CN203992363U - Nickel and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting - Google Patents
Nickel and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting Download PDFInfo
- Publication number
- CN203992363U CN203992363U CN201420458281.0U CN201420458281U CN203992363U CN 203992363 U CN203992363 U CN 203992363U CN 201420458281 U CN201420458281 U CN 201420458281U CN 203992363 U CN203992363 U CN 203992363U
- Authority
- CN
- China
- Prior art keywords
- nickel
- nozzle body
- fire
- flashboard
- resistant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The purpose of this utility model is to provide a kind of nickel and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting, having solved casting, to subcontract in process nickel liquid easily oxidized, the mouth of a river problem such as freeze to death, comprise nozzle body, nickel liquid induction heating apparatus, crystallizer, its technical essential is: the sidewall of the position, junction of nozzle body entrance and the outlet of tundish inclusion arranges flashboard passage, in flashboard passage, be assembled with fire-resistant flashboard, utilize gate control device to regulate fire-resistant flashboard along the lifting of flashboard passage, between mouth of a river external tapping and eseparation ring, be provided with the fire-resistant slide plate of nickel fluid through-hole, by locking device, control fire-resistant slide plate and along slideway, move the break-make that realizes nozzle body outlet, electromagnetic mixing apparatus is set respectively on nozzle body and crystallizer.Its reasonable in design, avoids the generation of nickel liquid oxidation phenomenon, further purifies nickel liquid, improves billet quality, is convenient to control the flow velocity of nickel liquid, can increase the stability of nickel alloy vacuum continuous casting billet production technology.
Description
Technical field
The utility model relates to middle water containing opening, particularly a kind of nickel and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting that a kind of vacuum melting horizontal continuous casting explained hereafter nickel and nickel alloy are used.Belong to non-ferrous metals industry continuous casting field.
Background technology
According to patent documentation report, the tundish that Metal Melting horizontal casting is subcontracted use is more common in the melting continuous casting of nickel liquid, if Granted publication number be CN2165945Y " horizontal casting induction is incubated tundish ", is to be mainly applicable to cast the bad equipment of light section nickel.The problem that this tundish exists: the one, molten steel flows in whole tundish under atmosphere, causes the secondary pollution of molten steel, affects the quality of strand after continuous casting; The 2nd, because tundish is without vacuum extractor, induction heating apparatus and electromagnetic mixing apparatus etc., therefore affect quality and the mechanical property of last strand; The 3rd, inductor is far away apart from the mouth of a river, easily occurs the phenomenon of freezing to death in the mouth of a river.
At present, the nickel that method that don't work is smelted into and the nickel liquid of nickel alloy, all adopt the method for die casting nickel liquid to be cast into the nickel ingot of different size.China's nickel and nickel alloy vacuum melting furnace when adopting horizontal continuous casting process to produce billet, the general modes that under atmosphere, nickel liquid are cast to continuous casting throwing after tundish that adopt more.In the casting cycle of this mode, nickel liquid is easy to oxidizedly, and in casting process, nickel liquid enters in crystallizer through tundish and the mouth of a river thereof, and nickel and nickel alloy nickel liquid are easily secondary polluted in tundish, the quality of impact circle base.Meanwhile, the mouth of a river that tundish is connected with crystallizer, in horizontal casting casting cycle, because mouth of a river channel temperature is low, is easy to cause " freezing to death ", " dross " etc., and the mouth of a river is easily frozen, and is commonly called as the mouth of a river and freezes to death.The tundish of using due to vacuum melting horizontal continuous casting explained hereafter nickel and nickel alloy and the structural limitations at the mouth of a river thereof, affected by the hot physical property of nickel and nickel alloy self, cause nickel liquid that the structure at above-mentioned tundish and the mouth of a river thereof exists to subcontract the problem such as oxidizable in process in casting fails to be solved well always, therefore, far can not meet the desirable working condition of continuous casting process needs, cannot reach the high-quality requirement that vacuum melting horizontal continuous casting is pulled out nickel and nickel alloy billet.
Utility model content
The purpose of this utility model is to provide a kind of nickel and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting, having solved casting and having subcontracted in process easily oxidized, the mouth of a river problem such as freeze to death of nickel liquid, its reasonable in design, avoid the generation of nickel liquid oxidation phenomenon, further purify nickel liquid, improve billet quality, be convenient to control the flow velocity of nickel liquid, can increase the stability of nickel alloy vacuum continuous casting billet production technology.
