CN105855493B - A kind of using method of digitized nodeless mesh device continuous beam blank casting device - Google Patents
A kind of using method of digitized nodeless mesh device continuous beam blank casting device Download PDFInfo
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- CN105855493B CN105855493B CN201610291093.7A CN201610291093A CN105855493B CN 105855493 B CN105855493 B CN 105855493B CN 201610291093 A CN201610291093 A CN 201610291093A CN 105855493 B CN105855493 B CN 105855493B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
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Abstract
The invention discloses a kind of using method of digitized nodeless mesh device continuous beam blank casting device, belongs to metallurgy industry continuous casting technical field.Digitized nodeless mesh device continuous beam blank casting device in the present invention, including the green shell generating mechanism of tundish, submersed nozzle and computer connection, the green shell generating mechanism go out green shell for the built-up welding around the submersed nozzle exit.Green shell generating mechanism includes mechanical arm, soldering tip, tinsel and metallic coil, soldering tip is located at the free end of mechanical arm, mechanical arm is arranged around the exit of submersed nozzle, and tinsel winding is arranged on rotatable metallic coil, and external part wiry is connected with soldering tip.It is irregular shaped blank that the present invention can produce cross dimensions, had both played the big production advantage of industry of the mass low cost of traditional handicraft, and the digitized with the New Times and intellectuality new features, and had been a kind of near net shape casting.
Description
Technical field
The invention belongs to metallurgy industry continuous casting technical field, more particularly, it relates to a kind of digitized nodeless mesh device
The using method of continuous beam blank casting device.
Background technology
With the development of continuous casting technology, rod-shaped objects are produced using side's (circle) billet continuous casting machine, using 150～250mm of thickness
The technology of continuous casting steel billet production sheet material is gradually ripe, but exists from strand to processing capacity between final products is big, operation is multiple
Miscellaneous, energy consumption is big, long the production cycle, relatively costly and high labor intensive the problems such as, i.e., produced using existing conticaster
There is larger structure, size difference between strand and the finished product of reality.
For the problems referred to above, in prior art, have pointed out near net shape casting, near net shape casting it is a series of excellent
Point just compensate for above-mentioned deficiency, be a focus on current international metallurgy circle.It is close to the continuous casting skill of final products shape, size
Art is referred to as near net shape casting, mainly includes：Sheet-bar Continuous Casting Technique, strip continuous casting technology, continuous beam blank casting technology etc., it
It is a significant innovation to traditional continuous casting process.Near net shape casting can melt continuous casting, rolling, or even heat treatment for one
Body, equipment investment reduction, production process simplify, the production cycle contracts, product cost is significantly reduced, and product quality is no less than tradition
Technique.Although the appearance of existing near net shape casting is a great technological innovation, which remains a need for crystallizer to cause
Molten steel forms initial solidification shell, while the strand for producing different section size is needed using different types of crystallizer, in order to ensure
The seriality of production, stability, workshop usually need the crystallizer spare part for preparing multiple different sections.And, Neng Gousheng
The casting blank cross-section size of product is extremely limited, predominantly the slab (ultimate attainment is production strip) of thinner thickness, pipe etc., in addition document
Shaped blank described in data is also to refer in particular to H type strands, not yet has document report at present for producing other irregular sections (such as
Spill) strand near net shape casting, i.e. the strand of existing near net shape casting production, its section configuration are still under respectively
Plant and limit.
Currently, the technology that can directly obtain irregular part is mainly foundry engieering and rapid shaping technique.Casting skill
Art develops for a long time, molten steel can straight forming, but production efficiency is too low, is adapted to the manufacture of complex parts.Rapid shaping technique is two
The New Processing that the late nineteen eighties in tenth century occur, it is integrated with modern cnc technology, CAD/CAM technologies and material
The newest fruits in the fields such as material science, design concept automatically and quickly can be converted into the part with certain 26S Proteasome Structure and Function
Prototype directly produces part.Rapid shaping technique can shorten the production cycle compared with traditional diamond-making technique, realize intelligent
Production.But in terms of the rapid shaping of steel, due to the Solidification Characteristics of steel, technical difficulty is very big, cost intensive, production efficiency mistake
It is low, the only certain applications in terms of aviation, military project at present.
