CN108568515A - One kind precisely aligning stopper device and stopper rod of tundish Alignment Process - Google Patents
One kind precisely aligning stopper device and stopper rod of tundish Alignment Process Download PDFInfo
- Publication number
- CN108568515A CN108568515A CN201810612169.0A CN201810612169A CN108568515A CN 108568515 A CN108568515 A CN 108568515A CN 201810612169 A CN201810612169 A CN 201810612169A CN 108568515 A CN108568515 A CN 108568515A
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- Prior art keywords
- stopper
- bar
- sliding core
- core pole
- hollow type
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Classifications
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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
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/14—Closures
- B22D41/16—Closures stopper-rod type, i.e. a stopper-rod being positioned downwardly through the vessel and the metal therein, for selective registry with the pouring opening
- B22D41/18—Stopper-rods therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
One kind provided by the invention precisely aligns stopper device, it is made of machinery automatic control system and refractory material system, machinery automatic control system includes crossbeam, angle adjustable bolt, support plate, guide-localization bar, outer tube, sliding core pole, lift adjustment wire ring, hollow type hydraulic cylinder, tommy bar, damping spring, spring-compressed adjusting nut；Refractory material system includes adjusting core bar, stopper, stopper head, nozzle brick, brick cup, the device is improved on the basis of existing stopper lifting gear, coordinate stopper rod of tundish Alignment Process, stopper center position is adjusted using angle adjustable bolt, utilize the length for adjusting core bar adjusting stopper, the center of sliding core pole is fixed using the locating rod chimeric with outer tube, realizes precise alignment, displacement, debugging easy to disassemble are not susceptible to after having the advantages that centering.
Description
Technical field
The present invention relates to one kind precisely aligning stopper device and stopper rod of tundish Alignment Process, belongs to pouring molten steel instrument skill
Art field.
Background technology
Tundish stopper mechanism often has variation in the position of nozzle brick when repairing packet, causes when installing refractory material, stopper
Head is not easy centering with nozzle brick；Stopper head and nozzle brick are when compressing closing, the deformation because of stopper and molten steel buoyancy, Yi Fa
Life is not closed completely；Stopper head opens stroke, and manually experience is estimated, and Stroke Control is inaccurate, and the stopper head stopper head of control is extremely
The position of nozzle brick adjusts the steel flow of cast；Need artificial long-term compression plug rod mechanism plate stem, labour strong in casting process
Degree is big, wraps outer temperature height, when have that sparks fly off molten steel and scalds worker.
Invention content
In order to solve the deficiencies in the prior art, the present invention provides one kind precisely aligning stopper device and stopper rod of tundish pair
Quasi- technique is improved on the basis of existing stopper lifting gear, and stopper center position is adjusted using angle adjustable bolt,
Using the length for adjusting core bar adjusting stopper, the center of sliding core pole is fixed using the locating rod chimeric with outer tube, it is real
Existing precise alignment, displacement, debugging easy to disassemble are not susceptible to after having the advantages that centering.
The present invention is technical solution used by solving its technical problem：It provides one kind and precisely aligning stopper device,
Including vertical stopper, the stopper is hollow, and stopper bottom is equipped with the stopper head for sealing nozzle brick in ladle, and it is logical to adjust core bar
The threaded hole crossed at the top of stopper, which interts, to be fixed in stopper, is adjusted and is fixed on crossbeam one end at the top of core bar, the other end of crossbeam
Be fixed on the upper surface of cross-brace plate by angle adjustable bolt, support plate be equipped with for guide-localization bar by kidney
The top in hole, the guide-localization bar passes through the slot of support plate to be fixedly connected with crossbeam bottom surface, the bottom of guide-localization bar
It is connect at the top of the sliding core pole for adjusting lifting by hollow type hydraulic cylinder, guide-localization bar is interspersed in sliding core pole to be fixed on
In outer tube on the outside of tundish containment wall, the upper inside wall shape of outer tube is chimeric with guide-localization bar outer wall shape, in described
The bottom of outer tube is fixed in the outer cylinder body upper end of empty formula hydraulic cylinder, the hollow type of the bottom of sliding core pole from hollow type hydraulic cylinder
Piston rod endoporus is pierced by, and the bottom of sliding core pole is connect with the plate stem for adjusting sliding core pole lifting, and the plate stem includes end
End and the stock of sliding core pole base pins axis connection and the quarter butt of one end and stock middle pin axis connection, the other end position of quarter butt
Set fixation, sliding core pole is arranged with damping spring, and the damping spring is located at hollow type hydraulic cylinder outer cylinder body bottom and plate stem
Between stock bottom end.
