JPS6293525A - Control device for electromagnetic clutch - Google Patents
Control device for electromagnetic clutchInfo
- Publication number
- JPS6293525A JPS6293525A JP60232550A JP23255085A JPS6293525A JP S6293525 A JPS6293525 A JP S6293525A JP 60232550 A JP60232550 A JP 60232550A JP 23255085 A JP23255085 A JP 23255085A JP S6293525 A JPS6293525 A JP S6293525A
- Authority
- JP
- Japan
- Prior art keywords
- electromagnetic clutch
- voltage
- transistor
- switching transistor
- control signal
- 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
Landscapes
- Paper Feeding For Electrophotography (AREA)
- Controlling Sheets Or Webs (AREA)
- Registering Or Overturning Sheets (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は立ち上がり時間のバラツキの少ない電磁クラッ
チの制御１装置に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a control device for an electromagnetic clutch with little variation in start-up time.
一般に複写Ｉｌｌ等の゛重子機器に、１夕いては電磁ク
ラッチがよく用いられる。例えば複写別に４５ける紙送
り機構は第３同に示されるように構成されている。用紙
トレイ１内に収納されている用紙はフィードローラ３に
よって図中矢印Ａ方向に搬送され、複写用ドラム５によ
ってこの用紙に転フブが（ｊわれる。レジローラ７番は
へ写出ドラム−Ｌの複写項と用紙の位ｒ１どを調整１１
べく、図示し４ｒい市（社クラッチ機構によりその回転
が１＋’ｌ ｆｌｌｌされつつ用紙の搬送を行う。In general, electromagnetic clutches are often used in multiplex devices such as photocopiers. For example, the paper feed mechanism 45 for each copy is constructed as shown in 3rd page. The paper stored in the paper tray 1 is conveyed by the feed roller 3 in the direction of arrow A in the figure, and the copying drum 5 transfers the paper. Adjust copy item and paper position r1 etc.11
As shown in the figure, the paper is conveyed while its rotation is 1+'l full by the clutch mechanism.
〔発明が解決しようとり−る問題点］
しかしむがらかがる従来の紙送り機も゛へてはレジロー
ラ７を制御する゛電磁クラッチの立ち上がり１１．’ｉ
間のバラツキが人さくこの為レジ１−１−ラフ（こよる
用紙の位置合わけにもバラツキが牛じ複’ｉ Ｉｌｌド
ラム５の所定の位置に正確に用紙を（Ｑ置さＵることが
でき４工いという問題点があった１、この為特開昭６０
−４１０６０では電磁クラッチとパルスモータとを組み
合わせて用紙の搬送制御を行うことを捉゛案しているが
、この場合し二は構成部品が多数必要となり構成部品の
要Ｊ゛る空間も広く必要となり、更に価格も高価になる
という問題点があった。[Problems to be Solved by the Invention] However, the conventional paper feeder also suffers from the rise of the electromagnetic clutch that controls the registration roller 7. 'i
Because of the discrepancies between the registers 1-1-rough, there are also discrepancies in the position of the paper. There was a problem that it took 4 hours to make.
-41060 proposes to control paper conveyance by combining an electromagnetic clutch and a pulse motor, but in this case, a large number of components are required and a large space is required for the components. Therefore, there was a problem that the price was further increased.
本発明の目的はこのような問題点を解決すべく筒ｔｉな
構成Ｃ立ち上がり時間のバラツキの少ない？ｈ磁クラッ
チの制御装首を提供することにある。The purpose of the present invention is to solve such problems by creating a tube-tied configuration with less variation in rise time. H. To provide a control head for a magnetic clutch.
〔問題点を解決するための手段）
前述した問題点を解決する為に、本発明は電磁クラッチ
と、前記電磁クラッチに所定の定格電圧を供給する第１
の電１上供給手段と、前記電磁クラッチの立ノ５上げ時
に前記定格電圧以上の過励磁電圧を該電磁クラッチに供
給する第２の電圧供給手段とを具備することを特徴とす
る。[Means for Solving the Problems] In order to solve the above-mentioned problems, the present invention provides an electromagnetic clutch, and a first motor for supplying a predetermined rated voltage to the electromagnetic clutch.
and a second voltage supply means for supplying an overexcitation voltage higher than the rated voltage to the electromagnetic clutch when the electromagnetic clutch is raised.
