CN207391511U - Vacuum consumable electrode electric arc skull crucible - Google Patents
Vacuum consumable electrode electric arc skull crucible Download PDFInfo
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- CN207391511U CN207391511U CN201721367226.0U CN201721367226U CN207391511U CN 207391511 U CN207391511 U CN 207391511U CN 201721367226 U CN201721367226 U CN 201721367226U CN 207391511 U CN207391511 U CN 207391511U
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Abstract
Vacuum consumable electrode electric arc skull crucible belongs to vacuum metallurgy equipment technical field more particularly to a kind of vacuum consumable electrode electric arc skull crucible.The utility model provides a kind of vacuum consumable electrode electric arc skull crucible easy to use, reliable and stable work.The utility model includes system of bf body, electrode transmission system, crucible overturning system, centrifugation systems, vacuum system, mold transmission trolley peace platform, and structural feature system of bf body is connected together for whole with platform；The system of bf body includes upper furnace body and lower furnace body, and crucible overturning system is arranged on upper furnace body, and with lower furnace body upper end connecing, upper furnace body upper end is provided with electrode chamber for upper furnace body lower end；The electrode transmission system is movably disposed at by track on platform；Electrode transmission system is arranged on above electrode chamber；The centrifugation systems are arranged on lower furnace body lower end, and vacuum system is arranged on the outside of system of bf body；The import of vacuum system is connected with the vacuum orifice of system of bf body.
Description
Technical field
The utility model belongs to vacuum metallurgy equipment technical field more particularly to a kind of vacuum consumable electrode electric arc scull
Stove.
Background technology
Vacuum consumable electrode electric arc skull crucible is the melting condition using vaccum consumable electrode electric arc furnace, using being made in advance
Required diameter and length consutrode (remelting), fast melt is carried out in water jacketed copper crucible, when reaching predetermined thawing
After amount, crucible is tilted, in the casting mold that the titanium injection of liquid is fixed on centrifugal pan (centrifugal casting or quiet cast), so as to obtain
The various casting of complete shape and clear profile.
The furnace structure form of skull crucible decides the type of furnace of skull crucible, and furnace body size depends on solution weight, crucible
Skull crucible according to the skull crucible structure type occurred at present, can be divided by size, centrifugal pan diameter and casting mold height
It is horizontal and vertical.
Horizontal chamber furnace (oven) is most common a kind of type of furnace in titanium casting production.The advantages of horizontal skull crucible is compact-sized, intensity
Height, but the furnace chamber inner height space of horizontal chamber furnace (oven) is limited, is restricted the height of casting mold, if increasing height, will necessarily increase
Diameter, furnace body is also with expansion, so largest domestic only accomplishes 1000Kg horizontal chamber furnace (oven)s at present.
Vertical heater, i.e., using the skull crucible of vertical type square furnace body.Vertical heater improves cast height, makes centrifugal pan and crucible
Relative position it is more reasonable, but the furnace structure of vertical heater is easily deformed, and processing and fabricating cost is higher.Vertical heater at present
Crucible device can be removed outside stove together on fire door trolley with body, and this structure is unilateral power supply, to do anti-magnetic treatment.
No matter horizontal chamber furnace (oven) or vertical heater, for large capacity skull crucible, furnace body size is very big, structural reliability and can open up
Malleability is very low, and since mold quality is very big, causes the modal frequency very little of centrifugal mechanism, make the vibration of centrifugal mechanism very
Greatly, centrifugal mechanism and furnace body rigid connection cause vibration to be passed on furnace body, make furnace body and electrode vibration of bar strong, can not
Work, so there is no the large-scale skull crucible of Rational structure at present.
The content of the invention
The utility model provides a kind of vacuum consumable electricity easy to use, reliable and stable work aiming at the above problem
Pole electrical arc skull crucible.
To achieve the above object, the utility model adopts the following technical solution, and the utility model includes system of bf body, electrode
Transmission system, crucible overturning system, centrifugation systems, vacuum system, mold transmission trolley peace platform, structural feature system of bf body
Whole is connected together with platform；
The system of bf body includes upper furnace body and lower furnace body, and crucible overturning system is arranged on upper furnace body, upper furnace body lower end
With lower furnace body upper end connecing, upper furnace body upper end is provided with electrode chamber；
The electrode transmission system is movably disposed at by track on platform；Electrode transmission system is arranged on electrode chamber
Top；
The centrifugation systems are arranged on lower furnace body lower end, and vacuum system is arranged on the outside of system of bf body；Vacuum system into
Mouth is connected with the vacuum orifice of system of bf body,
The floral disc that mold can be transferred on the centrifugal pan of centrifugation systems is provided on the mold transmission trolley.
As another preferred embodiment, mold transmission trolley described in the utility model includes underdrive pedestal, underdrive bottom
Seat is arranged on by bottom roller on lower railway, and underdrive pedestal is connected with the push rod of horizontal lower thrust oil cylinder, on underdrive pedestal
End rear side is provided with horizontal lifting force oil cylinder, and the push rod of lifting force oil cylinder is connected with upper transmission base, and upper transmission base passes through upper
Idler wheel is arranged on upper rail, and upper rail is arranged on underdrive pedestal；Upper transmission base upper end both sides are provided with lift cylinder,
Extension bar upper end sets the floral disc on lift cylinder；The spacing of both sides lift cylinder is more than the diameter of the centrifugal pan.
As another preferred embodiment, upper furnace body front end described in the utility model is provided with upper furnace door and upper furnace door driver
Structure, lower furnace body front end are provided with lower furnace door and lower furnace door transmission mechanism, and lower furnace body posterior end is provided with rear fire door；
The upper furnace body uses Double water-cooled U-shaped structure, and is connect with lower furnace body handle；Lower furnace body is using the U-shaped knot of local water cooling
Structure, and it is fixed with the earth；
Connecing, the rear fire door is hinged on lower furnace body for the electrode chamber and upper furnace body.
As another preferred embodiment, electrode transmission system described in the utility model includes walking mechanism, hoistable platform, door
Formula frame, Fan Ding fast liftings mechanism, electrode stem, dynamic sealing seat, the lifting drive unit of hoistable platform, electrode chamber elevator
Structure, portal frame are arranged in walking mechanism, and hoistable platform is set on portal frame, and Fan Ding fast liftings mechanism is arranged on lifting
On platform, the power output end of Fan Ding fast liftings mechanism is connected with electrode stem upper end, and dynamic sealing seat is arranged on above electrode chamber
Corresponding with electrode chamber upper port, electrode stem lower end passes through dynamic sealing seat center, and lifting drive unit is arranged on platform, electrode
Room elevating mechanism is arranged on portal frame.
As another preferred embodiment, walking mechanism described in the utility model includes motor and cross-brace frame, support frame
For two, portal frame lower end both sides are arranged on frame supported on both sides；Motor is arranged on portal frame lower part, on motor output shaft
Driving gear is provided with, driving gear is connected by chain with the driven gear below driving gear, and driven gear is arranged on horizontal stroke
To end part of driving shaft, horizontal drive shaft both sides are connected with frame posterior end idler wheel center supported on both sides, and frame front end supported on both sides is in
Portion is correspondingly arranged on idler wheel；Idler wheel is arranged on the I-steel on platform.
As another preferred embodiment, Fan Ding fast liftings mechanism described in the utility model includes two cylinders, two gas
Cylinder is arranged on hoistable platform front and rear sides, and for cylinder by cylinder body spacer flanger being connected on hoistable platform, the cylinder rod of cylinder is vertical
Upwards, cylinder rod upper end is connected with fixation kit, and fixation kit is connected by downward shaft coupling with electrode stem upper end.
As another preferred embodiment, electrode chamber elevating mechanism described in the utility model includes setting frame supported on both sides respectively
On two groups of elevating mechanisms, elevating mechanism include sleeve, guide post, Z-shaped bracket, lifting cylinder, feather key；Guide post is fixed on support
On frame, guide post side wall is provided with vertical guide groove；It is welded on the corresponding feather key of guide groove on sleeve, sleeve upper end and lifting
Oil cylinder is being connected together, and sleeve side is connected with Z-shaped bracket upper end, and Z-shaped bracket lower end is connected with electrode chamber side wall.
As another preferred embodiment, crucible overturning system described in the utility model includes melting kettle and laterally overturns
Axis, torsion shaft are fixedly connected with melting kettle, and torsion shaft outer end and anode copper bar can clamp, unclamp connection, outside a hydraulic cylinder
Shell lower end connects with lower furnace body axis, and the output rod upper shaft connective pole lower end of hydraulic cylinder, small end is connected with torsion shaft, melting
Crucible is arranged in upper furnace body, and the path of toppling in the upper furnace body in front of melting kettle corresponding to melting kettle is provided with cast gate
Cup, sprue cup lower section are the centrifugal pan.
Secondly, centrifugation systems described in the utility model include floral disc, centrifugal pan, centrifugation main shaft, vertical transmission shaft, centrifugation admittedly
Reservation, transmission shaft fixed seat and vertical motor, motor upper end output shaft are connected with transmission shaft lower end；
Transmission shaft is arranged on lower furnace body lower end by transmission shaft fixed seat, and transmission shaft upper end is connected with driving pulley, actively
Belt wheel is connected by transmission belt with driven pulley, and driven pulley is arranged on centrifugation main shaft top, and centrifugation main shaft upper end is centrifugal pan,
Centrifugation main shaft is arranged on lower furnace body lower end by centrifuging fixed seat.
In addition, motor described in the utility model is fixedly connected by motor terminal pad with the earth, and driven by shaft coupling
Transmission shaft；
Centrifugation fixed seat is fixed on big ground by bottom plate, and bottom plate upper end connects with bellows lower end handle；Bellows upper end with
Lower furnace body is connecing, and bellows-sheathed is on the outside of centrifugation fixed seat.
The utility model advantageous effect.
The utility model system of bf body includes upper furnace body and lower furnace body, can save material and space, improves structural strength；Drop
Low cost of manufacture, convenience in transport；Overturning shaft length is reduced, improves overturning system stability.The utility model space availability ratio is high,
It can centrifugal casting large size titanium casting.The utility model is easy to use, and structure is reliable and stable, modularization, facilitates repair, can make for a long time
With.
