JPS6319269A - Current supply transfer type recording head - Google Patents
Current supply transfer type recording headInfo
- Publication number
- JPS6319269A JPS6319269A JP16430586A JP16430586A JPS6319269A JP S6319269 A JPS6319269 A JP S6319269A JP 16430586 A JP16430586 A JP 16430586A JP 16430586 A JP16430586 A JP 16430586A JP S6319269 A JPS6319269 A JP S6319269A
- Authority
- JP
- Japan
- Prior art keywords
- recording
- ceramic
- head
- metal foil
- base material
- 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
- 239000000919 ceramic Substances 0.000 claims abstract description 23
- 239000011888 foil Substances 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 18
- 229910052751 metal Inorganic materials 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 15
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 7
- 239000010937 tungsten Substances 0.000 claims abstract description 7
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000000853 adhesive Substances 0.000 claims abstract description 5
- 230000001070 adhesive effect Effects 0.000 claims abstract description 5
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 5
- 239000011733 molybdenum Substances 0.000 claims abstract description 5
- 229920006015 heat resistant resin Polymers 0.000 claims abstract description 3
- 230000005611 electricity Effects 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 239000000758 substrate Substances 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 7
- 238000010285 flame spraying Methods 0.000 abstract 2
- 238000007751 thermal spraying Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000001259 photo etching Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 229910052863 mullite Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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
- B41J2/345—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 characterised by the arrangement of resistors or conductors
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、プリンタ等の記録装置の記録ヘッドに関し、
詳しくは通電発熱型の熱転写リボンを１吏用する通電転
写型記録装置の記録ヘッドに関するものである。[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to a recording head of a recording device such as a printer,
More specifically, the present invention relates to a recording head of an electrical transfer type recording device that uses one electrically heated thermal transfer ribbon.
通電転写型記録袋での熱転写リボンに通電する記録ヘッ
ドは、特開昭６０−２１４９７２号公報に示されるよう
に、スクリーン印刷法により、セラミック基板上にタン
グステン、モリブデン、又はタングステンとモリブデン
の混合物等のメタライズ層を形成した後、フォトエツチ
ングにより複数の記録電極を形成する。The recording head that energizes the thermal transfer ribbon in the current transfer type recording bag prints tungsten, molybdenum, or a mixture of tungsten and molybdenum, etc. on a ceramic substrate using a screen printing method, as shown in Japanese Patent Application Laid-Open No. 60-214972. After forming a metallized layer, a plurality of recording electrodes are formed by photoetching.
しかしながら、このものはメタライズ層中に焼成時に基
板より浸入するガラス質が多く、フォトエツチングによ
る記録電極の微細化に限界があり、またこのガラス買弁
の混在により通電特性が悪く、印字画質の低下を招く。However, this method has a large amount of glass that penetrates into the metallized layer from the substrate during firing, which limits the miniaturization of recording electrodes by photoetching.Additionally, the mixture of glass particles has poor current conduction characteristics, resulting in a decrease in printed image quality. invite
また、基板のセラミック材料の中にはメタライズが困難
なものが多く、基板材料が限定されるという欠点がある
。また、ガラス質の混在により記録電極の繊密性が低く
、耐久性に乏しい。Further, many of the ceramic materials for the substrate are difficult to metalize, and there is a drawback that the substrate materials are limited. Furthermore, due to the presence of glass, the recording electrode has low sensitivity and poor durability.
更に、通電転写法によれば、インクリボンとの摺動によ
り生したリボンのカーボン等が記録電極間の隙間に付着
堆積し、通電特性が悪化（短絡）し、長寿命の印字画質
の維持が困難となる等の欠点がある。Furthermore, according to the current transfer method, carbon, etc. from the ribbon produced by sliding with the ink ribbon adheres and accumulates in the gap between the recording electrodes, deteriorating the current conduction characteristics (short circuit) and making it difficult to maintain print quality over a long life. There are drawbacks such as difficulty.
