DE59504890D1 - Method and device for producing curved workpieces - Google Patents

Method and device for producing curved workpieces

Info

Publication number
DE59504890D1
DE59504890D1 DE59504890T DE59504890T DE59504890D1 DE 59504890 D1 DE59504890 D1 DE 59504890D1 DE 59504890 T DE59504890 T DE 59504890T DE 59504890 T DE59504890 T DE 59504890T DE 59504890 D1 DE59504890 D1 DE 59504890D1
Authority
DE
Germany
Prior art keywords
producing curved
curved workpieces
producing
workpiece
bent
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.)
Expired - Lifetime
Application number
DE59504890T
Other languages
German (de)
Inventor
Matthias Prof Dr Ing Kleiner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WKW Engineering GmbH
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE59504890D1 publication Critical patent/DE59504890D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/08—Making wire, bars, tubes
    • B21C23/12—Extruding bent tubes or rods
    • 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
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/14—Twisting
    • 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
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/04—Bending rods, profiles, or tubes over a movably-arranged forming menber

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Extrusion Of Metal (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)

Abstract

The method for producing a bent workpiece by combined extrusion and bending is characterised by the fact that the workpiece is bent immediately after its exit from the die of the extrusion press by means of an appropriate tool (a guide roll, for example).
DE59504890T 1994-08-17 1995-08-16 Method and device for producing curved workpieces Expired - Lifetime DE59504890D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4428827A DE4428827A1 (en) 1994-08-17 1994-08-17 Process for the production of curved workpieces by a combination of extrusion and bending

Publications (1)

Publication Number Publication Date
DE59504890D1 true DE59504890D1 (en) 1999-03-04

Family

ID=6525687

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4428827A Withdrawn DE4428827A1 (en) 1994-08-17 1994-08-17 Process for the production of curved workpieces by a combination of extrusion and bending
DE59504890T Expired - Lifetime DE59504890D1 (en) 1994-08-17 1995-08-16 Method and device for producing curved workpieces

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4428827A Withdrawn DE4428827A1 (en) 1994-08-17 1994-08-17 Process for the production of curved workpieces by a combination of extrusion and bending

Country Status (5)

Country Link
EP (1) EP0706843B1 (en)
AT (1) ATE175907T1 (en)
DE (2) DE4428827A1 (en)
DK (1) DK0706843T3 (en)
ES (1) ES2129715T3 (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19716292C2 (en) 1997-04-18 2001-02-01 Daimler Chrysler Ag Extrusion device
DE19912353B4 (en) * 1999-03-19 2006-01-19 Airbus Deutschland Gmbh Device for bending a strand-shaped angle profile
DE10110035B4 (en) * 2001-03-02 2005-05-04 Sms Eumuco Gmbh Outfeed device of an extrusion press
DE10111062A1 (en) * 2001-03-08 2002-09-19 Sms Eumuco Gmbh Process and extrusion system, in particular for producing curved extrusion products
DE10120953A1 (en) * 2001-04-27 2002-10-31 Sms Eumuco Gmbh Process for cutting off partial lengths during extrusion
DE10141328B4 (en) * 2001-08-28 2005-04-14 Sms Eumuco Gmbh Method and device for extrusion molding of curved extruded profiles
DE10150021B4 (en) * 2001-10-11 2005-08-04 Peter Stolfig Method and device for the production of profiles or sheet metal parts from magnesium or magnesium alloys
DE10156034B4 (en) * 2001-11-15 2012-05-03 Techmag Ag Device for the production of profiles or sheet metal parts from magnesium or magnesium alloys
DE10209481C1 (en) 2002-03-05 2003-12-04 Wkw Erbsloeh Automotive Gmbh Process for cutting an extruded profile
DE10236297A1 (en) 2002-08-08 2004-02-19 Sms Eumuco Gmbh Main/press cylinder for pipe extruder and extrusion press has projecting rod with integrated advance and retraction cylinder and hollow bore containing a tube
DE10236299A1 (en) * 2002-08-08 2004-02-19 Sms Eumuco Gmbh Extrusion press esp. for fabrication of curved products has two-part tool located in counter part for simpler bending
DE10241028B3 (en) * 2002-09-05 2004-07-29 Erbslöh Ag Process for the production of curved (rounded) structural components from an extruded profile
DE10311169A1 (en) * 2003-03-12 2004-09-23 Sms Eumuco Gmbh Arrangement for extruding curved extruded profiles has rotary table arranged in press output to receive curved profiles, shape in mold arranged, bent by external forces and cut into sub-lengths
DE10317080B4 (en) * 2003-04-12 2006-04-13 Peter Stolfig Process for the production of shaped sheet metal parts and device for carrying out the process
CN100382905C (en) * 2003-04-15 2008-04-23 彼德·施托尔菲希 Method and equipment for manufacturing shaped plate parts
DE10329697B3 (en) * 2003-07-02 2005-01-20 WKW Erbslöh Automotive GmbH Method for producing curved workpieces by extrusion and rounding
DE10329696B3 (en) * 2003-07-02 2005-03-03 WKW Erbslöh Automotive GmbH Method for producing a plurality of curved extruded profiles
DE10340772A1 (en) 2003-09-02 2005-03-24 Sms Eumuco Gmbh Method and device for extruding curved extruded profiles
DE102004033200B3 (en) * 2004-07-09 2005-10-20 Erbsloeh Ag Extrusion and bending process for curved workpieces involves feeding string between at least two roller pairs, and bending by feeding through further pairs
US7850182B2 (en) * 2007-09-14 2010-12-14 Hyundai Mobis Co., Ltd. Method of manufacturing control arm using variable curvature extruding process and double-hollow-typed control arm manufactured thereby
DE102009039759A1 (en) 2009-08-31 2011-03-03 Technische Universität Dortmund Method for manufacturing e.g. pipe by heat extrusion in automobile industry, involves deforming hollow profiles by magnetic field strength of deformation device, where deformation of extruded hollow profiles takes place at temperature
AT510218A1 (en) * 2010-07-28 2012-02-15 Siemens Ag Oesterreich EXTRUSION PROCESS
CN101905249B (en) * 2010-07-30 2012-01-04 长沙仲腾金属材料科技有限公司 Method and device for machining curved profiles in combination with online quenching temperature control in short flow
EP2594346A1 (en) * 2011-11-15 2013-05-22 ThyssenKrupp Steel Europe AG Device and method for manufacturing profiles with form that have variable position and are oriented in the length direction
DE102014008646B3 (en) 2014-06-13 2015-09-24 Ulrich Bruhnke Process for the production of closed annular structural components made of light metal, and arrangement for carrying out the method
DE102016219912A1 (en) * 2016-10-13 2018-04-19 Bayerische Motoren Werke Aktiengesellschaft 3D injection molding apparatus and method for producing a 3D hollow profile
GB2580955B (en) * 2019-01-31 2021-03-10 Imperial College Innovations Ltd Apparatus and method for extruding curved profiles

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE33042C (en) * C. UHL1G in Berlin Device for making curved tubes
DE513714C (en) * 1927-11-25 1930-12-01 Ver Stahlwerke Ag Device for the production of edge irons twisted around their axis, so-called drill irons from flat profile bars
JPH02137612A (en) * 1988-11-16 1990-05-25 Showa Alum Corp Extrusion machine
JPH0347615A (en) * 1989-07-11 1991-02-28 Showa Alum Corp Manufacture of curved and extruded hollow aluminum material to be formed for vacuum
NL9200138A (en) 1992-01-24 1993-08-16 Reynolds Aluminium Bv EXTRUSION METHOD AND EXTRUSION DEVICE.
JP3022036B2 (en) * 1992-02-24 2000-03-15 テイエチケー株式会社 Rail manufacturing method and manufacturing apparatus

Also Published As

Publication number Publication date
DE4428827A1 (en) 1996-03-14
EP0706843B1 (en) 1999-01-20
ES2129715T3 (en) 1999-06-16
ATE175907T1 (en) 1999-02-15
EP0706843A1 (en) 1996-04-17
DK0706843T3 (en) 1999-09-13

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: WKW ERBSLOEH AUTOMOTIVE GMBH, 42553 VELBERT, DE

8381 Inventor (new situation)

Free format text: KLEINER, MATTHIAS,DR.-ING., 03222 LUEBBENAU, DE