電（妊クラッチを立ち上げるには第２の電圧供給手段か
ら定格以上の過励磁電圧をこの電磁クラッチに印加させ
て行い、電磁クラッチの通常駆動時には第１の電圧供給
手段から定格の電圧をこの電磁クラッチに印加させる。To start up the electromagnetic clutch, an overexcitation voltage higher than the rated voltage is applied to the electromagnetic clutch from the second voltage supply means, and when the electromagnetic clutch is normally driven, the rated voltage is applied from the first voltage supply means to this electromagnetic clutch. Apply it to the electromagnetic clutch.
而して゛電磁クラッチの立ち一トげ時には大きな電圧で
笥ら上けられるので、この電磁クラッチの立ち上げ１１
．′１間のバラツキが減少する。Therefore, when the electromagnetic clutch is turned on, a large voltage is applied, so when the electromagnetic clutch is turned on.
．． '1 is reduced.
（実施例）
以１；図面にＬｌづいて本発明の１実施例を詳細に説明
Ｊる。(Embodiment) Hereinafter, one embodiment of the present invention will be described in detail with reference to the drawings.
第１図は本実施例に係る電磁クラッチの制ｔＩＩ＋装置
の構成を示す回路図である。FIG. 1 is a circuit diagram showing the configuration of an electromagnetic clutch control tII+ device according to this embodiment.
図示しないレジローラの回転の断続を行う電磁クラッチ
１１はコネクタ１３及び逆流防止用のダイオード１５を
介して第１スイツヂングトランジスタ１７のコレクタに
接続される。前記電磁クラッチ１１の定格電圧は５ボル
トであり、前記第１スイツチングトランジスタ１７のエ
ミッタは５ボルトの電源１９と接続され、この第１スイ
ツヂングトランジスタ１７が導通すると電源１つから電
磁クラッチ１１に５ボルトの電圧が供給される。An electromagnetic clutch 11 that controls the rotation of registration rollers (not shown) is connected to the collector of a first switching transistor 17 via a connector 13 and a diode 15 for preventing backflow. The rated voltage of the electromagnetic clutch 11 is 5 volts, and the emitter of the first switching transistor 17 is connected to a 5 volt power source 19. When the first switching transistor 17 is conductive, a voltage is transferred from the power source to the electromagnetic clutch 11. A voltage of 5 volts is supplied.
又第１スイツチングトランジスタ］７に対して並列にな
るように第２スイツチングトランジスタ２１が接続され
る。この第２スイツチングトランジスタ２１のエミッタ
はヒユーズ２：３を介して２４ポル１〜の過励磁電源２
５と接続され、第２スイツヂングトランジスク２１が導
通すると過励磁電源２５から電磁クラッチ１１に２４ボ
ルトの電圧が供給される。Further, a second switching transistor 21 is connected in parallel to the first switching transistor]7. The emitter of this second switching transistor 21 is connected to the overexcitation power supply 2 of 24pol 1 through fuse 2:3.
5, and when the second switching transistor 21 becomes conductive, a voltage of 24 volts is supplied from the overexcitation power supply 25 to the electromagnetic clutch 11.
ダイオード１５は第２スイツチング１〜ランジスタ２１
が導通したとぎ、２４ボルトの過励磁電圧が第１スイツ
チング１〜ランジスタ１７に印加されるのを防止するも
のである。ヒユーズ２３はこの回路に故障等が発生し、
第２スイツヂング１〜ランジスタ２１の導通時間が所定
の時間よりも長くなった場合等には切れて電磁クラッチ
１１に過励磁電圧が長時間印加されるのを防止するもの
である。The diode 15 connects the second switching 1 to the transistor 21
This prevents an overexcitation voltage of 24 volts from being applied to the first switching element 1 to the transistor 17 when the transistor becomes conductive. Fuse 23 is caused by a failure in this circuit,
When the conduction time of the second switching 1 to the transistor 21 becomes longer than a predetermined time, the switch is disconnected to prevent overexcitation voltage from being applied to the electromagnetic clutch 11 for a long time.
