JPS61221749A - Image recording device - Google Patents

Abstract

PURPOSE:To form an image recording device which is compact, also does not require a person's help, and functions smoothly, by inverting a sheet-shaped photosensitive material which has ended an exposure, and carrying it automatically into an automatic developing machine. CONSTITUTION:A sheet carrying device 100, an image forming device 200 and a sheet inverting device 400, which have been superposed to three stages are provided on the right position of an automatic developing machine 300, and a sheet photographic paper S which has been carried out of the sheet inverting device 400 provided on the lowest stage is carried into the automatic developing machine 300 through a carrying part 500 for carrying it with an S-shaped curve. The sheet photographic paper S which has been discharged from the sheet carrying device 100 descends by setting an emulsion surface to the right, and inverted after an exposure to the emulsion surface Se by the image forming device 200, carried into the automatic developing machine 300 by setting the emulsion surface to the upper side, and the development processing is executed.

Description

Detailed Description of the Invention [Field of Industrial Application] The present invention involves exposing a sheet of photosensitive material, such as a sheet of photographic paper, taken out from a supply magazine using an exposure section such as an FOT, and then exposing the sheet to light using an exposure unit such as an FOT. The present invention relates to an image recording apparatus in which the image is guided to the outside of the machine, subjected to development processing, and then discharged outside the machine.

[Conventional technology]

Generally, a large number of sheet-like photosensitive materials are stacked and stored in a supply magazine, and the sheets are separated and transported one by one as necessary.

The sheet-like photosensitive material is stopped and placed opposite to the exposure section of an image forming device such as a single-sheet FOT, or is moved synchronously, and the photosensitive material is exposed to form a latent image on the emulsion surface. do.

After exposure, the sheet-like photosensitive material is inserted into an automatic developing machine, and is taken out after undergoing processes such as development, fixing, washing, and drying. Due to its structure, automatic processors generally have an upper or lower pressure on the emulsion surface when a photosensitive material is inserted.

It is not easy to integrate these processing sections into an image recording apparatus that is compact and functions smoothly.

[Problem that the invention seeks to solve]

This invention is a compact and smooth image processing system in which a sheet of photosensitive material is taken out from a supply magazine, a latent image is formed by an exposure section, and then processed by an automatic developing machine. The purpose is to provide a recording device.

[Means for solving problems]

This invention aims to achieve the above-mentioned object, and is characterized in that the sheet-like photosensitive material that has been exposed to light by an exposure section is turned over with its emulsion surface by a reversal section, and then automatically transported into an automatic developing machine. This is achieved by an image recording device.

〔Example〕

Prior to explaining the configuration and arrangement of the present invention, a structural explanation will be given of one example of each component.

FIG. 1 shows a supply magazine 150 containing a large number of sheets of photographic paper S, and a conveying device 100 configured to transport one sheet of photographic paper S from the supply magazine 150. This sheet conveying device 100 has a pedestal (rail) 101, and a removable supply magazine 15 is mounted on the pedestal 101.
0 can be placed. This supply magazine 1
50 is provided with a lid 152 that closes the opening 151, and a push plate 154 that applies pressure to the loaded sheet photographic paper S by receiving the elastic force of a spring 153 is provided inside.

The sheet photographic paper S is loaded with its photosensitive surface facing downward (towards the opening 151). Reference numeral 155 denotes a cutting board for preventing more than one sheet of photographic paper S from coming out at the same time when it is taken out. 102 is a microswitch that detects the open state of the shutter 152. Further, reference numeral 156 is a presser roller that presses down the sheet of photographic paper, and since the color photographic paper is bent at this portion, it is possible to improve the rustling and reduce the stroke of the suction cup, which will be described later.

110 is a take-out device for taking out the sheet photographic paper S, and FIG. 2 shows the front side thereof. L formed on both sides of the frame plate 111
A bottle 112 is engaged with each of the letter-shaped guide holes 111m, and a suction cup mounting body 113 is attached between the bottles 112 on both sides. And, on the suction cup mounting body 113,
A paper presence/absence sensor 114 is attached, and two suction cups 116 are attached so that upward elastic force is applied by a spring 115. Further, the inside of this suction cup attachment body 116 communicates with a check valve 118 via a hose 117. 118a is a protrusion that opens the check valve 118 when pushed. This suction cup mounting body 1
13 has two arms 119.1 on each side thereof.
It is connected to the upright side 121a of the slide plate 121 via 20. 122 is a roller provided on the slide plate 121, and is engaged with a guide elongated hole 111b formed on the lower side of the frame plate 111. Note that a protrusion 111d is provided on the upright side 111c at the tip of the frame plate 111, with which the protrusion 118a of the check valve 118 comes into contact. Paper feed motor 1
23 has a built-in deceleration mechanism, and is connected to the frame plate 11 via the frame 124.
1, and a disk 12 is attached to the output shaft 123a.
5 is fixed, and an arm 126 is attached to the outer periphery of this disk 125.
This arm 126 is pivotally supported by a bottle 127 embedded in the slide plate 121.

In this take-out device f110, the paper feed motor 123
Each time the disc 125 rotates, the arm 12
The slide plates 121 connected at 6 make one reciprocation in the direction of arrow C. In addition, during this reciprocation, the suction cup mounting body 113 receives the movement of the slide plate 121 via the arms 119 and 120, so it is guided by the guide hole 111a in the direction of arrow F, that is, in an L-shape in the up and down direction. do. When the suction cup 116 returns to the state K shown in FIG.
11d, and the inside communicates with the atmosphere. The rotational position of the paper feed motor 123 at this time is defined as the home position.

Therefore, in this take-out device 110, when the suction cup 116 rises to the highest position, the opening 151 of the supply magazine 150
It comes into contact with the sheet of photographic paper S, is pushed up by its suction cup 116 and deforms, and the air inside the suction cup 116 is discharged from the check valve 118, thereby sucking the sheet of photographic paper S under negative pressure. When the suction cup 116 moves downward, the sheet of photographic paper S
are sorted by the sabaki board 155, and only one sheet is taken out. When the suction cup 116 descends to the lowest position, it moves forward,
The protrusion 118a of the check valve 118 comes into contact with the protrusion 111d, air enters the check valve 118 from the outside, the negative pressure suction on the suction cup 116 is released, and the sheet of photographic paper is peeled off from the suction plate 116. Ru. In this way, sucker 1
One sheet of photographic paper is fed every 16 round trips.

131 is a paper feed roller that further feeds the sheet of photographic paper S that has been sucked and taken out by the take-out device 110;
It is rotated by the output of a transport motor (8g1, not shown in the figure). A paper feed sensor 132 is provided at the exit of the paper feed roller 131, and detects whether or not a sheet of photographic paper has bitten into the paper feed roller 131. Reference numeral 133 is a guide plate that guides the conveyance of the sheet of photographic paper. In FIG. 1, a sheet of photographic paper S is conveyed by a sheet conveying device 1lloo with Ss on the right.

FIG. 3 shows an FOT as an example of the image forming apparatus 200. In the FOT, the photographic paper is exposed by bringing the emulsion surface of the photographic paper into close contact with the scanning surface of an optics-type CRT which scans an electron beam in response to an image signal and causes a phosphor to emit light.

In the figure, the photographic paper S is moved six times on the guide plate 203,
In the diagram, the emulsion surface Ss is on the right, and the front surface 2 of the FOT 201 is
02 by the push plate 204, and receives the elastic force of the spring 2050 so as to come into close contact.

A conveyance roller 206 is used to accurately convey the sheet of photographic paper on the front surface of the FOT 201, and is configured to rotate in response to the output of the conveyance motor. A paper discharge sensor 207 is provided below the conveyance roller 206.

FIG. 4 shows a schematic structure of an automatic developing machine 300 used in this embodiment, in which a sheet of photographic paper S is discharged outside the machine after undergoing the processes of development, fixing, washing, and drying. Reference numeral 310 denotes a developing processing section, in which a developing tank 311 contains a developer solution, and a rotating developing roller 312 transports the sheet photographic paper S through the developing tank 311, during which development is performed. Further, within the developing tank 311 there is a spouting cylinder 313 configured to spout out the developer, and the developer liquid is supplied to the spouting cylinder 313.
It is ejected from a large number of small holes provided on the circumferential surface of the photographic paper sheet S to promote development of the emulsion surface Se of the sheet photographic paper S.

Therefore, the sheet photographic paper S needs to have the emulsion surface Ss on the side that is conveyed close to the ejection cylinder 313, and the sheet photographic paper S inserted from the photosensitive material insertion opening 301 provided in the automatic processor 300 is It is inserted with the emulsion side SO facing upward.