Description of the drawings
Fig. 1 is the utility model structure diagram.Fig. 2 is the utility model left view.Fig. 3 is that the utility model right side regards
Figure.Fig. 4 is the utility model front view.Fig. 5 is the utility model top view.Fig. 6 is that the utility model system of bf body structure is shown
It is intended to.Fig. 7 is the utility model system of bf body rearview.Fig. 8 is the utility model system of bf body right view.Fig. 9 is this practicality
New system of bf body top view.Figure 10 is the utility model vacuum system front view.Figure 11 is that the utility model vacuum system is bowed
View.Figure 12 is the utility model vacuum system left view.Figure 13 is the utility model electrode drive system structure schematic diagram.Figure
14 be the utility model electrode transmission system front view.Figure 15 is the utility model electrode transmission system side view.Figure 16 is this
Utility model electrode transmission system top view.Figure 17 is the utility model electrode chamber elevating mechanism structure diagram.Figure 18 is this
Utility model walking mechanism structure diagram.Figure 19 is the A portions enlarged drawing of Fig. 1.Figure 20 is the B portions enlarged drawing of Fig. 2.Figure 21 is figure
3 C portions enlarged drawing.Figure 22 is the D portions enlarged drawing of Fig. 6.Figure 23 is the F portions enlarged drawing of Fig. 6.Figure 24 is the E portions enlarged drawing of Figure 13.
Figure 25 is the G portions enlarged drawing of Figure 13.
In figure, 1, mold transmission trolley；2nd, floral disc；3rd, mold；4th, upper furnace door；5th, upper furnace door transmission mechanism；6th, first is cold
But water supply water route；7th, platform；8th, camera；9th, fast lifting cylinder；10th, electrode transmission system；11st, leading screw is promoted；12nd, it is electric
Pole bar；13rd, directive wheel；14th, guide post；15th, transition copper bars；16th, cathode cable；17th, servomotor；18th, portal frame；19th, move
Seal receptacle；20th, transition copper bars；21st, electrode chamber；22nd, copper bar stent；23rd, idler wheel；24th, I-steel；25th, melting kettle；26th, pour
Cup；27th, torsion shaft；28th, crucible overturning system；29th, hydraulic cylinder；30th, lower furnace door transmission mechanism；31st, lower furnace door；32nd, it is true
Empty set is united；33rd, system of bf body；34th, the second cooling water supply water route；35th, upper furnace body；36th, lower furnace body；37th, anode copper bar；38、
Centrifugal pan；39th, centrifugation systems；40th, driven pulley；41st, main shaft is centrifuged；42nd, bellows；43rd, transmission belt；44th, bottom plate；45th, it is main
Movable belt pulley；46th, rear fire door；47th, transmission shaft；48th, fixed seat is centrifuged；49th, transmission shaft fixed seat；50th, shaft coupling；51st, motor connects
Connect disk；52nd, motor；53rd, lower electric block；54th, upper cylinder roller bearing；55th, thrust ball bearing；56th, lower cylinder roller bearing；
57th, lifting force oil cylinder；58th, lower thrust oil cylinder；59th, bottom roller；60th, upper transmission base；61st, lift cylinder；62nd, upper electronic calabash
Reed；63rd, lower I-steel；64th, chain；65th, motor；66th, oil cylinder；67th, fixed plate；68th, movable plate；69th, observation window；70th, briquetting
Component；71st, connecting bolt；72nd, Pneumatic baffle valve；73rd, main pipeline；74th, dedusting tank；75th, vacuum meter；76th, locking cylinder；77、
Sleeve；78th, copper bar stent；79th, transmission shaft；80th, connecting copper bar；81st, corner speed reducer；83rd, fixation kit；84th, guide upright post；
85th, hoistable platform；86th, support frame；87th, reversal valve；88th, slide；89th, sliding block；90th, compressed oil cylinder；91st, mobile pressing plate；92nd, rise
Oil cylinder drops；93rd, guide post；94th, feather key；95th, horizontal drive shaft；96th, upper I-steel；97th, oil cylinder loading plate；99th, connective pole；
100th, guide post；101st, upper fixture block；102nd, lower fixture block；103rd, runner；104th, crank；105th, upper link block；106th, lower connecting block；
107th, vertical stud；108th, Contraband shape connector；109th, locking cylinder；110th, discoid pressure head；111st, U-lag mouth；112nd, mouth word
Shape locks frame；113rd, water cooling box；114th, vent valve.
Specific embodiment
As shown in the figure, the utility model includes system of bf body, electrode transmission system, crucible overturning system, centrifugation systems, true
Empty set system, mold transmission trolley peace platform, system of bf body are connected together for whole with platform；
The system of bf body includes upper furnace body and lower furnace body, and crucible overturning system is arranged on upper furnace body, upper furnace body lower end
With lower furnace body upper end connecing, upper furnace body upper end is provided with electrode chamber；
The electrode transmission system is movably disposed at by track on platform；Electrode transmission system is arranged on electrode chamber
Top；
The centrifugation systems are arranged on lower furnace body lower end, and vacuum system is arranged on the outside of system of bf body；Vacuum system into
Mouth is connected with the vacuum orifice of system of bf body,
The floral disc that mold can be transferred on the centrifugal pan of centrifugation systems is provided on the mold transmission trolley.
Two layers up and down of the platform point, electrode transmission system, upper furnace body are arranged on platform topsides, and lower furnace body is arranged on platform
Lower floor, platform topsides are provided with the first cooling water supply water route, and platform lower floor is provided with the second cooling water supply water route；First is cold
But the water supply port in water supply water route and the cooling water supply port of electrode stem, the cooling water supply port of upper furnace body, upper furnace door
Cooling water supply port be connected；The water supply port in the second cooling water supply water route and the cooling water supply port of rear fire door, under
The cooling water supply port of furnace body, the cooling water supply port of lower furnace door are connected.
The mold transmission trolley includes underdrive pedestal, and underdrive pedestal is arranged on by bottom roller on lower railway, under
Transmission base is connected with the push rod of horizontal lower thrust oil cylinder, and horizontal lifting force oil cylinder is provided on rear side of underdrive pedestal upper end, on
The push rod of push action cylinder is connected with upper transmission base, and upper transmission base is arranged on by upper roller on upper rail, and upper rail is set
On underdrive pedestal；Upper transmission base upper end both sides are provided with lift cylinder, described in extension bar upper end is set on lift cylinder
Floral disc；The spacing of both sides lift cylinder is more than the diameter of the centrifugal pan.Lower thrust oil cylinder pushing underdrive pedestal is close to lower stove
Body, transmission base drives floral disc and grinding tool to enter lower furnace body on lifting force oil cylinder pushing, and grinding tool is arranged on floral disc；Floral disc reaches
After above centrifugal pan, lift cylinder extension bar is retracted, and floral disc and grinding tool are fallen on centrifugal pan together, and lifting force oil cylinder is by upper transmission
Pedestal pulls out.
The upper furnace body front end is provided with upper furnace door and upper furnace door transmission mechanism, and lower furnace body front end is provided with lower furnace door under
Fire door transmission mechanism, lower furnace body posterior end are provided with rear fire door；
The upper furnace body uses Double water-cooled U-shaped structure, and is connect with lower furnace body handle；Lower furnace body is using the U-shaped knot of local water cooling
Structure, and it is fixed with the earth；
Connecing, the rear fire door is hinged on lower furnace body for the electrode chamber and upper furnace body.In melting titanium liquid, rear fire door is not
Locking, when there is accident, big air-flow can prevent Explosion of boiler proper automatically from rear fire door pressure release.
System of bf body uses dual chamber U-shaped structure, and structure is securely and reliably stablized, and transformation space is big, and expansion is strong, and improves
Cast height.
Lower furnace body can be such that lower furnace body is reduced by hydraulic pressure, be improved lower furnace body structural strength using local water cooling；Prevent whole water
Cold welding mouth leak enters furnace interior.
The part water cooling U-shaped structure includes the multiple cuboid water cooling boxes for being arranged on lower furnace body outer upper, each water cooling
Cassette in series or grouping series connection.Lower furnace body bottom does not have water cooling, when titanium liquid stream goes out, when there is accident, can prevent titanium liquid and cooling water
Effect causes bigger dangerous.
The upper furnace door transmission mechanism includes upper electric block and laterally upper I-steel, and upper furnace door is lateral cuboid knot
Structure, upper electric block are two, are arranged on upper furnace door upper end both sides along upper furnace door length direction, upper furnace door upper end passes through upper electronic
Cucurbit is arranged on I-steel, and upper I-steel is arranged on platform；
The lower furnace door transmission mechanism includes lower electric block and laterally lower I-steel, lower furnace door are lateral cuboid knot
Structure, lower electric block are two, are arranged on lower furnace door upper end both sides along lower furnace door length direction, lower furnace door upper end is electronic under
Cucurbit is arranged on lower I-steel, and lower I-steel is arranged on platform.
The electrode transmission system includes walking mechanism, hoistable platform, portal frame, Fan Ding fast liftings mechanism, electrode
Bar, dynamic sealing seat, the lifting drive unit of hoistable platform, electrode chamber elevating mechanism, portal frame are arranged in walking mechanism, are risen
It drops platform to set on portal frame, Fan Ding fast liftings mechanism is arranged on hoistable platform, the power of Fan Ding fast liftings mechanism
Output terminal is connected with electrode stem upper end, dynamic sealing seat be arranged on it is corresponding with electrode chamber upper port above electrode chamber, under electrode stem
End is through dynamic sealing seat center, and lifting drive unit is arranged on platform, and electrode chamber elevating mechanism is arranged on portal frame.
Portal frame can be used clod wash and remain silent the welding of seamless section bar, and light-weight, intensity is high and uniform force, avoids generating inclined
The heart is away from can carry large-tonnage electrode.Portal frame upper end is connected with platform, can split dismounting.
Dynamic sealing seat can slide up and down on electrode stem, dynamic sealing seat in place when with electrode chamber is suitable for reading is connected together, rise
Seal vacuum action.
The utility model electrode drive system structure is simple, and space availability ratio is high, good reliability, and can be loaded large-tonnage electricity
Pole；High degree of automation facilitates repair, can long-time service.
Electrode stem is moveable to by dynamic sealing seat in upper furnace body, and dynamic sealing seat is connected with electrode chamber, and dynamic sealing seat is motionless,
Electrode stem can move up and down through dynamic sealing seat.
Electrode transmission system uses frame structure, and mobility framework can drive electrode stem to move on platform, and reliability is high.
The walking mechanism includes motor and cross-brace frame, and support frame is two, and portal frame lower end both sides are arranged on
On frame supported on both sides；Motor is arranged on portal frame lower part, and driving gear is provided on motor output shaft, and driving gear passes through chain
Item is connected with the driven gear below driving gear, and driven gear is arranged on horizontal drive shaft end, horizontal drive shaft both sides with
Frame posterior end idler wheel center supported on both sides is connected, and frame front end and middle part supported on both sides are correspondingly arranged on idler wheel；Idler wheel is arranged on
On I-steel on platform.Portal frame can be moved by idler wheel on i-beam track.
