Aluminum material smelting furnace

Abstract

The utility model relates to the technical field of aluminum material processing, in particular to an aluminum material smelting furnace which comprises a rack, a crucible, an annular landing edge, a lifting driving assembly and a rotary scraping mechanism. An outer barrel is arranged on the rack, and a heating assembly is arranged in the outer barrel. The crucible is arranged on the inner side of the heating assembly, and a discharging pipe is arranged at the bottom of the crucible. The annular landing edge is connected with the crucible, an annular groove is formed in the annular landing edge, and an impurity discharging pipe communicated with the annular groove is arranged on the annular landing edge. The lifting driving assembly is connected with the rack and in driving connection with the sealing cover, the sealing cover is coaxially connected with the electrical bar, the bottom of the electrical bar is connected with the filter plate, the filter plate is slidably attached to the inner wall of the crucible, and the bottom of the filter plate is provided with a sealing plug for controlling opening and closing of the discharging pipe. And the rotary scraping mechanism is connected with the sealing cover, and the rotary scraping mechanism shifts impurities in the annular groove to the impurity discharging pipe in a working state. When the aluminum water is discharged, scum on the surface of the aluminum water can be automatically separated and discharged, and time saving and high efficiency are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum material processing, in particular to an aluminum material smelting furnace. Background Art

[0002] When aluminum materials are undergoing deep processing, the aluminum raw materials need to be placed in a melting furnace in advance to be heated and melted, and then the basic profiles need to be formed by pouring. The existing melting furnace has a simple structure and few functions, resulting in low overall melting efficiency, which needs to be improved.

[0003] The technical solution disclosed in the Chinese patent with authorization announcement number CN219103679U adopts a material feeding pipe design, which can evenly disperse the block raw materials when feeding, so that the rotating shaft and cutting knife can more evenly refine the raw materials, avoiding poor cutting effect caused by raw material accumulation.

[0004] However, this device still has some shortcomings: it requires manual operation when separating the slag on the surface of the molten aluminum, which is inefficient, and it is dangerous when manual operation is performed near an open smelting furnace. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and propose an aluminum material melting furnace.

[0006] The technical solution of the utility model is: an aluminum material smelting furnace comprises a frame, an outer barrel is arranged on the frame, and a heating component is arranged in the outer barrel.

[0007] The crucible is arranged on the inner side of the outer barrel, and the heating component surrounds the outside of the crucible. The bottom of the crucible is provided with a discharge pipe connected with the interior of the crucible.

[0008] The annular ledge is coaxially connected to the outer barrel and the top of the crucible. An annular groove with an upward opening and coaxial with the crucible is provided on the annular ledge. A discharge pipe connected to the annular groove is provided on the annular ledge.

[0009] The lifting drive assembly is connected to the frame and drives the sealing cover, the sealing cover is coaxially connected to the electric heating rod, the bottom of the electric heating rod is connected to the filter plate, the filter plate is inserted into the crucible and fits the lower wall of its heating chamber, the upper end of the filter plate is conical, and the filter plate is slidably connected to the crucible and the inner wall of the annular overlap, and a sealing plug is provided at the bottom of the filter plate to control the opening and closing of the discharge pipe.

[0010] and a rotary scraping mechanism, which is connected to the sealing cover and sends impurities in the annular groove to the impurity discharge pipe in a working state.

[0011] Preferably, the heating assembly comprises a heater. A ring-shaped heat-conducting plate is arranged coaxially in the outer barrel, and the heater is arranged in the ring-shaped heat-conducting plate and is distributed in a ring shape around the axis of the ring-shaped heat-conducting plate. The arc surface of the crucible is attached to the inner wall of the ring-shaped heat-conducting plate.

[0012] Preferably, an annular channel is arranged between the outer wall of the ring-shaped heat-conducting plate and the inner wall of the outer barrel, and a fireproof filling layer is arranged in the annular channel.

[0013] Preferably, a discharge port for communicating the annular groove and the impurity discharge pipe is arranged on the annular flange, and an inclined chute that is inclined towards the discharge port is arranged on the annular flange at the bottom of the annular groove.

[0014] Preferably, a tapered groove that is in communication with the inner cavity of the crucible is arranged at the bottom of the crucible, the discharge pipe is in communication with the lower end of the tapered groove, a tapered head that is fitted with the tapered groove is arranged at the bottom of the filter plate, and the sealing plug is connected coaxially with the tip of the tapered head.