The sheet photographic paper S that has undergone the development process is transferred to the fixing processing section 32
0. The fixing processing section 320 includes a fixing tank 32
1 and a fixing fluid F in a fixing tank 321, and a rotating fixing roller 322 causes the sheet of photographic paper S to pass through the fixing fluid F. During this time, the sheet of photographic paper S is fixed and bleached, and then transported out of the fixing tank 321. Ru.

The sheet photographic paper S that has undergone the development and fixing process is stabilized by a stabilization processing section (stabilization section) 330 and sent to the next drying section 3.
40. The stabilizing section 330 includes three washing tanks 331a and 331b filled with stabilizing liquid W or washing liquid.
, 331e and a stabilization processing section roller 332 that rotates to convey the sheet of photographic paper S therein.

The sheet photographic paper S that has been deprived of the stable processing process is stored in the drying section 34.
The photographic paper sheet S is carried into the photosensitive material outlet 302 and dried while being transported inside the drying chamber 341 by a rotating drying roller 342.

Figure 8g5 shows the sheet reversing device, and Figure 6 shows its side sectional view. The sheet photographic paper S carried in so as to fall from the sixth direction is once stopped, and then the leading edge of the paper S is pressed when it falls, so that it is carried out anew in the direction B by the rotating conveyance rollers. The apparatus is provided with a fixed sheet guide plate 4 having an inclined upper surface, and the sheet photographic paper S that is dropped and carried in is placed on the sheet guide plate 4.
It slides on the inclined surface 401m of 01, and stops when its tip hits the sheet feeding plate 402. A synchronous motor 403 is fixed to the device, and a cam plate 405 is attached to a rotating shaft 404 that is decelerated by a gear head. One end of a crank plate 406 is rotatably attached to the cam plate 405, and the other end is attached to the sheet feeding plate 402. The sheet feeding plate 402 slides on a fixedly provided guide rod 407 and moves in the Y direction.

In addition, this device controls the horizontal position of the sheet of photographic paper S that is being reversed to ensure accurate conveyance.
Reference numeral 11 designates a fixed seat side plate for position regulation, and reference numeral 412 designates a movable seat suppression plate that is placed opposite to the side plate. The sheet pressing plate 412 is urged inward by a compression spring 413, and a cam contact plate 412a fixed to the sheet pressing plate 412 is in contact with the outer periphery of the cam plate 405. Since the cam plate 405 has a disc shape with an eccentric outer periphery, the rotation of the cam plate 40501 causes the seat suppression plate 412 to
moves back and forth once in the X direction, and the inner stop position of the sheet suppression plate 412 is determined by a fixed suppression plate stopper 414.

The sheet suppressing plate 412 that has stopped in this manner regulates the width of the sheet photographic paper S by the sheet side plate 411 so that there is no deviation in the horizontal direction.

When the sheet of photographic paper S is dropped and inserted into the apparatus from direction A, the sheet feed plate 402 is in a retracted state to the right and the sheet suppression plate 412 is also in an open state, so that the sheet of photographic paper S is This will ensure that it is located within the device. Here, the motor 403 starts rotating, and the sheet pressing plate 412
moves inward, and the sheet feed plate 402 moves to the left. The sheet photographic paper S is pushed by the sheet feed plate 402 and moves on the sheet guide plate 401, and when the leading end is picked up by the rotating conveyance rollers 420 and carried out, the sheet press plate 412 has already been placed in the regulated position by the press plate stopper 414. Since it is stopped, the sheet of photographic paper S can be correctly reversed and carried out.

FIG. 7 shows a cross-sectional view of the main parts of a vertical sheet reversing device, in which sheet guide plates 451a and 451 fixed in the vertical direction are shown.
During the period b, the sheet photographic paper S is dropped and carried in from direction A, and the sheet photographic paper S carried into the apparatus is moved in the vertical direction by a motor 453, a cam disk 455, and a crank plate 456. The sheet is pushed up by a sheet feed plate 452 and reversely conveyed in the B direction.

The present invention includes the above-described sheet conveying device 100, image forming device 200, and automatic developing machine 300 as components, and further includes a sheet reversing device 40 in the process of conveying the sheet photosensitive material.
0 is provided and compiled into a compact image recording device, and the 8th. 9th. 10th. Figure 11 shows 1. Second. Third. A fourth example is shown.

