IT1175072B - Dispositivo di iniezione in forma e procedimento per la formatura a iniezione di parti in materiale plastico - Google Patents

Dispositivo di iniezione in forma e procedimento per la formatura a iniezione di parti in materiale plastico

Info

Publication number
IT1175072B
IT1175072B IT83353/83A IT8335383A IT1175072B IT 1175072 B IT1175072 B IT 1175072B IT 83353/83 A IT83353/83 A IT 83353/83A IT 8335383 A IT8335383 A IT 8335383A IT 1175072 B IT1175072 B IT 1175072B
Authority
IT
Italy
Prior art keywords
injection
procedure
shape
plastic parts
injection device
Prior art date
Application number
IT83353/83A
Other languages
English (en)
Other versions
IT8383353A0 (it
Inventor
Robert Spurr
Original Assignee
Emhart Ind
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 Emhart Ind filed Critical Emhart Ind
Publication of IT8383353A0 publication Critical patent/IT8383353A0/it
Application granted granted Critical
Publication of IT1175072B publication Critical patent/IT1175072B/it

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
    • B29C45/57—Exerting after-pressure on the moulding material
    • 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
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/2758—Means for preventing drooling by decompression of the moulding material
    • 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
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • 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
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • B29C45/281—Drive means therefor
    • B29C2045/2813—Common drive means for several needle valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
IT83353/83A 1982-03-19 1983-03-17 Dispositivo di iniezione in forma e procedimento per la formatura a iniezione di parti in materiale plastico IT1175072B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US36004882A 1982-03-19 1982-03-19

Publications (2)

Publication Number Publication Date
IT8383353A0 IT8383353A0 (it) 1983-03-17
IT1175072B true IT1175072B (it) 1987-07-01

Family

ID=23416382

Family Applications (1)

Application Number Title Priority Date Filing Date
IT83353/83A IT1175072B (it) 1982-03-19 1983-03-17 Dispositivo di iniezione in forma e procedimento per la formatura a iniezione di parti in materiale plastico

Country Status (7)

Country Link
JP (1) JPS58171929A (it)
AU (1) AU1266083A (it)
CA (1) CA1202459A (it)
DE (1) DE3307586A1 (it)
FR (1) FR2523506A1 (it)
GB (1) GB2116903B (it)
IT (1) IT1175072B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172240B (en) * 1985-03-01 1989-06-21 Malcolm Terence Barrett Improvements relating to injection moulding
IT8553277V0 (it) * 1985-04-19 1985-04-19 Sandretto Ind Dispositivo di iniezione per materiali plastici
DE3516179A1 (de) * 1985-05-06 1986-11-06 Krupp Kautex Maschinenbau GmbH, 5300 Bonn Verfahren und vorrichtung zum herstellen von gegenstaenden aus thermoplastischem kunststoff durch spritzgiessen
HUT56312A (en) * 1988-10-13 1991-08-28 Sanri Kk Method and apparatus for injection moulding
DE69023002D1 (de) * 1989-10-12 1995-11-16 Seiki Corp Spritzgiessverfahren und -vorrichtung vom typ mit einer nachdruckkammer.
DE4221423C2 (de) * 1992-06-30 2002-06-20 Sig Corpoplast Gmbh & Co Kg Verfahren und Vorrichtung zum Herstellen von Gegenständen aus thermoplastischem Kunststoff durch Spritzgießen
DE4224196C3 (de) * 1992-07-17 1997-10-09 Mannesmann Ag Vorrichtung zum Nachdrücken von Spritzgießmassen
NL9301167A (nl) * 1993-07-02 1995-02-01 Stork Plastics Machinery Bv Werkwijze en inrichting voor het spuitgieten van plastic voorwerpen.
JP5535595B2 (ja) 2009-11-25 2014-07-02 日精エー・エス・ビー機械株式会社 射出装置及び樹脂の射出方法
EP3328325B1 (en) 2015-07-27 2022-11-23 Ossur Iceland EHF Knitted interface

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1114795A (fr) * 1953-12-07 1956-04-17 Stokes Machine Co Presse et procédé pour moulage par injection de matière thermoplastique ou applications similaires
GB888448A (en) * 1960-02-08 1962-01-31 R H Windsor Ltd Improvements in injection moulding machines
GB1454513A (en) * 1973-04-14 1976-11-03 Gkn Group Services Ltd Production of bodies from synthetic plastics material
FR2325490A1 (fr) * 1975-09-26 1977-04-22 Creusot Loire Dispositif de maintien de pression pour une machine de moulage par injection de matiere plastique et procede de moulage par injection correspondant
NO753485L (it) * 1975-10-31 1976-05-03 Bone Cravens Ltd
EP0077847A1 (de) * 1981-10-28 1983-05-04 Rolf Ditter Spritzgiesseinrichtung für Spritzgiessmaschinen und/oder Spritzgiesswerkzeuge

Also Published As

Publication number Publication date
GB8307468D0 (en) 1983-04-27
AU1266083A (en) 1983-09-22
JPS58171929A (ja) 1983-10-08
GB2116903A (en) 1983-10-05
FR2523506A1 (fr) 1983-09-23
CA1202459A (en) 1986-04-01
DE3307586A1 (de) 1983-09-29
GB2116903B (en) 1986-01-08
IT8383353A0 (it) 1983-03-17

Similar Documents

Publication Publication Date Title
IT8467227A0 (it) Procedimento e dispositivo per laproduzione di contenitori di materiale plastico
IT1219813B (it) Procedimento ed apparecchio per la estruzione di tubo in materiale plastico
GB2145965B (en) Mounting dies in injection moulds
BR8304068A (pt) Molde para injecao
IT1175072B (it) Dispositivo di iniezione in forma e procedimento per la formatura a iniezione di parti in materiale plastico
IT1169322B (it) Stampo formatore per contenitori in materiale plastico orientato
IT1169398B (it) Macchina di stampaggio ad iniezione particolarmente di oggetti in materiale plastico
AT387750B (de) Spritzgiessform
IT8519521A0 (it) Procedimento ed apparecchiatura per lo stampaggio di materiale plastico espanso in combinazione con materiale plastico rigido
IT8312591A0 (it) Procedimento di sformatura di articoli tubolari in materiale plastico dotati di sporgenze anulari
ES533293A0 (es) Perfeccionamientos en los aparatos de inyeccion directa de material plastico en un molde
FR2536150B1 (fr) Perfectionnements a des caillebotis en matiere plastique moulee
BR8605857A (pt) Conjunto ejetor para maquinas de moldagem por injecao
IT8167294A0 (it) Componenti stampati in forma
IT1230645B (it) Dispositivo per l'iniezione di materiale termoplastico in stampo
IT1159346B (it) Procedimento per l'iniezione a caldo in due tempi di elementi curvilinei in materiale termoplastico
AT386154B (de) Spritzgiessform
IT1157573B (it) Procedimento e stampo per la formatura di sottopiedi in materiale plastico per calzature
IT8449016A0 (it) Apparecchio e procedimento per lostampaggio ad iniezione di oggetti in materiale polimerico
KR880021572U (ko) 사출금형의 슬라이드 코어를 이용한 언더컷 처리 장치
IT1220850B (it) Procedimento di stampaggio di elementi in materiale poliespanso
BR8205127A (pt) Processo de injecao do encaixe do corte no molde
BR6301578U (pt) Disposicao introduzida em chuveiro plastico
KR870009835U (ko) 사출금형의 언더커트 처리장치
IT9019868A1 (it) Apparecchiatura e procedimento per inserire solidalmente in prodotti in materiale plastico inserti realizzati in materiale trasparente