JP2006072056A - Control strip member for photographic processing apparatus and method for cleaning carrying roller by control strip member for photographic processing apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To simultaneously clean a carrying roller in a developing unit on judging the state of a processing liquid in a photographic processing apparatus. <P>SOLUTION: When a control strip member prepared by splicing a leader with a control strip paper is carried by a carrying device into a developing unit of a photographic processing apparatus to judge the state of a processing liquid, the roller surface of the carrying roller is cleaned by the leader by constituting the leader of a sheet material having the width corresponding to the maximum width of the carrying region to be used for carrying a printing paper on the roller surface of the carrying roller. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a photographic processing apparatus provided with a conveying device including a conveying roller for conveying a photographic photosensitive material on which an image is printed, and a developing processing unit for developing the photosensitive material conveyed by the conveying device. And a method of cleaning a transport roller of a transport device using the control strip member.

In general, this type of photographic processing apparatus is a photographic photosensitive material, for example, a conveyance device having a conveyance roller for conveying photographic paper, a printing processing unit for printing an image on photographic paper, and a printing process in the printing processing unit. A development processing unit for developing the developed photographic paper and a drying processing unit for drying the developed photographic paper. First, an image is printed on the photographic paper conveyed by the conveyance device by the printing processing unit. After printing, the photographic paper is conveyed to a development processing unit by a conveyance device, developed by the development processing unit, and then dried by a drying processing unit to finish the print.

  By the way, in the above photographic processing apparatus, for example, when mainly processing a narrow photographic paper such as a service size, the both sides of the roller surface of the transport roller through which the narrow photographic paper does not pass, Dirt generated from the processing liquid tends to be attached with the passage of time. For this reason, when trying to process printing paper wider than the service size, there is a problem that dirt on the roller surface of the transport roller adheres to the printing paper.

Therefore, conventionally, for example, at the start of operation of a photographic processing apparatus, a wide photographic paper or a special cleaning sheet that can cover the maximum use area of the roller surface of the conveyance roller is conveyed by the conveyance apparatus, and these photographic paper and cleaning sheet are used. After removing the dirt on the roller surface of the conveying roller, a normal photo processing operation is performed. (See Patent Document 1)
However, in the above method, a photographic paper and a cleaning sheet for cleaning the conveyance roller are separately required, and besides a normal photographic processing operation, a wide photographic paper or a special cleaning sheet is used by the conveyance device. There is a problem in that the number of work steps for transporting and cleaning the transport rollers increases.
JP-A-7-287378

  The present invention has been developed in view of the above circumstances. In the above photographic processing apparatus, a control strip member formed by splicing a leader on the control strip paper is separately prepared, and this control strip member is periodically provided. Focusing on the fact that the state of the processing liquid in the development processing unit is judged by transporting it to the development processing unit via a transport device, the object is to treat the processing liquid by the control strip member as described above. Another object of the present invention is to provide a photographic processing apparatus control strip member and a photographic processing apparatus control strip member cleaning method that can simultaneously clean the entire use area of the roller surface of the conveying roller.

In order to achieve the above object, the invention described in claim 1 is provided with a transport device having a transport roller and a development processing section for developing the photographic photosensitive material transported by the transport device. A photographic processing apparatus in which a control strip member formed by splicing a leader on a control strip paper is conveyed to the development processing section of the photographic processing apparatus through the conveying device to determine the state of the processing liquid. In
The leader is composed of a sheet material having a width corresponding to the maximum width of the conveyance area used for conveying the photosensitive material on the roller surface of the conveyance roller, and the control slip paper spliced with the leader is developed via the conveyance device. It is conveyed to a processing part, and the roller surface of the conveyance roller is cleaned by the reader.

  According to a second aspect of the present invention, the control strip paper spliced with the leader is conveyed to the development processing section via the conveying device having the conveying roller pair in the photographic processing apparatus, and the state of the processing liquid is determined. In the control strip member for a photographic processing apparatus, the reader is composed of a sheet material having a width corresponding to the maximum width of a conveyance area used for conveying the photosensitive material on the roller surface of the conveyance roller. To do.

  According to a third aspect of the present invention, in the member for a control strip for a photographic processing apparatus according to the second aspect, a cleaning function for the roller surface of the conveying roller pair is provided on the surface of the sheet material constituting the leader. It is characterized by.

  According to the first and second aspects of the present invention, the control strip member is transported by the transport device, so that the test print creation work for determining the state of the processing liquid in the development processing unit and the transport device constitute the transport device. The roller cleaning operation can be performed simultaneously, and the overall workability is improved.

  In addition, since the reader is made of a sheet material having a width corresponding to the maximum width of the transport area used for transporting the photosensitive material on the roller surface of the transport roller, the entire use area of the roller surface of the transport roller can be reliably ensured. It can be cleaned.

  Further, since the transport roller can be cleaned by the control strip member, it is not necessary to prepare a photographic paper or a cleaning sheet for cleaning the transport roller as in the prior art.

  According to the invention described in claim 3, in addition to the effect of the invention described in claim 1, the roller surface of the transport roller can be more reliably cleaned.

  A photographic processing apparatus denoted by reference numeral 1 in FIG. 1 includes a printing processing unit 2 for printing an image on a photographic paper P, which is an example of a photographic photosensitive material, and a print on which an image is printed by the printing processing unit 2. A development processing unit 3 for developing the paper P, a drying processing unit 4 for drying the photographic paper P developed by the development processing unit 3, and a print for discharging the dried photographic paper P A discharge unit 5 is mounted.

  Further, the above photographic processing apparatus 1 is equipped with a conveying device 6 for sequentially conveying the photographic paper P from the printing processing unit 2 to the developing processing unit 3, the drying processing unit 4, and the print discharge unit 5, and this conveying device. 6 includes a conveyance roller pair 60 including a drive-side conveyance roller 61 that is rotationally driven via a drive motor (not shown) and a driven-side conveyance roller 62 that is in pressure contact with the drive-side conveyance roller 61. Yes.

  The printing processing unit 2 displays a scanner 21 for scanning an image of each frame of the developed film, a display for displaying an image read by the scanner 21, and a processing state of the photographic processing apparatus 1. Apparatus 22, paper magazine 23 storing photographic paper P wound in a roll shape, cutter 24 for cutting photographic paper P drawn from paper magazine 23 via conveying device 6 to a predetermined length, predetermined length An exposure unit 25 for exposing an image to the photographic paper P that has been cut into two is provided.

  The exposure unit 25 includes a line-shaped exposure head. The exposure head 25 digitally processes a digital image processed based on the digital image data on the photographic paper P being conveyed by the conveyance device 6 line by line at a constant cycle. I try to expose.

  The development processing unit 3 is provided with a processing tank 31 divided into several parts by a partition plate. In the processing tank 31, various processing liquids such as a developing solution, a bleaching / fixing solution, and a stabilizing solution are provided. Each is stored separately.

  Each processing tank 31 is loaded with a processing rack 32, and the processing rack 32 is provided with a plurality of transport roller pairs 60 constituting the transport device 6, and printing is performed via the transport roller pairs 60. The paper P sequentially passes through each processing solution in the processing tank 31.

  The drying processing unit 4 is provided with a heater 41 so that the photographic paper P is appropriately dried by the heater 41 while the photographic paper P is conveyed by the conveyance roller pair 60.

  A mounting portion 12 for mounting a control strip holder 8 on which a control strip member 7 described later is mounted is provided on the upper wall 11 of the machine body 10 and corresponding to the entrance of the development processing section 3. Yes.

  Next, the control strip member 7 and the control strip holder 8 to be mounted on the mounting portion 12 will be described.

  First, the control strip member 7 includes a strip-shaped control strip paper 71 and a leader 73 spliced by a splicing tape 72 at one end in the length direction of the control strip paper 71.

  As is known, the control strip paper 71 is obtained by printing a test pattern image on a test printing paper having a width of 89 mm.

  The reader 73 is composed of a sheet material having a width corresponding to the conveyance area used for conveyance of the photographic paper P on the roller surface of the conveyance roller pair 60. In the embodiment shown in the drawing, the reader 73 is provided. Is formed from a film-like sheet material formed from a synthetic resin material. Specifically, the leader 73 is formed in a rectangular shape in plan view, and its width dimension W1, that is, its conveying direction in the leader 73, and The length dimension W1 in the orthogonal direction is slightly shorter than the length W2 of the roller surfaces of the conveying roller pair 60 mounted on the processing rack 32, and is the largest among the photographic papers used in the photographic processing apparatus 1 described above. It is longer than the width W3 of the wide photographic paper P.

  That is, the aforementioned width dimension W1 corresponds to the maximum allowable width dimension that can be transported by the transport device.

  Further, the length dimension W4 in the transport direction of the reader 73 is longer than at least the entire circumferential length of the roller surfaces of the transport rollers 61 and 62.

  Further, the control strips holder 8 is provided with a light-shielded storage chamber 81 for storing the control strips paper 71, and the control strips paper 71 has a front end portion of the holder 8. It is accommodated in advance in a state of protruding outward.

