DE2163818A1 - Stopfen fuer rohrwalzwerk - Google Patents

Stopfen fuer rohrwalzwerk

Info

Publication number
DE2163818A1
DE2163818A1 DE2163818A DE2163818A DE2163818A1 DE 2163818 A1 DE2163818 A1 DE 2163818A1 DE 2163818 A DE2163818 A DE 2163818A DE 2163818 A DE2163818 A DE 2163818A DE 2163818 A1 DE2163818 A1 DE 2163818A1
Authority
DE
Germany
Prior art keywords
stopper
plug
sections
working
guide
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.)
Pending
Application number
DE2163818A
Other languages
German (de)
English (en)
Inventor
Armin Dipl Ing Philipps
Wolfram Dipl Ing Schoenfeld
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.)
Vodafone GmbH
Original Assignee
Mannesmannroehren Werke 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 Mannesmannroehren Werke AG filed Critical Mannesmannroehren Werke AG
Priority to DE2163818A priority Critical patent/DE2163818A1/de
Priority to JP47007566A priority patent/JPS4867164A/ja
Priority to US00220957A priority patent/US3762201A/en
Priority to IT32783/72A priority patent/IT971762B/it
Priority to FR7245137A priority patent/FR2163771B1/fr
Priority to GB3029875A priority patent/GB1418688A/en
Priority to GB5842472A priority patent/GB1418687A/en
Publication of DE2163818A1 publication Critical patent/DE2163818A1/de
Pending 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Crushing And Grinding (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
DE2163818A 1971-12-17 1971-12-17 Stopfen fuer rohrwalzwerk Pending DE2163818A1 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DE2163818A DE2163818A1 (de) 1971-12-17 1971-12-17 Stopfen fuer rohrwalzwerk
JP47007566A JPS4867164A (enrdf_load_stackoverflow) 1971-12-17 1972-01-19
US00220957A US3762201A (en) 1971-12-17 1972-01-26 Plug changing mechanism for rolling mills, and plugs for the same
IT32783/72A IT971762B (it) 1971-12-17 1972-12-12 Dispositivo di cambio per allar gatubi ed allargatubi
FR7245137A FR2163771B1 (enrdf_load_stackoverflow) 1971-12-17 1972-12-13
GB3029875A GB1418688A (en) 1971-12-17 1972-12-18 Mandrel
GB5842472A GB1418687A (en) 1971-12-17 1972-12-18 Mandrel

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE7148215 1971-12-17
DE2163818A DE2163818A1 (de) 1971-12-17 1971-12-17 Stopfen fuer rohrwalzwerk

Publications (1)

Publication Number Publication Date
DE2163818A1 true DE2163818A1 (de) 1973-06-20

Family

ID=25762205

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2163818A Pending DE2163818A1 (de) 1971-12-17 1971-12-17 Stopfen fuer rohrwalzwerk

Country Status (6)

Country Link
US (1) US3762201A (enrdf_load_stackoverflow)
JP (1) JPS4867164A (enrdf_load_stackoverflow)
DE (1) DE2163818A1 (enrdf_load_stackoverflow)
FR (1) FR2163771B1 (enrdf_load_stackoverflow)
GB (2) GB1418688A (enrdf_load_stackoverflow)
IT (1) IT971762B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4091650A (en) * 1976-01-19 1978-05-30 Vallourec (Usines A Tubes De Lorraine-Escaut Et Vallourec Reunies) Rolling mill for forming seamless tubes, and seamless tube-making apparatus comprising such a mill

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA960885A (en) * 1972-08-02 1975-01-14 Frederick W. Kruppert Device for inserting plugs in a plug mill
FR2322674A1 (fr) * 1974-01-10 1977-04-01 Vallourec Dispositif de changement mecanique de mandrins pour laminoirs
FR2266557B1 (enrdf_load_stackoverflow) * 1974-04-05 1977-10-14 Valti Fabr Tubes Roulements
FR2282301A1 (fr) * 1974-08-22 1976-03-19 Mannesmann Roehren Werke Ag Bouchons de securite en plusieurs parties pour laminoir
US4015460A (en) * 1976-01-09 1977-04-05 Damascus Steel Casting Company Rolling mill plug assembly
US4028923A (en) * 1976-05-04 1977-06-14 Aetna-Standard Engineering Company Plug and shoe changing in piercing and reeling mills
DE2652759C3 (de) * 1976-11-16 1980-05-22 Mannesmann Ag, 4000 Duesseldorf Lösbare Verbindung zwischen einem Dorn und der Dornstange eines Schrägwalzwerkes
US4115958A (en) * 1977-02-18 1978-09-26 The Warner & Swasey Company Method of cylindrical and shoulder grinding
DE4431389C1 (de) * 1994-08-25 1995-08-10 Mannesmann Ag Verfahren und Vorrichtung zum Setzen von Stopfen an Stopfenwalzwerken

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US529910A (en) * 1894-11-27 Apparatus for the manufacture of tubing
US769709A (en) * 1901-04-03 1904-09-13 Nat Tube Co Tube-rolling mill.
US1537206A (en) * 1923-03-17 1925-05-12 Malcolm U Wikstrom Tube-rolling method and apparatus
US1931571A (en) * 1931-08-04 1933-10-24 Frank J Burns Plug bar for seamless tube mills
US1997997A (en) * 1933-03-03 1935-04-16 Diescher Tube Mills Inc Mandrel for tube rolling mills
US2635492A (en) * 1946-03-20 1953-04-21 Martin S Gettig Plug-handling mechanism for seamless tube mills
US3277687A (en) * 1963-09-09 1966-10-11 Gen Mills Inc Plug handling apparatus for seamless tube mill
BE715196A (enrdf_load_stackoverflow) * 1967-05-18 1968-09-30

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4091650A (en) * 1976-01-19 1978-05-30 Vallourec (Usines A Tubes De Lorraine-Escaut Et Vallourec Reunies) Rolling mill for forming seamless tubes, and seamless tube-making apparatus comprising such a mill

Also Published As

Publication number Publication date
US3762201A (en) 1973-10-02
GB1418687A (en) 1975-12-24
JPS4867164A (enrdf_load_stackoverflow) 1973-09-13
GB1418688A (en) 1975-12-24
FR2163771A1 (enrdf_load_stackoverflow) 1973-07-27
IT971762B (it) 1974-05-10
FR2163771B1 (enrdf_load_stackoverflow) 1975-06-20

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Legal Events

Date Code Title Description
OD Request for examination
OHW Rejection