Prebaked anode bottom grooving depth adjusting device

Abstract

The utility model relates to a prebaked anode bottom slotting depth adjusting device, and belongs to the technical field of prebaked anode production. Comprising a suspended rail frame and a rail trolley driving device capable of driving a rail trolley to reciprocate in the length direction of the rail frame, and a horizontal suspension supporting frame C is arranged below the rail trolley. A frame lifting drive A and a frame lifting drive B which are used for driving the suspension supporting frame C to ascend and descend are arranged on the two sides of the suspension supporting frame C. A prebaked anode carbon block clamp is installed on the suspension supporting frame C and used for clamping or releasing a prebaked anode to be transferred. The carbon anode bottom slotting cutting device has the advantages that the height of the prebaked anode relative to the carbon anode bottom slotting cutting device is adjusted, so that the bottom slotting depth of the prebaked anode is adjusted, the design requirements of different bottom slotting are met, and the consistency of slotting quality is ensured.

Description

Technical Field

[0001] The utility model relates to a device for adjusting the slotting depth at the bottom of a pre-baked anode, belonging to the technical field of pre-baked anode production. Background Technique

[0002] In the industrial production of electrolytic aluminum, anode carbon blocks are usually used as anodes for aluminum electrolysis cells. Various new anodes have been continuously developed. Among them, anode carbon blocks with slots at the bottom have certain practical significance in aspects such as reducing the working voltage, reducing the anode effectiveness coefficient, maintaining the stability of the electrolysis cell, improving the current efficiency, and strengthening the current.

[0003] After retrieval, the patent application with the patent application number 202211422247.3 discloses a device for slotting anode carbon blocks. It includes an anode carbon block roller conveyor line, an anode carbon block roller conveyor line, and also includes an anode carbon block conveying A stroke limit switch device, an anode carbon block pusher device, an anode carbon block receiving and supporting material lifting and conveying device, an anode carbon block slotting device, an anode carbon block slotting dust collection device, and an anode carbon block blowing device. The installation structure of the left and right two disc saw blades fixed on the parts of the output shafts of the left and right two gearboxes extending into the space between the left and right two narrow strip-shaped brackets with top plates by keys and fixing nuts is also convenient for adjusting the distance between the left and right two disc saw blades, and thus convenient for adapting to the slotting of anode carbon blocks with different required slotting distances.

[0004] Although the above patent can achieve the function of slotting anode carbon blocks, the current technology has incomplete considerations and has the following drawbacks: It is impossible to adjust the height of the pre-baked anode relative to the slotting and cutting device at the bottom of the carbon anode, so the slotting depth at the bottom of the pre-baked anode cannot be adjusted, and the applicability is poor.

[0005] To solve one of the above problems, there is an urgent need for a device for adjusting the slotting depth at the bottom of a pre-baked anode. Content of the Utility Model

[0006] According to the deficiencies in the above prior art, the technical problem to be solved by the utility model is: how to achieve the adjustment of the slotting depth at the bottom of the pre-baked anode by adjusting the height of the pre-baked anode relative to the slotting and cutting device at the bottom of the carbon anode. For this purpose, a device for adjusting the slotting depth at the bottom of a pre-baked anode is provided.

[0007] The pre-baked anode bottom grooving depth adjusting device described in the utility model includes an overhead track frame and a track trolley driving device that can drive the track trolley to travel back and forth along the length direction of the track frame. It is characterized in that: a horizontal suspension support frame C is arranged below the track trolley, and on both sides of the suspension support frame C, there are respectively a frame lifting drive A and a frame lifting drive B for driving the suspension support frame C to lift and lower. The frame lifting drive A includes a vertically arranged suspension support frame A, and two groups of lifting oil cylinders A for driving the suspension support frame C to lift and lower are arranged at intervals on the suspension support frame A. The frame lifting drive B includes a vertically arranged suspension support frame B, and two groups of lifting oil cylinders B for driving the suspension support frame C to lift and lower are arranged at intervals on the suspension support frame B. The suspension support frame A and the suspension support frame B are arranged at intervals. A pre-baked anode carbon block clamp is installed on the suspension support frame C, and the pre-baked anode carbon block clamp is used to clamp or release the pre-baked anode to be transferred.

