CN205851866U - A kind of continuous casting production fast replacement system - Google Patents
A kind of continuous casting production fast replacement system Download PDFInfo
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- CN205851866U CN205851866U CN201620847964.4U CN201620847964U CN205851866U CN 205851866 U CN205851866 U CN 205851866U CN 201620847964 U CN201620847964 U CN 201620847964U CN 205851866 U CN205851866 U CN 205851866U
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Abstract
The utility model discloses a kind of continuous casting production fast replacement system, belong to smelting iron and steel continuous casting technology field.This utility model includes brick cup, upper mounted plate, bottom plate, liftout attachment, turn guide plate, elastic device and bearing pin；Wherein: brick cup sleeve-like configuration ringwise, it is placed in directly over upper mounted plate centre bore；The centre bore of upper mounted plate and bottom plate is fixing after aligning to be connected；Turn guide plate has 2, all bottom bottom plate, realize turn by bearing pin, and be symmetrical arranged, turn guide plate one side is compressed by elastic device, another side is against bottom the lower mouth of a river, together with the upper end at the lower mouth of a river is against with the lower end of filling pipe end, after the upper end of filling pipe end passes bottom plate and upper mounted plate, it is enclosed within inside brick cup；The center at brick cup, filling pipe end and the lower mouth of a river is on same centrage；Liftout attachment is arranged on outside bottom plate.This utility model installs rotating plate bottom bottom plate, it is not necessary to dismounting connection bolt i.e. achieves the quick-replaceable at the lower mouth of a river.
Description
Technical field
This utility model relates to smelting iron and steel continuous casting technology field, particularly relates to a kind of continuous casting production quick-replaceable system
System.
Background technology
Continuous casting produces simple schematic process journey: pneumatic steelmaking (converter tapping) → ladle (liquid steel refining process) →
Tundish → crystallizer (water flowing cooling) → fan-shaped section (water-spraying control) → continuous casting billet (through flame cutting) → certain length
Strand.
In continuous casting production process, tundish is extremely important, and its effect mainly includes three aspects: 1., store molten steel, for reality
Existing direct casting provides safeguard；2. it is mingled with floating, in molten steel, purifies molten steel；3. molten steel distributary pouring is realized.The knot of tundish
Structure includes three layers, is from outside to inside: steel body structure → permanent layer (use refractory material is integrated poured) → working lining (uses one
The refractory material entirety knotting of vibration dry materials).Directly and steel contacts, its material is by vibration dry materials knotting to working lining
Become, constantly corroded by high-temperature molten steel and slag in process of production, therefore after using certain time, it is necessary to change tundish,
Namely continuous casting production process changes bag.
In prior art, quick-replaceable turn guide plate is adopted and is bolted on bottom plate, for a long time at high temperature action
Lower deformation and the splash of molten steel, cause bolt the most quick detachable.
Existing quick-changing mechanism requires that the endoporus center at the upper and lower mouth of a river keeps centering in use, and required precision is high, no
Then can cause molten steel bias current.Hydraulic mechanism needs when pushing tow, according to the hole heart distance measuring the upper and lower mouth of a river, then to adjust hydraulic pressure
The stroke of oil cylinder, different mechanisms, then need to readjust, workload is big.
The patent of Application No. 201510709518.7, discloses a kind of casting for shaped blank continuous tundish Quick changing gate dress
Putting, this 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 location wall, transverse slat is provided with centre bore and upper water hole along longitudinal axis；The back side of transverse slat is provided with two brick cups
Location wall, centre bore and upper water hole are in two brick cups position the brick cup passage between wall；Disjunctor double fluid quick-change mechanism
Including the replacing mechanism that two nested structures are identical, often set change mechanism include upper and lower framework, spring, protective plate, safe intercepter plate,
Protection pipe and the upper and lower mouth of a river of band slide plate；Equipped with spring between upper and lower framework；Safe intercepter plate structure and the lower water of band slide plate
Mouthful identical but atresia；Protection pipe upper end is inverted cone, is loaded on the bottom at the lower mouth of a river of band slide plate；Lower end is cylindrical pipe；Band
The upper and lower mouth of a river of slide plate composition together with protection pipe waters steel passage.This invention on transverse slat along longitudinal axis be provided with centre bore and
Upper water hole realizes the continuous casting of plurality of specifications Hot Metal in Beam Blank, and the requirement to transverse slat is higher, owing to transverse slat is to be bolted, at high temperature
Dismantle very inconvenient under environment, thus affect work efficiency.
Utility model content
1. utility model to solve the technical problem that
Inconvenience, the upper and lower mouth of a river after replacing is changed by Effect of Hyperthermic Environment for continuous casting production present in prior art
Endoporus center is not easy centering and produces the problem of molten steel bias current, and this utility model provides a kind of continuous casting production quick-replaceable
System.It is by installing the quick-replaceable at the mouth of a river under rotating plate realization bottom bottom plate, it is not necessary to dismounting connection bolt, and
And, the centering of upper and lower mouth of a river centrage is realized by the stroke of fixing liftout attachment.
2. technical scheme
For reaching above-mentioned purpose, the technical scheme that this utility model provides is:
A kind of continuous casting production fast replacement system of the present utility model, including brick cup, upper mounted plate, bottom plate and top
Go out device, also include turn guide plate, elastic device and bearing pin；Wherein: described brick cup sleeve-like configuration ringwise, be placed in fixing
Directly over plate centre bore；The centre bore of upper mounted plate and bottom plate is fixing after aligning to be connected；Described turn guide plate has 2, all
Bottom bottom plate, realize turn by bearing pin, and be symmetrical arranged, it is not necessary in severe hot environment, dismantle connection spiral shell
Bolt, changes easily and fast, flexibility and reliability, is easily replaced installation, and turn guide plate one side is compressed by elastic device, another
Side is against bottom the lower mouth of a river, the upper end at the lower mouth of a river is against with the lower end of filling pipe end together with, the upper end of filling pipe end passes down
After fixed plate and upper mounted plate, it is enclosed within inside brick cup；The center at described brick cup, filling pipe end and the lower mouth of a river is at same centrage
On, prevent molten steel bias current；Described liftout attachment is arranged on outside bottom plate, can be ejected at the lower mouth of a river and realize the new and old lower mouth of a river
Rapid interchangeable, realizes the rotation of turn guide plate by bearing pin, after turn guide plate is pressed by elastic device, and another side of turn guide plate
The upper and lower mouth of a river is pressed on together, with liftout attachment, the lower mouth of a river can be ejected realization newly by regulating the pressure of elastic device
The exchange at the old lower mouth of a river.
Preferably, the side that described 2 turn guide plates prop up the lower mouth of a river is downward step-like, and two steps are formed relatively
Lower nozzle quick-change guide-track groove, guide rail is to the effect of both sides, mouth of a river limited location under changing, and when preventing the new and old lower mouth of a river from exchanging, dislocation is made
Become the bias current of molten steel, moreover it is possible to ensure the smooth exchange in orbit of the lower mouth of a river.
Preferably, described elastic device is spring, is stuck between turn guide plate outer side edges and bottom plate, can apply resistance to
The spring that high-temperature material makes, prevents elastic under high temperature minimizing or disappearance, and spring is stable to turn guide plate pressure, it is only necessary to coordinate
The thrust of good liftout attachment and spring pressure can realize the rapid interchangeable at the lower mouth of a river, and low cost is easy to operate.
Preferably, described spring is gas spring, sequentially passes through bottom plate spring fixed hole and rotating plate spring fixed hole
After be against between turn guide plate outer side edges and bottom plate, gas spring is high temperature resistant, pressure adjustable, and then realizes the upper and lower mouth of a river
Compress the scalable of power, when needing quick-replaceable, reduce and compress power；Pressure it is further added by after replacing, easy to operate.
Preferably, each turn guide plate is uniformly arranged several gas springs, it is possible to ensure the pressure to turn guide plate
Stable and uniform；Turn guide plate is provided with spring air pressure detection groove near left and right side edge, and wherein 2 rotating plate spring fixed holes are respectively
It is arranged in 2 spring air pressure detection grooves, the pressure of detected air pressure spring at any time, the upper and lower mouth of a river will be compressed power realization amount
Change, and then realize the regulation of accurate pressure.
Preferably, before and after described bottom plate, both sides have through pin shaft hole, and turn guide plate also has at step
Through rotating plate axis hole, after bearing pin sequentially passes through pin shaft hole and rotating plate axis hole, under coordinating elastic device to be fixed on by turn guide plate
The bottom of fixed plate.
