WO2021039280A1 - 熱転写印画装置 - Google Patents

熱転写印画装置 Download PDF

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Publication number
WO2021039280A1
WO2021039280A1 PCT/JP2020/029419 JP2020029419W WO2021039280A1 WO 2021039280 A1 WO2021039280 A1 WO 2021039280A1 JP 2020029419 W JP2020029419 W JP 2020029419W WO 2021039280 A1 WO2021039280 A1 WO 2021039280A1
Authority
WO
WIPO (PCT)
Prior art keywords
cassette
image receiving
thermal transfer
receiving paper
paper
Prior art date
Application number
PCT/JP2020/029419
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
省宏 田原
Original Assignee
大日本印刷株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 大日本印刷株式会社 filed Critical 大日本印刷株式会社
Priority to JP2021542673A priority Critical patent/JPWO2021039280A1/ja
Publication of WO2021039280A1 publication Critical patent/WO2021039280A1/ja

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J11/00—Devices or arrangements  of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
    • B41J2/32—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
    • B41J2/325—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads by selective transfer of ink from ink carrier, e.g. from ink ribbon or sheet

Definitions

  • the present invention relates to a thermal transfer printing apparatus.
  • the thermal transfer printing device heats the image in a state where the color material surface of the thermal transfer sheet is in contact with the image receiving paper and the thermal head is pressed against the back side of the thermal transfer sheet, and the color material of the thermal transfer sheet is transferred to the image receiving paper to print an image. Is what you do.
  • the roll paper type image receiving paper is excellent in terms of portability of large-capacity paper, stability of paper feeding operation in the apparatus, cost per sheet, and the like. Therefore, models that use roll paper type image receiving paper are mainly used for large-capacity (large number of prints per roll) non-consumer products.
  • models that use sheet-fed paper type image-receiving paper have the advantages of not curling printed matter, which is a problem with roll paper type, and making it easier to miniaturize the device, and are mainly small-capacity consumer products. Has been adopted by.
  • thermal transfer printing device that has the advantages of both a model that uses a roll paper type image receiving paper and a model that uses a sheet paper type image receiving paper.
  • An object of the present invention is to provide a thermal transfer printing apparatus that can easily use both a roll paper type image receiving paper and a sheet paper type image receiving paper.
  • the thermal transfer printing apparatus of the present invention is attached to a cassette attachment portion to which a first cassette accommodating a roll paper type image receiving paper and a second cassette accommodating a sheet paper type image receiving paper can be attached, and a cassette attachment portion.
  • An opening for taking in the image receiving paper drawn out from the first cassette or the second cassette, and a heat transfer sheet are heated, and the color material is transferred from the heat transfer sheet to the image receiving paper taken in through the opening to obtain an image.
  • It is provided with a printing portion for forming the image and a discharge port for discharging the image receiving paper on which the image is formed.
  • both roll paper type image receiving paper and sheet paper type image receiving paper can be easily used with one thermal transfer printing device.
  • FIG. 1A is a perspective view of the thermal transfer printing device viewed from the front side
  • FIG. 1B is a perspective view of the thermal transfer printing device viewed from the back side
  • 2A and 2B are perspective views of a thermal transfer printing apparatus to which a first cassette accommodating a roll paper type image receiving paper is attached. It is the schematic sectional drawing of the thermal transfer printing apparatus.
  • 4A and 4B are perspective views of a thermal transfer printing apparatus to which a second cassette accommodating a sheet-fed paper type image receiving paper is attached. It is the schematic sectional drawing of the thermal transfer printing apparatus. It is a perspective view of the thermal transfer printing apparatus by a modification. It is the schematic sectional drawing of the thermal transfer printing apparatus.
  • FIG. 1A and 1B are perspective views of a thermal transfer printing apparatus according to an embodiment of the present invention.
  • the housing 1 of the thermal transfer printing device has a substantially rectangular parallelepiped shape, a discharge port 16 for discharging the printed matter is provided on the front surface 1f (front surface) of the housing 1, and an opening 10 for taking in the image receiving paper is provided on the back surface 1b (rear surface). Is provided.
  • On the back surface 1b both side portions project to the rear side of the central portion, and a power switch SW is provided on one side portion.
  • the central portion of the back surface 1b is a cassette mounting portion for mounting cassettes (cassettes C1 and C2 described later) for accommodating image receiving paper, and each cassette is removable.
  • FIG. 2A and 2B are perspective views of a state in which a cassette C1 (first cassette) accommodating a roll paper type image receiving paper (image receiving paper roll R in FIG. 3) is attached to the housing 1.
  • FIG. 3 is a schematic cross-sectional view in the front-rear direction of the thermal transfer printing apparatus in which the cassette C1 is attached to the housing 1.
  • the image receiving paper P1 unwound from the image receiving paper roll R is taken into the housing 1 through the opening (not shown) of the cassette C1 and the opening 10 of the housing 1.
  • the opening 10 is provided with a take-in roller 12 for taking the image receiving paper P1 into the housing 1.
  • the image receiving paper P1 taken into the housing 1 is conveyed by the transfer roller 14 and other transfer rollers (not shown).
  • a receiving layer for receiving the dye is provided on one surface of the image receiving paper P1.
  • the thermal transfer printing apparatus is a thermal transfer in which a Y layer containing a yellow dye (Y), an M layer containing a magenta dye (M), a C layer containing a cyan dye (C), and a surface protection (OP) layer are sequentially provided.
  • a thermal head 21 is provided which sublimates and transfers Y, M, and C onto the image receiving paper P1 to print an image and forms a protective layer on the image.
  • the thermal transfer sheet 28 is provided with a melt layer containing a binder resin and a coloring material such as pigment and carbon black in a surface-sequential manner with the Y layer, the M layer, and the C layer, which are dye layers for sublimation transfer. It may have been.
  • the thermal transfer sheet 28 is wound around the unwinding section 24, and the thermal transfer sheet 28 unwound from the unwinding section 24 is wound around the winding section 26 through the thermal head 21 and collected. ing.
  • a platen roll 22 is provided at a position facing the thermal head 21 with the thermal transfer sheet 28 in between.
  • the printing unit 20 including the thermal head 21 and the platen roll 22 sandwiches the image receiving paper P1 and the thermal transfer sheet 28, heats the thermal transfer sheet 28 from the back side, and transfers the dye to the receiving layer of the image receiving paper P1 to form an image. To do.
  • the OP layer that protects the image is then transferred from the thermal transfer sheet onto the receiving layer.
  • the image receiving paper P1 and the Y layer of the thermal transfer sheet 28 are aligned, and the thermal head 21 comes into contact with the platen roll 22 via the image receiving paper P1 and the thermal transfer sheet 28.
  • the transport roller 14, the take-up portion 26, and the like are rotationally driven to transport the image receiving paper P1 and the thermal transfer sheet 28.
  • the image receiving paper P1 is conveyed to the cassette C1 side, a part of the image receiving paper P1 returns to the cassette C1, and the thermal transfer sheet 28 is conveyed in the direction of being wound by the winding unit 26.
  • the region of the Y layer is selectively and sequentially heated by the thermal head 21 based on the image data, and Y is sublimated and transferred from the thermal transfer sheet 28 onto the image receiving paper P1.
  • the thermal head 21 rises and separates from the platen roll 22.
  • the image receiving paper P1 and the M layer of the thermal transfer sheet 28 are aligned.
  • the image receiving paper P1 is conveyed to the discharge port 16 side by a distance corresponding to the printing size, and the thermal transfer sheet 28 is wound around the winding unit 26 by a distance corresponding to a margin between the Y layer and the M layer. Will be transported to.
  • M is sublimated and transferred onto the image receiving paper P1 in the same manner as in the method of sublimating and transferring Y.
  • C is sublimated and transferred in the same manner.
  • An image is formed by superimposing Y, M, and C on the image receiving paper P1 and printing. Subsequently, the OP layer is transferred onto the image.
  • the image receiving paper P1 moves back and forth in the housing 1 in accordance with each transfer process of the sublimation transfer of Y, M, and C and the transfer of the OP layer.
  • the thermal transfer sheet 28 is heated, the image receiving paper P1 is conveyed in the direction of returning to the cassette C1, and the thermal transfer sheet 28 is conveyed in the direction of being wound by the winding unit 26. May be in the opposite direction.
  • Y layer, M layer, and C layer of the thermal transfer sheet 28 it is preferable to use a material in which a sublimation dye is melted or dispersed in a binder resin.
  • OP layer it is preferable to use a transparent material having scratch resistance, light resistance and the like.
  • the image receiving paper P1 on which the image is formed is conveyed to the front 1f side of the housing 1, and the photographic paper cut out to a predetermined size by the cutter 30 is discharged from the discharge port 16.
  • FIG. 4A and 4B are perspective views in a state where the cassette C2 (second cassette) accommodating the sheet-fed paper type image receiving paper P2 (see FIG. 5) is attached to the housing 1.
