DE68927021T2 - Versorgungsvorrichtung und Verfahren für Pressenantrieb mit Zurückgewinnung der Hebeenergie - Google Patents

Versorgungsvorrichtung und Verfahren für Pressenantrieb mit Zurückgewinnung der Hebeenergie

Info

Publication number
DE68927021T2
DE68927021T2 DE68927021T DE68927021T DE68927021T2 DE 68927021 T2 DE68927021 T2 DE 68927021T2 DE 68927021 T DE68927021 T DE 68927021T DE 68927021 T DE68927021 T DE 68927021T DE 68927021 T2 DE68927021 T2 DE 68927021T2
Authority
DE
Germany
Prior art keywords
actuator
supply line
servocontrolled
valves
supply
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 - Fee Related
Application number
DE68927021T
Other languages
English (en)
Other versions
DE68927021D1 (de
Inventor
Victor Gheorghita
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.)
Primetals Technologies Italy SRL
Original Assignee
Pomini SpA
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 Pomini SpA filed Critical Pomini SpA
Application granted granted Critical
Publication of DE68927021D1 publication Critical patent/DE68927021D1/de
Publication of DE68927021T2 publication Critical patent/DE68927021T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
    • B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
    • B29B7/18—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/183—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft having a casing closely surrounding the rotors, e.g. of Banbury type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/22—Component parts, details or accessories; Auxiliary operations
    • B29B7/24—Component parts, details or accessories; Auxiliary operations for feeding
    • B29B7/246—Component parts, details or accessories; Auxiliary operations for feeding in mixers having more than one rotor and a casing closely surrounding the rotors, e.g. with feeding plungers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/22—Component parts, details or accessories; Auxiliary operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/22—Component parts, details or accessories; Auxiliary operations
    • B29B7/28—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control
    • B29B7/283—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control measuring data of the driving system, e.g. torque, speed, power
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
    • B29B7/7495—Systems, i.e. flow charts or diagrams; Plants for mixing rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/801—Valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Press Drives And Press Lines (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Types And Forms Of Lifts (AREA)
  • Replacement Of Web Rolls (AREA)
  • Load-Engaging Elements For Cranes (AREA)
DE68927021T 1988-05-06 1989-05-01 Versorgungsvorrichtung und Verfahren für Pressenantrieb mit Zurückgewinnung der Hebeenergie Expired - Fee Related DE68927021T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20486/88A IT1217518B (it) 1988-05-06 1988-05-06 Dispositivo e procedimento di alimentazione,con recupero dell'energia di sollevamento,per attuatori di pressatura

Publications (2)

Publication Number Publication Date
DE68927021D1 DE68927021D1 (de) 1996-10-02
DE68927021T2 true DE68927021T2 (de) 1997-02-13

Family

ID=11167673

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68927021T Expired - Fee Related DE68927021T2 (de) 1988-05-06 1989-05-01 Versorgungsvorrichtung und Verfahren für Pressenantrieb mit Zurückgewinnung der Hebeenergie

Country Status (6)

Country Link
US (1) US5074192A (de)
EP (1) EP0340869B1 (de)
JP (1) JP2554165B2 (de)
AT (1) ATE141852T1 (de)
DE (1) DE68927021T2 (de)
IT (1) IT1217518B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5570286A (en) * 1993-12-23 1996-10-29 Lord Corporation Regenerative system including an energy transformer which requires no external power source to drive same
ES2186579B1 (es) * 2001-10-16 2004-08-16 Luis Jose Penalonga Teijeiro Recuperacion de energia neumatica en instalaciones de aire comprimido.
JP4796305B2 (ja) * 2005-01-26 2011-10-19 株式会社ブリヂストン 圧縮空気節減ゴム練り装置
JP4667967B2 (ja) * 2005-06-09 2011-04-13 神鋼テクノ株式会社 加圧式ニーダ
JP2008126142A (ja) * 2006-11-21 2008-06-05 Bridgestone Corp 密閉式混練機及び混練方法
JP5322731B2 (ja) * 2009-03-30 2013-10-23 株式会社神戸製鋼所 密閉型混練機
US9498354B2 (en) 2013-03-13 2016-11-22 Milwaukee School Of Engineering Actuation system for a joint
US11015624B2 (en) 2016-05-19 2021-05-25 Steven H. Marquardt Methods and devices for conserving energy in fluid power production
US10914322B1 (en) 2016-05-19 2021-02-09 Steven H. Marquardt Energy saving accumulator circuit
US10550863B1 (en) 2016-05-19 2020-02-04 Steven H. Marquardt Direct link circuit
DE102019122121A1 (de) * 2019-08-16 2021-02-18 Precision Nanosensors Inc Kolben-Zylinder-Einheit mit radial verbauter Kolbenpositionserfassungseinheit

