JPH0342318U - - Google Patents

Info

Publication number
JPH0342318U
JPH0342318U JP9903389U JP9903389U JPH0342318U JP H0342318 U JPH0342318 U JP H0342318U JP 9903389 U JP9903389 U JP 9903389U JP 9903389 U JP9903389 U JP 9903389U JP H0342318 U JPH0342318 U JP H0342318U
Authority
JP
Japan
Prior art keywords
hydraulic
hydraulic forming
punch
sealing material
elastic body
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
Application number
JP9903389U
Other languages
Japanese (ja)
Other versions
JPH0638581Y2 (en
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 filed Critical
Priority to JP1989099033U priority Critical patent/JPH0638581Y2/en
Publication of JPH0342318U publication Critical patent/JPH0342318U/ja
Application granted granted Critical
Publication of JPH0638581Y2 publication Critical patent/JPH0638581Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Gasket Seals (AREA)

Description

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

第１図は第１実施例の部分拡大断面図、第２図
は第２実施例の部分拡大断面図、第３図は本考案
による成形品の一例の斜視図、第４図は従来例の
対向液圧成形装置の全体断面図、第５図は第４図
の部分拡大断面図、第６図は従来例による成形品
の表面の欠陥（ブツ）の発生状態を示す斜視図で
ある。 １……パンチ、４……上型ブランクホルダ、５
，７，１０……シール材、１２……弾性体、１３
……液圧室、１５……対向液圧成形装置、Ｗ，Ｗ
０……素板。 Fig. 1 is a partially enlarged sectional view of the first embodiment, Fig. 2 is a partially enlarged sectional view of the second embodiment, Fig. 3 is a perspective view of an example of a molded product according to the present invention, and Fig. 4 is a conventional example. FIG. 5 is a partially enlarged sectional view of FIG. 4, and FIG. 6 is a perspective view showing the occurrence of defects (bumps) on the surface of a molded product according to a conventional example. 1...Punch, 4...Upper blank holder, 5
, 7, 10...Sealing material, 12...Elastic body, 13
... Hydraulic pressure chamber, 15 ... Opposing hydraulic forming device, W, W
0 ...Bare board.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シール材により液圧の漏れを防ぎながらパンチ
を用いて液圧室内に直接素板を押し込み、所望の
形状を成形する対向液圧成形装置に於いて、上型
ブランクホルダの内輪端部にリング状の弾性体を
配設したことを特徴とする対向液圧成形装置。 In opposed hydraulic forming equipment, which presses blank sheets directly into the hydraulic chamber using a punch to form the desired shape while preventing leakage of hydraulic pressure with a sealing material, a ring-shaped molding is applied to the inner ring end of the upper blank holder. A facing hydraulic forming device characterized by having an elastic body arranged therein.
JP1989099033U 1989-08-28 1989-08-28 Opposing hydraulic forming device Expired - Lifetime JPH0638581Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989099033U JPH0638581Y2 (en) 1989-08-28 1989-08-28 Opposing hydraulic forming device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989099033U JPH0638581Y2 (en) 1989-08-28 1989-08-28 Opposing hydraulic forming device

Publications (2)

Publication Number Publication Date
JPH0342318U true JPH0342318U (en) 1991-04-22
JPH0638581Y2 JPH0638581Y2 (en) 1994-10-12

Family

ID=31648100

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989099033U Expired - Lifetime JPH0638581Y2 (en) 1989-08-28 1989-08-28 Opposing hydraulic forming device

Country Status (1)

Country Link
JP (1) JPH0638581Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5592434U (en) * 1978-12-20 1980-06-26

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5592434U (en) * 1978-12-20 1980-06-26

Also Published As

Publication number Publication date
JPH0638581Y2 (en) 1994-10-12

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