CN114812170B

CN114812170B - Aluminum alloy smelting furnace with tempering and filtering functions

Info

Publication number: CN114812170B
Application number: CN202210373566.3A
Authority: CN
Inventors: 黄刚; 宁健; 王栋
Original assignee: Anhui Yongmaotai Aluminum Industry Co ltd
Current assignee: Anhui Yongmaotai Aluminum Industry Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2024-02-02
Anticipated expiration: 2042-04-11
Also published as: CN114812170A

Abstract

The invention discloses an aluminum alloy smelting furnace with a tempering and filtering function, which relates to the technical field of cable hot-pressing printing, and comprises a box body, wherein a waste residue removing mechanism is arranged in the box body, the waste residue removing mechanism comprises a vertical plate, a first rotating wheel, a second rotating wheel and a lifting rod, the vertical plate is connected in the box body in a sliding way, and first sliding grooves are symmetrically formed in one side of the vertical plate; according to the invention, the clamping rod is driven by the connecting rod to clamp the aluminum alloy smelting residues at the top of the furnace body, the residues in the furnace body are placed in the discharge chute, and then the residues in the discharge chute are rolled into the waste residue box by rotating the shaking wheel.

Description

Aluminum alloy smelting furnace with tempering and filtering functions

Technical Field

The invention relates to the technical field of slag removal of aluminum alloy melting furnaces, in particular to an aluminum alloy melting furnace with a tempering and filtering function.

Background

In the process of smelting aluminum alloy, the loss of unrecoverable metal caused by aluminum oxidation and interaction of aluminum with furnace walls and refining agents is called burning loss, the burning loss and the metal contained in slag are always called melting loss, when the aluminum alloy smelting furnace is adopted for smelting, the slag amount is 2% -5% of the furnace burden amount due to different furnace burden, and the aluminum content in slag is about 40% -60% of the slag amount, so that the aluminum slag is accurately treated, and the recovery of aluminum in slag to reduce the melting loss has important significance.

However, when aluminum alloy smelting furnace removes slag and filters, usually all be the staff through professional slag removing tool or drag for slag removing tool with the waste residue on furnace body surface take off or drag for in the waste residue dish that prepares in advance, adopt slag removing tool mainly to great furnace body, drag for slag removing tool mainly responsible for small-size furnace body's filtration, both can cause partial waste residue dust to enter into the air, influence staff's health, can produce partial harmful gas when smelting the aluminum alloy simultaneously, it is nearer to the furnace body to adopt slag removing tool, the risk that the staff receives the waste gas to infringe improves, when adopting slag removing tool to take off the sediment at last, because the people is farther from the furnace body, can cause a large amount of molten state aluminum alloy extravagant when taking off the sediment.

Therefore, we propose an aluminum alloy smelting furnace with a tempering and filtering function.

Disclosure of Invention

The invention aims at: the clamping rods in the whole clamping mechanism are stretched into aluminum alloy in a molten state while the connecting rods are driven to move through rotation of the first rotating wheel and the second rotating wheel respectively, waste residues on the surface of the aluminum alloy in the molten state are clamped, the clamped waste materials are transferred into the discharge chute, finally, the screw thread blades are driven by the rotating rocking wheel to roll the waste residues in the discharge chute into the waste residue box for centralized storage, and waste gas generated by smelting the aluminum alloy in the box is collected in a waste gas treatment box arranged on one side of the box, so that the problems of later-stage waste residue dust lifting and waste gas environmental pollution are avoided;

in order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides an aluminum alloy smelting furnace with quenching and tempering filtration function, includes the box, install waste residue removal mechanism in the box, waste residue removal mechanism includes riser, first runner, second runner and lifts the pole, sliding connection has the riser in the box, and is located one side symmetry of riser and seted up first spout, the opposite side of riser has been seted up the third spout, two sliding connection has the horizontal pole in the first spout, and is located one side of horizontal pole and have seted up the second spout, one side inner wall of box is connected with lifts the pole through the bearing rotation, and is located the one end looks joint of lifting the pole with the second spout, the bottom of horizontal pole is fixed with the connecting rod through the bolt, the both sides inner wall of box is through bearing symmetry swing joint has first runner and second runner, first draw-in groove has been seted up to one side of first runner, the second draw-in groove has been seted up to one side of second runner;

one end of the lifting rod is clamped with the first clamping groove, the inner wall of the top of the box body is rotationally connected with the moving rod through a bearing, one end of the moving rod is clamped with the third sliding groove, and the other end of the moving rod is clamped with the second clamping groove.

