CN107272605A - Primary processing shop container discharging intelligence control system - Google Patents
Primary processing shop container discharging intelligence control system Download PDFInfo
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- CN107272605A CN107272605A CN201610213136.XA CN201610213136A CN107272605A CN 107272605 A CN107272605 A CN 107272605A CN 201610213136 A CN201610213136 A CN 201610213136A CN 107272605 A CN107272605 A CN 107272605A
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- 238000007599 discharging Methods 0.000 title claims abstract description 88
- 238000012545 processing Methods 0.000 title claims abstract description 58
- 239000000463 material Substances 0.000 claims abstract description 111
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 238000005259 measurement Methods 0.000 claims description 8
- 238000007405 data analysis Methods 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 4
- 238000012935 Averaging Methods 0.000 claims description 2
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- 241000208125 Nicotiana Species 0.000 description 3
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Classifications
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- 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
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
- G05B19/41865—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by job scheduling, process planning, material flow
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- 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
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32252—Scheduling production, machining, job shop
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
A kind of Primary processing shop container discharging intelligence control system is provided, its according to Primary processing shop high humidity, dust is big, temperature is high the features such as, the mode of ultrasonic ranging is used for the height of materials information in system acquisition container, according to container load set value calculation tail band electric machine frequency, container load can combine latter section of discharging speed of container and obtain.System includes ultrasonic sensor, and ultrasonic sensor is installed on the top of container discharging opening, carries out the real-time collection for expecting high data of material；Data processing and control terminal connects ultrasonic sensor, obtain the high data of the material of real-time material, according to the material height of material, the frequency to tail band motor is controlled data processing and control terminal in real time, so as to control discharging flow, system is preferred to use PID closed loop control algorithms and is controlled.Solve Traditional control during container tail band use constant speed when, the mass flow that offers for sale is asynchronous with rear end mass flow, instability of flow, equipment have to frequent start-stop the problem of.
Description
Technical field
The invention belongs to the electric Primary processing shop container discharging field of intelligent control of tobacco, for improving Primary processing shop storage
Cabinet discharging uniformity and equipment operating efficiency, are thoroughly solved in Primary processing shop line flow procedure because container goes out
Expect that control accuracy is low, caused by front and rear process flow is mismatched the problems such as equipment frequent start-stop.
Background technology
In tobacco business, Primary processing shop original container tail band motor is discharged using fixed frequency, and by consulting
Related data and to our factory Primary processing shop practice analysis, original container is discharged using fixed speed in Primary processing shop
Control mode there are problems that use in detail below：The material density and fluffy degree of the Primary processing shop difference trade mark are not
Equally, although the discharging volume of different trade mark materials is identical during container is discharged using fixed frequency, not
It is just different with the discharging weight of the material of the trade mark.Monitoring to flow in the process of rear end is to use electronic scale convection current
Cross material to be weighed in real time, and control flow to be set to reach with this according to the belt speed on weight adjustment electronic scale
Definite value.Different trade mark production requirements can not be met using fixed discharging speed, flowed fluctuation can be caused larger,
It is more exaggerated that rear end equipment is more arrived in this fluctuation.Because Primary processing shop is production line balance pattern, its front and back end process
Mass flow need one well matching, just front and rear process can be made closely to be engaged togather, when front end flow
Amount it is excessive, just occur that drug on the market, rear end equipment can not be transported in time, front end processing apparatus have to shut down etc.
Rear end process " digestion " a period of time is treated, rear end processing apparatus obstruction is easily caused.Once obstruction will put into big
The material resources manpower of amount is dredged, mixed while material will re-start degradation and return, and causes human and material resources, financial resources
Loss.When front end, flow is too small, just occurs that supply falls short of demand, and at this moment rear end processing apparatus has to shut down before wait
The material conveying of processing apparatus is held, fracture is easily caused, causes material to criticize unqualified in technique judges to require, gives
The processing technology and final product quality of throwing cause to have a strong impact on.So the tail band discharging machine and rear end process of container are set
Standby frequently start and stop of having to, just can guarantee that flow is unlikely to excessive or too small.It is a kind of using fixed discharging speed
The control method of extensive style, discharge lack of homogeneity, and mass flow fluctuation is big, and both uneconomical convenience, also not efficient.
Mass property and equipment operating efficiency, service life to continuous production and product all bring serious influence.
