CN114289366A - Leveling unit working roll wiping device and working method - Google Patents
Leveling unit working roll wiping device and working method Download PDFInfo
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- CN114289366A CN114289366A CN202111636321.7A CN202111636321A CN114289366A CN 114289366 A CN114289366 A CN 114289366A CN 202111636321 A CN202111636321 A CN 202111636321A CN 114289366 A CN114289366 A CN 114289366A
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- 238000000034 method Methods 0.000 title claims abstract description 8
- 239000000428 dust Substances 0.000 claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 239000012535 impurity Substances 0.000 claims abstract description 6
- 238000005453 pelletization Methods 0.000 claims abstract description 6
- 230000007306 turnover Effects 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000002265 prevention Effects 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 2
- 239000007858 starting material Substances 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 230000008859 change Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
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Abstract
The invention discloses a leveling unit working roll wiping device and a working method thereof, wherein the device comprises a dust removal system, an upper wiper and a lower wiper, wherein the upper wiper and the lower wiper are respectively used for wiping an upper working roll and a lower working roll; go up the wiper and all include the base with lower wiper, the frame slides, the pneumatic cylinder, including a motor, an end cap, a controller, and a cover plate, take drive mechanism, the wiping roller, the cover that induced drafts, flexible cover and fixed aspiration channel of induced drafts, the support of frame sliding fit that slides is installed on the base, the pneumatic cylinder body is installed on the base with fixed aspiration channel, a motor, take drive mechanism and wiping roller to install on the frame that slides, the motor is connected with the wiping roller through taking drive mechanism, the flexible end of pneumatic cylinder is articulated with the frame that slides, the moving direction of pneumatic cylinder drive wiping roller is the radial of place side working roll, the cover that induced drafts encloses in the wiping roller outside and exposes its foremost, the business turn over end of flexible cover that induced drafts is connected with cover and fixed aspiration channel respectively, fixed aspiration channel is connected to dust pelletizing system. The invention can online remove the impurities on the surface of the working roll and timely suck and remove dust.
Description
Technical Field
The invention belongs to the field of metallurgical equipment, and particularly relates to a leveling unit working roll wiping device and a working method.
Background
In a single-frame leveling unit and a continuous line online leveling unit of a steel mill, a dry leveling mode is often adopted for working, foreign matters such as slag, dust and the like on the surface of strip steel are very easily adhered to the surface of a working roll in the mode, the foreign matters adhered to a roll body are continuously copied on finished strip steel, the quality of produced strip steel products is seriously influenced, and a large amount of dust is easily generated when black rolls are leveled dry, so that the environment is seriously polluted, and the physical and mental health of operators is harmed.
Current work roll wiping arrangement adopts usually to clean the area, cleans and takes life weak point, and it is inconvenient to change, and a lot of steel factory operation workman often abandons nothing, often adopts to shut down artifical the processing of polishing, not only consumes the manpower, seriously influences unit output moreover.
Disclosure of Invention
The invention aims to provide a leveling unit working roll wiping device and a working method thereof.
The technical scheme adopted by the invention is as follows:
a leveling unit working roll wiping device comprises a dust removal system capable of sucking and removing dust, and an upper wiper and a lower wiper which are respectively used for wiping an upper working roll and a lower working roll; go up the wiper and all include the base with lower wiper, the frame slides, the pneumatic cylinder, including a motor, an end cap, a controller, and a cover plate, take drive mechanism, the wiping roller, the cover that induced drafts, flexible cover and fixed aspiration channel, the support of frame sliding fit that slides is installed on the base, the pneumatic cylinder body is installed on the base with fixed aspiration channel, a motor, take drive mechanism and wiping roller to install on the frame that slides, the motor passes through to take drive mechanism to be connected with the wiping roller, the flexible end of pneumatic cylinder is articulated with the frame that slides, the moving direction of pneumatic cylinder drive wiping roller is the radial of place side work roller, the equal length and both ends alignment of wiping roller and place side work roller roll surface, the cover that induced drafts encloses in the wiping roller outside and exposes its foremost, the business turn over end of flexible cover is connected with cover and fixed aspiration channel respectively, fixed aspiration channel is connected to dust pelletizing system.
Preferably, the dust removal system comprises a dust remover, a dust removal fan and a dust removal chimney which are sequentially connected through a dust removal air pipe, an ash discharge valve is arranged at the lower part of the dust remover, and a fire prevention valve is arranged on the dust removal air pipe.
Preferably, the belt drive mechanism includes a pulley on the motor output shaft and the wiping roller input shaft, a drive belt connecting the pulleys, and a protective cover for protecting the drive belt.
Preferably, the sliding frame is provided with two groups of motors and belt transmission mechanisms, and the two groups of motors and the belt transmission mechanisms respectively drive two ends of the input shaft of the wiping roller synchronously.
Preferably, the base is fixed inside the levelling block housing.
Preferably, the sliding frame is in sliding fit with the sliding rail on the base through the sliding block without falling off.
Preferably, the temper mill is a single stand temper mill or a continuous line on-line temper mill.
Preferably, the upper wiper and the lower wiper operate simultaneously or individually.
Preferably, the dust removal system further comprises a control system, the control system comprises an operation console with control buttons, a PLC (programmable logic controller), a frequency converter for controlling the motor, a hydraulic valve for controlling the hydraulic cylinder and a motor control center for controlling the dust removal system, and the PLC is used for receiving instructions of the control buttons and controlling the corresponding frequency converter, the hydraulic valve and the motor control center to act.
The working method of the leveling unit working roll wiping device comprises the following steps: when the upper wiper and the lower wiper do not work, the hydraulic cylinder is in a retraction state, and the wiping roller is positioned in an inner gear area of the frame, so that the roller changing of the working roller is not influenced; go up the wiper and wiper during operation down, the pneumatic cylinder stretches out, stops when the wiping roller is close to and compresses tightly the working roll, and the starter motor, the rotatory foreign matter that cleans the working roll surface of wiping roller and polish the working roll, and the dust impurity of cleaning is taken away and is removed dust by dust pelletizing system through cover, the flexible cover that induced drafts and fixed aspiration channel, cleans the completion back, and the motor stops, and the pneumatic cylinder withdrawal resets.
The invention has the beneficial effects that:
the invention can not only remove the impurity dust adhered on the surface of the working roll on line, does not damage the roll surface and does not generate negative influence on the quality of the strip steel, but also timely suck and remove the dust generated by wiping, the wiping roll is equal to the roll surface of the working roll on the side and the two ends are aligned, thereby ensuring the effective wiping in the range of the roll surface of the whole working roll.
Drawings
Fig. 1 is a schematic view of the operation of a wiping device for the working rolls of a finishing train according to an embodiment of the invention.
Fig. 2 is a schematic view of an upper wiper in an embodiment of the present invention.
Fig. 3 is a schematic view of a lower wiper in an embodiment of the present invention.
Fig. 4 is a schematic diagram of a control system in an embodiment of the invention.
In the figure: 1-a sliding frame; 2, a motor; 3-a belt pulley; 4-a drive belt; 5-a protective cover; 6-a wiping roller; 7-an air suction hood; 8-a slide rail; 9-a base; 10-a telescopic air suction hood; 11-a hydraulic cylinder; 12-a slide block; 13-fixing an air suction pipe; 14-a work roll; 15-a dust remover; 16-an ash discharge valve; 17-a dust removal air pipe; 18-a fire damper; 19-a dust removal fan; and 20-dedusting chimney.
Detailed Description
The invention is further described below with reference to the figures and examples.
