JPH02118621U - - Google Patents
Info
- Publication number
- JPH02118621U JPH02118621U JP2805489U JP2805489U JPH02118621U JP H02118621 U JPH02118621 U JP H02118621U JP 2805489 U JP2805489 U JP 2805489U JP 2805489 U JP2805489 U JP 2805489U JP H02118621 U JPH02118621 U JP H02118621U
- Authority
- JP
- Japan
- Prior art keywords
- pipe expansion
- amount
- magnescale
- piston
- pressure intensifier
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
Description
第１図は本考案の一実施例の構成概要図、第２
図は本考案の一実施例の作用概要図、第３図は従
来の構成概要図、第４図は拡管曲線と細管の状態
の関係図である。
図面中、１は計算機、２は圧力検出器、３は圧
力発生器、４は増圧器、５は液圧拡管工具、６は
液袋、７はスリーブ、８は細管、９は増圧器のピ
ストン、１０はマグネスケール、１１はマグネス
ケールの可動部、１２はデテクタである。
Figure 1 is a schematic diagram of the configuration of one embodiment of the present invention;
The figure is a schematic diagram of the operation of an embodiment of the present invention, FIG. 3 is a schematic diagram of the conventional configuration, and FIG. 4 is a diagram showing the relationship between the tube expansion curve and the state of the thin tube. In the drawings, 1 is a calculator, 2 is a pressure detector, 3 is a pressure generator, 4 is a pressure intensifier, 5 is a hydraulic tube expansion tool, 6 is a liquid bag, 7 is a sleeve, 8 is a thin tube, and 9 is a piston of the pressure intensifier. , 10 is a Magnescale, 11 is a movable part of the Magnescale, and 12 is a detector.
Claims (1)
の信号により、水の吐出量を計算し、その値をも
とに拡管を停止することにより、拡管量を制御す
るようにしたことを特徴とする拡管制御装置。 A pipe expansion control device, characterized in that the amount of pipe expansion is controlled by calculating the amount of water discharged based on the signal from the Magnescale attached to the piston of the pressure intensifier, and stopping the pipe expansion based on that value. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2805489U JPH02118621U (en) | 1989-03-14 | 1989-03-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2805489U JPH02118621U (en) | 1989-03-14 | 1989-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02118621U true JPH02118621U (en) | 1990-09-25 |
Family
ID=31251090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2805489U Pending JPH02118621U (en) | 1989-03-14 | 1989-03-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02118621U (en) |
-
1989
- 1989-03-14 JP JP2805489U patent/JPH02118621U/ja active Pending