CN110229968B - Lifting and rotating system for aluminum liquid refining degassing furnace cover - Google Patents
Lifting and rotating system for aluminum liquid refining degassing furnace cover Download PDFInfo
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- CN110229968B CN110229968B CN201910476399.3A CN201910476399A CN110229968B CN 110229968 B CN110229968 B CN 110229968B CN 201910476399 A CN201910476399 A CN 201910476399A CN 110229968 B CN110229968 B CN 110229968B
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- lifting
- clamping
- hydraulic
- upright post
- wire rope
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- 238000007872 degassing Methods 0.000 title claims abstract description 32
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 24
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 239000007788 liquid Substances 0.000 title claims abstract description 19
- 238000007670 refining Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 36
- 239000010959 steel Substances 0.000 claims description 36
- 230000000712 assembly Effects 0.000 claims description 34
- 238000000429 assembly Methods 0.000 claims description 34
- 238000007906 compression Methods 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 15
- 230000009471 action Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 239000002585 base Substances 0.000 description 24
- 239000003921 oil Substances 0.000 description 10
- 230000006872 improvement Effects 0.000 description 9
- 230000033001 locomotion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 206010000372 Accident at work Diseases 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B21/00—Obtaining aluminium
- C22B21/06—Obtaining aluminium refining
- C22B21/064—Obtaining aluminium refining using inert or reactive gases
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model relates to a lifting rotating system for an aluminum liquid refining degassing furnace cover, which comprises a stand column, a lifting slide rail, a plate-type chain, a lifting support arm, a rotating base, a slewing bearing, a steering motor, a hydraulic station, a hydraulic lifting mechanism and an electric control cabinet, wherein the stand column is arranged on an outer ring of the slewing bearing, the rotating base is arranged on an inner ring of the slewing bearing, a rollway is arranged between the outer ring and the inner ring of the slewing bearing, an outer gear sleeved on a rotating shaft of the steering motor is meshed with an inner gear of the inner ring of the slewing bearing, the lifting support arm is in sliding connection with the lifting slide rail through a sliding block, the hydraulic station is connected with the hydraulic lifting mechanism through a high-pressure oil pipe, two ends of the plate-type chain are respectively arranged on the stand column and the lifting support arm, the hydraulic lifting support arm is in transmission connection with the plate-type chain, the steering motor and the hydraulic station are electrically connected with the control cabinet, the lifting height of the lifting support arm is controlled by an up-down travel limit switch, and the rotating angle of the slewing bearing is controlled by the rotation limit switch.
Description
Technical Field
The utility model relates to the technical field of online refining and degassing equipment in the aluminum industry, in particular to a lifting and rotating system for an aluminum liquid refining and degassing furnace cover.
Background
Factors affecting the quality of aluminum and its alloys are manifold, with the hydrogen content, inclusions and alkali metal concentration of the aluminum liquid being most important to the quality impact of the aluminum alloy. At present, various large factories at home and abroad mostly adopt an online refining degassing system to carry out refining and purifying production of aluminum melt, the online refining degassing system is mostly a box-type rotary degassing machine, the aluminum liquid flows into a box body of the degassing machine and resides in a refractory material lining, a heater is arranged in a furnace cover of the box body, so that the aluminum liquid can keep a molten state, a degassing rotor is arranged in the furnace cover, inert gas is sprayed into the aluminum liquid through the rotary rotor, and broken into countless small bubbles through the rotor rotating at a high speed, and the small bubbles diffuse and rise in the aluminum liquid, so that hydrogen is removed. In the rising process of the small bubbles, due to the action of surface tension, a part of impurities are carried out from the aluminum liquid to the liquid surface, and scum is formed so as to remove the impurities in the aluminum liquid.
When the degassing machine box body is used, maintenance and cleaning are required to be carried out regularly, the furnace cover of the box body is required to be opened when the degassing machine box body is maintained and cleaned, at present, the furnace cover is manually operated, the temperature of aluminum liquid in the box body is higher and can reach 700 ℃, and scalding prevention protective equipment is worn even when the degassing machine box body is operated, so that scalding can not occur when limbs contact the box body and the furnace cover. In addition, in the lifting process of the furnace cover, as the temperature in the box body is very high, the furnace cover can impact operators working around the box body at the moment of opening, thereby causing injury to the operators and even causing serious industrial accidents. Therefore, it is needed to design an automatic lifting and rotating system capable of assisting the lifting, rotating and covering of the furnace cover of the box body of the degassing machine to overcome the existing technical problems.
Disclosure of Invention
The utility model aims to provide a lifting and rotating system for an aluminum liquid refining degassing furnace cover, which has the advantages of simple structure, convenient operation, high safety performance and high automation degree.
In order to achieve the aim, the utility model adopts the technical scheme that the lifting rotating system for the aluminum liquid refining degassing furnace cover comprises a steel upright post, a lifting sliding rail, a plate-type chain, a lifting support arm, a rotating base, a slewing bearing, a steering motor, a hydraulic station, a hydraulic lifting mechanism and an electric control cabinet, wherein the upright post is arranged on an outer ring of the slewing bearing, the rotating base is fixed on a base of a degassing machine box body through a base substrate, the degassing machine box body is positioned on one side of the upright post, the top of the rotating base is arranged on an inner ring of the slewing bearing, a raceway is arranged between the outer ring and the inner ring of the slewing bearing to assist in rotation, an external gear is sleeved on a rotating shaft of the steering motor, the external gear is meshed with an internal gear of the slewing bearing, the lifting sliding rail is arranged on the front surface of the upright post, the back surface of the lifting support arm is in sliding connection with the lifting sliding rail through a sliding block, the hydraulic station is arranged on the back of the upright post, the hydraulic station is connected with a hydraulic lifting mechanism through a high-pressure oil pipe, the hydraulic lifting mechanism is arranged on the front of the upright post, one end of a plate-type chain is arranged on the upright post, the other end of the plate-type chain is arranged on the back of a lifting support arm, the hydraulic lifting mechanism is in transmission connection with the plate-type chain, the front of the lifting support arm is provided with a support frame for fixing a furnace cover, a steering motor and the hydraulic station are electrically connected with a control cabinet through cables, an upper travel limit block and a lower travel limit block are arranged on the front of the upright post, an upper travel limit switch and a lower travel limit switch which are matched with the upper travel limit block and the lower travel limit block are arranged at the upper end and the lower end of the lifting support arm, the upper travel limit switch and the lower travel limit switch are electrically connected with an electric control cabinet, a pair of rotation limit switch is arranged on a rotation base according to 180 DEG, a pair of rotation touch blocks is arranged on a rotation support, the rotary limit switch is electrically connected with the electrical control cabinet.
As an improvement of the utility model, a round hole is arranged below the steering motor on the slewing bearing, an internal gear is embedded in the hole of the round hole, an external gear sleeve arranged on the rotating shaft of the steering motor is meshed with the internal gear after being inserted into the round hole, the rotating speed of the slewing bearing is determined by the rotating speed of the steering motor and the number of teeth of the external gear, the outer ring of the slewing bearing drives the stand column to rotate through a raceway, and the rotating angle is controlled by a pair of rotating limit switches arranged on the rotating base.
As an improvement of the utility model, the number of the lifting slide rails is a pair, the lifting slide rails are arranged on two sides of the hydraulic lifting mechanism in parallel, 2 sliding blocks are arranged on each lifting slide rail, clamping grooves are arranged on two sides of the lifting slide rails, clamping columns capable of being clamped in the clamping grooves are arranged on the mounting surfaces of the sliding blocks, and the sliding blocks are in a reverse U shape.
As an improvement of the utility model, the upright post is provided with a chain connecting plate, the chain connecting plate is provided with a first chain lock catch, the middle part of the back surface of the lifting support arm is provided with a chain lock sleeve, the chain lock sleeve is provided with a second chain lock catch, and two ends of the plate-type chain are respectively and fixedly arranged on the first chain lock catch and the second chain lock catch.
As an improvement of the utility model, the hydraulic lifting mechanism comprises a hydraulic column, a hydraulic push rod and a guide pulley, wherein the hydraulic column is fixedly arranged on the front surface of the upright column, the hydraulic column is connected with a hydraulic station through a high-pressure oil pipe, the hydraulic push rod is sleeved on the hydraulic column, the guide pulley is fixedly arranged on the top end of the hydraulic push rod, a protective cover is arranged on the periphery of the guide pulley, a containing groove is formed in the middle of the guide pulley, and a plate-type chain is slidably clamped in the containing groove.
As an improvement of the utility model, the upper travel limit block is arranged at the top of the lifting slide rail, the lower travel limit block is arranged at the bottom of the lifting slide rail, the upper travel limit switch and the lower travel limit switch can be contacted with the upper travel limit block and the lower travel limit block, the rotating base is provided with a first bracket and a second bracket, a pair of rotating limit switches are respectively arranged on the first bracket and the second bracket, the outer edge of the slewing bearing is provided with a pair of studs, the bottom of each stud is provided with a rotating touch block, and the rotating touch block can be contacted with the rotating limit switch.
As an improvement of the utility model, the upright post is provided with a safety bolt for preventing the furnace cover from falling, the safety bolt comprises a pair of clamping bolt assemblies, a steel wire rope, a pair of bend wheel assemblies, a pair of positioning pulley assemblies and a manual bolt, the clamping bolt assemblies are arranged on the front surface of the upright post, the bend wheel assemblies are arranged on the back surface of the upright post, the positioning pulley assemblies are arranged under the bend wheel assemblies, the manual bolt is arranged between the two positioning pulley assemblies, one end of the steel wire rope is fixedly arranged on the clamping bolt assemblies, and the other end of the steel wire rope is fixedly arranged on the manual bolt after being sequentially sheathed on the bend wheel assemblies and the positioning pulley assemblies in a sliding manner.
As an improvement of the utility model, the latch assembly is fixedly arranged on the latch assembly mounting part of the upright post, the latch assembly is arranged at the upper end of the lifting slide rail, the latch assembly comprises a fixing sleeve, a compression spring and a latch, the fixing sleeve is arranged on the latch assembly mounting part through a screw, a containing cavity penetrating the fixing sleeve is formed in the middle part of the fixing sleeve, the latch comprises a spring mounting column body which is formed integrally and is positioned at the tail part, a stop block positioned at the middle part and a trapezoid hook positioned at the head part, the tail part and the middle part of the latch are arranged in the containing cavity, the compression spring is sleeved on the spring mounting column body, two ends of the compression spring are respectively abutted against the upright post and the stop block, a steel wire rope lock catch is convexly arranged on the spring mounting column body, the steel wire rope lock catch extends to the back surface of the upright post, the first end of the steel wire rope is fixedly arranged on the steel wire rope lock catch, the trapezoid hook is convexly arranged at the front end of the fixing sleeve, a hollow clamping sleeve is convexly arranged at the top of the back surface of the lifting clamping sleeve, and the trapezoid hook can be clamped into or retracted from the support arm under the combined action of the compression spring and the steel wire rope.
As an improvement of the utility model, the bend wheel component is arranged at the bottom of the back of the installation part of the latch component, the bend wheel component comprises an L-shaped supporting plate, a triangular supporting table, bend wheels and a supporting frame, the L-shaped supporting plate is arranged on the upright post through a screw, the triangular supporting table is arranged on the L-shaped supporting plate, the supporting frame is vertically arranged on the outer side wall of the triangular supporting table, and the bend wheels are arranged on the supporting frame through a wheel frame; the lower extreme of lift slide rail is located to location pulley assembly, and location pulley assembly includes locating plate, bracing piece, pulley, and the locating plate passes through the screw mounting on the stand, and the bracing piece is installed perpendicularly on the locating plate, and the pulley card is located in the bracing piece, and the erection site of bracing piece is located the inboard of bend pulley, all is equipped with the recess on bend pulley and the pulley, and wire rope overlaps down in proper order from last in the recess of bend pulley and pulley, and wire rope is the tensioning state between bend pulley and pulley.
As an improvement of the utility model, the manual bolt comprises a handle, a fixed frame, a handle accommodating groove body, a supporting pin column and a wire fixing disc, wherein one side frame body of the fixed frame is fixedly arranged on a stand column through screws, the inner walls of symmetrical frame bodies of the fixed frame are symmetrically provided with bearing seats, the other side frame body of the fixed frame and the handle accommodating groove body are respectively provided with a mounting hole, the supporting pin column sequentially passes through the mounting holes sleeved on the handle accommodating groove body and the fixed frame body and then is fixedly sleeved in the bearing seats, the wire fixing disc is sleeved on the supporting pin column, the wire fixing disc is positioned between the two bearing seats, a pair of threading holes are symmetrically arranged on the wire fixing disc, the tail ends of the wire ropes are fixed in the threading holes, the handle is movably connected with the supporting pin column, three U-shaped bayonets are arranged on the rabbets of the handle accommodating groove body, and the handle is clamped in the U-shaped bayonets and can be switched between the adjacent U-shaped bayonets.
Compared with the prior art, the lifting rotary system has the advantages of ingenious overall structural design, reasonable and stable structure, compact volume and high automation degree, can effectively improve the high-efficiency safety of lifting and rotating operation of the upper furnace cover of the degassing machine box body, and can effectively ensure the accurate, quick, stable, smooth and safe lifting operation of the upper furnace cover of the degassing machine box body by using the lifting slide rail, the plate type chain, the lifting support arm, the hydraulic station, the hydraulic lifting mechanism, the upper and lower travel limit switches and the electric control cabinet; in addition, through the combined use of the rotating base, the slewing bearing, the steering motor, the rotating limit switch and the electrical control cabinet, the precision, the stability and the safety performance of the rotating operation of the upper furnace cover of the degassing machine box body can be effectively realized; in addition, through the safety bolt and the clamping sleeve designed on the lifting support arm, after the lifting support arm rises to the highest operation point, the clamping hook on the clamping bolt assembly is automatically clamped into the hollow clamping sleeve on the lifting support arm, so that the falling accident of the lifting support arm caused by unexpected situations (such as failure of a travel limit switch, oil leakage of a high-pressure oil pipe or a plunger cylinder, plate type chain tripping and the like) at the highest operation point of the furnace cover is prevented, and when the lifting support arm needs to fall back and fall, the clamping hook on the clamping bolt assembly is retracted from the clamping sleeve through the handle, so that the falling prevention protection of the lifting support arm is relieved, and the lifting support arm can fall normally; the safety bolt belongs to a mechanical safety bolt, and is manually operated through a handle to reduce potential safety hazards to the greatest extent.
Drawings
Fig. 1 is a schematic structural view of a lifting and rotating system according to a preferred embodiment of the present utility model.
Fig. 2 is a partial structural view of a lifting and rotating system according to a preferred embodiment of the present utility model.
Fig. 3 is a schematic view showing an installation structure of a safety pin in the lifting and rotating system according to the preferred embodiment of the present utility model.
Fig. 4 is a schematic view showing positions of the upright and the box in the lifting and rotating system according to the preferred embodiment of the utility model.
Fig. 5 is a schematic view showing the positions of a steering motor and a slewing bearing of a lifting and rotating system according to a preferred embodiment of the utility model.
FIG. 6 is a schematic view of a safety pin and a lifting arm of a lifting and rotating system according to a preferred embodiment of the present utility model.
Fig. 7 is a schematic view of a manual bolt of a lifting and rotating system according to a preferred embodiment of the present utility model.
Fig. 8 is a schematic diagram of a manual bolt of a lifting and rotating system according to a preferred embodiment of the present utility model.
Fig. 9 is a schematic structural diagram of a lifting slide rail and a slider of a lifting rotation system according to a preferred embodiment of the present utility model.
In the figure: the device comprises a vertical column, a 2-lifting support arm, a 3-lifting slide rail, a 4-sliding block, a 5-steering motor, a 6-hydraulic station, a 7-base of a degassing machine box body, a 8-base plate, a 9-rotating base, a 10-slewing bearing, a 11-upper travel limit block, a 12-upper travel limit switch, a 13-lower travel limit block, a 14-lower travel limit switch, a 15-rotating limit switch, a 16-rotating touch block, a 17-chain connecting plate, a 18-first chain lock, a 19-plate type chain, a 20-chain lock sleeve, a 21-second chain lock, a 22-hydraulic push rod, a 23-hydraulic column, a 24-guide pulley, a 25-protective cover, a 26-wire slot, a 27-tow chain, a 28-external gear, a 29-internal ring, a 30-external ring, a 31-raceway, a 32-clip assembly, a 33-positioning pulley assembly, a 34-manual clip, a 35-fixed sleeve, a 36-clip, a 37-compression spring, a 38-clip, a 39-through hole, a 40-wire rope, a 41-L-shaped support plate, a 42-triangular support table, a 43-support frame, a 44-handle, a 46-fixed frame, a 47-46-supporting seat, a 48-handle, a supporting seat, a 52-wire-holding seat, a 52-holding wire-drum, a 52-holding seat, a 52-holding wire-holding seat, a 52, a handle-holding seat, a 52-holding seat, a wire-holding seat, a 52, a supporting seat and a box.
