CN106378446A - Steel ladle upper water nozzle quick disassembling device, system and method - Google Patents
Steel ladle upper water nozzle quick disassembling device, system and method Download PDFInfo
- Publication number
- CN106378446A CN106378446A CN201611055860.0A CN201611055860A CN106378446A CN 106378446 A CN106378446 A CN 106378446A CN 201611055860 A CN201611055860 A CN 201611055860A CN 106378446 A CN106378446 A CN 106378446A
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- China
- Prior art keywords
- pull bar
- baffle plate
- mouth
- upper nozzle
- draw
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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
- B22D41/50—Pouring-nozzles
- B22D41/56—Means for supporting, manipulating or changing a pouring-nozzle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Abstract
The invention discloses a steel ladle upper water nozzle quick disassembling device, system and method, and belongs to the technical field of steel ladle water nozzle maintenance. The steel ladle upper water nozzle quick disassembling device comprises a water nozzle drawing unit and a drawing driving unit. The water nozzle drawing unit comprises a pull rod force bearing check ring, a clamping groove matching pull rod, a baffle connecting pull rod and a water nozzle drawing baffle, wherein the pull rod force bearing check ring is connected with the baffle connecting pull rod through the clamping groove matching pull rod, and the water nozzle drawing baffle is arranged at the end, far away from the pull rod force bearing check ring, of the baffle connecting pull rod. The drawing driving unit comprises a pull rod buckling component and a drawing driving oil cylinder, wherein the pull rod buckling component and the drawing driving oil cylinder are connected in a rotating mode through a pivot, and a force application clamping groove is matched with the clamping groove matching pull rod. According to the steel ladle upper water nozzle quick disassembling device, system and method, the pull rod buckling component of the drawing driving unit and the pull rod force bearing check ring of the water nozzle drawing unit are matched with each other, the drawing driving oil cylinder can be started to apply pulling force to the pull rod force bearing check ring, and therefore a steel ladle upper water nozzle can be quickly disassembled from a water nozzle pocket block.
Description
Technical field
The present invention relates to ladle nozzle maintenance technique field, in particular, it is related to a kind of ladle upper nozzle and quickly removes
Device, system and method for dismounting.
Background technology
Ladle-pot hot-repair operation refers to that resistance to material carries out the work checking, changing to mouth of a river position again after pouring molten steel finishes
Industry, the mainly inspection to the erosion condition of the resistance to material of steel ladle sliding water gap.When filling pipe end, the slide plate of judging steel ladle sliding water gap
Or the erosion condition of the resistance to material such as lower mouth of a river is difficult to meet the requirement of continuous use it is necessary to filling pipe end is removed accordingly resistance to material,
And changed.
Wherein：Steel ladle sliding water gap be control ladle in molten steel flow an important device, mainly include filling pipe end, on
Slide plate, lower skateboard and lower mouth of a river, its operation principle is to adjust the size of molten steel flow by making the upper lower skateboard changing of the relative positions.Ladle
Service condition is severe, and ladle is frequently necessary to change slide gate nozzle in use.Because filling pipe end is by bonding agent and steel
Tundish nozzle pocket is closely joined together, and removes relatively difficult.Typically removed using pneumatic pick in prior art, but
It is that this method for dismounting has the disadvantages that：One, demolishing process time are partially long, affect ladle-pot hot-repair and rhythm of production, significantly drop
Low all transfer efficients of ladle；Two, filling pipe end is closely joined together with ladle pocket block by bonding agent, removes
Get up relatively difficult；Three, ladle surrounding is severe, radiation temperature is higher, high labor intensive during manual demolition, and
Easily burn or scald operator；Four, removing needs to use air pick drill, consumes big, dismounting high cost.Five, manually tear open
During filling pipe end, in demolishing process, smooth operation is poor, easily causes the damage of ladle pocket block, it is possible to create passage
And cause the serious accidents such as ladle bleed-out.Above-mentioned technical problem seriously limits the quick dismounting of ladle upper nozzle, scene
Operator earnestly expect to can solve the problem that ladle upper nozzle is difficult to the technical barrier of fast quick-detach.
