JPH08304918A - Paper carrying device for automatic photographing processor - Google Patents

Abstract

PURPOSE: To use up a paper roll to the end without waste and to prevent the stop of an automatic photographing processor at the time of exchanging the paper by selectively carrying the paper roll supplied by switching two sets of paper feeding means. CONSTITUTION: By normally (or reversely) rotating a driving means, either of two sets of paper feeding means 2 and 3 is driven to be rotated and the other is idly rotated. The paper roll set on the paper feeding means 2 driven to be rotated is carried, and the paper roll set on the other paper feeding means 3 is in a carrying standby state at this time bacause the means 3 is idly rotated. When the paper roll on the means 2 is carried up, the driving means 4 is reversely (or normally) rotated by electric control. Therefore, the paper roll set on the means 3 is carried, while the new paper roll is set on the means 2 after the previous paper roll is gone.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a paper conveying device in an automatic photographing processing device in which a photographer can photograph an identification photograph, portrait or the like by operating the device and obtain the photograph automatically in a short time. It is a thing.

[0002]

2. Description of the Related Art Generally, as a device that can be easily photographed by the person to be photographed when an identification photograph or portrait is needed, the photograph can be obtained in about one minute. A processing device is installed.

When the person to be photographed completes the photographing as described above, the photographic paper is conveyed to a predetermined position in the apparatus by the photographic paper conveying device provided in the automatic photographing processing device, and the upper body of the photographed person is photographed. The image is automatically printed on this photographic paper.
It is developed and discharged and supplied to a person to be photographed through a predetermined discharge port in the booth.

This conventional photographic printing paper transporting device has a structure in which one roll of photographic printing paper (width 127 mm, length 50 m) is set in the device and is fed and used. there were.

[0005]

For this reason, a service person regularly makes a round trip (once a month or once a half a month) to a place where an automatic photographing processing device is installed, and when the developer is exchanged, a little printing paper is removed. Even if it remained, I replaced it with a new roll of photographic paper as soon as possible. Therefore, normally, one roll of photographic paper was never used up and the remaining part was always discarded.

This is extremely uneconomical, and the automatic photographing processing device cannot be used during the replacement of the new printing paper, and the customer who is the photographed person must wait during that time. There was a problem such as not.

The present invention has been developed in view of the above points, and an object of the present invention is to allow roll-shaped paper such as printing paper and thermal transfer paper to be used up to the end without waste, and An object of the present invention is to provide a paper conveying device in an automatic image capturing processing device that can be used without stopping the automatic image capturing processing device even when paper is replaced.

[0008]

Therefore, the present invention has the following structure in order to effectively achieve the above object. That is, according to the structure of the paper feeding device in the automatic photographing processing device of the present invention as set forth in claim 1, the operation of two sets of paper feeding means is switched by the forward / reverse switching rotation of the driving means, and the paper feeding means of each set is fed. This is a configuration in which the roll paper supplied to the can be selectively conveyed.

According to a second aspect of the present invention, there is provided a paper conveying device in an automatic photographing processing device, wherein a pair of paper feeding rollers for nipping and conveying a rewound sheet of roll paper is provided. A predetermined one-way clutch is provided for each predetermined paper feed roller of each set, and the predetermined paper feed rollers of each set are connected to a drive device so as to rotate in reverse in conjunction with each other. When one of the predetermined paper feed rollers is driven to rotate via the one-way clutch by rotation or reverse rotation,
The other set of predetermined paper feed rollers is made to idle through a one-way clutch, and the pair of paper feed rollers on the drive rotation side conveys the roll paper on the drive rotation side.

[0010]

In the structure of the first aspect as described above, one of the two sets of paper feeding means is driven and rotated by the normal rotation (or reverse rotation) of the driving means, and the other is idle. As a result, the roll paper set on the side of one of the paper feeding means that is driven and rotated is conveyed by the paper feeding means. At this time, the roll paper set on the side of the other paper feeding means is brought into a conveyance standby state by idling of the paper feeding means.

When one of the roll papers conveyed as described above is used up, the drive means is rotated normally (or reversely) by electric control. As a result, the roll paper set on the side of the other paper feeding means is conveyed by this paper feeding means. During this period, a new roll paper may be set on the side of the paper feeding means where the roll paper is gone.

By doing so, the two roll papers can be set in the paper conveying device in the automatic photographing processing device and used alternately, and can be continuously used without stopping the device.

