EP0348589A3 - Laminoir à pas de pèlerin - Google Patents

Laminoir à pas de pèlerin Download PDF

Info

Publication number
EP0348589A3
EP0348589A3 EP89100773A EP89100773A EP0348589A3 EP 0348589 A3 EP0348589 A3 EP 0348589A3 EP 89100773 A EP89100773 A EP 89100773A EP 89100773 A EP89100773 A EP 89100773A EP 0348589 A3 EP0348589 A3 EP 0348589A3
Authority
EP
European Patent Office
Prior art keywords
pilgrim
rolling mill
process rolling
mandrel
spindle
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Withdrawn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
EP89100773A
Other languages
German (de)
English (en)
Other versions
EP0348589A2 (fr
Inventor
Carlo Maccarini
Giorgio Quecchia
Bruno Sardelli
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.)
SMS Group SpA
Original Assignee
Innse Innocenti Engineering SpA
Innse Innocenti Santeustacchio 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 Innse Innocenti Engineering SpA, Innse Innocenti Santeustacchio SpA filed Critical Innse Innocenti Engineering SpA
Publication of EP0348589A2 publication Critical patent/EP0348589A2/fr
Publication of EP0348589A3 publication Critical patent/EP0348589A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B21/00—Pilgrim-step tube-rolling, i.e. pilger mills
    • B21B21/04—Pilgrim-step feeding mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Milling Processes (AREA)
  • Crushing And Grinding (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
EP89100773A 1988-06-30 1989-01-18 Laminoir à pas de pèlerin Withdrawn EP0348589A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT21178/88A IT1217979B (it) 1988-06-30 1988-06-30 Laminatoio a basso di pellegrino
IT2117888 1988-06-30

Publications (2)

Publication Number Publication Date
EP0348589A2 EP0348589A2 (fr) 1990-01-03
EP0348589A3 true EP0348589A3 (fr) 1990-08-08

Family

ID=11177956

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89100773A Withdrawn EP0348589A3 (fr) 1988-06-30 1989-01-18 Laminoir à pas de pèlerin

Country Status (2)

Country Link
EP (1) EP0348589A3 (fr)
IT (1) IT1217979B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1217978B (it) * 1988-06-30 1990-03-30 Innocenti Santeustacchio Spa Laminatoio a passo di pellegrino per la laminazione a caldo di tubi
IT213865Z2 (it) * 1988-06-30 1990-03-01 Innocenti Santeustacchio Spa Porta mandrino a culla per laminatoi a passo di pellegrino.
CN103586283B (zh) * 2013-11-22 2015-08-19 四川三洲特种钢管有限公司 一种芯棒锁紧机构

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE518506C (de) * 1929-11-23 1931-02-17 Ewald Roeber Dornhalter fuer Pilgerschrittwalzwerke, bei dem der Dorn gegen Verdrehung gesichert und gegen axiale Verschiebung verriegelt ist
DE2043812A1 (de) * 1969-09-05 1971-04-08 Innocenti Societa Generale per I Industna Metallurgica e Meccanica; Montagna, Carlo; Mailand (Italien) Pilgerschrittwalzwerk zur Herstellung nahtloser Metallrohre
DE2003482A1 (de) * 1970-01-27 1971-08-05 Kocks Gmbh Friedrich Dornhalterung

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE518506C (de) * 1929-11-23 1931-02-17 Ewald Roeber Dornhalter fuer Pilgerschrittwalzwerke, bei dem der Dorn gegen Verdrehung gesichert und gegen axiale Verschiebung verriegelt ist
DE2043812A1 (de) * 1969-09-05 1971-04-08 Innocenti Societa Generale per I Industna Metallurgica e Meccanica; Montagna, Carlo; Mailand (Italien) Pilgerschrittwalzwerk zur Herstellung nahtloser Metallrohre
DE2003482A1 (de) * 1970-01-27 1971-08-05 Kocks Gmbh Friedrich Dornhalterung

Also Published As

Publication number Publication date
IT8821178A0 (it) 1988-06-30
IT1217979B (it) 1990-03-30
EP0348589A2 (fr) 1990-01-03

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