JPH08321906A - Digital image forming device - Google Patents

Abstract

PURPOSE: To obtain the digital image forming device in which the operability in the facsimile transmission or copying is improved. CONSTITUTION: While a process control section 61 and an image processing section 62 are both not driven, when an original is placed on a 2nd original table 19 only, the facsimile mode is automatically set and displayed on a screen. On the other hand, while the process control section 61 and the image processing section 62 are both not driven, when the original is placed on a 1st original table 9 only, the copy mode is automatically set and displayed on the screen.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a digital image forming apparatus having both a copy function and a facsimile function, and more particularly, to improve operability when processing two kinds of originals by two automatic original feeding devices. The present invention relates to a digital image forming apparatus.

[0002]

2. Description of the Related Art Recently, a digital image forming apparatus having a copy function and a facsimile function has appeared. In such an image forming apparatus, regardless of whether the copy function or the facsimile function is used, the document is conveyed to the contact glass by the common automatic document feeder, and the automatic document feeder is used. After reading the original conveyed on the contact glass with an optical system, copying or facsimile transmission is performed.

However, in such a digital image forming apparatus, the function currently used by the user is terminated when it is desired to perform facsimile transmission during copying of a document or when performing copying during facsimile transmission. Therefore, the usability of the digital image forming apparatus is very low because it is necessary to wait until the time. As a solution to such a problem, there is, for example, one described in JP-A-4-431 or JP-A-5-310341.

What is described in the former publication is a first original table on which an original is placed, a first conveying means for conveying the original placed on the first original table to a first reading position, A first automatic document feeder having a first paper discharging unit for discharging a document whose reading has been completed at one reading position, and a second document provided separately from the first document mounting table and on which the document is mounted. A table, and a second carrying means for carrying a document placed on the second document table to a second reading position;
A second automatic document feeder having a second paper discharging unit for discharging the document whose reading has been completed at the reading position;
When it is desired to perform facsimile transmission while the document placed on the document table is conveyed to the first reading position and the image forming section is performing the copy operation, the copy operation is temporarily stopped and the operation is shifted to the hold operation. Then, the original placed on the second original table is fed to execute the facsimile function. Then, when performing the facsimile transmission during the copying operation, after the operator sets the facsimile mode and inputs the facsimile information,
It is designed to perform facsimile transmission.

Further, in the latter one,
A plurality of original tables on which the originals are placed, a plurality of conveying means for conveying the originals placed on the plurality of originals tables to the reading position, and a plurality of paper ejecting the originals whose reading is completed at the reading position. An automatic document feeder having a sheet discharging unit, an application designating unit that designates an application (copy mode, facsimile mode, etc.) for each of a plurality of document tables, and application switching by the designation of the application by this designating unit. A device equipped with a mode switching means is described so that batting of each document can be avoided, and when the document is placed on each document table, an application can be specified to improve operability. ing.

[0006]

However, in such a conventional digital image forming apparatus, an operator has to perform a troublesome operation of setting the copy mode and the facsimile mode when performing the facsimile transmission or copying. Therefore, there is a problem that the operability of the digital image forming apparatus is low.

Therefore, the invention according to claims 1 to 4 sets the facsimile mode or the copy mode depending on the presence or absence of the originals on the first original placing table and the second original placing table or the driving states of the facsimile section and the image forming section. It is an object of the present invention to provide a digital image forming apparatus capable of improving the operability by automatically performing the operation and displaying the state after the mode setting.

According to the invention of claim 5, the facsimile mode is automatically set in accordance with the positions of the second document placing table and the document discharging table, and the state after the mode setting is displayed. An object of the present invention is to provide a digital image forming apparatus capable of improving operability. It is another object of the present invention to provide a digital image forming apparatus having a high work efficiency capable of reading a facsimile original at a high speed when performing only facsimile transmission.

[0009]

According to the first aspect of the present invention,
In order to solve the above-mentioned problems, a first original placing table on which an original is placed, a first conveying means for conveying the original placed on the first original placing table to a first reading position, and a first reading position A first automatic document feeder having a first paper discharging unit for discharging a document whose reading has been completed; and a second document mounting table provided separately from the first document mounting table for mounting a document. A second conveyance unit configured to convey the document placed on the second document placement table to the second reading position, and a second sheet ejection unit configured to eject the document that has been read at the second reading position. A second automatic document feeding device, a document reading unit for reading a document conveyed to the first reading position and the second reading position, and a first reading position by the first automatic document feeding device when a copy mode is set. The original that has been conveyed to the original is read by the original reading unit and the read information is formed on the recording paper. Digital image forming having an image forming section and a facsimile section for reading an original conveyed by the second automatic original feeding device to the second reading position by the original reading section and transmitting the same by facsimile when the facsimile mode is set. In the apparatus, first document detecting means for detecting that the document is placed on the first document placing table, second document detecting means for detecting that the document is placed on the second document placing table, and copying The operation display unit having a display screen for displaying each of the mode and the facsimile mode, and neither the image forming unit nor the facsimile unit are driven, and the detection information of the document is input from the second document detection unit, and the first When the document detection information is not input from the document detection unit, the facsimile mode is automatically set and the operation table is displayed. It is characterized by having a control means on the display screen of the parts performing control to display a facsimile mode, a.

In order to solve the above-mentioned problems, a second document placing table on which a document is placed, and a document placed on the first document placing table are conveyed to a first reading position. A first automatic document feeder having first transporting means for discharging and a first sheet discharging means for discharging a document that has been read at the first reading position, and the first document placing table provided separately. A second original placing table on which the original is placed, a second conveying unit that conveys the original placed on the second original placing table to a second reading position, and an original that has been read at the second reading position is discharged. A second automatic document feeder having a second paper ejecting unit for paper, a document reading unit for reading a document conveyed to the first reading position and the second reading position, and a second reading unit when the copy mode is set. (1) The document that is conveyed to the first reading position by the automatic document feeder is read by the document reading unit. In both cases, the image forming unit that forms the read information on the recording paper and, when the facsimile mode is set, the document that has been conveyed to the second reading position by the second automatic document feeder is read by the document reading unit and is transmitted by facsimile. In the digital image forming apparatus having the facsimile unit, the first document detecting means for detecting that the document is placed on the first document placing table, and the document placed on the second document placing table are detected. The second original detecting means for detecting, the operation display section having a display screen for displaying the copy mode and the facsimile mode, the image forming section and the facsimile section are not driven, and the original is detected by the first original detecting section. When the detection information of the original is input and the detection information of the original is not input from the second original detection unit, the copy mode is automatically set. With a constant, it is characterized by and a control means for performing control to display the copy mode on a display screen of the operation display unit.

In order to solve the above-mentioned problems, the invention according to claim 3 is the invention according to claim 1 or 2, wherein the control means receives the detection information of the document from the second document detection means, and When the document detection information is input from the first document detection unit while the facsimile unit is being driven, the copy mode is automatically set and the copy mode is displayed on the display screen of the operation display unit. It is characterized by that.

According to a fourth aspect of the invention, in order to solve the above-mentioned problems, in the invention according to the first or second aspect, the control means inputs the detection information of the original from the first original detection means, and When the document detection information is input from the second document detection unit while the image forming unit is being driven, the facsimile mode is automatically set and the facsimile mode is displayed on the display screen of the operation display unit. It is characterized by doing.

In order to solve the above-mentioned problems, the invention according to claim 5 conveys a first original placing table on which an original is placed, and an original placed on the first original placing table to a first reading position. A first automatic document feeder having first transporting means for discharging and a first sheet discharging means for discharging a document that has been read at the first reading position, and the first document placing table provided separately. A second original placing table on which an original is placed, a second conveying unit that conveys the original placed on the second original placing table to a second reading position, and an original that has been read at the second reading position. A second automatic document feeder having a second sheet discharging unit that discharges the sheet to a sheet discharging tray, a document reading unit that reads the document conveyed to the first reading position and the second reading position, and a copy mode are set. When the first
The document fed by the automatic document feeder to the first reading position is read by the document reading unit, and the image forming unit that forms the read information on the recording paper and the second automatic document feeding unit when the facsimile mode is set. In a digital image forming apparatus having a document reading section that reads a document conveyed to a second reading position by the apparatus, and a facsimile section that performs a facsimile transmission, a document is moved between a document placement position and a document non-placement position. In addition to rotatably providing a second original placing table on the main body of the second original feeding device,
A document discharge tray is rotatably provided in the main body of the second document feeder so as to move between the document discharge position and the document non-discharge position,
Detecting means for detecting that the first document placing table and the document discharging table are located at the document placing position and the document discharging position;
When the detecting means detects that the first document placing table and the document ejecting table are located at the document placing position and the document ejecting position, the facsimile mode is automatically set based on the detection information and the facsimile mode is set. And a control means for controlling to display the facsimile mode on the display screen of the operation display unit.

According to a sixth aspect of the invention, in order to solve the above-mentioned problems, in the invention according to any one of the first to fifth aspects,
Only when the facsimile transmission is carried out by the facsimile section, there is provided a carrying control means for driving the second carrying means and the second paper discharging means at a high speed so as to read the original at a high speed.

[0015]

According to the present invention, when neither the image forming unit nor the facsimile unit is driven, the original is placed on the second original placing table, and the original is not placed on the first original placing table. The facsimile mode is automatically set and the facsimile mode is displayed on the screen.

Therefore, the facsimile mode is automatically set only by placing the original on the second original placing table during the facsimile transmission, and the operator only has to perform the simple operation of inputting the facsimile transmission information. The operability during transmission is improved. According to the second aspect of the present invention, when neither the image forming unit nor the facsimile unit is driven, the original is placed on the first original placing table, and the original is not placed on the second original placing table, the copy mode is set. Is automatically set and the copy mode is displayed on the screen.

Therefore, at the time of copying, the copy mode is automatically set only by placing the original on the first original placing table, and the operator only has to perform a simple operation of inputting copy information. Operability is improved.
According to the third aspect of the invention, the copy mode is set when the original is placed on the second original placing table and the original is placed on the first original placing table while the facsimile unit is being driven. It is automatically set and the copy mode is displayed on the screen.

Therefore, when making a copy during facsimile transmission, the copy mode is automatically set only by placing the original on the first original placing table, and the operator only needs a simple operation of inputting copy information. And then
The operability at the time of performing a copy interrupt process during facsimile transmission is improved. According to the invention described in claim 4, when the original is placed on the first original placing table and the original is placed on the second original placing table while the image forming unit is being driven, the facsimile mode is set. Is automatically set and the facsimile mode is displayed on the screen.

