CN219582286U - Dismounting device for broken graphite joint - Google Patents
Dismounting device for broken graphite joint Download PDFInfo
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- CN219582286U CN219582286U CN202223210575.5U CN202223210575U CN219582286U CN 219582286 U CN219582286 U CN 219582286U CN 202223210575 U CN202223210575 U CN 202223210575U CN 219582286 U CN219582286 U CN 219582286U
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- negative pressure
- dust collection
- joint
- dismounting device
- graphite
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Abstract
The utility model relates to a dismounting device for a broken graphite joint, belongs to the technical field of graphite electrodes, and solves the technical problems that an existing broken electrode is not good, a threaded hole of an electrode body is damaged, and the problems of labor, time and effort are wasted. The solution scheme is as follows: the dismounting device for the broken graphite joint comprises a hydraulic lifting platform, a joint dismounting device, a negative pressure dust collection device and a control device; the joint dismounting device and the negative pressure dust collection device are arranged on the top surface of the hydraulic lifting platform; the joint dismounting device comprises an installation vertical plate, a three-jaw chuck, a chuck driving motor and a motor speed reducer, wherein drill motors are arranged on three jaws of the three-jaw chuck, and drill bits are fixedly connected to the drill motors; the bottom of the installation riser is provided with a negative pressure pipe through hole, one end of the negative pressure pipe penetrates through the negative pressure pipe through hole to be connected with the negative pressure dust collection device, and the other end of the negative pressure pipe is provided with a dust collection opening. Compared with the prior art, the utility model has the advantages of being applicable to graphite connectors of various specifications, saving time and labor, not damaging the threads of the graphite connector body, and the like.
Description
Technical Field
The utility model belongs to the technical field of graphite electrodes, and particularly relates to a dismounting device for a broken graphite joint.
Background
With the high-speed development of economy, the amount of scrap steel in China is gradually increased, and the recycling scale of scrap steel is generally tending to be enlarged. In 2019, the recovery amount of the scrap steel in China is 17391 ten thousand tons, and the recovery amount is increased by 14.9% in the same ratio. Meanwhile, the national environmental protection requirements on steelmaking enterprises are also strict, compared with the steelmaking which is performed after the ore is used for ironmaking, the direct steelmaking of the scrap steel can save 60 percent of energy and 40 percent of water, and the emission of waste gas, waste water and waste residue is greatly reduced.
Therefore, the electric arc furnace steelmaking application technology is becoming wider, but the electrode is broken often due to the quality problems of furnace burden, equipment, operation and electrode itself or the interaction of the factors, and the intermittent furnace shutdown of the electric arc furnace is caused by the electrode failure on the one hand, so that the production efficiency and the on-site production organization work of the electric arc furnace are influenced; on the other hand, the electrode accident consumption of the electric arc furnace is increased, and the smelting cost of the electric arc furnace is further increased.
The graphite joint plays a key role in connection during electrode steelmaking, and the quality of the joint is directly related to the use of the electrode during electric furnace steelmaking. The connection area formed by the graphite electrode and the joint is a complex part with large electric, thermal and mechanical loads and is also a common fracture part, and it is reported that 80% or more of electrode use accidents in electric furnace steelmaking are caused by joint fracture or loosening and tripping.
The graphite electrode falls into the stove together that leads to the fracture of joint, still will continue to use under the general condition, will break at half joint of screw hole and take out, because the section joint does not have the impetus, very hard in the time of getting, go on through modes such as electric drill, electric pick, will destroy the screw hole of electrode body usually, so the condition leads to even taking out the cracked joint, also can't continue to use the electrode body, causes the wasting of resources, still takes trouble, wastes time, is hard simultaneously.
Disclosure of Invention
In order to overcome the defects of the prior art and solve the technical problems of poor taking of the existing fracture electrode, damage to the threaded hole of the electrode body, trouble, time and labor waste and the like, the utility model provides a dismounting device for a fracture graphite joint.
The utility model is realized by the following technical scheme.
