WO2018008191A1 - Dispositif de transport de film, imprimante, dispositif d'imagerie équipé d'une imprimante et procédé de transport de film - Google Patents

Dispositif de transport de film, imprimante, dispositif d'imagerie équipé d'une imprimante et procédé de transport de film Download PDF

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Publication number
WO2018008191A1
WO2018008191A1 PCT/JP2017/008214 JP2017008214W WO2018008191A1 WO 2018008191 A1 WO2018008191 A1 WO 2018008191A1 JP 2017008214 W JP2017008214 W JP 2017008214W WO 2018008191 A1 WO2018008191 A1 WO 2018008191A1
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WO
WIPO (PCT)
Prior art keywords
film
transport
instant
instant film
cover
Prior art date
Application number
PCT/JP2017/008214
Other languages
English (en)
Japanese (ja)
Inventor
藤井　武
桂　洋史
内山　浩行
Original Assignee
富士フイルム株式会社
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Filing date
Publication date
Application filed by 富士フイルム株式会社 filed Critical 富士フイルム株式会社
Publication of WO2018008191A1 publication Critical patent/WO2018008191A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H5/00—Feeding articles separated from piles; Feeding articles to machines
    • B65H5/06—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H5/00—Feeding articles separated from piles; Feeding articles to machines
    • B65H5/16—Feeding articles separated from piles; Feeding articles to machines by pusher, needles, friction, or like devices adapted to feed single articles along a surface or table
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/04—Bodies collapsible, foldable or extensible, e.g. book type
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/48—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus
    • G03B17/50—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus with both developing and finishing apparatus
    • G03B17/52—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus with both developing and finishing apparatus of the Land type
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
    • G03D9/00—Diffusion development apparatus

Definitions

  • the present invention relates to a film conveyance device, a printer, an imaging device with a printer, and a film conveyance method, and more particularly to a film conveyance device, a printer, an imaging device with a printer, and a film conveyance method for an instant film.
  • the film transport speed is not set to a constant low speed, but when the developing roller is located in the developer storage section and / or the photosensitive surface is exposed by the optical head.
  • the transport speed By lowering the transport speed in other cases, that is, by increasing the transport speed of the part that does not affect the image, the exposed and developed film can be removed in a short time while suppressing the influence on the image. It is described that it is discharged.
  • Patent Document 1 describes that the conveyance speed of the instant film is changed during conveyance. However, when the developing roller is located in the developer storage unit and / or the photosensitive head is moved to the photosensitive surface. Only consideration is given to lowering the transport speed when exposure is performed compared to other cases, and transport speed when instant film is transferred between transport mechanisms and transport in other cases. There is no description of the relationship between speeds, discharge failures and transport speed reductions due to delivery. Further, Patent Document 1 describes an instant film transport speed, but does not describe any film cover transport speed.
  • the conventional technique cannot transfer the instant film and the film cover at high speed and stably.
  • the present invention has been made in view of such circumstances, and an object thereof is to provide a film transport device, a printer, an imaging device with a printer, and a film transport method capable of stably transporting an instant film and a film cover at high speed. To do.
  • a film transport apparatus transports an instant film and a film cover in a transport direction in a storage unit that stores an instant film and a film cover.
  • a first transport mechanism that starts transporting the instant film and the film cover, and a second transport mechanism that transports the instant film and the film cover subsequent to transport by the first transport mechanism,
  • a transport control unit that controls the transport speed of the instant film by the transport unit and the transport speed of the film cover, and the transport control unit controls the first transport mechanism and the second transport mechanism. Transporting the instant film and the film cover after delivery from the first transport mechanism to the second transport mechanism Speed, faster than the conveying speed of the at least while the transfer is taking place.
  • the transfer speed after the transfer from the first transfer mechanism to the second transfer mechanism is made faster than the transfer speed at least during the transfer, so the transfer is performed at a high speed.
  • the instant film and the film cover can be reliably transferred to reduce the conveyance failure and can be stably conveyed.
  • the instant film and the film cover do not need to be transported at the same time.
  • the film cover may be transported before printing, and the instant film may be transported sequentially during printing.
  • the instant film and the film cover can be transported at high speed and stably.
  • the first transport mechanism includes a moving member that contacts the end of the instant film and the film cover opposite to the transport direction and moves in the transport direction.
  • the second transport mechanism includes a capstan roller and a pinch roller that sandwich and transport the instant film and the film cover.
  • the second mode shows a specific configuration of the transport mechanism. The transport member of the first transport mechanism starts the transport of the instant film and the film cover, and then the capstan roller and the pinch roller of the second transport mechanism. Transport by. Deliver instant film and film cover during transportation.
  • the transport control unit controls the transport unit so that the transport speed of the instant film and the transport speed of the film cover at the same feeding position are different. Make it.
  • an instant film and a film cover can be conveyed with the conveyance speed suitable for each.
  • the film transport device is configured such that the transport control unit controls the transport unit to set the transport speed of the instant film at the same feeding position. Make it faster than the transport speed.
