IT1110775B - Macchina di estruzione con stampo a rulli - Google Patents

Macchina di estruzione con stampo a rulli

Info

Publication number
IT1110775B
IT1110775B IT20851/79A IT2085179A IT1110775B IT 1110775 B IT1110775 B IT 1110775B IT 20851/79 A IT20851/79 A IT 20851/79A IT 2085179 A IT2085179 A IT 2085179A IT 1110775 B IT1110775 B IT 1110775B
Authority
IT
Italy
Prior art keywords
extraction machine
roller mold
mold
roller
extraction
Prior art date
Application number
IT20851/79A
Other languages
English (en)
Other versions
IT7920851A0 (it
Original Assignee
Usm Corp
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 Usm Corp filed Critical Usm Corp
Publication of IT7920851A0 publication Critical patent/IT7920851A0/it
Application granted granted Critical
Publication of IT1110775B publication Critical patent/IT1110775B/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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/24—Calendering
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/35—Extrusion nozzles or dies with rollers
    • 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
    • B29C48/505—Screws
    • B29C48/52—Screws with an outer diameter varying along the longitudinal axis, e.g. for obtaining different thread clearance
    • B29C48/525—Conical 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
    • 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
    • B29C48/505—Screws
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92523—Force; Tension
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B29C2948/926—Flow or feed rate
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Manufacturing And Processing Devices For Dough (AREA)
IT20851/79A 1978-03-09 1979-03-09 Macchina di estruzione con stampo a rulli IT1110775B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88474278A 1978-03-09 1978-03-09

Publications (2)

Publication Number Publication Date
IT7920851A0 IT7920851A0 (it) 1979-03-09
IT1110775B true IT1110775B (it) 1986-01-06

Family

ID=25385290

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20851/79A IT1110775B (it) 1978-03-09 1979-03-09 Macchina di estruzione con stampo a rulli

Country Status (13)

Country Link
JP (1) JPS54127466A (it)
AR (1) AR217900A1 (it)
BE (1) BE874701A (it)
BR (1) BR7901489A (it)
DE (1) DE2906004A1 (it)
FR (1) FR2419154A1 (it)
GB (1) GB2016355B (it)
IN (1) IN150686B (it)
IT (1) IT1110775B (it)
MX (1) MX148675A (it)
NL (1) NL7901773A (it)
SE (1) SE7902082L (it)
SU (1) SU952090A3 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2237239B (en) * 1989-10-27 1993-09-01 Reifenhaeuser Masch A process for the production of a ribbon of synthetic thermoplastic material in sheet form
US6491510B1 (en) 2000-09-08 2002-12-10 The Goodyear Tire & Rubber Company Adjustable flow channel for an extruder head
US6478564B1 (en) 2000-09-08 2002-11-12 The Goodyear Tire & Rubber Company Adjustable flow channel for an extruder head
US6821106B1 (en) 2003-06-24 2004-11-23 The Goodyear Tire & Rubber Company Roller die preformer for wide extrusions
JP2007216187A (ja) * 2006-02-20 2007-08-30 Kubota Corp 解砕装置及び破砕処理設備

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3274645A (en) * 1963-11-20 1966-09-27 Farrel Corp Extruder-roller die
US3359597A (en) * 1966-07-26 1967-12-26 Farrel Corp Extruder-roller die
GB1253886A (en) * 1969-02-07 1971-11-17 David Bridge & Company Ltd Improvements in or relating to the production of sheets of material
US3947201A (en) * 1973-12-07 1976-03-30 Usm Corporation Extruder and roll die apparatus
FR2351770A1 (fr) * 1976-05-17 1977-12-16 Solvay Dispositif pour l'extrusion continue d'une feuille plane de matiere plastique chaude

Also Published As

Publication number Publication date
IN150686B (it) 1982-11-20
FR2419154A1 (fr) 1979-10-05
NL7901773A (nl) 1979-09-11
AR217900A1 (es) 1980-04-30
MX148675A (es) 1983-05-27
IT7920851A0 (it) 1979-03-09
SU952090A3 (ru) 1982-08-15
JPS54127466A (en) 1979-10-03
GB2016355B (en) 1982-09-15
SE7902082L (sv) 1979-09-10
BE874701A (fr) 1979-07-02
DE2906004A1 (de) 1979-09-20
GB2016355A (en) 1979-09-26
BR7901489A (pt) 1979-10-09

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