CN216337776U

CN216337776U - Slag blocking device for later tapping period of converter

Info

Publication number: CN216337776U
Application number: CN202122959558.0U
Authority: CN
Inventors: 雷晶; 吴国臣; 孟润泽; 王晓波; 王利科; 冯磊
Original assignee: Wuhai Baogang Wanteng Steel Co ltd
Current assignee: Wuhai Baogang Wanteng Steel Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-19
Anticipated expiration: 2031-11-29

Abstract

The utility model belongs to the technical field of steel plant production, and particularly relates to a slag blocking device for a later tapping period of a converter. The slag blocking device for the later tapping stage of the converter can accurately insert the slag blocking cone downwards to the tapping hole, and fully plays a role in blocking slag. Comprises a slag stopping trolley walking on a ground rail; the slag stopping trolley is provided with a six-axis robot, and the six-axis tail end of the six-axis robot is provided with a slag stopping cone through a clamp; the anchor clamps include that first end installs two drive shafts in the installation frame: the driving shaft is connected with a motor through a coupler, and a driving gear is mounted on the driving shaft; the driven driving shaft is provided with a driven gear, and the driving shaft is in meshed transmission connection with the driven driving shaft; the second ends of the two driving shafts penetrate out of the mounting frame and are respectively connected with a clamping finger; the drive shaft can install the frame free rotation relatively, and two centre gripping fingers structures are the same and mirror image setting, are used for the centre gripping pushing off the slag awl.

Description

Slag blocking device for later tapping period of converter

Technical Field

The utility model belongs to the technical field of steel plant production, and particularly relates to a slag blocking device for a later tapping period of a converter.

Background

At present, in the later stage of finishing tapping by converter smelting in a steel plant, slag is generally blocked by manually throwing a slag blocking plug. When the steel mill workers throw the steel slag in place or throw the steel slag in inaccurate time, the steel slag is discharged frequently, and the metal yield of the converter is seriously influenced. And the carrying of a large amount of steel slag influences the purity of the molten steel, and the quality of the molten steel cannot be guaranteed. In addition, one block cannot be stopped in the throwing process and must be thrown away, so that the production cost is increased; and the slag stopper is heavier, and workers are very strenuous when operating the throwing rod, so that the splashed steel flowers are easily scalded.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a slag blocking device for the later tapping stage of a converter.

In order to achieve the purpose, the utility model adopts the following technical scheme that the slag stopping device comprises a slag stopping trolley which runs on a ground rail; the slag stopping trolley is characterized in that a six-axis robot is mounted on the slag stopping trolley, and a slag stopping cone is mounted at the tail end of six axes of the six-axis robot through a clamp.

The anchor clamps include that first end installs two drive shafts in the installation frame: the driving shaft is connected with a motor through a coupler, and a driving gear is mounted on the driving shaft; the driven driving shaft is provided with a driven gear, and the driving shaft is in meshed transmission connection with the driven driving shaft; the second ends of the two driving shafts penetrate out of the mounting frame and are respectively connected with a clamping finger; the drive shaft can install the frame free rotation relatively, and two centre gripping fingers structures are the same and mirror image setting, are used for the centre gripping pushing off the slag awl.

Further, be provided with the mounting panel in the installation frame, the motor is installed in the installation frame, on the mounting panel, and two drive shafts are installed on the mounting panel and can be relative the mounting panel free rotation.

Furthermore, the six ends of the robot are fixedly connected with the first end of the installation frame through flanges, the second end of the installation frame is connected with a support frame, the two driving shaft parts are contained in the support frame, and the second ends of the two driving shafts penetrate through the second end of the installation frame and the support frame in sequence and then penetrate out of the end parts of the driving shafts to be connected with corresponding clamping fingers.

Furthermore, the clamping fingers are of a strip-shaped block structure, a convex block is arranged at the bottom of the strip-shaped block structure, a clamping groove is formed in the convex block, and when the two clamping fingers are arranged in a mirror image mode, the two clamping grooves are opposite in position to form a slag blocking cone clamping cavity.

Furthermore, two support sleeves are arranged at the end part of the support frame, each support sleeve corresponds to one driving shaft, and the second end of each driving shaft penetrates through the support sleeve and then is connected with the clamping finger; and a spacer bush is arranged on the driving shaft and between the clamping finger and the supporting bush.

Further, the two driving shafts have the same structure and are parallel to each other.

Furthermore, a locking screw is arranged on the slag stopping trolley, a corresponding threaded hole is formed in the ground rail, the locking screw penetrates through a unthreaded hole in a bottom plate of the slag stopping trolley, and the penetrating end of the locking screw is in threaded connection with the threaded hole.

Furthermore, limit stops for preventing the trolley from sliding out are arranged at the two ends of the ground rail.

Furthermore, the slag stopping trolley is positioned on one side of the converter mouth.

Compared with the prior art, the utility model has the beneficial effects.

The slag blocking device is applied to a steel plant, the steel tapping hole needs to be blocked at the later stage of finishing steel tapping by smelting the converter, and steel slag is prevented from flowing into a steel ladle.

Drawings

The utility model is further described with reference to the following figures and detailed description. The scope of the utility model is not limited to the following expressions.

FIG. 1 is a schematic view of the overall structure of a slag stopping device according to an embodiment.

FIG. 2 is a schematic view of the slag trap of an exemplary embodiment during operation.

FIG. 3 is a schematic view of the structure of the clip according to the embodiment.

FIG. 4 is a schematic view of the slag stopping trolley positioned on the ground rail by a locking screw.

In the figure, 1 is a slag blocking cone, 2 is a clamp, 3 is a robot, 4 is a traveling wheel, 5 is a locking screw, 6 is a ground rail, 7 is a limit stop, 8 is a converter, 9 is a motor, 10 is a mounting frame, 11 is a driving gear, 12 is a driven gear, 13 is a supporting frame, 14 is a driving shaft, 15 is a driven driving shaft, 16 is a clamping finger, 17 is a clamping groove, 18 is a supporting sleeve, 19 is a spacer sleeve, 20 is a self-lubricating sleeve, 21 is a baffle, 22 is a threaded hole, and 23 is a mounting plate.

Detailed Description

As shown in fig. 1-4, the specific embodiment: comprises a slag stopping trolley walking on a ground rail 6; six robots 3 are installed on the slag stopping trolley, and slag stopping cones 1 are installed at the six tail ends of the six robots 3 through clamps 2. The six-axis robot 3 is a KR150 robot 3 of KUKA. The clamp 2 comprises two drive shafts mounted at a first end in a mounting frame 10: the driving device comprises a driving shaft 14 and a driven driving shaft 15, wherein the driving shaft 14 is connected with a motor 9 through a coupler, and a driving gear 11 is arranged on the driving shaft 14; the driven driving shaft 15 is provided with a driven gear 12, and the driving shaft 14 is in meshed transmission connection with the driven driving shaft 15; the second ends of the two driving shafts penetrate through the mounting frame 10 and are respectively connected with a clamping finger 16; the drive shaft can freely rotate relative to the mounting frame 10, and the two clamping fingers 16 are identical in structure and arranged in a mirror image mode and used for clamping the slag stopping cone 1. The slag blocking cone 1 is inserted into the steel tapping hole to block the downward flow of the steel slag. The motor rotates, the motor shaft drives the driving shaft 14 to rotate, the driving gear 11 on the driving shaft 14 is driven to rotate, the driven gear 12 meshed with the driving gear is driven to rotate, and the driven driving shaft 15 rotates; at this time, the two opposite clamping fingers 16 rotate relatively to realize clamping, or the two clamping fingers 16 rotate away from each other to realize loosening.

Preferably, a mounting plate 23 is disposed in the mounting frame 10, the motor 9 is mounted in the mounting frame 10 and on the mounting plate 23, and the two driving shafts are mounted on the mounting plate 23 (for example, via bearing seats) and can rotate freely relative to the mounting plate 23.

Preferably, the six ends of the robot 3 are fixedly connected to the first end of the mounting frame 10 through flanges, the second end of the mounting frame 10 is connected to a supporting frame 13, the two driving shaft portions are accommodated in the supporting frame 13, and the second ends of the two driving shafts sequentially pass through the second end of the mounting frame 10 and the supporting frame 13, and then the end portions of the driving shafts which penetrate out are connected to the corresponding clamping fingers 16. Specifically, the support frame 13 is provided with a through hole, and the second end of the driving shaft is connected with the clamping finger 16 after passing through the through hole. The two driving shafts have the same structure and are parallel to each other. The clamping finger 16 adopts a strip-shaped block structure, and the top of the strip-shaped block structure is connected with the second end of the corresponding driving shaft; specifically, the top of the clamping finger 16 is connected to the second end of the driving shaft by a fastening screw, and a stop piece 21 is installed between the fastening screw and the clamping finger 16. The fastening screw passes through the through hole of the clamping finger 16 and then is in threaded connection with the driving shaft, so that the clamping finger 16 is pressed on the end part of the driving shaft. The bottom of the strip-shaped block structure is provided with a convex block, a clamping groove 17 is formed in the convex block, and when the two clamping fingers 16 are arranged in a mirror image mode, the two clamping grooves 17 are opposite in position to form a clamping cavity of the slag stopping cone 1. The clamping is that the slag sweeping cone is clamped in the clamping cavity.

More preferably, two support sleeves 18 are arranged at one side end of the support frame 13, each support sleeve 18 corresponds to a driving shaft, and the second end of the driving shaft passes through the support sleeve 18 and is connected with the clamping finger 16; and a spacer 19 is arranged on the driving shaft and between the clamping finger 16 and the supporting sleeve 18. The end of the supporting sleeve 18 is provided with a self-lubricating sleeve 20, so that the driving shaft can rotate more smoothly.

Preferably, the slag stopping trolley is provided with a locking screw 5, the ground rail 6 is provided with a corresponding threaded hole, the locking screw 5 penetrates through a unthreaded hole in a bottom plate of the slag stopping trolley, and the penetrating end of the locking screw is in threaded connection with the threaded hole. When the slag stopping trolley moves to a proper position, the slag stopping trolley stops and is positioned by the locking screw 5.

Preferably, limit stops 7 for preventing the trolley from sliding out are arranged at two ends of the ground rail 6, and the limit stops 7 are used for preventing the trolley from running beyond the limit; the slag blocking trolley is positioned on one side of a converter mouth of the converter 8.

The working principle of the utility model is as follows: can walk around through whole pushing off the slag dolly drive, be furnished with the arm, it fixes at the arm head to push off the slag awl 1 through anchor clamps 2, drive to the antedisplacement through the dolly, it descends suitable position with the arm to reach the operating personnel to position directly over the tap hole through observing, insert tap hole messenger's slag with pushing off the slag awl 1 and stop in converter 8, the operation process is simple and convenient, and can be accurate insert the tap hole, and can promote pushing off the slag efficiency, practice thrift 1 use amount of pushing off the slag awl, and mechanical drive has alleviateed staff's working strength, it guarantees molten steel quality to promote molten steel purity.

1. The utility model has simple operation and can control the mechanical arm (or the robot 3) through various control buttons of the operation table.

2. The slag stopping cone 1 is fixed through the clamp 2 and can be accurately positioned through the mechanical arm.

3. The slag stopping device improves the slag stopping rate, enables the slag stopping cone 1 to be fully used, reduces the waste phenomenon of manpower use, and improves the purity of molten steel.

It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the utility model.

Claims

1. A slag stopping device for the later tapping period of a converter comprises a slag stopping trolley which runs on a ground rail; the slag stopping trolley is characterized in that a six-axis robot is mounted on the slag stopping trolley, and a slag stopping cone is mounted at the tail end of six axes of the six-axis robot through a clamp;

2. The slag stopping device for the later tapping stage of the converter according to claim 1, wherein: the installation frame is internally provided with a mounting plate, the motor is installed in the installation frame and on the mounting plate, and the two driving shafts are installed on the mounting plate and can rotate freely relative to the mounting plate.

3. The slag stopping device for the later tapping stage of the converter according to claim 1, wherein: six terminal flange that pass through of robot with the first end of installation frame links firmly, the second end of installation frame links to each other with a braced frame, and two drive shaft portion hold in braced frame, and the second end of two drive shafts passes installation frame second end and braced frame in proper order after, the drive shaft tip of wearing out links to each other with corresponding centre gripping finger.

4. The slag stopping device for the later tapping stage of the converter as claimed in claim 3, wherein: the clamping fingers are of strip-shaped block structures, the bottom of each strip-shaped block structure is provided with a convex block, clamping grooves are formed in the convex blocks, and when the two clamping fingers are arranged in a mirror image mode, the two clamping grooves are opposite in position, and a slag blocking cone clamping cavity is formed.

5. The slag stopping device for the later tapping stage of the converter as claimed in claim 4, wherein: the end part of the supporting frame is provided with two supporting sleeves, each supporting sleeve corresponds to a driving shaft, and the second end of the driving shaft penetrates through the supporting sleeve and then is connected with the clamping finger; and a spacer bush is arranged on the driving shaft and between the clamping finger and the supporting bush.

6. The slag stopping device for the later tapping stage of the converter according to claim 1, wherein: the two driving shafts have the same structure and are parallel to each other.

7. The slag stopping device for the later tapping stage of the converter according to claim 1, wherein: the slag stopping trolley is provided with a locking screw, the ground rail is provided with a corresponding threaded hole, the locking screw penetrates through a unthreaded hole in a bottom plate of the slag stopping trolley, and the penetrating end of the locking screw is in threaded connection with the threaded hole.

8. The slag stopping device for the later tapping stage of the converter according to claim 1, wherein: and limit stop blocks for preventing the trolley from sliding out are arranged at the two ends of the ground rail.

9. The slag stopping device for the later tapping stage of the converter according to claim 1, wherein: the slag blocking trolley is positioned on one side of the converter mouth.