Preferably, the right side of described bottom plate is additionally provided with 2 hangers of symmetry, it is achieved that liftout attachment random
Lay and take out, it is not necessary to fix by fixing devices such as bolts, easy accessibility；The hangers arc relative with pin shaft hole is had on hangers
Groove, do not affect bearing pin into and out.
Preferably, described filling pipe end cross section is inverted T-shape, and T-shaped edge, bottom is against the bottom surface of bottom plate centre bore；
Cross section, the described lower mouth of a river, in the most T-shaped, hangs on lower nozzle quick-change guide-track groove；Described liftout attachment is cross hydraulic jack,
Two side ends hangs over the inner side of hangers, and its push rod withstands on the T-shaped head at the lower mouth of a river after stretching into lower nozzle quick-change guide-track groove.Hydraulic oil
The lift rod stroke of cylinder can regulate accordingly according to the length of turn guide plate center line to hangers, thus control the lower mouth of a river and replace
Required precision when changing, after the Traffic control system of hydraulic jack is fixing, it is not necessary to again adjust, reduce labor intensity, the most more preferably
Avoid because the molten steel breakdown accident that causes is deviateed at center, the upper and lower mouth of a river.
Preferably, the top end face of described push rod is provided with cushion pad, can be quality of rubber materials, prevents new and old lower outlet replacing
Time, the lower mouth of a river of push rod damage；Described hydraulic jack is light-duty oil cylinder, and active force is releived controlled；Fixed plate and lower fixing
Plate is detachably fixed connection, convenient disassembly by 4 screw rods through 4 upper and lower plates fixing holes at corner, and 4 upper and lower plates are fixed
Hole also acts as spacing effect, facilitates the centering at the upper and lower mouth of a river.
A kind of continuous casting production fast replacement system quick change method, step is:
Step one, the socket of filling pipe end: be inverted T-shaped filling pipe end upper end through bottom plate centre bore and upper fixing by cross section
After the centre bore of plate, it is enclosed within inside brick cup；The bottom surface of fixed plate centre bore is close at edge, filling pipe end lower end；
Step 2, the installation of turn guide plate: the rail groove notch of 2 turn guide plates is relative, sequentially pass through bearing pin with bearing pin
2 turn guide plates are hung over bottom bottom plate by hole and rotating plate axis hole；Start pneumatic spring, the outer side edges of turn guide plate is executed
Adding downward active force, under the leverage of bearing pin, the inner side edge of 2 turn guide plates forms lower nozzle quick-change guide-track groove, and
The lower mouth of a river is hung on notch；
Step 3, the lower mouth of a river support into: by measuring turn guide plate center line to the length of hangers, set the top of hydraulic jack
The stroke of bar, hangs over hydraulic jack inside hangers, by push rod along lower nozzle quick-change guide-track groove the lower mouth of a river supported into, on alignment
After the center line at the lower mouth of a river, take off hydraulic jack；
Step 4, quick-replaceable sewage outlet: when work a period of time needs to change the lower mouth of a river, the new lower mouth of a river is hung over down
Nozzle quick-change guide-track groove porch, hangs over inside hangers again by hydraulic jack, will along lower nozzle quick-change guide-track groove by push rod
The new lower mouth of a river support into, the old lower mouth of a river is supported out by the new lower mouth of a river, it is achieved both exchange, and take off hydraulic jack；
Step 5, repetition step 4, it is achieved the repeatedly replacing at the lower mouth of a river, thus realize the seriality of continuous casting work；
Step 6, the replacing of turn guide plate: when turn guide plate uses a period of time to need to change, it is only necessary to bearing pin is extracted out
The most replaceable.