中央処理装隨（ＣＰＵ）２７は第１スイツチングトラン
ジスタ１７及び第２スイツチングｉ・ランジスタ２１を
１ｇｉ続ざぜる為の第１制御信号Ｓ１及び第２制御信号
Ｓ２を生成する。第１制御信号Ｓ１はアンドゲート２９
．インバータ３１．抵抗３３を介して第１スイツチング
トランジスタ１７のベースに人力され、第２制御信号Ｓ
２はアンドゲート３５．インパーク３７．抵抗３つを介
して第２スイツチングトランジスタ２１のベースに人力
される。又第１制ｆｉｌ ｆｉ号８１がインバータ４１
を介してアンドゲート３５の他の入力端子に人力され、
第２制御信号Ｓ２はインバータ４３を介してアンドゲー
ト２９の他の入力端子に入力さ”れる。A central processing unit (CPU) 27 generates a first control signal S1 and a second control signal S2 for connecting the first switching transistor 17 and the second switching transistor 21 for 1 gi. The first control signal S1 is an AND gate 29
．． Inverter 31. A second control signal S is applied to the base of the first switching transistor 17 through a resistor 33.
2 is and gate 35. Impark 37. The power is applied to the base of the second switching transistor 21 via three resistors. Also, the first system fil fi number 81 is the inverter 41
is manually input to the other input terminal of the AND gate 35 through
The second control signal S2 is inputted to the other input terminal of the AND gate 29 via the inverter 43.
このインバータ４１．／１３及びアンドゲート２９゜３
５で構成される回路は故障等の原因で第１制御信号８１
及び第２制御信号Ｓ２が同時に１′となった場合に電磁
クラッチ１１に電圧が供給されるのを防ぐための回路で
ある。This inverter 41. /13 and and gate 29°3
5, the first control signal 81 may
This is a circuit for preventing voltage from being supplied to the electromagnetic clutch 11 when the second control signal S2 and the second control signal S2 become 1' at the same time.
次に動作について第２図に塁づいて説明づ′る。。Next, the operation will be explained based on FIG. .
第２図（ａ）、（ｂ）は第２制御信号Ｓ２及び第１制御
仁号Ｓ１の波形図であり、第２図（Ｃ）は電磁クララｆ
１１に印加される電圧の波形図、第２図（ｄ ） ｊ、
ｔ ｔノジローラの回転速度を表わす図である。FIGS. 2(a) and 2(b) are waveform diagrams of the second control signal S2 and the first control signal S1, and FIG. 2(C) is a waveform diagram of the electromagnetic clarifier f.
Waveform diagram of voltage applied to 11, FIG. 2(d) j,
t is a diagram showing the rotational speed of a nozzle roller.
時刻１゜においてＣＰＵ ２７に複写像形成の同期１３
弓Ｓ３が入力されると、一定日間経過した時刻ｔ１に、
１３いてＣＰ Ｕ ２７は第２制り１１イ３月Ｓ２を１
′とする。この第２制御信号８２はＴ１時間だり１′と
なる信号である（第２図（ａ））。Synchronization 13 of copy image formation on the CPU 27 at time 1°
When the bow S3 is input, at time t1 after a certain period of time has elapsed,
13 and CPU 27 is the second system 11i March S2 is 1
'. This second control signal 82 is a signal that becomes 1' at time T1 (FIG. 2(a)).
ＯＦ＋４．！Ｉ ｊ １から時ヘリＬ １−＋−Ｔ １
に、１３いては第２制ｔｉｌｌ信号Ｓ２は１′となり、
第１制御信ｆｆ１３１は０′であるのでアンドゲート２
９は閉じ、アンドゲート３５が問いて、第２スイツチン
グトランジスタ２１が導通し電磁クラッチ１１には２４
ボルトの電圧が過励磁電源２５）から供給される（第２
図（Ｃ））。而して電磁クラッチ１１がつながれること
によりレジ［］−シが回転を開始する（第２図（ｄ））
、。OF+4. ! From I j 1 to time helicopter L 1-+-T 1
At 13, the second control till signal S2 becomes 1',
Since the first control signal ff131 is 0', the AND gate 2
9 is closed, the AND gate 35 is asked, and the second switching transistor 21 is conductive, so that the electromagnetic clutch 11 has 24
Volt voltage is supplied from the overexcitation power supply 25) (second
Figure (C)). As the electromagnetic clutch 11 is connected, the cash register starts rotating (Fig. 2(d)).
,.
Ｉｋ’ｌ刻℃１→−１１から時刻ｔ２までの問は、ＣＰ
ＬＪ ２７は第１制御信号Ｓ１と第２制御信’Ｉ’ｒ
５２を１しに０′とづるので、アントゲ−１−２９，３
５の出力はＪξに０′となり第１及び第２スイッチング
ｌ−ランジスタ１７，２１は共に導通が断たれ、電磁ク
ラッチ１１には電圧が供給されない。この休止期間は第
２スイツチングトランジスタ２１をオフしたとき電磁ク
ラッチ１］のコイルによる逆起電力の発生を防止づ゛る
ためである。The question from Ik'l time ℃1→-11 to time t2 is CP
LJ 27 receives the first control signal S1 and the second control signal 'I'r.
Since 52 is written as 1 and 0', Antogame-1-29,3
5 becomes 0' at Jξ, the first and second switching l-transistors 17 and 21 are both disconnected, and no voltage is supplied to the electromagnetic clutch 11. This pause period is intended to prevent the generation of back electromotive force by the coil of the electromagnetic clutch 1 when the second switching transistor 21 is turned off.
１０刻ｔ２になるとＣＰ Ｕ ２７は第１制御信号Ｓ１
を１′とりる、このとき第２ ｑ、＋Ｉｎ ＋；β′Ｊ
８２は０′であるのて゛、アンドグー１・２０は間さ、
アントゲ−１へ３３５（よ閉し二、第１スイッチング１
−ランジスタ１７が導通し１、電（４１クラツｆ １
’ｊ ｌＪｉま電源１９から定格の艷）ポル１〜の′電
圧が印加される。。At the 10th minute t2, the CPU 27 outputs the first control signal S1.
Take 1', then the second q, +In +; β'J
Since 82 is 0', Andgoo 1 and 20 are between,
335 to anime game 1 (close 2, 1st switching 1
- The transistor 17 is conductive 1, and the voltage (41 crats f 1
A rated voltage of 1 to 1 is applied from the power supply 19. .
以後電磁クラッチ１１は定格゛電圧ぐ駆動され、レジ１
コーラは一定速度で回転する（第２図（ｄ））。Thereafter, the electromagnetic clutch 11 is driven at the rated voltage, and the register 1
The cola rotates at a constant speed (Figure 2(d)).
時刻ｔ３になるとＣＩ’ １１２７ ｉま第１及び第２
制御ＮＡＱＳ １ 、 Ｓ ２１Ｌｌ＝ ’ ０ ’
トｂ ｒ、ｔｘｌＧり５ツチ１１を切る１゜
尚酸１４等に」、り第１及び第２１＋制御仁８Ｓ］。At time t3, the first and second
Control NAQS 1, S 21Ll='0'
tbr, txlG 5 Tx 11 cut 1° Sho acid 14, etc., 1st and 21st + control 8S].
Ｓ２が技に１′とへるＪ：う４τことがあって（）、こ
の状態ではアンドゲート２９．３５の出力は共に０′と
なり第１及び第２スイ・ソチングトランジスタ１７．２
１がＪｔにオフどなるので電磁クラッチ１１に電圧が供
給されること【ま４Ｃい１゜而してこの電磁クラッチの
制御）ＩＩ装冒ｔこよれば電磁クラッチは定格’１ｔｌ
ｔよりかなり人さい電Ｊ’Ｅて゛立ち上げられるので立
ち上げ時間のバラツＡが減少される。In this state, the outputs of the AND gate 29.35 are both 0', and the first and second switching transistors 17.2
1 turns off to Jt, so voltage is supplied to the electromagnetic clutch 11.
Since it is possible to start up the electric power station J'E considerably more than t, the variation A in the start-up time is reduced.