The frequent frequent start-stop of equipment, seriously reduces part of appliance service life, causes equipment failure rate higher, therefore
Downtime is longer, and parts replacement expense remains high.Meanwhile, also to throwing production line balance process continuity and
Materials quality produces serious harmful effect.The problem of this is long-standing problem equipment management personnel and corrective maintenance personnel.
According to above actual conditions, a kind of simple and convenient, high-efficiency and economic container discharging intelligence control system is studied,
Be in Primary processing shop it is very necessary, it by the lifting to Primary processing shop materiel machining quality, production control accuracy and
The raising of equipment maintenance produces revolutionary meaning.
The content of the invention
The features such as there is big high humidity, dust, high temperature and the diversified processing materials trade mark due to Primary processing shop.For
Fundamentally solve that traditional container discharging control mode control accuracy is low, discharge lack of homogeneity, and flowed fluctuation is big,
The problems such as equipment start-stop is frequent, the present invention provides a kind of Primary processing shop container discharging intelligence control system, and it is increased newly
Device is few, and control accuracy is high, can meet the traffic requirement and mass property of different trade mark materials, meanwhile, install additional
Equipment operating efficiency is largely increased after new control system, and service life rises appreciably, and maintenance work becomes
Obtain quickly and easily, in daily working service, the renewal cost of spare part is also effectively reduced, greatly section
The about manpower, material resources and financial resources in workshop.
The present invention uses ultrasonic sensor, and its range accuracy is high, and directive property is strong, is quick on the draw, easy for installation,
Calculate simple, energy expenditure is slow, and that propagates in media as well is distant, to external world caused by variation of ambient temperature
The features such as error is smaller is well positioned to meet environmental requirement and the control real requirement of Primary processing shop.
Also further optimization has the present invention in addition：PID closed loop control algorithms are used in control algolithm, to set stream
On the basis of amount, ultrasonic sensor monitors thickness of feed layer in real time, and real-time reactor effluent stream is calculated according to tail band electric machine frequency
Amount.Discharging flow is compared with setting flow, and when discharging flow is higher than setting flow, controller can be right immediately
Tail band frequency converter value carries out calculating amendment, makes the reduction of tail band speed, to reduce discharging flow.When discharging flow ratio is set
When constant flow is low, controller will increase frequency converter value, improve tail band speed, improve discharging flow, protected with this
Card flow is remained in setting value, and fundamentally the traditional container discharging control accuracy of solution is low, and discharge uniformity
Difference, flowed fluctuation is big, and operational efficiency is low caused by equipment start-stop is frequent, and service life is short, maintaining expense
High the problem of, there is revolutionary meaning to production and equipment control.
The present invention is completed by following technical proposal：
A kind of Primary processing shop container discharging intelligence control system, it is characterised in that control system is used for throwing container
The control of tail band discharging speed, it includes front end data acquisition equipment and data processing control terminal；
Front end data acquisition equipment includes ultrasonic sensor, and ultrasonic sensor is installed on the top of container discharging opening,
Carry out the real-time collection for expecting high data of material；
Data processing and control terminal connects ultrasonic sensor, obtains at the high data of the material of real-time material, data
According to the material height of material, the frequency to tail band motor is controlled reason control terminal in real time, so as to control discharging flow.
Preferably, data processing and control terminal uses Siemens S7-300 types PLC.
Preferably, data processing and control terminal carries out data analysis calculating and container bottom by PID closed loop control algorithms
The FREQUENCY CONTROL of translator, the control of container tail band electric machine frequency is according to ultrasonic wave using PID closed loop control algorithms
The material height of sensor measurement is adjusted in real time, when expecting high, and container tail band electric machine frequency just automatic increase, material is high
When low, container tail band electric machine frequency just automatic reduction, to ensure stability of flow in desired setting value.
Preferably, data processing and control terminal includes data acquisition module, discharging flow control module, electric machine frequency
Control output module；
Data acquisition module connects ultrasonic sensor, and the material for the real-time material that ultrasonic sensor is collected is high
Data be sent to discharging flow control module；
Discharging flow control module built in op formula is：F=discharging flows/(W*h* ρ * v),
Wherein：--- cabinet is wide, h, and --- material is high, ρ --- material density, f --- tail band electric machine frequency, v --- by W
Tail band speed per 1Hz, discharging flow is the quantitative setting value of system, material density, the tail band speed per 1Hz
Carry out being set as quantifying also by the input of system, tail band electric machine frequency is real-time variable, and the operation result of acquisition is defeated
Go out and control output module to electric machine frequency；
The numerical value that electric machine frequency control output module is obtained according to discharging flow control module connects tail band motor to motor
Frequency is controlled in real time.
