CA1044869A - Method and apparatus for the manufacture of thin-walled shaped articles of thermoplastic material - Google Patents
Method and apparatus for the manufacture of thin-walled shaped articles of thermoplastic materialInfo
- Publication number
- CA1044869A CA1044869A CA201,479A CA201479A CA1044869A CA 1044869 A CA1044869 A CA 1044869A CA 201479 A CA201479 A CA 201479A CA 1044869 A CA1044869 A CA 1044869A
- Authority
- CA
- Canada
- Prior art keywords
- web
- forming tool
- forming
- articles
- cutter
- 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
- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000012815 thermoplastic material Substances 0.000 title abstract description 3
- 238000004519 manufacturing process Methods 0.000 title description 5
- 230000033001 locomotion Effects 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 23
- 229920001169 thermoplastic Polymers 0.000 claims description 11
- 239000004416 thermosoftening plastic Substances 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000004033 plastic Substances 0.000 abstract description 8
- 238000009740 moulding (composite fabrication) Methods 0.000 description 55
- 238000001816 cooling Methods 0.000 description 17
- 238000007493 shaping process Methods 0.000 description 15
- 230000000087 stabilizing effect Effects 0.000 description 7
- 238000000926 separation method Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 1
- 208000036366 Sensation of pressure Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000007787 solid Substances 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
- 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
- B29C51/18—Thermoforming apparatus
-
- 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
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
- B29C31/004—Arrangements for converting the motion of a material which is continuously fed to a working station in a stepwise motion
-
- 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
- B29C51/02—Combined thermoforming and manufacture of the preform
-
- 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
- B29C51/18—Thermoforming apparatus
- B29C51/20—Thermoforming apparatus having movable moulds or mould parts
- B29C51/22—Thermoforming apparatus having movable moulds or mould parts rotatable about an axis
-
- 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
- B29C51/30—Moulds
- B29C51/32—Moulds having cutting means
-
- 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
- B29C51/423—Heating or cooling of preforms, specially adapted for thermoforming to produce a temperature differential through the thickness of the preform
-
- 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
-
- 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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/17—Articles comprising two or more components, e.g. co-extruded layers the components having different colours
-
- 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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- 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
- B29C51/46—Measuring, controlling or regulating
-
- 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
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/0094—Geometrical properties
- B29K2995/0096—Dimensional stability
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Robotics (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732328368 DE2328368B2 (de) | 1973-06-04 | 1973-06-04 | Thermoformvorrichtung zum herstellen von formlingen grosser tiefe aus einem relativ dicken kunststoffband |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1044869A true CA1044869A (en) | 1978-12-26 |
Family
ID=5882987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA201,479A Expired CA1044869A (en) | 1973-06-04 | 1974-06-03 | Method and apparatus for the manufacture of thin-walled shaped articles of thermoplastic material |
Country Status (12)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE407760B (sv) * | 1977-07-15 | 1979-04-23 | Wallsten Hans | Sett och anordning vid vakuumformning |
| SE423878B (sv) * | 1977-07-25 | 1982-06-14 | Bellaplast Gmbh | Forfarande for tillverkning av tunnveggiga artiklar av kristalliskt termoplastiskt material |
| DE3010641C2 (de) * | 1980-03-20 | 1985-05-02 | Zafir Dipl.-Kfm. 6710 Frankenthal Petrov | Vorrichtung zum Herstellen von Verschlußkappen aus einer Folienbahn aus thermoplastischem Kunststoff |
| DE3226841C2 (de) * | 1982-07-17 | 1984-09-27 | Adolf Illig Maschinenbau Gmbh & Co, 7100 Heilbronn | Vorrichtung zum Thermoformen von Behältern aus einer Folienbahn aus thermoplastischem Kunststoff |
| DE3834648A1 (de) * | 1988-10-11 | 1990-04-19 | Alkor Gmbh | Verfahren und vorrichtung zur herstellung von formteilen oder gegenstaenden fuer kraftfahrzeuge |
| US6918753B2 (en) | 2001-11-15 | 2005-07-19 | G.N. Plastics Company Ltd. | Dual-mold thermoforming press |
| DE112014004504A5 (de) * | 2013-09-30 | 2017-03-09 | Kiefel Gmbh | Anlage und Verfahren zum Thermoformen einer Folie zu einer Vielzahl Produkte |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3676537A (en) * | 1965-11-18 | 1972-07-11 | Thomas W Winstead | Continuous method of extruding and thero-forming skin-covered foamed thermoplastic articles |
| NL128501C (enrdf_load_stackoverflow) * | 1967-04-18 | 1900-01-01 |
-
1973
- 1973-06-04 DE DE19732328368 patent/DE2328368B2/de not_active Withdrawn
- 1973-09-12 AT AT790873A patent/ATA790873A/de not_active Application Discontinuation
- 1973-09-12 CH CH1310573A patent/CH554230A/de not_active IP Right Cessation
- 1973-09-14 SE SE7312530A patent/SE399382B/xx unknown
- 1973-10-08 FI FI3120/73A patent/FI53934C/fi active
- 1973-10-24 NO NO4112/73A patent/NO147017C/no unknown
- 1973-12-06 DK DK660573A patent/DK144328C/da not_active IP Right Cessation
- 1973-12-27 BR BR10184/73A patent/BR7310184D0/pt unknown
-
1974
- 1974-02-04 GB GB497774A patent/GB1462204A/en not_active Expired
- 1974-03-11 FR FR7408133A patent/FR2231494B1/fr not_active Expired
- 1974-04-09 ES ES0425134A patent/ES425134A1/es not_active Expired
- 1974-06-03 CA CA201,479A patent/CA1044869A/en not_active Expired
-
1976
- 1976-04-15 ES ES447093A patent/ES447093A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2328368B2 (de) | 1977-12-22 |
| FR2231494A1 (enrdf_load_stackoverflow) | 1974-12-27 |
| FI312073A7 (enrdf_load_stackoverflow) | 1974-12-05 |
| DK144328C (da) | 1982-07-19 |
| ES447093A1 (es) | 1977-06-16 |
| FR2231494B1 (enrdf_load_stackoverflow) | 1978-06-16 |
| BR7310184D0 (pt) | 1975-09-02 |
| DK144328B (da) | 1982-02-22 |
| ATA790873A (de) | 1979-12-15 |
| FI53934B (fi) | 1978-05-31 |
| DE2328368A1 (de) | 1975-01-02 |
| NO147017B (no) | 1982-10-11 |
| NO147017C (no) | 1983-01-19 |
| SE7312530L (enrdf_load_stackoverflow) | 1974-12-05 |
| GB1462204A (en) | 1977-01-19 |
| SE399382B (sv) | 1978-02-13 |
| CH554230A (de) | 1974-09-30 |
| DK660573A (enrdf_load_stackoverflow) | 1975-01-20 |
| ES425134A1 (es) | 1976-11-16 |
| FI53934C (fi) | 1978-09-11 |
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