FR2410516A1 - DEVICE FOR INTRODUCING AND ADVANCING A BAR IN A PERFORATOR ROLLING PRESS - Google Patents

DEVICE FOR INTRODUCING AND ADVANCING A BAR IN A PERFORATOR ROLLING PRESS

Info

Publication number
FR2410516A1
FR2410516A1 FR7833456A FR7833456A FR2410516A1 FR 2410516 A1 FR2410516 A1 FR 2410516A1 FR 7833456 A FR7833456 A FR 7833456A FR 7833456 A FR7833456 A FR 7833456A FR 2410516 A1 FR2410516 A1 FR 2410516A1
Authority
FR
France
Prior art keywords
bar
action
perforator
advancing
introducing
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
FR7833456A
Other languages
French (fr)
Other versions
FR2410516B3 (en
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 FR2410516A1 publication Critical patent/FR2410516A1/en
Application granted granted Critical
Publication of FR2410516B3 publication Critical patent/FR2410516B3/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
    • B21B25/02—Guides, supports, or abutments for mandrels, e.g. carriages or steadiers; Adjusting devices for mandrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
    • B21B17/08—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)
  • Forging (AREA)
  • Metal Rolling (AREA)
  • Earth Drilling (AREA)

Abstract

CE DISPOSITIF EST CARACTERISE EN CE QU'IL COMPREND UN PREMIER DISPOSITIF DE POUSSEE 20 AYANT UNE LIGNE RECTILIGNE D'ACTION R ET AGISSANT SUR LA BARRE 7 AVEC DES EFFORT ET VITESSE DE DEPLACEMENT DONNES POUR INTRODUIRE LA BARRE DANS LE PPM; UN SECOND DISPOSITIF DE POUSSEE 14 AYANT UNE LIGNE RECTILIGNE D'ACTION R AGISSANT SUR LADITE BARRE 7, AVEC DES EFFORT ET VITESSE DE DEPLACEMENT DONNES, POUR LAMINER ET EN MEME TEMPS PERFORER LA BARRE DANS LE PPM; ET UN VERIN D'ENTRAINEMENT 34 SERVANT A DEPLACER SIMULTANEMENT LES DEUX DISPOSITIFS DE POUSSEE 20, 14, D'UNE POSITION POUR LAQUELLE LA LIGNE D'ACTION R EST CONFONDUE AVEC L'AXE DE LAMINAGE A ET OU LA LIGNE D'ACTION R EST ELOIGNEE DE CET AXE A, JUSQU'A UNE POSITION POUR LAQUELLE LA LIGNE D'ACTION R EST ELOIGNEE DE L'AXE DE LAMINAGE A ET OU LA LIGNE D'ACTION R EST CONFONDUE AVEC CET AXE A.THIS DEVICE IS CHARACTERIZED IN THAT IT INCLUDES A FIRST PUSHING DEVICE 20 HAVING A STRAIGHT LINE OF ACTION R AND ACTING ON BAR 7 WITH GIVEN FORCE AND MOVEMENT SPEED TO INSERT THE BAR INTO THE PPM; A SECOND PUSHING DEVICE 14 HAVING A STRAIGHT LINE OF ACTION R ACTING ON THE SAID BAR 7, WITH A GIVEN FORCE AND MOVEMENT SPEED, TO ROLL AND AT THE SAME TIME PERFORATE THE BAR IN THE PPM; AND A DRIVE CYLINDER 34 SERVING TO SIMULTANEOUSLY MOVE THE TWO PUSHING DEVICES 20, 14, FROM A POSITION IN WHICH THE ACTION LINE R IS MISTAKE WITH THE ROLLING AXIS A AND WHERE THE ACTION LINE R IS REMOTE FROM THIS A-AXIS, UP TO A POSITION IN WHICH THE ACTION LINE R IS FAR FROM THE ROLLING AXIS A AND OR THE ACTION LINE R IS CONFUSED WITH THIS AXIS A.

FR7833456A 1977-12-01 1978-11-27 DEVICE FOR INTRODUCING AND ADVANCING A BAR IN A PERFORATOR ROLLING PRESS Granted FR2410516A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3029277A IT1088731B (en) 1977-12-01 1977-12-01 INTRODUCTION AND PUSHING DEVICE OF A BAR IN A PERFORATOR-LAMINATE

Publications (2)

Publication Number Publication Date
FR2410516A1 true FR2410516A1 (en) 1979-06-29
FR2410516B3 FR2410516B3 (en) 1981-10-02

Family

ID=11229495

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7833456A Granted FR2410516A1 (en) 1977-12-01 1978-11-27 DEVICE FOR INTRODUCING AND ADVANCING A BAR IN A PERFORATOR ROLLING PRESS

Country Status (7)

Country Link
JP (1) JPS5493662A (en)
CA (1) CA1103072A (en)
DE (1) DE2851922A1 (en)
ES (1) ES475566A1 (en)
FR (1) FR2410516A1 (en)
GB (1) GB2009008B (en)
IT (1) IT1088731B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1094729B (en) * 1978-04-21 1985-08-02 Innocenti Santeustacchio Spa INTRODUCTION AND PUSHING EQUIPMENT OF A BAR IN A PERFORATOR-ROLLING MACHINE
IT1149649B (en) * 1982-02-15 1986-12-03 Innocenti Santeustacchio Spa CONTAINMENT AND CENTERING GUIDE BILLET FOR ENTRY GUIDE OF A PERFORATING MILL
CN107350288B (en) * 2017-07-31 2023-07-25 北京京诚瑞信长材工程技术有限公司 Rail beam type thermal centering machine

Also Published As

Publication number Publication date
CA1103072A (en) 1981-06-16
GB2009008B (en) 1982-01-20
DE2851922A1 (en) 1979-06-07
ES475566A1 (en) 1979-04-01
JPS6120364B2 (en) 1986-05-22
GB2009008A (en) 1979-06-13
IT1088731B (en) 1985-06-10
JPS5493662A (en) 1979-07-24
FR2410516B3 (en) 1981-10-02

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