Therefore, when performing a facsimile transmission during copying, the facsimile mode is automatically set only by placing the original on the second original placing table, and the operator simply inputs the facsimile transmission information. It is sufficient to perform only this, and the operability at the time of interrupt processing of facsimile transmission at the time of copying is improved. According to a fifth aspect of the invention, the first document placing table is rotatably provided on the main body of the second document feeding device so as to move between the document placing position and the document non-placement position, and the document ejecting stage is also provided. The paper table is rotatably provided on the main body of the second document feeder so as to move between the document discharge position and the document non-discharge position, and the second document placing table and the document discharge table are placed on the document placing table. The facsimile mode is automatically set and the facsimile mode is displayed on the screen when the printer is positioned at the position and the document discharge position.

Therefore, the facsimile mode is automatically set when the second document placing table and the document ejection table are ready to start the facsimile transmission, and the operator only has to perform the simple operation of inputting the facsimile transmission information. The operability during facsimile transmission is improved. According to the sixth aspect of the invention, only when the facsimile transmission is performed by the facsimile unit, the second conveying unit and the second sheet discharging unit are driven at a high speed so that the original can be read at a high speed. The work efficiency at the time of sending is greatly improved.

[0021]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 13 are views showing an embodiment of a digital image forming apparatus according to the present invention and correspond to any one of claims 1 to 6. First, the configuration will be described. 1 and 2
Is a digital image forming apparatus having both a copy function and a facsimile function. This image forming apparatus 1 is composed of an image forming section 2 and an image reading section 3, and an automatic document feeder 4 is mounted on the image reading section 3. ing.

The automatic document feeding device 4 comprises a first automatic document feeding device 5 and a second automatic document feeding device 6, and the first automatic document feeding device 5 reads a document from the image reading section 3 While being conveyed to the contact glass (first reading position) 7 on the upper surface, the second automatic document feeder 6 separates the original document from the contact glass 7 to the left, and the slit glass (first glass 2 reading position). In this embodiment, the original document conveyed by the first automatic document feeder 5 to the contact glass 7 is copied by the image forming unit 2 and the original document conveyed by the second automatic document feeder 6 to the slit glass 8 is used. Is sent by facsimile.

The first automatic document feeder 5 includes a first document table 9 as a first document placing table on which a plurality of documents are placed,
First paper for feeding originals placed on the first original table 9
Pick-up roller 10 and a first sheet that separates from a plurality of documents fed by the pickup roller 10 and bends
Separation belt 11 that is conveyed to contact glass 7 through conveyance path 13 and separation roller 12 that is in sliding contact with this separation belt 11.
And have.

Further, the first automatic document feeder 5 conveys the separated document to the contact glass 7 and stops it on the contact glass 7, and after reading, the document is contact glass 7.
A conveyor belt 14 that is carried out from the conveyor belt, drive rollers 14a and driven rollers 14b that are provided at both ends of the conveyor belt 14 and that drive the conveyor belt 14, and a first belt that bends the document conveyed from the contact glass 7 by the conveyor belt 14. It has a reversing roller 15 that conveys on the paper ejection path 16, and a first paper ejection roller 18 that ejects the document that has been reversed by the reversal roller 15 onto a paper ejection unit 17 below the first document table 9. ing. In this embodiment, the first pickup roller 10, the separation belt 11, the separation roller 12 and the conveyance belt 14 constitute the first conveyance means, and the reversing roller 15 and the first paper ejection roller 18 constitute the first paper ejection means. I am configuring.

Further, the second automatic document feeder 6 includes a second document table 19 as a second document table on which a plurality of documents can be placed, and a document placed on the second document table 19. The second pickup roller 20 that feeds paper, and the pickup roller 20
It has a pair of separation rollers 21 for separating only one sheet from a plurality of originals fed by. The separation roller pair 21 is a feed roller 21a that rotates with a large torque, and a reverse roller that slides on the feed roller 21a and rotates with a small torque.
21b is provided so that the uppermost original in contact with the feed roller 21a is separated from a plurality of originals.

Further, the second automatic document feeder 6 has the second conveying path 22 which is bent after being separated by the separating roller pair 21.
A conveyance roller 23 that conveys the original conveyed to the slit glass 8 through the second paper discharge path 24 as it is, and a second paper discharge path 24.
A second discharge roller 27 is provided for discharging the document conveyed above on a discharge table (document discharge table) 26 provided below the second document table 19. In the present embodiment, the second
Pickup roller 20, separation roller pair 21 and transport roller 23
Constitutes the second conveying means, and the second paper ejection roller 27 constitutes the second paper ejecting means.

Further, the document reading section 3 is provided with an irradiation means 28 and a reflection means 29 which are movable below the contact glass 7 in the horizontal direction in FIG. As shown in FIG. 3, the irradiation means 28 includes a contact glass 7 and a slit glass 8.
A light source 30 including a fluorescent lamp or a halogen lamp for irradiating the original with light through the original, a first mirror 31 for reflecting the light emitted from the light source 30 to the original, and supporting the light source 30 and the first mirror 31. In FIG. 1, a driving means (not shown) reciprocates to a reading start position indicated by A and a reading end position indicated by B below the contact glass 7, and
The main body 32 is moved to a stop position C below the slit glass 8 and stopped at this stop position C.

The reflecting means 29 is a second mirror which further reflects the light reflected from the first mirror 31 and guides it to the CCD 36.
33 and a third mirror 34, and a main body 35 that supports the second and third mirrors 33, 34 and moves in the left-right direction in FIG. When the document is read during copying, the irradiation means 28 is moved from the reading start position A toward the reading end position B, and the light source 30 irradiates the document with light to scan the document surface.
The reflected light from the original is guided to the CCD 36 by the first to third mirrors 31, 33 and 34, and the CCD 36 converts the optical signal into an electric signal. In this embodiment, the irradiation means 28, the reflection means 29 and the CCD 36 constitute a document reading section.

The image forming section 2 irradiates the photoconductor belt 37 with this electric signal as a laser beam as optical image information, and the photoconductor belt 37 is subjected to a known image forming process.
An image is formed on 37, and the toner is transferred and fixed on the recording paper. This series of processes is controlled by a process control section (image forming section) 61, and the process control section 61 is driven by a main CPU (control means) 60.

When reading an original during facsimile communication, the irradiation means 28 is moved to the stop position C and stopped, and the original passing through the slit glass 8 is irradiated with the light source 30.
The reflected light from the original is guided to the CCD 36 by the first to third mirrors 31, 33 and 34, and the CCD 36 converts the optical signal into an electric signal. The image processing unit 62 encodes the electric signal, a coding unit that modulates the coded signal, a destination facsimile device, a communication control unit that responds according to a predetermined protocol procedure, and a line is closed. It has a network controller to open, and C based on the output signal from the main CPU60.
The signal input to the CD 36 is converted into a line signal and transmitted via the line. In this embodiment, the process control unit 61
Constitutes an image forming section, and the image processing section 62 constitutes a facsimile section.

On the other hand, the digital image forming apparatus 1 is provided with an operation panel 63a and a display panel 63b,
The operation panel 63a and the display panel 63b are controlled by an operation control unit (operation display unit) 63. control panel
63a is a key for inputting various operation commands such as a start switch for instructing the start of facsimile transmission and copying, a numeric keypad for designating the facsimile destination, the number of copies, etc., and an abbreviated number key storing the destination number. The operation control unit 63 is composed of an operation unit, and when various commands are issued by the operation panel 63a, the operation control unit 63 causes the main CPU 60 to operate.
The operation information is output to. Main CPU
60 outputs a signal to the operation control section 63 based on this operation information, and the operation display section 63b drives the display panel 63b based on this signal, and the display panel 63b displays various operations and displays The facsimile mode and copy mode of the embodiment are displayed. The display of the facsimile mode and the copy mode is performed on the operation panel 63a.
You can switch by.

On the other hand, the first document table 9 is provided with a document set sensor (first document detecting means) 100,
The sensor 100 detects the presence or absence of a document on the document table 9 and outputs the detection information to the sheet through DF control unit 64 and the ARDF control unit 65. Also,
The second document table 19 is provided with a document set sensor (second document detection means) 101, which detects the presence or absence of a document on the document table 19 and outputs this detection information to the sheet-through DF control unit 64. And to the ARDF controller 65.

Sheet through DF control section (conveyance control means)
Reference numeral 64 is for driving the second automatic document feeder 6 and outputs the output signals from the document set sensors 100 and 101 to the main CP.
The second automatic document feeder 6 is driven based on the output signal from the main CPU 60 while being output to U60. AR
The DF control unit 65 drives the first automatic document feeder 5, outputs the output signals from the document set sensors 100 and 101 to the main CPU 60, and based on the output signal from the main CPU 60, the first automatic The document feeding device 5 is driven.

Further, the digital image forming apparatus 1 is provided with a mode control section (control means) 66, and the mode control section 66 is based on an output signal from the main CPU 60 and has a process control section 61 and an image processing section. The unit 62 is switched to process the image in the copy mode and the facsimile mode. Then, the main CPU 60 described above sets the copy mode or the facsimile mode and makes a copy by the operation display unit 63 according to the detection information from the document set sensors 100 and 101 and the driving states of the sheet through DF control unit 64 and the ARDF control unit 65. The display is switched between the mode and the facsimile mode, and the high-speed drive control of the second automatic document feeder 6 is performed. Also, the main CPU60
In addition to the various control units described above, controls for feeding originals from a paper feed cassette or manual feed tray (other control units
67).

Next, the operation will be described with reference to the flowcharts of FIGS. Each flowchart is executed by the main CPU 60. First, the basic control of the main CPU 60 of this embodiment will be described.
Based on the original detection information (step S1) from the original set sensor 100 or 101 and the operating state detection information (step S2) of the process control unit 61 and the image processing unit 62, the U60 sets the copy mode or the facsimile mode by the mode control unit 66. The processing in any mode is determined (step S3), and then the operation control unit 63 is driven to display the set mode on the display panel 63b (step S4).

5 to 7 show the presence / absence of a document in step S1 and the checking of the operating states of the process control section 61 and the image processing section 62 in step S2. That is, in FIG. 5, the document set sensor 100 detects the presence or absence of a document on the first document table 9 before the copy start switch is pressed (step S1).
1) Based on this detection information, it is determined whether or not there is a document on the first document table 9 (step S12). If it is determined that there is a document on the first document table 9, there is a document. (Step S13), and when it is determined that there is no document on the first document table 9, the document is set to no document (step S14).

Further, in FIG. 6, before the copy start switch is pressed, the original set sensor 101 is set to the second position.
When the presence / absence of a document on the document table 19 is detected (step S21), it is determined whether or not there is a document on the second document table 19 based on the detection information (step S22), and the document on the second document table 19 is detected. If you determine that the manuscript is available,
The original is set (step S23), and when it is determined that there is no original on the second original table 19, the original is set (step S24).

On the other hand, referring to FIG. 7, the operating mode of the machine is checked (step S31), and it is determined whether or not the start switch for facsimile transmission or copying is pressed (step S32). If yes, set the operating status (step S33),
If it has not been pressed, a non-operating state is set (step S34).