  • a 4th aspect shows the specific aspect of the relationship between the conveyance speed of an instant film, and the conveyance speed of a film cover.
  • the film transport device is the transport speed of the film cover and the film and the thickness of the instant film. Each instant film is transported. Since the optimum transport speed of the film cover and the instant film varies depending on the material and / or thickness, the fifth embodiment transports the film cover at a transport speed considering this point. Thereby, a film cover and an instant film can be conveyed stably at high speed.
  • a printer includes a film transport device according to any one of the first to fifth aspects, an image data input unit for inputting image data, and a film A line head disposed in a direction orthogonal to the conveyance direction of the instant film by the conveyance device and driven based on the input image data, and a print control unit for controlling the printing of the line image by the line head are provided.
  • the instant film and the film cover are transported at high speed and stably by the film transport apparatus according to any one of the first to fifth aspects, thereby performing high speed and stable printing. be able to.
  • an imaging device with a printer according to a seventh aspect of the present invention includes the printer according to the sixth aspect and an imaging unit that functions as an image data input unit. According to the seventh aspect, by including the printer according to the sixth aspect, it is possible to print the image data acquired by the imaging unit at high speed and stably.
  • a film transport method is a storage unit that stores an instant film and a film cover, and a transport unit that transports the instant film and the film cover. And a transport unit having a second transport mechanism, and a film transport method for a film transport apparatus, the first transport step transporting the instant film and the film cover by the first transport mechanism, Following the conveyance by the first conveyance mechanism, the second conveyance step of conveying the instant film and the film cover by the second conveyance mechanism, and the conveyance speed of the instant film and the film cover in the first and second conveyance steps are controlled.
  • a conveyance control step, and in the conveyance control step, the first conveyance mechanism and the second conveyance By controlling the structure, the conveying speed after passing from the first conveying mechanism of instant film and film cover to the second conveyance mechanism, is faster than the conveying speed of the at least while the transfer is taking place.
  • the instant film and the film cover can be transported at high speed and stably as in the first aspect.
  • the instant film and the film cover can be transported at high speed and stably.
  • FIG. 1 is a diagram illustrating a configuration of a print system according to the first embodiment.
  • FIG. 2 is a diagram illustrating how an instant film pack is loaded into the printer.
  • FIG. 3 is an exploded perspective view of the instant film pack.
  • FIG. 4 is a plan view of the instant film as seen from the exposure surface side.
  • FIG. 5 is a plan view of the instant film as viewed from the observation surface side.
  • FIG. 6 is a diagram illustrating a transport mechanism for an instant film and a film cover.
  • FIG. 7 is another view showing a transport mechanism for an instant film and a film cover.
  • FIG. 8 is still another view showing a transport mechanism for an instant film and a film cover.
  • FIG. 9 is a block diagram illustrating the configuration of the printer according to the first embodiment.
  • FIG. 9 is a block diagram illustrating the configuration of the printer according to the first embodiment.
  • FIG. 10 is a diagram illustrating how the instant film and the film cover are conveyed.
  • FIG. 11 is another view showing how the instant film and the film cover are conveyed.
  • FIG. 12 is still another view showing how the instant film and the film cover are conveyed.
  • FIG. 13 is a diagram illustrating an example of the conveyance speed of the instant film and the film cover.
  • FIG. 14 is another diagram illustrating an example of the conveyance speed of the instant film and the film cover.
  • FIG. 15 is a perspective view showing a camera with a printer according to the second embodiment.
  • FIG. 16 is a block diagram illustrating a configuration of a camera with a printer according to the second embodiment.
  • FIG. 1 is an external view of a print system 100 according to the first embodiment of the present invention.
  • the printing system 100 includes a smartphone 200 and a printer 300 (film transport device, printer) to which the printer according to the present invention is applied.
  • printer 300 film transport device, printer
  • the smartphone 200 includes a photographing optical system and a wireless communication unit (not shown), and transmits image data of an image photographed by the user via the photographing optical system and a printing instruction for the image data to the printer 300 by the wireless communication unit. At this time, data of so-called templates (characters, numbers, symbols, illustrations, etc.) may be transmitted together and printed together with images. If the smart phone 200 is a type capable of photographing and wireless communication, a generally used smart phone can be used. Data management and transmission of the image data, the print instruction, and the template described above may be performed by installing a dedicated application on the smartphone 200.
  • the printer 300 is capable of wireless communication, and will be described later by image data received from the smartphone 200 by the wireless communication unit 75 (see FIG. 9; image data input unit), a template (when transmitted from the smartphone 200), and a print instruction.
  • the instant film 10 to be printed is printed.
  • the printed instant film 10 is discharged from a film discharge port 311 provided at the end of the printer 300.
  • the printer 300 includes an operation unit and a display unit (not shown).
  • image data and templates can be input via a recording medium such as a memory card and / or a network such as the Internet, and a print instruction can be input via an operation unit (not shown) provided in the printer 300. Can do.
  • FIG. 2 is a diagram illustrating how the instant film pack 1 is loaded into the printer 300.
