CN203158881U - Automatic rolling control system of wide weight belt production line - Google Patents
Automatic rolling control system of wide weight belt production line Download PDFInfo
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- CN203158881U CN203158881U CN 201220736427 CN201220736427U CN203158881U CN 203158881 U CN203158881 U CN 203158881U CN 201220736427 CN201220736427 CN 201220736427 CN 201220736427 U CN201220736427 U CN 201220736427U CN 203158881 U CN203158881 U CN 203158881U
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- rolling
- control system
- supporting plate
- wide
- band
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Abstract
The utility model discloses an automatic rolling control system of a wide weight belt production line. The system is arranged behind a belt feeding device and comprises a PLC (programmable logic controller) control system and a rolling device, wherein the rolling device is used for receiving a weight belt fed by the belt feeding device; the system further comprises a buffer mechanism arranged between the belt feeding device and the rolling device; the PLC control system judges the tension change of the weight belt by monitoring a state of the buffer mechanism and controls the rolling speed of the rolling device according to the judgment result, so that the tension of the weight belt is located in an acceptable range; and the buffer mechanism comprises an angle sensor, a supporting plate and an air cylinder, and can also be used for assisting in monitoring a torque current and arranging the automatic switching control, so that tension can be controlled more accurately and can be within an acceptable range, conditions of overstretch or snap break and the like are avoided, the quality of a product is guaranteed. The automatic rolling control system has little investment, and the transformation production period is extremely short.
Description
Technical field
The utility model relates to a kind of control system for the rolling of lead band, particularly a kind of wide plumbous band manufacturing line rolling autonomous cruise speed system.
Background technology
Existing plumbous band production mainly comprise to lead refine, cast, cut band, rolling, operation such as dry up, at last the lead band of making is carried out rolling to make things convenient for storage and transport.And in wrapup procedure, have a forward (FWD) device to make plumbous band continue to enter with certain speed usually, also have a wrap-up to receive the lead band that enters with certain speed, this wrap-up comprises the rolling roller, plumbous band with the rotation of rolling roller on the rolling roller to finish rolling.Yet, if the forward (FWD) device becomes big because certain influences admission velocity, and the speed that the rolling roller rotates does not have corresponding adjustment, the situation that plumbous band is piled up between forward (FWD) device and wrap-up then can appear, make that the plumbous roll coil of strip on the rolling roller is not rolling in desired tension range, and then influence product design.
Previous manually-operated manual rolling this situation can not occur, but owing to adopt the range estimation mode, causes work efficiency low, expends in a large number manually, is eliminated under the trend of conveyor line automation.
Existing a kind of rolling is to calculate rolling speed by setting the rolling formula according to the number of turns, though can roughly realize automatic winding, owing to accurate not comprehensive with the consideration situation inadequately, still existence such as the damage coiled material that is in operation etc. are problems much.
In addition, because the lead band total amount of rolling roller institute energy rolling is certain, therefore finish and after cutting knife cuts off in the rolling of rolling roller, special messenger's machine that stops need be arranged, open machine continuation said process again after taking off the lead band that winds on the rolling roller, thereby reduced work efficiency, improved time cost, also need a large amount of personnel's specialized operations, be unfavorable for the production development of enterprise.
The utility model content
The problems referred to above at the prior art existence, in order accurately to control the tension variation of plumbous band, the utility model provides a kind of wide plumbous band manufacturing line rolling autonomous cruise speed system, the cooperation of the physical construction of prior art is changed into cooperating of electrical control and mechanical mechanism, introduce PLC control system and buffer gear, the PLC control system is by the speed of the state control rolling of monitoring buffer gear, cooperate the torque current of frequency converter to reach accurate control tension force purpose within the acceptable range again, and cooperate the automatic switchover of cutting before being with to control, accurately to finish the automatic switchover of cutting band in the control tension force, thereby make the tension force of plumbous band in the wrapup procedure within acceptable scope, and make that cutting band can finish automatically with rolling.
A kind of wide plumbous band manufacturing line rolling autonomous cruise speed system of the utility model, be arranged on after the forward (FWD) device, comprise PLC control system and wrap-up, described wrap-up is used for receiving the lead band that the forward (FWD) device is sent into, wide plumbous band production line automatic control system also comprises the buffer gear that is arranged between forward (FWD) device and the wrap-up, the PLC control system is judged the tension variation of plumbous band by the state of monitoring buffer gear, and according to the rolling speed of judged result control wrap-up, so that the tension force of plumbous band is within the acceptable scope.
Further, buffer gear comprises angular transducer, cylinder, first supporting plate, second supporting plate and pressure zone axle, buffer gear integral body is triangular in shape, two supporting plates constitute this leg-of-mutton both sides respectively, cylinder constitutes this leg-of-mutton the 3rd limit, angular transducer is arranged on two supporting plate junctions, and wherein first supporting plate maintains static, and is provided for pressing the pressure zone axle of wide plumbous band at the other end of second supporting plate that rotates around angular transducer.
Further, angular transducer is used for measuring the variable angle between the second supporting plate present condition and the incipient state, and variable angle fed back to the PLC control system, second supporting plate is in incipient state when cylinder is stretched to the longest position, and this moment, the angle of the second supporting plate present condition and incipient state was first angle; When cylinder is compressed into the shortest position, the angle of the second supporting plate present condition and incipient state is second angle, because the rolling wheel speeds of PLC control system control wrap-up speeds, the gravity effect that second supporting plate is born plumbous band reduces, cause cylinder slowly to return to extended state, thereby make second supporting plate between first angle and second angle, rotate around angular transducer.
Further, wrap-up comprises winding motor and the rolling roller of being with for the wide lead that receives conveying, and described rolling roller also is provided with enclasp device by Frequency Converter Control outside the profile of rolling roller.
Further, the PLC control system is obtained torque current by frequency converter, judging that the plumbous belt tension on the rolling roller coil diameter changes, and control the rolling speed of rolling roller according to the tension variation result of monitoring, so that the tension force of plumbous band is within the acceptable scope.
Further, torque current is between two definite values, and the more big then plumbous belt tension of torque current is more big, and the more little then plumbous belt tension of torque current is more little.
Further, the rolling roller has two, by two Frequency Converter Control, wide plumbous band manufacturing line rolling autonomous cruise speed system also comprises an automatic reverse cutting knife respectively, is used for being subjected to the lead band of PLC control system control excision one rolling roller rolling and follow-up lead band is transformed into another rolling roller.
Further, the PLC control system is controlled frequency converter by ethernet.
Further, winding motor comprises coder, and monitors the magnitude of angular velocity of winding motor in real time by coder.
Further, the PLC control system is configurable touch-screen also, from the touch-screen input parameter, disposes the cireular frequency of winding motor by manually.
The utility model arranges PLC control system and buffer gear, by the speed to the Monitoring and Controlling rolling of buffer gear, avoided when forward (FWD) device speed increases, the situation that plumbous band is piled up between forward (FWD) device and wrap-up, make the plumbous tension variation of being with within acceptable scope, and by PLC control system monitoring torque current, further accurately control the speed of rolling, also cooperate and cut the preceding automatic switchover control of band, accurately to finish the automatic switchover of cutting band in the control tension force, thereby make the tension force of plumbous band in the wrapup procedure within acceptable scope, and make that cutting band can finish automatically with rolling.
The utility model is dynamically controlled in the rolling whole process using, and the speed of response is very big, has guaranteed the quality of product, and the utility model less input, it is extremely short to transform production cycle, is beneficial to the production development of enterprise.
Description of drawings
Fig. 1 is concrete structure scheme drawing of the present utility model;
Fig. 2 is control principle scheme drawing of the present utility model;
Fig. 3 is the first angle scheme drawing of buffer gear of the present utility model;
Fig. 4 is the second angle scheme drawing of buffer gear of the present utility model;
Fig. 5 is the structural representation of buffer gear of the present utility model;
Fig. 6 is the utility model and finish rolling operation structure combining scheme drawing.
1 buffer gear, 2 clamping cylinders, 3 plumbous bands, 4 are cut band and are changed duct device, 5 angular transducers, 6 cylinders, 7 pressure zone axles, 8 traction roller-ways, 9 roughing mills, 10 roughing mill A, 11 finishing mills, 12 pin type micro-switchs
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment 1
Shown in Fig. 1-5, a kind of wide plumbous band manufacturing line rolling autonomous cruise speed system of the utility model, be arranged on after the forward (FWD) device, comprise PLC control system and wrap-up, wrap-up is used for receiving the lead band that the forward (FWD) device is sent into, wide plumbous band production line automatic control system also comprises the buffer gear 1 that is arranged between forward (FWD) device and the wrap-up, buffer gear 1 comprises angular transducer 5, cylinder 6, first supporting plate, second supporting plate and pressure zone axle 7, buffer gear 1 is whole triangular in shape, two supporting plates constitute this leg-of-mutton both sides respectively, cylinder 6 constitutes this leg-of-mutton the 3rd limit, angular transducer 5 is arranged on two supporting plate junctions, first supporting plate maintains static, the other end at second supporting plate that rotates around angular transducer 5 arranges pressure zone axle 7 for compressing plumbous band, provides lead with 3 power that advance with the 3 traction roller-ways 8 that link to each other by rotation with lead.
The initial condition of buffer gear 1 as shown in Figure 3, this moment the forward (FWD) device admission velocity and the rolling speed of wrap-up reach balance, cylinder 6 is stretched, buffer gear 1 is positioned at first angle position; If the forward (FWD) device is because certain variation makes forward (FWD) speed increase, then the lead between forward (FWD) device and wrap-up is with 3 situations that occur piling up owing to the overbalance of both speed, along with lead is with 3 accumulations more and more, the lead that buffer gear 1 is piled up is with 3 gravity effect, cylinder 6 is slowly compressed, second supporting plate of buffer gear 1 also is rotated down around angular transducer 5 with the compression of cylinder 6, because the second supporting plate present condition that angular transducer 5 is monitored it and the angle between the initial condition feed back to the PLC control system, and the PLC control system is also received the angle that angular transducer 5 is monitored always always.When buffer gear 1 is deposited between forward (FWD) device and the wrap-up plumbous with 3 gravity effect, when its cylinder 6 is compressed into end position, be that buffer gear 1 is when being in second angle state, the PLC control system then starts the rolling speed of the rolling roller of control wrap-up, namely by controlling the rotating speed of the winding motor that links to each other with the rolling roller, the rolling cireular frequency of control rolling roller increases.At this moment, because the rolling speed of rolling roller increases, and the speed after increasing is greater than the speed of forward (FWD), make that be deposited in lead between forward (FWD) device and the wrap-up is with 3 fewer and feweri, cylinder 6 also is stretched thereupon gradually, second supporting plate also rotates up around angular transducer 5 thereupon, when buffer gear 1 returns to first angle state, when being initial condition, the PLC control system is according to the angle value of angular transducer 5 monitorings, the rolling speed of control rolling roller reduces, and excessively stretches even breaks lead and be with 3 avoiding.
If the forward (FWD) device is because certain variation makes forward (FWD) speed reduce, this moment, the angular transducer 5 of buffer gear 1 just can't change the rolling speed that makes PLC control system control rolling roller by the monitoring angle, this moment is owing to plumbous tension force with 3 increases, the torque current that is arranged on the frequency converter between PLC control system and the winding motor just will increase thereupon, the rolling speed that the PLC control system is therefore controlled the rolling roller reduces, and makes lead reduce with 3 tension force.If the forward (FWD) device is because certain variation makes forward (FWD) speed increase, the PLC control system is also monitored the torque current of frequency converter except the angular transducer 5 of monitoring buffer gear 1 at this moment; This moment, the torque current of frequency converter reduced, and the PLC control system reduces whether be in second angle state in conjunction with above-mentioned buffer gear 1 again according to torque current, and the rolling speed of together controlling the rolling roller increases, and then feasible lead is with 3 tension force increase.The PLC control system is so controlled rolling speed, repeatedly circulation.Therefore torque current also is provided with first definite value and second definite value, and the torque current of monitoring changes between first definite value and second definite value.
To sum up, the buffer gear 1 in the utility model changes between first angle and second angle, and torque current changes between first definite value and second definite value, all makes lead be in acceptable scope with 3 tension force.
On this basis, also be equipped with and cut band and change duct device 4, be used for cutting off lead and be with 3, and lead is changed to different rolling passages with 3.Being about to the full lead of rolling at the first rolling roller was with 3 o'clock, the PLC control system is cut band and is changed duct device 4 by control, at first cut off the lead that is delivered to the first rolling roller and the first rolling passage and be with 3, the lead of existing side by side soon is with 3 to change to the second rolling passage, on the one hand the second rolling roller received the lead that transports by the second rolling passage and was with 3 and be with 3 to curl up on the second rolling roller lead this moment, the lead that will remain in after the first rolling roller will cut off on the other hand on the first rolling passage is with 3 to curl up on the first rolling roller, afterwards the enclasp device extrusion molding of the profile arranged outside by the rolling roller.The lead band that winds is delivered to transfer device, and is sent through transfer device after being taken off by other mechanical handgrip.Be about to the full lead of rolling at the second rolling roller and be with 3 o'clock, the PLC control system repeats said process, just is with 3 to be delivered to the first rolling passage in lead, is curled up by the first rolling roller.Repetitive cycling like this.
The quantity of rolling roller is not limited to two, can arrange a plurality of.Each rolling roller connects by independent frequency converter, frequency converter and then the holding of the running of control rolling roller, enclasp device, the cut-out of cutting knife and the replacing of rolling passage of PLC control system by controlling each rolling roller.
The PLC control system is controlled frequency converter by ethernet.Winding motor comprises coder, and monitors the magnitude of angular velocity of winding motor in real time by coder.The PLC control system is configurable touch-screen also, from the touch-screen input parameter, disposes the cireular frequency of winding motor by manually.
Embodiment 2
As shown in Figure 6, buffer gear 1 in the present embodiment can be arranged between the roughing mill and finishing mill in the rolling process, because roughing mill is different with the mill speed of finishing mill, may cause between roughing mill and finishing mill that lead is with 3 situations of piling up, by buffer gear 1 is set, can monitor lead effectively and be with 3 to pile up situations, control less accumulation by the PLC control system, make that the lead after rolling is with its tension force to meet product requirement.Other structures of present embodiment are all identical with embodiment 1 with control principle.
Rolling material of the present utility model is not limited to plumbous band, also can be other coiled material.
The utility model arranges PLC control system and buffer gear, by the speed to the Monitoring and Controlling rolling of buffer gear, avoided when forward (FWD) device speed increases, the situation that plumbous band is piled up between forward (FWD) device and wrap-up, make the plumbous tension variation of being with within acceptable scope, and by PLC control system monitoring torque current, further accurately control the speed of rolling, also cooperate and cut the preceding automatic switchover control of band, accurately to finish the automatic switchover of cutting band in the control tension force, thereby make the tension force of plumbous band in the wrapup procedure within acceptable scope, and make that cutting band can finish automatically with rolling.
The utility model is dynamically controlled in the rolling whole process using, and the speed of response is very big, has guaranteed the quality of product, and the utility model less input, it is extremely short to transform production cycle, is beneficial to the production development of enterprise.
A kind of wide plumbous band manufacturing line rolling autonomous cruise speed system of the utility model is not limited to the above-mentioned embodiment that lists.The person of ordinary skill in the field should know; more than describing only is specific embodiment of the utility model, and any pro forma change of on the basis of the utility model design the utility model being made or modification are all in protection domain of the present utility model.
Claims (9)
1. one kind wide lead is with manufacturing line rolling autonomous cruise speed system, be arranged on after the forward (FWD) device, comprise PLC control system and wrap-up, described wrap-up is used for receiving the lead band that the forward (FWD) device is sent into, it is characterized in that: described wide plumbous band production line automatic control system also comprises the buffer gear that is arranged between forward (FWD) device and the wrap-up, the PLC control system is passed through the state of monitoring buffer gear and is judged the tension variation of plumbous band, and controls the rolling speed of wrap-up according to judged result.
