JPS60262742A - Image recorder - Google Patents

Abstract

PURPOSE:To enhance the operability of an image recorder by selecting a sheet accommodation means with sheets of the same format as those just being fed and going to exhaust only through a single action on a selection control means when approaching out of sheets is informed. CONSTITUTION:This system with a plurality of sheet feed trays A as accommodation means, wherein the trays A are selected through operation of a single tray selection control means E on the operation panel, is equipped with an out- of-sheets sensing means B to sense if sheets remain in each tray A, as well as a sheet size sensing means C to sense the size of the sheets contained in the tray A. Further a selecting means D for trays A is equipped in such an arrangement that image recording is capable only when it selects a tray A containing sheets of the same format as those being fed and going to exhaust, through a single operation of the above-mentioned selection control means E in response to entry of an out-of-sheets signal during image recording in service.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to image recording devices such as copying machines, plain paper transfer type electrostatic printers, and facsimile machines, and particularly to paper sheets cut to a certain size! This invention relates to a thin image recording apparatus that includes a sheet storage means vi for storing a large number of sheets in a stacked manner.

Conventional technology: Cut sheets of paper to a certain size and feed them one by one to create images! In an image recording apparatus for recording, which is equipped with several paper feed trays V/r'r:W as sheet storage means, by selecting one of the paper feed trays, the stored T sheets can be However, there are four paper feed trays, VA, E, 0. ．． D-n preparation,
By operating a single tray selection push button switch on the operation panel, the paper feed can be selected cyclically in the order of A→E→O→D... Good,
If you select paper feed tray B and run out of paper while using one T sheet 7, if a sheet of the same size is stored in paper feed tray A, O (V- Press the tray selection button three times to select E-'.
G! -) It is necessary to switch the selected paper feed in the order of D->A. This operation is cumbersome and hinders work efficiency.The present invention solves these problems and improves the trap image recording device. Stored in a paper tray
If you run out of paper during image recording of multiple sheets of the same size, simply press the 1. The configuration is such that the storage paper is used when the storage paper is selected.

In the present invention, the first means and action for solving the problems are as follows:
Image recording device scenter 5 equipped with a plurality of sheet storage means
Sheet outage detection means B detects the number of sheets P in the sheet storage means A, sheet size detection means C detects the size of the sheets P, and the sheet storage Since the present invention is configured as described above, in which a means selection operation means E and a judgment control means are provided, a plurality of sheets P of the same size can be stored. While the sheet P is being supplied to the sheet P and an image is recorded on the same sheet P, the sheet P in the sheet storage means A runs out, causing one piece of paper T.
After a paper out detection signal is temporarily transmitted to the judgment control means, when the selection operation means for the sheet storage means is operated once, a sheet P'4 having the same size as the sheet P is stored. Sheet storage means A is selected and the sheet P is ready to be fed to the image forming process. In that case, if a sheet of the same size as the sheet P is not stored in any other sheet storage means, the purpose of the two-sheet storage means It means replenishing sheets of the same size, but what if the operator has sheets of the desired size? When I replenish a different size 63-leaf Wiry with the intention of replenishing it,
The error is determined by the determination control means, and the seventh sheet is sent to the image forming process (see FIG. 1).

An embodiment of the dry-type electrophotographic copying machine 1, which is used in the dry-type electrophotographic copying machine according to the present invention and shown in FIGS. 2 to 4, will be described below. GX, the image of the original 3 on the platen glass 2 is formed into a slit-like image on the drum-shaped photoreceptor 5 by the exposure system 4, and an electrostatic latent image is formed on the photoreceptor 5. The toner image is developed on the ichisengen body 5 and transferred to the transfer device 7.
The toner image is transferred onto a sheet of paper 10, sent to a fixing device 9 by a transport bell l-8, and the toner image on the paper 10 is fixed by the fixing device 9.

f, rv, VC in dry type electrophotographic copying machine 1 is 4 plural σ]
Picture paper tray (sheet storage means) 11 and paper output tray 12
The upper and lower guide plates 13 are disposed between the paper feed tray 11 and the drum-shaped sensing element 5, and the conveyance rolls I4 are appropriately disposed on the guide plates 13 to guide the paper feed. Paper feed rolls 15 are arranged corresponding to trays 1 and 5, which are driven by paper feed morphs 16.
By the rotation of , the sheets [O] in the paper feed tray 11 are fed out one by one, and the transport roll I4 is driven by the transport motor 17.
By the rotation of , the M110 is supplied between the drum-shaped photoreceptor 5 and the transfer device 7 while being guided by the guide plates 1 and 3.

Therefore, the paper 10 is placed in one corner of the paper feed 1-VI11.
Paper 10 is stored in a stacked manner in the same paper feed tray 11 in the same way as the paper 10 comes into contact with the roller, and a paper size detector (
Sheet size detection means) 18 are respectively installed in the storage portions of the paper feed trays 1 and 11, and a paper out detector (sheet size detection means) 18 for detecting the presence or absence of paper 10 in the paper feed trays 1 and 11 is provided. Detection means) [9 are provided in each case.

The operation panel (not shown) of the dry electrophotographic duplicator 8 has selection 1, V, display D, r, size mismatch warning display AD, and Corresponding to pair 1, there is a plurality of select push button switches (selection operation means) TR, and a group of copy number setting switches N T that set the number of copies by specifying the number of O or qO.
(, copy amount Ae: switch (hereinafter referred to as "scoot switch") sr, and other switch groups are provided.

In addition, a dry electrophotographic machine is provided! Microphone 0. 20 in the J-viewer and 1 in the same camera. :/Rocon Hikota The input interface 21 includes a ton 4 selection push button switch TR, a group of copy number setting switches NE2, a start switch ST, and a paper size detector 18. The paper out detector 19, other switch groups, and signals from input means such as various counters in the dry electrophotographic copying machine are appropriately adjusted.
24.

The PU 24 executes programs and instructions stored in the ROM 22 according to manual signals from the input interface 21, and outputs them to the selection tray display via the output interface 25 to the size mismatch warning display. A
D, and further, control signals are output to each operating part of the dry type electrophotographic copying machine (2).

The embodiments shown in FIGS. 2 to 4 are constructed as described above, and the microcomputer 20 operates according to the flow chart shown in FIG.

Operate the number of copies setting switch group NP2 to set the number of copies zy
When the tray selection push button switch TR is operated (step ■), the paper feed ton 111L located next to the already selected paper feed tray 11 is selected (step ■), and as a result, the above-mentioned Selected paper feed tray 11
The display is turned off, and the power supply tray 11i is selected and displayed on the selected tray display (steps ■, ■).
Dimensions P of paper 10 stored in paper feed tray 11
The paper size i is detected by the paper size detector [8 (step ■), the paper size Pi is stored in the RAM 23 (step ■), and is displayed on the selection tray display, and the program proceeds to step ■. .

If you do not operate the tray selection pushbutton switch TR at step ■, the program will continue as it is at step ■.
Proceed to. In this case, it is the already selected paper feed tray 11 or the paper feed tray 11L.

When the program starts at step ■, the program advances to step ■. However, the start switcher ST
If you do not press , the program returns to step ■. Then, in step ■, the paper 10 in the paper feed tray 112 is selected by the signal from the paper out detector 19.
It is determined whether or not the paper has run out, and if it is not out of paper, copying is performed in step ■, and the number of copies 2 becomes 1 in step 0.
At step 0, it is determined whether or not the number of copies Z is equal to zero. If the number of copies Z is equal to zero, the progress of the program is completed at step 0. If the number of copies Z is not equal to zero,
Returning to step ■, steps ■→■→0→0→■ are repeated.

If the paper 10 in the paper feed tray L/I 11i selected in step ■ runs out and paper out is detected by the operation of the paper out detector I9, proceed to step O and select the tray. When pushbutton Suitsuna TR is operated, the paper 10 stored in the next paper feed tray 11.
The size Pj of -1 is detected by the paper size detector 18 (step O), and the size Pj is detected by the paper size detector 18 (step O).
It is determined whether or not i and the size PL (the size of the paper stored in the paper feed tray 11 i) are equal, and P i+P
If i, proceed to step O. In step 2, all paper feed trays 11 are compared with the size P) or size Pi of the stored paper 10, and it is determined whether T- or apricot.If not, the process returns to step O, and the results of the following steps If not, repeat steps O→O→O→0...2.

However, in the process, at step ■, Pi=Pi
If it is determined that the
The paper feed tray nj to be stored is selected, the display of the paper feed tray 11i and its storage paper size Pi are turned off, and the paper feed tray 11j is set to its storage paper size P;
is displayed on the selection tray display DT (steps ■, O
), the paper size P5 is stored in the RAM 23 (step c3), and the program proceeds to step (2).

In step (2), the cycle of steps O2 (2) and (3) is repeated three times, and when it is determined that r is reached, the program proceeds to step 0, but in step 0, the paper feed tray 1 is
1 The program will not proceed unless i is replenished with paper. If the paper has been replenished, the program advances to step CBvc and the paper has been replenished.

Paper sizes Q and L are compared with size Pi, and Q,
If i + P i, the two size mismatch warning indicator AD is lit (step O). Follow the lighting to replenish paper of the desired size to the paper feed tray 11i, and if it is still foggy,
The program advances to the Nutetsubu O-CSC, the size mismatch warning indicator AD is turned off, and the program advances to step 0, where it becomes ready for copying. In this case, the size mismatch warning indicator AD is not turned off and the program does not proceed.

In this way, in this embodiment, even if paper runs out while a specific size of paper is selected and a plurality of copies are made, the paper of the specific size is not stored in the paper feed I/ray 11. If paper of the same size is stored in the paper feed tray 11, the target paper feed 1/Vye 1 will be selected by pressing the HIF 4 selection pushbutton switch TR once, and the +: paper feed will be selected. The paper feed roll 15 corresponding to [Tray] 1 enters the operation mode.

-f y-,, Paper has run out, and neither paper feed tray L/
If paper of the same size as the paper being copied is not stored in the same size as the paper being copied, the program will not proceed until the paper is replenished. If the size is not the same as the paper, the size mismatch warning indicator AD will light up to let you know 1. Supplementary paper of the desired size! The program cannot proceed and copying cannot be done until 8. Therefore, as in the past, paper is wasted when copying is done using paper of a different size, and then copying is made using paper of the desired size.
Can you eliminate wasted time and save on administrative expenses? Plan it.

Effects of the Invention In the present invention, while a plurality of sheets of the same size are being fed from the sheet storage means and images are being recorded on the sheets, paper breaks occur and five sheets are When the selection operation means for storage means is operated once, 0 sheets of paper with the same size as the above-mentioned sheets?
A sheet storage means to be stored is selected. Therefore, you can be freed from the trouble of having to operate the selection operation means multiple times when you run out of paper.

After two sheets of paper are cut out every once in a while, replenish the sheet storage means with paper of a different size. It is only after sheets are replenished that it is possible to continue the image recording operation.
7 Eliminate wasted time due to image recording operations and re-image recording operations 1-
Be able to do it.

[Brief explanation of the drawing]

Fig. % is a frame correspondence diagram of the image recording device according to the present invention.
Fig. 2 is a vertical sectional side view of one embodiment, Fig. 3 is a block diagram thereof, and Fig. 4 is a flowchart 1 of the embodiment.
・It is. ■...Dry type electronic free page copying machine, 2...Platen glass 23...Original, 1...Exposed thread, 5...Drum-shaped photoreceptor, 6...Developer, 7...・Transfer device, 8...Transport belt, 9...5') Overnight device, 10...Paper, 11
...Paper feed 1/A, 12...Paper output 1-1/'A, 1
3...Temporary guide, I4...Transport port, 15...
・Paper feed Warno, 7,1 (i...Paper feed e-: t, 17・
...Conveyance sweater, L8...Paper the number detection side 10
...Paper out detector? 0...-4ri[l・・R
OM, )43...Ding(Asa,・1,21I...U
PU, 10,000...Output interface, AD...Size mismatch warning display i, TR...L/Selection push button switch D,...Selection 1-L/I indicator, 11 E...Copy Number of sheets setting switch group 7 ST・
・How to start switch. Agent Kaori-1-Mogai Ehara (name)

Claims (1)

[Claims] In an image recording apparatus equipped with a plurality of sheet storage means, is it possible to determine whether there are sheets in each sheet storage means? Sheet outage detection means for detecting the respective sizes of the sheets stored in the sheet storage means, sheet size detection means for respectively detecting the dimensions of the sheets stored in the sheet storage means, and the sheet outage detection means for detecting the sheet outage detection means during the image recording operation. After receiving a sheet out detection signal detected by the selection operation means, a sheet of the same size as the sheets that have been supplied so far is stored into the π sheet storage means according to an operation signal from the selection operation means. Image recording operation is possible only when the selection is made.
1. An image recording apparatus characterized by: 1- comprising a cut-off control means;