Raw material smelting furnace for aluminum casting and forging

Abstract

The utility model discloses a raw material smelting furnace for aluminum casting and forging, which belongs to the technical field of smelting furnaces and comprises a furnace body and a feed hopper fixed on the surface of the furnace body, a mounting plate is fixed on the outer wall of one side of the furnace body, a rotating motor is mounted on the surface of the mounting plate, and a crushing roller I is fixed at the output end of the rotating motor. A second crushing roller is rotationally connected into the furnace body, connecting bases are fixed to the inner walls of the two sides of the furnace body, heat insulation plates are rotationally connected to the outer portions of the connecting bases, a stepping motor is installed on the outer wall of one side of the furnace body, and a rotating shaft is fixed to the output end of the stepping motor. And two cams for supporting the heat insulation plate are fixed on the outer wall of the rotating shaft. According to the raw material smelting furnace for aluminum casting and forging, the rate of converting metal aluminum into liquid aluminum can be effectively increased, and the machining efficiency of aluminum castings is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to smelting furnace technical field, concretely relates to a raw material smelting furnace for aluminum castings. BACKGROUND

[0002] Aluminum castings are also called aluminum castings, which are pure aluminum or aluminum alloy devices obtained by casting. Generally, heated aluminum or aluminum alloy is poured into a mold cavity to obtain aluminum or aluminum alloy parts of various shapes and sizes, which are usually called aluminum die castings. Castings play an important role in machine tool manufacturing, automobile manufacturing, shipbuilding, power station, weapons industry, steel manufacturing and other fields. As a very important part, it has large volume and weight, and its process and processing are more complex.

[0003] In the prior art, the raw materials of aluminum castings are melted by a smelting furnace, but the existing smelting furnace equipment cannot decompose metal aluminum. When the metal aluminum raw material is put into the smelting furnace, due to the inconsistent size of the metal aluminum raw material, the size of part of the raw material is large, and the size of the metal aluminum raw material is small. The speed of converting into liquid is fast, but the speed of converting into liquid of the metal aluminum raw material with large size is slow, which reduces the production efficiency of aluminum castings. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a raw material smelting furnace for aluminum castings to solve the problem of inconsistent size of metal aluminum raw material, large size of part of the raw material, fast speed of converting into liquid of metal aluminum raw material with small size, and slow speed of converting into liquid of metal aluminum raw material with large size, which reduces the production efficiency of aluminum castings.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a raw material smelting furnace for aluminum castings, which comprises a furnace body and a feed hopper fixed to the surface of the furnace body. One side of the furnace body is fixed with a mounting plate, the surface of the mounting plate is installed with a rotating motor, and the output end of the rotating motor is fixed with a crushing roller one. The furnace body is rotatably connected with a crushing roller two arranged in parallel with the crushing roller one. The inner walls of both sides of the furnace body are fixed with connecting seats, and the outer part of the connecting seat is rotatably connected with a heat insulation plate. One side of the outer wall of the furnace body is installed with a stepping motor.

[0006] One side of the outer wall of the furnace body is fixed with a water inlet pipe, one end of the water inlet pipe is fixed with a cleaning ring, a plurality of mounting holes are formed in the bottom of the cleaning ring, a water outlet pipe is fixed in the mounting hole of the bottom of the cleaning ring, a water outlet sleeve is movably connected in the water outlet pipe, and a plurality of water injection holes are formed in the outer wall of the water outlet sleeve.

[0007] In further embodiments, the output end of the stepping motor is fixed with a rotating shaft, and the outer wall of the rotating shaft is fixed with two cams for supporting the heat insulation plates.

[0008] In further embodiments, the outer wall of the first crushing roller is fixed with a driving gear, and the outer wall of the second crushing roller is fixed with a driven gear engaged with the driving gear.

[0009] In further embodiments, the outer wall of the furnace body is provided with an air inlet hole, and the air inlet hole is fixed with a gas pipe, and one end of the gas pipe is provided with a gas stove.

[0010] In further embodiments, the inner wall of the lower half of the furnace body is fixed with a graphite crucible, and the inner wall of the graphite crucible is fixed with a guide plate with an inclined structure.

[0011] In further embodiments, the outlet pipe is fixed with a positioning rod, the positioning rod is provided with a through hole, and the through hole is movably connected with a limiting pin fixedly connected with the outlet sleeve, and the outer part of the limiting pin is sleeved with a supporting spring.

[0012] In further embodiments, the graphite crucible and the furnace body are provided with discharge holes at corresponding positions, and the discharge holes are fixed with discharge pipes.

[0013] The technical effects and advantages of the present application are as follows:

[0014] The raw material melting furnace for aluminum casting and forging is driven by the rotating motor to rotate the first crushing roller and the driving gear, the driving gear drives the second crushing roller to rotate through the driven gear, and the first crushing roller and the second crushing roller rotate towards each other, which can quickly decompose the aluminum raw material, make the size of the aluminum raw material smaller, and improve the speed of converting the aluminum into liquid aluminum.

[0015] The rotating shaft and the cam are driven by the stepping motor to rotate, which can realize the automatic opening and closing of the two heat insulation plates, the two heat insulation plates can make the aluminum raw material quickly fall into the graphite crucible after being opened, and the furnace body can be sealed after the two heat insulation plates are mutually adhered, which reduces the loss of heat in the furnace body, so that the furnace body always maintains a high temperature, further improves the speed of converting the aluminum into liquid aluminum, and improves the processing efficiency of the aluminum casting.

[0016] The water injection pipe continuously injects the descaling agent into the cleaning ring, when the descaling agent in the cleaning ring reaches a certain amount, the water outlet sleeve is pushed to move downwards, the water injection hole of the outer wall of the water outlet sleeve extends to the lower side of the water outlet pipe, the descaling agent is evenly sprayed on the inner wall of the furnace body, the inner wall of the furnace body is automatically cleaned, after the cleaning is completed, the supporting spring pushes the limiting pin and the water outlet sleeve to move upwards, the water injection hole of the water outlet sleeve is retracted into the water outlet pipe, so that impurities and dust in the air are prevented from entering the water injection hole of the water outlet sleeve during the smelting process of the aluminum cast forging raw material, and the water injection hole is prevented from being blocked;

[0017] The graphite crucible can gather heat, so that the internal metal aluminum is dissolved faster, and the guide plate of the inclined structure can make the molten aluminum liquid quickly discharge from the furnace body, thereby accelerating the production of aluminum castings. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the drawings needed in the specific embodiments or the prior art description will be briefly introduced as follows. Obviously, the drawings described below are some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creative labor.

[0019] Figure 1 It is a structural schematic diagram of the present application;

[0020] Figure 2 It is a structural schematic diagram of the crushing roller one and the crushing roller two of the present application;

[0021] Figure 3 It is a structural schematic diagram of the heat insulation plate and the stepping motor of the present application;

[0022] Figure 4 It is a structural schematic diagram of the stepping motor and the cam of the present application;

[0023] Figure 5 It is a structural schematic diagram of the gas stove and the graphite crucible of the present application;

[0024] Figure 6 It is a structural schematic diagram of the water injection pipe and the cleaning ring of the present application;

[0025] Figure 7 It is a structural schematic diagram of the water injection pipe in the cut-open state of the present application.

[0026] In the figure: 1, furnace body; 2, feed hopper; 3, mounting plate; 4, rotating motor; 5, broken roll one; 6, driving gear; 7, broken roll two; 8, driven gear; 9, connecting seat; 10, heat insulation plate; 11, stepping motor; 12, rotating shaft; 13, cam; 14, gas pipe; 15, gas furnace; 16, graphite crucible; 17, guide plate; 18, discharge pipe; 19, water inlet pipe; 20, cleaning ring; 21, water outlet pipe; 22, positioning rod; 23, limit pin; 24, water outlet sleeve; 25, supporting spring. DETAILED DESCRIPTION

[0027] In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, it will be apparent to one skilled in the art that the present application can be practiced without one or more of these specific details. In other instances, well-known features have not been described in detail in order to avoid unnecessarily complicating the present application.

