JP2818044B2 - Digital copier - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a digital copying machine for reading an analog original image and converting the digital image into a digital image.

[0002]

2. Description of the Related Art In a conventional digital copying machine, an image reading section for reading a document image and performing photoelectric conversion, and an electrophotographic section (printer section) for recording an image read by the image reading section on paper by an electrophotographic process. And the like.

In order for the above-mentioned conventional digital copying machine to operate normally, various data such as the output value of the charger of the electrophotographic section, the set value of the counter, and the bias must be set in advance.

FIG. 4 shows a configuration example of a conventional digital copying machine.

When setting various data in the digital copying machine shown in FIG. 4 , a serviceman sets an input mode for the serviceman through an operation panel 70 having keys and a display unit, and various data is set through a numeric keypad. Enter

When various data are input, a setting condition input section 71 receives the input various data and receives a scanner control section 72 of an image reading section and a laser control section of an electrophotographic section.
The process control section 73, the paper feed control section 74 for feeding originals and papers, and the others 75 are set.

In order for the serviceman to confirm the various data set, the storage data display control unit 76 reads out the set data of each of the above units 72 to 75 for each data. It is displayed on the display of the operation panel 70.

As another conventional digital copying machine, as shown in Japanese Patent Application Laid-Open No. 62-81162, parameters such as constants set in advance in a facsimile apparatus are written in a mark sheet. There is known a parameter setting method for a facsimile apparatus in which a mark sheet on which parameters are written is read and set by a document reading section of the facsimile apparatus.

[0009]

However, in the conventional digital copying machine shown in FIG. 4, a serviceman sets an input mode for the serviceman via an operation panel.
Since various data is input via a numeric keypad, it is necessary to sequentially call and confirm a large number of setting data. To grasp the entire data, the various data must be transcribed on paper. Must. Therefore, there is a problem that the time and effort for the transcription are troublesome and the operation time is long, so that the serviceability for maintenance is poor.

On the other hand, if the method disclosed in Japanese Patent Application Laid-Open No. 62-81162 is applied to a digital copying machine, the above problem can be solved. However, data set by a mark sheet is collected. At the time of re-adjustment by Bisman, the current setting data cannot be known. Therefore, all setting data must be written in a mark sheet and reset, and the operation is troublesome. There is a problem that there is.

The present invention has been made in view of the above-mentioned problems of the conventional digital copying machine, and provides a digital copying machine capable of setting various setting data by a simple operation.

[0012]

According to the present invention, there is provided means for reading an image in a specific area on a sheet and recognizing the mark as a mark sheet, and setting data of a digital copying machine described on the sheet recognized as the mark sheet. A determination means for determining whether or not the setting data of the digital copying machine having read the mark image has a desired value; and setting data of the digital copying machine determined to have the desired value as the setting data of the setting data. large the set and a data processing means for processing magnitude <br/> to print printable data level values, the processed level value of the setting data of the digital copier
This is achieved by a digital copying machine having print output means for printing out the size.

[0013]

In the digital copying machine of the present invention, the recognizing means reads the sheet and recognizes that it is a mark sheet based on an image of a specific area on the sheet, and the determining means digitally copies the mark sheet recognized by the recognizing means. reading the mark images of the setting data of the machine to determine whether it has the desired value, the data processing means, the set of configuration data of the digital copying machine having desired values read by the determining means
Magnitude of the constant size of the data set level value processed print output data available to another sheet, the printing output means level value of the setting data of the digital copying machine that has been processed
Is printed out on another sheet.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a digital copying machine according to the present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram showing the configuration of an embodiment of a digital copying machine according to the present invention.

FIG. 2 is a sectional view showing the automatic document feeder of the digital copying machine shown in FIG.

First, the configuration and operation of the automatic document feeder of the digital copying machine according to the present embodiment will be described with reference to FIG.

A bundle of documents composed of a plurality of documents 10 is placed on a document tray 11.

When a print switch (not shown) is pressed, the main motor is driven and the clutch 12 is driven, and the uppermost document of the bundle of documents placed on the document tray 11 is moved.
10 is taken in by the feed roller 13.

Downstream of the feed roller 13, a roller 14 that slides on the upper surface of the document 10 and takes in the document 10, and a roller 15 that rotates in the direction opposite to the transport direction of the document 10 are arranged. As a result, double feeding of a plurality of originals 10 is prevented.

The leading edge of the taken original 10 is a sensor.
After being detected by 16, it is transported by the transport roller 17 to the position of the change lever 18.

The conveyed document 10 is copied through different processes according to a copy mode, that is, a single-sided document mode or a double-sided document mode. Hereinafter, steps in each original mode will be described.

1. Single-sided Document Mode When the single-sided document mode is set, the document supporting drum 20 rotates clockwise.

When the sensor 16 detects the leading end of the document 10, the solenoid 19 is driven to rotate the change lever 18 to the position shown by the solid line, and the document 10 is guided along the rotation direction of the document support drum 20. .

