JPS58120950U - Load testing machine - Google Patents
Load testing machineInfo
- Publication number
- JPS58120950U JPS58120950U JP1243382U JP1243382U JPS58120950U JP S58120950 U JPS58120950 U JP S58120950U JP 1243382 U JP1243382 U JP 1243382U JP 1243382 U JP1243382 U JP 1243382U JP S58120950 U JPS58120950 U JP S58120950U
- Authority
- JP
- Japan
- Prior art keywords
- servo signal
- testing machine
- load testing
- load
- operates
- 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
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例を示すブロック回路図、第２
図は荷重試験体の破断に伴うサーボ電流の変化を示す図
、第３図は第１図のスイッチ回路 一部の具体的な回路
図、第４図は第１図の微分回路部、増巾回路部およびス
イッチ駆動回路部の具体的な回路図である。
なお、図面番と用いられている符号において、１・・・
・・・サーボ増巾器、３・・・・・：荷重試験体、４・
・・・・・サーボバルブ、６・・・・・・スイッチ回路
部、７・・・・・・アクチェータ、８・・・・・・微分
回路ｍ、、 ９−−−−−−増１］回路部、１０・・・
・・・スイッチ駆動回路部である。Fig. 1 is a block circuit diagram showing one embodiment of the present invention;
The figure shows the change in servo current due to the breakage of the load test specimen, Figure 3 is a specific circuit diagram of a part of the switch circuit in Figure 1, and Figure 4 is the differential circuit section of Figure 1, and the enlarged width. FIG. 3 is a specific circuit diagram of a circuit section and a switch drive circuit section. In addition, in the drawing numbers and the codes used, 1...
... Servo amplifier, 3...: Load test specimen, 4.
... Servo valve, 6 ... Switch circuit section, 7 ... Actuator, 8 ... Differential circuit m, 9 ------- Addition 1] Circuit section, 10...
...This is a switch drive circuit section.
Claims (1)
ール機構を制御し、流、体圧を介して作動機構を動作さ
せて、荷重試験体に負荷４重を付与する荷重試験機にお
いて、前記サーボ信号の急変を検知する手段と、この検
知にもとづき前記サーボ信号を遮断する手段とを夫々具
備することを特徴とする荷重試験機。In a load testing machine that controls a fluid control mechanism using a servo signal from a servo signal generator and operates an actuating mechanism via flow and body pressure to apply a quadruple load to a load test object, sudden changes in the servo signal A load testing machine comprising: means for detecting the servo signal; and means for cutting off the servo signal based on the detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1243382U JPS6029717Y2 (en) | 1982-01-29 | 1982-01-29 | Load testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1243382U JPS6029717Y2 (en) | 1982-01-29 | 1982-01-29 | Load testing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58120950U true JPS58120950U (en) | 1983-08-17 |
| JPS6029717Y2 JPS6029717Y2 (en) | 1985-09-07 |
Family
ID=30024999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1243382U Expired JPS6029717Y2 (en) | 1982-01-29 | 1982-01-29 | Load testing machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6029717Y2 (en) |
-
1982
- 1982-01-29 JP JP1243382U patent/JPS6029717Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6029717Y2 (en) | 1985-09-07 |
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