KR950005917U - 금형가공 수축 방지장치 - Google Patents

금형가공 수축 방지장치

Info

Publication number
KR950005917U
KR950005917U KR2019930016966U KR930016966U KR950005917U KR 950005917 U KR950005917 U KR 950005917U KR 2019930016966 U KR2019930016966 U KR 2019930016966U KR 930016966 U KR930016966 U KR 930016966U KR 950005917 U KR950005917 U KR 950005917U
Authority
KR
South Korea
Prior art keywords
prevention device
mold processing
shrinkage prevention
processing shrinkage
mold
Prior art date
Application number
KR2019930016966U
Other languages
English (en)
Other versions
KR0118323Y1 (ko
Inventor
이영훈
Original Assignee
대우전자 주식회사
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 대우전자 주식회사 filed Critical 대우전자 주식회사
Priority to KR2019930016966U priority Critical patent/KR0118323Y1/ko
Publication of KR950005917U publication Critical patent/KR950005917U/ko
Application granted granted Critical
Publication of KR0118323Y1 publication Critical patent/KR0118323Y1/ko

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
    • B29C45/1703—Introducing an auxiliary fluid into the mould
    • B29C45/174—Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing 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
    • B29C45/1703—Introducing an auxiliary fluid into the mould
    • B29C45/1732—Control circuits therefor
    • 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
    • B29L2022/00—Hollow articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
KR2019930016966U 1993-08-30 1993-08-30 금형가공 수축 방지장치 KR0118323Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019930016966U KR0118323Y1 (ko) 1993-08-30 1993-08-30 금형가공 수축 방지장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019930016966U KR0118323Y1 (ko) 1993-08-30 1993-08-30 금형가공 수축 방지장치

Publications (2)

Publication Number Publication Date
KR950005917U true KR950005917U (ko) 1995-03-20
KR0118323Y1 KR0118323Y1 (ko) 1998-04-27

Family

ID=19362249

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019930016966U KR0118323Y1 (ko) 1993-08-30 1993-08-30 금형가공 수축 방지장치

Country Status (1)

Country Link
KR (1) KR0118323Y1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102469203B1 (ko) * 2021-01-11 2022-11-22 경성정밀 주식회사 치수 정밀도가 뛰어난 보스 구조를 가지는 성형물의 사출방법

Also Published As

Publication number Publication date
KR0118323Y1 (ko) 1998-04-27

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