CN105328174B - A kind of casting for shaped blank continuous tundish Quick changing gate device - Google Patents
A kind of casting for shaped blank continuous tundish Quick changing gate device Download PDFInfo
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- CN105328174B CN105328174B CN201510709518.7A CN201510709518A CN105328174B CN 105328174 B CN105328174 B CN 105328174B CN 201510709518 A CN201510709518 A CN 201510709518A CN 105328174 B CN105328174 B CN 105328174B
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Abstract
A kind of casting for shaped blank continuous tundish Quick changing gate device, it is therefore an objective to the different in nature base or square billet of single basket pouring different size；The present invention includes multi-functional connecting plate, disjunctor double fluid quick-change mechanism and fluid pressure drive device；Multi-functional connecting plate includes transverse slat and brick cup positioning wall, is provided with centre bore and upper water hole along longitudinal axis on transverse slat；The back side of transverse slat is provided with two brick cups and positions wall, centre bore and upper water hole in the brick cup passage that two brick cups position between wall；Disjunctor double fluid quick-change mechanism includes two nested structure identicals and changes mechanism, and often set, which changes mechanism, includes upper and lower framework, spring, protective plate, safe intercepter plate, protection pipe and the upper and lower mouth of a river with slide plate；Spring is housed between upper and lower framework；Harden structure of damming safely is identical but non-porous with the collector nozzle with slide plate；Protection pipe upper end is in back taper, the bottom loaded on the collector nozzle with slide plate；Lower end is cylindrical pipe；The upper and lower mouth of a river and protection pipe with slide plate form together pours steel passage.
Description
Technical field
The present invention relates to steel casting for shaped blank continuous device, especially for the casting apparatus of the I-shaped base in Hot Metal in Beam Blank.
Background technology
Present domestic special-shaped billet continuous casting machine tundish uses two square billet sizing nozzle quick-changing mechanisms, and square billet metering nozzle is fast
Converting mechanism and tundish bottom are dug weldering Special mounting plate and are connected, the corresponding centre of the Hot Metal in Beam Blank of different size section of casting
Bag, that is, often pour a kind of section and a kind of to wrap, it is big using tundish amount, or change the bag for having and pouring different section installing plate
Bottom, it is wasted time and energy, and turnaround time length, if bag bottom or installing plate deform, steel stream cannot vertically flow into crystallizer, shadow
Ring slab quality.And it is only used for pouring big cross section of the stream spacing more than 340 millimeters using square billet sizing nozzle quick-changing mechanism
Hot Metal in Beam Blank, 340 millimeters of light-gauge Hot Metal in Beam Blank is smaller than for stream to be used, and by its organization volume is limited, need to be adopted
Poured into a mould with single current, but casting section is complicated, is such as poured into a mould using single current, and slab quality is more serious.
The content of the invention
Present invention aims to overcome that the deficiency of above-mentioned prior art, there is provided a kind of only to need single tundish with regard to pourable difference
The casting for shaped blank continuous tundish Quick changing gate device of the different in nature base or square billet of specification section；The device is in bag bottom or installation
Plate can be adjusted when deforming, to ensure the integral level of running gate system on an axis.
The present invention includes multi-functional connecting plate, disjunctor double fluid quick-change mechanism and fluid pressure drive device；Wherein, it is multi-functional
Connecting plate includes transverse slat and brick cup positioning wall, is provided with centre bore and upper water hole along longitudinal axis on transverse slat, centre bore is square billet
Hole；Upper water hole shares eight, one group two-by-two, is divided into four groups, every group of two Kong Jun are symmetrical centered on centre bore；Transverse slat
Positive edge is provided with double buckle, and screwed hole is provided with along longitudinal direction on the inside of double buckle；Multi-functional connecting plate passes through primary and secondary
Button is welded as a whole with tundish bottom, adds one layer of heat insulating mattress between multi-functional connecting plate and bag bottom, to prevent heat transfer to mechanism；
The back side of transverse slat is provided with two brick cups and positions wall, and two brick cup positioning walls set with transverse slat longitudinal axis parallel and are located at tundish
Bottom inside, two brick cups form brick cup passage between positioning walls, and centre bore and upper water hole are respectively positioned in the brick cup passage, different
The Hot Metal in Beam Blank brick cup of section and the filling pipe end with slide plate are installed in brick cup passage.
