CN104360626A - Automatic intelligent control method of steel rolling and feeding roller beds - Google Patents
Automatic intelligent control method of steel rolling and feeding roller beds Download PDFInfo
- Publication number
- CN104360626A CN104360626A CN201410600770.XA CN201410600770A CN104360626A CN 104360626 A CN104360626 A CN 104360626A CN 201410600770 A CN201410600770 A CN 201410600770A CN 104360626 A CN104360626 A CN 104360626A
- Authority
- CN
- China
- Prior art keywords
- steel
- roller
- way
- rolling
- rolling mill
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Metal Rolling (AREA)
Abstract
The invention relates to an automatic intelligent control method of steel rolling and feeding roller beds, in particular to the control technology adopting PLC (programmable logic controller) to intelligently control hot continuous rolling and feeding of steel and belongs to the technical field of electrical control. The automatic intelligent control method includes steps of signal acquisition, automatic optimized adjustment of steel feeding distance, automatic and manual control switching and manual halting and emergency halt control. The automatic intelligent control method has the advantages that according to the equality theory of rolling second flow, automatic intelligent adjustment and control of the steel rough rolling and feeding roller beds can be realized by adopting PLC program control and a self-equipped adjustment device, so that matching between automation and rolling speed of a rolling mill during rolling is realized and high-speed constant-speed rolling is realized; automatic and manual button conversion function and intelligent adjustment of the steel feeding distance are realized, the steel rolling pace and the steel feeding distance can be adjusted, and accordingly, reliability in steel feeding during rolling is guaranteed to the greatest extent.
Description
Technical field
The present invention relates to a kind of steel rolling and feed steel rider road automated intelligent control method, particularly utilize PLC to realize the control technology of hot continuous rolling hello steel intelligentized control method, belong to technical field of electric control.
Background technology
At present, in smelter, after the continual rolling transformation of wire and rod factory, heating furnace tapping mode there occurs change, go out to change into parallel push rods by end inlet side and push away steel, before first milling train, tapping roller-way extends, and roller-way is dragged by 12 motor sectionals and controls, and operator's console manual control is more loaded down with trivial details, the technical matters existed after continual rolling transformation is: first, operation format falls behind, and operative employee is in disorder busy, usually causes roller-way long to turn, roller-way stays steel; Secondly, operating system less stable, fault is more, also easily occurs that misoperation causes the accident in manual control process, produces to roll to get rid of.
Summary of the invention
The object of the invention is to provide a kind of steel rolling and feeds steel rider road automated intelligent control method, according to rolling second flow principle, PLC programmed control and autogamy regulating device is utilized to feed steel rider road automated intelligent regulable control to realize roughing, thus realize automatic in the operation of rolling and mill milling speeds match, effective implemention is rolling at the uniform velocity, solves the problems referred to above that background technology exists.
