KR100864767B1 - 입이 큰 용기의 2축 스트레치 블로우 성형방법 및 장치 - Google Patents
입이 큰 용기의 2축 스트레치 블로우 성형방법 및 장치 Download PDFInfo
- Publication number
- KR100864767B1 KR100864767B1 KR1020037003702A KR20037003702A KR100864767B1 KR 100864767 B1 KR100864767 B1 KR 100864767B1 KR 1020037003702 A KR1020037003702 A KR 1020037003702A KR 20037003702 A KR20037003702 A KR 20037003702A KR 100864767 B1 KR100864767 B1 KR 100864767B1
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- South Korea
- Prior art keywords
- preform
- blow molding
- container
- stretch blow
- station
- Prior art date
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- 238000010438 heat treatment Methods 0.000 claims abstract description 47
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Images
Classifications
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- 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
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C49/4205—Handling means, e.g. transfer, loading or discharging means
- B29C49/42113—Means for manipulating the objects' position or orientation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- 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
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- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/64—Heating or cooling preforms, parisons or blown articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- 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
- B29C49/6409—Thermal conditioning of preforms
- B29C49/6436—Thermal conditioning of preforms characterised by temperature differential
- B29C49/6445—Thermal conditioning of preforms characterised by temperature differential through the preform length
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- 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
- B29C49/6409—Thermal conditioning of preforms
- B29C49/6436—Thermal conditioning of preforms characterised by temperature differential
- B29C49/6462—Thermal conditioning of preforms characterised by temperature differential by masking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- 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
- B29C49/70—Removing or ejecting blown articles from the mould
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- 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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- 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
- B29L2031/7136—Vases, pots, e.g. for flowers
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- 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
- B29L2031/7158—Bottles
- B29L2031/716—Bottles of the wide mouth type, i.e. the diameters of the bottle opening and its body are substantially identical
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
Description
Claims (24)
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- 바닥이 형성된 통형상의 용기 본체의 개구부에 외측으로 벌어진 포트부 플랜지가 형성된 형상의 입이 큰 용기를, 2축 스트레치 블로우 성형법에 의해 성형하기 위해,2축 스트레치 블로우 성형에 의해 상기 용기 본체가 되는 스트레치 성형부분과, 상기 스트레치 성형부분의 개구부를 따라 형성되며, 스트레치 성형되지 않고 그대로 상기 포트부 플랜지로서 남는 포트부 플랜지를 구비한 프리폼을,동일 평면 위에 있는 반송 경로를 따라 반송하는 입이 큰 용기의 2축 스트레치 블로우 성형장치로서,상기 프리폼을 공급하는 프리폼 공급 스테이션과,상기 프리폼 공급 스테이션으로부터 공급된 상기 프리폼을, 루프형상의 동일 평면 위에 위치하는 캐리어 순환로를 따라 순환시키는 프리폼 캐리어와,상기 캐리어 순환로를 따른 위치에 배치되며, 상기 프리폼 캐리어에 의해 반송되는 프리폼을 2축 스트레치 블로우 성형가능한 온도로 가열하는 가열 스테이션과,가열 후의 프리폼을 상기 프리폼 캐리어로부터 수취하여, 2축 스트레치 블로우 성형하는 블로우 성형 스테이션과,성형된 입이 큰 용기를 상기 블로우 성형 스테이션으로부터 회수하는 입이 큰 용기 회수 스테이션을 가지며,상기 프리폼은, 뒤집힌 상태로 각각의 상기 프리폼 캐리어에 의해 동일 평면 위에서 반송되고, 뒤집힌 상태 및 동일 평면 위에 있는 상태 그대로, 상기 블로우 성형 스테이션으로 운반되고,상기 블로우 성형 스테이션은, 원형의 순환로와, 상기 원형의 순환로를 따라 순환하는 복수의 스트레치 블로우 성형몰드 어셈블리를 구비하고,각각의 상기 스트레치 블로우 성형몰드 어셈블리는, 상하방향으로 상대적으로 개폐하는 제 1 및 제 2 몰드를 구비하며,상기 제 1 및 제 2 몰드가 닫힌 상태에서는, 이들 몰드 사이에 상기 프리폼의 상기 포트부 플랜지가 밀봉된 상태로 핀칭되는 것을 특징으로 하는 입이 큰 용기의 2축 스트레치 블로우 성형장치.
- 제 9항에 있어서,상기 제 1 몰드는 고정측 베이스 플레이트이며, 상기 제 2 몰드는 상하방향으로 이동하는 성형금형인 것을 특징으로 하는 입이 큰 용기의 2축 스트레치 블로우 성형장치.