[0008] A carbon anode bottom grooving cutting device is arranged below the movement track of the pre-baked anode carbon block clamp. This device can receive the pre-baked anode supplied by the pre-baked anode feeding mechanism, carry the pre-baked anode carbon block to cooperate with the carbon anode bottom grooving cutting device to complete the pre-baked anode bottom grooving operation, and finally transfer the pre-baked anode after grooving to the post-saw transfer mechanism and transfer it to the next process.

[0009] This application can adjust the height of the pre-baked anode relative to the carbon anode bottom grooving cutting device before sawing the pre-baked anode, thereby realizing the adjustment of the pre-baked anode bottom grooving depth. The specific working process is as follows:

[0010] S1: Powered by the track trolley driving device, drive the track trolley along the length direction of the track frame towards the pre-baked anode feeding mechanism. By retracting the lifting oil cylinders A and B, the purpose of lowering the pre-baked anode carbon block clamp is achieved. After the pre-baked anode carbon block clamp arrives, control the pre-baked anode carbon block clamp to clamp the pre-baked anode to be transferred;

[0011] S2: By extending the lifting oil cylinders A and B, the purpose of lifting the pre-baked anode carbon block clamp is achieved, and the pre-baked anode carbon block rises to a predetermined height along with the pre-baked anode carbon block clamp;

[0012] S3: Powered by the track trolley driving device, drive the track trolley along the length direction of the track frame towards the post-saw transfer mechanism. When it travels above the carbon anode bottom grooving cutting device, cooperate with the carbon anode bottom grooving cutting device to complete the pre-baked anode bottom grooving operation;

[0013] S4: The rail trolley travels along the length direction of the rail frame and continues to move towards the post - saw transfer mechanism until it reaches the post - saw transfer mechanism. By retracting the lifting cylinder A and the lifting cylinder B, the purpose of lowering the pre - baked anode carbon block clamp is achieved. After the pre - baked anode carbon block clamp is in place, control the pre - baked anode carbon block clamp to release the pre - baked anode to be transferred.

[0014] S5: By extending the lifting cylinder A and the lifting cylinder B, the purpose of lifting the pre - baked anode carbon block clamp is achieved. The pre - baked anode carbon block rises to a predetermined height with the pre - baked anode carbon block clamp and enters the next operation cycle.

[0015] Preferably, the pre - baked anode carbon block clamp includes clamping jaws A and B arranged oppositely. The upper ends of the clamping jaws A and B are both slidably connected to the suspension support frame C. A clamp opening and closing control cylinder is installed between the clamping jaws A and B to drive the clamping jaws A and B to approach or move away from each other, so as to realize clamping or releasing the pre - baked anode to be transferred by the clamping jaws A and B.

[0016] In the above step S1, the specific process of controlling the pre - baked anode carbon block clamp to clamp the pre - baked anode to be transferred is as follows: when the clamping jaws A and B descend to both sides of the pre - baked anode carbon, control the clamp opening and closing control cylinder to drive the clamping jaws A and B to approach each other, so as to realize the clamping of the pre - baked anode carbon by the clamping jaws A and B.

[0017] Preferably, the suspension support frame C includes two slide rails A. There is a connecting beam between the two ends of the slide rail A. The upper ends of the clamping jaws A and B are respectively provided with sliding seats that cooperate with the two slide rails A to slide, so as to realize clamping or releasing the pre - baked anode to be transferred by the clamping jaws A and B.

[0018] Preferably, the rail frame includes two groups of parallel rack rails. The rail trolley includes a vehicle frame. The suspension support frames A and B are both fixedly connected to the vehicle frame. Two groups of front traveling gears are installed at the front end of the vehicle frame, and two groups of rear traveling gears are installed at the rear end of the vehicle frame. A driven transmission gear is installed on the axle between the two groups of rear traveling gears. The two groups of front traveling gears and the two groups of rear traveling gears are respectively meshed with the corresponding rack rails, with stable structure.

[0019] Preferably, the rail trolley driving device includes a reduction motor installed on the vehicle frame. A main transmission gear is installed on the power output shaft of the reduction motor. The main transmission gear and the driven transmission gear are driven by a chain. The transmission is reliable and easy to implement.

