JPH0438544U - - Google Patents
Info
- Publication number
- JPH0438544U JPH0438544U JP7867890U JP7867890U JPH0438544U JP H0438544 U JPH0438544 U JP H0438544U JP 7867890 U JP7867890 U JP 7867890U JP 7867890 U JP7867890 U JP 7867890U JP H0438544 U JPH0438544 U JP H0438544U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- tip opening
- seal
- pressure
- workpiece
- 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
- 238000007789 sealing Methods 0.000 claims 2
- 239000013013 elastic material Substances 0.000 claims 1
- 210000002445 nipple Anatomy 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
- Gasket Seals (AREA)
Description
第１図はこの考案の一実施例を示すワーク押え
装置の一部断面した側面図、第２図ａ，ｂはシー
ル栓の作用を説明するための縦断側面図、第３図
は従来の圧漏れ試験機の側面図、第４図ａ，ｂは
従来のシール栓の作用を説明するための縦断側面
図である。
１……搬送路、４……ワーク、４ｂ……ニツプ
ル（パイプ）、４１，５５……シール栓、４４…
…球体支持部材、４５……半球凹面部、４６……
揺動部材、４７……半球凸面部、５０……シール
部材。
Figure 1 is a partially sectional side view of a work holding device showing an embodiment of this invention, Figures 2a and b are longitudinal side views for explaining the action of the seal plug, and Figure 3 is a conventional pressure A side view of the leak tester, FIGS. 4a and 4b are longitudinal sectional side views for explaining the function of a conventional seal plug. 1... Conveyance path, 4... Work, 4b... Nipple (pipe), 41, 55... Seal plug, 44...
... Spherical support member, 45 ... Hemisphere concave portion, 46 ...
Swinging member, 47... Hemispherical convex surface portion, 50... Seal member.
Claims (1)
栓でシールした状態で、ワークの内部に所定圧力
のエアー圧を付与してエアー漏れを検出する圧漏
れ試験機用パイプのシール構造において、前記シ
ール栓を、パイプの先端開口に向つて進退自在に
支持された半球凹面部を有する球体支持部材と、
前記半球凹面部の内部に揺動自在に嵌合された半
球凸面部を有する揺動部材と、この揺動部材に装
着され前記パイプの先端開口の端面に圧接するこ
とによりシールする弾性材料からなるシール部材
とを具備したことを特徴とする圧漏れ試験機用パ
イプのシール構造。 In the seal structure of a pipe for a pressure leak tester that detects air leakage by applying air pressure at a predetermined pressure inside the workpiece while the tip opening of the pipe protruding from the workpiece is sealed with a seal plug, the seal a spherical support member having a hemispherical concave surface that supports the stopper so that it can move forward and backward toward the tip opening of the pipe;
A swinging member having a hemispherical convex surface portion that is swingably fitted inside the hemispherical concave surface portion, and an elastic material that is attached to the swinging member and seals by being pressed against the end surface of the tip opening of the pipe. A sealing structure for a pipe for a pressure leakage tester, characterized by comprising a sealing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7867890U JPH0438544U (en) | 1990-07-26 | 1990-07-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7867890U JPH0438544U (en) | 1990-07-26 | 1990-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0438544U true JPH0438544U (en) | 1992-03-31 |
Family
ID=31622159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7867890U Pending JPH0438544U (en) | 1990-07-26 | 1990-07-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0438544U (en) |
-
1990
- 1990-07-26 JP JP7867890U patent/JPH0438544U/ja active Pending