CS182265B2 - Device for interchanging mandrels set on a bar for mandrels on the rolling stand of a rolling mill for oblique rolling - Google Patents

Device for interchanging mandrels set on a bar for mandrels on the rolling stand of a rolling mill for oblique rolling

Info

Publication number
CS182265B2
CS182265B2 CS7400006188A CS618874A CS182265B2 CS 182265 B2 CS182265 B2 CS 182265B2 CS 7400006188 A CS7400006188 A CS 7400006188A CS 618874 A CS618874 A CS 618874A CS 182265 B2 CS182265 B2 CS 182265B2
Authority
CS
Czechoslovakia
Prior art keywords
rolling
mandrels
interchanging
bar
oblique
Prior art date
Application number
CS7400006188A
Other languages
English (en)
Inventor
Wolfram Schoenfeld
Armin Philipps
Hans Eversberg
Karl-Heinz Haeusler
Robert Samans
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
Publication of CS182265B2 publication Critical patent/CS182265B2/cs

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)
CS7400006188A 1973-09-12 1974-09-09 Device for interchanging mandrels set on a bar for mandrels on the rolling stand of a rolling mill for oblique rolling CS182265B2 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CS182265B2 true CS182265B2 (en) 1978-04-28

Family

ID=6640588

Family Applications (1)

Application Number Title Priority Date Filing Date
CS7400006188A CS182265B2 (en) 1973-09-12 1974-09-09 Device for interchanging mandrels set on a bar for mandrels on the rolling stand of a rolling mill for oblique rolling

Country Status (7)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2266557B1 (cs) * 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
US4132096A (en) * 1976-10-07 1979-01-02 United States Steel Corporation Graphite lubricant application apparatus and method
US4201070A (en) * 1976-10-07 1980-05-06 United States Steel Corporation Graphite lubricant application method
JPS6415602U (cs) * 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 (zh) * 2011-07-26 2012-01-25 太原通泽重工有限公司 一种穿孔机顶头定心装置

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 (de) * 1970-09-28 1972-03-30 Mannesmann-Meer AG, 4050 Mönchengladbach Selbsttätige Dornwechselvorrichtung für Schragwalzwerke

Also Published As

Publication number Publication date
JPS5055567A (cs) 1975-05-15
SE7411427L (cs) 1975-03-13
JPS5721401B2 (cs) 1982-05-07
IT1020387B (it) 1977-12-20
US3927547A (en) 1975-12-23
GB1483085A (en) 1977-08-17
SE390120B (sv) 1976-12-06
FR2243032B1 (cs) 1980-08-01
FR2243032A1 (cs) 1975-04-04

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