JP2021112831A - サーマルプリンタ - Google Patents
サーマルプリンタ Download PDFInfo
- Publication number
- JP2021112831A JP2021112831A JP2020005276A JP2020005276A JP2021112831A JP 2021112831 A JP2021112831 A JP 2021112831A JP 2020005276 A JP2020005276 A JP 2020005276A JP 2020005276 A JP2020005276 A JP 2020005276A JP 2021112831 A JP2021112831 A JP 2021112831A
- Authority
- JP
- Japan
- Prior art keywords
- heat generation
- thermal head
- temperature
- generation time
- time
- 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.)
- Granted
Links
- 230000001186 cumulative effect Effects 0.000 claims abstract description 41
- 230000020169 heat generation Effects 0.000 claims description 124
- 238000010438 heat treatment Methods 0.000 abstract 5
- 238000010586 diagram Methods 0.000 description 14
- 238000004891 communication Methods 0.000 description 13
- 238000009529 body temperature measurement Methods 0.000 description 6
- 230000015654 memory Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 2
- 238000005338 heat storage Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003936 working memory Effects 0.000 description 1
Images
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
- B41J2/3556—Preheating pulses
-
- 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
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/04563—Control methods or devices therefor, e.g. driver circuits, control circuits detecting head temperature; Ink temperature
-
- 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
- B41J2/365—Print density control by compensation for variation in temperature
Landscapes
- Electronic Switches (AREA)
Abstract
Description
3 POS端末
11 プロセッサ
12a RAM
12b ROM
13 通信I/F
14 入出力I/F
15 サーマルヘッド
15a 発熱素子
16 温度センサ
17 モータ
18a 搬送ローラ
18b ピンチローラ
18c プラテンローラ
19 カット部
20 排出口
101 印字制御部(制御部)
102 温度測定部(制御部)
103 発熱制御部(制御部)
121 制御プログラム
122 発熱時間テーブル
PR ロール紙
S 連続紙
Claims (5)
- 複数の発熱素子を有するサーマルヘッドと、
前記サーマルヘッドに設けられ、前記サーマルヘッドの温度を計測する温度センサと、
前記サーマルヘッドの温度及び前記サーマルヘッドの累積発熱時間に基づいて、前記サーマルヘッドにパルス信号を供給するパルス供給時間を決定することにより、前記複数の発熱素子からの発熱量を制御する制御部と
を具備するサーマルプリンタ。 - 前記制御部は、前記累積発熱時間が所定の閾値以上のとき、前記サーマルヘッドの温度に基づいて決定される時間よりも短い時間に前記パルス供給時間を調整する、請求項1に記載のサーマルプリンタ。
- 前記サーマルヘッドの温度と、前記パルス供給時間との関係を示すテーブルを記憶する記憶部をさらに備え、
前記制御部は、前記累積発熱時間が所定の閾値以上のとき、前記テーブルの参照先を前記サーマルヘッドの温度より高温側に調整する、
請求項2に記載のサーマルプリンタ。 - 前記制御部は、印字動作が行われていないとき、一定時間ごとに前記累積発熱時間を減算する、請求項1から請求項3のうちのいずれか1項に記載のサーマルプリンタ。
- 前記制御部は、前記複数の発熱素子のうちの印字に用いた発熱素子の割合を前記パルス供給時間に乗じた時間を、前記累積発熱時間に加算する、請求項1から請求項4のうちのいずれか1項に記載のサーマルプリンタ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020005276A JP7379179B2 (ja) | 2020-01-16 | 2020-01-16 | サーマルプリンタ |
US17/126,211 US11794487B2 (en) | 2020-01-16 | 2020-12-18 | Thermal printer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020005276A JP7379179B2 (ja) | 2020-01-16 | 2020-01-16 | サーマルプリンタ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021112831A true JP2021112831A (ja) | 2021-08-05 |
JP7379179B2 JP7379179B2 (ja) | 2023-11-14 |
Family
ID=76856720
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020005276A Active JP7379179B2 (ja) | 2020-01-16 | 2020-01-16 | サーマルプリンタ |
Country Status (2)
Country | Link |
---|---|
US (1) | US11794487B2 (ja) |
JP (1) | JP7379179B2 (ja) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07251519A (ja) * | 1994-03-15 | 1995-10-03 | Brother Ind Ltd | 印字装置 |
JP2005096377A (ja) * | 2003-09-26 | 2005-04-14 | Brother Ind Ltd | 印刷装置及び印刷方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2569898B2 (ja) * | 1990-05-28 | 1997-01-08 | 神鋼電機株式会社 | サーマルヘッドの通電制御方法 |
JP2001287333A (ja) * | 2000-04-07 | 2001-10-16 | Tohoku Ricoh Co Ltd | 感熱製版装置及び感熱製版印刷装置 |
JP5593351B2 (ja) * | 2012-07-02 | 2014-09-24 | 東芝テック株式会社 | レシート発行装置及びその制御プログラム |
-
2020
- 2020-01-16 JP JP2020005276A patent/JP7379179B2/ja active Active
- 2020-12-18 US US17/126,211 patent/US11794487B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07251519A (ja) * | 1994-03-15 | 1995-10-03 | Brother Ind Ltd | 印字装置 |
JP2005096377A (ja) * | 2003-09-26 | 2005-04-14 | Brother Ind Ltd | 印刷装置及び印刷方法 |
Also Published As
Publication number | Publication date |
---|---|
US20210221147A1 (en) | 2021-07-22 |
US11794487B2 (en) | 2023-10-24 |
JP7379179B2 (ja) | 2023-11-14 |
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