  • the printer 300 is provided with a loading chamber 315 (storage unit), and the instant film pack 1 is loaded into the loading chamber 315.
  • the loading chamber 315 is provided with a lid member 302 that can be opened and closed. The user closes the lid member 302 after loading the instant film pack 1.
  • the lid member 302 is provided with a push-up member 304 biased by a spring (not shown). When the instant film pack 1 is loaded in the loading chamber 315 and the lid member 302 is closed, the push-up member 304 is moved to the instant film pack.
  • FIG. 3 is an exploded perspective view of the instant film pack 1.
  • the instant film pack 1 includes an instant film 10, a case 20 (see FIG. 2) that accommodates the instant film 10, a light shielding sheet 50, and a film cover 60.
  • the case 20 includes a case body 22 and a case lid 24 that closes the back surface of the case body 22.
  • the case main body 22 has a flat rectangular box shape with an open back portion.
  • the case body 22 has an exposure opening 26 for exposing an exposure area of the instant film 10, a discharge port 28 for discharging the instant film 10, a case flap material 29 for shielding the discharge port 28, and a claw member A claw opening 32 for inserting 72 (see FIGS. 10 to 12) is provided.
  • the exposure opening 26 has a shape corresponding to the shape of the exposure part 12 (see FIG. 4) of the instant film 10.
  • the exposure opening 26 is disposed at a position where the exposure part 12 of the instant film 10 accommodated in the case 20 is exposed.
  • the discharge port 28 is provided on the top surface of the case body 22 and has a slit shape that allows the film cover 60 and the instant film 10 to pass through.
  • the discharge port 28 is disposed at a position where the instant film 10 positioned at the top in the stacking direction can be discharged.
  • the case flap material 29 is composed of a rectangular film piece, and is adhered to the case main body 22 along the long side of one side, thereby shielding the discharge port 28 so that it can be opened and closed.
  • the claw opening 32 is provided in the front part 22a and the bottom part 22c of the case main body 22 as shown in FIG.
  • the claw opening 32 has a slit shape, and is linearly arranged on the front portion 22a with the bottom surface 22c as a base point.
  • the bottom surface portion 22 c of the case body 22 is provided with a notch-shaped inlet portion 32 a that constitutes a part of the claw opening portion 32.
  • the front portion 22 a of the case body 22 is provided with a slit-shaped passage portion 32 b that constitutes a part of the claw opening portion 32.
  • the passage portion 32 b is arranged linearly along the conveyance direction F of the instant film 10.
  • the end point of the passage 32b is the exposure opening 26.
  • the claw opening 32 is arranged in such a manner that the bottom surface 22c of the case body 22 and the exposure opening 26 are linearly connected.
  • the width of the claw opening 32 is a width that allows the claw member 72 to be inserted.
  • the case lid 24 has a rectangular plate shape, and is attached to the back surface portion of the case body 22 to close the back surface of the released case body 22.
  • the case lid 24 includes a pair of push-up member insertion portions 33, a pair of film support portions 31, and a pair of light shielding sheet attachment portions 42.
  • the push-up member insertion portion 33 is an opening for inserting the above-described push-up member 304 (see FIG. 2).
  • the film support unit 31 is a support unit that instructs the instant film pack 1 accommodated in the case 20.
  • the film support portion 31 is configured by an arc-shaped thin plate, and is disposed inside the case lid 24 along the long sides on both sides of the case lid 24.
  • the instant film 10 accommodated in the case 20 is supported in a convex shape by the film support portion 31.
  • the light shielding sheet attachment portion 42 is an attachment portion for the light shielding sheet 50.
  • the light shielding sheet mounting portion 42 is configured by a cylindrical pin and is disposed in parallel with the central portion of the case lid 24.
  • the light shielding sheet 50 supports the instant film 10 in the case 20 and shields it from light.
  • the light shielding sheet 50 is configured by combining a first light shielding sheet 53 having a function as a leaf spring and a second light shielding sheet 54 having a function as a support plate.
  • the fixing portion 53b of the first light shielding sheet 53 is inserted into the light shielding sheet mounting portion 42 of the case lid 24, and the inserted part is bonded. Is attached to the case lid 24.
  • the light shielding sheet 50 attached to the case lid 24 is disposed between the pair of film support portions 31.
  • the push-up member 304 is inserted into the push-up member insertion portion 33.
  • the light shielding sheet 50 is pressed by the push-up member 304 inserted in the push-up member insertion portion 33 and presses the instant film 10 against the inner surface of the case 20.
  • the first light shielding sheet 53 is elastically deformed to elastically press the instant film 10 and press against the inner surface of the case 20.
  • the film cover 60 blocks light from the exposure opening 26. As shown in FIG. 3, the film cover 60 is placed on top of the laminated instant film 10 and accommodated in the case 20.
  • the film cover 60 is provided with a notch 62 and a film cover skirt material 64.
  • the notch 62 has a slit shape and is provided at the rear end of the film cover 60.
  • the notch 62 is disposed along the feeding direction of the film cover 60.