Further, the mechanism is got to the clamp is installed to the one end of connecting rod, it includes communicating pipe, clamp lever, fixed block, gag lever post, spring, wire rope and sheath to press from both sides the mechanism, the one end of connecting rod is fixed with communicating pipe through the bolt fastening, and is located the one end of communicating pipe and be fixed with the fixed block through spot welding, the bottom of fixed block is connected with the clamp lever through the bearing rotation, and is located the outer wall cover of clamp lever and be equipped with the sheath, the opposite face of clamp lever and fixed block and be located one side rotation of clamp lever and be connected with the gag lever post, and be located the outside cover of gag lever post and be equipped with the spring, one side and fixed block sliding connection of fixed block are run through to the one end of gag lever post, wire rope is installed to the one end of gag lever post.

Further, the connecting block is fixed on the inner wall of the top of the box body through spot welding, and one end of the steel wire rope penetrates through the communicating pipe and is fixed with the connecting block.

Further, the blown down tank has been seted up in the box, one side of box is fixed with the waste residue case through the bolt, the one end and the waste residue case of blown down tank are linked together, shake the round in one side of waste residue case and install, one side inner wall of blown down tank has the screw thread leaf through bearing swing joint, and is located one side that the one end of screw thread leaf runs through the waste residue case and is fixed mutually through spot welding and shake the round.

Further, the scraping block is installed to the one end of blown down tank, and is located the both sides symmetry sliding connection who scrapes the piece and have the scraper blade, install the furnace body in the box, the intake pipe is installed at the top of furnace body and one side that is located the box.

Further, the case lid is installed to top one side of box, and is located the top of case lid and be fixed with the handle through spot welding, the observation window is installed to one side of box, one side of box is fixed with the exhaust treatment case through the bolt, and is located one side and the intake pipe of exhaust treatment case and be linked together.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the clamping rod is driven by the connecting rod to clamp aluminum alloy smelting residues at the top of the furnace body, residues in the furnace body are placed in the discharge chute, and then the residues in the discharge chute are wound into the waste residue box by rotating the rocking wheel;

2. according to the invention, the box body and the waste gas treatment box are additionally arranged on the surface of the furnace body, and the waste gas generated when the aluminum alloy in the box body is melted is collected through the air inlet pipe, so that the waste gas is prevented from being directly discharged into the air, and the environment is polluted;

3. according to the invention, the residues at the top of the aluminum alloy in a molten state are clamped through the two clamping rods, meanwhile, the aluminum alloy in a partial molten state is separated out from the bottom of the clamping rods and returned to the furnace body, and compared with the method that the aluminum alloy is directly taken out by the derrick, the derrick takes out part of the aluminum alloy and the waste residues together, so that the aluminum alloy is wasted, and the filtering cost of the aluminum alloy smelting furnace is increased.

Drawings

FIG. 1 is a schematic front view of an aluminum alloy smelting furnace with tempering and filtering functions according to the invention;

FIG. 2 is a schematic diagram of a front view cross-section structure of an aluminum alloy smelting furnace with a tempering and filtering function;

FIG. 3 is a schematic view showing the connection structure of the tank and part of the waste residue removing mechanism of the present invention;

FIG. 4 is a schematic diagram of the overall structure of a second wheel according to the present invention;

FIG. 5 is a schematic view of the overall structure of a first rotor according to the present invention;

FIG. 6 is a schematic view of the overall structure of the riser of the present invention;

FIG. 7 is a schematic diagram of a top view structure of an aluminum alloy melting furnace with tempering and filtering functions;

FIG. 8 is an enlarged schematic view of the structure at A of the present invention;

fig. 9 is a schematic view of a connection structure of a scraper block and a scraper according to the present invention.

