FR2128434A1 - Reduction stand for profiled tubes - allows only the rolls to be simply removed when changing tube format - Google Patents
Reduction stand for profiled tubes - allows only the rolls to be simply removed when changing tube formatInfo
- Publication number
- FR2128434A1 FR2128434A1 FR7206923A FR7206923A FR2128434A1 FR 2128434 A1 FR2128434 A1 FR 2128434A1 FR 7206923 A FR7206923 A FR 7206923A FR 7206923 A FR7206923 A FR 7206923A FR 2128434 A1 FR2128434 A1 FR 2128434A1
- Authority
- FR
- France
- Prior art keywords
- rolls
- allows
- simply removed
- reduction stand
- changing tube
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/02—Shape or construction of rolls
- B21B27/03—Sleeved rolls
- B21B27/035—Rolls for bars, rods, rounds, tubes, wire or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
- B21B13/08—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process
- B21B13/10—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process all axes being arranged in one plane
- B21B13/103—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process all axes being arranged in one plane for rolling bars, rods or wire
-
- 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
- B21B17/14—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling without mandrel, e.g. stretch-reducing mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
- B21B13/08—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process
- B21B13/10—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process all axes being arranged in one plane
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Rolling Contact Bearings (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
- Metal Extraction Processes (AREA)
Abstract
Drawing reduction stand has rolls turning on shafts housed in support rings (I) with roller bearings. The rolls comprise a roll core with a cylindrical ring (II) surrounding it and the internal dia. of (II) is > the external dia. of (I).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712109529 DE2109529A1 (en) | 1971-03-01 | 1971-03-01 | Stretch reducer for profile tubes in particular |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2128434A1 true FR2128434A1 (en) | 1972-10-20 |
Family
ID=5800108
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7206923A Pending FR2128434A1 (en) | 1971-03-01 | 1972-02-29 | Reduction stand for profiled tubes - allows only the rolls to be simply removed when changing tube format |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE779930A (en) |
DE (1) | DE2109529A1 (en) |
FR (1) | FR2128434A1 (en) |
IT (1) | IT948722B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0042124A1 (en) * | 1980-06-10 | 1981-12-23 | MANNESMANN Aktiengesellschaft | Roll for a double two-high reversing roll stand with counter-rotating pairs of rolls |
-
1971
- 1971-03-01 DE DE19712109529 patent/DE2109529A1/en active Pending
-
1972
- 1972-02-24 IT IT4854572A patent/IT948722B/en active
- 1972-02-28 BE BE779930A patent/BE779930A/en unknown
- 1972-02-29 FR FR7206923A patent/FR2128434A1/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0042124A1 (en) * | 1980-06-10 | 1981-12-23 | MANNESMANN Aktiengesellschaft | Roll for a double two-high reversing roll stand with counter-rotating pairs of rolls |
Also Published As
Publication number | Publication date |
---|---|
IT948722B (en) | 1973-06-11 |
BE779930A (en) | 1972-06-16 |
DE2109529A1 (en) | 1972-09-21 |
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