The middle part of the outer tube is equipped with external screw thread, and lift adjustment wire ring is connected to by its inner screw sheath in the middle part of outer tube,
The shelves for being fixed on the outside of tundish containment wall are equipped with below lift adjustment wire ring.
The adjusting core bar bottom is equipped with spring-compressed adjusting nut.
Invention also provides a kind of based on the above-mentioned stopper rod of tundish Alignment Process for precisely aligning stopper device, including
Stopper running fix process and debugging and maintenance process, wherein stopper running fix process include that stopper automatically moves location control mould
Formula and the manual running fix control model of stopper：
Stopper automatically moves location control：Sliding core pole is adjusted using hollow type hydraulic cylinder to lift, when sliding core pole lifts
When, by sequentially connected guide-localization bar, crossbeam and core bar drive stopper lifting is adjusted, when the hollow type of hollow type hydraulic cylinder
When piston rod extends downwardly, hollow type piston rod drives sliding core pole to decline and compresses damping spring, and stopper head compresses nozzle brick, makes
Stopper head is bonded completely with nozzle brick, and closing pours mouth；When the hollow type piston rod of hollow type hydraulic cylinder retraction, hollow type is lived
Stopper rod drives sliding core pole to rise, and stopper moves up, and opens plug hole；
Manually control stopper running fix：Plate stem adjustment sliding core pole lifting is pulled, sliding core pole passes through sequentially connected
Guide-localization bar, crossbeam and adjusting core bar drive stopper lifting；
The debugging and maintenance process includes debugging mode and dismounting maintenance model：
Debugging：Position of the guide-localization bar in slot is adjusted to adjust the relative position of crossbeam and nozzle brick, is adjusted
Angle adjustable bolt is to adjust crossbeam angle, so that it is guaranteed that nozzle brick center in stopper axis alignment sealing ladle, fixed by being oriented to
Position bar is fixedly connected with crossbeam bottom surface；The total length for adjusting core bar and stopper is adjusted by stopper threaded hole, it is ensured that when
Stopper carries out compression closure when declining to nozzle brick；
Dismounting maintenance：Sliding core pole is adjusted using hollow type hydraulic cylinder or plate stem to rise, and guide-localization bar is made to be detached from housing
The top of pipe rotates crossbeam to outside tundish around sliding core pole, carries out stopper and replaces installation.