Further, in the structure of claim 2 as described above,
By operating the driving device, the two sets of paper feed rollers are interlocked and reversely rotated. At this time, due to the action of the one-way clutch provided on the predetermined paper feed roller of each set, one predetermined paper feed roller is driven and rotated with a driving force. In addition, the other paper feed roller of the other set is made idle by the action of the one-way clutch provided on the paper feed roller.

As a result, the roll paper rewound sheet set on the drive rotation side paper feed roller is driven by a predetermined driving force of the paper feed roller.
The paper is conveyed while being sandwiched by a pair of paper feed rollers of this set.

When the roll paper on the side of the set conveyed as described above is used up, the drive device is reversely rotated by electric control, and the predetermined paper feed rollers of each set are rotated in the opposite direction to the rotation direction. Will be done. As a result, the set of paper feed rollers that have been driven and rotated idle due to the action of the one-way clutch. In addition, the other set of idle predetermined paper feed rollers is driven and rotated by the action of the one-way clutch provided on this paper feed roller, and the paper is rotatably conveyed from the roll paper set on this set side. It will be.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. 1 to 8 are views showing a main part of a paper conveying device in an automatic photographing processing device according to an embodiment of the present invention. The paper conveying device is a paper sheet rewound from two rolls of paper. When one roll paper runs out, the paper sheet can be conveyed from the other roll paper.

That is, as shown in FIG. 1, the paper feeding device 1 is composed of two sets of paper feeding means 2 and 3, one driving means 4 and other parts. The paper feeding means 2 and 3 of each set are constituted by a paper feeding roller, a one-way clutch and the like which will be described later, and the driving means 4 is constituted by a motor and a plurality of gears. The paper feeding means 2 and 3 are operated by the operation of the driving means 4, and the paper sheet rewound from the roll paper is conveyed.

More specifically, as shown in FIGS. 1 to 4, a pair of paper feed rollers 6 and 7 are rotatably provided on the upper part of the support frame 5 so that both paper feed rollers 6 and 7 can be rotated. The outer surface of 7 is in line contact. Of these paper feed rollers 6 and 7, one (specific) paper feed roller 7
A one-way clutch 8 is provided near one end of the paper feed roller 7, and when the illustrated paper feed roller 7 rotates in the direction of arrow a, the paper feed roller 7 is locked by the action of the one-way clutch 8 and rotates so that a driving force is generated. . Then, the rewound paper sheet S ₁ of the _one roll paper L ₁ (see FIG. 4) set together with the other paper feed roller 6 is sandwiched and conveyed by the rotational driving force.

Below the paper feed roller 7, a pair of paper feed rollers 9 and 10 are rotatably provided on the support base 5 in the same manner as the paper feed rollers 6 and 7. . A one-way clutch 11 is provided near one end of one (specific) paper feed roller 10 among the paper feed rollers 9 and 10, and the one-way clutch is provided when the paper feed roller 10 rotates in the direction of arrow A shown in FIGS. By the action of 11, the paper feed roller 10 rotates so as to generate a driving force, and the paper sheet S ₂ (see FIG. 8) on which the other roll paper L ₂ (see FIG. 4) rewound is sandwiched together with the paper feed roller 9. It conveys by the rotation driving force.

The above-mentioned sets of one-way clutches 8 and 11
When a rotational force in the direction opposite to the driving rotation is applied, the specific paper feed rollers 7 and 10 run idle, and the supplied paper sheets S ₁ and S ₂ are no longer conveyed.

As shown in FIGS. 1 to 4 (and FIGS. 5 to 8), the motor 12 which is the driving means 4 for rotating the paper feed rollers 7 and 10 of each set described above, and the respective gear groups 13 are supported by the support base 5. It is provided on one side of. That is, the motor 12 is installed below the support frame 5, and the gear 15 is fitted to the motor drive shaft 14. A gear 16 is fitted to one end of the paper feed roller 10 so as to mesh with the gear 15, and further, a gear 16 meshes with the gear 16 so as to mesh with the gear 1.
7 is fitted to one end of the paper feed roller 7. By the operation of the motor 12, each set of paper feed rollers 7, 1
0 rotates in the opposite direction via these gears 15, 16 and 17.

Reference numerals 18 and 19 shown in FIGS. 4 and 8 denote guide pulleys for guiding the paper sheet S ₁ (or S ₂ ) conveyed from both paper feed rollers 7 and 10 forward. Is. Both guide pulleys 18,
Even if either of the paper feed rollers 7 and 10 is driven to rotate and conveys the paper sheet S ₁ or S ₂ , 19 rotates in the same direction to feed out the paper sheet S ₁ (or S ₂ ).