I-beam track is solderable on platform.Walking mechanism uses motor drive, adjustable speed, and clean energy moves flat
It is steady reliable.Portal frame can be moved by idler wheel on i-beam track, facilitate the taking-up and loading of scull in crucible.
The hoistable platform both sides are provided with sliding block, and sliding block is provided with vertical rails on portal frame.
The Fan Ding fast liftings mechanism includes two cylinders, and two cylinders are arranged on hoistable platform front and rear sides, cylinder
By cylinder body spacer flanger being connected on hoistable platform, vertically upward, cylinder rod upper end is connected the cylinder rod of cylinder with fixation kit, Gu
Determine component by downward shaft coupling with electrode stem upper end to be connected.Using double cylinders, anti-top quickly carries for electrode stem fast lifting mechanism
Mechanism is risen, compact-sized, space availability ratio is high.
The lifting drive unit includes servomotor, and servomotor passes through corner speed reducer and hoistable platform front and rear sides
Vertical leading screw upper end be connected, leading screw lower end is threaded through the threaded hole on hoistable platform, and servomotor and corner speed reducer are arranged on
Portal frame upper end.Servomotor drives speed governing campaign above and below hoistable platform by leading screw；After the completion of melting, compressed air passes through
Reversal valve makes cylinder rod quickly stretch out, and electrode stem fast lifting is driven by fixation kit.Servomotor can be carried at a slow speed by leading screw
Rise electrode stem.
The electrode chamber elevating mechanism includes setting two groups of elevating mechanisms on frame supported on both sides respectively, and elevating mechanism includes
Sleeve, guide post, Z-shaped bracket, lifting cylinder, feather key；Guide post is fixed on support frame, and guide post side wall is provided with vertical guide groove；
Be welded on the corresponding feather key of guide groove on sleeve, sleeve upper end and lifting cylinder being connected together, sleeve side with it is Z-shaped
Bracket upper end connects, and Z-shaped bracket lower end is connected with electrode chamber side wall.Lever stretches out band moving sleeve and moves upwards, and electrode chamber is promoted.
The electrode transmission system further includes copper bar quick-locking mechanism and in place locking device, copper bar quick-locking mechanism
Include mobile pressing plate, vertical copper bar stent to bit positions, copper bar quick-locking mechanism before being arranged on portal frame, laterally compress
Oil cylinder and connecting copper bar, compressed oil cylinder are fixed on copper bar pedestal upper end, the cylinder rod front end of compressed oil cylinder equipped with push rod, push rod with
Mobile pressing plate is connected, and transition copper bars are provided in front of mobile pressing plate, and the side of portal frame is provided with connecting copper bar, mobile pressing plate
With the positions of transition copper bars corresponding to position is set in place before connecting copper bar, connecting copper bar reach before in place position when, connection copper
Be set with is between mobile pressing plate and transition copper bars；Connecting copper bar connects with cathode cable (water-cooled cable can be used) lower end handle, cathode
Cable upper end is connected with the conducting copper powered to electrode stem, and conducting copper is arranged on electrode stem top；Transition copper bars are arranged on
Copper bar pedestal upper end；
The locking device in place includes the vertical locking cylinder being arranged on platform and is arranged on support frame side wall
Square shape locks frame, square shape locking frame, and square shape locking frame lower front end Middle face is provided with U-lag mouth, locking cylinder it is upper
End extension bar is arranged on the U-lag mouth mobile route in front of U-lag mouth, the upper end extension bar upper end of locking cylinder be provided with
The matched discoid pressure head in U-lag mouth upper surface.
When portal frame is moved in place, compressed oil cylinder is quickly clamped copper bar, and electrode stem is made to be connected with out-put supply.Compress oil
The cylinder rod of cylinder, which is stretched out, promotes mobile pressing plate, and connecting copper bar is made to be connected with transition copper bars.When portal frame is moved in place, locking cylinder
Upper end extension bar enter U-lag mouth, the cylinder rod of locking cylinder is shunk, and discoid pressure head pushes U-lag mouth upper surface, prevents from going
Mechanism movement is walked, ensures that electrode chamber is motionless during work.Cathode is even electrically using copper bar quick locking, simple and reliable for structure, electricity
Efficient, economy is high.
Electrode chamber and furnace body fixation suitable for reading, make its center and water jacketed copper crucible central coaxial, Ti electrode is placed on electricity
Behind pole room center, walking mechanism smooth motion forward, in place when, locking device works in place, locks walking mechanism.Afterwards
Copper bar quick-locking mechanism works, and out-put supply is made to be turned on electrode stem.Lifting drive unit connects hoistable platform by leading screw
Decline with electrode stem, when dropping to designated position, electrode boom end pneumatic clamping head clamping Ti electrode makes electrode stem be led with Ti electrode
It is logical.Electrode stem continues to drop to Ti electrode end with stopping decline during the distance to a declared goal of water jacketed copper crucible bottom.Dynamic sealing seat and electricity
Pole room connects to form confined space, and vacuum environment is formed after evacuation.After power transmission, power supply, cathode cable, electrode stem, water-cooled copper earthenware
Crucible, power supply form closed circuit, start melting.After predetermined metal liquid fusing amount is reached, the work of Fan Ding fast liftings mechanism,
Make electrode stem and remaining Ti electrode fast lifting, water jacketed copper crucible is made quickly to vert in no interference, pour into a mould titanium liquid.Casting
After the completion of cooling, locking device unclamps in place, and electrode chamber elevating mechanism holds up electrode chamber, and copper bar quick-locking mechanism unclamps, row
Walk mechanism smooth motion backward.Furnace body is suitable for reading to be opened wide, and clears up scull.