Through patent retrieval, existing related technical scheme is open.Innovation and creation entitled：A kind of ladle upper nozzle is automatic
Extracting apparatus (the patent No.：ZL201220550741.3, patent application day：2012.10.25), including hydraulic cylinder, cylindric top
Set, cylindric pull out water outlet connector and pull out mouth of a river pull bar, top cover coaxial package hydraulic cylinder piston rod outside and pass through flange and
The cylinder body of hydraulic cylinder is affixed；Pull out that mouth of a river pull bar is coaxial with hydraulic cylinder, its one end relative with the piston rod of hydraulic cylinder is provided with card
Disk, the other end is provided with shoulder block, and the one end pulling out water outlet connector is docked with the piston rod of hydraulic cylinder by screw thread, and the other end is provided with
The draw-in groove matching with the chuck pulling out mouth of a river tie rod end, subject application pulls out mouth of a river pull bar using Driven by Hydraulic Cylinder, and ladle is upper
The mouth of a river is extracted, and greatly reduces the labor intensity of workman, improves all transfer efficients of ladle.In addition, a kind of ladle upper nozzle brick
Retracting device (the patent No.：ZL201420230747.1, the applying date：2014.05.07), it is provided with support at the two ends of gripper shoe
Bar, the centre of gripper shoe is provided with support tube, is provided with dowel hole on support tube, is equipped with alignment pin in dowel hole, supports
It is set with hydraulic connecting rod, hydraulic connecting rod is provided with through hole, matches with dowel hole, one end of hydraulic connecting rod is connected with tooth bar in pipe
Pull bar, support tube is fixedly connected with the hydraulic stem on hydraulic cylinder；It is provided with puller device in the end of tooth bar pull bar, described pull head dress
It is provided with pull head pull bar in putting, pull head block tooth bar is provided with pull head pull bar, have pull head block with pull head block tooth bar engages,
Pull head block is connected with pull head fixed block by rotating shaft, it is achieved thereby that complete for filling pipe end is taken apart.Above-mentioned technical side
Although case has carried out the improvement of a part, because in filling pipe end unloading process, working condition is severe, above-mentioned technological improvement
It is difficult to quickly effectively removing of filling pipe end.
Content of the invention
1. invent technical problem to be solved
It is an object of the invention to overcoming ladle upper nozzle in prior art to remove the low problem of efficiency, provide a kind of ladle
Filling pipe end fast dismounting device, system and method for dismounting；Its specific purposes is as follows：
The purpose that one, a kind of ladle upper nozzle providing remove device is, for ladle upper nozzle dismounting provide efficiently,
Stable provision for disengagement, thus improve the dismounting efficiency of ladle upper nozzle；
Two, a kind of ladle upper nozzle providing quickly is removed the purpose of system and is, dismantling for ladle upper nozzle provides
Efficiently, stable dismounting system, thus improve the dismounting efficiency of ladle upper nozzle；
Three, a kind of purpose of the quick method for dismounting of ladle upper nozzle providing is, provides efficiently for ladle upper nozzle
Method for dismounting, greatly improves the dismounting efficiency of ladle upper nozzle.
2. technical scheme
For reaching above-mentioned purpose, the technical scheme that the present invention provides is：
A kind of ladle upper nozzle of the present invention removes device, including mouth of a river drawing unit and drawing driver element, described
Mouth of a river drawing unit includes pull bar stress back-up ring, draw-in groove cooperation pull bar, baffle plate cylinder lever connecting rod and mouth of a river drawing baffle plate, and described draws
Bar stress back-up ring coordinates pull bar to be connected with baffle plate cylinder lever connecting rod by draw-in groove, and above-mentioned mouth of a river drawing baffle plate setting is in baffle plate even
Connect pull bar one end away from pull bar stress back-up ring, and drawing baffle plate in the mouth of a river is rotated by baffle plate rotating hinge with baffle plate cylinder lever connecting rod
Connect；Above-mentioned drawing driver element includes pull bar fastening component and drawing and drives oil cylinder, described pull bar fastening component with draw
Pull out driving oil cylinder by pivoting connection, above-mentioned pull bar fastening component offers force draw-in groove and back-up ring holding tank, institute
The force draw-in groove stated is arranged at the side that pull bar fastening component drives oil cylinder away from drawing, and this force draw-in groove coordinates pull bar with draw-in groove
Match, described back-up ring accommodates the inner side being arranged at force draw-in groove, and this back-up ring holding tank is adapted with pull bar stress back-up ring, draws
Bar stress back-up ring is along back-up ring holding tank length direction relative motion.
Preferably, described drawing drives and is provided with oil cylinder contraction pull bar on oil cylinder, and pull bar fastening component is revolved by fastening
Hinge axis shrink pull bar with oil cylinder and are connected, and pull bar fastening component can be to fasten rotating hinge as axis rotation.
Preferably, it is provided with taper connection pull bar between described draw-in groove cooperation pull bar and baffle plate cylinder lever connecting rod.
Preferably, the force draw-in groove end of described pull bar fastening component is provided with the cambered surface that is slidably matched, described slip
Cooperation cambered surface is matched with the curved surfaces of taper connection pull bar.
Preferably, described baffle plate cylinder lever connecting rod offers baffle plate holding tank away from one end of pull bar stress back-up ring, described
Mouth of a river drawing baffle plate on be provided with baffle plate rotating hinge, above-mentioned mouth of a river drawing baffle plate passes through baffle plate rotating hinge with baffle plate even
Connect pull bar and rotate and connect.
Preferably, described pull bar stress back-up ring arranges pull bar spacing block set, described pull bar spacing block set and force
Draw-in groove matches, and this pull bar spacing block set is used for limiting pull bar stress back-up ring with respect to the rotation of pull bar fastening component.
Preferably, described pull bar stress back-up ring and draw-in groove cooperation pull bar are cylindric, and the diameter of pull bar stress back-up ring
Coordinate the diameter of pull bar more than draw-in groove.
