Rare earth permanent magnet vacuum sintering furnace

Abstract

The utility model discloses a rare earth permanent magnet vacuum sintering furnace, which belongs to the technical field of rare earth processing, and comprises a base, the top of the base is fixedly provided with a furnace body, the left side of the inner cavity of the base is fixedly provided with a first motor, and the output end of the first motor is fixedly connected with a first screw rod; a moving plate is screwed to the left side of the outer side of the first lead screw, connecting plates are fixedly installed on the front side and the rear side of the right side of the moving plate, the right sides of the connecting plates movably penetrate through the base and are fixedly provided with a supporting frame, and a second motor is fixedly installed at the bottom of the supporting frame; the output end of the second motor extends to the inner cavity of the supporting frame and is fixedly connected with a second lead screw. Raw materials in the furnace body can be conveniently taken and placed, the situation that the temperature in the furnace body is high, and workers are hurt is avoided, the furnace door can be automatically controlled to be opened and closed, the sealing performance of the furnace body is improved, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rare earth processing, in particular to a rare earth permanent magnet vacuum sintering furnace. Background Art

[0002] Rare earths are metal elements with scarce reserves. Rare earths are a general term for 17 metal elements in the periodic table, including lanthanide elements, scandium and yttrium. There are 250 kinds of rare earth ores in nature. A vacuum sintering furnace is needed in the processing of rare earths.

[0003] The existing sintering furnace device is not convenient for taking and placing raw materials. Since the surface temperature of the raw materials is high after processing, it is dangerous for workers to take out the raw materials, which may easily cause injuries to the workers. In addition, it is not convenient to open the furnace door automatically, and the workers need to open it manually, which reduces the work efficiency of the workers. Utility Model Content

[0004] The utility model aims to provide a rare earth permanent magnet vacuum sintering furnace to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A rare earth permanent magnet vacuum sintering furnace comprises a base, a furnace body is fixedly installed on the top of the base, a first motor is fixedly installed on the left side of the inner cavity of the base, an output end of the first motor is fixedly connected to a first screw rod, a movable plate is screwed on the left side of the outer side of the first screw rod, connecting plates are fixedly installed on the front and rear sides of the right side of the movable plate, the right side of the connecting plate movably passes through the base and is fixedly installed with a support frame, a second motor is fixedly installed on the bottom of the support frame, the output end of the second motor extends to the inner cavity of the support frame and is fixedly connected to a second screw rod, a moving block is screwed on the bottom of the outer side of the second screw rod, and support plates are fixedly installed on the front and rear sides of the left side of the moving block, a mounting seat is fixedly installed on the top of the furnace body, the top of the mounting seat is rotatably connected to a connecting seat, a cylinder is fixedly installed on the right side of the connecting seat, a rotating block is rotatably connected to the right side of the cylinder, and a furnace door is fixedly installed on the bottom of the rotating block.

[0007] Preferably, the right side of the first screw rod is rotatably connected to the right side of the base inner cavity, and limit plates are fixedly installed on the top and bottom of the base inner cavity. The inner cavity of the limit plate is in sliding contact with the outer side of the connecting plate, and a round hole matching the first screw rod is penetrated through the left side of the limit plate.

[0008] Preferably, the top of the second screw rod is rotatably connected to the top of the inner cavity of the support frame, and the left side of the support plate extends to the inner cavity of the base.

[0009] Preferably, both the front and rear sides of the moving block extend into the interior of the support frame, and both the front and rear sides of the inner cavity of the support frame are provided with limiting grooves adapted to the moving block.

[0010] Preferably, a mounting frame is fixedly mounted on the right side of the top of the furnace body, and the front and rear sides of the rotating block are rotatably connected to the front and rear sides of the inner cavity of the mounting frame.