The utility model provides a dismounting device for a broken graphite joint, which comprises a hydraulic lifting platform, a joint dismounting device, a negative pressure dust collection device and a control device;
the joint dismounting device and the negative pressure dust collection device are respectively arranged on the top surface of the hydraulic lifting platform;
the joint dismounting device comprises a mounting vertical plate, a three-jaw chuck, a chuck driving motor and a motor speed reducer, wherein the mounting vertical plate is fixedly mounted on the left side of the top surface of the hydraulic lifting platform; the chuck driving motor and the motor speed reducer are arranged on the right side of the installation vertical plate, and the three-jaw chuck is arranged on the left side of the installation vertical plate; a connecting shaft through hole is formed in the mounting vertical plate at a position corresponding to the output shaft of the chuck driving motor, a connecting bearing is mounted in the connecting shaft through hole, and the output shaft of the motor speed reducer passes through the connecting bearing and then is connected with the three-jaw chuck;
drill bit motors are arranged on the three clamping jaws of the three-jaw chuck, and drill bits are fixedly connected to the drill bit motors;
the bottom of the mounting vertical plate is provided with a negative pressure pipe through hole, one end of the negative pressure pipe penetrates through the negative pressure pipe through hole and is connected with a negative pressure dust collection device, the other end of the negative pressure pipe is provided with a dust collection port, and the dust collection port is arranged below the three-jaw chuck;
the control device is electrically connected with the hydraulic lifting platform, the negative pressure dust collection device, the chuck driving motor and the drill motor respectively.
Further, the dust collection opening is in a horn shape.
Further, the motor speed reducer is a double-shaft positive and negative rotation output speed reducer.
Further, four universal casters are arranged on the bottom surface of the hydraulic lifting platform.
The beneficial effects achieved by the utility model are as follows: according to the utility model, the three-jaw chuck and the clamping jaw can move radially along the chuck, so that the three-jaw chuck is suitable for graphite electrode joints with different specifications, the labor force of workers is reduced, and a drill bit is only required to be arranged in the middle diameter of the graphite electrode joint; the negative pressure dust collection device is arranged, so that powder during drilling of a drill bit can be sucked away, and the device is environment-friendly and clean; the arrangement of the speed reducer, the forward and reverse rotation functions and the control of the rotating speed ensure that the broken graphite joint can be taken out.
Compared with the prior art, the utility model has the advantages of being applicable to graphite connectors of various specifications, saving time and labor, not damaging the threads of the graphite connector body, and the like.
Drawings
FIG. 1 is a schematic illustration of the present utility model;
fig. 2 is a left side view of the three-jaw chuck.
In the figure: 1, a hydraulic lifting platform; 2 a joint dismounting device; 3, a negative pressure dust collection device; 4, installing a vertical plate; a 5 three jaw chuck; 6, chuck driving motor; 7, a motor speed reducer; 8, connecting the shaft through hole; 9, connecting a bearing; 10 a drill motor; 11 drill bits; 12 negative pressure tube via holes; 13 negative pressure tube; 14 dust collection ports; 15 universal castor.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples.
As shown in fig. 1 to 2, a dismounting device for broken graphite joint comprises a hydraulic lifting platform 1, a joint dismounting device 2, a negative pressure dust collection device 3 and a control device, wherein the joint dismounting device 2 and the negative pressure dust collection device 3 are respectively arranged on the top surface of the hydraulic lifting platform 1, four universal casters 15 are arranged on the bottom surface of the hydraulic lifting platform 1, and the hydraulic lifting platform 1 enables the dismounting device for broken graphite joint to be lifted and maintained more stably. The joint dismounting device 2 comprises an installation vertical plate 4, a three-jaw chuck 5, a chuck driving motor 6 and a motor speed reducer 7. The installation vertical plate 4 is fixedly installed on the left side of the top surface of the hydraulic lifting platform 1; the chuck driving motor 6 and the motor reducer 7 are arranged on the right side of the installation vertical plate 4, the three-jaw chuck 5 is arranged on the left side of the installation vertical plate 4, the three jaws of the three-jaw chuck 5 are respectively provided with a drill motor 10, and a drill bit 11 is fixedly connected to the drill motor 10. The claw on the three-jaw chuck 5 can radially move along the chuck, is suitable for graphite electrode joints of different specifications, reduces the labor force of workers, and only needs to arrange the drill bit 11 in the middle diameter of the graphite electrode joint. The mounting vertical plate 4 is provided with a connecting shaft through hole 8 at a position corresponding to the output shaft of the chuck driving motor 6, a connecting bearing 9 is arranged in the connecting shaft through hole 8, and the output shaft of the motor reducer 7 passes through the connecting bearing 9 and is connected with the three-jaw chuck 5. The motor speed reducer 7 is a double-shaft forward and reverse rotation output speed reducer, and the forward and reverse rotation function prevents the body buckle from being damaged due to the cross buckle. The motor speed reducer 7 adjusts the rotation speed, is favorable to taking out of the too tight graphite joint of card.
The bottom of the installation vertical plate 4 is provided with a negative pressure pipe through hole 12, one end of a negative pressure pipe 13 penetrates through the negative pressure pipe through hole 12 and is connected with the negative pressure dust collection device 3, the other end of the negative pressure pipe 13 is provided with a dust collection opening 14, and the dust collection opening 14 is arranged below the three-jaw chuck 5. The dust suction port 14 is horn-shaped, so that a negative pressure region is easy to form, the negative pressure dust suction device 3 can treat the broken graphite joint surface, and powder of a graphite electrode is sucked from the dust suction port 14 when the drill bit 11 drills.
The control device is respectively and electrically connected with the hydraulic lifting platform 1, the negative pressure dust collection device 3, the chuck driving motor 6 and the drill motor 10.
The working process of the utility model is as follows:
the jaw positions of the three-jaw chuck 5 are adjusted aiming at broken graphite joints with different specifications, the control device is connected with the drill motor 10 after alignment, the drill motor 10 is connected with the drill 11, the drill 11 is perforated to 30-50mm, and the negative pressure dust collection device 3 is started to collect dust on the broken graphite joint surfaces. After drilling is finished, the control device is connected with the chuck driving motor 6, the chuck driving motor 6 drives the three-jaw chuck 5 to rotate, meanwhile, the chuck driving motor 6 is connected with the motor speed reducer 7, the motor speed reducer 7 is continuously adjusted according to force, the positive and negative rotation functions of the motor speed reducer 7 are combined, and finally the broken joint is loosened and taken out.
While the embodiments of the present utility model have been described in detail with reference to the drawings, the present utility model is not limited to the above embodiments, and modifications, equivalent substitutions, improvements, etc. can be made within the scope of the present utility model as will be within the spirit and principle of the present utility model.
Claims (4)
1. The utility model provides a dismounting device for fracture graphite connects which characterized in that: comprises a hydraulic lifting platform (1), a joint dismounting device (2), a negative pressure dust collection device (3) and a control device;
the joint dismounting device (2) and the negative pressure dust collection device (3) are respectively arranged on the top surface of the hydraulic lifting platform (1);
the joint dismounting device (2) comprises a mounting vertical plate (4), a three-jaw chuck (5), a chuck driving motor (6) and a motor speed reducer (7), wherein the mounting vertical plate (4) is fixedly arranged on the left side of the top surface of the hydraulic lifting platform (1); the chuck driving motor (6) and the motor speed reducer (7) are arranged on the right side of the installation vertical plate (4), and the three-jaw chuck (5) is arranged on the left side of the installation vertical plate (4); a connecting shaft through hole (8) is formed in the mounting vertical plate (4) at a position corresponding to the output shaft of the chuck driving motor (6), a connecting bearing (9) is mounted in the connecting shaft through hole (8), and the output shaft of the motor speed reducer (7) penetrates through the connecting bearing (9) and then is connected with the three-jaw chuck (5);
the three-jaw chuck (5) is characterized in that drill bit motors (10) are arranged on three jaws of the three-jaw chuck, and drill bits (11) are fixedly connected to the drill bit motors (10);
the bottom of the mounting vertical plate (4) is provided with a negative pressure pipe through hole (12), one end of a negative pressure pipe (13) penetrates through the negative pressure pipe through hole (12) to be connected with the negative pressure dust collection device (3), the other end of the negative pressure pipe (13) is provided with a dust collection opening (14), and the dust collection opening (14) is arranged below the three-jaw chuck (5);
the control device is electrically connected with the hydraulic lifting platform (1), the negative pressure dust collection device (3), the chuck driving motor (6) and the drill motor (10) respectively.
2. The dismounting device for a broken graphite joint according to claim 1, wherein: the dust collection opening (14) is in a horn mouth shape.
3. The dismounting device for a broken graphite joint according to claim 1, wherein: the motor speed reducer (7) is a double-shaft positive and negative rotation output speed reducer.
4. The dismounting device for a broken graphite joint according to claim 1, wherein: four universal casters (15) are arranged on the bottom surface of the hydraulic lifting platform (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223210575.5U CN219582286U (en) | 2022-12-01 | 2022-12-01 | Dismounting device for broken graphite joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223210575.5U CN219582286U (en) | 2022-12-01 | 2022-12-01 | Dismounting device for broken graphite joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219582286U true CN219582286U (en) | 2023-08-25 |
Family
ID=87666276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223210575.5U Active CN219582286U (en) | 2022-12-01 | 2022-12-01 | Dismounting device for broken graphite joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219582286U (en) |
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2022
- 2022-12-01 CN CN202223210575.5U patent/CN219582286U/en active Active
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