CN204621036U - A kind of cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device - Google Patents
A kind of cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device Download PDFInfo
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- CN204621036U CN204621036U CN201520224568.1U CN201520224568U CN204621036U CN 204621036 U CN204621036 U CN 204621036U CN 201520224568 U CN201520224568 U CN 201520224568U CN 204621036 U CN204621036 U CN 204621036U
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- continuous casting
- casting rolls
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- outer support
- slab
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Abstract
The utility model provides a kind of cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device, relates to metal continuous casting technology field, to solve the problem that prior art China and foreign countries bracing or strutting arrangement service life is short, consumptive material is serious.Wherein, comprise framework and be located at Continuous Casting Rolls, the transmission device on framework, screwdown gear, described Continuous Casting Rolls is installed on framework by Continuous Casting Rolls bearing block, described screwdown gear drives Continuous Casting Rolls to carry out pressure distortion to slab, described actuator drives Continuous Casting Rolls rotates for transmitting slab, outer support device is provided with between described framework and Continuous Casting Rolls, described outer support device is provided with cooling system, described cooling system comprises cooling water supply unit, and described cooling water supply unit connects cooling spray by cooling water pipe.The utility model embodiment is in order to cool outer support device.
Description
Technical field
The utility model relates to metal continuous casting technology field, refers to a kind of cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device especially.
Background technology
The large Reduction Technology of Slab Solidification end arranges depress roller to Slab Solidification end on continuous casting line, when strand center solid rate reaches more than 80%, apply to depress greatly distortion (5 ~ 20mm) to strand, carry out normal Rolling Production subsequently.When continuous casting billet solidifying end is implemented to depress greatly, in order to adapt to higher load condition when depressing, Continuous Casting Rolls can use the integral type Continuous Casting Rolls of more high strength and rigidity and simple and easy outer support roller, instead of the structure of the fan-shaped sections of slab continuous metamerism roller generally adopted at present thus, about this design, existing scholar (Kang Yonglin etc.) has declared relevant utility model patent.
When using roller bearing directly to contact with Continuous Casting Rolls in monoblock type Continuous Casting Rolls (non-metamerism roller) outer support roller, because Continuous Casting Rolls temperature is high, load large, bearing fatigue and wearing and tearing can be caused, have very adverse influence to the life-span of bearing.And contact with Continuous Casting Rolls owing to adopting bearing or little forming roll, in the continuous casting incipient stage too high due to continuous casting blank temperature (about 1400 DEG C, the surface temperature of continuous casting billet solidifying end is at 950 ~ 1000 DEG C), this outer support roller more needs to take cooling provision.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device, to solve the problem that prior art China and foreign countries bracing or strutting arrangement service life is short, consumptive material is serious.
For solving the problems of the technologies described above, the utility model embodiment provides a kind of cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device, comprise framework and be located at the Continuous Casting Rolls on framework, transmission device, screwdown gear, described Continuous Casting Rolls is installed on framework by Continuous Casting Rolls bearing block, described screwdown gear drives Continuous Casting Rolls to carry out pressure distortion to slab, described actuator drives Continuous Casting Rolls rotates for transmitting slab, outer support device is provided with between described framework and Continuous Casting Rolls, described outer support device is provided with cooling system, described cooling system comprises cooling water supply unit, described cooling water supply unit connects cooling spray by cooling water pipe.
Wherein, described cooling water pipe is located on continuous casting machine fan-shaped segment frames, and described cooling spray is located between outer support device and fan-shaped sections of slab continuous framework, and cooling water supply unit is located at continuous casting machine fan-shaped segment frames outer end.
Wherein, described outer support device comprises supporting seat, supports roll shaft and support roller shell, and described support roll shaft two ends are installed on supporting seat, and described supporting seat is installed on framework, and described backing roll is sheathed on and supports on roll shaft and contact with the outer surface of Continuous Casting Rolls.
Wherein, described outer support device comprises supporting seat, supports roll shaft and roller bearing, described support roll shaft two ends are installed on supporting seat, and described supporting seat is installed on framework, and described roller bearing is installed on and supports on roll shaft and contact with the outer surface of Continuous Casting Rolls.
Wherein, the upper both sides in roller bearing of described support roll shaft are provided with end ring, and the external diameter of described roller bearing is 0.2 ~ 0.8 times of Continuous Casting Rolls external diameter.
Wherein, described outer support device is arranged between two Continuous Casting Rolls bearing blocks, is provided with 1 ~ 4 group.
Wherein, described Continuous Casting Rolls is monoblock type, adopts integrally formed technique to make.
The beneficial effect of technique scheme of the present utility model is as follows:
In such scheme, by the outer support device on continuous casting machine fan-shaped segment being arranged on the outside of Continuous Casting Rolls, enormously simplify Continuous Casting Rolls structure; The support roller shell of outer support device contacts with Continuous Casting Rolls, reduces bearing wear, improves bearing life; The external bracing or strutting arrangement of cooling device and Continuous Casting Rolls cool, and ensure safety in production.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fan-shaped sections of slab continuous of prior art;
Fig. 2 is the structural representation of the fan-shaped sections of slab continuous Continuous Casting Rolls of the utility model embodiment;
Fig. 3 is the outer support device of the fan-shaped sections of slab continuous Continuous Casting Rolls of the utility model embodiment and the structural representation of cooling system.
[main element symbol description]
1: screwdown gear;
2: transmission device;
3: frame base;
4: upper frame;
5: Continuous Casting Rolls;
6: lower frame;
7: outer support device;
71: supporting seat;
72: support roll shaft;
73: end ring;
74: roller bearing;
75: support roller shell;
8: cooling spray;
9: cooling water pipe;
10: cooling water supply unit.
Detailed description of the invention
For making the technical problems to be solved in the utility model, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
As shown in Figure 1 to Figure 3, the utility model embodiment is short for service life for existing China and foreign countries bracing or strutting arrangement, the problem that consumptive material is serious, a kind of cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device is provided, comprise framework and be located at the Continuous Casting Rolls 5 on framework, transmission device 2, screwdown gear 1, described Continuous Casting Rolls 5 is installed on framework by Continuous Casting Rolls bearing block, described screwdown gear 1 drives Continuous Casting Rolls 5 pairs of slabs to carry out pressure distortion, described transmission device 2 drives Continuous Casting Rolls 5 to rotate for transmitting slab, outer support device 7 is provided with between described framework and Continuous Casting Rolls 5, described outer support device 7 is provided with cooling system, described cooling system comprises cooling water supply unit, described cooling water supply unit 10 connects cooling spray 8 by cooling water pipe 9.
Wherein, described framework comprises frame base 3, is located at bottommost and plays the effect supporting whole fan-shaped section; Upper frame 4 and lower frame 6.
Further, described Continuous Casting Rolls 5 is installed on framework by Continuous Casting Rolls bearing block, is provided with two screwdown gears 1 outside described Continuous Casting Rolls 5, lays respectively at Continuous Casting Rolls 5 two ends, carries out pressure distortion for driving Continuous Casting Rolls 5 pairs of slabs.
Wherein, described Continuous Casting Rolls 5 two ends are respectively equipped with a drive unit 2, rotate transmit slab in order to drive Continuous Casting Rolls 5; Described Continuous Casting Rolls 5 is monoblock type, adopts integrally formed technique to make, improves structural strength.
Further, 1 ~ 4 group of outer support device 7 is provided with between described framework and Continuous Casting Rolls 5, described outer support roller 7 comprises supporting seat 71, support roll shaft 72, end ring 73, roller bearing 74 and axle sleeve 75, described support roll shaft 72 two ends are installed on supporting seat 71, described supporting seat 71 is installed on framework, described roller bearing 74 is installed on and supports on roll shaft 72, described support roller shell 75 is sheathed on the outside of roller bearing 74, roller bearing 74 is provided with end ring 73 with support roller shell 75 two ends, the external diameter of described roller bearing 74 is 0.2 ~ 0.8 times of Continuous Casting Rolls 5 external diameter.
Wherein, described outer support device 7 is provided with cooling system, described cooling system comprises cooling water supply unit 10, described cooling water supply unit 10 connects cooling spray 8 by cooling water pipe 9, described cooling water pipe 9 is located on continuous casting machine fan-shaped segment frames, described cooling spray 8 is located between outer support device 7 and fan-shaped sections of slab continuous framework, is cooled bracing or strutting arrangement 7 by water spray or misting cooling mode.
Further, the support roller shell 75 of outer support device 7 contacts with the roll surface of Continuous Casting Rolls 5 and rotates with Continuous Casting Rolls 5, with this support Continuous Casting Rolls 5 stressed time load and distortion; Load be delivered to by supporting seat 71 on the sector-segment frames of high rigidity, outer support device 7 plays to Continuous Casting Rolls 5 effect that external dynamic supports continuously in this way.
Cooling system on support roller shell 75, plays cooling effect by water spray.According to continuous casting steel billet width needs, between continuous casting machine fan-shaped segment upper frame 4 and Continuous Casting Rolls 5 and between continuous casting machine fan-shaped segment lower frame 6 and Continuous Casting Rolls 5,1 ~ 4 group of outer support device 7 and cooling system can be installed respectively.
In such scheme, by the outer support device on continuous casting machine fan-shaped segment being arranged on the outside of Continuous Casting Rolls, enormously simplify Continuous Casting Rolls structure; The support roller shell of outer support device contacts with Continuous Casting Rolls, reduces bearing wear, improves bearing life; The external bracing or strutting arrangement of cooling device and Continuous Casting Rolls cool, and ensure safety in production.
The above is preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. the cooling system of a fan-shaped sections of slab continuous Continuous Casting Rolls outer support device, comprise framework and be located at the Continuous Casting Rolls on framework, transmission device, screwdown gear, described Continuous Casting Rolls is installed on framework by Continuous Casting Rolls bearing block, described screwdown gear drives Continuous Casting Rolls to carry out pressure distortion to slab, described actuator drives Continuous Casting Rolls rotates for transmitting slab, outer support device is provided with between described framework and Continuous Casting Rolls, it is characterized in that, described outer support device is provided with cooling system, described cooling system comprises cooling water supply unit, described cooling water supply unit connects cooling spray by cooling water pipe.
2. the cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device according to claim 1, it is characterized in that, described cooling water pipe is located on continuous casting machine fan-shaped segment frames, described cooling spray is located between outer support device and fan-shaped sections of slab continuous framework, and described cooling water supply unit is located at continuous casting machine fan-shaped segment frames outer end.
3. the cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device according to claim 1, it is characterized in that, described outer support device comprises supporting seat, supports roll shaft and support roller shell, described support roll shaft two ends are installed on supporting seat, described supporting seat is installed on framework, and described backing roll is sheathed on and supports on roll shaft and contact with the outer surface of Continuous Casting Rolls.
4. the cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device according to claim 3, it is characterized in that, described outer support device comprises supporting seat, supports roll shaft and roller bearing, described support roll shaft two ends are installed on supporting seat, described supporting seat is installed on framework, and described roller bearing is installed on and supports on roll shaft and contact with the outer surface of Continuous Casting Rolls.
5. the cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device according to claim 4, it is characterized in that, the upper both sides in roller bearing of described support roll shaft are provided with end ring, and the external diameter of described roller bearing is 0.2 ~ 0.8 times of Continuous Casting Rolls external diameter.
6. the cooling system of the fan-shaped sections of slab continuous Continuous Casting Rolls outer support device according to any one of claim 1 to 5, it is characterized in that, described outer support device is arranged between two Continuous Casting Rolls bearing blocks, is provided with 1 ~ 4 group.
7. the cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device according to claim 1, it is characterized in that, described Continuous Casting Rolls is monoblock type, adopts integrally formed technique to make.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520224568.1U CN204621036U (en) | 2015-04-14 | 2015-04-14 | A kind of cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520224568.1U CN204621036U (en) | 2015-04-14 | 2015-04-14 | A kind of cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device |
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| CN204621036U true CN204621036U (en) | 2015-09-09 |
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| CN201520224568.1U Active CN204621036U (en) | 2015-04-14 | 2015-04-14 | A kind of cooling system of fan-shaped sections of slab continuous Continuous Casting Rolls outer support device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104741556A (en) * | 2015-04-14 | 2015-07-01 | 北京科技大学 | Cooling system of outer supporting device of fan-shaped section continuous casting roller of slab caster |
| CN114918390A (en) * | 2022-06-22 | 2022-08-19 | 中冶京诚工程技术有限公司 | Sector section of H-shaped blank continuous casting machine |
-
2015
- 2015-04-14 CN CN201520224568.1U patent/CN204621036U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104741556A (en) * | 2015-04-14 | 2015-07-01 | 北京科技大学 | Cooling system of outer supporting device of fan-shaped section continuous casting roller of slab caster |
| CN114918390A (en) * | 2022-06-22 | 2022-08-19 | 中冶京诚工程技术有限公司 | Sector section of H-shaped blank continuous casting machine |
| CN114918390B (en) * | 2022-06-22 | 2024-02-27 | 中冶京诚工程技术有限公司 | Sector section of H-shaped parison continuous casting machine |
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| GR01 | Patent grant |