3. beneficial effect
The technical scheme using this utility model to provide, compared with prior art, has the advantages that
(1) a kind of continuous casting production fast replacement system of the present utility model, realizes the rotation of turn guide plate by bearing pin,
After turn guide plate is pressed by elastic device, the upper and lower mouth of a river is pressed on together by another side of turn guide plate, can be by regulation bullet
The pressure of property device, ejects the exchange realizing the new and old lower mouth of a river, it is not necessary in severe hot environment with liftout attachment by the lower mouth of a river
Middle dismounting connection bolt, changes easily and fast；And, turn guide plate is fixed by bearing pin, and flexibility and reliability is easily replaced
Install；
(2) a kind of continuous casting production fast replacement system of the present utility model, it is fast that two relative steps form the lower mouth of a river
Changing guide-track groove, do not affect the carrying out of continuous casting work, guide rail has the effect that both sides are spacing to the mouth of a river under changing, and prevents the new and old lower mouth of a river
During exchange, dislocation causes the bias current of molten steel, moreover it is possible to ensure the smooth exchange in orbit of the lower mouth of a river；
(3) a kind of continuous casting production fast replacement system of the present utility model, can apply the bullet that exotic material makes
Spring, prevents elastic under high temperature minimizing or disappearance, and spring is stable to turn guide plate pressure, it is only necessary to coordinate the thrust of liftout attachment
With the rapid interchangeable that spring pressure can realize the lower mouth of a river, low cost, easy to operate；
(4) a kind of continuous casting production fast replacement system of the present utility model, gas spring is high temperature resistant, and pressure adjustable enters
And realize the scalable of the power that compresses at the upper and lower mouth of a river, when needing quick-replaceable, reduce and compress power；Pressure it is further added by after replacing
Power, easy to operate；
(5) a kind of continuous casting production fast replacement system of the present utility model, pin shaft hole coordinates rotating plate axis hole, it is achieved bearing pin
Run through, and coordinate elastic device to be fixed on bottom bottom plate by turn guide plate, mount and dismount the most very convenient；
(6) a kind of continuous casting production fast replacement system of the present utility model, selects the quantity of gas spring as required,
Ensure that the pressure stable and uniform to turn guide plate, spring air pressure detection groove can be with built-in spring air pressure testing agency, at any time
Monitoring or the pressure of detected air pressure spring, realize quantifying by the power that compresses the upper and lower mouth of a river, and then realizes the regulation of accurate pressure；
(7) a kind of continuous casting production fast replacement system of the present utility model, hangers achieves the random peace of liftout attachment
Put and take out, it is not necessary to fix by fixing devices such as bolts, easy accessibility；Hangers arc groove is relative with pin shaft hole, does not affect bearing pin
Into and out；
(8) a kind of continuous casting production fast replacement system of the present utility model, inverted T-shape filling pipe end, T word edge is against down
The bottom surface of fixed plate centre bore, plays spacing effect, prevents spring from pressing senior general's filling pipe end jacking bottom plate centre bore
And cause molten steel to damage bottom plate；The lift rod stroke of hydraulic jack can be carried out according to the length of turn guide plate center line to hangers
Corresponding regulation, thus control required precision when the lower mouth of a river is replaced, after the Traffic control system of hydraulic jack is fixing, it is not necessary to again
Secondary adjustment, reduces labor intensity, the most preferably avoids because the molten steel breakdown accident caused is deviateed at center, the upper and lower mouth of a river；
(9) a kind of continuous casting production fast replacement system of the present utility model, the top end face of push rod is provided with cushion pad, can
To be quality of rubber materials, when preventing new and old lower outlet replacing, the lower mouth of a river of push rod damage；
(10) a kind of continuous casting production fast replacement system quick change method of the present utility model, principle is simple, operation
Understandable, i.e. achieve quick-replaceable, in turn ensure that replacing precision, it is to avoid molten steel bias current.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model；
Fig. 2 is bottom plate perspective view of the present utility model；
Fig. 3 is bottom plate top view of the present utility model；
Fig. 4 is pin shaft structure schematic diagram of the present utility model；
Fig. 5 is turn guide plate structure schematic diagram of the present utility model；
Fig. 6 is 2 turn guide plates docking lateral side view of the present utility model；
Fig. 7 is turn guide plate front view of the present utility model；
Fig. 8 is tundish profile after the upper and lower mouth of a river of the present utility model connects；
Label declaration in schematic diagram: 1, brick cup；2, upper mounted plate；3, bottom plate；4, turn guide plate；5, elastic dress
Put；6, filling pipe end；7, the lower mouth of a river；8, liftout attachment；9, bearing pin；31, pin shaft hole；32, hangers；33, bottom plate spring is fixed
Hole；34, upper and lower plates fixing hole；35, bottom plate centre bore；41, rotating plate axis hole；42, lower nozzle quick-change guide-track groove；43, spring
Air pressure detection groove；44, rotating plate spring fixed hole；81, push rod；321, hangers arc groove.
Detailed description of the invention
For further appreciating that content of the present utility model, in conjunction with accompanying drawing, this utility model is described in detail.
