JPH0159636U

JPH0159636U -

Info

Publication number: JPH0159636U
Application number: JP15554087U
Authority: JP
Priority date: 1987-10-13
Filing date: 1987-10-13
Publication date: 1989-04-14

Description

[Brief explanation of the drawing]

図面は本考案の熱転写プリンタの一実施例を示
し、第１図は全体構成を示す斜視図、第２図ａは
サーマルヘツドのＵＰ大位置の状態を示すキヤリ
ツジ部の正面図、第２図ｂは第２図ａにおける構
成各部の関係を示すスケルトン図、第３図は状態
制御機構の要部を示す第２図ａの平面図、第４図
はサーマルヘツドとこれを押圧するヘツド押圧部
材との位置関係を示す断面図、第５図ａおよびｂ
はそれぞれ上質紙に印字を行なつている状態を示
す第２図ａ，ｂと同様の図、第６図ａおよびｂは
それぞれラフ紙に印字を行なつている状態を示す
第２図ａ，ｂと同様の図、第７図ａおよびｂはそ
れぞれサーマルヘツドのＵＰ小位置の状態を示す
第２図ａ，ｂと同様の図、第８図はリボン巻取り
機構を示す正面図、第９図は第８図の―線に
沿つた拡大断面図、第１０図ａおよびｂはそれぞ
れサーマルヘツドのＦＰＣとの接続関係を示す正
面図および平面図、第１１図はリターン状態を示
す第２図ｂと同様の図、第１２図は初期状態を示
す第２図ｂと同様の図である。１……プラテン、３……キヤリツジ、７……サ
ーマルヘツド、７ａ……発熱部、７ｂ……電極群
、８……インクリボン、９……ピンチローラ、１
０……従動ピンチローラ、１１……リボンガイド
、１２……状態切換用モータ、１３……状態制御
機構、１４……リボン巻取りボビン、１５……リ
ボン巻取り用モータ、１６……リボン巻取り機構
、１８……巻取りコア、２１……カムブロツク、
２４……第１切換カム、２５……第２切換カム、
２６……第３切換カム、２８……ヘツド駆動レバ
ー、３１……ヘツド押圧部材、３６……ピンおよ
びガイド駆動レバー、３９……リボンガイド駆動
レバー、４２……ピンチローラ支持レバー、５３
……駆動レバー群、５４……コロ、５８……ラツ
ク、６４……従動ピンチローラ支持レバー、７０
……駆動歯車、７１……振り腕、７３……供給側
歯車、７４……巻取り側歯車、７５……フエルト
、７６……圧縮ばね、８７……ＦＰＣ。 The drawings show an embodiment of the thermal transfer printer of the present invention, in which Fig. 1 is a perspective view showing the overall configuration, Fig. 2a is a front view of the carriage section showing the thermal head in the UP large position, and Fig. 2b 2 is a skeleton diagram showing the relationship between the constituent parts in FIG. 2a, FIG. 3 is a plan view of FIG. 2a showing the main parts of the state control mechanism, and FIG. Cross-sectional view showing the positional relationship of FIGS. 5a and b
6 are similar to FIGS. 2a and 2b, respectively, showing a state in which printing is performed on high-quality paper, and FIGS. 6a and 6b are similar to FIGS. Figures 7a and 7b are similar views to Figures 2a and b, respectively showing the thermal head in the UP small position; Figure 8 is a front view showing the ribbon winding mechanism; The figure is an enlarged sectional view taken along the line - in Figure 8, Figures 10a and b are a front view and a plan view showing the connection relationship between the thermal head and the FPC, respectively, and Figure 11 is Figure 2 showing the return state. FIG. 12 is a diagram similar to FIG. 2b showing an initial state. 1... Platen, 3... Carriage, 7... Thermal head, 7a... Heat generating part, 7b... Electrode group, 8... Ink ribbon, 9... Pinch roller, 1
0... Driven pinch roller, 11... Ribbon guide, 12... State switching motor, 13... State control mechanism, 14... Ribbon winding bobbin, 15... Ribbon winding motor, 16... Ribbon winding Take-up mechanism, 18... Take-up core, 21... Cam block,
24...first switching cam, 25...second switching cam,
26... Third switching cam, 28... Head drive lever, 31... Head pressing member, 36... Pin and guide drive lever, 39... Ribbon guide drive lever, 42... Pinch roller support lever, 53
... Drive lever group, 54 ... Roller, 58 ... Rack, 64 ... Driven pinch roller support lever, 70
... Drive gear, 71 ... Swing arm, 73 ... Supply side gear, 74 ... Winding side gear, 75 ... Felt, 76 ... Compression spring, 87 ... FPC.

Claims

[Scope of utility model registration request]

A head mounting base that can be moved closer or closer to the platen,
A thermal transfer printer having a thermal head attached to the platen side of the head mount, and a head pressing member that presses the head mount from the back side toward the platen to press the heat generating part of the thermal head into contact with the platen. . A thermal transfer printer, wherein the head pressing member is formed so as to press the head mount with a position on the back side of the heat generating part of the thermal head.