The crucible overturning system includes melting kettle and horizontal torsion shaft, and torsion shaft is fixedly connected with melting kettle, turns over
Shaft outer end and anode copper bar can clamp, unclamp connection, and a hydraulic cylinder shell lower end connects with lower furnace body axis, hydraulic cylinder it is defeated
Rod upper shaft connective pole lower end, small end are connected with torsion shaft, and melting kettle is arranged in upper furnace body, in front of melting kettle
Upper furnace body in the path of toppling over of melting kettle is provided with sprue cup, be the centrifugal pan below sprue cup.
The hydraulic cylinder driving torsion shaft realizes 105 ° of overturnings；The melting kettle is poured into melt liquid by overturning
In sprue cup；The sprue cup leaks into molten steel in mold.
The anode copper bar includes top movable plate and lower mounting plate, and dead plate upper end is provided with lower fixture block, movable plate
Lower end is provided with upper fixture block corresponding to lower fixture block, and lower fixture block upper surface is correspondingly arranged on arc overturning axle clamp with upper fixture block lower face
Hold slot；Upper fixture block and lower fixture block surrounding are provided with guide post, and guide post lower end is fixedly connected with fixed plate, and guide post upper end passes through movable plate
On through hole be connected with oil cylinder loading plate, be provided with the oil cylinder extended downwardly in the middle part of oil cylinder loading plate, oil cylinder extension bar lower end with
Movable plate is fixedly connected.Oil cylinder push away movable plate decline lower fixture block is made to clamp axis, clamp axis be in order to by axis give crucible power,
Release is to overturn crucible.
The centrifugation systems, which include floral disc, centrifugal pan, centrifugation main shaft, vertical transmission shaft, centrifugation fixed seat, transmission shaft, to be fixed
Seat and vertical motor, motor upper end output shaft are connected with transmission shaft lower end；Transmission shaft is arranged on lower stove by transmission shaft fixed seat
Body lower end, transmission shaft upper end are connected with driving pulley, and driving pulley is connected by transmission belt with driven pulley, and driven pulley is set
On centrifugation main shaft top, centrifugation main shaft upper end is centrifugal pan, and centrifugation main shaft is arranged on lower furnace body lower end by centrifuging fixed seat.
The motor is fixedly connected by motor terminal pad with the earth, and is passed through shaft coupling and driven transmission shaft；
Centrifugation fixed seat is fixed on big ground by bottom plate, and bottom plate upper end connects with bellows lower end handle；Bellows upper end with
Lower furnace body is connecing, and bellows-sheathed is on the outside of centrifugation fixed seat.Centrifugation systems are equipped with bellows, and bellows generates centrifugation systems
Vibration is isolated with furnace body, greatly reduces the vibration of whole equipment, improves equipment operational reliability.
The centrifugation fixed seat uses middle part T-shaped hole structure, and centrifugation spindle main body part is arranged in T-shaped hole, centrifugation master
Expose T-shaped hole and connect the driven pulley in axis upper end；T-shaped hole upper end large diameter hole top is provided with cylinder roller bearing, greatly
Diametric hole lower part is provided with thrust ball bearing, and T-shaped hole lower small diameter hole lower end is provided with lower cylinder roller bearing；Centrifuge main shaft
It is connected by upper cylinder roller bearing, thrust ball bearing, lower cylinder roller bearing with centrifugation fixed seat.Cylinder roller bearing is born
Radial load, thrust ball bearing bear the axial force of the generations such as centrifugal pan, mold.
The upper furnace body upper port periphery is provided with laterally upper link block, electrode chamber lower end peripheral and is set corresponding to upper link block
It puts in horizontal lower connecting block, upper link block lower end outside axis connects one horizontal edge of Contraband shape connector, is set on another horizontal edge of Contraband shape connector
Vertical threaded hole is equipped with, vertical stud is rotary in vertical threaded hole, vertical stud upper end is provided with runner, and runner is set on outer ring
There is vertical crank.