Detailed Description
The present utility model is further described and illustrated below in conjunction with the accompanying drawings in order to enhance the understanding and appreciation of the utility model.
As shown in figures 1-9, the lifting rotary system for an aluminum liquid refining degassing furnace cover, which is shown in the preferred embodiment of the utility model, comprises a steel upright 1, a lifting slide rail 3, a plate-type chain 19, a lifting support arm 2, a rotary base 9, a slewing bearing 10, a steering motor 5, a hydraulic station 6, a hydraulic lifting mechanism and an electric control cabinet, wherein the upright 1 is arranged on an outer ring 30 of the slewing bearing 10, the rotary base 9 is fixed on a base 7 of a degassing machine box 53 through a base baseplate 8, wherein the base baseplate 8 is welded on the base 7 of the degassing machine box 53, the rotary base 9 is fixedly connected with the base baseplate 8 through bolts, the degassing machine box 53 is positioned on one side of the upright 1, the top of the rotary base 9 is fixedly arranged on an inner ring 29 of the slewing bearing 10 through bolts, a raceway 31 is arranged between the outer ring 30 and the inner ring 29 of the slewing bearing 10 for auxiliary rotation, an outer gear 28 is sleeved on a rotating shaft of the steering motor 5, the outer gear 28 is in meshed transmission with the inner ring of the slewing bearing 10, the lifting slide rail 3 is arranged on the front surface of the upright 1, the lifting support arm 2 is in sliding connection with the lifting slide rail 3 through a base baseplate 8, the hydraulic station 6 is arranged on the rear surface of the upright 1 through a limiting block 4, the rear surface of the lifting support arm 6 is arranged on the upright 1, the rear surface of the hydraulic station 6 is arranged on the front surface of the electric control cabinet is connected with the electric control cabinet 1 through a hydraulic wire, the front end of the electric control cable is arranged on the upright 1, the front end of the electric control cable is arranged on the front surface of the upright 1, and the electric control cabinet is arranged on the front end of the electric control cabinet 2 through a hydraulic lifting support arm 2, which is arranged on the front side of the front side, and is connected with the electric control cable, which is mounted on the front side, and is mounted front side 3, and is mounted on the front, and 2, by the electric lifting 2, and 2, by the electric lift is, the lower travel limit block 13 is provided with an upper travel limit switch 12 and a lower travel limit switch 14 which are matched with the upper travel limit block and the lower travel limit block at the upper end and the lower end of the lifting support arm 2, the upper travel limit switch and the lower travel limit switch are electrically connected with the electric control cabinet, the rotating base 9 is provided with a pair of rotating limit switches 15 according to 180 degrees, the slewing bearing 10 is provided with a pair of rotating touch blocks 16 according to 180 degrees, and the rotating limit switches 15 are electrically connected with the electric control cabinet.
Preferably, as shown in fig. 5, a circular hole is formed below the steering motor 5 on the slewing bearing 10, an internal gear is embedded in the hole of the circular hole, an external gear 28 arranged on the rotating shaft of the steering motor 5 is sleeved in the circular hole and then meshed with the internal gear, when the steering motor 5 drives the external gear 28 on the motor shaft to move along the internal gear of the slewing bearing 10 in need of rotation, the rotation speed of the external gear is determined by the rotation speed of the steering motor 5 and the number of teeth of the external gear 28, the outer ring 30 of the slewing bearing 10 drives the upright post 1 to rotate through the roller path 31, and the rotation angle is controlled by a pair of rotation limit switches 15 arranged on the rotating base 9 so as to complete the preset rotation operation.
It is further preferable that, as shown in fig. 9, the lifting slide rails 3 have good high temperature resistance, the number of lifting slide rails 3 is a pair, the lifting slide rails 3 are arranged on two sides of the hydraulic lifting mechanism in parallel, 2 sliding blocks 4 are arranged on each lifting slide rail 3, clamping grooves are arranged on two sides of the lifting slide rails 3, clamping columns capable of being clamped in the clamping grooves are arranged on the mounting surfaces of the sliding blocks 4, the shape of the sliding blocks 4 is n-shaped, in practical application, the sliding blocks 4 disclosed by the patent number ZL 201520309694.7 and the ultra-long high-precision linear sliding blocks 4 can be adopted, the rated load and precision of the sliding blocks 4 are high, the connecting structure between the sliding blocks 4 and the lifting slide rails 3 is stable and reliable, and the service life is long.
In addition, a chain connecting plate 17 is installed on the upright 1, a first chain lock catch 18 is arranged on the chain connecting plate 17, a chain lock sleeve 20 is arranged in the middle of the back surface of the lifting support arm 2, a second chain lock catch 21 is arranged at the upper end of the chain lock sleeve 20, and two ends of the plate-type chain 19 are respectively fixedly installed on the first chain lock catch 18 and the second chain lock catch 21.
