FR2338779A1 - Disposition de plastification et fusion de matiere plastique - Google Patents

Disposition de plastification et fusion de matiere plastique

Info

Publication number
FR2338779A1
FR2338779A1 FR7701216A FR7701216A FR2338779A1 FR 2338779 A1 FR2338779 A1 FR 2338779A1 FR 7701216 A FR7701216 A FR 7701216A FR 7701216 A FR7701216 A FR 7701216A FR 2338779 A1 FR2338779 A1 FR 2338779A1
Authority
FR
France
Prior art keywords
section
opening
decompression section
screw flight
devolatilisation
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.)
Granted
Application number
FR7701216A
Other languages
English (en)
Other versions
FR2338779B3 (fr
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.)
GKN Windsor GmbH
Original Assignee
GKN Windsor 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 GKN Windsor GmbH filed Critical GKN Windsor GmbH
Publication of FR2338779A1 publication Critical patent/FR2338779A1/fr
Application granted granted Critical
Publication of FR2338779B3 publication Critical patent/FR2338779B3/fr
Granted 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/58—Details
    • B29C45/60—Screws
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/58—Details
    • B29C45/63—Venting or 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/268—Throttling of the flow, e.g. for cooperating with plasticising elements or for degassing
    • 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
    • B29C48/767—Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a barrel
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/58—Details
    • B29C45/60—Screws
    • B29C2045/605—Screws comprising a zone or shape enhancing the degassing of the plastic material
    • 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
    • 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
    • B29C48/04—Particle-shaped
FR7701216A 1976-01-22 1977-01-17 Disposition de plastification et fusion de matiere plastique Granted FR2338779A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762602204 DE2602204A1 (de) 1976-01-22 1976-01-22 Vorrichtung zum plastifizieren und schmelzen von kunststoff

Publications (2)

Publication Number Publication Date
FR2338779A1 true FR2338779A1 (fr) 1977-08-19
FR2338779B3 FR2338779B3 (fr) 1979-01-19

Family

ID=5967943

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7701216A Granted FR2338779A1 (fr) 1976-01-22 1977-01-17 Disposition de plastification et fusion de matiere plastique

Country Status (7)

Country Link
JP (1) JPS52145464A (fr)
AT (1) AT352996B (fr)
CH (1) CH618121A5 (fr)
DE (1) DE2602204A1 (fr)
FR (1) FR2338779A1 (fr)
IT (1) IT1116967B (fr)
SE (1) SE7613269L (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0337353A2 (fr) * 1988-04-11 1989-10-18 Toshiba Kikai Kabushiki Kaisha Machine à mouler par injection du type à dégazage
CN113263530A (zh) * 2021-06-21 2021-08-17 聊城鑫泰机床有限公司 一种pvc冗边地毯自动生产线

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0337353A2 (fr) * 1988-04-11 1989-10-18 Toshiba Kikai Kabushiki Kaisha Machine à mouler par injection du type à dégazage
EP0337353A3 (fr) * 1988-04-11 1991-07-10 Toshiba Kikai Kabushiki Kaisha Machine à mouler par injection du type à dégazage
CN113263530A (zh) * 2021-06-21 2021-08-17 聊城鑫泰机床有限公司 一种pvc冗边地毯自动生产线
CN113263530B (zh) * 2021-06-21 2024-02-27 聊城鑫泰机床有限公司 一种pvc冗边地毯自动生产线

Also Published As

Publication number Publication date
SE7613269L (sv) 1977-07-23
AT352996B (de) 1979-10-25
CH618121A5 (en) 1980-07-15
ATA929476A (de) 1979-03-15
DE2602204A1 (de) 1977-07-28
JPS52145464A (en) 1977-12-03
FR2338779B3 (fr) 1979-01-19
IT1116967B (it) 1986-02-10

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