JPH0719901A - Pulse detector - Google Patents
Pulse detectorInfo
- Publication number
- JPH0719901A JPH0719901A JP16722093A JP16722093A JPH0719901A JP H0719901 A JPH0719901 A JP H0719901A JP 16722093 A JP16722093 A JP 16722093A JP 16722093 A JP16722093 A JP 16722093A JP H0719901 A JPH0719901 A JP H0719901A
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- pulse detector
- slit
- slit plate
- detector
- 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
Landscapes
- Optical Transform (AREA)
Abstract
(57)【要約】
【目的】発信部と受信部の間をスリット板が通過するこ
とによりパルスを出力するパルス検出器を提供する。
【構成】２枚の櫛形状のスリット板１ａ，１ｂに位置関
係が調整できるように長穴を設けて、ボルト４によりリ
ニアモータ３の可動子に固着し、スリット板１ａ，１ｂ
の総和の山部と谷部の寸法比を任意に設定し、その結果
パルス検出器２の出力パルスのデューティ比を任意に設
定できる構成。
(57) [Abstract] [Purpose] To provide a pulse detector which outputs a pulse when a slit plate passes between a transmitter and a receiver. [Structure] Two slit-shaped slit plates 1a, 1b are provided with elongated holes so that the positional relationship can be adjusted, and they are fixed to a mover of a linear motor 3 by bolts 4, and the slit plates 1a, 1b are fixed.
A configuration in which the dimensional ratio of the peak portion and the valley portion of the sum of the above can be arbitrarily set, and as a result, the duty ratio of the output pulse of the pulse detector 2 can be arbitrarily set.
Description
【０００１】[0001]
【産業上の利用分野】この発明は、パルス検出器の発信
部と受信部の間、たとえば高周波発振回路と受側回路の
間、またはホトインタラプタの発光部と受光部の間をス
リット板が通過することによりパルスを出力するパルス
検出器に関する。BACKGROUND OF THE INVENTION The present invention relates to a slit plate which passes between a transmitter and a receiver of a pulse detector, for example, between a high frequency oscillator and a receiver, or between a light emitter and a light receiver of a photointerrupter. The present invention relates to a pulse detector that outputs a pulse by doing.
【０００２】[0002]
【従来の技術】この発明の従来例を図４に示す。図４に
おいて、櫛形状のスリット板１がリニアモータ３の可動
子に固着され、パルス検出器２の発信部と受信部の間を
リニアモータ３の可動子の移動に伴って通過する構成に
なっており、櫛形状のスリット板１の山部がパルス検出
器２の発信部と受信部の間にある時は、パルス検出器２
の発信部と受信部の間を遮蔽する機能をし、また櫛形状
のスリット板１の谷部がパルス検出器２の発信部と受信
部の間にある時は、パルス検出器２の発信部の信号が受
信部へ伝達されるので、パルス検出器２の出力パルスが
オン・オフする。この時、櫛形状のスリット板１の山部
の寸法と谷部の寸法の比と、前記スリット板が通過する
ことでパルスを出力するパルス検出器２の出力パルスの
デューティ比（オン・オフ比）はパルス検出器２のパル
ス検出方法により異なっている。2. Description of the Related Art FIG. 4 shows a conventional example of the present invention. In FIG. 4, the comb-shaped slit plate 1 is fixed to the mover of the linear motor 3 and passes between the transmitter and the receiver of the pulse detector 2 as the mover of the linear motor 3 moves. Therefore, when the peak portion of the comb-shaped slit plate 1 is located between the transmitting portion and the receiving portion of the pulse detector 2, the pulse detector 2
Of the pulse detector 2 when the valley of the comb-shaped slit plate 1 is between the transmitter and the receiver of the pulse detector 2. Is transmitted to the receiving unit, the output pulse of the pulse detector 2 is turned on / off. At this time, the duty ratio (on / off ratio) of the output pulse of the pulse detector 2 that outputs a pulse when the slit plate passes by the ratio of the size of the crests and the size of the valleys of the comb-shaped slit plate 1 ) Differs depending on the pulse detection method of the pulse detector 2.
【０００３】従って、パルス検出器２の出力パルスのデ
ューティ比をたとえば１：１にするには、櫛形状のスリ
ット板１の山部の寸法と谷部の寸法の比を、前もって実
験的に確認し、それぞれのパルス検出方法に固有の櫛形
状のスリット板１の山部の寸法と谷部の寸法の比を有す
るスリット板を使用している。Therefore, in order to set the duty ratio of the output pulse of the pulse detector 2 to, for example, 1: 1, the ratio of the size of the peaks and the size of the valleys of the comb-shaped slit plate 1 is experimentally confirmed in advance. However, a slit plate having a ratio of the size of the peaks and the size of the valleys of the comb-shaped slit plate 1 peculiar to each pulse detection method is used.
【０００４】[0004]
【発明が解決しようとする課題】従来のパルス検出器の
櫛形状のスリット板では、パルス検出器の出力パルスの
デューティ比をたとえば１：１にするには、パルス検出
方法により固有の山部の寸法と谷部の寸法の比を持つ櫛
形状のスリット板を必要とする。この発明は、パルス検
出方法の異なるパルス検出器に対し、共通に使用できる
スリット板を有するパルス検出器を提供することを課題
とする。With the conventional comb-shaped slit plate of the pulse detector, in order to set the duty ratio of the output pulse of the pulse detector to, for example, 1: 1, a peculiar peak portion is formed by the pulse detection method. It requires a comb-shaped slit plate with a ratio of the dimensions to the dimensions of the valleys. An object of the present invention is to provide a pulse detector having a slit plate that can be commonly used for pulse detectors having different pulse detection methods.
【０００５】[0005]
【課題を解決するための手段】前記課題を解決するため
に、この発明では、発信部と受信部の間をスリット板が
通過することによりパルスを出力するパルス検出器にお
いて、前記スリット板を２枚重ね、前記２枚のスリット
板の位置関係を調整可能とし、パルス検出器の出力のデ
ューティ比を任意に調整できる手段を備えたものであ
る。In order to solve the above-mentioned problems, according to the present invention, in a pulse detector which outputs a pulse when a slit plate passes between a transmitter and a receiver, the slit plate is divided into two parts. A means for adjusting the positional relationship between the two slit plates and for adjusting the duty ratio of the output of the pulse detector is provided.
【０００６】[0006]
【作用】この発明によれば、パルス検出方法の異なるパ
ルス検出器に対し、スリット板を交換することなく、た
とえば櫛形状のスリット板の２枚の位置関係を調整する
ことにより、総和の山部の寸法と谷部の寸法の比を任意
に設定することができ、その結果、スリット板が通過す
るすることでパルスを出力するパルス検出器の出力パル
スのデューティ比を任意に設定することができる。According to the present invention, for a pulse detector having a different pulse detection method, the positional relationship between two comb-shaped slit plates is adjusted without exchanging the slit plates. It is possible to arbitrarily set the ratio of the dimension of the pulse and the dimension of the valley, and as a result, the duty ratio of the output pulse of the pulse detector that outputs the pulse when the slit plate passes can be arbitrarily set. .
【０００７】[0007]
【実施例】図１に、この発明の第１の実施例を示す。図
１において、図４と同一機能を有するものには同一符号
を付して説明を省略し、以下、異なる部分を中心に説明
する。すなわち、この第１の実施例では、２枚の櫛形状
のスリット板１ａ，１ｂを図２に示すように位置関係が
調整できるように長穴を設けて、ボルト４によりリニア
モータ３の可動子に固着し、総和の山部の寸法と谷部の
寸法の比を任意に設定できるようにしている。1 shows a first embodiment of the present invention. In FIG. 1, those having the same functions as those in FIG. 4 are designated by the same reference numerals, and the description thereof will be omitted. Hereinafter, different parts will be mainly described. That is, in this first embodiment, two comb-shaped slit plates 1a and 1b are provided with elongated holes so that the positional relationship can be adjusted as shown in FIG. The size of the sum of the peaks and the size of the valleys can be arbitrarily set.
【０００８】図３にこの発明の第２の実施例を示す。図
３では、２枚の窓状のスリット板１ｃ，１ｄを図２と同
様な方法で、リニアモータ３の可動子に固着し、総和の
開口部と遮蔽部の寸法の比を任意に設定できるようにし
ている。この時、パルス検出器２の発信部と受信部の間
にスリット板１ｃ，１ｄの総和の開口部がある時は発信
部の信号が受信部に伝達され、遮蔽部がある時は信号が
遮蔽される。FIG. 3 shows a second embodiment of the present invention. In FIG. 3, two window-shaped slit plates 1c and 1d are fixed to the mover of the linear motor 3 in the same manner as in FIG. 2, and the ratio of the size of the total opening and the size of the shield can be set arbitrarily. I am trying. At this time, when there is a total opening of the slit plates 1c and 1d between the transmitter and the receiver of the pulse detector 2, the signal of the transmitter is transmitted to the receiver, and when there is the shield, the signal is shielded. To be done.
【０００９】なお、これらの実施例ではパルス検出器は
１個しか図示していないが、２個設け二相のパルスを出
力する構成においても、上記第１の実施例と同様に、目
的とする効果は同じである。また、スリット板を回転体
に固着してパルス検出器を構成する場合には、２枚のス
リット板を円盤状にした場合にも、その位置関係を調整
すれば、上記第１の実施例と同様に、目的とする効果は
同じである。Although only one pulse detector is shown in these embodiments, a configuration in which two pulse detectors are provided and two-phase pulses are output has the same purpose as in the first embodiment. The effect is the same. Further, in the case where the slit plate is fixed to the rotating body to form the pulse detector, even when the two slit plates are disc-shaped, the positional relationship can be adjusted to be the same as the first embodiment. Similarly, the desired effect is the same.
【００１０】[0010]
【発明の効果】この発明によれば、パルス検出方法の異
なるパルス検出器に対し、スリット板を交換することな
く、たとえば櫛形状のスリット板の２枚の位置関係を調
整することにより、総和の山部の寸法と谷部の寸法の比
を任意に設定することができ、その結果、スリット板が
通過するすることでパルスを出力するパルス検出器の出
力パルスのデューティ比を任意に設定することができ、
スリット板の共通化が図れ、パルス検出器の出力パルス
のデューティ比の調整も容易である。According to the present invention, for pulse detectors with different pulse detection methods, the positional relationship between two slit-shaped comb plates, for example, can be adjusted without replacing the slit plates, so that the total sum can be calculated. The ratio of the size of the peaks to the size of the valleys can be set arbitrarily, and as a result, the duty ratio of the output pulse of the pulse detector that outputs the pulse when the slit plate passes can be set arbitrarily. Can
The slit plate can be shared, and the duty ratio of the output pulse of the pulse detector can be easily adjusted.
【図１】この発明の第１の実施例を示す平面図。FIG. 1 is a plan view showing a first embodiment of the present invention.
【図２】図１のスリット板の斜視図。FIG. 2 is a perspective view of the slit plate of FIG.
【図３】この発明の第２の実施例を示す平面図。FIG. 3 is a plan view showing a second embodiment of the present invention.
【図４】従来例を示す平面図。FIG. 4 is a plan view showing a conventional example.
【符号の説明】 １ …… スリット板 １ａ，１ｂ …… スリット板 １ｃ，１ｄ …… スリット板 ２ …… パルス検出器 ３ …… リニアモータ ４ …… ボルト[Explanation of symbols] 1 ... Slit plate 1a, 1b ... Slit plate 1c, 1d ... Slit plate 2 ... Pulse detector 3 ... Linear motor 4 ... Bolt
Claims (2)
ることによりパルスを出力するパルス検出器において、
櫛形状のスリットを有する前記スリット板を２枚重ね、
前記２枚のスリット板の位置関係が調整可能であること
を特徴とするパルス検出器。1. A pulse detector which outputs a pulse when a slit plate passes between a transmitter and a receiver,
Two slit plates having comb-shaped slits are stacked,
A pulse detector, wherein the positional relationship between the two slit plates is adjustable.
ることによりパルスを出力するパルス検出器において、
窓状のスリットを有する前記スリット板を２枚重ね、前
記２枚のスリット板の位置関係が調整可能であることを
特徴とするパルス検出器。2. A pulse detector which outputs a pulse when a slit plate passes between a transmitter and a receiver,
A pulse detector characterized in that two slit plates having window-shaped slits are overlapped with each other, and a positional relationship between the two slit plates can be adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16722093A JPH0719901A (en) | 1993-07-07 | 1993-07-07 | Pulse detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16722093A JPH0719901A (en) | 1993-07-07 | 1993-07-07 | Pulse detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0719901A true JPH0719901A (en) | 1995-01-20 |
Family
ID=15845671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16722093A Pending JPH0719901A (en) | 1993-07-07 | 1993-07-07 | Pulse detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0719901A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09257412A (en) * | 1996-03-22 | 1997-10-03 | Canon Inc | Positioning device and method |
| US5874622A (en) * | 1996-12-09 | 1999-02-23 | Basf Aktiengesellschaft | Hydrogenation of an aromatic compound in the presence of a supported catalyst |
| US5902916A (en) * | 1996-04-26 | 1999-05-11 | Basf Aktiengesellschaft | Process for reacting an organic compound in the presence of a ruthenium catalyst formed in situ |
| US7355084B2 (en) | 2001-06-11 | 2008-04-08 | Basf Aktiengesellschaft | Method for hydrogenating organic compounds by means of Ru/SiO2 catalysts |
-
1993
- 1993-07-07 JP JP16722093A patent/JPH0719901A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09257412A (en) * | 1996-03-22 | 1997-10-03 | Canon Inc | Positioning device and method |
| US5902916A (en) * | 1996-04-26 | 1999-05-11 | Basf Aktiengesellschaft | Process for reacting an organic compound in the presence of a ruthenium catalyst formed in situ |
| US5874622A (en) * | 1996-12-09 | 1999-02-23 | Basf Aktiengesellschaft | Hydrogenation of an aromatic compound in the presence of a supported catalyst |
| US7355084B2 (en) | 2001-06-11 | 2008-04-08 | Basf Aktiengesellschaft | Method for hydrogenating organic compounds by means of Ru/SiO2 catalysts |
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