JPS6328766B2 - - Google Patents
Info
- Publication number
- JPS6328766B2 JPS6328766B2 JP55140012A JP14001280A JPS6328766B2 JP S6328766 B2 JPS6328766 B2 JP S6328766B2 JP 55140012 A JP55140012 A JP 55140012A JP 14001280 A JP14001280 A JP 14001280A JP S6328766 B2 JPS6328766 B2 JP S6328766B2
- Authority
- JP
- Japan
- Prior art keywords
- parison
- nozzle
- wall thickness
- slice lip
- mandrel
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000000071 blow moulding Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 10
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 230000007423 decrease Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
-
- 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
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/302—Extrusion nozzles or dies being adjustable, i.e. having adjustable exit sections
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92609—Dimensions
- B29C2948/92647—Thickness
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
-
- 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
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55140012A JPS5764524A (en) | 1980-10-07 | 1980-10-07 | Device for controlling thickness of parison |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55140012A JPS5764524A (en) | 1980-10-07 | 1980-10-07 | Device for controlling thickness of parison |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5764524A JPS5764524A (en) | 1982-04-19 |
JPS6328766B2 true JPS6328766B2 (zh) | 1988-06-09 |
Family
ID=15258874
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP55140012A Granted JPS5764524A (en) | 1980-10-07 | 1980-10-07 | Device for controlling thickness of parison |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5764524A (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1159953B (it) * | 1983-01-06 | 1987-03-04 | Saiag Spa | Guarnizione di tenuta per carrozzerie di autoveicoli e testa di estrusione per realizzare tale guarnizione |
JPS59140032A (ja) * | 1983-02-01 | 1984-08-11 | Ishikawajima Harima Heavy Ind Co Ltd | プロ−成形機におけるパリソンの肉厚調整装置 |
JPS6230020A (ja) * | 1985-08-01 | 1987-02-09 | Ishikawajima Harima Heavy Ind Co Ltd | プラスチツク吹込成形方法 |
EP2578379A1 (en) * | 2011-10-05 | 2013-04-10 | Sumika Polymer Compounds (France) SA | Solar thermal solutions using blow moulding technologies |
FR3085616B1 (fr) * | 2018-09-06 | 2022-05-06 | Pinard Emballages | Procede de fabrication d’un contenant en matiere plastique a paroi epaisse, machine d’extrusion-soufflage et contenant en matiere plastique a paroi epaisse |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52115870A (en) * | 1976-03-13 | 1977-09-28 | Elbatainer Kunststoff | Method and device for producing hollow article from thermoplastic synthetic resin |
-
1980
- 1980-10-07 JP JP55140012A patent/JPS5764524A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52115870A (en) * | 1976-03-13 | 1977-09-28 | Elbatainer Kunststoff | Method and device for producing hollow article from thermoplastic synthetic resin |
Also Published As
Publication number | Publication date |
---|---|
JPS5764524A (en) | 1982-04-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR940000620B1 (ko) | 모울딩부재 및 그 제조방법 | |
US3400190A (en) | Method and apparatus for the extrusion of multi-layer film and sheet | |
US4470790A (en) | Adjustable extrusion die assembly | |
JP4153993B2 (ja) | 平坦な流れ経路の可変な制限境界のための装置 | |
CN104582971A (zh) | 用于与增材制造系统一起使用的打印头喷嘴 | |
KR860008848A (ko) | 타이어 트레드 슬랩용 탄성중합체 띠 형성방법 및 그 장치 | |
US5795597A (en) | Windshield molding for vehicles | |
HU206849B (en) | Apparatus and method for producing ribbed plastic tubes of plain internal surface | |
KR910000498B1 (ko) | 플라스틱 블로우 성형에 있어서의 파리손의 두께 제어방법 | |
JPS6328766B2 (zh) | ||
GB1324694A (en) | Apparatus for manufacturing helically-corrugated plastics tube | |
JPS581654B2 (ja) | プラスチック管の製造用押出しダイ | |
US3256563A (en) | Adjustable extrusion orifice structure | |
KR100334421B1 (ko) | 가변단면 압출용 금형 및 가변단면 압출성형방법 | |
GB1502267A (en) | Extrusion dies in which at least one lip of the die orifice is adjustable | |
JPH06144005A (ja) | 厚み変化を有する長尺物の製造方法 | |
JPS58212922A (ja) | パリソンの肉厚制御装置 | |
US2887224A (en) | Extrusion die lubrication | |
JPS5845341B2 (ja) | 押出しヘツド | |
JPH0415446Y2 (zh) | ||
JP3273190B2 (ja) | ウェザストリップの製造方法ならびに装置 | |
US2417165A (en) | Extrusion apparatus and method | |
JPH0367764B2 (zh) | ||
JP3252185B2 (ja) | ウェザストリップの製造方法ならびに装置 | |
JPH05154890A (ja) | ウェザストリップの製造方法 |