DE2537588A1 - Vorrichtung zur herstellung spannungsarmer rohre aus thermoplastischem kunststoff - Google Patents
Vorrichtung zur herstellung spannungsarmer rohre aus thermoplastischem kunststoffInfo
- Publication number
- DE2537588A1 DE2537588A1 DE19752537588 DE2537588A DE2537588A1 DE 2537588 A1 DE2537588 A1 DE 2537588A1 DE 19752537588 DE19752537588 DE 19752537588 DE 2537588 A DE2537588 A DE 2537588A DE 2537588 A1 DE2537588 A1 DE 2537588A1
- Authority
- DE
- Germany
- Prior art keywords
- heat sink
- cooling
- plastic tube
- heat
- pipes
- 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
- 239000004033 plastic Substances 0.000 claims description 19
- 229920003023 plastic Polymers 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 13
- 238000001125 extrusion Methods 0.000 claims description 13
- 229920001169 thermoplastic Polymers 0.000 claims description 9
- 239000004416 thermosoftening plastic Substances 0.000 claims description 9
- 239000002826 coolant Substances 0.000 claims description 6
- -1 polypropylene Polymers 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920001903 high density polyethylene Polymers 0.000 claims description 2
- 239000004700 high-density polyethylene Substances 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004792 oxidative damage Effects 0.000 description 1
- 238000010525 oxidative degradation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000000725 suspension 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/908—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article characterised by calibrator surface, e.g. structure or holes for lubrication, cooling or venting
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
- B29C48/902—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies internally
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752537588 DE2537588A1 (de) | 1975-08-23 | 1975-08-23 | Vorrichtung zur herstellung spannungsarmer rohre aus thermoplastischem kunststoff |
| NL7609277A NL7609277A (nl) | 1975-08-23 | 1976-08-20 | Inrichting voor het vervaardigen van spannings- arme buizen van thermoplastische kunststof. |
| FI762389A FI762389A7 (enrdf_load_stackoverflow) | 1975-08-23 | 1976-08-20 | |
| DK378076A DK378076A (da) | 1975-08-23 | 1976-08-20 | Apparat til fremstilling af plastror med sma spendinger |
| NO762883A NO762883L (enrdf_load_stackoverflow) | 1975-08-23 | 1976-08-20 | |
| LU75639A LU75639A1 (enrdf_load_stackoverflow) | 1975-08-23 | 1976-08-20 | |
| IT26396/76A IT1076936B (it) | 1975-08-23 | 1976-08-20 | Dispositivo per fabbricare tubi di materia artificiale termoplastica con modiche tensioni interne |
| SE7609280A SE7609280L (sv) | 1975-08-23 | 1976-08-20 | Anordning for framstellning av ror av termoplastiska material |
| FR7625521A FR2321999A1 (fr) | 1975-08-23 | 1976-08-23 | Dispositif pour la fabrication de tuyaux en matiere thermoplastique, a faibles tensions internes |
| BE169998A BE845423R (fr) | 1975-08-23 | 1976-08-23 | Dispositif servant a fabriquer des tubes de matiere synthetique thermoplastique, presentant peu de tensions internes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752537588 DE2537588A1 (de) | 1975-08-23 | 1975-08-23 | Vorrichtung zur herstellung spannungsarmer rohre aus thermoplastischem kunststoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2537588A1 true DE2537588A1 (de) | 1977-02-24 |
Family
ID=5954675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752537588 Pending DE2537588A1 (de) | 1975-08-23 | 1975-08-23 | Vorrichtung zur herstellung spannungsarmer rohre aus thermoplastischem kunststoff |
Country Status (10)
| Country | Link |
|---|---|
| BE (1) | BE845423R (enrdf_load_stackoverflow) |
| DE (1) | DE2537588A1 (enrdf_load_stackoverflow) |
| DK (1) | DK378076A (enrdf_load_stackoverflow) |
| FI (1) | FI762389A7 (enrdf_load_stackoverflow) |
| FR (1) | FR2321999A1 (enrdf_load_stackoverflow) |
| IT (1) | IT1076936B (enrdf_load_stackoverflow) |
| LU (1) | LU75639A1 (enrdf_load_stackoverflow) |
| NL (1) | NL7609277A (enrdf_load_stackoverflow) |
| NO (1) | NO762883L (enrdf_load_stackoverflow) |
| SE (1) | SE7609280L (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040047932A1 (en) * | 2002-09-09 | 2004-03-11 | Lupke Manfred A. A. | Pipe mold apparatus with contact and air cooling of plastic in a mold tunnel |
-
1975
- 1975-08-23 DE DE19752537588 patent/DE2537588A1/de active Pending
-
1976
- 1976-08-20 DK DK378076A patent/DK378076A/da unknown
- 1976-08-20 IT IT26396/76A patent/IT1076936B/it active
- 1976-08-20 NL NL7609277A patent/NL7609277A/xx not_active Application Discontinuation
- 1976-08-20 NO NO762883A patent/NO762883L/no unknown
- 1976-08-20 SE SE7609280A patent/SE7609280L/xx unknown
- 1976-08-20 LU LU75639A patent/LU75639A1/xx unknown
- 1976-08-20 FI FI762389A patent/FI762389A7/fi not_active Application Discontinuation
- 1976-08-23 FR FR7625521A patent/FR2321999A1/fr active Granted
- 1976-08-23 BE BE169998A patent/BE845423R/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| SE7609280L (sv) | 1977-02-24 |
| FR2321999B3 (enrdf_load_stackoverflow) | 1979-05-18 |
| FR2321999A1 (fr) | 1977-03-25 |
| FI762389A7 (enrdf_load_stackoverflow) | 1977-02-24 |
| DK378076A (da) | 1977-02-24 |
| IT1076936B (it) | 1985-04-27 |
| LU75639A1 (enrdf_load_stackoverflow) | 1977-03-31 |
| NL7609277A (nl) | 1977-02-25 |
| BE845423R (fr) | 1976-12-16 |
| NO762883L (enrdf_load_stackoverflow) | 1977-02-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHW | Rejection |