CN208607522U - A kind of broken electric-control system of novel four-roller - Google Patents
A kind of broken electric-control system of novel four-roller Download PDFInfo
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- CN208607522U CN208607522U CN201821544488.4U CN201821544488U CN208607522U CN 208607522 U CN208607522 U CN 208607522U CN 201821544488 U CN201821544488 U CN 201821544488U CN 208607522 U CN208607522 U CN 208607522U
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Abstract
The utility model discloses a kind of novel four-rollers to be crushed electric-control system, belong to raw materials for sintering coal tar and is crushed control panel technical field, suitable for heave-load device frequency convertor PID control technology application, replace traditional control method with Advanced Control Techniques, with the common threephase asynchronous of transducer drive；Replace relay with programmable controller; related protective program is added; realize the various controls to frequency converter; complete the switching of working frequency and chip frequency; the real time monitoring of operating current and the discharge quantity for controlling upstream equipment, realize PID closed-loop control, and operating cost substantially reduces; control is reliable, safeguards more convenient.
Description
Technical field
The utility model belongs to raw materials for sintering coal tar and is crushed control panel technical field, is related to a kind of broken electricity of novel four-roller
Control system is suitable for the control technology application of heave-load device frequency convertor PID
Background technique
Four-roller crushing system mainly completes the thin broken work to solid fuel coal, Jiao Kuang, and material particles degree directly influences
Sinter quality.System is made of four-roller crusher main body, roll surface lash adjusting device, charging belt and conveyor belt, control
Mode is reverse stopping, and sequence starting mode avoids the accumulation of material.
Country's four-roller crusher major loop is using synchronous driving breaker roll (the V belt translation side of two AC asynchronous motors at present
Formula) work.Upper roller is mobile roller, and the driving of You Yitai double-speed motor is when being connected into △ type around being high-speed breakage when being grouped into YY type
Low speed roll surface chip, and lower roll is driven by V belt translation mode, by external roll surface lash adjusting device, realize roll spacing gap tune
It is whole；Lower roll is fixing roller, and the driving of You Yitai ordinary motor drives top fixing roller by V belt translation.Charging belt is that power frequency is permanent
Revolving speed carries out the conveying of material to cracking cabin, and chain with crusher electrical control.
In conventional electrical control, control device is more, and control mode is complicated.Since production technology wants crushed particles degree
Ask, crusher's rollers away from it is smaller when, operating current is high, and electrothermal relay frequent movement, aging is very fast and loses defencive function；
In addition, long-term running overload easily causes major loop electric elements aging too fast and phase shortage.Burn the event of component and motor
Barrier occurs often；Since upper roller is double-speed motor, major loop Y type contactor is long actuation when operating normally, if the contact
Device is closed bad, poor contact or the contactor output loop open circuit will result in motor running in lower-speed state and three-phase
Current imbalance；When work, material may be accumulated in adhesion through moisture in cracking cabin, charging belt can not reduce discharge quantity again and
Stall, operating current, which rises violently, to be caused by forced-stopping machine.
Utility model content
For the deficiency in background technique, the utility model provides a kind of broken electric-control system of novel four-roller, with advanced control
Technology processed replaces traditional control method, with the common threephase asynchronous of transducer drive；Replace with programmable controller
Relay is added related protective program, realizes the various controls to frequency converter, completes the switching of working frequency and chip frequency,
The real time monitoring of operating current and the discharge quantity for controlling upstream equipment, realize PID closed-loop control, and operating cost drops significantly
Low, control is reliable, safeguards more convenient.
The technical solution that the utility model solves technical problem is as follows:
A kind of novel four-roller of the utility model is crushed electric-control system, including four-roller crusher, setting are on four-roller crusher
The charging sealing-tape machine and broken material adhesive tape conveying machine and power supply one and power supply two of side and lower section；The four-roller crusher includes
Material cracking cabin, the material cracking cabin side are provided with mobile breaker roll and lower fixed breaker roll, and the other side is provided with solid
Determine breaker roll and lower mobile breaker roll, two rollers up and down of every side pass through transmission band connection；The lower fixed breaker roll, upper fixation
Breaker roll, charging sealing-tape machine be connected separately with lower roll motor, upper roller motor and charging motor, the upper roller motor and
Charging motor passes through connection with power supply two and power supply one respectively, characterized in that further includes PLC controller, feeding frequency conversion
Device, broken frequency converter and isolator；The feeding frequency converter is arranged in power supply one and feeds on the route between motor；Institute
It states on the route that broken frequency converter is arranged between power supply two and upper roller motor；The feeding frequency converter and broken frequency converter are equal
The PLC controller is accessed by route；Be provided on route between the broken frequency converter and upper roller motor it is described every
From device, which accesses PLC controller and feeding frequency converter by route respectively.
