JPH03104836U - - Google Patents
Info
- Publication number
- JPH03104836U JPH03104836U JP1052790U JP1052790U JPH03104836U JP H03104836 U JPH03104836 U JP H03104836U JP 1052790 U JP1052790 U JP 1052790U JP 1052790 U JP1052790 U JP 1052790U JP H03104836 U JPH03104836 U JP H03104836U
- Authority
- JP
- Japan
- Prior art keywords
- bolt
- signal electrode
- probe
- hole
- square
- 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
- 239000000523 sample Substances 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000005855 radiation Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 2
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Description
第１図は本考案の実施例のボルト締付状態を示
すボルト軸方向の断面図、第２図は本考案による
角穴付ボルトの角穴部分を示し、ａは平面図、ｂ
は側断面図、第３図は本考案による超音波プロー
ブの斜視図、第４図は本考案によるアダプタを示
し、ａは平面図、ｂは側断面図、第５図は従来の
軸力測定状態を説明する断面図、第６図は従来の
他の軸力測定状態を説明する断面図、第７図は従
来の六角穴付ボルトの形状を示し、ａはボルト頭
部の平面図、ｂはａの側面図、ｃは他のボルトに
おけるａの側面図である。
１……六角穴付ボルト、２……プローブ、５…
…角形バネ板、７……アダプタ、１２……環状溝
、７２……＋側信号電極、７３……−側信号電極
。
Fig. 1 is a sectional view in the bolt axial direction showing the tightened state of the bolt according to the embodiment of the present invention, Fig. 2 shows the square hole portion of the bolt with a square hole according to the present invention, a is a plan view, and b
is a side sectional view, FIG. 3 is a perspective view of the ultrasonic probe according to the present invention, FIG. 4 is an adapter according to the present invention, a is a plan view, b is a side sectional view, and FIG. 5 is a conventional axial force measurement. FIG. 6 is a cross-sectional view explaining another conventional axial force measurement state, FIG. 7 shows the shape of a conventional hexagon socket head bolt, a is a plan view of the bolt head, b is a side view of a, and c is a side view of a on another bolt. 1...Hexagon socket head bolt, 2...Probe, 5...
... Square spring plate, 7 ... Adapter, 12 ... Annular groove, 72 ... + side signal electrode, 73 ... - side signal electrode.
Claims (1)
面の上方に環状溝を設け、上面に信号電極、下面
に超音波放射面を有し周囲に前記環状溝と係合す
る角形バネ板を装着した超音波センサよりなるプ
ローブを前記角穴内に挿入し、前記角穴と係合す
る角柱体状をなし内部に前記プローブの信号電極
と接続する信号電極を有し且つ同角穴内への挿入
深さを規制するつばを設けたアダプタを介して角
穴付ボルトの締付けとボルト軸力の測定を行うこ
とを特徴とするボルト軸力測定装置。 The bottom of the square hole of the bolt with a square hole is a flat surface, and an annular groove is provided above the flat surface, a signal electrode is provided on the upper surface, an ultrasonic radiation surface is provided on the lower surface, and a square spring plate engages with the annular groove around the periphery. A probe consisting of an ultrasonic sensor equipped with an ultrasonic sensor is inserted into the rectangular hole, and the probe has a prismatic shape that engages with the rectangular hole, has a signal electrode connected to the signal electrode of the probe inside, and is inserted into the rectangular hole. A bolt axial force measuring device characterized by tightening a bolt with a square hole and measuring the bolt axial force via an adapter provided with a flange for regulating insertion depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1052790U JP2515308Y2 (en) | 1990-02-07 | 1990-02-07 | Bolt axial force measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1052790U JP2515308Y2 (en) | 1990-02-07 | 1990-02-07 | Bolt axial force measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03104836U true JPH03104836U (en) | 1991-10-30 |
| JP2515308Y2 JP2515308Y2 (en) | 1996-10-30 |
Family
ID=31514089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1052790U Expired - Lifetime JP2515308Y2 (en) | 1990-02-07 | 1990-02-07 | Bolt axial force measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2515308Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006292717A (en) * | 2005-03-18 | 2006-10-26 | Meidoo:Kk | Bolt and manufacturing method |
| JP2010133877A (en) * | 2008-12-05 | 2010-06-17 | Tokyo Sokki Kenkyusho Co Ltd | Apparatus for measuring strain of bolt |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6433308B2 (en) * | 2015-01-21 | 2018-12-05 | 三菱重工業株式会社 | Detection device, detection unit, and detection method |
-
1990
- 1990-02-07 JP JP1052790U patent/JP2515308Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006292717A (en) * | 2005-03-18 | 2006-10-26 | Meidoo:Kk | Bolt and manufacturing method |
| JP2010133877A (en) * | 2008-12-05 | 2010-06-17 | Tokyo Sokki Kenkyusho Co Ltd | Apparatus for measuring strain of bolt |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2515308Y2 (en) | 1996-10-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |