JP2003233275A - Image forming apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To interrupt a preceding image forming job so as to perform another image forming job and to restart the preceding image forming job after finishing another image forming job. <P>SOLUTION: An operation part 101 issues an instruction to a job control part 106 via an image forming job putting-in part 102, a tab paper feed setting part 103 and an interrupt job putting-in part 104. The setting part 103 is provided to set recording paper in the image forming job, and a recording paper transport part 107 transports various kinds of recording paper to an image forming place according to the contents of the instruction. The putting-in part 104 is an instruction part to newly interrupt and put in the image forming job halfway through the job which is being processed, and information on the interrupted job is preserved by a job preservation part 105. The interrupted job is restarted by restoring the information on the job stored in the preservation part 105 to the control part 106 when the interrupt image forming job is finished. <P>COPYRIGHT: (C)2003,JPO

Description

Description: BACKGROUND OF THE INVENTION [0001] 1. Field of the Invention [0002] The present invention relates to an image forming apparatus.
And more specifically, interrupting the previous imaging job
Execute an image forming job and finish the other image forming job.
An image that restarts the preceding image forming job after
It relates to a forming apparatus. [0002] In recent years, networking and image data
Copiers, printers,
Facsimile, scanner, etc. are integrated, and each
Multifunction multifunction devices that process as seed functions
It is becoming more common. In such a multifunction device
To the operator of the aircraft or the operator via the network
Therefore, many processing requests are issued all at once.
I do. For this reason, multiple processing requests for various functions are received.
Control to make it possible to
Separate multiple processes to improve the efficiency of processing requests
And control in parallel. However, processing requests having common processing contents
If multiple requests are issued, while one request is being processed
Other requests are waiting. For example, copy requests and pre-
Event requests are issued at the same time,
Other than waiting for the printing operation on the recording paper to finish,
Did not. At this time, if the amount of one process is enormous
May not be able to start the other process until this process is finished.
Therefore, no matter how little the other process is,
The problem that the time in
Was. [0004] Therefore, in order to solve this problem,
Once stopped for a request to be processed, another
Submit an image forming job as an interrupt image forming job
Control methods exist. This method is better for processing requirements
A priority is set and the current line is
Low-priority processing requests at appropriate times
Interrupt and execute a high-priority processing request, and
Restarts the interrupted operation after the processing request
This problem has been solved by controlling it in the following manner. [0005] Such an interrupt picture
At the time an image forming job is entered, the image
Setting of image forming job (interrupted image forming job)
Will be saved at the point of interruption and the interrupted
The job that was being performed at the time
(Image forming job) settings are automatically reset and interrupted
Processing resumed correctly, but was exhausted before and after the interruption
The remaining material is consumed by the interrupt job
To change. Consumables consumed by an interrupt job
Is a general paper or toner, etc.
After the interrupt job ends because they exist uniformly in the
But the consumables remain because the type of consumables has not changed
There is no problem as long as there is. However, the tab paper
Paper that has an order between papers, such as
Paper is being consumed in interrupted image forming jobs
If it is lost, it will be out of order after resuming,
The processing result of the embedded image forming job is
A defect occurs unlike the previous one. The present invention has been made in view of such a problem.
The purpose of the
Interrupt the job and perform another image forming job, and
After the end of the image forming job, restart the preceding image forming job
It is another object of the present invention to provide an image forming apparatus. [0008] The present invention provides such an eye.
Sheet feeding means for feeding a sheet to achieve a target
And forming an image on the sheet fed from the sheet feeding means.
Image forming means for performing an image forming job to be formed, and a preceding image
Interrupt the formation job and start another image formation job.
After the end of another image forming job, the preceding image forming job
Control means for resuming the preceding image forming job.
Job feeder feeds sheets in any order
When using a step, the control means may control the image formation by another
The job used by the preceding image forming job
The use of feeding means is avoided.
You. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an embodiment of the present invention;
An example will be described. [Embodiment 1] An image of the first embodiment of the present invention will be described below.
As a forming device, an image is formed on tab paper.
To enter an interrupt job for the job being processed.
Tab paper used by the interrupted job
Prohibit selecting the paper source that stores
A description will be given using a copying machine as an example. FIG. 1 shows a digital copying machine to which the present invention is applied.
Is a diagram showing a functional configuration of the digital copying machine.
For setting various settings for the machine, submitting image forming jobs, etc.
Display and display various statuses.
Input unit 102, tab paper feed setting unit 103, interrupt job
In this embodiment, a command input unit such as a
To the entire job control unit 106 of the digital copying machine
It is configured to put out. The tab paper feed setting unit 103 includes an image forming job
For setting tab paper as recording paper in the printer
According to the instruction, the recording paper transport unit 107 causes the tab paper
For example, various recording papers are conveyed to an image forming place. Also,
If necessary, the number of tab sheets and the size of the tab
specify. An interrupt job input unit 104 is used for image formation.
The image forming job previously input by the job input unit 102
During processing, a new image is created in the middle of the job being processed.
This is the instruction section for interrupting and submitting the formation job.
The information of the job interrupted at the time of
5, the interrupted image forming job is completed
At this point, the job information stored in the job
Information is returned to the job control unit 106 and interrupted.
The job is resumed. Reference numeral 108 denotes a document image read on the document table.
The document reading unit that
You. Reference numeral 109 is read by the document reading unit 108
Of image processing to be performed on the given digital image information
Is an image processing control unit that controls
By giving appropriate instructions, shading, background removal,
Necessary for performing copying such as reduction / enlargement, rotation deformation, etc.
Controls all functions. Reference numeral 112 denotes a document reading unit
108, digital image processed by the image processing unit 111
An image storage unit for storing information.
DD and RAM are used. The image processing control unit 109 includes an image storage unit 11
2 by calling the digital image information stored in
Transmits the extracted digital image information to the image forming unit 110
At the same time, the job control unit 106 transports the recording paper to the recording paper.
Paper to the image forming location
Image formation based on digital image information
ing. FIG. 2 shows a general configuration of a digital copying machine.
In the drawing, reference numeral 100 denotes a digital copier main body, 28
0 is an automatic document feeder (DF). The symbol 201 is the original
Platen glass as a paper loading table, 202 is a scanner
And the document illumination lamp 203, the scanning mirror 204, etc.
It is configured. Scanner specified by motor not shown
The light is scanned back and forth in the direction
Through the lens 207 through the
An image is formed on the CCD sensor in the sub-unit 208. Reference numeral 209 denotes a laser or polygon scanner
And the like, and an image sensor unit 208
Is converted into an electric signal, and a predetermined image processing described later is performed.
The laser light 219 modulated based on the modulated image signal.
The light is irradiated on the optical drum 211. Around photoconductor drum 211
The primary charger 212, the developing device 213, the transfer charger
216, pre-exposure lamp 214, cleaning device 215
Is equipped. In the image forming unit 210, a photoconductor
The drum 211 is driven by a motor (not shown)
To the desired potential by the primary charger 212.
Is charged, the laser light 21 from the exposure control unit 209 is charged.
9 is irradiated to form an electrostatic latent image. Photoconductor drum 2
The electrostatic latent image formed on image 11 is developed by developing unit 213.
Image and visualized as a toner image. On the other hand, the right cassette deck 221, the left cassette
Drawer 222, upper cassette 223 or lower cassette
To the pickup rollers 225, 226, 2
The recording paper fed by the paper feed rollers 27 and 228
29, 230, 231, 232
The paper is fed to the transfer belt by the
The converted toner image is transferred to recording paper by the transfer charger 216.
Will be copied. After the transfer, the photosensitive drum is cleaned by a cleaner device.