Technical scheme of the present invention is:
Steel rider road automated intelligent control method is fed in a kind of steel rolling, is realized, comprise following technological process by establishment PLC control program:
signals collecting
Automatically control start and stop, utilize the stinging of first milling train, the 3rd rolling mill, the 4th rolling mill, throw steel signal and realize, then by line transmission on PLC, make equipment very clear, observe its running status; The burner of heating furnace go out steel pole be the first signals collecting, go out the every forward motion of steel pole once, burner first group of roller-way just rotate, roller-way stops when retreating;
It is secondary signal collection that 3rd rolling mill throws steel situation, and the 3rd rolling mill throws steel, and after it, roller-way has steel pilot lamp bright, and automatically feed steel and carry out, the roller-way corresponding with the 3rd rolling mill rotates forward;
3rd collection signal is that the 4th rolling mill stings throwing steel signal, and after the 4th rolling mill stings steel, the 4th rolling mill front roller-way stops operating, and roller-way has steel pilot lamp to go out; After the 4th rolling mill throws steel, roller-way starts automatically, continues automatically to feed steel;
4th collection signal is from the heat inspection of installing before first milling train, the 4th rolling mill, and the heat before the 3rd rolling mill detects that roller-way has steel signal, stops furnace delivery table rotating; When the 4th rolling mill does not also throw steel, and heat detects the arrival of next root steel, and at this moment, roller-way stops automatically;
feed the adjustment of steel spacing Automatic Optimal
For ensureing that four rolling mills are fed steel interval and remained between 1s-1.2s, when occurring feeding that steel rhythm is too fast, interval too small or feed too slow, that spacing the is excessive situation of rhythm and adjust in time; Arrange and feed the control of steel spacing Automatic Optimal auxiliary switch and pilot lamp;
Under auto state, when pilot lamp sent automatic pause signal three times in 3 minutes, illustrate and feed steel rhythm too soon, interval too small, this automatically increases and feeds steel 100ms interval time, the bright 1s of adjustment+pilot lamp; Pilot lamp three four rolling mills in 3 minutes feed steel intervals when being greater than 1.2 seconds, and illustrates that to feed rhythm too slow, spacing is excessive, now, automatically reduces hello steel 100ms interval time, the bright 1s of adjustment-pilot lamp; Ensure that four rolling mills are fed steel interval and remained between 1s-1.2s;
Operator's console is arranged and feeds steel interval adjustment button, 1 frame can be adjusted by this button and feed steel interval, by+, interval extends, by-, interval is shortened, the longest 25s, the shortest 0s, default interval 6s;
manually automatically control to switch
Roughing roller-way operator's console is arranged automatically, manual change-over switch; When manual position, operating roller-way forward and backward before and after roughing respectively, when automatically running abnormal, carrying out in time manually feeding steel operation; When switch is at automated location, roughing roller-way, according to the automatic main story of the state such as milling train, roller-way, carries out feeding steel;
manual time-out, anxious stopping control
Operator's console arranges roller-way pause button, and when the steel spacing of four rolling mills is too small, by lower roller pause button, roller-way stops operating, and is rotated further and feeds steel after unclamping.
Main, operator's console is separately installed with the emergency stop switch stopping feeding steel, when this switch is put at anxious off-position, no matter roller-way is automatic or manual, roller-way can not operate, when this switch resets, be automatic before stopping if anxious and roller-way in running status, then automatically enter running status, roller-way is had steel signal removal or automatic a, hand switch, and when pulling manual, roller-way just can stop operating.
Realize the present invention, need setting operation platform, form a set of operator's console by programmable controller (model is OMRON SYSMAC CPM2AH 48 positions) and 24V power supply and each operating switch and warning horn; Also need PLC long-distance control cabinet one side, and the part composition such as supporting noncontacting switch cabinet ten one side, two heat inspections.
According to present invention process step, those of ordinary skill in the art work out corresponding PLC control program, just can realize the present invention.
The present invention realizes feeding steel rider road Based Intelligent Control, is beneficial to and improves rolling quality and rhythm.Steel milling train rhythm is fed in roughing, background technology leans on the professional skill of operating personnel and experience to adjust, and the present invention is automatic adjustment, it is at the uniform velocity rolling, heat inspection detection is needed to complete normal rolling, simultaneously in milling train Dynamic Rolling Process situation, in real time roller steel billet spacing is adjusted, thus realize automatically feeding steel efficiently.
The rolling line Speed Setting of each rolling mill of rolling mill practice flow process is all calculate according to second flow principle to get.The roller-way of milling train controls also to be regulate according to second flow principle, otherwise rolling mill speed will be caused uneven and occur badly bleeding phenomenon, and the present invention automatically feeds steel and regulates the unbalanced key equipment of this trace exactly.
