KR20090073572A - 2축연신 블로우 성형용 연신 로드 - Google Patents
2축연신 블로우 성형용 연신 로드 Download PDFInfo
- Publication number
- KR20090073572A KR20090073572A KR1020070141550A KR20070141550A KR20090073572A KR 20090073572 A KR20090073572 A KR 20090073572A KR 1020070141550 A KR1020070141550 A KR 1020070141550A KR 20070141550 A KR20070141550 A KR 20070141550A KR 20090073572 A KR20090073572 A KR 20090073572A
- Authority
- KR
- South Korea
- Prior art keywords
- rod
- stretching
- blow molding
- biaxial
- preform
- Prior art date
Links
- 238000000071 blow moulding Methods 0.000 title claims abstract description 18
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 5
- 239000000057 synthetic resin Substances 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 3
- 235000013361 beverage Nutrition 0.000 abstract description 5
- 238000000465 moulding Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000007664 blowing Methods 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000013585 weight reducing agent Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 4
- 230000006353 environmental stress Effects 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- 235000014171 carbonated beverage Nutrition 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 235000012206 bottled water Nutrition 0.000 description 2
- 235000014058 juice drink Nutrition 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 235000019987 cider Nutrition 0.000 description 1
- 239000008162 cooking oil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 235000014214 soft drink Nutrition 0.000 description 1
- 235000013555 soy sauce Nutrition 0.000 description 1
- 235000011496 sports drink Nutrition 0.000 description 1
Images
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
- B29C49/08—Biaxial stretching during blow-moulding
- B29C49/10—Biaxial stretching during blow-moulding using mechanical means for prestretching
- B29C49/12—Stretching rods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
- B29K2067/003—PET, i.e. poylethylene terephthalate
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Containers Having Bodies Formed In One Piece (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
Description
실시예 | 비교예1 | 비교예2 | ||
용기 무게(g) | 54 | 61 | 54 | |
연신로드 형태 | 원형 R=6 | 직선 | 직선 | |
바닥중심부에서 위치(mm) | 5 | 1.85 | 2.16 | 3.33 |
10 | 2.46 | 3.09 | 2.59 | |
15 | 2.75 | 2.95 | 2.23 | |
20 | 2.66 | 2.30 | 1.53 | |
25 | 1.70 | 1.10 | 0.68 | |
30 | 0.96 | 0.64 | 0.52 | |
35 | 0.65 | 0.56 | 0.46 | |
바닥돌출(mm) | 파스퇴르살균 | 3.06 | 2.76 | 3.32 |
내환경응력성 (NaOH 2%용액) | 60min | O.K | O.K | N.G |
Claims (2)
- 반원형태의 바닥부를 가지는 예비성형품 프리폼을 2축 연신 블로우 성형하여 합성수지제 용기를 제작하는 공정에서 사용되는 2축연신 블로우 성형용 연신로드에 있어서, 상기 연신로드의 끝부분의 형태가 상기 프리폼의 바닥부의 형상과 동일한 반원형태인 것을 특징으로 하는 2축연신 블로우 성형용 연신 로드.
- 제1항에 있어서, 상기 연신로드의 끝부분 직경은 최소4mm에서 최대10mm이며, 반경은 상기 프리폼의 바닥부의 곡률 반경값(R)을 기본으로 하여 최소2R 에서 최대5R인 것을 특징으로 하는 2축연신 블로우 성형용 연신 로드.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070141550A KR100948235B1 (ko) | 2007-12-31 | 2007-12-31 | 2축연신 블로우 성형용 연신 로드 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070141550A KR100948235B1 (ko) | 2007-12-31 | 2007-12-31 | 2축연신 블로우 성형용 연신 로드 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090073572A true KR20090073572A (ko) | 2009-07-03 |
KR100948235B1 KR100948235B1 (ko) | 2010-03-18 |
Family
ID=41330710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070141550A KR100948235B1 (ko) | 2007-12-31 | 2007-12-31 | 2축연신 블로우 성형용 연신 로드 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100948235B1 (ko) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5730914A (en) * | 1995-03-27 | 1998-03-24 | Ruppman, Sr.; Kurt H. | Method of making a molded plastic container |
JP2001121598A (ja) | 1999-10-29 | 2001-05-08 | Aoki Technical Laboratory Inc | 広口容器の延伸ブロー成形方法 |
JP2004090425A (ja) | 2002-08-30 | 2004-03-25 | Aoki Technical Laboratory Inc | 薄肉プリフォーム及びその射出延伸ブロー成形方法 |
JP2006103260A (ja) | 2004-10-08 | 2006-04-20 | Canon Inc | 電子写真用シームレスベルトの製造方法及び、画像形成装置 |
-
2007
- 2007-12-31 KR KR1020070141550A patent/KR100948235B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR100948235B1 (ko) | 2010-03-18 |
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