Upper furnace body upper port and electrode chamber lower end are to after good, being flipped up Contraband shape connector, shaking crank, make vertical stud
It pushes up onto upper link block lower end.The electrode chamber upper end is provided with observation window, camera and can dynamic sealing seat be pressed in electrode chamber
Briquetting component at upper port.The vacuum system includes slide valve pump, and guiding valve pump inlet connects first Roots's pump discharge, first sieve
Thatch pump inlet connects second Roots's pump discharge, and second Roots's pump inlet connection main pipeline, main pipeline import is by dedusting tank under
The vacuum orifice of furnace body is connected；Vacuum meter and vent valve are provided on dedusting tank entrance pipeline.Second lobe pump and master
Pneumatic baffle valve is provided on the pipeline of pipeline connection.After closing passage is stopped, Pneumatic baffle valve is closed, vacuum pump can be made
Negative pressure is kept, extends the service life of vacuum pump.The slide valve pump, the first lobe pump, the second lobe pump be combined as it is multigroup, respectively
The import of the second lobe pump of group is all connected with main pipeline.Multi-group vacuum pump group is set to close, is remarkably improved and vacuumizes efficiency.The electricity
Pole bar top is provided with guiding transverse slat, is oriented to transverse slat corner and is provided with vertical directive wheel, and around electrode stem setting, there are four be oriented to
Column, guide upright post lower end are fixed with hoistable platform upper end, and four guide upright post upper ends are connected by direction frame, guide upright post with
Directive wheel is engaged.It, can fast lifting electrode stem under the guiding of directive wheel and guide upright post.The dynamic sealing seat centre bore leads to
Skeleton cushion rubber is crossed with electrode stem outer wall to be connected.The utility model device melting amount can be 1500Kg, and cast height can be 2.5m, can
Accommodate the mold of diameter Ф 4.5m.
Equipment moving process：The movement of electrode transmission system is opened, and is exposed electrode chamber, formwork and electrode is put into crucible, so
Motor transmission system is moved to above electrode chamber afterwards.Electrode stem is slowly reduced, electrode contact clamps electrode stem and electrode, slowly
Electrode stem is raised, makes to leave certain distance between electrode and formwork.Dynamic sealing seat is pressed on electrode chamber by briquetting component.It is mobile
Floral disc and mold are sent on centrifugal pan by trolley, and trolley removes lower furnace body.Close lower furnace door, upper furnace door, rear fire door etc., vacuum system
System vacuumizes, when vacuum degree reaches 1 × 10-1After Pa, vacuum system is closed.DC power supply starts power transmission, electrode and die discharge
It dissolves to form titanium liquid, after dissolved with certain titanium liquid, closes power supply, electrode stem is quickly lifted (1-2s) by fast lifting cylinder.With
Crucible switching mechanism is overturn 105 ° by hydraulic cylinder afterwards, and the titanium liquid in crucible is poured into mold, and centrifugation forms casting, then earthenware
Crucible returns to origin-location, and electrode stem slowly declines certain position, waits casting cooling.
Claims (10)
1. vacuum consumable electrode electric arc skull crucible, including system of bf body, electrode transmission system, crucible overturning system, centrifugation systems,
Vacuum system, mold transmission trolley peace platform, it is characterised in that system of bf body is connected together for whole with platform；
The system of bf body includes upper furnace body and lower furnace body, and crucible overturning system is arranged on upper furnace body, and upper furnace body lower end is under
Connecing, upper furnace body upper end is provided with electrode chamber for furnace body upper end；
The electrode transmission system is movably disposed at by track on platform；Electrode transmission system is arranged on electrode chamber
Side；
The centrifugation systems are arranged on lower furnace body lower end, and vacuum system is arranged on the outside of system of bf body；The import of vacuum system with
The vacuum orifice of system of bf body is connected,
The floral disc that mold can be transferred on the centrifugal pan of centrifugation systems is provided on the mold transmission trolley.
2. vacuum consumable electrode electric arc skull crucible according to claim 1, it is characterised in that the mold transmission trolley includes
Underdrive pedestal, underdrive pedestal are arranged on by bottom roller on lower railway, and underdrive pedestal is pushed away with horizontal lower thrust oil cylinder
Bar is connected, and horizontal lifting force oil cylinder, the push rod of lifting force oil cylinder and upper transmission base phase are provided on rear side of underdrive pedestal upper end
Even, upper transmission base is arranged on by upper roller on upper rail, and upper rail is arranged on underdrive pedestal；Upper transmission base upper end
Both sides are provided with lift cylinder, and extension bar upper end sets the floral disc on lift cylinder；The spacing of both sides lift cylinder is more than institute
State the diameter of centrifugal pan.
3. vacuum consumable electrode electric arc skull crucible according to claim 1, it is characterised in that the upper furnace body front end is provided with
Upper furnace door and upper furnace door transmission mechanism, lower furnace body front end are provided with lower furnace door and lower furnace door transmission mechanism, and lower furnace body posterior end is set
It is equipped with rear fire door；
The upper furnace body uses Double water-cooled U-shaped structure, and is connect with lower furnace body handle；Lower furnace body uses local water cooling U-shaped structure, and
It is fixed with the earth；
Connecing, the rear fire door is hinged on lower furnace body for the electrode chamber and upper furnace body.
4. vacuum consumable electrode electric arc skull crucible according to claim 1, it is characterised in that the electrode transmission system includes
Walking mechanism, hoistable platform, portal frame, Fan Ding fast liftings mechanism, the lifting of electrode stem, dynamic sealing seat, hoistable platform are moved
Power unit, electrode chamber elevating mechanism, portal frame are arranged in walking mechanism, and hoistable platform is set on portal frame, and anti-top is fast
Fast hoisting mechanism is arranged on hoistable platform, and the power output end of Fan Ding fast liftings mechanism is connected with electrode stem upper end, is moved close
Envelope seat is arranged on corresponding with electrode chamber upper port above electrode chamber, and electrode stem lower end is through dynamic sealing seat center, lifting drive
Unit is arranged on platform, and electrode chamber elevating mechanism is arranged on portal frame.