[0011] Preferably, support legs are fixedly mounted on the four corners of the bottom of the base.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. In the utility model, the first motor is started to rotate forward, and the first motor drives the first screw rod to rotate forward, and the first screw rod drives the screw-connected movable plate to move to the right side, and the movable plate drives the support frame to move to the right side through the connecting plate, so that the support plate extends out of the base, and then the second motor is started to rotate forward, and the second motor drives the second screw rod to rotate forward, and the second screw rod drives the screw-connected movable block to move upward, and the movable block drives the support plate to move upward, and then the first motor is started to reverse, so that the support plate extends to the inside of the furnace body, which can facilitate the taking and placing of raw materials inside the furnace body, and avoid the high temperature inside the furnace body, which may cause harm to the staff.

[0014] 2. In the utility model, by starting the cylinder to contract, the cylinder contraction drives the rotating block to rotate counterclockwise, and the rotating block drives the furnace door to rotate counterclockwise, which can automatically control the opening and closing of the furnace door, improve the sealing of the furnace body, and improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional structural schematic diagram of a rare earth permanent magnet vacuum sintering furnace proposed by the utility model;

[0016] Figure 2 This is a schematic cross-sectional view of a rare earth permanent magnet vacuum sintering furnace proposed by the utility model;

[0017] Figure 3 The utility model is a partial structural schematic diagram of a rare earth permanent magnet vacuum sintering furnace.

[0018] In the figure: 1. base; 2. first motor; 3. first screw rod; 4. limit plate; 5. moving plate; 6. connecting plate; 7. support frame; 8. second motor; 9. second screw rod; 10. moving block; 11. support plate; 12. mounting seat; 13. connecting seat; 14. cylinder; 15. mounting frame; 16. rotating block; 17. furnace door; 18. limit groove; 19. support leg; 20. furnace body. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-3 A rare earth permanent magnet vacuum sintering furnace comprises a base 1, a furnace body 20 is fixedly installed on the top of the base 1, a first motor 2 is fixedly installed on the left side of the inner cavity of the base 1, a first screw rod 3 is fixedly connected to the output end of the first motor 2, a moving plate 5 is screwed on the left side of the outer side of the first screw rod 3, a connecting plate 6 is fixedly installed on both the front and rear sides of the right side of the moving plate 5, a supporting frame 7 is fixedly installed on the right side of the connecting plate 6, a second motor 8 is fixedly installed on the bottom of the supporting frame 7, the output end of the second motor 8 extends to the inner cavity of the supporting frame 7 and is fixedly connected to the second screw rod 9, a moving block 10 is screwed on the bottom of the outer side of the second screw rod 9, a supporting plate 11 is fixedly installed on both the front and rear sides of the left side of the moving block 10, a mounting seat 12 is fixedly installed on the top of the furnace body 20, a connecting seat 13 is rotatably connected to the top of the mounting seat 12, a cylinder 14 is fixedly installed on the right side of the connecting seat 13, a rotating block 16 is rotatably connected to the right side of the cylinder 14, and a furnace door 17 is fixedly installed on the bottom of the rotating block 16.

[0021] In this embodiment, the right side of the first screw rod 3 is rotatably connected to the right side of the inner cavity of the base 1, and the top and bottom of the inner cavity of the base 1 are fixedly installed with a limit plate 4. The inner cavity of the limit plate 4 is in sliding contact with the outer side of the connecting plate 6. A circular hole compatible with the first screw rod 3 is opened on the left side of the limit plate 4. The top of the second screw rod 9 is rotatably connected to the top of the inner cavity of the support frame 7, and the left side of the support plate 11 extends to the inner cavity of the base 1. The connecting plate 6 can be limited by the limit plate 4, thereby improving the stability of the left and right movement of the connecting plate 6.

[0022] In this embodiment, the front and rear sides of the moving block 10 extend to the interior of the support frame 7, and the front and rear sides of the inner cavity of the support frame 7 are provided with limit grooves 18 that are compatible with the moving block 10. The right side of the top of the furnace body 20 is fixedly installed with a mounting frame 15, and the front and rear sides of the rotating block 16 are rotatably connected to the front and rear sides of the inner cavity of the mounting frame 15. Support legs 19 are fixedly installed at the four corners of the bottom of the base 1. The moving block 10 can be limited by the limit grooves 18, thereby improving the stability of the up and down movement of the moving block 10.

