JPS6140174A - Thermal transfer printer - Google Patents
Thermal transfer printerInfo
- Publication number
- JPS6140174A JPS6140174A JP16166684A JP16166684A JPS6140174A JP S6140174 A JPS6140174 A JP S6140174A JP 16166684 A JP16166684 A JP 16166684A JP 16166684 A JP16166684 A JP 16166684A JP S6140174 A JPS6140174 A JP S6140174A
- Authority
- JP
- Japan
- Prior art keywords
- smoothness
- paper
- printing
- receiving paper
- image
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
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
- 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
- B41J2/35—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 providing current or voltage to the thermal head
- B41J2/355—Control circuits for heating-element selection
- B41J2/36—Print density control
Landscapes
- Electronic Switches (AREA)
Abstract
Description
【発明の詳細な説明】
〈産業上の利用分野〉
本発明は、転写フィルムを用いる熱転写プリンタに関す
る。DETAILED DESCRIPTION OF THE INVENTION <Industrial Application Field> The present invention relates to a thermal transfer printer using a transfer film.
〈従来の技術〉
熱転写プリンタは、表面にインクを塗布しである転写フ
ィルムを熱印字ヘッドと受像紙との開に介在させ、転写
フィルムの裏面から熱印字ヘッドで加熱することにより
、転写フィルムの表面に密接している受像紙にインクを
転写し、該受像紙に所望のパターンを印字するものであ
るが、この熱転写プリンタでは、感熱式のプリンタとは
異なり感熱紙のような特定の用紙を使用しなくてもよく
、使用すべき受像紙について格別の制限がなく普通紙が
使用可能であるため、使用者において種々の普通紙が使
用されている。<Prior art> Thermal transfer printers interpose a transfer film, whose surface is coated with ink, between a thermal print head and an image receiving paper, and heat the transfer film from the back side with the thermal print head. A thermal transfer printer prints a desired pattern on a paper by transferring ink to the paper that is in close contact with the surface of the paper. Unlike thermal printers, this thermal transfer printer prints a specific paper such as thermal paper. Since it is not necessary to use plain paper and there are no particular restrictions on the image receiving paper that should be used, and plain paper can be used, various kinds of plain paper are used by users.
〈発明が解決し上もとする問題点〉
ところで、熱転写プリンタで使用者が使用する受像紙が
平滑度の低いもので、その紙面が粗い場合、転写フィル
ムのインク塗布面と受像紙表面との密着性が悪く、イン
クが完全に受像紙表面に転写されず、そのためＹット再
現性が低下して印字パターンが不鮮明となり、印字品質
が著しく低下する欠点があった。<Problems to be solved and improved by the invention> By the way, if the image receiving paper used by the user in a thermal transfer printer has low smoothness and the paper surface is rough, the ink-coated surface of the transfer film and the surface of the image receiving paper may The adhesion was poor, and the ink was not completely transferred to the surface of the image-receiving paper, resulting in poor Yt reproducibility, resulting in unclear print patterns, and a significant deterioration in print quality.
本発明は、熱転写プリンタにおいて、受像紙が平滑度の
低いものであっても、自動的にその平滑度に応じた印字
が行なわれ、常にドツト再現性に優れた鮮明な印字パタ
ーンが得られるようにすることを目的とする。The present invention enables a thermal transfer printer to automatically print according to the smoothness of the image receiving paper, so that a clear print pattern with excellent dot reproducibility can always be obtained. The purpose is to
く問題点を解決するための手段〉
本発明は、上述の問題点に鑑みてなされたものであって
、熱印字ヘッドと受像紙との間に転写フィルムを介在さ
せる熱転写プリンタにおいて、印字条件の変更を制御す
る制御回路と、受像紙の平滑度を検出する手段とを備え
、前記制御部は検出された受像紙の平滑度に応じて印字
条件を切り換えることを特徴とするものである。Means for Solving the Problems> The present invention has been made in view of the above-mentioned problems, and is a thermal transfer printer in which a transfer film is interposed between the thermal print head and the image receiving paper. The apparatus is characterized in that it includes a control circuit for controlling the change, and means for detecting the smoothness of the image receiving paper, and that the control section switches the printing conditions according to the detected smoothness of the image receiving paper.
〈実施例〉
以下、本発明を図面に示す実施例に基づいて詳細に説明
する。<Example> Hereinafter, the present invention will be described in detail based on an example shown in the drawings.
第１図は本発明を実施したシリアル型熱転写プリンタの
全体の構成図で、同図中、符号１はシリアル型の熱印字
ヘッド、２は転写フィルム、３は受像紙である。熱印字
ヘッド１は基板４上に発熱体５を列状に設けたもので、
摺動手段６により受像紙３を横切る方向イに摺動し、発
熱体５は発熱駆動部７からの通電によりその所要部が発
熱する。FIG. 1 is an overall configuration diagram of a serial type thermal transfer printer embodying the present invention. In the figure, reference numeral 1 denotes a serial type thermal print head, 2 a transfer film, and 3 an image receiving paper. The thermal printing head 1 has heating elements 5 arranged in a row on a substrate 4.
The heating element 5 is slid in a direction A across the image receiving paper 3 by the sliding means 6, and a required portion of the heating element 5 generates heat by being energized by the heating drive section 7.
８は摺動手段６に通電する摺動駆動部、９はプラテン、
１０は該プラテン９を回動させるモータ、１１は前記モ
ータ１０を駆動する紙送り駆動部、１２は熱印字へラド
１の印字動作およびプラテン９による紙送り動作を制御
する制御回路、１３は受像紙３の平滑度を検出する平滑
度検出手段で、この平滑度検出手段１３は受像紙３の供
給側に配設されている。平滑度検出手段１３としては、
受。8 is a sliding drive unit that energizes the sliding means 6; 9 is a platen;
10 is a motor that rotates the platen 9; 11 is a paper feed drive unit that drives the motor 10; 12 is a control circuit that controls the printing operation of the radar 1 for thermal printing and the paper feeding operation of the platen 9; and 13 is an image receiving unit. A smoothness detecting means 13 detects the smoothness of the paper 3, and this smoothness detecting means 13 is arranged on the supply side of the image receiving paper 3. As the smoothness detection means 13,
Received.
検紙３に接触させた触子の振動を差動コイルで電気信号
に変換するものや、受像紙３の反射光を受光素子で受け
て受像紙３の平滑度を検出するものなど、種々のものが
採用可能である。There are various types of devices, such as those that convert the vibrations of a probe in contact with the paper 3 into electrical signals using a differential coil, and those that detect the smoothness of the paper 3 by receiving reflected light from the paper 3 with a light receiving element. things are available for adoption.
前記制御回路１２は前記平滑度検出手段１３からの受像
紙３の平滑度検出信号に応じて該印字条件を切り換える
ようになっている。ここで印字条件とは、印字パターン
の鮮明度の調筋に役立つ条件のことで、以下にその具体
的な条件と、その条件を変更するための構成と、条件を
変更したときの動作を説明する。The control circuit 12 switches the printing conditions in accordance with the smoothness detection signal of the image receiving paper 3 from the smoothness detection means 13. Here, the printing conditions are conditions that are useful for adjusting the clarity of the printing pattern.The specific conditions, the configuration for changing the conditions, and the operation when changing the conditions are explained below. do.
（Ａ） 受像紙３の所要個所に１回の印字をするか、
それとも同一個所に同一の印字パターンを繰り返し印字
するか、という重ね打ちに関する条件で、受像紙３の平
滑度が低い場合は、その低い平滑度を示す検出信号によ
り制御回路１２の制御動作が切り換わり、熱印字ヘッド
１が１行程摺動して１行分の印字を行なったのち、紙送
りをしない状態で受像紙３の同一個所に対して熱印字へ
ラド１が同一の印字動作を行ない、いわゆる重ね打ちに
より印字パターンを鮮明にする。(A) Print once on the required location on image receiving paper 3, or
If the smoothness of the image receiving paper 3 is low under conditions related to overprinting, such as whether the same printing pattern is repeatedly printed on the same location, the control operation of the control circuit 12 is switched based on a detection signal indicating the low smoothness. After the thermal printing head 1 slides one stroke and prints one line, the RAD 1 performs the same printing operation for thermal printing on the same part of the image receiving paper 3 without paper feeding, The printing pattern is made clearer by so-called overprinting.
（Ｂ） 上記と同じく重ね打ちに関する条件を変更す
る。第２図の構成図に示すように熱印字ヘッド１の単一
の基板４上に、該熱印字ヘッド１の摺動方向イに沿って
間隔をおいて複数（実施例では２本）の発熱体５ａ、５
ｂが並設してあり、受像紙３の平滑度が低い場合は、前
段の発熱体５ａで印字した個所に後段の発熱体５ｂが同
一パターンを印字する。このような手段、動作によれば
、熱印字へラド１の１行程で重ね打ちが行なわれるから
、重ね打もする場合としない場合との印字スピードが変
わらない。(B) The conditions regarding overlapping are changed in the same way as above. As shown in the configuration diagram of FIG. 2, on the single substrate 4 of the thermal print head 1, a plurality of (two in the embodiment) heat generating units are placed at intervals along the sliding direction A of the thermal print head 1. body 5a, 5
b are arranged in parallel, and when the smoothness of the image receiving paper 3 is low, the heating element 5b at the rear stage prints the same pattern on the area printed by the heating element 5a at the former stage. According to such means and operations, since overprinting is performed in one stroke of the rad 1 for thermal printing, the printing speed remains the same whether or not overlapping is performed.
（Ｃ） 印字部分の温度に関する条件を変更する。(C) Change the conditions regarding the temperature of the printed part.
受像紙３の平滑度が低い場合は、熱印字ヘッド１の発熱
体５への印加電圧を高める等の方法により、印字時の発
熱体５の温度を上昇させる。If the smoothness of the image receiving paper 3 is low, the temperature of the heating element 5 during printing is increased by increasing the voltage applied to the heating element 5 of the thermal print head 1 or the like.
（Ｄ） 同じく印字部分の温度に関する条件を変更す
る。熱印字へラド１の近傍に受像紙３加熱用のヒータを
設けておき、受像紙３の平滑度が低い場合は、前記ヒー
タで受像紙３を加熱し、受像紙３へのインクの定着性を
良好にする。(D) Similarly, change the conditions regarding the temperature of the printed part. A heater for heating the image-receiving paper 3 is provided near the thermal printing pad 1, and when the smoothness of the image-receiving paper 3 is low, the heater heats the image-receiving paper 3 and improves the fixability of the ink on the image-receiving paper 3. make it good.
今、受像紙３の平滑度はプラテン９への供給側で平滑度
検出手段１３により検出され、その検出された平滑度が
所定の設定値より低い場合、平滑度検出手段１３からの
検出信号により、制御回路１２で制御する印字条件が切
り換わる。この制御回路１２の制御によって、熱印字ヘ
ッド１の印字動作やプラテン９の紙送り動作が低平滑度
の受像紙３に応じた動作になり、重ね打ち等により印字
パターンが鮮明にされて、印字品質が高水準に保たれる
。Now, the smoothness of the image receiving paper 3 is detected by the smoothness detecting means 13 on the supply side to the platen 9, and if the detected smoothness is lower than a predetermined setting value, a detection signal from the smoothness detecting means 13 is detected. , the printing conditions controlled by the control circuit 12 are switched. Through the control of this control circuit 12, the printing operation of the thermal print head 1 and the paper feeding operation of the platen 9 are made to operate in accordance with the image receiving paper 3, which has low smoothness, and the printing pattern is made clear by overprinting, etc., and the printing Quality is maintained at a high standard.
第３図は他の実施例の構成図で、本発明を実施したライ
ン型熱転写プリンタを示し、第１図の実施例と同一の部
分は同一の符号を付している。即ち、１゛はライン型の
熱印字ヘッド、２は転写フイルム、３は受像紙、４は熱
印字ヘッド１゛の基板、５ ｔａ、 ５ ’ｂは熱印字
ヘッド１゛の発熱体、７は発熱駆動部、９はプラテン、
１０はプラテン９を回動させるモータ、１１は紙送り駆
動部、１２は制御回路、１３は平滑度検出手段である。FIG. 3 is a block diagram of another embodiment, showing a line type thermal transfer printer embodying the present invention, in which the same parts as in the embodiment of FIG. 1 are given the same reference numerals. That is, 1' is a line-type thermal printing head, 2 is a transfer film, 3 is an image receiving paper, 4 is a substrate of thermal printing head 1', 5 ta, 5'b is a heating element of thermal printing head 1', and 7 is a heating element of thermal printing head 1'. Heat generating drive unit, 9 is a platen,
10 is a motor for rotating the platen 9, 11 is a paper feed drive section, 12 is a control circuit, and 13 is a smoothness detection means.
この実施例においても、平滑度検出手段１３がプラテン
９の受像紙供給側で受像紙３の平滑度を検出し、その検
出された平滑度が設定値より低い場合は、制御回路１２
で制御する印字条件が切り換わり、これに応じて、熱印
字へラド１゛の前段の発熱体５’ａで印字した個所に後
段の発熱体５’ｂで同一のパターンを印字するなど、印
字動作が変わり、印字パターンの鮮明度が高平滑度の受
像紙におけるのと同様の水準に保たれる。Also in this embodiment, the smoothness detection means 13 detects the smoothness of the image receiving paper 3 on the image receiving paper supply side of the platen 9, and if the detected smoothness is lower than the set value, the control circuit 12
The printing conditions controlled by switch are changed, and accordingly, the same pattern is printed by the heating element 5'b of the latter stage in the place printed by the heating element 5'a of the former stage of the thermal printing radar 1'', etc. The behavior is changed so that the sharpness of the printed pattern is maintained at a level similar to that on high-smooth receiver paper.
〈発明の効果〉
以上のように、本発明によれば、平滑度検出手段で受像
紙の平滑度を検出し、受像紙の平滑度が所定の値より低
い場合は、受像紙の所要個所への印字回数が変わるなど
、印字条件が切り換わるから、平滑度が低く紙面の粗い
受像紙に対しても、自動的にその平滑度に合った印字が
行なわれ、そのため、常にドツト再現性が良好で鮮明な
印字パターンが得られ印字品質を高水準に保つことかで
きる。<Effects of the Invention> As described above, according to the present invention, the smoothness of the image receiving paper is detected by the smoothness detection means, and if the smoothness of the image receiving paper is lower than a predetermined value, the smoothness of the image receiving paper is Since the printing conditions change, such as changing the number of printing times, printing is automatically performed to match the smoothness even on receiving paper with low smoothness and rough paper surface, so dot reproducibility is always good. It is possible to obtain a clear print pattern and maintain a high level of print quality.
第１図は本発明を実施したシリアル型熱転写プリンタの
構成図、第２図は熱印字ヘッドの構成図、第３図は他の
実施例の構成図である。
１．１゛・・・熱印字ヘッド、２・・・転写フィルム、
３・・・受像紙、１２・・・制御回路、１３・・・平滑
度検出手段。FIG. 1 is a block diagram of a serial type thermal transfer printer embodying the present invention, FIG. 2 is a block diagram of a thermal print head, and FIG. 3 is a block diagram of another embodiment. 1.1゛...Thermal printing head, 2...Transfer film,
3... Receiving paper, 12... Control circuit, 13... Smoothness detection means.
Claims (1)
在させる熱転写プリンタにおいて、印字条件の変更を制
御する制御回路と、受像紙の平滑度を検出する手段とを
備え、前記制御部は検出された受像紙の平滑度に応じて
印字条件を切り換えることを特徴とする熱転写プリンタ
。(1) A thermal transfer printer in which a transfer film is interposed between a thermal printing head and an image-receiving paper, comprising a control circuit for controlling changes in printing conditions and means for detecting the smoothness of the image-receiving paper; A thermal transfer printer characterized by switching printing conditions according to the detected smoothness of image receiving paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16166684A JPS6140174A (en) | 1984-08-01 | 1984-08-01 | Thermal transfer printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16166684A JPS6140174A (en) | 1984-08-01 | 1984-08-01 | Thermal transfer printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6140174A true JPS6140174A (en) | 1986-02-26 |
Family
ID=15739523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16166684A Pending JPS6140174A (en) | 1984-08-01 | 1984-08-01 | Thermal transfer printer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6140174A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6147273A (en) * | 1984-08-13 | 1986-03-07 | Rohm Co Ltd | Recording method of serial type thermal transfer printer |
| JPH01215563A (en) * | 1988-02-25 | 1989-08-29 | Canon Inc | Thermal recorder |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS544144A (en) * | 1977-06-13 | 1979-01-12 | Toshiba Corp | Heat-sensitive printing apparatus |
| JPS5745076A (en) * | 1980-09-01 | 1982-03-13 | Fuji Xerox Co Ltd | Heat-sensitive recording head |
| JPS5853460A (en) * | 1981-09-25 | 1983-03-30 | Canon Inc | Heat transfer printer |
| JPS58153676A (en) * | 1982-03-05 | 1983-09-12 | Canon Inc | Thermal transfer printing device |
| JPS58212969A (en) * | 1982-06-04 | 1983-12-10 | Ricoh Co Ltd | Thermal recording device |
| JPS5919176A (en) * | 1982-07-22 | 1984-01-31 | Canon Inc | Heat transfer printer |
| JPS60255462A (en) * | 1984-05-31 | 1985-12-17 | Fujitsu Ltd | Printer |
| JPS60255464A (en) * | 1984-06-01 | 1985-12-17 | Hitachi Ltd | Thermal transfer printer |
| JPS6124467A (en) * | 1984-07-13 | 1986-02-03 | Nec Corp | Thermal transfer printer |
-
1984
- 1984-08-01 JP JP16166684A patent/JPS6140174A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS544144A (en) * | 1977-06-13 | 1979-01-12 | Toshiba Corp | Heat-sensitive printing apparatus |
| JPS5745076A (en) * | 1980-09-01 | 1982-03-13 | Fuji Xerox Co Ltd | Heat-sensitive recording head |
| JPS5853460A (en) * | 1981-09-25 | 1983-03-30 | Canon Inc | Heat transfer printer |
| JPS58153676A (en) * | 1982-03-05 | 1983-09-12 | Canon Inc | Thermal transfer printing device |
| JPS58212969A (en) * | 1982-06-04 | 1983-12-10 | Ricoh Co Ltd | Thermal recording device |
| JPS5919176A (en) * | 1982-07-22 | 1984-01-31 | Canon Inc | Heat transfer printer |
| JPS60255462A (en) * | 1984-05-31 | 1985-12-17 | Fujitsu Ltd | Printer |
| JPS60255464A (en) * | 1984-06-01 | 1985-12-17 | Hitachi Ltd | Thermal transfer printer |
| JPS6124467A (en) * | 1984-07-13 | 1986-02-03 | Nec Corp | Thermal transfer printer |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6147273A (en) * | 1984-08-13 | 1986-03-07 | Rohm Co Ltd | Recording method of serial type thermal transfer printer |
| JPH0548184B2 (en) * | 1984-08-13 | 1993-07-20 | Rohm Kk | |
| JPH01215563A (en) * | 1988-02-25 | 1989-08-29 | Canon Inc | Thermal recorder |
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