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1131854A (en) * 1965-06-18 1968-10-30 Elliott Brothers London Ltd Improvements in and relating to the monitoring of control systems
US3396635A (en) * 1966-11-30 1968-08-13 Cessna Aircraft Co Cushion stop for hydraulic actuators
US3537356A (en) * 1968-01-02 1970-11-03 Dake Corp Hydraulic control systems
US3608431A (en) * 1969-07-14 1971-09-28 Lummus Industries Control system for the ram of vertically disposed fluid pressure cylinders
JPS4939986Y1 (de) * 1970-03-13 1974-11-02
US4033250A (en) * 1975-06-18 1977-07-05 The Babcock & Wilcox Company Pneumatic buffering system
US4205591A (en) * 1976-05-04 1980-06-03 Fmc Corporation Multiple speed hoisting system with pressure protection and load control
US4250794A (en) * 1978-03-31 1981-02-17 Caterpillar Tractor Co. High pressure hydraulic system
DE2908583A1 (de) * 1979-03-05 1980-09-18 Wabco Fahrzeugbremsen Gmbh Einrichtung zur endabbremsung des arbeitskolbens eines doppeltwirkenden arbeitszylinders
GB2053419A (en) * 1979-07-06 1981-02-04 Singer Co Uk Ltd Hydraulic Control Apparatus
US4359931A (en) * 1981-01-19 1982-11-23 The Warner & Swasey Company Regenerative and anticavitation hydraulic system for an excavator
US4416187A (en) * 1981-02-10 1983-11-22 Nystroem Per H G On-off valve fluid governed servosystem
DE3410033A1 (de) * 1984-03-19 1985-09-26 Alfred Teves Gmbh, 6000 Frankfurt Vorrichtung zur hydraulischen unterstuetzung der lenkkraft
US4628499A (en) * 1984-06-01 1986-12-09 Scientific-Atlanta, Inc. Linear servoactuator with integrated transformer position sensor
SE459878B (sv) * 1985-01-07 1989-08-14 Akermans Verkstad Ab Foerfarande och anordning foer att reducera kolvhastigheten i speciellt en arbetsmaskins kolv- och cylinderaggregat
DE3660226D1 (en) * 1985-02-04 1988-06-30 Hitachi Construction Machinery Control system for hydraulic circuit
JPS61222527A (ja) * 1985-03-29 1986-10-03 Mitsubishi Heavy Ind Ltd 混練機
EP0252073B1 (de) * 1985-12-29 1989-08-23 Központi Bányászati Fejlesztési Intézet Betätigungsvorrichtung für ventile oder ähnliche verschlussorgane in rohrkammerzuführungen von hydraulischen transporteinrichtungen
US4840111A (en) * 1986-01-31 1989-06-20 Moog Inc. Energy-conserving regenerative-flow valves for hydraulic servomotors
JPS6313904A (ja) * 1986-07-01 1988-01-21 Diesel Kiki Co Ltd 車両用液圧型アクチユエ−タ

Also Published As

Publication number Publication date
ATE141852T1 (de) 1996-09-15
EP0340869B1 (de) 1996-08-28
EP0340869A2 (de) 1989-11-08
IT8820486A0 (it) 1988-05-06
EP0340869A3 (de) 1991-11-27
US5074192A (en) 1991-12-24
DE68927021D1 (de) 1996-10-02
IT1217518B (it) 1990-03-22
JPH0215898A (ja) 1990-01-19
JP2554165B2 (ja) 1996-11-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee