DE3025655A1 - Rolling of workpieces in continuous rolling mill trains - where tension is applied to workpiece to reduce energy and plant costs - Google Patents
Rolling of workpieces in continuous rolling mill trains - where tension is applied to workpiece to reduce energy and plant costsInfo
- Publication number
- DE3025655A1 DE3025655A1 DE3025655A DE3025655A DE3025655A1 DE 3025655 A1 DE3025655 A1 DE 3025655A1 DE 3025655 A DE3025655 A DE 3025655A DE 3025655 A DE3025655 A DE 3025655A DE 3025655 A1 DE3025655 A1 DE 3025655A1
- Authority
- DE
- Germany
- Prior art keywords
- rolling
- roll
- speed
- stands
- stand
- 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.)
- Withdrawn
Links
- 238000005096 rolling process Methods 0.000 title claims abstract description 41
- 230000007704 transition Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 19
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 238000012937 correction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 238000005098 hot rolling Methods 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
- 230000001419 dependent effect Effects 0.000 description 2
- 241000283153 Cetacea Species 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
- B21B1/18—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section in a continuous process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
- B21B1/04—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing in a continuous process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
- B21B1/12—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel in a continuous process, i.e. without reversing stands
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
- Control Of Metal Rolling (AREA)
Abstract
Description
H HorizontalgerüstH horizontal scaffolding
V VertikalgerüstV vertical scaffolding
1 Querschnittsdifferenz 1 cross-sectional difference
B BreitungsreserveB spread reserve
A. Fläche des WalzgutesA. Area of the rolled stock
hj Höhe des Walzguteshj height of the rolling stock
b. Breite des Walzsutesb. Width of the rolled product
_^-g·. kaliber abhängige Streckung_ ^ - g ·. caliber-dependent aspect ratio
i„. . längszugabhängige Streckungi ". . elongation dependent on longitudinal tension
i& . Ge samt st reckungi & . Total stretch
Rx,} Rp KaliberradiusR x ,} Rp caliber radius
R0 ÜbergangeradiusR 0 transition radius
^ öffnungswinkel des Kalibers^ opening angle of the caliber
i Anzahl der Stiche bzwa Walagerüstei number of stitches or a whale scaffolding
Index "ϊ" bezogen auf das jeweilige WalzgerüstIndex "ϊ" based on the respective roll stand
Index "3" i + 1Index "3" i + 1
Index "o" bezogen auf den AusgangszustandIndex "o" related to the initial state
E Eintrittsgeschwindigkeit ·E entry velocity
A Austrittsgeschwindigkeit 4 Ϋ ' DifferenzgeschwindigkeitA Exit speed 4 Ϋ ' differential speed
130013/0930130013/0930
L e e r s e i t eL e r s e i t e
Claims (1)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD21510679A DD145233B1 (en) | 1979-08-22 | 1979-08-22 | METHOD FOR FORMING ROLLING |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3025655A1 true DE3025655A1 (en) | 1981-03-26 |
Family
ID=5519768
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3025655A Withdrawn DE3025655A1 (en) | 1979-08-22 | 1980-07-07 | Rolling of workpieces in continuous rolling mill trains - where tension is applied to workpiece to reduce energy and plant costs |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5659502A (en) |
DD (1) | DD145233B1 (en) |
DE (1) | DE3025655A1 (en) |
SE (1) | SE445978B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0340505A2 (en) * | 1988-05-05 | 1989-11-08 | Sms Schloemann-Siemag Aktiengesellschaft | Operating process and roll train for continuously rolling a sectional bar to a finished profile section with given accurate dimensions |
-
1979
- 1979-08-22 DD DD21510679A patent/DD145233B1/en unknown
-
1980
- 1980-07-07 DE DE3025655A patent/DE3025655A1/en not_active Withdrawn
- 1980-08-19 JP JP11307780A patent/JPS5659502A/en active Pending
- 1980-08-20 SE SE8005857A patent/SE445978B/en not_active IP Right Cessation
Non-Patent Citations (1)
Title |
---|
DE-Z.: Klepzig-Fachberichte 82(1974), H.5, S.161-165 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0340505A2 (en) * | 1988-05-05 | 1989-11-08 | Sms Schloemann-Siemag Aktiengesellschaft | Operating process and roll train for continuously rolling a sectional bar to a finished profile section with given accurate dimensions |
EP0340505A3 (en) * | 1988-05-05 | 1990-05-23 | Sms Schloemann-Siemag Aktiengesellschaft | Operating process and roll train for continuously rolling a sectional bar to a finished profile section with given accurate dimensions |
Also Published As
Publication number | Publication date |
---|---|
DD145233B1 (en) | 1983-05-18 |
JPS5659502A (en) | 1981-05-23 |
SE8005857L (en) | 1981-02-23 |
SE445978B (en) | 1986-08-04 |
DD145233A1 (en) | 1980-12-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8127 | New person/name/address of the applicant |
Owner name: SKET SCHWERMASCHINENBAU MAGDEBURG GMBH, O-3011 MAG |
|
8139 | Disposal/non-payment of the annual fee |