  • FIG. 5 is a schematic cross-sectional view in the front-rear direction of the thermal transfer printing apparatus in which the cassette C2 is attached to the housing 1.
  • the cassette C2 stands diagonally rearward while being attached to the housing 1, and accommodates a plurality of image receiving papers P2 in a laminated manner. Similar to the image receiving paper P1, the image receiving paper P2 is provided with a receiving layer for receiving the dye on one side thereof.
  • the image receiving paper P2 is taken into the housing 1 one by one through the opening of the cassette C2 (not shown) and the opening 10 of the housing 1.
  • the image receiving paper P2 taken into the housing 1 by the taking-in roller 12 is conveyed by the conveying roller 14 and other conveying rollers (not shown), an image is formed by the printing unit 20, and the image is discharged from the ejection port 16.
  • the processing of image formation on the image receiving paper P2 and the transfer of the protective layer is the same as the processing on the image receiving paper P1 described above.
  • the image receiving paper P1 unwound from the cassette C1 and the image receiving paper P2 unwound from the cassette C2 are taken into the housing 1 by the take-in roller 12 through the opening 10, and the transport path from the opening 10 to the discharge port 16 is provided. It is the same.
  • the opening 10 and the take-in roller 12 for taking in the image receiving paper into the housing 1 use a roll paper type receiving paper with the cassette C1 attached and a sheet paper type receiving paper with the cassette C2 attached. It is common to the case of doing. Further, both the photographic paper in which the image is formed by the printing unit 20 and cut out from the image receiving paper P1 by the cutter 30 and the photographic paper P2 in which the image is formed by the printing unit 20 are discharged from the discharge port 16. ..
  • the control unit 40 determines whether the attached cassette is the cassette C1 accommodating the image receiving paper roll R or the cassette C2 accommodating the sheet-fed paper type image receiving paper P2, and each part of the thermal transfer printing apparatus. Control the operation of.
  • the method of identifying the cassette is not particularly limited.
  • the cassettes C1 and C2 are provided with convex portions (projections) having different shapes, or the convex portions are provided at different positions.
  • the control unit 40 identifies the attached cassette by the difference in engagement of the convex portions when the cassettes C1 or C2 are attached to the housing 1.
  • the electric circuit may transmit the signal to the control unit 40.
  • the control unit 40 identifies the mounted cassette based on the signal received from the electric circuit of the cassette.
  • the electric circuit that transmits the signal may be an IC tag.
  • the user may operate the operation panel (not shown) of the thermal transfer printing device and input the type of the attached cassette.
  • both roll paper type image receiving paper and sheet paper type image receiving paper can be used by a simple operation of replacing the cassette, so that one thermal transfer printing device can be used for various purposes. It can correspond to various users. Further, the opening 10 for taking in the photographic paper, the discharge port 16 for the photographic paper, and the transport path for the photographic paper in the housing 1 are made common to the roll paper type image receiving paper and the sheet paper type receiving paper. Therefore, the size and cost of the thermal transfer printing apparatus can be reduced.
  • the roll paper type image receiving paper P1 and the sheet paper type image receiving paper P2 are attached to the housing 1 in a state of being housed in the cassettes C1 and C2, respectively.
  • the image receiving papers P1 and P2 may move back and forth inside the housing 1 and go out of the housing 1 through the opening 10 during image formation and protective layer transfer processing, but cassettes C1 and C2 Since it is inside the building, it is possible to prevent dust from adhering to it.
  • the posture is stable, and the taking-in roller 12, the conveying roller 14, and the like receive the image. It is easy to sandwich the papers P1 and P2, and the positional deviation due to the transport of the image receiving papers P1 and P2 can be suppressed. Therefore, when Y, M, and C are superimposed on the image receiving papers P1 and P2 to print, the deviation of the printing position can be suppressed and a high-definition image can be formed.
  • an opening 18 for loading a cassette C3 for accommodating a sheet-sheet type image receiving paper P2 is further provided on the front surface 1f of the housing 1.
  • a flap-shaped lid urged by a spring may be provided in the opening 18 to close the opening 18 when the cassette C3 is not loaded so that dust or the like does not enter the housing 1.
  • the image receiving paper P2 drawn out from the cassette C3 is conveyed in the housing 1 by a conveying roller 15 or the like, an image is formed by the printing unit 20, and is discharged from the ejection port 16.
  • a user who mainly uses a roll paper type image receiving paper can use a sheet paper type image receiving paper while the cassette C1 is attached to the housing 1.

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  • Electronic Switches (AREA)
  • Impression-Transfer Materials And Handling Thereof (AREA)
  • Unwinding Webs (AREA)
PCT/JP2020/029419 2019-08-26 2020-07-31 熱転写印画装置 WO2021039280A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2021542673A JPWO2021039280A1 (zh) 2019-08-26 2020-07-31

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019153943 2019-08-26
JP2019-153943 2019-08-26

Publications (1)

Publication Number Publication Date
WO2021039280A1 true WO2021039280A1 (ja) 2021-03-04

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TW (1) TW202128446A (zh)
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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6082377A (ja) * 1983-10-12 1985-05-10 Toshiba Corp プリンタ装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6211665A (ja) * 1985-07-10 1987-01-20 Canon Inc プリンタ
JPH10272813A (ja) * 1991-04-16 1998-10-13 Mitsubishi Electric Corp プリンタ装置
JP3487536B2 (ja) * 1997-01-13 2004-01-19 キヤノンファインテック株式会社 画像形成装置
JPH10258554A (ja) * 1997-03-18 1998-09-29 Seiko Epson Corp プリンタ
JPH1178169A (ja) * 1997-09-03 1999-03-23 Toshiba Tec Kk 画像形成装置
JP4496867B2 (ja) * 2004-07-09 2010-07-07 セイコーエプソン株式会社 プラテン及び該プラテンを備えた記録装置と液体噴射装置
JP2007145590A (ja) * 2005-11-30 2007-06-14 Canon Inc 媒体検知センサ
JP4379453B2 (ja) * 2006-09-19 2009-12-09 ブラザー工業株式会社 画像形成装置
JP5361436B2 (ja) * 2009-02-20 2013-12-04 キヤノン株式会社 プリンタ
JP5562182B2 (ja) * 2010-09-06 2014-07-30 キヤノン株式会社 画像記録装置及びその制御方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6082377A (ja) * 1983-10-12 1985-05-10 Toshiba Corp プリンタ装置

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