[0015] Preferably, the rotating scraping mechanism comprises a circular ring, a scraper, and a driving assembly. The circular ring is coaxial with and rotationally connected to the sealing cover. The top end of the scraper is connected to the circular ring, and the scraper is inserted into the annular groove and is in sliding connection with the inner wall of the annular groove when the sealing cover is in the closed state. The driving assembly is connected to the sealing cover, and the driving assembly drives the circular ring to rotate around the axis of the annular groove.

[0016] Preferably, the driving assembly comprises a motor. The sealing cover is rotationally connected to a gear, the body of the motor is connected to the sealing cover, and the output end of the motor is connected coaxially with the mounting shaft of the gear. The circular ring is coaxially connected to a gear ring, the gear ring is rotationally connected to the sealing cover, and the gear ring is in meshing connection with the gear.

[0017] Compared with the prior art, the utility model has the beneficial technical effects that:

[0018] By arranging the annular flange on the crucible, the annular groove on the annular flange, and the electric heating rod and the filter plate at the bottom of the sealing cover, and by lifting the sealing cover by using the electric push rod, the filter plate is lifted, and then the floating dross on the surface of the aluminum liquid is guided into the annular groove by using the filter plate that is lifted to the bottom and is flush with the edge of the annular groove and is discharged through the discharge pipe, so that manual operation is not needed, the impurity removal efficiency is high, the safety factor is high, the automatic discharge of the aluminum liquid is realized while the filter plate is lifted, and the annular groove is scraped by the rotating scraper, so that the discharge of the floating dross in the annular groove is accelerated. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 FIG. 1 is a structural schematic diagram of an embodiment of the utility model;

[0020] Figure 2 FIG. 2 is a schematic diagram of the internal structure of the outer barrel;

[0021] Figure 3 FIG. 3 is a structural schematic diagram of the crucible.

[0022] Figure 4 Fig. 4 is a schematic view of the connection structure of the components on the sealing cover;

[0023] Figure 5 Fig. 5 is a schematic view of the connection structure of the ring and the driving assembly.

[0024] Reference signs: 1, frame; 2, outer barrel; 201, through hole; 3, annular heat-conducting plate; 4, heater; 5, fireproof filling layer; 6, crucible; 61, annular flange; 611, annular groove; 612, discharge port; 7, impurity discharge pipe; 8, discharge pipe; 9, sliding rod; 10, sealing cover; 11, electric push rod; 12, electric heating rod; 13, filter plate; 14, sealing plug; 15, ring; 16, scraper; 17, driving assembly; 171, motor; 172, gear; 173, gear ring. DETAILED DESCRIPTION

