CN106276374B - Dynamic synchronization spreads paper system and its synchronisation control means - Google Patents
Dynamic synchronization spreads paper system and its synchronisation control means Download PDFInfo
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- CN106276374B CN106276374B CN201610858344.5A CN201610858344A CN106276374B CN 106276374 B CN106276374 B CN 106276374B CN 201610858344 A CN201610858344 A CN 201610858344A CN 106276374 B CN106276374 B CN 106276374B
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 104
- 239000011521 glass Substances 0.000 claims abstract description 62
- 238000012545 processing Methods 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims description 131
- 230000005622 photoelectricity Effects 0.000 claims description 37
- 238000001179 sorption measurement Methods 0.000 claims description 25
- 238000006243 chemical reaction Methods 0.000 claims description 21
- 230000033001 locomotion Effects 0.000 claims description 14
- 230000002159 abnormal effect Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000001133 acceleration Effects 0.000 claims description 4
- 238000003892 spreading Methods 0.000 claims description 3
- 230000007480 spreading Effects 0.000 claims description 3
- 230000001934 delay Effects 0.000 claims 2
- 238000012935 Averaging Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract 1
- 239000000123 paper Substances 0.000 description 328
- 230000035611 feeding Effects 0.000 description 69
- 238000004519 manufacturing process Methods 0.000 description 18
- 238000005516 engineering process Methods 0.000 description 7
- 238000013178 mathematical model Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000009776 industrial production Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 239000005329 float glass Substances 0.000 description 1
- 239000011086 glassine Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
- B65H29/16—Delivering or advancing articles from machines; Advancing articles to or into piles by contact of one face only with moving tapes, bands, or chains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
- B65H29/24—Delivering or advancing articles from machines; Advancing articles to or into piles by air blast or suction apparatus
- B65H29/241—Suction devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H47/00—Unfolding thin limp material
-
- 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
- G05B19/054—Input/output
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Control Of Conveyors (AREA)
- Controlling Sheets Or Webs (AREA)
Abstract
The present invention relates to a kind of dynamic synchronization paving paper system and its synchronisation control means, including PLC control system, encoder, belt conveyor, paving paper synchronous belt and photoelectric sensor, the synchronisation control means, in photoelectric sensor before not detecting that glass arrives, paving paper synchronous belt is in halted state with paper；Belt conveyor carries glass and is in the state that travels at the uniform speed；When photoelectric sensor detection glass arrives, the high-speed counter of PLC control system calculates glass forward stroke, when glass run to certain position, spread servo roller paper feeding since being started speed of paper synchronous belt, speed reaches when paper is contacted with faceplate and glass synchronizes, it remains a constant speed until the stroke of yardage has been sent to terminate, paper is completely covered on glass top surface, and this method needs to use PLC high-speed counters and interrupt processing operation.Using the paper paving machine structure and synchronisation control means, paper feeding precision and synchronous averaging point can be accurately controlled, can achieve the purpose that synchronous paving paper very well.
Description
Technical field
The paper paving machine structure field of glass industry production field more particularly to glass of the present invention and its control, in particular to one
Kind dynamic synchronization paving paper system and its synchronisation control means.
Background technology
Recently as being constantly progressive for science and technology, glass production enterprise is for improving production capacity requirements increasingly
It is high, it is desirable to function special plane performance can be improved by continuous improve of automatic technology, productive temp can be improved, so as to improve
Production efficiency and production capacity.
In the industrial production of glass, either stacking operation or other operations, paving paper is critically important preparation,
If quick accurate automation paving paper work can be realized, the industrial production for glass is significantly beneficial, and the prior art
In, due to various reasons, it generally can not accomplish accurately to spread paper operation while glass paving paper assembly line does not stop roller, spread paper every time
It either needs to stop roller and drags slow speed of production or synchronous poor effect, cause the waste of paper and spread the failure of paper, after giving
Continuous industrial production makes troubles, and is delayed whole production process.
In order to realizing synchronous paving paper and glass production line does not stop the technology of roller, the paving paper system in order to control is needed
PLC control system provides suitable mathematical model and the logic solved the problems, such as, while in order to reach the accuracy for being laid with paper, needs
Sensor is laid in each key position.
Invention content
The purpose of the invention is to overcome prior art shortcoming, provide it is a kind of it is novel, available for overcoming glass production
Line needs to stop that roller carries out the operation of paving paper and dynamic synchronization the problem of spread paper cannot be accurately covered on glass spreads paper system
System and its synchronisation control means.
To achieve the above object, dynamic synchronization of the invention paving paper system and its synchronisation control means are as follows：
The dynamic synchronization paving paper system of the present invention, is watched including PLC control system, belt conveyor, frequency conversion paper feeding volume, paper feeding
Take mechanism, cut paper servo mechanism and paving paper synchronous belt, which is characterized in that the dynamic synchronization paving paper system further includes a coding
Device and a photoelectric sensor, the encoder, photoelectric sensor are installed on belt conveyor, and are controlled with the PLC
By being connected, the frequency conversion paper feeding volume, paper feeding servo mechanism, cut paper servo mechanism, paving paper synchronous belt are set gradually system
It in the top of the belt conveyor, and is connect with PLC control system, a negative pressure is also carried on the paving paper synchronous belt
Adsorbing mechanism.
Preferably, the dynamic synchronization paving paper system further includes an alarm, a paper cache mechanism and electrostatic hair
Raw device, the alarm are connected with the PLC control system, and it is defeated that the paper cache mechanism is located at the belt
It send above machine, between frequency conversion paper feeding volume and the paper feeding servo mechanism, the electrostatic generator is set to described
Belt conveyor on, and positioned at the not side adjacent with the paper feeding servo mechanism of described paving paper synchronous belt.
More preferably, it is additionally provided with a pair in the paper cache mechanism and penetrates electrooptical device.
Preferably, the dynamic synchronization paving paper system further includes a laser photoelectricity sensor, laser photoelectricity sensing
Device is set at the cut paper servo mechanism, and the laser photoelectricity sensor is connected with the PLC control system.
Preferably, the electrostatic generator is two, be respectively provided with on the belt conveyor, and described two
Electrostatic generator is respectively positioned on the paving paper synchronous belt not side adjacent with the paper feeding servo mechanism.
Preferably, the paper feeding servo mechanism is a fixed length paper feeding servo mechanism.
Preferably, the PLC control system is Siemens's S7-1200PLC control systems.
Preferably, the encoder is an incremental encoder.
The method that dynamic synchronization paving paper control is realized based on above-mentioned system in the present invention, which is characterized in that described
Synchronisation control means includes the following steps：
(1) PLC control system described in calculates the high-speed counter of the PLC control system in dynamic synchronization paving paper system
Realize the required fiducial value of high-speed counting function；
(2) the paper feeding servo mechanism described in is sent out to the paving paper synchronous belt by the paper of fixed length, and the cut paper is watched
Mechanism cut-out paper is taken, and paper adsorption is lived by the negative-pressure adsorption mechanism passed through on the paving paper synchronous belt, prevent it in paving paper
It is moved on synchronous belt, and the cut-out situation of paper is detected by the laser photoelectricity sensor；
(3) the I/O sensors of the PLC control system described in receive the photoelectricity from the photoelectric sensor and interrupt letter
Number, start the high-speed counter of the PLC control system, and the encoder is controlled to send out pulse, the high-speed counter
Pulse according to receiving is counted, and is passed to the PLC control system when its count value reaches the fiducial value
One is sent to compare interrupting information；
(4) the dynamic synchronization paving paper system described in the PLC control system control described in, which enters, compares interrupt handling routine behaviour
Make.
Preferably, the fiducial value in the step (1) needed for the high-speed counter of encoder is calculated according to the following formula
It obtains：
Fiducial value when wherein D0 is the PLC control system high-speed counting, P are the encoder line number, and C1 is
The outer perimeter of the driving wheel of the servo roller of the paving paper synchronous belt, H1 are that the paving paper synchronizes the vertical skin of belt end
The difference in height between the belt conveyor with conveyor direction, V0 are that the startup for the servo roller for spreading paper synchronous belt is initially fast
Degree, V1 are the speed of service of belt conveyor.
Preferably, the content of the step (2) is specially：
(2.1) start the paper feeding servo mechanism, PLC control system control paper feeding servo mechanism operation one is watched
Stroke length L, the paper that submitting length is L to the paving paper synchronous belt, and paper side are taken just at paving paper synchronous belt
Close to the tip position of belt conveyor, paper adsorption is lived by the negative-pressure adsorption mechanism, the paper feeding servo
4 stop motion of structure；
(2.2) the cut paper servo mechanism operation at the paper feeding servo mechanism, paper is cut off, and positioned at described
Cut paper servo mechanism at the operation of laser photoelectricity sensor, detect whether the cut paper servo mechanism is cut off paper, if
Paper is cut off, then continues step (3), if paper is not switched off, the laser photoelectricity sensor generates cut paper failure letter
Number, and the cut paper fault-signal is transmitted to the PLC control system, the PLC control system obtains the cut paper failure
Enter cut paper fault handling operation after signal, dynamic synchronization paving paper system is stopped, and start the alarm
Alarm；
Preferably, the particular content of the step (3) is as follows：
(3.1) glass passes through the photoelectric sensor, and the light-inletting quantity of the photoelectric sensor changes, and generates a light
Electric signal, and interrupted by I/O and the photosignal is transmitted to the PLC control system；
(3.2) PLC control system described in starts the high-speed counter, and the encoder sends out pulse, described
PLC control system in the pulse number that receives of high-speed counter calculating, be compared with the fiducial value, work as reception
When the pulse number arrived is equal to the fiducial value, which stops counting, and is transmitted to the PLC control system
One compares interrupt signal, and synchronous enabling signal logic is operated into interrupt processing is compared.
Preferably, the comparison interrupt processing operation in the step (4) is specially：
(4.1) the servo roller strap of the paving paper synchronous belt described in moves paper using initial velocity as the movement shape of V0, acceleration for a
State is moved to the direction of belt conveyor conveying glass, until the speed of the paving paper synchronous belt servo roller reaches the belt
The speed V1 of conveyer, the speed of the paving paper synchronous belt keeps V1 constant, until paper leaves the paving paper synchronous belt；
(4.2) the servo roller of the paving paper synchronous belt described in sends out paper sheet delivery to the PLC control system and completes signal,
The PLC control system controls the servo roller stop motion of the paving paper synchronous belt, and interrupt processing operation is compared in waiting next time
Execution.
Preferably, it is characterized in that, the dynamic synchronization paving system further includes a paper cache mechanism, paper caching
Mechanism is for storing paper and ensures the supply of maximum paper length, and have it is a pair of penetrate electrooptical device and be set to the paper delay
It deposits in mechanism, to detect whether paper disconnects, if paper does not disconnect, continues step (2), if paper disconnects, this is to penetrating
Electrooptical device generates a paper abnormal failure signal, and the paper abnormal failure signal is sent to the PLC control system,
The PLC control system enters paper abnormal failure processing operation, and dynamic synchronization paving paper system is stopped, and open
It moves the alarm and sends out alarm.
More preferably, the paper cache mechanism is also equipped with a frequency conversion not close to the side of the paper feeding servo mechanism and send
Paper roll, frequency conversion paper feeding volume delay for the paper feeding servo mechanism to being synchronized during the paving paper synchronous belt paper feeding to the paper
Deposit mechanism paper feeding.
Preferably, the electrostatic that is sent out by the electrostatic generator of glass by paper adsorption on glass.
The dynamic synchronization paving paper system of this kind of structure and synchronisation control means is employed, since it is for glass and paper
Movement characteristic has made mathematical model, and the PLC control system is realized in glass industry production not using the mathematical model
Stop roller paving paper, and using laser photoelectricity sensor, photoelectric sensor and to penetrating electrooptical device, realize the work to whole system
Pilotless automated production is accomplished in the monitoring of state, it is only necessary to which the alarm sent out when breaking down according to alarm is to equipment
It is overhauled, whole system is easy to operate to be understood, can be greatly speeded up glass industry productive temp, be improved production efficiency and production
Can, this technology should be widelyd popularize.
Description of the drawings
Fig. 1 is that the dynamic synchronization of the present invention spreads the operation principle schematic diagram of paper system and its synchronisation control means.
Fig. 2 is that the dynamic synchronization of the present invention spreads the concrete structure schematic diagram of paper system.
Reference numeral
1 frequency conversion paper feeding is rolled up
2 paper cache mechanisms
3 pairs are penetrated electrooptical device
4 paper feeding servo mechanisms
5 cut paper servo mechanisms
6 laser photoelectricity sensors
7 electrostatic generators
8 encoders
9 paving paper synchronous belts
10 roller-way servos
11 photoelectric sensors
Specific embodiment
In order to clearer description technical scheme of the present invention, further retouched with reference to specific example
It states.
The dynamic synchronization paving paper system of the present invention, including PLC control system, belt conveyor, frequency conversion paper feeding volume 1, paper feeding
Servo mechanism 4, cut paper servo mechanism 5 and paving paper synchronous belt 9, dynamic synchronization paving paper system further include 8 He of an encoder
One photoelectric sensor 11, the encoder 8, photoelectric sensor 11 are installed on belt conveyor, and are controlled with the PLC
System is by being connected, and frequency conversion paper feeding volume 1, paper feeding servo mechanism 4, cut paper servo mechanism 5, paving paper synchronous belt 9 are successively
The top of the belt conveyor is arranged on, and is connect with PLC control system, is also carried on the paving paper synchronous belt 9
One negative-pressure adsorption mechanism.The dynamic synchronization paving paper system further includes an alarm, a paper cache mechanism 2 and electrostatic hair
Raw device 7, the alarm are connected with the PLC control system, and the paper cache mechanism 2 is located at the belt
Above conveyer, between frequency conversion paper feeding volume 1 and the paper feeding servo mechanism, the electrostatic generator 7 is set to
On the belt conveyor, and positioned at not adjacent with the paper feeding servo mechanism 4 one of the paving paper synchronous belt 9
Side.And it is additionally provided with a pair in the paper cache mechanism 2 and penetrates electrooptical device 3.
In a kind of preferable embodiment, dynamic synchronization paving paper system further includes a laser photoelectricity sensor
6, which is set at the cut paper servo mechanism 5, and the laser photoelectricity sensor 6 with it is described
PLC control system be connected.
In a kind of preferable embodiment, the electrostatic generator 7 is two, is respectively provided with and the Belt Conveying
On machine, and described two electrostatic generators 7 be respectively positioned on the 9 negative-pressure adsorption mechanism of paving paper synchronous belt not with the paper feeding
The adjacent side of servo mechanism.
In a kind of preferable embodiment, the paper feeding servo mechanism 4 is a fixed length paper feeding servo mechanism 4.
In a kind of preferable embodiment, the PLC control system is Siemens's S7-1200PLC control systems.
In a kind of preferable embodiment, the encoder 8 is an incremental encoder 8.
The synchronisation control means for being directed to more than dynamic synchronization paving paper system in the present invention, based on laser photoelectricity sensor,
It is mainly characterized by, and the synchronisation control means includes the following steps：
(1) PLC control system described in calculates the encoder 8 in dynamic synchronization paving paper system according to the following formula and realizes
The required fiducial value of high-speed counter：
Fiducial value when wherein D0 is the PLC control system high-speed counting, P are 8 line number of encoder, and C1 is
The outer perimeter of the driving wheel of the servo roller of the paving paper synchronous belt 9, H1 are that 9 end of paving paper synchronous belt is vertical described
The difference in height between the belt conveyor in belt conveyor direction, V0 are that the startup for the servo roller for spreading paper synchronous belt 9 is initial
Speed, V1 are the speed of service of belt conveyor；
(2) the paper feeding servo mechanism 4 described in is sent out to the paving paper synchronous belt 9 by the paper of fixed length, the cut paper
Servo mechanism 5 cuts off paper, and paper adsorption is lived by the negative-pressure adsorption mechanism passed through on the paving paper synchronous belt 9, prevent its
It is moved on paving paper synchronous belt 9, and the cut-out situation of paper is detected by the laser photoelectricity sensor 6.Its specific steps is such as
Under：
(2.1) start the paper feeding servo mechanism 4, the PLC control system control paper feeding servo mechanism 4
A servo stroke length L is run, the paper that submitting length is L is to the paving paper synchronous belt 9, and paper side is just at paving
Paper synchronous belt 9 is lived paper adsorption by the negative-pressure adsorption mechanism, described determines close to the tip position of belt conveyor
Long 4 stop motion of paper feeding servo mechanism；
(2.2) the cut paper servo mechanism 5 at the paper feeding servo mechanism 4 is run, and paper is cut off, and positioned at institute
The laser photoelectricity sensor 6 at cut paper servo mechanism 5 stated is run, and whether detects the cut paper servo mechanism 5 by paper cutting
It is disconnected, if paper is cut off, continue step (3), if paper is not switched off, the laser photoelectricity sensor 6 generates cut paper
Fault-signal, and the cut paper fault-signal is sent to the PLC control system, the PLC control system by I/O oral instructions
Enter cut paper system failure processing operation after obtaining the cut paper signal, dynamic synchronization paving paper system is stopped, and open
Move the alarm equipment alarm；
(3) the I/O sensors of the PLC control system described in receive the photoelectricity from the photoelectric sensor 11 and interrupt
Signal, starts 8 high-speed counter of encoder, and count value controls when reaching the fiducial value to the PLC
Interrupting information is compared in system transmission one.It is as follows：
(3.1) glass passes through the photoelectric sensor 11, and the light-inletting quantity of the photoelectric sensor changes, and generates one
Photosignal, and pass through and interrupt I/O interfaces the photosignal is transmitted to the PLC control system；
(3.2) PLC control system described in starts the high-speed counter, and the encoder 8 sends out pulse, described
PLC control system in the pulse number that receives of high-speed counter calculating, be compared with the fiducial value, work as reception
When the pulse number arrived is equal to the fiducial value, and compare interrupt signal to described PLC control system transmission one, into than
Synchronous enabling signal logic is operated compared with interrupt processing.
(4) the dynamic synchronization paving paper system described in the PLC control system control described in, which enters, compares interrupt processing operation,
Described in comparison interrupt processing operation be specially：
(4.1) the servo roller strap of the paving paper synchronous belt 9 described in moves paper using initial velocity as the movement shape of V0, acceleration for a
State is moved to the direction of the belt conveyor conveying glass, until the speed of the 9 servo roller of paving paper synchronous belt reaches described
Belt conveyor speed V1, the speed of the paving paper synchronous belt 9 keeps V1 constant, until paper leaves the paving paper and synchronizes
Band 9；
(4.2) the servo roller of the paving paper synchronous belt 9 described in sends out paper sheet delivery to the PLC control system and completes letter
Number, the PLC control system controls the servo roller stop motion of the paving paper synchronous belt 9, and interrupt processing is compared in waiting next time
The execution of operation.
In a kind of preferable embodiment, which is characterized in that the dynamic synchronization paving paper system further includes a paper
Cache mechanism 2, the paper cache mechanism 2 are used for storing paper and ensure the supply of maximum paper length, and have a pair to penetrate photoelectricity
Device 3 is set in the paper cache mechanism 2, to detect whether the paper in the paper cache mechanism 2 disconnects,
If paper does not disconnect, continue step (2), if paper disconnects, this generates paper abnormal failure letter to penetrating electrooptical device 3
Number, and the paper abnormal failure signal is sent to the PLC control system, it is different that the PLC control system enters paper
Normal fault handling operation, dynamic synchronization paving paper system is stopped, and starts the alarm and send out alarm, and institute
The paper cache mechanism stated also is equipped with frequency conversion paper feeding volume, frequency conversion paper feeding volume not close to the side of the paper feeding servo mechanism
For the paper feeding servo mechanism to being synchronized during the paving paper synchronous belt paper feeding to the paper cache mechanism paper feeding.
In a kind of preferable embodiment, glass is by the electrostatic that the electrostatic generator 7 is sent out by paper adsorption
On glass.
In practical applications, concrete structure and the work of dynamic synchronization of the invention paving paper system and its synchronisation control means
Mode is as follows：
A kind of dynamic synchronization paving paper system and its synchronisation control means, based on PLC control system, problem to be solved is
Float glass does not stop roller and carries out online paving paper on the conveyor belt, and the precision controlling of paper paving machine in very small range,
No more than 1mm errors it is best using the gap of glass and paper rear and front end.
First, before not detecting that glass arrives, fixed length is the photoelectric sensor 11 by paper feeding servo mechanism 4
The paper of L is sent to the paving paper synchronous belt 9, and the cut paper servo mechanism 5 positioned at 4 side of the paper feeding servo mechanism is by paper cutting
Disconnected, 4 stop motion of paper feeding servo mechanism will be in halted state, and one, paper is also just at the end position of paving paper synchronous belt 9
It puts.At this point, belt conveyor, which carries glass, is in the state that travels at the uniform speed.It arrives when photoelectric sensor 11 detects glass, encoder 8
The high-speed counter sent out in the pulse cooperation PLC control system calculates glass forward stroke, when glass run is to centainly
Position, i.e., when the counting of described high-speed counter reaches certain fiducial value, the servo roller of the paving paper synchronous belt 9 is fast from starting
Degree V0 starts paper feeding, this speed V0 is the initial velocity of the default of the servo roller of described paving paper synchronous belt 9, when paper with
When faceplate contacts, the speed of paper reaches the V1 consistent with glass speed, and the V1 that remains a constant speed is until sent one
The stroke of paper length terminates, and paper is just completely covered on glass top surface and advances to lower road work always along conveyer belt with glass
Sequence.Secondly, this method needs to use the high-speed counter matching coding device of PLC control system and calculates glass stroke, outside PLC
I/O interrupt processing operation, high-speed counter compare interrupt processing operation.By this kind of igh-speed wire-rod production line program, can accurately control
Paper feeding precision processed, and can be contacted using glass with paper when can just reach the consistent synchronous averaging point of speed, can reach very well
The purpose of synchronous paving paper.
After the PLC receives the photoelectricity interrupting information that photoelectric sensor is sent by I/O oral instructions, in interrupt processing operation
High-speed counter is performed, and glass stroke is calculated using 8 pulse signal of encoder, then using in the PLC control system
Comparison interrupt processing operation start the servo roller of the paving paper synchronous belt 9, to reach paper and faceplate edge speed
It is synchronous.
As shown in Fig. 2, the dynamic synchronization paper paving machine structure includes frequency conversion paper feeding volume 1, paper cache mechanism 2, to penetrating photoelectricity dress
3, paper feeding servo mechanism 4, cut paper servo mechanism 5, laser photoelectricity sensor 6, electrostatic generator 7, encoder 8, paving paper is put to synchronize
Band 9, roller-way servo 10, photoelectric sensor 11.
Wherein, in the comparison interrupt routine operation, roller-way servo 10, the paper feeding servo mechanism 4 of belt conveyor
Start simultaneously with paving paper synchronous belt 9.
The frequency conversion paper feeding volume 1 accurately controls the stroke for sending out a piece of paper length during paving paper works every time, completes paper feeding
Open the function that cache mechanism 2 conveys paper.
There is a pair to penetrate electrooptical device 3 in the paper cache mechanism 2, to detect whether paper disconnects.
The paper feeding servo mechanism is controlled the paper for sending out fixed length as L to the paving paper to synchronize by PLC control system
On band 9, and the cut paper servo mechanism 5 cuts off paper after paper feeding servo mechanism 4 completes paper feeding action, and is next
Cycle paving paper beat is prepared.
Whether the laser photoelectricity sensor 6 detects cutter completely paper after cut paper servo mechanism 5 cuts off paper
It cuts.
The electrostatic generator 7 is to get electrostatic, paper adsorption in glass surface, and does standard for subsequent handling
It is standby.
The paving paper synchronous belt 9 is also with a negative-pressure adsorption mechanism, and after glass arrival P4 points are calculated, paving paper synchronizes
Start paper feeding process, while the negative-pressure adsorption paper that the paving paper synchronous belt 9 is equipped with can guarantee that paper will not float with 9 servo roller
It is floating, it smoothly covers very much on the glass surface.
The photoelectric sensor 11 is to detect whether glass reaches counting starting point P1, when glass reaches the P1
During point, which sends out rising edge photoelectricity interrupt signal.
The structure of this dynamic synchronization electrostatic paving paper on glass both can guarantee that fixed length paper feeding servo mechanism 4 and paving paper were same
Walk the motor synchronous operation of band 9；It can guarantee that paper feeding paper will not be pulled off again, paving chart speed degree will not be more than because of paper feeding speed
Cause fold, moreover it is possible to ensure the covering precision of paving paper synchronous belt paving paper 9.
As shown in Figure 1, the Synchronization Control step includes：
(1) fiducial value is calculated as follows, a fiducial value is provided to encoder 8, when the encoder 8 uses height
When fast counter counts, by compared with the fiducial value, and then trigger PLC control system and enter and compare interrupt processing operation, i.e.,
When timing is to glass arrival paper feeding startup point, the PLC control system, which is triggered, compares interrupt processing operation：
Wherein, the meaning of each parameter is as follows：
P：8 line number of encoder；C1：Spread the roller-way driving wheel outer perimeter of paper synchronous belt 9；H1：Paper halt P4 and belt
The difference in height of the upper surface of conveyer；V0：Spread the initial motion speed of 9 servo roller of paper synchronous belt；V1：Belt conveyor roller-way is transported
Scanning frequency degree；D0：The fiducial value of high-speed counting.Above numerical value can measure or immediately arrive at.
