CN202021199U - Liquid-core high reduction rolling equipment for continuous casting machines - Google Patents
Liquid-core high reduction rolling equipment for continuous casting machines Download PDFInfo
- Publication number
- CN202021199U CN202021199U CN2010206428049U CN201020642804U CN202021199U CN 202021199 U CN202021199 U CN 202021199U CN 2010206428049 U CN2010206428049 U CN 2010206428049U CN 201020642804 U CN201020642804 U CN 201020642804U CN 202021199 U CN202021199 U CN 202021199U
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- continuous casting
- rolling equipment
- liquid core
- roll
- casting machine
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Abstract
The utility model discloses a piece of liquid-core high reduction rolling equipment for continuous casting machines. Disposed in a liquid core rolling region at the tail of a horizontal solidification end of a continuous slab casting machine, the liquid-core high reduction rolling equipment comprises a direct current motor, a high-speed coupling, a speed reducer, a low-speed coupling, a gear seta, a universal coupling and a large-roller-diameter rolling device. The direct current motor is used as a power output source of the liquid-core high reduction rolling equipment. The high-speed coupling is connected with an output terminal of the direct current motor. The speed reducer is connected with the high-speed coupling. The high speed output of the direct current motor is reduced to low speed output via the speed reducer. The low-speed coupling is connected with the speed reducer. An input terminal of the gear seat is connected with the low-speed coupling. The universal coupling is connected with an output terminal of the gear seat. Rollers of the large-roller-diameter rolling device are horizontally arranged and are connected with the universal coupling. The upper roller of the large-roller-diameter rolling device is connected with a driving device, and is driven by the driving device to do pressing movement in the direction perpendicular to the axial direction of the rollers, the diameter of which ranges between 750mm and 1500mm.
Description
Technical field
The utility model relates to a kind of rolling equipment, relate in particular to a kind of be used for conticaster depress rolling equipment greatly.
Background technology
At present, it all is to adopt the equipment of gently depressing that known slab caster is transferred thick equipment, it is by adopting a series of little pinch rolls that the thickness of continuous casting billet is regulated, this class roll-type is gently depressed secondary cooling zone that equipment is arranged on conticaster usually, three cold sections, perhaps a forging press is arranged on the conticaster end, the mode forging rolling strand of adopt repeatedly high-frequency, depressing for a short time.
Above-mentioned device structure complexity, control difficulty height, the poor stability gently depressed.Improve the continuous casting billet tissue, solving gross segregation, reducing the DeGrain of aspects such as casting stress.
Summary of the invention
Goal of the invention of the present utility model provides a kind of liquid core of continuous casting machine and depresses rolling equipment greatly, this rolling equipment is used for the strand of band liquid core is rolled into continuous casting billet, the wedge shape base product of all thickness, continuous casting billet quality and online flexible modulation thickness of strand be can improve, thereby casting efficiency and product quality improved.
According to the foregoing invention purpose, the utility model proposes a kind of liquid core of continuous casting machine and depress rolling equipment greatly, it is located at the liquid core rolling district that the slab caster level is solidified the end latter end, and this liquid core of continuous casting machine is depressed rolling equipment greatly and is comprised:
One direct current motor is depressed the power output source of rolling equipment greatly as liquid core of continuous casting machine;
One high speed shaft coupling, it is connected with the output of direct current generator;
One reductor, it is connected with described high speed shaft coupling, and low speed is reduced in the high speed output of direct current generator;
One low-speed shaft coupler, it is connected with described reductor;
One pinion stand, its input is connected with described low-speed shaft coupler;
One Hooks coupling universal coupling, it is connected with the output of pinion stand;
One big roller footpath milling train, its roll is horizontally disposed with, and is connected with described Hooks coupling universal coupling, and the topping roll of described big roller footpath milling train is connected with a drive unit, and described topping roll is done the action of depressing perpendicular to the roll axial direction under the driving effect of roller drive set.The diameter of described big roller footpath rolling mill roll is 750～1500mm.This big roller footpath milling train is two roller unidirectional types, and memorial archway adopts the frame of remaining silent.
The utility model makes big roller footpath milling train carry out single pass heavy reduction rolling with liquid core to strand, thereby can solve the problem of continuous casting billet center porosity, segregation and internal fissure by technique scheme.
