Automatic material delivery mechanism for continuous graphitization furnace

Abstract

The utility model discloses an automatic material delivery mechanism for a continuous graphitization furnace, and belongs to the technical field of continuous graphitization furnaces. Comprising a cooling section furnace body and a discharging bin furnace body which are communicated with a discharging transition furnace body; a row of material crucibles are vertically arranged in the cooling section furnace body; the bottom of the discharging transition furnace body is connected with a lifting device, and the two sides of the discharging transition furnace body are symmetrically connected with telescopic boat grabbing mechanical arms. The front ends of the symmetrical boat grabbing manipulators are in contact with a second material crucible from the bottom to the top of the cooling section furnace body; a discharging bin gate valve is arranged at the inlet end of the discharging bin furnace body, and a discharging furnace door is arranged at the outlet end of the discharging bin furnace body. The discharging transition furnace body is connected with a telescopic boat pushing mechanical arm, and the boat pushing mechanical arm and the discharging bin furnace body are located on the same horizontal line. According to the utility model, under the condition that the graphitization furnace does not stop working, materials can be discharged from the furnace automatically, so that the shutdown cooling time is shortened, and the production efficiency is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of continuous graphitization furnaces, in particular to an automatic material discharging mechanism for a continuous graphitization furnace. Background Art

[0002] Graphitization is generally a high-temperature heat treatment process in which carbon products are heated to above 2300°C in a high-temperature electric furnace and a protective medium to convert amorphous chaotic layered carbon into a three-dimensional ordered graphite crystalline structure. Graphitization can improve the volume density, electrical conductivity, thermal conductivity, corrosion resistance and mechanical processing performance of the product, and is a key process in the production of artificial graphite negative electrodes. A continuous graphitization furnace is generally composed of a furnace body, a heater, a heat preservation component and a vacuum system. When a certain temperature is reached in the furnace, the materials in the furnace can be subjected to heat treatment, sintering, graphitization and other process methods. The existing continuous high-temperature graphitization furnace requires the equipment to be stopped when discharging materials, and the materials can be discharged after the temperature in the furnace cools down, which affects the production efficiency of the graphitization furnace. Utility Model Content

[0003] The utility model overcomes the shortcomings of the prior art and proposes an automatic material discharging mechanism for a continuous graphitization furnace, thereby solving the problem of low material discharging efficiency in the prior continuous graphitization furnace.

[0004] In order to achieve the above purpose, the utility model is implemented through the following technical solutions.

[0005] A material automatic discharging mechanism for a continuous graphitizing furnace comprises a cooling section furnace body, a discharging transition furnace body and a discharging bin furnace body; the cooling section furnace body is arranged on the top of the discharging transition furnace body and is connected to the discharging transition furnace body, and a row of material crucibles are vertically placed in the cooling section furnace body; a lifting device is connected to the bottom of the discharging transition furnace body, and the top of the lifting device is connected to a crucible supporting platform, and the crucible supporting platform is located in the discharging transition furnace body; retractable boat-grabbing manipulators are symmetrically connected to both sides of the discharging transition furnace body; the front ends of the symmetrical boat-grabbing manipulators contact the cooling section furnace body and move the second material crucible upward from the bottom; the discharging bin furnace body is connected to the discharging transition furnace body, and a material transmission platform is arranged at the bottom of the discharging bin furnace body; a discharging bin gate valve is arranged at the inlet end of the discharging bin furnace body, and a discharging furnace door is arranged at the outlet end of the discharging bin furnace body; a retractable boat-pushing manipulator is connected to the discharging transition furnace body, and the boat-pushing manipulator and the discharging bin furnace body are on the same horizontal line.

[0006] Furthermore, the boat grabbing manipulator is connected to one end of the second pull rod, the other end of the second pull rod is connected to the second water cooling joint, the second water cooling joint is connected to the cylinder of the boat grabbing manipulator, and the cylinder of the boat grabbing manipulator is connected to the discharge transition furnace body.

[0007] Furthermore, a telescopic bellows three is provided between the water-cooling joint two and the discharge transition furnace body, one end of the telescopic bellows three is connected to the discharge transition furnace body, and the other end is connected to the water-cooling joint two.

[0008] Furthermore, the boat pushing manipulator is connected to one end of a pull rod, the other end of the pull rod is connected to a water cooling joint, the water cooling joint is connected to a cylinder of the boat pushing manipulator, and the cylinder of the boat pushing manipulator is connected to a discharge transition furnace body.

