JPS58140750U - printing device - Google Patents

printing device

Info

Publication number
JPS58140750U
JPS58140750U JP3630982U JP3630982U JPS58140750U JP S58140750 U JPS58140750 U JP S58140750U JP 3630982 U JP3630982 U JP 3630982U JP 3630982 U JP3630982 U JP 3630982U JP S58140750 U JPS58140750 U JP S58140750U
Authority
JP
Japan
Prior art keywords
print
printing device
printing
signal
density detection
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
Application number
JP3630982U
Other languages
Japanese (ja)
Inventor
坪井 俊彦
Original Assignee
株式会社日立製作所
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 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP3630982U priority Critical patent/JPS58140750U/en
Publication of JPS58140750U publication Critical patent/JPS58140750U/en
Pending legal-status Critical Current

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  • Impression-Transfer Materials And Handling Thereof (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第1図は本考案を実現するための構成のブロック図、第
2図は帳票10の紙面を上からみて印字濃度検知センサ
1および印字ヘッド2の位置関係を示した図、第3図は
印字濃度検知センサ1の入出力変換特性として反射率お
よび印字濃度と出力電圧の関係を示した図、第4図は主
制御回路6の処理フローの概要を示した図である。 1・・・印字濃度検知センサ、2・・・印字ヘッド、3
・・・比較判定回路、4・・・基準電圧発生器A、 5
・・・基準電圧発生器B、 6・・・主制御回路、7・
・・アーラーム表示器、8・・・改行制御回路、9・・
・印字制御回路、10・・・帳票、11・・・帳票改行
モータ、12・・・帳票送りローラ、13・・・印字濃
度検知信号、14・・・基準電圧A115・・・基準電
圧B、16・・・判定レベル切替指示信号、17・・・
印字有無信号、18・・・アラーム信号、19・・・印
字制御信号、20・・・改行制御信号、21・・・印字
指示信号、22・・・改行指示信号、23・・・インク
リボン。
FIG. 1 is a block diagram of the configuration for realizing the present invention, FIG. 2 is a diagram showing the positional relationship between the print density detection sensor 1 and the print head 2 when viewed from above the paper surface of the form 10, and FIG. A diagram showing the relationship between reflectance, print density, and output voltage as input/output conversion characteristics of the density detection sensor 1, and FIG. 4 is a diagram showing an outline of the processing flow of the main control circuit 6. 1...Print density detection sensor, 2...Print head, 3
. . . Comparison/judgment circuit, 4 . . . Reference voltage generator A, 5
... Reference voltage generator B, 6... Main control circuit, 7.
...Alarm display, 8...Line feed control circuit, 9...
・Print control circuit, 10... Form, 11... Form line feed motor, 12... Form feed roller, 13... Print density detection signal, 14... Reference voltage A115... Reference voltage B, 16... Judgment level switching instruction signal, 17...
Print presence/absence signal, 18... Alarm signal, 19... Print control signal, 20... Line feed control signal, 21... Print instruction signal, 22... Line feed instruction signal, 23... Ink ribbon.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] インクリボンと印字機構部より成る帳票印字機構におい
て、印字された文字・記号の濃度を検知する印字濃度検
知機構を設けたことを特徴とする印字装置。
A printing device characterized in that a form printing mechanism comprising an ink ribbon and a printing mechanism section is provided with a printing density detection mechanism for detecting the density of printed characters and symbols.
JP3630982U 1982-03-17 1982-03-17 printing device Pending JPS58140750U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3630982U JPS58140750U (en) 1982-03-17 1982-03-17 printing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3630982U JPS58140750U (en) 1982-03-17 1982-03-17 printing device

Publications (1)

Publication Number Publication Date
JPS58140750U true JPS58140750U (en) 1983-09-21

Family

ID=30047745

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3630982U Pending JPS58140750U (en) 1982-03-17 1982-03-17 printing device

Country Status (1)

Country Link
JP (1) JPS58140750U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5436014A (en) * 1977-08-24 1979-03-16 Tsuchida Kougiyou Kk Method of burying small aperture pipe
JPS5727779A (en) * 1980-07-28 1982-02-15 Fujitsu Ltd Judging of printing density in printer
JPS5729487A (en) * 1980-07-29 1982-02-17 Fujitsu Ltd Decision of concentration of ribbon color

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5436014A (en) * 1977-08-24 1979-03-16 Tsuchida Kougiyou Kk Method of burying small aperture pipe
JPS5727779A (en) * 1980-07-28 1982-02-15 Fujitsu Ltd Judging of printing density in printer
JPS5729487A (en) * 1980-07-29 1982-02-17 Fujitsu Ltd Decision of concentration of ribbon color

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