, and the like.
- the printer is the function or mechanism that the computer itself, display device, input device, flexible disk drive device, and CD-ROM drive device have. May be included.
- the printer has an image processing section for performing image processing, a display section for performing various displays, and a recording medium attaching / detaching section capable of attaching / detaching a recording medium for recording image data captured by a digital camera or the like. You may do it.
- the recording device is not limited to a printer.
- color filter manufacturing equipment, dyeing equipment, fine processing equipment, semiconductor manufacturing equipment, surface processing equipment, three-dimensional molding equipment, liquid vaporization equipment, organic EL manufacturing equipment (especially polymer EL manufacturing equipment), display manufacturing equipment It can be applied to a film forming apparatus, a DNA chip manufacturing apparatus, and the like.
- the liquid can be directly ejected (directly drawn) to the object, so that material saving, process saving, and cost reduction can be realized as compared with the conventional case. It becomes.
- the liquid is not limited to ink (dye ink, pigment ink, etc.).
- liquids including water
- metal materials organic materials (especially polymer materials), magnetic materials, conductive materials, wiring materials, film forming materials, electronic inks, processing solutions, gene solutions, etc.
- magnetic materials magnetically rewritable senors
- conductive materials conductively senors
- wiring materials conductively senors
- film forming materials e.g., tungsten, etc.
- electronic inks processing solutions, gene solutions, etc.
- the present invention it is possible to realize a recording device, a recording method, a program, and a computer system that can effectively use a recording medium without soiling the recording device itself. Further, according to the present invention, it is possible to realize a recording device, a recording method, a program, and a computer system that can efficiently record recording information on a recording medium.
Landscapes
- Ink Jet (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
- Debugging And Monitoring (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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DE60326463T DE60326463D1 (de) | 2002-08-08 | 2003-08-05 | Aufzeichnungsvorrichtung, aufzeichnungsverfahren, programm, rechnersystem |
EP03784526A EP1535747B1 (en) | 2002-08-08 | 2003-08-05 | Recording apparatus, recording method, program, computer system |
US10/521,318 US7651188B2 (en) | 2002-08-08 | 2003-08-05 | Recording apparatus, recording method, program, computer system |
US12/663,169 US8646866B2 (en) | 2002-08-08 | 2009-12-04 | Recording apparatus, recording method, program, and computer system |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
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JP2002231213A JP2004066717A (ja) | 2002-08-08 | 2002-08-08 | 記録装置、記録方法、プログラム、およびコンピュータシステム |
JP2002-231213 | 2002-08-08 | ||
JP2002241017A JP4192524B2 (ja) | 2002-08-21 | 2002-08-21 | 記録装置、記録方法、プログラム、およびコンピュータシステム |
JP2002-241017 | 2002-08-21 | ||
JP2002-241016 | 2002-08-21 | ||
JP2002241016A JP2004074705A (ja) | 2002-08-21 | 2002-08-21 | 記録装置、記録方法、プログラム、およびコンピュータシステム |
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US10521318 A-371-Of-International | 2003-08-05 | ||
US12/663,169 Continuation US8646866B2 (en) | 2002-08-08 | 2009-12-04 | Recording apparatus, recording method, program, and computer system |
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WO2004014656A1 true WO2004014656A1 (ja) | 2004-02-19 |
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EP (1) | EP1535747B1 (ja) |
CN (1) | CN100453334C (ja) |
AT (1) | ATE424305T1 (ja) |
DE (1) | DE60326463D1 (ja) |
WO (1) | WO2004014656A1 (ja) |
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JP5004622B2 (ja) | 2007-03-17 | 2012-08-22 | 株式会社リコー | 画像形成装置、着弾位置ずれ補正方法 |
JP2011102197A (ja) | 2011-02-22 | 2011-05-26 | Seiko Epson Corp | 印刷装置、被印刷体下端決定方法、コンピュータプログラム、及び、コンピュータシステム |
-
2003
- 2003-08-05 DE DE60326463T patent/DE60326463D1/de not_active Expired - Lifetime
- 2003-08-05 CN CNB038181452A patent/CN100453334C/zh not_active Expired - Fee Related
- 2003-08-05 EP EP03784526A patent/EP1535747B1/en not_active Expired - Lifetime
- 2003-08-05 US US10/521,318 patent/US7651188B2/en not_active Expired - Fee Related
- 2003-08-05 WO PCT/JP2003/009945 patent/WO2004014656A1/ja active Application Filing
- 2003-08-05 AT AT03784526T patent/ATE424305T1/de not_active IP Right Cessation
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2009
- 2009-12-04 US US12/663,169 patent/US8646866B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH03246089A (ja) * | 1990-12-13 | 1991-11-01 | Sharp Corp | 記録装置 |
JP2000158776A (ja) * | 1998-11-27 | 2000-06-13 | Nec Corp | プリンタ装置 |
JP2002067460A (ja) * | 2000-08-31 | 2002-03-05 | Seiko Epson Corp | 記録装置及び記録装置における記録動作制御方法 |
Also Published As
Publication number | Publication date |
---|---|
US7651188B2 (en) | 2010-01-26 |
EP1535747A1 (en) | 2005-06-01 |
DE60326463D1 (de) | 2009-04-16 |
CN100453334C (zh) | 2009-01-21 |
US20100328386A1 (en) | 2010-12-30 |
EP1535747B1 (en) | 2009-03-04 |
CN1671557A (zh) | 2005-09-21 |
US20060114281A1 (en) | 2006-06-01 |
US8646866B2 (en) | 2014-02-11 |
ATE424305T1 (de) | 2009-03-15 |
EP1535747A4 (en) | 2007-03-21 |
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