A kind of ladle upper nozzle of the present invention quickly removes system, including removing device and pedestal, described pedestal sets
It is equipped with supporting mechanism, this supporting mechanism is provided with hoisting mechanism, the bottom of hoisting mechanism is connected with removing device, described
Removing device is that above-mentioned ladle upper nozzle removes device.
A kind of quick method for dismounting of ladle upper nozzle of the present invention, ladle is hoisted to hot repair station, mouth of a river drawing list
In the cavity of unit's insertion ladle upper nozzle, then the pull bar fastening component of drawing driver element is fastened on mouth of a river drawing unit,
Drawing driver element drives drawing unit in the mouth of a river to remove ladle upper nozzle.
Preferably, its specific step is as follows：
1) ladle is hoisted to hot repair station, then ladle is turned to vertical state, so that the molten steel of ladle upper nozzle is gone out
Mouth end keeps vertically；
2) drawing unit in the mouth of a river is inserted in the cavity of ladle upper nozzle by the molten steel outlet end of ladle upper nozzle, baffle plate is even
The mouth of a river drawing baffle plate connecing tie rod end rotates to vertical state, the molten steel arrival end of this mouth of a river drawing baffle plate and ladle upper nozzle
Contact；
3) axis of adjustment drawing driver element is on the same line with the axis of mouth of a river drawing unit, rotating rod
Fastening component, and the force draw-in groove of pull bar fastening component is fastened on draw-in groove cooperation pull bar, mobile drawing driver element, make to draw
Bar spacing block set is matched with force draw-in groove under the guide effect of projection guide post, and exert a force draw-in groove and pull bar stress back-up ring phase
Contact；
4) drawing driving oil cylinder is fixed on pedestal, starts drawing and drive oil cylinder force to pull pull bar fastening component, draw
The bar fastening component draw-in groove that passes through to exert a force applies pulling force to mouth of a river drawing unit, and the mouth of a river drawing baffle plate of mouth of a river drawing unit is by pulling force
It is transferred to the molten steel arrival end of ladle upper nozzle, ladle upper nozzle is removed in the pocket block of ladle.
3. beneficial effect
The technical scheme being provided using the present invention, compared with prior art, is had the advantages that：
(1) a kind of ladle upper nozzle of the present invention removes device and system, and drawing unit in the mouth of a river is provided with pull bar stress
Back-up ring, mouth of a river drawing baffle plate setting in baffle plate cylinder lever connecting rod away from pull bar stress back-up ring one end, mouth of a river drawing baffle plate insert steel
Pulling force, the pull bar fastening component of drawing driver element and drawing of mouth of a river drawing unit can be applied to molten steel entrance point after wrapping the mouth of a river
Bar stress back-up ring matches, and starts drawing and drives oil cylinder can apply pulling force to pull bar stress back-up ring, thus quickly by ladle
The mouth of a river is removed by pocket block, and does not need to use air pick drill, greatly reduce dismounting cost, it is to avoid operator directly connect
Tactile ladle upper nozzle, reduces labor intensity and the Labor Risk of operator；
(2) a kind of ladle upper nozzle of the present invention removes device and system, and the force draw-in groove end of pull bar fastening component sets
It is equipped with the cambered surface that is slidably matched, the cambered surface that is slidably matched is matched with the curved surfaces of taper connection pull bar, when pull bar fastening component button
When being combined in the process that draw-in groove coordinates pull bar, pull bar fastening component is rotated and is contacted with taper connection pull bar to the cambered surface that is slidably matched, and
Back stay fastening component slides along taper connection pull bar with the cambered surface that is slidably matched, and slides into force draw-in groove and coordinates pull bar with draw-in groove
Match, thus the cooperation efficiency of exert a force during improving use draw-in groove and draw-in groove cooperation pull bar, improve ladle upper nozzle
Remove efficiency, and ensure that all transfer efficients of ladle simultaneously；
(3) a kind of ladle upper nozzle of the present invention removes device and system, and pull bar stress back-up ring arranges pull bar limit convex
Block, pull bar spacing block set is matched with force draw-in groove, and this pull bar spacing block set is used for limiting pull bar stress back-up ring with respect to pull bar
Fastening component rotates；And pull bar spacing block set is provided with projection guide post near one end of baffle plate cylinder lever connecting rod, this projection guides
Bar is used for guiding pull bar spacing block set to enter force draw-in groove, thus limit pull bar stress back-up ring turning with respect to pull bar fastening component
Dynamic, not only prevent device damage, and be conducive to improving the accuracy in ladle upper nozzle demolishing process, it is to avoid in demolishing process
Damage to ladle pocket block, thus avoid causing the serious accidents such as ladle bleed-out；
(4) a kind of ladle upper nozzle of the present invention removes device and system, and oil cylinder shrinks and is provided with positioning screw hole on pull bar,
The location fit hole matched with positioning screw hole is provided with pull bar fastening component, Positioning screw passes through location fit hole and positioning
Screw matches, and pull bar fastening component is fixed on oil cylinder and shrinks on pull bar, effectively prevents drawing from driving hydraulic oil cylinder driving pull bar button
When closing component, pull bar fastening component rotates with respect to fastening rotating hinge, thus ensureing pull bar fastening component to pull bar stress back-up ring
Uniformly apply pulling force, prevent from removing device or ladle pocket block causes because of discontinuity to damage；
(5) the quick method for dismounting of a kind of ladle upper nozzle of the present invention, by being transferred to hot repair station, water by ladle to be repaired
Mouth drawing unit is inserted in the cavity of ladle upper nozzle by molten steel outlet end, then the pull bar fastening component button by drawing driver element
It is combined on mouth of a river drawing unit, drawing driver element drives drawing unit in the mouth of a river to remove ladle upper nozzle, not only increases steel
Wrap the dismounting efficiency at the mouth of a river, and keep pull bar stress back-up ring during removing with respect to pull bar fastening component in ladle
Relatively stable, improve the stability in ladle upper nozzle demolishing process, effectively prevent in demolishing process to ladle nozzle seat
The damage of brick.
Brief description
Fig. 1 is the structural representation of the dismounting device of embodiments of the invention 1；
Fig. 2 is the structural representation of the drawing driver element of embodiments of the invention 1；
Fig. 3 is the structural representation of the pull bar fastening component of embodiments of the invention 1；
Fig. 4 is the structural representation of the mouth of a river drawing unit of embodiments of the invention 1；
Fig. 5 is that a kind of ladle upper nozzle of the present invention quickly removes overall system architecture schematic diagram；
Fig. 6 is the structural representation of the dismounting device of embodiments of the invention 2；
Fig. 7 is the structural representation of the drawing driver element of embodiments of the invention 3；
The cooperation schematic diagram of mouth of a river drawing unit and ladle upper nozzle when Fig. 8 removes ladle upper nozzle for the present invention.
Label declaration in accompanying drawing：
100th, mouth of a river drawing unit；110th, pull bar stress back-up ring；111st, back-up ring stress surface；112nd, pull bar spacing block set；
113rd, projection guide post；120th, draw-in groove cooperation pull bar；130th, taper connection pull bar；140th, baffle plate cylinder lever connecting rod；141st, baffle plate holds
Receive groove；150th, mouth of a river drawing baffle plate；151st, baffle plate rotating hinge；
200th, drawing driver element；210th, pull bar fastening component；211st, be slidably matched cambered surface；212nd, exert a force draw-in groove；213、
Back-up ring force surface；214th, back-up ring holding tank；215th, location fit hole；216th, Positioning screw；220th, oil cylinder shrinks pull bar；221st, fixed
Position screw；230th, fasten rotating hinge；240th, drawing drives oil cylinder；
310th, pocket block；320th, ladle upper nozzle；321st, molten steel arrival end；322nd, molten steel outlet end；
410th, pedestal；420th, supporting mechanism；430th, hoisting mechanism.
Specific embodiment
Hereafter accompanying drawing be with reference to the detailed description of the exemplary embodiment of the present invention, this accompanying drawing forms of description
Point, show the enforceable exemplary embodiment of the present invention in the figure as an example.Although these exemplary embodiment quilts
Fully describe in detail so that those skilled in the art can implement the present invention, it is to be understood that can achieve other embodiment and
Can to the present invention, various changes can be made without departing from the spirit and scope of the present invention.Therefore, the hereafter reality to the present invention
The more detailed description applying example is not limited to required the scope of the present invention, and just to being illustrated and not
Limit to the feature of the present invention and the description of feature, to propose to execute the best mode of the present invention, and be sufficient so that this area skill
Art personnel can implement the present invention.Thus, the scope of the invention is only defined by the appended claims.
Hereafter detailed description of the present invention and example embodiment can combine accompanying drawing to more fully understand, wherein the present invention
Element and feature are identified by reference.