Disjunctor double fluid quick-change mechanism includes two nested structure identicals and changes mechanism, and often set changes mechanism including upper and lower
Framework, spring, protective plate, the filling pipe end with slide plate and collector nozzle, safe intercepter plate and protection pipe；Upper framework be divided into top, in
Three portion, both wings parts, underframe are divided into two parts in left and right；Upper framework upper is provided with and multi-functional connecting plate close to edge
The corresponding screwed hole of screwed hole on transverse slat, upper framework are bolted on multi-functional connecting plate so that disjunctor double fluid
Quick-change mechanism is also connected on multi-functional connecting plate；Upper frame mid portion, which is provided with, to be used to take up the upper cunning with slide plate filling pipe end
Road；Be equipped with left and right two underframes for taking up the glide path with slide plate collector nozzle, underframe glide path with upper framework
The position correspondence of slideway；It is bolted between upper framework both wings and left and right underframe；Spring is housed between upper and lower framework,
Because action and reaction is the upper collector nozzle position compression that slide plate is carried in slideway, the collector nozzle with slide plate can be in slideway
Operation；Two underframe lower ends are equipped with protective plate, and protective plate is fluted body, and sheltering from underframe bottom prevents molten steel from splashing machine
On structure, the service life of reducing mechanism.Safe intercepter plate is the collector nozzle with slide plate of a not perforate；Collector nozzle with slide plate
It is installed in safe intercepter plate on glide path；Protection pipe upper end is in back taper, and lower end is cylindrical pipe, and protection pipe upper end fills
In the bottom of the collector nozzle with slide plate, the upper and lower mouth of a river and protection pipe with slide plate, which together constitute, pours steel passage, safe intercepter plate
Steel stream can be closed at the end of steel is poured.
Fluid pressure drive device includes hydraulic cylinder and hydraulic cylinder hanger, control valve, fuel tank, oil pump and connecting line；Fuel tank, oil
Pump, control valve and hydraulic cylinder are linked together by connecting line, realize the telescopic action of hydraulic cylinder.Hydraulic cylinder hanger is L-shaped,
The side of upper framework upper is mounted in by bolt, hydraulic cylinder is hung on hydraulic cylinder hanger, will be with cunning by the effect of hydraulic cylinder
The old collector nozzle ejection of plate, and the new collector nozzle with slide plate is headed into, complete outlet replacing work.
Upper water hole number on the multi-functional connecting plate transverse slat is the number according to the Hot Metal in Beam Blank different section specification poured into a mould
Amount determines that one group two-by-two, every group two upper water holes are symmetrical centered on centre bore.Every group on multi-functional connecting plate transverse slat
The distance between water hole determines according to the centre-to-centre spacing size at two mouths of a river on the Hot Metal in Beam Blank poured into a mould on two.
The present invention only need single tundish with regard to the casting for shaped blank continuous of the different in nature base or square billet of pourable different size section among
Bag, it can be adjusted when wrapping bottom or installing plate deforms, to ensure the integral level of running gate system on an axis.
