CN110262371A - A kind of brick tea Automatic Burden Control System and method - Google Patents
A kind of brick tea Automatic Burden Control System and method Download PDFInfo
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- CN110262371A CN110262371A CN201910490725.6A CN201910490725A CN110262371A CN 110262371 A CN110262371 A CN 110262371A CN 201910490725 A CN201910490725 A CN 201910490725A CN 110262371 A CN110262371 A CN 110262371A
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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
- G05B19/04—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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- 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
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1103—Special, intelligent I-O processor, also plc can only access via processor
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Abstract
The invention discloses a kind of brick tea automatic proportioning control system and methods.The system includes PLC controller, console, sensor group, claims tea module group, Analog input mModule group, analog output module group, vibration that tea module group, module of serving the tea, mold is sent to transport module and alarm module.Method are as follows: system electrification first, console issue enabling signal, carry out device reset and initialization operation, detect tealeaves surplus, and tea case is stored up if being lower than threshold value and carries out blanking operation, until being higher than threshold value；Then tea is sent in the vibration of control vibration module group, and carries out dynamic weighing to tealeaves, after tealeaves weight meets the target value of setting, mold is transported to the specified place of serving the tea and pours into mold；Then mold is transported to next specified place that serves the tea, and carries out the ingredient of another tealeaves；All leaf tea ingredients processes needed for brick tea after the completion of, mold is transported to next tea making workspace.The present invention realizes the control of brick tea compounding automation, improves ingredients by weight accuracy and ingredient efficiency.
Description
Technical field
The present invention relates to brick tea manufacture automatic control technical field, especially a kind of brick tea Automatic Burden Control System and
Method.
Background technique
In brick tea production process, need to weigh to various types of tealeaves, ingredient.Existing brick tea blending process,
Mainly tealeaves is grabbed to weighing on ordinary electronic scale by worker, then the tealeaves weighed up is poured into mold, such mode
Under, worker more accurately weighs grams in order to obtain, it generally requires repeatedly to increase or reduce the tealeaves on electronic scale, this
Sample, which just causes ingredient overlong time, grabs tealeaves repeatedly in blending process causes tealeaves to be scattered, and causes unnecessary waste
Problem, simultaneously because brick tea belongs to foodstuff product, artificial excessive participation in blending process, so that tealeaves is secondarily contaminated
Probability greatly increase.
Summary of the invention
That the purpose of the present invention is to provide a kind of worker's workloads is small, ingredient is high-efficient, high degree of automation, tealeaves are by two
Secondary contamination probability small brick tea Automatic Burden Control System and method.
The technical solution for realizing the aim of the invention is as follows: a kind of brick tea automatic proportioning control system, including PLC control
Device, sensor group, claims tea module group, Analog input mModule group, analog output module group, vibration to send tea module at console
Group, module of serving the tea, mold transport module and alarm module；
The PLC controller, storage inside have logic control program, and the control signal for transmitting to console is rung
It answers, acquires the status information of sensor group, the digital quantity signal of Analog input mModule group input is handled and converted, it is defeated
Digital quantity signal send tea module group to control vibration out, controls the start and stop for module group of serving the tea, control mold transports module will
Mold is transmitted to designated position, exports warning message, and to whole system operational process carry out sequential control, logical operation and
Numerical value calculates；
The console is connected with PLC controller, for receiving the control signal of touch screen transmission, carries out to whole system
Monitoring, and monitoring information is shown by touch screen；
The sensor group is connected with PLC controller, and for detecting location information and status information, including mold is felt in place
Answer device group, motor sensor group of serving the tea and storage tea case sensor group；The mold sensor group in place is used to detect conveyer belt
It is no that mold is transported to specified position of serving the tea, it is described serve the tea motor sensor group for detect serve the tea into whether mold process complete
At the storage tea case sensor group is for detecting whether tealeaves storage is lower than specified threshold；
The title tea module group is connected with Analog input mModule group, for weight signal to be converted to analog signals,
And it is sent to Analog input mModule group；
The Analog input mModule group is connected with tea module group and PLC controller is claimed respectively, claims tea module for receiving
The analog signals of group, and analog signals are converted into digital quantity signal and are sent to PLC controller；
The analog output module group send tea module group to be connected with PLC controller and vibration respectively, for controlling PLC
The digital quantity signal that device issues is converted to analog signals, and exports to vibration and send tea module group, and tea module group is sent in control vibration
Feeding speed；
The vibration send tea module group to be connected with analog output module group, for material to be delivered to module group of serving the tea；
The module group of serving the tea is connected with PLC controller, and the tealeaves for sending tea module group to convey vibration pours into mold；
The mold transports module and is connected with PLC controller, for mold to be transmitted to designated position；
The alarm module is connected with PLC controller, for carrying out fault detection and alarm.
Further, the console carries out the input of control signal by touch screen and monitoring information is shown, passes through ether
Net mode and plc communication；It is stored with the human-computer interaction interface write on touch screen, is provided with function button and display on interface
Module, wherein function button includes starting, stopping, emergency stop, reset, weighing target value setting, realizes the control to whole system；
Display module includes current weighing weight, tealeaves storage is prompted lower than specified threshold and warning message.
Further, the alarm module, including buzzer and alarm lamp；When PLC controller monitors warning message,
Buzzer rings, alarm lamp flashing, remind staff to handle.
Further, the module of serving the tea, is made of decelerating motor, when claim tea module alleged by tealeaves weight reach target value
When, decelerating motor starting carries out operation of serving the tea；
Further, the mold transports module, is made of conveyer belt and servo motor, passes through the start and stop to servo motor
Mold is transported to specified position of serving the tea by control.
Further, the logic control program of the PLC controller storage inside, including main program block, reset initialization
Program block, weighing procedures block, negative feedback control program block, program block of serving the tea, mold transport program block and fault detection program block；
The main program block, by calling each blockette to realize the sequential control to whole process；
The reset initialization program block is realized and is grasped to the reset of control object each in system and parameter initialization
Work, including mold transport module servo motor Aligning control, claim the peeling of tea module, weighing target value assignment, module of serving the tea deceleration electricity
The operation of machine Aligning control；
The weighing procedures block, including analog-to-digital conversion program block, digital-to-analogue conversion program block and ratiometric conversion program block；It is described
Analog-to-digital conversion program block realizes the process for converting electrical signals to digital signal；Digital-to-analogue conversion program block, which is realized, turns digital signal
It is changed to the process of electric signal；Ratiometric conversion program block is by the digital quantity after analog-to-digital conversion by the ratiometric conversion calculated at corresponding weight
Amount, then the weight to have converted is subtracted into tare deduction, the weight actually weighed is finally obtained, and be sent to touch screen；
The negative feedback control program block, will practical weighing weight feedback to input terminal, the weight given with target value into
Row compares, and when actually weighing weight is zero, program block control analog output module exports 5V voltage to vibration module and controls
Port, makes vibration module vibration frequency reach highest, and feeding speed is most fast；When the weight that actually weighing weight and target value give
When equal, program block controls analog output module and exports 0V voltage to vibration module control port, and vibration module is made to stop vibration
Dynamic feeding；When actually when 0 to target gives between weight, the voltage and reality of analog output module output claim weighing weight
Heavy amount is in a linear relationship, i.e., the vibration feeding speed of vibration module reduces with the increase of practical weighing weight, finally makes
Practical weighing weight accurately reaches target given value；
The mold transports program block, is controlled by changing the pulse frequency of PLC controller pulse output end mouth output
The revolving speed of servo motor controls the rotation of servo motor by changing the pulse number of PLC controller pulse output end mouth output
It turn-takes number, to control conveyer belt conveying distance；Servo electricity is controlled by changing the low and high level of PLC controller output port
Machine rotates and reverse；
The program block of serving the tea controls module decelerating motor of serving the tea by controlling conducting and the disconnection of solid-state relay
It starts and stops；
The fault detection program block is realized fault alarm and emergency stop operation when running to system, is claimed when detecting
Outrange again, motor operation is more than process control alarm lamp flashing when being safely operated position failure, buzzer rings, by failure
Warning message is sent to touch screen, and emergent stopping whole operation process, until troubleshooting.
A kind of brick tea automatic proportioning control method, comprising the following steps:
Step 1, system electrification after reading the enabling signal that console issues, carry out reset and the initialization behaviour of equipment
Make；
Whether step 2, detection tealeaves surplus are lower than specified threshold, and tea case is stored up if being lower than threshold value and carries out blanking operation, directly
To higher than threshold value；
Step 3, reading claim tea module 1, claim tea module 2 and claim the weight information of tea module 3, by analog-to-digital conversion, bear instead
Tea is sent in feedback control, digital-to-analogue conversion process control vibration module 1, vibration module 2 and the vibration of vibration module 3, carries out dynamic to tealeaves
Weighing, so that tealeaves weight meets the target value of setting；
Step 4, mold transport module and mold are transported to the specified place that serves the tea；
Step 5, module of serving the tea starting, pour into mold for the tealeaves weighed up；
Step 6, mold transport module and mold are transported to next specified place that serves the tea, and carry out the ingredient of another tealeaves；
All leaf tea ingredients processes needed for step 7, brick tea after the completion of, mold transport module mold is transported to it is next
Tea making workspace.
Compared with prior art, the present invention its remarkable advantage are as follows: (1) pass through setting PLC controller, console, inductor
Group claims tea module group, Analog input mModule group, analog output module group, vibration to send tea module group, module of serving the tea, mold
Module and alarm module are transported, the control of brick tea compounding automation is realized, improves ingredients by weight accuracy, reduce worker's work
It measures, improves ingredient efficiency；(2) blanking operation is carried out to storage tea case by detection tealeaves Margin threshold, controls vibration module
Tea is sent in group vibration, is improved the degree of automation, is reduced tealeaves by secondary pollution probability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of brick tea automatic proportioning control system of the present invention.
Fig. 2 is the program structure schematic diagram in the present invention.
Fig. 3 is the work flow diagram of each module in the present invention.
Fig. 4 is the flow diagram of brick tea automatic proportioning control method of the present invention.
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, a kind of brick tea automatic proportioning control system of the present invention, including PLC controller, console, induction
Device group claims tea module group, Analog input mModule group, analog output module group, vibration to send tea module group, module of serving the tea, mould
Tool transports module and alarm module；
The PLC controller, storage inside have logic control program, and the control signal for transmitting to console is rung
It answers, acquires the status information of sensor group, the digital quantity signal of Analog input mModule group input is handled and converted, it is defeated
Digital quantity signal send tea module group to control vibration out, controls the start and stop for module group of serving the tea, control mold transports module will
Mold is transmitted to designated position, exports warning message, and to whole system operational process carry out sequential control, logical operation and
Numerical value calculates；
The console is connected with PLC controller, for receiving the control signal of touch screen transmission, carries out to whole system
Monitoring, and monitoring information is shown by touch screen；
The sensor group is connected with PLC controller, and for detecting location information and status information, including mold is felt in place
Answer device group, motor sensor group of serving the tea and storage tea case sensor group；The mold sensor group in place is used to detect conveyer belt
It is no that mold is transported to specified position of serving the tea, it is described serve the tea motor sensor group for detect serve the tea into whether mold process complete
At the storage tea case sensor group is for detecting whether tealeaves storage is lower than specified threshold；
The title tea module group is connected with Analog input mModule group, for weight signal to be converted to analog signals,
And it is sent to Analog input mModule group；
The Analog input mModule group is connected with tea module group and PLC controller is claimed respectively, claims tea module for receiving
The analog signals of group, and analog signals are converted into digital quantity signal and are sent to PLC controller；
The analog output module group send tea module group to be connected with PLC controller and vibration respectively, for controlling PLC
The digital quantity signal that device issues is converted to analog signals, and exports to vibration and send tea module group, and tea module group is sent in control vibration
Feeding speed；
The vibration send tea module group to be connected with analog output module group, for material to be delivered to module group of serving the tea；
The module group of serving the tea is connected with PLC controller, and the tealeaves for sending tea module group to convey vibration pours into mold；
The mold transports module and is connected with PLC controller, for mold to be transmitted to designated position；
The alarm module is connected with PLC controller, for carrying out fault detection and alarm.
As a kind of specific example, the console carries out the input of control signal by touch screen and monitoring information is shown,
Pass through ether net mode and plc communication；It is stored with the human-computer interaction interface write on touch screen, functional press is set on interface
Key and display module, wherein function button includes starting, stopping, emergency stop, reset, weighing target value setting, is realized to entire system
The control of system；Display module includes current weighing weight, tealeaves storage is prompted lower than specified threshold and warning message.