Embodiment 1
As Figure 1-Figure 5, a kind of ladle upper nozzle of the present invention removes device, includes mouth of a river drawing unit 100 and draws
Pull out driver element 200, described mouth of a river drawing unit 100 includes pull bar stress back-up ring 110, draw-in groove cooperation pull bar 120, baffle plate even
Connect pull bar 140 and mouth of a river drawing baffle plate 150, described pull bar stress back-up ring 110 coordinates pull bar 120 to be connected with baffle plate by draw-in groove
Pull bar 140 is connected, and is provided with taper connection pull bar 130 between draw-in groove cooperation pull bar 120 and baffle plate cylinder lever connecting rod 140, should
Taper connection pull bar 130 matches (as shown in Figure 1) with the cambered surface 211 that is slidably matched.Above-mentioned mouth of a river drawing baffle plate 150 is arranged at
Baffle plate cylinder lever connecting rod 140 is away from one end of pull bar stress back-up ring 110, and mouth of a river drawing baffle plate 150 is led to baffle plate cylinder lever connecting rod 140
Cross baffle plate rotating hinge 151 and rotate and connect.In more detailed description, baffle plate cylinder lever connecting rod 140 is away from pull bar stress back-up ring 110
One end offers baffle plate holding tank 141, and the width of baffle plate holding tank 141 is more than the width of mouth of a river drawing baffle plate 150, mouth of a river drawing
Baffle plate rotating hinge 151 is provided with baffle plate 150, mouth of a river drawing baffle plate 150 is connected with baffle plate by baffle plate rotating hinge 151 and draws
Bar 140 rotates and connects, and the end of described baffle plate holding tank 141 is provided with the axle matching with above-mentioned baffle plate rotating hinge 151
Hole, above-mentioned mouth of a river drawing baffle plate 150 is passed through baffle plate rotating hinge 151 and is connected (as Fig. 4 institute with baffle plate cylinder lever connecting rod 140 rotation
Show), baffle plate holding tank 141 is used for accommodating mouth of a river drawing baffle plate 150, and that is, mouth of a river drawing baffle plate 150 with baffle plate rotating hinge 151 is
Axle rotates, and when mouth of a river drawing baffle plate 150 turns to parallel with baffle plate cylinder lever connecting rod 140, mouth of a river drawing baffle plate 150 is contained in gear
In plate holding tank 141, now mouth of a river drawing unit 100 can be inserted in ladle upper nozzle 320 by molten steel outlet end 322.
The drawing driver element 200 of the present embodiment includes pull bar fastening component 210 and drawing drives oil cylinder 240, described
Pull bar fastening component 210 drives oil cylinder 240 to be connected by pivoting with drawing, i.e. drawing drives and is provided with oil on oil cylinder 240
Cylinder shrinks pull bar 220, opens drawing and drives oil cylinder 240 that oil cylinder contraction pull bar 220 can be driven to stretch, pull bar fastening component 210 leads to
Cross fastening rotating hinge 230 to be connected with oil cylinder contraction pull bar 220, pull bar fastening component 210 to fasten rotating hinge 230 can be
Axis rotation (as depicted in figs. 1 and 2).
Force draw-in groove 212 and back-up ring holding tank 214 are provided with above-mentioned pull bar fastening component 210, force draw-in groove 212 sets
It is placed in the side that pull bar fastening component 210 drives oil cylinder 240 away from drawing, this force draw-in groove 212 coordinates pull bar 120 phase with draw-in groove
Cooperation (as shown in Figure 3).The inner side of described force draw-in groove 212 is provided with back-up ring holding tank 214, and described inner side is near oil
Cylinder shrinks the side of pull bar 220；This back-up ring holding tank 214 is adapted with pull bar stress back-up ring 110, pull bar stress back-up ring 110 edge
Back-up ring holding tank 214 length direction relative motion.
Force draw-in groove 212 end of the pull bar fastening component 210 of the present embodiment is provided with the cambered surface 211 that is slidably matched, and slides
Cooperation cambered surface 211 is matched with the curved surfaces of taper connection pull bar 130, when pull bar fastening component 210 is fastened on draw-in groove cooperation
During the process of pull bar 120, pull bar fastening component 210 is rotated and is contacted with taper connection pull bar 130 to the cambered surface 211 that is slidably matched, and
Back stay fastening component 210 slides along taper connection pull bar 130 with the cambered surface 211 that is slidably matched, thus sliding into force draw-in groove
212 coordinate pull bar 120 to match with draw-in groove.It is worth further illustrating, pull bar stress back-up ring 110 and draw-in groove coordinate pull bar
120 is cylindric, and the diameter coordinating pull bar 120 with diameter greater than draw-in groove of pull bar stress back-up ring 110, pull bar fastening component 210
Pull bar 120 is coordinated to continue to slide along draw-in groove, until the back-up ring force surface 213 of force draw-in groove 212 and pull bar stress back-up ring 110
Back-up ring stress surface 111 contacts.Its guide ring force surface 213 is the plane connecting force draw-in groove 212 and back-up ring holding tank 214,
And back-up ring force surface 213 is perpendicular to the axis of force draw-in groove 212, above-mentioned back-up ring stress surface 111 is that pull bar stress back-up ring 110 leans on
Nearly draw-in groove coordinates the plane of pull bar 120 side, and this back-up ring stress surface 111 cylinder lever connecting rod stress back-up ring 110 coordinates pull bar with draw-in groove
120.
A kind of ladle upper nozzle of the present embodiment quickly removes system, including removing device and pedestal 410, described pedestal
It is provided with supporting mechanism 420, pedestal 410 bottom is provided with wheel, and this supporting mechanism 420 is provided with hoisting mechanism on 410
430, described hoisting mechanism 430 is chain block, and this chain block is conventional lifting device of the prior art, pulls calabash
The bottom of reed is connected by steel chain with removing device, i.e. the drawing of chain block drawing driver element 200 drives oil cylinder 240 phase
Connect, the connection of this steel chain has flexibility, thus convenient adjustment drawing driver element 200 is aligned (such as with mouth of a river drawing unit 100
Shown in Fig. 5), described device of removing is that above-mentioned ladle upper nozzle removes device.
