IT1020387B - DEVICE FOR CHANGING THE PLUGS IN AN OBLIQUE MILL - Google Patents

DEVICE FOR CHANGING THE PLUGS IN AN OBLIQUE MILL

Info

Publication number
IT1020387B
IT1020387B IT26851/74A IT2685174A IT1020387B IT 1020387 B IT1020387 B IT 1020387B IT 26851/74 A IT26851/74 A IT 26851/74A IT 2685174 A IT2685174 A IT 2685174A IT 1020387 B IT1020387 B IT 1020387B
Authority
IT
Italy
Prior art keywords
plugs
changing
oblique mill
oblique
mill
Prior art date
Application number
IT26851/74A
Other languages
Italian (it)
Inventor
W Schonfeld
K Hausler
R Samans
A Philipps
H Eversberg
Original Assignee
Mannesmann Roehren Werke Ag
Mannesmann Meer Ag
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 Mannesmann Roehren Werke Ag, Mannesmann Meer Ag filed Critical Mannesmann Roehren Werke Ag
Application granted granted Critical
Publication of IT1020387B publication Critical patent/IT1020387B/en

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)
  • Metal Rolling (AREA)
IT26851/74A 1973-09-12 1974-09-02 DEVICE FOR CHANGING THE PLUGS IN AN OBLIQUE MILL IT1020387B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7333494 1973-09-12

Publications (1)

Publication Number Publication Date
IT1020387B true IT1020387B (en) 1977-12-20

Family

ID=6640588

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26851/74A IT1020387B (en) 1973-09-12 1974-09-02 DEVICE FOR CHANGING THE PLUGS IN AN OBLIQUE MILL

Country Status (7)

Country Link
US (1) US3927547A (en)
JP (1) JPS5721401B2 (en)
CS (1) CS182265B2 (en)
FR (1) FR2243032B1 (en)
GB (1) GB1483085A (en)
IT (1) IT1020387B (en)
SE (1) SE390120B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2266557B1 (en) * 1974-04-05 1977-10-14 Valti Fabr Tubes Roulements
US4038854A (en) * 1976-05-04 1977-08-02 Aetna-Standard Engineering Company Plug changer for plug mill
US4028923A (en) * 1976-05-04 1977-06-14 Aetna-Standard Engineering Company Plug and shoe changing in piercing and reeling mills
US4201070A (en) * 1976-10-07 1980-05-06 United States Steel Corporation Graphite lubricant application method
US4132096A (en) * 1976-10-07 1979-01-02 United States Steel Corporation Graphite lubricant application apparatus and method
JPS6415602U (en) * 1987-07-14 1989-01-26
US6158262A (en) * 1997-10-13 2000-12-12 Sumitomo Metal Industries, Ltd. Piercing mill and cannon exchange method
CN102327897A (en) * 2011-07-26 2012-01-25 太原通泽重工有限公司 Tappet centering device for perforating machine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2583834A (en) * 1948-09-03 1952-01-29 United States Steel Corp Automatic twin bar-bridge bench piercer mill
US2771800A (en) * 1952-03-06 1956-11-27 United States Steel Corp Plug rolling mill
DE2048990A1 (en) * 1970-09-28 1972-03-30 Mannesmann-Meer AG, 4050 Mönchengladbach Automatic mandrel changing device for piercing mills

Also Published As

Publication number Publication date
GB1483085A (en) 1977-08-17
CS182265B2 (en) 1978-04-28
SE7411427L (en) 1975-03-13
SE390120B (en) 1976-12-06
FR2243032A1 (en) 1975-04-04
FR2243032B1 (en) 1980-08-01
US3927547A (en) 1975-12-23
JPS5721401B2 (en) 1982-05-07
JPS5055567A (en) 1975-05-15

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