CN217704094U - Device for cleaning flash of prebaked anode carbon block - Google Patents

Abstract

The utility model discloses a device for clearing up prebaked anode carbon block overlap relates to prebaked anode carbon block production technical field, including conveyer, first clearance mechanism and second clearance mechanism, conveyer is used for bearing and can conveys the prebaked anode carbon block, and the bottom surface on the prebaked anode carbon block is used for contacting with conveyer, the prebaked anode carbon block moves along first direction under conveyer's conveying effect, first side and the second side on the prebaked anode carbon block are used for being perpendicular with first direction, third side and fourth side on the prebaked anode carbon block are used for being parallel with first direction, first clearance mechanism can clear up the overlap on first side and the second side, second clearance mechanism can clear up the overlap on third side and the fourth side, the utility model discloses a device for clearing up prebaked anode carbon block overlap clears up the overlap efficient of prebaked anode carbon block overlap and the thorough of clearance.

Description

Device for cleaning flash of prebaked anode carbon block

Technical Field

The utility model relates to the technical field of prebaked anode carbon block production, in particular to a device for cleaning the flash of prebaked anode carbon blocks.

Background

The prebaked anode carbon block is produced by using petroleum coke and asphalt coke as aggregates and coal tar pitch as a binder and is used as an anode material of a prebaked aluminum electrolytic cell. This carbon block has been calcined and has a stable geometry, so it is also called a prebaked anode carbon block, and is also conventionally called a carbon anode for aluminum electrolysis.

In the production process of the prebaked anode carbon block, because the forming machine is worn, a gap exists between the weight hammer plate and the mould box, and the situation that paste is extruded from the gap frequently occurs in the extrusion forming process of the prebaked anode carbon block, so that the produced carbon block has fins, and the fins are hardened after entering the roasting and sintering process and are difficult to clean, thereby affecting the quality of the finally formed carbon block. The existing solution in a production workshop is that a specially-assigned person is arranged to clean the fins one by one, so that the labor loss is caused, the cleaning efficiency and the cleaning quality are low, and the great personal safety hidden danger exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device for clearing up prebaked anode carbon block overlap to solve the problem that above-mentioned prior art exists, clear up prebaked anode carbon block overlap efficient and thorough of clearance.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a device for clearing up prebaked anode carbon block overlap, including conveyer, first clearance mechanism and second clearance mechanism, conveyer is used for bearing and can conveys the prebaked anode carbon block, just bottom surface on the prebaked anode carbon block be used for with the conveyer contact, the prebaked anode carbon block is in remove along first direction under conveyer's the conveying action, first side on the prebaked anode carbon block with the second side be used for with first direction is perpendicular, third side on the prebaked anode carbon block with the fourth side be used for with first direction is parallel, first clearance mechanism can clear up first side with overlap on the second side, second clearance mechanism can clear up the third side with overlap on the fourth side.

Preferably, the first cleaning mechanism comprises a first holder, a first cutter head, a second cutter head and a lifting device, and the lifting device is arranged on the first holder; the first cutter head is arranged on the lifting device, the lifting device can drive the first cutter head to lift, and the first cutter head can be in contact with the first side surface and move relative to the first side surface to cut and remove flash on the first side surface; the second cutter head is used for being arranged on the lifting device, the lifting device can drive the second cutter head to lift, and the second cutter head can be in contact with the second side face and move relative to the second side face so as to cut and remove the flash on the second side face.

Preferably, the lifting device comprises a moving frame and a lifting driving source, the moving frame is arranged on the first holding frame in a lifting movable manner, the lifting driving source is used for being in transmission connection with the moving frame and providing power for the moving frame to move on the first holding frame, the first tool bit is arranged on the moving frame, and the second tool bit is arranged on the moving frame.

Preferably, the first cleaning mechanism further includes a first translational drive source and a second translational drive source; the first cutter head is arranged on the moving frame in a manner of being capable of horizontally moving along a direction parallel to the first side surface, and the first translation driving source is in transmission connection with the first cutter head and provides power for the first cutter head to move on the moving frame; the second tool bit is arranged on the moving frame in a manner of being capable of horizontally moving along a direction parallel to the second side surface, and the second translation driving source is in transmission connection with the second tool bit and provides power for the second tool bit to move on the moving frame.

Preferably, the system further comprises a first position monitoring unit and a control module, wherein the first position monitoring unit can monitor the position of the prebaked anode carbon block, the control module is used for being in communication connection with the first position monitoring unit, the conveying device, the lifting drive source, the first translation drive source and the second translation drive source, and the control module can receive a position signal transmitted by the first position monitoring unit and control the conveying device, the lifting drive source, the first translation drive source and the second translation drive source to operate or stop.

