JPS6254650B2 - - Google Patents
Info
- Publication number
- JPS6254650B2 JPS6254650B2 JP57223346A JP22334682A JPS6254650B2 JP S6254650 B2 JPS6254650 B2 JP S6254650B2 JP 57223346 A JP57223346 A JP 57223346A JP 22334682 A JP22334682 A JP 22334682A JP S6254650 B2 JPS6254650 B2 JP S6254650B2
- Authority
- JP
- Japan
- Prior art keywords
- die
- lip
- section
- land
- plastic
- 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
- 238000010438 heat treatment Methods 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 7
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 241000251730 Chondrichthyes Species 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002344 surface layer Substances 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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the 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
- 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
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- 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
- B29C48/255—Flow control means, e.g. valves
- B29C48/2556—Flow control means, e.g. valves provided in or in the proximity of dies
-
- 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
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
- B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets 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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/865—Heating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57223346A JPS59114027A (ja) | 1982-12-20 | 1982-12-20 | 押出成形用ダイ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57223346A JPS59114027A (ja) | 1982-12-20 | 1982-12-20 | 押出成形用ダイ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59114027A JPS59114027A (ja) | 1984-06-30 |
JPS6254650B2 true JPS6254650B2 (pt) | 1987-11-16 |
Family
ID=16796718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57223346A Granted JPS59114027A (ja) | 1982-12-20 | 1982-12-20 | 押出成形用ダイ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59114027A (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS637517U (pt) * | 1986-07-01 | 1988-01-19 | ||
JPH0747587A (ja) * | 1993-08-06 | 1995-02-21 | Johoku Seikosho:Kk | Tダイ |
US6206680B1 (en) * | 1998-03-17 | 2001-03-27 | Extrusion Dies, Inc. | Extrusion die membrane |
US7064303B2 (en) | 2003-12-23 | 2006-06-20 | Thermetic Products, Inc. | Tubular heater and method of manufacture |
JP6098183B2 (ja) * | 2012-01-31 | 2017-03-22 | 東レ株式会社 | シート成形口金およびシート成形方法 |
US9067351B2 (en) * | 2012-03-29 | 2015-06-30 | Cloeren Incorporated | Varying transition zone manifold |
JP6326851B2 (ja) * | 2013-02-21 | 2018-05-23 | 東レ株式会社 | シート成形口金およびシート成形方法 |
-
1982
- 1982-12-20 JP JP57223346A patent/JPS59114027A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS59114027A (ja) | 1984-06-30 |
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