The technical scheme that the utility model adopts is: this nickel and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting, comprise nozzle body, be arranged on the nickel liquid induction heating apparatus in nozzle body, the crystallizer being connected with eseparation ring by mouth of a river external tapping, its technical essential is: the sidewall of the position, junction of described nozzle body entrance and the outlet of tundish inclusion arranges flashboard passage, in flashboard passage, be assembled with fire-resistant flashboard, utilize gate control device to regulate fire-resistant flashboard along the lifting of flashboard passage, realize the break-make of nozzle body entrance and the outlet of tundish inclusion, between mouth of a river external tapping and eseparation ring, be provided with the fire-resistant slide plate of nickel fluid through-hole, by locking device, control fire-resistant slide plate and along slideway, move the break-make that realizes nozzle body outlet, electromagnetic mixing apparatus is set respectively on nozzle body and crystallizer.
The top of described nozzle body intracavity section is the inclined-plane horizontal by 10 ° of inclination angles, and the bottom in cross section is lower than the upper surface of the fire-resistant flashboard grafting platform of tundish inclusion outlet horizontal by the upper surface of the fire-resistant flashboard grafting platform of nozzle body entrance described in the inclined-plane at 5 ° of inclination angles.
Advantage and the good effect that the utlity model has are: because the sidewall of the position, junction of nozzle body entrance of the present utility model and tundish inclusion outlet arranges flashboard passage, in flashboard passage, be assembled with fire-resistant flashboard, utilize gate control device to regulate fire-resistant flashboard along the lifting of flashboard passage, realize the break-make of nozzle body entrance and the outlet of tundish inclusion, the fire-resistant slide plate with nickel fluid through-hole arranging between mouth of a river external tapping and eseparation ring, it matches with the fire-resistant flashboard of nozzle body entrance junction with the outlet of tundish inclusion, in tundish inclusion and nozzle body, vacuumize while finishing to prepare to inject casting liquid, make nozzle body in keeping vacuum tightness state.So just can make the whole process of continuous casting avoid the generation of nickel liquid oxidation phenomenon, not only avoid the increase of nonmetal inclusion content, and further purify nickel liquid, improve billet quality.Because having adopted the heat preservation technology that nickel liquid induction heater is set in nozzle body, therefore the temperature while guaranteeing that nickel liquid is gone out from tundish inclusion and nozzle body cavity is consistent, guarantee that casting liquid flows unobstructed.Cause distance bottom tundish inclusion blows bore ends and tundish inclusion exports between the grafting platform of fire-resistant flashboard, the local ramp structure horizontal by 5 ° of inclination angles that is no more than bottom section total length 2/3 that arranges, therefore can reduce more than tundish inclusion note, thereby improve recovery rate of iron.
In sum, just because of the utility model nozzle body, above-mentioned shape reasonable in design and preferred structure have been adopted, and therefore and the good operating characteristic producing, so could solve preferably casting subcontract nickel liquid in process easily oxidized, mouth of a river those skilled in the art such as freeze to death want to solve always and there is no the difficult problem of solution.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further described.
Fig. 1 is a kind of structural representation of the present utility model.
Sequence number explanation in figure: 1 nickel liquid induction heating apparatus, 2 through type electromagnetic induction devices, the fire-resistant flashboard passage of 3 tundish inclusion, 4 inclusions, 5 fire-resistant flashboards, 6 nozzle body, 7 mouth of a river external tappings, 8 fire-resistant slide plates, 9 eseparation rings, 10 canned paragraph crystallizers.
The specific embodiment
According to Fig. 1, describe concrete structure of the present utility model in detail.This nickel and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting are the design features of collection prior art, according to the requirement of nickel and nickel alloy vacuum melting horizontal continuous casting working condition, design.It comprises the parts such as nozzle body 6, through type electromagnetic mixing apparatus 2, nickel liquid induction heating apparatus 1, the fire-resistant flashboard passage 3 of tundish inclusion, fire-resistant flashboard 5, fire-resistant slide plate 8, eseparation ring 9, canned paragraph crystallizer 10.Wherein canned paragraph crystallizer 10 interconnects by mouth of a river external tapping 7 and eseparation ring 9.The specification of nozzle body 6 and shape should be selected according to the production requirement of vacuum melting furnace apparatus and tundish inclusion 4.