When the sensor 21 detects the leading end of the document 10, the document
In 10, the conveyance is temporarily stopped, and the conveyance is restarted in accordance with the scanning timing. Document 10 restarted
Is transported between the document supporting drum 20 and the pressing roller 22,
Document support glass by document support drum 20 and document guide 23
24 is transported from right to left in the figure.

An image reading unit (not shown) such as a CCD is disposed below the original supporting glass 24, and an image on the lower surface of the original 10 is exposed at an exposure point P between the original supporting drum 20 and the original supporting glass 24. read.

The document 10 that has passed the exposure point P passes under the document guide 25 and is conveyed in the direction of the paper output roller 26, and when the leading end of the document 10 reaches the paper output roller 26. The solenoid 27 is driven, and the movable paper exit guide 28
10 is pressed against the output roller 26.

The original 10 has an output roller 26 and a movable output guide.
The document is conveyed by the document guide 28, is guided on a document discharge guide 29, and is conveyed in the direction of a discharge conveyance path 30.

The document discharge guide 29 is configured to be rotated by a solenoid 31.

The original 10 on the discharge conveyance path 30 is conveyed by a discharge roller 33 and discharged onto a discharge tray 34 after its trailing edge is detected by a sensor 32.

The sensor 32 detects that the document 10 has been discharged onto the discharge tray 34.

When the original 10 is discharged onto the paper discharge tray 34, the next original 10 is taken in from the original tray 11, and the above steps are repeated until all the originals 10 are copied.

2. When the double-sided original mode is set, the original supporting drum 20 rotates counterclockwise.

The original 10 is fed from the original tray 11 to the original feeding roll.
The roller 13 is taken in by a pair of rollers 14 and 15 for preventing double feed, and its tip is detected by a sensor 16.
Is driven to rotate the change lever 18 to the position shown by the dashed line, and the document 10 is guided in the rotation direction of the document support drum 20, that is, in the direction opposite to that in the single-sided mode.

When the leading end of the document 10 is detected by the sensor 35, the conveyance of the document 10 is temporarily stopped. Then, the conveyance is resumed at the scanning timing, and the conveyance is resumed between the original supporting drum 20 and the pressing roller 36, and the original supporting drum 20 and the original guide 25 move on the original supporting glass 24 from the left side to the right side in FIG. That is, the image is conveyed in the direction opposite to that in the single-sided mode, and the image on the lower surface of the original 10 is read at the exposure point P between the original supporting drum 20 and the original supporting glass 24.

The document 10 that has passed the exposure point P toward the right passes under the document guide 23 and is conveyed in the direction of the paper output roller 38, and the leading end of the document 10 is sent to the paper output roller 38. When it reaches, the solenoid 39 is driven and the movable paper ejection guide
40 presses the original 10 against the exit roller 38.

The original 10 has a delivery roller 38 and a movable delivery guide.
The document is conveyed by a document 40 and is conveyed in the direction of the document reversal conveyance path 41, and the document reversal conveyance path 41, the reversal conveyance roller 42 and the clutch
43 reverses the front and back.

When the leading end of the document 10 is detected by the sensor 44, the solenoid 45 is driven to open the reversing guide 41a of the document reversing conveyance path 41, the document supporting drum 20 is rotated clockwise, and the solenoid 19 is rotated. When driven, the change lever 18 rotates to the position shown by the solid line.

That is, the operation is the same as that in the single-sided mode described above, and the original 10 is transported by the transport roller 17 and the change lever.
The lower surface image is read at the exposure point P by being guided along the rotation direction of the document supporting drum 20 by the document support 18 and then discharged.

From the contact point between the original supporting drum 20 and the pressing roller 22, the sensor 21, the change lever 18, the transport roller 17, and the sensor
44, a sheet discharging roller via a reverse conveying roller 42 and a reverse conveying path 41.
If the length of the document 10 is longer than the length L of the reversing conveyance path between the roller 38 and the contact point of the movable paper output guide 40, the reversing guide 41a of the document reversing conveyance path 41 is opened and the length L of the reversing conveyance path becomes longer.
It is possible to prevent the front and rear ends of the 10 from overlapping.

Next, the configuration and operation of the digital copying machine of this embodiment will be described with reference to FIG.

The digital copying machine of this embodiment is configured so that an image of a document can be read by a CCD (charge coupled device) 50 at a reading point P of the document feeder shown in FIG. Further, the CCD 50 can read a mark of various setting data written on a mark sheet (details will be described later) instead of the original.

The read mark images of the various setting data are converted into digital signals by an analog / digital (A / D) conversion section 51, and then are converted into shading correction sections 52.
And is recognized by the condition setting sheet recognition determination unit 53.

The condition setting sheet recognition / determination section 53 as a recognition means uses, for example, a line memory or the like to determine whether or not the image of a specific area of the sheet is an image unique to the mark sheet. By reading and determining, it can be recognized as a mark sheet.

The various setting data of the mark sheet recognized by the condition setting sheet recognizing and discriminating section 53 are converted into a setting condition / numerical data discriminating section 54 as discriminating means and a data recognizing section. 55
And it is determined whether the set data is a desired value. If the value is not the desired value, the user is notified by a display or the like to input an appropriate value.