In the figure: 1. a case; 2. a waste residue tank; 3. an observation window; 4. a case cover; 5. an exhaust gas treatment tank; 6. a furnace body; 7. a waste residue removing mechanism; 701. a riser; 702. a first chute; 703. a cross bar; 704. a connecting rod; 705. a second chute; 706. lifting a rod; 707. a first wheel; 708. a second wheel; 709. a first clamping groove; 7010. a second clamping groove; 7011. a third chute; 8. a moving rod; 9. a grip; 10. shaking wheel; 11. a clamping mechanism; 111. a communicating pipe; 112. a clamping rod; 113. a fixed block; 114. a limit rod; 115. a spring; 116. a wire rope; 117. a sheath; 12. a connecting block; 13. a discharge chute; 14. a thread blade; 15. scraping blocks; 16. an air inlet pipe; 17. a scraper.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-9, the present invention provides a technical solution:

example 1:

in the process of smelting aluminum alloy, the loss of unrecoverable metal caused by aluminum oxidation and interaction of aluminum with furnace walls and refining agents is called burning loss, and the slag amount can be reduced in the normal production from the following aspects:

1. reasonable geometric size of the furnace and charging sequence;

2. strictly controlling the smelting temperature to prevent overheating;

3. proper amount of the melt and refining time, stable stirring, no damage to oxide film on the surface of the melt and timely covering of the aluminum melt;

4. classifying and cleaning waste aluminum, and packing finely divided furnace burden with large specific surface area by using a press;

5. the slag is treated before slag skimming, the slag former is used to reduce the wettability of the aluminum melt and the oxide in the slag,

6. separating granular aluminum drops mixed in slag and returning the granular aluminum drops to the melt;

7. when the slag skimming time is reasonably mastered, the wettability of slag and the melt is better when the temperature of the melt is low, a considerable amount of melt is mixed in the slag, and if the slag skimming is carried out at the moment, the weight of the melt carried out along with the slag is about 60% of the weight of the slag;

8. a professional slag removing tool and a process are used;

in the slag reduction operation, it can be understood that most of the slag reduction operations are external factors, when the aluminum alloy is smelted, the slag floating on the liquid level still needs to be fished or scraped, so that the impurities during the aluminum alloy smelting are filtered, the slag is not completely removed due to the fact that the temperature is too high, the whole aluminum alloy smelting is influenced due to the fact that the slag is removed manually and remotely, and meanwhile, waste gas generated during the aluminum alloy smelting and dust generated during the slag removing are all threats to the lives of workers;

as shown in fig. 1, the whole aluminum alloy smelting furnace body 6 is installed in a box body 1, a box cover 4 convenient for feeding is installed at the top of the box body 1, meanwhile, a waste residue box 2 and a waste gas treatment box 5 are installed at one side of the whole box body 1, so that the whole aluminum alloy smelting furnace is carried out in a smokeless and dust-free environment, in specific operation, a waste residue removing mechanism 7 is installed in the whole box body 1, the whole waste residue removing mechanism 7 is mainly responsible for conveying a clamping mechanism 11 from the top of the furnace body 6 to the top of a discharging groove 13, meanwhile, a first rotating wheel 707 and a second rotating wheel 708 in the whole waste residue removing mechanism 7 are driven by a power mechanism outside the box body 1, as can be understood from fig. 4 and 5, a first clamping groove 709 and a second clamping groove 7010 are formed in the whole first rotating wheel 707 and the second rotating wheel 708, one side inner wall of the box body 1 is rotatably connected with a lifting rod 706, one end of the lifting rod 706 is connected with the first clamping groove 709 on the first rotating wheel 707, the connecting position is on the first clamping groove 709 near the shorter side of the circle center, when the first rotating wheel 707 rotates, the first rotating wheel 709 is lifted to the first clamping groove 709 on the shorter side of the circle center, and the first rotating wheel 709 is lifted down to the first rotating half circle center, and the first rotating cycle 706 is completed;

one end of the whole lifting rod 706 is connected with the cross rod 703, the whole cross rod 703 is arranged in the first chute 702 on the vertical plate 701, the cross rod 703 is provided with the second chute 705, one end of the lifting rod 706 is connected with the second chute 705, when the lifting rod 706 moves downwards, the lifting rod 706 drives the cross rod 703 to move downwards in the first chute 702, one side of the whole connecting rod 704 is connected with the cross rod 703, and the connecting rod 704 also presses downwards twice after the first rotating wheel 707 completes a period;

the inner wall of the top of the whole box body 1 is rotationally connected with a moving rod 8, one end of the whole moving rod 8 is connected with a third chute 7011, the other end of the moving rod 8 is connected with a second clamping groove 7010 on a second rotating wheel 708, when the second rotating wheel 708 rotates, one end of the moving rod 8 stays at one side of the second clamping groove 7010 close to the circle center, when the second rotating wheel 708 starts to rotate, the whole moving rod 8 is driven to shake left and right, one end of the moving rod 8 is connected with a vertical plate 701, the vertical plate 701 also moves left and right in the box body 1, when the vertical plate 701 moves to the rightmost side, the lifting rod 706 just moves to a position where the first clamping groove 709 is far away from the center point, at the moment, the whole connecting rod 704 starts to move downwards when moving to the upper part of the furnace body 6, the first rotating wheel 707 and the second rotating wheel 708 continue to rotate, at the moment, the connecting rod 704 moves upwards to return to the original path, and when the initial position is reached, the lifting rod 706 moves to the position where the first clamping groove 709 is far from the center position again, the connecting rod 704 moves downwards again, and the two times of downward movements are completed;

as shown in fig. 2, the discharging chute 13 is formed in the whole box body 1, one end of the discharging chute 13 corresponds to one end of the connecting rod 704, after the whole clamping mechanism 11 clamps the waste residues, the waste residues are put into the discharging chute 13, the scraping block 15 is mounted on the waste residues at the moment, meanwhile, the scraping plate 17 is mounted on the whole scraping block 15, after the clamping mechanism 11 contacts with the scraping plate 17, the waste residues adhered to the clamping mechanism 11 are scraped off through the scraping plate 17, the waste residues fall to the position of the thread blade 14 along one end of the discharging chute 13, at the moment, the worker rotates the shaking wheel 10, the shaking wheel 10 drives the thread blade 14 to rotate, and meanwhile, the waste residues are rolled into the waste residue box 2 on one side of the box body 1 to be stored together, and through transporting the waste residues in a closed environment, so that the normal work of the worker is prevented from being raised, and the safety of the operation is improved.

Example 2:

the clamping mechanism 11 arranged on the connecting rod 704 is mainly responsible for clamping residues floating on the top of the furnace body 6, when the connecting rod 704 puts the clamping rod 112 at the bottom of the communicating pipe 111 into the top of the furnace body 6, the connecting rod 704 moves downwards at the moment, the steel wire ropes 116 connected at two sides of the clamping rod 112 penetrate out of the communicating pipe 111 and are connected with the connecting block 12 on the inner wall of the top of the box body 1, the steel wire ropes 116 pull the clamping rod 112 at two sides to be unfolded, the clamping rod 112 is unfolded when the sheath 117 is contacted with aluminum alloy liquid, meanwhile, the whole clamping rod 112 stretches into the liquid, at the moment, the clamping rod 112 wraps part of residues, when the connecting rod 704 ascends, at the moment, the steel wire ropes 116 do not pull the clamping rod 112 any more, the clamping rod 112 starts to clamp under the action of the limiting rod 114 and the spring 115 on the fixed block 113, part of residues is clamped and conveyed to the scraping block 15 on the discharging groove 13, and new residues can appear due to the tension effect of the surface of the aluminum alloy liquid, and the whole clamping mechanism 11 continuously clamps and cleans the surface of the liquid;

the length of the whole communicating pipe 111 on the connecting rod 704 can be adjusted, and meanwhile, when a worker puts in raw materials, the worker also pays attention to the height of the liquid after melting the aluminum alloy, and when the raw materials are added if necessary, the height of the aluminum alloy liquid in the whole furnace body 6 is controlled, and the whole furnace body 6 can be known from the observation window 3 on the box body 1;

meanwhile, the exhaust gas treatment box 5 arranged on one side of the whole box body 1 is communicated with one side of the box body 1 through the air inlet pipe 16, after an aluminum alloy is put into the furnace body 6 by a worker, the box cover 4 is closed through the handle 9, the exhaust gas treatment box 5 on one side is opened, and harmful gas generated in the box body 1 is pumped into the exhaust gas treatment box 5 from the air inlet pipe 16 by an exhaust fan in the exhaust gas treatment box 5, so that the exhaust gas is prevented from polluting the air.

The foregoing is merely illustrative and explanatory of the invention, as it is well within the scope of the invention as claimed, as it relates to various modifications, additions and substitutions for those skilled in the art, without departing from the inventive concept and without departing from the scope of the invention as defined in the accompanying claims.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims

1. Aluminum alloy smelting furnace with quenching and tempering filter function, including box (1), its characterized in that: the waste residue removing mechanism (7) is arranged in the box body (1), the waste residue removing mechanism (7) comprises a vertical plate (701), a first runner (707), a second runner (708) and a lifting rod (706), the vertical plate (701) is connected in a sliding manner in the box body (1), first sliding grooves (702) are symmetrically formed in one side of the vertical plate (701), a third sliding groove (7011) is formed in the other side of the vertical plate (701), a cross rod (703) is connected in the sliding manner in the first sliding grooves (702), a second sliding groove (705) is formed in one side of the cross rod (703), a lifting rod (706) is connected in a rotating manner through a bearing on one side inner wall of the box body (1), one end of the lifting rod (706) is clamped with the second sliding groove (705), a connecting rod (704) is fixedly arranged at the bottom of the cross rod (703) through bolts, a first runner (707) and a second runner (708) are symmetrically and movably connected to two side inner walls of the box body (1) through bearings, a first runner (707) and a second runner (708) are formed in one side of the first clamping groove (707), and a second runner (7010) is formed in one side of the first runner (707);

one end of the lifting rod (706) is clamped with the first clamping groove (709), the inner wall of the top of the box body (1) is rotatably connected with a moving rod (8) through a bearing, one end of the moving rod (8) is clamped with the third sliding groove (7011), and the other end of the moving rod (8) is clamped with the second clamping groove (7010);

the utility model discloses a mechanism is got to clamp is installed to one end of connecting rod (704), clamp is got mechanism (11) including communicating pipe (111), clamp lever (112), fixed block (113), gag lever post (114), spring (115), wire rope (116) and sheath (117), the one end of connecting rod (704) is fixed with communicating pipe (111) through the bolt fastening, and is located the one end of communicating pipe (111) and be fixed with fixed block (113) through spot welding, the bottom of fixed block (113) is connected with clamp lever (112) through the bearing rotation, and is located the outer wall cover of clamp lever (112) and be equipped with sheath (117), clamp lever (112) are connected with gag lever post (114) with the opposite face of fixed block (113) and be located one side rotation of clamp lever (112), and be located the outside cover of gag lever post (114) and be equipped with spring (115), one end of gag lever post (114) runs through one side of fixed block (113) and with fixed block (113) sliding connection, wire rope (116) are installed to one end of gag lever post (114).

2. The aluminum alloy smelting furnace with tempering and filtering functions according to claim 1, wherein: the top inner wall of the box body (1) is fixed with a connecting block (12) through spot welding, and one end of the steel wire rope (116) penetrates through the communicating pipe (111) and is fixed with the connecting block (12).

3. The aluminum alloy smelting furnace with tempering and filtering functions according to claim 1, wherein: the novel waste slag box comprises a box body (1), and is characterized in that a discharge chute (13) is formed in the box body (1), a waste slag box (2) is fixedly arranged on one side of the box body (1) through bolts, one end of the discharge chute (13) is communicated with the waste slag box (2), a rocking wheel (10) is arranged on one side of the waste slag box (2), a threaded blade (14) is movably connected to one side inner wall of the discharge chute (13) through a bearing, and one end of the threaded blade (14) penetrates one side of the waste slag box (2) and is fixed with the rocking wheel (10) through spot welding.

4. An aluminum alloy smelting furnace with tempering and filtering functions according to claim 3, wherein: the scraping block (15) is installed to one end of blown down tank (13), and is located the bilateral symmetry sliding connection who scrapes piece (15) and have scraper blade (17), install furnace body (6) in box (1), intake pipe (16) are installed at the top of furnace body (6) and are located one side of box (1).

5. The aluminum alloy smelting furnace with tempering and filtering functions according to claim 1, wherein: the novel waste gas treatment box is characterized in that a box cover (4) is arranged on one side of the top of the box body (1), a handle (9) is fixed on the top of the box cover (4) through spot welding, an observation window (3) is arranged on one side of the box body (1), a waste gas treatment box (5) is fixed on one side of the box body (1) through bolts, and one side of the waste gas treatment box (5) is communicated with an air inlet pipe (16).