KR940011152A - Molding manufacturing apparatus for a liquid packaging container having an air inlet and a manufacturing method thereof - Google Patents

Molding manufacturing apparatus for a liquid packaging container having an air inlet and a manufacturing method thereof Download PDF

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Publication number
KR940011152A
KR940011152A KR1019920020658A KR920020658A KR940011152A KR 940011152 A KR940011152 A KR 940011152A KR 1019920020658 A KR1019920020658 A KR 1019920020658A KR 920020658 A KR920020658 A KR 920020658A KR 940011152 A KR940011152 A KR 940011152A
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KR
South Korea
Prior art keywords
air inlet
packaging container
blow pin
parison
mold
Prior art date
Application number
KR1019920020658A
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Korean (ko)
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KR950014777B1 (en
Inventor
김강녕
유만준
Original Assignee
신명수
동방유량 주식회사
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Priority to KR1019920020658A priority Critical patent/KR950014777B1/en
Publication of KR940011152A publication Critical patent/KR940011152A/en
Application granted granted Critical
Publication of KR950014777B1 publication Critical patent/KR950014777B1/en

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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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/58—Blowing means
    • B29C49/60—Blow-needles
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/64—Heating or cooling preforms, parisons or blown articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D22/00—Producing hollow articles
    • B29D22/003—Containers for packaging, storing or transporting, e.g. bottles, jars, cans, barrels, tanks
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

본 발명은 공기유입구를 구비한 액체포장용용기의 성형제조장치 및 그 제조방법에 관한것으로, 특히 압출기의 패리슨 공급장치로 부터 고정금형과 가동금형과의 결합에 의해 형성된 캐비티 내에 공급된 패리슨내부로 블로우핀의 하강과 동시에 압축공기가 수초간 취입됨에 따라 패리슨이 팽창되면서 캐비티의 형상에 대응하는 포장용용기 및 공기유입구를 성형하도록 구성된 공기유입구를 구비한 액체포장용용기의 성형 제조장치 및 그 제조방법에 있어서, 상기 블로우핀(6)이 스트라이크 플레이트(3)를 통해 고정금형(1)과 가동금형(2)과의 결합에 의해 형성된 입구로 하강될때 상기 공기유입구(13)의 선단(13a)에 대해 내측면과 상기 블로우핀(6)에 형성된 평탄면(6b)과의 일정한 간격 (K)을 유지되게 함과 동시에 상기 공기유입구(13)의 선단(13a)에 대해 상부면과 상기 블로우핀(6)에 형성된 단차면(6c)과의 일정한 간격(R)을 유지되게 하여서 공기유입통로를 형성한 것을 특징으로 하며, 또한 상기 고정금형(1)과 가동금형(2)과의 결합에 의해 형성된 캐비티내부로 공급되는 패리슨의 수지온도를 210 내지 220℃로 하고, 이 패리슨는 상기 블로우핀(6)의 에어노즐구멍(6a)을 통해 수초간 취입되는 5 내지 6kg/㎠ 압력의 압축공기에 의해서 팽창되도록 된것을 특징으로 되어 있기 때문에 용기압출성형시 공기유입구가 동시에 성형되면서 그 형상이 파열되는 것을 방지함과 동시에 그 공기유입구의 통로가 막히는 것을 방지하여 내용물의 유출이 원활하게 이루어지도록 한 효과가 있다.The present invention relates to a molding manufacturing apparatus for a liquid packaging container having an air inlet, and a method for manufacturing the same. Molding manufacturing apparatus for a liquid packaging container having an air inlet configured to form a packaging container and an air inlet corresponding to the shape of the cavity as the parison expands as the compressed air is blown for several seconds at the same time as the lower blow pin is lowered, and the manufacture thereof In the method, the tip 13a of the air inlet 13 when the blow pin 6 is lowered through the strike plate 3 to the inlet formed by the combination of the stationary mold 1 and the movable mold 2. It maintains a constant distance (K) between the inner surface and the flat surface (6b) formed on the blow pin (6) with respect to the front end 13a of the air inlet (13) It characterized in that the air inflow passage is formed by maintaining a constant interval (R) between the surface and the step surface (6c) formed in the blow pin (6), and the fixed mold (1) and the movable mold (2) The resin temperature of the parison supplied to the inside of the cavity formed by the combination with the resin is 210 to 220 ° C., and the parison is blown for 5 seconds through the air nozzle hole 6a of the blow pin 6 for several seconds. It is characterized in that the inlet is expanded by compressed air at the pressure of cm 2, so that the air inlet is molded at the same time during extrusion molding, preventing its shape from rupturing and preventing the passage of the air inlet from being blocked. There is an effect to make it smooth.

Description

공기유입구를 구비한 액체포장용 용기의 성형제조장치 및 그 제조방법Molding manufacturing apparatus for a liquid packaging container having an air inlet and a manufacturing method thereof

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

제1도는 본 발명의 블로우핀이 취입성형기에 하강된 상태를 도시한 요부단면도.1 is a main cross-sectional view showing a state in which the blow pin of the present invention is lowered to the blow molding machine.

제2도는 본 발명에 적용되는 취입성형기를 도시한 평면도.2 is a plan view showing a blow molding machine applied to the present invention.

제3도는 본 발명의 블로우핀을 도시한 사시도.3 is a perspective view showing a blow pin of the present invention.

