JP2001343732A - Developing method and developing apparatus for card photographic paper - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a developing method which does will damage processing card photographic paper and to provide an apparatus which enables reduction in size and weight and a developing apparatus. SOLUTION: This developing apparatus successively has a developing section 10, a bleach-fixing section 20, a rinsing section 30 and a drying section 40. The developing section has a first pump 13 for feeding a developer D from a first chemical liquid tank 11 to a first nozzle 12 and a first feed roller 1. The bleach-fixing section 20 has a second pump 23 for feeding a bleach-fix solution E from a second chemical liquid tank 21 to a second nozzle 22 and a second feed roller 2. The rinsing section has a third pump 33 for feeding rinsing water F from a tank 32 to a third nozzle 32 and a third feed roller 3. The drying section has a ejecting means 4 and a heater 41. The first to third feed rollers are pivotally supported at approximately the same height, hold the card photographic paper C sideways and approximately rectilinearly transfer the photographic paper, during which time the card photographic paper is successively subjected to at least development processing, blanch-fix processing and rinsing processing.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a developing method and a developing apparatus for prepaid card printing paper.

[0002]

2. Description of the Related Art As shown in Japanese Patent No. 2585170 and FIG. 8, a prepaid card printing paper (hereinafter abbreviated as card printing paper) is a prepaid card (also referred to as a magnetic card) having a non-photosensitive film attached to the surface thereof. The card printing paper uses a dedicated card printing paper printing machine as disclosed in Japanese Patent Application Laid-Open No. 6-230480, and prints desired originals (characters, patterns, photographs, figures, and composites thereof) on unexposed film. The film is projected and exposed, and the photosensitive film is chemically processed and fixed.

[0003]

When a card photographic paper is structurally curved or bent, the magnetic layer is damaged or broken. Therefore, in a conventional card photographic paper printing machine, the card photographic paper is stored in a chemical tank, bleached. When developing processing while repeating meandering to a tank, a fixing tank, a washing tank, a dehydrating tank, and a drying chamber, the guide radius of the card photographic paper must be increased and the meandering must be loosened. However, there is a problem that the size becomes large and is heavy and expensive. Therefore, the present invention has been made in view of such problems of the prior art, and an object of the present invention is to cause no damage at the time of processing card printing paper, and to reduce the size and weight. An object of the present invention is to provide a developing method and a developing device.

[0004]

According to the present invention, there is provided a method for developing a card printing paper according to the present invention.
The card photographic paper is transferred horizontally and substantially in a straight line, and at least a developing process, a bleach-fixing process, and a washing process are sequentially performed in the meantime, and the card photographic paper is a non-photosensitive film on the surface of the prepaid card. The image is projected onto this unexposed film and developed to form an original prepaid card.Transferring horizontally and almost straight means transferring almost parallel without meandering. . According to a second aspect of the present invention, in the developing method of the first aspect, the developing solution, the bleach-fixing solution, and the washing water are sequentially sprayed on the card printing paper, and the term "spraying" means spraying the photosensitive film against the photosensitive film. .

A developing device for card photographic paper according to the present invention comprises:
According to a third aspect of the present invention, a developing section, a bleach-fix section, a washing section, and a drying section are sequentially provided in the dark box, and the developing section includes a first chemical solution tank, a first nozzle, a first feed roller, and a first chemical solution tank. A bleach-fixing unit for feeding the bleach-fix solution from the second chemical solution tank, the second nozzle and the second feed roller, and the second chemical solution tank to the second nozzle; A second pump, the washing section includes a tank, a third nozzle, a third feed roller, and a third pump for feeding wash water from the tank to the third nozzle, and the first to third feed rollers are substantially The heater is supported at the same height, and the drying unit is provided with a heater and a discharge unit.

According to a fourth aspect of the present invention, in the developing device according to the third aspect, a support provided in the dark box includes a first chemical solution tank and a second chemical solution tank, and a card transfer body mounted and fixed on the support is provided. First to third feed rollers, and first to third nozzles, the first to third feed rollers, the first feed roller disposed before and after the first nozzle, and the first feed roller disposed before and after the second nozzle A double feed roller and a third feed roller arranged before and after the third nozzle, provided with a first to third pumps and a tank in a dark box, a first pump and a first nozzle, a second pump and a second nozzle , And the third pump and the third nozzle are connected by a hose.