In the first embodiment shown in FIG. 8, a sheet conveying device 100 and an image forming device 2 are stacked in three stages on the right side of an automatic developing machine 300.
00, a sheet reversing device 400 is installed, and the sheet photographic paper S carried out from the sheet reversing device 400 provided at the lowest stage is S
The sheet photographic paper S is conveyed into the automatic developing machine 300 through a conveyance section 500 that conveys it along a curved line.The sheet photographic paper S discharged from the sheet conveyance device 100 descends with the emulsion side on the right, and is transferred to the image forming apparatus 200 with the emulsion side After being exposed to Se, it is inverted and carried into an automatic developing machine 300 with the emulsion side Se facing upward, where it is subjected to development processing.

In the embodiments shown in FIGS. 9 and 10, a sheet reversing device 400 is provided to the right of an automatic developing machine 300, an image forming device 200 is provided to the right of the automatic developing machine 300, and a sheet conveying device 100 is further provided to the right of the automatic developing machine 300. The difference between the two embodiments is the supply magazine 150.
It is located at the vertical and horizontal positions.

In both cases, the sheet photographic paper S is conveyed with the emulsion side Ss facing down, and during that time, the image forming device 200 exposes the emulsion side S@, and then it is turned over and placed in the automatic developing machine 300 with the emulsion side Se facing up. The film is transported to a storage facility and subjected to development processing.

In the embodiment shown in FIG. 11, a sheet reversing device 400 is placed to the right of an automatic developing machine 300, and an image forming device 2 is placed above it.
00, with a sheet conveying device 100 further above it, the sheet photographic paper S descends with the emulsion surface Se on the right, and after exposure to the emulsion surface Se is performed in the image forming device 200, it is reversed. Automatic developing machine 30 with the emulsion side Se facing up.
It is carried into 0.

In all of the above-mentioned embodiments, a sheet reversing device 400 is provided in the conveying path of the 7-sheet photographic paper, and the sheet reversing device 400 is configured to control the conveying posture of the sheet photographic paper at the same time as reversing, so that it is possible to prevent conveyance defects from occurring. do not have. Note that the outer box provided to cover the conveyance path in FIGS. 8 to 11 is for blocking external light.

Next, an example of the development process of the photographic paper after the above-mentioned exposure will be described.

Standard processing process (processing temperature and processing time) [1] Color development 38℃ 3 seconds [2]
Bleach fixing temperature: 1 minute (9) seconds [3]
Stabilization treatment 5-30℃ 3 minutes [4] Drying 7
5 to 80°C for about 2 minutes Processing solution composition (color developing tank solution) (bleach-fixing tank solution) (stabilizing solution) The stabilization process was carried out in a cascade system consisting of three tanks.

In the above description, sheet photographic paper has been described as the sheet-like photosensitive material, but other suitable photosensitive materials such as X-ray film, dry silver, negative film, and positive film are also applicable. In addition, as an image forming apparatus, F
In addition to OT, other means include CRT, laser light, a combination with a liquid crystal shutter, and LED. In addition to the above-mentioned automatic developing machines, automatic developing machines for dry silver, diffusion transfer type, etc. may also be used.

〔Effect of the invention〕

According to the present invention, it is possible to provide an image recording device that is compact and functions smoothly without causing conveyance defects, in which a sheet-like photosensitive material is taken out from a supply magazine, exposed, and then developed without requiring human intervention. It became.

[Brief explanation of drawings]

FIG. 1 is a side view of the sheet conveying device. Figure 2 is a front view of the ejecting device. FIG. 3 is a side view of the image forming apparatus. Figure 4 shows the cross-sectional structure of the automatic developing device. FIG. 5 shows the configuration of the sheet reversing device, and FIG. 6 is a side sectional view thereof. FIG. 7 is a configuration diagram of main parts of a vertical sheet reversing device. 8, 9, 10, and 11 each show an embodiment of the present invention. 100... Sheet transport device 200... Image forming device 300... Automatic developing machine 400... Sheet reversing device S... Sheet photographic paper Se... Emulsion side (sheet photographic paper) Applicant: Roku Konishi Photo Industry Co., Ltd. +55 Figure 9 Figure 10 (I)

Claims (1)

[Claims] An image recording apparatus characterized in that a sheet-like photosensitive material that has been exposed to light by an exposure section is automatically conveyed into an automatic developing machine after the emulsion surface is reversed by a reversing section.