IT1142674B - Perfezionamento nelle presse idrauliche - Google Patents

Perfezionamento nelle presse idrauliche

Info

Publication number
IT1142674B
IT1142674B IT48531/81A IT4853181A IT1142674B IT 1142674 B IT1142674 B IT 1142674B IT 48531/81 A IT48531/81 A IT 48531/81A IT 4853181 A IT4853181 A IT 4853181A IT 1142674 B IT1142674 B IT 1142674B
Authority
IT
Italy
Prior art keywords
improvement
hydraulic presses
presses
hydraulic
Prior art date
Application number
IT48531/81A
Other languages
English (en)
Other versions
IT8148531A0 (it
Inventor
Tsuchiyama Yuji
Original Assignee
Amada Co Ltd
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
Priority claimed from JP6904280A external-priority patent/JPS56165521A/ja
Priority claimed from JP6904180A external-priority patent/JPS56165520A/ja
Application filed by Amada Co Ltd filed Critical Amada Co Ltd
Publication of IT8148531A0 publication Critical patent/IT8148531A0/it
Application granted granted Critical
Publication of IT1142674B publication Critical patent/IT1142674B/it

Links

Classifications

    • 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
    • B30B15/24—Control arrangements for fluid-driven presses controlling the movement of a plurality of actuating members to maintain parallel movement of the platen or press beam
    • 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
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Press Drives And Press Lines (AREA)
IT48531/81A 1980-05-26 1981-05-26 Perfezionamento nelle presse idrauliche IT1142674B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6904280A JPS56165521A (en) 1980-05-26 1980-05-26 Press brake
JP6904180A JPS56165520A (en) 1980-05-26 1980-05-26 Press brake

Publications (2)

Publication Number Publication Date
IT8148531A0 IT8148531A0 (it) 1981-05-26
IT1142674B true IT1142674B (it) 1986-10-15

Family

ID=26410219

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48531/81A IT1142674B (it) 1980-05-26 1981-05-26 Perfezionamento nelle presse idrauliche

Country Status (8)

Country Link
US (1) US4366699A (it)
CA (1) CA1153290A (it)
CH (1) CH652620A5 (it)
DE (1) DE3120828C2 (it)
FR (1) FR2482880A1 (it)
GB (2) GB2076324B (it)
IT (1) IT1142674B (it)
SE (2) SE448440B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH655874A5 (de) * 1982-06-07 1986-05-30 Haemmerle Ag Maschf Werkzeugeinrichtung an einer abkantpresse.
US4672831A (en) * 1983-09-21 1987-06-16 Amada Company, Limited Bending press
FR2655907B1 (fr) * 1989-12-19 1993-07-30 Plazenet Jean Presse plieuse hydraulique a tablier inferieur mobile.
CN1068253C (zh) * 1994-07-08 2001-07-11 阿曼德有限公司 弯板机
WO2014064615A1 (en) * 2012-10-22 2014-05-01 Adira, S.A. Press brake

