BR9507695A - Processos de moldar por injeção para uso com máquina de moldarpor injeção e para reduzir as tensões internas nas peças de plástico formadas em uma cavidade de molde - Google Patents

Processos de moldar por injeção para uso com máquina de moldarpor injeção e para reduzir as tensões internas nas peças de plástico formadas em uma cavidade de molde

Info

Publication number
BR9507695A
BR9507695A BR9507695A BR9507695A BR9507695A BR 9507695 A BR9507695 A BR 9507695A BR 9507695 A BR9507695 A BR 9507695A BR 9507695 A BR9507695 A BR 9507695A BR 9507695 A BR9507695 A BR 9507695A
Authority
BR
Brazil
Prior art keywords
injection molding
mold cavity
plastic parts
parts formed
internal stresses
Prior art date
Application number
BR9507695A
Other languages
English (en)
Inventor
Milko G Guergov
Original Assignee
Milko G Guergov
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 Milko G Guergov filed Critical Milko G Guergov
Publication of BR9507695A publication Critical patent/BR9507695A/pt

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
    • B29C45/76—Measuring, controlling or regulating
    • 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
    • B22D17/08—Cold chamber machines, i.e. with unheated press chamber into which molten metal is ladled
    • B22D17/10—Cold chamber machines, i.e. with unheated press chamber into which molten metal is ladled with horizontal press motion
    • 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
    • B22D17/32—Controlling equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
    • B22D27/09—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using pressure
    • B22D27/13—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using pressure making use of gas pressure
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/10—Moulds or cores; Details thereof or accessories therefor with incorporated venting means
    • 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
    • B29C45/1703—Introducing an auxiliary fluid into the mould
    • 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
    • B29C45/34—Moulds having venting means
    • 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
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/7693—Measuring, controlling or regulating using rheological models of the material in the mould, e.g. finite elements method
    • 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
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
BR9507695A 1994-05-02 1995-04-13 Processos de moldar por injeção para uso com máquina de moldarpor injeção e para reduzir as tensões internas nas peças de plástico formadas em uma cavidade de molde BR9507695A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08236471 US5441680B1 (en) 1994-05-02 1994-05-02 Method and apparatus for injection molding
PCT/US1995/004595 WO1995029802A1 (en) 1994-05-02 1995-04-13 Method and apparatus for injection molding

Publications (1)

Publication Number Publication Date
BR9507695A true BR9507695A (pt) 1997-08-19

Family

ID=22889642

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9507695A BR9507695A (pt) 1994-05-02 1995-04-13 Processos de moldar por injeção para uso com máquina de moldarpor injeção e para reduzir as tensões internas nas peças de plástico formadas em uma cavidade de molde

Country Status (11)

Country Link
US (3) US5441680B1 (pt)
EP (2) EP0758292B1 (pt)
JP (2) JP4332217B2 (pt)
AU (1) AU2383495A (pt)
BR (1) BR9507695A (pt)
CA (1) CA2189350C (pt)
DE (1) DE69535396T2 (pt)
MX (1) MX9605235A (pt)
NO (1) NO964634L (pt)
NZ (1) NZ284649A (pt)
WO (1) WO1995029802A1 (pt)

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US6019918A (en) * 1997-01-17 2000-02-01 Guergov; Milko G. Gas assisted injection molding with controlled internal melt pressure
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US5558824A (en) * 1994-05-23 1996-09-24 General Motors Corporation Gas-assisted plastics injection molding with controlled melt flow and method of controlling melt flow
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CA2836783C (en) 2011-05-20 2017-02-21 The Procter & Gamble Company Apparatus and method for injection molding at low constant pressure
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EP3236798A1 (en) 2014-12-22 2017-11-01 The Procter and Gamble Company Package for consumer care products
CN105799132A (zh) * 2016-03-23 2016-07-27 江苏景越塑料科技有限公司 塑料制品的气浮成型注塑制备方法及其用途
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CN106313462A (zh) * 2016-08-29 2017-01-11 宁波朗迪叶轮机械有限公司 一种叶片气辅注塑成型工艺
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Also Published As

Publication number Publication date
EP1184151A3 (en) 2002-12-04
DE69535396D1 (de) 2007-04-05
EP0758292A4 (en) 1999-01-20
DE69535396T2 (de) 2007-10-31
US5441680A (en) 1995-08-15
NZ284649A (en) 1997-03-24
AU2383495A (en) 1995-11-29
EP0758292B1 (en) 2007-02-21
US5728329A (en) 1998-03-17
US5441680B1 (en) 1997-04-29
JP4332217B2 (ja) 2009-09-16
MX9605235A (es) 1997-12-31
EP1184151A2 (en) 2002-03-06
CA2189350C (en) 2006-01-31
JP2007185970A (ja) 2007-07-26
CA2189350A1 (en) 1995-11-09
US5662841A (en) 1997-09-02
EP0758292A1 (en) 1997-02-19
JPH09512503A (ja) 1997-12-16
NO964634D0 (no) 1996-11-01
WO1995029802A1 (en) 1995-11-09
NO964634L (no) 1996-12-30

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