Embodiment 2
As shown in fig. 6, pull bar spacing block set 112, pull bar spacing block set are arranged on the pull bar stress back-up ring 110 of the present embodiment
112 are matched with force draw-in groove 212, and this pull bar spacing block set 112 is used for limiting pull bar stress back-up ring 110 with respect to pull bar fastening
Component 210 rotates.And pull bar spacing block set 112 is provided with projection guide post 113 near one end of baffle plate cylinder lever connecting rod 140, should
Projection guide post 113 is used for guiding pull bar spacing block set 112 to enter force draw-in groove 212, thus limiting pull bar stress back-up ring 110 phase
Pull bar fastening component 210 is rotated, exerted a force after being matched with pull bar fastening component 210 due to pull bar stress back-up ring 110 process
In, easily rotate with respect to pull bar fastening component 210, this rotation easily causes discontinuity and damage equipment, and existing skill
Art personnel not yet pay close attention to this problem.While preventing device damage, be conducive to improving in ladle upper nozzle 320 demolishing process
Accuracy, it is to avoid the damage of ladle pocket block 310 in demolishing process, thus cause the serious accidents such as ladle bleed-out.The present invention
By the Creative Design of pull bar spacing block set 112, thus effectively limiting pull bar stress back-up ring 110 to fasten structure with respect to pull bar
Part 210 rotates, thus ensure that the stability in drawing process, having prominent substantive distinguishing features and significantly improving.Move back one
It is assumed that pull bar spacing block set 112 is contemplated that in ten thousand steps, but those skilled in the art is without creative labor
Move and will not easily expect arranging projection guide post 113 in pull bar spacing block set 112 front end, thus being used for guiding pull bar spacing
Projection 112 is matched with force draw-in groove 212.
Embodiment 3
As shown in fig. 7, the oil cylinder of the present embodiment shrinks is provided with positioning screw hole 221, pull bar fastening component on pull bar 220
It is provided with the location fit hole 215 matched with positioning screw hole 221, Positioning screw 216 is matched with positioning screw hole 221 on 210,
Positioning screw 216 is matched through location fit hole 215 with positioning screw hole 221, thus pull bar fastening component 210 is fixed on oil
Cylinder shrinks on pull bar 220, pull bar fastening component 210 phase when effectively preventing drawing from driving oil cylinder 240 to drive pull bar fastening component 210
Rotate for fastening rotating hinge 230, thus ensureing that pull bar fastening component 210 uniformly applies pulling force to pull bar stress back-up ring 110,
Ensure the uniformity of pulling force, thus preventing equipment from damaging because of discontinuity.
According to the above embodiments 1-3, as shown in figure 8, a kind of quick method for dismounting of ladle upper nozzle of the present invention, tool
The dismounting step of body is as follows：
(1) ladle is hoisted to hot repair station, then ladle is turned to vertical state, make the steel of ladle upper nozzle 320
Water outlet end 322 keeps vertical, using oxygen jet, ladle upper nozzle 320 is carried out, thus remaining slag is burnt washing
Totally；
(2) mouth of a river drawing unit 100 is inserted ladle upper nozzle 320 by the molten steel outlet end 322 of ladle upper nozzle 320
In cavity, the mouth of a river drawing baffle plate 150 of baffle plate cylinder lever connecting rod 140 end rotates to vertical state, this mouth of a river drawing baffle plate 150 with
The molten steel arrival end 321 of ladle upper nozzle 320 contacts；
(3) axis of adjustment drawing driver element 200 is on the same line with the axis of mouth of a river drawing unit 100,
The force draw-in groove 212 of pull bar fastening component 210 is fastened on draw-in groove cooperation pull bar 120 rotating rod fastening component 210, mobile
Drawing driver element 200, makes pull bar spacing block set 112 match with force draw-in groove 212 under the guide effect of projection guide post 113
Close, and the draw-in groove 212 that exerts a force is contacted with pull bar stress back-up ring 110；
(4) drawing is driven oil cylinder 240 to be fixed on pedestal 410, start drawing and drive oil cylinder 240 force to pull pull bar to buckle
Close component 210, pull bar fastening component 210 passes through to exert a force draw-in groove 212 to mouth of a river drawing unit 100 applying pulling force, mouth of a river drawing list
Pulling force is transferred to the molten steel arrival end 321 of ladle upper nozzle 320 by the mouth of a river drawing baffle plate 150 of unit 100, by ladle upper nozzle
320 remove in the pocket block 310 of ladle.
