JP2005008373A - Printed paper sheet lead-out device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a printed paper sheet lead-out device capable of aligning posture of the printed paper sheet when transferring the printed paper sheet, which is led out through a lead-out opening by a lead-out means, onto a conveyor. <P>SOLUTION: The lead-out device is provided with a first lead-out means for carrying the printed printing paper from the lead-out opening and the conveyor device for leading out the printed paper sheet, which is led out through the lead-out opening, in a direction nearly crossing the lead-out direction by the first lead-out means. The lead-out means is provided with a printed matter lead-out quantity control means for controlling so that lead-out quantity of the printed paper sheet in the front in the lead-out direction of the conveyor device is larger than that in the rear in the lead-out direction. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a print carry-out device provided at a print carry-out port of a print processing apparatus.
[0002]
[Prior art]
In general, this type of unloading apparatus includes a first unloading apparatus that unloads the print paper that has been dried by the drying apparatus after the development process, and the print sheet unloaded from the unloading apparatus. And a carry-out conveyor as a second carrying device that further carries the paper in a direction substantially perpendicular to the carry-out direction by the first carry-out device. As shown, a plurality of conveying rollers B and a pair of conveying rollers C are used as the first unloading device A1, and an unloading conveyor E provided with an endless belt D spanned between the driving rollers as the second unloading device A2. Is used.
[0003]
In the carry-out device described above, the print paper dried by the drying device after the development processing is carried out from the carry-out port by the carry-out conveyance roller B and the conveyance roller pair C and is placed on the endless belt D of the carry-out conveyor device E. It is placed and collected in the tray of the sorting unit via the carry-out conveyor device E. (See Patent Document 1)
[0004]
[Patent Document 1]
Japanese Patent Laid-Open No. 7-5671
[Problems to be solved by the invention]
By the way, as shown in FIG. 7, normally, the printing paper P is curled in a toe shape as it is dried after the development process. As shown by a two-dot chain line in FIG. 6, the curled upper end is caught on a carry-out port or a constituent member of the first carry-out device A1 when being carried on the endless belt D of E. P is inadvertently rotated on the endless belt D of the carry-out conveyor E, causing the printing paper to have an uneven direction, or in some cases, not being placed on the tray of the sorting unit.
[0006]
For the above problem, there is also a method in which the arrangement position of the carry-out conveyor E is shifted downward relative to the carry-out port so that the print paper does not easily come into contact with the carry-out port or the constituent members of the first carry-out device A1. Although it is conceivable, if the carry-out conveyor device is shifted downward with respect to the carry-out port as described above, and the distance between the carry-out port and the endless belt D of the carry-out conveyor E is widened, the fall distance of the print paper P increases, There may be a problem that the paper P is damaged or the print paper P stands on the endless belt D.
[0007]
Furthermore, with respect to the above-mentioned problems, for example, as shown in FIG. 8, by providing protruding ridges G protruding upward on both sides of the guide member F that guides the endless belt D of the carry-out conveyor E, endlessness is achieved. A method has also been proposed in which both ends in the width direction of the belt D are raised upward to prevent the print paper P placed on the endless belt D from inadvertently rotating on the endless belt D. FIG. Even if the carry-out conveyor E is adopted, it is not possible to prevent the print paper P from being caught by the carry-out port or the constituent members of the first carry-out device A1, and therefore the print paper P is not aligned in the direction. However, it is difficult to eliminate the problem that does not fit on the tray of the sorting unit.
[0008]
The present invention has been developed in view of the above circumstances, and the object is to align the posture of the print paper carried out from the carry-out port by the first carry-out means by the second carry-out means. It is an object of the present invention to provide a print paper carry-out device that can be used.
[0009]
[Means for Solving the Problems]
In order to achieve the above object, the invention described in claim 1 includes a first carry-out means for carrying out the printed paper from the carry-out port, and a print paper carried out from the carry-out port. In the print paper carry-out device provided with the second carry-out means for carrying out in a direction substantially perpendicular to the carry-out direction by the means, the first carry-out means includes the second paper in the print paper carried out from the carry-out port. A print carry-out amount adjusting means is provided for making the carry-out amount on the front side in the carry-out direction larger than the carry-out amount on the rear side.
