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 material

Info

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
Application number
CA201,479A
Other languages
English (en)
French (fr)
Other versions
CA201479S (en
Inventor
Alfons W. Thiel
Hans Hell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bellaplast GmbH
Original Assignee
Bellaplast GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bellaplast GmbH filed Critical Bellaplast GmbH
Application granted granted Critical
Publication of CA1044869A publication Critical patent/CA1044869A/en
Expired legal-status Critical Current

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
    • 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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
CA201,479A 1973-06-04 1974-06-03 Method and apparatus for the manufacture of thin-walled shaped articles of thermoplastic material Expired CA1044869A (en)

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)

Country Link
AT (1) ATA790873A (es)
BR (1) BR7310184D0 (es)
CA (1) CA1044869A (es)
CH (1) CH554230A (es)
DE (1) DE2328368B2 (es)
DK (1) DK144328C (es)
ES (2) ES425134A1 (es)
FI (1) FI53934C (es)
FR (1) FR2231494B1 (es)
GB (1) GB1462204A (es)
NO (1) NO147017C (es)
SE (1) SE399382B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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 (es) * 1967-04-18 1900-01-01

Also Published As

Publication number Publication date
GB1462204A (en) 1977-01-19
SE399382B (sv) 1978-02-13
FI53934B (fi) 1978-05-31
BR7310184D0 (pt) 1975-09-02
ATA790873A (de) 1979-12-15
ES447093A1 (es) 1977-06-16
DK660573A (es) 1975-01-20
SE7312530L (es) 1974-12-05
CH554230A (de) 1974-09-30
ES425134A1 (es) 1976-11-16
DE2328368B2 (de) 1977-12-22
FI312073A (es) 1974-12-05
FI53934C (fi) 1978-09-11
DE2328368A1 (de) 1975-01-02
NO147017C (no) 1983-01-19
FR2231494B1 (es) 1978-06-16
DK144328C (da) 1982-07-19
DK144328B (da) 1982-02-22
FR2231494A1 (es) 1974-12-27
NO147017B (no) 1982-10-11

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