DD137553B1 - Rotierendes folienblaswerkzeug mit folieninnenkuehlung - Google Patents

Rotierendes folienblaswerkzeug mit folieninnenkuehlung Download PDF

Info

Publication number
DD137553B1
DD137553B1 DD20658478A DD20658478A DD137553B1 DD 137553 B1 DD137553 B1 DD 137553B1 DD 20658478 A DD20658478 A DD 20658478A DD 20658478 A DD20658478 A DD 20658478A DD 137553 B1 DD137553 B1 DD 137553B1
Authority
DD
German Democratic Republic
Prior art keywords
rotating
ring
nozzle head
stationary
annular gap
Prior art date
Application number
DD20658478A
Other languages
German (de)
English (en)
Other versions
DD137553A1 (de
Inventor
Helmar Franz
Bodo Tragsdorf
Original Assignee
Helmar Franz
Bodo Tragsdorf
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 Helmar Franz, Bodo Tragsdorf filed Critical Helmar Franz
Priority to DD20658478A priority Critical patent/DD137553B1/de
Priority to DE2915835A priority patent/DE2915835C2/de
Priority to SU797770635A priority patent/SU1046111A1/ru
Priority to CS794269A priority patent/CS231251B1/cs
Priority to BG7944050A priority patent/BG32598A1/xx
Priority to YU01574/79A priority patent/YU157479A/xx
Priority to HU79UO159A priority patent/HU186358B/hu
Priority to RO98074A priority patent/RO83006B/ro
Publication of DD137553A1 publication Critical patent/DD137553A1/xx
Publication of DD137553B1 publication Critical patent/DD137553B1/de

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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/89—Internal treatment, e.g. by applying an internal cooling fluid stream
    • 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
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/33—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other
    • 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
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Continuous Casting (AREA)
DD20658478A 1978-07-07 1978-07-07 Rotierendes folienblaswerkzeug mit folieninnenkuehlung DD137553B1 (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DD20658478A DD137553B1 (de) 1978-07-07 1978-07-07 Rotierendes folienblaswerkzeug mit folieninnenkuehlung
DE2915835A DE2915835C2 (de) 1978-07-07 1979-04-19 Rotierendes Folienblaswerkzeug mit Folieninnenkühlung
SU797770635A SU1046111A1 (ru) 1978-07-07 1979-06-20 Вращающа с пленочна головка с охлаждением внутренней полости пленочного рукава и с центральным подводом расплава
CS794269A CS231251B1 (en) 1978-07-07 1979-06-20 Revolving foil head with cooled internal cavity of foil tube
BG7944050A BG32598A1 (bg) 1978-07-07 1979-06-25 V"rtjahha se glava za proizvezhdane na sintetichni tr"bi
YU01574/79A YU157479A (en) 1978-07-07 1979-06-29 Rotating tool for blowing foils with internal cooling
HU79UO159A HU186358B (en) 1978-07-07 1979-07-06 Rotating foil blowing tool with internal foil cooling
RO98074A RO83006B (ro) 1978-07-07 1979-07-06 DISPOZITIV ROTATIV DE INSUFLAT FOI PREVAZUT CU MIJLOACE DE RACIRE îN INTERIORUL ACESTORA

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD20658478A DD137553B1 (de) 1978-07-07 1978-07-07 Rotierendes folienblaswerkzeug mit folieninnenkuehlung

Publications (2)

Publication Number Publication Date
DD137553A1 DD137553A1 (de) 1979-09-12
DD137553B1 true DD137553B1 (de) 1980-12-10

Family

ID=5513515

Family Applications (1)

Application Number Title Priority Date Filing Date
DD20658478A DD137553B1 (de) 1978-07-07 1978-07-07 Rotierendes folienblaswerkzeug mit folieninnenkuehlung

Country Status (8)

Country Link
BG (1) BG32598A1 (cs)
CS (1) CS231251B1 (cs)
DD (1) DD137553B1 (cs)
DE (1) DE2915835C2 (cs)
HU (1) HU186358B (cs)
RO (1) RO83006B (cs)
SU (1) SU1046111A1 (cs)
YU (1) YU157479A (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3326870C2 (de) * 1982-09-02 1987-04-16 VEB Kombinat Umformtechnik "Herbert Warnke" Erfurt, DDR 5010 Erfurt Rotierendes Folienblaswerkzeug mit zentraler Schmelzezuführung und Folieninnenkühlung
US4784594A (en) * 1983-03-11 1988-11-15 Mobil Oil Corporation Single lip rotary tubular extrusion die
EP0122703B1 (en) * 1983-03-11 1990-04-11 Mobil Oil Corporation Single lip rotary die
DE3331832C1 (de) * 1983-09-03 1985-01-10 Reifenhäuser GmbH & Co. Maschinenfabrik, 5210 Troisdorf Vertikal arbeitender Folienblaskopf
DE102020127105A1 (de) 2020-10-15 2022-04-21 Reifenhäuser GmbH & Co. KG Maschinenfabrik Blasfolienanlage, verfahren zum herstellen einer blasfolienbahn und damit hergestellte folie

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1729129A1 (de) * 1968-03-18 1971-06-09 Windmoeller & Hoelscher Folienblaskopf zur Herstellung von Schlauchfolien
US3933958A (en) * 1971-03-22 1976-01-20 Reynolds Metals Company Method of making tubular plastic film
DE7412102U (de) * 1974-04-05 1975-12-11 Windmoeller & Hoelscher Drehbarer Folienblaskopf zur Herstellung von Schlauchfolien aus thermoplastischen Massen
DE2445545A1 (de) * 1974-09-24 1976-04-01 Windmoeller & Hoelscher Folienblaskopf fuer die herstellung von schlauchfolien
DE2509024C3 (de) * 1975-03-01 1985-04-25 Reifenhäuser KG, 5210 Troisdorf Vorrichtung für die Herstellung von Kunststoffolien durch Blasen
DE2610335A1 (de) * 1975-04-23 1976-11-04 Plast Elastverarbeitungsmasch Folienblaswerkzeug

Also Published As

Publication number Publication date
BG32598A1 (bg) 1982-09-15
DE2915835C2 (de) 1983-12-22
RO83006B (ro) 1984-09-30
DE2915835A1 (de) 1980-01-17
CS231251B1 (en) 1984-10-15
SU1046111A1 (ru) 1983-10-07
YU157479A (en) 1982-10-31
RO83006A (ro) 1984-08-17
HU186358B (en) 1985-07-29
DD137553A1 (de) 1979-09-12

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