[0010]
According to a second aspect of the present invention, the first carry-out means according to the first aspect is composed of a plurality of transport rollers, and the print carry-out amount adjusting means is configured by making the arrangement positions of the plurality of transport rollers different. It is characterized by that.
[0011]
According to a third aspect of the present invention, the first carry-out means according to the first aspect is composed of a plurality of conveyance rollers, and the print carry-out amount adjusting means makes the outer diameters of the roller surfaces of the plurality of conveyance rollers different. It is characterized by comprising.
[0012]
According to a fourth aspect of the present invention, the first carry-out means according to the first aspect comprises a plurality of conveyance roller pairs, and the print carry-out amount adjusting means makes the pressure contact forces of the plurality of conveyance roller pairs different. It is characterized by being comprised.
[0013]
Further, the invention according to claim 5 is characterized in that the first carry-out means according to any one of claims 1 to 4 conveys the print paper in a plurality of rows.
[0014]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 schematically shows an example of a print processing apparatus equipped with a carry-out device according to the present invention. This print processing apparatus is basically a photographic paper P which is an example of print paper. Are provided with a photographic processing unit 1 for printing images and a sorting unit 5 for sorting prints finished by the photographic processing unit 1.
[0015]
The photo processor 1
A film mask unit 21 for setting a developed film, a scanner 22 for reading a frame image of the developed film set in the film mask unit 21, a reading for reading image data recorded on a recording medium such as an MO An image processor 2 equipped with an image processing unit 24 for mainly performing various kinds of image processing on the image data read by the device 23, the scanner 22 or the reading device 23;
A printer 3 for printing an image on photographic paper P, which is an example of print paper, using image data processed by the image processor 2;
It comprises a processor 4 for developing photographic paper on which an image is printed by the printer 3.
[0016]
The scanner 22 mounted on the image processor 2 sets the developed film on the film mask unit 21 to irradiate the developed film set on the film mask unit 21 with the light from the light source unit 20. The images of each frame are sequentially read and output to the image processing unit 24, and the image processing unit 24 performs various image processing on the image data read by the scanner 22 or the reading device 23.
[0017]
The image processing unit 24 includes a main controller 25 including a computer in which image processing software or the like is installed, a keyboard 26a and a mouse 26b for inputting various information to the main controller 25, and a monitor 27 for displaying various information. It consists of and.
[0018]
The image data read by the scanner 22 or the reading device 23 is appropriately processed by the main controller 25 based on a predetermined processing program and various information such as a print size input by the keyboard 26a or the mouse 26b, and then sequentially printed. The data is output as data to a sub controller 30 described later mounted on the printer 3.
[0019]
The printer 3 is for printing the print data created by the image processing unit 24 of the image processing machine 2 on the photographic printing paper P, and the sub controller 30 for inputting the print data output from the image processing unit 24. Paper magazines 31a and 31b filled with rolls of photographic paper, a transport mechanism 32 for transporting photographic paper P delivered from the paper magazines 31a and 31b, and photographic paper transported by the transport mechanism 32 An exposure mechanism 33 for exposing image data via the sub-controller 30 is mounted on P.
[0020]
In the printer 3, as the print data output from the main controller 25 is input to the sub-controller 30, the sub-controller 30 generates exposure data based on the input print data, and the exposure mechanism 33. To be output.
[0021]
As a method of the exposure mechanism 33, a PLZT shutter method, a laser beam method, a liquid crystal shutter method, a fluorescent beam method, and the like are known, and any method can be adopted according to the specification.
[0022]
The processor 4 has a development processing mechanism 41 for developing the photographic paper P on which an image is printed by the printer 3, a drying processing mechanism 42 for drying the photographic paper developed by the development processing mechanism 41, and
An unloading device 6 according to the present invention is provided for transporting the photographic paper P that has been dried to the sorting unit 5.
[0023]
The development processing mechanism 41 includes a plurality of processing tanks, and various processing liquids such as a developing solution, a bleaching / fixing solution, and a stabilizing solution are individually stored in these processing tanks.
[0024]
The drying processing mechanism 42 includes a heater for drying the photographic paper P, and is configured to appropriately dry the photographic paper P by the heater while the photographic paper P is transported by a transport mechanism (not shown). The photographic paper P dried by the mechanism 42 is sent to a carry-out device 6 to be described later.
[0025]
As shown in FIG. 1, the sorting unit 5 also includes a number of trays 51. For example, when the photographic paper P printed for one order is conveyed to the tray 51 positioned at the top, While being transported downward through a drive mechanism (not shown), the photographic paper P that is subsequently conveyed is accommodated in the next tray 51.
[0026]
As shown in FIG.
A print carry-out direction switching device 61;
Two upper and lower carry-out ports 62 and 63 located on the downstream side of the print carry-out direction switching device 61;
First unloading means 7 for unloading the photographic paper P dried by the drying mechanism 42 from the upper unloading port 62;
A second unloading means 8 for unloading the photographic paper P unloaded from the upper unloading port 62 in a direction substantially perpendicular to the unloading direction by the first unloading means 7;
A third unloading means 9 for unloading the photographic paper P dried by the drying mechanism 42 from the lower unloading port 63 is provided.
[0027]
In the unloading device 6 described above, the first unloading unit 7 unloads the standard-size printing paper P in two rows from the upper unloading port 62 toward the second unloading unit 8 and unloads the second unloading unit 8. The paper P is further carried out toward the tray 51 of the sorting unit 5, and a relatively large size print such as a four-cut or six-cut by the third carry-out means 9 from the lower carry-out port 63. The paper P is carried out on the storage tray 90.
[0028]
In the embodiment shown in the figure, the first carry-out means 6 mounted on the upper carry-out port 62 has a carry-out amount on the front side in the carry-out direction of the second carry-out means 8 on the photographic paper P carried out from the upper carry-out port 62. A print carry-out amount adjusting means 70 is provided so as to be larger than the carry-out amount on the side.
[0029]
Specifically, as shown in FIGS. 4 and 5, the first carry-out means 7 is elastically applied to the drive roller 71 and the drive roller 71 for each carry-out row L1 and L2 of the photographic paper P carried out in two rows. Conveying roller pair 73 composed of press-contacting rollers 72 and three conveying rollers 74a, 74b and 74c, and the conveying roller pair 73 is arranged at the center in the width direction of each of the carry-out rows L1 and L2. is doing.
[0030]
The print carry-out amount adjusting means 70 is constituted by the specific arrangement of the three conveyance rollers 74a, 74b, and 74c with respect to the conveyance roller pair 73, and includes the three conveyance rollers 74a, 74b, and 74c. Among them, the two transport rollers 74a and 74b are arranged in front of the second transport means in the unloading direction (rightward in FIGS. 4 and 5) with respect to the pair of transport rollers 73, and the remaining one transport roller 74c is disposed. By disposing the transport roller pair 73 on the rear side in the transport direction of the second transport means (leftward in FIGS. 4 and 5), the two transport rollers 74a and 74b and the single transport roller 74c are differently disposed. Is the print carry-out amount adjusting means 70.
[0031]
The second unloading means 8 is composed of a conveyor device 80, and is for conveying the photographic paper P unloaded from the upper unloading port 62 toward the sorting unit 5, and basically includes a pair of front and rear. An endless belt 81 spanned between drive rollers (not shown), a support frame 82 that rotatably supports both drive rollers, and a drive device (not shown) for rotating the drive rollers are provided. ing.
[0032]
The third carry-out means 9 is composed of a plurality of conveyance rollers (not shown) and a plurality of conveyance roller pairs 91 as in the first carry-out means 7.
[0033]
In the print processing apparatus described above, the standard size photographic paper P that has been subjected to the exposure printing process in the printer 3 is subjected to the development process while being conveyed in two rows by the development processing mechanism 41 of the processor 4. It is dried by the drying processing mechanism 42, and is unloaded from the upper unloading port 62 onto the endless belt 81 of the conveyor device 80 that constitutes the second unloading unit 8 via the first unloading unit 7 of the unloading device 6. The photographic paper P transported onto 81 is transported toward the sorting unit 5 via the conveyor device 80.
[0034]
By the way, when the photographic paper P in each of the transport lines L1 and L2 is carried out by the first carry-out means 7, the print carry-out amount adjusting means 70 causes the photographic paper P to move forward in the carry-out direction PF of the conveyor device 80. The carrying output applied is greater than the carrying output applied to the rear side PR, and accordingly, the carry-out amount of the photographic paper P from the upper carry-out port 62 is the front side P in the carry-out direction of the conveyor device 80 on the photographic paper P. -F becomes larger than the rear side PR, and the photographic paper P is obliquely placed on the endless belt 81 as shown by a solid line in FIG.
[0035]
This prevents the front edge P1 in the carry-out direction of the photographic paper P from coming into contact with the components of the carry-out device 6, such as the conveyance roller pair 73 and the conveyance rollers 74a, 74b, and 74c. With the unloading of the photographic paper P, the side edge rear portion P2 of the photographic paper P on the side of the upper carry-out port 62 comes into sliding contact with, for example, the conveyance roller 74c, and is inclined obliquely as shown by the solid line in FIG. The posture of the photographic paper P is corrected as shown by a two-dot chain line in FIG. 4 and then sent to the tray 51 of the sorting unit 5.
[0036]
Therefore, the photographic paper P is smoothly accommodated in the tray 51 of the sorting unit 5 without any trouble.
[0037]
A large size print is unloaded from the lower unloading port 63 via the third unloading means 9 and is stored in the storage tray 90.
[0038]
In the above embodiment, among the three transport rollers 74a, 74b, and 74c described above, two transport rollers 74a and 74b are arranged on the front side in the transport direction of the second transport means 8 relative to the transport roller pair 73, and The remaining one transport roller 74c is arranged behind the transport roller pair 73 in the unloading direction of the second unloading means 8, and the two transport rollers 74a and 74b and one transport roller 74c are arranged differently. Although the print carry-out amount adjusting means 70 is used, the present invention is not limited to this. For example, the same number (for example, two) of conveyance rollers are arranged on the left and right sides of the conveyance roller pair 73, and the second conveyance roller pair 73 is second. The outer diameter of the roller surface of the conveying roller disposed on the front side in the unloading direction of the unloading means 8 is the outer diameter of the roller surface of the conveying roller disposed on the rear side in the unloading direction of the second unloading means 8 relative to the conveying roller pair 73. Ri be increased, or the difference in the outer diameter of the roller surfaces of the conveying rollers as a print out amount adjusting means 70.
[0039]
With the above structure, the front side PF of the conveyor device 80 in the carrying direction of the photographic paper P is sent faster than the rear side PR, and accordingly, the photographic paper P from the upper carry-out port 62 is sent. Is larger than the rear side PR in the carrying direction of the conveyor device 80 for the photographic paper P, and the photographic paper P is placed on the endless belt 81 obliquely.
[0040]
Further, for example, the first carry-out means 7 is constituted by a plurality of carry-roller pairs 73, and the pressure contact force of the carry-roller pair 73 disposed on the front side in the carry-out direction of the second carry-out means 8 is rearward in the carry-out direction of the second carry-out means 8. By making it larger than the pressure contact force of the transport roller pair 73 arranged on the side, the difference in pressure contact force of both the transport roller pairs 73 may be used as the print carry-out amount adjusting means.
[0041]
With the above structure, the carry output applied to the photographic paper P is larger than the carry output applied to the front side PF of the conveyor device 80 in the carry direction of the photographic paper P than the carry output applied to the rear side PR. Accordingly, the carry-out amount of the photographic paper P from the upper carry-out port 62 is larger on the front side PF in the carry-out direction of the conveyor device 80 on the photographic paper P than on the rear side PR.
[0042]
In the above embodiment, the photographic paper is carried out in two rows. However, the present invention is not limited to this, and it may be carried out in one row or carried out in three rows. Also good.
[0043]
In the above embodiment, the present invention is applied to a print processing apparatus using photographic paper as print paper. However, the present invention is not limited to this, and the present invention is applied to a print processing apparatus using print paper other than photographic paper. May be applied.
[0044]
【The invention's effect】
As described above, according to the first aspect of the present invention, the first carry-out means for carrying out the printed paper from the carry-out port, and the print paper carried out from the carry-out port, In the print paper carry-out device provided with the second carry-out means for carrying out in a direction substantially perpendicular to the carry-out direction by the means, the first carry-out means includes the second paper in the print paper carried out from the carry-out port. By providing the print carry-out amount adjusting means for making the carry-out amount on the front side of the carry-out means larger than the carry-out amount on the rear side, the print carry-out amount adjustment is performed when the print paper is carried out by the first carry-out means. Due to the action of the means, the amount of the print paper carried out becomes larger on the front side in the carry-out direction of the second carry-out device for the print paper than on the rear side. Therefore, it is possible to prevent the front edge of the print paper from coming into direct contact with the components of the carry-out device, and the second carry-out device is accompanied by carrying out the print paper by the second carry-out means. The print paper that is inclined with respect to the transport direction of the paper is corrected so that the orientation of the print paper that is inclined obliquely faces the carry-out direction by the sliding member contacting the side edge of the first carry-out device on the side of the first print device After that, it was possible to send it to the sorting section in an appropriate posture.
[0045]
According to a second aspect of the present invention, the first carry-out means according to the first aspect comprises a plurality of transport rollers, and the print carry-out amount adjusting means makes the arrangement positions of the plurality of transport rollers different. By being configured, the same effect as that of the invention according to claim 1 can be achieved by only a simple change that makes the arrangement positions of the plurality of transport rollers constituting the first carry-out means different. .
[0046]
According to a third aspect of the present invention, the first carry-out means according to the first aspect comprises a plurality of conveyance rollers, and the print carry-out amount adjusting means determines the outer diameter of the roller surfaces of the plurality of conveyance rollers. By being configured to be different, it is possible to achieve the same effect as that of the first aspect of the present invention only by preparing a plurality of conveying rollers having different outer diameters.
[0047]
According to a fourth aspect of the present invention, the first carry-out means according to the first aspect comprises a plurality of conveyance roller pairs, and the print carry-out amount adjusting means makes the pressure contact forces of the plurality of conveyance roller pairs different. With this configuration, the same effect as that of the first aspect of the invention can be achieved simply by facilitating a plurality of conveying roller pairs having different pressure contact forces.
[0048]
According to a fifth aspect of the present invention, the first carry-out means according to any one of the first to fourth aspects conveys the print paper in a plurality of rows. In addition to the effects, the first carry-out means can carry out a plurality of print sheets at a time toward the second carry-out means, thereby enhancing the carry-out processing capacity.
[Brief description of the drawings]
FIG. 1 is a perspective view of a print processing apparatus equipped with a transport device according to the present invention.
FIG. 2 is a configuration diagram of the same.
FIG. 3 is a configuration diagram showing the main part in an enlarged manner.
FIG. 4 is an explanatory view of the main part of the transport device according to the present invention as viewed from above.
FIG. 5 is an explanatory view of the main part of the transport device according to the present invention as seen from the side.
FIG. 6 is an explanatory view of a main part of a conventional transport device as viewed from above.
FIG. 7 is an explanatory view of a main part of a conventional transport device as viewed from the side.
FIG. 8 is a schematic explanatory diagram of a conveyor device constituting a conventional transport device.
[Explanation of symbols]
1 Photo processing unit 3 Printer
4 processor 5 sorting unit 51 tray 6 unloading device 7 first unloading means 70 print unloading amount adjusting means 73 conveying roller pair 74a, 74b, 74c conveying roller 8 second unloading means 80 conveyor device 81 endless belt 9 third unloading means P printing Paper (printing paper)

Claims (5)

First unloading means for unloading the printed paper from the unloading port, and second unloading the print sheet unloaded from the unloading port in a direction substantially orthogonal to the unloading direction by the first unloading unit. In a print paper carry-out device provided with carry-out means,
The first carry-out means is provided with a print carry-out amount adjusting means for increasing the carry-out amount on the front side in the carry-out direction of the second carry-out means on the print paper carried out from the carry-out port. A print paper carry-out device characterized by the above. 2. The printing paper according to claim 1, wherein the first carry-out means is composed of a plurality of transport rollers, and the print carry-out amount adjusting means is configured by changing the arrangement positions of the plurality of transport rollers. Unloading device. The first carry-out means is composed of a plurality of transport rollers, and the print carry-out amount adjusting means is configured by making the outer diameters of the roller surfaces of the plurality of transport rollers different. Print paper carry-out device. 2. The print according to claim 1, wherein the first carry-out means is constituted by a plurality of conveyance roller pairs, and the print carry-out amount adjusting means is constituted by making the pressure contact forces of the plurality of conveyance roller pairs different. Paper carry-out device. 5. The print paper carry-out apparatus according to claim 1, wherein the first carry-out means conveys the print paper in a plurality of rows.

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