More specifically operation is as follows：Rotating tension bar fastening component 210 centered on fastening rotating hinge 230, mobile drawing
Driver element 200 is near mouth of a river drawing unit 100, and pull bar fastening component 210 is rotated to direction contrary to the above, pull bar button
Close be slidably matched cambered surface 211 and taper connection pull bar 130 joint of component 210 front end, in the guiding of taper connection pull bar 130
Lower pull bar fastening component 210 slides into draw-in groove cooperation pull bar 120 with the cambered surface 211 that is slidably matched, and the draw-in groove 212 that exerts a force is joined with draw-in groove
Close pull bar 120 to match, and pull bar stress back-up ring 110 is matched with back-up ring holding tank 214；
The length reverse movement pull bar fastening component 210 of pull bar 120, mobile pull bar fastening component is then coordinated along draw-in groove
During 210 under the guide effect of projection guide post 113, pull bar spacing block set 112 enter force draw-in groove 212, and with apply
Power draw-in groove 212 matches, thus anti-waterstop port drawing unit 100 rotates with respect to drawing driver element 200；Again by location fit
Hole 215 and positioning screw hole 221 are aligned, screwed in place screw 216, pull bar fastening component 210 is fixed on oil cylinder and shrinks pull bar 220
On；Then drawing is driven oil cylinder 240 to be fixed on the supporting mechanism 420 of pedestal 410, the described screw that is fixed as is fixed even
Connect；Starting drawing drives oil cylinder 240 applying power to pull pull bar fastening component 210, and pull bar fastening component 210 passes through the draw-in groove that exerts a force
212 apply pulling force to mouth of a river drawing unit 100, and pulling force is transferred to molten steel by the mouth of a river drawing baffle plate 150 of mouth of a river drawing unit 100
Arrival end 321, thus ladle upper nozzle 320 is removed from pocket block 310 it is achieved that quickly the tearing open of ladle upper nozzle 320
Remove.
Although more specifically, here has been described with the exemplary embodiment of the present invention, the invention is not limited in
These embodiments, but include those skilled in the art according to above describe in detail it can be appreciated that modified, omit,
Any and whole embodiments of (for example between each embodiment) combination, adaptive change and/or replacement.In claim
Restriction language according to used in claim and widely explained, and be not limited in foregoing detailed description or in reality
Apply the example describing during this application, these examples are considered as nonexcludability.For example, in the present invention, term is " preferably
Ground " not exclusively, preferably, here it means that " but be not restricted to that ".Where method or process claims in office
In any step of enumerating can execute in any order and be not limited to the order propose in claim.Therefore, the present invention
Scope should only be determined by claims and its legal equivalents, rather than by descriptions and examples given above come
Determine.
Claims (10)
1. a kind of ladle upper nozzle remove device it is characterised in that：Including mouth of a river drawing unit (100) and drawing driver element
(200), described mouth of a river drawing unit (100) includes pull bar stress back-up ring (110), draw-in groove cooperation pull bar (120), baffle plate connection
Pull bar (140) and mouth of a river drawing baffle plate (150), described pull bar stress back-up ring (110) coordinates pull bar (120) and gear by draw-in groove
Plate cylinder lever connecting rod (140) is connected, and above-mentioned mouth of a river drawing baffle plate (150) is arranged at baffle plate cylinder lever connecting rod (140) away from pull bar
One end of stress back-up ring (110), and mouth of a river drawing baffle plate (150) passes through baffle plate rotating hinge with baffle plate cylinder lever connecting rod (140)
(151) rotate and connect；
Above-mentioned drawing driver element (200) includes pull bar fastening component (210) and drawing drives oil cylinder (240), and described draws
Bar fastening component (210) drives oil cylinder (240) to be connected by pivoting with drawing, on above-mentioned pull bar fastening component (210)
Offer force draw-in groove (212) and back-up ring holding tank (214), described force draw-in groove (212) is arranged at pull bar fastening component
(210) drive the side of oil cylinder (240) away from drawing, this force draw-in groove (212) is matched with draw-in groove cooperation pull bar (120), institute
The back-up ring holding tank (214) stated is arranged at the inner side of force draw-in groove (212), this back-up ring holding tank (214) and pull bar stress back-up ring
(110) it is adapted, pull bar stress back-up ring (110) is along back-up ring holding tank (214) length direction relative motion.
2. a kind of ladle upper nozzle according to claim 1 remove device it is characterised in that：Described drawing drives oil cylinder
(240) it is provided with oil cylinder on and shrinks pull bar (220), pull bar fastening component (210) passes through to fasten rotating hinge (230) and oil cylinder receipts
Contracting pull bar (220) is connected, and pull bar fastening component (210) can be to fasten rotating hinge (230) as axis rotation.
3. a kind of ladle upper nozzle according to claim 2 remove device it is characterised in that：Described draw-in groove cooperation pull bar
(120) it is provided with taper connection pull bar (130) and baffle plate cylinder lever connecting rod (140) between.
4. a kind of ladle upper nozzle according to claim 3 remove device it is characterised in that：Described pull bar fastening component
(210) force draw-in groove (212) end is provided with the cambered surface that is slidably matched (211), the described cambered surface that is slidably matched (211) and taper
The curved surfaces of cylinder lever connecting rod (130) match.