(2) paper is sent out fixed length L to paving paper synchronous belt 9 by paper feeding servo mechanism 4 and is cut by the cut paper servo mechanism 5
It is disconnected；
(3) glass is transmitted to the position where the photoelectric sensor 11, and photoelectric sensor 11 generates a photosignal,
PLC control system enters interrupt processing operation, and the high-speed counter and the encoder for starting PLC control system start to calculate
Glass length of travel, when the high-speed counter counting of PLC control system reaches the fiducial value, the PLC control system
Compare interrupt processing operation into PLC；
(4) start the servo roller of paving paper synchronous belt 9, and given servo stroke length in processing operation of breaking in the comparison, etc.
Stop the work of the servo roller of the paving paper synchronous belt 9 after to be done.
The derivation of brief description control method operation principle and mathematical formulae：
This control method key point is exactly it needs to be determined that synchronous averaging point P3 positions；L1 first is fixed numbers, is photoelectricity
Center sensor point can be directly measured in equipment to the distance of paving paper synchronous belt 9 end, L2 for paper feeding start point and
The distance between synchronous point, L3 start the distance between point for photoelectric sensor position and paper feeding, and both this is all uncertain,
So take up from the stroke of the servo roller of paving paper synchronous belt 9.After P3 points start, the stroke L2 of glass is at the uniform velocity to advance, and is sent
Paper is decelerated to speed V1 by paper servo mechanism from P4 points with acceleration a, and the yardage that this process is sent out is H1；Glass run
Time t1 is the same used in length L2.
The L3 acquired is converted into encoder 8 and measures fiducial value D0,8 line number P of encoder be encoder 8 known parameters,
9 roller-way driving wheel outer perimeter C1 of paving paper synchronous belt is directly measured and can be obtained.Derive that mathematical formulae is：
The foundation that can be programmed by the mathematics formula derived above as PLC control logics can solve this kind of online
The stationary problem of paper paving machine equipment.
Its concrete technology course of work is：
When system starts, frequency conversion paper feeding volume 1, paper feeding servo mechanism 4,9 negative-pressure adsorption mechanism of paving paper synchronous belt is needed to carry out
Synchronization action transfers out a piece of paper, and later, cut paper servo mechanism 5 cuts paper；One is got out on paving paper synchronous belt 9
Paper just can be with automatic running, and the side of paper is just in paving paper synchronous belt 9 close to the end point of one end of belt conveyor at this time.
Glass travels at the uniform speed on the roller-way of belt conveyor, when photoelectric sensor 11 detects glass rising edge, starts to start at a high speed
Counter, the pulse sent out to encoder 8 count, when the number of pulses that high-speed counter calculates reaches the fiducial value of calculating
After data, PLC driving frequency conversion paper feedings volume 1, spreads 9 synchronization action of paper synchronous belt at paper feeding servo mechanism 4, transfers out the length of a piece of paper
Degree, and prevent paper from moving using the negative-pressure adsorption function of paving paper synchronous belt 9, when pawnshop paper synchronous belt 9 completes paving paper process, paper
Zhang Zidong is covered in glass top surface, and glass is followed to be transported to next procedure together；Cut paper is watched before the arrival of next sheet glass
A piece of paper that mechanism 5 sends out paper feeding servo is taken, is cut at a high speed, dynamic synchronization paving paper system can enter next circulation section
It claps.Detect whether paper cutting mechanism cuts paper by laser photoelectricity sensor 6；Paper cache mechanism 2 is detected to penetrating electrooptical device 3
In paper whether disconnect.The glass of covering paper is run on belt conveyor roller-way, by electrostatic generator 7, electrostatic
It beats on sheet of glassine paper, is transported to next process.
The dynamic synchronization paving paper system of this kind of structure and synchronisation control means is employed, since it is for glass and paper
Movement characteristic has made mathematical model, and the PLC control system is realized in glass industry production not using the mathematical model
Stop roller paving paper, and using laser photoelectricity sensor 6, photoelectric sensor 11 and to penetrating electrooptical device 3, realize to whole system
Pilotless automated production is accomplished in the monitoring of working condition, it is only necessary to the alarm pair sent out when breaking down according to alarm
Equipment is overhauled, and whole system is easy to operate to be understood, can greatly speed up glass industry productive temp, improve production efficiency and
Production capacity should widely popularize this technology.
In this description, the present invention is described with reference to its specific embodiment.But it is clear that it can still make
Various modifications and alterations are without departing from the spirit and scope of the invention.Therefore, the description and the appended drawings should be considered as illustrative
And not restrictive.
Claims (16)
1. a kind of dynamic synchronization spreads paper system, including PLC control system, belt conveyor, paper feeding servo mechanism, cut paper servo
Structure and paving paper synchronous belt, which is characterized in that the dynamic synchronization paving paper system further includes an encoder and a photoelectric sensor,
The encoder, photoelectric sensor are installed on belt conveyor, and are connected with the PLC control system, described
Dynamic synchronization paving paper system further includes an alarm, frequency conversion paper feeding volume, a paper cache mechanism and an electrostatic generator, described
Frequency conversion paper feeding volume, paper feeding servo mechanism, cut paper servo mechanism, paving paper synchronous belt be successively set on the belt conveyor
Top, and connect with PLC control system, a negative-pressure adsorption mechanism is also carried on the paving paper synchronous belt；
Laser photoelectricity sensor is further included in the system, which is set to the cut paper servo mechanism
Place, and the laser photoelectricity sensor is connected with the PLC control system, dynamic synchronization paving paper system realizes dynamic
The flow for spreading paper is as follows：
(1) high-speed counter that the PLC control system described in calculates the PLC control system in dynamic synchronization paving paper system is realized
The required fiducial value of high-speed counting function；
(2) the paper feeding servo mechanism described in is sent out to the paving paper synchronous belt by the paper of fixed length, the cut paper servo
Structure cuts off paper, and paper adsorption is lived by the negative-pressure adsorption mechanism passed through on the paving paper synchronous belt, prevents it in the paving
It is moved on paper synchronous belt, and the cut-out situation of paper is detected by the laser photoelectricity sensor；
(3) the I/O sensors of the PLC control system described in receive the photoelectricity interrupt signal from the photoelectric sensor,
Start the high-speed counter of the PLC control system, and the encoder controlled to send out pulse, the high-speed counter according to
The pulse received is counted, when its count value reaches the fiducial value to the PLC control system transmission one
Compare interrupting information；
(4) the dynamic synchronization paving paper system described in the PLC control system control described in, which enters, compares interrupt processing operation.
2. dynamic synchronization according to claim 1 spreads paper system, which is characterized in that the alarm and the PLC
Control system is connected, and the alarm is set to outside the dynamic synchronization paving paper system, and frequency conversion paper feeding volume is located at
The paper feeding servo mechanism not side adjacent with the paving paper synchronous belt, and being connected with the PLC control system,
The paper cache mechanism is located above the belt conveyor, the frequency conversion paper feeding is rolled up and the paper feeding servo
Between structure, the electrostatic generator is set on the belt conveyor, and positioned at the paving paper synchronous belt not
The side adjacent with the paper feeding servo mechanism.
3. dynamic synchronization according to claim 2 spreads paper system, which is characterized in that is also set in the paper cache mechanism
It is equipped with a pair and penetrates electrooptical device.
4. dynamic synchronization according to claim 1 spreads paper system, which is characterized in that the dynamic synchronization paving paper system is also
Including a laser photoelectricity sensor, which is set at the cut paper servo mechanism, and described swashs
Light photoelectric sensor is connected with the PLC control system.
5. dynamic synchronization according to claim 1 spreads paper system, which is characterized in that the electrostatic generator is two,
Be respectively provided with on the belt conveyor, and described two electrostatic generators be respectively positioned on the paving paper synchronous belt not with institute
The adjacent side of the paper feeding servo mechanism stated.
6. dynamic synchronization according to claim 1 spreads paper system, which is characterized in that the paper feeding servo mechanism is certain
Long paper feeding servo mechanism.
7. dynamic synchronization according to claim 1 spreads paper system, which is characterized in that the PLC control system is west gate
Sub- S7-1200PLC control systems.
8. dynamic synchronization according to claim 1 spreads paper system, which is characterized in that the encoder is compiled for an increment type
Code device.
9. a kind of realize that dynamic synchronization spreads the method that paper controls based on system described in claim 1, also wrapped in the system
Laser photoelectricity sensor is included, which is set at the cut paper servo mechanism, and the laser photoelectricity senses
Device is connected with the PLC control system, which is characterized in that the synchronisation control means includes the following steps：
(1) high-speed counter that the PLC control system described in calculates the PLC control system in dynamic synchronization paving paper system is realized
The required fiducial value of high-speed counting function；
(2) the paper feeding servo mechanism described in is sent out to the paving paper synchronous belt by the paper of fixed length, the cut paper servo
Structure cuts off paper, and paper adsorption is lived by the negative-pressure adsorption mechanism passed through on the paving paper synchronous belt, prevents it in the paving
It is moved on paper synchronous belt, and the cut-out situation of paper is detected by the laser photoelectricity sensor；
(3) the I/O sensors of the PLC control system described in receive the photoelectricity interrupt signal from the photoelectric sensor,
Start the high-speed counter of the PLC control system, and the encoder controlled to send out pulse, the high-speed counter according to
The pulse received is counted, when its count value reaches the fiducial value to the PLC control system transmission one
Compare interrupting information；
(4) the dynamic synchronization paving paper system described in the PLC control system control described in, which enters, compares interrupt processing operation.
10. the method according to claim 9 for realizing dynamic synchronization paving paper control, which is characterized in that the step (1)
Fiducial value needed for high speed counter is calculated according to the following formula：
Wherein D0 is the fiducial value needed for the high-speed counter, and P is the encoder line number, and C1 is that the paving paper is same
The outer perimeter of the driving wheel of the servo roller of band is walked, H1 is that the paving paper synchronizes the vertical belt conveyor direction of belt end
The upper difference in height between the belt conveyor, V0 are the startup initial velocity of the servo roller of the paving paper synchronous belt, and V1 is
The speed of service of the belt conveyor.