Preferably, described ultrasonic sensor is installed on container top by support, and container is fixed in support one end,
The other end is provided with mounting hole, for mounting ultrasonic sensor.
Preferably, front end data acquisition equipment uses the cylindric ultrasonic sensor of at least three specifications and models identical,
3 cylindric ultrasonic sensors of specifications and models identical be respectively arranged in the left side on the top of container discharging opening, in,
Right part carries out the real-time collection of data, and the setting height(from bottom) of 3 ultrasonic sensors is identical, data processing and control terminal
Data to the different sensors of acquisition carry out processing of averaging.
Preferably, described cylindric ultrasonic sensor (2), its a diameter of 30mm, length is 141.5mm,
Model UC2000-30GM-IUR2-V15；
The support of cylindric ultrasonic sensor is with threaded hole, and thickness is 2mm rectangle stainless steel stent (3),
Its length and width size is 80mm × 250mm；Support is provided with the screwed hole (4) for mounting ultrasonic sensor, directly
Footpath is 31mm, and screwed hole centre-to-centre spacing cantilever tip distance is 30mm, is used for support bracket fastened two on support in addition
Individual screw hole (5), a diameter of 6.2mm, at away from support bottom 60mm, the spacing at holes center is 40mm,
Back gauge of the holes center respectively away from the side of support two is 20mm, is assembled with M6 bolt.
Preferably, described container is cuboid container (1), and its width is 3190mm, and cabinet depth is 900mm；
3 cylindric ultrasonic sensors of specifications and models identical are respectively arranged in perpendicular to container tail band plane by support
The top in the left, center, right portion of container discharging opening, the distance of its alternate two ultrasonic sensor is 1100mm,
The ultrasonic sensor of the right and left is 495mm away from container both sides back gauge, and 3 ultrasonic sensors are same
The vertical range of one height, minimum point and container tail band plane is 1050mm.
Preferably, material density recognition unit, for ρ-material density, the different trades mark are set in the controls
Material correspond to different numberings in process of production, material density recognition unit have to the trade mark of material read,
Arbitration functions, it is configured to recognize the current material trade mark and material density value and is sent to discharging flow control module.
Preferably, the discharging flow control module of control system includes PID control unit, and PID control unit is received
Container offers for sale to set the data of flow and operation result is obtained into instantaneous actual flow information and is compared, wherein instantaneously
Actual flow calibration factor is introduced in actual flow information, the actual flow calibration factor is inputted by system and obtained；
Control system include input terminal, container offer for sale setting flow information obtained by input terminal, container, which offers for sale, to be set
Constant flow information is set according to the mass flow of rear end equipment；
Control system includes local cpu, remote cpu, passes through Siemens between local cpu, remote cpu
I-Device communications protocol can carry out that touch-screen is housed on real-time Data Transmission, the input terminal of local substation.
The present invention mentality of designing be：
1) set about from question classification, the problem of solving discharge end discharging lack of homogeneity changes using fixed speed discharging
The extensive control mode of tradition, for the material of the different trades mark, different material thicknesses, new control system can be with
The adjust automatically discharging speed of intelligence, realizes that discharging flow is stable on setting flow, reduces flowed fluctuation and equipment
Start-stop time is the main design idea of the present invention.
2) control variable is determined according to main design idea, designs control algolithm.Discharging flow calculation formula is：Go out
Stream amount=W (cabinet is wide) * h (material is high) * ρ (density) * f (tail band electric machine frequency) * v (tail bands per 1Hz
Speed), the function that control system is mainly completed is to make discharging flow stable on setting flow 12000kg/h, therefore
Discharging flow is set to 12000kg/h in control algolithm, other W (cabinet is wide), ρ (density), the v (bottoms per 1Hz
Tape speed) etc. parameter value one fixed numerical value can be obtained by inspection information and simple experiment measurement, and h
(material high) is not fixing for real-time change during material offers for sale, and only f (tail band electric machine frequency) can be with
Change is manually set, so regarding f (tail band electric machine frequency) as the control variable in control system.Other are joined
Numerical value is brought formula into and can obtained：F (container tail band electric machine frequency)=4348.85/ (ρ (density) * h (material is high)).It is right
In ρ (density), the material of the different trades mark correspond to different numberings, adds in the controls in process of production
Numbering is read, arbitration functions, and system can just recognize the current material trade mark and ρ (density) value.Remaining h (material
It is high) parameter with controllable f (tail band electric machine frequency) inversely, as long as therefore monitoring h (material is high), make f
(tail band electric machine frequency) follows h (material is high) change adjustment in real time, can be achieved with the material for the different trades mark,
Different material thicknesses, the adjust automatically discharging speed of control system intelligence makes discharging flow stable in setting flow
On, reduce flowed fluctuation and equipment start-stop number of times.
