CA942019A - Method and apparatus for moulding articles from thermoplastic material by injection moulding - Google Patents

Method and apparatus for moulding articles from thermoplastic material by injection moulding

Info

Publication number
CA942019A
CA942019A CA088,305A CA88305A CA942019A CA 942019 A CA942019 A CA 942019A CA 88305 A CA88305 A CA 88305A CA 942019 A CA942019 A CA 942019A
Authority
CA
Canada
Prior art keywords
moulding
thermoplastic material
articles
injection moulding
injection
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
CA088,305A
Other languages
English (en)
Inventor
Wladyslaw H. Skoroszewski
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Application granted granted Critical
Publication of CA942019A publication Critical patent/CA942019A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/27Sprue channels ; Runner channels or runner nozzles
    • B29C45/28Closure devices therefor
    • B29C45/2803Closure devices therefor comprising a member with an opening or the injection nozzle movable into or out of alignment with the sprue channel or mould gate
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/36Feeding the material to be shaped
    • B29C44/38Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • B29C44/424Details of machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/36Feeding the material to be shaped
    • B29C44/38Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • B29C44/424Details of machines
    • B29C44/425Valve or nozzle constructions; Details of injection devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/58Moulds
    • B29C44/581Closure devices for pour holes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/27Sprue channels ; Runner channels or runner nozzles
    • B29C45/2725Manifolds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/27Sprue channels ; Runner channels or runner nozzles
    • B29C45/2725Manifolds
    • B29C2045/2733Inserts, plugs, bushings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/27Sprue channels ; Runner channels or runner nozzles
    • B29C2045/2762Seals between nozzle and manifold
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/27Sprue channels ; Runner channels or runner nozzles
    • B29C2045/277Spacer means or pressure pads between manifold and mould plates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/27Sprue channels ; Runner channels or runner nozzles
    • B29C2045/2791Alignment means between nozzle and manifold
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/27Sprue channels ; Runner channels or runner nozzles
    • B29C45/2701Details not specific to hot or cold runner channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
CA088,305A 1969-07-17 1970-07-15 Method and apparatus for moulding articles from thermoplastic material by injection moulding Expired CA942019A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3599469 1969-07-17

Publications (1)

Publication Number Publication Date
CA942019A true CA942019A (en) 1974-02-19

Family

ID=10383805

Family Applications (1)

Application Number Title Priority Date Filing Date
CA088,305A Expired CA942019A (en) 1969-07-17 1970-07-15 Method and apparatus for moulding articles from thermoplastic material by injection moulding

Country Status (8)

Country Link
BE (1) BE753427A (nl)
CA (1) CA942019A (nl)
DE (1) DE2035159A1 (nl)
FR (1) FR2055102A5 (nl)
GB (1) GB1317439A (nl)
NL (1) NL164225C (nl)
NO (1) NO136447C (nl)
SE (1) SE360302B (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2718083A4 (en) * 2011-06-09 2015-03-18 Husky Injection Molding WEAR-RESISTANT ASSEMBLY FOR CONTACTING MOLDING TOOL SYSTEM COMPONENTS

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51136742A (en) * 1975-05-21 1976-11-26 Fuji Plastics Runnerless mold of hot runner type
DE2826709C2 (de) * 1978-06-19 1983-11-03 Didier-Werke Ag, 6200 Wiesbaden Schieberplatte für Schiebeverschlüsse an Metallschmelze enthaltenden Behältern sowie Verfahren zur Herstellung solcher Schieberplatten
DE3220707C2 (de) * 1982-06-02 1984-08-09 Dr. Boy GmbH, 5466 Neustadt Mehrfachdüse, angeordnet am Spritzkopf einer Spritzgießmaschine
CA1239515A (en) * 1985-09-13 1988-07-26 Jobst U. Gellert Injection molding manifold system having balanced bridging manifold
CA2022123C (en) * 1990-07-27 1998-02-03 Jobst Ulrich Gellert Injection molding insulative and resilient spacer member
EP0907486B1 (de) * 1996-06-12 2000-08-09 Otto Hofstetter AG Heisskanal-koinjektions-verteilerblockanordnung
WO2004041505A1 (en) * 2002-11-06 2004-05-21 Pawel Samotik Shut-off device and method for hot runner gates
CN111421738A (zh) * 2020-06-15 2020-07-17 常源科技(天津)有限公司 一种平面封胶式微开模发泡注塑模具
CN116533455B (zh) * 2023-05-11 2023-11-03 湖北正策电气设备有限公司 一种用于全自动橡胶射出成型机的电缆插拔头冷流道模具

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2718083A4 (en) * 2011-06-09 2015-03-18 Husky Injection Molding WEAR-RESISTANT ASSEMBLY FOR CONTACTING MOLDING TOOL SYSTEM COMPONENTS
US9289930B2 (en) 2011-06-09 2016-03-22 Husky Injection Molding Systems Ltd. Wear resistant assembly for contacting components of mold-tool system

Also Published As

Publication number Publication date
FR2055102A5 (nl) 1971-05-07
NL164225B (nl) 1980-07-15
BE753427A (nl) 1971-01-14
SE360302B (nl) 1973-09-24
NL164225C (nl) 1980-12-15
GB1317439A (en) 1973-05-16
DE2035159A1 (de) 1971-02-11
NL7010434A (nl) 1971-01-19
NO136447B (nl) 1977-05-31
NO136447C (no) 1977-09-07

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