제4도는 본 발명에 의해 성형된 액체포장용 용기를 도시한 요부단면도.4 is a sectional view showing the main parts of a container for liquid packaging molded according to the present invention;

Claims (4)

압출기의 패리슨 공급장치로부터 고정금형과 가동금형과의 결합에 의해 형성된 캐비티내에 공급된 패리슨내부로 블로우핀의 하강과 동시에 압축공기가 수초간 취입됨에 따라 패리슨이 팽창되면서 캐비티의 형상에 대응하는 포장용용기 및 공기유입구를 성형하도록 구성된 공기유입구를 구비한 액체포장용용기의 성형제조장치에 있어서, 상기 블로우핀(6)이 스트라이크 플레이트(3)를 통해 고정금형(1)과 가동금형(2)과의 결합에 의해 형성된 입구로 하강될때 상기 공기유입구(13)의 선단(13a)에 대해 내측면과 상기 블로우핀(6)에 형성된 평탄면(6b)과의 일정한 간격(K)을 유지되게 함과 동시에 상기 공기유입구(13)의 선단(13a)에 대해 상부면과 상기 블로우핀(6)에 형성된 단차면(6c)과의 일정한 간격(R)을 유지되게 하여서 공기유입통로를 형성한 것을 특징으로 하는 공기유입구를 구비한 액체포장용용기의 성형제조장치.The parison expands and responds to the shape of the cavity as the blown air is blown for several seconds at the same time as the blow pin is lowered into the parison supplied from the parison feeder of the extruder into the cavity formed by the combination of the stationary mold and the movable mold. In the apparatus for forming and manufacturing a liquid packaging container having an air inlet configured to mold a packaging container and an air inlet, the blow pin (6) is a fixed mold (1) and a movable mold (2) through a strike plate (3) When descending to the inlet formed by the coupling with the inner surface with respect to the front end (13a) of the inlet 13 to maintain a constant distance (K) between the flat surface (6b) formed on the blow pin (6) At the same time, the air inlet passage is formed by maintaining a constant distance R between the top surface and the stepped surface 6c formed on the blow pin 6 with respect to the front end 13a of the air inlet 13. Ugh A molding device for manufacturing a liquid packaging container having an air inlet. 제1항에 있어서, 상기 간격(K)은 0.3 내지 0.4m/m로 유지되게 한것을 특징으로 공기유입구를 구비한 액체포장용용기의 성형제조장치.2. The apparatus for forming and forming a liquid packaging container according to claim 1, wherein the gap K is maintained at 0.3 to 0.4 m / m. 제1항에 있어서, 상기 간격(R)은 3.5m/m로 유지되게 한것을 특징으로 하는 공기유입구를 구비한 액체포장용용기의 성형제조장치.2. The apparatus for forming and forming a liquid packaging container according to claim 1, wherein the spacing (R) is maintained at 3.5 m / m. 압출기의 패리슨 공급장치로 부터 고정금형과 가동금형과의 결합에 의해 형성된 캐비티내에 공급된 패리슨내부로 블로우핀의 하강과 동시에 압축공기가 수초간 취입됨에 따라 패리슨이 팽창되면서 캐비티의 형상에 대응하는 포장용용기 및 공기유입구를 성형하도륵 구성된 공기유입구를 구비한 액체포장용용기의 제조방법에 있어서, 상기 고정금형(1)과 가동금형(2)과의 결합에 의해 형성된 캐비티내부로 공급되는 패리슨의 수지온도를 210 내지 220℃로 하고, 이 패리슨는 상기 블로우핀(6)의 에어노즐구멍(6a)을 통해 수초간 취입되는 5 내지 6kg/㎠ 압력의 압축공기에 의해서 팽창되도록 된 것을 특징으로 하는 공기유입구를 구비한 액체포장용용기의 제조방법.From the parison feeder of the extruder, the parison expands as the blowing air is blown for a few seconds at the same time as the blow pin descends into the parison supplied into the cavity formed by the combination of the stationary mold and the movable mold. A method for manufacturing a liquid packaging container having an air inlet configured to mold a corresponding packaging container and an air inlet, wherein the pad is fed into the cavity formed by the combination of the stationary mold (1) and the movable mold (2). Resin temperature of the listener is 210 to 220 ℃, this parison is characterized in that it is expanded by compressed air of 5 to 6kg / ㎠ pressure blown through the air nozzle hole (6a) of the blow pin (6) for several seconds Method for producing a liquid packaging container having an air inlet port. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920020658A 1992-11-05 1992-11-05 Blow molding machine and method for synthetic resin containers KR950014777B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019920020658A KR950014777B1 (en) 1992-11-05 1992-11-05 Blow molding machine and method for synthetic resin containers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019920020658A KR950014777B1 (en) 1992-11-05 1992-11-05 Blow molding machine and method for synthetic resin containers

Publications (2)

Publication Number Publication Date
KR940011152A true KR940011152A (en) 1994-06-20
KR950014777B1 KR950014777B1 (en) 1995-12-14

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Application Number Title Priority Date Filing Date
KR1019920020658A KR950014777B1 (en) 1992-11-05 1992-11-05 Blow molding machine and method for synthetic resin containers

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100698494B1 (en) * 2006-02-08 2007-03-23 대창기계공업 주식회사 Blow pin cutting sleeve of blow molding machnine capable of forming stepped inlet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100698494B1 (en) * 2006-02-08 2007-03-23 대창기계공업 주식회사 Blow pin cutting sleeve of blow molding machnine capable of forming stepped inlet

Also Published As

Publication number Publication date
KR950014777B1 (en) 1995-12-14

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