DE2534782A1 - Heissformverfahren und -vorrichtung - Google Patents
Heissformverfahren und -vorrichtungInfo
- Publication number
- DE2534782A1 DE2534782A1 DE19752534782 DE2534782A DE2534782A1 DE 2534782 A1 DE2534782 A1 DE 2534782A1 DE 19752534782 DE19752534782 DE 19752534782 DE 2534782 A DE2534782 A DE 2534782A DE 2534782 A1 DE2534782 A1 DE 2534782A1
- Authority
- DE
- Germany
- Prior art keywords
- mold
- sheet material
- cooling device
- head
- cooling
- 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
- 238000000034 method Methods 0.000 title claims description 30
- 238000001816 cooling Methods 0.000 claims description 53
- 239000000463 material Substances 0.000 claims description 51
- 238000000465 moulding Methods 0.000 claims description 23
- 239000002826 coolant Substances 0.000 claims description 22
- 229920001169 thermoplastic Polymers 0.000 claims description 16
- 239000004416 thermosoftening plastic Substances 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 239000012815 thermoplastic material Substances 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 239000004798 oriented polystyrene Substances 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000004793 Polystyrene Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 235000014121 butter Nutrition 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000013310 margarine Nutrition 0.000 description 1
- 239000003264 margarine Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- SCUZVMOVTVSBLE-UHFFFAOYSA-N prop-2-enenitrile;styrene Chemical compound C=CC#N.C=CC1=CC=CC=C1 SCUZVMOVTVSBLE-UHFFFAOYSA-N 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 235000021487 ready-to-eat food Nutrition 0.000 description 1
- 229920000638 styrene acrylonitrile Polymers 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 235000013618 yogurt Nutrition 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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/42—Heating or cooling
- B29C51/421—Heating or cooling of preforms, specially adapted for thermoforming
- B29C51/422—Heating or cooling of preforms, specially adapted for thermoforming to produce a temperature differential
-
- 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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/10—Forming by pressure difference, e.g. vacuum
-
- 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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/42—Heating or cooling
- B29C51/427—Cooling of the material with a fluid blast
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3496574A GB1483220A (en) | 1974-08-08 | 1974-08-08 | Process and apparatus for thermoforming an article from thermoplastic sheet material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2534782A1 true DE2534782A1 (de) | 1976-03-04 |
Family
ID=10372200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752534782 Pending DE2534782A1 (de) | 1974-08-08 | 1975-08-04 | Heissformverfahren und -vorrichtung |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE832281A (OSRAM) |
| DE (1) | DE2534782A1 (OSRAM) |
| FR (1) | FR2281205A1 (OSRAM) |
| GB (1) | GB1483220A (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019111639A1 (de) * | 2018-12-13 | 2020-06-18 | Liebherr-Hausgeräte Ochsenhausen GmbH | Verfahren zur Herstellung eines Innenbehälters für ein Kühl- und/oder Gefriergerät |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4619806A (en) * | 1985-03-15 | 1986-10-28 | The Procter & Gamble Company | Method of forming highly oriented thermoplastic articles |
| CH673603A5 (en) * | 1987-09-22 | 1990-03-30 | Alusuisse | Press blowing super-plastically deformable metal sheet - using cooling nozzle to decrease metal expansion in areas to be most highly deformed |
| GB2474366B (en) * | 2009-10-12 | 2012-11-14 | Stretchform Associates Ltd | Zone cooling |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3125619A (en) * | 1964-03-17 | Forming plastic containers | ||
| US2336822A (en) * | 1942-05-09 | 1943-12-14 | Hartford Empire Co | Method of forming hollow glassware |
| BE551284A (OSRAM) * | 1955-10-19 | |||
| GB1091725A (en) * | 1965-08-11 | 1967-11-22 | Forgrove Mach | Improvements in the thermoforming of sheet material |
| DE2019295A1 (de) * | 1970-04-22 | 1971-11-04 | Dixie Union Verpackungen Gmbh | Verfahren und Vorrichtung zum Tiefziehen oder Tiefdruecken von Behaeltern |
| DE2211307A1 (de) * | 1972-03-09 | 1973-09-13 | Leifeld & Co | Verfahren zur herstellung von kunststoffgegenstaenden |
-
1974
- 1974-08-08 GB GB3496574A patent/GB1483220A/en not_active Expired
-
1975
- 1975-08-04 DE DE19752534782 patent/DE2534782A1/de active Pending
- 1975-08-05 FR FR7524339A patent/FR2281205A1/fr active Granted
- 1975-08-08 BE BE159076A patent/BE832281A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019111639A1 (de) * | 2018-12-13 | 2020-06-18 | Liebherr-Hausgeräte Ochsenhausen GmbH | Verfahren zur Herstellung eines Innenbehälters für ein Kühl- und/oder Gefriergerät |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2281205A1 (fr) | 1976-03-05 |
| FR2281205B1 (OSRAM) | 1977-12-09 |
| GB1483220A (en) | 1977-08-17 |
| AU8364175A (en) | 1977-02-10 |
| BE832281A (nl) | 1975-12-01 |
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