[0009] Furthermore, a telescopic bellows is provided between the water-cooling joint and the discharge transition furnace body, one end of the telescopic bellows is connected to the discharge transition furnace body, and the other end is connected to the water-cooling joint.

[0010] Furthermore, the lifting device includes a screw assembly, a lifting support assembly, and a lifting connecting shaft; one end of the lifting connecting shaft is screwed to the crucible support platform, and the other end is screwed to the lifting support assembly, and the lifting support assembly is screwed to the screw assembly, thereby driving the crucible support platform to descend to be flush with the material transfer platform.

[0011] Furthermore, a second telescopic bellows is provided between the lifting support assembly and the discharge transition furnace body, one end of the second telescopic bellows is connected to the discharge transition furnace body, and the other end is connected to the lifting support assembly.

[0012] Furthermore, the discharging transition furnace body is provided with an upper guide rail assembly and a lower guide rail assembly, and the boat grabbing manipulator is connected to the upper guide rail assembly and the lower guide rail assembly in a rail manner.

[0013] Furthermore, one end of the discharge bin plug valve is screwed to the discharge transition furnace body, and the other end is screwed to the discharge bin furnace body.

[0014] Furthermore, the cooling section furnace body, discharging transition furnace body, boat pushing manipulator, pull rod one, water cooling joint one, lifting connecting shaft, boat grabbing manipulator, crucible support platform, pull rod two, water cooling joint two, and lifting device are all hollow structures and are provided with water inlets and outlets.

[0015] The beneficial effects of the utility model compared with the prior art are:

[0016] The utility model adopts a cylinder and a motor as driving elements, and cooperates with a plug valve to realize automatic discharge of materials from the graphitizing furnace without stopping the operation of the furnace, thereby reducing the cooling time of the furnace and greatly improving the production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural schematic diagram of the automatic material discharging mechanism of the utility model;

[0018] Figure 2 for Figure 1 Side view of the middle discharge transition furnace body.

[0019] In the figure: 1-cooling section furnace body, 2-material crucible, 3-discharging transition furnace body, 4-boat pushing manipulator, 5-telescopic bellows 1, 6-pull rod 1, 7-water cooling joint 1, 8-boat pushing manipulator cylinder, 9-screw motor, 10-screw assembly, 11-lifting support assembly, 12-lifting connecting shaft, 13-telescopic bellows 2, 14-material transmission platform, 15-discharging furnace door, 16-discharging bin furnace body, 17-discharging bin plug valve, 18-upper guide rail assembly, 19-boat grabbing manipulator, 20-pull rod 2, 21-telescopic bellows 3, 22-water cooling joint 2, 23-boat grabbing manipulator cylinder, 24-lower guide rail assembly, 25-crucible support platform. DETAILED DESCRIPTION

[0020] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail in combination with the embodiments and the accompanying drawings. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention. The technical solution of the present invention is described in detail below in combination with the embodiments and the accompanying drawings, but the scope of protection is not limited thereto.

[0021] like Figure 1-2 As shown, the present embodiment provides an automatic material discharging mechanism for a continuous graphitizing furnace, comprising a cooling section furnace body 1, a material crucible 2, a discharging transition furnace body 3, a boat pushing manipulator 4, a telescopic bellows 1 5, a pull rod 1 6, a water-cooling joint 1 7, a boat pushing manipulator cylinder 8, a screw motor 9, a screw assembly 10, a lifting support assembly 11, a lifting connecting shaft 12 and a telescopic bellows 2 13, a material transmission platform 14, a discharging furnace door 15, a discharging bin furnace body 16, a discharging bin plug valve 17, an upper guide rail assembly 18, a boat grabbing manipulator 19, a pull rod 2 20, a telescopic bellows 3 21, a water-cooling joint 22, a boat grabbing manipulator cylinder 23, a lower guide rail assembly 24 and a crucible support platform 25.

[0022] One end of the pull rod 20 is screwed to the boat grabbing manipulator 19, and the other end is screwed to the water cooling joint 22. The pull rod 20 is externally connected with a telescopic bellows 3 21. The water cooling joint 22 is screwed to the boat grabbing manipulator cylinder 23. The boat grabbing manipulator cylinder 23 is screwed to the discharging transition furnace body 3. The boat grabbing manipulator cylinder 23 drives the pull rod 20 and then drives the boat grabbing manipulator 19 to move, so as to realize the action of grabbing the material crucible 2. This structure is symmetrically distributed at two places on the discharging transition furnace body 3.

[0023] One end of the lifting connection shaft 12 is screwed to the crucible support platform 25, and the other end is screwed to the lifting support assembly 11. The lifting connection shaft 12 is externally connected with a telescopic bellows 13. The lifting support assembly 11 is screwed to the lead screw assembly 10, thereby driving the crucible support platform 25 to descend to be flush with the material transmission platform 14.

[0024] One end of the pull rod 6 is screwed to the boat pushing manipulator 4, and the other end is screwed to the water cooling joint 7, the water cooling joint 7 is screwed to the boat pushing manipulator cylinder 8, the boat pushing manipulator cylinder 8 is screwed to the discharge transition furnace body 3, the boat pushing manipulator cylinder 8 drives the pull rod 6 and then drives the boat pushing manipulator 4 to realize the action of pushing the material crucible 2.

[0025] One end of the discharge bin gate valve 17 is screwed to the discharge transition furnace body 3, and the other end is screwed to the discharge bin furnace body 16. When the gate valve is opened, the discharge furnace door 15 is in a closed state, maintaining the vacuum state inside the furnace body, and the material crucible 2 enters the discharge bin furnace body 16. The gate valve 17 is closed and the discharge furnace door 15 is opened to complete the automatic discharge action.

[0026] The discharging transition furnace body 3, the boat pushing manipulator 4, the pull rod 1 6, the water cooling joint 1 7, the lifting connecting shaft 12, the boat grabbing manipulator 19, the pull rod 20, the water cooling joint 22, and the crucible supporting platform 25 are hollow structures, provided with water inlets and outlets, and can be cooled by water.

[0027] There is a telescopic bellows 5 between the water-cooling joint 7 and the discharging transition furnace body 3. One end of the telescopic bellows 5 is connected to the discharging transition furnace body 3, and the other end is connected to the water-cooling joint 7, thereby ensuring the sealing of the furnace body.

[0028] There is a telescopic bellows 13 between the lifting support assembly 11 and the discharging transition furnace body 3. One end of the telescopic bellows 13 is connected to the discharging transition furnace body 3, and the other end is connected to the lifting support assembly 11, thereby ensuring the sealing of the furnace body.

[0029] There is a telescopic bellows 3 21 between the water-cooling joint 22 and the discharging transition furnace body 3. One end of the telescopic bellows 3 21 is connected to the discharging transition furnace body 3, and the other end is connected to the water-cooling joint 22, thereby ensuring the sealing of the furnace body.

[0030] The boat grabbing manipulator 19 is connected to the upper guide rail assembly 18 and the lower guide rail assembly 24 in a rail manner, which ensures that the boat grabbing manipulator moves accurately and grabs the designated position of the crucible.

[0031] The working principle of the utility model is:

[0032] When the bottom crucible is out of the furnace, the cylinder rod of the boat grabbing manipulator cylinder 23 is extended through pneumatic control, driving the water cooling joint 22, the telescopic bellows 3 21, the pull rod 20, and the boat grabbing manipulator 19 to move forward, so that the front ends of the left-right symmetrical pair of boat grabbing manipulators 19 contact the second crucible at the bottom and support the weight of all the crucibles above; the screw motor 9 drives the screw assembly 10 to rotate, driving the lifting connecting shaft 12 and the crucible supporting platform 25 to move downward, and the crucible supporting platform 25 is flush with the material conveying platform 14. Stop movement; the cylinder rod of the cylinder 8 of the pneumatically controlled boat-pushing manipulator is extended to drive the water-cooling joint 7, the pull rod 6, the telescopic bellows 5, and the boat-pushing manipulator 4 to move forward, pushing the bottom material crucible into the discharge bin furnace body 16; at this time, the discharge bin gate valve 17 is opened by electric control, and the discharge furnace door 15 is in a closed state, maintaining the vacuum state inside the furnace body, and the material crucible smoothly enters the discharge bin furnace body 16; then the discharge bin gate valve 17 is closed, and the discharge furnace door 15 is opened, completing the automatic discharge action of the material.

[0033] The utility model makes corresponding improvements and solutions to the problems that during the discharge stage of a continuous graphitization furnace, the equipment does not stop the furnace, the interior of the furnace body is in a high temperature stage and a vacuum environment, and the like.

[0034] The above content is a further detailed description of the utility model in combination with a specific preferred implementation method. It cannot be determined that the specific implementation methods of the utility model are limited to this. For ordinary technicians in the technical field to which the utility model belongs, they can make several simple deductions or substitutions without departing from the utility model, which should be regarded as belonging to the utility model and the scope of patent protection determined by the submitted claims.

Claims

1. A material automatic discharging mechanism for a continuous graphitization furnace, characterized in that: The invention comprises a cooling section furnace body (1), a discharging transition furnace body (3), and a discharging bin furnace body (16); the cooling section furnace body (1) is arranged at the top of the discharging transition furnace body (3) and is connected to the discharging transition furnace body (3); a row of material crucibles (2) are vertically placed in the cooling section furnace body (1); a lifting device is connected to the bottom of the discharging transition furnace body (3); a crucible support platform (25) is connected to the top of the lifting device; the crucible support platform (25) is located in the discharging transition furnace body (3); retractable boat grabbing manipulators (19) are symmetrically connected to both sides of the discharging transition furnace body (3); The front end of the boat grabbing manipulator (19) contacts the cooling section furnace body (1) from the bottom to the second material crucible (2); the discharge bin furnace body (16) is connected to the discharge transition furnace body (3), and a material transfer platform (14) is provided at the bottom of the discharge bin furnace body (16); a discharge bin plug valve (17) is provided at the inlet end of the discharge bin furnace body (16), and a discharge furnace door (15) is provided at the outlet end of the discharge bin furnace body (16); the discharge transition furnace body (3) is connected to a retractable boat pushing manipulator (4), and the boat pushing manipulator (4) and the discharge bin furnace body (16) are on the same horizontal line.

2. The automatic material discharging mechanism for a continuous graphitization furnace according to claim 1, characterized in that: The boat grabbing manipulator (19) is connected to one end of the second pull rod (20), the other end of the second pull rod (20) is connected to the second water cooling joint (22), the second water cooling joint (22) is connected to the boat grabbing manipulator cylinder (23), and the boat grabbing manipulator cylinder (23) is connected to the discharge transition furnace body (3).

3. The automatic material discharging mechanism for a continuous graphitization furnace according to claim 2, characterized in that: A telescopic bellows 3 (21) is provided between the water-cooling joint 2 (22) and the discharge transition furnace body (3); one end of the telescopic bellows 3 (21) is connected to the discharge transition furnace body (3), and the other end is connected to the water-cooling joint 2 (22).

4. The automatic material discharging mechanism for a continuous graphitization furnace according to claim 1, characterized in that: The boat-pushing manipulator (4) is connected to one end of a pull rod (6), the other end of the pull rod (6) is connected to a water-cooling joint (7), the water-cooling joint (7) is connected to a boat-pushing manipulator cylinder (8), and the boat-pushing manipulator cylinder (8) is connected to a discharge transition furnace body (3).

5. The automatic material discharging mechanism for a continuous graphitization furnace according to claim 4, characterized in that: A telescopic bellows (5) is provided between the water-cooling joint (7) and the discharge transition furnace body (3); one end of the telescopic bellows (5) is connected to the discharge transition furnace body (3), and the other end is connected to the water-cooling joint (7).

6. The automatic material discharging mechanism for a continuous graphitization furnace according to claim 1, characterized in that: The lifting device comprises a screw assembly (10), a lifting support assembly (11), and a lifting connection shaft (12); one end of the lifting connection shaft (12) is screwed to the crucible support platform (25), and the other end is screwed to the lifting support assembly (11); the lifting support assembly (11) is screwed to the screw assembly (10), thereby driving the crucible support platform (25) to descend to be flush with the material transfer platform (14).

7. The automatic material discharging mechanism for a continuous graphitization furnace according to claim 6, characterized in that: A second telescopic bellows (13) is provided between the lifting support assembly (11) and the discharge transition furnace body (3); one end of the second telescopic bellows (13) is connected to the discharge transition furnace body (3), and the other end is connected to the lifting support assembly (11).

8. The automatic material discharging mechanism for a continuous graphitization furnace according to claim 1, characterized in that: The discharge transition furnace body (3) is provided with an upper guide rail assembly (18) and a lower guide rail assembly (24), and the boat grabbing manipulator (19) is connected to the upper guide rail assembly (18) and the lower guide rail assembly (24) in a rail manner.

9. The automatic material discharging mechanism for a continuous graphitization furnace according to claim 1, characterized in that: One end of the discharge bin plug valve (17) is screwed to the discharge transition furnace body (3), and the other end is screwed to the discharge bin furnace body (16).

10. The automatic material discharging mechanism for a continuous graphitization furnace according to claim 1, characterized in that: The cooling section furnace body (1), the discharging transition furnace body (3), the boat pushing manipulator (4), the boat grabbing manipulator (19), the crucible supporting platform (25), and the lifting device are all hollow structures and are all provided with water inlets and outlets.

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