Intermediate frequency furnace for casting and smelting in laboratory

Abstract

The utility model relates to the technical field of smelting devices, in particular to an intermediate frequency furnace for casting and smelting in a laboratory, which comprises a bottom plate and an intermediate frequency furnace main body, the intermediate frequency furnace main body is arranged above the bottom plate, and the top of the bottom plate is fixedly connected with two vertical plates. Raw materials are put into the feeding box, a third motor drives the feeding box to move to the position over the intermediate frequency furnace body through a second screw rod, a second motor is started, a first screw rod rotates to drive a rectangular rod to extrude two connecting rods, the connecting rods drive a transverse rod to move, and the transverse rod drives a blocking plate to move through a vertical block; raw materials in the feeding box fall into the intermediate frequency furnace main body, the intermediate frequency furnace main body conducts smelting operation, the first motor is started to drive the intermediate frequency furnace main body to rotate forwards through the rotating rod, material liquid can be conveniently discharged, the intermediate frequency furnace main body has the automatic feeding function in the using process, the danger coefficient is small in the feeding process, and feeding is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of smelting devices, in particular to a medium frequency furnace for laboratory casting and smelting. Background Art

[0002] At present, in the casting manufacturing industry, medium frequency furnaces play a very important role due to their advantages such as high thermal efficiency, short smelting time, less alloy element burnout, wide smelting material, low environmental pollution, and precise control of the temperature and composition of molten metal. Medium frequency furnace is a power supply device that converts low-frequency alternating current into medium frequency, and converts three-phase industrial frequency alternating current into direct current after rectification, and then converts direct current into adjustable medium frequency current to supply medium frequency alternating current flowing through capacitors and induction coils, generating high-density magnetic lines in the induction coil, and cutting the metal materials contained in the induction coil, generating large eddy currents in the metal materials, and widely used in the smelting of non-ferrous metals and ferrous metals.

[0003] At present, the medium frequency furnace used for laboratory casting and smelting does not have the function of automatic loading during use. When smelting metal, the staff usually put the raw materials into the medium frequency furnace in batches. However, the melting temperature of the medium frequency furnace is relatively high, and the risk factor is high during the feeding process, and the feeding is inconvenient. Therefore, we propose a medium frequency furnace for laboratory casting and smelting to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a medium frequency furnace for laboratory casting and smelting to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a laboratory casting and smelting medium frequency furnace, comprising a bottom plate and a medium frequency furnace body, the medium frequency furnace body being arranged above the bottom plate, the top of the bottom plate is fixedly connected with two vertical plates, the sides of the two vertical plates close to each other are rotatably connected with a rotating rod, and the ends of the two rotating rods close to each other are respectively fixedly connected to the two sides of the medium frequency furnace body. A loading box with openings at the top and bottom is provided above the bottom plate, and two sealing plates are slidably connected in the loading box, and the sides of the two sealing plates away from each other extend to the outside of the loading box and are fixedly connected with vertical blocks, the top of the vertical blocks is fixedly connected with a cross bar, the rear end of the cross bar is rotatably connected with a connecting rod, and the rear end of the connecting rod is rotatably connected with a rectangular rod, the left side of one of the vertical plates on the left side is fixedly connected with a first motor, and the output shaft end of the first motor is fixedly connected to the left end of a rotating rod on the left side.

[0006] Furthermore, an L-shaped seat is fixedly connected to the rear side of the loading box, a second motor is fixedly connected to the rear inner wall of the L-shaped seat, and a first screw is rotatably connected to the rear side of the loading box.

[0007] Furthermore, the output shaft end of the second motor is fixedly connected to the rear end of the first screw, the rectangular rod is threadedly sleeved on the outside of the first screw, the rear side of the loading box is fixedly connected to two positioning rods, and the rectangular rod is slidably sleeved on the outside of the two positioning rods.

[0008] Furthermore, two round rods are fixedly connected to both sides of the loading box, and round blocks are fixedly connected to the ends of the round rods.

[0009] Furthermore, the cross bar is slidably sleeved on the outer sides of the corresponding two round bars, and a spring movably sleeved on the outer sides of the round bars is fixedly connected between the round blocks and the outer sides of the corresponding cross bars.

[0010] Furthermore, an L-shaped plate is fixedly connected to the left side of the base plate, a second screw is rotatably connected to the left inner wall of the L-shaped plate, a rectangular seat is fixedly connected to the top of the L-shaped seat, and the rectangular seat is threadedly sleeved on the outside of the second screw.

[0011] Furthermore, the right side of the L-shaped plate is fixedly connected to two square rods, the rectangular seat is slidably sleeved on the outside of the two square rods, the left side of the L-shaped plate is fixedly connected to a third motor, and the output shaft end of the third motor is fixedly connected to the left end of the second screw rod.

[0012] Compared with the prior art, the utility model has at least the following beneficial effects:

[0013] The utility model puts raw materials into a loading box, and the third motor drives the loading box to move to the top of the medium frequency furnace body through the second screw, and the second motor is started to drive the rectangular rod to extrude the two connecting rods through the rotation of the first screw, and the connecting rod drives the cross rod to move, and the cross rod drives the blocking plate to move through the vertical block, and the raw materials in the loading box fall into the medium frequency furnace body, and the medium frequency furnace body performs a smelting operation, and the first motor is started to drive the medium frequency furnace body to rotate forward through the rotating rod, so as to discharge the liquid material, so that the medium frequency furnace body has the function of automatic loading during use, and the risk factor is small during the loading process, and the loading is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main three-dimensional structure of the utility model;

[0015] Figure 2 This is a bottom-up three-dimensional structural schematic diagram of the utility model;

[0016] Figure 3 It is a rear-view stereoscopic structural schematic diagram of the utility model;

[0017] Figure 4 for Figure 2 Schematic diagram of the enlarged three-dimensional structure of area A in the middle.

[0018] In the figure: 1. bottom plate; 2. vertical plate; 3. rotating rod; 4. medium frequency furnace body; 5. loading box; 6. blocking plate; 7. vertical block; 8. horizontal rod; 9. connecting rod; 10. rectangular rod; 11. first motor; 12. L-shaped seat; 13. second motor; 14. first screw; 15. positioning rod; 16. round rod; 17. round block; 18. spring; 19. L-shaped plate; 20. second screw; 21. rectangular seat; 22. third motor; 23. square rod. DETAILED DESCRIPTION

[0019] 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.

[0020] Example

[0021] See also Figure 1-4 The utility model provides a technical solution: a laboratory casting and smelting medium frequency furnace, comprising a bottom plate 1 and a medium frequency furnace body 4, the medium frequency furnace body 4 is arranged above the bottom plate 1, the top of the bottom plate 1 is fixedly connected to two vertical plates 2, the sides of the two vertical plates 2 close to each other are rotatably connected to a rotating rod 3, and the ends of the two rotating rods 3 close to each other are respectively fixedly connected to the two sides of the medium frequency furnace body 4, and a loading box 5 with openings at the top and bottom is arranged above the bottom plate 1, and two blocking plates 6 are slidably connected in the loading box 5, and the sides of the two blocking plates 6 away from each other are extended to the outside of the loading box 5 and fixedly connected with vertical blocks 7, the top of the vertical block 7 is fixedly connected to a cross bar 8, the rear end of the cross bar 8 is rotatably connected to a connecting rod 9, and the rear end of the connecting rod 9 is rotatably connected to a rectangular rod 10, and the left side of a vertical plate 2 on the left side is fixed. A first motor 11 is connected, and the output shaft end of the first motor 11 is fixedly connected to the left end of a rotating rod 3 on the left side. The raw materials are put into the loading box 5. The third motor 22 drives the loading box 5 to move to the top of the medium frequency furnace body 4 through the second screw 20. The second motor 13 is started to rotate the first screw 14 to drive the rectangular rod 10 to extrude the two connecting rods 9. The connecting rod 9 drives the cross bar 8 to move. The cross bar 8 drives the sealing plate 6 to move through the vertical block 7. The raw materials in the loading box 5 fall into the medium frequency furnace body 4, and the medium frequency furnace body 4 performs smelting operations. The first motor 11 is started to drive the medium frequency furnace body 4 to rotate forward through the rotating rod 3 to facilitate the discharge of the liquid material, so that the medium frequency furnace body 4 has the function of automatic loading during use. The risk factor is small during the loading process, and the loading is convenient.

[0022] Furthermore, in this embodiment, an L-shaped seat 12 is fixedly connected to the rear side of the loading box 5, a second motor 13 is fixedly connected to the rear inner wall of the L-shaped seat 12, and a first screw 14 is rotatably connected to the rear side of the loading box 5.

[0023] Specifically, in this embodiment, the output shaft end of the second motor 13 is fixedly connected to the rear end of the first screw 14, the rectangular rod 10 is threadedly sleeved on the outside of the first screw 14, and two positioning rods 15 are fixedly connected to the rear side of the loading box 5. The rectangular rod 10 is slidably sleeved on the outside of the two positioning rods 15, and the setting of the positioning rods 15 has a positioning effect.

[0024] Furthermore, two round rods 16 are fixedly connected to both sides of the loading box 5, and round blocks 17 are fixedly connected to the ends of the round rods 16;

[0025] Specifically, in this embodiment, the cross bar 8 is slidably sleeved on the outer sides of the corresponding two round bars 16, and a spring 18 movably sleeved on the outer sides of the round bars 16 is fixedly connected between the round block 17 and the outer sides of the corresponding cross bar 8;

[0026] Furthermore, in this embodiment, an L-shaped plate 19 is fixedly connected to the left side of the bottom plate 1, a second screw 20 is rotatably connected to the left inner wall of the L-shaped plate 19, a rectangular seat 21 is fixedly connected to the top of the L-shaped seat 12, and the rectangular seat 21 is threadedly sleeved on the outer side of the second screw 20;

[0027] Furthermore, two square rods 23 are fixedly connected to the right side of the L-shaped plate 19, the rectangular seat 21 is slidably mounted on the outside of the two square rods 23, and a third motor 22 is fixedly connected to the left side of the L-shaped plate 19, and the output shaft end of the third motor 22 is fixedly connected to the left end of the second screw rod 20.

[0028] The utility model is in operation: when it is necessary to add materials, the experimenter puts the raw materials into the loading box 5, and then starts the third motor 22. The third motor 22 drives the second screw 20 to rotate, and the second screw 20 drives the rectangular seat 21 to move to the right. The rectangular seat 21 slides on the outside of the two square rods 23. The rectangular seat 21 drives the loading box 5 to move to the right through the L-shaped seat 12, so that the loading box 5 moves to the top of the intermediate frequency furnace body 4. Then start the second motor 13, and the second motor 13 drives the first screw 14 to rotate. The first screw 14 drives the rectangular rod 10 to slide forward on the outside of the two positioning rods 15. The rectangular rod 10 squeezes the two connecting rods 9 during the movement. Under the action of pressure, the connecting rod 9 drives the cross bar 8 to move, and the cross bar 8 slides on the outside of the corresponding round rod 16 and compresses the spring 18. The cross bar 8 drives the sealing plate 6 to move through the vertical block 7, so that the two sealing plates 6 move away from each other. Under the action of gravity, the raw materials in the loading box 5 fall into the medium frequency furnace body 4, and the medium frequency furnace body 4 performs smelting operations. When the smelting is completed, the first motor 11 is started, and the first motor 11 drives a rotating rod 3 on the left to rotate. The rotating rod 3 on the left drives the medium frequency furnace body 4 to rotate forward, which is convenient for discharging the liquid material, so that the medium frequency furnace body 4 has the function of automatic loading during use, and the risk factor is small during the loading process, and the loading is convenient.

[0029] 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 medium frequency furnace for laboratory casting and smelting, comprising a bottom plate (1) and a medium frequency furnace body (4), characterized in that: The intermediate frequency furnace body (4) is arranged above the bottom plate (1), and two vertical plates (2) are fixedly connected to the top of the bottom plate (1), and the sides of the two vertical plates (2) close to each other are rotatably connected to the rotating rods (3), and the ends of the two rotating rods (3) close to each other are respectively fixedly connected to the two sides of the intermediate frequency furnace body (4), and a loading box (5) with openings at the top and bottom is arranged above the bottom plate (1), and two blocking plates (6) are slidably connected in the loading box (5), and the two The sides of the blocking plates (6) that are away from each other extend to the outside of the loading box (5) and are fixedly connected to a vertical block (7); the top of the vertical block (7) is fixedly connected to a cross bar (8); the rear end of the cross bar (8) is rotatably connected to a connecting rod (9); the rear end of the connecting rod (9) is rotatably connected to a rectangular rod (10); the left side of one of the vertical plates (2) on the left side is fixedly connected to a first motor (11); the output shaft end of the first motor (11) is fixedly connected to the left end of a rotating rod (3) on the left side.

2. A medium frequency furnace for laboratory casting and smelting according to claim 1, characterized in that: The rear side of the loading box (5) is fixedly connected to an L-shaped seat (12), the rear inner wall of the L-shaped seat (12) is fixedly connected to a second motor (13), and the rear side of the loading box (5) is rotatably connected to a first screw rod (14).

3. A medium frequency furnace for laboratory casting and smelting according to claim 2, characterized in that: The output shaft end of the second motor (13) is fixedly connected to the rear end of the first screw rod (14), the rectangular rod (10) is threadedly sleeved on the outside of the first screw rod (14), and the rear side of the loading box (5) is fixedly connected to two positioning rods (15), and the rectangular rod (10) is slidably sleeved on the outside of the two positioning rods (15).

4. A medium frequency furnace for laboratory casting and smelting according to claim 3, characterized in that: Two round rods (16) are fixedly connected to both sides of the loading box (5), and round blocks (17) are fixedly connected to the ends of the round rods (16).

5. A medium frequency furnace for laboratory casting and smelting according to claim 4, characterized in that: The cross bar (8) is slidably sleeved on the outer sides of the corresponding two round bars (16), and a spring (18) movably sleeved on the outer sides of the round bars (16) is fixedly connected between the round block (17) and the outer sides of the corresponding cross bars (8).

6. The medium frequency furnace for laboratory casting and smelting according to claim 5, characterized in that: An L-shaped plate (19) is fixedly connected to the left side of the bottom plate (1), a second screw rod (20) is rotatably connected to the left inner wall of the L-shaped plate (19), a rectangular seat (21) is fixedly connected to the top of the L-shaped seat (12), and the rectangular seat (21) is threadedly sleeved on the outside of the second screw rod (20).

7. A medium frequency furnace for laboratory casting and smelting according to claim 6, characterized in that: The right side of the L-shaped plate (19) is fixedly connected to two square rods (23), the rectangular seat (21) is slidably sleeved on the outside of the two square rods (23), the left side of the L-shaped plate (19) is fixedly connected to a third motor (22), and the output shaft end of the third motor (22) is fixedly connected to the left end of the second screw rod (20).

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