CN103302116B - 270 degree of a kind of hot-rolled steel section production line finer tilt mechanism are turned over steel method - Google Patents
270 degree of a kind of hot-rolled steel section production line finer tilt mechanism are turned over steel method Download PDFInfo
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- CN103302116B CN103302116B CN201310188347.9A CN201310188347A CN103302116B CN 103302116 B CN103302116 B CN 103302116B CN 201310188347 A CN201310188347 A CN 201310188347A CN 103302116 B CN103302116 B CN 103302116B
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Abstract
270 degree that the present invention relates to a kind of hot-rolled steel section production line finer tilt mechanism are turned over steel method, belong to steel rolling tilting gear technical field.Technical scheme is by control interface setup parameter and flag bit, automatically controls transmission side, fore side manipulator, makes it to match with tilting gear, thus realizes finer tilt mechanism upset 270 degree, steel billet.Beneficial effect of the present invention: in Section Steel Production technique, needs to carry out one or many upset to steel billet according to pass in different passages, the efficiency of its upset and success rate influence of rolled rhythm and rolling time greatly.The present invention's working range that improve finer tilt mechanism, is become by single once inside out 90 degree and turns over turnback, 270 degree and three upsets, 270 degree of four kinds of situations for twice.It is high that the present invention turns over steel efficiency, for type steel production line finer tilt mechanism provides optimum control program, can be generalized on other similar tilting gears, have good economic benefit and social benefit.
Description
Technical field
270 degree that the present invention relates to a kind of hot-rolled steel section production line finer tilt mechanism are turned over steel method, belong to steel rolling tilting gear technical field.
Background technology
The steel principle of turning over of finer tilt mechanism is: tilting finger (being positioned at transmission side manipulator) is below roller-way face, and transmission side manipulator and steel billet keep certain distance (size according to hook length and steel billet determines), certain distance opened by fore side manipulator, then start tilting finger to make it to reach highest order, transmission side manipulator delayed startup, overturns steel billet by the lifting force of hook and the thrust of transmission side manipulator.At present, the control of finer tilt mechanism is generally divided into manually with automatic, and turning over steel angle is 90 degree.Under automatic condition, carry out turning over steel action according to setting, manipulator carries out the automatic location of each step according to the size of steel billet; Manual activity order is identical with automatic condition.But turn over the process that steel is a more complicated, need manipulator to coordinate with it, the success rate of manually turning over steel is not very high with turning over steel efficiency.May need to turn over turnback or 270 degree for some kind, such as angle steel, needing when its rolling to be overturn 270 degree in certain passage, because the shape of steel billet changes, is not the rectangle of rule, when second time upset, fore side manipulator is once open, and steel billet will fall down (direction of falling down is indefinite), causes turning over steel program interrupt, therefore, the method for background technology upset 3 times can not be overturn 270 degree.
Summary of the invention
The object of the invention is to provide 270 degree of a kind of hot-rolled steel section production line finer tilt mechanism and turns over steel method, by control interface setup parameter and flag bit, automatic control transmission side, fore side manipulator, make it to match with tilting gear, thus realize finer tilt mechanism upset 270 degree, steel billet, solve the problems referred to above existed in background technology.
Technical scheme of the present invention is: 270 degree of a kind of hot-rolled steel section production line finer tilt mechanism are turned over steel method, comprise following processing step:
The first step: set upset twice manipulator at controlling hot rolling system HMI picture (man-machine interface) and open coefficient a1, a2; Steel flag bit will be turned over and be set as that 1(represents tilting gear action twice, overturn 270 degree); Turn over steel number of times to be set as that 2(represents and to turn over steel action twice)
Second step: manipulator is located, by the pass position Gr of corresponding for steel billet allocation passage;
3rd step: judge whether the tilting finger length of tilting gear is less than or equal to the half of width of steel billet, reaches by adjustment manipulator position the half that tilting finger length is less than or equal to width of steel billet;
4th step: judge whether the value that fore side manipulator will be opened is more than or equal to zero (limiting value of fore side manipulator), if be less than zero, steel billet is moved D15-H/2-W/2 to transmission side; Value=(Gr+W/2-D15) that fore side manipulator will be opened; D15 is that steel billet catercorner length is multiplied by manipulator and opens coefficient a1 or a2; W represents width of steel billet; Gr represents pass position; H is steel billet height;
5th step: D15 opened by fore side manipulator, opens coefficient a1 according to manipulator and calculates;
6th step: start tilting gear, tilting finger rises to highest order;
7th step: tilting gear startup command postpones 200ms, start transmission side manipulator, be advanced into Gr+W/2+OFFSET to fore side, start-up operation thruster bed, is positioned to Gr-W/2, and manipulator is auxiliary turns over steel;
8th step: turn over steel number of times and subtract one, because steel billet turns over turnback, so, there is no change (when flag bit is 0, wide and height needs conversion) for turning over the wide and high of steel steel billet next time;
9th step: tilting gear resets, and tilting finger drops to initial bit;
Tenth step: repeat second and third, four, five, six steps; Turn in steel process in second time, the distance D15 that manipulator is opened opens coefficient a2 by manipulator and calculates;
11 step: tilting gear startup command postpones 200ms, start transmission side manipulator, be advanced into Gr+H/2 to fore side, start-up operation thruster bed, is positioned to Gr-H/2, and manipulator is assisted and turned over steel and the location completing steel billet;
12 step: then, turning over steel number of times and subtract one again, is zero, completes 270 degree and turns over steel.