The control will be specifically described below. Either the process control unit 61 or the image processing unit 62 is driven.
As shown in FIG. 8, it is detected that there is no document on the first document table 9 based on the detection information from the document setting sensor 100 (step S41) and the detection information from the document setting sensor 101. Second manuscript table based on 1
9 After it is detected that there is a document on the upper side (step S4
2) If it is detected by the operation panel 63a that neither the process control unit 61 nor the image processing unit 62 is operating before the start switch for facsimile transmission is pressed (step S43), the facsimile mode is set. After that (step S44), the operation control unit 63 displays the display panel.
A display indicating that the mode is the facsimile mode is displayed on 63b. Therefore, the conveyance reading control and the facsimile transmission control in the facsimile mode are performed.

At this time, as shown in FIG. 9, a mode detection check is performed (step S46), and after determining whether the mode is the facsimile mode (step S47),
When it is determined that the facsimile mode is set (step S48), the sheet through DF control unit 64 drives the second automatic document feeder 6 at high speed. In particular,
When performing facsimile transmission, press the copy start switch after inputting the information of the facsimile transmission destination using the numeric keypad or abbreviated number keys.
The second automatic document feeder 6 by the sheet-through control unit 64
Second pickup roller 20, separation roller pair 21, transport roller 23
And the second paper ejection roller 27 is driven at high speed.

First, when the second pickup roller 20 is driven and a plurality of originals are placed on the second original table 19, after the plurality of originals are fed, the uppermost one is separated by the separation roller pair 21. The original document positioned at is separated and is conveyed to the slit glass 8 while being guided to the second conveying path 24.
At this time, the irradiation unit 28 is conveyed to the stop position C and stopped by the drive unit, and the light source 30 irradiates the document with light at the stop position C. This reflected light is reflected by the first to third mirrors 31 and 3
It is guided to CCD 36 by 3, 34.

The optical signal input to the CCD 36 is converted into an electric signal, encoded, and modulated according to the form of transmission, and then transmitted via a line. Also,
The document passing through the slit glass 36 is conveyed by the conveyance roller 23 along the second paper ejection path 24 and is ejected to the paper ejection table 26 by the second paper ejection roller 27. Further, the pair of separating rollers 21 is driven during this discharge to feed the subsequent document from the document stack, and the above-described reading control is performed.

On the other hand, as shown in FIG. 10, the first original table 19 is detected based on the detection information from the original set sensor 100.
It is detected that there is a document above (step S
51), after it is detected that there is no document on the second document table 19 based on the detection information from the document setting sensor 101 (step S52), before the copy start switch is pressed by the operation panel 63a. When it is detected that neither the control unit 61 nor the image processing unit 62 is operating (step S53), after setting the copy mode (step S54), the operation control unit 63 causes the display panel 63 to be displayed.
A display indicating that the copy mode is set is displayed on b. Therefore, the conveyance / reading control and the image formation in the copy mode are performed.

Specifically, when the start switch is pressed, the ARDF control unit 65 causes the first automatic document feeder 6
Drive. First, the first pickup roller 10 is driven to feed a bundle of originals, and the original is separated by the separating belt 11 and the separating roller 12 and then toward the contact glass 7 along the first conveying path 13. Be transported. Then, the driving belt 14a is driven by the driving roller 14a, and the feeding belt 14 feeds it to a predetermined stop position on the contact glass 7 (a position where the end of the document comes into contact with a reference scale (not shown)), and the driving roller 14a operates. To stop.

Then, the reading start position A is set by the driving means.
1 is moved to the right side in FIG. 1 from this position A, and the reflecting means 29 is moved in the same direction together with the irradiating means 28. At this time, the light source 30 is driven to irradiate the surface of the document with light, and the irradiating light is guided to the CCD 36 by the first to third mirrors 31, 33 and 34, and the irradiating means 28 moves this operation to the reading end position B. To continue.

The light radiated on the document surface between the reading start position A and the reading end position B is converted into an electric signal by the CCD 36, and then on the photosensitive belt 37 as a laser beam as optical image information. The image is formed on the photosensitive belt 37 by the image forming process, and then the toner is transferred and fixed on the recording paper. Then, the driving belt 14 is driven by the driving roller 14a to carry out the original from the contact glass 7, and the reverse roller 15 reversely conveys the original on the first paper discharge path 16 and then the first paper discharge roller 18
The original is ejected onto the paper ejection unit 17 by. Further, during this control, the irradiation means 28 and the reflection means 29 are moved to the left in FIG. 1 and returned to the reading start position A. While the above-described paper discharge operation is being performed, the separation belt 11 and the separation roller 12 are driven to separate one subsequent document from the document stack and the above-described reading control is performed.

As described above, in the present embodiment, (claim 1,
2 and 6), when neither the process control unit 61 nor the image processing unit 62 is driven, and the original is placed on the second original table 19 and the original is not placed on the first original table 9, the facsimile is set. The mode is automatically set and the fax mode is displayed on the screen.
Facsimile mode can be set automatically simply by placing the original on 19. Therefore, the operator only needs to perform a simple operation of inputting the facsimile transmission information, and the operability during facsimile transmission can be improved.

Further, the process control section 61 and the image processing section
When neither of the 62 is driven, the original is placed on the first original table 9 and the original is not placed on the second original table 19, the copy mode is automatically set and the copy mode is displayed on the screen. Therefore, the copy mode can be automatically set only by placing the original on the first original table 9 at the time of copying.
Therefore, the operator only needs to perform a simple operation of inputting the copy information, and the operability during copying can be improved.