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1900050A (en) * 1931-02-24 1933-03-07 Hydraulic Press Mfg Co Hydraulic press platen travel equalizer
DE749720C (de) * 1940-04-13 1944-12-02 Elektrisch-hydraulisch betaetigte Abkant- und Rundbiegemaschine
GB640605A (en) * 1948-04-30 1950-07-26 Charles Joseph Rhodes Improvements in and relating to machines for bending sheets or plates of metal
GB659122A (en) * 1949-04-04 1951-10-17 Charles Joseph Rhodes Machines for bending sheets and plates of metal
GB671547A (en) * 1949-12-13 1952-05-07 Pacific Ind Mfg Co Improvements relating to presses
GB756801A (en) * 1954-03-04 1956-09-12 Pacific Ind Mfg Co Precision depth stop for press brakes and the like
US3007508A (en) * 1955-09-05 1961-11-07 Promecam Sheet-metal bending press
GB799460A (en) * 1955-09-05 1958-08-06 Promecam Soc Improvements in metal-bending presses
DE1155017B (de) * 1957-09-27 1963-09-26 Wagner & Co Werkzeugmaschinenf Parallelsteuerung fuer hydraulische Mehrzylinderpressen
AT216891B (de) * 1959-10-31 1961-08-25 Haemmerle Ag Maschf Verfahren zur Steuerung von Pressen und Einrichtung zur Ausübung des Verfahrens
GB922933A (en) * 1960-01-06 1963-04-03 Steel Construction & Eng Co Improvements in or relating to guillotines and press brakes
DE1126249B (de) * 1960-12-15 1962-03-22 Schweizerische Lokomotiv Parallelsteuereinrichtung fuer eine hydraulische Presse
FR1362471A (fr) * 1963-02-28 1964-06-05 Promecam Ets Perfectionnements aux presses plieuses
SE309401B (it) * 1965-06-10 1969-03-24 Ursvikens Mek Verk
GB1163814A (en) * 1967-02-02 1969-09-10 Dougals Barnes Ltd Improvements in or relating to Bending and Cutting Machines
FR1519749A (fr) * 1967-02-21 1968-04-05 Promecam Sisson Lehmann Soc Machine hydraulique pour le travail des métaux en feuille
FR1539817A (fr) * 1967-07-26 1968-09-20 Promecam Sisson Lehmann Soc Machine hydraulique pour la déformation de métaux en feuilles
US3524384A (en) * 1968-04-10 1970-08-18 Pacific Press & Shear Corp Stroke control for ram type machine
DE1940787A1 (de) * 1969-08-11 1971-02-25 Kettler Paul Erich Dachplatte fuer Schutzrahmen an Schleppern,Traktoren und Baumaschinen,die zunaechst nicht mit einer Frontscheibe ausgeruestet sind
AT293881B (de) * 1969-09-11 1971-10-25 Voest Ag Gleichlaufsteuerung für zwei oder mehrere hydraulische Druckwerke
US3730313A (en) * 1971-05-03 1973-05-01 Verson Allsteel Press Co Control system for a plural speed press
US3874205A (en) * 1974-02-19 1975-04-01 Hurco Mfg Co Inc Digitally controlled multiple depth stop and return stroke limit control for press brakes
GB1440882A (en) * 1974-06-06 1976-06-30 Promecan Sisson Lehmann Stroke-end programmers for machine tools notably bending presses or the like
FR2347992A1 (fr) * 1976-04-13 1977-11-10 Promecan Sisson Lehmann Presse plieuse ou machine analogue
JPS5427671A (en) * 1977-07-30 1979-03-01 Amada Co Ltd Stroke adjusting device of cylinder mfchanism
FR2411698A1 (fr) * 1977-12-13 1979-07-13 Promecan Sisson Lehmann Machine pour le formage de metaux en feuille, notamment presse plieuse hydraulique
JPS54129573A (en) * 1978-03-31 1979-10-08 Amada Co Ltd Stroke controller in bending machine

Also Published As

Publication number Publication date
FR2482880B1 (it) 1985-04-05
GB8416851D0 (en) 1984-08-08
GB2139931B (en) 1985-06-05
SE8600982L (sv) 1986-03-04
FR2482880A1 (fr) 1981-11-27
IT8148531A0 (it) 1981-05-26
CH652620A5 (de) 1985-11-29
SE8103288L (sv) 1981-11-27
CA1153290A (en) 1983-09-06
SE8600982D0 (sv) 1986-03-04
GB2076324B (en) 1985-06-19
US4366699A (en) 1983-01-04
DE3120828A1 (de) 1982-04-08
DE3120828C2 (de) 1986-07-03
SE448440B (sv) 1987-02-23
GB2076324A (en) 1981-12-02
SE462027B (sv) 1990-04-30
GB2139931A (en) 1984-11-21

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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: 19960412