JPH03110355U - - Google Patents
Info
- Publication number
- JPH03110355U JPH03110355U JP2034390U JP2034390U JPH03110355U JP H03110355 U JPH03110355 U JP H03110355U JP 2034390 U JP2034390 U JP 2034390U JP 2034390 U JP2034390 U JP 2034390U JP H03110355 U JPH03110355 U JP H03110355U
- Authority
- JP
- Japan
- Prior art keywords
- grips
- pair
- memory alloy
- shape memory
- cycle fatigue
- 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
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 4
- 238000009673 low cycle fatigue testing Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Description
第１図は本考案低サイクル疲労試験装置の一実
施例の模式図、第２図は同上における形状記憶合
金製グリツプの形状変化例の説明図、第３図は形
状記憶合金の温度に伴う物性変化を示す説明図で
ある。第４図は従来の低サイクル疲労試験装置の
模式図である。
１……試験片、２ａ，２ｂ……形状記憶合金製
グリツプ、２ｃ……グリツプ、３……装置枠、４
……ヒーター、５……熱電対、６……ロードセル
、７……変位計、８……波形発振器、９……マイ
クロコンピユーター、１０……温度調節器、１１
……負荷加振器、１２……油圧源。
Figure 1 is a schematic diagram of one embodiment of the low-cycle fatigue testing device of the present invention, Figure 2 is an explanatory diagram of an example of shape change of the grip made of shape memory alloy in the above, and Figure 3 is physical properties of shape memory alloy as a function of temperature. It is an explanatory diagram showing a change. FIG. 4 is a schematic diagram of a conventional low cycle fatigue test device. 1... Test piece, 2a, 2b... Shape memory alloy grip, 2c... Grip, 3... Device frame, 4
... Heater, 5 ... Thermocouple, 6 ... Load cell, 7 ... Displacement meter, 8 ... Waveform oscillator, 9 ... Microcomputer, 10 ... Temperature controller, 11
...Load exciter, 12...Hydraulic power source.
Claims (1)
の両端を挾持するとともに他端がそれぞれ装置枠
に固定された１対のグリツプと、上記各グリツプ
に巻装されるとともに温度調節器に接続されたヒ
ーターとを具えたことを特徴とする低サイクル疲
労試験装置。 A pair of grips made of a shape memory alloy, one end of which faces each other and which holds both ends of the test piece, and the other end of which is fixed to the device frame, respectively, and a pair of grips that are wrapped around each of the grips and connected to a temperature controller. A low cycle fatigue testing device characterized by comprising a heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2034390U JPH03110355U (en) | 1990-02-28 | 1990-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2034390U JPH03110355U (en) | 1990-02-28 | 1990-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03110355U true JPH03110355U (en) | 1991-11-12 |
Family
ID=31523435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2034390U Pending JPH03110355U (en) | 1990-02-28 | 1990-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03110355U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006064649A (en) * | 2004-08-30 | 2006-03-09 | National Institute For Materials Science | High-temperature fatigue test method capable of accurate temperature control and measurement using small-sized furnace |
-
1990
- 1990-02-28 JP JP2034390U patent/JPH03110355U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006064649A (en) * | 2004-08-30 | 2006-03-09 | National Institute For Materials Science | High-temperature fatigue test method capable of accurate temperature control and measurement using small-sized furnace |
| JP4524369B2 (en) * | 2004-08-30 | 2010-08-18 | 独立行政法人物質・材料研究機構 | High temperature fatigue test method |