3) due to Primary processing shop high humidity, dust is big, temperature is high the features such as, high from range accuracy, directive property is strong,
It is quick on the draw, it is easy for installation, calculate simple, variation of ambient temperature causes the less supersonic sensing of error to external world
Device monitors the height of material in container, while making a simple light according to selected ultrasonic ranging dress, surpasses
Sonic sensor can adjust the support of height above, be easy to debug in installation process.
4) 3 ultrasonic waves perpendicular to container tail band are installed using support is contour in the left, center, right portion of container counter
Sensor, measures the height of materials of lower 3 points of same cross-sectional area, then averages as thing at that time in real time
Expect height h (material is high).
5) after height of materials h (material is high) is measured by ultrasonic sensor, according to tail band motor frequency at that time
Rate f1 (container tail band electric machine frequency) calculates real-time discharging flow.Discharging flow is compared with setting flow,
And feed back to error in the PID controller in system, calculate new frequency of amendment f2 (container tail band motor frequencies
Rate) flow is adjusted in setting value, form a PID closed-loop control system.
The mode that the present invention uses ultrasonic ranging goes out for the height of materials information in system acquisition container according to container
Doses set value calculation tail band electric machine frequency, container load can combine latter section of discharging speed of container and obtain.System
Including ultrasonic sensor, ultrasonic sensor is installed on the top of container discharging opening, carries out the high number of the material of material
According to real-time collection；Data processing and control terminal connects ultrasonic sensor, obtains the high number of the material of real-time material
According to according to the material height of material, the frequency to tail band motor is controlled data processing and control terminal in real time, so as to control
Discharging flow processed, system is preferred to use PID closed loop control algorithms and is controlled.Solve container during Traditional control
When tail band uses constant speed, the mass flow that offers for sale is asynchronous with rear end mass flow, instability of flow, and equipment is not
The problem of obtaining infrequently start and stop.
Brief description of the drawings
Fig. 1 is the container counter schematic diagram of one embodiment of the present of invention；
Fig. 2 is the ultrasonic sensor schematic diagram of one embodiment of the present of invention；
Fig. 3 is the ultrasonic sensor support schematic diagram of one embodiment of the present of invention；
Fig. 4 is the ultrasonic sensor scheme of installation of one embodiment of the present of invention；
Fig. 5 offers for sale flow control flow schematic diagram for the container of one embodiment of the present of invention.
Embodiment
The present invention is further described in conjunction with drawings and the specific embodiments.
Primary processing shop container discharging intelligence control system, for the control of throwing container tail band discharging speed, it is special
Levy and be, including front end data acquisition equipment and data processing control terminal, part of data acquisition is using 3 specifications
The cylindric ultrasonic sensor of model identical carries out the real-time collection of data；Data processing and control section use west
The sub- S7-300 types PLC of door, data analysis calculating and container tail band speed control are carried out by PID closed loop control algorithms
System.
Data processing and control terminal includes data acquisition module, discharging flow control module, electric machine frequency control output
Module；Data acquisition module connects ultrasonic sensor, the material for the real-time material that ultrasonic sensor is collected
High data are sent to discharging flow control module；Discharging flow control module built in op formula is：F=reactor effluent streams
Amount/(W*h* ρ * v), wherein：--- cabinet is wide, h, and --- material is high, ρ --- material density, f --- tail band electricity by W
Unit frequency, v --- the tail band speed per 1Hz, discharging flow is the quantitative setting value of system, material density, every
1Hz tail band speed carries out being set as quantifying also by the input of system, and tail band electric machine frequency is real-time variable, is obtained
The operation result obtained is exported controls output module to electric machine frequency；Electric machine frequency controls output module according to discharging flow
The numerical value connection tail band motor that control module is obtained is controlled electric machine frequency in real time.Ultrasonic sensor passes through branch
Frame is installed on container top, and container is fixed in support one end, and the other end is provided with mounting hole, is passed for mounting ultrasonic
Sensor.Material density recognition unit is set in the controls, and for ρ-material density, the material of the different trades mark exists
Different numberings are correspond in production process, material density recognition unit has to the trade mark of material to be read, judges work(
Can, it is configured to recognize the current material trade mark and material density value and is sent to discharging flow control module.
