JPH0535010A - Image forming method and its device - Google Patents

Abstract

PURPOSE:To minimize the generation of miscopies and to improve cost and working efficiency by automatically performing a copying process after confirming the initial setting relating to the copying conditions. CONSTITUTION:An image forming device which carriers a plural sheets of document by means of an automatic document feeder 102 and performs the copying process is provided with a control part 201 which, after the process of copying a first document is finished, judges whether the setting of the copying conditions is alterned or not within the prescribed time and executes control so that the copying of the remaining documents set in the automatic document feeder 102 is resumed when the setting is not altered or the instruction to resume the copying is issued within the prescribed time.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention confirms whether or not the initial setting has been changed within a preset predetermined time after the completion of the copying process for the first original, and the initial setting can be changed within the predetermined time. The present invention relates to an image forming method and an apparatus for automatically copying a remaining document by an automatic document feeder (hereinafter referred to as ADF) when the copy start switch is pressed again.

[0002]

2. Description of the Related Art Conventionally, in an image forming apparatus such as a copying machine, when a plurality of originals are copied to the same recording paper size by an ADF, the reduction / enlargement ratio, recording paper size, density, etc., before starting the copying process. If the start switch is pressed to start the copying process while the initial settings are wrong, desired image formation cannot be obtained, and the operation is interrupted by urgently pressing the clear switch.

[0003]

However, in the image forming apparatus as shown above, some mistaken copies are generated before the clear switch is pressed upon noticing a mistake in initial setting of copy conditions. Therefore, there was a problem that economic efficiency and administrative efficiency were reduced.

The present invention has been made in view of the above, and after confirming the initial setting regarding the copy condition, the copy process is automatically executed to minimize the occurrence of miscopy. The purpose is to improve economic efficiency and administrative efficiency.

[0005]

In order to achieve the above object, the present invention provides an image forming method for carrying out a copying process by carrying a plurality of documents by an automatic document feeder.
After the copying process of the first original is completed, it is judged whether or not the setting of the copy condition is changed within a predetermined time counted, and if the setting is not changed within the predetermined time, or a copy start instruction is issued again. The present invention provides an image forming method for resuming the copying process for the remaining originals set in the automatic document feeder, when done.

Further, in an image forming apparatus for carrying out a copying process by carrying a plurality of documents by an automatic document feeder, a counting means for counting a predetermined time after the copying process of the first document is finished, and the counting means. If the setting change of the copy condition is judged within a predetermined time counted by the means and the setting change is not executed within the predetermined time, or if a copy start instruction is issued again, the automatic document feeder The present invention provides an image forming apparatus including a control unit that restarts the copying process for the remaining originals set in the.

Further, it is desirable that the predetermined time by the counting means can be arbitrarily changed.

[0008]

The image forming method and apparatus according to the present invention are
After copying the first document, count the predetermined time,
Whether or not the setting of the copy mode is changed is determined, and if the setting is not changed within a predetermined time or if a copy start instruction is issued, control is performed to restart the copy process of the remaining originals set in the ADF. To be done.

Further, the predetermined time of the counting means for counting is made variable so that an arbitrary time can be set.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the accompanying drawings. FIG. 1 is an explanatory diagram showing the main configuration of an image forming apparatus according to the present invention. Reference numeral 101 is a document table on which a document to be copied is placed, 102 is an ADF that automatically conveys the document placed on the document table 101, and 103 is a contact glass on which the document is placed to read an image. , 104
Is an optical system for optically reading an original image, 105 is a photoconductor drum that is exposed by the reading light from the optical system 104 to form an electrostatic latent image, and 106 is a surface of the photoconductor drum 105 prior to exposure processing. A charging charger 107 is charged, 107 is a developing unit for adhering (developing) toner to the electrostatic latent image formed by the exposure process, and 108 is the photosensitive drum 10 on the recording paper surface.
Transfer / separation charger for transferring the toner image on 5.
Reference numeral 09 is a cleaning unit for removing the toner remaining on the photosensitive drum 105 after the transfer process is completed, 110 is a paper feed cassette in which recording paper is set, and 111 is the paper feed cassette 1.
A paper feed roller for taking out the recording paper from the recording medium 10, a resist roller 112 for conveying the recording paper at a predetermined timing so as to align with the tip of the toner image on the photosensitive drum 105, and a toner image transferred on the recording paper 113. On the other hand, a fixing unit for fixing an image by applying heat in a pressured state, and a discharge tray 114 for discharging the recording paper on which the fixing process is completed.

FIG. 2 is a block diagram showing a control system of the image forming apparatus according to the present invention. In the figure, 201 is a control unit for executing control of the entire apparatus, 202 is an operation unit for designating a copy mode, a copy magnification, a recording paper size, and the like, 2
Reference numeral 03 denotes an ADF 102 that automatically conveys a document, an optical system 104 that reads a document image, and a recording sheet designated by the operation unit 202 (paper feed cassette 110). A sheet feeding system that controls the conveyance of the recording sheet, 204 is an image forming unit that mainly executes control around the photosensitive drum 105, and 205 is a fixing unit that executes control for maintaining the fixing temperature at a predetermined temperature. , And each is connected to the control unit 201.

The control unit 201 has a counting function of counting a predetermined time after executing the one-copy process, a determination function of each mode (initial setting) designated by the operation unit 202, and the like. .

The operation when the copy processing is performed using the ADF 102 in the above configuration will be described. First, the copy process is started by pressing the copy start key of the operation unit 202 provided on the upper portion of the image forming apparatus 100.
Documents are conveyed one by one from the document table 101 by the ADF 102 and placed on the contact glass 103. The original placed on the contact glass 103 is the optical system 10
The image is optically read by 4 and the photosensitive drum 10
The reading light is projected (exposed) on 5. Photoconductor drum 10
When the reading light is projected on 5, the electric charge in the projected portion is erased by the intensity of the reading light, and an electrostatic latent image is formed.
The electrostatic latent image is subsequently developed by the developing unit 107 to form a toner image.

On the other hand, when the formation of the electrostatic latent image on the photosensitive drum 105 is completed, the ADF 102 copies the original document into the ADF 102.
The document is discharged to the document discharge tray formed on the upper part, and the following document is conveyed and placed on the contact glass 103. This operation is repeatedly executed until there are no more originals.

Further, the paper feed tray 111 is provided by the paper feed roller 111.
The recording paper taken out from the registration roller 112 is transferred to the registration roller 112.
Then, the toner image is conveyed to the transfer portion at the same timing so as to match the front end of the toner image formed on the photosensitive drum 105. The transfer / separation charger 108 transfers the toner image on the photosensitive drum 105 to the conveyed recording paper,
The recording paper on which the transfer processing is completed is subjected to the fixing processing in the fixing unit 113, and then discharged to the paper discharge tray 114.

FIG. 3 is a flow chart showing the processing operation of control according to the present invention. In the figure, first, when performing a copy process, by pressing various keys of the operation unit 202, for example, magnification settings such as enlargement / reduction, paper selection, and initial setting of a copy mode such as density setting are performed (S301), and copy is performed. The start of processing is confirmed (S302). If the copying process cannot be started, the process returns to step 301 and the necessary initial setting is executed again. If the copy process can be started, ADF1
The automatic document reading process by 02 is performed (S303).

The ADF 102 feeds the first original, and the copy process is automatically executed on the first original (S
After 304), the initial settings made in step 301 are confirmed. That is, the control unit 201 determines whether or not 10 seconds have elapsed after executing the copy process for the first document (S30).
5). As a result, before the elapse of 10 seconds, it is determined whether or not the initial setting is changed next (S306). As a result, when it is determined that the initial settings have been changed, the process returns to step 301 and the above operation is repeated. On the contrary, if it is determined that the initial settings have not been changed, it is determined whether or not a copy start instruction has been made again, for example, the copy start key has been pressed again (S307). As a result, when it is determined that there is no instruction to start copying, the above-mentioned step 30
Returning to step 5, the subsequent operations are repeated.

On the contrary, when it is determined that the instruction to start copying is given, and when it is determined in step 305 that 10 seconds have elapsed from the copying process for the first original, the original set in the ADF 102 is read. The document is sequentially sent out and the document scanning is executed (S308). Then AD
It is determined whether or not the document remains in F102 (S30
9) If it is determined that no document remains in the ADF 102, then the series of processes ends. On the contrary, ADF102
When it is determined that the original remains in the sheet, the feeding operation of the ADF 102 is repeated (S310), the copying process is executed for all the originals (S311), and the series of processes is ended.

Further, the waiting time (10 seconds in the above embodiment) in step 305 can be variably set, and the waiting time desired by the operator can be set. Further, when the initial setting of the copy mode is always fixed, by setting the waiting time to 0, it is possible to continuously execute the copy processing without confirming the copy processing.

[0020]

As described above, according to the image forming method and the apparatus therefor of the present invention, after the first original is copied, the predetermined time is counted to judge whether the copy mode setting is changed or not. , If the setting change is not executed within the predetermined time, or if a copy start instruction is issued, the ADF
In order to control the copying process of the rest of the originals set to, restart the copying process after checking the initial settings regarding the copying conditions to minimize the occurrence of miscopy. It is possible to improve economic efficiency and clerical efficiency.

[Brief description of drawings]

FIG. 1 is an explanatory diagram showing a main configuration of an image forming apparatus according to the present invention.

FIG. 2 is a block diagram showing a control system of the image forming apparatus according to the present invention.

FIG. 3 is a flowchart showing a processing operation of control of the image forming apparatus according to the present invention.

[Explanation of reference numerals] 100 image forming apparatus 102 automatic document feeder (ADF) 104 optical section 105 photoconductor drum 201 control section 202 operation section 203 paper feed system 204 image forming section

Claims (3)

[Claims] 1. An image forming method for carrying out a copying process by carrying a plurality of documents by an automatic document feeder.
After the copying process of the first document is completed, it is judged whether or not the setting of the copy condition is changed within the counted predetermined time, and if the setting is not changed within the predetermined time, or the copy start instruction is issued again. In this case, the copying process is restarted for the remaining originals set in the automatic document feeder. 2. An image forming apparatus for carrying out a copying process by carrying a plurality of documents by an automatic document feeder.
After the completion of the copying process of the first original, the counting means for counting a predetermined time and the presence or absence of the setting change of the copy condition within the predetermined time counted by the counting means are judged, and the setting change is executed within the predetermined time. If not, or if an instruction to start copying is issued again, the image forming apparatus further comprises control means for restarting the copying process for the remaining originals set in the automatic document feeder. apparatus. 3. The image forming apparatus according to claim 2, wherein the predetermined time by the counting unit can be changed arbitrarily.