JPH0316012U - - Google Patents
Info
- Publication number
- JPH0316012U JPH0316012U JP7689589U JP7689589U JPH0316012U JP H0316012 U JPH0316012 U JP H0316012U JP 7689589 U JP7689589 U JP 7689589U JP 7689589 U JP7689589 U JP 7689589U JP H0316012 U JPH0316012 U JP H0316012U
- Authority
- JP
- Japan
- Prior art keywords
- pair
- test piece
- rear end
- tip
- sides
- 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
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Description
第１図は伸び計の一実施例の平面図、第２図は
その正面図、第３図は先端レバーを湾曲した試験
片にセツトした状態を示す図、第４図は湾曲した
試験片および弧状試験片を示す斜視図である。
１Ｕ，１Ｌ……後端レバー、２Ｕ，２Ｌ……回
動支点、３……軸受部、４Ｕ，４Ｌ……板ばね、
８……差動トランス、５２，５３……挟着レバー
、５４……圧子、５５……開閉機構。
Figure 1 is a plan view of one embodiment of the extensometer, Figure 2 is its front view, Figure 3 is a diagram showing the tip lever set on a curved test piece, Figure 4 is a diagram showing the curved test piece and FIG. 3 is a perspective view showing an arc-shaped test piece. 1U, 1L... Rear end lever, 2U, 2L... Rotating fulcrum, 3... Bearing part, 4U, 4L... Leaf spring,
8... Differential transformer, 52, 53... Clamping lever, 54... Indenter, 55... Opening/closing mechanism.
Claims (1)
回動支点と、この上下の回動支点を中心としてそ
れぞれ回動する上下一対の後端レバー部と、上下
一対の後端レバー部の先端側にそれぞれ板ばねを
介して接続されるとともに、それぞれの先端側が
試験片の上下標点の両側面に挟圧保持される上下
一対の先端レバー部と、前記試験片の伸びに応じ
前記上下の先端レバー部を介して前記回動支点を
中心に開く上下の後端レバー部間の相対変位を検
出する検出器とを具備し、前記板ばねは試験片の
初期形状および／または試験片両側面の歪の差に
応じて捩り変形するようにしたことを特徴とする
伸び計。 A pair of upper and lower pivot points are provided at predetermined intervals in the direction of the load axis, a pair of upper and lower rear end levers rotate around the upper and lower pivot pivots, and a pair of upper and lower rear end lever sections is provided on the tip side of the rear end lever section of the pair of upper and lower ends. a pair of upper and lower tip levers that are connected via leaf springs and whose tip sides are held under pressure on both sides of the upper and lower gauge marks of the test piece; and a pair of upper and lower tip levers that correspond to the elongation of the test piece. and a detector for detecting relative displacement between the upper and lower rear end lever parts that open around the rotational fulcrum through the leaf spring, and the plate spring is configured to detect the initial shape of the test piece and/or the strain on both sides of the test piece. An extensometer characterized by being torsionally deformed according to the difference in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7689589U JPH0316012U (en) | 1989-06-29 | 1989-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7689589U JPH0316012U (en) | 1989-06-29 | 1989-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0316012U true JPH0316012U (en) | 1991-02-18 |
Family
ID=31618775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7689589U Pending JPH0316012U (en) | 1989-06-29 | 1989-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0316012U (en) |
-
1989
- 1989-06-29 JP JP7689589U patent/JPH0316012U/ja active Pending
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