In use, the filling pipe end with slide plate is arranged in the sliding way of upper frame mid portion, pass through the upper water on multi-functional connecting plate transverse slat
Hole reaches in tundish and is connected with brick cup in tundish, and the collector nozzle with slide plate is arranged on the downslide of two underframes in left and right
On road, make the filling pipe end chute surface of its collector nozzle chute surface with slide plate and slide plate tight by the pressure transmission of spring and underframe
Close fit.In the state of casting, the inner hole centreline at the upper and lower mouth of a river with slide plate overlaps, and molten steel passes through with slide plate in tundish
Upper and lower mouth of a river outflow, injects crystallizer, when using molding casting to protect slab quality, need to use protection pipe or the funnel mouth of a river, when
Collector nozzle endoporus with slide plate is diffused into when needing to change to a certain degree, and the new collector nozzle with slide plate is put into in-house slideway
On, start fluid power system by the new collector nozzle with slide plate of Hydraulic Cylinder to its inner hole centreline, and with slide plate
The casting position that upper collector nozzle center line overlaps, this Renewal process can be completed in one second, not stop to pour, do not stop, and can be achieved
It is online repeatedly to change collector nozzle, reach single tundish purpose that more stoves are continuously poured into a mould for a long time.Occur in casting process abnormal
When situation needs to stop pouring onto, or safe intercepter plate is shifted to the collector nozzle position cast at the end of cast with fluid power system
Put, it is rapid to close steel stream.When abnormal conditions, which occur, in casting cycle needs to stop pouring, or with hydraulic-driven system at the end of cast
System shifts safe intercepter plate onto the collector nozzle position cast, rapid to close steel stream, has prevented accident generation.
Brief description of the drawings
Fig. 1 is apparatus of the present invention dimensional structure diagram;
Fig. 2 is apparatus of the present invention structural representation;
Fig. 3 is multi-functional connecting plate positive structure schematic;
Fig. 4 is multi-functional connecting plate structure schematic diagram.
In figure：1st, upper framework, 2, underframe, 3, spring, 4, protective plate, 5, screwed hole, 6, bolt, 7, glide path, 8, liquid
Cylinder pressure hanger, 9, the filling pipe end with slide plate, 10, the collector nozzle with slide plate, 11, transverse slat, 12, protection pipe, 13, brick cup, 14, seat
Brick passage, 15, brick cup positioning wall, 16, screwed hole, 17, upper water hole, 18, centre bore, 19, double buckle.
Embodiment
Transverse slat 11 on multi-functional connecting plate prolongs longitudinal axis and is provided with upper water hole 17 and centre bore 18；Four on transverse slat 11
Double buckle 19 is provided with circumferential edges, screwed hole 16 is provided with along longitudinal direction on the side of double buckle 19；Will be multi-functional by double buckle 19
Connecting plate is welded as a whole with tundish bottom, while adds a heat insulating mattress between multi-functional connecting plate and tundish bottom；The back of the body of transverse slat 11
Face is provided with two brick cups and positions wall 15, and two brick cup positioning walls 15 are located on the inside of tundish bottom, brick cup positioning wall 15 and transverse slat
11 longitudinal axis parallels are set, and brick cup passage 14 is formed between two brick cup positioning walls 15；17 equal position of centre bore 18 and upper water hole
In in brick cup passage 14.
Upper framework 1 includes three top, middle part, both wings parts, and underframe 2 is divided to for the framework of left and right two, the upper top of framework 1
The screwed hole 5 corresponding with the screwed hole 16 on multi-functional connecting plate transverse slat 11 is provided with close to edge, upper framework 1 passes through bolt
6 are connected between wrapping on the multi-functional connecting plate at bottom；The upper middle part of framework 1 is provided with the sliding way for taking up the filling pipe end 9 with slide plate.
With on the upper opposite position of 1 middle slideway of framework 7, being equipped with left and right two underframes 2 for taking up with slide plate collector nozzle 10
Glide path 7, the upper both wings of framework 1 are connected with left and right underframe 2 with bolt 6, and spring 3 is housed between upper framework 1 and underframe 2；Two
The individual lower end of underframe 2 is respectively connected with protective plate 4, can shelter from the bottom of underframe 2；Hydraulic cylinder hanger 8 is mounted in upper ledge by bolt 6
On frame 1.
Brick cup 13 is positioned in tundish, is placed in the brick cup passage 14 of multi-functional connecting plate, the collector nozzle with slide plate
10 and safe intercepter plate be installed on glide path 7；The upper end of protection pipe 12 is loaded on the bottom of the collector nozzle 10 with slide plate, band slide plate
Filling pipe end 9 and collector nozzle 10 with slide plate together formed with protection pipe 12 and pour steel passage, safe intercepter plate is non-porous collector nozzle,
For accident or pour steel and terminate to close steel stream and use.Filling pipe end 9 with slide plate is arranged on upper framework 1, passes through multi-functional connection
Upper water hole 17 on plate is reached in tundish and is connected with the endoporus of brick cup in tundish 13, and the collector nozzle 10 with slide plate is arranged on
On the glide path 7 of underframe 2, by the pressure transmission of spring 3 and underframe 2 make the chute surface of its collector nozzle 10 with slide plate with
The chute surface of filling pipe end 9 with slide plate is fitted close.
Claims (6)
- A kind of 1. casting for shaped blank continuous tundish Quick changing gate device, it is characterized in that including multi-functional connecting plate, disjunctor double fluid Quick-change mechanism and fluid pressure drive device；Multi-functional connecting plate includes transverse slat and brick cup positioning wall, along longitudinal axis on transverse slat Line is provided with centre bore and upper water hole, and centre bore is square billet hole；Upper water hole shares eight, one group two-by-two, is divided into four groups, every group two Kong Jun is symmetrical centered on centre bore；The positive edge of transverse slat is provided with double buckle, along vertical on the inside of double buckle To provided with screwed hole；The back side of transverse slat is provided with two brick cups and positions wall, and two brick cup positioning walls are set with transverse slat longitudinal axis parallel Put, form brick cup passage between two brick cup positioning walls, centre bore and upper water hole are respectively positioned in the brick cup passage；Disjunctor double fluid is fast Speed, which changes mechanism, includes two nested structure identicals replacing mechanism, and often set, which changes mechanism, includes upper and lower framework, spring, protective plate, band The filling pipe end of slide plate and collector nozzle, safe intercepter plate and protection pipe with slide plate；Upper framework includes top, middle part, both wings three Individual part, underframe have two, respectively left frame and correct frame；Upper framework upper is provided with and multi-functional connection close to edge The corresponding screwed hole of screwed hole on plate transverse slat, upper framework are bolted on multi-functional connecting plate；Upper frame mid portion Provided with for taking up the sliding way with slide plate filling pipe end；It is equipped with left frame and correct frame for taking up with slide plate collector nozzle Glide path, the position correspondence of underframe glide path and upper framework sliding way；Between upper framework both wings and left frame, correct frame respectively It is bolted；Spring is housed between upper and lower framework；Harden structure of damming safely is identical with the collector nozzle with slide plate but does not open Hole；Collector nozzle with slide plate and safe intercepter plate are installed on glide path；The Hot Metal in Beam Blank brick cup of different section and with slide plate Filling pipe end is in brick cup passage；Protection pipe upper end is in back taper, and lower end is cylindrical pipe, and it is sliding that protection pipe upper end is loaded on band The bottom of the collector nozzle of plate, the filling pipe end with slide plate and the collector nozzle with slide plate and protection pipe form together pours steel passage；Liquid Hydraulic driver includes hydraulic cylinder and hydraulic cylinder hanger, control valve, fuel tank, oil pump and connecting line；Fuel tank, oil pump, control valve And hydraulic cylinder is linked together by connecting line；Hydraulic cylinder hanger is L-shaped, and the side of upper framework upper is mounted in by bolt, Hydraulic cylinder is hung on hydraulic cylinder hanger.
- 2. casting for shaped blank continuous tundish Quick changing gate device as claimed in claim 1, it is characterized in that left and right two lower frames Frame lower end is equipped with protective plate, and protective plate is fluted body.