[0028] Unless specifically defined otherwise, the terms "upper," "lower," "right," "left," "forward," "backward," "inner," "outer," and the like as used herein are made with respect to the figures as shown in the drawings and are made merely for purposes of illustration and not of limitation.

[0029] The present application provides a kind of raw material smelting furnace for aluminum casting as shown in Figures 1-7 As shown in the figure, a kind of raw material smelting furnace for aluminum casting, including furnace body 1 and the feed hopper 2 of fixed on the surface of furnace body 1, the surface of furnace body 1 is provided with the feed inlet of matching size with feed hopper 2, feed hopper 2 is welded in the feed inlet of the surface of furnace body 1, the outer wall of one side of furnace body 1 is welded with mounting plate 3, the surface of mounting plate 3 is installed with rotating motor 4 by bolt, and the output end of rotating motor 4 is fixed with broken roll one 5 by coupling, furnace body 1 is rotationally connected with broken roll two 7 arranged in parallel gap with broken roll one 5, and the inner wall of furnace body 1 is rotationally connected with broken roll one 5 and broken roll two 7 by welded bearing, to ensure the stability of broken roll one 5 and broken roll two 7 when working, the gap between broken roll one 5 and broken roll two 7 can be set according to actual use demand, the outer wall of broken roll one 5 is welded with driving gear 6, the outer wall of two 7 is welded with driven gear 8 engaged with driving gear 6, rotating motor 4 drives broken roll one 5 and driving gear 6 to rotate, driving gear 6 drives broken roll two 7 to rotate through driven gear 8, broken roll one 5 and broken roll two 7 rotate towards each other, can quickly decompose metal aluminum raw material, so that the size of metal aluminum raw material is smaller, so that metal aluminum raw material can be more easily melted, to improve the rate of metal aluminum into liquid aluminum;

[0030] Both sides of the furnace body 1 are welded with connecting seats 9, the outer part of the connecting seat 9 is rotatably connected with the heat insulation plate 10, the heat insulation plate 10 is rotatably connected with the furnace body 1, one side of the outer wall of the furnace body 1 is provided with a stepping motor 11 through bolts, the output end of the stepping motor 11 is fixed with a rotating shaft 12 through a shaft coupling, the end face of the rotating shaft 12 in the inner wall of the furnace body 1 is rotatably connected with the inner wall of the furnace body 1 through a welded bearing, so as to ensure the stability of the rotating shaft 12 when rotating, and the outer wall of the rotating shaft 12 is welded with two cams 13 for supporting the heat insulation plate 10, the heat insulation plate 10 is made of high-temperature resistant material, and the rotating shaft and the cam 13 are driven to rotate by the stepping motor 11, so as to realize the automatic opening and closing of the two heat insulation plates 10, after the two heat insulation plates 10 are attached to each other, the furnace body 1 can be sealed, the heat loss in the furnace body 1 is reduced, so that the temperature in the furnace body 1 is always kept high, the rate of converting metal aluminum into liquid aluminum is further improved, the processing efficiency of aluminum castings is improved, and the heat insulation plate 10 can protect the crushing roller one 5 and the crushing roller two 7 from being damaged by high temperature;

[0031] The outer wall of one side of the furnace body 1 is provided with an air inlet hole, and a gas pipe 14 is welded in the air inlet hole of the furnace body 1, one end of the gas pipe 14 is provided with a gas stove 15, the gas stove 15 is fixedly connected with the bottom plate of the furnace body 1 through bolts, the lower half of the inner wall of the furnace body 1 is fixedly provided with a graphite crucible 16 through bolts, the inner wall of the graphite crucible 16 is fixedly provided with an inclined guide plate 17, the corresponding positions of the graphite crucible 16 and the furnace body 1 are both provided with discharge holes, and the discharge holes of the graphite crucible 16 and the furnace body 1 are both fixedly provided with discharge pipes 18, because the graphite crucible 16 can accumulate heat, so as to accelerate the dissolution of the metal aluminum inside, and the inclined guide plate 17 can make the molten aluminum liquid quickly discharge from the furnace body 1, so as to accelerate the production of aluminum castings;