A flattening unit working roll wiping device, as shown in figure 1, comprises a dust removing system which can suck and remove dust, and an upper wiper and a lower wiper which are respectively used for wiping an upper working roll 14 and a lower working roll 14; as shown in fig. 2 and fig. 3, each of the upper wiper and the lower wiper includes a base 9, a sliding frame 1, a hydraulic cylinder 11, a motor 2, a belt transmission mechanism, a wiping roller 6, an air suction cover 7, a telescopic air suction cover 10 and a fixed air suction pipe 13, the sliding frame 1 is supported on the base 9 in a sliding fit manner, a cylinder body of the hydraulic cylinder 11 and the fixed air suction pipe 13 are mounted on the base 9, the motor 2, the belt transmission mechanism and the wiping roller 6 are mounted on the sliding frame 1, the motor 2 is connected with the wiping roller 6 through the belt transmission mechanism, the telescopic end of the hydraulic cylinder 11 is hinged with the sliding frame 1, the moving direction of the wiping roller 6 driven by the hydraulic cylinder 11 is the radial direction of the working roller 14 on the side, the wiping roller 6 has the same length as the roller surface of the working roller 14 on the side and two ends are aligned, the air suction cover 7 surrounds the outer side of the wiping roller 6 and exposes the foremost end thereof, the inlet and outlet end of the telescopic air suction cover 10 is respectively connected with the air suction cover 7 and the fixed air suction pipe 13, as shown in fig. 1, the stationary suction duct 13 is connected to a dust removing system.
As shown in fig. 1, in the present embodiment, the dust removing system includes a dust remover 15, a dust removing fan 19 and a dust removing chimney 20 connected in sequence through a dust removing air duct 17, an ash discharging valve 16 is disposed at a lower portion of the dust remover 15, and a fire prevention valve 18 is disposed on the dust removing air duct 17, and the dust removing system can not only suck dust, but also discharge collected dust in time through the ash discharging valve 16, and prevent the spark from flowing by using the fire prevention valve 18. As shown in fig. 1, in this embodiment, the base 9 is fixed inside the housing of the leveling machine, so as to ensure that the distance between the wiping roller 6 and the working roller 14 is not large, and the pressing force of the wiping roller 6 can be effectively controlled to ensure the wiping effect.
As shown in fig. 2 and 3, in the present embodiment, the belt drive mechanism includes a pulley 3 on an output shaft of the motor 2 and an input shaft of the wiping roller 6, a drive belt 4 connecting the pulley 3, and a protective cover 5 for protecting the drive belt 4. As shown in fig. 2 and fig. 3, in this embodiment, two sets of motors 2 and belt transmission mechanisms are arranged on the sliding frame 1, and the two sets of motors 1 and the belt transmission mechanisms respectively drive two ends of the input shaft of the wiping roller 6 synchronously, so that the wiping torque of the wiping roller 6 is increased, and a better wiping effect can be obtained. As shown in fig. 2 and 3, in the present embodiment, the sliding frame 1 is slidably engaged with the slide rail 8 on the base 9 through the slide block 12 without being separated. As shown in fig. 2 and 3, in the present embodiment, the skid 1 employs a T-shaped frame.
As shown in fig. 4, in this embodiment, the system further includes a control system, the control system includes an operation console with control buttons, a PLC controller, a frequency converter for controlling the motor 2, a hydraulic valve for controlling the hydraulic cylinder 11, and a Motor Control Center (MCC) for controlling the dust removal system, and the PLC controller is configured to receive an instruction from the control buttons and control the corresponding frequency converter, hydraulic valve, and motor control center to operate.
In this embodiment, the temper mill set is a single-stand temper mill set or a continuous line online temper mill set; in the present embodiment, the upper wiper and the lower wiper operate simultaneously or individually.
The working method of the device comprises the following steps: when the upper wiper and the lower wiper do not work, the hydraulic cylinder 11 is in a retraction state, and the wiping roller 6 is positioned in the inner gear area of the frame, so that the roller change of the working roller 14 is not influenced; go up the wiper and wiper during operation down, pneumatic cylinder 11 stretches out, stops when wiping roller 6 is close to and compresses tightly work roll 14, starting motor 2, the rotatory foreign matter that wipes 14 surfaces of work roll of wiping roller 6 and to the polishing of work roll 14, and the dust impurity of wiping is taken away and is removed dust by dust pelletizing system through cover 7, the flexible cover 10 that induced drafts and fixed aspiration channel 13 that induced drafts, cleans the completion back, and motor 2 stops, and pneumatic cylinder 11 retracts to reset.
The invention can not only remove the impurity dust adhered on the surface of the working roll 14 on line, does not damage the roll surface and does not generate negative influence on the quality of strip steel, but also timely suck and remove dust generated by wiping, the wiping roll 6 has equal length with the roll surface of the working roll 14 on the side and two ends are aligned, thereby ensuring effective wiping in the range of the roll surface of the whole working roll 14.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides a leveling unit working roll wiping arrangement which characterized in that: comprises a dust removing system which can suck and remove dust, and an upper wiper and a lower wiper which are respectively used for wiping an upper working roll and a lower working roll; go up the wiper and all include the base with lower wiper, the frame slides, the pneumatic cylinder, including a motor, an end cap, a controller, and a cover plate, take drive mechanism, the wiping roller, the cover that induced drafts, flexible cover and fixed aspiration channel, the support of frame sliding fit that slides is installed on the base, the pneumatic cylinder body is installed on the base with fixed aspiration channel, a motor, take drive mechanism and wiping roller to install on the frame that slides, the motor passes through to take drive mechanism to be connected with the wiping roller, the flexible end of pneumatic cylinder is articulated with the frame that slides, the moving direction of pneumatic cylinder drive wiping roller is the radial of place side work roller, the equal length and both ends alignment of wiping roller and place side work roller roll surface, the cover that induced drafts encloses in the wiping roller outside and exposes its foremost, the business turn over end of flexible cover is connected with cover and fixed aspiration channel respectively, fixed aspiration channel is connected to dust pelletizing system.
2. The leveler bar work roll wiping apparatus of claim 1 wherein: the dust removal system comprises a dust remover, a dust removal fan and a dust removal chimney which are sequentially connected through a dust removal air pipe, wherein an ash discharge valve is arranged at the lower part of the dust remover, and a fire prevention valve is arranged on the dust removal air pipe.
3. The leveler bar work roll wiping apparatus of claim 1 wherein: the belt transmission mechanism comprises a belt pulley positioned on the output shaft of the motor and the input shaft of the wiping roller, a transmission belt connected with the belt pulley, and a protective cover used for protecting the transmission belt.
4. The leveler bar work roll wiping apparatus of claim 1 wherein: two groups of motors and belt transmission mechanisms are arranged on the sliding frame and respectively drive two ends of the input shaft of the wiping roller synchronously.
5. The leveler bar work roll wiping apparatus of claim 1 wherein: the base is fixed at the inner side of the levelling machine set housing.
6. The leveler bar work roll wiping apparatus of claim 1 wherein: the sliding frame is in sliding fit with the sliding rail on the base through the sliding block without being separated.
7. The leveler bar work roll wiping apparatus of claim 1 wherein: the leveling unit is a single-frame leveling unit or a continuous line online leveling unit.
8. The leveler bar work roll wiping apparatus of claim 1 wherein: the upper wiper and the lower wiper operate simultaneously or individually.
9. The leveler bar work roll wiping apparatus of claim 1 wherein: the control system comprises an operation platform with control buttons, a PLC (programmable logic controller), a frequency converter for controlling the motor, a hydraulic valve for controlling the hydraulic cylinder and a motor control center for controlling the dust removal system, wherein the PLC is used for receiving instructions of the control buttons and controlling the corresponding frequency converter, the hydraulic valve and the motor control center to act.
10. A method of operating a temper mill work roll wiping device according to any one of claims 1 to 9, characterized by: when the upper wiper and the lower wiper do not work, the hydraulic cylinder is in a retraction state, and the wiping roller is positioned in an inner gear area of the frame, so that the roller changing of the working roller is not influenced; go up the wiper and wiper during operation down, the pneumatic cylinder stretches out, stops when the wiping roller is close to and compresses tightly the working roll, and the starter motor, the rotatory foreign matter that cleans the working roll surface of wiping roller and polish the working roll, and the dust impurity of cleaning is taken away and is removed dust by dust pelletizing system through cover, the flexible cover that induced drafts and fixed aspiration channel, cleans the completion back, and the motor stops, and the pneumatic cylinder withdrawal resets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111636321.7A CN114289366A (en) | 2021-12-29 | 2021-12-29 | Leveling unit working roll wiping device and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111636321.7A CN114289366A (en) | 2021-12-29 | 2021-12-29 | Leveling unit working roll wiping device and working method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114289366A true CN114289366A (en) | 2022-04-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111636321.7A Pending CN114289366A (en) | 2021-12-29 | 2021-12-29 | Leveling unit working roll wiping device and working method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114289366A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2014061A1 (en) * | 1989-04-28 | 1990-10-28 | Naoki Matsui | Cold rolling method of strip |
| JP2001198789A (en) * | 2000-01-21 | 2001-07-24 | Sumitomo Heavy Ind Ltd | Device for cleaning and polishing roll surface |
| CN200998732Y (en) * | 2007-01-25 | 2008-01-02 | 上海宝钢工程技术有限公司 | Modified roller on-line wiping cleaning device |
| CN202316523U (en) * | 2011-11-25 | 2012-07-11 | 宝钢工程技术集团有限公司 | Upper roller wiping and cleaning device |
| CN202316524U (en) * | 2011-11-25 | 2012-07-11 | 宝钢工程技术集团有限公司 | Bottom roll wiping and cleaning device |
| CN112122350A (en) * | 2020-10-15 | 2020-12-25 | 中冶南方工程技术有限公司 | Online roller cleaning device and system |
| CN112495937A (en) * | 2020-10-26 | 2021-03-16 | 中冶赛迪工程技术股份有限公司 | Roller wiping device |
| CN213668341U (en) * | 2020-08-27 | 2021-07-13 | 龙牌粉料(太仓)有限公司 | Dust remover for powder workshop |
| CN216880588U (en) * | 2021-12-29 | 2022-07-05 | 中冶南方工程技术有限公司 | Leveling unit working roll wiping device |
-
2021
- 2021-12-29 CN CN202111636321.7A patent/CN114289366A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2014061A1 (en) * | 1989-04-28 | 1990-10-28 | Naoki Matsui | Cold rolling method of strip |
| JP2001198789A (en) * | 2000-01-21 | 2001-07-24 | Sumitomo Heavy Ind Ltd | Device for cleaning and polishing roll surface |
| CN200998732Y (en) * | 2007-01-25 | 2008-01-02 | 上海宝钢工程技术有限公司 | Modified roller on-line wiping cleaning device |
| CN202316523U (en) * | 2011-11-25 | 2012-07-11 | 宝钢工程技术集团有限公司 | Upper roller wiping and cleaning device |
| CN202316524U (en) * | 2011-11-25 | 2012-07-11 | 宝钢工程技术集团有限公司 | Bottom roll wiping and cleaning device |
| CN213668341U (en) * | 2020-08-27 | 2021-07-13 | 龙牌粉料(太仓)有限公司 | Dust remover for powder workshop |
| CN112122350A (en) * | 2020-10-15 | 2020-12-25 | 中冶南方工程技术有限公司 | Online roller cleaning device and system |
| CN112495937A (en) * | 2020-10-26 | 2021-03-16 | 中冶赛迪工程技术股份有限公司 | Roller wiping device |
| CN216880588U (en) * | 2021-12-29 | 2022-07-05 | 中冶南方工程技术有限公司 | Leveling unit working roll wiping device |
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