Still more preferably, the hydraulic lifting mechanism includes a hydraulic column 23, a hydraulic push rod 22, and a guide pulley 2524, where the hydraulic column 23 is fixedly installed on the front surface of the upright 1, the hydraulic column 23 is connected to the hydraulic station 6 through a high-pressure oil pipe, after the hydraulic station 6 is powered on, it drives an oil pump motor to supply oil to a plunger cylinder (that is, composed of the hydraulic column 23 and the hydraulic push rod 22) in the hydraulic column 23 (in this system, unidirectional oil supply is adopted and oil discharge is realized by the weight of a box cover loaded on the hydraulic column 23), the hydraulic push rod 22 is sleeved on the hydraulic column 23, the guide pulley 2524 is fixedly installed on the top end of the hydraulic push rod 22, an accommodating groove is provided in the middle of the guide pulley 2524, and the plate-type chain 19 is slidably clamped in the accommodating groove, and a protective cover is provided on the periphery of the guide pulley 2524 to further limit and protect the plate-type chain 19. When lifting operation is needed, the hydraulic station 6 is started through the electrical control cabinet, hydraulic oil enters the hydraulic column 23 through the high-pressure oil pipe, and the hydraulic push rod 22 is made to do lifting movement, so that the plate-type chain 19 drives the sliding block 4 on the lifting support arm 2 to do lifting movement on the lifting sliding rail 3 on the upright post 1.
Still more preferably, the upper travel limit block is disposed at the top of the lifting slide rail 3, the lower travel limit block is disposed at the bottom of the lifting slide rail 3, the upper travel limit switch and the lower travel limit switch can be contacted with the upper travel limit block and the lower travel limit switch, a first bracket and a second bracket are disposed on the rotating base 9, a pair of rotating limit switches 15 are respectively mounted on the first bracket and the second bracket, a pair of studs are disposed on the outer edge of the slewing bearing 10, a rotating touch block 16 is mounted at the bottom of the studs, and the rotating touch block 16 can be contacted with the rotating limit switches 15 to limit the angle of the rotating operation of the upright 1.
Still more preferably, as shown in fig. 3 and 6, the upright 1 is provided with a safety bolt for preventing the furnace cover 52 lifted to the highest point from falling, the safety bolt comprises a pair of clamping bolt assemblies 32, a wire rope 40, a pair of direction-changing wheel 44 assemblies, a pair of positioning pulley assemblies 33 and a manual bolt 34, the pair of clamping bolt assemblies 32 are installed on the front surface of the upright 1 and are arranged at the top end of the lifting slide rail 3, the direction-changing wheel 44 assemblies are installed on the back surface of the upright 1, the positioning pulley assemblies 33 are installed under the direction-changing wheel 44 assemblies, the manual bolt 34 is installed between the two positioning pulley assemblies 33, and is specifically arranged at the middle position of the connecting line of the two positioning pulley assemblies 33, so that the traction force applied by the left and right wire ropes 40 is kept consistent, one end of each wire rope 40 is fixedly installed on the clamping bolt assemblies 32, and the other end of each wire rope 40 is fixedly installed on the manual bolt 34 after being sleeved on the direction-changing wheel 44 assemblies and the positioning pulley assemblies 33 in a sliding manner.
Specifically, as shown in fig. 7 and 8, the latch assembly 32 is fixedly mounted on the mounting portion of the latch assembly 32 of the upright 1, the latch assembly 32 is disposed at the upper end of the lifting sliding rail 3 of the lifting mechanism, the latch assembly 32 includes a fixing sleeve 35, a compression spring 37 and a latch 36, the fixing sleeve 35 is mounted on the mounting portion of the latch assembly 32 through a screw, a receiving cavity penetrating through the fixing sleeve 35 is formed in the middle portion of the fixing sleeve 35, the latch 36 includes a spring mounting column body formed integrally and located at the tail portion, a stop located at the middle portion and a hook 38 located at the head portion, the tail portion and the middle portion of the latch 36 are disposed in the receiving cavity, the compression spring 37 is sleeved on the spring mounting column body, and two ends of the compression spring 37 are respectively abutted to the upright 1 and the stop.
The column 1 is provided with a through hole 39 concentric with the accommodating cavity of the fixing sleeve 35, the size of the through hole 39 is slightly larger than the diameter of the spring mounting column body, and is also smaller than the inner diameter of the spring, so that the spring can not be fixed between the accommodating cavity and the column 1 due to the fact that the spring directly passes through the through hole 39, the spring mounting column body of the fixing sleeve 35 stretches into the through hole 39, the spring mounting column body can move back and forth in the through hole 39, a steel wire rope 40 lock catch is convexly arranged at the tail of the spring mounting column body, the steel wire rope 40 lock catch stretches out to the back of the column 1, the head end of the steel wire rope 40 is fixed on the steel wire rope lock catch, the hook 38 is convexly arranged at the front end of the accommodating cavity of the fixing sleeve 35, a hollow clamping sleeve is convexly arranged at the top of the lifting support arm 2 of the lifting mechanism, the hook 38 can be clamped into the clamping sleeve or retracted from the clamping sleeve under the combined action of the compression spring 37 and the steel wire rope 40, the manual bolt 34 pulls the steel wire rope 40 to shorten the length of the steel wire rope, so that the hook 38 can retract from the clamping sleeve, and the compression spring can always keep the state of tensioning the steel wire rope 40 after the hook 38 retracts. The shape of the clamping hook 38 is trapezoid, wedge-shaped or right triangle, and the contact surface of the clamping hook 38 and the clamping sleeve is a plane, so that stable contact between the clamping hook 38 and the clamping sleeve can be ensured.
The bend wheel 44 assembly is arranged at the bottom of the back of the installation part of the latch assembly 32, the bend wheel 44 assembly comprises an L-shaped supporting plate 41, a triangular supporting table 42, bend wheels 44 and a supporting frame 43, the L-shaped supporting plate 41 is arranged on the upright 1 through screws, the triangular supporting table 42 is arranged on the L-shaped supporting plate, the supporting frame 43 is vertically arranged on the outer side wall of the triangular supporting table 42, and the bend wheels 44 are arranged on the supporting frame 43 through a wheel frame. The lower extreme of lifting slide rail 3 is located to location pulley assembly 33, and location pulley assembly 33 includes locating plate, bracing piece, pulley, and the locating plate passes through the screw to be installed on stand 1, and the bracing piece is installed perpendicularly on the locating plate, and the pulley card is located in the bracing piece, and the erection site of bracing piece is located the inboard of bend pulley 44.
Grooves are formed in the bend pulley 44 and the pulley, the groove bottom of the bend pulley 44 is at the same height as the lock catch of the steel wire rope 40, the steel wire rope 40 is sequentially sleeved in the grooves of the bend pulley 44 and the pulley from top to bottom, and the steel wire rope 40 is in a stretching and tensioning state between the lock catch of the steel wire rope 40 and the bend pulley 44 and the pulley.
The manual bolt 34 comprises a handle 50, a fixed frame 46, a hollow handle accommodating groove 48, supporting pins 47 and a wire fixing disc 51, wherein the fixed frame 46 is U-shaped, one side frame of the fixed frame 46 is fixedly arranged on the upright 1 through screws, seat bearings 49 are symmetrically arranged on the inner wall of the symmetrical frame of the fixed frame 46, concentric mounting holes are formed in the other side frame of the fixed frame 46 and the handle accommodating groove 48, the supporting pins 47 sequentially penetrate through and are sleeved in the mounting holes of the handle accommodating groove 48 and the frame of the fixed frame 46 and then are fixedly arranged in the seat bearings 49, the wire fixing disc 51 is sleeved on the supporting pins 47, the wire fixing disc 51 is positioned between the two seat bearings 49, a pair of threading holes are symmetrically arranged on the wire fixing disc 51, and the tail end of the steel wire rope 40 is fixed in the threading holes.
The handle 50 is movably connected with the supporting pin 47, and the handle 50 can rotate in the bearing 49 with the seat through the supporting pin 47. Specifically, a U-shaped socket joint clamping column is arranged at the tail end of the handle 50, a clamping block is arranged at the end part of the supporting pin 47 in the handle accommodating groove 48, the clamping block is sleeved in the middle of the U-shaped socket joint clamping column, mounting holes are correspondingly formed in the socket joint clamping column and the clamping block, and a bolt is inserted in the mounting holes of the socket joint clamping column and the clamping block to movably connect the handle 50 and the supporting pin 47.
In addition, the handle receiving groove 48 is cylindrical in shape. A plurality of bayonets are provided in the slot of the handle receiving slot 48, and the handle 50 is engageable in one of the bayonets and is switchable between adjacent bayonets. Specifically, the notch of the handle accommodating groove 48 is provided with three U-shaped bayonets, two U-shaped bayonets are located at the left side and the right side of the notch, the other U-shaped bayonet is located at the lower side of the notch, and the handle 50 can be clamped into the U-shaped bayonets and switched between the U-shaped bayonets located at the left side and the right side and the U-shaped bayonets located at the lower side.
The hook 38 of the safety bolt is in an extending state in a normal state, when the lifting support arm 2 of the lifting mechanism drives the furnace cover 52 to rise to the top, the side wall of the lifting support arm 2 can prop against the lower inclined surface of the hook 38 to enable the lower inclined surface of the hook 38 to slowly sink, after the clamping sleeve in the lifting support arm 2 corresponds to the clamping hook 38, the hook 38 can be clamped into the clamping sleeve under the acting force of the compression spring 37, at the moment, the handle 50 is clamped in the U-shaped bayonet on the right side, the handle 50 and the lower U-shaped bayonet on the lower side of the handle accommodating groove 48 are in a vertical state, an upper travel switch is arranged on the lifting support arm 2, a limit block is arranged at the corresponding position of the upright post 1, after the clamping hook 38 is clamped into the clamping sleeve, the upper travel switch just touches the upper limit block, at the moment, the lifting support arm 2 is lifted to the highest point, the motor for driving the lifting support arm 2 to do lifting motion is powered off, the lifting support arm 2 stops lifting motion, and the lifting support arm 2 is further limited and supported by the clamping effect of the clamping hook 38 on the lifting support arm 2, so that the falling caused by accident due to the failure of the lifting mechanism can be avoided.
When the lifting support arm 2 drives the furnace cover 52 to fall back, the handle 50 is pulled up from the U-shaped bayonet to an angle of about 45 degrees and rotated 90 degrees clockwise, and after the handle 50 pulls down the steel wire rope 40 in the rotation process to drive the clamping hook 38 on the clamping bolt 36 to retract into the fixing sleeve 35 completely, the handle 50 is clamped into the U-shaped bayonet at the lower side to prevent the clamping hook 38 from rebounding, so that the anti-falling protection of the safety bolt is relieved. After the lifting support arm 2 drives the furnace cover 52 to fall back onto the box body, the handle 50 is pulled up by an angle of about 45 degrees from the U-shaped bayonet and rotated by 90 degrees clockwise or anticlockwise, so that the handle 50 is clamped into any one of the U-shaped bayonet on the left side and the right side, the vertical state of the handle 50 is restored, and at the moment, the clamping hook 38 on the clamping bolt 36 completely extends out of the fixing sleeve 35 under the action of the spring force of the compression spring 37.