Reference numeral 20 denotes a loop sensor for detecting the paper sheet S ₁ (or S ₂ ) bent in a loop shape after passing through the guide pulleys 18 and 19 as described later. Further, as shown in FIG. 9, both paper feed rollers 7, 1 are provided in front of the guide pulleys 18, 19.
Overfeed sensors 21 and 22 for detecting the paper sheets S ₁ and S ₂ conveyed from 0 are provided.

Further, a drive shaft 23 for feeding the paper sheet S ₁ (or S ₂ ) having passed through the guide pulleys 18 and 19 forward is provided in pair with the pressing roller 24. The drive shaft 23 includes a drive motor 25 and a belt 26.
Paper sheets S that are connected by a chain (or a chain)
_The paper sheet S ₁ (or S ₂ ) can be conveyed by rotating the half-split roller portion 27, which is partially cut and is in contact with ₁ (or S ₂ ), one rotation at a time. 28 and 29 are 1
A pair of grip rollers for each paper sheet S
The tip of ₁ (or S ₂ ) is brought into contact with the grip rollers 28 and 29 to stop the grip rollers 28 and 29, and thereafter the guide is carried.

In the paper conveying device 1 in the automatic photographing processing device of the embodiment according to the present invention as described above, usually two roll papers are respectively placed at predetermined positions (not shown) in the device. The paper sheet S ₁ set and unwound from _one roll paper L ₁ (see FIG. 4) is inserted between the pair of paper feed rollers 6 and 7 on the upper side of the support frame 5. To be done. The paper sheet S ₂ rewound from the other roll paper L ₂ (see FIG. 4) is inserted between the pair of lower paper feed rollers 9 and 10.

When the paper sheet S ₁ on the upper side is conveyed, as shown by the arrows in FIGS. 1 to 4,
The motor 12 is driven to rotate (forward or reverse) in the direction of the arrow of the gear 15 so that each paper feed roller 10
The gear 16 and the gear 17 of the paper feed roller 7 rotate in the arrow direction.

At the time of this rotation, the one-way clutch 8 provided on the paper feed roller 7 on the upper side of the support frame 5 is driven and rotated to convey the paper sheet S ₁ .

On the other hand, the one-way clutch 11 provided on the paper feeding roller 10 on the lower side of the support frame 5 idles at this time, and the lower side paper sheet S ₂ is held without being conveyed.

Roll paper L ₁ on the upper side (see FIG. 4)
When the gear disappears, the motor 12 automatically rotates in the reverse direction, and as shown by the arrows in FIGS.
The gear 16 and the gear 17 rotate in the arrow direction.

At the time of this rotation, the one-way clutch 11 provided on the paper feed roller 10 on the lower side of the support base 5 is driven and rotated to convey the paper sheet S ₂ .

On the other hand, the one-way clutch 8 provided on the paper feed roller 7 on the upper side of the support base 5 idles at this time.
During this period, a new roll paper is set on the upper side where the paper has run out, so that it can be continuously used without stopping the automatic photographing processing device.

Next, the process in which the upper paper sheet S ₁ is conveyed will be described with reference to FIGS. 9 to 15. Figure 9
As described above, the paper sheets S ₁ and S ₂ are fed (manually) from the respective roll papers L ₁ and L ₂ (see FIG. 4) into the upper and lower paper feeding ports X and Y, and the respective overfeed sensors 21 , 22 is inserted until it is not detected.

The upper side paper sheet S is electrically controlled.
₁ is preferentially conveyed by the paper feeding means 2 and the driving means 4, and the leading end of the paper sheet S ₁ hits the grip rollers 28 and 29 as shown in FIG. After that, the paper sheet S ₁ is sent out from the roll paper L ₁ (see FIG. 4) to form a loop L between the guide pulleys 18 and 19 and the drive shaft 23.

Then, as shown in FIG. 11, when the loop L becomes large and the loop sensor 20 detects it, the feeding of the paper sheet S ₁ is stopped.

As shown in FIG. 12, the drive shaft 23 is rotated slightly before the grip roller 29 is rotated, and is rotated once to return to the original position. By doing so, the paper sheet S ₁ is sandwiched between the half roller portion 27 and the pressing roller 24 and conveyed a little, so that the paper sheet S ₁ is reliably meshed between the grip rollers 28 and 29.

Next, as shown in FIG. 13, a paper sheet S
_After setting ₁ as described above, photographic printing is started and the paper sheet S ₁ is conveyed. Meanwhile, loop L
Can be smaller or larger.