- 제 10항에 있어서,상기 베이스 플레이트는, 나사부가 형성된 입이 큰 용기를 성형하기 위해 이용하는 나사부가 형성된 프리폼의 개구 단면을 얹을 수 있는 상면을 구비한 승강 링과, 상기 승강 링을 밀어 올려 상기 승강 링의 상기 상면을 상기 베이스 플레이트의 상면과 동일한 높이 위치에 유지하는 스프링 부재를 구비하며,상기 성형금형을 강하시켜 몰드 체결 상태를 형성하면, 상기 성형금형에 의해 상기 승강 링이 밀려 내려가, 상기 성형금형과 상기 베이스 플레이트의 사이에 상기 프리폼의 상기 포트부 플랜지가 밀봉 상태로 끼워진 상태가 되는 것을 특징으로 하는 입이 큰 용기의 2축 스트레치 블로우 성형장치.
- 제 10항에 있어서,블로우 에어와 동일한 공기압을, 몰드 체결 시에 상기 성형금형의 배면에 가하는 몰드 체결력 증가수단을 갖는 것을 특징으로 하는 입이 큰 용기의 2축 스트레치 블로우 성형장치.
- 제 10항에 있어서,상기 성형금형의 몰드 체결 상태를 유지하기 위한 누름 기구를 가지며,상기 누름 기구는, 구름 접촉 상태에서 몰드 체결 상태에 있는 상기 성형금형을 눌러 붙이는 누름 롤러를 구비하는 것을 특징으로 하는 입이 큰 용기의 2축 스트레치 블로우 성형장치.
- 제 9항에 있어서,상기 캐리어 순환로는, 상기 가열 스테이션을 통해 연장되는 직선 반송로 부분과, 상기 직선 반송로 부분에 연속된 반원형 반송로 부분을 구비하고,상기 반원형 반송로 부분에서 반송되는 상기 프리폼의 이동궤적의 반경을 조정함으로써, 상기 반원형 반송로 부분에서 반송되는 프리폼의 이송 피치와, 상기 블로우 성형 스테이션의 상기 순환로에서 반송되는 스트레치 블로우 성형몰드 어셈블리의 이송 피치를 일치시키는 것을 특징으로 하는 입이 큰 용기의 2축 스트레치 블로우 성형장치.
- 제 14항에 있어서,상기 반원형 반송로 부분의 프리폼 운반 위치에 도달한 상기 프리폼 캐리어에 지지되어 있는 상기 프리폼을, 상기 순환로의 프리폼 수취 위치에 도달한 스트레치 블로우 성형몰드 어셈블리로 운반하기 위한 운반 수단을 구비하고,상기 운반 수단은, 프리폼의 상기 포트부 플랜지의 단면 혹은 개구 단면이 슬라이드하는 슬라이드면과, 상기 슬라이드면에 형성된 원호상 가이드와, 상기 원호상 가이드를 따라 상기 프리폼 운반 위치의 프리폼을 상기 프리폼 수취위치까지 송출하기 위한 회전원반과, 상기 회전원반의 외주면에 일정한 각도 간격으로 형성된 반원형 홈을 구비하며,상기 반원형 홈과 상기 원호상 가이드의 사이에 핀칭된 상태로, 상기 프리폼이 상기 슬라이드면을 따라 슬라이드하는 것을 특징으로 하는 입이 큰 용기의 2축 스트레치 블로우 성형장치.
- 제 9항에 있어서,상기 프리폼 공급 스테이션은, 복수의 프리폼을 뒤집힌 자세로 상하로 적층한 상태에서 유지하는 통형상의 프리폼 공급통과, 상기 프리폼 공급통의 하단 개구로부터 복수의 스크류에 의해 1장씩 프리폼을 낙하시키는 낙하기구와, 프리폼의 포트부 플랜지 혹은 개구 단부가 상측으로부터 끼워지는 반원형 포켓이 동심원상으로 형성되며, 낙하한 프리폼을 상기 하단 개구의 바로 아래에 위치시킨 상기 반원형 포켓에 의해 수취(受取)하는 스타 휠을 구비한 것을 특징으로 하는 입이 큰 용기의 2축 스트레치 블로우 성형장치.
- 제 9항에 있어서,상기 회수 스테이션은, 상기 블로우 성형 스테이션으로부터 뒤집힌 상태로 회수된 입이 큰 용기를 블로잉하는 에어 노즐과, 블로잉된 입이 큰 용기를 받아 들이는 상하방향으로 연장된 통형상 스태커와, 블로잉된 입이 큰 용기를 상기 통형상 스태커의 하단 개구로부터 상방으로 보내기 위한 와인딩용 벨트 기구를 구비한 것을 특징으로 하는 입이 큰 용기의 2축 스트레치 블로우 성형장치.
