CN101693254B - Continuous casting and rolling production equipment of long profiles - Google Patents
Continuous casting and rolling production equipment of long profiles Download PDFInfo
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- CN101693254B CN101693254B CN2009101911186A CN200910191118A CN101693254B CN 101693254 B CN101693254 B CN 101693254B CN 2009101911186 A CN2009101911186 A CN 2009101911186A CN 200910191118 A CN200910191118 A CN 200910191118A CN 101693254 B CN101693254 B CN 101693254B
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- induction heating
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Abstract
The invention relates to a continuous casting and rolling production equipment of long profiles. The equipment comprises a continuous casting machine (1) and an ejection roller table (2) which are connected sequentially and is characterized in that: one side of the end part of the ejection roller (2) is provided with a first heat preservation transition rack (3), a first induction heating device (4) and a rolling mill (5) that are connected sequentially; and continuously cast blooms are transited by the first heat preservation transition rack (3), then sent to the first induction heating device (4) one by one for concurrent heating and finally rolled by the rolling mill (5). The equipment improves the former production mode that a heating furnace is used for heating the continuous cast blooms in the production of long profiles, saves investment in the heating furnace, fuels and fuel generating and delivering equipment, reduces labor capacity, energy consumption and production cost, and can be widely applied to the rolling production of long profiles.
Description
Technical field
The invention belongs to field shaping technique, relate to a kind of continuous casting and rolling equipment, particularly a kind of production equipment of long profiles continuous casting and rolling.
Background technology
The long profiles mode of production at present commonly used be blank after conticaster is pulled out by the cold bed blanking, be transported to the material loading workshop section of mill, send into the heating furnace heating behind the material loading, perhaps blank send roller-way directly to be transported to the heating of mill heating furnace by heat after conticaster is pulled out, blank can keep certain temperature before advancing heating furnace like this, fuel-saving significantly consumption.Continuous casting and rolling is economy, the effective production technology that generally acknowledge in present steel rolling field, yet there is not effective continuously casting and continuously rolling technology for long material rolling technical field, main cause is that the continuous casting billet cross dimensions of the rolling use of long profiles is less, be equipped with big converter by present industrial policy, if use strand casting machine, because the restriction of casting speed, the conticaster throwing time is oversize, and and the rhythm of production of milling train can't be corresponding; If the employing multiple-strand caster, the rolling cycle generally will be longer than the ejection cycle of conticaster far away, causes so waiting for that the blank surface temperature drop that enters milling train is too big, and need send into just can be rolling after the heating furnace heating, waste fuel.
The heat time heating time of long material production, the variation with steel grade changed, for those to firing rate and heat time heating time insensitive steel grade, use existing equipment blank heated, i.e. heating furnace heating, heat time heating time is long.Heating furnace is long more heat time heating time, and big more to the oxidization burning loss of blank, recovery rate of iron is low more.The result who brings is exactly that the enterprise income rate is lower, awaits improving.
At present domesticly exist large quantities of iron and steel enterprises that gas generator will be set specially to provide fuel for the mill heating furnace, when building, just increased a large sum of investment, build up the consumption of back fuel, the processing of pollution, variety of issue highlights.
Summary of the invention
The object of the invention is: at heat time heating time and the less demanding common steel grade of temperature retention time, provide a kind of production equipment of long profiles continuous casting and rolling.
To achieve these goals, adopt following technical scheme: a kind of production equipment of long profiles continuous casting and rolling, comprise successively the conticaster that connects and go out blank roller way, it is characterized in that: describedly go out blank roller way end one side and be provided with first insulation bridging table, first induction heating apparatus and the milling train that connects successively; Continuous casting billet is delivered to first induction heating apparatus by root and is carried out concurrent heating after milling train is rolled after the first insulation bridging table transition.
