IT968648B - Dispositivo degassatore per una pressa da estrusione a vite per la lavorazione di materiali sin tetici e di gomma - Google Patents

Dispositivo degassatore per una pressa da estrusione a vite per la lavorazione di materiali sin tetici e di gomma

Info

Publication number
IT968648B
IT968648B IT30116/72A IT3011672A IT968648B IT 968648 B IT968648 B IT 968648B IT 30116/72 A IT30116/72 A IT 30116/72A IT 3011672 A IT3011672 A IT 3011672A IT 968648 B IT968648 B IT 968648B
Authority
IT
Italy
Prior art keywords
rubber materials
screw extrusion
extrusion press
degassing device
processing synthetic
Prior art date
Application number
IT30116/72A
Other languages
English (en)
Italian (it)
Inventor
H Heidrich
Original Assignee
Lohmann U Stolterfoht Ag
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 Lohmann U Stolterfoht Ag filed Critical Lohmann U Stolterfoht Ag
Application granted granted Critical
Publication of IT968648B publication Critical patent/IT968648B/it

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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
    • B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/84—Venting or degassing ; Removing liquids, e.g. by evaporating components
    • B29B7/845—Venting, degassing or removing evaporated components in devices with rotary stirrers
    • 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
    • B29C48/252—Drive or actuation means; Transmission means; Screw supporting 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
    • 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
    • B29C48/254—Sealing 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
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/76—Venting, drying means; Degassing 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT30116/72A 1972-01-24 1972-10-05 Dispositivo degassatore per una pressa da estrusione a vite per la lavorazione di materiali sin tetici e di gomma IT968648B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722203759 DE2203759B1 (de) 1972-01-24 1972-01-24 Entgasungseinrichtung fuer eine schneckenstrangpresse zur verarbeitung von kunststoffen und gummi

Publications (1)

Publication Number Publication Date
IT968648B true IT968648B (it) 1974-03-20

Family

ID=5834163

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30116/72A IT968648B (it) 1972-01-24 1972-10-05 Dispositivo degassatore per una pressa da estrusione a vite per la lavorazione di materiali sin tetici e di gomma

Country Status (7)

Country Link
CS (1) CS158170B2 (xx)
DD (1) DD99949A5 (xx)
DE (1) DE2203759B1 (xx)
FR (1) FR2169042B1 (xx)
GB (1) GB1413014A (xx)
HU (1) HU166117B (xx)
IT (1) IT968648B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2800632C3 (de) * 1978-01-07 1981-02-19 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Schneckenstrangpresse für thermoplastische Kunststoffe
DE3805748A1 (de) * 1988-02-24 1989-09-07 Berstorff Gmbh Masch Hermann Verfahren und einrichtung zur aufrechterhaltung eines rueckwaertsentgasungsvorganges an einem einschneckenextruder
EP2946904B1 (de) * 2014-05-22 2017-10-25 Coperion GmbH Vorrichtung und Verfahren zur Entgasung von aufzubereitendem Material
CN105946200A (zh) * 2016-06-30 2016-09-21 重庆浩立塑胶有限公司 带抽真空装置的塑料挤出机

Also Published As

Publication number Publication date
DE2203759A1 (xx) 1973-08-16
FR2169042A1 (xx) 1973-09-07
CS158170B2 (xx) 1974-10-15
FR2169042B1 (xx) 1978-03-03
DE2203759B1 (de) 1973-08-16
GB1413014A (en) 1975-11-05
DD99949A5 (xx) 1973-09-05
HU166117B (xx) 1975-01-28

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