[0020] Preferably, the cylinder blocks of the two sets of lifting cylinders A are fixedly installed on the suspension support frame A, the telescopic ends of the two sets of lifting cylinders A are fixedly installed on the suspension support frame C, the cylinder blocks of the two sets of lifting cylinders B are fixedly installed on the suspension support frame B, and the telescopic ends of the two sets of lifting cylinders B are fixedly installed on the suspension support frame C. The lifting cylinders A and the lifting cylinders B are lifted and lowered synchronously. By extending the lifting cylinders A and the lifting cylinders B, the purpose of lifting the pre-baked anode carbon block fixture is achieved.

[0021] Preferably, a distance measuring instrument A for measuring the distance between the clamping jaw A and the clamping jaw B is installed on the clamping jaw A. By combining the distance measuring instrument A with the existing controller and hydraulic control system, the telescopic movement of the fixture opening and closing control cylinder is controlled.

[0022] Preferably, a distance measuring instrument B for measuring the height at which the suspension support frame C is located is installed on the suspension support frame C.

[0023] Preferably, the distance measuring instrument B is used to measure the distance from the distance measuring instrument B to the bottom side beam of the suspension support frame A. By combining the distance measuring instrument B with the existing controller and hydraulic control system, the telescopic movement of the lifting cylinders A and the lifting cylinders B is controlled.

[0024] Compared with the prior art, the present utility model has the following beneficial effects:

[0025] For the pre-baked anode bottom grooving depth adjusting device of the present utility model, by adjusting the height of the pre-baked anode relative to the carbon anode bottom grooving cutting device, the adjustment of the pre-baked anode bottom grooving depth is realized, adapting to the design requirements of different bottom groovings and ensuring the consistency of grooving quality.

[0026] For the pre-baked anode bottom grooving depth adjusting device of the present utility model, a fixture opening and closing control cylinder for driving the clamping jaw A and the clamping jaw B to approach or separate from each other to clamp or release the pre-baked anode to be transferred is installed between the clamping jaw A and the clamping jaw B. The fixture opening and closing control cylinder is controlled to drive the clamping jaw A and the clamping jaw B to approach each other, realizing the clamping of the pre-baked anode carbon by the clamping jaw A and the clamping jaw B, reducing manual intervention and improving production efficiency and stability.

[0027] The pre-baked anode bottom grooving depth adjusting device of the present utility model can perform various grooving operations such as straight grooves, non-through grooves, inclined grooves, and arc grooves at the bottom of the carbon block as required. Description of the Drawings

[0028] To more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings required for use in the description of the specific embodiments or the prior art. In all the drawings, similar elements or parts are generally denoted by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to scale.

[0029] Figure 1 Structural schematic of the present utility model Figure 1 ;

[0030] Figure 2 Structural schematic of the present utility model Figure 2 ;

[0031] Figure 3 Structural schematic of the present utility model Figure 3 ;

[0032] In the figure: 1, rail trolley; 2, rail frame; 3, rail trolley driving device; 4, suspension support frame A; 4.1, lifting oil cylinder A; 5, suspension support frame B; 5.1, lifting oil cylinder B; 6, suspension support frame C; 7, clamping jaw A; 8, clamping jaw B; 9, fixture opening and closing control oil cylinder; 10, carbon anode bottom grooving and cutting device; 11, distance measuring instrument A; 12, distance measuring instrument B. Specific embodiments

[0033] The following further describes the present utility model in conjunction with the drawings: The following further illustrates the present utility model through specific embodiments, but it is not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present utility model.

[0034] Example 1, as Figure 1-2 shown, the pre-baked anode bottom grooving depth adjusting device includes a suspended rail frame 2 and a rail trolley driving device 3 that can drive the rail trolley 1 to travel back and forth along the length direction of the rail frame 2. A horizontal suspension support frame C6 is provided below the rail trolley 1. On both sides of the suspension support frame C6, there are respectively a frame lifting drive A and a frame lifting drive B for driving the suspension support frame C6 to lift. The frame lifting drive A includes a vertically arranged suspension support frame A4, and two groups of lifting oil cylinders A4.1 for driving the suspension support frame C6 to lift are arranged at intervals on the suspension support frame A4. The frame lifting drive B includes a vertically arranged suspension support frame B5, and two groups of lifting oil cylinders B5.1 for driving the suspension support frame C6 to lift are arranged at intervals on the suspension support frame B5. The suspension support frame A4 and the suspension support frame B5 are arranged at intervals. A pre-baked anode carbon block fixture is installed on the suspension support frame C6, and the pre-baked anode carbon block fixture is used to clamp or release the pre-baked anode to be transferred.

[0035] A carbon anode bottom grooving and cutting device 10 is provided below the movement track of the pre-baked anode block clamp. This device can receive the pre-baked anodes supplied by the pre-baked anode feeding mechanism, carry the pre-baked anode blocks, and cooperate with the carbon anode bottom grooving and cutting device 10 to complete the bottom grooving operation of the pre-baked anodes. The pre-baked anodes after grooving are finally transferred to the post-saw transfer mechanism and transferred to the next process. During specific installation, the suspended track frame 2 is supported on the ground by support columns.

[0036] In this application, the height of the pre-baked anode relative to the carbon anode bottom grooving and cutting device 10 can be adjusted before sawing the pre-baked anode, thereby realizing the adjustment of the bottom grooving depth of the pre-baked anode. The specific working process is as follows:

[0037] S1: Driven by the track trolley driving device 3 as the power, the track trolley 1 moves along the length direction of the track frame 2 towards the pre-baked anode feeding mechanism. By retracting the lifting oil cylinders A4.1 and B5.1, the purpose of lowering the pre-baked anode block clamp is achieved. After the pre-baked anode block clamp arrives, control the pre-baked anode block clamp to hold the pre-baked anode to be transferred.

[0038] S2: By extending the lifting oil cylinders A4.1 and B5.1, the purpose of lifting the pre-baked anode block clamp is achieved, and the pre-baked anode block rises to a predetermined height along with the pre-baked anode block clamp.

[0039] S3: Driven by the track trolley driving device 3 as the power, the track trolley 1 moves along the length direction of the track frame 2 towards the post-saw transfer mechanism. When it travels above the carbon anode bottom grooving and cutting device 10, it cooperates with the carbon anode bottom grooving and cutting device 10 to complete the bottom grooving operation of the pre-baked anode.

[0040] S4: The track trolley 1 continues to move along the length direction of the track frame 2 towards the post-saw transfer mechanism until it reaches the post-saw transfer mechanism. By retracting the lifting oil cylinders A4.1 and B5.1, the purpose of lowering the pre-baked anode block clamp is achieved. After the pre-baked anode block clamp arrives, control the pre-baked anode block clamp to release the pre-baked anode to be transferred.

[0041] S5: By extending the lifting oil cylinders A4.1 and B5.1, the purpose of lifting the pre-baked anode block clamp is achieved, and the pre-baked anode block rises to a predetermined height along with the pre-baked anode block clamp to enter the next round of operation.

[0042] Example 2, as Figure 1-3As shown in the figure, the pre-baked anode bottom grooving depth adjustment device includes a suspended track frame 2 and a track car driving device 3 that can drive the track car 1 to travel back and forth along the length direction of the track frame 2. A horizontal suspension support frame C6 is arranged below the track car 1. On both sides of the suspension support frame C6, there are respectively a frame lifting drive A and a frame lifting drive B for driving the suspension support frame C6 to lift. The frame lifting drive A includes a vertically arranged suspension support frame A4, and two groups of lifting oil cylinders A4.1 for driving the suspension support frame C6 to lift are arranged at intervals on the suspension support frame A4. The frame lifting drive B includes a vertically arranged suspension support frame B5, and two groups of lifting oil cylinders B5.1 for driving the suspension support frame C6 to lift are arranged at intervals on the suspension support frame B5. The suspension support frame A4 and the suspension support frame B5 are arranged at intervals. A pre-baked anode carbon block clamp is installed on the suspension support frame C6, and the pre-baked anode carbon block clamp is used to clamp or release the pre-baked anode to be transferred.

[0043] Further, the pre-baked anode carbon block clamp includes oppositely arranged clamping claws A7 and clamping claws B8. The upper ends of the clamping claws A and clamping claws B are both slidably connected to the suspension support frame C6. A clamp opening and closing control oil cylinder 9 for driving the clamping claws A and clamping claws B to approach or move away from each other to clamp or release the pre-baked anode to be transferred is installed between the clamping claws A and clamping claws B.

