Vacuum melting furnace with cooling function

Abstract

The utility model discloses a vacuum melting furnace with a cooling function. The vacuum melting furnace comprises a furnace body, a furnace cover, a melting structure, a cooling structure, a mold, a water cooling structure, an air cooling structure and a vacuum structure, a vacuum cavity is formed in the furnace body, the furnace cover is arranged at the top of the furnace body, the smelting structure is arranged at the rear end in the vacuum cavity, the cooling structure is arranged at the bottom of the vacuum cavity, the mold is arranged in the cooling structure, the water cooling structure is arranged on one side of the furnace body, the air cooling structure is arranged on one side of the front end of the furnace body, and the vacuum structure is arranged on one side of the rear end of the furnace body. Compared with the prior art, the cooling device has the advantages that cooling liquid is conveyed into the water inlet cavity and then jetted to the outer side of the mold along the through holes, so that heat of the mold is rapidly reduced, cold air is blown to the mold from the air outlet plate at the same time to cool a smelting material, and the smelting material is cooled through two cooling modes of water cooling and air cooling. And the cooling effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum melting furnaces, in particular to a vacuum melting furnace with a cooling function. Background Art

[0002] The vacuum melting furnace is used to melt metal materials under vacuum or protective atmosphere conditions. There are many types of metals and their alloys, and strict technical parameter requirements. Due to the different melting temperatures, the constant temperature insulation time varies significantly, and most of them require a constant temperature insulation environment.

[0003] The patent document with the announcement number CN219531632U discloses a vacuum melting furnace with a cooling function, including a machine body, a screw rod is rotatably inserted between the two sides of the machine body, a slider is provided on the threaded sleeve of the outer wall of the screw rod, a clamp rod is fixedly connected to one side of the slider, a connecting rod is fixedly connected to the top of the slider, a support plug rod is slidably inserted at one end of the connecting rod, and the other end of the support plug rod is fixedly connected to the inner wall of one side of the machine body, an arc-shaped clamping wall plate is fixedly connected to one side of the connecting rod, an air inlet pipe is inserted at the top of the arc-shaped clamping wall plate, a plurality of air outlet holes are provided at the bottom of the arc-shaped clamping wall plate, and a fixed block is fixedly connected to the bottom inner wall of the machine body. The utility model rotates the screw rod to move the arc-shaped clamping wall plate to the top of the smelting material to be cooled, and then inputs the wind into the arc-shaped clamping wall plate through the air inlet pipe, and then blows it out from the air outlet to cool the smelting material, thereby improving the cooling efficiency of the smelting material, but the prior art still has defects:

[0004] In the prior art, air is input into the arc-shaped clamping wall plate through an air inlet pipe, and the molten material is cooled by wind by blowing out from the air outlet. However, this cooling method has a poor cooling effect, resulting in a slow cooling speed of the mold in the smelting furnace, thereby reducing production efficiency. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the above-mentioned defects and provide a vacuum melting furnace with a cooling function.

[0006] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0007] A vacuum melting furnace with cooling function, comprising:

[0008] A furnace body, wherein a vacuum chamber is provided inside the furnace body;

[0009] A furnace cover, which is arranged on the top of the furnace body;

[0010] A smelting structure, wherein the smelting structure is arranged at the rear end of the vacuum chamber;

[0011] A cooling structure, wherein the cooling structure is arranged at the bottom of the vacuum chamber, and the cooling structure comprises a boss fixedly mounted on the front end of the bottom of the vacuum chamber, a placement groove is provided on the boss, a water outlet cavity is provided at the bottom of the placement groove, a water inlet cavity is provided above the water outlet cavity, and a plurality of through holes are provided between the top of the water inlet cavity and the placement groove;

[0012] A mold, wherein the mold is arranged inside the cooling structure and inserted into the placement groove;

