IT1223162B - Dispositivo per comandare rispettivamente regolare la forza del premilamiera durante la fase d'imbutitura - Google Patents

Dispositivo per comandare rispettivamente regolare la forza del premilamiera durante la fase d'imbutitura

Info

Publication number
IT1223162B
IT1223162B IT22774/87A IT2277487A IT1223162B IT 1223162 B IT1223162 B IT 1223162B IT 22774/87 A IT22774/87 A IT 22774/87A IT 2277487 A IT2277487 A IT 2277487A IT 1223162 B IT1223162 B IT 1223162B
Authority
IT
Italy
Prior art keywords
strength
respectively adjust
command respectively
blanking during
drawing phase
Prior art date
Application number
IT22774/87A
Other languages
English (en)
Italian (it)
Other versions
IT8722774A0 (it
Inventor
Erich Harsch
Hans Engelhardt
Original Assignee
Mueller Weingarten Maschf
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 Mueller Weingarten Maschf filed Critical Mueller Weingarten Maschf
Publication of IT8722774A0 publication Critical patent/IT8722774A0/it
Application granted granted Critical
Publication of IT1223162B publication Critical patent/IT1223162B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D24/00—Special deep-drawing arrangements in, or in connection with, presses
    • B21D24/10—Devices controlling or operating blank holders independently, or in conjunction with dies
    • B21D24/14—Devices controlling or operating blank holders independently, or in conjunction with dies pneumatically or hydraulically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Presses (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
IT22774/87A 1986-11-27 1987-11-26 Dispositivo per comandare rispettivamente regolare la forza del premilamiera durante la fase d'imbutitura IT1223162B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3640507A DE3640507C3 (de) 1986-11-27 1986-11-27 Einrichtung zur Steuerung bzw. Regelung der Blechhalterkraft während des Ziehvorganges

Publications (2)

Publication Number Publication Date
IT8722774A0 IT8722774A0 (it) 1987-11-26
IT1223162B true IT1223162B (it) 1990-09-12

Family

ID=6314882

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22774/87A IT1223162B (it) 1986-11-27 1987-11-26 Dispositivo per comandare rispettivamente regolare la forza del premilamiera durante la fase d'imbutitura

Country Status (5)

Country Link
DD (1) DD265815A5 (de)
DE (1) DE3640507C3 (de)
FR (1) FR2607416B1 (de)
GB (1) GB2197813B (de)
IT (1) IT1223162B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1239856B (it) * 1990-01-24 1993-11-15 Fiat Auto Spa Procedimento per lo stampaggio di lamiere e pressa idraulica per la realizzazione di tale procedimento.
DE4121869C2 (de) * 1991-07-03 2001-04-12 Erfurt Umformtechnik Gmbh Einrichtung zur Veränderung der Blechhaltekräfte an Tischkissen in Pressen während des Ziehprozesses
DE4339153C2 (de) * 1993-11-18 2000-06-29 Inpro Innovations Gmbh Verfahren zur Regelung der Niederhalterkraft einer Tiefziehpresse und Regelgerät zur Durchführung des Verfahrens
DE4434419A1 (de) 1994-09-26 1996-03-28 Mueller Weingarten Maschf Mechanische und hydraulische Pressen
DE19532963C2 (de) * 1995-09-07 2001-05-23 Ulrich Keller Einrichtung zur Regelung des Niederhalterdrucks und zur Schmierung beim Tiefziehen
DE10331939B4 (de) * 2003-07-15 2014-09-18 Bayerische Motoren Werke Aktiengesellschaft Blechumformwerkzeug
DE102005026818B4 (de) * 2004-06-24 2007-05-31 Müller Weingarten AG Ziehkissenvorrichtung mit NC-Antrieben
DE102004030678B4 (de) * 2004-06-24 2006-03-30 Müller Weingarten AG Ziehkissen-Vorrichtung mit Hybrid-Antrieb
CN100443211C (zh) * 2007-08-16 2008-12-17 浙江科技学院 基于变压边力控制的拉深模具
CN104791332A (zh) * 2015-04-10 2015-07-22 中国航天科技集团公司烽火机械厂 一种电液伺服系统
DE102015116039A1 (de) 2015-09-23 2017-03-23 Schuler Pressen Gmbh Druckstift für eine Presse zum Umformen eines Werkstückes, Presse zum Umformen eines Werkstückes, Verfahren zum Einarbeiten und Einstellen einer Presse beim Umformen, Verfahren zum Fertigen eines Bauteils und Bauteil
DE102016106286B4 (de) 2016-04-06 2023-03-02 Schuler Pressen Gmbh Verfahren und Vorrichtung zur Steuerung und Regelung der Stößelbewegung und der Stößelkräfte an Mehrpunkt-Servo-Hybrid-Pressen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2953430C2 (de) * 1978-12-21 1985-07-04 Evgenij Aleksandrovič Antonov Verfahren zur Herstellung von hohlen Erzeugnissen durch Tiefziehen und Presse zur Durchführung dieses Verfahrens
DE3040297A1 (de) * 1980-10-25 1982-06-03 Beck & Röhm GmbH, 7100 Heilbronn Hydraulische schaltung fuer eine tiefziehpresse
DE3170614D1 (en) * 1981-09-12 1985-06-27 Schuler Gmbh L Deep-drawing arrangement for presses with mechanically driven drawing punch
DE3476524D1 (en) * 1984-06-29 1989-03-09 Schuler Gmbh L Drawing device in a press
DE3505984A1 (de) * 1985-02-21 1986-08-21 L. Schuler GmbH, 7320 Göppingen Ziehapparat an pressen

Also Published As

Publication number Publication date
IT8722774A0 (it) 1987-11-26
DE3640507A1 (de) 1988-06-09
FR2607416A1 (fr) 1988-06-03
FR2607416B1 (fr) 1995-01-27
GB2197813A (en) 1988-06-02
GB2197813B (en) 1991-07-24
DD265815A5 (de) 1989-03-15
DE3640507C2 (de) 1988-12-08
GB8727815D0 (en) 1987-12-31
DE3640507C3 (de) 1998-01-29

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971126