FR2367545A1 - Appar - Google Patents

Appar

Info

Publication number
FR2367545A1
FR2367545A1 FR7718216A FR7718216A FR2367545A1 FR 2367545 A1 FR2367545 A1 FR 2367545A1 FR 7718216 A FR7718216 A FR 7718216A FR 7718216 A FR7718216 A FR 7718216A FR 2367545 A1 FR2367545 A1 FR 2367545A1
Authority
FR
France
Prior art keywords
shaft
mandrel
lower supporting
rolling mill
exchange system
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.)
Granted
Application number
FR7718216A
Other languages
English (en)
Other versions
FR2367545B3 (fr
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
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 Innocenti Santeustacchio SpA filed Critical Innocenti Santeustacchio SpA
Publication of FR2367545A1 publication Critical patent/FR2367545A1/fr
Application granted granted Critical
Publication of FR2367545B3 publication Critical patent/FR2367545B3/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
    • B21B25/06—Interchanging mandrels, fixing plugs on mandrel rods or cooling during interchanging mandrels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Feeding Of Workpieces (AREA)
  • Replacement Of Web Rolls (AREA)
  • Metal Rolling (AREA)

Abstract

Cet appareillage est caractérisé en ce que les moyens 36 servant à extraire la barre porte-poinçon 5 de l'ébauche correspondante et les postes de refroidissement, contrôle et lubrification 70 du poinçon sont disposés sur le côté de l'axe de laminage à une certaine distance de celui-ci, et en ce qu'il comprend des organes 21, 22, 23 pour le transfert de la barre 5 et de l'ébauche S correspondante depuis le chariot porte-mandrin 7, 8 en position de repos jusqu'audit moyen d'extraction 36, des organes 56, 64, 63 pour le transfert de la barre dégagée de l'ébauche, à travers les postes de refroidissement 62, contrôle et lubrification 70 et des organes 72 de mise en place d'une nouvelle barre sur l'axe de laminage en engagement avec le chariot porte-mandrin 7, 8 à cette position de repos.
FR7718216A 1976-10-18 1977-06-14 Appar Granted FR2367545A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2844076A IT1075032B (it) 1976-10-18 1976-10-18 Apparecchiatura per il recupero ed il reimpiego della stanga portapunta in un presso-laminatoio

Publications (2)

Publication Number Publication Date
FR2367545A1 true FR2367545A1 (fr) 1978-05-12
FR2367545B3 FR2367545B3 (fr) 1980-04-18

Family

ID=11223607

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7718216A Granted FR2367545A1 (fr) 1976-10-18 1977-06-14 Appar

Country Status (6)

Country Link
JP (1) JPS5350044A (fr)
DE (1) DE2742288A1 (fr)
ES (1) ES460065A1 (fr)
FR (1) FR2367545A1 (fr)
HU (1) HU174933B (fr)
IT (1) IT1075032B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2533845A1 (fr) * 1982-10-04 1984-04-06 Innocenti Santeustacchio Spa Procede et installation correspondante pour la recirculation des mandrins dans un laminoir travaillant dans le mode a mandrin retenu, pour la fabrication de tubes sans soudure

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021204129A1 (de) 2020-08-12 2022-02-17 Sms Group Gmbh Vorrichtung und Verfahren zum Handhaben von Dornstangen in einem Rohrwalzwerk

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3722246A (en) * 1970-04-10 1973-03-27 Innocenti Soc Generale Hot perforating mill

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2533845A1 (fr) * 1982-10-04 1984-04-06 Innocenti Santeustacchio Spa Procede et installation correspondante pour la recirculation des mandrins dans un laminoir travaillant dans le mode a mandrin retenu, pour la fabrication de tubes sans soudure

Also Published As

Publication number Publication date
FR2367545B3 (fr) 1980-04-18
JPS6114882B2 (fr) 1986-04-21
HU174933B (hu) 1980-04-28
ES460065A1 (es) 1978-05-01
JPS5350044A (en) 1978-05-08
DE2742288A1 (de) 1978-04-20
DE2742288C2 (fr) 1988-05-19
IT1075032B (it) 1985-04-22

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