The top of the upright 1 is provided with a wire slot 26, the bottom of the wire slot 26 is provided with a TL-2 type drag chain 27 for placing cables and air pipes, and the drag chain 27 is positioned on one side of the upright 1.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (6)
1. A lift rotary system for molten aluminum refining degasification bell, its characterized in that: the automatic control device comprises a steel structure upright post, a lifting sliding rail, a plate-type chain, a lifting support arm, a rotating base, a slewing bearing, a steering motor, a hydraulic station, a hydraulic lifting mechanism and an electric control cabinet, wherein the upright post is arranged on an outer ring of the slewing bearing;
the safety bolt for preventing the furnace cover from falling is arranged on the upright post and comprises a pair of clamping bolt assemblies, a steel wire rope, a pair of bend wheel assemblies, a pair of positioning pulley assemblies and a manual bolt, wherein the clamping bolt assemblies are arranged on the front surface of the upright post, the bend wheel assemblies are arranged on the back surface of the upright post, the positioning pulley assemblies are arranged right below the bend wheel assemblies, the manual bolt is arranged between the two positioning pulley assemblies, one end of the wire rope is fixedly arranged on the clamping bolt assemblies, and the other end of the wire rope is fixedly arranged on the manual bolt after being sequentially sheathed on the bend wheel assemblies and the positioning pulley assemblies in a sliding manner; the clamping bolt component is fixedly arranged on the clamping bolt component mounting part of the upright post, the clamping bolt component is arranged at the upper end of the lifting sliding rail and comprises a fixing sleeve, a compression spring and a clamping bolt, the fixing sleeve is arranged on the clamping bolt component mounting part through a screw, a containing cavity penetrating the fixing sleeve is formed in the middle of the fixing sleeve, the clamping bolt comprises a spring mounting column body which is formed integrally and is positioned at the tail part, a stop block positioned at the middle part and a clamping hook positioned at the head part, the tail part and the middle part of the clamping bolt are arranged in the containing cavity, the compression spring is sleeved on the spring mounting column body, two ends of the compression spring are respectively abutted with the upright post and the stop block, a steel wire rope lock catch is convexly arranged on the spring mounting column body and extends out to the back surface of the upright post, the first end of the steel wire rope is fixed on the steel wire rope lock catch, the clamping hook is convexly arranged at the front end of the fixing sleeve, the top of the back of the lifting support arm is provided with a hollow clamping sleeve in an upward protruding mode, the upright post is provided with a through hole concentric with the accommodating cavity of the fixing sleeve, the spring mounting column of the fixing sleeve stretches into the through hole, the spring mounting column can move back and forth in the through hole, the contact surface of the clamping hook and the clamping sleeve is a plane to ensure stable contact between the clamping hook and the clamping sleeve, the tail of the spring mounting column is provided with a steel wire rope lock in a protruding mode, the steel wire rope lock stretches out to the back of the upright post, the first end of the steel wire rope is fixed on the steel wire rope lock, the clamping hook is arranged at the front end of the accommodating cavity of the fixing sleeve in a protruding mode, the top of the lifting support arm of the lifting mechanism is provided with the hollow clamping sleeve in an upward protruding mode, and the clamping hook can be clamped into the clamping sleeve or retracted from the clamping sleeve under the combined action of the compression spring and the steel wire rope; the bend wheel assembly is arranged at the bottom of the back surface of the latch assembly installation part and comprises an L-shaped supporting plate, a triangular supporting table, bend wheels and a supporting frame, wherein the L-shaped supporting plate is installed on the upright post through screws, the triangular supporting table is installed on the L-shaped supporting plate, the supporting frame is vertically installed on the outer side wall of the triangular supporting table, and the bend wheels are installed on the supporting frame through a wheel frame; the positioning pulley assembly is arranged at the lower end of the lifting slide rail and comprises a positioning plate, a supporting rod and a pulley, the positioning plate is arranged on the upright post through a screw, the supporting rod is vertically arranged on the positioning plate, the pulley is clamped in the supporting rod, the installation point of the supporting rod is positioned at the inner side of the redirecting wheel, grooves are formed in the redirecting wheel and the pulley, the steel wire rope is sequentially sleeved in the grooves of the redirecting wheel and the pulley from top to bottom, and the steel wire rope is in a tensioning state between the redirecting wheel and the pulley; the manual bolt comprises a handle, a fixed frame, a handle accommodating groove body, a supporting pin column and a wire fixing disc, wherein one side frame body of the fixed frame is fixedly arranged on an upright post through screws, seat bearing blocks are symmetrically arranged on the inner wall of the symmetrical frame body of the fixed frame, mounting holes are formed in the other side frame body of the fixed frame and the handle accommodating groove body, the supporting pin column sequentially penetrates through the mounting holes in the handle accommodating groove body and the fixed frame body in a sleeved mode and then is fixedly sleeved in the seat bearing blocks, the wire fixing disc is sleeved on the supporting pin column, the wire fixing disc is located between the two seat bearing blocks, a pair of threading holes are symmetrically arranged on the wire fixing disc, the tail ends of the wire ropes are fixed in the threading holes, the handle and the supporting pin column are movably connected, a plurality of bayonets are formed in the notch of the handle accommodating groove body, and the handle can be clamped in the bayonets and can be switched between the adjacent bayonets.
2. The lifting rotary system for the molten aluminum refining degassing furnace cover according to claim 1, wherein a round hole is arranged below the steering motor on the slewing bearing, an inner gear is embedded in the round hole, an outer gear sleeve arranged on the rotating shaft of the steering motor is meshed with the inner gear after being inserted into the round hole, and an outer ring of the slewing bearing drives the upright post to rotate through a roller path.
3. The lifting and rotating system for the aluminum liquid refining degassing furnace cover according to claim 2, wherein the number of the lifting slide rails is one pair, the lifting slide rails are arranged on two sides of the hydraulic lifting mechanism in parallel, 2 sliding blocks are arranged on each lifting slide rail, clamping grooves are formed in two sides of each lifting slide rail, clamping columns capable of being clamped in the clamping grooves are arranged on the mounting surfaces of the sliding blocks, and the sliding blocks are in a n shape.
4. A lifting and rotating system for a molten aluminum refining degassing furnace cover as claimed in claim 3, wherein the upright post is provided with a chain connecting plate, a first chain lock catch is arranged on the chain connecting plate, a chain lock sleeve is arranged in the middle of the back of the lifting support arm, a second chain lock catch is arranged on the chain lock sleeve, and two ends of the plate-type chain are respectively fixedly arranged on the first chain lock catch and the second chain lock catch.
5. The lifting and rotating system for the aluminum liquid refining degassing furnace cover according to claim 4, wherein the hydraulic lifting mechanism comprises a hydraulic column, a hydraulic push rod and a guide pulley, the hydraulic column is fixedly arranged on the front surface of the upright column, the hydraulic column is connected with the hydraulic station through a high-pressure oil pipe, the hydraulic push rod is sleeved on the hydraulic column, the guide pulley is fixedly arranged on the top end of the hydraulic push rod, a containing groove is formed in the middle of the guide pulley, and the plate-type chain is slidably clamped in the containing groove.
6. The lifting and rotating system for the aluminum liquid refining degassing furnace cover according to claim 5, wherein the upper travel limiting block is arranged at the top of the lifting slide rail, the lower travel limiting block is arranged at the bottom of the lifting slide rail, the upper travel limiting switch and the lower travel limiting switch can be contacted with the upper travel limiting block and the lower travel limiting block, the rotating base is provided with a first bracket and a second bracket, a pair of rotating limiting switches are respectively arranged on the first bracket and the second bracket, a pair of studs are arranged on the outer edge of the slewing bearing, a rotating touch block is arranged at the bottom of each stud, and the rotating touch block can be contacted with the rotating limiting switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910476399.3A CN110229968B (en) | 2019-06-03 | 2019-06-03 | Lifting and rotating system for aluminum liquid refining degassing furnace cover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910476399.3A CN110229968B (en) | 2019-06-03 | 2019-06-03 | Lifting and rotating system for aluminum liquid refining degassing furnace cover |
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| CN110229968A CN110229968A (en) | 2019-09-13 |
| CN110229968B true CN110229968B (en) | 2024-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910476399.3A Active CN110229968B (en) | 2019-06-03 | 2019-06-03 | Lifting and rotating system for aluminum liquid refining degassing furnace cover |
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| AU5960573A (en) * | 1973-08-24 | 1975-02-27 | Kombinat N O L O | Method and apparatus to refine melts from solid impurities |
| CN204784189U (en) * | 2015-05-13 | 2015-11-18 | 杭州浩辰机械有限公司 | Overlength high accuracy straight line slider |
| CN105112687A (en) * | 2015-09-13 | 2015-12-02 | 衢州峥嵘环保科技有限公司 | Launder-type on-line degassing device |
| CN206256151U (en) * | 2016-12-26 | 2017-06-16 | 江苏迅隆科技发展有限公司 | A kind of online purifier of the aluminium liquid of Simple And Practical |
| CN108097939A (en) * | 2016-11-24 | 2018-06-01 | 重庆金凯特殊钢制品有限公司 | There is the device of elevating translational bell |
| CN208604184U (en) * | 2018-07-27 | 2019-03-15 | 广州龙鑫蓄热工业炉有限公司 | Rotary lifting mechanism and degassing apparatus |
| CN210314437U (en) * | 2019-06-03 | 2020-04-14 | 安徽阿尔泰克铝业材料科技有限公司 | Lifting and rotating system for molten aluminum refining degassing furnace cover |
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2019
- 2019-06-03 CN CN201910476399.3A patent/CN110229968B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5960573A (en) * | 1973-08-24 | 1975-02-27 | Kombinat N O L O | Method and apparatus to refine melts from solid impurities |
| CN204784189U (en) * | 2015-05-13 | 2015-11-18 | 杭州浩辰机械有限公司 | Overlength high accuracy straight line slider |
| CN105112687A (en) * | 2015-09-13 | 2015-12-02 | 衢州峥嵘环保科技有限公司 | Launder-type on-line degassing device |
| CN108097939A (en) * | 2016-11-24 | 2018-06-01 | 重庆金凯特殊钢制品有限公司 | There is the device of elevating translational bell |
| CN206256151U (en) * | 2016-12-26 | 2017-06-16 | 江苏迅隆科技发展有限公司 | A kind of online purifier of the aluminium liquid of Simple And Practical |
| CN208604184U (en) * | 2018-07-27 | 2019-03-15 | 广州龙鑫蓄热工业炉有限公司 | Rotary lifting mechanism and degassing apparatus |
| CN210314437U (en) * | 2019-06-03 | 2020-04-14 | 安徽阿尔泰克铝业材料科技有限公司 | Lifting and rotating system for molten aluminum refining degassing furnace cover |
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| CN110229968A (en) | 2019-09-13 |
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