EP0288086A3 - Vorrichtung zum Stülpziehen von Stangen und entsprechendes Verfahren - Google Patents

Vorrichtung zum Stülpziehen von Stangen und entsprechendes Verfahren Download PDF

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Publication number
EP0288086A3
EP0288086A3 EP88106539A EP88106539A EP0288086A3 EP 0288086 A3 EP0288086 A3 EP 0288086A3 EP 88106539 A EP88106539 A EP 88106539A EP 88106539 A EP88106539 A EP 88106539A EP 0288086 A3 EP0288086 A3 EP 0288086A3
Authority
EP
European Patent Office
Prior art keywords
die plate
bar
gripper
segment
reverse
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.)
Withdrawn
Application number
EP88106539A
Other languages
English (en)
French (fr)
Other versions
EP0288086A2 (de
Inventor
Gianluigi Buglioni
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.)
DANIELI NATISONE SpA
Danieli and C Officine Meccaniche SpA
Original Assignee
DANIELI NATISONE SpA
Danieli and C Officine Meccaniche SpA
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 DANIELI NATISONE SpA, Danieli and C Officine Meccaniche SpA filed Critical DANIELI NATISONE SpA
Publication of EP0288086A2 publication Critical patent/EP0288086A2/de
Publication of EP0288086A3 publication Critical patent/EP0288086A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C1/00—Manufacture of metal sheets, wire, rods, tubes or like semi-manufactured products by drawing
    • B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by means other than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, rods or tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C5/00—Pointing; Push-pointing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C5/00—Pointing; Push-pointing
    • B21C5/006—Pointing; Push-pointing of solid material, e.g. wire or profiles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
EP88106539A 1987-04-24 1988-04-23 Vorrichtung zum Stülpziehen von Stangen und entsprechendes Verfahren Withdrawn EP0288086A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8783358A IT1214175B (it) 1987-04-24 1987-04-24 Dispositivo di retrotrafilatura barre e procedimento relativo.
IT8335887 1987-04-24

Publications (2)

Publication Number Publication Date
EP0288086A2 EP0288086A2 (de) 1988-10-26
EP0288086A3 true EP0288086A3 (de) 1989-02-08

Family

ID=11320682

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88106539A Withdrawn EP0288086A3 (de) 1987-04-24 1988-04-23 Vorrichtung zum Stülpziehen von Stangen und entsprechendes Verfahren

Country Status (2)

Country Link
EP (1) EP0288086A3 (de)
IT (1) IT1214175B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9201913A (nl) † 1992-11-03 1994-06-01 Nedschroef Herentals N V Installatie voor de vervaardiging van producten uit draadvormig materiaal.

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR942599A (fr) * 1946-01-11 1949-02-11 Wellman Seaver Rolling Mill Co Perfectionnement au procédé de fabrication des tubes métalliques
DE901764C (de) * 1943-11-09 1954-01-14 Kammerich Werke Ag Verfahren und Vorrichtung zum Ziehen von Rohren
DE1752994A1 (de) * 1968-08-17 1971-04-15 Thelemann Rolf Dipl Ing Vorrichtung zur Vermeidung des Ausknickens beim Einstossen von Stangen und Rohren in die Ziehmatrize einer Ziehbank
DE2758137B1 (de) * 1977-12-27 1979-04-05 Walter Hunger Einziehmaschine zur Ausformung von Rohrangeln

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE901764C (de) * 1943-11-09 1954-01-14 Kammerich Werke Ag Verfahren und Vorrichtung zum Ziehen von Rohren
FR942599A (fr) * 1946-01-11 1949-02-11 Wellman Seaver Rolling Mill Co Perfectionnement au procédé de fabrication des tubes métalliques
DE1752994A1 (de) * 1968-08-17 1971-04-15 Thelemann Rolf Dipl Ing Vorrichtung zur Vermeidung des Ausknickens beim Einstossen von Stangen und Rohren in die Ziehmatrize einer Ziehbank
DE2758137B1 (de) * 1977-12-27 1979-04-05 Walter Hunger Einziehmaschine zur Ausformung von Rohrangeln

Also Published As

Publication number Publication date
EP0288086A2 (de) 1988-10-26
IT8783358A0 (it) 1987-04-24
IT1214175B (it) 1990-01-10

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