Permanent magnet material high-frequency heating smelting furnace internally provided with independent heating cavity

Abstract

The utility model discloses a permanent magnet material high-frequency heating smelting furnace internally provided with an independent heating cavity, which comprises a smelting main body, the top of the smelting main body is connected with a feed port, the top of the smelting main body close to the feed port is provided with a stirring device, and the bottom of the smelting main body is connected with a discharge port. A first stirring rod is fixed to the output end of the stirring device, and a first heating pipe is connected into the smelting body. According to the permanent magnet material high-frequency heating smelting furnace internally provided with the independent heating cavity, the independent cavity can prevent heat in the smelting main body from being transferred into the smelting main body through the heat insulation layer on the surface, so that the smelting furnace can independently heat and smelt different materials according to use requirements; and when the second stirring rod rotates, the material in the independent cavity can be stirred, the smelting effect of the independent heating cavity of the smelting furnace is further improved, a rhombic block can cut the surface of the stirred liquid through the shape of the rhombic block, the resistance of the first stirring rod during rotation is reduced, and the stirring effect of the first stirring rod is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of smelting furnaces, in particular to a permanent magnetic material high-frequency heating smelting furnace with an independent heating chamber arranged therein. Background Art

[0002] A melting furnace is a device used to heat metal or other materials to high temperatures to melt and fuse them. It is usually made of high-temperature resistant materials. A high-frequency heating melting furnace is a device that heats through a high-frequency electromagnetic field. Electromagnetic materials are materials that can maintain their magnetism for a long time. These materials are widely used in the manufacture of permanent magnets and are an indispensable component of various motors.

[0003] In the prior art, a Chinese patent with authorization announcement number CN211016757U discloses a NdFeB permanent magnet material smelting device, which belongs to the field of smelting furnaces. Its technical highlights include a smelting furnace body, a bracket is arranged on the outer wall of the smelting furnace body, and a stirring mechanism is arranged on the smelting furnace body; the stirring mechanism includes a motor, a stirring shaft, a main stirring paddle, a stirring frame and an auxiliary stirring paddle, the motor is installed on the top surface of the smelting furnace body, and the output end of the motor is connected to the stirring shaft, the bottom end of the stirring shaft extends to the inside of the smelting furnace body and is rotatably connected to the smelting furnace body, a plurality of groups of main stirring paddles are evenly arranged on the outer wall of the stirring shaft, and a stirring frame is sleeved on the outer wall of the stirring shaft, the stirring frame is a rectangular structure, and a plurality of groups of auxiliary stirring paddles are evenly arranged on the side wall of the stirring frame away from the stirring shaft; the utility model improves the smelting rate of NdFeB permanent magnet materials in the smelting furnace and is convenient for cleaning waste.

[0004] At present, most melting furnaces on the market still have certain shortcomings when in use. As shown in the above-mentioned document, the device uses multiple sets of stirring paddles to increase the melting rate of the melting furnace. However, different materials require different melting conditions. The melting furnace is not convenient for melting different materials at the same time, which will reduce the efficiency of the melting furnace. Secondly, while adding multiple sets of stirring paddles to improve efficiency, power consumption will also increase. Some small motors are difficult to adapt to this high-intensity stirring, and there are certain limitations. Utility Model Content

[0005] The purpose of the utility model is to provide a high-frequency heating smelting furnace for permanent magnetic materials with an independent heating chamber, so as to solve the problems in the above background technology that the smelting furnace is inconvenient for simultaneously smelting different materials, the stirring effect of the smelting furnace is poor, and the internal materials are heated unevenly.

[0006] To achieve the above object, the utility model provides the following technical solution: a permanent magnetic material high-frequency heating smelting furnace with an independent heating chamber, comprising a smelting body, a feed port is connected to the top of the smelting body, a stirring device is installed on the top of the smelting body near the feed port, a discharge port is connected to the bottom of the smelting body, a first stirring rod is fixed to the output end of the stirring device, and a first heating tube is connected inside the smelting body;

[0007] The smelting body is provided with an independently heated heating mechanism, the heating mechanism includes an independent cavity, and the independent cavity is symmetrically fixed inside the smelting body, a heat insulation layer is connected to the side of the independent cavity, a PLC controller is installed on the side of the smelting body, a second heating tube is connected to the independent cavity, a second stirring rod is rotatably connected to the independent cavity through a bearing, and a discharge valve is connected to the bottom of the independent cavity;

[0008] A fixing block is fixed at the bottom of the independent cavity, and a stirring mechanism for improving the heating effect is arranged inside the fixing block.

[0009] Furthermore, the stirring mechanism includes a rotating groove, and the rotating groove is opened inside the fixed block, and a first pulley is rotatably connected to the left side of the rotating groove.

[0010] Furthermore, a second pulley is rotatably connected to the right side of the rotating groove, a transmission belt is connected between the second pulley and the first pulley, and a second stirring rod is fixed on the top of the first pulley.

[0011] Furthermore, a first sealed bearing is connected between the second stirring rod and the rotating groove, the first stirring rod rotates through the second pulley and the rotating groove, and a second sealed bearing is connected between the first stirring rod and the rotating groove.

[0012] Furthermore, a wall-breaking mechanism for increasing the rotation speed is arranged on the surface of the first stirring rod, and the wall-breaking mechanism includes a snap-fit ​​groove, and a plurality of snap-fit ​​grooves are arranged on the surface of the support rod of the first stirring rod.

[0013] Furthermore, a diamond-shaped block is provided on the surface of the support rod of the first stirring rod, a through hole is penetrated through the inner side surface of the diamond-shaped block, and a guide groove is penetrated through the side surface of the through hole.

[0014] Furthermore, a clamping block is symmetrically slidable inside the guide groove, a bidirectional threaded rod is threadedly connected inside the clamping block, and the bidirectional threaded rod penetrates and rotates inside the guide groove and the clamping block.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The permanent magnetic material high-frequency heating smelting furnace with an independent heating chamber can prevent the heat inside the smelting body from being transferred to the inside through the heat insulation layer on the surface of the independent chamber, so that the smelting furnace can independently heat and melt different materials according to the use needs. When the second stirring rod rotates, the material inside the independent chamber can be stirred, which further improves the smelting effect of the independent heating chamber of the smelting furnace. The diamond block can cut the surface of the stirred liquid through its own shape, reduce the resistance when the first stirring rod rotates, and improve the stirring effect of the first stirring rod;

[0017] 2. It is equipped with independent chambers. Different materials can be heated and melted independently through two independent chambers. There is no need to melt the materials one by one, which improves the efficiency of material melting;

[0018] 3. A PLC controller is provided, through which the two second heating tubes can be controlled to perform different heating, which improves the control effect of the independent heating chamber and is more convenient to use;

[0019] 4. A first pulley, a second pulley and a transmission belt are provided. The stirring rotation of the first stirring rod can drive the second pulley to rotate, thereby driving the first pulley to rotate through the transmission belt. When the first pulley rotates, the second stirring rod can be driven to rotate, so that the molten material inside the independent heating chamber can be stirred, and no independent stirring output device is required, thereby reducing production costs;

[0020] 5. A diamond block is provided. The diamond shape of the diamond block can break the liquid surface when stirring the molten material inside the smelting body, thereby reducing the resistance of the liquid to the rotation of the first stirring rod, thereby improving the stirring effect of the first stirring rod in disguised form and improving the smelting efficiency of the material. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall front-view three-dimensional structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the cutaway three-dimensional structure of the smelting main body of the utility model;

[0023] Figure 3 This is a schematic diagram of the cutaway three-dimensional structure of the independent cavity of the utility model;

[0024] Figure 4 This is a schematic diagram of the cross-sectional three-dimensional structure of the fixing block of the utility model;

[0025] Figure 5 This is a schematic diagram of a cutaway three-dimensional structure of a first stirring rod of the utility model;

[0026] Figure 6 It is a schematic diagram of the cross-sectional three-dimensional structure of the diamond block of the utility model.

[0027] In the figure: 1, smelting body; 2, feed inlet; 3, stirring device; 4, discharge port; 5, first stirring rod; 6, first heating tube; 101, independent cavity; 102, PLC controller; 103, second heating tube; 104, second stirring rod; 105, discharge valve port; 106, fixed block; 107, rotating groove; 108, first pulley; 109, second pulley; 110, transmission belt; 111, first sealed bearing; 112, second sealed bearing; 501, engaging groove; 502, diamond block; 503, through hole; 504, guide groove; 505, engaging block; 506, bidirectional threaded rod. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Embodiment 1:

[0030] like Figure 1-Figure 3 The technical solution shown in the figure, the present invention provides the following technical solution: In order to solve the problem that the smelting furnace is inconvenient to perform independent smelting according to different materials, a heating mechanism is disclosed:

[0031] The invention comprises a smelting body 1, wherein a feed port 2 is connected to the top of the smelting body 1, a stirring device 3 is installed on the top of the smelting body 1 near the feed port 2, a discharge port 4 is connected to the bottom of the smelting body 1, a first stirring rod 5 is fixed to the output end of the stirring device 3, a first heating tube 6 is connected to the inside of the smelting body 1, a heating mechanism capable of independent heating is arranged inside the smelting body 1, the heating mechanism comprises an independent cavity 101, and the independent cavity 101 is symmetrically fixed inside the smelting body 1, a heat insulation layer is connected to the side of the independent cavity 101, a PLC controller 102 is installed on the side of the smelting body 1, a second heating tube 103 is connected inside the independent cavity 101, a second stirring rod 104 is rotatably connected to the inside of the independent cavity 101 through a bearing, a discharge valve port 105 is connected to the bottom of the independent cavity 101, a fixing block 106 is fixed to the bottom of the independent cavity 101, and a stirring mechanism for improving the heating effect is arranged inside the fixing block 106;

[0032] When the smelting furnace needs to heat different materials, the materials can be added to the two independent cavities 101 through the feed port 2 respectively. After the materials are added, the program is input through the PLC controller 102. The PLC controller 102 can control the second heating tube 103 to heat the inside of the independent cavity 101 through the program. The independent cavity 101 can prevent the heat from the inside of the smelting body 1 from being transferred to the inside through the surface insulation layer, thereby reducing the influence of the outside on the material processing inside the independent cavity 101. After the material is smelted, it can flow out and be collected through the discharge valve port 105, so that the smelting furnace can heat and melt different materials independently according to the needs of use, thereby improving the use efficiency of the smelting furnace.

[0033] Embodiment 2:

[0034] like Figure 2 and Figure 4 The technical solution shown in the figure, the present invention provides the following technical solution: In order to solve the problem that the heating of the independent cavity may be uneven, affecting the smelting efficiency, a stirring mechanism is disclosed:

[0035] The stirring mechanism includes a rotating groove 107, and the rotating groove 107 is opened inside the fixed block 106, a first pulley 108 is rotatably connected to the left side of the rotating groove 107, a second pulley 109 is rotatably connected to the right side of the rotating groove 107, a transmission belt 110 is connected between the second pulley 109 and the first pulley 108, a second stirring rod 104 is fixed on the top of the first pulley 108, a first sealed bearing 111 is connected between the second stirring rod 104 and the rotating groove 107, a first stirring rod 5 is rotatably passed through the second pulley 109 and the rotating groove 107, and a second sealed bearing 112 is connected between the first stirring rod 5 and the rotating groove 107;

[0036] When the smelting furnace is heated, the stirring device 3 will drive the first stirring rod 5 to stir the inside of the smelting body 1. When stirring, the first stirring rod 5 can drive the second pulley 109 to rotate. When the second pulley 109 rotates, it can drive the first pulley 108 to rotate through the transmission belt 110. When the first pulley 108 rotates, it can rotate through the rotating groove 107. When the first pulley 108 rotates, it can drive the second stirring rod 104 to rotate. The second stirring rod 104 can rotate with the independent cavity 101 through the first sealed bearing 111. When the second stirring rod 104 rotates, it can stir the material inside the independent cavity 101, so that the material is heated more evenly when heated, further improving the smelting effect of the independent heating cavity of the smelting furnace.

[0037] Embodiment three:

[0038] like Figure 2 , Figure 3 , Figure 5 and Figure 6The technical solution shown in the figure, the present invention provides the following technical solution: In order to solve the problem that the stirring intensity of the smelting furnace is not high and affects the heating, a wall breaking mechanism is disclosed:

[0039] The surface of the first stirring rod 5 is provided with a wall breaking mechanism for increasing the rotation speed, the wall breaking mechanism includes a clamping groove 501, and a plurality of clamping grooves 501 are opened on the surface of the support rod of the first stirring rod 5, the surface of the support rod of the first stirring rod 5 is provided with a rhombus block 502, the inner side of the rhombus block 502 is penetrated with a through hole 503, the side of the through hole 503 is penetrated with a guide groove 504, the inner part of the guide groove 504 is symmetrically slid with a clamping block 505, the inner part of the clamping block 505 is threadedly connected with a bidirectional threaded rod 506, and the bidirectional threaded rod 506 penetrates and rotates inside the guide groove 504 and the clamping block 505;

[0040] Before the smelting furnace is used, the moving diamond block 502 can drive the through hole 503 to move. When the through hole 503 moves to the end of the first stirring rod 5, it can be inserted. When the through hole 503 is inserted, it can slide through the first stirring rod 5. When the diamond block 502 slides, it can drive the engaging block 505 to move to the side of the engaging groove 501. When the bidirectional threaded rod 506 is rotated, it can rotate through the guide groove 504. When the bidirectional threaded rod 506 rotates, it can drive the engaging block 505 to slide in thread. When the thread of the engaging block 505 slides, it can slide through the guide groove 504. When the engaging block 505 slides into the engaging groove 501, it can be squeezed and positioned. When the engaging block 505 is positioned, it can drive the diamond block 502 to be positioned. When the first stirring rod 5 rotates and stirs, it can drive the diamond block 502 to rotate. The diamond block 502 can cut the surface of the stirred liquid with its own shape. After the liquid surface is cut, the resistance of the first stirring rod 5 during rotation can be reduced, the rotation speed of the first stirring rod 5 is increased, and the stirring effect of the first stirring rod 5 is improved in disguise, so that the material in the smelting furnace is heated more evenly, and the smelting effect of the smelting furnace is further improved.

[0041] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A permanent magnetic material high-frequency heating melting furnace with an independent heating chamber, comprising a melting body (1), the top of the melting body (1) is connected to a feed port (2), a stirring device (3) is installed on the top of the melting body (1) near the feed port (2), the bottom of the melting body (1) is connected to a discharge port (4), a first stirring rod (5) is fixed to the output end of the stirring device (3), and a first heating tube (6) is connected inside the melting body (1), characterized in that ； The smelting body (1) is provided with a heating mechanism capable of independent heating, the heating mechanism comprising an independent cavity (101), and the independent cavity (101) is symmetrically fixed inside the smelting body (1), a heat insulation layer is connected to the side of the independent cavity (101), a PLC controller (102) is installed on the side of the smelting body (1), a second heating tube (103) is connected to the inside of the independent cavity (101), a second stirring rod (104) is rotatably connected to the inside of the independent cavity (101) through a bearing, and a discharge valve (105) is connected to the bottom of the independent cavity (101); A fixing block (106) is fixed at the bottom of the independent cavity (101), and a stirring mechanism for improving the heating effect is arranged inside the fixing block (106).

2. The high-frequency heating smelting furnace for permanent magnetic materials with an independent heating chamber according to claim 1, characterized in that: The stirring mechanism comprises a rotating groove (107), and the rotating groove (107) is opened inside the fixed block (106), and a first pulley (108) is rotatably connected to the left side inside the rotating groove (107).

3. The high-frequency heating smelting furnace for permanent magnetic materials with an independent heating chamber as claimed in claim 2, characterized in that: A second pulley (109) is rotatably connected to the right side of the rotating groove (107), a transmission belt (110) is connected between the second pulley (109) and the first pulley (108), and a second stirring rod (104) is fixed on the top of the first pulley (108).

4. The high-frequency heating smelting furnace for permanent magnetic materials with an independent heating chamber as claimed in claim 3 is characterized in that: A first sealed bearing (111) is connected between the second stirring rod (104) and the rotating groove (107); a first stirring rod (5) is rotated through the second pulley (109) and the rotating groove (107); and a second sealed bearing (112) is connected between the first stirring rod (5) and the rotating groove (107).

5. The high-frequency heating melting furnace for permanent magnetic materials with an independent heating chamber according to claim 1, characterized in that: The surface of the first stirring rod (5) is provided with a wall-breaking mechanism for increasing the rotation speed, the wall-breaking mechanism comprises a snap-fit ​​groove (501), and a plurality of snap-fit ​​grooves (501) are provided on the surface of the support rod of the first stirring rod (5).

6. The high-frequency heating melting furnace for permanent magnetic materials with an independent heating chamber according to claim 1, characterized in that: The surface of the support rod of the first stirring rod (5) is provided with a rhombus block (502), the inner side surface of the rhombus block (502) is penetrated by a through hole (503), and the side surface of the through hole (503) is penetrated by a guide groove (504).

7. The high-frequency heating smelting furnace for permanent magnetic materials with an independent heating chamber as claimed in claim 6, characterized in that: A snap-fit ​​block (505) is symmetrically slidable inside the guide groove (504), a bidirectional threaded rod (506) is threadedly connected through the inside of the snap-fit ​​block (505), and the bidirectional threaded rod (506) is rotated through the guide groove (504) and the snap-fit ​​block (505).

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