In order further to eliminate the side bulge phenomenon of continuous casting billet, liquid core of continuous casting machine described in the utility model is depressed rolling equipment greatly and is also comprised: a vertical roll type side planisher, it is located at the frame outlet side of described big roller footpath milling train, two edger roll symmetry rolling lines of described vertical roll type side planisher arrange that described vertical roll type side planisher is connected with a planisher drive unit.This vertical roll type side planisher is that non-driven type two rollers are vertical, and the outlet side of frame is partial at the rear portion on the axis plane of horizontal roll in its an opposite roller axis plane.
Preferably, described roller drive set is a hydraulic cylinder, be provided with a displacement transducer and an oil pressure sensor in the described hydraulic cylinder, the numerical value that detects in real time by displacement transducer and oil pressure sensor can be to as the drafts of the hydraulic cylinder of roller drive set with depress power and control.
The cooling condition of the big roller footpath rolling mill roll that to be in Ultra-Low Speed for a long time in order improving, to depress greatly, work under the hot conditions, liquid core of continuous casting machine described in the utility model is depressed rolling equipment greatly and is also comprised a spray cooling device, it is located at the periphery of described big roller footpath milling train, to the cooling of spraying of big roller footpath milling train.
In order further to improve the cooling condition of big roller footpath rolling mill roll; the bearing block inboard of big roller described in the utility model footpath milling train also has cooling bath; be provided with cooling fluid in the cooling bath, be used to prevent that heat radiation from influencing bearing temperature, with four row cone rollings in the protection roll.
Preferably, described planisher drive unit is another hydraulic cylinder, is provided with a position sensor and a pressure sensor in this hydraulic cylinder.
Preferably, described liquid core of continuous casting machine is depressed rolling equipment greatly and is also comprised a changing rig, and its roll axial direction along big roller footpath milling train is located at the rear portion of described big roller footpath milling train.
The utility model is owing to adopted technique scheme, and it has the following advantages:
1. adopt liquid core of continuous casting machine described in the utility model to depress rolling equipment greatly strand is carried out liquid core single pass heavy reduction rolling, can solve problems such as continuous casting billet center porosity, segregation, internal fissure, the refinement casting blank inner organization, thus continuous casting billet quality improved better.
2. adopt liquid core of continuous casting machine described in the utility model to depress rolling equipment greatly, the continuous casting billet of same thickness specification directly can be rolled into the continuous casting billet product of all thickness specification, the adaptability of product specification variation
3. adopt liquid core of continuous casting machine described in the utility model to depress rolling equipment greatly, can use the thin specification continuous casting billet of big inner chamber crystallizer coupling, reduce and change crystallizer, improve the mouth of a river life-span, reduce activity time, improved casting efficiency and output greatly.
4. adopt liquid core of continuous casting machine described in the utility model to depress rolling equipment greatly, can also be significantly energy-conservation.This is because the resistance of deformation of liquid core of continuous casting billet part resistance of deformation when solidifying fully, and adopts this equipment to be rolled to have exempted the heating again before rolling, thereby can significantly save required power.
5. adopt liquid core of continuous casting machine described in the utility model to depress rolling equipment greatly, can also shorten the rolling mill practice flow process, saved the investment of integral device.
Figure of description
Fig. 1 depresses the structural representation of rolling equipment greatly for liquid core of continuous casting machine described in the utility model.
Fig. 2 depresses the side view of big roller footpath milling train in the rolling equipment greatly for liquid core of continuous casting machine described in the utility model.
The specific embodiment
As depicted in figs. 1 and 2, this liquid core of continuous casting machine is depressed rolling equipment greatly and is located at the liquid core rolling district that the slab caster level is solidified the end latter end, and this liquid core of continuous casting machine is depressed rolling equipment greatly and comprised: direct current generator 1; High speed shaft coupling 2, its output with direct current generator 1 is connected; Reductor 3, it is connected with high speed shaft coupling 2; Low-speed shaft coupler 4, it is connected with reductor 3; Pinion stand 5, its input is connected with low-speed shaft coupler 4; Hooks coupling universal coupling 6 supports by carriage 7, and its output with pinion stand 5 is connected; Big roller footpath milling train 8 is connected with Hooks coupling universal coupling 6, and strand is carried out the single pass heavy reduction rolling.The main frame that this liquid core of continuous casting machine is depressed rolling equipment greatly is a big roller footpath milling train 8, its roll by direct current generator 1 as the power source transmission.Transfer mode is: direct current generator 1 → high speed shaft coupling 2 → large speed ratio reductor 3 → low-speed shaft coupler 4 → pinion stand 5 → universal coupling with spider 6 → big roller footpath milling train 8.Hooks coupling universal coupling carriage 7 is used for holding universal-joint spindle, balance universal-joint spindle weight.Changing rig 10 is used for that the roll of big roller footpath milling train 8 is pulled out line and carries out roll change outward.Two edger roll symmetry rolling lines of side planisher 9 are arranged, it is located at the frame outlet side of big roller footpath milling train 8, the axis plane of two edger rolls of side planisher 9 is at the rear portion on the axis plane of the horizontal roll of big roller footpath milling train 8, is used for the both sides bulge of the smooth rolling strand that comes out through big roller footpath milling train 8.Side planisher 9 adopts all-hydraulic pressing, and its drive unit is a hydraulic cylinder, and oil pressure sensor of arranging in the hydraulic cylinder and position sensor detect in real time and feed back lateral pressure and edger roll opening degree.
The depression stroke of big roller footpath milling train 8 is made by topping roll 12 and is depressed the action realization, the drive unit of topping roll 12 is a hydraulic cylinder 11, establish displacement transducer and oil pressure sensor in it, be used to control depressing position and real-time monitoring oil pressure, thereby it is rolling to realize that on-line continuous is carried out thickening metric lattice to continuous casting billet.The weight of the topping roll 12 of big roller footpath milling train 8 is come balance by top roll balance hydraulic cylinder 16, and promptly the piston rod of balance hydraulic cylinder 16 is by equalizer bar → pull bar → balance hook, hooks the weight that the mode of the bearing block of topping roll 12 is come balance topping roll 12.When roll change, the roll surface absolute altitude of changing bottom roll 13 is adjusted the thickness of backing plate 15, and is constant with the upper surface absolute altitude that keeps bottom roll 13, and the thickness adjustment amount is the big roller footpath of bottom roll 13 and half of pony roll footpath variable quantity.Bottom roll 13 is when roll change, lift by roll change fluctuating orbit 14, fluctuating orbit 14 is connected with the track of fore side changing rig 10, the hydraulic cylinder of changing rig 10 is pulled out topping roll 12 and bottom roll 13 outside the line together then, old roller hangs away, new roller is advanced in the memorial archway by hydraulic cylinder, finishes the roll change process.
Be noted that above enumerate only for specific embodiment of the utility model, obviously the utility model is not limited to above embodiment, and many similar variations are arranged thereupon.If those skilled in the art all should belong to protection domain of the present utility model from all distortion that content disclosed by the invention directly derives or associates.
Claims (7)
1. a liquid core of continuous casting machine is depressed rolling equipment greatly, and it is located at the liquid core rolling district that the slab caster level is solidified the end latter end, it is characterized in that, comprising:
One direct current motor is depressed the power output source of rolling equipment greatly as liquid core of continuous casting machine;
One high speed shaft coupling, it is connected with the output of direct current generator;
One reductor, it is connected with described high speed shaft coupling;
One low-speed shaft coupler, it is connected with described reductor;
One pinion stand, its input is connected with described low-speed shaft coupler;
One Hooks coupling universal coupling, it is connected with the output of pinion stand;
One big roller footpath milling train, its roll is horizontally disposed with, and be connected with described Hooks coupling universal coupling, the topping roll of described big roller footpath milling train is connected with a drive unit, described topping roll is done the action of depressing perpendicular to the roll axial direction under the driving effect of roller drive set, the diameter of described big roller footpath rolling mill roll is 750～1500mm.
2. liquid core of continuous casting machine as claimed in claim 1 is depressed rolling equipment greatly, it is characterized in that, also comprise a vertical roll type side planisher, it is located at the frame outlet side of described big roller footpath milling train, two edger roll symmetry rolling lines of described vertical roll type side planisher arrange that described vertical roll type side planisher is connected with a planisher drive unit.
3. liquid core of continuous casting machine as claimed in claim 2 is depressed rolling equipment greatly, it is characterized in that, described roller drive set is a hydraulic cylinder, is provided with a displacement transducer and an oil pressure sensor in the described hydraulic cylinder.
4. depress rolling equipment greatly as any described liquid core of continuous casting machine among the claim 1-3, it is characterized in that, also comprise a spray cooling device, be located at the periphery of described big roller footpath milling train, the cooling of spraying of big roller footpath milling train.
5. liquid core of continuous casting machine as claimed in claim 4 is depressed rolling equipment greatly, it is characterized in that, the bearing block inboard of described big roller footpath milling train has cooling bath, is provided with cooling fluid in the cooling bath.
6. liquid core of continuous casting machine as claimed in claim 5 is depressed rolling equipment greatly, it is characterized in that, described planisher drive unit is another hydraulic cylinder, is provided with a position sensor and a pressure sensor in this hydraulic cylinder.
7. liquid core of continuous casting machine as claimed in claim 6 is depressed rolling equipment greatly, it is characterized in that, also comprises a changing rig, and its roll axial direction along big roller footpath milling train is located at the rear portion of described big roller footpath milling train.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206428049U CN202021199U (en) | 2010-12-03 | 2010-12-03 | Liquid-core high reduction rolling equipment for continuous casting machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206428049U CN202021199U (en) | 2010-12-03 | 2010-12-03 | Liquid-core high reduction rolling equipment for continuous casting machines |
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| CN202021199U true CN202021199U (en) | 2011-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206428049U Expired - Lifetime CN202021199U (en) | 2010-12-03 | 2010-12-03 | Liquid-core high reduction rolling equipment for continuous casting machines |
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| CN (1) | CN202021199U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111822A (en) * | 2011-11-16 | 2013-05-22 | 中冶东方工程技术有限公司秦皇岛研究设计院 | Moderate thickness plate production process |
| CN110181016A (en) * | 2019-05-27 | 2019-08-30 | 北京首钢国际工程技术有限公司 | A kind of big pressure casting and rolling machine of the box-like heavy slab of 2+8 roller group |
| CN110227806A (en) * | 2019-05-27 | 2019-09-13 | 北京首钢国际工程技术有限公司 | A kind of big screwdown gear of casting formula conticaster solidification end |
| CN112296099A (en) * | 2020-10-12 | 2021-02-02 | 广东恒华重工有限公司 | Detection platform for short stress rolling mill |
-
2010
- 2010-12-03 CN CN2010206428049U patent/CN202021199U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111822A (en) * | 2011-11-16 | 2013-05-22 | 中冶东方工程技术有限公司秦皇岛研究设计院 | Moderate thickness plate production process |
| CN103111822B (en) * | 2011-11-16 | 2015-05-20 | 中冶东方工程技术有限公司秦皇岛研究设计院 | Moderate thickness plate production process |
| CN110181016A (en) * | 2019-05-27 | 2019-08-30 | 北京首钢国际工程技术有限公司 | A kind of big pressure casting and rolling machine of the box-like heavy slab of 2+8 roller group |
| CN110227806A (en) * | 2019-05-27 | 2019-09-13 | 北京首钢国际工程技术有限公司 | A kind of big screwdown gear of casting formula conticaster solidification end |
| CN110181016B (en) * | 2019-05-27 | 2024-03-29 | 北京首钢国际工程技术有限公司 | 2+8 roller combined thick plate blank large-pressure casting and rolling machine |
| CN112296099A (en) * | 2020-10-12 | 2021-02-02 | 广东恒华重工有限公司 | Detection platform for short stress rolling mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: MCC Dongfang Jiangsu Heavy Industry Co., Ltd. Assignor: Shanghai Branch, BERIS Engineering and Research Corporation Contract record no.: 2012320000356 Denomination of utility model: Liquid-core high reduction rolling equipment for continuous casting machines Granted publication date: 20111102 License type: Exclusive License Record date: 20120330 |
|
| ASS | Succession or assignment of patent right |
Owner name: BERIS ENGINEERING AND RESEARCH CORPORATION QINHUAN Free format text: FORMER OWNER: BERIS ENGINEERING AND RESEARCH CORPORATION SHANGHAI BRANCH Effective date: 20130129 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201203 PUDONG NEW AREA, SHANGHAI TO: 066004 QINHUANGDAO, HEBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130129 Address after: Hebei Street West Harbor area, 066004 Hebei city of Qinhuangdao province No. 47 Patentee after: BERIS Engineering and Research Corporation QHD Branch Address before: 201203, Shanghai, Pudong New Area, 3000 East Road, No. 5, building 3, West Patentee before: Shanghai Branch, BERIS Engineering and Research Corporation |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20180408 Address after: 066004 No. 71, Longhai Road, Qinhuangdao economic and Technological Development Zone, Hebei Patentee after: MCC Qinhuangdao engineering design & Research Institute Co Ltd Address before: Hebei Street West Harbor area, 066004 Hebei city of Qinhuangdao province No. 47 Patentee before: BERIS Engineering and Research Corporation QHD Branch |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111102 |
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| CX01 | Expiry of patent term |