In prior art, with regard to the improvement of continuous casting process, a large amount of technical schemes are disclosed, such as patent publication No.：CN
105033217A, publication date：On November 11st, 2015, invention and created name is：A kind of continuous cast method, connects disclosed in this application case
Casting method, is directly solidified the continuous casting billet to be formed and is cooled down to drawing bar or molten metal using chiller, by heat transfer effect,
Molten metal is constantly solidified at the solidification front end of continuous casting billet in the continuous casting through hole, then do not stop to pull continuous casting by traction apparatuss
Base, makes solidification front end remain in continuous casting through hole, forms stable continuous casting working procedure.Molten metal is drawn bar or had previously been solidified
Metal heat transfer effect and solidified in continuous casting through hole, rather than in the large-scale chiller such as crystallizer solidify,
Thus the space that casting apparatus integrally take can be reduced.But this application case is disadvantageous in that：Although not having in this application case
There is installation crystallizer, but continuous casting through hole therein is actually what is used as crystallizer, therefore, the casting blank section shape of production
Shape is limited by continuous casting through hole section, and continuous casting through hole is fixedly disposed on pool side wall, ultimately causes this application case
Strand its section configuration of continuous cast method production be restricted.
The content of the invention
1. invention technical problem to be solved
It is an object of the invention to be difficult to produce the irregular strand of section in overcoming the shortcomings of existing continuous casting technology, there is provided
A kind of using method of digitized nodeless mesh device continuous beam blank casting device, the casting blank cross-section size of production are not limited by crystallizer
System, it is irregular shaped blank that can produce cross dimensions, and the industry for both having played the mass low cost of traditional handicraft produces greatly excellent
Gesture, and the digitized with the New Times and intelligent new features, are a kind of near net shape castings.
2. technical scheme
To reach above-mentioned purpose, the technical scheme that the present invention is provided is：
The digitized nodeless mesh device continuous beam blank casting device of the present invention, including tundish and submersed nozzle, also include with
The green shell generating mechanism of computer connection, the green shell generating mechanism go out green shell for the built-up welding around the submersed nozzle exit.
Further improve as the digitized nodeless mesh device continuous beam blank casting device of the present invention, the green shell generates machine
Structure includes mechanical arm and soldering tip, and soldering tip is located at the free end of mechanical arm, and mechanical arm is arranged around the exit of submersed nozzle.
Further improve as the digitized nodeless mesh device continuous beam blank casting device of the present invention, also including tinsel and
Metallic coil, tinsel winding are arranged on rotatable metallic coil, and external part wiry is connected with soldering tip.
Further improve as the digitized nodeless mesh device continuous beam blank casting device of the present invention, be also incubated including drain
Tundish is connected by pipe, drain insulating tube with soldering tip.
Further improve as the digitized nodeless mesh device continuous beam blank casting device of the present invention, the submersed nozzle
Temperature control coil is surrounded with around exit, the temperature control coil is solenoid.
Further improve as the digitized nodeless mesh device continuous beam blank casting device of the present invention, also including infrared measurement of temperature
Instrument, the infrared radiation thermometer is for carrying out thermometric to the green shell that green shell generating mechanism heap is welded.
Further improve as the digitized nodeless mesh device continuous beam blank casting device of the present invention, dummy bar vertical direction
Arrange, at the top of dummy bar, be fixed with steel plate.
The using method of the digitized nodeless mesh device continuous beam blank casting device of the present invention, comprises the following steps：
Step A：The shaped blank section physical dimension for needing production is input into computer；
Step B：Lift the underface that the steel plate on its top is placed in dummy bar submersed nozzle exit；
Step C：Enabled instruction is sent to computer, computer controls machinery arm and soldering tip are on the steel plate on dummy bar top
Heap welds the green shell of setting section physical dimension, while dummy bar is moved down；
Step D：The outlet of submersed nozzle is moved to into the inside of above-mentioned green shell, the molten steel in tundish passes through immersion water
Mouth is flowed in green shell, and the cooling water nozzle arranged on the outside of green shell starts to cool down green shell；
Step E：It is identical with the pulling rate of continuous casting by longitudinal formation speed of computer controls green shell, maintain the steady of shaped blank
It is fixed to produce.
Further improve as the using method of the digitized nodeless mesh device continuous beam blank casting device of the present invention, different
In shape base production process, the green shell for generating is heated by temperature control coil, maintain temperature T on the outside of green shell1=α Td, its
In：α=0.6～0.8, TdFor the solidus temperature of molten steel.
Further improve as the using method of the digitized nodeless mesh device continuous beam blank casting device of the present invention, step
In C, dummy bar is moved down with the pulling rate of 0.01-0.3m/min；Longitudinal formation speed and continuous casting of green shell are controlled in step E
Pulling rate is in the range of 0.01～0.8m/min.
3. beneficial effect
The technical scheme provided using the present invention, compared with prior art, with following remarkable result：
(1) digitized nodeless mesh device continuous beam blank casting device of the invention and its using method, in production process, strand breaks
Face size is controlled according to data model dynamic realtime by computer, and the continuous casting billet of arbitrary cross-section can be produced according to specific requirement,
Including but not limited to existing continuous casting process fertile various sections strand, can reduce iron and steel enterprise for reply different product
The conticaster quantity of the different section for being prepared, and casting blank section kind can be widened, realize the production on demand of separate unit casting machine and produce
Product customization of individual character；And traditional covering slag, crystallizer and its vibrating device are not needed, continuous casting equipment and phase can be greatly decreased
Spare part is answered, reduces plant area and staff, reduced the ton steel resource consumption of casting process, enterprise is greatly reduced and produces into
This, while the strand produced is without surface defects such as surface longitudinal crack, transverse crack, slag inclusions, surface quality is stable, is effectively increased enterprise
The economic benefit of industry.
(2) digitized nodeless mesh device continuous beam blank casting device of the invention and its using method, production process is completely by counting
Mathematical model control in calculation machine, production highly intelligent automaticization, metallic coil are constantly carried for the soldering tip of mechanical arm free end
The requirement of the green shell temperature and computer that are measured according to infrared radiation thermometer for tinsel, the temperature control coil arranged on the outside of green shell is automatic
By green shell temperature control in set temperature value so that the final shaped blank internal organizational structure for preparing is uniform, and structural strength is high.
(3) digitized nodeless mesh device continuous beam blank casting device of the invention and its using method, have organically combined electric arc increasing
Material manufacturing technology and continuous casting technology, do not change steel grades, it is not necessary to add alloying element, do not change middle package production apparatus and
Technique, cc billet surface quality are stable, pollution-free to strand and equipment, to personnel's non-hazardous, are the abnormity of a low consumption of resources
The new method of base continuous casting steel machine.
Description of the drawings
Structural representations of the Fig. 1 for the digitized nodeless mesh device continuous beam blank casting device of embodiment 1；
Structural representations of the Fig. 2 for the digitized nodeless mesh device continuous beam blank casting device of embodiment 2；
Structural representations of the Fig. 3 for the digitized nodeless mesh device continuous beam blank casting device of embodiment 3；
FB(flow block)s of the Fig. 4 for the using method of the digitized nodeless mesh device continuous beam blank casting device of embodiment 2.
Label declaration in schematic diagram：
1st, tundish；2nd, submersed nozzle；3rd, soldering tip；4th, tinsel；5th, metallic coil；6th, mechanical arm；7th, support roller；8、
Cooling water nozzle；9th, throwing roller；10th, continuous casting billet；11st, computer；12nd, infrared radiation thermometer；13rd, temperature control coil；14th, dummy bar；
15th, drain insulating tube.
Specific embodiment
To further appreciate that present disclosure, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment 1
With reference to Fig. 1, the digitized nodeless mesh device continuous beam blank casting device of the present embodiment, including tundish 1, submersed nozzle
2 and the green shell generating mechanism that is connected with computer 11, the green shell generating mechanism is for the heap around 2 exit of submersed nozzle
Weld green shell.Green shell generating mechanism includes mechanical arm 6, soldering tip 3, tinsel 4 and metallic coil 5, and soldering tip 3 is located at mechanical arm 6
Free end, mechanical arm 6 are arranged around the exit of submersed nozzle 2.The winding of tinsel 4 is arranged on rotatable metallic coil 5
On, the external part of tinsel 4 is connected with soldering tip 3, is the raw material that soldering tip 3 provides built-up welding.In the present embodiment, dummy bar 14 is vertically square
To setting, the top of dummy bar 14 is fixed with steel plate, and the lower section of the outlet of submersed nozzle 2 is sequentially provided with support roller 7, throwing roller 9,
The digitized nodeless mesh device continuous beam blank casting device of the present embodiment is presented longitudinally disposed on the whole, and continuous casting billet 10 is in dummy bar 14
Vertically generate in moving down, be conducive to the efficient formation of shaped blank, and improve the physical dimension for preparing shaped blank
Precision.
Embodiment 2
With reference to Fig. 2, the digitized nodeless mesh device continuous beam blank casting device of the present embodiment, its structure and 1 basic phase of embodiment
Together, its difference is：Also include infrared radiation thermometer 12 and temperature control coil 13, infrared radiation thermometer 12 is for green shell generation machine
The green shell that structure heap is welded carries out thermometric, and submersed nozzle is surrounded with temperature control coil 13 around 2 exit, the temperature control coil 13
For solenoid.
With reference to Fig. 4, the digitized nodeless mesh device continuous beam blank casting device of the present embodiment, its using method are as follows, concrete to wrap
Include following steps：
Step A：By need production shaped blank section physical dimension be input into computer 11, wherein, shaped blank section X or
The physical dimension of Y-direction is in 50～3000mm；
Step B：One piece of smooth corrosion resistant plate is arranged on 14 top of dummy bar (corrosion resistant plate to be adopted in the present embodiment, is somebody's turn to do
Corrosion resistant plate is can be recycled in continuous casting, is hardly damaged, and conveniently realizes automatic casting), dummy bar 14 is lifted by its top
Steel plate is placed in the underface (i.e. mechanical arm 6 surrounds the middle part in region) in 2 exit of submersed nozzle, and adjustment steel plate is to horizontal
State, mobile soldering tip 3 is to steel plate center；
Step C：Enabled instruction is sent to computer 11, computer 11 is according to cross dimensions real-time control machinery arm 6 and weldering
3 on the steel plate on 14 top of dummy bar heap weld the green shell of setting section physical dimension (in the present embodiment, built-up welding be specially electricity
Arc increases material manufacturing technology, electric arc increases material manufacturing technology are melted metal wire material as thermal source using electric arc, by setting shaping road
Synusia is piled up in footpath on substrate, and heap is applied until the technique of metal parts shaping layer by layer), by support roller 7 on the outside of the green shell of generation
Support (mechanical arm 6 can be around 2 exit of submersed nozzle in X, Y, Z-direction movement)；It is emphasized that built-up welding in the present embodiment
What the green shell for going out was internally hollow, the inside of green shell is filled by molten steel in subsequent step；In concrete the present embodiment, computer
The green shell generating mechanism follow procedure command request mobile mechanical arm 6 of 11 controls so that soldering tip 3 surrounds 2 exit of submersed nozzle
Continuous moving, so as to green shell needed for successively being generated according to the pointwise of shaped blank section physical dimension elder generation again, completes the company of corresponding green shell
Continuous production, at the same dummy bar 14 slowly declined with the pulling rate of 0.01～0.3m/min (now the pulling rate of dummy bar 14 is unsuitable too fast,
It is advisable with the longitudinal formation speed for adapting to green shell).The production process of green shell be by 4 resolidification of electric arc heated motlten metal silk,
Shell thickness is 12～15mm；Wherein, the raw material for generating green shell is tinsel 4,4 composition of tinsel and steel grade to be produced
Composition is same or similar.
Step D：When green shell longitudinal length is 500mm, opens to pour and be ready to complete, the outlet of submersed nozzle 2 is moved to
State inside green shell at initial solidification shell 400mm, computer 11 sends instruction and lifts stopper rod of tundish, the molten steel in tundish 1 leads to
Cross submersed nozzle 2 to continuously flow into inside the green shell for having generated and gradually solidify, the cooling water nozzle 8 arranged on the outside of green shell is in base
Start in the range of 200～500mm of position below molten steel face to water-spraying control is carried out on the outside of green shell in shell, subsequently carry out aerosol cold
But, the cooling segment length of aerosol cooling is 500～10000mm；
Step E：Longitudinal formation speed that green shell is controlled by computer 11 is identical with the pulling rate of continuous casting, and controls green shell
The pulling rate of longitudinal formation speed and continuous casting is in the range of 0.01～0.8m/min (when the drawing of longitudinal formation speed and continuous casting of green shell
When speed is too fast, it is unfavorable for the stable molding of shaped blank), the steady production of shaped blank is maintained, the continuous casting billet 10 of solidification is (i.e. special-shaped
Base) transported under the guiding of throwing roller 9 downwards；In shaped blank production process, 10～30mm more than the molten steel face in green shell
Place, green shell wrap around and are disposed with the wide temperature control coils 13 of 20～50mm, carry out adding by the green shell of 13 pairs of generations of temperature control coil
Heat, maintains temperature T on the outside of green shell1=α Td, wherein：α=0.6～0.8, TdFor the solidus temperature of molten steel.Inventor passes through
Experiment finds that the green shell of generation needs to maintain within the scope of certain temperature, and when green shell temperature is too high, the intensity of green shell cannot be protected
Card, so as to have a negative impact to the shaped blank dimensional accuracy for preparing；When green shell temperature is too low, the molten steel in green shell cannot be with
Preferably it is fused together on the inside of green shell, causes the shaped blank internal organizational structure for preparing uneven, so as to meeting is different to what is prepared
Shape blank structure intensity has a negative impact.In order to overcome the problems referred to above, inventor is had found through experimental summary, by temperature control coil
Temperature on the outside of green shell is maintained certain limit by 13, and the shaped blank internal organizational structure for enabling to final preparation is uniform, knot
Structure intensity is high；Wherein, maintain the temperature range on the outside of green shell relevant with the composition of molten steel, specially T1=α Td(α=0.6～
0.8), TdFor the solidus temperature of corresponding molten steel.