The present invention is based on advantageous effects possessed by its technical solution to be：
(1) one kind provided by the invention precisely aligns stopper device and realizes stopper fortune as main using hollow type hydraulic cylinder
Dynamic running fix control device, displacement stroke is accurate, and pour steel uniform flow is reasonable, control adjustment stopper opening degree, with
This stablizes liquid level, prevents liquid level fluctuation of molten steel range excessive, causes slag inclusion, and deoxidation products and non-metallic inclusion is made to float,
To reach stable flow control effect；Using the big aperture design of hollow and piston rod, it is sleeved on outside sliding core pole, sliding core pole uses
Up big and down small stepped construction, when hydraulic cylinder bounces back, aperture drives sliding core pole to move upwards on piston rod, while on stopper
It moves, opens plug hole, the molten steel in tundish, which flows down, to be poured into a mould；When hydraulic cylinder stretches out, damping spring is compressed, prevents from deforming because of stopper
With molten steel buoyancy and so that sprue gate is not closed completely, while automatic stopper device downglide motion under gravity, stopper
Head compresses nozzle brick, closes sprue gate, stopper head is made to be bonded completely with nozzle brick；
(2) one kind provided by the invention precisely aligns stopper device while being implemented in combination with lifting, hollow type liquid using plate stem
When cylinder pressure breaks down, tommy bar man-operated mechanism can equally drive sliding core pole to move, to carry out the opening and closing of stopper；It is tieing up
When repairing replacement stopper, tommy bar is compressed downwards, so that the four directions of guide-localization bar and outer sleeve upper is oriented to position and is disengaged, it is rotatable to make
Outside crossbeam to tundish, stopper is facilitated to install；
(3) a kind of upper inside wall shape of outer tube precisely aligning stopper device provided by the invention and guide-localization bar
Outer wall shape is chimeric, can realize that precise positioning, guide-localization bar are matched in the sliding of outer tube upper inside wall by guide-localization bar
It closes, when hollow type hydraulic cylinder bounces back, guide-localization bar cannot rotate, it is ensured that accurate positioning when stopper declines again is being replaced
When stopper, the four directions of guide-localization bar upper end is made to be oriented to the inner wall disengagement of position and outer sleeve upper, it is rotatable to make crossbeam into
Between wrap outer, facilitate stopper to replace installation；
(4) one kind provided by the invention precisely aligns stopper device and is provided with damping spring, and damping spring set is through sliding
On core bar, it is located among hollow type hydraulic cylinder and tommy bar, when hollow type hydraulic cylinder stretches out, compressed spring, compressible sliding core pole,
It prevents stopper from floating, while reducing shock when stopper head and nozzle brick contact, prevented the accident for running stick bleed-out water, in extension
Between the normal service life that wraps, reduce production cost；
(5) it is found in producing, usually since tundish containment wall deforms after applied at elevated temperature or the originals such as welding quality
The mounting surface disalignment caused by causes stopper center line and nozzle brick center line misaligned, and stopper head and nozzle brick should
It is that face contact becomes point contact, one kind provided by the invention precisely aligns stopper device and slot is arranged on the supporting plate, leads to
It crosses slot to be screwed again when lockking crossbeam, adjustable crossbeam swings, and angle adjustable bolt is screwed in support plate
In lower screw hole, the horizontal sextant angle of crossbeam is adjusted, this swing and angle adjustment can enable stopper head be aligned in nozzle brick
The heart ensures completely closing for sprue gate；
(6) present invention simultaneously provides stopper rod of tundish Alignment Process make full use of and precisely align each fixed of stopper device
Bit architecture and adjustment structure design, stopper center position is adjusted using angle adjustable bolt, and stopper is adjusted using core bar is adjusted
Length fixes the center of sliding core pole using the locating rod chimeric with outer tube, realizes precise alignment, has after centering not
Easily be subjected to displacement, debugging easy to disassemble the advantages of.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram precisely aligning stopper device provided by the invention.
Fig. 2 is support plate schematic diagram.
In figure：1- nozzle bricks, 2- stopper heads, 3- molten steel, 4- stoppers, 5- adjust core bar, 6- crossbeams, 7- angular adjustment spiral shells
Bolt, 8- support plates, 9- guide-localization bars, 10- outer tubes, 11- sliding core poles, 12- lift adjustment wire rings, 13- shelves, 14-
Two fixing pieces, the other end of 15- struts, 16- pivot points, 17- plate stems, 18- damping springs, 19- spring-compressed adjusting nuts,
The first fixing pieces of 20-, 21- hollow type hydraulic cylinders.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and examples.
