ES2035379T3 - Dispositivo para el frenado del portapunzon de una prensa hidraulica. - Google Patents

Dispositivo para el frenado del portapunzon de una prensa hidraulica.

Info

Publication number
ES2035379T3
ES2035379T3 ES198989102103T ES89102103T ES2035379T3 ES 2035379 T3 ES2035379 T3 ES 2035379T3 ES 198989102103 T ES198989102103 T ES 198989102103T ES 89102103 T ES89102103 T ES 89102103T ES 2035379 T3 ES2035379 T3 ES 2035379T3
Authority
ES
Spain
Prior art keywords
cylinder
damage
piston
braking
hydraulic press
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
ES198989102103T
Other languages
English (en)
Inventor
Richard Dipl.-Ing. Brussel
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.)
Umformtechnik Erfurt GmbH
Original Assignee
Umformtechnik Erfurt GmbH
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 Umformtechnik Erfurt GmbH filed Critical Umformtechnik Erfurt GmbH
Application granted granted Critical
Publication of ES2035379T3 publication Critical patent/ES2035379T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B30B15/0052—Details of, or accessories for, presses; Auxiliary measures in connection with pressing for fluid driven presses
    • 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
    • B30B15/245—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 using auxiliary cylinder and piston means as actuating members
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/047—Seal ring

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Presses And Accessory Devices Thereof (AREA)
  • Control Of Presses (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

CON UN DISPOSITIVO PARA REFRENADO DEL PISON DE UNA PRENSA ESPECIALMENTE PARA EL PRENSADO DE PIEZAS DE MOLDEO DE PLASTICOS DE FIBRA REFORZADA CUYO PISON SE IMPULSA POR AL MENOS DOS CILINDROS CONTRAPUESTOS (2) HIDRAULICOS GOBERNADOS PARALELAMENTE, SE PRODUCE UNA DISMINUCION TEMPORAL DE LA PALANCA DE CIERRE DE LA PRENSA DE MODO QUE ENTRE EL PISON Y CADA CILINDRO CONTRAPUESTO (2) SE CONECTA UN AMORTIGUADOR HIDRAULICO, AJUSTABLE SOBRE UNA DETERMINADA ALTURA POR ESTRANGULACION (CILINDRO 7 Y EMBOLO DE AMORTIGUACION 9), CUYA FUERZA DE AMORTIGUACION SE AJUSTA MENOR QUE LA FUERZA DEL CILINDRO CONTRAPUESTO (2).
ES198989102103T 1988-02-18 1989-02-08 Dispositivo para el frenado del portapunzon de una prensa hidraulica. Expired - Lifetime ES2035379T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3805004A DE3805004C2 (de) 1988-02-18 1988-02-18 Einrichtung zum Abbremsen des Stößels einer hydraulischen Presse

Publications (1)

Publication Number Publication Date
ES2035379T3 true ES2035379T3 (es) 1993-04-16

Family

ID=6347624

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198989102103T Expired - Lifetime ES2035379T3 (es) 1988-02-18 1989-02-08 Dispositivo para el frenado del portapunzon de una prensa hidraulica.

Country Status (5)

Country Link
US (1) US4921419A (es)
EP (1) EP0329000B1 (es)
JP (1) JPH01249300A (es)
DE (1) DE3805004C2 (es)
ES (1) ES2035379T3 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0727295A3 (en) * 1995-02-09 1997-07-09 Ewi Inc Method and apparatus for plastic compression molding in a mechanical platen press
DE50101856D1 (de) * 2001-08-17 2004-05-06 Ferromatik Milacron Maschb Gmb Schliesseinheit einer Drei-Platten-Spritzgiessmaschine
US7959837B2 (en) * 2009-04-01 2011-06-14 The Gillette Company Method of compacting material
US7850884B2 (en) * 2009-04-01 2010-12-14 The Gillette Company Method of compacting material
CN106825355B (zh) * 2017-03-23 2019-03-19 莱芜钢铁集团有限公司 一种联结结构及水压机