[0013] A water cooling structure, the water cooling structure is arranged on one side of the furnace body, the water cooling structure includes a water storage tank fixedly connected to the rear end of one side of the furnace body, a water pump 1 and a water pump 2 are fixedly installed on the top of the water storage tank through a connecting pipe, the output end of the water pump 1 is fixedly connected to a water inlet pipe, one end of the water inlet pipe is fixedly connected to a water inlet cavity, the input end of the water pump 2 is fixedly connected to a water outlet pipe, the water outlet pipe is fixedly connected to the water outlet cavity, and a cold water device is provided on the connecting pipe between the water pump 2 and the water storage tank;

[0014] An air cooling structure, wherein the air cooling structure is arranged on one side of the front end of the furnace body;

[0015] The vacuum structure is arranged on one side of the rear end of the furnace body.

[0016] Furthermore, the smelting structure comprises:

[0017] A rotating shaft, the rotating shaft being rotatably connected to two sides of the inner wall of the vacuum chamber;

[0018] A motor, wherein the motor is fixedly mounted on one side of the furnace body, and an output end of the motor is fixedly connected to a rotating shaft;

[0019] A heating block, wherein the heating block is fixedly sleeved on the outer wall of the rotating shaft;

[0020] The crucible is inserted into the top of the heating block.

[0021] Furthermore, the air cooling structure comprises:

[0022] An electric push rod, which is fixedly mounted on the front end of the inner wall of the vacuum chamber;

[0023] An air outlet plate, the air outlet plate is fixedly mounted on the output end of the electric push rod, and a plurality of air outlet holes are provided at the bottom of the air outlet plate;

[0024] A gas storage tank, which is fixedly mounted on one side of the front end of the furnace body, and a heat exchanger is installed inside the gas storage tank;

[0025] An air outlet pipe, one end of which is fixedly connected to the top of the air outlet plate, and the other end of which is connected to the air storage tank through an air pump;

[0026] A reflux pipe, one end of which is fixedly connected to the inside of the vacuum chamber, and the other end of which is connected to the air storage tank through an air pump 2.

[0027] Furthermore, the vacuum structure comprises:

[0028] An air pump, the air pump is fixedly installed on one side of the rear end of the furnace body;

[0029] The air extraction pipe is connected between the vacuum chamber and the air extraction pump.

[0030] Compared with the prior art, the utility model has the following advantages: the utility model is provided with a cooling structure, a water cooling structure and an air cooling structure, a water pump 1 is used to transport the coolant in the water storage tank to the water inlet cavity through the water inlet pipe, and the coolant is sprayed from the water inlet cavity along the through hole on the outside of the mold, so that the heat of the mold is rapidly reduced, thereby reducing the heat in the furnace, and then the sprayed coolant flows into the placement groove, and then flows into the water outlet pipe along the water outlet cavity, and the coolant is extracted by the water pump 2, re-cooled by the cold water device, and then transported back to the water storage tank to form a cycle, and at the same time, the electric push rod is used to drive the air outlet plate to the top of the mold, and the air pump 1 is used to blow the colder air from the air outlet plate to the mold to cool the smelting material, and the hot air in the vacuum chamber is extracted into the gas storage tank through the return pipe by the air pump 2, and the temperature of the gas in the gas storage tank is reduced by the heat exchanger, so that the circulating cooling gas absorbs heat inside the vacuum chamber to cool the mold and the smelting material, and the cooling effect is improved by the two cooling methods of water cooling and air cooling, thereby improving the production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a stereoscopic diagram of a vacuum melting furnace with a cooling function according to the utility model.

[0032] Figure 2 The utility model is an internal structure diagram of a vacuum melting furnace with cooling function.

[0033] Figure 3 It is a front view of a vacuum melting furnace with cooling function of the utility model.

[0034] Figure 4 It is a front sectional view of a vacuum melting furnace with cooling function of the utility model.

[0035] Figure 5 It is a side sectional view of a vacuum melting furnace with cooling function of the utility model.

[0036] Indications in the figure: 1. furnace body; 11. vacuum chamber; 2. furnace cover; 3. smelting structure; 31. rotating shaft; 32. motor; 33. heating block; 34. crucible; 4. cooling structure; 41. boss; 42. placement slot; 43. water outlet chamber; 44. water inlet chamber; 45. through hole; 5. mold; 6. water cooling structure; 61. water storage tank; 62. water pump 1; 63. water inlet pipe; 64. water pump 2; 65. water outlet pipe; 66. cold water device; 7. air cooling structure; 71. electric push rod; 72. air outlet plate; 73. gas storage tank; 74. air outlet pipe; 75. reflux pipe; 8. vacuum structure; 81. vacuum pump; 82. air exhaust pipe. DETAILED DESCRIPTION

[0037] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present disclosure. Instead, they are merely examples of devices consistent with some aspects of the present disclosure as detailed in the appended claims.

[0038] 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. 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.

[0039] like Figures 1 to 5 As shown, this embodiment proposes a vacuum melting furnace with a cooling function, including a furnace body 1, a vacuum chamber 11 is arranged inside the furnace body 1, a furnace cover 2 is arranged on the top of the furnace body 1, and a vacuum structure 8 is arranged on one side of the rear end of the furnace body 1. The vacuum structure 8 includes an exhaust pump 81 fixedly installed on one side of the rear end of the furnace body 1, and an exhaust pipe 82 is connected between the vacuum chamber 11 and the exhaust pump 81. The exhaust pump 81 is used to exhaust the vacuum chamber 11 inside the furnace body 1, so that the interior of the vacuum chamber 11 reaches a specified vacuum degree.

[0040] A smelting structure 3 is provided at the rear end of the vacuum chamber 11. The smelting structure 3 includes a rotating shaft 31 rotatably connected to both sides of the inner wall of the vacuum chamber 11. A motor 32 is fixedly installed on one side of the furnace body 1. The output end of the motor 32 is fixedly connected to the rotating shaft 31. A heating block 33 is fixedly sleeved on the outer wall of the rotating shaft 31. A crucible 34 is inserted on the top of the heating block 33. The crucible 34 is fixedly connected to the top of the heating block 33 by bolts to prevent the crucible 34 from falling when pouring the smelting material. The smelting material is placed in the crucible 34, and the smelting material in the crucible 34 is melted by the heating block 33. The motor 32 is used to drive the rotating shaft 31 to rotate, thereby driving the heating block 33 to rotate, and then the crucible 34 is poured.

[0041] A cooling structure 4 is provided at the bottom of the vacuum chamber 11, and the cooling structure 4 includes a boss 41 fixedly installed at the front end of the bottom of the vacuum chamber 11, a placement groove 42 is provided on the boss 41, a water outlet cavity 43 is provided at the bottom of the placement groove 42, a water inlet cavity 44 is provided above the water outlet cavity 43, and a plurality of through holes 45 are provided between the top of the water inlet cavity 44 and the placement groove 42. A mold 5 is inserted into the placement groove 42, and the coolant is sprayed from the water inlet cavity 44 along the through holes 45 onto the outside of the mold 5, so that the heat of the mold 5 is rapidly reduced, thereby reducing the heat in the furnace, and then the sprayed coolant flows into the placement groove 42, and then flows out along the water outlet cavity 43.

[0042] A water cooling structure 6 is provided on one side of the furnace body 1, and the water cooling structure 6 includes a water tank 61 fixedly connected to the rear end of one side of the furnace body 1, and a water pump 1 62 and a water pump 2 64 are fixedly installed on the top of the water tank 61 through a connecting pipe, and the output end of the water pump 1 62 is fixedly connected to the water inlet pipe 63, and one end of the water inlet pipe 63 is fixedly connected to the water inlet chamber 44, and the input end of the water pump 2 64 is fixedly connected to the water outlet pipe 65, and the water outlet pipe 65 is fixedly connected to the water outlet chamber 43. A cold water device 66 is provided on the connecting pipe between the water pump 2 64 and the water tank 61, and the coolant in the water tank 61 is transported to the water inlet chamber 44 through the water inlet pipe 63 by the water pump 1 62, and the coolant in the water outlet pipe 65 is extracted by the water pump 2 64, and is re-cooled by the cold water device 66 and then transported back to the water tank 61 to form a cycle.

[0043] A wind cooling structure 7 is provided on one side of the front end of the furnace body 1. The wind cooling structure 7 includes an electric push rod 71 fixedly mounted on the front end of the inner wall of the vacuum chamber 11. An air outlet plate 72 is fixedly mounted on the output end of the electric push rod 71. A plurality of air outlet holes are provided at the bottom of the air outlet plate 72. A gas storage tank 73 is fixedly mounted on one side of the front end of the furnace body 1. A heat exchanger is installed inside the gas storage tank 73. An air outlet pipe 74 is fixedly connected to the top of the air outlet plate 72. The other end of the air outlet pipe 74 is connected to the gas storage tank 73 through an air pump. The vacuum chamber 11 is The other end of the return pipe 75 is connected to the gas storage tank 73 through the air pump 2. The electric push rod 71 is used to drive the air outlet plate 72 to the top of the mold. The cooler air is blown from the air outlet plate 72 to the mold 5 through the air pump 1 to cool the smelting material. The hot air in the vacuum chamber 11 is drawn out to the gas storage tank 73 through the return pipe 75 through the air pump 2. The temperature of the gas in the gas storage tank 73 is reduced by the heat exchanger, so that the circulating cooling gas absorbs heat inside the vacuum chamber 11.

[0044] During the specific implementation of the utility model, the smelting material is first placed in the crucible 34, and then after closing the furnace cover 2, the vacuum pump 81 is started to evacuate the vacuum chamber 11 inside the furnace body 1, so that the interior of the vacuum chamber 11 reaches a specified vacuum degree, and then the smelting material in the crucible 34 is smelted by the heating block 33, and then the motor 32 is started to drive the rotating shaft 31 to rotate, thereby driving the heating block 33 to rotate, so that the crucible 34 is tilted, and the melted smelting material in the crucible 34 is poured into the mold body 5, and then the water pump 62 is started to transport the coolant in the water storage tank 61 to the water inlet chamber 44 through the water inlet pipe 63, and then the coolant is sprayed from the water inlet chamber 44 along the through hole 45 to the outside of the mold 5, so that the heat of the mold 5 is rapidly reduced, thereby reducing the heat in the furnace, and then the sprayed coolant flows into The cooling liquid is placed in the groove 42, and then flows into the water outlet pipe 65 along the water outlet cavity 43. The water pump 2 64 is started to extract the coolant in the water outlet pipe 65, which is re-cooled by the cold water device 66 and then transported back to the water storage tank 61 to form a cycle. At the same time, the electric push rod 71 is started to drive the air outlet plate 72 to the top of the mold, and the air pump 1 is started to transport the colder air from the air tank 73 to the air outlet plate 72, and then blown to the mold 5 from the air outlet hole to cool the smelting material. At the same time, the air pump 2 is started to extract the hot air in the vacuum chamber 11 through the return pipe 75 to the air tank 73, and the heat exchanger is used to reduce the temperature of the gas in the air tank 73, so that the circulating cooling gas absorbs heat inside the vacuum chamber 11 to cool the mold 5 and the smelting material. The two cooling methods of water cooling and air cooling are used to improve the cooling effect, thereby improving the production efficiency.

[0045] The electrical components appearing in this article are all connected to an external main controller and 220V AC power, and the main controller can be a conventional known device that controls a computer, etc. The specific implementation method of the present disclosure omits the detailed description of known functions and known components. To ensure the compatibility of the equipment, the operating methods used are consistent with the parameters of marketed equipment.

[0046] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vacuum melting furnace with cooling function, characterized in that: include: A furnace body (1), wherein a vacuum chamber (11) is provided inside the furnace body (1); A furnace cover (2), wherein the furnace cover (2) is arranged on the top of the furnace body (1); A smelting structure (3), wherein the smelting structure (3) is arranged at the rear end of the vacuum chamber (11); A cooling structure (4), the cooling structure (4) being arranged at the bottom of the vacuum chamber (11), the cooling structure (4) comprising a boss (41) fixedly mounted at the front end of the bottom of the vacuum chamber (11), the boss (41) being provided with a placement groove (42), the bottom of the placement groove (42) being provided with a water outlet cavity (43), the top of the water outlet cavity (43) being provided with a water inlet cavity (44), and a plurality of through holes (45) being provided between the top of the water inlet cavity (44) and the placement groove (42); A mold (5), wherein the mold (5) is arranged inside the cooling structure (4), and the mold (5) is inserted into the placement groove (42); A water cooling structure (6), the water cooling structure (6) being arranged on one side of the furnace body (1), the water cooling structure (6) comprising a water storage tank (61) fixedly connected to the rear end of one side of the furnace body (1), a water pump (62) and a water pump (64) being fixedly installed on the top of the water storage tank (61) via a connecting pipe, the output end of the water pump (62) being fixedly connected to a water inlet pipe (63), one end of the water inlet pipe (63) being fixedly connected to a water inlet chamber (44), the input end of the water pump (64) being fixedly connected to a water outlet pipe (65), the water outlet pipe (65) being fixedly connected to the water outlet chamber (43), and a cooling water device (66) being arranged on the connecting pipe between the water pump (64) and the water storage tank (61); An air cooling structure (7), wherein the air cooling structure (7) is arranged on one side of the front end of the furnace body (1); A vacuum structure (8), wherein the vacuum structure (8) is arranged on one side of the rear end of the furnace body (1).

2. The vacuum melting furnace with cooling function according to claim 1, characterized in that: The smelting structure (3) comprises: A rotating shaft (31), wherein the rotating shaft (31) is rotatably connected to two sides of the inner wall of the vacuum chamber (11); A motor (32), wherein the motor (32) is fixedly mounted on one side of the furnace body (1), and an output end of the motor (32) is fixedly connected to the rotating shaft (31); A heating block (33), wherein the heating block (33) is fixedly sleeved on the outer wall of the rotating shaft (31); A crucible (34) is inserted into the top of the heating block (33).

3. The vacuum melting furnace with cooling function according to claim 1, characterized in that: The air cooling structure (7) comprises: An electric push rod (71), wherein the electric push rod (71) is fixedly mounted on the front end of the inner wall of the vacuum chamber (11); An air outlet plate (72), the air outlet plate (72) is fixedly mounted on the output end of the electric push rod (71), and a plurality of air outlet holes are provided at the bottom of the air outlet plate (72); A gas storage tank (73), the gas storage tank (73) is fixedly mounted on one side of the front end of the furnace body (1), and a heat exchanger is installed inside the gas storage tank (73); An air outlet pipe (74), one end of which is fixedly connected to the top of the air outlet plate (72), and the other end of which is connected to the air storage tank (73) through an air pump; A reflux pipe (75), one end of which is fixedly connected to the inside of the vacuum chamber (11), and the other end of which is connected to the inside of the air storage tank (73) via an air pump 2.

4. The vacuum melting furnace with cooling function according to claim 1, characterized in that: The vacuum structure (8) comprises: An air extraction pump (81), the air extraction pump (81) being fixedly mounted on one side of the rear end of the furnace body (1); An air extraction pipe (82), wherein the air extraction pipe (82) is connected between the vacuum chamber (11) and the air extraction pump (81).

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