Good effect of the present invention: according to rolling second flow principle, PLC programmed control and autogamy regulating device is utilized to feed steel rider road automated intelligent regulable control to realize roughing, thus realizing automatic in the operation of rolling and mill milling speeds match, effective implemention is rolling at the uniform velocity; Auto-manual one key translation function and hello steel spacing intellectuality adjustment process, realize regulating rolling rhythm and hello steel interval, thus ensure that the reliability of the operation of rolling hello steel to greatest extent.
Accompanying drawing explanation
Fig. 1 is the embodiment of the present invention layout of equipment;
Fig. 2 is embodiment of the present invention PLC control flow chart;
embodiment
Steel rider road automated intelligent control method is fed in a kind of steel rolling, is realized, comprise following technological process by establishment PLC control program:
signals collecting
Automatically control start and stop, utilize the stinging of first milling train, the 3rd rolling mill, the 4th rolling mill, throw steel signal and realize, then by line transmission on PLC, make equipment very clear, observe its running status; The burner of heating furnace go out steel pole be the first signals collecting, go out the every forward motion of steel pole once, furnace roll table just rotates, roller-way stops when retreating;
It is secondary signal collection that 3rd rolling mill throws steel situation, and the 3rd rolling mill throws steel, and after it, roller-way has steel pilot lamp bright, and automatically feed steel and carry out, the roller-way corresponding with the 3rd rolling mill rotates forward;
3rd collection signal is that the 4th rolling mill stings throwing steel signal, and after the 4th rolling mill stings steel, the 4th rolling mill front roller-way stops operating, and roller-way has steel pilot lamp to go out; After the 4th rolling mill throws steel, roller-way starts automatically, continues automatically to feed steel;
4th collection signal is from the heat inspection of installing before first milling train, the 4th rolling mill, and the heat before the 3rd rolling mill detects that roller-way has steel signal, stops furnace delivery table rotating; When the 4th rolling mill does not also throw steel, and heat detects the arrival of next root steel, and at this moment, roller-way stops automatically;
feed the adjustment of steel spacing Automatic Optimal
For ensureing that four rolling mills are fed steel interval and remained between 1s-1.2s, when occurring feeding that steel rhythm is too fast, interval too small or feed too slow, that spacing the is excessive situation of rhythm and adjust in time; Arrange and feed the control of steel spacing Automatic Optimal auxiliary switch and pilot lamp;
Under auto state, when pilot lamp sent automatic pause signal three times in 3 minutes, illustrate and feed steel rhythm too soon, interval too small, this automatically increases and feeds steel 100ms interval time, the bright 1s of adjustment+pilot lamp; Pilot lamp three four rolling mills in 3 minutes feed steel intervals when being greater than 1.2 seconds, and illustrates that to feed rhythm too slow, spacing is excessive, now, automatically reduces hello steel 100ms interval time, the bright 1s of adjustment-pilot lamp; Ensure that four rolling mills are fed steel interval and remained between 1s-1.2s;
Operator's console is arranged and feeds steel interval adjustment button, 1 frame can be adjusted by this button and feed steel interval, by+, interval extends, by-, interval is shortened, the longest 25s, the shortest 0s, default interval 6s;
manually automatically control to switch
Roughing roller-way operator's console is arranged automatically, manual change-over switch; When manual position, operating roller-way forward and backward before and after roughing respectively, when automatically running abnormal, carrying out in time manually feeding steel operation; When switch is at automated location, roughing roller-way, according to the automatic main story of the state such as milling train, roller-way, carries out feeding steel;
manual time-out, anxious stopping control
Operator's console arranges roller-way pause button, and when the steel spacing of four rolling mills is too small, by lower roller pause button, roller-way stops operating, and is rotated further and feeds steel after unclamping.
Main, operator's console is separately installed with the emergency stop switch stopping feeding steel, when this switch is put at anxious off-position, no matter roller-way is automatic or manual, roller-way can not operate, when this switch resets, be automatic before stopping if anxious and roller-way in running status, then automatically enter running status, roller-way is had steel signal removal or automatic a, hand switch, and when pulling manual, roller-way just can stop operating.