Control system carries out data analysis calculating and the control of tail band discharging speed using Siemens S7-300 types PLC,
Control algolithm is based on flow rate calculation formula：Discharging flow=M (weight)/H (time)=[V (volume) * ρ are (close
Degree)]/[S (distance)/v (speed)]=[W (cabinet is wide) * h (material is high) * S (distance) * ρ (density)] * [v (speed
Degree)/S (distance)]=W (cabinet is wide) * h (material is high) * ρ (density) * v (speed)=W (cabinet is wide) * h (material is high)
* ρ (density) * f (tail band electric machine frequency) * v (per 1Hz tail band speed).
Several parameter values in flow formula are respectively：In order to ensure that front and back end process flow is consistent, discharging flow is set
It is 3190mm, the pipe tobacco of the different trades mark that definite value, which should be equal to rear end process flow value 12000kg/h, W (cabinet is wide),
Density p (density) is consulted related process data and understood, h (material is high) is that measurement is obtained ultrasonic sensor in real time
Numerical value, v (the container tail band speed per 1Hz) can be obtained by testing measurement.Measurement obtains container tail band with 80Hz
Frequency run 1 meter of distance required for the time be 52S, therefore v (the container tail band speed per 1Hz)
=[1/ (52*80)] * 3600=0.865m/Hz*h.The variate-value that f (container tail band electric machine frequency) controls for needs, f
(ρ is (close for (container tail band electric machine frequency)=12000/ (3.19*0.865* ρ (density) * h (material is high))=4348.85/
Degree) * h (material is high)).
F (container tail band electric machine frequency) control is to be measured using PID closed loop control algorithms according to ultrasonic sensor
H (material high) adjusted in real time, f (container tail band electric machine frequency) just increases automatically when h (material is high) is high, h
F (container tail band electric machine frequency) just automatic reductions when (material is high) is low, to ensure stability of flow in desired setting
In value.
As shown in Figure 1, Figure 2, measurement container width is 3190mm, and depth is 900mm, and container parameter is mainly used in
Calculate material discharging flow.Selected newly-increased ultrasonic sensor model UC2000-30GM-IUR2-V15, appearance
It is threaded cylindric, its a diameter of 30mm, length is 141.5mm.Its build is compact to be easily installed, performance
Stable, environmental factor change to external world has good antijamming capability.
Such as Fig. 3, Fig. 4, sensor stand is made according to ultrasonic sensor profile arrangement, its thickness is
2mm length and width size is to have to be used for a screwed hole for mounting ultrasonic sensor on 80mm × 250mm, support,
A diameter of 31mm, screwed hole centre-to-centre spacing cantilever tip distance is 30mm, has two in addition for support bracket fastened
Screw hole, a diameter of 6.2mm, at away from support bottom 60mm, the spacing at holes center is 40mm, two
Back gauge of the hole center respectively away from the side of support two is 20mm.Beaten according to container width and stent size in counter setting-out
Eye, 3 supports are fastened on the left, center, right portion of container counter, alternate two support spacing using M6 bolt
From for 1100mm, the support of the right and left is 495mm away from container both sides back gauge.Install after support directly
Ultrasonic sensor rotation is screwed into support screwed hole, adjustment distance makes 3 sensors equal away from container distance from bottom
For 1050mm, then sensor data cable along along container wire casing Access Control cabinet, whether measurement circuit is connected.