Unique design of the present utility model is exactly that conventional nickel liquid induction heating apparatus 8 is arranged on the appropriate location of nozzle body 6.Because being provided with the conventional heat preservation technology of nickel liquid induction heating apparatus 1 in nozzle body 6, therefore the temperature while guaranteeing that nickel liquid is gone out from nozzle body 6 cavitys is consistent, guarantee that casting liquid flows unobstructed.On the sidewall of the position, junction of the outlet of nozzle body 6 entrances and tundish inclusion 4, be provided with flashboard passage 3, in flashboard passage 3, be assembled with can lifting fire-resistant flashboard 5, utilize gate control device (not shown) to regulate fire-resistant flashboard 5 along 3 liftings of flashboard passage, to realize the break-make of the outlet of nozzle body 6 entrances and inclusion 4.Regulate fire-resistant flashboard 5 to be convenient to seal the flow velocity of inclusion and control nickel liquid, to vacuumize and standing processing.Fire-resistant slide plate 8 is set between mouth of a river external tapping 7 and eseparation ring 9, with the fire-resistant slide plate 8 of nickel fluid through-hole, is plugged in slideway, by locking device (not shown), control fire-resistant slide plate 8 and move back and forth along slideway, realize the break-make of nozzle body 6 outlets.The structure of this nozzle body 6, except to the stable supply of crystallizer nickel liquid, can also play the effect of further purification nickel liquid.Fire-resistant slide plate 8 cooperatively interacts with the outlet of inclusion 4 and the fire-resistant flashboard 3 of nozzle body 6 entrance junctions, when closing the entry and exit of nozzle body 6, in inclusion 4 and nozzle body 6, vacuumize while finishing to prepare to inject casting liquid, just can make nozzle body 6 in maintenance vacuum tightness state.
In order further to impel non-metallic inclusion fully to float, make the nickel liquid of inclusion 4 and nozzle body 6 inner chambers there is rational flow behavior.Through type electromagnetic mixing apparatus 2 is set respectively on nozzle body 6 and crystallizer.The top of nozzle body 6 intracavity sections is the inclined-plane horizontal by 10 ° of inclination angles, and the bottom in cross section is the inclined-plane horizontal by 5 ° of inclination angles.
Fire-resistant flashboard 3 is plugged on inclusion 4 and adopts stepped form with nozzle body 6 junctions, and the upper surface of the fire-resistant flashboard 5 grafting platforms of nozzle body 6 entrances is lower than the upper surface of the fire-resistant flashboard 5 grafting platforms of inclusion 4 outlets.The upper surface of the fire-resistant flashboard 5 grafting platforms of preferential selection inclusion 4 outlets is than the high 15-30mm in upper surface of the fire-resistant flashboard 5 grafting platforms of nozzle body 6 entrances.
embodiment 1:
As shown in Figure 1, before production, whether checkout facility is normal, guarantees that the fire-resistant flashboard 5 being communicated with tundish is in open state, and present position is as shown in tundish flashboard passage 3 in Fig. 1; Fire-resistant slide plate 8 is in closed condition.At tundish inclusion 4, vacuumize end, after BOTTOM ARGON BLOWING 3-5 minute, fire-resistant flashboard 5 cuts out.At fire-resistant flashboard 5, close after 5-10 minute, open nickel liquid induction heating apparatus 1, the temperature at place, the mouth of a river is approached after nickel liquid temp, through type electromagnetic induction device 2 is communicated with (object is to guarantee the axial even tissue of nickel liquid), and fire-resistant flashboard 5 and fire-resistant slide plate 7 are opened, guarantee the unobstructed mouth of a river 6 and the mouth of a river external tapping 7 of flowing through of nickel liquid, there will not be the mouth of a river phenomenon of freezing to death, flow into flow splitter 9 and canned paragraph crystallizer 10.
Claims (3)
1. a nickel and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting, comprise nozzle body, be arranged on the nickel liquid induction heating apparatus in nozzle body, the crystallizer being connected with eseparation ring by mouth of a river external tapping, it is characterized in that: the sidewall of the position, junction of described nozzle body entrance and the outlet of tundish inclusion arranges flashboard passage, in flashboard passage, be assembled with fire-resistant flashboard, utilize gate control device to regulate fire-resistant flashboard along the lifting of flashboard passage, realize the break-make of nozzle body entrance and the outlet of tundish inclusion, between mouth of a river external tapping and eseparation ring, be provided with the fire-resistant slide plate of nickel fluid through-hole, by locking device, control fire-resistant slide plate and along slideway, move the break-make that realizes nozzle body outlet, electromagnetic mixing apparatus is set respectively on nozzle body and crystallizer.