As the further improvement of technical solution, the charging motor and upper roller motor add the first power frequency respectively
Cooling fan and the second power frequency cooling fan, the first power frequency cooling fan and the second power frequency cooling fan pass through respectively route with
Power supply one and power supply two connect, and A.C. contactor KM1 are provided between the first power frequency cooling fan and power supply one, the second power frequency is cold
But A.C. contactor KM2 is provided between fan and power supply two, A.C. contactor KM1 and A.C. contactor KM2 pass through line
PLC controller is accessed on road.
As the further improvement of technical solution, the PLC controller also passes through communication line and is connected with HMI people
Machine interface.
As the further improvement of technical solution, on the route between the feeding frequency converter and power supply one and broken become
A.C. contactor can be set on route between frequency device and power supply two, controlled by the basic circuit Qi Baoting.
As the further improvement of technical solution, the PLC controller is mitsubishi FX2N series small machine, and the feeding becomes
Frequency device is Mitsubishi FR-E700 Series Frequency Converter, and being crushed frequency converter is Mitsubishi's vector heavy-load FR-A740 Series Frequency Converter, institute
Stating isolator is MCR-SLP-1-5-UI-0 signal isolator.
As the further improvement of technical solution, each terminal connection of the PLC controller is as follows: its L, N terminal and AC
220V is connected；Its X000, X001 input terminal is connect with two non-moving ends of a single-pole double-throw switch (SPDT) respectively, broken for providing
Produce signal or roller skin cutting signal；Its X002 input terminal is connect with a normally closed switch button, is stopped for providing upper roller production
Stop signal；Its X003 input terminal is connect with a normally closed switch button, for providing upper roller chip stop signal；Its X004 input
Terminal is connect with a normal open switch button, for providing upper roller production stop signal；Its X005 input terminal and a normal open switch
Button connection, for providing positive cutting signal；Its X006 input terminal is connect with a normal open switch button, reversed for providing
Cutting signal；Its X007 input terminal is connect with an overtemperature relay, for providing external overload protection signal；Its X010 is defeated
Enter terminal to connect with a normally closed switch button, for providing system emergent stop signal；The other end and its COM terminal respectively switched connects
It connects, output terminal Y010 and Y011 are connect with A.C. contactor KM1 and A.C. contactor KM2 respectively, A.C. contactor KM1
It is connected between the other end of A.C. contactor KM2 and its COM2 terminal with AC220V power supply, is installed at charging electricity for controlling
The first power frequency cooling fan and the heat dissipation of the second power frequency cooling fan low frequency in motivation and upper roller motor；
Each terminal connection of the broken frequency converter is as follows: the Y000 and Y001 of its STF terminal and PLC controller
Output terminal connection, for providing system operating signal to upper roller motor and upper roller motor provides vehicle roller forward direction operation letter
Number；Its STR terminal and the Y002 output terminal of PLC controller connect, for providing vehicle roller inverted running letter to upper roller motor
Number；Its RH terminal and the Y003 terminal of PLC controller connect, for providing break-up frequency setting signal to upper roller motor；Its
RM terminal and the Y004 terminal of PLC controller connect, for providing vehicle roller set of frequency signal to upper roller motor；Its SD terminal
It is connect with the COM1 terminal of PLC controller；Its R, S and T terminal is connect with the triple line of power supply two respectively；Its U, V and W terminal
It is connected respectively with upper roller motor by route；
Each terminal connection of the feeding frequency converter is as follows: the Y005 output end of its STF terminal and PLC controller
Son connection, for providing system operating signal to charging motor；Its SD terminal is connected with the COM1 terminal of PLC controller,
Switch is provided between SD terminal and RH terminal, for providing PID closed-loop control selection signal；Its R, S and T terminal respectively with electricity
The three of source one are connected；Its U, V and W terminal is connected with charging motor respectively by route；
The input terminal of the isolator by mutual inductor be connected to broken frequency converter U, V and W terminal and upper roller it is electronic
On route between machine, output terminal by route access all the way PLC controller A D input module, for monitoring upper roller
The operating current of motor, another way access 4 terminals and 5 terminals of feeding frequency converter, the PID closed loop for feeding frequency converter
Control.
As the further improvement of technical solution, the no-load voltage ratio of the mutual inductor is 300/5.
As the further improvement of technical solution, all kinds of switches of the PLC controller input terminal connection are by HMI people
Machine interface substitution, the HMI man-machine interface are also used to show the current information and warning message when upper roller motor running.
Novel four-roller is crushed the control method of electric-control system in the above-mentioned technical proposal of the utility model, is controlled by PLC
Device controls broken frequency converter and feeding frequency converter, and then by broken frequency converter and feeding frequency converter respectively to upper roller electricity
Motivation and charging motor are controlled, characterized in that the isolator converts the operating current information of upper roller motor to
It is sent after analog signals to feeding frequency converter and realizes the PID closed-loop control of charging motor and upper roller electric motor operation electric current；Institute
Before stating electric-control system operation, the parameter of broken frequency converter and feeding frequency converter is configured；The broken frequency converter and feeding
The operating parameter of frequency converter is configured according to the actual conditions of upper roller motor and charging motor respectively；The charging is electronic
The pid control function parameter of machine is configured according to the operating current situation of upper roller motor.
As the further improvement of technical solution, the pid control function parameter of the charging motor is electronic according to upper roller
Upper limit operation current value, lower limit working current value and the running current value of machine are set, first by upper roller motor
Upper limit operation current value, lower limit working current value and running current value are scaled pair of 0-5A according to the no-load voltage ratio of mutual inductor
It should be worth, then the respective value of the 0-5A is converted into the respective value of 4-20mA according to formula y=3.2x+4, finally by the 4-20mA
Respective value corresponding proportional band value is converted into according to formula y=6.25x-25, then by each parameter value in charging frequency converter
In be configured.
Compared with current existing technology, the utility model replaces two-speed motor with Frequency Converter Control common motor,
It can complete the production requirements such as broken, the vehicle roller such as more revolving speeds, forward and reverse.Using the feedback of crusher upper roller electric motor operation electric current,
Frequency convertor PID function setting, can be achieved with the closed-loop control of the discharge quantity and crusher operating current to charging belt.Work as work
When electric current is more than setting value, discharge quantity declines due to the decline of charging motor speed, guarantees that material is not accumulated；Work as operating current
It is gradually reduced and tends towards stability, discharge quantity is gradually increased to operate normally revolving speed.The utility model makes control device big after implementing
Width is reduced, and failure rate reduces, and maintenance is more convenient reliable, be ensure that production is continuous and is required.The utility model can be used for novel
It, can also be practical to existing four-roller crusher into transformation in the manufacture of four-roller crusher.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and detailed description:
Fig. 1 is the structure general illustration of electric-control system described in the utility model；
Fig. 2 is electric control system controls flow diagram described in the utility model；
Fig. 3 is control panel scheme of installation in electric-control system described in the utility model；
Fig. 4 is electric control system controls secondary connection schematic diagram described in the utility model；
Fig. 5 is pid algorithm schematic diagram one；
Fig. 6 is pid algorithm schematic diagram two；
In figure: 1. charging sealing-tape machines, 2. charging motor, 3. first cooling fans, 4. feed inlets, 5. lower roll motor,
6. belt stretcher, 8. feed openings, 9. material cracking cabins, fixes breaker roll, 11. upper rollers on 10. at 7. lower fixed breaker rolls
Motor, 12. second cooling fans, 13. broken material adhesive tape conveying machines, 14. four-roller crushers, 15. lower mobile breaker rolls,
Mobile breaker roll on 16., 17.PLC controller, 18. broken frequency converters, 19. feeding frequency converters, 20. isolators, 21. power supplys one,
22. power supply two, 23.HMI man-machine interface, 24. mutual inductors, 25. A.C. contactor KM1,26. A.C. contactor KM2.
Specific embodiment
Embodiment 1:
As shown in Figure 1 to Figure 3, a kind of novel four-roller of the utility model is crushed electric-control system, including four-roller crusher 14, sets
Set charging sealing-tape machine 1 above and below four-roller crusher 14 and broken material adhesive tape conveying machine 13 and power supply 1 and electricity
Source 2 22；The four-roller crusher 14 includes material cracking cabin 9, and 9 upper and lower ends of material cracking cabin are respectively feed inlet 4 and blanking
Mouth 8,9 side of material cracking cabin are provided with mobile breaker roll 16 and lower fixed breaker roll 7, and it is broken that the other side is provided with fixation
Roller 10 and lower mobile breaker roll 15, two rollers up and down of every side pass through transmission band connection, are provided with belt tension on each transmission belt
Device 6；The lower fixed breaker roll 7, upper mobile breaker roll 10, charging sealing-tape machine are connected separately with lower roll motor 5, upper roller electricity
Motivation 11 and charging motor 2, the upper roller motor 11 and charging motor 2 are logical with power supply 2 22 and power supply 1 respectively
Connection is crossed, the electric-control system further includes PLC controller 17, feeding frequency converter 19, broken frequency converter 18 and isolator
20；The feeding frequency converter 19 is arranged in power supply 1 and feeds on the route between motor 2；The broken frequency converter 18 is set
It sets on the route between power supply 2 22 and upper roller motor 11；The feeding frequency converter 19 and broken frequency converter 18 pass through line
The PLC controller 17 is accessed on road；Be provided on route between the broken frequency converter 18 and upper roller motor 11 it is described every
From device 20, which, which is connected by route with power supply 1 or power supply 2 22, is powered, while the isolator 20 is distinguished
PLC controller 17 and feeding frequency converter 19 are accessed by route.In application, by PLC controller 17 to broken 18 He of frequency converter
Feeding frequency converter 19 is controlled, then by broken frequency converter 18 and feeding frequency converter 19 respectively to upper roller motor 11 and into
Material motor 2 is controlled, and it is raw to complete system starting and stopping, forward and reverse broken, the vehicle roller of more revolving speeds of four-roller crusher 14 etc.
Production demand is sent all the way by the way that the operating current signal of upper roller motor 11 is divided into two-way by isolator 20 to feeding frequency conversion
Device 19 controls charging motor 2 by feeding frequency converter 19 and realizes the adjustable PID control of discharge quantity, and another way, which is sent to PLC, to be controlled
Device 17 processed, for input PLC controller 17 A D input module, realize to the real-time prison of 11 operating current of upper roller motor
Control；In the present embodiment, it can will be sent after the current value signals conversion on 11 route of upper roller motor to isolator by mutual inductor
20。
In the present embodiment, for convenient for the protection and control to charging motor 2 and upper roller motor 11, the feeding frequency conversion
It is settable on route on route between device 19 and power supply 1 and between the broken frequency converter 18 and power supply 2 22
There is A.C. contactor, is controlled by the basic circuit Qi Baoting.
In the present embodiment, for the heat-sinking capability for increasing the charging motor 2 and upper roller motor 11, the charging is electronic
Machine 2 and upper roller motor 11 add the first power frequency cooling fan 3 and the second power frequency cooling fan 12 respectively, and first power frequency is cold
But fan 3 and the second power frequency cooling fan 12 are connect by route with power supply 1 and power supply 2 22 respectively, meanwhile, for convenient for
Control to the first power frequency cooling fan 3 and the second power frequency cooling fan 12, the first power frequency cooling fan 3 and power supply 1
Between be provided with A.C. contactor KM1, be provided with A.C. contactor KM2 between the second power frequency cooling fan 12 and power supply 2 22,
A.C. contactor KM1 and A.C. contactor KM2 accesses PLC controller 17 by route.
In the present embodiment, the PLC controller 17 is also connected with HMI man-machine interface 23 by communication line, passes through
Input signal from HMI man-machine interface 23 to PLC controller 17 to control each frequency converter, while can be electronic by upper roller
The operating current state and warning message of machine 11 are shown in HMI man-machine interface 23.
In the present embodiment, power supply 1 and power supply 2 22 are 380V/50HZ power frequency supply, to feeding frequency converter
19, frequency converter 18, isolator 20, the first power frequency cooling fan 3 and second power frequency cooling fan 12 etc. is crushed to be powered.
Embodiment 2:
As shown in Figures 1 to 4, it is illustrated so that a four-roller crusher is transformed as an example, the four-roller crusher structure
With embodiment 1, former upper and lower roll motor is respectively the two of model YD280S-8/4 40/55KW and Y315S-6 75KW
Platform AC asynchronous motor, original charging motor is Y160L-4 5.5KW, when improving, by former upper roller motor
YD280S-8/4 40/55KW is changed to common three-phase alternating current and leads step motor Y250M-4 55KW, and installs the second cooling fan 12 additional
Low frequency heat dissipation, original charging motor is constant and adduction installs the heat dissipation of 3 low frequency of the first cooling fan additional；Due to crushing system electrical control
It is relatively simple, required I O points are transformed seldom, it is mitsubishi FX2N series small machine that the PLC controller 17, which is selected,；Charging
The load of sealing-tape machine 1 is less heavy, and starting performance is of less demanding, and Mitsubishi's FR-E700 Series Frequency Converter can be selected in feeding frequency converter 19,
Power is 11KW, for controlling charging motor 2；Crusher upper roller is since the driven fluctuation of load changes greatly, and to starting
The requirement such as torque height, because broken frequency converter 18 selects Mitsubishi's vector heavy-load FR-A740 Series Frequency Converter power 75KW；
The isolator 20 selects MCR-SLP-1-5-UI-0 signal isolator.
In the present embodiment, each terminal connection of the PLC controller 17 is as follows: its L, N-terminal and AC 220V power supply phase
Even, for powering to PLC controller 17；Its X000, X001 input terminal respectively with two of a single-pole double-throw switch (SPDT) SPDT not
Moved end connection, for providing broken production signal or roller skin cutting signal；Its X002 input terminal and a normally closed switch button
SB1 connection, for providing upper roller production stop signal；Its X003 input terminal is connect with a normally closed switch button SB2, is used for
Provide upper roller chip stop signal；Its X004 input terminal is connect with a normal open switch button SB3, is stopped for providing upper roller production
Stop signal；Its X005 input terminal is connect with a normal open switch button SB4, for providing positive cutting signal；Its X006 input
Terminal is connect with a normal open switch button SB5, for providing reversed cutting signal；Its X007 input terminal and an overtemperature relay
FR connection, for providing external overload protection signal；Its X010 input terminal is connect with a normally closed switch button SB6, for giving
System emergent stop signal out；The other end respectively switched is connect with its COM terminal, and output terminal Y010 and Y011 connect with exchanging respectively
Tentaculum KM1 is connected with A.C. contactor KM2, the other end of A.C. contactor KM1 and A.C. contactor KM2 and its COM2 terminal
Between be connected with AC220V power supply, for feeding the first power frequency cooling fan 3 and the second work of motor 2 and upper roller motor 11
The heat dissipation of 12 low frequency of frequency cooling fan；In the present embodiment, by the operation to each switch, inputs and instruct to PLC controller 7, then lead to
It crosses PLC controller 17 to control broken frequency converter 18, and then realizes the control to upper roller motor 11, complete corresponding actions；
Each terminal connection of the broken frequency converter 18 is as follows: the Y000 of its STF terminal and PLC controller 17 and
The connection of Y001 output terminal, for provide system operating signal to upper roller motor 11 and upper roller motor 11 to provide vehicle roller positive
Run signal；Its STR terminal is connect with the Y002 output terminal of PLC controller 17, for providing vehicle roller to upper roller motor 11
Reverse run signal；Its RH terminal is connect with the Y003 terminal of PLC controller 17, for providing broken frequency to upper roller motor 11
Rate setting signal；Its RM terminal is connect with the Y004 terminal of PLC controller 17, for providing vehicle roller frequency to upper roller motor 11
Rate setting signal；Its SD terminal is connect with the COM1 terminal of PLC controller 17；Its R, S and T terminal respectively with power supply 2 22 three
Phase line connection；Its U, V and W terminal is connected with upper roller motor 11 respectively by route；
Each terminal connection of the feeding frequency converter 19 is as follows: its STF terminal and the Y005 of PLC controller 17 are defeated
Terminal connects out, for providing system operating signal to charging motor 2；The COM1 terminal of its SD terminal and PLC controller 17
It is connected, switch SB7 is provided between SD terminal and RH terminal, for providing PID closed-loop control selection signal；Its end R, S and T
Son is connected with the three of power supply 1 respectively；Its U, V and W terminal is connected with charging motor 2 respectively by route；
The input terminal of the isolator 20 by mutual inductor 24 be connected to U, V and W terminal of broken frequency converter 18 with it is upper
On route between roller motor 11, simple two-way signal is exported by the MCR-SLP-1-5-UI-0 signal isolator, wherein all the way
For 0~5A analog signal, sent by route to PLC controller 17, for input PLC controller 17 A D input module, realize
The monitoring of 11 real-time working electric current of upper roller motor simultaneously shows that another way is 4~20mA simulation by HMI man-machine interface 23
Signal is input to 4 terminals and 5 terminals of feeding frequency converter 19 by route, realizes the adjustable PID control of discharge quantity.
In the present embodiment, the no-load voltage ratio of the mutual inductor 24 is 300/5.
Embodiment 3:
As shown in Figure 1 to Figure 3, the present embodiment is substantially with embodiment 2, its main feature is that, 17 input terminal of PLC controller
All kinds of switches of son connection are substituted by HMI man-machine interface 23, i.e., are substituted by the Interactive function of HMI man-machine interface 23 all kinds of
All kinds of control information of four-roller crusher are input to PLC control by HMI man-machine interface 23 by the respective function of button switch etc.
Device 17 processed, then each frequency converter is controlled by PLC controller 17, in addition, the HMI man-machine interface 23 can also be used to show
Current information and warning message when upper roller motor 11 is run, the operation of four-roller crusher is grasped convenient for operator in real time
Situation.
Embodiment 4:
As shown in Figures 1 to 6, a kind of control of the broken electric-control system of novel four-roller described in a kind of any of the above-described embodiment
Method controls broken frequency converter 18 and feeding frequency converter 19 by PLC controller 17, and then by being crushed frequency converter 18
Upper roller motor 11 and charging motor 2 are controlled respectively with feeding frequency converter 19, the isolator 2 is electronic by upper roller
The operating current information of machine 11, which is converted into after analog signals to send to feeding frequency converter 9, realizes that charging motor 2 and upper roller are electronic
The PID closed-loop control of 11 operating current of machine；Before the electric-control system operation, to the ginseng of broken frequency converter 18 and feeding frequency converter 19
Number is configured；The operating parameter of the broken frequency converter 18 and feeding frequency converter 19 is respectively according to upper roller motor 11 and charging
The actual conditions of motor 2 are configured, and subordinate list 1 and 2 respectively illustrates a kind of 19 operating parameter table of feeding frequency converter and broken
The operating parameter table of frequency converter 18；The pid control function parameter of the charging motor 2 is according to the upper limit work of upper roller motor 11
Make current value, lower limit working current value and running current value to be set, first by the upper limit operation of upper roller motor 11
Current value, lower limit working current value and running current value are scaled the respective value of 0-5A according to the no-load voltage ratio of mutual inductor 24,
The respective value of the 0-5A is converted into the respective value of 4-20mA according to formula y=3.2x+4 again, finally by the correspondence of the 4-20mA
Value is converted into corresponding proportional band value according to formula y=6.25x-25, then by each parameter value in charging frequency converter 19 into
Row setting；By taking common three-phase alternating current leads step motor Y250M-4 55KW as an example, the upper limit value of operating current is 100A, under
Limit value is 55A, and normal value (setting value) is 85A, and current transformer ratio is 300/5 (A) in major loop, through current transformer
Current value after conversion is respectively 1.67A, 0.9A and 1.4A, can convert each current value to further according to formula y=3.2x+4
9.34mA, 6.9mA and 8.5mA, further according to formula y=6.25x-25 be converted into corresponding proportional band value be respectively 33.3,
18.1 and 28.1, it is then set in charging frequency converter again, in order to implement the closed-loop control of PID.
Subordinate list 1: feeding transducer operational parameter table
| Parameter number | Setting value | Function declaration |
| Pr.1 | 50HZ | Upper limiting frequency |
| Pr.2 | 5HZ | Lower frequency limit |
| Pr.7 | 3S | Acceleration time |
| Pr.8 | 3S | Deceleration time |
| Pr.9 | 16.5A | Electronic overcurrent protection |
| Pr.73 | 1 (0~5V signal) | Analog input selection |
| Pr.79 | 2 fixed external operational modes | Operational mode |
| Pr.80 | 5.5KW | Power of motor |
| Pr.81 | 4 | Motor pole number |
| Pr.83 | 400 | Rated motor voltage |
| Pr.96 | (1)11 | The control of (advanced) commonality vector |
Subordinate list 2: broken transducer operational parameter table
Subordinate list 3: feeding frequency convertor PID control function parameter list
| Parameter number | Setting value | Function declaration |
| Pr.128 | 20 | It selects PID function (negative interaction) |
| Pr.129 | 0.8 | PID proportional region |
| Pr.130 | 1S | The PID time of integration |
| Pr.131 | 33 | Upper limit value |
| Pr.132 | 18 | Lower limit value |
| Pr.133 | 28 | PID control value |
| Pr.134 | 9999 | PID derivative time |
| Pr.182 | 14 | The selection of RH terminal function |
Subordinate list 4: setting value and Pr131~Pr133 parameter setting table
The above is only the preferred embodiments of the utility model, and but protection scope of the utility model is not limited thereto, appoint
What those familiar with the art within the technical scope disclosed by the utility model, the variation that can readily occur in or replaces
It changes, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with claim
Subject to the protection scope defined.
Claims (7)
1. a kind of novel four-roller is crushed electric-control system, including four-roller crusher (14), setting above four-roller crusher (14) and
The charging sealing-tape machine (1) and broken material adhesive tape conveying machine (13) and power supply one (21) and power supply two (22) of lower section；Described four
Roll crusher (14) includes material cracking cabin (9), material cracking cabin (9) side be provided with mobile breaker roll (16) with it is lower solid
Determine breaker roll (7), the other side is provided with fixed breaker roll (10) and lower mobile breaker roll (15), and two rollers up and down of every side are logical
Transmission band connection is crossed, and is equipped with conveyer belt tensioning apparatus (6)；The lower fixed breaker roll (7), upper fixed breaker roll (10), into
It is electronic that material sealing-tape machine (1) is connected separately with lower roll motor (5), upper roller motor (11) and charging motor (2), the upper roller
Machine (11) and charging motor (2) pass through connection with power supply two (22) and power supply one (21) respectively, characterized in that further include
PLC controller (17), feeding frequency converter (19), broken frequency converter (18) and isolator (20)；The feeding frequency converter (19)
It is arranged on the route between power supply one (21) and charging motor (2)；The broken frequency converter (18) is arranged in power supply two
(22) on the route between upper roller motor (11)；The feeding frequency converter (19) and broken frequency converter (18) pass through route
Access the PLC controller (17)；It is arranged on route between the broken frequency converter (18) and upper roller motor (11)
Isolator (20) are stated, pass through route access PLC controller (17) and feeding frequency converter (19) respectively.
2. a kind of novel four-roller according to claim 1 is crushed electric-control system, characterized in that the charging motor (2)
The first power frequency cooling fan (3) and the second power frequency cooling fan (12), first work are added respectively with upper roller motor (11)
Frequency cooling fan (3) and the second power frequency cooling fan (12) are connect by route with power supply one (21) and power supply two (22) respectively,
It is provided with A.C. contactor KM1 (25) between first power frequency cooling fan (3) and power supply one (21), the second power frequency cooling fan
(12) it is provided between power supply two (22) A.C. contactor KM2 (26), A.C. contactor KM1 (25) and A.C. contactor
KM2 (26) accesses PLC controller (17) by route.
3. a kind of novel four-roller according to claim 1 or 2 is crushed electric-control system, characterized in that the PLC controller
(17) HMI man-machine interface (23) are also connected with by communication line.
4. a kind of novel four-roller according to claim 3 is crushed electric-control system, characterized in that the PLC controller (17)
For mitsubishi FX2N series small machine, the feeding frequency converter (19) is Mitsubishi FR-E700 Series Frequency Converter, is crushed frequency converter (18)
For Mitsubishi's vector heavy-load FR-A740 Series Frequency Converter, the isolator (20) is MCR-SLP-1-5-UI-0 signal isolation
Device.
5. a kind of novel four-roller according to claim 4 is crushed electric-control system, characterized in that the PLC controller (17)
Each terminal connection it is as follows: its L, N-terminal are connected with AC 220V；Its X000, X001 input terminal is opened with a single-pole double throw respectively
The two non-moving ends connection for closing (SPDT), for providing broken production signal or roller skin cutting signal；Its X002 input terminal with
One normally closed switch button (SB1) connection, for providing upper roller production stop signal；Its X003 input terminal is pressed with a normally closed switch
Button (SB2) connection, for providing upper roller chip stop signal；Its X004 input terminal is connect with a normal open switch button (SB3),
For providing upper roller production stop signal；Its X005 input terminal is connect with a normal open switch button (SB4), for providing forward direction
Cutting signal；Its X006 input terminal is connect with a normal open switch button (SB5), for providing reversed cutting signal；Its X007
Input terminal is connect with an overtemperature relay (FR), for providing external overload protection signal；Its X010 input terminal and one is often
Switch button (SB6) connection is closed, for providing system emergent stop signal；The other end respectively switched is connect with its COM terminal, output
Terminal Y010 and Y011 are connect with A.C. contactor KM1 (25) and A.C. contactor KM2 (26) respectively, A.C. contactor KM1
(25) it is connected between the other end of A.C. contactor KM2 (26) and its COM2 terminal with AC220V power supply, is installed additional for controlling
The first power frequency cooling fan (3) and the second power frequency cooling fan (12) in charging motor (2) and upper roller motor (11)
Low frequency heat dissipation；
Each terminal connection of the broken frequency converter (18) is as follows: the Y000 of its STF terminal and PLC controller (17) and
The connection of Y001 output terminal is used to provide system operating signal to upper roller motor (11) and upper roller motor (11) provides vehicle roller
Positive run signal；Its STR terminal is connect with the Y002 output terminal of PLC controller (17), is used for upper roller motor (11)
Provide vehicle roller reverse run signal；Its RH terminal is connect with the Y003 terminal of PLC controller (17), is used for upper roller motor
(11) break-up frequency setting signal is provided；Its RM terminal is connect with the Y004 terminal of PLC controller (17), for electronic to upper roller
Machine (11) provides vehicle roller set of frequency signal；Its SD terminal is connect with the COM1 terminal of PLC controller (17)；Its R, S and T terminal
It is connect respectively with the triple line of power supply two (22)；Its U, V and W terminal is connected with upper roller motor (11) respectively by route；
Each terminal connection of the feeding frequency converter (19) is as follows: its STF terminal and the Y005 of PLC controller (17) are exported
Terminal connection, for providing system operating signal to charging motor (2)；
Its SD terminal is connected with the COM1 terminal of PLC controller (17), and switch is provided between SD terminal and RH terminal
(SB7), for providing PID closed-loop control selection signal；Its R, S and T terminal is connected with the three of power supply one (21) respectively；Its U,
V and W terminal is connected with charging motor (2) respectively by route；
The input terminal of the isolator (20) by mutual inductor (24) be connected to U, V and W terminal of broken frequency converter (18) with
On route between upper roller motor (11), output terminal by route access all the way PLC controller (17) A D input mould
Block, for monitoring the operating current of upper roller motor (11), another way accesses 4 terminals and 5 terminals of feeding frequency converter (19), uses
In the PID closed-loop control of feeding frequency converter (19).
6. a kind of novel four-roller according to claim 5 is crushed electric-control system, characterized in that the change of the mutual inductor (24)
Than being 300/5.
7. a kind of novel four-roller according to claim 5 or 6 is crushed electric-control system, characterized in that the PLC controller
(17) all kinds of switches of input terminal connection are substituted by HMI man-machine interface (23), and the HMI man-machine interface (23) is also used to show
Current information and warning message when upper roller motor (11) is run.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821544488.4U CN208607522U (en) | 2018-09-20 | 2018-09-20 | A kind of broken electric-control system of novel four-roller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821544488.4U CN208607522U (en) | 2018-09-20 | 2018-09-20 | A kind of broken electric-control system of novel four-roller |
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| CN208607522U true CN208607522U (en) | 2019-03-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109062134A (en) * | 2018-09-20 | 2018-12-21 | 安徽马钢设备检修有限公司 | A kind of novel four-roller is crushed electric-control system and control method |
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2018
- 2018-09-20 CN CN201821544488.4U patent/CN208607522U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109062134A (en) * | 2018-09-20 | 2018-12-21 | 安徽马钢设备检修有限公司 | A kind of novel four-roller is crushed electric-control system and control method |
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