JPS6446U - - Google Patents
Info
- Publication number
- JPS6446U JPS6446U JP9519287U JP9519287U JPS6446U JP S6446 U JPS6446 U JP S6446U JP 9519287 U JP9519287 U JP 9519287U JP 9519287 U JP9519287 U JP 9519287U JP S6446 U JPS6446 U JP S6446U
- Authority
- JP
- Japan
- Prior art keywords
- displacement
- amount
- indenter
- current
- displacement amount
- 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
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 238000005259 measurement Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 2
Landscapes
- Testing Or Calibration Of Command Recording Devices (AREA)
Description
第１図は、本考案の校正機構が組込まれた硬度
計の断面図、第２図は、電磁コイル３に流れる電
流量と無負荷時の圧子の変位量（予測変位量）と
の関係を示すグラフ、第３図は動作をあらわすフ
ローチヤートである。
１……荷重装置、５……変位検出器、６……圧
子、７……試験体、１２……計測制御装置、１３
……記録装置。
Fig. 1 is a cross-sectional view of a hardness meter incorporating the calibration mechanism of the present invention, and Fig. 2 shows the relationship between the amount of current flowing through the electromagnetic coil 3 and the amount of displacement of the indenter under no load (predicted displacement amount). The graph shown in FIG. 3 is a flowchart showing the operation. DESCRIPTION OF SYMBOLS 1... Loading device, 5... Displacement detector, 6... Indenter, 7... Test object, 12... Measurement control device, 13
...Recording device.
Claims (1)
段と、該可変形負荷手段によつて被試験体表面に
押し付けられる圧子と、該圧子の変位量を検出す
る圧子変位量検出手段とを有する硬度計の変位校
正機構であつて、電流量により前記圧子変位量を
制御する手段と、該電流量に対応して定まる圧子
の予測変位量を演算する手段と、得られた予測変
位量と前記検出手段による変位測定値を比較、表
示する手段を備えてなることを特徴とする硬度計
の変位校正機構。 A hardness tester comprising a variable load means capable of applying a load arbitrarily, an indenter pressed against the surface of a test object by the variable load means, and an indenter displacement amount detection means for detecting the amount of displacement of the indenter. A displacement calibration mechanism comprising means for controlling the displacement amount of the indenter based on the amount of current, means for calculating a predicted displacement amount of the indenter determined in accordance with the amount of current, and the obtained predicted displacement amount and the detection means. A displacement calibration mechanism for a hardness tester, characterized by comprising means for comparing and displaying displacement measurement values.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9519287U JPH0617064Y2 (en) | 1987-06-19 | 1987-06-19 | Displacement calibration mechanism of hardness tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9519287U JPH0617064Y2 (en) | 1987-06-19 | 1987-06-19 | Displacement calibration mechanism of hardness tester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6446U true JPS6446U (en) | 1989-01-05 |
| JPH0617064Y2 JPH0617064Y2 (en) | 1994-05-02 |
Family
ID=30959466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9519287U Expired - Lifetime JPH0617064Y2 (en) | 1987-06-19 | 1987-06-19 | Displacement calibration mechanism of hardness tester |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0617064Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09145425A (en) * | 1995-11-29 | 1997-06-06 | Kikusui Seisakusho:Kk | Molding data measuring device |
-
1987
- 1987-06-19 JP JP9519287U patent/JPH0617064Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09145425A (en) * | 1995-11-29 | 1997-06-06 | Kikusui Seisakusho:Kk | Molding data measuring device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0617064Y2 (en) | 1994-05-02 |
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