The setting data determined to be a desired value by the setting condition / numerical data discriminating section 54 and the data recognizing section 55 are transmitted to a scanner control section 56, an electrophotographic section (printer section). ) Is set in the laser process control section 57, the paper feed control section 58 for feeding a document or a sheet as another sheet, and the other 59, so that various data can be input via a numeric keypad.
Can be set with a simpler operation than when inputting data.

When the mode for outputting the setting data is set, the setting data set in each of the above sections 56 to 59 is
Read out by the stored data processing unit 60 as a data processing unit, the print processing unit 61 is processed in the recording image data in a predetermined record format, recorded image data processed is output to the printer unit 62, a printer unit 62
Is recorded on the paper.

Next, an example of the configuration of a mark sheet used in the digital copying machine of this embodiment will be described with reference to FIG.

The mark sheet 63 in FIG. 3 is formed by a plurality of rectangles 64 which are painted black and spaced apart in the leftmost column and a plurality of rectangles 65 spaced apart in the uppermost row. Image. Further, the mark sheet 63 includes an item section 67 indicating various setting data items 66 described adjacent to the plurality of rectangles 64 arranged in the leftmost column, and the item section 67.
67 are formed from a plurality of rows 68 corresponding to the respective items 66 forming the 67 and a plurality of columns 68 corresponding to the plurality of rectangles 65 arranged in the uppermost row. A data section 69 for forming a mark image.

As an example of the setting data, in the row of the exposure lamp item described in the item section 67, in each rectangle 68 arranged from the left column to the right column, the illuminance of the exposure lamp is The intensity (illuminance) is configured to be displayed in stages.

That is, a specific numerical range is set such that the rectangle arranged in the leftmost column represents the brightest illuminance, and the rectangle arranged in the rightmost column represents the darkest illuminance.
By marking a rectangle indicating the position of the desired illuminance, data on the item of the exposure lamp can be set.

Each item can be set in the same manner. In addition, how one rectangle is set, that is, what numerical value and state are indicated, is configured to be set according to the demand of the digital copying machine.

[0053] According to this embodiment, since the setting data set in the respective units 56 to 59 is recorded in the paper for Ri by the printer unit 62 is read in order to perform the copying operation correctly, serviceman When readjustment is performed, the current setting data can be known, and various data can be set by a simple operation.

In this embodiment, various setting data are inputted by the mark sheet 63. Instead, characters are written on the sheet and read optically. Is also good.

[0055]

According to the digital copying machine of the present invention, means for reading an image in a specific area on a sheet and recognizing it as a mark sheet, and a digital copying machine described on a sheet recognized as a mark sheet are provided. the setting determining means for setting data of the digital copying machine read by reading the mark images of the setting data to determine whether it has the desired value, the setting data of the digital copying machine that has been determined to have a desired value Set level value of data
It includes a data processing means for processing magnitude print printable data, and a print output means for printing out the size of les <br/> level value of the setting data of the processed digital copier since the data of the mark sheet can be verified by printing on another sheet, the result of its easily modify various settings data of the digital copying machine if necessary, can be set.

[Brief description of the drawings]

FIG. 1 is a diagram showing the configuration of one embodiment of a digital copying machine according to the present invention.

FIG. 2 is a sectional view showing an automatic document feeder of the digital copying machine of FIG. 1;

FIG. 3 is a diagram showing an example of a configuration of a mark sheet used in the digital copying machine of FIG. 1;

FIG. 4 is a block diagram showing a conventional digital copying machine.

[Explanation of symbols]

 50 CCD (Charge Coupled Device) 51 A / D Converter 52 Shading Corrector 53 Sheet Recognition and Discrimination Unit for Condition Setting 54 Setting Condition / Numeric Data Recognition Unit 55 Data Recognition Unit 56 Scanner Control Section 57 Laser Process Control Section 58 Paper Feed Control Section 60 Stored Data Processing Section 61 Various Print Processing Sections 62 Printer Section

──────────────────────────────────────────────────続 き Continuation of front page (56) References JP-A-58-186261 (JP, A) JP-A-62-5762 (JP, A) JP-A-2-21772 (JP, A) JP-A 62-5762 81162 (JP, A) JP-A-62-200476 (JP, A) (58) Fields investigated (Int. Cl. ⁶ , DB name) H04N 1/00 H04N 1/21 G03G 21/00

Claims (1)

(57) [Claims] 1. A means for reading an image in a specific area on a sheet and recognizing that the sheet is a mark sheet, and reading a mark image of setting data of a digital copying machine described on the sheet recognized as the mark sheet and reading the mark image. a determining means for setting data of the read digital copying machine determines whether it has the desired value, the setting data of the digital copying machine that has been determined to have the desired value its
The size of the configuration and data processing means for processing magnitude print printable data set level value of the data, the treated level value of the setting data of the digital copier
And a printout means for printing out a printout.