5. a kind of ladle upper nozzle according to claim 3 remove device it is characterised in that：Described baffle plate cylinder lever connecting rod
(140) one end away from pull bar stress back-up ring (110) offers baffle plate holding tank (141), described mouth of a river drawing baffle plate (150)
On be provided with baffle plate rotating hinge (151), baffle plate rotating hinge (151) and baffle plate are passed through in above-mentioned mouth of a river drawing baffle plate (150)
Cylinder lever connecting rod (140) rotates and connects.
6. a kind of ladle upper nozzle according to claim 3 remove device it is characterised in that：Described pull bar stress back-up ring
(110) upper setting pull bar spacing block set (112), described pull bar spacing block set (112) is matched with force draw-in groove (212), should
Pull bar spacing block set (112) is used for limiting pull bar stress back-up ring (110) with respect to pull bar fastening component (210) rotation.
7. a kind of ladle upper nozzle according to any one of claim 1-6 remove device it is characterised in that：Described pull bar
Stress back-up ring (110) and draw-in groove cooperation pull bar (120) are cylindric, and the joining with diameter greater than draw-in groove of pull bar stress back-up ring (110)
Close the diameter of pull bar (120).
8. a kind of ladle upper nozzle quickly remove system it is characterised in that：Including removing device and pedestal (410), described base
It is provided with supporting mechanism (420) on seat (410), this supporting mechanism (420) is provided with hoisting mechanism (430), hoisting mechanism
(430) bottom is connected with removing device, and described removes the ladle upper nozzle that device is described in any one of claim 1-7
Remove device.
9. a kind of ladle upper nozzle quick method for dismounting it is characterised in that：Ladle is hoisted to hot repair station, mouth of a river drawing list
First (100) insert in the cavity of ladle upper nozzle (320), then pull bar fastening component (210) button by drawing driver element (200)
It is combined in mouth of a river drawing unit (100), drawing driver element (200) drives mouth of a river drawing unit (100) by ladle upper nozzle
(320) remove.
10. a kind of quick method for dismounting of ladle upper nozzle according to claim 9 it is characterised in that：Specific step is such as
Under：
1) ladle is hoisted to hot repair station, then ladle is turned to vertical state, so that the molten steel of ladle upper nozzle (320) is gone out
Mouth end (322) keeps vertically；
2) mouth of a river drawing unit (100) is inserted ladle upper nozzle by the molten steel outlet end (322) of ladle upper nozzle (320)
(320), in cavity, mouth of a river drawing baffle plate (150) of baffle plate cylinder lever connecting rod (140) end rotates to vertical state, and this mouth of a river is drawn
Pull out baffle plate (150) to contact with the molten steel arrival end (321) of ladle upper nozzle (320)；
3) axis of adjustment drawing driver element (200) is on the same line with the axis of mouth of a river drawing unit (100), rotation
Turn pull bar fastening component (210), and the force draw-in groove (212) of pull bar fastening component (210) is fastened on draw-in groove cooperation pull bar
(120) on, mobile drawing driver element (200), make the guide effect in projection guide post (113) for the pull bar spacing block set (112)
Match with force draw-in groove (212) down, and the draw-in groove (212) that exerts a force is contacted with pull bar stress back-up ring (110)；
4) drawing is driven oil cylinder (240) to be fixed on pedestal (410), start drawing and drive oil cylinder (240) force to pull pull bar
Fastening component (210), pull bar fastening component (210) passes through to exert a force draw-in groove (212) to mouth of a river drawing unit (100) applying pulling force,
Pulling force is transferred to the molten steel arrival end of ladle upper nozzle (320) by mouth of a river drawing baffle plate (150) of mouth of a river drawing unit (100)
(321), ladle upper nozzle (320) is removed in the pocket block (310) of ladle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611055860.0A CN106378446A (en) | 2016-11-25 | 2016-11-25 | Steel ladle upper water nozzle quick disassembling device, system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611055860.0A CN106378446A (en) | 2016-11-25 | 2016-11-25 | Steel ladle upper water nozzle quick disassembling device, system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106378446A true CN106378446A (en) | 2017-02-08 |
Family
ID=57959394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611055860.0A Pending CN106378446A (en) | 2016-11-25 | 2016-11-25 | Steel ladle upper water nozzle quick disassembling device, system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106378446A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109550928A (en) * | 2019-01-15 | 2019-04-02 | 江苏德龙镍业有限公司 | For removing the device of ladle upper nozzle |
| CN109822085A (en) * | 2019-02-27 | 2019-05-31 | 石家庄钢铁有限责任公司 | A kind of device and its method for dismounting for dismantling ladle upper nozzle |
| CN113814391A (en) * | 2021-08-02 | 2021-12-21 | 东风本田汽车零部件有限公司 | Rapid dismounting method for water gap of casting machine |
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| CN113814391A (en) * | 2021-08-02 | 2021-12-21 | 东风本田汽车零部件有限公司 | Rapid dismounting method for water gap of casting machine |
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Application publication date: 20170208 |
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