The digitized nodeless mesh device continuous beam blank casting device of the present embodiment and its using method, production process is completely by calculating
Mathematical model control in machine 11, production highly intelligent automaticization, the soldering tip 3 constantly for 6 free end of mechanical arm of metallic coil 5
Tinsel 4, green shell temperature and computer 11 that the temperature control coil 13 arranged on the outside of green shell is measured according to infrared radiation thermometer 12 are provided
Requirement automatically by green shell temperature control in set temperature value so that the final shaped blank internal organizational structure for preparing is uniform, knot
Structure intensity is high.The scale surface trimming that the strand produced is set by computer 11, after molten steel casting complete, stops green shell
Generate, after strand is come out completely from below, interim production is completed.
The digitized nodeless mesh device continuous beam blank casting device of the present embodiment and its using method, casting blank section in production process
Size is controlled according to data model dynamic realtime by computer 11, and the continuous casting billet of arbitrary cross-section can be produced according to specific requirement,
Including but not limited to existing continuous casting process fertile various sections strand, can reduce iron and steel enterprise for reply different product
The conticaster quantity of the different section for being prepared, and casting blank section kind can be widened, realize the production on demand of separate unit casting machine and produce
Product customization of individual character；And traditional covering slag, crystallizer and its vibrating device are not needed, continuous casting equipment and phase can be greatly decreased
Spare part is answered, reduces plant area and staff, reduced the ton steel resource consumption of casting process, enterprise is greatly reduced and produces into
This, while the strand produced is without surface defects such as surface longitudinal crack, transverse crack, slag inclusions, surface quality is stable, is effectively increased enterprise
The economic benefit of industry.
The digitized nodeless mesh device continuous beam blank casting device of the present embodiment and its using method, have organically combined electric arc and have increased material
Manufacturing technology and continuous casting technology, do not change steel grades, it is not necessary to add alloying element, do not change middle package production apparatus and work
Skill, cc billet surface quality are stable, pollution-free to strand and equipment, to personnel's non-hazardous, are the shaped blanks of a low consumption of resources
The new method of continuous casting steel machine.
The present embodiment adopts digitized and intelligentized mode to realize the production of irregular section casting blank low-cost high-efficiency,
Both the big production advantage of industry of the mass low cost of traditional handicraft, and the digitized with the New Times and intelligent new skill had been played
Art feature, production process are intelligentized control method, increasingly automated, and floor space is little, and operator are few, can effective reduces cost,
It is a kind of near net shape casting.
Embodiment 3
With reference to Fig. 3, the digitized nodeless mesh device continuous beam blank casting device of the present embodiment, its structure and 1 basic phase of embodiment
Together, its difference is：Do not include tinsel 4 and metallic coil 5 in the present embodiment, but including drain insulating tube 15, draw
Tundish 1 is connected by stream insulating tube 15 with soldering tip 3, the outer wrap refractory material of drain insulating tube 15.In the present embodiment, can
The molten steel in tundish 1 is directly drained on soldering tip 3 by drain insulating tube 15, the directly built-up welding for soldering tip 3 provides raw material,
Guarantee that the Hot Metal in Beam Blank internal organizational structure for preparing is uniform, improve its intensity.
Below schematically the present invention and embodiments thereof are described, the description does not have restricted, institute in accompanying drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So, if the common skill of this area
Art personnel are enlightened by which, in the case of without departing from the invention objective, are designed and the technical scheme without creative
Similar frame mode and embodiment, all should belong to protection scope of the present invention.