Realize the present invention, need setting operation platform, form a set of operator's console by programmable controller (model is OMRON SYSMAC CPM2AH 48 positions) and 24V power supply and each operating switch and warning horn; Also need PLC long-distance control cabinet one side, and the part composition such as supporting noncontacting switch cabinet ten one side, two heat inspections.
The present embodiment specifically controls and method of operating:
1, automatic, manual change-over switch is set;
2, under manual mode, institute's roller-way operates in and on the spot case carries out;
3, under auto state, roller-way runs by following logic control:
(1) roller-way controls to arrange the page automatically:
When steel fed automatically by A, first milling train, 1#--6# electric machines for roller start, stop selection;
When steel fed automatically by B, frame four milling train, 7#--12# electric machines for roller start, stop selection;
When C, the 3rd rolling mill throw steel, 7#, 8# electric motor starting, stopping are selected;
The time delay of D, 1# motor stops delay time setting;
When steel thrown by E, first milling train, feed steel home position signal delay adjustments;
When F, the 3rd rolling mill throw steel, 7#, 8# motor stops delay time setting;
When G, the 4th rolling mill sting steel, the 4th rolling mill feeds the setting of steel delay time;
(2) steering logic explanation
1., first milling train feeds steel signal when being 1, first mill front roll road electric motor starting, starts to feed steel;
2., first milling train is when stinging steel, and first mill front roll road motor stops;
3., first milling train throw steel and after the 3rd rolling mill, roller-way has steel signal to be zero time, time delay N millisecond, first mill front roll road electric motor starting, first milling train feed steel;
4., the 3rd rolling mill throw steel time, after the 3rd rolling mill, roller-way has steel home position signal;
4, the roller-way grouping of Non-follow control: 1#, 2#, 3# motor is a group; 4#, 5#, 6# motor is one group; 7#, 8#, 9# motor is one group; 10#, 11#, 12# motor is one group, and the rotating that 4 operating grips operate 4 groups of motors is carried out feeding steel operation;
When 5, automatically controlling, 1# motor, 7# motor, 12# motor, by the selector switch of 3 on operator's console, being selected it whether to participate in automatically feeding steel and are controlled, when excising position, not starting this motor when automatically feeding steel;
6, points for attention:
1., the 4th rolling mill feeds steel interval when being less than 1 second, warning 3S, reminds operative employee to note;
2., the quantity of frame three back mill table steel is when being greater than 2, and operator's console alarm lamp 0.5s interval alarms, stops feeding steel, need manual artificial treatment;
3., go out after steel pole runs 3s forward, 1#, 2#, 3# roller-way starts, and has steel pilot lamp bright before first milling train, when before frame more than a steel time, pilot lamp glimmers, but does not affect and automatically feed steel program and run, and goes out steel pole when retreating, 1#, 2#, 3# motor stalls.Under auto state, possess after feeding steel bar part, automatically start roller-way and feed steel.When due to a variety of causes (as steel is called away by overhead traveling crane), there is steel pilot lamp bright before first milling train, and when in fact roller-way is without steel, have steel reset button by first mill front roll road, have steel pilot lamp to go out.
4., when steel is hung away by overhead traveling crane after because of fault the 3rd rolling mill, need by reset button, roller-way has steel pilot lamp to go out, and after the 3rd rolling mill throws steel again, has steel pilot lamp bright after the 3rd rolling mill, can continue automatically to feed steel.
Effect: auto-manual one key translation function and hello steel spacing intellectuality adjustment process, realize regulating rolling rhythm and hello steel interval, thus ensure that the reliability of the operation of rolling hello steel to greatest extent.
Claims (2)
1. a steel rider road automated intelligent control method is fed in steel rolling, it is characterized in that being realized by establishment PLC control program, comprises following technological process:
signals collecting
Automatically control start and stop, utilize the stinging of first milling train, the 3rd rolling mill, the 4th rolling mill, throw steel signal and realize, then by line transmission on PLC, make equipment very clear, observe its running status; The burner of heating furnace go out steel pole be the first signals collecting, go out the every forward motion of steel pole once, furnace roll table just rotates, roller-way stops when retreating;
It is secondary signal collection that 3rd rolling mill throws steel situation, and the 3rd rolling mill throws steel, and after it, roller-way has steel pilot lamp bright, and automatically feed steel and carry out, the roller-way corresponding with the 3rd rolling mill rotates forward;
3rd collection signal is that the 4th rolling mill stings throwing steel signal, and after the 4th rolling mill stings steel, the 4th rolling mill front roller-way stops operating, and roller-way has steel pilot lamp to go out; After the 4th rolling mill throws steel, roller-way starts automatically, continues automatically to feed steel;
4th collection signal is from the heat inspection of installing before first milling train, the 4th rolling mill, and the heat before the 3rd rolling mill detects that roller-way has steel signal, stops furnace delivery table rotating; When the 4th rolling mill does not also throw steel, and heat detects the arrival of next root steel, and at this moment, roller-way stops automatically;
feed the adjustment of steel spacing Automatic Optimal
For ensureing that four rolling mills are fed steel interval and remained between 1s-1.2s, when occurring feeding that steel rhythm is too fast, interval too small or feed rhythm appearance that is too slow, the excessive situation of spacing and adjust in time; Arrange and feed the control of steel spacing Automatic Optimal auxiliary switch and pilot lamp;
Under auto state, when pilot lamp sent automatic pause signal three times in 3 minutes, illustrate and feed steel rhythm too soon, interval too small, this automatically increases and feeds steel 100ms interval time, the bright 1s of adjustment+pilot lamp; Pilot lamp three four rolling mills in 3 minutes feed steel intervals when being greater than 1.2 seconds, and illustrates that to feed rhythm too slow, spacing is excessive, now, automatically reduces hello steel 100ms interval time, the bright 1s of adjustment-pilot lamp; Ensure that four rolling mills are fed steel interval and remained between 1s-1.2s;
Operator's console is arranged and feeds steel interval adjustment button, 1 frame can be adjusted by this button and feed steel interval, by+, interval extends, by-, interval is shortened, the longest 25s, the shortest 0s, default interval 6s;
manually automatically control to switch
Roughing roller-way operator's console is arranged automatically, manual change-over switch; When manual position, operating roller-way forward and backward before and after roughing respectively, when automatically running abnormal, carrying out in time manually feeding steel operation; When switch is at automated location, roughing roller-way, according to the automatic main story of the state such as milling train, roller-way, carries out feeding steel;
manual time-out, anxious stopping control
Operator's console arranges roller-way pause button, and when the steel spacing of four rolling mills is too small, by lower roller pause button, roller-way stops operating, and is rotated further and feeds steel after unclamping.
2. steel rider road automated intelligent control method is fed in a kind of steel rolling according to claim 1, it is characterized in that: main, operator's console is separately installed with the emergency stop switch stopping feeding steel, when this switch is put at anxious off-position, no matter roller-way is automatic or manual, roller-way can not operate, when this switch resets, automatic before stopping if anxious and roller-way in running status, then automatically enter running status, roller-way there are steel signal removal or automatic a, hand switch, when pulling manual, roller-way just can stop operating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410600770.XA CN104360626B (en) | 2014-10-31 | 2014-10-31 | Steel rider road automated intelligent control method is fed in steel rolling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410600770.XA CN104360626B (en) | 2014-10-31 | 2014-10-31 | Steel rider road automated intelligent control method is fed in steel rolling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104360626A true CN104360626A (en) | 2015-02-18 |
| CN104360626B CN104360626B (en) | 2017-08-01 |
Family
ID=52527894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410600770.XA Expired - Fee Related CN104360626B (en) | 2014-10-31 | 2014-10-31 | Steel rider road automated intelligent control method is fed in steel rolling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104360626B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109396195A (en) * | 2018-11-13 | 2019-03-01 | 四川德胜集团钒钛有限公司 | Anti-seismic steel bar identifies prompt drop control system and control method end to end |
| CN109590335A (en) * | 2018-11-22 | 2019-04-09 | 阳春新钢铁有限责任公司 | A kind of control system and method preventing steel billet crown tail |
| CN109590337A (en) * | 2018-11-22 | 2019-04-09 | 阳春新钢铁有限责任公司 | A kind of control system and method preventing steel scrap |
| CN109590336A (en) * | 2018-11-22 | 2019-04-09 | 阳春新钢铁有限责任公司 | A kind of control system and method for steel billet spacing |
| CN110814022A (en) * | 2019-10-28 | 2020-02-21 | 北京科技大学设计研究院有限公司 | Automatic control method for front roller way of 5-level 3-vertical roughing mill set |
| CN111530929A (en) * | 2020-05-14 | 2020-08-14 | 攀钢集团攀枝花钢钒有限公司 | Method for realizing energy saving by automatically starting and stopping four-roller reversible rolling mill |
| CN114101349A (en) * | 2021-11-19 | 2022-03-01 | 阳春新钢铁有限责任公司 | Intelligent processing system and method for intelligent detection of steel shifting abnormity of dual-high-speed wire steel splitting roller way |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008097323A (en) * | 2006-10-12 | 2008-04-24 | Koyo Electronics Ind Co Ltd | Motion control system |
| CN201765503U (en) * | 2010-09-03 | 2011-03-16 | 武汉迈科机电物资工程有限公司 | Electrical control system of hot rolling reeling machine pinch roll on-line grinding and rolling apparatus |
| CN102323784A (en) * | 2011-06-27 | 2012-01-18 | 芜湖新兴铸管有限责任公司 | Control system for hot saw for steel rolling bar |
| CN102650871A (en) * | 2011-02-24 | 2012-08-29 | 宝山钢铁股份有限公司 | Plate blank discharging control method for hot rolled plate production line |
| CN103019150A (en) * | 2012-12-07 | 2013-04-03 | 江苏永钢集团有限公司 | Walking beam type heating furnace automatic steel tapping control system and control method thereof |
-
2014
- 2014-10-31 CN CN201410600770.XA patent/CN104360626B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008097323A (en) * | 2006-10-12 | 2008-04-24 | Koyo Electronics Ind Co Ltd | Motion control system |
| CN201765503U (en) * | 2010-09-03 | 2011-03-16 | 武汉迈科机电物资工程有限公司 | Electrical control system of hot rolling reeling machine pinch roll on-line grinding and rolling apparatus |
| CN102650871A (en) * | 2011-02-24 | 2012-08-29 | 宝山钢铁股份有限公司 | Plate blank discharging control method for hot rolled plate production line |
| CN102323784A (en) * | 2011-06-27 | 2012-01-18 | 芜湖新兴铸管有限责任公司 | Control system for hot saw for steel rolling bar |
| CN103019150A (en) * | 2012-12-07 | 2013-04-03 | 江苏永钢集团有限公司 | Walking beam type heating furnace automatic steel tapping control system and control method thereof |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109396195A (en) * | 2018-11-13 | 2019-03-01 | 四川德胜集团钒钛有限公司 | Anti-seismic steel bar identifies prompt drop control system and control method end to end |
| CN109396195B (en) * | 2018-11-13 | 2020-08-14 | 四川德胜集团钒钛有限公司 | Anti-seismic steel bar head and tail identification quick-falling control system and control method |
| CN109590335A (en) * | 2018-11-22 | 2019-04-09 | 阳春新钢铁有限责任公司 | A kind of control system and method preventing steel billet crown tail |
| CN109590337A (en) * | 2018-11-22 | 2019-04-09 | 阳春新钢铁有限责任公司 | A kind of control system and method preventing steel scrap |
| CN109590336A (en) * | 2018-11-22 | 2019-04-09 | 阳春新钢铁有限责任公司 | A kind of control system and method for steel billet spacing |
| CN109590336B (en) * | 2018-11-22 | 2020-06-26 | 阳春新钢铁有限责任公司 | Control system and method for steel billet spacing |
| CN110814022A (en) * | 2019-10-28 | 2020-02-21 | 北京科技大学设计研究院有限公司 | Automatic control method for front roller way of 5-level 3-vertical roughing mill set |
| CN110814022B (en) * | 2019-10-28 | 2021-03-23 | 北京科技大学设计研究院有限公司 | Automatic control method for front roller way of 5-level 3-vertical roughing mill set |
| CN111530929A (en) * | 2020-05-14 | 2020-08-14 | 攀钢集团攀枝花钢钒有限公司 | Method for realizing energy saving by automatically starting and stopping four-roller reversible rolling mill |
| CN114101349A (en) * | 2021-11-19 | 2022-03-01 | 阳春新钢铁有限责任公司 | Intelligent processing system and method for intelligent detection of steel shifting abnormity of dual-high-speed wire steel splitting roller way |
| CN114101349B (en) * | 2021-11-19 | 2023-05-26 | 阳春新钢铁有限责任公司 | Intelligent detection and intelligent treatment system and method for steel-poking abnormality of double-high-line steel-separating roller way |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104360626B (en) | 2017-08-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104360626A (en) | Automatic intelligent control method of steel rolling and feeding roller beds | |
| CN204075683U (en) | A kind of bolt, nut automatic assembling machine | |
| CN103019150B (en) | Walking beam type heating furnace automatic steel tapping control method | |
| CN106965053A (en) | A kind of asynchronous driving edging cutter | |
| CN105239228B (en) | Yarn finish device powers down synchronization lugs | |
| CN109590336A (en) | A kind of control system and method for steel billet spacing | |
| CN112754065A (en) | Automatic deviation rectifying device and method for tipping paper of cigarette making machine | |
| CN105604370A (en) | Three-dimensional garage frequency conversion and speed regulation control system with brake monitoring function | |
| CN204843270U (en) | Laser numerical control cutting machine | |
| CN104616832A (en) | Tension constant control system for cable traction | |
| CN215189389U (en) | Automatic tipping paper deviation correcting device of cigarette making machine | |
| CN106987998A (en) | A kind of knitting circular knitting machine send yarn control method | |
| CN205897865U (en) | Automatic tapping system of steel -pushing -type heating furnace | |
| CN106825888B (en) | Semi-automatic flash butt welding online temperature measurement frequency conversion drive control system | |
| CN105056825A (en) | Coaxial servo table with active and standby powers | |
| DE19821251A1 (en) | Drive system for a spinning machine with a number of spindle drive motors | |
| CN107618835A (en) | The far distance automatic real-time Transmission device of one kind band coil of strip and its autocontrol method | |
| CN101825888B (en) | Redundancy control method for selecting and switch-interlocking work modes of billet casting machine | |
| CN205000036U (en) | Single spindle two -for -one twister brake equipment | |
| CN111308954A (en) | Constant power control system of hot sawing machine | |
| CN109513768B (en) | Automatic control system for aluminum wire take-up | |
| CN206920911U (en) | The PLC control system of twin shaft auto-feed heavy machine tool | |
| CN102081409B (en) | Speed control system and method of titanium welded pipe production line | |
| CN220371914U (en) | Crawling system for reducing finished product waste throwing of steel rolling cooling roller way | |
| CN209550555U (en) | A kind of online burring machine of roller-way |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170801 Termination date: 20201031 |