ES8204941A1 - Procedimiento para la intrusion con inyeccion sucesiva a alta preion de termoplasticos. - Google Patents

Procedimiento para la intrusion con inyeccion sucesiva a alta preion de termoplasticos.

Info

Publication number
ES8204941A1
ES8204941A1 ES499258A ES499258A ES8204941A1 ES 8204941 A1 ES8204941 A1 ES 8204941A1 ES 499258 A ES499258 A ES 499258A ES 499258 A ES499258 A ES 499258A ES 8204941 A1 ES8204941 A1 ES 8204941A1
Authority
ES
Spain
Prior art keywords
intrusion
injection moulding
thermoplastics
carrying
moulding device
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
ES499258A
Other languages
English (en)
Other versions
ES499258A0 (es
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.)
LORENZIN IND MECC
Original Assignee
LORENZIN IND MECC
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 LORENZIN IND MECC filed Critical LORENZIN IND MECC
Publication of ES499258A0 publication Critical patent/ES499258A0/es
Publication of ES8204941A1 publication Critical patent/ES8204941A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/53—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston
    • B29C45/54—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston and plasticising screw
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/57—Exerting after-pressure on the moulding material

Abstract

PROCEDIMIENTO PARA LA INTRUSION CON INYECCION SUCESIVA A ALTA PRESION DE TERMOPLASTICOS. COMPRENDE LAS SIGUIENTES OPERACIONES: SE INTRODUCE EL MATERIAL EN LA MATRIZ (11) EN UNA PRIMERA FASE DE INTRUSION A BAJA PRESION, HASTA QUE SE DETECTA MEDIANTE UN DISPOSITIVO SENSOR LA SEÑAL DE LLENADO TOTAL; SE INYECTA, EN UNA FASE DE INYECCION A ALTA PRESION, UNA PEQUEÑA CANTIDAD DE MATERIAL CONTENIDO EN UNA PROLONGACION DEL CONTENIDO DEL INYECTOR (4), PARA COMPACTAR Y COMPENSAR LAS COANTRACCIONES DEL MATERIAL; SE RETIRA EL INYECTOR (4), PRODUCIENDOSE UNA SUCCION DEL MATERIAL CON FRACTURA DE LA COLADA, Y POR ULTIMO, DESPUES DE UN PERIODO DE ENFRIAMIENTO, SE ABRE LA MATRIZ (11) Y SE EXTRAE EL PRODUCTO TERMINADO.
ES499258A 1980-01-16 1981-01-14 Procedimiento para la intrusion con inyeccion sucesiva a alta preion de termoplasticos. Expired ES8204941A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT41511/80A IT1154159B (it) 1980-01-16 1980-01-16 Procedimento per l'intrusione con successiva iniezione ad alta pressione di termoplastici e dispositivo iniettore per attuare tale procedimento

Publications (2)

Publication Number Publication Date
ES499258A0 ES499258A0 (es) 1982-06-01
ES8204941A1 true ES8204941A1 (es) 1982-06-01

Family

ID=11250431

Family Applications (1)

Application Number Title Priority Date Filing Date
ES499258A Expired ES8204941A1 (es) 1980-01-16 1981-01-14 Procedimiento para la intrusion con inyeccion sucesiva a alta preion de termoplasticos.

Country Status (4)

Country Link
DE (1) DE3100705A1 (es)
ES (1) ES8204941A1 (es)
FR (1) FR2473410A1 (es)
IT (1) IT1154159B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19819833C2 (de) * 1998-05-04 2002-01-17 Battenfeld Gmbh Verfahren und Vorrichtung zum Einspritzen von Kunststoffmaterial

Also Published As

Publication number Publication date
IT1154159B (it) 1987-01-21
ES499258A0 (es) 1982-06-01
FR2473410A1 (fr) 1981-07-17
DE3100705A1 (de) 1981-11-26
IT8041511A0 (it) 1980-01-16

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