  • the position where the notch 62 is disposed is set to the same position as the claw opening 32.
  • the notch 62 is arranged so as to be continuous with the claw opening 32.
  • the notch 62 has the same width as the claw opening 32.
  • the “same width” includes almost the same width.
  • the film cover skirt material 64 is an example of a light shielding member, and is attached to the film cover 60 to shield light from the claw opening 32 and the notch 62.
  • the film cover skirt material 64 is constituted by a rectangular sheet piece.
  • the film cover skirt material 64 is attached to the back surface portion of the film cover 60 and shields the notch portion 62. At this time, a part of the film covers 60 and is attached.
  • the protruding portion functions as a skirt portion for shielding the inlet portion 32 a of the claw opening portion 32.
  • the film cover skirt material 64 is attached to the film cover 60 by adhesion.
  • the film cover 60 attached to the case 20 is fixed by bonding the skirt portion of the film cover skirt material 64 to the inner surface of the case 20.
  • the film cover skirt material 64 moves together with the film cover 60 when the claw member 72 starts conveying the film cover 60, and is discharged from the discharge port 28.
  • the instant film 10 is a known self-developing type instant film and has a rectangular card shape. As shown in FIGS. 4 and 5, the instant film 10 is configured such that one surface is an exposure surface 10a and the other surface is an observation surface 10b.
  • FIG. 4 is a plan view of the instant film as viewed from the exposure surface 10a side.
  • the direction indicated by the arrow is the feeding direction (conveying direction F) of the instant film 10.
  • the feed direction is synonymous with the use direction of the instant film 10.
  • the exposure surface 10a includes an exposure unit 12, a pod unit 14, and a trap unit 16.
  • the exposure unit 12 is an exposure region, and is disposed between the pod unit 14 and the trap unit 16 as a rectangular region.
  • the pod portion 14 is disposed on the leading end side in the feeding direction of the instant film 10.
  • the pod portion 14 incorporates a developing solution pod 14a containing a developing solution.
  • the trap portion 16 is disposed on the rear end side in the feed direction of the instant film 10.
  • the trap portion 16 contains an absorbent material 16a.
  • FIG. 5 is a plan view of the instant film as viewed from the observation surface 10b side.
  • the direction indicated by the arrow is the feeding direction (conveying direction F) of the instant film 10.
  • the observation surface 10b is provided with an observation unit 18 that serves as an observation area for a photographed image.
  • the observation unit 18 is arranged corresponding to the exposure unit 12 on the exposure surface side.
  • the instant film 10 is developed by exposing the exposure unit 12 with the developing solution in the pod 14 after exposure.
  • the instant film 10 is passed between a pair of developing rollers 40 (see FIGS. 6 and 7), so that the developing solution in the pod unit 14 is squeezed out and developed on the exposure unit 12. At this time, the excessive development process is captured by the trap unit 16.
  • the instant film pack 1 is assembled by housing the film cover 60 and the instant film 10 in the case main body 22 and closing the back surface of the case main body 22 with the case lid 24.
  • the film cover 60 is accommodated in the case main body 22.
  • the skirt portion of the film cover skirt material 64 is bonded to the inner surface of the case 20.
  • the exposure opening 26 and the claw opening 32 are shielded by the film cover 60.
  • the instant film 10 is accommodated in the case body 22 in a laminated state.
  • the instant film 10 is laminated with the exposure surface 10a (see FIG. 4) facing up.
  • the exposure surface 10 a is accommodated in the case body 22 with the exposure opening 26 facing the side.
  • the film cover 60 and the instant film 10 are accommodated in the case main body 22 in a state where the film cover 60 is placed on the exposure surface 10 a of the instant film 10 positioned at the uppermost position. Thereafter, the back surface of the case body 22 is closed with the case lid 24. Thus, the assembly of the instant film pack 1 is completed.
  • the instant film pack 1 can be used with both the form in which the film cover 60 is removed and the form in which the film cover 60 is used without being removed. However, in the printer 300 of this embodiment, the instant film pack 1 is replaced with the printer 300. After loading, the film cover 60 is removed (discharged) and used. In this case, the instant film 10 is conveyed from the case 20 and then exposed by the exposure head 25 (see FIGS. 6 and 7), and the developing solution is developed by the developing roller 40 (see FIGS. 6 and 7). Printed. Conveyance and exposure (printing) are sequentially performed from the instant film 10 positioned at the highest level in the case to the instant film 10 positioned at the lower level. The conveyance, discharge, and exposure of the film cover 60 and the instant film 10 will be described later.
  • FIG. 6 is a perspective view showing the arrangement of components relating to conveyance, discharge, and exposure
  • FIG. 7 is a top view of the state shown in FIG.
  • FIG. 8 is a view showing a state in which the capstan roller 35 and the pinch roller 39 are viewed from the downstream side in the transport direction.
  • illustration of components that are not described is omitted as appropriate, and the shape, dimensions, and arrangement of the components are appropriately simplified.
  • FIG. 9 shows a schematic configuration of the control system of the printer 300.
  • a film detection sensor 27 transport unit, transport control unit
  • exposure head 25 line head
  • capstan roller 35 A conveying unit
  • pinch roller 39 conveying unit
  • a pair of developing rollers 40 rollers 40a and 40b are arranged in this order from the upstream side to the downstream side. Each position is fixed.
  • the film detection sensor 27 is a sensor for detecting the position of the instant film 10, and a photo interrupter type or photo reflector type sensor can be used.
  • the system controller 45 (conveyance control unit, print control unit) starts counting the output pulses of the rotary encoder 36 by the pulse detection circuit 51.
  • the position of the film cover 60 or the instant film 10 can be known from the count number of the output pulses.
  • the position of the film cover 60 or the instant film 10 detected in this way is used for the control of the exposure start timing and the transport speed control when the instant film 10 is transferred from the claw member 72 to the capstan roller 35.
  • the exposure head 25 is a line type exposure head, and the longitudinal direction is arranged in a direction orthogonal to the transport direction F of the film cover 60 and the instant film 10.
  • Inside the exposure head 25 is provided an LED array (not shown) in which minute LEDs (Light-Emitting Diodes) that emit red, green, and blue light in pixel units are arranged in the longitudinal direction. Light from the LED array passes through a microlens array (not shown) arranged on the front surface and is irradiated on the same line of the instant film 10. Accordingly, the instant film 10 is exposed to three colors simultaneously for each line.
  • the exposure head drive unit 73 (see FIG. 9; the print control unit) drives the exposure head 25 based on the print data received from the smartphone 200.
  • the exposure head 25 and the exposure head driving unit 73 having the above-described configuration irradiate the exposure surface 10a of the instant film 10 conveyed by the capstan roller 35 and the pinch roller 39 line by line, thereby producing an instant.
  • An image is recorded on the film 10.
  • the printer 300 receives the template data described above from the smartphone 200, the received template is recorded on the instant film 10 together with the image.
  • the capstan roller 35 (second transport mechanism) is connected to a DC (Direct-Current) motor 30 via a gear (not shown) provided in the capstan roller drive unit 34 (second transport mechanism).
  • a cage (see FIG. 9) is incorporated on the exposure surface 10a side of the instant film 10.
  • the capstan roller 35 is disposed in the vicinity of the light emitting portion of the exposure head 25.
  • a pair of disk-shaped rollers 35a and 35b for holding the end of the film cover 60 and the instant film 10 are disposed at the end of the capstan roller 35.
  • the rollers 35a and 35b Securely holds the end of the instant film 10 by the projection 35c.
  • a slit disk 37 constituting the rotary encoder 36 is disposed coaxially with the rotation axis of the capstan roller 35, and in the vicinity thereof, a slit 37a of the slit disk 37 is provided.
  • a pulse generator 38 for detecting is fixed.
  • the rotary encoder 36 outputs an encoder signal including a pulse signal having a period corresponding to the rotational speed of the capstan roller 35 (conveying speed of the instant film 10).
  • the pinch roller 39 (second transport mechanism) is made of an elastic material such as hard urethane, and is disposed to face the capstan roller 35. Further, the pinch roller 39 rotates following the capstan roller 35.
  • the pinch roller 39 is connected to a coil spring (not shown) at both ends, and normally abuts against the capstan roller 35 by the bias of the coil spring. By rotating the pinch roller 39 and the capstan roller 35 while sandwiching the instant film 10 (see FIG. 8), the instant film 10 can be conveyed to the developing roller 40.
  • the two developing rollers 40 are configured as one set, and are arranged so as to face each other.
  • the developing roller 40 is made of, for example, a metal member, and has the same diameter as the capstan roller 35.
  • One roller 40a of the set of developing rollers 40 is disposed on the same side as the capstan roller 35, and is connected to the DC motor 30 via a reduction gear and a torque limiter (not shown) of the developing roller driving unit 41. Are connected (see FIG. 9).
  • the torque limiter By incorporating the torque limiter, when the torque generated by the developing roller 40 exceeds the set torque, the torque generated by the developing roller 40 can be regulated.
  • the roller 40b opposed to the roller 40a is connected to a coil spring (not shown) at both ends, and is rotated by being driven by the roller 40a on the fixed side with the instant film 10 sandwiched by its urging force.
  • the developing roller 40 sandwiches and crushes the pod portion 14 provided on the instant film 10 (see FIG. 8), and develops the developing solution on the photosensitive layer inside the instant film 10.
  • the system controller 45 drives the exposure head driving unit 73 (printing control unit) in synchronization with the pulse signal detected by the pulse detection circuit 51 (printing control unit), thereby performing exposure.
  • the light emission amount of each color of red, green, and blue emitted from the exposure head 25 through the exposure control unit 47 (print control unit), the line memory 48, and the exposure head drive unit 73 is controlled. (Print control process).
  • the system controller 45 sequentially supplies red, green, and blue image data for one line of the image data received via the wireless communication unit 75 to the line memory 48, and the exposure control unit 47 for one line.