本発明は上記点に鑑みてなされたもので、記録電極の微
細化を実現でき、通電特性も良好に維持でき、耐久性も
優れた通電転写型の記録ヘッドを提供することを目的と
する。The present invention has been made in view of the above points, and an object of the present invention is to provide a current transfer type recording head that can realize finer recording electrodes, maintain good current conduction characteristics, and has excellent durability.
上記目的を達成するための本発明の構成は、熱ン容融性
インクと導電１氏抗Ｊ付を備えたリボンの導電抵抗層に
通電し、この１ｉ１１電部にジュール勢を発生させイン
クを溶融して記録紙に転写する通電転写型記録装置の記
録ヘッドにおいて、前記導電抵抗層に通電するための記
録電極の形成用の金属箔をヘッド基材表面に接着剤で接
合した後、この金属箔にフォトエツチングを施してヘッ
ド基材表面に複数の記録電極を形成し、更にこれらの記
録電極の少なくとも先端部を前記リボンとの接触端面を
除いてセラミックで溶射被覆したことを特徴とする。The configuration of the present invention for achieving the above object is to apply electricity to a conductive resistance layer of a ribbon equipped with heat-fusible ink and a conductive 1° resistance J, to generate a Joule force in this 111 electric part, and to ink. In a recording head of an electric transfer type recording device that melts and transfers to recording paper, a metal foil for forming a recording electrode for supplying electricity to the conductive resistance layer is bonded to the surface of the head base material with an adhesive, and then this metal The present invention is characterized in that a plurality of recording electrodes are formed on the surface of the head base material by photo-etching the foil, and that at least the tips of these recording electrodes are coated with ceramic by thermal spraying, except for the end surface that contacts the ribbon.
ヘッド基材表面に接合した金属箔にフォトエツチングを
施して複数の記録電極を形成するので、記録電極の微細
化を実現でき、かつ通電特性も良好なものができる。Since a plurality of recording electrodes are formed by photo-etching the metal foil bonded to the surface of the head base material, the recording electrodes can be miniaturized and have good current conduction characteristics.
また、記録電極の少なくとも先端部をリボンとの接触端
面を除いてセラミックで溶射被覆し、記録電極の少なく
とも先端部間の隙間がセラミックで充填されるので、リ
ボンとの摺動により生じたリボンのカーボン等が記録電
極間に付着堆積することがなくなり、通電特性が良好に
維持される。In addition, at least the tip of the recording electrode is coated with ceramic by thermal spraying except for the end surface in contact with the ribbon, and the gap between at least the tip of the recording electrode is filled with ceramic, so that the ribbon is removed by sliding on the ribbon. Carbon and the like are not deposited between the recording electrodes, and current conduction characteristics are maintained favorably.
また、記録電極の少な（とも先端部間の隙間がセラミッ
クで充填されるので、リボンとの接触面圧が低下し、ヘ
ッド先端の摩耗が減少し、耐久性が向上する。In addition, since the gap between the recording electrodes (both tips) is filled with ceramic, the contact surface pressure with the ribbon is reduced, wear on the head tip is reduced, and durability is improved.
また、記録電極の少なくとも先端部間の隙間がセラミッ
クで充填されるので、ヘッド基材をセラミック等で形成
することにより、ヘッド基材端面と記録電極端面との間
に摩耗段差を生じることがなくなり、通電特性が良好に
維持される。In addition, since the gap between at least the tip of the recording electrode is filled with ceramic, by forming the head base material with ceramic, etc., it is possible to eliminate the occurrence of wear steps between the end face of the head base material and the end face of the recording electrode. , the current conduction characteristics are maintained well.
また、記録電極の少な（とも先端部をリボンとの接触端
面を除いてセラミックで溶射被覆するので、記録電極と
ヘッド凸材との密着性が良好となり、記録電極の剥離等
を生しることがなくなり、耐久性に優れる。In addition, since the recording electrode is coated by thermal spraying with ceramic except for the end surface that contacts the ribbon, the adhesion between the recording electrode and the head convex material is good, which prevents the recording electrode from peeling off. It has excellent durability.