[0032] The outer wall of one side of the furnace body 1 is welded with a water inlet pipe 19, one end of the water inlet pipe 19 is welded with a cleaning ring 20, the cleaning ring 20 is fixedly welded with the inner wall of the furnace body 1, and a plurality of mounting holes are formed in the bottom of the cleaning ring 20, a water outlet pipe 21 is fixedly arranged in the mounting hole in the bottom of the cleaning ring 20, the water outlet pipe 21 is movably connected with a water outlet sleeve 24, a moving hole is formed in the bottom of the water outlet pipe 21 for the movement of the water outlet sleeve 24, and a plurality of water injection holes are formed in the outer wall of the water outlet sleeve 24;

[0033] A positioning rod 22 is welded in the water outlet pipe 21, a through hole is formed in the positioning rod 22, a limiting pin 23 is movably connected in the through hole of the positioning rod 22 and is welded with the water outlet sleeve 24, the limiting pin 23 is sleeved with a supporting spring 25, the cleaning agent is continuously injected into the cleaning ring 20 through the water inlet pipe 19, when the cleaning agent in the cleaning ring 20 reaches a certain amount, the water outlet sleeve 24 is pushed to move downwards, the water injection hole of the outer wall of the water outlet sleeve 24 extends to the lower side of the water outlet pipe 21, the cleaning agent is uniformly sprayed on the inner wall of the furnace body 1, the inner wall of the furnace body 1 is automatically cleaned, after the cleaning is completed, the supporting spring 25 pushes the limiting pin 23 and the water outlet sleeve 24 to move upwards, the water injection hole of the water outlet sleeve 24 is retracted into the water outlet pipe 21, so that impurities and dust in the air are prevented from entering the water injection hole of the water outlet sleeve 24 during the smelting process of the aluminum cast forging raw material, and the water injection hole is prevented from being blocked.

[0034] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, the circuit connection adopts the conventional connection mode in the prior art, and details are not described herein, the control mode of the utility model is controlled by a controller, the control circuit of the controller can be realized by simple programming of the person skilled in the art, and the contents not described in detail in the description belong to the prior art known by the person skilled in the art.

[0035] In the description of the utility model, it is understood that the indicated orientation or position relationship is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0036] Working principle:

[0037] The raw material smelting furnace for aluminum cast forging is used, the step motor 11 is started, the rotating shaft 12 and the cam 13 are driven to rotate, the support of the cam 13 to the heat insulation plate 10 is released, the two heat insulation plates 10 are opened, the aluminum metal raw material to be melted is put into the furnace body 1 through the feeding hopper 2, the aluminum metal raw material falls between the crushing roller one 5 and the crushing roller two 7, the rotating motor 4 is started, the rotating motor 4 drives the crushing roller one 5 and the driving gear 6 to rotate, the driving gear 6 drives the crushing roller two 7 to rotate through the driven gear 8, the crushing roller one 5 and the crushing roller two 7 rotate towards each other, and the metal aluminum raw material is rapidly decomposed, so that the size of the metal aluminum raw material is smaller.

[0038] The decomposed aluminum metal raw material falls into the graphite crucible 16, the combustible gas is injected into the gas furnace 15 through the gas pipe 14, and the gas furnace 15 is ignited, the graphite crucible 16 is heated, the heat can be gathered in the graphite crucible 16, so that the internal metal aluminum is dissolved, while the metal aluminum is heated, the stepping motor 11 is reset, the cam 13 supports the two heat insulation plates 10, the two heat insulation plates 10 are attached to each other, the furnace body 1 can be sealed, the heat loss of the furnace body 1 is reduced, so that the furnace body 1 always maintains a high temperature, the rate of metal aluminum into liquid aluminum is further improved, the processing efficiency of aluminum castings is improved, after the metal aluminum is melted, the furnace body 1 is quickly discharged through the inclined guide plate 17 and the discharge pipe 18, so that the production efficiency of aluminum castings is accelerated:

