Aluminum material melting device

Abstract

The utility model relates to the technical field of aluminum material processing, in particular to an aluminum material melting device which comprises a melting furnace body and a preheating mechanism. A feeding mechanism is arranged at a feeding port of the melting furnace body and used for smashing aluminum materials of different sizes and then discharging the aluminum materials into the melting furnace body to be melted. The preheating mechanism is arranged on the melting furnace body and used for introducing tail gas generated by melting of the melting furnace body into the feeding mechanism to preheat the aluminum material. Through the arrangement of the feeding mechanism, aluminum materials with different sizes can be crushed and then introduced into the melting furnace body to be heated and melted, so that melting is more uniform and sufficient, and the application range is wider; and through the arrangement of the preheating mechanism, high-position tail gas generated by heating is conveniently filtered and then recycled, aluminum materials are preheated and dried, the melting quality is improved, the subsequent melting time is shortened, the melting efficiency is improved, and waste of heat of molten tail gas is avoided.

Description

Technical Field

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

[0002] Aluminum alloy has low density but relatively high strength, close to or exceeding that of high-quality steel, and good plasticity. It is widely used in the production of door handles. When making aluminum handles, the raw materials usually need to be processed through a melting device first.

[0003] The Chinese patent with publication number CN114963754A discloses a novel automatic quantitative feeding mechanism for aluminum melting furnace, specifically in the field of aluminum processing, including a melting furnace body. The present invention provides a stable base to ensure the melting effect of the device, avoiding the problem that the device is placed on the ground without being fixed, and the device is working in an external environment, so once the device is hit by an external force, it will cause the device to deviate, thereby reducing the melting effect of the device, and is not conducive to development.

[0004] However, the above device avoids the increase of melting time due to the different sizes of aluminum materials by setting up the quantitative equipment, but the device cannot adapt to the melting of aluminum materials of more sizes, and its use has certain limitations. Utility Model Content

[0005] The utility model aims to provide an aluminum material melting device in view of the problems existing in the background technology.

[0006] The technical solution of the utility model is as follows: an aluminum material melting device comprises a melting furnace body, a feeding port of which is provided with a feeding mechanism, the feeding mechanism is used to crush aluminum materials of different sizes and then discharge them into the melting furnace body for melting; and a preheating mechanism, which is provided on the melting furnace body and is used to connect the exhaust end of the melting furnace body and the feeding mechanism, and introduce the exhaust gas generated by the melting of the melting furnace body into the feeding mechanism to preheat the aluminum material.

[0007] Preferably, the feeding mechanism includes a crushing box, a feed guide tube is installed at the top end, a feed guide tube is installed at the bottom end, and the output end of the feed guide tube is connected to the feed port of the melting furnace body; and a driving mechanism, which is installed on the outer wall of the crushing box, and two groups of crushing rollers are installed inside the crushing box, the two groups of crushing rollers correspond to the bottom end of the feed guide tube, the two groups of crushing rollers are driven to rotate by the driving mechanism, the two groups of crushing rollers rotate in opposite directions, and a plurality of groups of crushing teeth are arranged on the outer peripheral surface of the crushing roller, and the corresponding crushing teeth on the two groups of crushing rollers are meshed and connected.

[0008] Preferably, the preheating mechanism includes a fan, whose input end is connected to the exhaust end of the melting furnace body; and a preheating box, which is arranged inside the crushing box and located above the two groups of crushing rollers, and a plurality of groups of exhaust holes are opened around the inner wall of the preheating box, and the output end of the fan is connected to the preheating box.

[0009] Preferably, an exhaust pipe is provided between the input end of the fan and the melting furnace body, an exhaust pipe is provided between the output end of the fan and the preheating box, and the exhaust pipe penetrates the side wall of the crushing box and is connected with the preheating box.

[0010] Preferably, the preheating mechanism further comprises a filter assembly, which is disposed between the fan and the exhaust pipe and is used to filter the exhaust gas generated by the melting of the aluminum material in the melting furnace body.

[0011] Preferably, the filter assembly includes a filter box, which is installed between the fan and the exhaust pipe; and a sealing plate, which is detachably connected to the filter box by bolts, and a first filter layer and a second filter layer are provided on the sealing plate, and the first filter layer and the second filter layer are slidably connected to the inner wall of the filter box, the first filter layer is used to filter particulate impurities in the exhaust gas, and the second filter layer is used to filter fine particulate impurities and odors.

[0012] Compared with the prior art, the above-mentioned technical scheme of the utility model has the following beneficial technical effects: the utility model can crush aluminum materials of different sizes and then introduce them into the melting furnace body for heating and melting through the setting of the feeding mechanism, so that the melting is more uniform and sufficient, which can adapt to the processing of aluminum materials of different sizes and has a wider range of applications; through the setting of the preheating mechanism, it is convenient to filter the high-level exhaust gas generated by heating and then recycle it, preheat and dry the aluminum material, improve the melting quality, shorten the subsequent melting time, improve the melting efficiency, and avoid wasting the heat of the melting exhaust gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the internal structure of the crushing box of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the preheating box of the utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the filter assembly of the utility model.

[0017] Figure numerals: 1. melting furnace body; 2. crushing box; 201. material guide pipe; 202. material guide pipe; 3. driving mechanism; 301. crushing roller; 302. crushing teeth; 4. filter box; 401. exhaust pipe; 402. exhaust pipe; 403. fan; 5. sealing plate; 501. first filter layer; 502. second filter layer; 6. preheating box; 601. exhaust hole; 602. mounting frame. DETAILED DESCRIPTION

[0018] Embodiment 1

[0019] like Figures 1 to 3 As shown, the utility model proposes an aluminum material melting device, comprising a melting furnace body 1 and a preheating mechanism; the melting furnace body 1 is provided with a feeding mechanism at the feeding port, and the feeding mechanism is used to crush aluminum materials of different sizes and then discharge them into the melting furnace body 1 for melting; the preheating mechanism is arranged on the melting furnace body 1, and is used to connect the exhaust end of the melting furnace body 1 and the feeding mechanism, and introduce the exhaust gas generated by the melting of the melting furnace body 1 into the feeding mechanism to preheat the aluminum material.

[0020] Furthermore, the feeding mechanism includes a crushing box 2 and a driving mechanism 3; a feed guide tube 201 is installed at the top of the crushing box 2, and a feed guide tube 202 is installed at the bottom, and the output end of the feed guide tube 202 is connected to the feeding port of the melting furnace body 1; the driving mechanism 3 is installed on the outer wall of the crushing box 2, and two groups of crushing rollers 301 are installed inside the crushing box 2, and the two groups of crushing rollers 301 correspond to the bottom end of the feed guide tube 201. The two groups of crushing rollers 301 are driven to rotate by the driving mechanism 3, and the two groups of crushing rollers 301 rotate in opposite directions. A plurality of groups of crushing teeth 302 are arranged on the outer peripheral surface of the crushing roller 301, and the corresponding crushing teeth 302 on the two groups of crushing rollers 301 are meshed and connected; the driving mechanism 3 is composed of two groups of meshed gears driven by a motor.

[0021] Furthermore, the preheating mechanism includes a fan 403 and a preheating box 6; the input end of the fan 403 is connected to the exhaust end of the melting furnace body 1; the preheating box 6 is arranged inside the crushing box 2 and is located above the two groups of crushing rollers 301, the preheating box 6 is connected to the bottom end of the feed pipe 201, and a mounting frame 602 is installed between the side wall of the preheating box 6 and the inner wall of the crushing box 2. A plurality of exhaust holes 601 are opened around the inner wall of the preheating box 6, and the output end of the fan 403 is connected to the preheating box 6.

[0022] Furthermore, an exhaust pipe 401 is provided between the input end of the fan 403 and the melting furnace body 1, and an exhaust pipe 402 is provided between the output end of the fan 403 and the preheating box 6. The exhaust pipe 402 passes through the side wall of the crushing box 2 and is connected with the preheating box 6. Insulation materials are provided on the exhaust pipe 401 and the exhaust pipe 402 to prevent a large amount of temperature loss of the melted exhaust gas.

[0023] In this embodiment, aluminum materials of different sizes are put into the feed pipe 201, and the two groups of crushing rollers 301 are driven to rotate by the driving mechanism 3, and then the multiple groups of crushing teeth 302 crush the falling aluminum materials. The volume of the crushed aluminum materials becomes smaller and slides into the melting furnace body 1 through the feed pipe 202. The melting furnace body 1 is started to melt the crushed aluminum materials. The smaller volume of the aluminum materials facilitates the uniform heating and melting of the melting furnace body 1, which can adapt to the processing of aluminum materials of different sizes; the high-temperature exhaust gas generated by the heating of the aluminum materials in the melting furnace body 1 is extracted and transported to the preheating box 6 by starting the fan 403, and the high-temperature hot air is then blown toward the middle of the preheating box 6 through several groups of exhaust holes 601, so that the aluminum materials put into the feed pipe 201 can be preheated or dried, so as to avoid the moisture on the aluminum materials interfering with the subsequent melting, improve the melting quality, and after the aluminum materials are preheated, shorten the subsequent melting time, improve the melting efficiency, and avoid wasting the heat of the melting exhaust gas.

[0024] Embodiment 2

[0025] like Figure 1 , Figure 2 and Figure 4 As shown, the aluminum material melting device proposed by the utility model, compared with the first embodiment, the preheating mechanism also includes a filter component, the filter component is arranged between the fan 403 and the exhaust pipe 401, and is used to filter the exhaust gas generated by the melting of the aluminum material in the melting furnace body 1.

[0026] Furthermore, the filter assembly includes a filter box 4 and a sealing plate 5; the filter box 4 is installed between the fan 403 and the exhaust pipe 401, and a check valve is provided on the exhaust pipe 401 to prevent the exhaust gas from flowing back into the melting furnace body 1 and causing interference; the sealing plate 5 is detachably connected to the filter box 4 by bolts, and a first filter layer 501 and a second filter layer 502 are provided on the sealing plate 5. The first filter layer 501 and the second filter layer 502 are slidably connected to the inner wall of the filter box 4, and the first filter layer 501 is used to filter particulate impurities in the exhaust gas, and the second filter layer 502 is used to filter fine particulate impurities and odors.

[0027] In this embodiment, the exhaust gas extracted by the exhaust pipe 401 first passes through the first filter layer 501 to filter out large particles of impurities, and then passes through the second filter layer 502 to filter out odor and fine particles of impurities, and then enters the preheating box 6 through the fan 403 and the exhaust pipe 402, which can prevent the exhaust gas from polluting the fan 403 and the preheating box 6. The first filter layer 501 can be set in multiple groups to filter the exhaust gas step by step to reduce the filtering pressure of a single first filter layer 501. After a period of use, the sealing plate 5 can be removed, and the first filter layer 501 and the second filter layer 502 can be replaced or cleaned.

[0028] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. An aluminum material melting device, characterized in that: include The melting furnace body (1) has a feeding port provided with a feeding mechanism, which is used to crush aluminum materials of different sizes and then discharge them into the melting furnace body (1) for melting; And a preheating mechanism, which is arranged on the melting furnace body (1) and is used to connect the exhaust end of the melting furnace body (1) and the feeding mechanism, and introduce the tail gas generated by the melting of the melting furnace body (1) into the feeding mechanism to preheat the aluminum material.

2. The aluminum material melting device according to claim 1, characterized in that: Feeding mechanism includes A crushing box (2) is provided with a material introduction pipe (201) at its top end and a material guide pipe (202) at its bottom end, wherein the output end of the material guide pipe (202) is connected to the material inlet of the melting furnace body (1); and a driving mechanism (3) mounted on the outer wall of the pulverizing box (2). Two groups of pulverizing rollers (301) are mounted inside the pulverizing box (2). The two groups of pulverizing rollers (301) correspond to the bottom end of the feed guide tube (201). The two groups of pulverizing rollers (301) are driven to rotate by the driving mechanism (3). The two groups of pulverizing rollers (301) rotate in opposite directions. A plurality of groups of pulverizing teeth (302) are arranged on the outer peripheral surface of the pulverizing rollers (301). The corresponding pulverizing teeth (302) on the two groups of pulverizing rollers (301) are meshed and connected.

3. The aluminum material melting device according to claim 2, characterized in that: Preheating mechanism includes A fan (403), the input end of which is connected to the exhaust end of the melting furnace body (1); And a preheating box (6), which is arranged inside the crushing box (2) and located above the two groups of crushing rollers (301), a plurality of groups of exhaust holes (601) are opened around the inner wall of the preheating box (6), and the output end of the fan (403) is connected to the preheating box (6).

4. The aluminum material melting device according to claim 3, characterized in that: An exhaust pipe (401) is provided between the input end of the fan (403) and the melting furnace body (1), an exhaust pipe (402) is provided between the output end of the fan (403) and the preheating box (6), and the exhaust pipe (402) penetrates the side wall of the crushing box (2) and is connected to the preheating box (6).

5. The aluminum material melting device according to claim 4, characterized in that: The preheating mechanism also includes a filter assembly, which is arranged between the fan (403) and the exhaust pipe (401) and is used to filter the tail gas generated by the melting of the aluminum material in the melting furnace body (1).

6. The aluminum material melting device according to claim 5, characterized in that: Filter components include A filter box (4) installed between the fan (403) and the exhaust pipe (401); And a sealing plate (5) which is detachably connected to the filter box (4) via bolts; a first filter layer (501) and a second filter layer (502) are provided on the sealing plate (5); the first filter layer (501) and the second filter layer (502) are slidably connected to the inner wall of the filter box (4); the first filter layer (501) is used to filter particulate impurities in the exhaust gas, and the second filter layer (502) is used to filter fine particulate impurities and odor.

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