Infrared aluminum bar heating furnace

Abstract

The utility model relates to the technical field of aluminum bar processing, in particular to an infrared aluminum bar heating furnace which comprises a heating box and a soaking mechanism. A heating mechanism is arranged at the top end of the heating box and used for conveying hot air to aluminum bars in the heating box for heating, sealing plates are installed at a feeding port and a discharging port of the heating box through electric push rods, and the sealing plates are slidably connected with the outer wall of the heating box; the soaking mechanism is arranged in the heating box and matched with the heating mechanism, and the soaking mechanism is used for rotating the aluminum bars of different models so that the aluminum bars can make uniform contact with hot air conveyed by the heating mechanism. Tail gas heated by the heating mechanism in the heating box can be recycled through the preheating mechanism to preheat an aluminum bar, so that the subsequent heating time of the aluminum bar is shortened, and the heating efficiency is improved; and aluminum bars of different models can be conveniently driven to rotate through the soaking mechanism, so that the aluminum bars can be uniformly heated by the heating mechanism, and the heating quality and efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum rod processing technology, in particular to an infrared aluminum rod heating furnace. Background Art

[0002] A heating furnace is a device that can heat materials or workpieces to the rolling and forging temperature. There is a lot of room for the use of infrared aluminum rod heating furnaces in the die-casting industry, especially in the manufacture of magnesium alloys and aluminum alloys, to improve product forming efficiency, reduce the production of defective products, and improve product appearance.

[0003] The Chinese patent with the authorization announcement number CN210089381U discloses an infrared aluminum rod heating furnace, including a heating furnace shell and a water injection pipe, a handle is bolted to the upper surface of the sealed box door, the water injection pipe is connected to the outer side of the heating furnace shell, a blast box is arranged on the right side of the heating furnace shell, a rotating gear is arranged just above the heating furnace shell, and an air guide pipe is connected just above the heating furnace shell. The infrared aluminum rod heating furnace adopts a rotating gear and a conduction chain, and the rotating gear drives the stirring blade and the spiral blade to rotate, thereby increasing the speed of liquid flow and accelerating the speed of the liquid absorbing excess heat.

[0004] However, the above disclosed solutions have the following shortcomings: the position of the workpiece relative to the heating base is fixed, and the heat received by the bottom of the workpiece is inconsistent with the heat temperature received by other surfaces, which makes the workpiece heated unevenly and reduces the heating efficiency. Utility Model Content

[0005] The utility model aims to provide an infrared aluminum rod heating furnace in view of the problems existing in the background technology.

[0006] The technical solution of the utility model is as follows: an infrared aluminum rod heating furnace, comprising a heating box, a heating mechanism is arranged on the top of which is used to transport hot air to the aluminum rods inside the heating box for heating, the inlet and outlet of the heating box are both equipped with sealing plates through electric push rods, and the sealing plates are slidably connected to the outer wall of the heating box; and a heat equalizing mechanism is arranged inside the heating box and adapted to the heating mechanism, the heat equalizing mechanism is used to rotate aluminum rods of different models so that they are evenly contacted with the hot air transported by the heating mechanism.

[0007] Preferably, the heating mechanism includes an infrared heating component, which is installed on the top of the heating box through an electric push rod; and a dust cover, which is arranged on the top of the heating box, and an induced draft fan is arranged inside the dust cover, and the induced draft fan is arranged above the infrared heating component.

[0008] Preferably, the heat equalization mechanism includes a turning assembly, which is arranged at the bottom end of the heating box and is used to rotate aluminum rods of different models; and a conveying assembly, which is arranged in the middle position of the turning assembly and is used to convey the heated aluminum rods to the outside of the heating box.

[0009] Preferably, the flipping assembly includes a first mounting seat, which is provided with two groups. The two groups of first mounting seats are symmetrically distributed inside the heating box. Multiple groups of rotating rollers are provided inside the first mounting seat, and the multiple groups of rotating rollers are driven to rotate by a chain transmission assembly arranged on the outer wall of the first mounting seat; and a bidirectional screw rod, which is installed on the heating box and driven to rotate by a motor installed on the outer wall of the heating box. One ends of the two groups of first mounting seats are symmetrically threaded on the bidirectional screw rod, and a guide rod is slidably connected between the other ends of the two groups of first mounting seats, and the guide rod is installed on the inner wall of the heating box.

[0010] Preferably, the conveying assembly includes a second mounting seat, which is installed inside the heating box through an electric push rod; and a rotating rod, which is rotatably connected to the inside of the second mounting seat and is driven to rotate by a motor installed on the outer wall of the second mounting seat, and multiple groups of conveying rollers are evenly arranged on the rotating rod, and the conveying rollers correspond to two adjacent groups of rotating rollers on the first mounting seat.

[0011] Preferably, a preheating mechanism is provided at the feeding end of the heating box, and the preheating mechanism includes a preheating box, which is connected to the feeding port of the heating box; a second induced draft fan, which is connected to the heat dissipation port of the heating box through a pipeline, and the output end of the second induced draft fan extends to the preheating box and is equipped with an air dispersion duct, and a plurality of air outlet holes are provided at the bottom end of the air dispersion duct; and a placement seat, which is installed at the bottom end of the preheating box, and a plurality of grooves are provided on the placement seat.

[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 recycle the exhaust gas heated by the heating mechanism in the heating box and reuse it to preheat the aluminum rods through the preheating mechanism, thereby shortening the subsequent heating time of the aluminum rods and improving the heating efficiency; the heat-averaging mechanism can facilitate the rotation of aluminum rods of different models, so that the heating mechanism can heat them evenly, thereby improving the heating quality and efficiency; the conveying component can facilitate the auxiliary transmission of the aluminum rods and further improve the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0014] Figure 2 It is a rear view of the utility model;

[0015] Figure 3 It is a schematic diagram of the internal structure of the heating box of the present utility model.

[0016] Figure numerals: 1. Heating box; 2. Sealing plate; 3. Dust cover; 301. Draft fan 1; 302. Infrared heating component; 4. First mounting seat; 401. Roller; 402. Rotating roller; 403. Second mounting seat; 404. Rotating rod; 405. Conveying roller; 406. Bidirectional screw; 5. Preheating box; 501. Placement seat; 502. Groove; 6. Draft fan 2; 601. Air dispersion duct. DETAILED DESCRIPTION

[0017] Embodiment 1

[0018] like Figures 1 to 3 As shown, an infrared aluminum rod heating furnace proposed by the utility model comprises a heating box 1 and a heat equalizing mechanism; a heating mechanism is arranged on the top of the heating box 1, which is used to transport hot air to the aluminum rods inside the heating box 1 for heating, and the inlet and outlet of the heating box 1 are both equipped with sealing plates 2 through electric push rods, and the sealing plates 2 are slidably connected to the outer wall of the heating box 1, and the electric push rod drives the sealing plates 2 to adjust in the up and down directions to seal the inlet or the outlet, so as to avoid the waste of hot air; the heat equalizing mechanism is arranged inside the heating box 1 and is adapted to the heating mechanism, and the heat equalizing mechanism is used to rotate aluminum rods of different models so that they are in uniform contact with the hot air transported by the heating mechanism.

[0019] Furthermore, the heating mechanism includes an infrared heating component 302 and a dust cover 3; the infrared heating component 302 is installed on the top of the heating box 1 through an electric push rod; the dust cover 3 is arranged on the top of the heating box 1, and an induced draft fan 301 is arranged inside the dust cover 3, and the induced draft fan 301 is arranged above the infrared heating component 302.

[0020] By starting the electric push rod to drive the infrared heating component 302 to move upward or downward, the infrared heating component 302 can be driven close to or away from the aluminum rod below. By starting the induced draft fan 301, the heat around the infrared heating component 302 can be transported downward to accelerate the hot air to contact the aluminum rod below for heating.

[0021] Furthermore, the heat equalization mechanism includes a flipping assembly and a conveying assembly. The flipping assembly is arranged at the bottom end of the heating box 1 and is used to rotate aluminum rods of different models; the conveying assembly is arranged in the middle position of the flipping assembly and is used to convey the heated aluminum rods to the outside of the heating box 1.

[0022] Furthermore, the flipping assembly includes a first mounting seat 4 and a bidirectional screw rod 406. The first mounting seat 4 is provided with two groups. The two groups of first mounting seats 4 are symmetrically distributed inside the heating box 1. Multiple groups of rotating rollers 402 are provided inside the first mounting seat 4. The multiple groups of rotating rollers 402 are driven to rotate by a chain transmission assembly arranged on the outer wall of the first mounting seat 4; the bidirectional screw rod 406 is installed on the heating box 1 and is driven to rotate by a motor installed on the outer wall of the heating box 1. One ends of the two groups of first mounting seats 4 are symmetrically threaded on the bidirectional screw rod 406. A guide rod is slidably connected between the other ends of the two groups of first mounting seats 4. The guide rod is installed on the inner wall of the heating box 1. A roller 401 is provided at the bottom end of the first mounting seat 4 to facilitate following the adjustment of the bidirectional screw rod 406 and rolling connection with the bottom end of the heating box 1, thereby reducing the load on the bidirectional screw rod 406 and the motor and extending the service life.

[0023] Furthermore, the conveying assembly includes a second mounting seat 403 and a rotating rod 404. The second mounting seat 403 is installed inside the heating box 1 through an electric push rod; the rotating rod 404 is rotatably connected to the inside of the second mounting seat 403, and is driven to rotate by a motor installed on the outer wall of the second mounting seat 403. At least two groups of rotating rods 404 are arranged to facilitate maintaining the balance and stability of the conveyed aluminum rods. Multiple groups of conveying rollers 405 are evenly arranged on the rotating rod 404, and the conveying rollers 405 correspond to the two adjacent groups of rotating rollers 402 on the first mounting seat 4.

[0024] In this embodiment, the bidirectional screw rod 406 is driven to rotate by a motor, and under the action of the guide rod and the roller 401, the two groups of first mounting seats 4 are moved closer or farther away from each other, so as to accommodate the placement of aluminum bars of different lengths. After the adjustment is completed, multiple groups of aluminum bars are pushed along the inlet of the heating box 1 to the corresponding rotating rollers 402 inside the heating box 1 through an external pushing mechanism; when the aluminum bars are pushed between the two groups of first mounting seats 4 and are located between two adjacent groups of rotating rollers 402 on the first mounting seats 4, each group of rotating rollers 402 is started to rotate, thereby driving the aluminum bars to rotate, so as to facilitate the uniform heating of the hot air delivered by the heating mechanism. Heat; when the aluminum rod is pushed between the two groups of first mounting seats 4, the electric push rod is started to drive the second mounting seat 403 to rise to a suitable height, and then the motor drives the rotating rod 404 to rotate, thereby driving multiple groups of conveying rollers 405 to rotate. The contact between the conveying rollers 405 and the aluminum rod can assist in the conveying of the aluminum rod, so that the aluminum rod can be quickly conveyed to between the two groups of first mounting seats 4 to wait for heating, and then the electric push rod is started to move the second mounting seat 403 downward without interfering with the rotation of the aluminum rod; when the heating is completed, the conveying rollers 405 can contact the aluminum rod again and push it toward the discharge port of the heating box 1.

[0025] Embodiment 2

[0026] like Figure 1 and Figure 2As shown, the infrared aluminum rod heating furnace proposed by the utility model, compared with the first embodiment, the feeding end of the heating box 1 is provided with a preheating mechanism, the preheating mechanism includes a preheating box 5, an induced draft fan 6 and a placement seat 501; the preheating box 5 is connected to the feeding port of the heating box 1, and the feeding port of the preheating box 5 is also provided with a sealing plate 2; the induced draft fan 6 is connected to the heat dissipation port of the heating box 1 through a pipeline, and the output end of the induced draft fan 6 extends to the preheating box 5 and is installed with a scattered air duct 601, and a plurality of groups of air outlet holes are arranged at the bottom end of the scattered air duct 601, and the scattered air duct 601 is composed of a plurality of groups of annular tubes, and a connecting tube is arranged between two adjacent groups of annular tubes, and the air outlet holes are distributed at the bottom end of the annular tubes, so that the recovered hot air is evenly contacted with the aluminum rod below for preheating; the placement seat 501 is installed at the bottom end of the preheating box 5, and a plurality of groups of grooves 502 are provided on the placement seat 501, and a plurality of groups of through holes are provided on the preheating box 5, so that the hot air flow is convenient for uniform preheating of the aluminum rod.

[0027] In this embodiment, multiple groups of aluminum rods are pushed along the feeding port of the preheating box 5 to the corresponding grooves 502 on the preheating box 5 by an external pushing mechanism. When the aluminum rods in the heating box 1 are heated, the exhaust gas can be extracted by the induced draft fan 6 and transported to the scattered air duct 601, and then evenly blown toward the multiple groups of aluminum rods below to achieve the preheating effect. The heated exhaust gas can be recycled and reused to avoid wasting resources, shorten the heating time of the subsequent aluminum rods in the heating box 1, and improve the heating efficiency.

[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 infrared aluminum rod heating furnace, characterized in that: include The heating box (1) has a heating mechanism at its top end for conveying hot air to heat the aluminum rods inside the heating box (1). The inlet and outlet of the heating box (1) are both equipped with sealing plates (2) via electric push rods. The sealing plates (2) are slidably connected to the outer wall of the heating box (1). And a heat equalizing mechanism, which is arranged inside the heating box (1) and is compatible with the heating mechanism, and the heat equalizing mechanism is used to rotate aluminum bars of different models so that they are in uniform contact with the hot air delivered by the heating mechanism.

2. The infrared aluminum rod heating furnace according to claim 1, characterized in that: Heating mechanism includes An infrared heating assembly (302) is mounted on the top of the heating box (1) via an electric push rod; And a dust cover (3) is arranged at the top of the heating box (1), and an induced draft fan (301) is arranged inside the dust cover (3), and the induced draft fan (301) is arranged above the infrared heating component (302).

3. The infrared aluminum rod heating furnace according to claim 1, characterized in that: Heat dissipation mechanism includes A turning assembly, which is arranged at the bottom end of the heating box (1) and is used to turn aluminum bars of different sizes; And a conveying assembly, which is arranged in the middle of the turning assembly and is used to convey the heated aluminum rod to the outside of the heating box (1).

4. The infrared aluminum rod heating furnace according to claim 3, characterized in that: Flip Kit Includes A first mounting seat (4), which is provided with two groups, the two groups of first mounting seats (4) are symmetrically distributed inside the heating box (1), a plurality of groups of rotating rollers (402) are provided inside the first mounting seat (4), and the plurality of groups of rotating rollers (402) are driven to rotate by a chain transmission assembly provided on the outer wall of the first mounting seat (4); And a bidirectional screw rod (406), which is installed on the heating box (1) and driven to rotate by a motor installed on the outer wall of the heating box (1), one end of the two groups of first mounting seats (4) is symmetrically threaded on the bidirectional screw rod (406), and the other ends of the two groups of first mounting seats (4) are slidably connected with a guide rod, which is installed on the inner wall of the heating box (1).

5. The infrared aluminum rod heating furnace according to claim 4, characterized in that: The conveyor assembly includes A second mounting seat (403) is mounted inside the heating box (1) via an electric push rod; and a rotating rod (404) which is rotatably connected to the inside of the second mounting seat (403) and driven to rotate by a motor mounted on the outer wall of the second mounting seat (403); a plurality of groups of conveying rollers (405) are evenly arranged on the rotating rod (404); the conveying rollers (405) correspond to two adjacent groups of rotating rollers (402) on the first mounting seat (4).

6. The infrared aluminum rod heating furnace according to claim 1, characterized in that: The feeding end of the heating box (1) is provided with a preheating mechanism, which comprises A preheating box (5), which is connected to the inlet of the heating box (1); The second induced draft fan (6) is connected to the heat dissipation port of the heating box (1) through a pipeline, and the output end of the second induced draft fan (6) extends to the preheating box (5) and is equipped with an air dispersion pipe (601), and the bottom end of the air dispersion pipe (601) is provided with a plurality of air outlet holes; And a placement seat (501) is installed at the bottom end of the preheating box (5), and a plurality of grooves (502) are formed on the placement seat (501).

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