ヘッド基板２の材料は、Ａ２□０．とＳｉＯ□を主成分
とするセラミック（通称ムライト）を用い、基板２上に
記録電極の材料であるタングステン箔（厚さは３０μｍ
）を耐熱性接着剤により接合する０次に、タングステン
箔にフォトエツチングを施して、ヘッド基板２上に複数
のタングステン記録電極３を形成する。記録電極３のピ
ンチは８０μｍ１幅は４０μｍ、数は８００本である。The material of the head substrate 2 is A2□0. A tungsten foil (thickness: 30 μm), which is the material of the recording electrode, is placed on the substrate 2.
) are bonded using a heat-resistant adhesive. Next, the tungsten foil is photo-etched to form a plurality of tungsten recording electrodes 3 on the head substrate 2. The recording electrode 3 has a pinch size of 80 μm, a width of 40 μm, and a number of 800 electrodes.
そして、更に、記録電極３の先端部の中、リボンと接触
する端面４以外の部分をプラズマ溶射法により、ＡＪ、
Ｏ，と５ｉ０２を主成分とするセラミック（ｉＪｌｆＦ
ムライト）５で溶射被覆する。これにより、記録電極３
間の隙間がセラミック５で充填されると同時に、記録電
極３の上面がセラミック５で被覆される。Furthermore, the portion of the tip of the recording electrode 3 other than the end surface 4 that contacts the ribbon is coated with AJ,
Ceramic containing O, and 5i02 as main components (iJlfF
Spray coat with mullite) 5. As a result, the recording electrode 3
At the same time that the gap between the recording electrodes 3 and 3 is filled with the ceramic 5, the upper surface of the recording electrode 3 is coated with the ceramic 5.
なお、ヘッド基板２の材料としてはＡｌ、Ｏ，。Note that the material of the head substrate 2 is Al, O, etc.
ＳｉＯ２，又はＭｇＯの単体、若しくはこれらの混合物
、あるいは上記セラミックの他、ポリイミド、エポキシ
、ポリアミド、フェノール等の耐熱性を有する樹脂等が
適当である。また、ヘッド基板は金属からなり、このヘ
ッド基板の金属箔を接合する面に絶縁性溶射皮膜が形成
されているものでもよい。また、記録電極３となる金属
箔は、りングステン箔の他、モリブデン箔等の硬質金属
箔等が適当である。また、溶射被覆するセラミックとし
ては、ＡｌｚＯｘ 、Ｓ ｉ Ｏ２、又はＭｇＯの単体
、若しくはこれらの混合物等が適当である。In addition to SiO2 or MgO alone or a mixture thereof, or the above-mentioned ceramics, heat-resistant resins such as polyimide, epoxy, polyamide, and phenol are suitable. Further, the head substrate may be made of metal, and an insulating sprayed coating may be formed on the surface of the head substrate to which the metal foil is bonded. In addition to lingsten foil, hard metal foil such as molybdenum foil is suitable for the metal foil serving as the recording electrode 3. Further, as the ceramic to be thermally sprayed, AlzOx, SiO2, or MgO, or a mixture thereof, is suitable.
また、溶射被覆材料とヘッド基板材料は同じにすること
が望ましい。Further, it is desirable that the thermal spray coating material and the head substrate material be the same.
以上の実施例により作製した記録ヘッド１は、従来のス
クリーン印刷法によるメタライズ法では記録電極のピン
チ３００μｍ、幅１００μｍ（３本／ ｗｍ ）がほぼ
限界であったのに対し、記録電極１２本／１嘗の微細化
が可能となり、通電特性も良好で、従来品に比べて印字
画質が著しく向上し、記録電極の剥離等が生じることが
ない。The recording head 1 manufactured according to the above embodiment has a recording electrode of 12 recording electrodes/wm, whereas the conventional screen printing metallization method had a recording electrode pinch of 300 μm and a width of 100 μm (3 electrodes/wm). It has become possible to achieve fineness within a single step, has good current conduction characteristics, has significantly improved print quality compared to conventional products, and does not cause peeling of recording electrodes.
この記録ヘッドｌは、第４図に示すように、その記録電
極３の端面４を熱溶融性インクを備えた熱転写リボン６
の一面に接触させ、記！３電極３に選択的に通電するこ
とによりリボン６の導電抵抗層に部分的に電流を流し、
この部分にジュール熱を発生させて、その部分のリボン
６のインクを溶融させ、リボン６の記録電極３と反対側
の面に密着している記録紙７に転写するものである。８
は記録紙７の搬送ロールである。As shown in FIG. 4, this recording head 1 has an end surface 4 of its recording electrode 3 covered with a thermal transfer ribbon 6 containing heat-melting ink.
Touch one side of it and record it! 3 By selectively applying current to the electrodes 3, a current is partially applied to the conductive resistance layer of the ribbon 6,
Joule heat is generated in this area to melt the ink on the ribbon 6 in that area and transfer it to the recording paper 7 that is in close contact with the surface of the ribbon 6 opposite to the recording electrode 3. 8
is a transport roll for the recording paper 7.
以上説明したように本発明によれば、記録ヘッドの大村
上に形成する複数の記録電極の微細化が可能となり、通
電特性も良好で、高画質の記録が可能となり、また１ｌ
ｌｌｉＨ特性も良好に維持でき、記録電極の剥離等も生
ぜず、耐久性も優れるものである。As explained above, according to the present invention, it is possible to miniaturize the plurality of recording electrodes formed on the top of the recording head, the current conduction characteristics are good, and high quality recording is possible.
The lliH characteristics can be maintained well, the recording electrode does not peel off, and the durability is excellent.
図面は本発明の実施例を示し、第１図はセラミックを溶
射被覆前の記録へノド端部の一部を示す斜視図、第２図
はセラミックを溶射被覆後の記録ヘッド端部の一部を示
す正面図、第３図は同側断面図、第４図は通電転写型記
録装置の一部を示す説明図である。
１は記録ヘッド、２はヘッド基板、３は記録電極、４は
端面、５はセラミック、６はリボン、７は記録紙。
特許出願人 帝国ピストンリング株式会社第１図
ス
第２図 第３図The drawings show an embodiment of the present invention, and FIG. 1 is a perspective view showing a part of the end of the recording head before being coated with ceramic by thermal spraying, and FIG. 2 is a perspective view of a part of the end of the recording head after being coated with ceramic by thermal spraying. 3 is a sectional view of the same side, and FIG. 4 is an explanatory diagram showing a part of the current transfer type recording apparatus. 1 is a recording head, 2 is a head substrate, 3 is a recording electrode, 4 is an end face, 5 is a ceramic, 6 is a ribbon, and 7 is a recording paper. Patent applicant: Teikoku Piston Ring Co., Ltd. Figure 1 Figure 2 Figure 3
Claims (4)
電抵抗層に通電し、この通電部にジュール熱を発生させ
インクを溶融して記録紙に転写する通電転写型記録装置
の記録ヘッドにおいて、前記導電抵抗層に通電するため
の記録電極の形成用の金属箔をヘッド基材表面に接着剤
で接合した後、この金属箔にフォトエッチングを施して
ヘッド基材表面に複数の記録電極を形成し、更にこれら
の記録電極の少なくとも先端部を前記リボンとの接触端
面を除いてセラミックで溶射被覆したことを特徴とする
通電転写型記録ヘッド。(1) A recording head of a current transfer type recording device that applies electricity to the conductive resistance layer of a ribbon that includes heat-melting ink and a conductive resistance layer, and generates Joule heat in this current-carrying section to melt the ink and transfer it to recording paper. In this step, a metal foil for forming recording electrodes for supplying electricity to the conductive resistance layer is bonded to the surface of the head base material with an adhesive, and then this metal foil is photo-etched to form a plurality of recording electrodes on the surface of the head base material. 1. An electrical transfer type recording head characterized in that at least the tip portions of these recording electrodes, except for the end surfaces in contact with the ribbon, are thermally spray coated with ceramic.