2. wide lead according to claim 1 is with manufacturing line rolling autonomous cruise speed system, it is characterized in that, described buffer gear comprises angular transducer, cylinder, first supporting plate, second supporting plate and pressure zone axle, described buffer gear integral body is triangular in shape, two supporting plates constitute this leg-of-mutton both sides respectively, cylinder constitutes this leg-of-mutton the 3rd limit, angular transducer is arranged on two supporting plate junctions, wherein first supporting plate maintains static, and is provided for pressing the pressure zone axle of wide plumbous band at the other end of second supporting plate that rotates around angular transducer.
3. wide lead according to claim 2 is with manufacturing line rolling autonomous cruise speed system, it is characterized in that, angular transducer is used for measuring the variable angle between the second supporting plate present condition and the incipient state, and variable angle fed back to the PLC control system, second supporting plate is in incipient state when cylinder is stretched to the longest position, and this moment, the angle of the second supporting plate present condition and incipient state was first angle; When cylinder is compressed into the shortest position, the angle of the second supporting plate present condition and incipient state is second angle, because the rolling wheel speeds of PLC control system control wrap-up speeds, the gravity effect that second supporting plate is born plumbous band reduces, cause cylinder slowly to return to extended state, thereby make second supporting plate between first angle and second angle, rotate around angular transducer.
4. wide lead according to claim 3 is with manufacturing line rolling autonomous cruise speed system, it is characterized in that, described wrap-up comprises winding motor and for the rolling roller that receives the wide plumbous band of carrying, described rolling roller also is provided with enclasp device by Frequency Converter Control outside the profile of rolling roller.
5. according to any described wide plumbous band manufacturing line rolling autonomous cruise speed system of claim 1-4, it is characterized in that, described PLC control system is obtained torque current by frequency converter, change with the plumbous belt tension on the judgement rolling roller coil diameter, and control the rolling speed of rolling roller according to the tension variation result of monitoring.
6. wide plumbous band manufacturing line rolling autonomous cruise speed system according to claim 5 is characterized in that torque current is between two definite values, and the more big then plumbous belt tension of torque current is more big, and the more little then plumbous belt tension of torque current is more little.
7. wide lead according to claim 6 is with manufacturing line rolling autonomous cruise speed system, it is characterized in that, described rolling roller has two, respectively by two Frequency Converter Control, described wide plumbous band manufacturing line rolling autonomous cruise speed system also comprises an automatic reverse cutting knife, is used for being subjected to the lead band of PLC control system control excision one rolling roller rolling and follow-up lead band is transformed into another rolling roller.
8. wide plumbous band manufacturing line rolling autonomous cruise speed system according to claim 7 is characterized in that described winding motor comprises coder, and monitors the magnitude of angular velocity of winding motor by coder in real time.
9. wide plumbous band manufacturing line rolling autonomous cruise speed system according to claim 8 is characterized in that described PLC control system is configurable touch-screen also, from the touch-screen input parameter, disposes the cireular frequency of winding motor by manually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220736427 CN203158881U (en) | 2012-12-28 | 2012-12-28 | Automatic rolling control system of wide weight belt production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220736427 CN203158881U (en) | 2012-12-28 | 2012-12-28 | Automatic rolling control system of wide weight belt production line |
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| Publication Number | Publication Date |
|---|---|
| CN203158881U true CN203158881U (en) | 2013-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220736427 Expired - Fee Related CN203158881U (en) | 2012-12-28 | 2012-12-28 | Automatic rolling control system of wide weight belt production line |
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| CN (1) | CN203158881U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103043482A (en) * | 2012-12-28 | 2013-04-17 | 江苏三环实业股份有限公司 | Automatic winding control system for wide lead tape production line |
-
2012
- 2012-12-28 CN CN 201220736427 patent/CN203158881U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103043482A (en) * | 2012-12-28 | 2013-04-17 | 江苏三环实业股份有限公司 | Automatic winding control system for wide lead tape production line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20151228 |
|
| EXPY | Termination of patent right or utility model |