IT1061457B - Perfezionamenti alle matrici di estrusione di materie plastiche - Google Patents
Perfezionamenti alle matrici di estrusione di materie plasticheInfo
- Publication number
- IT1061457B IT1061457B IT24917/76A IT2491776A IT1061457B IT 1061457 B IT1061457 B IT 1061457B IT 24917/76 A IT24917/76 A IT 24917/76A IT 2491776 A IT2491776 A IT 2491776A IT 1061457 B IT1061457 B IT 1061457B
- Authority
- IT
- Italy
- Prior art keywords
- refinements
- plastic materials
- extrusion matrices
- matrices
- extrusion
- Prior art date
Links
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
- B29C48/09—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
- B29C48/32—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
- B29C48/25—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
- B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
-
- 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
-
- 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
- B29C2948/92009—Measured parameter
- B29C2948/92209—Temperature
-
- 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
- B29C2948/92323—Location or phase of measurement
- B29C2948/92361—Extrusion unit
- B29C2948/92409—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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- 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
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
Landscapes
- 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)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US59984075A | 1975-07-28 | 1975-07-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1061457B true IT1061457B (it) | 1983-02-28 |
Family
ID=24401309
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT24917/76A IT1061457B (it) | 1975-07-28 | 1976-06-30 | Perfezionamenti alle matrici di estrusione di materie plastiche |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS5215557A (it) |
BE (1) | BE843069A (it) |
CA (1) | CA1068061A (it) |
CH (1) | CH603339A5 (it) |
DE (1) | DE2631838A1 (it) |
DK (1) | DK321076A (it) |
FR (1) | FR2319480A1 (it) |
GB (1) | GB1523809A (it) |
IT (1) | IT1061457B (it) |
NL (1) | NL7607010A (it) |
SE (1) | SE7608533L (it) |
ZA (1) | ZA763432B (it) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3306533A1 (de) * | 1983-02-24 | 1984-08-30 | Bm-Elektronik Meletzky Kg, 1000 Berlin | Wanddickenprogrammiervorrichtung fuer eine blasformmaschine |
DE19843341A1 (de) * | 1998-09-22 | 2000-04-06 | Strumann Werner Egeplast | Vorrichtung zur Herstellung von Kunststoffrohren |
DE10080804D2 (de) * | 1999-03-31 | 2001-07-12 | Barmag Barmer Maschf | Vorrichtung zum Extrudieren |
CN102873851B (zh) * | 2012-09-28 | 2014-06-18 | 东北林业大学 | 木塑直角型材挤塑方法 |
CN114851519A (zh) * | 2022-04-20 | 2022-08-05 | 广东乐善智能装备股份有限公司 | 一种吹瓶机的温控***及其自动监测方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7014565A (it) * | 1970-10-05 | 1972-04-07 | ||
DE2232930A1 (de) * | 1971-07-06 | 1973-02-01 | Hepworth Plastics Ltd | Verfahren und vorrichtung zur herstellung von rohren unbedingt gleichmaessiger wandstaerke im strangpressverfahren |
NL7109900A (it) * | 1971-07-16 | 1973-01-18 |
-
1976
- 1976-06-09 ZA ZA763432A patent/ZA763432B/xx unknown
- 1976-06-09 CA CA254,433A patent/CA1068061A/en not_active Expired
- 1976-06-17 BE BE168025A patent/BE843069A/xx unknown
- 1976-06-25 NL NL7607010A patent/NL7607010A/xx not_active Application Discontinuation
- 1976-06-26 JP JP51075961A patent/JPS5215557A/ja active Pending
- 1976-06-30 IT IT24917/76A patent/IT1061457B/it active
- 1976-07-15 DE DE19762631838 patent/DE2631838A1/de not_active Withdrawn
- 1976-07-15 DK DK321076A patent/DK321076A/da not_active Application Discontinuation
- 1976-07-22 GB GB30597/76A patent/GB1523809A/en not_active Expired
- 1976-07-26 CH CH954476A patent/CH603339A5/xx not_active IP Right Cessation
- 1976-07-27 FR FR7622857A patent/FR2319480A1/fr active Granted
- 1976-07-28 SE SE7608533A patent/SE7608533L/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE2631838A1 (de) | 1977-02-10 |
FR2319480A1 (fr) | 1977-02-25 |
NL7607010A (nl) | 1977-02-01 |
SE7608533L (sv) | 1977-01-29 |
FR2319480B1 (it) | 1979-08-10 |
CH603339A5 (it) | 1978-08-15 |
GB1523809A (en) | 1978-09-06 |
AU1512176A (en) | 1978-01-05 |
DK321076A (da) | 1977-01-29 |
CA1068061A (en) | 1979-12-18 |
ZA763432B (en) | 1977-05-25 |
JPS5215557A (en) | 1977-02-05 |
BE843069A (fr) | 1976-10-18 |
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