In this process, pass fore side manipulator and open enough positions, under the effect of tilting finger and manipulator, first time turns over steel has made steel billet overturn 180 degree, and turn over steel is for the second time that steel billet turns over and turn 90 degrees under the effect of tilting finger and both sides manipulator, complete 270 degree turn over steel.
About the explanation of the correlation technique that the present invention relates to
Tilting gear of the present invention is an important production link of type steel production line, and it turns over efficiency and the direct influence of rolled rhythm of success rate of steel, thus the seed output and quality of effect type product made from steel.
The present invention describes tilting gear control method, the method different steel billets can be turned over turn 90 degrees, 180 degree and 270 degree.
The present invention is that steel efficiency is turned in the one raising of metallurgy industry type steel production line, and realizing the control technology of repeatedly turning over steel, is a kind of technology controlled for finer tilt mechanism.
The present invention has following technological innovation: 1) realize repeatedly turning over steel with a time to steel billet, each 90 degree; 2) for the rectangle steel billet of some sizes, realize turning over steel for twice and make steel billet overturn 270 degree, first time turns over turnback, and second time is turned over and turn 90 degrees.
Beneficial effect of the present invention: in Section Steel Production technique, needs to carry out one or many upset to steel billet according to pass in different passages, the efficiency of its upset and success rate influence of rolled rhythm and rolling time greatly.The present invention is used for controlling different size steel billet, carry out one or many and turn over steel, improve the working range of finer tilt mechanism, become by single once inside out 90 degree and turn over turnback, 270 degree and three upsets, 270 degree of four kinds of situations for twice, after debugging is come into operation, operate steadily reliable.It is high that the present invention turns over steel efficiency, for type steel production line finer tilt mechanism provides optimum control program, can be generalized on other similar tilting gears, have good economic benefit and social benefit.
Accompanying drawing explanation
Fig. 1 is that regular steel billet turns over and turn 90 degrees step schematic diagram;
Fig. 2 is irregular steel billet upset 270 degree of step schematic diagrames;
In figure: steel billet A, tilting finger B, manipulator transmission side C, manipulator fore side D.
Fig. 3 is Controlling Technology flow chart of the present invention.
Detailed description of the invention
The present invention will be further described by the following examples.
Embodiment one, regular steel billet turns over and turn 90 degrees, and with reference to accompanying drawing 1, a point 1-3 step is carried out.
During the 1 regular steel billet of expression upset, manipulator location steel billet;
During the 2 regular steel billet of expression upset, fore side manipulator is opened;
During the 3 regular steel billet of expression upset, start tilting finger, time delay 200ms transmission side manipulator starts and steps up steel billet.
Embodiment two, irregular steel billet upset 270 degree, with reference to accompanying drawing 2, a point 4-10 step is carried out.
During the 4 irregular steel billet of expression upset, manipulator location steel billet;
During the 5 irregular steel billet of expression upset, fore side manipulator is opened;
During the 6 irregular steel billet of expression upset, start tilting finger, time delay 200ms transmission side manipulator is located;
7 when representing the irregular steel billet of upset, and steel billet turns over turnback under the effect of tilting finger and transmission side manipulator;
During the 8 irregular steel billet of expression upset, manipulator location steel billet;
During the 9 irregular steel billet of expression upset, fore side manipulator is opened;
During the 10 irregular steel billet of expression upset, start tilting finger, time delay 200ms transmission side manipulator steps up steel billet.