[0044] In the above step S1, the specific process of controlling the pre-baked anode carbon block clamp to clamp the pre-baked anode to be transferred is as follows: when the clamping claws A7 and clamping claws B8 descend to both sides of the pre-baked anode carbon, control the clamp opening and closing control oil cylinder 9 to drive the clamping claws A and clamping claws B to approach each other, so as to clamp the pre-baked anode carbon with the clamping claws A and clamping claws B.

[0045] Further, the suspension support frame C6 includes two slide rails A, and there is a connecting beam between the two ends of the slide rail A. The upper ends of the clamping claws A7 and clamping claws B8 are respectively provided with sliding seats that cooperate with the two slide rails A for sliding. The clamping claws A and clamping claws B clamp or release the pre-baked anode to be transferred.

[0046] Further, the track frame 2 includes two groups of mutually parallel rack tracks. The track car 1 includes a vehicle frame. The suspension support frame A4 and the suspension support frame B5 are both fixedly connected to the vehicle frame. Two groups of front traveling gears are installed at the front end of the vehicle frame, and two groups of rear traveling gears are installed at the rear end of the vehicle frame. A driven transmission gear is installed on the axle between the two groups of rear traveling gears. The two groups of front traveling gears and the two groups of rear traveling gears are respectively engaged with the corresponding rack tracks. The structure is stable.

[0047] Further, the rail car driving device 3 includes a reduction motor installed on the vehicle frame. A main transmission gear is installed on the power output shaft of the reduction motor, and the main transmission gear and the driven transmission gear are driven by a chain. The transmission is reliable and easy to implement.

[0048] Further, the cylinder bodies of the two groups of lifting cylinders A4.1 are fixedly installed on the suspension support frame A4, the telescopic ends of the two groups of lifting cylinders A4.1 are fixedly installed on the suspension support frame C6, the cylinder bodies of the two groups of lifting cylinders B5.1 are fixedly installed on the suspension support frame B5, and the telescopic ends of the two groups of lifting cylinders B5.1 are fixedly installed on the suspension support frame C6. The lifting cylinders A4.1 and the lifting cylinders B5.1 are lifted and lowered synchronously. By extending the lifting cylinders A4.1 and the lifting cylinders B5.1, the purpose of lifting the pre-baked anode carbon block clamp is achieved.

[0049] Further, a distance measuring instrument A11 for measuring the distance between the clamping jaw A7 and the clamping jaw B8 is installed on the clamping jaw A7. By combining the distance measuring instrument A11 with the existing controller and hydraulic control system, the expansion and contraction of the clamp opening and closing control cylinder 9 are controlled.

[0050] Further, a distance measuring instrument B12 for measuring the height at which the suspension support frame C6 is located is installed on the suspension support frame C6.

[0051] Further, the distance measuring instrument B12 is used to measure the distance from the distance measuring instrument B12 to the bottom side beam of the suspension support frame A4. By combining the distance measuring instrument B12 with the existing controller and hydraulic control system, the expansion and contraction of the lifting cylinders A4.1 and the lifting cylinders B5.1 are controlled.

[0052] The pre-baked anode bottom grooving depth adjusting device of the present utility model adjusts the depth of the bottom groove of the pre-baked anode by adjusting the height of the pre-baked anode relative to the carbon anode bottom grooving cutting device, thereby adapting to the design requirements of different bottom grooves and ensuring the consistency of the grooving quality.

[0053] For the pre-baked anode bottom grooving depth adjusting device of the present utility model, a clamp opening and closing control cylinder for driving the clamping jaw A and the clamping jaw B to approach or move away from each other to clamp or release the pre-baked anode to be transferred is installed between the clamping jaw A and the clamping jaw B. The clamp opening and closing control cylinder is controlled to drive the clamping jaw A and the clamping jaw B to approach each other, so as to clamp the pre-baked anode carbon by the clamping jaw A and the clamping jaw B, reducing manual intervention and improving production efficiency and stability.

[0054] The pre-baked anode bottom grooving depth adjusting device of the present utility model can perform various grooving operations such as straight grooves, non-through grooves, inclined grooves, and arc grooves at the bottom of the carbon block as required.

[0055] The above has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present invention. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

[0056] Where the present invention is not described in detail, it is common knowledge to those skilled in the art of the present technology.

Claims

1. A device for adjusting the depth of a groove at the bottom of a prebaked anode, comprising a suspended track frame (2) and a track trolley driving device (3) capable of driving a track trolley (1) to reciprocate along the length direction of the track frame (2), characterized in that: A horizontal suspension support frame C (6) is arranged below the rail trolley (1). A frame lifting drive A and a frame lifting drive B for driving the suspension support frame C (6) to rise and fall are arranged on both sides of the suspension support frame C (6). The frame lifting drive A comprises a vertically arranged suspension support frame A (4). Two groups of lifting cylinders A (4.1) for driving the suspension support frame C (6) to rise and fall are arranged at intervals on the suspension support frame A (4). The frame lifting drive B comprises a vertically arranged suspension support frame B (5). Two groups of lifting cylinders B (5.1) for driving the suspension support frame C (6) to rise and fall are arranged at intervals on the suspension support frame B (5). The suspension support frame A (4) and the suspension support frame B (5) are arranged at intervals. A prebaked anode carbon block clamp is installed on the suspension support frame C (6). The prebaked anode carbon block clamp is used to clamp or release the prebaked anode to be transferred.

2. The device for adjusting the depth of the groove at the bottom of the prebaked anode according to claim 1, characterized in that: The prebaked anode carbon block fixture comprises a clamping claw A (7) and a clamping claw B (8) which are arranged opposite to each other. The upper ends of the clamping claw A and the clamping claw B are slidably connected to the suspension support frame C (6). A clamp opening and closing control cylinder (9) is installed between the clamping claw A and the clamping claw B for driving the clamping claw A and the clamping claw B to move closer to or away from each other, thereby enabling the clamping claw A and the clamping claw B to clamp or release the prebaked anode to be transferred.

3. The device for adjusting the depth of the groove at the bottom of the prebaked anode according to claim 2, characterized in that: The hanging support frame C (6) comprises two slide rails A, with a connecting beam between the two ends of the slide rails A, and the upper ends of the clamping claws A (7) and the clamping claws B (8) are respectively provided with sliding seats that slide in cooperation with the two slide rails A.

4. The device for adjusting the depth of the groove at the bottom of the prebaked anode according to claim 3, characterized in that: The track frame (2) comprises two sets of rack tracks parallel to each other, the track trolley (1) comprises a frame, the suspension support frame A (4) and the suspension support frame B (5) are both fixedly connected to the frame, two sets of front travel gears are installed at the front end of the frame, two sets of rear travel gears are installed at the rear end of the frame, a driven transmission gear is installed on the wheel axle between the two sets of rear travel gear wheels, and the two sets of front travel gears and the two sets of rear travel gears are respectively meshed with corresponding rack tracks.

5. The device for adjusting the depth of the groove at the bottom of the prebaked anode according to claim 4, characterized in that: The rail trolley driving device (3) comprises a reduction motor mounted on a vehicle frame, a main transmission gear is mounted on a power output shaft of the reduction motor, and a chain is used to drive the main transmission gear and the driven transmission gear.

6. The device for adjusting the depth of the groove at the bottom of the prebaked anode according to claim 5, characterized in that: The cylinder bodies of the two groups of lifting cylinders A (4.1) are fixedly mounted on the suspension support frame A (4), the telescopic ends of the two groups of lifting cylinders A (4.1) are fixedly mounted on the suspension support frame C (6), the cylinder bodies of the two groups of lifting cylinders B (5.1) are fixedly mounted on the suspension support frame B (5), the telescopic ends of the two groups of lifting cylinders B (5.1) are fixedly mounted on the suspension support frame C (6), and the lifting cylinders A (4.1) and the lifting cylinders B (5.1) are raised and lowered synchronously.

7. The device for adjusting the depth of the groove at the bottom of the prebaked anode according to claim 6, characterized in that: The clamping claw A (7) is provided with a distance meter A (11) for measuring the distance between the clamping claw A (7) and the clamping claw B (8).

8. The device for adjusting the depth of the groove at the bottom of the prebaked anode according to claim 7, characterized in that: The suspension support frame C (6) is provided with a distance meter B (12) for measuring the height of the suspension support frame C (6).

9. The device for adjusting the depth of the groove at the bottom of the prebaked anode according to claim 8, characterized in that: The distance meter B (12) is used to measure the distance from the distance meter B (12) to the bottom edge beam of the suspension support frame A (4).

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