According to a fifth aspect of the present invention, in the developing device according to the third or fourth aspect, the support base is provided with an endless chain extending in a direction in which the card printing paper is transported. A second rotary gear for the double feed roller, a third rotary gear for the third feed roller, and a fourth rotary gear for the discharging means are provided, and the first to fourth rotary gears mesh with the endless chain. According to a sixth aspect, in the developing device according to the third, fourth, or fifth aspect, the first paper guide facing the first nozzle, the second paper guide facing the second nozzle, and the third paper facing the third nozzle. The guide is provided at substantially the same height.

Here, the dark box means a device for storing and feeding a card printing paper, a device for projecting an image onto the card printing paper, a developing device, and the like in a light-shielded state. Here, the first to third nozzles refer to those which spray a developer, a bleach-fix solution, and washing water evenly on the card printing paper, and the first to third pumps refer to a developer, a bleach-fix solution, This means the cleaning water is fed under pressure to the nozzle. The first to third paper guides are kept at the same height, and the developer or bleach-fixing solution sprayed from the nozzle or the cleaning water is kept in a layer state by surface tension. , Which allow the card photographic paper to pass through that layer. Here, the feed roller is a pair of upper and lower rollers that rotate in close contact with each other, and conveys the card printing paper in one direction and at substantially the same height without meandering, and a developing solution, a bleach-fixing solution,
Or, means for preventing the crossing of washing water and for removing and dewatering from the card printing paper. The discharging means refers to a feed belt, a feed roller or a gutter, and the endless chain refers to a feed roller. And the discharging means are rotated in the same direction and at the same speed. Here, the support stand refers to one that is installed in a dark box, and the card transporter refers to one that is detachably mounted on the support stand and fixed.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of a developing device for card photographic paper according to the present invention will be described with reference to FIGS.
The developing device includes a support 6 provided in a dark box 8 and a card transfer body 7 mounted and fixed on the support 6, and includes a developing unit 10, a bleach-fix unit 20, a washing unit 30, and a drying unit 40. The support 6 is provided with a first chemical solution tank 11 for storing the developer D.
A second chemical solution tank 21 for storing the bleach-fix solution E;
And a tank 31 for storing the developer, and the card transfer body 7 is provided with the first nozzle 12 for spraying the developing solution D toward the card photographic paper C.
And a second nozzle 22 for spraying the bleach-fixing solution E, and a third nozzle 32 for spraying the washing water F, and a pair of upper and lower first feed rollers 1A, 1A,
1B, a pair of upper and lower feed second feed rollers 2A and 2B before and after the second nozzle 22, a pair of upper and lower feed third feed rollers 3A and 3B before and after the third nozzle 32, and a drying unit. 40 is provided with a discharging means 4 and a heater 41,
First pump 1 between first chemical liquid tank 11 and first nozzle 12
3, a second pump 23 is provided between the second chemical solution tank 21 and the second nozzle 22, and a third pump 33 is provided between the tank 31 and the third nozzle 32.

First feed rollers 1A and 1B pivotally supported before and after the developing unit 10, second feed rollers 2A and 2B pivotally supported before and after the bleach-fixing unit 20, and a second feed roller pivotally supported before and after the washing unit 30. The three-feed rollers 3A and 3B are arranged at substantially the same height with a support interval P shorter than the total length L or the total width T of the card photographic paper C, and each of them rotates the sponge-shaped rollers in close contact with a pair of upper and lower rollers. Thereby, the boundary of the developer D, the bleach-fixer E, or the washing water F is prevented, and the liquid is removed from the card photographic paper C and dehydrated. The first nozzle 12 is disposed between the first feed rollers 1 </ b> A and 1 </ b> B, and sprays the developing solution D toward the card photographic paper C passing through the developing unit 10.
Is disposed between the second feed rollers 2A and 2B, and sprays the bleach-fixing solution E toward the card photographic paper C passing through the bleach-fixing unit 20, and the third nozzle 32 causes the third feed rollers 3A and 3B to
Cleaning water F is sprayed toward the card photographic paper C passing through the rinsing unit 30 and the discharging means 4 includes a feed belt 42 rotating below the transfer position of the card photographic paper C, Heater 41 radiating heat toward belt 42
And

Since the developing device of the first embodiment has the above-described structure, the support 6 is provided with the first chemical solution tank 11 and the second chemical solution tank 21 in advance, and the card transfer body 7 has the first to third chemical solutions. Feed rollers 1A, 1B, 2A, 2B, 3A, 3B, first to third nozzles 12, 22, 32, and feed belt 42
The first pump 13 communicating with the first chemical solution tank 11 while attaching the support base 6 to the dark box 8, and the second chemical solution tank 21
A second pump 23 and a tank 31 communicating with the tank 31, and a third pump 33 communicating with the tank 31. The card transfer body 7 is temporarily placed on the support 6 and the first pump 13
And the first nozzle 12, the second pump 23 and the second nozzle 22,
After connecting each of the third pump 33 and the third nozzle 32 with the hose H, the card transfer body 7 is placed and fixed on the support base 6, the developer D is stored in the first chemical liquid tank 11, and the developer D is stored in the second chemical liquid tank 21. The bleach-fixer E is supplied to the tank 31 with the washing water F.