The present invention provides one kind precisely aligning stopper device, referring to Figures 1 and 2, including vertical stopper 4, the stopper 4
Hollow, 4 bottom of stopper is equipped with the stopper head 2 for sealing nozzle brick 1 in ladle, adjusts core bar 5 and passes through the screw thread at the top of stopper
Hole is interspersed to be fixed in stopper, and 6 one end of crossbeam is fixed at the top for adjusting core bar 5, and the other end of crossbeam 6 passes through angular adjustment spiral shell
Bolt 7 is fixed on the upper surface of cross-brace plate 8, support plate 8 be equipped with for guide-localization bar 9 by slot, the guiding
The top of locating rod 9 pass through support plate 8 slot be fixedly connected with 6 bottom surface of crossbeam, the bottom of guide-localization bar 9 with by hollow
Formula hydraulic cylinder 21 adjusts the 11 top connection of sliding core pole of lifting, and guide-localization bar 9 is interspersed in sliding core pole 11 and is fixed on
In outer tube 10 on the outside of tundish containment wall, the upper inside wall shape of outer tube 10 is chimeric with 9 outer wall shape of guide-localization bar, institute
The bottom of outer tube 10 is fixed in the outer cylinder body upper end for stating hollow type hydraulic cylinder 21, and the bottom of sliding core pole 11 is from hollow type hydraulic pressure
The hollow type piston rod endoporus of cylinder 21 is pierced by, and the bottom of sliding core pole 11 connects with the plate stem 17 for adjusting the lifting of sliding core pole 11
It connects.The plate stem includes the stock and one end and stock middle pin axis connection of end and 11 base pins axis connection of sliding core pole
Another end position of quarter butt, quarter butt is fixed.The stock bottom end of the plate stem 17 in a manner of axis pin be fixed on outside containment wall first
Fixing piece 20 connects, and the pivot point 16 of stock is connected by one end of axis pin mode and quarter butt, the other end 15 of the quarter butt with
Axis pin mode is connect with the second fixing piece 14 being fixed on outside containment wall.When pulling spanner downwards, sliding core pole 11 can be jacked up,
Until the external screw thread area of guide-localization bar 9 is detached from the internal threaded regions of outer tube 10, entire sliding core pole 11 can be removed housing
Pipe 10 such as is replaced, is debugged at the work.Sliding core pole 11 is arranged with damping spring 18, and the damping spring 18 is located at hollow type
Between 21 outer cylinder body bottom of hydraulic cylinder and the stock bottom end of plate stem.
The middle part of the outer tube 10 is equipped with external screw thread, and lift adjustment wire ring 12 is connected to outer tube 10 by its inner screw sheath
Middle part, 12 lower section of lift adjustment wire ring are equipped with the shelves 13 for being fixed on the outside of tundish containment wall.
5 bottom of adjusting core bar is equipped with spring-compressed adjusting nut 19.
Invention also provides a kind of based on the above-mentioned stopper rod of tundish Alignment Process for precisely aligning stopper device, including
Stopper running fix process and debugging and maintenance process, wherein stopper running fix process include that stopper automatically moves location control mould
Formula and the manual running fix control model of stopper：
Stopper automatically moves location control：Sliding core pole 11 is adjusted using hollow type hydraulic cylinder 21 to lift, and works as sliding core pole
When 11 lifting, by sequentially connected guide-localization bar 9, crossbeam 6 and the drive stopper lifting of core bar 5 is adjusted, when hollow type hydraulic pressure
When the hollow type piston rod of cylinder 21 extends downwardly, hollow type piston rod drives sliding core pole 11 to decline and compresses damping spring 18, plug
Caput 2 compresses nozzle brick 1, and stopper head 2 is made to be bonded completely with nozzle brick 1, and closing pours mouth；It is hollow when hollow type hydraulic cylinder 21
When formula piston rod bounces back, hollow type piston rod drives sliding core pole 11 to rise, and stopper moves up, opening plug hole, in tundish
Molten steel 3, which flows down, to be poured into a mould；
Manually control stopper running fix：It pulls plate stem adjustment sliding core pole 11 to lift, sliding core pole 11 by connecting successively
Guide-localization bar 9, crossbeam 6 and the adjusting core bar 5 connect drives stopper lifting；
The debugging and maintenance process includes debugging mode and dismounting maintenance model：
Debugging：Position of the guide-localization bar 9 in slot is adjusted to adjust the relative position of crossbeam 6 and nozzle brick 1, is adjusted
Angle adjustable bolt 7 is saved to adjust 6 angle of crossbeam, so that it is guaranteed that 1 center of nozzle brick in stopper axis alignment sealing ladle, will lead
It is fixedly connected to locating rod 9 with 6 bottom surface of crossbeam；It is adjusted by stopper threaded hole to adjusting core bar 5 and the total length of stopper,
Ensure to carry out compression closure to nozzle brick 1 when stopper declines；
Dismounting maintenance：Sliding core pole 11 is adjusted using hollow type hydraulic cylinder 21 or plate stem to rise, and guide-localization bar 9 is made to be detached from
Crossbeam 6 is rotated around sliding core pole 11 to outside tundish, carries out stopper and replace installation by the top of outer tube 10.
One kind provided by the invention precisely aligns stopper device, by machinery automatic control system and refractory material system group
At machinery automatic control system includes crossbeam, angle adjustable bolt, support plate, guide-localization bar, outer tube, sliding core pole, liter
Falling tone section wire ring, hollow type hydraulic cylinder, tommy bar, damping spring, spring-compressed adjusting nut；Refractory material system includes adjusting core
Bar, stopper, stopper head, nozzle brick, brick cup, which is improved on the basis of existing stopper lifting gear, in cooperation
Between packet stopper Alignment Process, using angle adjustable bolt adjust stopper center position, using adjust core bar adjust stopper length,
The center of sliding core pole is fixed using the locating rod chimeric with outer tube, realizes precise alignment, is not easy to send out after there is centering
The advantages of raw displacement, debugging easy to disassemble.
Claims (4)
1. one kind precisely aligning stopper device, including vertical stopper, it is characterised in that：The stopper is hollow, and stopper bottom is equipped with
Stopper head for sealing nozzle brick in ladle adjusts core bar and is fixed in stopper by the way that the threaded hole at the top of stopper is interspersed, adjusted
It is fixed on crossbeam one end at the top of section core bar, the other end of crossbeam is fixed on the upper table of cross-brace plate by angle adjustable bolt
Face, support plate be equipped with for guide-localization bar by slot, the top of the guide-localization bar passes through the kidney of support plate
Hole is fixedly connected with crossbeam bottom surface, is connected at the top of the bottom of guide-localization bar and the sliding core pole for adjusting lifting by hollow type hydraulic cylinder
It connects, guide-localization bar is interspersed in sliding core pole in the outer tube being fixed on the outside of tundish containment wall, in the top of outer tube
Wall shape is chimeric with guide-localization bar outer wall shape, and the bottom of outer tube is fixed in the outer cylinder body upper end of the hollow type hydraulic cylinder
The bottom in portion, sliding core pole is pierced by from the hollow type piston rod endoporus of hollow type hydraulic cylinder, the bottom of sliding core pole with for adjusting
The plate stem connection of sliding core pole lifting is saved, the plate stem includes stock and one end of end and sliding core pole base pins axis connection
It is fixed with another end position of the quarter butt of stock middle pin axis connection, quarter butt, sliding core pole is arranged with damping spring, the damping
Spring is located between hollow type hydraulic cylinder outer cylinder body bottom and the stock bottom end of plate stem.
2. according to claim 1 precisely align stopper device, it is characterised in that：The middle part of the outer tube is equipped with outer spiral shell
Line, lift adjustment wire ring are connected to by its inner screw sheath in the middle part of outer tube, in being equipped with below lift adjustment wire ring for being fixed on
Between shelves on the outside of packet containment wall.
3. according to claim 1 precisely align stopper device, it is characterised in that：The adjusting core bar bottom is equipped with spring
Compression adjustment nut.
4. a kind of stopper rod of tundish Alignment Process based on claim 1, it is characterised in that：Including stopper running fix process and
Debugging and maintenance process, wherein stopper running fix process include that stopper automatically moves location control pattern and the manual movement of stopper calmly
Position control model：
Stopper automatically moves location control：Sliding core pole is adjusted using hollow type hydraulic cylinder to lift, and when sliding core pole lifts, is led to
It crosses sequentially connected guide-localization bar, crossbeam and adjusts core bar and drive stopper lifting, when the hollow type piston of hollow type hydraulic cylinder
When bar extends downwardly, hollow type piston rod drives sliding core pole to decline and compresses damping spring, and stopper head compresses nozzle brick, makes stopper
Head is bonded completely with nozzle brick, and closing pours mouth；When the hollow type piston rod of hollow type hydraulic cylinder retraction, hollow type piston rod
Sliding core pole is driven to rise, stopper moves up, and opens plug hole；
Manually control stopper running fix：Spanner adjustment sliding core pole lifting is pulled, sliding core pole passes through sequentially connected guiding
Locating rod, crossbeam and adjusting core bar drive stopper lifting；
The debugging and maintenance process includes debugging mode and dismounting maintenance model：
Debugging：Position of the guide-localization bar in slot is adjusted to adjust the relative position of crossbeam and nozzle brick, adjusts angle
Adjusting bolt is to adjust crossbeam angle, so that it is guaranteed that nozzle brick center in stopper axis alignment sealing ladle, by guide-localization bar
It is fixedly connected with crossbeam bottom surface；The total length for adjusting core bar and stopper is adjusted by stopper threaded hole, it is ensured that work as stopper
Compression closure is carried out to nozzle brick when decline；
Dismounting maintenance：Sliding core pole is adjusted using hollow type hydraulic cylinder or spanner to rise, and guide-localization bar is made to be detached from outer tube
Top rotates crossbeam to outside tundish around sliding core pole, carries out stopper and replaces installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810612169.0A CN108568515B (en) | 2018-06-14 | 2018-06-14 | Precise stopper rod aligning device and tundish stopper rod aligning process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810612169.0A CN108568515B (en) | 2018-06-14 | 2018-06-14 | Precise stopper rod aligning device and tundish stopper rod aligning process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108568515A true CN108568515A (en) | 2018-09-25 |
| CN108568515B CN108568515B (en) | 2020-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810612169.0A Expired - Fee Related CN108568515B (en) | 2018-06-14 | 2018-06-14 | Precise stopper rod aligning device and tundish stopper rod aligning process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108568515B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756593A (en) * | 2021-01-26 | 2021-05-07 | 浙江鑫耐铝熔铸设备材料有限公司 | Full-automatic liquid level launder control system |
| CN113976872A (en) * | 2021-10-28 | 2022-01-28 | 浙江红马铸造有限公司 | Steel ladle |
| CN114734027A (en) * | 2022-04-28 | 2022-07-12 | 广东韶钢松山股份有限公司 | Tundish forming die positioning device |
| CN115990667A (en) * | 2023-01-03 | 2023-04-21 | 重庆钢铁股份有限公司 | Method for accurately calibrating tundish stopper |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756593A (en) * | 2021-01-26 | 2021-05-07 | 浙江鑫耐铝熔铸设备材料有限公司 | Full-automatic liquid level launder control system |
| CN113976872A (en) * | 2021-10-28 | 2022-01-28 | 浙江红马铸造有限公司 | Steel ladle |
| CN113976872B (en) * | 2021-10-28 | 2023-01-31 | 浙江红马铸造有限公司 | Steel ladle |
| CN114734027A (en) * | 2022-04-28 | 2022-07-12 | 广东韶钢松山股份有限公司 | Tundish forming die positioning device |
| CN114734027B (en) * | 2022-04-28 | 2024-03-08 | 广东韶钢松山股份有限公司 | Tundish moulding bed positioner |
| CN115990667A (en) * | 2023-01-03 | 2023-04-21 | 重庆钢铁股份有限公司 | Method for accurately calibrating tundish stopper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108568515B (en) | 2020-12-11 |
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