IT1088362B - DEVICE FOR GUIDING THE TOE-HOLDER BAR OF A HOT-TONGUE DRILLING MACHINE - Google Patents
DEVICE FOR GUIDING THE TOE-HOLDER BAR OF A HOT-TONGUE DRILLING MACHINEInfo
- Publication number
- IT1088362B IT1088362B IT2940377A IT2940377A IT1088362B IT 1088362 B IT1088362 B IT 1088362B IT 2940377 A IT2940377 A IT 2940377A IT 2940377 A IT2940377 A IT 2940377A IT 1088362 B IT1088362 B IT 1088362B
- Authority
- IT
- Italy
- Prior art keywords
- toe
- tongue
- guiding
- hot
- drilling machine
- 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
- B21B25/02—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)
- Turning (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Drilling And Boring (AREA)
- Forging (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2940377A IT1088362B (en) | 1977-11-07 | 1977-11-07 | DEVICE FOR GUIDING THE TOE-HOLDER BAR OF A HOT-TONGUE DRILLING MACHINE |
GB7842590A GB2007562B (en) | 1977-11-07 | 1978-10-31 | Device for guiding the chuck of a machine for drilling hotingots |
DE19782847379 DE2847379A1 (en) | 1977-11-07 | 1978-10-31 | DEVICE FOR GUIDING THE HEAD ROD OF A MACHINE FOR HOT PUNCHING OF BLOCKS |
ES474841A ES474841A1 (en) | 1977-11-07 | 1978-11-06 | A Device for Guiding the Mandrel of a Machine for Piercing Hot Ingots |
FR7831341A FR2407760A1 (en) | 1977-11-07 | 1978-11-06 | GUIDING DEVICE FOR THE PUNCH HOLDER ROD OF A MACHINE FOR HOT PERFORATION OF INGOTS OR BARS |
JP13662278A JPS5488862A (en) | 1977-11-07 | 1978-11-06 | Chuck guide in drilling machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2940377A IT1088362B (en) | 1977-11-07 | 1977-11-07 | DEVICE FOR GUIDING THE TOE-HOLDER BAR OF A HOT-TONGUE DRILLING MACHINE |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1088362B true IT1088362B (en) | 1985-06-10 |
Family
ID=11226913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2940377A IT1088362B (en) | 1977-11-07 | 1977-11-07 | DEVICE FOR GUIDING THE TOE-HOLDER BAR OF A HOT-TONGUE DRILLING MACHINE |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5488862A (en) |
DE (1) | DE2847379A1 (en) |
ES (1) | ES474841A1 (en) |
FR (1) | FR2407760A1 (en) |
GB (1) | GB2007562B (en) |
IT (1) | IT1088362B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3129712C2 (en) * | 1981-07-23 | 1985-10-24 | Mannesmann AG, 4000 Düsseldorf | Mandrel bar supports for cold pilgrim machines |
US4655068A (en) * | 1985-03-22 | 1987-04-07 | Schemel John H | Floating cylindrical mandrel and method for producing tubing |
-
1977
- 1977-11-07 IT IT2940377A patent/IT1088362B/en active
-
1978
- 1978-10-31 DE DE19782847379 patent/DE2847379A1/en not_active Withdrawn
- 1978-10-31 GB GB7842590A patent/GB2007562B/en not_active Expired
- 1978-11-06 ES ES474841A patent/ES474841A1/en not_active Expired
- 1978-11-06 JP JP13662278A patent/JPS5488862A/en active Granted
- 1978-11-06 FR FR7831341A patent/FR2407760A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6120366B2 (en) | 1986-05-22 |
JPS5488862A (en) | 1979-07-14 |
FR2407760B3 (en) | 1981-09-11 |
FR2407760A1 (en) | 1979-06-01 |
GB2007562A (en) | 1979-05-23 |
DE2847379A1 (en) | 1979-05-10 |
GB2007562B (en) | 1982-05-06 |
ES474841A1 (en) | 1979-04-16 |
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