A method for developing a card photographic paper according to the present invention is as follows.
Describing with the developing device of the first embodiment, first, the first to third pumps 13, 23, and 33 are operated to circulate the developer D, the bleach-fix solution E, and the washing water F, respectively. Three feed rollers 1A, 1B, 2A, 2B, 3A, 3B
And the feed belt 42 are rotated at the same speed in the same direction. Next, the card photographic paper C is supplied to the developing unit 10 through a supply port 17 provided on the front side of the developing device.
Are first to third feed rollers 1A, 1B, 2A, 2B, 3
By A and 3B, the image is transferred substantially straight from the developing unit 10 to the bleach-fixing unit 20 and from the bleach-fixing unit 20 to the washing unit 30.
Meanwhile, the developing solution D from the first nozzle 12, the bleach-fixing solution E from the second nozzle 22, and the washing water F from the third nozzle 32.
Are sprayed, subjected to a developing process, a bleach-fixing process, and a washing process, and finally, are transported by a feed belt 42 toward an outlet 18 provided on the rear side of the developing device, and are dried by a heater 41 during that time.

A second embodiment of the developing device according to the present invention is:
If only the parts different from the first embodiment are described,
As shown in FIG. 3, an endless chain 9 that rotates in the transport direction of the card printing paper C is laid on the support base 6, and a first rotary gear 14 for the first feed rollers 1A and 1B and a second feed roller 2A are mounted on the card transport body 7. , 2B, a third rotating gear 34 for the third feed rollers 3A, 3B,
The fourth rotating gear 44 with respect to the feed belt 42 is pivotally supported,
The dark box 8 is provided with a drive motor M for the endless chain 9, and when the card transfer body 7 is placed on the support base 6, the first to fourth rotary gears 14, 24, 34, 44 mesh with the endless chain 9, Rotate in the same direction and at the same speed.

A third embodiment of the developing device according to the present invention comprises:
If only the parts different from the second embodiment are described,
As shown in FIG. 4, a first paper guide 15 facing the first nozzle 12 is provided between the first feed rollers 1A and 1B of the developing unit 10.
Between the second feed rollers 2A and 2B of the bleach-fixing section 20.
A second paper guide 25 facing the second nozzle 22 is provided, and a third paper guide 35 facing the third nozzle 32 is provided between the third feed rollers 3A and 3B of the washing unit 30, respectively. The three paper guides 15, 25, and 35 are arranged in a substantially straight line at the same height, and guide the card printing paper C in a horizontal line.

Since the developing device of the third embodiment has the above structure, a part of the developing solution D sprayed from the first nozzle 12 forms a developing solution layer d on the upper surface of the first paper guide 15 by surface tension. A part of the bleach-fixing solution E sprayed from the second nozzle 22 forms a bleach-fixing solution layer e due to surface tension on the upper surface of the first paper guide 15, and a part of the washing water F sprayed from the third nozzle 32. Forms a cleaning water layer f on the upper surface of the first paper guide 15 by surface tension. The developing solution layer d, the bleach-fixing solution layer e, or the washing water layer f includes the inlet side feed rollers 1A, 2A, 3A and the outlet side feed rollers 1B, 2B.
B and 3B prevent leakage to the front and rear process side, that is, crossing the border. The card photographic paper C sequentially passes through the developing solution layer d, the bleach-fixing solution layer e, and the washing water layer f, and is dewatered or dehydrated by the outlet-side feed rollers 1B, 2B, and 3B. Will not occur.

