GB9521622D0 - Apparatus and method of injection moulding - Google Patents

Apparatus and method of injection moulding

Info

Publication number
GB9521622D0
GB9521622D0 GBGB9521622.2A GB9521622A GB9521622D0 GB 9521622 D0 GB9521622 D0 GB 9521622D0 GB 9521622 A GB9521622 A GB 9521622A GB 9521622 D0 GB9521622 D0 GB 9521622D0
Authority
GB
United Kingdom
Prior art keywords
injection moulding
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.)
Withdrawn
Application number
GBGB9521622.2A
Other versions
GB2306378A (en
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.)
University of Warwick
Original Assignee
University of Warwick
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 University of Warwick filed Critical University of Warwick
Priority to GB9521622A priority Critical patent/GB2306378A/en
Publication of GB9521622D0 publication Critical patent/GB9521622D0/en
Publication of GB2306378A publication Critical patent/GB2306378A/en
Withdrawn legal-status Critical Current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
    • B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • 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
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/568—Applying vibrations to the mould parts
    • 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
    • B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • B29C2045/0031—Movable mould wall parts in contact with weld lines, e.g. rotating pins for stirring the weld line
    • 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
    • B29C45/2628—Moulds with mould parts forming holes in or through the moulded article, e.g. for bearing cages

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
GB9521622A 1995-10-21 1995-10-21 Injection moulding apparatus Withdrawn GB2306378A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9521622A GB2306378A (en) 1995-10-21 1995-10-21 Injection moulding apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9521622A GB2306378A (en) 1995-10-21 1995-10-21 Injection moulding apparatus

Publications (2)

Publication Number Publication Date
GB9521622D0 true GB9521622D0 (en) 1996-01-03
GB2306378A GB2306378A (en) 1997-05-07

Family

ID=10782716

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9521622A Withdrawn GB2306378A (en) 1995-10-21 1995-10-21 Injection moulding apparatus

Country Status (1)

Country Link
GB (1) GB2306378A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115262288A (en) * 2022-07-19 2022-11-01 永发（江苏）模塑包装科技有限公司 Ultrasonic-enhanced dehydration mold for pulp molding and use method

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9818972D0 (en) * 1998-09-02 1998-10-21 Px Technologies Ltd Improvements in or relating to molding
US6764637B2 (en) 2001-11-20 2004-07-20 Battelle Memorial Institute Methods of joining polymers using ultrasonic energy
DE10233067A1 (en) * 2002-07-19 2004-02-05 Bühler AG Forming a crystallizable material in the liquid or pasty state
DE102005025461B4 (en) * 2005-06-02 2008-08-21 Ems-Chemie Ag Method for compensating the orientation of fillers and / or the distribution of fillers in injection molded parts
EP2686152B1 (en) 2011-03-15 2016-04-27 3M Innovative Properties Company Method for ultrasonic-assisted injection molding of precisely-shaped articles
TWI615260B (en) * 2014-12-27 2018-02-21 Polymer molding die

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6254757A (en) * 1985-05-23 1987-03-10 Toray Ind Inc Polyphenylene sulfide resin composition
JPH03213317A (en) * 1990-01-19 1991-09-18 Idemitsu Kosan Co Ltd Injection molding method and its device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115262288A (en) * 2022-07-19 2022-11-01 永发（江苏）模塑包装科技有限公司 Ultrasonic-enhanced dehydration mold for pulp molding and use method

Also Published As

Publication number Publication date
GB2306378A (en) 1997-05-07

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)