2. nickel according to claim 1 and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting, it is characterized in that: the top of described nozzle body intracavity section is the inclined-plane horizontal by 10 ° of inclination angles, and the bottom in cross section is the inclined-plane horizontal by 5 ° of inclination angles.
3. nickel according to claim 1 and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting, is characterized in that: the upper surface of the fire-resistant flashboard grafting platform of described nozzle body entrance is lower than the upper surface of the fire-resistant flashboard grafting platform of tundish inclusion outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420458281.0U CN203992363U (en) | 2014-08-14 | 2014-08-14 | Nickel and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420458281.0U CN203992363U (en) | 2014-08-14 | 2014-08-14 | Nickel and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203992363U true CN203992363U (en) | 2014-12-10 |
Family
ID=52032428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420458281.0U Active CN203992363U (en) | 2014-08-14 | 2014-08-14 | Nickel and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203992363U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106938325A (en) * | 2017-03-08 | 2017-07-11 | 内蒙古包钢钢联股份有限公司 | The pouring procedure of low overheat rare earth steel and Aluminum steel |
| CN110167693A (en) * | 2017-01-05 | 2019-08-23 | 黑崎播磨株式会社 | Slide nozzle |
-
2014
- 2014-08-14 CN CN201420458281.0U patent/CN203992363U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110167693A (en) * | 2017-01-05 | 2019-08-23 | 黑崎播磨株式会社 | Slide nozzle |
| CN106938325A (en) * | 2017-03-08 | 2017-07-11 | 内蒙古包钢钢联股份有限公司 | The pouring procedure of low overheat rare earth steel and Aluminum steel |
| CN106938325B (en) * | 2017-03-08 | 2019-06-04 | 内蒙古包钢钢联股份有限公司 | The pouring procedure of low overheat rare earth steel and Aluminum steel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109304432B (en) | Single-point unbalanced protection casting device for ultrathin large-size aluminum-containing steel special-shaped blank and using method | |
| CN201432083Y (en) | Deformed magnesium alloy ingot casting shunt plate | |
| CN203992363U (en) | Nickel and the closed middle water containing opening of nickel alloy vacuum melting horizontal continuous casting | |
| CN108262455A (en) | A kind of integrated reho-forming method for manufacturing high-quality semi-solid light alloy casting | |
| CN202555815U (en) | Ladle sliding nozzle mechanism | |
| CN104249149B (en) | A kind of channel-type sensing heating tundish and its casting method | |
| CN103962540A (en) | Continuous casting tundish, crystallizer molten steel flow control device and using method | |
| CN107363252A (en) | The flow control device and method of Cleanliness of Molten Steel in a kind of raising casting process | |
| CN104117662B (en) | The closed tundish of Ni-based ultrafine powder vacuum melting horizontal continuous casting | |
| CN204052870U (en) | The closed tundish of Ni-based ultrafine powder vacuum melting horizontal continuous casting | |
| CN101138783A (en) | Aluminum alloy square ingot densely-covered same-level hot top casting device | |
| CN205341847U (en) | Copper pole continuous casting's graphite crystal system | |
| CN105033200A (en) | Vacuum smelting-casting equipment and process | |
| CN102233418A (en) | Novel hot runner system | |
| CN205362583U (en) | Take copper pole continuous casting's of graphite stopper stick graphite crystal system | |
| CN203917905U (en) | A kind of continuous casting tundish and crystallizer molten steel flow control apparatus | |
| CN101121193B (en) | Low temperature continuous casting heat patching method and its automatic heat patching device | |
| CN201098726Y (en) | Aluminum alloy square ingot densely-covered same-level hot top casting device | |
| CN205587643U (en) | Slag gets into ladle of casting mould when preventing to pour into a mould | |
| CN201950192U (en) | New type hot runner system | |
| CN103045876B (en) | Liquid pouring system for electric slag | |
| CN110340342A (en) | A kind of casting device of aluminium alloy molding | |
| CN104972068A (en) | Slag stopping sprue cup | |
| CN201338089Y (en) | Zero point casting apparatus used for casting machine | |
| CN210231502U (en) | Casting device for producing castings |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |