CA2216065C - Obturateur ameliore d'entree de canal chauffe et methode d'elimination de l'orientation moleculaire unidirectionnelle et des lignes de soudure de la resine solidifiee utilisee pour fabriquer des articles moules - Google Patents

Obturateur ameliore d'entree de canal chauffe et methode d'elimination de l'orientation moleculaire unidirectionnelle et des lignes de soudure de la resine solidifiee utilisee pour fabriquer des articles moules Download PDF

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Publication number
CA2216065C
CA2216065C CA 2216065 CA2216065A CA2216065C CA 2216065 C CA2216065 C CA 2216065C CA 2216065 CA2216065 CA 2216065 CA 2216065 A CA2216065 A CA 2216065A CA 2216065 C CA2216065 C CA 2216065C
Authority
CA
Canada
Prior art keywords
molten resin
area
streams
zone
valve stem
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 - Fee Related
Application number
CA 2216065
Other languages
English (en)
Other versions
CA2216065A1 (fr
Inventor
Alex Teng
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.)
Husky Injection Molding Systems Ltd
Original Assignee
Husky Injection Molding Systems Ltd
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 Husky Injection Molding Systems Ltd filed Critical Husky Injection Molding Systems Ltd
Priority to CA 2216065 priority Critical patent/CA2216065C/fr
Publication of CA2216065A1 publication Critical patent/CA2216065A1/fr
Application granted granted Critical
Publication of CA2216065C publication Critical patent/CA2216065C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/30—Flow control means disposed within the sprue channel, e.g. "torpedo" construction
    • 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
    • B29C45/30—Flow control means disposed within the sprue channel, e.g. "torpedo" construction
    • B29C2045/308—Mixing or stirring devices
    • 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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2017/00—Carriers for sound or information
    • B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
    • B29L2017/003—Records or discs
    • B29L2017/005—CD''s, DVD''s

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
CA 2216065 1997-09-19 1997-09-19 Obturateur ameliore d'entree de canal chauffe et methode d'elimination de l'orientation moleculaire unidirectionnelle et des lignes de soudure de la resine solidifiee utilisee pour fabriquer des articles moules Expired - Fee Related CA2216065C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2216065 CA2216065C (fr) 1997-09-19 1997-09-19 Obturateur ameliore d'entree de canal chauffe et methode d'elimination de l'orientation moleculaire unidirectionnelle et des lignes de soudure de la resine solidifiee utilisee pour fabriquer des articles moules

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2216065 CA2216065C (fr) 1997-09-19 1997-09-19 Obturateur ameliore d'entree de canal chauffe et methode d'elimination de l'orientation moleculaire unidirectionnelle et des lignes de soudure de la resine solidifiee utilisee pour fabriquer des articles moules

Publications (2)

Publication Number Publication Date
CA2216065A1 CA2216065A1 (fr) 1999-03-19
CA2216065C true CA2216065C (fr) 2001-03-27

Family

ID=4161507

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2216065 Expired - Fee Related CA2216065C (fr) 1997-09-19 1997-09-19 Obturateur ameliore d'entree de canal chauffe et methode d'elimination de l'orientation moleculaire unidirectionnelle et des lignes de soudure de la resine solidifiee utilisee pour fabriquer des articles moules

Country Status (1)

Country Link
CA (1) CA2216065C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114953361A (zh) * 2022-04-24 2022-08-30 浙江恒道科技有限公司 热流道模具的螺旋型混料进浇机构

Also Published As

Publication number Publication date
CA2216065A1 (fr) 1999-03-19

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