[0039] After the raw material smelting is finished, the cleaning ring 20 is continuously injected with the descaling agent through the water inlet pipe 19, when the descaling agent in the cleaning ring 20 reaches a certain amount, the water outlet sleeve 24 is pushed to move downwards, the water outlet sleeve 24 is extended to below the water outlet pipe 21, and the limiting pin 23 is extruded to the supporting spring 25, so that the descaling agent is uniformly sprayed on the inner wall of the furnace body 1, the inner wall of the furnace body 1 is automatically cleaned, after the cleaning is finished, the descaling agent is stopped being injected into the water inlet pipe 19, the supporting spring 25 is reset, the limiting pin 23 and the water outlet sleeve 24 are pushed to move upwards, the water outlet sleeve 24 is retracted into the water outlet pipe 21, so that the impurities and dust in the air are prevented from entering the water outlet sleeve 24 during the smelting process of the aluminum castings raw material, and the water outlet sleeve 24 is prevented from being blocked.

[0040] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A raw material smelting furnace for aluminum casting and forging, comprising a furnace body (1) and a feed hopper (2) fixed to the surface of the furnace body (1), characterized in that: A mounting plate (3) is fixed on one side of the outer wall of the furnace body (1). A rotary motor (4) is mounted on the surface of the mounting plate (3), and a crushing roller (5) is fixed at the output end of the rotary motor (4). A crushing roller (7) is rotatably connected inside the furnace body (1) and arranged with a gap parallel to the crushing roller (5). A connecting seat (9) is fixed on both sides of the inner wall of the furnace body (1). A heat insulation plate (10) is rotatably connected to the outside of the connecting seat (9). A stepper motor (11) is installed on one side of the outer wall of the furnace body (1). A water inlet pipe (19) is fixed to one side of the outer wall of the furnace body (1). A cleaning ring (20) is fixed to one end of the water inlet pipe (19). The bottom of the cleaning ring (20) has multiple mounting holes. A water outlet pipe (21) is fixed in the mounting holes at the bottom of the cleaning ring (20). A water outlet sleeve (24) is movably connected inside the water outlet pipe (21). Water spray holes are opened on all four sides of the outer wall of the water outlet sleeve (24).

2. The raw material smelting furnace for aluminum casting and forging according to claim 1, characterized in that: The output end of the stepper motor (11) is fixed with a rotating shaft (12), and the outer wall of the rotating shaft (12) is fixed with two cams (13) for supporting the heat insulation plate (10).

3. The raw material smelting furnace for aluminum casting and forging according to claim 1, characterized in that: The outer wall of the first crushing roller (5) is fixed with a drive gear (6), and the outer wall of the second crushing roller (7) is fixed with a driven gear (8) that meshes with the drive gear (6).

4. A raw material smelting furnace for aluminum casting and forging according to claim 1, characterized in that: An air inlet is provided on one side of the outer wall of the furnace body (1), and a gas pipe (14) is fixed inside the air inlet of the furnace body (1). A gas furnace (15) is installed at one end of the gas pipe (14).

5. A raw material smelting furnace for aluminum casting and forging according to claim 4, characterized in that: A graphite crucible (16) is fixed to the inner wall of the lower half of the furnace body (1), and an inclined guide plate (17) is fixed to the inner wall of the graphite crucible (16).

6. A raw material smelting furnace for aluminum casting and forging according to claim 1, characterized in that: A positioning rod (22) is fixed inside the water outlet pipe (21). A through hole is provided on the positioning rod (22), and a limiting pin (23) that is fixedly connected to the water outlet sleeve (24) is movably connected in the through hole of the positioning rod (22). A support spring (25) is sleeved on the outside of the limiting pin (23).

7. A raw material smelting furnace for aluminum casting and forging according to claim 5, characterized in that: The graphite crucible (16) and the furnace body (1) are provided with discharge holes at corresponding positions, and discharge pipes (18) are fixed inside the discharge holes of the graphite crucible (16) and the furnace body (1).

Images