Preferably, a first guiding element and a second guiding element are fixedly arranged on the first holder, the first guiding element is used for contacting with the third side surface, the second guiding element is used for contacting with the fourth side surface, and the first guiding element and the second guiding element can limit the movement of the pre-baked anode carbon block in the direction parallel to the second side surface.

Preferably, the second cleaning mechanism comprises a second holder, a third cutter head and a fourth cutter head, the third cutter head and the fourth cutter head are both arranged on the second holder, and the prebaked anode carbon block can move along the first direction under the conveying action of the conveying device, so that the flash on the third side surface is cut by the third cutter head, and the flash on the fourth side surface is cut by the fourth cutter head.

Preferably, the second holder comprises a fixed frame, a rotating frame and an elastic piece; one end of the rotating frame is rotatably arranged on the fixed frame around a horizontal first axis parallel to the second side surface, and the other end of the rotating frame is provided with a roller; the elastic piece is arranged between the fixed frame and the rotating frame; the roller can rotate around the central line of the roller, the central line of the roller is parallel to the first axis, and the roller is used for contacting with the top surface of the prebaked anode carbon block and pressing the prebaked anode carbon block on the conveying device under the pressure action of the elastic part; the third cutter head is fixedly arranged in the middle of the rotating frame, and the fourth cutter head is fixedly arranged in the middle of the rotating frame; the prebaked anode carbon blocks can pass through the rotating frame by moving along the first direction under the conveying action of the conveying device.

Preferably, a first roller and a second roller are arranged on the rotating frame, and after the roller is contacted with the top surface, the first roller and the third cutter head are sequentially contacted with the third side surface, and the second roller and the fourth cutter head are sequentially contacted with the fourth side surface.

Preferably, the second cleaning mechanism further comprises a purging device, a collecting container, a second position monitoring unit and a control module, the purging device can purge the flashes and the scraps cut by the third cutter head and the fourth cutter head into the collecting container, the second position monitoring unit can monitor the position of the prebaked anode carbon block, the control module is in communication connection with the second position monitoring unit and the purging device, and the control module can receive a position signal transmitted by the second position monitoring unit and control the purging device to operate or stop.

The utility model discloses for prior art gain following technological effect:

the utility model provides a device for clearing up prebaked anode carbon block overlap, can accomplish the transport of prebaked anode carbon block through setting up conveyer, can accomplish the clearance to the overlap on first side and the second side through setting up first clearance mechanism, can accomplish the clearance to the overlap on third side and the fourth side through setting up second clearance mechanism, compare among the prior art and clear up the overlap on the prebaked anode carbon block through the manual work, utilize the utility model provides a device for clearing up prebaked anode carbon block overlap clears up and can replace the manual work to the clearance prebaked anode carbon block overlap is efficient, more thorough of clearance, goes out the personnel safety that also can ensure the producer from the process replacement of clearance overlap simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the apparatus for cleaning the flash of prebaked anode carbon block provided by the present invention;

FIG. 2 is a schematic structural diagram of a first cleaning mechanism in the device for cleaning the flash of the prebaked anode carbon block provided in FIG. 1;

FIG. 3 is a schematic view of the first cleaning mechanism of FIG. 2 in another orientation;

FIG. 4 is a schematic view of the prebaked anode carbon block and the first and second guiding members shown in FIG. 2;

FIG. 5 is a schematic structural diagram of a second cleaning mechanism in the device for cleaning the flash of the prebaked anode carbon block provided in FIG. 1;

fig. 6 is a schematic top view of the rotating frame and components on the rotating frame of the second cleaning mechanism in fig. 5.

In the figure: 100-a device for cleaning the flash of the prebaked anode carbon block, 10-a first direction, 1-a conveying device, 2-a first cleaning mechanism, 21-a first holding frame, 22-a first cutter head, 23-a second cutter head, 24-a moving frame, 25-a lifting drive source, 26-a first translation drive source, 27-a second translation drive source, 28-a first position monitoring unit, 291-a first guide piece, 292-a second guide piece, 3-a second cleaning mechanism, 31-a third cutter head, 32-a fourth cutter head, 33-a fixed frame, 34-a rotating frame, 35-an elastic piece, 36-a roller, 37-a first roller, 38-a second roller, 39-a blowing device, 40-a collecting container, 41-a second position monitoring unit and 5-the prebaked anode carbon block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model aims at providing a device for clearing up prebaked anode carbon block overlap to solve the problem that above-mentioned prior art exists, clear up prebaked anode carbon block overlap efficient and thorough of clearance.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

The utility model provides a device 100 for clearing up prebaked anode carbon block overlap, as shown in fig. 1, including conveyer 1, first clearance mechanism 2 and second clearance mechanism 3, conveyer 1 is used for bearing and can conveys prebaked anode carbon block 5, and the bottom surface on the prebaked anode carbon block 5 is used for contacting with conveyer 1, prebaked anode carbon block 5 removes along first direction 10 under conveyer 1's conveying effect, first side and second side on the prebaked anode carbon block 5 are used for being perpendicular with first direction 10, third side and fourth side on the prebaked anode carbon block 5 are used for being parallel with first direction 10, first clearance mechanism 2 can clear up the overlap on first side and the second side, second clearance mechanism 3 can clear up the overlap on third side and the fourth side.

Therefore, the utility model provides a device 100 for clearing up pre-baked anode carbon block overlap can accomplish the transport of pre-baked anode carbon block 5 through setting up conveyer 1, can accomplish the clearance to the overlap on first side and the second side through setting up first clearance mechanism 2, can accomplish the clearance to the overlap on third side and the fourth side through setting up second clearance mechanism 3, compare among the prior art and clear up the overlap on pre-baked anode carbon block 5 through the manual work, utilize the utility model provides a device 100 for clearing up pre-baked anode carbon block overlap carries out the clearance and can replace the manual work to the efficiency of clearing up pre-baked anode carbon block 5 overlap is high, the more thorough of clearance, it also can ensure producer's personal safety to go out the process replacement of clearance overlap with the producer simultaneously; it should be noted here that the conventional prebaked anode carbon block 5 is rectangular in shape as a whole, in this embodiment, two faces formed by directly bearing the vertical extrusion force of the forming machine on the prebaked anode carbon block 5 are a top face and a bottom face respectively, four side faces formed by extrusion of the mold box include two parallel and identical short side faces and two parallel and identical long side faces, and the two short side faces may be a first side face and a second side face, the two long side faces may be a third side face and a fourth side face, the two short side faces may be a third side face and a fourth side face, and the two long side faces may be a first side face and a second side face, where the first side face is perpendicular to the third side face, the first side face is perpendicular to the bottom face, and the third side face is perpendicular to the bottom face; as an alternative embodiment of the present embodiment, the conveying device 1 may adopt a conventional chain conveyor.

Further, as shown in fig. 1 to 3, the first cleaning mechanism 2 includes a first holder 21, a first cutter head 22, a second cutter head 23, and a lifting device, and the lifting device is provided on the first holder 21; the first cutter head 22 is arranged on the lifting device, the lifting device can drive the first cutter head 22 to lift, and the first cutter head 22 can be in contact with the first side surface and move relative to the first side surface to cut and remove flash on the first side surface; the second tool bit 23 is arranged on the lifting device, the lifting device can drive the second tool bit 23 to lift, the second tool bit 23 can be in contact with the second side surface and move relative to the second side surface to cut and remove the flash on the second side surface, and the specific power form of the lifting device can be hydraulic power, pneumatic power, motor power and other conventional power which can realize the lifting movement of the first tool bit 22 and the second tool bit 23.

Further, as shown in fig. 1 to 3, the lifting device includes a moving frame 24 and a lifting driving source 25, the moving frame 24 is configured to be movably disposed on the first holding frame 21 in a lifting manner, the lifting driving source 25 is configured to be in transmission connection with the moving frame 24 and provide power for the moving frame 24 to move on the first holding frame 21, the first cutter head 22 is configured to be disposed on the moving frame 24, and the second cutter head 23 is configured to be disposed on the moving frame 24, wherein preferably, the moving frame 24 can be lowered to press the pre-baked anode carbon blocks 5 on the conveying device 1, so as to prevent the pre-baked anode carbon blocks 5 from shaking during the process of cleaning the burrs; preferably, the first cleaning mechanism 2 further includes a guide rod, which may be a guide rod fixedly disposed on the first holding frame 21 and extending in the lifting moving direction of the moving frame 24, and the moving frame 24 is slidably connected to the guide rod, so that the guide rod can guide the moving of the moving frame 24 during the lifting moving of the moving frame 24, so that the lifting moving of the moving frame 24 is more stable; as an optional implementation manner of this embodiment, the lifting driving source 25 employs a lifting cylinder, and specifically, the lifting cylinder drives a piston rod to make a telescopic motion, and the moving frame 24 is fixed at one end of the piston rod away from the lifting cylinder; it should be noted that the specific number and the specific arrangement position of the lifting driving sources 25 need to be determined according to actual use requirements, and in this embodiment, two sets of lifting driving sources 25 are provided to be in transmission connection with the moving frame 24 and provide power for the lifting movement of the moving frame 24.