[0023] In this embodiment, when in use, the first motor 2 is started to rotate forwardly through an external controller, and the first motor 2 rotates forwardly to drive the first screw rod 3 to rotate, and the first screw rod 3 drives the screwed movable plate 5 to move to the right side, and the movable plate 5 drives the support frame 7 to move to the right side through the connecting plate 6, so that the support plate 11 extends out of the base 1, and then the second motor 8 is started to rotate forwardly through an external controller, and the second motor 8 rotates forwardly to drive the second screw rod 9 to rotate, and the second screw rod 9 drives the screwed movable block 10 to move upward, and the movable block 10 drives the support plate 11 to move upward, and then the first motor 2 is reversed to make the support plate 11 extend to the interior of the furnace body 20, so that the raw materials inside the furnace body 20 can be easily taken and placed, and the cylinder 14 is started to contract through the external controller, and the cylinder 14 contracts and drives the rotating block 16 to rotate counterclockwise, and the rotating block 16 drives the furnace door 17 to rotate counterclockwise, which can automatically control the opening and closing of the furnace door 17.

[0024] The above is a detailed introduction to a rare earth permanent magnet vacuum sintering furnace provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A rare earth permanent magnet vacuum sintering furnace, comprising a base (1), characterized in that: A furnace body (20) is fixedly mounted on the top of the base (1), a first motor (2) is fixedly mounted on the left side of the inner cavity of the base (1), an output end of the first motor (2) is fixedly connected to a first screw rod (3), a movable plate (5) is screwed to the left side of the outer side of the first screw rod (3), connecting plates (6) are fixedly mounted on both the front and rear sides of the right side of the movable plate (5), the right side of the connecting plate (6) movably passes through the base (1) and is fixedly mounted with a support frame (7), a second motor (8) is fixedly mounted on the bottom of the support frame (7), and the output end of the second motor (8) extends to the support frame (7). The inner cavity of the support frame (7) is fixedly connected to a second screw rod (9), a moving block (10) is screwed to the bottom of the outer side of the second screw rod (9), support plates (11) are fixedly installed on both the front and rear sides of the left side of the moving block (10), a mounting seat (12) is fixedly installed on the top of the furnace body (20), a connecting seat (13) is rotatably connected to the top of the mounting seat (12), a cylinder (14) is fixedly installed on the right side of the connecting seat (13), a rotating block (16) is rotatably connected to the right side of the cylinder (14), and a furnace door (17) is fixedly installed on the bottom of the rotating block (16).

2. A rare earth permanent magnet vacuum sintering furnace according to claim 1, characterized in that: The right side of the first screw rod (3) is rotatably connected to the right side of the inner cavity of the base (1); the top and bottom of the inner cavity of the base (1) are fixedly installed with a limit plate (4); the inner cavity of the limit plate (4) is in sliding contact with the outer side of the connecting plate (6); and a circular hole matching the first screw rod (3) is penetrated through the left side of the limit plate (4).

3. A rare earth permanent magnet vacuum sintering furnace according to claim 1, characterized in that: The top of the second screw rod (9) is rotatably connected to the top of the inner cavity of the support frame (7), and the left side of the support plate (11) extends to the inner cavity of the base (1).

4. A rare earth permanent magnet vacuum sintering furnace according to claim 1, characterized in that: Both the front and rear sides of the moving block (10) extend into the interior of the support frame (7), and both the front and rear sides of the inner cavity of the support frame (7) are provided with limiting grooves (18) that are compatible with the moving block (10).

5. The rare earth permanent magnet vacuum sintering furnace according to claim 1, characterized in that: A mounting frame (15) is fixedly mounted on the right side of the top of the furnace body (20), and the front and rear sides of the rotating block (16) are rotatably connected to the front and rear sides of the inner cavity of the mounting frame (15).

6. A rare earth permanent magnet vacuum sintering furnace according to claim 1, characterized in that: Support legs (19) are fixedly mounted at the four corners of the bottom of the base (1).

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