Claims (8)
1. a kind of using method of digitized nodeless mesh device continuous beam blank casting device, it is characterised in that the digitized nodeless mesh
Device continuous beam blank casting device includes tundish (1) and submersed nozzle (2), also includes that the green shell being connected with computer (11) is generated
Mechanism, the green shell generating mechanism go out green shell for the built-up welding around submersed nozzle (2) exit；The green shell generating mechanism bag
Include mechanical arm (6) and soldering tip (3), free end of the soldering tip (3) positioned at mechanical arm (6), mechanical arm (6) is around submersed nozzle (2)
Exit arrange；
The using method of the digitized nodeless mesh device continuous beam blank casting device is comprised the following steps：
Step A：The shaped blank section physical dimension for needing production is input into computer (11)；
Step B：Lift the underface that the steel plate on its top is placed in dummy bar (14) submersed nozzle (2) exit；
Step C：Enabled instruction is sent to computer (11), computer (11) control machinery arm (6) and soldering tip (3) are in dummy bar
(14) on the steel plate on top, heap welds the green shell of setting section physical dimension, while dummy bar (14) is moved down；
Step D：The outlet of submersed nozzle (2) is moved to into the inside of above-mentioned green shell, the molten steel in tundish (1) passes through immersion
The mouth of a river (2) is flowed in green shell, and the cooling water nozzle (8) arranged on the outside of green shell starts to cool down green shell；
Step E：Longitudinal formation speed that green shell is controlled by computer (11) is identical with the pulling rate of continuous casting, maintains the steady of shaped blank
It is fixed to produce.
2. the using method of digitized nodeless mesh device continuous beam blank casting device according to claim 1, it is characterised in that：Also
Including tinsel (4) and metallic coil (5), tinsel (4) winding is arranged on rotatable metallic coil (5), tinsel (4)
External part be connected with soldering tip (3).
3. the using method of digitized nodeless mesh device continuous beam blank casting device according to claim 1, it is characterised in that：Also
Including drain insulating tube (15), tundish (1) is connected by drain insulating tube (15) with soldering tip (3).
4. the using method of digitized nodeless mesh device continuous beam blank casting device according to claim 1, it is characterised in that：Institute
State and around submersed nozzle (2) exit, be surrounded with temperature control coil (13), the temperature control coil (13) is solenoid.
5. the using method of digitized nodeless mesh device continuous beam blank casting device according to claim 4, it is characterised in that：Also
Including infrared radiation thermometer (12), the infrared radiation thermometer (12) is for carrying out thermometric to the green shell that green shell generating mechanism heap is welded.
6. the using method of digitized nodeless mesh device continuous beam blank casting device according to claim 5, it is characterised in that：Draw
Spindle blade (14) vertical direction is arranged, and dummy bar is fixed with steel plate at the top of (14).
7. the using method of digitized nodeless mesh device continuous beam blank casting device according to claim 6, it is characterised in that：
In shaped blank production process, the green shell for generating is heated by temperature control coil (13), maintain temperature T on the outside of green shell1=α
Td, wherein：α=0.6～0.8, TdFor the solidus temperature of molten steel.
8. the using method of digitized nodeless mesh device continuous beam blank casting device according to claim 6, it is characterised in that：Step
In rapid C, dummy bar (14) is moved down with the pulling rate of 0.01～0.3m/min；In step E control green shell longitudinal formation speed with
The pulling rate of continuous casting is in the range of 0.01～0.8m/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610291093.7A CN105855493B (en) | 2016-04-29 | 2016-04-29 | A kind of using method of digitized nodeless mesh device continuous beam blank casting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610291093.7A CN105855493B (en) | 2016-04-29 | 2016-04-29 | A kind of using method of digitized nodeless mesh device continuous beam blank casting device |
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| CN105855493B true CN105855493B (en) | 2017-04-05 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CA863820A (en) * | 1971-02-16 | R. Wagner Anton | Method for the continuous casting of a molten metal | |
| CN2617499Y (en) * | 2003-05-14 | 2004-05-26 | 中国科学院金属研究所 | Continuous monotectic alloy sheet caster |
| CN104001879B (en) * | 2014-06-12 | 2017-01-04 | 北京科技大学 | A kind of continuous casting installation for casting continuing straight through porous material and method |
| CN105033217B (en) * | 2015-09-02 | 2017-08-04 | 江西科明铜业有限公司 | A kind of continuous cast method |
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