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 rollingInfo
- 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
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)
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 (sv) |
JP (1) | JPS5721401B2 (sv) |
CS (1) | CS182265B2 (sv) |
FR (1) | FR2243032B1 (sv) |
GB (1) | GB1483085A (sv) |
IT (1) | IT1020387B (sv) |
SE (1) | SE390120B (sv) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2266557B1 (sv) * | 1974-04-05 | 1977-10-14 | Valti Fabr Tubes Roulements | |
US4028923A (en) * | 1976-05-04 | 1977-06-14 | Aetna-Standard Engineering Company | Plug and shoe changing in piercing and reeling mills |
US4038854A (en) * | 1976-05-04 | 1977-08-02 | Aetna-Standard Engineering Company | Plug changer for plug mill |
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 (sv) * | 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)
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 |
-
1974
- 1974-09-02 IT IT26851/74A patent/IT1020387B/it active
- 1974-09-09 CS CS7400006188A patent/CS182265B2/cs unknown
- 1974-09-10 SE SE7411427A patent/SE390120B/sv unknown
- 1974-09-12 JP JP10546874A patent/JPS5721401B2/ja not_active Expired
- 1974-09-12 GB GB39875/74A patent/GB1483085A/en not_active Expired
- 1974-09-12 FR FR7430864A patent/FR2243032B1/fr not_active Expired
- 1974-09-12 US US505270A patent/US3927547A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS5721401B2 (sv) | 1982-05-07 |
GB1483085A (en) | 1977-08-17 |
JPS5055567A (sv) | 1975-05-15 |
SE7411427L (sv) | 1975-03-13 |
FR2243032B1 (sv) | 1980-08-01 |
SE390120B (sv) | 1976-12-06 |
FR2243032A1 (sv) | 1975-04-04 |
US3927547A (en) | 1975-12-23 |
IT1020387B (it) | 1977-12-20 |
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