A discharging device for a sagger used in a tunnel kiln for secondary baking of graphite electrodes

Abstract

The present invention discloses a discharging device for a sagger used in a tunnel kiln for secondary roasting of graphite electrodes, and relates to the technical field of kiln saggers, comprising a box body and a sagger barrel, wherein the inner wall of the box body is fixedly connected to a support frame and a mounting frame, and further comprising: a clamping discharging mechanism. The present invention sets a discharging unit, starts a second servo motor to drive a first bidirectional threaded rod to rotate, and the rotation of the first bidirectional threaded rod drives two sliding rods and two clamps to approach each other, and clamps the graphite electrode material in the sagger barrel, starts a first servo motor to drive the threaded rod and the rotating wheel to rotate, and the rotating wheel drives the sagger barrel to rotate, so that the sagger barrel is separated from the graphite electrode material, and at the same time, the threaded rod drives the fixed block and the sliding plate to move upward, and the movement of the sliding plate drives the sliding rod, the clamp and the graphite electrode material to move upward until the graphite electrode material is separated from the sagger barrel, and when the second servo motor drives the first bidirectional threaded rod to rotate in the opposite direction, the graphite electrode material can be loosened, thereby realizing the discharging of the graphite electrode material.

Description

Technical Field

[0001] The invention relates to the technical field of kiln saggers, in particular to a discharging device for a sagger used in a tunnel kiln for secondary baking of graphite electrodes. Background Art

[0002] Sagger is a special object for the tunnel kiln for secondary baking of graphite electrodes. It is a necessary object to prevent the oxidation of impregnated products during the secondary baking process. After the graphite electrode is sintered, the graphite electrode material needs to be discharged.

[0003] The Chinese patent with announcement number CN214333403U discloses a discharging device for a sagger used in a tunnel kiln for secondary roasting of graphite electrodes, comprising a lower sagger, an upper sagger, a sagger end cover and a reinforcement portion; the lower sagger and the upper sagger are rectangular frame structures with upper and lower openings of the same cross-sectional dimensions, and the edges of the top surface of the side wall of the lower sagger and the edges of the bottom surface of the side wall of the upper sagger are connected by full welding at the contact points; the edges of the sagger end cover and the middle parts of the contact points of the edges of the top surface of the side wall of the upper sagger are connected by welding, and the corner positions of the edges of the sagger end cover and the corner positions of the edges of the top surface of the side wall of the upper sagger are all provided with air permeable seams at the contact points.

[0004] Based on the above search and combined with the existing technology, it was found that when the sintered graphite electrode is discharged, the discharge process often requires manual operation, which is not only inefficient but also poses the risk of high-temperature burns; secondly, the saggers are mostly fixed structures and difficult to disassemble, which makes it inconvenient to remove the graphite electrode material and easily causes damage to the graphite electrode material or wear of the sagger; thus, it is difficult to achieve efficient and safe transfer of graphite electrode materials. Summary of the Invention

[0005] The object of the present invention is to provide a discharging device for a sagger used in a tunnel kiln for secondary baking of graphite electrodes, so as to solve the problems raised in the above-mentioned background technology.

[0006] The technical solution of the present invention is: a discharging device for a sagger used in a tunnel kiln for secondary roasting of graphite electrodes, comprising a box body and a sagger body, wherein the inner wall of the box body is fixedly connected to a support frame and a mounting frame, and further comprising:

[0007] A clamping and discharging mechanism, the clamping and discharging mechanism being located on the supporting frame;

[0008] a disassembly mechanism, the disassembly mechanism being located on the mounting frame;

[0009] Material toggling mechanism, its both sides respectively have a cylinder pressure, and the cylinder pressure bar connects swing arm, and the swing arm end face has hook portion, and a bar passes position between the end of two swing arms and the hook portion.

[0010] Preferably, the material clamping unit includes a fixed frame fixedly connected to the support frame, two sliders are slidably connected to the fixed frame, the two sliders are fixedly connected to a fixed rod, the two fixed rods are slidably connected to a movable rod, one end of the two movable rods are fixedly connected to an arc-shaped clamping plate, and the two arc-shaped clamping plates are rotatably connected to a plurality of rotating columns, the fixed frame is fixedly connected to a servo motor three, the output end of the servo motor three is fixedly connected to a two-way threaded rod two, and the two sliders are screwed onto the two-way threaded rod two.

[0011] Preferably, a return spring is provided in each of the two movable rods, and two ends of the return spring are fixedly connected to the movable rod and the fixed rod respectively.

[0012] Preferably, the other ends of the two movable rods are fixedly connected to a telescopic rod 1, and one of the movable rods is fixedly connected to a bending rod.

[0013] Preferably, the disassembly mechanism includes two movable frames slidably connected to the mounting frame, the two movable frames are fixedly connected to a rack 1, the mounting frame is rotatably connected to a gear 1, the two rack 1s are meshed with the gear 1, the two movable frames are rotatably connected to a rotating cylinder and a rotating tube, the rotating tube and the rotating cylinder are fixedly connected to a suction cup, the top of the mounting frame is fixedly connected to an electric telescopic rod 1, the bottom end of the electric telescopic rod 1 is fixedly connected to an L-shaped rod, the bottom inner wall of the box is fixedly connected to a telescopic rod 2, the top of the telescopic rod 2 is fixedly connected to the movable frame located below, the telescopic rod 2 is sleeved with a telescopic spring, and the two ends of the telescopic spring are respectively fixedly connected to the box and the movable frame.

[0014] Preferably, the bottom end of the L-shaped rod is fixedly connected to a cylindrical rod, and the cylindrical rod is in contact with the bent rod.

[0015] Preferably, the two movable frames are fixedly connected to an electric telescopic rod 2, one end of the two electric telescopic rods 2 are fixedly connected to a rack 2, the rotating cylinder and the rotating tube are fixedly connected to a gear 2, and the two gears 2 are respectively engaged with the two racks 2.

[0016] Preferably, the top and bottom of the sagger body are respectively fitted with a cover plate and a bottom plate, and two clamping blocks are fixedly connected to the cover plate and the bottom plate. The top and bottom ends of the sagger body are both provided with L-shaped slots, and the four clamping blocks extend into the four L-shaped slots respectively.

[0017] Preferably, a feed port is provided on the top of the cover plate, a sliding bar is slidably connected to the cover plate, and the oblique end of the sliding bar extends into the feed port.

[0018] The present invention provides a discharging device for a sagger used in a tunnel kiln for secondary baking of graphite electrodes through improvement. Compared with the prior art, the present invention has the following improvements and advantages:

[0019] First, the present invention sets a discharging unit, starts servo motor 2 to drive bidirectional threaded rod 1 to rotate, and the rotation of bidirectional threaded rod 1 drives two sliding rods and two clamps to approach each other, and clamps the graphite electrode material in the sagger body. Start servo motor 1 to drive threaded rod and rotating wheel to rotate, and the rotating wheel drives the sagger body to rotate, so that the sagger body is separated from the graphite electrode material. At the same time, the threaded rod drives the fixed block and the sliding plate to move upward, and the movement of the sliding plate drives the sliding rod, the clamp and the graphite electrode material to move upward until the graphite electrode material is separated from the sagger body. When servo motor 2 drives bidirectional threaded rod 1 to rotate in the opposite direction, the graphite electrode material can be loosened, thereby realizing the discharging of the graphite electrode material.

[0020] Secondly, the present invention places the sintered sagger between two arc-shaped clamping plates through the setting of the clamping unit, starts the servo motor three to drive the two-way threaded rod two to rotate, and the rotation of the two-way threaded rod two drives the slider, the fixed rod and the movable rod to move, so that the two movable rods drive the two arc-shaped clamping plates to approach each other to clamp the sagger.