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2113115A (en) * 1934-05-25 1938-04-05 Hydraulic Press Corp Hydromechanical press
US2809542A (en) * 1953-02-17 1957-10-15 Baldwin Lima Hamilton Corp Compensating system for presses
NL7207024A (es) * 1972-05-25 1973-11-27
US3932087A (en) * 1974-01-07 1976-01-13 Toolex Alpha Aktiebolag Arrangement in moulding presses with parted press tools for the production of hot-pressed plastic material products, especially grammophone records
US3997286A (en) * 1976-03-15 1976-12-14 Chicago Rawhide Manufacturing Company Molding apparatus and vacuum system therefor
US4055205A (en) * 1976-07-16 1977-10-25 Blandin Wood Products Press seal
DE2812973C2 (de) * 1978-03-23 1984-09-20 Maschinenfabrik Lauffer & Butscher, 7240 Horb Einrichtung zur Dämpfung des Schnittschlages an einer hydraulischen Presse

Also Published As

Publication number Publication date
US4921419A (en) 1990-05-01
DE3805004A1 (de) 1989-08-31
EP0329000B1 (de) 1992-10-28
DE3805004C2 (de) 1996-10-31
JPH01249300A (ja) 1989-10-04
EP0329000A1 (de) 1989-08-23

Similar Documents

Publication Publication Date Title
MX159662A (es) Dispositivo para determinar la carrera de un piston en unidades hidraulicas,neumaticas o hidroneumaticas
IT1193718B (it) Dispositivo a cilindro e stantuffo quale ammortizzatore idraulico o simile
IT8421613A0 (it) Ammortizzatore idraulico regolabile in funzione della velocita' del pistone.
IT8121187A0 (it) Dispositivo per segnalare a ritroso esattamente la posizione di un pistone di lavoro, sollecitabile bilateralmente, in un cilindro dilavoro idraulico.
IT1129208B (it) Dispositivo per la frenatura di fine corsa del pistone di un cilindro di lavoro a doppio effetto particolarmente per chiudiporta auromatici
DE3873344D1 (de) Bremsvorrichtung in einer geradlinigen bewegungsvorrichtung.
ES8504638A1 (es) Un aparato para el corte de laminas de vidrio planas segun un perfil programado
MX9207669A (es) Aparato de piston hidraulico para usarse en retardadores de maquina de liberacion de compresion.
ES2035379T3 (es) Dispositivo para el frenado del portapunzon de una prensa hidraulica.
SE8505313L (sv) Fastspenningsanordning
ATE36133T1 (de) Hydraulische presse zum verpressen von mit glasfasern verstaerkten kunststoffmatten.
ES2060318T3 (es) Conjunto de frenado con amplificacion hidraulica.
ES476613A1 (es) Perfeccionamientos en dispositivos de soltado rapido para cilindros de freno de muelle acumulador.
ES2091734T1 (es) Biela tratada superficialmente.
FR2324916A1 (fr) Ensemble cylindre-piston a actionnement par fluide
DE3871161D1 (de) Ziehapparat in einer presse.
DE3787891D1 (de) Indirekte strangpresse mit auf dem stössel befestigtem werkzeugrevolverkopf.
ATE45111T1 (de) Schmiedepresse in unterflurbauart.
ATE132781T1 (de) Giesseinheit für hydraulische druckgiessmaschine mit einer vorrichtung für entstörung von druckspitzen während der giessung
ES2070461T3 (es) Dispositivo de accionamiento de un cilindro principal.
GB1371390A (en) Hydraulic press
ES287003U (es) Perfeccionamientos en los cilindros para el accionamiento defrenos magneticos sobre carriles
AR231760A1 (es) Una disposicion limitadora de carrera para un cilindro hidraulico
AR223105A1 (es) Piston neumatico o hidraulico,que se desplaza dentro de un cilindro que esta provisto de una ranura lateral por donde asoma la toma de fuerza del piston
GB824734A (en) Improvements in hydraulic rams and the like

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 329000

Country of ref document: ES