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- 제 9항에 있어서,상기 프리폼 공급 스테이션은, 상기 프리폼을 수평하게 반송하는 반송수단과, 상기 반송수단에 의해 반송되는 프리폼의 반송피치를 변환하기 위한 타이밍 스크류와, 반송 피치가 변환된 후의 상기 프리폼을 상기 반송수단으로부터 수취하여, 상기 캐리어 순환로를 따라 순환하는 프리폼 캐리어로 운반하는 스타 휠을 구비하는 것을 특징으로 하는 입이 큰 용기의 2축 스트레치 블로우 성형장치.
- 제 9항 또는 제 23항에 있어서,상기 입이 큰 용기 회수 스테이션은, 입이 큰 용기를 수평하게 반송하는 반송수단과, 입이 큰 용기를 상기 블로우 성형 스테이션으로부터 수취하여, 상기 반송수단으로 운반하는 스타 휠을 구비하는 것을 특징으로 하는 입이 큰 용기의 2축 스트레치 블로우 성형장치.
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JPJP-P-2001-00216523 | 2001-07-17 | ||
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KR1020037003702A KR100864767B1 (ko) | 2001-07-17 | 2002-07-16 | 입이 큰 용기의 2축 스트레치 블로우 성형방법 및 장치 |
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EP (3) | EP1410894B1 (ko) |
JP (1) | JP4223948B2 (ko) |
KR (2) | KR100890683B1 (ko) |
CN (1) | CN100354105C (ko) |
CA (1) | CA2422482A1 (ko) |
DE (1) | DE60238841D1 (ko) |
MY (1) | MY130965A (ko) |
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KR102392330B1 (ko) * | 2022-01-20 | 2022-05-02 | 유인열 | 골프공 분류장치 |
CN118124130A (zh) * | 2024-05-07 | 2024-06-04 | 张家港市联鑫塑料机械有限公司 | 注吹中空成型机的脱模*** |
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- 2002-07-16 KR KR1020087014149A patent/KR100890683B1/ko not_active IP Right Cessation
- 2002-07-16 EP EP02746112A patent/EP1410894B1/en not_active Expired - Fee Related
- 2002-07-16 MY MYPI20022697A patent/MY130965A/en unknown
- 2002-07-16 CN CNB028025849A patent/CN100354105C/zh not_active Expired - Fee Related
- 2002-07-16 EP EP08151595A patent/EP1927459A2/en not_active Withdrawn
- 2002-07-16 TW TW091115877A patent/TW531488B/zh not_active IP Right Cessation
- 2002-07-16 KR KR1020037003702A patent/KR100864767B1/ko active IP Right Grant
- 2002-07-16 CA CA002422482A patent/CA2422482A1/en not_active Abandoned
- 2002-07-16 WO PCT/JP2002/007237 patent/WO2003008176A1/ja active Application Filing
- 2002-07-16 JP JP2003513761A patent/JP4223948B2/ja not_active Expired - Lifetime
- 2002-07-16 EP EP08151598A patent/EP1927460A2/en not_active Withdrawn
- 2002-07-16 DE DE60238841T patent/DE60238841D1/de not_active Expired - Lifetime
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2003
- 2003-03-11 US US10/384,545 patent/US6976836B2/en not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
---|---|
KR20080059343A (ko) | 2008-06-26 |
WO2003008176A1 (en) | 2003-01-30 |
US6976836B2 (en) | 2005-12-20 |
KR20040016440A (ko) | 2004-02-21 |
EP1410894A1 (en) | 2004-04-21 |
JPWO2003008176A1 (ja) | 2004-11-04 |
EP1927460A2 (en) | 2008-06-04 |
US20030168782A1 (en) | 2003-09-11 |
EP1410894A4 (en) | 2007-09-05 |
CN100354105C (zh) | 2007-12-12 |
TW531488B (en) | 2003-05-11 |
EP1410894B1 (en) | 2011-01-05 |
EP1927459A2 (en) | 2008-06-04 |
JP4223948B2 (ja) | 2009-02-12 |
CN1464834A (zh) | 2003-12-31 |
MY130965A (en) | 2007-07-31 |
KR100890683B1 (ko) | 2009-03-26 |
DE60238841D1 (de) | 2011-02-17 |
CA2422482A1 (en) | 2003-03-17 |
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