JPH01135125U - - Google Patents

Info

Publication number
JPH01135125U
JPH01135125U JP2808688U JP2808688U JPH01135125U JP H01135125 U JPH01135125 U JP H01135125U JP 2808688 U JP2808688 U JP 2808688U JP 2808688 U JP2808688 U JP 2808688U JP H01135125 U JPH01135125 U JP H01135125U
Authority
JP
Japan
Prior art keywords
pressure
slide
press
pressure holding
hydro
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
JP2808688U
Other languages
Japanese (ja)
Other versions
JPH0331448Y2 (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 JP1988028086U priority Critical patent/JPH0331448Y2/ja
Publication of JPH01135125U publication Critical patent/JPH01135125U/ja
Application granted granted Critical
Publication of JPH0331448Y2 publication Critical patent/JPH0331448Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Presses And Accessory Devices Thereof (AREA)
  • Press Drives And Press Lines (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)

Description

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

第１図は本考案によるハイドロリストライク用
プレスの一実施例を加工前の状態で示す縦断正面
図、第２図は同じくそのリストライク状態を示す
縦断正面図、第３図は本考案における対向液圧制
御ユニツトの一例を示す回路図、第４図は本考案
の対向液圧制御ユニツトの別例を示す説明図であ
る。 １……圧力ドーム、２……スライド、３……雄
型、５……主加圧シリンダ、８……加圧保持手段
、８ａ……加圧保持シリンダ、８ｂ……加圧保持
ラム、８ｃ……加圧保持油圧ユニツト、８ｄ……
ストツパ機構、……増圧器、１２……対向液圧制
御ユニツト。 Fig. 1 is a vertical sectional front view showing an embodiment of the hydro restriking press according to the present invention in a state before processing, Fig. 2 is a vertical sectional front view showing the restriking state, and Fig. 3 is a vertical sectional front view showing the press for hydro restriking according to the present invention. FIG. 4 is an explanatory diagram showing another example of the opposed hydraulic pressure control unit of the present invention. DESCRIPTION OF SYMBOLS 1... Pressure dome, 2... Slide, 3... Male mold, 5... Main pressure cylinder, 8... Pressure holding means, 8a... Pressure holding cylinder, 8b... Pressure holding ram, 8c ...Pressure holding hydraulic unit, 8d...
Stopper mechanism, . . . pressure intensifier, 12 . . . opposing hydraulic pressure control unit.

Claims (1)

【実用新案登録請求の範囲】 (1) 液圧の増圧器を有する制御ユニツトに接続
された圧力ドームと、該圧力ドームに押し込まれ
る雄型を備え主加圧シリンダにより下降されるス
ライドと、成形終期にスライドの下降力を増加さ
せて雄型の下死点での加圧力を保持する加圧保持
手段を備えたことを特徴とするハイドロリストラ
イク用プレス。 (2) 成形終期にスライドの下降力を増加させて
雄型の下死点での加圧力を保持する加圧保持手段
が、プレスフレームに設けられた加圧保持シリン
ダと、この加圧保持シリンダからスライドに伸び
る加圧保持ラムと、加圧保持ラムの軸線と交差す
る関係に設けられ前記加圧保持ラムの下降力をス
ライドに伝達するストツパ機構を備えている実用
新案登録請求の範囲第１項記載のハイドロリスト
ライク用プレス。 (3) 増圧器が液圧制御回路にある実用新案登録
請求の範囲第１項記載のハイドロリストライク用
プレス。 (4) 増圧器がスライドの下方に配され、スライ
ドの下降力を利用して液体を圧縮し、圧力ドーム
に送り込むようになつている実用新案登録請求の
範囲第１項記載のハイドロリストライク用プレス
。[Claims for Utility Model Registration] (1) A pressure dome connected to a control unit having a hydraulic pressure intensifier, a slide having a male mold pushed into the pressure dome and lowered by a main pressure cylinder, and a molding A press for hydro restriking, characterized in that it is equipped with a pressurization holding means that increases the descending force of the slide at the final stage to maintain the pressurizing force at the bottom dead center of the male mold. (2) A pressure holding means that increases the descending force of the slide at the end of molding to maintain the pressure at the bottom dead center of the male mold is a pressure holding cylinder provided on the press frame, and this pressure holding cylinder. A utility model registration claim 1 comprising: a pressure holding ram extending from the pressure holding ram to the slide; and a stopper mechanism provided in a relationship intersecting the axis of the pressure holding ram and transmitting the downward force of the pressure holding ram to the slide. Press for hydro restriking as described in section. (3) The press for hydrorestriking according to claim 1, wherein the pressure intensifier is in the hydraulic control circuit. (4) The hydro restrike according to claim 1 of the utility model registration claim, in which a pressure intensifier is disposed below the slide, and uses the descending force of the slide to compress the liquid and send it into the pressure dome. press.
JP1988028086U 1988-03-04 1988-03-04 Expired JPH0331448Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988028086U JPH0331448Y2 (en) 1988-03-04 1988-03-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988028086U JPH0331448Y2 (en) 1988-03-04 1988-03-04

Publications (2)

Publication Number Publication Date
JPH01135125U true JPH01135125U (en) 1989-09-14
JPH0331448Y2 JPH0331448Y2 (en) 1991-07-04

Family

ID=31251152

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988028086U Expired JPH0331448Y2 (en) 1988-03-04 1988-03-04

Country Status (1)

Country Link
JP (1) JPH0331448Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012039399A1 (en) * 2010-09-21 2012-03-29 本田技研工業株式会社 Press-forming method and press-forming device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5278747A (en) * 1975-12-26 1977-07-02 Puresu Kakou Kiyoukai Kk Method and device for hydraulic deep drawing
JPS53128566A (en) * 1977-04-05 1978-11-09 Vyzk Ustav Tvarecich Riquid pressure circuit of press machine for deep drawing

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5278747A (en) * 1975-12-26 1977-07-02 Puresu Kakou Kiyoukai Kk Method and device for hydraulic deep drawing
JPS53128566A (en) * 1977-04-05 1978-11-09 Vyzk Ustav Tvarecich Riquid pressure circuit of press machine for deep drawing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012039399A1 (en) * 2010-09-21 2012-03-29 本田技研工業株式会社 Press-forming method and press-forming device
JP5557922B2 (en) * 2010-09-21 2014-07-23 本田技研工業株式会社 Press molding method and press molding apparatus

Also Published As

Publication number Publication date
JPH0331448Y2 (en) 1991-07-04

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