KR920002302A - Molding apparatus for synthetic resin tube with foam layer - Google Patents

Molding apparatus for synthetic resin tube with foam layer Download PDF

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Publication number
KR920002302A
KR920002302A KR1019900011757A KR900011757A KR920002302A KR 920002302 A KR920002302 A KR 920002302A KR 1019900011757 A KR1019900011757 A KR 1019900011757A KR 900011757 A KR900011757 A KR 900011757A KR 920002302 A KR920002302 A KR 920002302A
Authority
KR
South Korea
Prior art keywords
synthetic resin
passage
foam layer
resin tube
molding apparatus
Prior art date
Application number
KR1019900011757A
Other languages
Korean (ko)
Inventor
김영식
하련
Original Assignee
김영식
하련
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 김영식, 하련 filed Critical 김영식
Priority to KR1019900011757A priority Critical patent/KR920002302A/en
Publication of KR920002302A publication Critical patent/KR920002302A/en

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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29L2009/00—Layered products
    • 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
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid

Abstract

내용 없음No content

Description

발포층 내입구조로된 합성수지관의 성형장치Molding apparatus for synthetic resin tube with foam layer

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 고안의 단면도.1 is a cross-sectional view of the present invention.

제2도는 제1도의 a-a선 단면도.2 is a cross-sectional view taken along the line a-a of FIG.

Claims (1)

내부금형(2)(3)(4)의 주면에 내부통로(19)와 중간통로(11) 및 외부통로(18)로 구성된 3중통로를 개설하여 3단 다층구조의 합성수지관을 성형하는 통상의 금형장치에 있어서, 이의 금형구성중 고정금형(7)(8)과 접설되는 가동금형(9)(12)(13)을 각기 조정보릍(16)(16a)(16b)에 의하여 축심이 조정되게 내장하여 내부통로(19)와 중간 통로(11) 및 외부통로(18)의 개구간격을 증감조절할수 있게 함을 특징으로 하는 발포층 내입구조로 된 합성수지관의 성형장치.Normally forming a three-layer multi-layer synthetic resin pipe by forming a triple passage consisting of an inner passage 19, an intermediate passage 11, and an outer passage 18 on the main surfaces of the inner molds (2), (3) and (4). In the mold apparatus of the present invention, the movable cores 9, 12, 13, which are connected to the stationary molds 7, 8, of the mold structure thereof, are respectively adjusted by the adjusting bosses 16, 16a, 16b. A built-in apparatus for forming a synthetic resin tube having a foam layer indentation structure, characterized in that the internal space (19) and the intermediate passage (11) and the outer passage (18) can be controlled to increase or decrease. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900011757A 1990-07-28 1990-07-28 Molding apparatus for synthetic resin tube with foam layer KR920002302A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900011757A KR920002302A (en) 1990-07-28 1990-07-28 Molding apparatus for synthetic resin tube with foam layer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900011757A KR920002302A (en) 1990-07-28 1990-07-28 Molding apparatus for synthetic resin tube with foam layer

Publications (1)

Publication Number Publication Date
KR920002302A true KR920002302A (en) 1992-02-28

Family

ID=67538954

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900011757A KR920002302A (en) 1990-07-28 1990-07-28 Molding apparatus for synthetic resin tube with foam layer

Country Status (1)

Country Link
KR (1) KR920002302A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100762470B1 (en) * 2007-01-29 2007-10-04 국제산업주식회사 Sesmless pipe molding device and seamless pipe
KR101643360B1 (en) 2016-02-23 2016-07-27 주식회사 고리 Manufacturing methods of using shell Green plastic pipe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100762470B1 (en) * 2007-01-29 2007-10-04 국제산업주식회사 Sesmless pipe molding device and seamless pipe
KR101643360B1 (en) 2016-02-23 2016-07-27 주식회사 고리 Manufacturing methods of using shell Green plastic pipe

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application