  • the red, green and blue image data are read from the line memory 48. Further, the system controller 45 obtains the current conveyance speed of the instant film 10 based on the pulse signal detected by the pulse detection circuit 51, and outputs information indicating the obtained conveyance speed to the exposure control unit 47.
  • the exposure control unit 47 outputs a PWM (Pulse Width Modulation) signal so that the light emission amount emitted from each LED of the exposure head 25 becomes the light emission amount corresponding to each pixel value (for example, 0 to 255) of the image data. Then, the density correction circuit 47a (print control unit) corrects the PWM signal generated by the exposure control unit 47.
  • the density correction circuit 47a sets the density of the image printed on the instant film to the same density as when the instant film 10 is transported at the reference transport speed regardless of the transport speed of the instant film 10.
  • the PWM signal is corrected so that the density correction information is calculated based on the information indicating the current conveyance speed input from the system controller 45, and the PWM signal is corrected based on the calculated density correction information (print control step). ).
  • the density correction information calculated in the density correction circuit 47a is information indicating a relationship between a preset reference transport speed of the instant film 10 and the current transport speed of the instant film 10, and is based on the density correction information.
  • the correction can be performed by calculating density correction information on the pulse width subjected to pulse width modulation. That is, when the transport speed is high, the pulse width is corrected to be long, and when the transport speed is low, the pulse width is corrected to be short.
  • the exposure control unit 47 outputs the PWM signal corrected by the density correction circuit 47a to the exposure head drive unit 73 (print control process).
  • the exposure head driving unit 73 drives the exposure head 25 based on the corrected PWM signal to cause the exposure surface 10a of the instant film 10 to perform three-color simultaneous exposure. Since the exposure timing of the line image exposed on the instant film 10 by the exposure head 25 is synchronized with the pulse signal detected by the pulse detection circuit 51, the transport speed of the instant film 10 is faster than the reference transport speed and When the printing speed is slower than the reference conveyance speed, streaky unevenness occurs in the printed image. However, in the printer 300 according to the present embodiment, the exposure control unit 47 according to the conveyance speed of the instant film 10 as described above. Since density correction is performed, streaky unevenness can be prevented from occurring in an image printed on the instant film 10.
  • the system controller 45 detects the loading of the unused instant film pack 1 and automatically conveys (discharges) the film cover 60.
  • the unexposed instant film 10 is exposed while being conveyed, and development and development are performed.
  • the DC motor 30 is driven and controlled via the motor driver 46.
  • the motor driver 46 is supplied with DC power from a battery (not shown) or an AC (alternating current) adapter.
  • the motor driver 46 drives the DC motor 30 based on a drive command input from the system controller 45. A driving power having a voltage corresponding to the speed is supplied to the DC motor 30.
  • the system controller 45 sends a signal to the exposure control unit 47 and the line memory 48.
  • the claw driving unit 71 (conveying unit, first conveying mechanism) is activated by driving the DC motor 30, and the claw member 72 (conveying unit, first conveying mechanism, moving member) is formed on the instant film pack 1. It penetrates from the opening 32 and is locked to the uppermost film cover 60 or the rear end of the instant film 10 (see FIG. 10). And the front-end
  • the film cover 60 or the instant film 10 moves in the conveying direction F as the claw member 72 moves (first conveying step).
  • the film detection sensor 27 detects the film cover 60 or the instant film 10, whereby the system controller 45 outputs the output of the rotary encoder 36 by the pulse detection circuit 51. Start counting pulses. Based on the count number of the output pulses, the conveyance speed and the timing of exposure (printing) are controlled.
  • the claw member 72 continues to move from the state shown in FIG. 10 and feeds the film cover 60 or the instant film 10 between the capstan roller 35 (second transport mechanism) and the pinch roller 39 (second transport mechanism) ( FIG. 11).
  • the film cover 60 or the instant film 10 begins to bite between the capstan roller 35 and the pinch roller 39, and delivery from the claw member 72 to the capstan roller 35 and the pinch roller 39 begins. While the delivery is performed, the film cover 60 or the instant film 10 is conveyed by the capstan roller 35 and the pinch roller 39 in addition to the claw member 72 (first conveyance process, second conveyance process).
  • the movement range (the distance between the position shown in FIG. 10 and the position shown in FIG. 12) and the movement speed of the claw member 72 include the rotation speed of the DC motor 30, the claw drive unit 71, And a link member or the like (not shown).
  • the rotational speed of the capstan roller 35 can be set by using a gear or the like (not shown) for the capstan roller driving unit 34 in addition to the rotational speed of the DC motor 30.
  • FIG. 13 is a graph illustrating an example (Example 1) of the conveyance speed of the film cover 60 and the instant film 10.
  • the horizontal axis indicates the position x of the leading edge of the film cover 60 and the instant film 10 with reference to the start of conveyance (state of FIG. 10), and the vertical axis indicates the conveyance speed V. 13, the distal end of the delivery start (see FIG. 11) and end the film in (see FIG. 12) when the cover 60 and the instant film 10 from each x 1 and x 2 are claw member 72 to the capstan roller 35 and the pinch roller 39 Position.