  Then, when performing the operation of determining the state of the processing solution in the development processing unit 3 in the photographic processing apparatus 1, one end of the leader 73 is attached to the tip of the control strip paper 71 protruding from the control strip holder 8 with the splicing tape 72. After the attachment, the control strip holder 8 is loaded into the mounting portion 12 of the machine body 10.

  When determining the state of the processing liquid in the development processing unit 3 by the control strip member 7 having the above configuration, first, one end of the reader 73 is attached to the tip of the control strip paper 71 protruding from the control strip holder 8. Is attached with a splicing tape 72. Then, the control strip holder 8 is loaded into the mounting portion 12 of the machine body 10 and the control strip member 7 is sent to the development processing section 3 via the transport device 6 to develop the control strip paper 71 and dry it. A test print for determining the state of the processing liquid is created by drying in the processing unit 4.

  As described above, when the control strip member 7 is transported by the transport device 6, dirt attached to the roller surface of the transport roller pair 60 as the leader 73 passes through the transport roller pair 60 of the transport device 6 is transferred to the leader 73. Then, the roller surface is cleaned.

  Moreover, since the width W1 of the leader 73 is longer than the width W3 of the widest photographic paper P conveyed by the conveying rollers 61 and 62, the entire use area of the roller surface of the conveying rollers 61 and 62 is surely cleaned. Can be done.

  Thus, according to the control strip member 7 described above, the test print creation operation for determining the state of the processing liquid in the development processing unit 3 and the cleaning operation of the conveying roller can be performed simultaneously, and the overall workability is improved. It will be good.

  Further, since the transport roller can be cleaned by the control strip member 7, photographic paper and a cleaning sheet for cleaning the transport rollers 61 and 62 are not required.

  Further, the control strip member 7 described above is used in the photographic processing apparatus 1 in which a sorting / conveying device is mounted on the upstream side of the development processing unit 3 and the development processing unit 3 conveys the photographic paper P in two rows. In this case, as shown in FIG. 4, it is possible to clean the transport path portion W5 between the two rows where the roller surfaces of the transport rollers 61 and 62 are less frequently passed without performing the sort control by the sort transport device. In addition, it is possible to simultaneously clean the transport area used for transporting each photographic paper P on the roller surface of the transport rollers 61 and 62.

  In the above embodiment, the leader 73 constituting the control strip member 7 is formed from a film-like sheet material made of a synthetic resin material to clean the conveying roller. This cleaning effect is further enhanced. For this purpose, it is preferable to positively impart the cleaning function of the roller surfaces of the transport rollers 61 and 62 to the surface of the above-described leader 73. As an example of imparting the cleaning function, for example, to the surface of the leader 73 There are a method of applying a pressure-sensitive adhesive and cleaning the roller surface via this pressure-sensitive adhesive, or a method of forming the surface of the leader 73 into a rough surface and scraping off the dirt on the roller surface.

The block diagram of a photograph processing apparatus. Explanatory drawing of the principal part of a photographic processing apparatus. Explanatory drawing which shows the relationship between a control strip member, a conveyance roller, and photographic paper, Explanatory drawing which shows the relationship between a control strip member, a conveyance roller, and the photographic paper conveyed in two rows,

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Photo processing apparatus 10 Machine body 3 Development processing part 31 Processing tank 32 Processing rack 6 Conveying device 60 Conveying roller pair 61 Driving side conveying roller 62 Driven side conveying roller 7 Control strip member 71 Control strip paper 72 Splicing tape 73 Leader 8 Control Strip holder P Photo paper (photosensitive material)

Claims (3)

A reader is provided on the control strip paper in the development processing section of the photographic processing apparatus provided with a transport device having a transport roller and a development processing section for developing a photographic photosensitive material transported by the transport device. In the photographic processing apparatus in which the control strip member formed by splicing is conveyed through the conveying device to determine the state of the processing liquid,
The leader is composed of a sheet material having a width corresponding to the maximum width of the conveyance area used for conveying the photosensitive material on the roller surface of the conveyance roller, and the control slip paper spliced with the leader is developed via the conveyance device. A transport roller cleaning method, wherein the transport roller is transported to a processing section and the roller surface of the transport roller is cleaned by the reader. In a control strip member for a photographic processing apparatus for determining the state of a processing liquid by conveying a control strip paper spliced by a leader to a developing processing section via a conveying apparatus having a conveying roller pair in the photographic processing apparatus. ,
A member for a control slip for a photographic processing apparatus, wherein the reader is made of a sheet material having a width corresponding to the maximum width of a conveyance region used for conveying a photosensitive material on a roller surface of the conveyance roller.   The member for a control strip for a photographic processing apparatus according to claim 2, wherein a cleaning function of a roller surface of the pair of conveying rollers is provided on a surface of a sheet material constituting the leader.

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