The invention will be further described below:
1) manipulator location: OS side: Gr-W/2DS side: Gr+W/2(Gr represents pass position, and W represents width of steel billet)
2) (Ltilt is for turning over the length on the hook surface used in steel process for the relation judging between W/2 and Ltilt+Si; Si is the correction value considering gap between hook and rolled piece)
3) if W/2<=Ltilt+Si
Judge the size (D15 is steel billet diagonal * coefficient, and END_POS_OS is the limiting value of fore side manipulator) of Gr+W/2-D15 and END_POS_OS again;
If Gr+W/2-D15>END_POS_OS
Then fore side manipulator moves to Gr+W/2-D15
Transmission side manipulator moves to Gr+W/2
Start tilting finger afterwards
After time delay 200ms, fore side manipulator position is motionless
It is steel billet height that transmission side manipulator moves to Gr+W/2+H-D15(H)
If Gr+W/2-D15<=END_POS_OS
Then fore side manipulator moves to Gr-W+D15-H/2
Transmission side manipulator moves to Gr-H/2+D15
Then fore side manipulator moves to Gr-H/2
Transmission side manipulator is motionless
Start tilting finger afterwards
After time delay 200ms, fore side manipulator position is motionless
Transmission side manipulator moves to Gr+H/2
4) if W/2>Ltilt+Si
Judge the size of Gr+W/2-D15 and END_POS_OS again
If Gr+W/2-D15>END_POS_OS
Then fore side manipulator moves to Gr+W/2-D15
Transmission side manipulator moves to Gr+W/2
Start tilting finger afterwards
After time delay 200ms, fore side manipulator position is motionless
Transmission side manipulator moves to Gr+W/2+H-D15
If Gr+W/2-D15<=END_POS_OS
Then fore side manipulator moves to Gr-W+D15-H/2
Transmission side manipulator moves to Gr-H/2+D15
Then fore side manipulator moves to Gr-H/2
Transmission side manipulator is motionless
Start tilting finger afterwards
After time delay 200ms, fore side manipulator position is motionless
Transmission side manipulator moves to Gr+H/2
5) for the steel billet of turning 90 degree: turn over steel number of times-1, if 0, then terminate; If not 0, then, transmission side manipulator resets, and tilting finger resets, and steel billet height and width are changed, and carry out previous step afterwards, until turning over steel number of times is 0, terminates;
6) for irregular steel billet upset 270 degree: turn over steel mark position 1 at pass schedule; Turn over steel number of times-1, if 0, then terminate; If not 0, tilting finger resets, and carries out previous step afterwards, until turning over steel number of times is 0, terminates.The D15 of this process, coefficient changes according to setting value, and if angle steel first time is cornerwise 2.34 times, second time is 1.16 times.First time, when turning over steel, after tilting finger starts, the operating distance of time delay 200ms transmission side manipulator was also from different above, and change W+OFFSET into, the OFFSET of 400 angle steel is 340mm, and this value, according to the size of billet bloom size, sets at picture.
Present invention achieves steel billet turn over turn 90 degrees, 180 degree and 270 degree, improve and turn over steel efficiency.
Claims (1)
1. 270 degree of hot-rolled steel section production line finer tilt mechanism are turned over a steel method, it is characterized in that comprising following processing step:
The first step: open coefficient a1, a2 at controlling hot rolling system HMI picture setting upset twice manipulator; Steel flag bit will be turned over and be set as 1, and represent tilting gear action twice, overturn 270 degree; Turn over steel number of times and be set as 2, represent and turn over steel action twice;
Second step: manipulator is located, by the pass position Gr of corresponding for steel billet allocation passage; Gr represents pass position;
3rd step: judge whether the tilting finger length of tilting gear is less than or equal to the half of width of steel billet, reaches by adjustment manipulator position the half that tilting finger length is less than or equal to width of steel billet;
4th step: judge whether the value that fore side manipulator will be opened is more than or equal to zero, if be less than zero, steel billet is moved D15-H/2-W/2 to transmission side; Value=(Gr+W/2-D15) that fore side manipulator will be opened; D15 is that steel billet catercorner length is multiplied by manipulator and opens coefficient a1 or a2; W represents width of steel billet; Gr represents pass position; H is steel billet height;
5th step: D15 opened by fore side manipulator, opens coefficient a1 according to manipulator and calculates;
6th step: start tilting gear, tilting finger rises to highest order;
7th step: tilting gear startup command postpones 200ms, start transmission side manipulator, be advanced into Gr+W/2+OFFSET to fore side, start-up operation thruster bed, is positioned to Gr-W/2, and transmission side and fore side manipulator are assisted and turned over steel;
8th step: turn over steel number of times and subtract one;
9th step: tilting gear resets, and tilting finger drops to initial bit;
Tenth step: repeat second and third, four, five, six steps; Turn in steel process in second time, the distance D15 that fore side manipulator is opened opens coefficient a2 by manipulator and calculates;
11 step: tilting gear startup command postpones 200ms, start transmission side manipulator, be advanced into Gr+H/2 to fore side, start-up operation thruster bed, is positioned to Gr-H/2, and transmission side and fore side manipulator are assisted and turned over steel and the location completing steel billet;
12 step: then, turning over steel number of times and subtract one again, is zero, completes 270 degree and turns over steel.
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| CN201310188347.9A CN103302116B (en) | 2013-05-21 | 2013-05-21 | 270 degree of a kind of hot-rolled steel section production line finer tilt mechanism are turned over steel method |
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| CN201310188347.9A CN103302116B (en) | 2013-05-21 | 2013-05-21 | 270 degree of a kind of hot-rolled steel section production line finer tilt mechanism are turned over steel method |
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| CN103302116B true CN103302116B (en) | 2016-01-20 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736754B (en) * | 2013-12-30 | 2016-04-20 | 马钢控制技术有限责任公司 | Control method for hook type tilter |
| CN110653257B (en) * | 2018-06-29 | 2020-12-25 | 莱芜钢铁集团电子有限公司 | Profile steel rough rolling equipment and control method thereof |
| CN112570470B (en) * | 2019-09-30 | 2023-02-28 | 宝钢湛江钢铁有限公司 | Thick plate angle rolling steel rotating device and using method thereof |
| CN111215458A (en) * | 2019-11-12 | 2020-06-02 | 中冶京诚工程技术有限公司 | Rolling mill area production equipment with laser scribing positioning device and hot rolling production line |
| CN112296289B (en) * | 2020-09-11 | 2022-01-07 | 中冶南方连铸技术工程有限责任公司 | Parallel control steel turning system and parallel control method thereof |
| CN113953336B (en) * | 2021-10-20 | 2023-03-31 | 中冶京诚工程技术有限公司 | Automatic steel turnover control method, automatic steel turnover controller and system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2940612A (en) * | 1956-01-19 | 1960-06-14 | Davy & United Eng Co Ltd | Turn-over gear for use with rolling mills and the like |
| JP2002153902A (en) * | 2000-11-21 | 2002-05-28 | Hitachi Ltd | Rolling mill, rolling method and continuous hot rolling equipment |
| CN2538453Y (en) * | 2002-05-20 | 2003-03-05 | 首钢总公司 | Lifting finger |
| CN2574797Y (en) * | 2002-09-30 | 2003-09-24 | 邯郸钢铁集团有限责任公司 | Multistage inverted wire drawing machine |
| CN101161363A (en) * | 2007-11-26 | 2008-04-16 | 中国重型机械研究院 | Fluid pressure type pulling and turning steel method |
| CN101985135A (en) * | 2009-07-29 | 2011-03-16 | 廖肇全 | Tipper |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0966302A (en) * | 1995-08-31 | 1997-03-11 | Nkk Corp | Hrd continuous rolling method |
-
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- 2013-05-21 CN CN201310188347.9A patent/CN103302116B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2940612A (en) * | 1956-01-19 | 1960-06-14 | Davy & United Eng Co Ltd | Turn-over gear for use with rolling mills and the like |
| JP2002153902A (en) * | 2000-11-21 | 2002-05-28 | Hitachi Ltd | Rolling mill, rolling method and continuous hot rolling equipment |
| CN2538453Y (en) * | 2002-05-20 | 2003-03-05 | 首钢总公司 | Lifting finger |
| CN2574797Y (en) * | 2002-09-30 | 2003-09-24 | 邯郸钢铁集团有限责任公司 | Multistage inverted wire drawing machine |
| CN101161363A (en) * | 2007-11-26 | 2008-04-16 | 中国重型机械研究院 | Fluid pressure type pulling and turning steel method |
| CN101985135A (en) * | 2009-07-29 | 2011-03-16 | 廖肇全 | Tipper |
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