5. vacuum consumable electrode electric arc skull crucible according to claim 4, it is characterised in that the walking mechanism includes motor
With cross-brace frame, support frame is two, and portal frame lower end both sides are arranged on frame supported on both sides；Motor is arranged on gate-type frame
Frame lower part is provided with driving gear on motor output shaft, and driving gear passes through chain and the driven gear phase below driving gear
Even, driven gear is arranged on horizontal drive shaft end, and horizontal drive shaft both sides are connected with frame posterior end idler wheel center supported on both sides,
Frame front end and middle part supported on both sides are correspondingly arranged on idler wheel；Idler wheel is arranged on the I-steel on platform.
6. vacuum consumable electrode electric arc skull crucible according to claim 4, it is characterised in that the Fan Ding fast liftings mechanism
Including two cylinders, two cylinders are arranged on hoistable platform front and rear sides, and cylinder is flat lifting is connected on by cylinder body spacer flanger
On platform, vertically upward, cylinder rod upper end is connected the cylinder rod of cylinder with fixation kit, and fixation kit passes through downward shaft coupling and electrode
Bar upper end is connected.
7. vacuum consumable electrode electric arc skull crucible according to claim 5, it is characterised in that the electrode chamber elevating mechanism bag
Two groups of elevating mechanisms being respectively provided at both sides on support frame are included, elevating mechanism includes sleeve, guide post, Z-shaped bracket, lifting oil
Cylinder, feather key；Guide post is fixed on support frame, and guide post side wall is provided with vertical guide groove；Feather key weldering corresponding with guide groove
It is connected on sleeve, sleeve upper end is with lifting cylinder being connected together, and sleeve side is connected with Z-shaped bracket upper end, Z-shaped bracket lower end
It is connected with electrode chamber side wall.
8. vacuum consumable electrode electric arc skull crucible according to claim 1, it is characterised in that the crucible overturning system includes
Melting kettle and horizontal torsion shaft, torsion shaft are fixedly connected with melting kettle, and torsion shaft outer end can clamp with anode copper bar, unclamp
Connection, a hydraulic cylinder shell lower end connect with lower furnace body axis, the output rod upper shaft connective pole lower end of hydraulic cylinder, small end
It is connected with torsion shaft, melting kettle is arranged in upper furnace body, inclining corresponding to melting kettle in the upper furnace body in front of melting kettle
Path is provided with sprue cup, is the centrifugal pan below sprue cup.
9. vacuum consumable electrode electric arc skull crucible according to claim 1, it is characterised in that the centrifugation systems include floral disc,
Centrifugal pan, centrifugation main shaft, vertical transmission shaft, centrifugation fixed seat, transmission shaft fixed seat and vertical motor, motor upper end output shaft with
Transmission shaft lower end is connected；
Transmission shaft is arranged on lower furnace body lower end by transmission shaft fixed seat, and transmission shaft upper end is connected with driving pulley, driving pulley
It is connected by transmission belt with driven pulley, driven pulley is arranged on centrifugation main shaft top, and centrifugation main shaft upper end is centrifugal pan, is centrifuged
Main shaft is arranged on lower furnace body lower end by centrifuging fixed seat.
10. vacuum consumable electrode electric arc skull crucible according to claim 9, it is characterised in that the motor is connected by motor
Disk is fixedly connected with the earth, and is passed through shaft coupling and driven transmission shaft；
Centrifugation fixed seat is fixed on big ground by bottom plate, and bottom plate upper end connects with bellows lower end handle；Bellows upper end and lower stove
Body is connecing, and bellows-sheathed is on the outside of centrifugation fixed seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721367226.0U CN207391511U (en) | 2017-10-23 | 2017-10-23 | Vacuum consumable electrode electric arc skull crucible |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721367226.0U CN207391511U (en) | 2017-10-23 | 2017-10-23 | Vacuum consumable electrode electric arc skull crucible |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207391511U true CN207391511U (en) | 2018-05-22 |
Family
ID=62329509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721367226.0U Withdrawn - After Issue CN207391511U (en) | 2017-10-23 | 2017-10-23 | Vacuum consumable electrode electric arc skull crucible |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207391511U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107586964A (en) * | 2017-10-23 | 2018-01-16 | 沈阳真空技术研究所 | Vacuum consumable electrode electric arc skull crucible |
| RU207854U1 (en) * | 2021-03-24 | 2021-11-22 | Публичное Акционерное Общество "Корпорация Всмпо-Ависма" | Vacuum Arc Skewer Furnace |
-
2017
- 2017-10-23 CN CN201721367226.0U patent/CN207391511U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107586964A (en) * | 2017-10-23 | 2018-01-16 | 沈阳真空技术研究所 | Vacuum consumable electrode electric arc skull crucible |
| CN107586964B (en) * | 2017-10-23 | 2020-08-25 | 沈阳真空技术研究所有限公司 | Vacuum consumable electrode arc skull furnace |
| RU207854U1 (en) * | 2021-03-24 | 2021-11-22 | Публичное Акционерное Общество "Корпорация Всмпо-Ависма" | Vacuum Arc Skewer Furnace |
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Address after: 110000 No. 2 Wanliutang Road, Dadong District, Shenyang City, Liaoning Province Patentee after: Shenyang Vacuum Technology Research Institute Co., Ltd. Address before: 110042 Wanliu Tang Road, Shenhe District, Shenyang, Liaoning 2 Patentee before: Shenyang Vacuum Technology Institute |
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