A fourth embodiment of the developing device according to the present invention is
If only the parts different from the third embodiment are described,
As shown in FIG. 6, the first collecting gutter 16 is provided in the developing section 10 below the transfer position of the card photographic paper C, the second collecting gutter 26 is provided in the bleach-fixing section 20, and the third collecting gutter 36 is provided in the washing section 30. The developer D sprayed onto the card photographic paper C is collected by the first collecting trough 16 and collected in the first chemical tank 11, and the bleach-fix solution E is collected by the second collecting trough 26 and stored in the second chemical tank 21. Wash water F into third collecting trough 3
6 to return to the tank 31, thereby freeing the size of the first chemical liquid tank 11 and the second chemical liquid tank 21. It includes feed rollers 3A and 3B, a third rotating gear 34, and a third paper guide 35, thereby improving the water washing effect.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In the first embodiment, an endless chain 9 is mounted on a support base 6, and first to fourth rotary gears 14, 24, 34, 44 supported on a card transfer body 7 by the endless chain 9.
The endless chain 9 is directly hung on the first to fourth rotary gears 14, 24, 34, 44 as shown in FIG. A similar purpose can be achieved even if rotating at. Also, as shown in FIG. 5B, the first to fourth rotary gears 14, 24, 34, 44 are omitted, and the first to third feed rollers 1A, 1B, 2A, 2
A similar purpose is achieved by providing a gear on B, 3A, 3B, directly hanging an endless chain 9 on the gear, and rotating the endless chain 9 by a driving gear N provided on a support base 6. Further, the first to third nozzles 12, 2 as shown in FIG.
First, second and third feed rollers 1A, 1B, 2A, 2B, 3A, 3
B and the first to fourth rotary gears 14, 24, 34, 44 may be provided on the support base 6.

A card supply section 50 is provided in front of the developing section 10 as shown in FIGS. 4A and 5 and the card supply section 50 is provided with an inlet side feed roller 5 and a fifth rotary gear 54 for the feed roller 5. It is also possible to provide a front paper guide 55 between the inlet side feed roller 5 and the developing unit 10 for supporting the shaft.
It is preferable that the support base 6 and the card transfer body 7 be mounted in a light-shielding state. For this reason, a support wall 6a extending outward is provided at the upper end of the support base 6 as shown in FIG. A protruding wall 7a for mounting is provided, and the support wall 6a and the protruding wall 7a are fixed. The tank 31 can be separated from the support base 6 and provided in the dark box 8, or the liquid supply port 1 can be provided in the first chemical liquid tank 11 and the second chemical liquid tank 21 as shown in FIG.
By providing the respective components 9 and 29, the developer D and the bleach-fixer E can be supplied without removing the card transporter 7.

The developing solution D and the bleach-fixing solution E are used by circulating them for a certain period of time, and are then replaced. The washing water F can be circulated or disposable. . A pair of upper and lower feed rollers 1A, 1B, 2A,
2B, 3A, 3B and 5 are made of sponge-like rubber or urethane resin and are supported so as to be able to rotate in close contact with each other. As shown in FIG. S, the card printing paper C is transported, the developer D and the bleach-fix solution E are removed, and the washing water F is pressed.
Dehydration is further improved.

[0020]

Since the method for developing card printing paper according to the present invention is as described above, the following effects can be obtained.
In the developing method according to the present invention, the card photographic paper is transferred to the bleach-fixing section from the developing section to the bleach-fixing section and from the bleach-fixing section to the washing section for processing, so that the card photographic paper, particularly the magnetic section, is damaged. There is no. According to the developing method of the second aspect, in addition to the effect of the first aspect, the dewatering and dehydration are easier and the drying efficiency is improved as compared with the case of passing through a chemical solution or washing water.

Since the developing device for card photographic paper according to the present invention has the above structure, the following effects can be obtained. In the developing device according to the third aspect, since the card printing paper is transferred substantially in a straight line, the entire device can be reduced in size and weight. Claim 4
In addition to the effect of the third aspect, the developing device is constituted by the support table and the card transfer body, so that if the card transfer body is removed, it can be easily cleaned or repaired. That is, maintenance and management become easy.

According to a fifth aspect of the present invention, in addition to the effects of the third and fourth aspects, all of the feed rollers pivotally supported before and after the developing section, the bleach-fixing section and the washing section, and the feed belt of the drying section. And
Since they rotate in the same direction and at the same speed, the card printing paper can be processed continuously. According to a sixth aspect of the present invention, in addition to the effects of the third, fourth and fifth aspects, the first paper guide has a developer layer, the second paper guide has a bleach-fixer layer, and the third paper guide has a washing water layer. Is caused by the surface tension, and the card photographic paper sequentially passes through the layer, so that development, bleach-fixing and washing with water can be performed without causing processing unevenness.

[Brief description of the drawings]

FIG. 1 is a schematic sectional view showing a first embodiment of a card photographic paper developing method and a developing device according to the present invention.

FIGS. 2A and 2B are schematic longitudinal sectional views of a developing unit, a bleach-fixing unit, and a washing unit.

FIG. 3 is a side view showing a second embodiment of the developing device.