After the photographic printing is completed, the paper sheet S ₁ is cut in front of the grip rollers 28 and 29, as shown in FIG. At this time, the loop L becomes the minimum.

After the cutting is completed, the paper sheet S ₁ is once removed from the grip rollers 28 and 29 as shown in FIG. At this time, when the paper sheet S ₁ is not detected by the loop sensor 20, the paper sheet S ₁ is fed so that the loop sensor 20 can detect the paper sheet S ₁ .

After that, the roll paper L on the upper side
_{When 1} (see FIG. 4) is lost, the lower roll paper L ₂ (see FIG. 4) is switched to and the same operation as the above is repeated to convey the paper sheet S ₂ . As described above, the thermal transfer paper or the photographic printing paper is carried by the paper carrying device 1 of the above-described embodiment according to the present invention and is exposed by the automatic photographing processing device to finish the photographic print.

The paper carrying device of the present invention can also be used as a ticket vending machine or a receipt carrying machine for reggies.

[0041]

As described above, in the paper conveying device in the automatic photographing processing device of the present invention, when two roll papers are automatically conveyed and fed by setting two roll papers in the device, It is automatically fed from the other roll paper.

Therefore, the automatic photographing processing apparatus can be continuously used without being temporarily stopped, and the person to be photographed does not have to be kept waiting while the roll paper is exchanged as in the conventional case. Furthermore, it is possible to replace a new roll paper without hassle.

Further, when one roll paper runs out, it is immediately switched to the other roll paper to be fed and fed, so that each roll paper can be used without waste and left to the end, which is very economical. .

Also, by the forward / reverse rotation of the drive device, the movements of the two sets of paper feed rollers can be driven to rotate or idle by means of a one-way clutch, and the structure can be made simple and reliable and without time lag. Roll paper can be alternately conveyed and supplied.

[Brief description of drawings]

FIG. 1 is a front view of a paper feeding device when an upper paper feeding roller of one embodiment according to the present invention is driven.

FIG. 2 is a right side view of FIG.

FIG. 3 is a plan view of FIG.

FIG. 4 is a left side view of FIG.

FIG. 5 is a front view of the paper transport device when the lower paper feed roller of one embodiment according to the present invention is driven.

FIG. 6 is a right side view of FIG.

FIG. 7 is a plan view of FIG.

FIG. 8 is a left side view of FIG.

FIG. 9 is an explanatory diagram showing a paper carrying operation of the paper carrying device according to the embodiment of the invention.

FIG. 10 is an explanatory diagram showing a paper transport operation of the paper transport device according to the embodiment of the present invention.

FIG. 11 is an explanatory diagram showing a paper carrying operation of the paper carrying device according to the embodiment of the invention.

FIG. 12 is an explanatory diagram showing a paper carrying operation of the paper carrying device according to the embodiment of the invention.

FIG. 13 is an explanatory diagram showing a paper transport operation of the paper transport device according to the embodiment of the present invention.

FIG. 14 is an explanatory diagram showing a paper carrying operation of the paper carrying device according to the embodiment of the invention.

FIG. 15 is an explanatory diagram showing a paper transport operation of the paper transport device according to the embodiment of the present invention.

[Explanation of symbols]

1 Paper Conveying Device 2 Paper Feeding Means 3 Paper Feeding Means 4 Driving Means 6 Paper Feeding Rollers 7 Paper Feeding Rollers 8 One-way Clutch 9 Paper Feeding Rollers 10 Paper Feeding Rollers 11 One-way Clutch 12 Motor 13 Gears S ₁ , S ₂ Paper Sheet

Claims (2)

[Claims] 1. The forward / reverse switching rotation of the driving means switches the operation of two sets of paper feeding means so that the roll paper supplied to each set of paper feeding means can be selectively conveyed. A paper transport device in an automatic photographing processing device. 2. A pair of paper feed rollers for nipping and transporting the rewound sheet of roll paper are provided, and a predetermined one-way clutch of each set is provided with a one-way clutch. In addition, the predetermined paper feed rollers of each set are connected to a drive device so as to rotate in reverse, and the forward rotation or the reverse rotation of the drive device causes one set of the predetermined paper feed rollers to pass through a one-way clutch. When being driven and rotated, the other set of predetermined paper feed rollers was made to idle through a one-way clutch, and the pair of paper feed rollers on the drive rotation side were used to convey the roll paper on the drive rotation side. A paper transporting device in an automatic photographing processing device characterized by a configuration.