  • the conveyance speed Vfc-1 of the film cover 60 and the conveyance speed Vf-1 of the instant film 10 are changed during conveyance (after delivery).
  • Example 1 the film cover 60 and the instant film 10 have a constant conveyance speed until the end of the transfer, and the transfer speed after the transfer is higher than that during the transfer.
  • the transport speed Vfc-1 of the film cover 60 and the transport speed Vf-1 of the instant film 10 at the same feeding position are different (the transport speed of the instant film 10 is faster).
  • Such control of the conveyance speed is performed mainly by the system controller 45 and the motor driver 46 changing the rotation speed of the DC motor 30 (conveyance control process).
  • the specific conveyance speed can be set according to the material and / or thickness of the film cover 60 and the instant film 10.
  • the film cover 60 and the instant film 10 are securely cut into the capstan roller 35 and the pinch roller 39 by making the speed relatively low until the delivery is completed, thereby preventing the conveyance failure and the discharge failure. Therefore, after delivery, it can be discharged in a short time by carrying at high speed.
  • Example 2 Another example (Example 2) of the film cover 60 and the transport speed of the instant film 10 is shown in FIG.
  • the transport speed of Example 2 is that the transport speed at the same feeding position is different between the film cover 60 and the instant film 10 (the transport speed of the instant film 10 is faster), and the transport speed Vfc ⁇ of the film cover 60 2 and the transfer speed Vf-2 of the instant film 10 are the same as in Example 1 in the middle of the transfer (after the transfer is completed), but in Example 2, the film cover 60 and the instant film 10 have a speed during the transfer. Is different from Example 1 in that the sheet is conveyed at a high speed. Delivery position the instant film 10 and the film cover 60 is from x 1 to x 2.
  • Such control of the conveyance speed is performed mainly by the system controller 45 and the motor driver 46 changing the rotation speed of the DC motor 30 (conveyance control process).
  • the specific conveyance speed can be set according to the material and / or thickness of the film cover 60 and the instant film 10.
  • the film cover 60 and the instant film 10 are securely bited into the capstan roller 35 and the pinch roller 39 in the same manner as in Example 1 to prevent conveyance defects and discharge defects. It can be transported stably, and on the other hand, it can be discharged in a short time by transporting at high speed after delivery.
  • Example 1 and Example 2 the conveyance speed in each section (before delivery, during delivery, and after delivery) is not constant and may be changed. For example, you may decelerate before delivery and accelerate after delivery.
  • the film cover 60 and the instant film 10 can be discharged at high speed and stably.
  • FIG. 15 is an external perspective view of a camera 500 with a printer (film transport device, printer, imaging device with a printer) according to the second embodiment, as viewed from the front side.
  • the camera with a printer 500 can capture an image of a subject and print it on the instant film 10 in accordance with a user operation.
  • the camera with a printer 500 is provided with a loading chamber 515 (housing portion) and loaded with a film pack, and the loading chamber 515 is an openable lid member. Closed at 509.
  • the film pack the same instant film pack 1 as that of the printer 300 according to the first embodiment is used.
  • the push-up member 520 provided on the lid member 509 is The light shielding sheet 50 (see FIG. 3) is inserted into the push-up member insertion portion 33 and pushed up to the front side (opposite the opening surface of the push-up member insertion portion 33), and the instant film 10 is pressed against the inner surface of the case 20.
  • the same components as those of the printer 300 are denoted by the same reference numerals, and detailed description thereof is omitted.
  • an objective finder window 504 and a photographing lens 505 with a zoom function are exposed on the front surface of the camera body 503.
  • a film discharge port 510 (dotted line in the figure) and a release button 506 are provided on the upper surface of the camera body 503 and are usually closed by a discharge port lid 511.
  • FIG. 16 is a block diagram showing the configuration of the camera with printer 500.
  • An imaging element 575 is disposed behind the photographing lens 505, and an optical image of the subject is formed on the imaging surface of the imaging element 575 by the photographing lens 505.
  • the image sensor 575 is driven by an image sensor driver 576, converts an optical image into an electrical image signal, and outputs it.
  • a CCD (Charge Coupled Device) type and a CMOS (Complementary Metal-Oxide Semiconductor) type image sensor can be used as the image sensor 575.
  • Red, green, and blue color filters are arranged in a matrix on the front surface of the imaging surface of the image sensor 575, and an image signal output for each color is amplified by an amplifier 577 and then A / D (Analog to). Digital) is converted by a converter 578.
  • the A / D converter 578 digitally converts the imaging signal to generate image data, and inputs this to the image data processing circuit 579.
  • template data together with image data may be input to the image data processing circuit 579 and printed on the instant film 10.
  • the photographing lens 505, the image sensor 575, the image sensor driver 576, the A / D converter 578, and the image data processing circuit 579 are components of the image capturing unit (image data input unit).