- 3. casting for shaped blank continuous tundish Quick changing gate device as claimed in claim 1 or 2, it is characterized in that with the upper of slide plate The mouth of a river be arranged on upper framework on, by the upper water hole on multi-functional connecting plate reach in tundish with brick cup endoporus phase in tundish Connection.
- 4. casting for shaped blank continuous tundish Quick changing gate device as claimed in claim 1 or 2, it is characterized in that multi-functional connection Plate transverse slat is welded as a whole by double buckle and tundish bottom, and two brick cup positioning walls are located on the inside of tundish bottom；It is multi-functional Added with one layer of heat insulating mattress for preventing heat transfer between connecting plate and tundish bottom.
- 5. casting for shaped blank continuous tundish Quick changing gate device as claimed in claim 1 or 2, it is characterized in that on every group two The distance between water hole determines according to the centre-to-centre spacing size at two mouths of a river on the Hot Metal in Beam Blank poured into a mould.
- 6. casting for shaped blank continuous tundish Quick changing gate device as claimed in claim 1 or 2, it is characterized in that multi-functional connection Upper water hole number on plate transverse slat is determined according to the quantity for the Hot Metal in Beam Blank different section specification poured into a mould, one group two-by-two, every group two Individual upper water hole is symmetrical centered on centre bore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510709518.7A CN105328174B (en) | 2015-10-28 | 2015-10-28 | A kind of casting for shaped blank continuous tundish Quick changing gate device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510709518.7A CN105328174B (en) | 2015-10-28 | 2015-10-28 | A kind of casting for shaped blank continuous tundish Quick changing gate device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105328174A CN105328174A (en) | 2016-02-17 |
| CN105328174B true CN105328174B (en) | 2018-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510709518.7A Active CN105328174B (en) | 2015-10-28 | 2015-10-28 | A kind of casting for shaped blank continuous tundish Quick changing gate device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001536B (en) * | 2016-08-05 | 2018-10-23 | 马鞍山江润冶金有限责任公司 | A kind of continuous casting production fast replacement system and replacing options |
| CN106180671A (en) * | 2016-09-20 | 2016-12-07 | 山东石横特钢集团有限公司 | Continuous casting production safe flow control devices and methods therefor |
| CN108555274B (en) * | 2018-05-29 | 2023-10-13 | 马鞍山尚元冶金科技有限公司 | Quick-changing method for special-shaped blank tundish |
| CN115026255B (en) * | 2022-06-21 | 2023-09-05 | 湖南华菱湘潭钢铁有限公司 | Continuous casting method for steel slab with tundish hot-changing casting |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0558594A4 (en) * | 1990-11-21 | 1996-03-06 | Broken Hill Pty Co Ltd | Continuous casting of molten metal |
| JP3416531B2 (en) * | 1998-07-22 | 2003-06-16 | Ｊｆｅエンジニアリング株式会社 | Nozzle changing device |
| JP2000343208A (en) * | 1999-06-02 | 2000-12-12 | Kurosaki Harima Corp | Sliding immersed nozzle |
| CN2430234Y (en) * | 2000-07-11 | 2001-05-16 | 山西新型炉业(集团)有限公司 | On-line quick changing device for blank continuous cast immersion riser |
| CN1986115B (en) * | 2005-12-22 | 2012-04-11 | 马鞍山钢铁股份有限公司 | Fast sprue-replacing casting method and device for continuous irregular blank casting ladle |
| CN201287196Y (en) * | 2008-09-10 | 2009-08-12 | 山西新型炉业集团有限公司 | Double-drive quick-exchange block continuous-casting tundish immersion nozzle |
| CN205057038U (en) * | 2015-10-28 | 2016-03-02 | 山西昊业新材料开发有限公司 | Package quick replacement mouth of a river device in middle of abnormal shape base continuous casting |
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- 2015-10-28 CN CN201510709518.7A patent/CN105328174B/en active Active
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