Further, as shown in fig. 1 to 3, the first cleaning mechanism 2 further includes a first translational drive source 26 and a second translational drive source 27; the first cutter head 22 is arranged on the moving frame 24 and can horizontally move along the direction parallel to the first side surface, and the first translation driving source 26 is used for being in transmission connection with the first cutter head 22 and providing power for the first cutter head 22 to move on the moving frame 24; the second cutting head 23 is arranged on the moving frame 24 and can horizontally move along a direction parallel to the second side surface, the second translation driving source 27 is arranged on the moving frame 24 and is in transmission connection with the second cutting head 23 and provides power for the second cutting head 23 to move on the moving frame 24, the specific power forms of the first translation driving source 26 and the second translation driving source 27 can be hydraulic power, pneumatic power, motor power and the like, and conventional power which can realize the horizontal movement of the first cutting head 22 and the second cutting head 23 can be realized, wherein preferably, a first walking cylinder is in transmission connection with the first cutting head 22 and drives the first cutting head 22 to horizontally move, and a second walking cylinder is in transmission connection with the second cutting head 23 and drives the second cutting head 23 to horizontally move.

Further, as shown in fig. 1-3, the device 100 for cleaning the flash of the prebaked anode carbon block provided by the present invention further comprises a first position monitoring unit 28 and a control module, wherein the first position monitoring unit 28 can monitor the position of the prebaked anode carbon block 5, the control module is used for being in communication connection with the first position monitoring unit 28, the transmission device 1, the lifting driving source 25, the first translation driving source 26 and the second translation driving source 27, and the control module can receive the position signal transmitted by the first position monitoring unit 28 and control the transmission device 1, the lifting driving source 25, the first translation driving source 26 and the second translation driving source 27 to operate or stop, the first position monitoring unit 28 can employ a photoelectric switch, specifically, when the photoelectric switch recognizes that the prebaked anode carbon block 5 moves below the first cutter head 22 and the second cutter head 23 along with the transmission device 1, the photoelectric switch transmits the received position signal to the control module, the control module controls the conveying device 1 to stop to enable the prebaked anode carbon block 5 to stop moving, the control module controls the lifting driving source 25 to operate to enable the moving frame 24 and the first cutter head 22 and the second cutter head 23 on the moving frame 24 to descend to reasonable positions, then the control module controls the lifting driving source 25 to stop to enable the moving frame 24 to stop moving, then the control module controls the first translation driving source 26 and the second translation driving source 27 to operate to drive the first cutter head 22 and the second cutter head 23 to finish the cleaning work of the burrs on the first side face and the second side face respectively, and after the cleaning work is finished, the control module controls the conveying device 1 to operate and enable the prebaked anode carbon block 5 to be released.

Further, as shown in fig. 1 to 4, a first guiding element 291 and a second guiding element 292 are fixedly disposed on the first holder 21, the first guiding element 291 is configured to contact with the third side surface, the second guiding element 292 is configured to contact with the fourth side surface, and the first guiding element 291 and the second guiding element 292 can limit the movement of the prebaked anode carbon block 5 in a direction parallel to the second side surface, so that the prebaked anode carbon block 5 can be prevented from being pushed by the first cutter head 22 and the second cutter head 23 to move when the first cutter head 22 cuts the flash on the first side surface and the second cutter head 23 cuts the flash on the second side surface, which affects the cleaning quality.

Further, as shown in fig. 1, 5 and 6, the second cleaning mechanism 3 includes a second holder, a third cutter head 31 and a fourth cutter head 32, the third cutter head 31 and the fourth cutter head 32 are both arranged on the second holder, the prebaked anode carbon block 5 can move along the first direction 10 under the conveying action of the conveyor 1, and the flashes on the third side surface are cut by the third cutter head 31 and the flashes on the fourth side surface are cut by the fourth cutter head 32, the structure is simple, the implementation is easy, and the cleaning operation of the flashes on the third side surface and the fourth side surface can be completed in the process that the prebaked anode carbon block 5 moves along with the conveyor 1.

Further, as shown in fig. 1, 5 and 6, the second holder includes a fixed frame 33, a rotating frame 34 and an elastic member 35; one end of the rotating frame 34 is rotatably arranged on the fixed frame 33 around a horizontal first axis parallel to the second side surface, and the other end of the rotating frame 34 is provided with a roller 36; the elastic element 35 is arranged between the fixed frame 33 and the rotating frame 34; the roller 36 can rotate around the central line of the roller 36, the central line of the roller 36 is used for being parallel to the first axis, the roller 36 is used for being in contact with the top surface of the prebaked anode carbon block 5 and can press the prebaked anode carbon block 5 on the conveying device 1 under the pressure action of the elastic piece 35; the third cutter head 31 is fixedly arranged in the middle of the rotating frame 34, and the fourth cutter head 32 is fixedly arranged in the middle of the rotating frame 34; the prebaked anode carbon block 5 can pass through the rotating frame 34 by moving in the first direction 10 under the conveying action of the conveyor 1, and the roller 36 can be made to adapt to the possible unevenness on the top surface of the prebaked anode carbon block 5 by providing the elastic member 35, and it should be noted that the detailed parameters such as the specific shape, the size and the like of the third cutter head 31 and the fourth cutter head 32 need to be determined according to the requirements in specific use.

Further, as shown in fig. 1, 5 and 6, the first roller 37 and the second roller 38 are arranged on the rotating frame 34, and after the roller 36 contacts with the top surface, the first roller 37 and the third cutter head 31 sequentially contact with the third side surface, and the second roller 38 and the fourth cutter head 32 sequentially contact with the fourth side surface, under the common constraint of the roller 36, the first roller 37 and the second roller 38, the prebaked anode carbon block 5 is quickly aligned, and the prebaked anode carbon block 5 can be prevented from being not cleaned in place due to deflection in the process of cutting burrs by the third cutter head 31 and the fourth cutter head 32.

Further, as shown in fig. 1, 5 and 6, the second cleaning mechanism 3 further includes a purging device 39, a collecting container 40, a second position monitoring unit 41 and a control module, the purging device 39 can purge the burrs and debris cut by the third cutter head 31 and the fourth cutter head 32 into the collecting container 40, the second position monitoring unit 41 can monitor the position of the prebaked anode carbon block 5, the control module is in communication connection with the second position monitoring unit 41 and the purging device 39, and can receive a position signal transmitted by the second position monitoring unit 41 and control the purging device 39 to operate or stop, in this embodiment, the purging device 39 can blow air from the outside to the second cleaning mechanism 3 through an air pipe, and the blowing air can be uniformly distributed at multiple points or at a single point similar to an electric fan, so as to ensure that the blowing air can purge the burrs and debris into the collecting container 40; the second position monitoring unit 41 may adopt a trigger switch, and specifically, the trigger switch is set at a reasonable trigger position, when the pre-baked anode carbon block 5 moves to the trigger switch position (where the movement of the pre-baked anode carbon block 5 represents that the third cutter head 31 and the fourth cutter head 32 have completed the corresponding flash cleaning work), the trigger switch is triggered, the trigger switch transmits a trigger signal to the control module, and the control module controls the purging device 39 to operate for a period of time, so as to ensure that the flashes and chips cut by the third cutter head 31 and the fourth cutter head 32 are fully purged into the collection container 40, thereby avoiding material waste and environmental pollution.

The principle and the implementation mode of the utility model are explained by applying a specific embodiment, and the explanation of the embodiment is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims (10)

1. A device for clearing the flash of prebaked anode carbon blocks is characterized in that: the device comprises a conveying device, a first cleaning mechanism and a second cleaning mechanism, wherein the conveying device is used for bearing and conveying prebaked anode carbon blocks, the bottom surfaces of the prebaked anode carbon blocks are used for being in contact with the conveying device, the prebaked anode carbon blocks move in a first direction under the conveying action of the conveying device, the first side surface and the second side surface of each prebaked anode carbon block are used for being perpendicular to the first direction, the third side surface and the fourth side surface of each prebaked anode carbon block are used for being parallel to the first direction, the first cleaning mechanism can clean the flashes on the first side surface and the second side surface, and the second cleaning mechanism can clean the flashes on the third side surface and the fourth side surface.

2. The apparatus for cleaning the flashes of prebaked anode carbon blocks as claimed in claim 1, wherein: the first cleaning mechanism comprises a first holder, a first cutter head, a second cutter head and a lifting device, and the lifting device is arranged on the first holder; the first cutter head is arranged on the lifting device, the lifting device can drive the first cutter head to lift, and the first cutter head can be in contact with the first side surface and move relative to the first side surface to cut and remove flash on the first side surface; the second cutter head is used for being arranged on the lifting device, the lifting device can drive the second cutter head to lift, and the second cutter head can be in contact with the second side face and move relative to the second side face so as to cut and remove the flash on the second side face.

3. The apparatus for cleaning the flashes of prebaked anode carbon blocks as claimed in claim 2, wherein: elevating gear is including removing frame and lift driving source, remove the frame and be used for locating with lifting movement on the first holder, the lift driving source be used for with remove the transmission of frame and connect and do the moving frame removes on the first holder and provides power, first tool bit is used for locating remove on the frame, the second tool bit is used for locating remove on the frame.

4. The device for cleaning the flashes of prebaked anode carbon blocks as claimed in claim 3, wherein: the first cleaning mechanism further comprises a first translational drive source and a second translational drive source; the first cutter head is arranged on the moving frame in a manner of being capable of horizontally moving along a direction parallel to the first side surface, and the first translation driving source is in transmission connection with the first cutter head and provides power for the first cutter head to move on the moving frame; the second tool bit is arranged on the moving frame in a manner of horizontally moving along a direction parallel to the second side surface, and the second translation driving source is in transmission connection with the second tool bit and provides power for the second tool bit to move on the moving frame.

5. The apparatus for cleaning the flashes of prebaked anode carbon blocks as claimed in claim 4, wherein: still include first position monitoring unit and control module, first position monitoring unit can monitor the position of prebaked anode carbon block, control module be used for with first position monitoring unit the conveyer, the lift driving source first translation driving source and second translation driving source communication connection, just control module can receive the position signal of transmission on the first position monitoring unit and control conveyer, the lift driving source first translation driving source and second translation driving source move or stop.

6. The apparatus for cleaning the flashes of prebaked anode carbon blocks as claimed in claim 2, wherein: and a first guide piece and a second guide piece are fixedly arranged on the first holder, the first guide piece is used for contacting with the third side surface, the second guide piece is used for contacting with the fourth side surface, and the first guide piece and the second guide piece can limit the movement of the prebaked anode carbon block in the direction parallel to the second side surface.

7. The apparatus for cleaning the flashes of prebaked anode carbon blocks as claimed in claim 1, wherein: the second cleaning mechanism comprises a second retainer, a third cutter head and a fourth cutter head, the third cutter head and the fourth cutter head are both arranged on the second retainer, and the prebaked anode carbon block can move along the first direction under the conveying action of the conveying device, so that the flash on the third side surface is cut by the third cutter head, and the flash on the fourth side surface is cut by the fourth cutter head.

8. The device for cleaning the flashes of prebaked anode carbon blocks as claimed in claim 7, wherein: the second retainer comprises a fixed frame, a rotating frame and an elastic piece; one end of the rotating frame is rotatably arranged on the fixed frame around a horizontal first axis parallel to the second side surface, and the other end of the rotating frame is provided with a roller; the elastic piece is arranged between the fixed frame and the rotating frame; the roller can rotate around the central line of the roller, the central line of the roller is parallel to the first axis, and the roller is used for contacting with the top surface of the prebaked anode carbon block and pressing the prebaked anode carbon block on the conveying device under the pressure action of the elastic part; the third cutter head is fixedly arranged in the middle of the rotating frame, and the fourth cutter head is fixedly arranged in the middle of the rotating frame; the prebaked anode carbon blocks can pass through the rotating frame by moving along the first direction under the conveying action of the conveying device.

9. The apparatus for cleaning the flashes of prebaked anode carbon blocks as claimed in claim 8, wherein: and a first roller and a second roller are arranged on the rotating frame, and after the roller is contacted with the top surface, the first roller and the third cutter head are sequentially contacted with the third side surface, and the second roller and the fourth cutter head are sequentially contacted with the fourth side surface.

10. The apparatus for cleaning the flashes of prebaked anode carbon blocks as claimed in claim 7, wherein: the second cleaning mechanism further comprises a purging device, a collecting container, a second position monitoring unit and a control module, wherein the purging device can purge burrs and chips cut by the third cutter head and the fourth cutter head into the collecting container, the second position monitoring unit can monitor the position of the prebaked anode carbon block, the control module is used for being in communication connection with the second position monitoring unit and the purging device, and the control module can receive a position signal transmitted by the second position monitoring unit and control the purging device to run or stop.

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