GB1440548A - Control system for hydraulic presses - Google Patents

Control system for hydraulic presses

Info

Publication number
GB1440548A
GB1440548A GB5031374A GB5031374A GB1440548A GB 1440548 A GB1440548 A GB 1440548A GB 5031374 A GB5031374 A GB 5031374A GB 5031374 A GB5031374 A GB 5031374A GB 1440548 A GB1440548 A GB 1440548A
Authority
GB
United Kingdom
Prior art keywords
valve
chamber
pressure
press
pistons
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
Application number
GB5031374A
Other languages
English (en)
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.)
Ruthner Industrieanlagen AG
Original Assignee
Ruthner Industrieanlagen AG
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 Ruthner Industrieanlagen AG filed Critical Ruthner Industrieanlagen AG
Publication of GB1440548A publication Critical patent/GB1440548A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B21J9/00—Forging presses
    • B21J9/10—Drives for forging presses
    • B21J9/20—Control devices specially adapted to forging presses not restricted to one of the preceding subgroups

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Presses (AREA)
  • Press Drives And Press Lines (AREA)
  • Forging (AREA)
  • Fluid-Pressure Circuits (AREA)
GB5031374A 1973-11-22 1974-11-20 Control system for hydraulic presses Expired GB1440548A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT980673A AT328296B (de) 1973-11-22 1973-11-22 Steuerung fur hydraulische pressen mit mehreren presskolben

Publications (1)

Publication Number Publication Date
GB1440548A true GB1440548A (en) 1976-06-23

Family

ID=3617441

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5031374A Expired GB1440548A (en) 1973-11-22 1974-11-20 Control system for hydraulic presses

Country Status (5)

Country Link
JP (2) JPS51105683A (ja)
AT (1) AT328296B (ja)
DE (1) DE2360821C3 (ja)
GB (1) GB1440548A (ja)
LU (1) LU71319A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102489650A (zh) * 2011-11-18 2012-06-13 中国重型机械研究院有限公司 充液罐自动补液和排液系统
CN102756065A (zh) * 2012-07-18 2012-10-31 天津市天锻压力机有限公司 液压机快速平稳泄压控制方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3814580A1 (de) * 1988-04-29 1989-11-09 Eckehart Schulze Hydraulische steuereinrichtung fuer die antriebssteuerung eines doppelt-wirkenden hydrozylinders
ATE497417T1 (de) 2008-08-25 2011-02-15 Feintool Ip Ag Verfahren und vorrichtung zum steuern des gleichlaufs von zylinder/kolbeneinheiten und zur druckspitzenreduzierung beim umformen und/oder feinstanzen auf pressen
CN110242627B (zh) * 2019-04-30 2024-05-28 广东省机械研究所有限公司 压滤机快速推进系统

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102489650A (zh) * 2011-11-18 2012-06-13 中国重型机械研究院有限公司 充液罐自动补液和排液系统
CN102756065A (zh) * 2012-07-18 2012-10-31 天津市天锻压力机有限公司 液压机快速平稳泄压控制方法

Also Published As

Publication number Publication date
DE2360821B2 (de) 1980-04-17
AT328296B (de) 1976-03-10
DE2360821A1 (de) 1975-05-28
DE2360821C3 (de) 1980-12-11
JPS6145998Y2 (ja) 1986-12-24
ATA980673A (de) 1975-05-15
JPS51105683A (en) 1976-09-18
LU71319A1 (ja) 1975-05-28
JPS6066698U (ja) 1985-05-11

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee