CN104162548B - Hot rolling coiler switching method - Google Patents
Hot rolling coiler switching method Download PDFInfo
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- CN104162548B CN104162548B CN201410402869.9A CN201410402869A CN104162548B CN 104162548 B CN104162548 B CN 104162548B CN 201410402869 A CN201410402869 A CN 201410402869A CN 104162548 B CN104162548 B CN 104162548B
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- 238000005098 hot rolling Methods 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 107
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Abstract
The invention discloses a hot rolling coiler switching method, which comprises the following steps: at the time t1, the recoiling machine 1, the recoiling machine 2 and the recoiling machine 3 are all in an automatic switching mode, and when the previous strip steel enters the recoiling machine 3 and generates a steel biting signal, the state of the recoiling machine 1 is judged for the first time, wherein the recoiling machine 1 is the recoiling machine selected by the current strip steel; at the time of t2, when the current strip steel generates a steel biting signal at F7, performing secondary state judgment on the coiling machine 1; at the time of t3, when the current strip steel reaches the fourth group of roller ways, performing third state judgment on the coiling machine 1; at the time of t4, when the current strip steel reaches the eighth group of roller ways, fourth state judgment is carried out on the coiling machine 1; if the fourth state judgment of the coiler 1 is successful, performing fifth state judgment on the coiler 1; if the five state determinations are successful, the coiler 1 receives the current strip steel.
Description
Technical field
The application relates to metallurgical industry field, particularly relates to a kind of hot rolling coiler changing method.
Background technology
Coiling machine is very important equipment on hot rolling line, for batching the strip steel of finishing mill institute output,
Strip steel after batching becomes web-like, in order to next step carries out packing spray number work.General hot rolling in-site installation three
Coiling machine alternately produces.After previous piece of strip steel enters a certain coiling machine, how next block strip steel selectes next
Platform coiling machine is most important to normal production.Hot rolling coiler handoff technique includes manual and automatic switching,
But still there is problems in that the most normally switching the used time relatively long, affect the fast rolling rhythm of whole rolling line；
2. the hand-off process under coiling machine abnormal conditions is difficult to operation, easily causes coiling machine heap steel accident；Do not have
Automatic switchover coiling machine function under standby abnormal conditions.Therefore, switching is the key that coiling machine normally works
Link, is related to the properly functioning of integral device and product quality.
Summary of the invention
Invention provides a kind of hot rolling coiler changing method, to solve, coiling machine switching is improper to be caused
Production accident.
For solving above-mentioned technical problem, the invention provides a kind of hot rolling coiler changing method, for three
Switch between platform coiling machine, wherein, described three coiling machines respectively: coiling machine 1, coiling machine 2,
Coiling machine 3；Described method includes:
In the t1 moment, described coiling machine 1, described coiling machine 2, described coiling machine 3 is all in automatic switchover mould
Formula, and when steel signal is stung in the previous piece of strip steel described coiling machine 3 of entrance generation, described coiling machine 1 is carried out
State judges for the first time, and wherein, described coiling machine 1 is the coiling machine that current strip steel selects；
In the t2 moment, described current strip steel, when F7 produces and stings steel signal, carries out second to described coiling machine 1
Next state judges；
In the t3 moment, when described current strip steel arrives the 4th group of roller-way, described coiling machine 1 is carried out third time
State judges；
In the t4 moment, when described current strip steel arrives the 8th group of roller-way, described coiling machine 1 is carried out the 4th time
State judges；
If the 4th next state of described coiling machine 1 judges successfully, described coiling machine 1 is carried out the 5th next state
Judge；
If five next states judge all successful, the most described coiling machine 1 receives described current strip steel.
Preferably, the described state for the first time that carries out described coiling machine 1 judges, specifically includes:
Judging that mandrel transmission is normal, upper and lower pinch roll transmission is normal, and pinch roll servo is normal, and flipper guide is watched
Clothes are normal, and Wrapping Roll servo is normal, and mandrel breathing servo is normal, and the upper and lower bit switch of chute plate is powered normally,
Coiling machine is powered normally, and coiling machine 1 controls to be under automatic mode.
Preferably, carrying out described coiling machine 1 after state judges for the first time described, described method is also wrapped
Include:
If the first time state of described coiling machine 1 judges unsuccessfully, it is switched to described coiling machine 2 and carries out for the first time
State judges；
If the first time state of described coiling machine 2 judges unsuccessfully, it is switched to described coiling machine 3 and carries out for the first time
State judges；
If the first time state of described coiling machine 3 judges unsuccessfully, proceed to step: in the t2 moment, described currently
Strip steel, when F7 produces and stings steel signal, carries out second time state and judges described coiling machine 1.
Preferably, the described second time state that carries out described coiling machine 1 judges, specifically includes:
Judging that mandrel transmission is normal, upper and lower pinch roll transmission is normal, and pinch roll servo is normal, and flipper guide is watched
Clothes are normal, and Wrapping Roll servo is normal, and mandrel breathing servo is normal, and the upper and lower bit switch of chute plate is powered normally,
Coiling machine is powered normally.
Preferably, carrying out described coiling machine 1 after second time state judges described, described method is also wrapped
Include:
If the second time state of described coiling machine 1 judges unsuccessfully, it is switched to described coiling machine 2 and carries out second time
State judges；
If the second time state of described coiling machine 2 judges unsuccessfully, it is switched to described coiling machine 3 and carries out second time
State judges；
If the second time state of described coiling machine 3 judges unsuccessfully, proceed to step: in the t3 moment, described currently
When strip steel arrives the 4th group of roller-way, described coiling machine 1 is carried out third time state and judges.
Preferably, the described described coiling machine 1 selecting current strip steel carries out third time state judgement, specifically
Including:
Judging that mandrel transmission is normal, upper and lower pinch roll transmission is normal, and pinch roll servo is normal, and flipper guide is watched
Clothes are normal, and Wrapping Roll servo is normal, and mandrel breathing servo is normal, and the upper and lower bit switch of chute plate is powered normally,
Coiling machine is powered normally.
Preferably, described after described coiling machine 1 carrying out third time state and judges, described method is also wrapped
Include:
If the third time state of described coiling machine 1 judges unsuccessfully, it is switched to described coiling machine 2 and carries out third time
State judges；
If the third time state of described coiling machine 2 judges unsuccessfully, it is switched to described coiling machine 3 and carries out third time
State judges；
If the third time state of described coiling machine 3 judges unsuccessfully, proceed to step: in the t4 moment, described currently
When strip steel arrives the 8th group of roller-way, described coiling machine 1 is carried out the 4th next state and judges.
Preferably, described the 4th next state that carries out described coiling machine 1 judges, specifically includes:
Judging that mandrel is in automatic mode, mandrel preexpanding completes, and mandrel gear shift completes, and mandrel supports closes；
Wrapping Roll is in automatic mode, and Wrapping Roll roll gap reaches setting value；Pinch roll is in automatic mode, pinch roll
Roll gap reaches setting value；Flipper guide reaches setting value；Chute plate is in bottom；Switchboard is in upper；Pressure
Tight roller is in upper；The first to nine group roller-way is in automatic mode.
Preferably, carrying out described coiling machine 1 after the 4th next state judges described, described method is also wrapped
Include:
If the 4th next state of described coiling machine 1 judges unsuccessfully, produce switching and report to the police, trigger described coiling machine 1
Stop soon.
Preferably, described the 5th next state that carries out described coiling machine 1 judges, specifically includes:
Judging that mandrel transmission is normal, upper and lower pinch roll transmission is normal, and pinch roll servo is normal, and flipper guide is watched
Clothes are normal, and Wrapping Roll servo is normal, and mandrel breathing servo is normal, and the upper and lower bit switch of chute plate is powered normally,
Coiling machine is powered normally.
Preferably, carrying out described coiling machine 1 after the 5th next state judges described, described method is also wrapped
Include:
If the 5th next state of described coiling machine 1 judges unsuccessfully, produce switching and report to the police, trigger described coiling machine 1
Stop soon.
Preferably, described at described coiling machine 1, described coiling machine 2, described coiling machine 3 is all in automatically cutting
Die change formula, and before previous piece of strip steel enters described coiling machine 3 and generation stings steel signal, described method is also wrapped
Include:
Whether detection second roller-way has strip steel passing through to the tenth road roller-way, if from described second successively
Roller-way is not until the tenth road roller-way has strip steel, by described coiling machine 1, described coiling machine 2, described coiling machine 3
Between automatic switchover mode switch to manual switching pattern；
Whether detection the 6th road roller-way has strip steel passing through to the tenth road roller-way, if from described 6th road successively
Roller-way is not until the tenth road roller-way has strip steel, and coiling machine single manual switching button can operate, manual mode
Come into force.
A kind of hot rolling coiler changing method that the present invention provides, has the beneficial effect that:
The present invention carries out five next state judgements, to ensure that coiling machine switches by current strip steel is selected coiling machine
Reliability, and provide for follow-up coil process and ensure, thoroughly avoid the major accident of coiling machine heap steel.
Accompanying drawing explanation
The flow chart of the hot rolling coiler changing method that Fig. 1 provides for the embodiment of the present invention；
The coiling machine switching sequence figure that Fig. 2 provides for the embodiment of the present invention；
The overall flow figure of the coiling machine that Fig. 3 provides for the embodiment of the present invention.
Detailed description of the invention
In order to make the application the technical staff in the technical field be more clearly understood that the application, below in conjunction with
Accompanying drawing, is described in detail technical scheme by specific embodiment.
Embodiment 1:
In embodiments of the present invention, a kind of hot rolling coiler changing method is described, at three coiling machines
Between switch over, wherein, three coiling machines respectively: coiling machine 1, coiling machine 2, coiling machine 3.
It is contemplated that carry out five next state judgements by the coiling machine selected to current strip steel, to ensure to batch
The reliability of machine switching, and provide guarantee for follow-up coil process, thoroughly avoid the tight of coiling machine heap steel
Weight accident.
Refer to Fig. 1 below, in the embodiment of the present invention, a kind of hot rolling coiler changing method of offer is concrete real
Execute process as follows:
S101, in the t1 moment, coiling machine 1, coiling machine 2, coiling machine 3 all in automatic switchover mode,
And previous piece of strip steel enters coiling machine 3 and produce when stinging steel signal, coiling machine 1 is carried out first time state and sentences
Fixed.Wherein, coiling machine 1 is the coiling machine that current strip steel selects.
In concrete implementation process, coiling machine 1, coiling machine 2, coiling machine 3 have manual switching pattern and
Automatic switchover mode both of which.Manual switching pattern is by user's manual operation, controls between coiling machine
Switching over, automatic switchover mode is then that PLC controls independently to switch between three coiling machines.
And automatic switchover mode and manual switching pattern can be converted, as follows:
At coiling machine 1, coiling machine 2, coiling machine 3 is all in automatic switchover mode, and previous piece of strip steel enters
Before steel signal is stung in coiling machine 3 generation, the method also includes:
Whether detection second roller-way stores strip steel to the tenth road roller-way successively, if from second roller-way until the
Ten road roller-ways do not have strip steel, and automatic switchover mode switches to manual switching pattern；Automatic switchover mould now
Formula, is mainly used at coiling machine 1, and coiling machine 2 switches between coiling machine 3 three.Such as, when
Previous piece of strip steel enters coiling machine 3 and produces and sting steel signal, then then can automatically switch to coiling machine 1 and connect
Receive current strip steel to carry out.In concrete implementation process, when three coiling machines are in automatic switchover mode,
In the t1 moment, previous piece of strip steel enters coiling machine 3, when steel signal DC (3) LR ON is stung in generation, then can trigger
Next coiling machine (that is: coiling machine 1) carries out coiling machine condition adjudgement CSEL_01.GAT (1) for the first time.
Whether detection the 6th road roller-way stores strip steel to the tenth road roller-way successively, if from the 6th road roller-way until the
Ten road roller-ways do not have strip steel, and coiling machine single manual switching button can operate, and manual mode comes into force.As incited somebody to action
The automatic mode of coiling machine 1 switches to manual mode, i.e. manual operation coiling machine 1 carries out coil.
And coiling machine 1 is carried out state for the first time and judges, specifically include:
Judging that mandrel transmission is normal, upper and lower pinch roll transmission is normal, and pinch roll servo is normal, and flipper guide is watched
Clothes are normal, and Wrapping Roll servo is normal, and mandrel breathing servo is normal, and the upper and lower bit switch of chute plate is powered normally,
Coiling machine is powered normally, and coiling machine 1 controls to be under automatic mode.If having parts abnormal, then table
Show that the first time of coiling machine 1 judges unsuccessfully.If all of parts the most normally work, then it represents that coiling machine 1
Once judge successfully.
If the first time state of coiling machine 1 judges successfully, then show coiling machine 1 success of preliminary election for the first time.
If the first time state of coiling machine 1 judges unsuccessfully, then it is switched to coiling machine 2 and carries out for the first time state and sentence
Fixed.Now, coiling machine 2 is then the coiling machine that current strip steel is selected.If coiling machine 2 judges successfully for the first time,
Then show coiling machine 2 success of preliminary election for the first time.
If the first time state of coiling machine 2 judges unsuccessfully, it is switched to coiling machine 3 and carries out state judgement for the first time.
Now, coiling machine 3 is then the coiling machine that current strip steel is selected.
If the first time state of coiling machine 3 judges unsuccessfully, it was demonstrated that these three coiling machines state for the first time judges all
Unsuccessful, now three coiling machines are reported to the police all without producing, and or can select coiling machine 1 carries out follow-up step
Suddenly, it may be assumed that
If the first time state of coiling machine 3 judges unsuccessfully, then proceed to step: in the t2 moment, current strip steel exists
F7 produces when stinging steel signal, coiling machine 1 carries out second time state and judges.
S102, in the t2 moment, current strip steel, when F7 produces and stings steel signal, carries out second time to coiling machine 1
State judges.
During coiling machine 1 carries out second time state judgement, main judgement mandrel transmission is normal, upper,
Bottom pinch roll transmission is normal, and pinch roll servo is normal, and flipper guide servo is normal, and Wrapping Roll servo is normal, core
Axle breathing servo is normal, and the upper and lower bit switch of chute plate is powered normally, and coiling machine is powered normally.If there being a portion
Part is abnormal, then it represents that the second time of coiling machine 1 judges unsuccessfully.If all of parts the most normally work, then
Represent that coiling machine 1 second time judges successfully.
If coiling machine 1 second time judges successfully, then it represents that the success of coiling machine 1 run-off primary.
Coiling machine 1 second time judges unsuccessfully, then can carry out below step:
If coiling machine 1 second time judges unsuccessfully, it is switched to coiling machine 2 and carries out second time state judgement.
If the second time state of coiling machine 2 judges unsuccessfully, it is switched to coiling machine 3 and carries out second time state judgement.
If the second time state of coiling machine 3 judges unsuccessfully, it was demonstrated that these three coiling machine second time states judge all
Unsuccessful, now three coiling machines are reported to the police all without producing, and or can select coiling machine 1 carries out follow-up step
Suddenly, it may be assumed that
If the second time state of coiling machine 3 judges unsuccessfully, proceeding to step: in the t3 moment, current strip steel arrives
During the 4th group of roller-way, coiling machine 1 is carried out third time state and judges.
S103, in the t3 moment, when current strip steel arrives the 4th group of roller-way, carries out third time shape to coiling machine 1
State judges.
During coiling machine 1 carries out third time state judgement, main judgement mandrel transmission is normal, upper,
Bottom pinch roll transmission is normal, and pinch roll servo is normal, and flipper guide servo is normal, and Wrapping Roll servo is normal, core
Axle breathing servo is normal, and the upper and lower bit switch of chute plate is powered normally, and coiling machine is powered normally.If there being a portion
Part is abnormal, then it represents that the third time of coiling machine 1 judges unsuccessfully.If all of parts the most normally work, then
Represent that coiling machine 1 third time judges successfully.
If coiling machine 1 third time judges successfully, then it represents that coiling machine 1 third time preliminary election success.
Coiling machine 1 third time judges unsuccessfully, then can carry out below step:
If the third time state of coiling machine 1 judges unsuccessfully, it is switched to coiling machine 2 and carries out third time state judgement.
If the third time state of coiling machine 2 judges unsuccessfully, it is switched to coiling machine 3 and carries out third time state judgement.
If the third time state of coiling machine 3 judges unsuccessfully, it was demonstrated that these three coiling machine third time states judge all
Unsuccessful, now three coiling machines are reported to the police all without producing, and or can select coiling machine 1 carries out follow-up step
Suddenly, it may be assumed that
If the third time state of coiling machine 3 judges unsuccessfully, proceeding to step: in the t4 moment, current strip steel arrives
During the 8th group of roller-way, coiling machine 1 is carried out the 4th next state and judges.
S104, in the t4 moment, when current strip steel arrives the 8th group of roller-way, carries out the 4th shape to coiling machine 1
State judges.
In concrete implementation process, coiling machine 1 is carried out the 4th next state and judges, specifically include:
Judging that mandrel is in automatic mode, mandrel preexpanding completes, and mandrel gear shift completes, and mandrel supports closes.
Wrapping Roll is in automatic mode, and Wrapping Roll roll gap reaches setting value.Pinch roll is in automatic mode, pinch roll
Roll gap reaches setting value.Flipper guide reaches setting value.Chute plate is in bottom.Switchboard is in upper.Pressure
Tight roller is in upper.The first to nine group roller-way is in automatic mode.If there being parts abnormal, then it represents that
Judge unsuccessfully for the 4th time of coiling machine 1.If all of parts the most normally work, then it represents that coiling machine 1 the 4th
Secondary judge successfully.
If the 4th of coiling machine 1 the time judges successfully, then it represents that the 4th preliminary election of coiling machine 1 success, to batching
Machine 1 carries out the 5th next state and judges.
If the 4th next state of coiling machine 1 judges unsuccessfully, produce switching and report to the police, trigger coiling machine 1 and stop soon.
S105, if the 4th next state of coiling machine 1 judges successfully, carries out the 5th next state to coiling machine 1 and sentences
Fixed.
In concrete implementation process, coiling machine 1 is carried out the 5th next state and judges, specifically include:
Judging that mandrel transmission is normal, upper and lower pinch roll transmission is normal, and pinch roll servo is normal, and flipper guide is watched
Clothes are normal, and Wrapping Roll servo is normal, and mandrel breathing servo is normal, and the upper and lower bit switch of chute plate is powered normally,
Coiling machine is powered normally.If there being parts abnormal, then it represents that judge unsuccessfully for the 5th time of coiling machine 1.
If all of parts the most normally work, then it represents that coiling machine 1 judges successfully for the 5th time.
If coiling machine 1 judges successfully the 5th time, then it represents that the 5th preliminary election of coiling machine 1 success.
If the 5th next state of coiling machine 1 judges unsuccessfully, produce switching and report to the police, trigger coiling machine 1 and stop soon.
S106, if five next states judge all successful, then coiling machine 1 receives current strip steel.
And in order to more intuitively these five times judgements are described, refer to Fig. 2 below, it is coiling machine switching
Sequential chart.
In fig. 2:
In the t1 moment, coiling machine 1 is in the pattern of automatically selecting, and previous piece of strip steel enters coiling machine 3, produce
Stinging steel signal DC (3) LR ON, trigger carries out coiling machine condition adjudgement CSEL_01.GAT (1) for the first time.
In the t2 moment, current strip steel is when F7 stings steel, and trigger carries out second time coiling machine condition adjudgement
CSEL_01.CN(1)。
In the t3 moment, current strip steel arrives the 4th group of roller-way, and trigger carries out third time coiling machine state and sentences
Disconnected CSEL_01.CN (1).
In the t4 moment, current strip steel arrives the 8th group of roller-way, and trigger carries out No. the 4th coiling machine state and sentences
Disconnected CSEL_01.RDY (1) and No. the 5th coiling machine condition adjudgement CSEL_01.CN (1).
If above five next states judge to be satisfied by, coiling machine has switched, and current strip steel enters smoothly and batches
Machine 1.
Refer to Fig. 3 below, be the overall flow figure of the coiling machine that the embodiment of the present invention provides.
S1, three coiling machines are in automatic switchover mode.
S2, previous piece of strip steel whether enters previous coiling machine and steel signal is stung in generation.
If so, S3 is entered: current coiling machine is carried out state for the first time and judges.If it is not, enter S4: detection
Whether the 2nd roller-way has strip steel to the 10th roller-way.If having, enter S4 circulation.If nothing, enter S5: manually
Switch mode comes into force.Whether fixed 6th roller-way of S6: detection has strip steel to the 10th roller-way.If having, enter S6
Circulation.Such as nothing, enter S7: the hand push button of current coiling machine comes into force.If hand push button now is pressed,
Then can directly receive current strip steel to enter.S8: hand push button is pressed the most.If it is not, enter S8 circulation.
If so, S23 is entered.
If current coiling machine judges successfully for the first time, enter S9: the current coiling machine success of preliminary election for the first time.And
Enter S10: judge whether current strip steel stings steel signal in F7 generation.
If current coiling machine judges unsuccessfully for the first time, enter S11: be switched to next coiling machine and carry out for the first time
Judge.If it is determined that success, proceed to S9.If it is determined that failure, proceed to S10.
If in S10, current strip steel does not produce at F7 and stings steel signal, then proceed to S10 circulation.If it is current
Strip steel produces at F7 and stings steel signal, then enter S12: current coiling machine carries out second time state and judges.If
Judge successfully, then enter S13: current coiling machine run-off primary success.And enter S14: judge current band
Whether steel enters the 4th road roller-way.If it is determined that failure, then enter S15: be switched to next coiling machine and carry out the
Secondary judges.If it is determined that success, proceed to S13.If it is determined that failure, proceed to S14.
In S14, if current strip steel does not arrive the 4th road roller-way, then enter S14 and be circulated.If working as
Front strip steel arrives the 4th road roller-way, then proceed to S16: current coiling machine carries out third time state and judges.If the
Judge successfully three times, then enter S17: current coiling machine run-off primary success.And enter S18: judge to work as
Whether front strip steel enters the 8th road roller-way.If third time judges unsuccessfully, then enter S19: be switched to next volume
The machine of taking carries out third time and judges.If it is determined that success, proceed to S17.If it is determined that failure, proceed to S18.
In S18, if current strip steel does not arrive the 8th road roller-way, then enter S18 and be circulated.If working as
Front strip steel arrives the 8th road roller-way, then proceed to S20: current coiling machine carries out the 4th next state and judges.If sentencing
Fixed failure, then proceed to S21: coiling machine handoff error and report to the police, and coiling machine stops soon.If it is determined that success, then proceed to
S22: current coiling machine is carried out the 5th next state and judges.If it is determined that failure, then proceed to S21.If it is determined that become
Merit, then proceed to S23: coiling machine handover success, receive current strip steel.
A kind of hot rolling coiler changing method that the present invention provides, has the beneficial effect that:
The present invention carries out five next state judgements, to ensure that coiling machine switches by current strip steel is selected coiling machine
Reliability, and provide for follow-up coil process and ensure, thoroughly avoid the major accident of coiling machine heap steel.
Although having been described for the preferred embodiment of the application, but one of ordinary skilled in the art once learning
Basic creative concept, then can make other change and amendment to these embodiments.So, appended power
Profit requires to be intended to be construed to include preferred embodiment and fall into all changes and the amendment of the application scope.
Obviously, those skilled in the art can carry out various change and modification without deviating from this Shen to the application
Spirit and scope please.So, if the application these amendment and modification belong to the application claim and
Within the scope of its equivalent technologies, then the application is also intended to comprise these change and modification.
Claims (11)
1. a hot rolling coiler changing method, for switching between three coiling machines, wherein, institute
State three coiling machines respectively: coiling machine 1, coiling machine 2, coiling machine 3；It is characterized in that, described method
Including:
In the t1 moment, described coiling machine 1, described coiling machine 2, described coiling machine 3 is all in automatic switchover mould
Formula, and when steel signal is stung in the previous piece of strip steel described coiling machine 3 of entrance generation, described coiling machine 1 is carried out
State judges for the first time, and wherein, described coiling machine 1 is the coiling machine that current strip steel selects；
In the t2 moment, described current strip steel, when F7 produces and stings steel signal, carries out second to described coiling machine 1
Next state judges；
In the t3 moment, when described current strip steel arrives the 4th group of roller-way, described coiling machine 1 is carried out third time
State judges；
In the t4 moment, when described current strip steel arrives the 8th group of roller-way, described coiling machine 1 is carried out the 4th time
State judges, specifically includes: judging that mandrel is in automatic mode, mandrel preexpanding completes, and mandrel gear shift is complete
Becoming, mandrel supports closes；Wrapping Roll is in automatic mode, and Wrapping Roll roll gap reaches setting value；At pinch roll
In automatic mode, pinch roll roll gap reaches setting value；Flipper guide reaches setting value；Chute plate is in bottom；
Switchboard is in upper；Hold-down roller is in upper；The first to nine group roller-way is in automatic mode；
If the 4th next state of described coiling machine 1 judges successfully, described coiling machine 1 is carried out the 5th next state
Judge；
If five next states judge all successful, the most described coiling machine 1 receives described current strip steel.
2. a kind of hot rolling coiler changing method as claimed in claim 1, it is characterised in that described to institute
State coiling machine 1 and carry out state judgement for the first time, specifically include:
Judging that mandrel transmission is normal, upper and lower pinch roll transmission is normal, and pinch roll servo is normal, and flipper guide is watched
Clothes are normal, and Wrapping Roll servo is normal, and mandrel breathing servo is normal, and the upper and lower bit switch of chute plate is powered normally,
Coiling machine is powered normally, and coiling machine 1 controls to be under automatic switchover mode.
3. a kind of hot rolling coiler changing method as claimed in claim 1, it is characterised in that described right
After described coiling machine 1 carries out state judgement for the first time, described method also includes:
If the first time state of described coiling machine 1 judges unsuccessfully, it is switched to described coiling machine 2 and carries out for the first time
State judges；
If the first time state of described coiling machine 2 judges unsuccessfully, it is switched to described coiling machine 3 and carries out for the first time
State judges；
If the first time state of described coiling machine 3 judges unsuccessfully, proceed to step: in the t2 moment, described currently
Strip steel, when F7 produces and stings steel signal, carries out second time state and judges described coiling machine 1.
4. a kind of hot rolling coiler changing method as claimed in claim 1, it is characterised in that described to institute
State coiling machine 1 and carry out second time state judgement, specifically include:
Judging that mandrel transmission is normal, upper and lower pinch roll transmission is normal, and pinch roll servo is normal, and flipper guide is watched
Clothes are normal, and Wrapping Roll servo is normal, and mandrel breathing servo is normal, and the upper and lower bit switch of chute plate is powered normally,
Coiling machine is powered normally.
5. a kind of hot rolling coiler changing method as claimed in claim 1, it is characterised in that described right
After described coiling machine 1 carries out second time state judgement, described method also includes:
If the second time state of described coiling machine 1 judges unsuccessfully, it is switched to described coiling machine 2 and carries out second time
State judges；
If the second time state of described coiling machine 2 judges unsuccessfully, it is switched to described coiling machine 3 and carries out second time
State judges；
If the second time state of described coiling machine 3 judges unsuccessfully, proceed to step: in the t3 moment, described currently
When strip steel arrives the 4th group of roller-way, described coiling machine 1 is carried out third time state and judges.
6. a kind of hot rolling coiler changing method as claimed in claim 1, it is characterised in that described to working as
The described coiling machine 1 that front strip steel selects carries out third time state and judges, specifically includes:
Judging that mandrel transmission is normal, upper and lower pinch roll transmission is normal, and pinch roll servo is normal, and flipper guide is watched
Clothes are normal, and Wrapping Roll servo is normal, and mandrel breathing servo is normal, and the upper and lower bit switch of chute plate is powered normally,
Coiling machine is powered normally.
7. a kind of hot rolling coiler changing method as claimed in claim 1, it is characterised in that described right
After described coiling machine 1 carries out third time state judgement, described method also includes:
If the third time state of described coiling machine 1 judges unsuccessfully, it is switched to described coiling machine 2 and carries out third time
State judges；
If the third time state of described coiling machine 2 judges unsuccessfully, it is switched to described coiling machine 3 and carries out third time
State judges；
If the third time state of described coiling machine 3 judges unsuccessfully, proceed to step: in the t4 moment, described currently
When strip steel arrives the 8th group of roller-way, described coiling machine 1 is carried out the 4th next state and judges.
8. a kind of hot rolling coiler changing method as claimed in claim 1, it is characterised in that described right
After described coiling machine 1 carries out the 4th next state judgement, described method also includes:
If the 4th next state of described coiling machine 1 judges unsuccessfully, programmable logic controller (PLC) produces switching and reports to the police,
Trigger described coiling machine 1 to stop soon.
9. a kind of hot rolling coiler changing method as claimed in claim 1, it is characterised in that described to institute
State coiling machine 1 and carry out the 5th next state judgement, specifically include:
Judging that mandrel transmission is normal, upper and lower pinch roll transmission is normal, and pinch roll servo is normal, and flipper guide is watched
Clothes are normal, and Wrapping Roll servo is normal, and mandrel breathing servo is normal, and the upper and lower bit switch of chute plate is powered normally,
Coiling machine is powered normally.
10. a kind of hot rolling coiler changing method as claimed in claim 1, it is characterised in that described
After described coiling machine 1 carries out the 5th next state judgement, described method also includes:
If the 5th next state of described coiling machine 1 judges unsuccessfully, programmable logic controller (PLC) produces switching and reports to the police,
Trigger described coiling machine 1 to stop soon.
11. hot rolling coiler changing methods as claimed in claim 1 a kind of, it is characterised in that described
Described coiling machine 1, described coiling machine 2, described coiling machine 3 is all in automatic switchover mode, and previous piece of band
Before steel signal is stung in the steel described coiling machine 3 of entrance generation, described method includes:
Whether detection second roller-way stores strip steel to the tenth road roller-way successively, if straight from described second roller-way
Strip steel, described coiling machine 1, described coiling machine 2, automatically cutting of described coiling machine 3 is not had to the tenth road roller-way
Die change formula allows to switch to manual switching pattern；
Whether detection the 6th road roller-way stores strip steel to the tenth road roller-way successively, if straight from described 6th road roller-way
Not having strip steel to the tenth road roller-way, the single manual switching button of each coiling machine can operate, manual mode
Come into force.
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| CN110918677B (en) * | 2019-11-14 | 2021-04-06 | 北京科技大学设计研究院有限公司 | Automatic control method of furnace coil rolling line coiler based on state machine |
| CN111570526B (en) * | 2020-05-22 | 2021-04-02 | 东北大学 | Control method for double horizontal coil alternate coiling of fully continuous hot rolling thin strip line |
| CN111570530B (en) * | 2020-05-22 | 2021-04-02 | 东北大学 | Control method for pinch roll before fully-continuous hot-rolling thin strip coil |
| CN111570527B (en) * | 2020-05-22 | 2021-08-03 | 东北大学 | Control method of guide plate in switching process of fully-continuous hot-rolled thin strip line coiling machine |
| CN112453065B (en) * | 2020-10-14 | 2023-03-21 | 首钢京唐钢铁联合有限责任公司 | Coiling control method and device |
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| JP4997263B2 (en) * | 2009-03-19 | 2012-08-08 | 株式会社日立製作所 | Hot rolling simulation apparatus and rolling history simulation method |
| EP2656936B1 (en) * | 2010-12-24 | 2015-04-15 | Mitsubishi-Hitachi Metals Machinery, Inc. | Hot rolling equipment and hot rolling method |
| CN103028613B (en) * | 2011-09-30 | 2014-12-31 | 鞍钢股份有限公司 | Method for improving shape quality of head or tail of hot-rolled strip steel |
| CN102527720B (en) * | 2011-12-07 | 2014-03-12 | 鞍钢股份有限公司 | Control system and control method for multi-roller straightener of cold rolling and rewinding unit |
| CN103223418B (en) * | 2012-01-29 | 2015-06-17 | 宝山钢铁股份有限公司 | Halting method for scrap steel of hot rolling coilers |
| JP5838534B2 (en) * | 2012-05-11 | 2016-01-06 | 株式会社日立製作所 | Manufacturing method of hot-rolled steel strip |
| CN203292226U (en) * | 2013-02-28 | 2013-11-20 | 宝山钢铁股份有限公司 | Side guide plate capable of being replaced rapidly |
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