Embodiment 1
As it is shown in figure 1, a kind of continuous casting production fast replacement system of the present embodiment, including brick cup 1, upper mounted plate 2, under
Fixed plate 3 and liftout attachment 8, also include turn guide plate 4, elastic device 5 and bearing pin 9；Wherein: described brick cup 1 sleeve ringwise
Shape structure, is placed in directly over upper mounted plate 2 centre bore；The centre bore of upper mounted plate 2 and bottom plate 3 is fixing after aligning to be connected；
Described turn guide plate 4 has 2, all realizes turn bottom bottom plate 3 by bearing pin 9 as shown in Figure 4, and is symmetrical arranged,
Without dismantling connection bolt in severe hot environment, change easily and fast, flexibility and reliability, be easily replaced installation, rotation
Dynamic guide plate 4 one side is compressed by elastic device 5, and another side is against bottom the lower mouth of a river 7, by upper end and the Shang Shui at the lower mouth of a river 7
The lower end of mouth 6 is against together, after the upper end of filling pipe end 6 passes bottom plate 3 and upper mounted plate 2, is enclosed within brick cup 1 internal；Institute
The center at brick cup 1, filling pipe end 6 and the lower mouth of a river 7 of stating, on same centrage, prevents molten steel bias current；Described liftout attachment 8 is arranged
Outside bottom plate 3, the lower mouth of a river 7 can be ejected the rapid interchangeable realizing the new and old lower mouth of a river 7, realize turn by bearing pin 9 and lead
The rotation of plate, after turn guide plate is pressed by elastic device, the upper and lower mouth of a river is pressed on together by another side of turn guide plate, Ke Yitong
Overregulate the pressure of elastic device, with liftout attachment the lower mouth of a river ejected the exchange realizing the new and old lower mouth of a river.
Embodiment 2
A kind of continuous casting production fast replacement system concrete structure of the present embodiment is substantially with embodiment 1, and improvements exist
In: as shown in Figure 6, the side that described 2 turn guide plates 4 prop up the lower mouth of a river 7 is downward step-like, and two steps are formed relatively
Lower nozzle quick-change guide-track groove, guide rail is to the effect of both sides, mouth of a river limited location under changing, and when preventing the new and old lower mouth of a river from exchanging, dislocation is made
Become the bias current of molten steel, moreover it is possible to ensureing that the lower mouth of a river smooth exchange in orbit does not affect the carrying out of continuous casting work, guide rail is to replacing
The effect of both sides, lower mouth of a river limited location, prevents the mutual swap-in dislocation of the new and old lower mouth of a river from causing the bias current of molten steel, moreover it is possible to ensure the lower mouth of a river
Smooth exchange in orbit.
Embodiment 3
A kind of continuous casting production fast replacement system concrete structure of the present embodiment is substantially with embodiment 2, and improvements exist
In: described elastic device 5 is spring, is stuck between turn guide plate 4 outer side edges and bottom plate 3, can apply exotic material
The spring made, prevents elastic under high temperature minimizing or disappearance, and spring is stable to turn guide plate pressure, it is only necessary to coordinates and ejects dress
The thrust put and spring pressure can realize the rapid interchangeable at the lower mouth of a river, and low cost is easy to operate.
Embodiment 4
A kind of continuous casting production fast replacement system concrete structure of the present embodiment is substantially with embodiment 3, and difference exists
In: described spring is gas spring, is against rotation after sequentially passing through bottom plate spring fixed hole 33 and rotating plate spring fixed hole 44
Dynamic between guide plate 4 outer side edges and bottom plate 3, gas spring is high temperature resistant, pressure adjustable, so realize the upper and lower mouth of a river compress power
Scalable, when needing quick-replaceable, reduce compress power；Pressure it is further added by after replacing, easy to operate.And, Mei Gexuan
3 gas springs can be uniformly arranged, it is possible to ensure the pressure stable and uniform to turn guide plate on dynamic guide plate 4；Such as Fig. 5 and 7 institute
Showing, turn guide plate 4 is provided with spring air pressure detection groove 43 near left and right side edge, and wherein 2 rotating plate spring fixed holes 44 are respectively
It is arranged in 2 spring air pressure detection grooves 43, notch built-in spring air pressure testing agency, monitoring at any time or detected air pressure spring
Pressure, realizes quantifying by the power that compresses the upper and lower mouth of a river, and then realizes the regulation of accurate pressure.
Embodiment 5
A kind of continuous casting production fast replacement system concrete structure of the present embodiment is substantially with embodiment 4, and improvements exist
In: before and after described bottom plate 3, both sides have through pin shaft hole 31, and turn guide plate 4 also has through rotation at step
Board shaft hole 41, after bearing pin 9 sequentially passes through pin shaft hole 31 and rotating plate axis hole 41, under coordinating elastic device 5 to be fixed on by turn guide plate 4
The bottom of fixed plate 3.As shown in Figures 2 and 3, the right side of described bottom plate 3 is additionally provided with 2 hangers 32 of symmetry, it is achieved
Arbitrarily the laying and take out of liftout attachment, it is not necessary to fix by fixing devices such as bolts, easy accessibility；Have on hangers 32 and sell
The hangers arc groove 321 that axis hole 31 is relative, do not affect bearing pin into and out.Described filling pipe end 6 cross section is inverted T-shape, bottom T
Glyph edges is against the bottom surface of bottom plate centre bore 35；Cross section, the described lower mouth of a river 7, in the most T-shaped, hang over lower nozzle quick-change and leads
On rail groove 42；Described liftout attachment 8 is cross hydraulic jack, and two side ends hangs over the inner side of hangers 32, and its push rod 81 stretches into down
Withstanding on the T-shaped head at the lower mouth of a river 7 after nozzle quick-change guide-track groove 42, the lift rod stroke of hydraulic jack can be according in turn guide plate
Line regulates accordingly to the length of hangers 32, thus controls required precision when the lower mouth of a river is replaced, the row of hydraulic jack
Journey adjusts after fixing, it is not necessary to again adjusts, reduces labor intensity, the most preferably avoids because center, the upper and lower mouth of a river is deviateed
The molten steel breakdown accident caused.
A kind of continuous casting production fast replacement system quick change method of the present embodiment, step is:
Step one, the socket of filling pipe end: be inverted T-shaped filling pipe end 6 upper end through bottom plate centre bore 35 and upper by cross section
After the centre bore of fixed plate 2, it is enclosed within brick cup 1 internal；The bottom surface of fixed plate centre bore 35 is close at edge, filling pipe end 6 lower end；
Step 2, the installation of turn guide plate: the rail groove notch of 2 turn guide plates 4 is relative, sequentially pass through pin with bearing pin 9
2 turn guide plates 4 are hung over bottom bottom plate 3 by axis hole 31 and rotating plate axis hole 41；The pneumatic spring outside to turn guide plate 4
Limit applies downward active force, and under the leverage of bearing pin 9, the inner side edge of 2 turn guide plates 4 forms lower nozzle quick-change guide rail
Groove 42, and the lower mouth of a river 7 is hung on notch；
Step 3, the lower mouth of a river support into: by measuring turn guide plate center line to the length of hangers 32, set hydraulic jack
The stroke of push rod 81, hangs over inside hangers 32 by hydraulic jack, by push rod 81 along lower nozzle quick-change guide-track groove 42 by the lower mouth of a river 7
Support into, after being directed at the center line at the upper and lower mouth of a river, take off hydraulic jack；
Step 4, quick-replaceable sewage outlet: when work a period of time needs to change the lower mouth of a river 7, the new lower mouth of a river 7 is hung over
Lower nozzle quick-change guide-track groove 42 porch, hangs over hydraulic jack inside hangers 32, again by push rod 81 along lower nozzle quick-change
Guide-track groove 42 the new lower mouth of a river 7 is supported into, the old lower mouth of a river 7 is supported out by the new lower mouth of a river 7, it is achieved both exchange, and take off hydraulic jack；
Step 5, repetition step 4, it is achieved the repeatedly replacing at the lower mouth of a river 7, thus realize the seriality of continuous casting work；
Step 6, the replacing of turn guide plate: when turn guide plate 4 uses a period of time to need to change, it is only necessary to bearing pin 9 is taken out
Go out the most replaceable.
A kind of continuous casting production fast replacement system quick change method of the present embodiment, principle is simple, operates understandable, i.e.
Achieve quick-replaceable, in turn ensure that replacing precision, it is to avoid molten steel bias current.
Embodiment 6
A kind of continuous casting production fast replacement system concrete structure of the present embodiment is substantially with embodiment 5, and improvements exist
In: the top end face of described push rod 81 is provided with cushion pad, can be quality of rubber materials, when preventing new and old lower outlet replacing, push rod 81
The lower mouth of a river 7 of damage；Described hydraulic jack is light-duty oil cylinder, and active force is releived controlled；Fixed plate 2 and bottom plate 3 lead to
Cross 4 screw rods and be detachably fixed connection, convenient disassembly, 4 upper and lower plates fixing holes through 4 upper and lower plates fixing holes 34 at corner
34 also act as spacing effect, facilitate the centering at the upper and lower mouth of a river.
Step one, the socket of filling pipe end: as shown in Figure 8, be that inverted T-shaped filling pipe end 6 upper end passes in bottom plate by cross section
After the centre bore of central hole 35 and upper mounted plate 2, it is enclosed within brick cup 1 internal；Fixed plate centre bore 35 is close at edge, filling pipe end 6 lower end
Bottom surface；
Step 2, the installation of turn guide plate: the rail groove notch of 2 turn guide plates 4 is relative, sequentially pass through pin with bearing pin 9
2 turn guide plates 4 are hung over bottom bottom plate 3 by axis hole 31 and rotating plate axis hole 41；Start pneumatic spring, to turn guide plate 4
Outer side edges apply downward active force, under the leverage of bearing pin 9, it is fast that the inner side edge of 2 turn guide plates 4 forms the lower mouth of a river
Change guide-track groove 42；
Step 3, the lower mouth of a river support into: by measuring turn guide plate center line to the length of hangers 32, set hydraulic jack
The stroke of push rod 81, hangs over inside hangers 32 by hydraulic jack, by push rod 81 along lower nozzle quick-change guide-track groove 42 by the lower mouth of a river 7
Support into, after being directed at the center line at the upper and lower mouth of a river, take off hydraulic jack；
Step 4, the upper and lower mouth of a river compress: be again started up pneumatic spring, increase lower nozzle quick-change guide-track groove 42 to the lower mouth of a river 7
Active force upwards, is pressed on the upper and lower mouth of a river together；
Step 5, quick-replaceable sewage outlet: when work a period of time needs to change the lower mouth of a river 7, reduced by pneumatic spring
The new lower mouth of a river 7, to the lower mouth of a river 7 active force upwards, is inserted lower nozzle quick-change guide-track groove 42 and is entered by lower nozzle quick-change guide-track groove 42
At Kou, hydraulic jack is hung over again inside hangers 32, by push rod 81 along lower nozzle quick-change guide-track groove 42 by the new lower mouth of a river 7
Support into, the old lower mouth of a river 7 is supported out by the new lower mouth of a river 7, it is achieved both exchange, and take off hydraulic jack；
Step 6, pressurization: be again started up pneumatic spring, increase lower nozzle quick-change guide-track groove 42 to the lower mouth of a river 7 work upwards
Firmly, the upper and lower mouth of a river is pressed on together again；
Step 7, repetition step 5 and six, it is achieved the repeatedly replacing at the lower mouth of a river 7, thus realize the seriality of continuous casting work；
Step 8, the replacing of turn guide plate: when turn guide plate 4 uses a period of time to need to change, it is only necessary to bearing pin 9 is taken out
Go out the most replaceable.
Schematically being described this utility model and embodiment thereof above, this description does not has restricted, accompanying drawing
Shown in be also one of embodiment of the present utility model, actual structure is not limited thereto.So, if this area
Those of ordinary skill enlightened by it, in the case of without departing from the invention objective, without creative designing with should
Frame mode that technical scheme is similar and embodiment, all should belong to protection domain of the present utility model.
Claims (9)
1. a continuous casting production fast replacement system, including brick cup (1), upper mounted plate (2), bottom plate (3) with eject dress
Put (8), it is characterised in that: also include turn guide plate (4), elastic device (5) and bearing pin (9)；Wherein:
Described brick cup (1) sleeve-like configuration ringwise, is placed in directly over upper mounted plate (2) centre bore；Upper mounted plate (2) and lower solid
Determine fixing after the centre bore of plate (3) aligns connection；Described turn guide plate (4) has 2, all by bearing pin (9) in bottom plate (3)
Bottom realizes turn, and is symmetrical arranged, and turn guide plate (4) side is compressed by elastic device (5), and another side is against lower water
Mouthful (7) bottom, the upper end of the lower mouth of a river (7) is against with the lower end of filling pipe end (6) together with, the upper end of filling pipe end (6) passes down
After fixed plate (3) and upper mounted plate (2), it is enclosed within brick cup (1) internal；In described brick cup (1), filling pipe end (6) and the lower mouth of a river (7)
The heart is on same centrage；Described liftout attachment (8) is arranged on bottom plate (3) outside, the lower mouth of a river (7) can be ejected realization
The rapid interchangeable of the new and old lower mouth of a river (7).
A kind of continuous casting production fast replacement system the most according to claim 1, it is characterised in that: described 2 turns are led
It is downward step-like that plate (4) props up the side at the lower mouth of a river (7), and two steps form lower nozzle quick-change guide-track groove (42) relatively.
A kind of continuous casting production fast replacement system the most according to claim 2, it is characterised in that: described elastic device
(5) it is spring, is stuck between turn guide plate (4) outer side edges and bottom plate (3).
A kind of continuous casting production fast replacement system the most according to claim 3, it is characterised in that: described spring is air pressure
Spring, is against turn guide plate (4) outside after sequentially passing through bottom plate spring fixed hole (33) and rotating plate spring fixed hole (44)
Between limit and bottom plate (3).
A kind of continuous casting production fast replacement system the most according to claim 4, it is characterised in that: each turn guide plate
(4) several gas springs it are uniformly arranged on；Turn guide plate (4) is provided with spring air pressure detection groove near left and right side edge
(43), wherein 2 rotating plate spring fixed holes (44) are separately positioned in 2 spring air pressure detection groove (43), the built-in spring of notch
Air pressure testing agency.
A kind of continuous casting production fast replacement system the most according to claim 5, it is characterised in that: described bottom plate
(3) before and after, both sides have through pin shaft hole (31), and turn guide plate (4) also has through rotating plate axis hole at step
(41), after bearing pin (9) sequentially passes through pin shaft hole (31) and rotating plate axis hole (41), coordinate elastic device (5) that turn guide plate (4) is solid
Bottom due to bottom plate (3).
A kind of continuous casting production fast replacement system the most according to claim 5, it is characterised in that: described bottom plate
(3) right side is additionally provided with 2 hangers (32) of symmetry, and hangers (32) has the hangers arc groove relative with pin shaft hole (31)
(321)。
A kind of continuous casting production fast replacement system the most according to claim 7, it is characterised in that: described filling pipe end (6)
Cross section is inverted T-shape, and T-shaped edge, bottom is against the bottom surface of bottom plate centre bore (35)；The described lower mouth of a river (7) cross section is in just
T-shaped, hang on lower nozzle quick-change guide-track groove (42)；Described liftout attachment (8) is cross hydraulic jack, and two side ends hangs over extension
The inner side of ear (32), its push rod (81) withstands on the T-shaped head at the lower mouth of a river (7) after stretching into lower nozzle quick-change guide-track groove (42).
A kind of continuous casting production fast replacement system the most according to claim 8, it is characterised in that: described push rod (81)
Top end face is provided with cushion pad；Described hydraulic jack is light-duty oil cylinder；Fixed plate (2) and bottom plate (3) are by 4
Screw rod is detachably fixed connection through 4 upper and lower plates fixing holes (34) at corner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620847964.4U CN205851866U (en) | 2016-08-05 | 2016-08-05 | A kind of continuous casting production fast replacement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620847964.4U CN205851866U (en) | 2016-08-05 | 2016-08-05 | A kind of continuous casting production fast replacement system |
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| Publication Number | Publication Date |
|---|---|
| CN205851866U true CN205851866U (en) | 2017-01-04 |
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ID=57657948
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620847964.4U Active CN205851866U (en) | 2016-08-05 | 2016-08-05 | A kind of continuous casting production fast replacement system |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001536A (en) * | 2016-08-05 | 2016-10-12 | 马鞍山江润冶金有限责任公司 | Continuous casting tundish quick replacing system and replacing method |
| CN110899684A (en) * | 2019-10-31 | 2020-03-24 | 张家港宏昌钢板有限公司 | Online reconnection method for sizing nozzle of tundish |
-
2016
- 2016-08-05 CN CN201620847964.4U patent/CN205851866U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001536A (en) * | 2016-08-05 | 2016-10-12 | 马鞍山江润冶金有限责任公司 | Continuous casting tundish quick replacing system and replacing method |
| CN110899684A (en) * | 2019-10-31 | 2020-03-24 | 张家港宏昌钢板有限公司 | Online reconnection method for sizing nozzle of tundish |
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