JPS6071435U - tube expansion device - Google Patents

tube expansion device

Info

Publication number
JPS6071435U
JPS6071435U JP16326683U JP16326683U JPS6071435U JP S6071435 U JPS6071435 U JP S6071435U JP 16326683 U JP16326683 U JP 16326683U JP 16326683 U JP16326683 U JP 16326683U JP S6071435 U JPS6071435 U JP S6071435U
Authority
JP
Japan
Prior art keywords
expansion device
pull
pressure medium
tube expansion
rubber material
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
Application number
JP16326683U
Other languages
Japanese (ja)
Inventor
名倉　保身
征二 別府
坂本　道人
橋本　義男
斎藤　格
宣隆 中島
Original Assignee
三菱重工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 三菱重工業株式会社 filed Critical 三菱重工業株式会社
Priority to JP16326683U priority Critical patent/JPS6071435U/en
Publication of JPS6071435U publication Critical patent/JPS6071435U/en
Pending legal-status Critical Current

Links

Landscapes

  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Buffer Packaging (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の拡管装置を示す縦断側面図、第２図は拡
管時の縦断側面図、第３図は拡管後の管の縦断側面図、
第４図は本案に係る拡管装置の縦断側面図、第５図は拡
管時の縦断側面図、第６図はバックアップリングの縦断
側面図、第７図は拡管後の管の縦断側面図である。 １・・・管、２．２ａ、　２ｂ・・・圧力媒体、３・・
・スペーサ、８・・・バックアップリング。Fig. 1 is a longitudinal side view showing a conventional pipe expansion device, Fig. 2 is a longitudinal side view during pipe expansion, and Fig. 3 is a longitudinal side view of the pipe after pipe expansion.
Fig. 4 is a longitudinal side view of the pipe expansion device according to the present invention, Fig. 5 is a longitudinal side view during pipe expansion, Fig. 6 is a longitudinal side view of the backup ring, and Fig. 7 is a longitudinal side view of the pipe after pipe expansion. . 1...Pipe, 2.2a, 2b...Pressure medium, 3...
・Spacer, 8...Backup ring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ゴム材よりなる圧力媒体を用いて管を拡管する拡管装置
において、前記ゴム材よりなる圧力媒体と鋼製スペーサ
との間に、ゴム材と鋼材との中間の弾性値をもつ材料に
より構成されたバックアップリングを設け、このノ、＜
ツクアンプリングの圧力媒体接触面側に中心方向に向か
って同バツクアツ、　　プリングの肉厚を薄くするテー
パを設けたことを特徴とする拡管装置。In a pipe expansion device for expanding a pipe using a pressure medium made of a rubber material, a spacer made of a material having an elasticity value intermediate between that of the rubber material and that of the steel material is provided between the pressure medium made of the rubber material and the steel spacer. A backup ring is provided, and this
A tube expansion device characterized by having a taper tapered toward the center on the pressure medium contact side of the pull-amp ring to reduce the wall thickness of the pull-pull.
JP16326683U 1983-10-24 1983-10-24 tube expansion device Pending JPS6071435U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16326683U JPS6071435U (en) 1983-10-24 1983-10-24 tube expansion device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16326683U JPS6071435U (en) 1983-10-24 1983-10-24 tube expansion device

Publications (1)

Publication Number Publication Date
JPS6071435U true JPS6071435U (en) 1985-05-20

Family

ID=30358295

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16326683U Pending JPS6071435U (en) 1983-10-24 1983-10-24 tube expansion device

Country Status (1)

Country Link
JP (1) JPS6071435U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011194438A (en) * 2010-03-19 2011-10-06 On Industries Ltd Pipe expanding apparatus of thin wall stainless steel pipe
JP2014024096A (en) * 2012-07-27 2014-02-06 Ihi Corp Tube expansion apparatus
WO2023276419A1 (en) * 2021-06-28 2023-01-05 株式会社神戸製鋼所 Method for joining members, and composite elastic body used in said method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011194438A (en) * 2010-03-19 2011-10-06 On Industries Ltd Pipe expanding apparatus of thin wall stainless steel pipe
JP2014024096A (en) * 2012-07-27 2014-02-06 Ihi Corp Tube expansion apparatus
WO2023276419A1 (en) * 2021-06-28 2023-01-05 株式会社神戸製鋼所 Method for joining members, and composite elastic body used in said method

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