Such as Fig. 5, the instantaneous actual flow that discharges is compared with setting flow, and error is transported in system
In PID controller, container tail band motor is fed back to after calculating new frequency of amendment f (container tail band electric machine frequency)
Frequency converter on, so that flow is adjusted in setting value, form a PID closed-loop control system.Discharging flow
=W (cabinet is wide) * h (material is high) * ρ (density) * f (tail band electric machine frequency) * v (the tail band speed per 1Hz),
Pass through the f that converts (container tail band electric machine frequency)=4348.85/ (ρ (density) * h (material is high)).And the different trades mark
Material correspond to different production numberings in process of production, and numbering reading, arbitration functions are added in the controls,
System can just recognize the current material trade mark and ρ (density) value.Remaining h (material is high) parameters and controllable f
(tail band electric machine frequency) inversely, makes f (tail band electric machine frequency) follow h (material is high) change adjustment in real time,
It can be achieved with the material for the different trades mark, different material thicknesses, the adjust automatically discharging speed of control system intelligence
Degree, makes discharging flow stable on setting flow, reduces flowed fluctuation and equipment start-stop number of times.
It should be noted that PID can not also be used and the frequency regulation to tail band motor is realized.
Finally it should be noted that:Above example is only to illustrate the technical scheme of this case rather than its limitations；To the greatest extent
This case is described in detail with reference to preferred embodiment for pipe, those of ordinary skills in the art should understand that：
The embodiment of this case can still be modified or equivalent substitution is carried out to some technical characteristics；Without
Depart from the spirit of this case technical scheme, it all should cover among the claimed technical scheme scope of this case.
Claims (10)
1. a kind of Primary processing shop container discharging intelligence control system, it is characterised in that control system is used for throwing container
The control of tail band discharging speed, it includes front end data acquisition equipment and data processing control terminal；
Front end data acquisition equipment includes ultrasonic sensor, and ultrasonic sensor is installed on container discharging opening
Top, carries out the real-time collection for expecting high data of material；
Data processing and control terminal connects ultrasonic sensor, obtains the high data of the material of real-time material, number
According to processing control terminal, according to the material height of material, the frequency to tail band motor is controlled in real time, so as to control
Discharging flow.
2. a kind of Primary processing shop according to claim 1 container discharging intelligence control system, it is characterised in that
Data processing and control terminal uses Siemens S7-300 types PLC.
3. a kind of Primary processing shop according to claim 1 or 2 container discharging intelligence control system, its feature exists
In data processing and control terminal carries out data analysis calculating and container tail band electricity by PID closed loop control algorithms
The FREQUENCY CONTROL of machine, the control of container tail band electric machine frequency is according to ultrasonic wave using PID closed loop control algorithms
The material height of sensor measurement is adjusted in real time, when expecting high, the just automatic increase of container tail band electric machine frequency,
When expecting height, container tail band electric machine frequency just automatic reduction, to ensure stability of flow in desired setting value.
4. according to a kind of claims 1 to 3 any described Primary processing shop container discharging intelligence control system, it is special
Levy and be, data processing and control terminal includes data acquisition module, discharging flow control module, electric machine frequency
Control output module；
Data acquisition module connects ultrasonic sensor, the real-time material that ultrasonic sensor is collected
The high data of material are sent to discharging flow control module；
Discharging flow control module built in op formula is：F=discharging flows/(W*h* ρ * v),
Wherein：--- cabinet is wide, h, and --- material is high, ρ --- material density, f --- tail band electric machine frequency, v by W
--- the tail band speed per 1Hz, discharging flow is the quantitative setting value of system, material density, every 1Hz
Tail band speed also by the input of system be set as quantitative, tail band electric machine frequency is real-time variable, is obtained
The operation result obtained is exported controls output module to electric machine frequency；
The numerical value that electric machine frequency control output module is obtained according to discharging flow control module connects frequency converter the bottom of to
The electric machine frequency of translator is controlled in real time.
5. according to a kind of claims 1 to 3 any described Primary processing shop container discharging intelligence control system, it is special
Levy and be, described ultrasonic sensor is installed on container top by support, and container is fixed in support one end,
The other end is provided with mounting hole, for mounting ultrasonic sensor.
6. according to a kind of claim 1 to 5 any described Primary processing shop container discharging intelligence control system, it is special
Levy and be, front end data acquisition equipment uses the cylindric ultrasonic sensor of at least three specifications and models identical,
3 cylindric ultrasonic sensors of specifications and models identical be respectively arranged in the top of container discharging opening a left side,
In, right part carry out the real-time collections of data, the setting height(from bottom) of 3 ultrasonic sensors is identical, data processing control
The data for the different sensors that terminal-pair processed is obtained carry out processing of averaging.
7. a kind of Primary processing shop according to claim 6 container discharging intelligence control system, it is characterised in that
Described cylindric ultrasonic sensor (2), its a diameter of 30mm, length is 141.5mm, type
Number be UC2000-30GM-IUR2-V15；
The support of cylindric ultrasonic sensor is with threaded hole, and thickness is 2mm rectangle stainless steel branch
Frame (3), its length and width size is 80mm × 250mm；Support is provided with the spiral shell for mounting ultrasonic sensor
Pit (4), a diameter of 31mm, screwed hole centre-to-centre spacing cantilever tip distance is 30mm, in addition on support
For support bracket fastened two screw holes (5), a diameter of 6.2mm, at away from support bottom 60mm,
The spacing at holes center is 40mm, and back gauge of the holes center respectively away from the side of support two is 20mm, uses M6
Bolt assembled.
8. according to a kind of claim 1 to 5 any described Primary processing shop container discharging intelligence control system, it is special
Levy and be, described container is cuboid container (1), its width is 3190mm, and cabinet depth is 900mm；3
The individual cylindric ultrasonic sensor of specifications and models identical is respectively mounted perpendicular to container tail band plane by support
Top in the left, center, right portion of container discharging opening, the distance of its alternate two ultrasonic sensor is 1100
Mm, the ultrasonic sensor of the right and left is 495mm, 3 supersonic sensings away from container both sides back gauge
Device is in sustained height, and the vertical range of minimum point and container tail band plane is 1050mm.
9. a kind of Primary processing shop according to claim 4 container discharging intelligence control system, it is characterised in that
Material density recognition unit is set in the controls, and for ρ-material density, the material of the different trades mark is in life
Different numberings are correspond to during production, material density recognition unit has to the trade mark of material to be read, judges
Function, it is configured to recognize the current material trade mark and material density value and is sent to discharging flow control module.
10. a kind of Primary processing shop according to claim 4 container discharging intelligence control system, it is characterised in that
The discharging flow control module of control system includes PID control unit, and PID control unit receives container
Offer for sale to set the data of flow and operation result is obtained into instantaneous actual flow information and be compared, wherein instantaneously
Actual flow calibration factor is introduced in actual flow information, the actual flow calibration factor is inputted by system and obtained；
Control system include input terminal, container offer for sale setting flow information obtained by input terminal, container goes out
Cabinet setting flow information is set according to the mass flow of rear end equipment；
Control system includes local cpu, remote cpu, passes through west gate between local cpu, remote cpu
Sub- I-Device communications protocol can carry out that touch-screen is housed on real-time Data Transmission, the input terminal of local substation.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610213136.XA CN107272605A (en) | 2016-04-07 | 2016-04-07 | Primary processing shop container discharging intelligence control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610213136.XA CN107272605A (en) | 2016-04-07 | 2016-04-07 | Primary processing shop container discharging intelligence control system |
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| CN107272605A true CN107272605A (en) | 2017-10-20 |
Family
ID=60052491
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610213136.XA Pending CN107272605A (en) | 2016-04-07 | 2016-04-07 | Primary processing shop container discharging intelligence control system |
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| CN108617528A (en) * | 2018-04-25 | 2018-10-09 | 石河子大学 | A kind of electronic spreading vehicle conveying and the control method for coordinating that discharges |
| CN111881821A (en) * | 2020-07-27 | 2020-11-03 | 广东海洋大学 | Computer image recognition type dredging system and method |
| CN112263015A (en) * | 2020-10-23 | 2021-01-26 | 浙江中烟工业有限责任公司 | Method for controlling discharge flow of cabinet type feeding machine |
| CN112987668A (en) * | 2021-02-08 | 2021-06-18 | 江西中烟工业有限责任公司 | Control method for automatic discharging and cabinet changing of storage cabinet for tobacco production |
| CN113148674A (en) * | 2021-04-20 | 2021-07-23 | 安徽中烟工业有限责任公司 | Storage cabinet discharge flow calculation method based on grating |
| CN113277331A (en) * | 2021-06-04 | 2021-08-20 | 陕西中烟工业有限责任公司 | High-balance storage cabinet discharging method |
| CN114747791A (en) * | 2022-04-28 | 2022-07-15 | 红塔烟草(集团)有限责任公司 | Method for controlling discharging uniformity of slice yarn cabinet |
| CN115593879A (en) * | 2022-11-10 | 2023-01-13 | 厦门烟草工业有限责任公司（Cn） | Tobacco material flow control method and control device thereof, and tobacco material storage system |
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Application publication date: 20171020 |