Describedly go out the blank roller way end and be provided with cold bed.Also be provided with the second insulation bridging table between the described first insulation bridging table and first induction heating apparatus, the described second insulation bridging table also is connected with second induction heating apparatus and feeding skid in turn; The continuous casting billet of cooling is delivered to by the second insulation bridging table after heat through second induction heating apparatus heating back and is rolled through milling train after first induction heating apparatus heats again behind the feeding skid material loading.One side of the described first insulation bridging table and the second insulation bridging table can be provided with useless base and reject and weighing device.Wherein conticaster is a multiple-strand caster.
Beneficial effect of the present invention is:
(1) effectively raises labour productivity and recovery rate of iron, improve product competitiveness;
(2) go out the blank roller way place at continuous casting blank is carried out eddy-current heating, can effectively reduce fuel consumption and environmental pollution;
(3), saved the investment that gas generator and fuel are carried for iron and steel enterprise.But the present invention's extensive use in the production of long profiles, and equipment is simple, small investment, income height.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1;
Fig. 2 is the structural representation of the embodiment of the invention 2.
The specific embodiment
Among the figure, part 1 is a conticaster, and part 2 is blank roller way, and part 3 is first insulation bridging tables, and part 4 is first induction heating apparatuses, and part 5 is milling trains, and part 6 is cold beds, and part 7 is feeding skids, and part 8 is second induction heating apparatuses, and part 9 is second insulation bridging tables.
The invention will be further described below in conjunction with drawings and Examples:
Embodiment 1: as shown in Figure 1, a kind of production equipment of long profiles continuous casting and rolling comprises the conticaster 1 that connects successively and goes out blank roller way 2, goes out blank roller way 2 ends one side and is provided with first insulation bridging table 3, first induction heating apparatus 4 and the milling train 5 that connects successively; The blank of being pulled out by multiple-strand caster 1 many rows be parallel to out on the blank roller way 2, walks to out blank roller way 2 ends, and is traversing to the first insulation bridging table 3, according to rhythm of production, sends into milling train 5 after being heated by first induction heating apparatus 4 and is rolled.
Embodiment 2: as shown in Figure 2, as different from Example 1, go out blank roller way 2 ends one side and be provided with cold bed 6, be provided with the second insulation bridging table 9 between the first insulation bridging table 3 and first induction heating apparatus 4, the described second insulation bridging table 9 also is connected with second induction heating apparatus 8 and feeding skid 7 in turn; Continuous casting billet is heated through second induction heating apparatus 8 by feeding skid 7 material loadings from the cold base of continuous casting of cold bed 6 blankings, and through the second insulation bridging table mistake, it is back rolling to carry out 2 heating by first induction heating apparatus 4.
Embodiment 3: as different from Example 2, one side of the first insulation bridging table 3 is provided with useless base device for eliminating and weighing device, be used for continuous casting billet is rejected and weighed, the position of certainly useless base device for eliminating and weighing device also can be provided with a side of the second insulation bridging table 9, and a side, the weighing device that perhaps useless base device for eliminating is arranged on the first insulation bridging table 3 is arranged on a side of the second insulation bridging table 9.Similarly conversion is all within protection scope of the present invention.
Among above-mentioned each embodiment, described induction heating apparatus can be provided with quantity according to blank size and Rolling Production rhythm.
The present invention proposes at the long profiles workshop and can not use heating furnace, utilize bridging table to solve conticaster and the unmatched problem of milling train rhythm simultaneously, utilize induction heating apparatus that blank is carried out concurrent heating, keep cold base material loading simultaneously.The present invention can successfully reduce fuel consumption, raise labour productivity and recovery rate of iron, and equipment is simple small investment.
Claims (4)
1. the production equipment of a long profiles continuous casting and rolling, comprise successively the conticaster (1) that connects and go out blank roller way (2), it is characterized in that: described go out blank roller way (2) end one side be provided with connect successively first be incubated bridging table (3), first induction heating apparatus (4) and milling train (5); Continuous casting billet delivers to by root after first insulation bridging table (3) transition that first induction heating apparatus (4) carries out concurrent heating after milling train (5) is rolled;
Also be provided with the second insulation bridging table (9) between described first insulation bridging table (3) and first induction heating apparatus (4), the described second insulation bridging table (9) also is connected with second induction heating apparatus (8) and feeding skid (7) in turn; The continuous casting billet of cooling is delivered to by second insulation bridging table (9) heat through second induction heating apparatus (8) heating back and is rolled through milling train (5) after first induction heating apparatus (4) heats again behind feeding skid (7) material loading.
2. the production equipment of long profiles continuous casting and rolling as claimed in claim 1 is characterized in that: describedly go out blank roller way (2) end and be provided with cold bed (6).
3. the production equipment of long profiles continuous casting and rolling according to claim 2 is characterized in that: a side of the described first insulation bridging table (3) and/or the second insulation bridging table (9) is provided with useless base and rejects and/or weighing device.
4. the production equipment of long profiles continuous casting and rolling according to claim 3 is characterized in that: described conticaster (1) is a multiple-strand caster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101911186A CN101693254B (en) | 2009-10-14 | 2009-10-14 | Continuous casting and rolling production equipment of long profiles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101911186A CN101693254B (en) | 2009-10-14 | 2009-10-14 | Continuous casting and rolling production equipment of long profiles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101693254A CN101693254A (en) | 2010-04-14 |
| CN101693254B true CN101693254B (en) | 2011-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101911186A Active CN101693254B (en) | 2009-10-14 | 2009-10-14 | Continuous casting and rolling production equipment of long profiles |
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| Country | Link |
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| CN (1) | CN101693254B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103464463B (en) * | 2013-09-26 | 2015-04-08 | 湖北中钢联冶金工程有限公司 | Continuous-casting and continuous-rolling integrating device and process |
| CN104438327B (en) * | 2014-11-14 | 2017-09-01 | 江苏省镔鑫钢铁集团有限公司 | A kind of method of the online Direct Rolling fine-grained steel of continuous casting billet |
| CN106077091A (en) * | 2016-06-21 | 2016-11-09 | 中冶华天工程技术有限公司 | Low energy consumption hot continuous casting blank Direct Rolling shaped steel Bar Wire Product production method |
| CN106734252B (en) * | 2016-12-14 | 2019-01-04 | 四川德胜集团钒钛有限公司 | A kind of slab hot sending technique |
| CN107008750B (en) * | 2017-04-20 | 2019-10-11 | 中冶南方工程技术有限公司 | Bilateral road length material continuous casting and rolling production line and its production method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1086466A (en) * | 1992-10-13 | 1994-05-11 | Sms舒路曼-斯玛公司 | The blank of continuous pouring is made the method and apparatus of hot-rolled band or section bar |
| CN1150557A (en) * | 1995-08-02 | 1997-05-28 | 丹尼利机械厂联合股票公司 | Method for continuous casting of long products and relative continuous casting line |
| JP2000051911A (en) * | 1998-08-10 | 2000-02-22 | Sumitomo Metal Ind Ltd | Equipment continuing casting and rolling |
| CN2542353Y (en) * | 2001-09-30 | 2003-04-02 | 钢铁研究总院 | Temp.-control cooling device for tandem mill |
-
2009
- 2009-10-14 CN CN2009101911186A patent/CN101693254B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1086466A (en) * | 1992-10-13 | 1994-05-11 | Sms舒路曼-斯玛公司 | The blank of continuous pouring is made the method and apparatus of hot-rolled band or section bar |
| CN1150557A (en) * | 1995-08-02 | 1997-05-28 | 丹尼利机械厂联合股票公司 | Method for continuous casting of long products and relative continuous casting line |
| JP2000051911A (en) * | 1998-08-10 | 2000-02-22 | Sumitomo Metal Ind Ltd | Equipment continuing casting and rolling |
| CN2542353Y (en) * | 2001-09-30 | 2003-04-02 | 钢铁研究总院 | Temp.-control cooling device for tandem mill |
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| Publication number | Publication date |
|---|---|
| CN101693254A (en) | 2010-04-14 |
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