DE20019213U1 - Device for hydroforming - Google Patents

Device for hydroforming

Info

Publication number
DE20019213U1
DE20019213U1 DE20019213U DE20019213U DE20019213U1 DE 20019213 U1 DE20019213 U1 DE 20019213U1 DE 20019213 U DE20019213 U DE 20019213U DE 20019213 U DE20019213 U DE 20019213U DE 20019213 U1 DE20019213 U1 DE 20019213U1
Authority
DE
Germany
Prior art keywords
tool carrier
short
locking device
tool
crossmember
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
DE20019213U
Other languages
German (de)
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.)
Theodor Graebener GmbH and Co KG
Original Assignee
GRAEBENER MASCHINENTECHNIK GMB
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 GRAEBENER MASCHINENTECHNIK GMB filed Critical GRAEBENER MASCHINENTECHNIK GMB
Priority to DE20019213U priority Critical patent/DE20019213U1/en
Publication of DE20019213U1 publication Critical patent/DE20019213U1/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
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/021—Deforming sheet bodies
    • B21D26/025—Means for controlling the clamping or opening of the moulds
    • 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/021—Deforming sheet bodies
    • B21D26/027—Means for controlling fluid parameters, e.g. pressure or temperature
    • 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033—Deforming tubular bodies
    • B21D26/039—Means for controlling the clamping or opening of the moulds

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Press Drives And Press Lines (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (4)

1. Vorrichtung zum Innenhochdruckumformen, bestehend aus einem Werkzeugtisch, an dessen Seiten als Zugspannhalterung ausgebildete Ständer angeordnet sind, einer am oberen Ende der Ständer angebrachten Traverse, einem zwischen dem Werkzeugtisch und der Traverse vertikal verfahrbaren Werkzeugträger, wobei der Werkzeugträger über Hydraulikzylinder bewegbar ist, und einer den Werkzeugträger in seiner untersten Stellung feststellenden Verriegelungsvorrichtung, dadurch gekennzeichnet, daß an der Traverse (4) mindestens zwei Hydraulikzylinder (6) vorgesehen sind, die mit ihren Kolbenstangen (7) an dem Werkzeugträger (5) angreifen und für die Eilgangverstellung des Werkzeugträgers (5) sorgen, und daß zwischen dem Werkzeugträger (5) und der Traverse (4) mehrere mit gleichen und/oder unterschiedlichen Drücken beaufschlagbare Kurzhubzylinder (9) vorgesehen sind, die nach dem Schließen der Verriegelungsvorrichtung (8) den Werkzeugträger (5) in seiner Schließposition halten.1. Device for hydroforming, consisting of a tool table, on the sides of which are designed as tension clamps, a crossbar attached to the upper end of the stand, a tool carrier that can be moved vertically between the tool table and the crossbar, the tool carrier being movable via hydraulic cylinders, and A locking device which fixes the tool carrier in its lowest position, characterized in that at least two hydraulic cylinders ( 6 ) are provided on the crossmember ( 4 ), which act on the tool carrier ( 5 ) with their piston rods ( 7 ) and for the rapid traverse adjustment of the tool carrier ( 5 ), and that between the tool carrier ( 5 ) and the crossmember ( 4 ) a plurality of same and / or different pressurizable short stroke cylinders ( 9 ) are provided, which after closing the locking device ( 8 ) the tool carrier ( 5 ) in its Closing position hold ition. 2. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß acht Kurzhubzylinder (9) auf der oberen Fläche des Werkzeugträgers (5) etwa O-förmig angeordnet sind.2. Device according to claim 1, characterized in that eight short-stroke cylinders ( 9 ) on the upper surface of the tool carrier ( 5 ) are arranged approximately O-shaped. 3. Vorrichtung nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die Kolbenstangen (10) der Kurzhubzylinder (9) in der obersten Position des Werkzeugträgers (5) in Öffnungen (11) der Traverse (4) ragen, wobei in der untersten Position (Schließposition) des Werkzeugträgers (5) sich die Kolbenstangen (10) der Kurzhubzylinder (9) an die Öffnungen (11) der Traverse (4) verschließenden Scheiben (12) der Verriegelungsvorrichtung (8) abstützen. 3. Apparatus according to claim 1 or 2, characterized in that the piston rods ( 10 ) of the short-stroke cylinder ( 9 ) in the uppermost position of the tool carrier ( 5 ) in openings ( 11 ) of the cross member ( 4 ) project, in the lowest position ( In the closed position) of the tool carrier ( 5 ), the piston rods ( 10 ) of the short-stroke cylinders ( 9 ) are supported on the disks ( 12 ) of the locking device ( 8 ) closing the openings ( 11 ) of the crossmember ( 4 ). 4. Vorrichtung nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die Scheiben (12) der Verriegelungsvorrichtung (8) über ein Hebelgestänge um eine vertikale Achse schwenkbar sind.4. Apparatus according to claim 1 or 2, characterized in that the disks ( 12 ) of the locking device ( 8 ) are pivotable about a vertical axis via a lever linkage.
DE20019213U 1999-12-14 2000-11-11 Device for hydroforming Expired - Lifetime DE20019213U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20019213U DE20019213U1 (en) 1999-12-14 2000-11-11 Device for hydroforming

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19960196 1999-12-14
DE20019213U DE20019213U1 (en) 1999-12-14 2000-11-11 Device for hydroforming

Publications (1)

Publication Number Publication Date
DE20019213U1 true DE20019213U1 (en) 2001-03-15

Family

ID=7932577

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20019213U Expired - Lifetime DE20019213U1 (en) 1999-12-14 2000-11-11 Device for hydroforming

Country Status (1)

Country Link
DE (1) DE20019213U1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10149538A1 (en) * 2001-10-08 2003-04-30 Konrad Schnupp Bolt arrangement for conversion press has swivel mounted bolt elements, press frame, crank drive and flexible pulley
DE10303315A1 (en) * 2003-01-28 2004-08-19 Thyssenkrupp Stahl Ag Machine tool press to impart three-dimensional shape to panels under high pressure has collar plate securing form panels at outer margin
WO2004071689A1 (en) * 2003-02-14 2004-08-26 Daimlerchrysler Ag Apparatus for forming production parts under internal high-pressure conditions
EP2221126A1 (en) * 2009-02-20 2010-08-25 Theodor Gräbener GmbH & Co. KG Device for forming workpieces

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10149538A1 (en) * 2001-10-08 2003-04-30 Konrad Schnupp Bolt arrangement for conversion press has swivel mounted bolt elements, press frame, crank drive and flexible pulley
DE10149538C2 (en) * 2001-10-08 2003-11-06 Konrad Schnupp Locking device for a forming press
DE10303315A1 (en) * 2003-01-28 2004-08-19 Thyssenkrupp Stahl Ag Machine tool press to impart three-dimensional shape to panels under high pressure has collar plate securing form panels at outer margin
DE10303315B4 (en) * 2003-01-28 2005-03-31 Thyssenkrupp Stahl Ag Machine tool for the simultaneous external high pressure forming of blanks
WO2004071689A1 (en) * 2003-02-14 2004-08-26 Daimlerchrysler Ag Apparatus for forming production parts under internal high-pressure conditions
EP2221126A1 (en) * 2009-02-20 2010-08-25 Theodor Gräbener GmbH & Co. KG Device for forming workpieces
WO2010094383A3 (en) * 2009-02-20 2010-11-11 Theodor Gräbener GmbH & Co. KG Device for the production of molded articles
US8739592B2 (en) 2009-02-20 2014-06-03 Theodor Graebener Gmbh & Co. Kg Device for the production of molded parts

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20010419

R081 Change of applicant/patentee

Owner name: THEODOR GRAEBENER GMBH & CO. KG, DE

Free format text: FORMER OWNER: GRAEBENER MASCHINENTECHNIK GMBH & CO. KG, 57250 NETPHEN, DE

Effective date: 20020319

R150 Term of protection extended to 6 years

Effective date: 20040330

R151 Term of protection extended to 8 years

Effective date: 20070206

R152 Term of protection extended to 10 years

Effective date: 20090210

R071 Expiry of right