ES2107224T3 - Expulsor de casquillos. - Google Patents

Expulsor de casquillos.

Info

Publication number
ES2107224T3
ES2107224T3 ES94916951T ES94916951T ES2107224T3 ES 2107224 T3 ES2107224 T3 ES 2107224T3 ES 94916951 T ES94916951 T ES 94916951T ES 94916951 T ES94916951 T ES 94916951T ES 2107224 T3 ES2107224 T3 ES 2107224T3
Authority
ES
Spain
Prior art keywords
ejector
bush
sleeve
area
progressively tapered
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
ES94916951T
Other languages
English (en)
Inventor
Rainer Knarr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of ES2107224T3 publication Critical patent/ES2107224T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
    • B22D17/2236—Equipment for loosening or ejecting castings from dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/4005—Ejector constructions; Ejector operating mechanisms
    • B29C45/401—Ejector pin constructions or mountings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Pens And Brushes (AREA)

Abstract

LA INVENCION SE REFIERE A UN EYECTOR DE CASQUILLO INCORPORADO DENTRO DE UNA HERRAMIENTA DE INYECCION Y MOLDEO A PRESION. LA INVENCION SE CARACTERIZA DE TAL MODO, QUE EN EL INTERIOR DEL CASQUILLO EYECTOR LA TRANSICION ENTRE EL AREA DE DESENGANCHE Y EL AREA DE GUIA DISPONE DE UN DESARROLLO CONICO PROGRESIVO. ADICIONALMENTE, TANTO LA SECCION TRANSVERSAL INTERIOR COMO LA EXTERIOR DEL CASQUILLO, NO SOLAMENTE PUEDE SER CIRCULARES SINO TAMBIEN DISPONER DE VARIOS PERFILES GEOMETRICOS. LOS CONTORNOS INTERIOR Y EXTERIOR DE CUALQUIER PERFIL GEOMETRICO DESEADO PUEDE SER OBTENIDO MEDIANTE EL AREA DE GUIA DE PERFIL CONICO PROGRESIVO CORRESPONDIENTE.
ES94916951T 1993-05-13 1994-05-11 Expulsor de casquillos. Expired - Lifetime ES2107224T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4316029A DE4316029C1 (de) 1993-05-13 1993-05-13 Stufenloser Hülsenauswerfer

Publications (1)

Publication Number Publication Date
ES2107224T3 true ES2107224T3 (es) 1997-11-16

Family

ID=6488004

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94916951T Expired - Lifetime ES2107224T3 (es) 1993-05-13 1994-05-11 Expulsor de casquillos.

Country Status (6)

Country Link
EP (1) EP0697948B1 (es)
AT (1) ATE155389T1 (es)
DE (2) DE4316029C1 (es)
DK (1) DK0697948T3 (es)
ES (1) ES2107224T3 (es)
WO (1) WO1994026496A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19632507C2 (de) * 1996-08-13 2001-12-06 Hasco Normalien Hasenclever Co Werkzeugform zur Verarbeitung plastischer Massen, insbesondere Kunststoffspritzgießform
DE29903233U1 (de) * 1999-02-23 1999-07-08 Voss, Dieter, 59557 Lippstadt Halbzeug für Auswerferhülsen für Spritz- und Druckgußwerkzeuge
EP1223021A1 (en) * 2001-01-15 2002-07-17 NAVARRA PRUNA, Alberto Expandable ejector for injection moulds
DE102005055807A1 (de) 2004-11-30 2006-06-01 Hasco Hasenclever Gmbh + Co Kg Werkzeugstift, wie formgebender Werkzeugstift, Kernstift, Auswerferstift oder dergleichen, bei einer Werkzeugform zur Verarbeitung plastischer Massen, insbesondere Kunststoffspritzgießform
CN102527987B (zh) * 2010-12-31 2013-09-25 东莞市东升压铸模具有限公司 一种用于制造电动后视镜电机端盖的压铸模具
DE202019102059U1 (de) 2019-04-10 2019-05-27 Knarr Vertriebs Gmbh Auswerfstift mit Verdrehsicherung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3433450A (en) * 1966-12-12 1969-03-18 Robert F Brunner Ejector and mold plate attachment for plastic molding machines
GB1331073A (en) * 1969-11-14 1973-09-19 Olivetti & Co Spa Injection moulding machine
US4364720A (en) * 1980-12-22 1982-12-21 Ryder International Corporation Molding machine and system for accomodating a plurality of such machines
JPS61103661A (ja) * 1984-10-29 1986-05-22 Nichiei Kozai Kk 型鋳造用複合ピン

Also Published As

Publication number Publication date
DE59403402D1 (de) 1997-08-21
WO1994026496A1 (de) 1994-11-24
EP0697948B1 (de) 1997-07-16
EP0697948A1 (de) 1996-02-28
DK0697948T3 (da) 1998-02-23
ATE155389T1 (de) 1997-08-15
DE4316029C1 (de) 1994-11-17

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