215 removes residual toner, and the pre-exposure lamp 21
4 erases the residual charge. The recording paper after transfer
The photosensitive drum is separated from the photosensitive drum by the separation charger 217,
The sheet is conveyed to a fixing device 235 by a photo belt 234. Establishment
Is fixed by pressure and heat in
It is further discharged outside the main body 100. The main body 100 has, for example, 3500
A deck 250 capable of storing recording paper is provided. D
The lifter 251 of the key 250 has a pickup roller 252
Rises according to the amount of recording paper so that the recording paper always contacts
Then, the recording paper is fed to the main body by the paper feed roller 253.
You. In addition, manual paper feeding that can accommodate 100 sheets of recording paper
A part 254 is provided. Further, in FIG.
With the flapper, the transfer path 238 side and the discharge path 243 side
Guide the recording paper to the gap. Reference numeral 240 denotes a lower transport path,
The recording paper sent from the paper roller 236 is passed through the reverse path 2
The recording paper is turned over via 39 and guided to the re-feeding path 241.
The paper is supplied from the left cassette deck 222 by the paper feed roller 230.
The printed recording paper is also guided to the re-feed path 241. Sign
Reference numeral 242 denotes a re-feeding operation for re-feeding the recording sheet to the image forming unit 210
Roller. Reference numeral 244 denotes the vicinity of the discharge flapper 237.
And a discharge path by the discharge flapper 237.
Discharge to discharge the recording paper switched to 243 outside the machine
Roller. During double-sided recording (double-sided copying),
Raise the paper 237 to move the copied recording paper
238, the reversing path 239, and the lower transport path 240
It is led to a paper feed path 241. At this time, the reversing roller 245
Therefore, the trailing edge of the recording paper completely escapes from the transport path 238.
And the state in which the recording paper is bitten by the reversing roller 245.
Into the reversing path 239 until the reversing roller 245
The sheet is sent to the transport path 240 by being reversed. Book
When the recording paper is inverted and discharged from the body,
237 is raised, and the recording paper is
Up to the position where the rear end of the
239 to reverse the reversing roller 245.
And the recording paper is turned over and fed to the discharge roller 244 side.
Start. Reference numeral 290 denotes a mark discharged from the main body 100.
A paper-eject processing device that binds and binds recording paper, and discharges each sheet.
The recording papers to be stacked are stacked on the processing tray 294 and aligned.
When the image formation for a certain number of sheets has been discharged, the recording paper bundle is
The output tray 292 or the output tray 293 is taped.
Discharge in bundles. The output tray 293 is a motor (not shown)
Up and down to control the processing before starting the image forming operation.
Move to the position of ray 294, and
As the stacked recording paper is loaded, the height of the paper surface
Move to position 94. Further, reference numeral 291 denotes the digital copier 10.
Insert paper to be inserted between the recording paper discharged from 0.
295 is a paper tray for stacking the discharged recording paper in Z
This is a Z-folding machine for folding. Reference numeral 296 denotes the discharged
Fold the recording paper in the center and staple it
A bookbinding machine that performs bookbinding by binding
Is discharged to the discharge tray 297. Next, a feature of the first embodiment of the present invention is as follows.
Image forming jobs using tab paper as recording paper (hereinafter referred to as
Setting of interrupt job during execution of the preceding job
In the tab paper feeder used in the preceding job
About processing to prohibit setting to do paper
explain. For setting the paper feed unit used in the interrupt job
First, the position of the paper feeder used in the preceding job
Check that this paper source contains tab paper.
Check that the page is a tab sheet.
What is necessary is just to make it impossible to select this paper feeding unit. FIG. 3 illustrates an interrupt job setting operation.
This flowchart.
The program to be executed is executed by the job control unit 106.
You. First, it is assumed that the preceding job is stored in the first paper feed unit.
A4 size plain paper and stored in the third paper feeder
Mass copy using A4 size tab paper
Interrupt job is set during this process.
Suppose that Note that this is assumed for the sake of explanation.
However, in actuality, the order
All you need to do is use one that has a clerk. The screen shown in FIG.
When the copy key 1201 is touched,
An interrupt request is issued for the current image forming job.
And the interrupt job setting screen shown in FIG. 13 is displayed.
It is displayed (S301). Next, set the interrupt job
Set to the initial value, that is, to the setting state of the screen shown in FIG.
(S302), and the initial value is
Check whether any setting change operation has been performed (S3
03). Job start is instructed without any setting change operation.
Is pressed, that is, the start key on the operation unit 101 is pressed
Is executed (S304), the interrupt job
The preceding job is interrupted to start (S305). So
The job settings and job progress of the preceding job
The line status is stored in the job storage unit 105 (S306),
An interrupt job is started (S307). When the setting change operation is performed in S303
If any of the changed interrupt job settings
The setting contents are updated for items other than the selection (S3
08). Subsequently, a setting change operation is performed on the paper feeding unit.
That is, the paper selection key 1301 shown in FIG.
It is confirmed whether or not it has been touched (S309). Change of paper feeder
If not, processing for the setting change operation
The process proceeds to S304 as completed, and the content after the setting is changed.
Check if the job starts. In step S309, a setting change operation is performed on the sheet feeding unit.
Is performed, it is shown in the flowchart of FIG.
The paper feeding unit setting operation is processed (S310), and the setting contents are used.
Proceed to S304. In step S304, the interrupt job
If the start instruction has not been issued, that is, the operation unit 1
If the start key on 01 is not pressed,
The process returns to step S303 in case the setting is changed. Next, a setting is made for the sheet feeding section shown in FIG.
Describes the flowchart when a change operation is performed.
Make a light. Program that realizes this flowchart
Is executed by the job control unit 106. A setting change operation is performed on the sheet feeding unit.
Time, that is, when the paper selection key 1301 is touched,
A selection screen of the paper feeding unit shown in FIG.
(S401). In FIG. 5, the state of the paper feeding unit is left blank.
Until the background only is displayed. Next, in order to detect the state of each sheet feeding unit,
Set the number Dfeed of the paper feed unit whose status is to be detected to 1.
(S402). Paper feed unit number Dfeed for this status detection
The state of the paper supply unit specified by
Refer to the status management table to check the paper feed status, paper size, and paper
The seed and the remaining amount of paper are checked (S403 to S406). Here, the sheet feeding unit state management table shown in FIG.
Will be described. The total number of paper feeds Nmaxfeed
Paper feed unit electrically connected to digital copier
(601). The feeder number Nfeed is a digital
Identify each paper source assigned inside the copier
(602, 607, 612). Salary
The paper status information STSfeed indicates the current status of the paper feed unit.
Indicates that the paper can be fed and the paper tray is not detected.
Error, transport error warning, preparations, etc. (603, 60
8, 613). The paper size information Psize is set in the paper feed unit.
(604, 609, 61)
4). The paper type information Ptype is
Paper type (605, 610, 615)
Paper, colored paper, recycled paper, cardboard, OHP sheets, tab paper, etc.
You. The type of paper stored in the paper feed unit from the operation unit is tab paper.
When set, paper type information Ptype of the set paper feed unit
Switches to tab paper. The remaining paper Prest is
Is displayed (606, 61).
1, 616). In FIG. 6, the sheet feeding units 1 and m (m is 1 <m
<Positive integer that satisfies Nmaxfeed), only Nmaxfeed is shown
However, in fact, Nfeed, STSfeed, Psiz
e, Ptype, Prest are prepared. Various kinds of information of the sheet feeding unit to be detected are stored in S40.
After confirming in steps 3 to S406, the detection result is displayed on the operation unit.
To be displayed. At this time, the feeder status STSfeed is
Paper is not available, or paper remaining Prest is out of paper
Or (S407) is satisfied
Paper is considered unusable for interrupted jobs and
When displaying the paper section on the operation section, the button representing the paper feed section is shaded.
Display so that you cannot select this paper source from the operation unit.
(S411). As a result of the determination in S407, both are satisfied.
If the Ptype of this paper feed unit is tab paper
It is confirmed whether or not there is (S408). In S408, use tab paper.
If this is the case, the user can select this paper supply unit from the operation unit (S
410). If it is a tab sheet in S408,
To confirm that this paper feed unit is used (S40).
9). This paper feed unit is used in the preceding job in S409
If this is the case, disable this paper source selection in the interrupt job.
You. On the other hand, a tab sheet is stored in the sheet feeding section.
Even if it is not used in the preceding job, the interrupt job
Has no effect on the preceding job that was interrupted.
Therefore, selection from the operation unit is enabled. S403 described above
Feeding of feeder number Dfeed in a series of steps from S411 to S411
Checks whether a part can be selected in an interrupt job
I can do it. Next, the feeder number Dfeed and the total feeder number N
Compare with maxfeed (S412), and if not equal,
Dfeed 1
(S413), and returns to S403 to change the state of the next sheet feeding unit.
Perform state detection. Repeat this process for all paper feed units
Interrupts all paper feeders.
Confirm that the device can be used in the service. All paper feed
Figure 7 shows the display on the operation unit after confirming the
Show. In the screen shown in FIG.
Indicates that there is no paper, and the third paper feeding unit 704 stores the stored paper.
Are shaded for tab paper. 3rd salary
The shading of the paper section was mentioned earlier
This is because the tab sheet is used in the preceding job. other
In the paper feeding unit, the result of the determination in S407 to S409 is
Was determined to be a paper source that can be used in the interrupt job.
The choice is possible. Preceding job unlike the third paper feeder
The first paper feed unit used in
Indicates that the paper stored in the first paper feed unit is plain paper.
It is. After entering the paper source selection screen,
Time from detecting the status of the unit to displaying the result
(S403-S412-Yes) indicates that the operator
It's an instant of time you don't notice. After confirming all paper feeding units,
Operate the available paper sources in the setting of the job
It is checked whether the user has made a selection (S414).
If so, use the selected paper source for the interrupt job.
(S416), and set the paper feed unit
The processing of the operation ends. On the other hand, if it is not selected in S414
If not, a cancel button 706 for returning from the selection screen is displayed.
It is confirmed whether or not it has been selected (S415), and the cancel button 70
If 6 is selected, the paper feed unit used in the interrupt job
To the initial setting value of the interrupt job performed in S302
Return (S417), and terminate the processing of the paper feed unit selection operation.
You. If the cancel button 706 is not selected,
Is not completed, and returns to step S402.
The process of selecting the paper feed unit is repeated again. As described above, the interrupted
Assign the paper source that stores the tab paper used in the job.
Excluded from the selection of paper source in the setting of embedded job
To prohibit selection in interrupt jobs.
Noh. Embodiment 2 As a second embodiment of the present invention,
In-process job for forming an image on tab paper
In the setting to submit an interrupt job to
Paper feed unit that stores tab sheets used by the loaded job
Alerts you to replace paper in the paper source when selecting
Job until the status of the paper feed unit changes
An example of a digital copier that does not enable the settings
I will tell. In the digital copying machine of the second embodiment,
The basic operation is the same as in the first embodiment, except that
Some processes during operation processing and start of interrupt job
Because of the difference in the previous operation, this process is described
Now. FIG. 8 shows a sheet feeding section setting operation in the second embodiment.
This flowchart is a flowchart for explaining the operation process.
The program for realizing the chart is sent to the job control unit 106.
More executed. The difference from FIG. 4 of the first embodiment is S408,
The processing for the sheet feeding unit storing the tab sheet in S409 is performed.
It is gone. This is used in the predecessor job
Job for the paper feeder that stores the tab paper
However, they were allowed to use it. FIG. 9 shows an interrupt job in the second embodiment.
This flowchart is for explaining the setting operation of the
The program that implements the flowchart is the job control unit 1
06. The difference from the first embodiment shown in FIG.
Feeder used in the interrupt job between 06 and S307
Where the processing flow according to the selection result is added
It is. In step S305, the preceding job is interrupted.
Stores the job information of the preceding job suspended in S306
The paper feeder used in the interrupt job
Check that it matches the paper source used by the
(S901). If the paper feed units do not match in S901
In this case, the interrupt job is opened as in the first embodiment.
It is started (S307). On the other hand, if the paper feed units match in S901,
The paper type Pty of the paper stored in the matching paper feed unit
Check if pe is tab paper (S902), and it is not tab paper
If this is the case, the interrupt job starts as before.
It is. The paper type of the paper stored in the matching paper
If the tab is tab paper, it is stored in the paper
The stack must be replaced for the interrupt job. When replacing a sheet bundle, first, an operator
Shown in FIG. 10 to prompt
The displayed screen is displayed on the operation unit 101 (S903).
Reference numeral 1001 in the figure is used to replace paper for an interrupt job.
An icon representing a power target is shown. Then, the target
By referring to the status STSfeed of the paper feed unit,
Check that the paper feed unit for the image forming apparatus has been pulled out
(S904). Confirmed that the paper feed unit was pulled out
Later, next, it is necessary for the operator in the interrupt job
FIG. 11 shows that the paper is set in the target paper feeding unit.
A screen is displayed on the operation unit 101 (S905). Middle mark
No. 1101 should set paper for interrupt job
An icon representing the target is shown. After this, the target paper
By referring to the status STSfeed of the department again,
The paper feed unit that stores the stack of paper for
It is confirmed that it has been set in the position (S906). It is also confirmed that the setting has been made in S906.
Refer to the remaining paper Prest
Caused the stack of paper for the interrupt job to be stored correctly
Is confirmed (S907). As a result of this confirmation,
If detected, the paper bundle exchange process has been completed normally
To start an interrupt job. Conversely, after a certain time
Even if the presence of paper cannot be detected (S908),
Again assuming that the paper is not set correctly in the
Return to step 903 and repeat the paper exchange operation of the paper feed unit.
And As described above, for tab paper
Interruption for the job being processed during image formation
Job that is interrupted in the setting to submit only jobs
Interrupts the paper source that stores the tab paper
Paper in the paper feed unit when selecting to use
Warning is displayed on the operation panel, and
Until the removal is detected, enable the setting of the interrupt job.
Control can be performed. [Other Embodiments] In Embodiments 1 and 2 described above,
Indicates that the preceding image forming job
When using paper, the interrupt image forming job
Use the paper source used by the image forming job
However, the present invention is limited to tab paper.
Not in the paper feed section where the sheets whose order is
Can also be applied. For example, with the sheet whose order is
For example, there are sheets that are printed in order. sand
That is, in the present invention, the order of the preceding image forming job is
If you use a feeder to feed the sheets
When the forming job is used by the preceding image forming job
This includes avoiding the use of coders. In the first and second embodiments described above,
Image forming job uses the paper feeder loaded with tab paper.
If you use the interrupt image forming job,
Avoid using the paper source used by the job
However, the present invention is limited to interrupted image forming jobs.
Not after the completion of the preceding imaging job
The present invention is also applicable to a case where a subsequent image forming job is performed.
That is, according to the present invention, the preceding image forming job
If you use a feeder that feeds
Image forming jobs are used by the preceding image forming job.
It also includes avoiding the use of a feeder. In the first and second embodiments, the digital
The image forming job
If the tab uses a paper source with tab paper,
Image forming job used by preceding image forming job
To avoid the use of a paper feed unit
Is limited to processing at the operation unit of the digital copier
Instead of a personal computer to an image forming device
Also supports processing on the screen of the printer driver for printing.
Use is possible. That is, according to the present invention, an image is formed on an image forming apparatus.
Stores a printer driver program that causes
It also includes computer-readable storage media.
Then, the printer driver program
A code to determine the feeder used by the job,
Set in the feeder used by the preceding image forming job
Determines whether a sheet is a sheet whose order is required
Code and the preceding image forming job are ordered
If you use a feeder to feed the sheet, the following images
When the forming job is used by the preceding image forming job
Includes code to avoid using the code. The printer driver program described above is
CD-ROM and floppy (registered trademark) disk
Stored in a storage medium and read by a personal computer.
The hard disk in the personal computer.
Installed and run on the server. Also,
This printer driver program allows the personal computer
The screen displayed on the computer display is the same as in the first and second embodiments.
And 2 are the same. In the above-described embodiment, the sheet feeding sheet is used.
And an image on the sheet fed from this feeder.
An image forming unit that performs an image forming job
Interrupt the image forming job and perform another image forming job
After the completion of the other image forming job.
And a controller that restarts the job
The job has a feeder that feeds the sheets in any order
If used, the controller sends another image forming job
Use the feeder used by the preceding image forming job.
Image forming apparatus characterized in that
Including. The sheet whose order is required is tab paper.
Including being. In addition, the sheet for which the order is
Includes sheets that have been printed in order. Also,
The preceding image forming job feeds the sheets in any order
If no feeder is used, the controller
An imaging job is used by the preceding imaging job
Permission to use the feeder. Further, the controller operates the preceding image forming job.
Uses a feeder to feed the sheets in any order
The previous image in the setting of another image forming job.
Prohibit the selection of feeders used by the forming job
Including. Further, the controller is provided with another image forming job.
Used by the preceding image forming job in the
Feeded by feeder when feeder is selected
This includes prompting the user to replace the sheet. In the above-described embodiment, the sheet is fed.
Feeder and an image on the sheet fed from the feeder.
An image forming unit for performing an image forming job to be formed;
After the end of the line image forming job,
And the preceding image forming job is
If you use a feeder that feeds the sheet that is
The controller determines that the subsequent image forming job
Avoid using feeders used by jobs
And an image forming apparatus. The sheet whose order is required is tab paper.
Including being. In addition, the sheet for which the order is
Includes sheets that have been printed in order. Also,
The preceding image forming job feeds the sheets in any order
If no feeder is used, the controller
The image forming job is used by the preceding image forming job
Including allowing use of feeders. Further, the controller operates the preceding image forming job.
Uses a feeder to feed the sheets in any order
The previous image in the setting of the subsequent image forming job.
Prohibit selection of feeders used by imaging jobs
Including The controller also operates the subsequent image forming
Used by the preceding imaging job in the
Feeder is selected when the feeder
And prompting the user to replace the sheet. In the above-described embodiment, the preceding image forming
Determining the feeder used by the job
Sheet loaded in the feeder used by the imaging job
For determining whether is a sheet whose order is to be determined
And the preceding image forming job
If you use a feeder that sends
Uses the feeder used by the preceding imaging job
Controlling the image forming apparatus having the step of avoiding
Including control method. In the above-described embodiment, the feeder is used.
An image is formed on an image forming apparatus that forms an image on a fed sheet.
Stores a printer driver program that causes
A computer-readable storage medium,
The linter driver program is used by the preceding image forming job.
