IT1047564B - Procedimento ed apparecchio per fabbricare tubi di plastica - Google Patents

Procedimento ed apparecchio per fabbricare tubi di plastica

Info

Publication number
IT1047564B
IT1047564B IT51482/75A IT5148275A IT1047564B IT 1047564 B IT1047564 B IT 1047564B IT 51482/75 A IT51482/75 A IT 51482/75A IT 5148275 A IT5148275 A IT 5148275A IT 1047564 B IT1047564 B IT 1047564B
Authority
IT
Italy
Prior art keywords
procedure
plastic tubes
manufacturing plastic
manufacturing
tubes
Prior art date
Application number
IT51482/75A
Other languages
English (en)
Original Assignee
Sekisui Chemical Co Ltd
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 Sekisui Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Application granted granted Critical
Publication of IT1047564B publication Critical patent/IT1047564B/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
    • B29C48/355—Conveyors for extruded articles
    • 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
    • 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
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • 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
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/9238—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/9239—Screw or gear
    • 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
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92457—Drive section, e.g. gearbox, motor or drive fluids
    • 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
    • B29C2948/92504—Controlled parameter
    • B29C2948/92609—Dimensions
    • B29C2948/92647—Thickness
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/003—Tubular articles having irregular or rough surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT51482/75A 1974-09-25 1975-09-24 Procedimento ed apparecchio per fabbricare tubi di plastica IT1047564B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49110803A JPS587448B2 (ja) 1974-09-25 1974-09-25 アツニクブト ウスニクブトオ コウゴ ニユウスル ジユシカンノ セイゾウホウホウ

Publications (1)

Publication Number Publication Date
IT1047564B true IT1047564B (it) 1980-10-20

Family

ID=14545037

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51482/75A IT1047564B (it) 1974-09-25 1975-09-24 Procedimento ed apparecchio per fabbricare tubi di plastica

Country Status (10)

Country Link
US (1) US4036930A (it)
JP (1) JPS587448B2 (it)
BR (1) BR7506144A (it)
CA (1) CA1056121A (it)
DE (1) DE2542630A1 (it)
ES (2) ES441238A1 (it)
FR (1) FR2285981A1 (it)
GB (1) GB1523786A (it)
IT (1) IT1047564B (it)
NL (1) NL183228C (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51134752A (en) * 1975-05-16 1976-11-22 Sekisui Chemical Co Ltd Method of extrusion molding resin molded article with different thicknesses
JPS5263964A (en) * 1975-11-25 1977-05-26 Toshiba Machine Co Ltd Method of partially varying plastic pipe thickness
JPS5324361A (en) * 1976-08-19 1978-03-07 Komatsu Kasei Kk Method and device for producing partially thick thermoplastic resin tube
JPS5586725A (en) * 1978-12-25 1980-06-30 Mitsubishi Plastics Ind Ltd Molding method of thermoplastic resin tube
FR2493219B1 (fr) * 1980-10-30 1984-11-23 Indumat Sa Procede et dispositif de fabrication de structures alveolaires en matiere thermoplastique et structures obtenues
JPS6074233A (ja) * 1983-09-30 1985-04-26 Toshiba Corp 撮像管用タ−ゲツトの製造方法
FI77405C (fi) * 1986-03-20 1989-03-10 Uponor Nv Foerfarande och anordning foer framstaellning av kamflaensroer.
NL8701164A (nl) * 1987-05-14 1988-12-01 Wavin Bv Kunststofbuis met aan het buitenoppervlak massieve dwarsribben, inrichting voor toepassing in een installatie voor het vormen van dergelijke buizen; installatie voor het vormen van buizen die een dergelijke inrichting omvat en werkwijze voor het vormen van een kunststofbuis onder toepassing van een dergelijke installatie.
US4929167A (en) * 1987-06-12 1990-05-29 Pepper Kenneth V Apparatus for producing a helical tube
DE3737104A1 (de) * 1987-11-02 1989-05-11 Altenkirchener Kunststoff Schlauchstueck aus elastischem, gut rueckstellbarem kunststoff und verfahren zu seiner herstellung
CA1312717C (en) * 1989-01-16 1993-01-19 Manfred Lupke Cooling plugs in thermoplastic pipe forming apparatus
DE3906363C1 (it) * 1989-03-01 1990-11-08 Inoex Gmbh Innovationen Und Ausruestungen Fuer Die Extrusionstechnik, 4970 Bad Oeynhausen, De
NL1012032C2 (nl) * 1999-03-05 2000-09-06 Wavin Bv Werkwijze voor het vervaardigen van een buis van biaxiaal georiënteerd thermoplastisch kunststofmateriaal.
US6926509B2 (en) * 2002-05-31 2005-08-09 Ndh Medical, Inc. Apparatus for extruding tubing having a variable wall thickness
JP2008049649A (ja) * 2006-08-28 2008-03-06 Daicel Chem Ind Ltd 成形用ダイ
JP6597918B2 (ja) 2017-01-20 2019-10-30 株式会社村田製作所 位置検知システム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1209282B (de) * 1961-02-25 1966-01-20 Anger Kunststoff Verfahren und Vorrichtung zur Herstellung von Rohren mit Aufweitungen und/oder Verdickungen
FR1425435A (fr) * 1964-12-07 1966-01-24 Rhone Poulenc Sa Filière d'extrusion à orifice variable
JPS5418301B2 (it) * 1972-05-12 1979-07-06
JPS4924143A (it) * 1972-06-26 1974-03-04
GB1429691A (en) * 1972-07-29 1976-03-24 Furukawa Electric Co Ltd Method and apparatus for forming a covering on an elongate core member

Also Published As

Publication number Publication date
CA1056121A (en) 1979-06-12
FR2285981A1 (fr) 1976-04-23
US4036930A (en) 1977-07-19
NL183228C (nl) 1988-09-01
JPS5137155A (en) 1976-03-29
ES441238A1 (es) 1977-07-01
JPS587448B2 (ja) 1983-02-09
BR7506144A (pt) 1976-08-03
FR2285981B1 (it) 1979-01-05
NL183228B (nl) 1988-04-05
DE2542630A1 (de) 1976-04-22
ES455930A1 (es) 1978-01-16
GB1523786A (en) 1978-09-06
NL7511290A (nl) 1976-03-29
DE2542630C2 (it) 1987-06-19
AU8518175A (en) 1977-03-31

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