IT1223162B - DEVICE TO COMMAND RESPECTIVELY ADJUST THE STRENGTH OF THE BLANKING DURING THE DRAWING PHASE - Google Patents

DEVICE TO COMMAND RESPECTIVELY ADJUST THE STRENGTH OF THE BLANKING DURING THE DRAWING PHASE

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
Italian (it)
Other versions
IT8722774A0 (en
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/en
Application granted granted Critical
Publication of IT1223162B publication Critical patent/IT1223162B/en

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 DEVICE TO COMMAND RESPECTIVELY ADJUST THE STRENGTH OF THE BLANKING DURING THE DRAWING PHASE IT1223162B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3640507A DE3640507C3 (en) 1986-11-27 1986-11-27 Device for controlling the sheet metal holder force during the drawing process

Publications (2)

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

Family

ID=6314882

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22774/87A IT1223162B (en) 1986-11-27 1987-11-26 DEVICE TO COMMAND RESPECTIVELY ADJUST THE STRENGTH OF THE BLANKING DURING THE DRAWING PHASE

Country Status (5)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1239856B (en) * 1990-01-24 1993-11-15 Fiat Auto Spa PROCEDURE FOR THE MOLDING OF SHEETS AND HYDRAULIC PRESS FOR THE REALIZATION OF THIS PROCEDURE.
DE4121869C2 (en) * 1991-07-03 2001-04-12 Erfurt Umformtechnik Gmbh Device for changing the sheet metal holding forces on table cushions in presses during the drawing process
DE4339153C2 (en) * 1993-11-18 2000-06-29 Inpro Innovations Gmbh Process for controlling the hold-down force of a deep-drawing press and control device for carrying out the process
DE4434419A1 (en) 1994-09-26 1996-03-28 Mueller Weingarten Maschf Mechanical and hydraulic presses
DE19532963C2 (en) * 1995-09-07 2001-05-23 Ulrich Keller Device for regulating the hold-down pressure and for lubrication during deep drawing
DE10331939B4 (en) * 2003-07-15 2014-09-18 Bayerische Motoren Werke Aktiengesellschaft sheet-metal forming
DE102005026818B4 (en) * 2004-06-24 2007-05-31 Müller Weingarten AG Die cushion device with NC drives
DE102004030678B4 (en) * 2004-06-24 2006-03-30 Müller Weingarten AG Cushioning device with hybrid drive
CN100443211C (en) * 2007-08-16 2008-12-17 浙江科技学院 Drawing die based on variable blank holderforce control
CN104791332A (en) * 2015-04-10 2015-07-22 中国航天科技集团公司烽火机械厂 Electric-hydraulic servo system
DE102015116039A1 (en) 2015-09-23 2017-03-23 Schuler Pressen Gmbh Pressure pin for a press for forming a workpiece, press for forming a workpiece, method for incorporating and setting a press during forming, method for manufacturing a component and component
DE102016106286B4 (en) 2016-04-06 2023-03-02 Schuler Pressen Gmbh Process and device for controlling and regulating the ram movement and the ram forces on multi-point servo-hybrid presses

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980001253A1 (en) * 1978-12-21 1980-06-26 E Antonov Method of making hollow articles by deep-drawing and press for implementing that method
DE3040297A1 (en) * 1980-10-25 1982-06-03 Beck & Röhm GmbH, 7100 Heilbronn Deep-draw press hydraulic circuit - has valve between draw-pad-piston-cylinder assembly and press hydraulic circuit to set limit pressure
EP0074421B1 (en) * 1981-09-12 1985-05-22 L. SCHULER GmbH Deep-drawing arrangement for presses with mechanically driven drawing punch
EP0173755B1 (en) * 1984-06-29 1989-02-01 L. SCHULER GmbH Drawing device in a press
DE3505984A1 (en) * 1985-02-21 1986-08-21 L. Schuler GmbH, 7320 Göppingen DRAWER ON PRESSES

Also Published As

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

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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