尚上述した説明は複写□の紙送り機構に電磁クラッチを
用いた場合のものであったが、本発明はこれに限定され
るものではなくその他の電子鳴器に用いられる電磁クラ
ッチにも適用されることはいうまでもない。Although the above explanation is based on the case where an electromagnetic clutch is used in the paper feeding mechanism of the copy □, the present invention is not limited to this and can also be applied to electromagnetic clutches used in other electronic sounders. Needless to say.
以上詳細に説明したように本発明によれば簡単な構成で
立！う上げ時間のバラツギの少ない電磁クラッチの制御
装置を提供することができる。As explained above in detail, according to the present invention, it can be achieved with a simple configuration! It is possible to provide an electromagnetic clutch control device with less variation in lifting time.
第１図は電磁クラッチの制御装置の構成を示す回路図、
第２図（ａ）、（ｂ）は第２制御信号及び第１制御信号
の波形図であり、第２図（Ｃ）は電磁クラッチ１１に印
加される電圧の波形図、第２図（ｄ）はレジローラの回
転速度を表わす図、第３図は複写機の紙送り機構の概略
構成図である。
１１・・・電磁クラッチ、１７・・・第１スイツチング
トランジスタ、１つ・・・電源、２１・・・第２スイツ
チングトランジスタ、２５・・・過励磁電源、２７・・
・ＣＰ ＩＪ ｔｌ
出願人代理人 木 （・４ 高 久
匂 ０ （Ｊ
ｚゝ−ゝ−ゝ−〜Figure 1 is a circuit diagram showing the configuration of the electromagnetic clutch control device;
2(a) and 2(b) are waveform diagrams of the second control signal and the first control signal, FIG. 2(C) is a waveform diagram of the voltage applied to the electromagnetic clutch 11, and FIG. ) is a diagram showing the rotational speed of the registration roller, and FIG. 3 is a schematic diagram of the paper feeding mechanism of the copying machine. DESCRIPTION OF SYMBOLS 11... Electromagnetic clutch, 17... First switching transistor, one... Power supply, 21... Second switching transistor, 25... Overexcitation power supply, 27...
・CP IJ tl Applicant's agent Thu (・4 Hisao Taka 0 (J
｝－ゝ－ゝ－～
Claims (1)
圧供給手段と、 前記電磁クラッチの立ち上げ時に前記定格電圧以上の過
励磁電圧を該電磁クラッチに供給する第２の電圧供給手
段と を具備することを特徴とする電磁クラッチの制御装置。[Scope of Claims] An electromagnetic clutch; a first voltage supply means for supplying a predetermined rated voltage to the electromagnetic clutch; and supplying an overexcitation voltage equal to or higher than the rated voltage to the electromagnetic clutch when starting the electromagnetic clutch. 1. A control device for an electromagnetic clutch, comprising a second voltage supply means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60232550A JPS6293525A (en) | 1985-10-18 | 1985-10-18 | Control device for electromagnetic clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60232550A JPS6293525A (en) | 1985-10-18 | 1985-10-18 | Control device for electromagnetic clutch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6293525A true JPS6293525A (en) | 1987-04-30 |
| JPH0217735B2 JPH0217735B2 (en) | 1990-04-23 |
Family
ID=16941079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60232550A Granted JPS6293525A (en) | 1985-10-18 | 1985-10-18 | Control device for electromagnetic clutch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6293525A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5094333A (en) * | 1990-02-07 | 1992-03-10 | Mitsubishi Denki K.K. | Current control device for an automotive electromagnetic clutch |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60201125A (en) * | 1984-03-22 | 1985-10-11 | Hitachi Medical Corp | Control device of electromagnetic dc clutch |
-
1985
- 1985-10-18 JP JP60232550A patent/JPS6293525A/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60201125A (en) * | 1984-03-22 | 1985-10-11 | Hitachi Medical Corp | Control device of electromagnetic dc clutch |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5094333A (en) * | 1990-02-07 | 1992-03-10 | Mitsubishi Denki K.K. | Current control device for an automotive electromagnetic clutch |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0217735B2 (en) | 1990-04-23 |
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