CN203091705U - Casting blank deviation prevention device for multi-strand square, circular and rectangular blank continuous casting machine - Google Patents
Casting blank deviation prevention device for multi-strand square, circular and rectangular blank continuous casting machine Download PDFInfo
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- CN203091705U CN203091705U CN 201220694985 CN201220694985U CN203091705U CN 203091705 U CN203091705 U CN 203091705U CN 201220694985 CN201220694985 CN 201220694985 CN 201220694985 U CN201220694985 U CN 201220694985U CN 203091705 U CN203091705 U CN 203091705U
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- deviation prevention
- prevention device
- strand
- deflection device
- casting
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Abstract
The utility model relates to a casting blank deviation prevention device for a multi-strand square, circular and rectangular blank continuous casting machine, and belongs to the technical field of continuous casting devices. The casting blank deviation prevention device comprises two groups of split deviation prevention device bodies which are mutually staggered and are the same in structure, each split deviation prevention device body comprises a supporting mechanism mounted on a support on a guide section, a beam is arranged on each supporting mechanism, the end of each beam is connected with a driving device, a first deviation prevention roller and a second deviation prevention roller are arranged on the beams of the two group of split deviation prevention device bodies respectively. The casting blank deviation prevention device is simple in structure, low in investment, reliable to operate and suitable for guide and deviation prevention of multi-strand casting blanks in various shapes.
Description
Technical field
The utility model belongs to the continuous casting installation for casting technical field, is specifically related to a kind of multithread side, circle, rectangular billet caster machine strand anti-deflection device.
Background technology
Along with China's rapid economic development, market and country's regulation and control are to all having higher requirement on iron and steel enterprise's scale and the product structure.Concerning an iron and steel enterprise, can product structure and quality in time meet the need of market is a key factor of its living or death of decision.The product structure diversification is always striven realizing by each iron and steel enterprise under limited investment, to adapt to the needs that market is existing and expect.Under this background, the strand form and the cross dimensions of continuous cast products have also presented diverse trends.
Steel billet is by the outer arc guide roller guiding ejection of side, circle, rectangular bloom dual-purpose conticaster.Casting blank section shape, width (or diameter) X determine scope by iron and steel enterprise according to factors such as the working condition and the market demands, can adjust section production according to actual conditions.As casting blank section width maximum X
MaxDetermine that then barrel length Y determines (Y 〉=X
Max), barrel length Y does not change because of the X value changes.Under the perfect condition, no matter casting blank section X value is big or little, it can both carry out ejection along body of roll center.But in actual production process, be not subjected to any lateral forces again when steel billet rotates ejection with the outer arc guide roller except that being subjected to the rectification of roller wheel rim reaction force, therefore " sideslip " phenomenon can occur, the sideslip scope is between 0 and (Y-X)/2.Particularly under each section width of strand differed bigger situation, promptly the value of Y-X was big more, and the degree of sideslip may be just more serious.
Sideslip directly causes: 1, strand distortion, distortion and surface scratch; 2, sideslip causes the strand inhomogeneous cooling and causes the base shell evenly not form, and serious meeting causes strand " off-square " under the effect of tractive force, and inside also causes crackle because of the inhomogeneous cooling of molten steel.These all bring adverse influence to product.Under the opposite extreme situations, sideslip damages continuous casting installation for casting (as the spray frame etc.), causes conticaster to stop production, even security incident occurs.
Therefore, only depending on the wheel rim guiding of outer arc guide roller is to satisfy the needs that multibreak strand produced.
Summary of the invention
The purpose of this utility model is exactly at the problems referred to above, and a kind of multithread side simple in structure, practical, reliable, circle, rectangular billet caster machine strand anti-deflection device are provided.