FIGS. 4A and 4B are a vertical sectional view of a main part of a card transporter according to a third embodiment and an enlarged view showing a processing state of a card photographic paper.

FIGS. 5A and 5B are side views showing examples of erection of an endless chain. FIGS.

FIG. 6 is a schematic vertical sectional view of a developing device provided with a liquid collecting gutter.

FIGS. 7A and 7B are vertical cross-sectional views showing an example of separation of a support table and a card transfer body.

FIG. 8 is a perspective view of a card printing paper.

[Explanation of symbols]

1, 1A, 1B First feed roller 2, 2A, 2B Second feed roller 3, 3A, 3B Third feed roller 4 Discharge means 5 Feed roller 6 Support base 7 Card transfer body 8 Dark box 9 Endless chain 10 Developing unit, 11 First chemical liquid tank 20 Bleaching / fixing part, 21 Second chemical liquid tank 30 Rinse part, 31 Tank 40 Drying part 50 Card supply part 12, 22, 32 Nozzle 13, 23, 33 Pump 14, 24, 34, 44, 54 Rotating gear 15, 25, 35, 55 Paper guide 16, 26, 36 Liquid collecting gutter 17 Supply port, 18 Discharge port 19, 29 Refill port 41 Heater, 42 Feed belt C Card printing paper D Developer, d Developer layer E Bleaching and fixing Liquid, e Bleach-fixer layer F Wash water, f Wash water layer H Hose, M drive motor, N drive gear, S rubber band and spring L Total length of card printing paper, T card printing paper Full width P Feed roller support spacing

Claims (6)

[Claims] 1. A method for developing a card photographic paper, wherein the card photographic paper (C) is transferred horizontally and substantially linearly, and at least a developing process, a bleach-fixing process and a washing process are sequentially performed in the meantime. 2. The card printing paper according to claim 1, wherein the developing solution (D), the bleach-fixing solution (E) and the washing water (F) are sequentially sprayed on the card printing paper (C). Development method. 3. A developing section (10), a bleach-fixing section (20), a washing section (30) and a drying section (40) are provided in this order, and the developing section (10) has a first chemical solution tank (11) and a first chemical liquid tank (11). A nozzle (12), a first feed roller (1), and a first pump (13) for feeding a developing solution (D) from the first chemical liquid tank (11) to the first nozzle (12); The part (20) includes a second chemical liquid tank (21), a second nozzle (22), a second feed roller (2), and a second chemical liquid tank (21).
Second pump (23) for feeding bleach-fix solution (E) to 2)
The washing unit (30) includes a tank (31), a third nozzle (32), a third feed roller (3), and a tank (3).
A third pump (33) for feeding the washing water (F) from 1) to the third nozzle (32), and the first to third feed rollers (1, 2, 3) are pivoted at substantially the same height. Supported, drying section (4
A developing device for card photographic paper, characterized in that 0) is provided with a discharge means (4) and a heater (41). 4. A support (6) provided in a dark box (8),
A first to third feed rollers (1, 2, 3) are provided on a card transfer body (7) having a first chemical liquid tank (11) and a second chemical liquid tank (21) and mounted and fixed on a support (6). ) And first to third nozzles (12, 22, 32), and the first to third feed rollers (1, 2, 3) are arranged in front of and behind the first nozzle (12). Rollers (1A, 1B) and second feed rollers (2A, 2A) arranged before and after the second nozzle (22).
B) and third feed rollers (3A, 3B) arranged before and after the third nozzle (32), and the first to third pumps (13, 23, 33) and the tank ( 31)
And the first pump (13) and the first nozzle (12), the second pump (23) and the second nozzle (22), and the third pump (33) and the third nozzle (32) with a hose (H). 4. The developing device for card printing paper according to claim 3, wherein the developing devices are connected to each other. 5. An endless chain (9) is erected on the support stand (6) in the direction of transfer of the card printing paper (C), and the card transfer body (7) is rotated first by the first feed roller (1A, 1B). A gear (14), a second rotary gear (24) for the second feed roller (2A, 2B), and a third feed roller (3A,
3B) and a fourth rotating gear (44) for the discharging means (4), and the first to fourth rotating gears (14, 24, 34, 44) are connected to the endless chain (9). 5. The developing device for card photographic paper according to claim 3, wherein the developing device is engaged with the developing device. 6. A first paper guide (15) facing the first nozzle (12), a second paper guide (25) facing the second nozzle (22), and facing a third nozzle (32). 6. The developing device for card photographic paper according to claim 3, wherein the third paper guide is provided at substantially the same height as the third paper guide.