JPS63153800U - - Google Patents
Info
- Publication number
- JPS63153800U JPS63153800U JP4271687U JP4271687U JPS63153800U JP S63153800 U JPS63153800 U JP S63153800U JP 4271687 U JP4271687 U JP 4271687U JP 4271687 U JP4271687 U JP 4271687U JP S63153800 U JPS63153800 U JP S63153800U
- Authority
- JP
- Japan
- Prior art keywords
- step motor
- timepiece
- rotor
- drive
- supplying
- 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
- 230000005284 excitation Effects 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 240000000220 Panda oleosa Species 0.000 description 2
- 235000016496 Panda oleosa Nutrition 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
Landscapes
- Electromechanical Clocks (AREA)
- Control Of Stepping Motors (AREA)
Description
第１図は本実施例の回路構成を示す図、第２図
は第１図におけるモータ駆動回路３を詳細に示す
図、第３図は時計用２ロータ式ステツプモータ６
の構成を示すもので同図ａは正面図で、同図ｂは
同図ａにおけるＡ―Ａ線断面展開図、第４図は上
記実施例における制御信号φ１，φ２，φ３，φ
′１，φ′２とステツプモータの駆動パルスの関
係を示すタイムチヤート、第５図は他の実施例に
おける制御信号φ１，φ２，φ３，φ′１，φ′
２とステツプモータの駆動パルスの関係を示すタ
イムチヤートである。
２……時計ロジツク部、３……モータ駆動回路
、４……ボルテージダブラ、５……平滑用コンデ
ンサ、６……時計用２ロータ式ステツプモータ、
７……鉄心、８……コイルブロツク、９……運針
用モータ部、１０……ステータ、１１……カレン
ダ駆動用モータ部、１２……ステータ、１３……
ビス、１４……カナ、１５……中間車、１６……
四番車（秒車）、１７……三番車、１８……カナ
、１９……中間車（曜回し中間車）、２０……日
車（曜車）、６ａ……励磁コイル、６ｂ……運針
用ロータ、６ｃ……カレンダ駆動用ロータ、ＤＡ
……電圧切替回路、ＤＢ……電圧切替回路、ＩＮ
１，ＩＮ２，ＩＮ３，ＩＮ４，ＩＮ５……ＣＭＯ
Ｓインバータ、Ｍａ１，Ｍａ２，Ｍｂ１，Ｍｂ２
……ＦＥＴスイツチ。
FIG. 1 is a diagram showing the circuit configuration of this embodiment, FIG. 2 is a diagram showing details of the motor drive circuit 3 in FIG. 1, and FIG. 3 is a diagram showing the two-rotor step motor 6 for a watch.
Figure a is a front view, Figure b is a developed cross-sectional view taken along line A--A in Figure A, and Figure 4 shows the control signals φ 1 , φ 2 , φ 3 , φ in the above embodiment.
' 1 , φ'2 and a time chart showing the relationship between the drive pulse of the step motor, and FIG. 5 shows the control signals φ1 , φ2 , φ3 , φ'1 , φ' in another embodiment.
2 is a time chart showing the relationship between the drive pulse of the step motor and the drive pulse of the step motor. 2...Watch logic section, 3...Motor drive circuit, 4...Voltage doubler, 5...Smoothing capacitor, 6...Two-rotor step motor for watch,
7...Iron core, 8...Coil block, 9...Motor section for hand movement, 10...Stator, 11...Motor section for calendar drive, 12...Stator, 13...
Screw, 14...Kana, 15...Intermediate car, 16...
Fourth wheel (seconds wheel), 17...Third wheel, 18...Kana, 19...Intermediate wheel (day wheel), 20...Date wheel (day wheel), 6a...Excitation coil, 6b... ...Rotor for hand movement, 6c...Rotor for calendar drive, DA
...Voltage switching circuit, DB...Voltage switching circuit, IN
1 , IN 2 , IN 3 , IN 4 , IN 5 ...CMO
S inverter, Ma 1 , Ma 2 , Mb 1 , Mb 2
...FET switch.
Claims (1)
るステータと該ロータよりも静止トルクの大きい
第２の運針用永久磁石形ロータが組込まれている
ステータとを、１つの共通励磁コイルブロツクへ
、磁気回路的に並列接続してなる時計用ステツプ
モータの駆動装置において、 上記第１の運針用ロータのみを回転する励磁電
流を供給できる電圧の駆動パルスを上記時計用ス
テツプモータに一定周期で供給する第一駆動手段
と、 上記の双方のロータを回転するに足る励磁電流
を供給できる電圧の駆動パルスを、所定の時刻に
、第一駆動手段からの駆動パルスに代えて、上記
時計用ステツプモータに供給する第二駆動手段と
を備えることを特徴とする時計用ステツプモータ
の駆動装置。[Claims for Utility Model Registration] A stator in which a first permanent magnet rotor for hand movement is incorporated, and a stator in which a second permanent magnet rotor for hand movement having a static torque larger than that of the rotor is incorporated, In a drive device for a timepiece step motor connected in parallel in a magnetic circuit to one common excitation coil block, a drive pulse of a voltage capable of supplying an excitation current to rotate only the first hand operation rotor is applied to the timepiece. The first driving means supplies the step motor at a constant cycle, and a driving pulse of a voltage capable of supplying an excitation current sufficient to rotate both rotors is replaced at a predetermined time with a driving pulse from the first driving means. A drive device for a step motor for a timepiece, comprising: a second drive means for supplying power to the step motor for a timepiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4271687U JPS63153800U (en) | 1987-03-25 | 1987-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4271687U JPS63153800U (en) | 1987-03-25 | 1987-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63153800U true JPS63153800U (en) | 1988-10-07 |
Family
ID=30858893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4271687U Pending JPS63153800U (en) | 1987-03-25 | 1987-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63153800U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015108627A (en) * | 2014-12-17 | 2015-06-11 | カシオ計算機株式会社 | Electronic clock |
-
1987
- 1987-03-25 JP JP4271687U patent/JPS63153800U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015108627A (en) * | 2014-12-17 | 2015-06-11 | カシオ計算機株式会社 | Electronic clock |
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