11. the method according to claim 9 for realizing dynamic synchronization paving paper control, which is characterized in that the step
(2), following steps are specifically included：
(2.1) start the paper feeding servo mechanism, the PLC control system control paper feeding servo mechanism operation one
Servo stroke length L, the paper that submitting length is L is to the paving paper synchronous belt, and paper side is just at the paving
Paper synchronous belt and passes through the negative-pressure adsorption mechanism and lives paper adsorption close to the tip position of the belt conveyor,
The paper feeding servo mechanism stop motion；
(2.2) the cut paper servo mechanism operation at the paper feeding servo mechanism, paper is cut off, and is cut positioned at described
Whether the laser photoelectricity sensor operation at paper servo mechanism, the cut paper servo mechanism to detect described are cut off paper, if
Paper is cut off, then continues step (3), if paper is not switched off, the laser sensor generates cut paper fault-signal, and
The cut paper fault-signal is sent to the PLC control system by I/O oral instructions, the PLC control system obtains the cut paper
Enter cut paper system failure processing operation after fault-signal, dynamic synchronization paving paper system is stopped, and described in startup
Alarm equipment alarm.
12. the method according to claim 9 for realizing dynamic synchronization paving paper control, which is characterized in that the step
(3), following steps are specifically included：
(3.1) glass passes through the photoelectric sensor, and the light-inletting quantity of the photoelectric sensor changes, and generates in a photoelectricity
Break signal, and pass through I/O interfaces and the photoelectricity interrupt signal is transmitted to the PLC control system；
(3.2) PLC control system described in starts the high-speed counter, and the encoder sends out pulse, the PLC
The pulse number that high-speed counter calculating in control system receives, is compared with the fiducial value, when what is received
When pulse number is equal to the fiducial value, which stops counting, and compares to the PLC control system transmission one
Compared with interrupt signal, synchronous enabling signal logic is handled into interrupt routine is compared.
13. the method according to claim 9 for realizing dynamic synchronization paving paper control, which is characterized in that the step (4)
In comparison interrupt processing operation, specifically include following steps：
(4.1) the servo roller strap of the paving paper synchronous belt described in moves paper using initial velocity as the motion state of V0, acceleration for a, to
The direction movement of belt conveyor conveying glass, until the speed of the paving paper synchronous belt servo roller reaches the belt conveyor
Speed V1, the speed of the paving paper synchronous belt keeps V1 constant, until paper leaves the paving paper synchronous belt；
(4.2) the servo roller of the paving paper synchronous belt described in sends out paper sheet delivery to the PLC control system and completes signal, described
PLC control system control the servo roller stop motion of the paving paper synchronous belt, wait for and compare holding for interrupt processing operation next time
Row.
14. the method according to claim 9 for realizing dynamic synchronization paving paper control, which is characterized in that the paper delays
Deposit mechanism be placed in the paper feeding servo mechanism not with the adjacent side of paving paper synchronous belt, the paper cache mechanism
The supply of the paper servo mechanism maximum paper length is sent for storing paper and guarantee, and has a pair to penetrate electrooptical device setting
In the paper cache mechanism, to detect whether the paper in the paper cache mechanism disconnects, if not disconnecting, continue
Step (2), if disconnecting, this generates a paper abnormal failure signal to penetrating electrooptical device, and by the paper abnormal failure signal
The PLC control system is sent to, the PLC control system enters paper abnormal failure processing operation, the dynamic
Synchronous paving paper system is stopped, and starts the alarm and send out alarm.
15. the method according to claim 14 for realizing dynamic synchronization paving paper control, which is characterized in that the paper delays
It deposits mechanism and the frequency conversion paper feeding volume is also equipped with not close to the side of the paper feeding servo mechanism, frequency conversion paper feeding volume is for institute
The paper feeding servo mechanism stated during the paving paper synchronous belt paper feeding to synchronizing to the paper cache mechanism paper feeding.
16. the method according to claim 9 for realizing dynamic synchronization paving paper control, which is characterized in that glass passes through described
The electrostatic that sends out of electrostatic generator by paper adsorption on glass.
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| CN107336881B (en) * | 2017-04-19 | 2023-02-07 | 咸宁南玻光电玻璃有限公司 | Static induction device for assisting glass paper laying |
| CN107179755B (en) * | 2017-04-28 | 2018-11-13 | 中建材（宜兴）新能源有限公司 | A kind of photovoltaic glass deep processing annealing furnace parallel connection production control system |
| CN114313492A (en) * | 2021-12-22 | 2022-04-12 | 中国建材国际工程集团有限公司 | Floor type bidirectional off-line paper laying machine |
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Denomination of invention: Dynamic synchronous paper paving system and synchronous control method thereof Effective date of registration: 20200416 Granted publication date: 20180612 Pledgee: Anxin Agricultural Insurance Co., Ltd. Shanghai Minhang Branch Company Pledgor: CNBM TRIUMPH ROBOTICS (SHANGHAI) Co.,Ltd. Registration number: Y2020310000009 |
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Denomination of invention: Dynamic synchronous paper laying system and its synchronous control method Effective date of registration: 20210923 Granted publication date: 20180612 Pledgee: Pacific Anxin Agricultural Insurance Co.,Ltd. Shanghai Minhang branch Pledgor: CNBM TRIUMPH ROBOTICS (SHANGHAI) Co.,Ltd. Registration number: Y2021310000076 |