JPS61129165U - - Google Patents
Info
- Publication number
- JPS61129165U JPS61129165U JP1985012178U JP1217885U JPS61129165U JP S61129165 U JPS61129165 U JP S61129165U JP 1985012178 U JP1985012178 U JP 1985012178U JP 1217885 U JP1217885 U JP 1217885U JP S61129165 U JPS61129165 U JP S61129165U
- Authority
- JP
- Japan
- Prior art keywords
- acceleration
- output
- reference signal
- amount
- gravitational acceleration
- 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
- 230000001133 acceleration Effects 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims 5
- 238000010586 diagram Methods 0.000 description 5
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
Description
第１図は、本考案に係る重力加速度成分の打消
回路の一実施例の構成を示す回路図、第２図は、
サーボ型加速度変換器の概略構成を示す模式図、
第３図ａおよびｂは、それぞれ加速度検出信号中
に重力加速度成分が重畳した状態を示す加速度変
換器の出力特性図、第４図および第５図は、それ
ぞれ重力加速度成分を打消すための参考回路図で
ある。
１……ケース、２……重錘、３……弾性支持体
、４……磁石、５……コイル、６……コンデンサ
、７……サーボ増幅器、１１……第１の基準信号
発生回路、１２……第２の基準信号発生回路、１
３……第３の基準信号発生手段、１４……信号選
択手段、１５……表示部、１６……打消信号修正
部、１７……加算回路、１８……ポテンシヨメー
タ、Ｓ１……第１の基準信号、Ｓ２……第２の基
準信号、Ｓ３……第３の基準信号、Ｓ４……打消
信号、Ａ２〜Ａ３……オペアンプ、ＺＤ……ツエ
ナーダイオード、Ｒ１２〜Ｒ２８……抵抗、ＳＷ
１〜ＳＷ３……スイツチ、ＬＥＤ１，ＬＥＤ２…
…発光ダイオード。
FIG. 1 is a circuit diagram showing the configuration of an embodiment of the gravitational acceleration component cancellation circuit according to the present invention, and FIG.
A schematic diagram showing the schematic configuration of a servo type acceleration converter,
Figures 3a and 3b are output characteristic diagrams of the acceleration converter showing the state in which the gravitational acceleration component is superimposed on the acceleration detection signal, and Figures 4 and 5 are reference diagrams for canceling the gravitational acceleration component, respectively. It is a circuit diagram. DESCRIPTION OF SYMBOLS 1... Case, 2... Weight, 3... Elastic support, 4... Magnet, 5... Coil, 6... Capacitor, 7... Servo amplifier, 11... First reference signal generation circuit, 12...Second reference signal generation circuit, 1
3...Third reference signal generating means, 14...Signal selection means, 15...Display section, 16...Cancellation signal modification section, 17...Addition circuit, 18...Potentiometer, S1...First reference signal, S2... second reference signal, S3... third reference signal, S4... cancellation signal, A2-A3... operational amplifier, ZD... zener diode, R12-R28... resistor, SW
1~SW3...Switch, LED1, LED2...
...Light emitting diode.
Claims (1)
と、弾性支持手段と、この弾性支持手段により前
記本体部に弾性的に支持される重錘とからなる振
動系を有し、この振動系が加速度を受けて前記重
錘が基準位置からずれたときのずれ量を電気的に
検出することによつて該加速度を検出する加速度
変換器の出力に含まれる重力加速度成分の打消回
路において、前記加速度変換器が重力加速度のみ
を受感軸の順方向に受けたときに出力する電気量
に匹敵する第１の基準信号を発生する第１の基準
信号発生手段と、前記加速度変換器が重力加速度
のみを受感軸の逆方向に受けたときに出力する電
気量に匹敵する第２の基準信号を発生する第２の
基準信号発生手段と、前記加速度変換器が重力加
速度を受感軸に直交する方向に受けたときに出力
する電気量に匹敵する第３の基準信号を発生せる
第３の基準信号発生手段と、前記重力加速度方向
に対する前記加速度変換器の設置方向に応じ切換
えられ前記第１、第２および第３の基準信号のい
ずれかを選択し打消信号を出力する信号選択手段
と、前記加速度変換器から出力される電気量と前
記信号選択手段から出力される前記打消信号とを
演算し重力加速度成分を打消した電気量を出力す
る信号演算手段とを具備したことを特徴とする加
速度変換器の出力に含まれる重力加速度成分の打
消回路。 The vibration system includes a main body that is installed on the object to be measured and moves integrally, an elastic support means, and a weight that is elastically supported on the main body by the elastic support means. In a circuit for canceling a gravitational acceleration component included in an output of an acceleration converter that detects acceleration by electrically detecting a deviation amount when the weight shifts from a reference position in response to acceleration, a first reference signal generating means for generating a first reference signal comparable to an amount of electricity output when the converter receives only gravitational acceleration in the forward direction of the sensitive axis; second reference signal generating means for generating a second reference signal comparable to the amount of electricity that is output when the gravitational acceleration is received in a direction opposite to the sensitive axis; and the acceleration converter converts gravitational acceleration perpendicular to the sensitive axis. a third reference signal generating means for generating a third reference signal comparable to the amount of electricity output when received in the direction; and the first, a signal selection means for selecting one of the second and third reference signals and outputting a cancellation signal; and calculating an amount of electricity output from the acceleration converter and the cancellation signal output from the signal selection means. 1. A circuit for canceling a gravitational acceleration component included in an output of an acceleration converter, comprising signal calculation means for outputting an amount of electricity that cancels a gravitational acceleration component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985012178U JPH0236124Y2 (en) | 1985-02-01 | 1985-02-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985012178U JPH0236124Y2 (en) | 1985-02-01 | 1985-02-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61129165U true JPS61129165U (en) | 1986-08-13 |
| JPH0236124Y2 JPH0236124Y2 (en) | 1990-10-02 |
Family
ID=30494993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985012178U Expired JPH0236124Y2 (en) | 1985-02-01 | 1985-02-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0236124Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63295967A (en) * | 1987-05-28 | 1988-12-02 | Rion Co Ltd | Physical quantity detector |
| JP2011012995A (en) * | 2009-06-30 | 2011-01-20 | Mitsutoyo Corp | Servo-type vibration detector |
| JP2014527637A (en) * | 2011-08-29 | 2014-10-16 | ロベルト・ボッシュ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツングＲｏｂｅｒｔ Ｂｏｓｃｈ Ｇｍｂｈ | Readout circuit for self-balancing capacitor bridge |
-
1985
- 1985-02-01 JP JP1985012178U patent/JPH0236124Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63295967A (en) * | 1987-05-28 | 1988-12-02 | Rion Co Ltd | Physical quantity detector |
| JP2011012995A (en) * | 2009-06-30 | 2011-01-20 | Mitsutoyo Corp | Servo-type vibration detector |
| JP2014527637A (en) * | 2011-08-29 | 2014-10-16 | ロベルト・ボッシュ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツングＲｏｂｅｒｔ Ｂｏｓｃｈ Ｇｍｂｈ | Readout circuit for self-balancing capacitor bridge |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0236124Y2 (en) | 1990-10-02 |
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