ITRM930581A0 - Perfezionamento nelle macchine formatrici. - Google Patents

Perfezionamento nelle macchine formatrici.

Info

Publication number
ITRM930581A0
ITRM930581A0 IT93RM581A ITRM930581A ITRM930581A0 IT RM930581 A0 ITRM930581 A0 IT RM930581A0 IT 93RM581 A IT93RM581 A IT 93RM581A IT RM930581 A ITRM930581 A IT RM930581A IT RM930581 A0 ITRM930581 A0 IT RM930581A0
Authority
IT
Italy
Prior art keywords
improvement
forming machines
machines
forming
Prior art date
Application number
IT93RM581A
Other languages
English (en)
Inventor
Michael Pahnke
Original Assignee
Pahnke Eng Gmbh & Co Kg
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 Pahnke Eng Gmbh & Co Kg filed Critical Pahnke Eng Gmbh & Co Kg
Publication of ITRM930581A0 publication Critical patent/ITRM930581A0/it
Publication of ITRM930581A1 publication Critical patent/ITRM930581A1/it
Application granted granted Critical
Publication of IT1261844B publication Critical patent/IT1261844B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00—Forging presses
    • B21J9/10—Drives for forging presses
    • B21J9/12—Drives for forging presses operated by hydraulic or liquid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
    • B21J7/02—Special design or construction
    • B21J7/14—Forging machines working with several hammers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
    • B30B1/32—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/16—Control arrangements for fluid-driven presses
    • B30B15/18—Control arrangements for fluid-driven presses controlling the reciprocating motion of the ram
    • B30B15/20—Control arrangements for fluid-driven presses controlling the reciprocating motion of the ram controlling the speed of the ram, e.g. the speed of the approach, pressing or return strokes
ITRM930581A 1992-09-30 1993-09-01 Perfezionamento nelle macchine formatrici. IT1261844B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4232728A DE4232728C2 (de) 1992-09-30 1992-09-30 Umformmaschine mit Presszylinder mit zwei zugeordneten Kolbenpumpen

Publications (3)

Publication Number Publication Date
ITRM930581A0 true ITRM930581A0 (it) 1993-09-01
ITRM930581A1 ITRM930581A1 (it) 1995-03-01
IT1261844B IT1261844B (it) 1996-06-03

Family

ID=6469195

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM930581A IT1261844B (it) 1992-09-30 1993-09-01 Perfezionamento nelle macchine formatrici.

Country Status (4)

Country Link
US (1) US5447050A (it)
JP (1) JPH06210493A (it)
DE (1) DE4232728C2 (it)
IT (1) IT1261844B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT404440B (de) * 1996-09-17 1998-11-25 Gfm Holding Ag Verfahren zur hubfrequenzsteuerung einer schmiedemaschine und schmiedemaschine zum durchführen des verfahrens
AT406648B (de) * 1998-10-13 2000-07-25 Gfm Beteiligungs Und Managemen Schmiedemaschine
JP4613055B2 (ja) * 2004-11-30 2011-01-12 株式会社菊池製作所 ねじ駆動式油圧プレス装置
US7921641B2 (en) * 2006-03-13 2011-04-12 Volvo Construction Equipment Ab Arrangement and method for delivering hydraulic fluid in a work vehicle
US10107273B2 (en) * 2008-08-07 2018-10-23 Agilent Technologies, Inc. Synchronization of supply flow paths
DE102009048428B4 (de) * 2009-10-06 2017-11-02 Langenstein & Schemann Gmbh Umformmaschine zum Schmieden, insbesondere Streckschmieden, von Werkstücken
CN102155443B (zh) * 2011-03-22 2013-08-28 华南理工大学 一种交流液压逆变控制系统及其控制方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1415835A (en) * 1971-09-24 1975-11-26 Mannesmann Meer Ag Hydraulic presses
DE2306566C2 (de) * 1973-02-10 1983-11-17 Pahnke Engineering GmbH & Co KG, 4000 Düsseldorf Hydraulischer Antrieb für Schmiedemaschinen
SU529092A1 (ru) * 1974-08-23 1976-09-25 Предприятие П/Я А-7795 Гидравлический пресс
SU708589A1 (ru) * 1976-06-17 1986-06-30 Рязанский завод тяжелого кузнечно-прессового оборудования Радиально-ковочна машина
FR2413150A1 (fr) * 1977-12-27 1979-07-27 Meral Pince de rivetage hydropneumatique ou appareil analogue pour d'autres usages
DE3205740C2 (de) * 1982-02-18 1986-02-20 Max Refflinghaus Maschinen- u. Werkzeugfabrik GmbH & Co KG, 5657 Haan Drahtbiegemaschine
JPS59202134A (ja) * 1983-05-02 1984-11-15 Hitachi Ltd 高速鍛造機
DE3607737C1 (de) * 1986-03-08 1987-10-29 Pahnke Eng Gmbh & Co Kg Hydraulisch angetriebene Schmiedemaschine
JP2591651B2 (ja) * 1988-04-18 1997-03-19 三菱長崎機工株式会社 高速ハンマープレス

Also Published As

Publication number Publication date
ITRM930581A1 (it) 1995-03-01
US5447050A (en) 1995-09-05
DE4232728C2 (de) 1998-01-29
IT1261844B (it) 1996-06-03
JPH06210493A (ja) 1994-08-02
DE4232728A1 (de) 1994-03-31

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960925