During facsimile transmission by the image processing unit 62, the second pickup roller 20, the separation roller pair 21, the transport roller 23 and the second paper ejection roller 27 are driven at high speed to scan the original at high speed. Since it is read, the work efficiency at the time of facsimile transmission can be greatly improved. When interrupting copying during facsimile transmission As shown in FIG. 11, it is detected that there are originals on the first original table 9 and the second original table 19 based on the detection information from the original set sensors 100 and 101. If the facsimile mode is being operated by the image processing unit 62 (Steps S61 and S62) (Step S63), the mode control unit 66 sets the copy mode (Step S64) and then the operation control unit 63. Is displayed on the display panel 63b to inform that it is in the copy mode (step S6).
Five). When the operator inputs the copy information through the operation panel 63a, the conveyance / reading control in the copy mode and the facsimile mode is alternately performed.

Specifically, a plurality of originals are placed on the second original table 19, and as described in the above-mentioned facsimile operation, the originals are separated into one sheet on the slit glass 8 and conveyed, and the originals are conveyed. Reading is performed, and at the same time as this document discharge operation, the subsequent document feed operation is performed. During this operation, an original is placed on the first original table 9, the copy mode is displayed on the display panel 63a, and when the copy start switch is pressed, the separation belt 11 and the separation belt 11 are separated from the original bundle picked up by the first pickup roller 10. The original is separated by the separation roller 12, and the original is conveyed to the contact glass 7 and stopped by the conveyor belt 14. At this time, the irradiation means 28 is moved from the fixed position C to the reading end position B to scan and read the original, and when the scanning is completed, the original is unloaded from the contact glass 7 and at the same time the separation belt is moved.
When a document following 11 and the separation roller 12 is fed, the irradiation means 28 is conveyed to the fixed position C and stopped, and at the same time, the second pickup roller 20, the separation roller pair 21, the conveyance roller
The document placed on the second document table 19 is conveyed to the slit glass 8 by 23, and the document passing through the slit glass 8 is irradiated with light by the irradiation means 28 to read the document. The above operation is repeated until the original is exhausted.

In this case, the sheet-through DF control unit 64 sets the driving speed of the transport roller 23 and the like to be slower than in the case where only facsimile transmission is performed. As described above, in the present embodiment (claim 3), the original is placed on the second original table 19, and the original is placed on the first original table 9 while the image processing unit 62 is being driven. When the copy is performed, the copy mode is automatically set and the copy mode is displayed on the screen. Therefore, when the copy is performed during the facsimile transmission, the original is simply placed on the first original table 9. The copy mode can be set manually. Therefore, the operator only needs to perform a simple operation of inputting copy information, and it is possible to improve the operability when performing a copy interruption process during facsimile transmission. In the case of performing interruption processing of facsimile transmission during copying, as shown in FIG. 12, it is detected that there is a document on the first document table 9 based on the detection information from the document setting sensor 100 (step S71). Second document table 1 based on the detection information from the document setting sensor 101
9 After it is detected that there is a document on the upper side (step S7
2) If the process control unit 61 is operating the copy mode (step S73), the mode control unit 66 sets the facsimile mode (step S7).
4) The operation control unit 63 displays on the display panel 63b that the facsimile mode is set (step S75). When the operator inputs the facsimile transmission information through the operation panel 63a, the conveyance / reading control in the copy mode and the facsimile mode is alternately performed.

Specifically, a plurality of originals are placed on the first original table 9, and as described in the above-mentioned copy operation,
The original is separated and conveyed to the contact glass 7, and the original stopped on the contact glass 7 is read.
Simultaneously with this document discharge operation, the subsequent document feed operation is performed. During this operation, a manuscript is placed on the second manuscript table 19, the facsimile mode is displayed on the display panel 63a, the information of the facsimile destination is input by the ten keys or the abbreviated number keys, and then the copy start switch is pressed. Then, the document is discharged from the contact glass 7 by the transport belt 14 and at the same time, the separation belt 11
When the following document is separated by the separation roller 12 (feeding is started), the irradiation means 28 is stopped and moved to the fixed position C, and at the same time, the second pickup roller 20, the separation roller pair 21, and the conveyance roller 23. The original placed on the second original table 19 is conveyed to the slit glass 8 by the second irradiation means 38, and the original passing through the slit glass 8 is irradiated with light to read the original.

Next, when the reading is completed, the original is conveyed onto the contact glass 7 and stopped. Therefore, the irradiation means 28 is moved from the fixed position C to the reading end position B to read and scan the original on the contact glass 7. To do. Further, when there is a succeeding facsimile original, when the original is carried out from the contact glass 7 and the succeeding original is fed to the separation belt 11 and the separation roller 12 at the same time, the irradiation means 28 is fixed at the fixed position C. The document placed on the second document table 19 is transported to the slit glass 8 by the second pickup roller 20, the separation roller pair 21, and the transport roller 23 at the same time as being stopped by the irradiation means 28.
Irradiate the original that passes through to read the original,
After that, the above-described operation is repeated until there are no more facsimile originals or copied originals.

As described above, in the present embodiment (claim 4), while the document is placed on the first document table 9 and the process controller 61 is being driven, the second document table 9
When the original is placed on the original 19, the facsimile mode is automatically set and the facsimile mode is displayed on the screen. Therefore, when the original is placed on the second original table 19 when the original is sent by facsimile during copying. You can set the fax mode automatically just by placing it. Therefore, the operator only needs to perform a simple operation of inputting the facsimile transmission information, and it is possible to improve the operability in performing the interruption processing of the facsimile transmission during copying.

In this example, the second original table 19 is used.
The discharge table 26 and the process control unit 61 are fixed.
Also, when a document is placed on the second document table 19 in a state where the image processing unit 62 is not in operation, control is automatically performed to switch to the facsimile mode, but the present invention is not limited to this mode. That is, the second original table 19 and the paper ejection table 26 are rotated by approximately 90 ° clockwise from the original document placement position and the original document ejection position shown in FIG. Second as you can
It is rotatably attached to the main body of the automatic document feeder 6 and has a second document table at the document placing position and the document discharging position, respectively.
A second document table detection sensor 102 and a discharge table detection sensor 103 are provided as detection means for detecting 19 and the discharge table 26.

Then, at the time of facsimile transmission, the second original table 19 and the paper discharge table 26 are rotated and set from the original non-mounting position and the original non-paper discharging position to the original placing position and the original discharging position. When both sensors 102, 103 detect, the main CPU 60 automatically sets the facsimile mode by the mode control unit 66 based on the detection information, and displays the facsimile mode on the display panel 63b by the operation display unit 63 (FIG. 13). (See S81 to S84 in the flowchart of FIG.

By doing so (claim 5), the facsimile mode can be automatically set when the second original table 19 and the discharge table 26 are ready to start the facsimile transmission. Therefore, the operator only needs to perform a simple operation of inputting the facsimile transmission information, and the operability during facsimile transmission can be improved.

[0058]

According to the first aspect of the present invention, the facsimile mode can be automatically set only by placing the original on the second original placing table at the time of facsimile transmission. It is only necessary to perform a simple operation of inputting, and operability at the time of facsimile transmission can be improved.

According to the second aspect of the invention, since the copy mode can be automatically set only by placing the original on the first original placing table at the time of copying, the operator simply inputs the copy information. Only a simple operation needs to be performed, and the operability during copying can be improved. According to the third aspect of the present invention, when copying is performed during facsimile transmission, the copy mode can be automatically set only by placing the original on the first original placing table. Therefore, the operator can copy the copy information. It is only necessary to perform a simple operation of inputting, and it is possible to improve the operability at the time of performing a copy interrupt process during facsimile transmission.

According to the fourth aspect of the present invention, when the facsimile transmission is performed during copying, the facsimile mode can be automatically set only by placing the original on the second original placing table. Requires only a simple operation of inputting facsimile transmission information, and it is possible to improve operability when performing interruption processing of facsimile transmission during copying.

According to the fifth aspect of the invention, the facsimile mode can be automatically set when the second document placing table and the document ejection table are ready to start the facsimile transmission. All you have to do is a simple operation to enter the fax transmission information.
The operability during facsimile transmission is improved. According to the sixth aspect of the present invention, the second conveying means and the second conveying means are provided only when the facsimile transmission is performed by the facsimile section.
Since the paper discharge means is driven at high speed to read the original at high speed, the work efficiency at the time of facsimile transmission can be greatly improved.

[Brief description of drawings]

FIG. 1 is an overall configuration diagram showing an embodiment of a digital image forming apparatus according to the present invention.

FIG. 2 is a block diagram of a control system of the digital image forming apparatus according to the embodiment.

FIG. 3 is a configuration diagram of an irradiation unit according to an embodiment.

FIG. 4 is a flowchart of basic mode setting according to an embodiment.

FIG. 5 is a flowchart when a document is detected by the document setting sensor 100 according to the embodiment.

FIG. 6 is a flowchart when a document is detected by a document setting sensor 101 according to an embodiment.

FIG. 7 is a flowchart for checking the operating state of the machine according to the embodiment.

FIG. 8 is a flowchart of mode setting only during facsimile transmission according to an embodiment.

FIG. 9 is a flowchart when a facsimile original document according to an embodiment is being conveyed.

FIG. 10 is a flowchart of mode setting only during copying according to an embodiment.

FIG. 11 is a flow chart of mode setting when a copy interrupt process is performed during operation in a facsimile mode according to an embodiment.

FIG. 12 is a flow chart of mode setting when performing interrupt processing of facsimile transmission during operation in the copy mode according to the embodiment.

FIG. 13 is a flowchart of another aspect of mode setting only during facsimile transmission.

[Explanation of symbols]

 1 Digital Image Forming Device 2 Image Forming Section 4 Automatic Document Feeding Device 5 First Automatic Document Feeding Device 6 Second Automatic Document Feeding Device 7 Contact Glass (First Reading Position) 8 Slit Glass (Second Reading Position) 9 First original table (first original placing table) 10 First pickup roller (first conveying means) 11 Separation belt (first conveying means) 12 Separation roller (first conveying means) 14 Conveying belt (first conveying means) 15 Reversing roller (first sheet discharging means) 18 First sheet discharging roller (first sheet discharging means) 19 Second document table (second document placing table) 20 Second pickup roller (second transporting means) 21 Separation roller pair ( Second transport means 23 Transport roller (second transport means) 26 Paper ejection table (document delivery table) 27 Second paper delivery roller (second paper delivery means) 28 Irradiation means (original reading section) 29 Reflection means (original) (Reading section) 36 CCD (original reading section) 60 Main CPU ( Control unit) 61 Process control unit (image forming unit) 62 Image processing unit (facsimile unit) 63 Operation control unit (operation display unit) 66 Mode control unit (control unit) 100 Original set sensor (first original detection unit) 101 Original Set sensor (second document detection means) 102 Document table detection means (detection means) 103 Discharge table detection means (detection means)

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Takashi Gono 1-3-6 Nakamagome, Ota-ku, Tokyo Stock company Ricoh Co., Ltd. (72) Hiroshi Yoshizawa 1-3-6 Nakamagome, Ota-ku, Tokyo Stock Within Ricoh Company (72) Inventor Hideyoshi Oshio 1-3-6 Nakamagome, Ota-ku, Tokyo Within Ricoh Company, Ltd.

Claims (6)

[Claims] 1. A first original placing table on which an original is placed, and the first original placing table.
A first automatic original having a first conveying means for conveying the original placed on the original placing table to a first reading position and a first paper discharging means for discharging the original read at the first reading position A feeding device, a second document placing table that is provided separately from the first document placing table and places the document, and a second document feeding station that conveys the document placed on the second document placing table to the second reading position. A second automatic document feeder having a conveying unit and a second sheet discharging unit that discharges the document that has been read at the second reading position, and the document conveyed to the first reading position and the second reading position. And an image forming section for reading the document conveyed by the first automatic document feeder to the first reading position by the document reading section and forming the read information on the recording paper when the copy mode is set. Section, when the facsimile mode is set, the second automatic source In a digital image forming apparatus having a facsimile unit for reading a document conveyed by a document feeding device to a second reading position by a document reading unit and transmitting the data by facsimile, the document is placed on a first document table. First to detect
A document detecting unit and a second document detecting unit that detects that the document is placed on the second document table.
The document detection unit, the operation display unit having a display screen for displaying the copy mode and the facsimile mode, the image forming unit and the facsimile unit are not driven, and the detection information of the document is output from the second document detection unit. Control means for automatically setting the facsimile mode when the detection information of the original is not input from the first original detection means and for displaying the facsimile mode on the display screen of the operation display section. A digital image forming apparatus having. 2. A first original placing table on which an original is placed, and the first original placing table.
A first automatic original having a first conveying means for conveying the original placed on the original placing table to a first reading position and a first paper discharging means for discharging the original read at the first reading position A feeding device, a second document placing table that is provided separately from the first document placing table and places the document, and a second document feeding station that conveys the document placed on the second document placing table to the second reading position. A second automatic document feeder having a conveying unit and a second sheet discharging unit that discharges the document that has been read at the second reading position, and the document conveyed to the first reading position and the second reading position. And an image forming section for reading the document conveyed by the first automatic document feeder to the first reading position by the document reading section and forming the read information on the recording paper when the copy mode is set. Section, when the facsimile mode is set, the second automatic source In a digital image forming apparatus having a facsimile unit for reading a document conveyed by a document feeding device to a second reading position by a document reading unit and transmitting the data by facsimile, the document is placed on a first document table. First to detect
A document detecting unit and a second document detecting unit that detects that the document is placed on the second document table.
The document detection unit, the operation display unit having a display screen for displaying the copy mode and the facsimile mode, the image forming unit and the facsimile unit are not driven, and the detection information of the document is sent from the first document detection unit. Control means for automatically setting the copy mode when the detection information of the original is not input from the second original detection means, and for controlling the display of the copy mode on the display screen of the operation display section. A digital image forming apparatus having. 3. The control means receives the original detection information from the second original detection means, and the original detection information from the first original detection means while the facsimile unit is being driven. 3. The digital image forming apparatus according to claim 1, wherein the copy mode is automatically set, and the copy mode is displayed on the display screen of the operation display unit. 4. The control unit receives the document detection information from the first document detection unit and also receives the document detection information from the second document detection unit while the image forming unit is being driven. 3. The digital image forming apparatus according to claim 1, wherein the facsimile mode is automatically set and the facsimile mode is displayed on the display screen of the operation display unit when the facsimile mode is set. 5. A first original placing table on which an original is placed, and the first original placing table.
A first automatic original having a first conveying means for conveying the original placed on the original placing table to a first reading position and a first paper discharging means for discharging the original read at the first reading position A feeding device, a second document placing table that is provided separately from the first document placing table and places the document, and a second document feeding station that conveys the document placed on the second document placing table to the second reading position. A second automatic document feeder having a conveying unit and a second sheet discharging unit that discharges a document, which has been read at the second reading position, to a document discharging tray, a first reading position and a second reading position. And an original reading unit for reading the original conveyed to the first and a copy mode, the original conveyed to the first reading position by the first automatic original feeding device is read by the original reading unit, and the read information is recorded on the recording paper. When the facsimile mode is set and the image forming unit to be formed on A digital image forming apparatus having a facsimile section for reading a document conveyed by a second automatic document feeder to a second reading position by a document reading section and transmitting the same by facsimile. A second document placing table is rotatably provided on the main body of the second document feeding device so as to move between the positions, and a second document placing table is provided so as to move between the document discharge position and the document non-discharge position. A document discharge tray is rotatably provided on the main body of the document feeder, and a detection unit that detects that the first document mount and the document discharge tray are located at the document mount position and the document discharge position, When the detecting means detects that the first original placing table and the original ejecting table are located at the original placing position and the original ejecting position, the facsimile mode is automatically set based on the detected information, and Digital image forming apparatus comprising control means for controlling to display the facsimile mode to the display screen of the operation display section, to have a. 6. A transport control means for controlling the second transport means and the second paper discharge means at a high speed to read the original at a high speed only when performing a facsimile transmission by a facsimile section. Claims 1-5
The digital image forming apparatus according to any one of claims.