なることを特徴とする特許請求の範囲第１項記載の通電
転写型記録ヘッド。(2) The current transfer type recording head according to claim 1, wherein the head base material is made of ceramic or heat-resistant resin.
の記録電極の形成される表面が絶縁性溶射皮膜で覆われ
ていることを特徴とする特許請求の範囲第１項記載の通
電転写型記録ヘッド。(3) The electrical transfer according to claim 1, wherein the head base material is made of metal, and the surface of the head base material on which the recording electrodes are formed is covered with an insulating thermal spray coating. type recording head.
硬質金属箔であることを特徴とする特許請求の範囲第１
項記載の通電転写型記録ヘッド。(4) Claim 1, wherein the metal foil is a hard metal foil such as tungsten foil or molybdenum foil.
The electric transfer type recording head described in .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16430586A JPS6319269A (en) | 1986-07-12 | 1986-07-12 | Current supply transfer type recording head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16430586A JPS6319269A (en) | 1986-07-12 | 1986-07-12 | Current supply transfer type recording head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6319269A true JPS6319269A (en) | 1988-01-27 |
Family
ID=15790599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16430586A Pending JPS6319269A (en) | 1986-07-12 | 1986-07-12 | Current supply transfer type recording head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6319269A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5586773A (en) * | 1978-12-22 | 1980-06-30 | Mitsubishi Electric Corp | Thermal recording head |
| JPS60174662A (en) * | 1984-02-21 | 1985-09-07 | Seiko Epson Corp | Recording head |
| JPS62162559A (en) * | 1986-01-14 | 1987-07-18 | Sharp Corp | Energized transfer recording head |
-
1986
- 1986-07-12 JP JP16430586A patent/JPS6319269A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5586773A (en) * | 1978-12-22 | 1980-06-30 | Mitsubishi Electric Corp | Thermal recording head |
| JPS60174662A (en) * | 1984-02-21 | 1985-09-07 | Seiko Epson Corp | Recording head |
| JPS62162559A (en) * | 1986-01-14 | 1987-07-18 | Sharp Corp | Energized transfer recording head |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4343833A (en) | Method of manufacturing thermal head | |
| US4742362A (en) | Thermal head | |
| JPH0263063B2 (en) | ||
| JPS6319269A (en) | Current supply transfer type recording head | |
| US4973982A (en) | Multi-stylus recording head of a printer | |
| JPS63278867A (en) | Thermal print head | |
| JPS6319268A (en) | Current supply transfer type recording head | |
| JPS62144964A (en) | Recording head | |
| JPS6319267A (en) | Current supply transfer type recording head | |
| JP3522064B2 (en) | Thermal head | |
| JPH0517864B2 (en) | ||
| JPS60214971A (en) | Printer | |
| JPS63209852A (en) | Energization transfer recording head | |
| JPH09314877A (en) | Thermal head and its production | |
| JP2958496B2 (en) | Method of manufacturing thick film type thermal head | |
| JPS60214973A (en) | Printer | |
| JPS63149164A (en) | Electrostatic transfer type recording head | |
| JPS60174662A (en) | Recording head | |
| JP2533087B2 (en) | Thermal head | |
| JPH09234895A (en) | Thermal head | |
| JPS62251159A (en) | Manufacture of recording head | |
| JPH0480049A (en) | Thermal head | |
| JPH0447955A (en) | Manufacture of thermal head | |
| JPH07192855A (en) | Resistor heater | |
| JPS63199656A (en) | Electric conduction-transfer type recording head |