Code for determining the feeder to use and the preceding image type
Sheets in the feeder used by the job
Code to determine whether the sheet is ordered
And the preceding image forming job
If you use a feeder that sends
Uses the feeder used by the preceding imaging job
Storage media with code to avoid
No. According to the present invention as described above,
Line imaging job feeds sheets in any order
When using the sheet feeder, another image forming job
The sheet feeding means used by the preceding image forming job
To avoid using the previous image forming job
To perform another image forming job, and
Resuming the preceding image forming job after the job ends
In some cases, the sheet whose order is
In the right order.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a functional configuration diagram of a digital copying machine according to a first embodiment of the present invention. FIG. 2 is a sectional view showing a digital copying machine according to a first embodiment of the present invention. FIG. 3 is a flowchart showing an interrupt job setting operation in the digital copying machine of the first embodiment. FIG. 4 is a flowchart illustrating a sheet feeding stage setting operation in an interrupt job setting operation in the digital copying machine of the first embodiment. FIG. 5 is a diagram showing a screen on the operation unit immediately after switching to a paper feed stage selection screen in a paper feed stage setting operation of an interrupt job. FIG. 6 is a diagram illustrating a sheet feeding unit state management table. FIG. 7 is a diagram showing a screen on the operation unit after the state detection is completed for all the paper feed stages in the paper feed stage setting operation of the interrupt job. FIG. 8 is a flowchart illustrating a paper feed stage setting operation in an interrupt job setting operation in the digital copying machine according to the second embodiment. FIG. 9 is a flowchart illustrating an interrupt job setting operation in the digital copying machine according to the second embodiment. FIG. 10 is a diagram illustrating a state of a warning prompting replacement of sheets stored in a sheet feed tray after setting of an interrupt job. FIG. 11 is a diagram illustrating a state of a warning in which sheets for an interrupt job are set in a sheet feed tray pulled out after setting of an interrupt job, and the apparatus is prompted to set the sheet feeder. FIG. 12 is a diagram illustrating a screen for making an interrupt request. FIG. 13 illustrates an interrupt job setting screen. DESCRIPTION OF SYMBOLS 100 Digital copier main body 101 Operation unit 102 Image forming job input unit 103 Tab paper feed setting unit 104 Interrupt job input unit 105 Job storage unit 106 Job control unit 107 Recording paper transport unit 108 Document reading unit 109 Image Processing control unit 110 Image forming unit 111 Image processing unit 112 Image storage unit 201 Document table 202 Scanner 203 Document illumination lamps 204 to 206 Scanning mirror 207 Lens 208 Image sensor unit 209 Exposure control unit 210 Image forming unit 211 Photoconductor drum 212 1 Next charger 213 Developing device 214 Pre-exposure lamp 215 Cleaning device 216 Transfer charger 217 Separator charger 221 Right cassette deck 222 Left cassette deck 223 Upper cassette 224 Lower cassette 225-228 Pickup roller 229- 232 paper feed roller 233 registration roller 234 transfer belt 236 discharge roller 237 paper discharge flapper 238 transport path 239 reverse path 240 lower transport path 241 re-feed path 242 re-feed roller 243 discharge path 244 discharge roller 250 deck 251 lifter 252 pickup roller 253 Paper feed roller 254 Multi manual feed 280 Automatic document feeder (DF) 290 Paper discharge processor 291 Paper tray 292, 293 Paper discharge tray 294 Processing tray 295 Z-folding machine 296 Bookbinding machine 297 Output tray 298 Tray lower limit sensor

   ────────────────────────────────────────────────── ─── Continuation of front page    F term (reference) 2C061 AP04 AQ06 HJ03 HK07 HK11                       HN08 HN17                 2H027 DC19 DE07 EC06 ED17 EE05                       EE07 EE09 EF12 FA10 FA35                       FB06 FB13 GB19 GB20 ZA07                 2H072 AA12 AA23 AB02                 5C062 AA05 AB17 AB21 AB22 AB32                       AB41 AB42 AC04 AC11 AC22                       AC58 AC67 AC68 AE15 AF07                       AF10

Claims (1)

Claims: 1. A sheet feeding means for feeding a sheet, an image forming means for performing an image forming job for forming an image on a sheet fed from the sheet feeding means, and a preceding image Control means for interrupting the formation job, performing another image formation job, and resuming the preceding image formation job after the completion of the other image formation job, wherein the order of the preceding image formation job is determined. When using a sheet feeding unit for feeding a sheet, the control unit avoids using the sheet feeding unit used by the preceding image forming job for the another image forming job. Image forming apparatus.