  • the image data processing circuit 579 performs signal processing such as white balance adjustment and gamma correction on the input image data, and an output terminal for video signals via a D / A (Digital-to-Analog) converter 580 and an amplifier 581.
  • the data is output to 582 and displayed on the LCD panel 532 via an LCD (Liquid Crystal Display) driver 554. Further, the image data output from the image data processing circuit 579 is printed on the instant film 10 using the exposure head 25 and the like under the control of the system controller 45 as in the printer 300 according to the first embodiment.
  • ⁇ Conveyance of film cover and instant film> In the camera with a printer 500 according to the second embodiment, the configuration of a transport unit such as a transport mechanism, a transport control unit, and a print control unit is the same as that of the printer 300 according to the first embodiment, and is the same in FIG. The names and symbols are attached (detailed explanation is omitted). Further, specific conveyance control, conveyance speed control, and print processing can be performed in the same manner as in Example 1 and Example 2 (see FIGS. 10 to 14) described in the first embodiment. Thereby, also in the camera 500 with a printer and the film transport method according to the second embodiment, the film cover 60 and the instant film 10 can be discharged at high speed and stably as in the first embodiment.

Abstract

La présente invention concerne un dispositif de transport de film, une imprimante, un dispositif d'imagerie équipé d'une imprimante, et un procédé de transport de film qui permet à un film instantané et à un film protecteur d'être transportés rapidement et de manière stable. Dans un dispositif de transport de film selon un mode de réalisation de la présente invention, la vitesse de transport du film instantané et du film protecteur après avoir été transférés d'un premier mécanisme de transport à un second mécanisme de transport est plus rapide qu'au moins la vitesse de transport pendant ledit transfert ; par conséquent, le transport est effectué à grande vitesse tout en transférant de manière fiable le film instantané et le film protecteur, ce qui permet de réduire les défaillances dans le transport et d'effectuer un transport de manière stable.
PCT/JP2017/008214 2016-07-07 2017-03-02 Dispositif de transport de film, imprimante, dispositif d'imagerie équipé d'une imprimante et procédé de transport de film WO2018008191A1 (fr)

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JP2016135046A JP2019147631A (ja) 2016-07-07 2016-07-07 フィルム搬送装置、プリンタ、プリンタ付き撮像装置、及びフィルム搬送方法
JP2016-135046 2016-07-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021200688A1 (fr) * 2020-03-31 2021-10-07 富士フイルム株式会社 Dispositif de transport de film instantané, imprimante et caméra numérique équipée d'une imprimante

Citations (8)

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Publication number Priority date Publication date Assignee Title
JPH06144612A (ja) * 1992-10-30 1994-05-24 Tokyo Electric Co Ltd 自動給紙装置の給紙方法
JPH10231035A (ja) * 1997-02-21 1998-09-02 Hitachi Ltd 紙葉類供給装置
JP2001296643A (ja) * 2000-04-13 2001-10-26 Fuji Photo Film Co Ltd インスタントプリンタ
JP2002148706A (ja) * 2000-11-09 2002-05-22 Fuji Photo Film Co Ltd インスタントフイルムの展開機構
JP2002221778A (ja) * 2001-01-25 2002-08-09 Citizen Watch Co Ltd 光プリンタ
JP2005255389A (ja) * 2004-03-15 2005-09-22 Fuji Photo Film Co Ltd プリンタ
JP2006213036A (ja) * 2005-02-07 2006-08-17 Fuji Photo Film Co Ltd プリンタ
JP2007246193A (ja) * 2006-03-14 2007-09-27 Fujifilm Corp 搬送装置及びこれを用いたプリンタ

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06144612A (ja) * 1992-10-30 1994-05-24 Tokyo Electric Co Ltd 自動給紙装置の給紙方法
JPH10231035A (ja) * 1997-02-21 1998-09-02 Hitachi Ltd 紙葉類供給装置
JP2001296643A (ja) * 2000-04-13 2001-10-26 Fuji Photo Film Co Ltd インスタントプリンタ
JP2002148706A (ja) * 2000-11-09 2002-05-22 Fuji Photo Film Co Ltd インスタントフイルムの展開機構
JP2002221778A (ja) * 2001-01-25 2002-08-09 Citizen Watch Co Ltd 光プリンタ
JP2005255389A (ja) * 2004-03-15 2005-09-22 Fuji Photo Film Co Ltd プリンタ
JP2006213036A (ja) * 2005-02-07 2006-08-17 Fuji Photo Film Co Ltd プリンタ
JP2007246193A (ja) * 2006-03-14 2007-09-27 Fujifilm Corp 搬送装置及びこれを用いたプリンタ

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021200688A1 (fr) * 2020-03-31 2021-10-07 富士フイルム株式会社 Dispositif de transport de film instantané, imprimante et caméra numérique équipée d'une imprimante
JPWO2021200688A1 (fr) * 2020-03-31 2021-10-07
JP7317214B2 (ja) 2020-03-31 2023-07-28 富士フイルム株式会社 インスタントフィルム用搬送装置及びプリンタ並びにプリンタ付きデジタルカメラ

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