DE2359746A1 - Verfahren zur herstellung von rohrboegen aus thermoplastischem kunststoff und vorrichtung zur durchfuehrung des verfahrens - Google Patents

Verfahren zur herstellung von rohrboegen aus thermoplastischem kunststoff und vorrichtung zur durchfuehrung des verfahrens

Info

Publication number
DE2359746A1
DE2359746A1 DE2359746A DE2359746A DE2359746A1 DE 2359746 A1 DE2359746 A1 DE 2359746A1 DE 2359746 A DE2359746 A DE 2359746A DE 2359746 A DE2359746 A DE 2359746A DE 2359746 A1 DE2359746 A1 DE 2359746A1
Authority
DE
Germany
Prior art keywords
pipe
cooling jacket
curvature
curved
extrusion head
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.)
Pending
Application number
DE2359746A
Other languages
German (de)
English (en)
Inventor
Arnold Aalo
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.)
Granges Essem Plast AS
Original Assignee
Granges Essem Plast AS
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 Granges Essem Plast AS filed Critical Granges Essem Plast AS
Publication of DE2359746A1 publication Critical patent/DE2359746A1/de
Pending 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
    • 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
    • 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
    • B29C48/03—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
    • B29C48/131—Curved articles
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
DE2359746A 1972-12-01 1973-11-30 Verfahren zur herstellung von rohrboegen aus thermoplastischem kunststoff und vorrichtung zur durchfuehrung des verfahrens Pending DE2359746A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO04435/72*[A NO129892B (id) 1972-12-01 1972-12-01

Publications (1)

Publication Number Publication Date
DE2359746A1 true DE2359746A1 (de) 1974-06-12

Family

ID=19880309

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2359746A Pending DE2359746A1 (de) 1972-12-01 1973-11-30 Verfahren zur herstellung von rohrboegen aus thermoplastischem kunststoff und vorrichtung zur durchfuehrung des verfahrens

Country Status (6)

Country Link
DE (1) DE2359746A1 (id)
DK (1) DK130881B (id)
FI (1) FI56788C (id)
GB (1) GB1442786A (id)
NO (1) NO129892B (id)
SE (1) SE400220B (id)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4273523A (en) * 1979-10-26 1981-06-16 Nipak, Inc. Sweep ell production apparatus
US4359446A (en) * 1979-10-26 1982-11-16 Nipak, Inc. Sweep ell production method
US4786456A (en) * 1980-06-03 1988-11-22 Maschinen Witte Kg Shaping mold
US4906171A (en) * 1988-06-17 1990-03-06 Gencorp Inc. Directed flow die assembly
US4929167A (en) * 1987-06-12 1990-05-29 Pepper Kenneth V Apparatus for producing a helical tube
US5067885A (en) * 1988-06-17 1991-11-26 Gencorp Inc. Rapid change die assembly
US5069853A (en) * 1988-06-17 1991-12-03 Gencorp Inc. Method of configuring extrudate flowing from an extruder die assembly
US5219588A (en) * 1990-02-12 1993-06-15 Gencorp Inc. Die assembly control
US5562875A (en) * 1988-06-17 1996-10-08 Gencorp Inc. Handling system and method for curved extrusions

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105729743B (zh) * 2016-03-24 2024-02-27 中山市悦辰电子实业有限公司 一种可调节圆弧弯管夹具
CN107139498A (zh) * 2017-04-01 2017-09-08 武汉市三力塑胶有限责任公司 弧形塑料型材的成型设备及成型工艺
GB201707519D0 (en) * 2017-05-10 2017-06-21 Imp Innovations Ltd A method for forming curved lengths of extruded profiles/sections in metal alloys
CN110239067B (zh) * 2019-07-15 2024-06-21 浙江甬源塑业有限公司 一种立式塑料管弯管设备
CN113478681A (zh) * 2021-07-09 2021-10-08 常州富桐纤维新材料有限公司 一种母粒间接冷却装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4273523A (en) * 1979-10-26 1981-06-16 Nipak, Inc. Sweep ell production apparatus
US4359446A (en) * 1979-10-26 1982-11-16 Nipak, Inc. Sweep ell production method
US4786456A (en) * 1980-06-03 1988-11-22 Maschinen Witte Kg Shaping mold
US4929167A (en) * 1987-06-12 1990-05-29 Pepper Kenneth V Apparatus for producing a helical tube
US4906171A (en) * 1988-06-17 1990-03-06 Gencorp Inc. Directed flow die assembly
US5067885A (en) * 1988-06-17 1991-11-26 Gencorp Inc. Rapid change die assembly
US5069853A (en) * 1988-06-17 1991-12-03 Gencorp Inc. Method of configuring extrudate flowing from an extruder die assembly
US5562875A (en) * 1988-06-17 1996-10-08 Gencorp Inc. Handling system and method for curved extrusions
US5219588A (en) * 1990-02-12 1993-06-15 Gencorp Inc. Die assembly control

Also Published As

Publication number Publication date
FI56788C (fi) 1980-04-10
SE400220B (sv) 1978-03-20
DK130881C (id) 1975-09-15
DK130881B (da) 1975-04-28
FI56788B (fi) 1979-12-31
NO129892B (id) 1974-06-10
GB1442786A (en) 1976-07-14

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