[0025] Example 1

[0026] As Figures 1-5As shown, the utility model provides a kind of aluminium material smelting furnace, including rack 1, crucible 6, annular edge 61, lifting drive assembly and rotary scraping mechanism.The bottom of rack 1 is provided with universal wheel with self-locking pedal, outer bucket 2 is arranged on rack 1, the bottom of outer bucket 2 is provided with through hole 201 being communicated with its inside and coaxial, heating assembly is arranged in outer bucket 2.Heating assembly includes heater 4.Heating assembly includes heater 4.Outer bucket 2 is provided with annular heat conduction plate 3 being coaxial with it, and heater 4 is located in annular heat conduction plate 3 and is distributed around its axis of rotation.Annular channel is arranged between the outer wall of annular heat conduction plate 3 and the inner wall of outer bucket 2, fireproof filling layer 5 is arranged in annular channel, and fireproof filling layer 5 uses but is not limited to fireproof mud.Crucible 6 is arranged in the inside of outer bucket 2, the arc surface of crucible 6 is attached to the inner wall of annular heat conduction plate 3, the bottom of crucible 6 is provided with discharge pipe 8 being communicated with its inside, and discharge pipe 8 passes through through hole 201 and extends outside outer bucket 2.Annular edge 61 is coaxially connected with the top of outer bucket 2 and crucible 6, annular groove 611 with opening upwards and coaxial with crucible 6 is arranged on annular edge 61, and annular groove 611 is arranged on annular edge 61 and is communicated with discharge pipe 7, and annular edge 61 is arranged on annular groove 611 and is communicated with discharge pipe 7 and discharge port 612, and the bottom of annular groove 611 is arranged on annular edge 61 and is inclined towards discharge port 612, and wherein, the inner wall of annular groove 611, inclined slot, discharge port 612 and discharge pipe 7 is all provided with anti-sticking coating, and anti-sticking coating includes but is not limited to zirconium oxide coating.Lifting drive assembly includes but is not limited to electric push rod 11, electric push rod 11 includes two groups, and the body of electric push rod 11 is connected with the corresponding side of rack 1 respectively, and two sides electric push rod 11 is symmetrical about the axis of outer bucket 2, and the push rod of electric push rod 11 is connected with sealing cover 10, and two groups of slide rods 9 are symmetrically arranged on sealing cover 10, and two sides slide rods 9 are inserted into the corresponding side of rack 1 and are slidably connected with rack 1.Sealing cover 10 is coaxially connected with filter plate 13, and filter plate 13 includes but is not limited to zirconium oxide foam ceramic plate.Filter plate 13 is inserted into crucible 6 and is attached to the lower wall of heating cavity, and the upper end of filter plate 13 is conical, and the inner wall of filter plate 13, crucible 6 and annular edge 61 is all slidably connected, and the bottom of filter plate 13 is provided with sealing plug 14 controlling discharge pipe 8 opening and closing.The bottom of crucible 6 is provided with conical groove being communicated with its inner cavity, and discharge pipe 8 is communicated with the low end of conical groove, and the bottom of filter plate 13 is provided with conical head being fitted with conical groove, and sealing plug 14 is coaxially connected with the tip of conical head.Rotary scraping mechanism includes circular ring 15, scraper 16 and drive assembly 17, circular ring 15 is coaxially and rotationally connected with sealing cover 10, the top end of scraper 16 is connected with circular ring 15, and scraper 16 is inserted into annular groove 611 and is slidably connected with its inner wall under the closed state of sealing cover 10.Drive assembly includes motor 171.Sealing cover 10 is rotationally connected with gear 172, the body of motor 171 is connected with sealing cover 10, and the output end of motor 171 is coaxially connected with the mounting shaft of gear 172.The circular ring 15 is coaxially connected with the tooth ring 173, the tooth ring 173 is rotationally connected with the sealing cover 10, and the tooth ring 173 is engaged with the gear 172; in the working state, the rotating scraping mechanism pushes the impurities in the annular groove 611 to the impurity discharge pipe 7.

[0027] In the embodiment, the sealing cover 10 is pushed up by the electric push rod 11 to a position where enough space is provided for putting raw materials between the sealing cover 10 and the filter plate 13; at this time, the filter plate 13 is at a lower position, and the staff puts the raw materials into the crucible 6, the raw materials fall above the filter plate 13, then the sealing cover 10 is pulled down to be attached to the annular flange 61, and then the heater 4 is started to rapidly heat the annular heat-conducting plate 3; the high temperature is conducted to the crucible 6 to heat the crucible 6, and the aluminum raw materials are melted; at this time, the impurities in the aluminum raw materials float on the surface of the molten aluminum, then the carrier for transferring the molten aluminum is placed at the outlet of the discharge pipe 8, the electric push rod 11 is started to lift the sealing cover 10 to a high position, at this time, the bottom of the conical surface of the filter plate 13 is flush with the edge of the annular groove 611, and the impurities on the surface of the filter plate 13 slide into the annular groove 61 under the guidance of the high-temperature filter plate 13, and at this time, the molten aluminum is automatically discharged along the discharge pipe 8; after the molten aluminum is discharged, the sealing cover 10 is pulled down to reset, then the motor 171 is started to drive the gear 172 to rotate, the gear 172 drives the tooth ring 173, the circular ring 15 and the scraper 16 to rotate, and the scraper 16 pushes the impurities in the annular groove 611 to the inclined groove, and the impurities are discharged along the discharge port 612 and the impurity discharge pipe 8 under the guidance of the inclined groove.

[0028] Embodiment two

[0029] As shown in Figure 1 and Figure 4 , the aluminum material smelting furnace provided by the utility model, compared with embodiment one, the bottom of the sealing cover 10 is coaxially connected with the electric heating rod 12, the electric heating rod 12 includes but is not limited to the silicon carbide electric heating rod, and the bottom of the electric heating rod 12 is coaxially connected with the top end of the filter plate 13.

[0030] In the embodiment, the electric heating rod 12 is started to heat, so that the temperature of the electric heating rod 12 rapidly rises, the high temperature of the electric heating rod 12 is conducted to the filter plate 13, so that the temperature of the filter plate 13 can be kept at a high state, and the heater 4 is started to rapidly raise the temperature inside the whole crucible 6, and after the sealing cover 10 is lifted to a high position, the impurities on the filter plate 13 and the molten aluminum are prevented from condensing, and the impurities are promoted to slide into the annular groove 611 from the conical surface of the filter plate 13.

[0031] The embodiments of the utility model are described in detail in combination with the drawings above, but the utility model is not limited to this, and various changes can be made within the knowledge range possessed by the person skilled in the art without departing from the purpose of the utility model.

Claims

1. An aluminum material melting furnace, characterized in that: include A frame (1), an outer barrel (2) is arranged on the frame (1), and a heating component is arranged in the outer barrel (2); A crucible (6), the crucible (6) is arranged on the inner side of the outer barrel (2), and the heating component surrounds the outside of the crucible (6), and a discharge pipe (8) communicating with the interior of the crucible (6) is arranged at the bottom of the crucible (6); An annular ledge (61) is coaxially connected to the outer barrel (2) and the top of the crucible (6); an annular groove (611) with an upward opening and coaxial with the crucible (6) is provided on the annular ledge (61); and an impurity discharge pipe (7) in communication with the annular groove (611) is provided on the annular ledge (61); A lifting drive assembly is connected to the frame (1) and drives the sealing cover (10), the sealing cover (10) is coaxially connected to the electric heating rod (12), the bottom of the electric heating rod (12) is connected to the filter plate (13), the filter plate (13) is inserted into the crucible (6) and fits against the lower wall of the heating chamber, the upper end of the filter plate (13) is conical, and the filter plate (13) is slidably connected to the crucible (6) and the inner wall of the annular overlap (61), and a sealing plug (14) for controlling the opening and closing of the discharge pipe (8) is provided at the bottom of the filter plate (13); and a rotary scraping mechanism connected to the sealing cover (10). The rotary scraping mechanism, in a working state, sends impurities in the annular groove (611) to the impurity discharge pipe (7).

2. The aluminum material melting furnace according to claim 1, characterized in that: The heating assembly includes a heater (4); an annular heat conducting plate (3) coaxial with the outer barrel (2) is provided inside the outer barrel (2); the heater (4) is located inside the annular heat conducting plate (3) and is distributed in a circular shape around its axis; the arc surface of the crucible (6) is in contact with the inner wall of the annular heat conducting plate (3).

3. The aluminum material melting furnace according to claim 2, characterized in that: An annular channel is provided between the outer wall of the annular heat conducting plate (3) and the inner wall of the outer barrel (2), and a fireproof filling layer (5) is provided in the annular channel.

4. The aluminum material melting furnace according to claim 1, characterized in that: A discharge port (612) communicating with the annular groove (611) and the impurity discharge pipe (7) is provided on the annular lap (61), and an inclined groove inclined toward the discharge port (612) is provided at the bottom of the annular groove (611) on the annular lap (61).

5. The aluminum material melting furnace according to claim 1, characterized in that: A conical groove communicating with the inner cavity of the crucible (6) is provided at the bottom, the discharge pipe (8) is communicated with the lower end of the conical groove, a conical head fitting with the conical groove is provided at the bottom of the filter plate (13), and a sealing plug (14) is coaxially connected with the tip of the conical head.

6. The aluminum material melting furnace according to claim 1, characterized in that: The rotary scraping mechanism comprises a circular ring (15), a scraper (16) and a driving assembly (17). The circular ring (15) is coaxially connected to the sealing cover (10) and is rotatably connected. The top end of the scraper (16) is connected to the circular ring (15). When the sealing cover (10) is in a closed state, the scraper (16) is inserted into the annular groove (611) and is slidably connected to the inner wall thereof. The driving assembly (17) is connected to the sealing cover (10) and drives the circular ring (15) to rotate around the axis of the annular groove (611).

7. The aluminum material melting furnace according to claim 6, characterized in that: The driving assembly comprises a motor (171); a sealing cover (10) is rotatably connected to a gear (172); a body of the motor (171) is connected to the sealing cover (10); an output end of the motor (171) is coaxially connected to a mounting shaft of the gear (172); a circular ring (15) is coaxially connected to a gear ring (173); the gear ring (173) is rotatably connected to the sealing cover (10), and the gear ring (173) is meshed with the gear (172).

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