The technical solution adopted in the utility model is: a kind of multithread side, circle, rectangular billet caster machine strand anti-deflection device, it comprises two groups of anti-deflection device splits that the structure that is staggeredly arranged is identical, described anti-deflection device split comprises the supporting mechanism that is installed on the guide section bearing, supporting mechanism is provided with crossbeam, beam-end is connected with drive unit, is respectively equipped with the first anti-inclined to one side roller and the second anti-inclined to one side roller on the crossbeam of two groups of anti-deflection device splits.
Further, described crossbeam is connected with distance block, and distance block is fixedly connected on the spacing seat.Distance block carries out mechanical position limitation to crossbeam, changes the distance block of different-thickness, can satisfy anti-the persisting in of various width strands and ask.
A nearlyer step ground, described drive unit is a hydraulic-driven, the output of drive unit is connected with crossbeam.
The defective that the utility model has existed when having improved traditional outer arc guider ejection, major advantage is:
1, no strand deviation phenomenon, cooling has evenly at utmost prevented the strand distortion, has been out of shape and cracked, and product quality is guaranteed;
2, a covering device can use partially for the multithread strand is anti-simultaneously, invests little;
3, simple in structure, easy for installation; Supporting mechanism is installed on the conticaster existing equipment, has reduced investment;
4, the scope of application is wide, can be used for billet caster, round billet continuous casting machine and rectangular billet caster machine;
5, drive unit has improved the adverse circumstances when using away from casting stream, has greatly prolonged service life of equipment; On the other hand, maintenance and maintenance work have been made things convenient for significantly;
6, change distance block and can adapt to multibreak variation demand, and it is simple more to change jobs, working environment is good.
Description of drawings
Fig. 1 is strand and outer arc guide roller relative position perfect condition schematic diagram;
Fig. 2 is strand and outer arc guide roller relative position sideslip view;
Fig. 3 is installed in schematic diagram on the conticaster for the utility model;
Fig. 4 is the utility model installation site enlarged diagram;
Fig. 5 be among Fig. 4 A to schematic diagram;
Fig. 6 be among Fig. 4 B to schematic diagram.
Wherein: 1-strand; 2-outer arc guide roller; 3-anti-deflection device; 4-guide section bearing; 5-supporting mechanism; 6-crossbeam; 7-the first anti-inclined to one side roller; 8-the second anti-inclined to one side roller; 9-spacing seat; 10-distance block; 11-outer arc guide section; 12-drive unit.
The specific embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments, be convenient to be well understood to the present invention, but they do not constitute qualification to the present invention.
As shown in Figure 1, strand 1 and outer arc guide roller 2 relative positions under the perfect condition, strand 1 can both carry out ejection along the body of roll center of outer arc guide roller 2.
As shown in Figure 2, strand 1 and outer arc guide roller 2 relative positions under the sideslip state, strand 1 " sideslip " phenomenon occurred on the body of roll of arc guide roller 2 outside.
As shown in Figure 3, Figure 4, the utility model anti-deflection device 3 is made up of two groups of identical anti-deflection device splits of the structure that is staggeredly arranged, symmetrical, the adjacent both sides that are arranged in casting machine, the anti-deflection device split comprises supporting mechanism 5, supporting mechanism 5 is installed on the guide section bearing 4 of conticaster existing equipment outer arc guide section 11, thereby equipment investment and installation have been reduced, supporting mechanism 5 is provided with crossbeam 6, supporting mechanism 5 top band cambered plates play a supportive role to crossbeam 6, and tape guide wheel in both sides play the guiding role to crossbeam 6.
As Fig. 5, shown in Figure 6, difference according to conticaster fluxion and stream spacing L1 on the crossbeam 6 of two groups of anti-deflection device splits is furnished with the many places first anti-inclined to one side roller 7 and the second anti-inclined to one side roller 8 respectively, be provided with spacing L2 between the first anti-inclined to one side roller 7 and the second anti-inclined to one side roller 8, the first anti-inclined to one side roller 7 staggers mutually with the second anti-inclined to one side roller 8 and cooperates, and strand is passed through between the first anti-inclined to one side roller 7 and the second anti-inclined to one side roller 8.Crossbeam 6 and anti-inclined to one side roller are driven by drive unit 12, and drive unit 12 adopts hydraulic-driven, and crossbeam 6 connects the output of drive unit 12, and under the effect of drive unit 12, crossbeam 6 and anti-inclined to one side roller can laterally move.The crossbeam 6 of anti-deflection device split is connected with distance block 10, and distance block 10 is installed on the spacing seat 9, and crossbeam 6 and anti-inclined to one side roller are played the mechanical position limitation effect, changes the distance block 10 of different-thickness, can satisfy anti-the persisting in of various width strands 1 and ask.Drive unit 12, spacing seat 9, distance block 10 all are arranged in the place away from casting stream, have avoided bad working environment, have improved service life, work such as also convenient maintenance, maintenance.
During work, as Fig. 5, shown in Figure 6, when the hydraulic cylinder of the drive unit 12 in two groups of anti-deflection device splits is withdrawn simultaneously, drive two crossbeams 6 to two side shiftings, the upper and lower first adjacent anti-inclined to one side roller 7 and second anti-inclined to one side roller 8 distances become big, and it is big that opening degree L2 becomes, and can pass through wide strand; When the hydraulic cylinder of two groups of drive units 12 stretches out simultaneously, drive two crossbeams 6 and move to the centre, the upper and lower first adjacent anti-inclined to one side roller 7 and second anti-inclined to one side roller 8 distances diminish, and opening degree L2 diminishes, and can prevent the strand sideslip that width is less.
Claims (3)
1. a multithread side, circle, rectangular billet caster machine strand anti-deflection device, it is characterized in that: it comprises two groups of anti-deflection device splits that the structure that is staggeredly arranged is identical, described anti-deflection device split comprises the supporting mechanism that is installed on the guide section bearing, supporting mechanism is provided with crossbeam, beam-end is connected with drive unit, is respectively equipped with the first anti-inclined to one side roller and the second anti-inclined to one side roller on the crossbeam of two groups of anti-deflection device splits.
2. multithread side according to claim 1, circle, rectangular billet caster machine strand anti-deflection device, it is characterized in that: described crossbeam is connected with distance block, and distance block is fixedly connected on the spacing seat.
3. multithread side according to claim 1, circle, rectangular billet caster machine strand anti-deflection device, it is characterized in that: described drive unit is a hydraulic-driven, and the output of drive unit is connected with crossbeam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220694985 CN203091705U (en) | 2012-12-13 | 2012-12-13 | Casting blank deviation prevention device for multi-strand square, circular and rectangular blank continuous casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220694985 CN203091705U (en) | 2012-12-13 | 2012-12-13 | Casting blank deviation prevention device for multi-strand square, circular and rectangular blank continuous casting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203091705U true CN203091705U (en) | 2013-07-31 |
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ID=48843150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220694985 Expired - Lifetime CN203091705U (en) | 2012-12-13 | 2012-12-13 | Casting blank deviation prevention device for multi-strand square, circular and rectangular blank continuous casting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203091705U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104084549A (en) * | 2014-07-16 | 2014-10-08 | 攀钢集团成都钢钒有限公司 | Method preventing round billet from deflecting in continuous casting process |
| CN105642858A (en) * | 2016-04-05 | 2016-06-08 | 中国重型机械研究院股份公司 | Casting blank on-line adjusting device |
-
2012
- 2012-12-13 CN CN 201220694985 patent/CN203091705U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104084549A (en) * | 2014-07-16 | 2014-10-08 | 攀钢集团成都钢钒有限公司 | Method preventing round billet from deflecting in continuous casting process |
| CN105642858A (en) * | 2016-04-05 | 2016-06-08 | 中国重型机械研究院股份公司 | Casting blank on-line adjusting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |