CN113976634B - Control system and method for preventing damage of rough section middle section variable part rolling tool - Google Patents
Control system and method for preventing damage of rough section middle section variable part rolling tool Download PDFInfo
- Publication number
- CN113976634B CN113976634B CN202111111452.3A CN202111111452A CN113976634B CN 113976634 B CN113976634 B CN 113976634B CN 202111111452 A CN202111111452 A CN 202111111452A CN 113976634 B CN113976634 B CN 113976634B
- Authority
- CN
- China
- Prior art keywords
- rolling tool
- rough
- middle section
- variable
- flow moment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B33/00—Safety devices not otherwise provided for; Breaker blocks; Devices for freeing jammed rolls for handling cobbles; Overload safety devices
- B21B33/02—Preventing fracture of rolls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Metal Rolling (AREA)
Abstract
The invention provides a control system and a control method for breakage prevention of a rough section middle section variable part rolling tool, and relates to the technical field of steel production, the control system comprises a variable part rolling tool flow moment detector and a centralized control console, wherein the variable part rolling tool flow moment detector is connected with the centralized control console, the centralized control console comprises a variable part rolling tool flow moment acquisition unit, a variable part rolling tool flow moment comparison unit and an emergency braking quick stop delay time adjustment unit, and the variable part rolling tool flow moment detector is used for detecting real-time flow moment of the rough section middle section variable part rolling tool and normal balanced flow moment of the rough section middle section variable part rolling tool; according to the invention, the real-time flow moment of the rough middle section variable part rolling tool and the normal balanced flow moment of the rough middle section variable part rolling tool are collected in real time, the ratio is calculated, the emergency braking quick stop time delay of the rough middle section variable part rolling tool is regulated according to the ratio, the damage prevention of the rough middle section variable part rolling tool can be controlled rapidly, accurately, in real time and simply, and the accident of the whole rough middle section variable part rolling tool damage prevention fault is avoided.
Description
Technical Field
The invention relates to the technical field of steel production, in particular to a system and a method for controlling breakage of a rough section and middle section variable part rolling tool.
Background
In steel production, the damage prevention of the rough section middle section variable part rolling tool is reflected in terms of flow moment, if the phenomenon identification is not carried out in advance, the accident of the damage prevention fault of the whole rough section middle section variable part rolling tool can occur, and then tripping steel containing of the whole rough rolling area can occur, so that the influence of the accident is very large, and the influence surface is very wide;
when the steel is contained in the middle section of the thick section, the steel can cause the arching of the thick steel material to damage import and export guides and guide wheels, and meanwhile, related guide grooves can be damaged, and most importantly, the accident treatment time is very long, the production continuity and the hour yield completion rate can be greatly influenced, when the breakage prevention of the rolling tool for the middle section of the thick section occurs, the steel can cause the winding and knotting of the thick steel material due to the fact that the steel is not optimally corresponding and timely handled, the processing is very troublesome, the cutting needs to be carried out section by section, the binding by a steel wire rope and the like is carried out section by section, the hanging is carried out section by section, moreover, the inspection and cleaning, the polishing and the anti-skid treatment are carried out on the whole rolling tool passage, and the whole accident treatment process is very complicated, so that the accident time is greatly increased, the daily production operation rate is reduced, and the hour yield standard completion rate is reduced.
Disclosure of Invention
In order to solve the problems, the invention provides a system and a method for controlling the breakage of a rough middle section variable piece rolling tool, which are used for collecting the real-time flow moment of the rough middle section variable piece rolling tool and the normal balanced flow moment of the rough middle section variable piece rolling tool in real time, calculating the ratio of the real-time flow moment of the rough middle section variable piece rolling tool to the normal balanced flow moment of the rough middle section variable piece rolling tool, adjusting the emergency braking quick stop delay time of the rough middle section variable piece rolling tool according to the ratio, controlling the breakage of the rough middle section variable piece rolling tool quickly, accurately, in real time and simply, preventing the phenomenon from being recognized in advance, avoiding the accident of the breakage fault of the whole rough middle section variable piece rolling tool, and ensuring the production operation rate.
In order to achieve the purpose of the invention, the invention is realized by the following technical scheme: the control system comprises a variable part rolling tool flow moment detector and a centralized control console, wherein the variable part rolling tool flow moment detector is connected with the centralized control console, the centralized control console comprises a variable part rolling tool flow moment acquisition unit, a variable part rolling tool flow moment comparison unit and an emergency braking quick stop delay time adjustment unit, and the variable part rolling tool flow moment detector is used for detecting real-time flow moment of a variable part rolling tool in the middle section of the coarse section and normal balanced flow moment of the variable part rolling tool in the middle section of the coarse section;
the variable piece rolling tool flow moment acquisition unit is used for acquiring real-time flow moment of the variable piece rolling tool in the middle section of the rough section detected by the variable piece rolling tool flow moment detector and normal balanced flow moment of the variable piece rolling tool in the middle section of the rough section; the variable piece rolling tool flow moment comparison unit is used for comparing the currently acquired real-time flow moment of the variable piece rolling tool in the middle section of the rough section with the normal balanced flow moment of the variable piece rolling tool in the middle section of the rough section, and judging the ratio of the real-time flow moment of the variable piece rolling tool in the middle section of the rough section to the normal balanced flow moment of the variable piece rolling tool in the middle section of the rough section; the emergency braking quick-stopping delay time adjusting unit is used for sending an adjusting signal of the emergency braking quick-stopping delay time according to the ratio of the real-time moment of the currently acquired rough section middle section variable rolling tool to the normal balanced moment of the rough section middle section variable rolling tool, and adjusting the response time of the rough section middle section variable rolling tool after receiving early warning and abnormal confirmation and the execution triggering time of the quick braking by adjusting the emergency braking quick-stopping delay time.
The further improvement is that: the variable piece rolling tool flow moment detector comprises a visual variable piece rolling tool flow moment measuring instrument and a variable piece rolling tool flow moment analog quantity signal receiving module, wherein the visual variable piece rolling tool flow moment measuring instrument obtains a variable piece rolling tool flow moment analog quantity signal through on-site real-time detection and acquisition and identification, and transmits the signal to the variable piece rolling tool flow moment analog quantity signal receiving module through a shielded cable.
The further improvement is that: the centralized control console is intelligent equipment, the intelligent equipment is one of a desktop computer, a notebook computer, a smart phone, a PDA handheld terminal and a tablet personal computer, and is connected with the variable rolling tool flow moment analog quantity signal receiving module to obtain a variable rolling tool flow moment analog quantity signal.
The further improvement is that: and a Windows Control Center window control center system and an IBA high-speed data acquisition system are installed in the centralized control console, and the centralized control console acquires real-time flow moment of the rough section middle section variable rolling tool and normal balanced flow moment of the rough section middle section variable rolling tool according to the variable rolling tool flow moment analog quantity signal.
The further improvement is that: the centralized control console is internally provided with a man-machine interaction interface, the man-machine interaction interface displays the currently acquired real-time flow moment of the rough section middle section variable rolling tool and the normal balanced flow moment of the rough section middle section variable rolling tool, and meanwhile, the emergency braking rapid stopping delay time is displayed and controlled in real time through a graph of a Windows Control Center window control center system.
A control method for preventing damage to a rough section middle section variable part rolling tool comprises the following steps:
step one: starting a variable piece rolling tool flow moment detector to detect real-time flow moment of the variable piece rolling tool in the middle section of the rough section and normal balanced flow moment of the variable piece rolling tool in the middle section of the rough section;
step two: starting a variable rolling tool flow moment acquisition unit, and acquiring real-time flow moment of the rough section middle section variable rolling tool detected by a variable rolling tool flow moment detector and normal balanced flow moment of the rough section middle section variable rolling tool in real time;
step three: comparing the real-time flow moment of the rough middle section variable part rolling tool with the normal balanced flow moment of the rough middle section variable part rolling tool by using a variable part rolling tool flow moment comparison unit, calculating the ratio of the real-time flow moment of the rough middle section variable part rolling tool to the normal balanced flow moment of the rough middle section variable part rolling tool, and adjusting the quick stopping time delay of emergency braking according to the ratio, thereby controlling the response time of the rough middle section variable part rolling tool after receiving early warning and abnormal confirmation and the execution triggering time of quick braking;
step four: when the ratio of the real-time flow moment of the collected rough section middle section variable piece rolling tool to the normal balanced flow moment of the rough section middle section variable piece rolling tool is more than or equal to 1.2, controlling and adjusting the quick stopping delay time of emergency braking to be 0-3s until the real-time flow moment of the rough section middle section variable piece rolling tool and the normal balanced flow moment of the rough section middle section variable piece rolling tool are balanced;
step five: when the ratio of the collected real-time flow moment of the rough section middle section variable piece rolling tool to the normal balanced flow moment of the rough section middle section variable piece rolling tool is less than 1.2 and more than 1, controlling and adjusting the emergency braking quick stop delay time to be 5-8s until the real-time flow moment of the rough section middle section variable piece rolling tool and the normal balanced flow moment of the rough section middle section variable piece rolling tool are balanced;
step six: when the collected real-time flow moment of the rough section middle section variable piece rolling tool and the collected normal balanced flow moment of the rough section middle section variable piece rolling tool are balanced, the emergency braking quick stopping delay time of the rough section middle section variable piece rolling tool is kept unchanged.
The further improvement is that: in the first step, the real-time flow moment of the rough section middle section variable piece rolling tool and the normal balanced flow moment of the rough section middle section variable piece rolling tool are detected in real time at a certain time interval t, and the time interval t is 50ms.
The further improvement is that: in the fourth, fifth and sixth steps, the real-time flow moment of the rough section middle section variable piece rolling tool and the normal balanced flow moment of the rough section middle section variable piece rolling tool are balanced, namely the ratio of the real-time flow moment of the rough section middle section variable piece rolling tool to the normal balanced flow moment of the rough section middle section variable piece rolling tool=1.
The beneficial effects of the invention are as follows:
1. according to the invention, the real-time flow moment of the rough middle section variable part rolling tool and the normal balanced flow moment of the rough middle section variable part rolling tool are collected in real time, the ratio of the real-time flow moment of the rough middle section variable part rolling tool to the normal balanced flow moment of the rough middle section variable part rolling tool is calculated, the emergency braking and quick stopping time delay of the rough middle section variable part rolling tool is regulated according to the ratio, the damage prevention of the rough middle section variable part rolling tool can be controlled rapidly, accurately, in real time and simply, the phenomenon identification without advance is prevented, the accident of the damage prevention fault of the whole rough middle section variable part rolling tool is avoided, and the production operation rate is ensured.
2. The real-time flow moment of the rough middle section variable part rolling tool and the normal balanced flow moment of the rough middle section variable part rolling tool are collected at a certain time interval t each time, and the calculated amount of a system can be properly reduced while the real-time collection of the real-time flow moment of the rough middle section variable part rolling tool and the normal balanced flow moment of the rough middle section variable part rolling tool is realized.
3. According to the invention, when the ratio of the real-time moment of the rough middle section variable piece rolling tool to the normal balanced moment of the rough middle section variable piece rolling tool is collected at present, the quick stopping time delay of the rough middle section variable piece rolling tool is regulated once by taking 0-3 or 5-8(s) as the regulating base number, and the regulating mode greatly improves the regulating precision of regulating the quick stopping time delay of the emergency braking, and can more accurately control the breakage prevention of the rough middle section variable piece rolling tool.
Drawings
FIG. 1 is a schematic diagram of a system of the present invention;
fig. 2 is a flow chart of the method of the present invention.
Detailed Description
The present invention will be further described in detail with reference to the following examples, which are only for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.
Example 1
According to the embodiment shown in fig. 1, a control system for preventing damage to a rough section middle section variable piece rolling tool is provided, and comprises a variable piece rolling tool flow moment detector and a centralized control console, wherein the variable piece rolling tool flow moment detector is connected with the centralized control console, the centralized control console comprises a variable piece rolling tool flow moment acquisition unit, a variable piece rolling tool flow moment comparison unit and an emergency braking quick stop delay time adjustment unit, and the variable piece rolling tool flow moment detector is used for detecting real-time flow moment of the rough section middle section variable piece rolling tool and normal balanced flow moment of the rough section middle section variable piece rolling tool;
the variable piece rolling tool flow moment acquisition unit is used for acquiring real-time flow moment of the variable piece rolling tool in the middle section of the rough section detected by the variable piece rolling tool flow moment detector and normal balanced flow moment of the variable piece rolling tool in the middle section of the rough section; the variable piece rolling tool flow moment comparison unit is used for comparing the currently acquired real-time flow moment of the variable piece rolling tool in the middle section of the rough section with the normal balanced flow moment of the variable piece rolling tool in the middle section of the rough section, and judging the ratio of the real-time flow moment of the variable piece rolling tool in the middle section of the rough section to the normal balanced flow moment of the variable piece rolling tool in the middle section of the rough section; the emergency braking quick-stopping delay time adjusting unit is used for sending an adjusting signal of the emergency braking quick-stopping delay time according to the ratio of the real-time moment of the currently acquired rough section middle section variable rolling tool to the normal balanced moment of the rough section middle section variable rolling tool, and adjusting the response time of the rough section middle section variable rolling tool after receiving early warning and abnormal confirmation and the execution triggering time of the quick braking by adjusting the emergency braking quick-stopping delay time.
The variable piece rolling tool flow moment detector comprises a visual variable piece rolling tool flow moment measuring instrument and a variable piece rolling tool flow moment analog quantity signal receiving module, wherein the visual variable piece rolling tool flow moment measuring instrument obtains a variable piece rolling tool flow moment analog quantity signal through on-site real-time detection and acquisition and identification, and transmits the signal to the variable piece rolling tool flow moment analog quantity signal receiving module through a shielded cable.
The centralized control console is intelligent equipment, the intelligent equipment is one of a desktop computer, a notebook computer, a smart phone, a PDA handheld terminal and a tablet personal computer, and is connected with the variable rolling tool flow moment analog quantity signal receiving module to obtain a variable rolling tool flow moment analog quantity signal.
And a Windows Control Center window control center system and an IBA high-speed data acquisition system are installed in the centralized control console, and the centralized control console acquires real-time flow moment of the rough section middle section variable rolling tool and normal balanced flow moment of the rough section middle section variable rolling tool according to the variable rolling tool flow moment analog quantity signal.
The centralized control console is internally provided with a man-machine interaction interface, the man-machine interaction interface displays the currently acquired real-time flow moment of the rough section middle section variable rolling tool and the normal balanced flow moment of the rough section middle section variable rolling tool, and meanwhile, the emergency braking rapid stopping delay time is displayed and controlled in real time through a graph of a Windows Control Center window control center system.
Example two
According to fig. 2, the embodiment provides a method for controlling breakage of a rolling tool for a rough section and middle section variable part, which comprises the following steps:
step one: starting a variable rolling tool flow moment detector, and detecting real-time flow moment of the variable rolling tool in the middle section of the rough section and normal balanced flow moment of the variable rolling tool in the middle section of the rough section at time intervals of 50ms each time;
step two: starting a variable rolling tool flow moment acquisition unit, and acquiring real-time flow moment of the rough section middle section variable rolling tool detected by a variable rolling tool flow moment detector and normal balanced flow moment of the rough section middle section variable rolling tool in real time;
step three: comparing the real-time flow moment of the rough middle section variable part rolling tool with the normal balanced flow moment of the rough middle section variable part rolling tool by using a variable part rolling tool flow moment comparison unit, calculating the ratio of the real-time flow moment of the rough middle section variable part rolling tool to the normal balanced flow moment of the rough middle section variable part rolling tool, and adjusting the quick stopping time delay of emergency braking according to the ratio, thereby controlling the response time of the rough middle section variable part rolling tool after receiving early warning and abnormal confirmation and the execution triggering time of quick braking;
step four: when the ratio of the collected real-time flow moment of the rough middle section variable piece rolling tool to the normal balanced flow moment of the rough middle section variable piece rolling tool is more than or equal to 1.2, controlling and adjusting the emergency braking quick stop delay time to be 0-3s until the real-time flow moment of the rough middle section variable piece rolling tool and the normal balanced flow moment of the rough middle section variable piece rolling tool are balanced, namely the ratio of the real-time flow moment of the rough middle section variable piece rolling tool to the normal balanced flow moment of the rough middle section variable piece rolling tool is=1;
step five: when the ratio of the collected real-time flow moment of the rough middle section variable piece rolling tool to the normal balanced flow moment of the rough middle section variable piece rolling tool is less than 1.2 and more than 1, controlling and adjusting the emergency braking quick stop delay time to be 5-8s until the real-time flow moment of the rough middle section variable piece rolling tool and the normal balanced flow moment of the rough middle section variable piece rolling tool are balanced, namely the ratio of the real-time flow moment of the rough middle section variable piece rolling tool to the normal balanced flow moment of the rough middle section variable piece rolling tool=1;
step six: when the collected real-time flow moment of the rough middle section variable piece rolling tool and the collected normal balanced flow moment of the rough middle section variable piece rolling tool are balanced, namely the ratio of the real-time flow moment of the rough middle section variable piece rolling tool to the normal balanced flow moment of the rough middle section variable piece rolling tool=1, the emergency braking quick stop delay time of the rough middle section variable piece rolling tool is kept unchanged.
The invention collects real-time flow moment of the rough middle section variable part rolling tool and normal balanced flow moment of the rough middle section variable part rolling tool in real time, calculates the ratio of the real-time flow moment of the rough middle section variable part rolling tool to the normal balanced flow moment of the rough middle section variable part rolling tool, adjusts the emergency braking and quick stopping time delay of the rough middle section variable part rolling tool according to the ratio, can rapidly, accurately, in real time and simply control the breakage prevention of the rough middle section variable part rolling tool, prevents the phenomenon from being recognized in advance, avoids the accident of breakage prevention fault of the whole rough middle section variable part rolling tool, ensures the production operation rate, collects the real-time flow moment of the rough middle section variable part rolling tool and the normal balanced flow moment of the rough middle section variable part rolling tool each time at a certain time interval t, the invention can properly reduce the calculated amount of a system while realizing real-time acquisition of real-time flow moment of the rough middle section variable piece rolling tool and normal balanced flow moment of the rough middle section variable piece rolling tool, and simultaneously, when the ratio of the real-time flow moment of the rough middle section variable piece rolling tool to the normal balanced flow moment of the rough middle section variable piece rolling tool is acquired once at present, the time of quick stopping time delay of the rough middle section variable piece rolling tool for emergency braking is regulated once by taking 0-3 or 5-8(s) as a regulating base number, and the regulating mode greatly improves the regulating precision of regulating the quick stopping time delay of the emergency braking and can more accurately control the breakage prevention of the rough middle section variable piece rolling tool.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a thick section middle section becomes control system that damage is prevented to piece rolling tool, includes and becomes piece rolling tool flow moment detector and centralized control platform, its characterized in that: the variable rolling tool flow moment detector is connected with the centralized control console, the centralized control console comprises a variable rolling tool flow moment acquisition unit, a variable rolling tool flow moment comparison unit and an emergency braking quick stop delay time adjustment unit, and the variable rolling tool flow moment detector is used for detecting real-time flow moment of a rough section middle section variable rolling tool and normal balanced flow moment of a rough section middle section variable rolling tool;
the variable piece rolling tool flow moment acquisition unit is used for acquiring real-time flow moment of the variable piece rolling tool in the middle section of the rough section detected by the variable piece rolling tool flow moment detector and normal balanced flow moment of the variable piece rolling tool in the middle section of the rough section; the variable piece rolling tool flow moment comparison unit is used for comparing the currently acquired real-time flow moment of the variable piece rolling tool in the middle section of the rough section with the normal balanced flow moment of the variable piece rolling tool in the middle section of the rough section, and judging the ratio of the real-time flow moment of the variable piece rolling tool in the middle section of the rough section to the normal balanced flow moment of the variable piece rolling tool in the middle section of the rough section; the emergency braking quick-stopping delay time adjusting unit is used for sending an adjusting signal of the emergency braking quick-stopping delay time according to the ratio of the real-time moment of the currently acquired rough section middle section variable rolling tool to the normal balanced moment of the rough section middle section variable rolling tool, and adjusting the response time of the rough section middle section variable rolling tool after receiving early warning and abnormal confirmation and the execution triggering time of the quick braking by adjusting the emergency braking quick-stopping delay time.
2. The control system for preventing damage to a rough section and intermediate section variable piece rolling tool according to claim 1, wherein: the variable piece rolling tool flow moment detector comprises a visual variable piece rolling tool flow moment measuring instrument and a variable piece rolling tool flow moment analog quantity signal receiving module, wherein the visual variable piece rolling tool flow moment measuring instrument obtains a variable piece rolling tool flow moment analog quantity signal through on-site real-time detection and acquisition and identification, and transmits the signal to the variable piece rolling tool flow moment analog quantity signal receiving module through a shielded cable.
3. The control system for preventing damage to a rough section and intermediate section variable piece rolling tool according to claim 2, wherein: the centralized control console is intelligent equipment, the intelligent equipment is one of a desktop computer, a notebook computer, a smart phone, a PDA handheld terminal and a tablet personal computer, and is connected with the variable rolling tool flow moment analog quantity signal receiving module to obtain a variable rolling tool flow moment analog quantity signal.
4. A coarse section and middle section variable piece rolling tool breakage-proof control system according to claim 3, wherein: and a Windows Control Center window control center system and an IBA high-speed data acquisition system are installed in the centralized control console, and the centralized control console acquires real-time flow moment of the rough section middle section variable rolling tool and normal balanced flow moment of the rough section middle section variable rolling tool according to the variable rolling tool flow moment analog quantity signal.
5. The control system for preventing damage to a rough section and intermediate section variable piece rolling tool according to claim 4, wherein: the centralized control console is internally provided with a man-machine interaction interface, the man-machine interaction interface displays the currently acquired real-time flow moment of the rough section middle section variable rolling tool and the normal balanced flow moment of the rough section middle section variable rolling tool, and meanwhile, the emergency braking rapid stopping delay time is displayed and controlled in real time through a graph of a Windows Control Center window control center system.
6. The method for controlling the breakage prevention of the rough section middle section variable part rolling tool is realized based on the control system for controlling the breakage prevention of the rough section middle section variable part rolling tool according to claim 5, and is characterized by comprising the following steps:
step one: starting a variable piece rolling tool flow moment detector to detect real-time flow moment of the variable piece rolling tool in the middle section of the rough section and normal balanced flow moment of the variable piece rolling tool in the middle section of the rough section;
step two: starting a variable rolling tool flow moment acquisition unit, and acquiring real-time flow moment of the rough section middle section variable rolling tool detected by a variable rolling tool flow moment detector and normal balanced flow moment of the rough section middle section variable rolling tool in real time;
step three: comparing the real-time flow moment of the rough middle section variable part rolling tool with the normal balanced flow moment of the rough middle section variable part rolling tool by using a variable part rolling tool flow moment comparison unit, calculating the ratio of the real-time flow moment of the rough middle section variable part rolling tool to the normal balanced flow moment of the rough middle section variable part rolling tool, and adjusting the quick stopping time delay of emergency braking according to the ratio, thereby controlling the response time of the rough middle section variable part rolling tool after receiving early warning and abnormal confirmation and the execution triggering time of quick braking;
step four: when the ratio of the real-time flow moment of the collected rough section middle section variable piece rolling tool to the normal balanced flow moment of the rough section middle section variable piece rolling tool is more than or equal to 1.2, controlling and adjusting the quick stopping delay time of emergency braking to be 0-3s until the real-time flow moment of the rough section middle section variable piece rolling tool and the normal balanced flow moment of the rough section middle section variable piece rolling tool are balanced;
step five: when the ratio of the collected real-time flow moment of the rough section middle section variable piece rolling tool to the normal balanced flow moment of the rough section middle section variable piece rolling tool is less than 1.2 and more than 1, controlling and adjusting the emergency braking quick stop delay time to be 5-8s until the real-time flow moment of the rough section middle section variable piece rolling tool and the normal balanced flow moment of the rough section middle section variable piece rolling tool are balanced;
step six: when the collected real-time flow moment of the rough section middle section variable piece rolling tool and the collected normal balanced flow moment of the rough section middle section variable piece rolling tool are balanced, the emergency braking quick stopping delay time of the rough section middle section variable piece rolling tool is kept unchanged.
7. The method for controlling breakage resistance of a rough section and middle section variable part rolling tool according to claim 6, wherein the method comprises the following steps: in the first step, the real-time flow moment of the rough section middle section variable piece rolling tool and the normal balanced flow moment of the rough section middle section variable piece rolling tool are detected in real time at a certain time interval t, and the time interval t is 50ms.
8. The method for controlling breakage resistance of a rough section and middle section variable part rolling tool according to claim 6, wherein the method comprises the following steps: in the fourth, fifth and sixth steps, the real-time flow moment of the rough section middle section variable piece rolling tool and the normal balanced flow moment of the rough section middle section variable piece rolling tool are balanced, namely the ratio of the real-time flow moment of the rough section middle section variable piece rolling tool to the normal balanced flow moment of the rough section middle section variable piece rolling tool=1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111111452.3A CN113976634B (en) | 2021-09-23 | 2021-09-23 | Control system and method for preventing damage of rough section middle section variable part rolling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111111452.3A CN113976634B (en) | 2021-09-23 | 2021-09-23 | Control system and method for preventing damage of rough section middle section variable part rolling tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113976634A CN113976634A (en) | 2022-01-28 |
| CN113976634B true CN113976634B (en) | 2023-07-25 |
Family
ID=79736301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111111452.3A Active CN113976634B (en) | 2021-09-23 | 2021-09-23 | Control system and method for preventing damage of rough section middle section variable part rolling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113976634B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3415405B2 (en) * | 1997-09-16 | 2003-06-09 | 株式会社東芝 | Hydraulic rolling down control of rolling mill |
| CN106345821A (en) * | 2016-08-29 | 2017-01-25 | 四川省达州钢铁集团有限责任公司 | Steel rolling water-penetrating system water tank control method and device |
| CN107377636A (en) * | 2017-08-11 | 2017-11-24 | 张家港联峰钢铁研究所有限公司 | A kind of abnormal current tracking method of rolling line production |
| CN110280602B (en) * | 2019-07-19 | 2021-01-05 | 北京宇轩智能科技有限公司 | Intelligent steel rolling abnormal rolling evaluation system and processing method |
| CN112222206B (en) * | 2020-08-31 | 2021-10-22 | 山东钢铁集团日照有限公司 | Signal tracking method applied to steel rolling system |
| CN112222203B (en) * | 2020-10-13 | 2022-04-01 | 阳春新钢铁有限责任公司 | Control system and control method for double-high-speed wire single-double wire rolling tension adjusting system |
| CN112756404B (en) * | 2020-11-23 | 2022-04-01 | 阳春新钢铁有限责任公司 | Precise and quantitative automatic control system and control method for non-cold section of production head of high-speed wire rod |
-
2021
- 2021-09-23 CN CN202111111452.3A patent/CN113976634B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113976634A (en) | 2022-01-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113649421B (en) | Control system and method for temperature drop compensation of finish rolling inlet | |
| CN105170712A (en) | Automatic leveling and distance-measuring plate shearer set and control method thereof | |
| CN113976634B (en) | Control system and method for preventing damage of rough section middle section variable part rolling tool | |
| CN201017232Y (en) | Industry process non-linearity failure diagnosis device based on fisher | |
| CN101782763B (en) | Method for monitoring statistical process control | |
| CN113401758A (en) | Elevator door opening and closing fault detection method | |
| CN101625564B (en) | Method and system for automatic control and automatic warning | |
| CN105057755A (en) | Automatic two-time-leveling steel plate shearing production line | |
| CN114865794B (en) | Visual analysis system for configuration files of intelligent substation | |
| US8751434B2 (en) | Signal analyser | |
| CN114082791B (en) | Control system and method for grinding through pre-waking of spiral finished plastic coil through pipe | |
| CN201603758U (en) | Head-positioning automatic control device of wire feeding machine | |
| CN110907544B (en) | Identification method for abnormal step data of content of dissolved gas in transformer oil | |
| CN113676032B (en) | System and method for controlling overvoltage of load reversing inverter | |
| CN103569817B (en) | A kind of elevator weighing system failure detection method | |
| CN110703012B (en) | Distributed fault diagnosis method for power transmission line | |
| CN113751508B (en) | Double-high-line three-roller-way overlength collision avoidance control method | |
| CN106908337A (en) | A kind of wire twist testing machine | |
| CN110421731A (en) | A kind of diamond wire broken string on-line detecting system | |
| CN113680831B (en) | Control system and method for comprehensively regulating and controlling tail steel | |
| CN109174987A (en) | A kind of control method, system, storage medium and the calculating equipment of high line spinning | |
| CN113050568B (en) | Quality monitoring method and system for false-twisted yarns | |
| CN113714302B (en) | Double-high-line rolling tail ring hook-type recoil control method | |
| CN205940466U (en) | Control system | |
| CN205317806U (en) | Stranding machine broken string detecting system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |