JPS5346682A - Depth control method and device employed in thermoplastic resin extrusion process for wire coating etc. - Google Patents
Depth control method and device employed in thermoplastic resin extrusion process for wire coating etc.Info
- Publication number
- JPS5346682A JPS5346682A JP12167776A JP12167776A JPS5346682A JP S5346682 A JPS5346682 A JP S5346682A JP 12167776 A JP12167776 A JP 12167776A JP 12167776 A JP12167776 A JP 12167776A JP S5346682 A JPS5346682 A JP S5346682A
- Authority
- JP
- Japan
- Prior art keywords
- wire coating
- control method
- thermoplastic resin
- extrusion process
- depth control
- 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.)
- Pending
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
- B29C48/87—Cooling
-
- 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
- B29C48/06—Rod-shaped
-
- 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
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/154—Coating solid articles, i.e. non-hollow articles
-
- 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
- B29C2948/92504—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
- 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
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
- B29K2101/12—Thermoplastic materials
-
- 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
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3462—Cables
Abstract
PURPOSE:To facilitate depth adjustment of wire coating or extruded tubular product thus to realize automation and continuous processing, by regulating temperature on inner wall of extrusion head in cross-sectional direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12167776A JPS5346682A (en) | 1976-10-08 | 1976-10-08 | Depth control method and device employed in thermoplastic resin extrusion process for wire coating etc. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12167776A JPS5346682A (en) | 1976-10-08 | 1976-10-08 | Depth control method and device employed in thermoplastic resin extrusion process for wire coating etc. |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5346682A true JPS5346682A (en) | 1978-04-26 |
Family
ID=14817138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12167776A Pending JPS5346682A (en) | 1976-10-08 | 1976-10-08 | Depth control method and device employed in thermoplastic resin extrusion process for wire coating etc. |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5346682A (en) |
-
1976
- 1976-10-08 JP JP12167776A patent/JPS5346682A/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU581959B2 (en) | Extrusion control | |
ATE22839T1 (en) | METHOD AND APPARATUS FOR MAINTAINING THE WALL THICKNESS WHEN EXTRUDING BLOWN FILM, PIPES OR PLASTIC TUBULAR STRIPS. | |
IL43231A0 (en) | Process and apparatus for continuously extruding coated section members,particularly formed of thermoplastic materials | |
NL7710211A (en) | METHOD FOR ACCURATE AND AUTOMATIC MAINTENANCE OF THE THICKNESS OF A CUT PIECE OF ELASTANE EXTRUDED CONTINUALLY AND AN APPARATUS FOR IMPLEMENTING THE SAID PROCESS. | |
IE34497B1 (en) | A method of and apparatus for deforming a plastics pipe | |
ES461162A1 (en) | Device for modifying the thickness of a body extruded at a constant rate | |
ES464829A1 (en) | Molding process for the fabrication of hollow shaped articles | |
ZA762617B (en) | Extruder apparatus particularly for the production of hollow profiled sections of plastics | |
YU69479A (en) | Device for continuous extrusion and blowing of thin films of plastics, particularly solid polyvinyl chloride | |
GB1509056A (en) | Method of manufacturing synthetic plastics continuous rod-like material and equipment for carrying out the method | |
GB1101824A (en) | Process for the manufacture of thermoplastic films | |
FR2302188A1 (en) | Extruder for plastic pipes - having device for automatically adjusting extrusion head parts controlling thickness of pipe wall | |
GB1315662A (en) | Methods of and apparatus for extruding plastic material | |
JPS5346682A (en) | Depth control method and device employed in thermoplastic resin extrusion process for wire coating etc. | |
ES401596A1 (en) | Extrusion apparatus | |
GB1553621A (en) | Process for extruding a synthetic resin body having portions of different thickness | |
BE887843A (en) | POLYETHYLENE-POLYBUTADIAN THERMOPLASTIC COMPOSITION AND PROCESS FOR PRODUCING THE SAME | |
JPS5438363A (en) | Apparatus for automatic regulation of outer diameter of extrusion molded product | |
GB1493453A (en) | Method and apparatus for manufacturing a hollow plastics article | |
GB1299457A (en) | Method and apparatus for the sizing of tubular bodies | |
JPS52111970A (en) | Method and apparatus for manufacture of foil from thermally unstable thermoplastic plastic and pvc foil | |
GB959503A (en) | Method of and apparatus for producing carriers with hollow bodies threaded thereon | |
JPS5448861A (en) | Multiple simultaneous extrusion coater | |
JPS53128662A (en) | Extrusion coating of plastic | |
JPS5574851A (en) | Extrusion molding of silicone-grafted polyolefin mold |