[0021] Thirdly, the present invention provides a disassembly mechanism. During the process that the electric telescopic rod drives the L-shaped rod and the cylindrical rod to move downward, the cylindrical rod moves and squeezes the bending rod to drive the movable rod and the arc splint to move, so that the arc splint drives the sagger to move between the two suction cups. Then the L-shaped rod squeezes the two movable frames close to each other, so that the suction cups adsorb the cover plate and the bottom plate. The electric telescopic rod second drives the two suction cups to rotate and release the engagement through the rack second and the gear second. When the electric telescopic rod first drives the L-shaped rod to reset, the cover plate and the bottom plate are separated from the sagger barrel body, thereby realizing the disassembly of the sagger. Under the mutual cooperation of the L-shaped slot and the card block, the sagger barrel body, the cover plate and the bottom plate can be engaged with each other, thereby realizing the design of the sagger to be detachable, and thus facilitating the discharging of the sintered graphite electrode material. Through the setting of the sliding bar, it is realized that it is convenient to feed the sagger barrel body. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the specific embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0023] Figure 1 This is a schematic diagram of the sagger explosion three-dimensional structure in the present invention;

[0024] Figure 2 It is a schematic diagram of the overall three-dimensional structure of the present invention;

[0025] Figure 3 Schematic diagram of the three-dimensional structure of the clamping and discharging mechanism in the present invention;

[0026] Figure 4 Schematic diagram of the three-dimensional structure of the discharging unit in the present invention;

[0027] Figure 5 It is a schematic diagram of the three-dimensional structure of the disassembly mechanism in the present invention;

[0028] Figure 6 Schematic diagram of the three-dimensional structure of the clamping unit in the present invention;

[0029] Figure 7 Schematic diagram of the cross-sectional planar structure of the inner wall of the movable rod in the present invention;

[0030] Figure 8 It is a schematic diagram of the cross-sectional structure of the cover plate in the present invention.

[0031] Reference numerals:

[0032] 1. Box; 11. Support frame; 12. Sliding plate; 13. Fixed block; 14. Servo motor 1; 15. Threaded rod; 16. Rotating wheel; 17. Slide rail; 18. Sliding rod; 19. Clamp; 110. Servo motor 2; 111. Bidirectional threaded rod 1; 2. Fixed frame; 21. Sliding block; 22. Fixed rod; 23. Movable rod; 24. Arc clamp; 25. Rotating column; 26. Return spring; 27. Servo motor 3; 28. Bidirectional threaded rod 2; 29. ​​Telescopic rod 1; 21. 0. Bending rod; 3. Mounting frame; 31. Movable frame; 32. Telescopic rod 2; 33. Telescopic spring; 34. Gear 1; 35. Rack 1; 36. Rotating cylinder; 37. Rotating tube; 38. Suction cup; 39. Electric telescopic rod 1; 310. L-shaped rod; 311. Cylindrical rod; 4. Electric telescopic rod 2; 41. Rack 2; 42. Gear 2; 5. Sagger body; 51. Cover plate; 52. Bottom plate; 53. Block; 54. L-shaped slot; 55. Feed port; 56. Sliding bar. DETAILED DESCRIPTION

[0033] The present invention is described in detail below, clearly and completely describing the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts shall fall within the scope of protection of the present invention.

[0034] The present invention provides a discharging device for a sagger used in a tunnel kiln for secondary baking of graphite electrodes through improvement. The technical solution of the present invention is:

[0035] like Figures 1 to 8 As shown, an embodiment of the present invention provides a discharging device for a sagger for a graphite electrode secondary roasting tunnel kiln, comprising a box body 1 and a sagger body 5, wherein a support frame 11 and a mounting frame 3 are fixedly connected to the inner wall of the box body 1, and further comprising:

[0036] A clamping and discharging mechanism, the clamping and discharging mechanism is located on the support frame 11;

[0037] A disassembly mechanism, the disassembly mechanism being located on the mounting frame 3;

[0038] The clamping and discharging mechanism includes a discharging unit and a clamping unit, the discharging unit includes a sliding plate 12 slidably connected to the support frame 11, the sliding plate 12 is fixedly connected to a slide rail 17, a sliding rod 18 is slidably connected to the slide rail 17, one end of the two sliding rods 18 are fixedly connected to a clamp 19, the sliding plate 12 is fixedly connected to a servo motor 2 110, the output end of the servo motor 2 110 is fixedly connected to a bidirectional threaded rod 111, the two sliding rods 18 are screwed to the bidirectional threaded rod 111, the top of the support frame 11 is fixedly connected to a servo motor 14, the output end of the servo motor 14 is fixedly connected to a threaded rod 15, a fixed block 13 is screwed on the threaded rod 15, the fixed block 13 is fixedly connected to the sliding plate 12, the threaded rod 15 The bottom end is fixedly connected with a rotating wheel 16; through the setting of the discharging unit, the servo motor 2 110 is started to drive the bidirectional threaded rod 111 to rotate, and the rotation of the bidirectional threaded rod 111 drives the two sliding rods 18 and the two clamps 19 to approach each other, and clamp the graphite electrode material in the sagger body 5, and the servo motor 14 is started to drive the threaded rod 15 and the rotating wheel 16 to rotate, and the rotating wheel 16 drives the sagger body 5 to rotate, so that the sagger body 5 is separated from the graphite electrode material, and at the same time, the threaded rod 15 drives the fixed block 13 and the sliding plate 12 to move upward, and the movement of the sliding plate 12 drives the sliding rod 18, the clamp 19 and the graphite electrode material to move upward until the graphite electrode material is separated from the sagger body 5. When the servo motor 2 110 drives the bidirectional threaded rod 111 to rotate in the opposite direction, the graphite electrode material can be loosened, thereby realizing the discharging of the graphite electrode material.

[0039] Furthermore, the clamping unit includes a fixed frame 2 fixedly connected to the supporting frame 11, and two sliders 21 are slidably connected to the fixed frame 2, and the two sliders 21 are fixedly connected to a fixing rod 22, and the two fixing rods 22 are slidably connected to a movable rod 23, and one end of the two movable rods 23 is fixedly connected to an arc clamping plate 24, and the two arc clamping plates 24 are rotatably connected to a plurality of rotating columns 25. The fixed frame 2 is fixedly connected to a servo motor three 27, and the output end of the servo motor three 27 is fixedly connected to a two-way threaded rod two 28, and the two sliders 21 are screwed on the two-way threaded rod two 28; through the setting of the clamping unit, the sintered sagger is placed between the two arc clamping plates 24, and the servo motor three 27 is started to drive the two-way threaded rod two 28 to rotate. The rotation of the two-way threaded rod two 28 drives the slider 21, the fixed rod 22 and the movable rod 23 to move, so that the two movable rods 23 drive the two arc clamping plates 24 to approach each other and clamp the sagger.

[0040] Furthermore, a return spring 26 is provided in each of the two movable rods 23, and both ends of the return spring 26 are fixedly connected to the movable rod 23 and the fixed rod 22 respectively; through the setting of the return spring 26, the return spring 26 can drive the movable rod 23 to reset.

[0041] Furthermore, the other ends of the two movable rods 23 are fixedly connected to a telescopic rod 29, and a bending rod 210 is fixedly connected to one of the movable rods 23; through the setting of the telescopic rod 29, the two movable rods 23 and the telescopic rod 29 are connected as one, so that the movable rods 23 can move simultaneously.

[0042] Furthermore, the disassembly mechanism includes two movable frames 31 slidably connected to the mounting frame 3, and the two movable frames 31 are fixedly connected to a rack 1 35, and the mounting frame 3 is rotatably connected to a gear 1 34, and the two racks 1 35 are meshed with the gear 1 34, and the two movable frames 31 are rotatably connected to a rotating cylinder 36 and a rotating tube 37, respectively, and the rotating tube 37 and the rotating cylinder 36 are fixedly connected to a suction cup 38, and the top of the mounting frame 3 is fixedly connected to an electric telescopic rod 1 39, and the bottom end of the electric telescopic rod 1 39 is fixedly connected to an L-shaped rod 310, and the bottom inner wall of the box body 1 is fixedly connected to a telescopic rod 2 32, and the top of the telescopic rod 2 32 is fixedly connected to the bottom inner wall of the box body 1. The two ends of the telescopic spring 33 are fixedly connected to the box body 1 and the movable frame 31 respectively. The bottom end of the L-shaped rod 310 is fixedly connected to the cylindrical rod 311, and the cylindrical rod 311 is in contact with the bending rod 210. The two movable frames 31 are fixedly connected to the electric telescopic rod 24, and one end of the two electric telescopic rods 24 is fixedly connected to the rack 241. The rotating cylinder 36 and the rotating tube 37 are fixedly connected to the gear 242. The two gears 242 are respectively meshed with the two racks 241. The top and bottom of the sagger body 5 are respectively fitted with The cover plate 51 and the bottom plate 52 are both fixedly connected with two clamping blocks 53. The top and bottom ends of the sagger body 5 are provided with L-shaped clamping grooves 54, and the four clamping blocks 53 extend into the four L-shaped clamping grooves 54 respectively. A feeding port 55 is provided on the top of the cover plate 51, and a sliding bar 56 is slidably connected to the cover plate 51, and the hypotenuse end of the sliding bar 56 extends into the feeding port 55. Through the setting of the disassembly mechanism, the electric telescopic rod 39 drives the L-shaped rod 310 and the cylindrical rod 311 to move downward. During the movement, the cylindrical rod 311 moves to extrude the bending rod 210 to drive the movable rod 23 and the arc splint 24 to move, so that the arc splint 24 drives the sagger to move to the two The suction cups 38 are then pressed together by the L-shaped rod 310, so that the suction cups 38 adsorb the cover plate 51 and the bottom plate 52. The electric telescopic rod 2 4 drives the two suction cups 38 to rotate and release the engagement through the rack 2 41 and the gear 2 42. When the electric telescopic rod 1 39 drives the L-shaped rod 310 to reset, the cover plate 51 and the bottom plate 52 are moved away from the sagger body 5, thereby realizing the disassembly of the sagger; with the cooperation of the L-shaped slot 54 and the block 53, the sagger body 5 and the cover plate 51 and the bottom plate 52 can be engaged with each other, thereby realizing the detachable design of the sagger, thereby facilitating the discharging of the sintered graphite electrode material; and by setting the sliding bar 56, it is realized that the feeding into the sagger body 5 is facilitated.

[0043] Specific implementation steps: the box body 1 is only used for roasting without external input, and only the sagger barrel 5 and its related structures are put into roasting; the sintered sagger is placed between the two arc-shaped clamping plates 24, and the servo motor three 27 is started to drive the two-way threaded rod two 28 to rotate. The rotation of the two-way threaded rod two 28 drives the slider 21, the fixed rod 22 and the movable rod 23 to move, so that the two movable rods 23 drive the two arc-shaped clamping plates 24 to approach each other and clamp the sagger. At this time, the sagger barrel 5 is fitted with the rotating wheel 16, and the electric telescopic rod one 39 is started to drive the L-shaped rod 310 and the cylindrical rod 311 to move downward. The cylindrical rod 311 moves to extrude the bending rod 210 to drive one of the movable rods 23 to move, and the movement of one of the movable rods 23 drives the telescopic rod one 29 to drive the other movable rod The rod 23 moves, so that the two movable rods 23 move and drive the sagger to move toward the suction cup 38. The movement of the movable rod 23 drives the return spring 26 to stretch and elastically deform until the sagger moves between the two suction cups 38. The electric telescopic rod 39 drives the L-shaped rod 310 to move downward continuously. Under the action of the gear 34 and the rack 35, the L-shaped rod 310 drives the two movable frames 31 to approach each other. The movement of one of the movable frames 31 drives the telescopic spring 33 to stretch and elastically deform. When the movable frame 31 moves, it drives the rotating cylinder 36, the rotating tube 37 and the two suction cups 38 to move, so that the two suction cups 38 approach each other and contact and adsorb the cover plate 51 and the bottom plate 52. At the same time, the rotating tube 37 moves downward into the feed port 55 and squeezes and slides. The bar 56 moves outward, starting the two electric telescopic rods 2 4 to drive the two racks 2 41 to move, and the two racks 2 41 move through the two gears 2 42 to drive the two suction cups 38 to rotate, and the rotation of the two suction cups 38 drives the cover plate 51 and the bottom plate 52 to rotate, and the cover plate 51 and the bottom plate 52 drive the card block 53 to rotate to the open end of the L-shaped slot 54, and the electric telescopic rod 1 39 drives the L-shaped rod 310 to reset, so that the telescopic spring 33 drives the two movable frames 31 and the suction cups 38 to reset, and then the two suction cups 38 drive the cover plate 51 and the bottom plate 52 to move away from the sagger body 5, thereby realizing the disassembly of the sagger, and at the same time the reset spring 26 drives the movable rod 23 and the arc splint 24 to reset, so that the two arc splints 24 drive the sagger to reset, and the servo motor 2 110 is started. The two-way threaded rod 28 is driven to rotate, and the rotation of the two-way threaded rod 28 drives the two sliding rods 18 and the two clamps 19 to approach each other, and clamps the graphite electrode material in the sagger body 5. The servo motor 14 is started to drive the threaded rod 15 and the rotating wheel 16 to rotate, and the rotating wheel 16 drives the sagger body 5 to rotate, so that the sagger body 5 is separated from the graphite electrode material. At the same time, the threaded rod 15 drives the fixed block 13 and the sliding plate 12 to move upward, and the movement of the sliding plate 12 drives the sliding rod 18, the clamp 19 and the graphite electrode material to move upward until the graphite electrode material is separated from the sagger body 5. When the servo motor 110 drives the two-way threaded rod 111 to rotate in the opposite direction, the graphite electrode material can be loosened, thereby realizing the discharge of the graphite electrode material. After the discharge is completed,Servo motor 14 drives threaded rod 15 to rotate in the opposite direction, causing sliding plate 12 to reset. Then, electric telescopic rod 139 is activated to drive L-shaped rod 310 downward, bringing cover plate 51 and bottom plate 52 into contact with sagger body 5. Electric telescopic rod 24 is activated to reset rack 241, causing suction cup 38 to reset and rotate, rotating cover plate 51 and bottom plate 52 to engage with sagger body 5. At this time, the worker inserts the funnel into rotating tube 37 and injects graphite electrode material into the sagger through the funnel and rotating tube 37 until loading is complete. The suction force of suction cup 38 on cover plate 51 and bottom plate 52 is released, and electric telescopic rod 139 is activated to reset L-shaped rod 310. After unloading and loading are completed, the sliding bar 56 is inserted into the feed port 55 when removing the sagger.

[0044] The above description is intended to enable one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A discharging device for a sagger used in a tunnel kiln for secondary roasting of graphite electrodes, comprising a box body (1) and a sagger body (5), characterized in that: The inner wall of the box body (1) is fixedly connected to a support frame (11) and a mounting frame (3), the top and bottom of the sagger body (5) are respectively fitted with a cover plate (51) and a bottom plate (52), two clamping blocks (53) are fixedly connected to each of the cover plate (51) and the bottom plate (52), and L-shaped clamping grooves (54) are formed at the top and bottom of the sagger body (5), and four of the clamping blocks (53) extend into the four L-shaped clamping grooves (54), respectively. The box body (5) further comprises: A clamping and discharging mechanism, the clamping and discharging mechanism being located on the support frame (11) and being used for clamping and limiting the sagger body (5) of the sagger and discharging the graphite electrode material at the same time; A disassembly mechanism, the disassembly mechanism being located on the mounting frame (3) and being used to separate the cover plate (51) and the bottom plate (52) of the sagger barrel (5); The clamping and discharging mechanism includes a discharging unit and a clamping unit, wherein the discharging unit includes a sliding plate (12) slidably connected to the support frame (11), the sliding plate (12) is fixedly connected to a slide rail (17), a sliding rod (18) is slidably connected to the slide rail (17), one end of each of the two sliding rods (18) is fixedly connected to a clamp (19), the sliding plate (12) is fixedly connected to a servo motor 2 (110), and the output end of the servo motor 2 (110) is fixedly connected to the output end of the servo motor 2 (110). There is a bidirectional threaded rod (111), the two sliding rods (18) are screwed onto the bidirectional threaded rod (111), the top of the support frame (11) is fixedly connected to a servo motor (14), the output end of the servo motor (14) is fixedly connected to a threaded rod (15), a fixed block (13) is screwed onto the threaded rod (15), the fixed block (13) is fixedly connected to the sliding plate (12), and the bottom end of the threaded rod (15) is fixedly connected to a rotating wheel (16); The clamping unit includes a fixed frame (2) fixedly connected to the support frame (11), two sliders (21) are slidably connected to the fixed frame (2), the two sliders (21) are fixedly connected to a fixed rod (22), the two fixed rods (22) are slidably connected to a movable rod (23), one end of the two movable rods (23) are fixedly connected to an arc-shaped clamping plate (24), and the two arc-shaped clamping plates (24) are rotatably connected to a plurality of rotating columns (25), the fixed frame (2) is fixedly connected to a servo motor three (27), the output end of the servo motor three (27) is fixedly connected to a bidirectional threaded rod two (28), and the two sliders (21) are screwed to the bidirectional threaded rod two (28); The disassembly mechanism comprises two movable frames (31) slidably connected to the mounting frame (3), a rack 1 (35) being fixedly connected to the two movable frames (31), a gear 1 (34) being rotatably connected to the mounting frame (3), the two racks 1 (35) being meshed with the gear 1 (34), a rotating cylinder (36) and a rotating tube (37) being rotatably connected to the two movable frames (31), and a suction cup (38) being fixedly connected to the rotating tube (37) and the rotating cylinder (36). The top end of the mounting frame (3) is fixedly connected to an electric telescopic rod 1 (39), the bottom end of the electric telescopic rod 1 (39) is fixedly connected to an L-shaped rod (310), the bottom inner wall of the box body (1) is fixedly connected to a telescopic rod 2 (32), the top end of the telescopic rod 2 (32) is fixedly connected to the movable frame (31) located below, and a telescopic spring (33) is sleeved on the telescopic rod 2 (32), and the two ends of the telescopic spring (33) are fixedly connected to the box body (1) and the movable frame (31), respectively.

2. The discharging device of a sagger for a tunnel kiln for secondary baking of graphite electrodes according to claim 1, characterized in that: A return spring (26) is provided in each of the two movable rods (23), and two ends of the return spring (26) are fixedly connected to the movable rod (23) and the fixed rod (22), respectively.

3. The discharging device of a sagger for a tunnel kiln for secondary baking of graphite electrodes according to claim 2, characterized in that: The other ends of the two movable rods (23) are fixedly connected to a telescopic rod (29), and a bending rod (210) is fixedly connected to one of the movable rods (23).

4. The discharge device of a sagger for a tunnel kiln for secondary baking of graphite electrodes according to claim 3, characterized in that: The bottom end of the L-shaped rod (310) is fixedly connected to a cylindrical rod (311), and the cylindrical rod (311) is in contact with the bent rod (210).

5. The discharging device of a sagger for a tunnel kiln for secondary baking of graphite electrodes according to claim 4, characterized in that: The two movable frames (31) are fixedly connected to electric telescopic rods (4), one end of the two electric telescopic rods (4) is fixedly connected to racks (41), the rotating cylinder (36) and the rotating tube (37) are fixedly connected to gears (42), and the two gears (42) are respectively engaged with the two racks (41).

6. The discharge device of a sagger for a tunnel kiln for secondary baking of graphite electrodes according to claim 4, characterized in that: A feed opening (55) is provided at the top of the cover plate (51), and a sliding bar (56) is slidably connected to the cover plate (51), with the oblique end of the sliding bar (56) extending into the feed opening (55).

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