As a kind of specific example, the alarm module, including buzzer and alarm lamp；When PLC controller monitors to report
When alert information, buzzer rings, alarm lamp flashing reminds staff to handle.
As a kind of specific example, the module of serving the tea is made of decelerating motor, when claim tea module alleged by tealeaves weight reach
When to target value, decelerating motor starting carries out operation of serving the tea；
As a kind of specific example, the mold transports module, is made of conveyer belt and servo motor, by servo electricity
Mold is transported to specified position of serving the tea by the start-up and shut-down control of machine.
As shown in Fig. 2, the logic control program of the PLC controller storage inside, including main program block, reset initialization
Program block, weighing procedures block, negative feedback control program block, program block of serving the tea, mold transport program block and fault detection program block；
The main program block, by calling each blockette to realize the sequential control to whole process；
The reset initialization program block is realized and is grasped to the reset of control object each in system and parameter initialization
Work, including mold transport module servo motor Aligning control, claim the peeling of tea module, weighing target value assignment, module of serving the tea deceleration electricity
The operation of machine Aligning control；
The weighing procedures block, including analog-to-digital conversion program block, digital-to-analogue conversion program block and ratiometric conversion program block；It is described
Analog-to-digital conversion program block realizes the process for converting electrical signals to digital signal；Digital-to-analogue conversion program block, which is realized, turns digital signal
It is changed to the process of electric signal；Ratiometric conversion program block is by the digital quantity after analog-to-digital conversion by the ratiometric conversion calculated at corresponding weight
Amount, then the weight to have converted is subtracted into tare deduction, the weight actually weighed is finally obtained, and be sent to touch screen；
The negative feedback control program block, will practical weighing weight feedback to input terminal, the weight given with target value into
Row compares, and when actually weighing weight is zero, program block control analog output module exports 5V voltage to vibration module and controls
Port, makes vibration module vibration frequency reach highest, and feeding speed is most fast；When the weight that actually weighing weight and target value give
When equal, program block controls analog output module and exports 0V voltage to vibration module control port, and vibration module is made to stop vibration
Dynamic feeding；When actually when 0 to target gives between weight, the voltage and reality of analog output module output claim weighing weight
Heavy amount is in a linear relationship, i.e., the vibration feeding speed of vibration module reduces with the increase of practical weighing weight, finally makes
Practical weighing weight accurately reaches target given value；
The mold transports program block, is controlled by changing the pulse frequency of PLC controller pulse output end mouth output
The revolving speed of servo motor controls the rotation of servo motor by changing the pulse number of PLC controller pulse output end mouth output
It turn-takes number, to control conveyer belt conveying distance；Servo electricity is controlled by changing the low and high level of PLC controller output port
Machine rotates and reverse；
The program block of serving the tea controls module decelerating motor of serving the tea by controlling conducting and the disconnection of solid-state relay
It starts and stops；
The fault detection program block is realized fault alarm and emergency stop operation when running to system, is claimed when detecting
Outrange again, motor operation is more than process control alarm lamp flashing when being safely operated position failure, buzzer rings, by failure
Warning message is sent to touch screen, and emergent stopping whole operation process, until troubleshooting.
It is detected respectively as shown in figure 3, storing up tea case inductor 1, storage tea case inductor 2 and storage tea case inductor 3 after booting
Claim tea machine 1, claim tea machine 2 and claim whether the tealeaves surplus in tea machine 3 is higher than specified threshold, if lower than if threshold value thereto under
Material；Claim tea machine 1, claim tea machine 2 and tea machine 3 is claimed to start weighing process simultaneously, mold signal in place is waited after weighing；Transmission
Mold is transported to the position of mold inductor 1 in place by band first, that is, claims the place that serves the tea of tea machine 1, and tea machine 1 is claimed to start to serve the tea into mould
Had, after motor inductor 1 of serving the tea senses the process of serving the tea, mold, which transports module and is transported to mold, claims tea machine 2
Serve the tea place, i.e. the position of mold inductor 2 in place, and tea machine 2 is claimed to start to serve the tea into mold mistake, and when serving the tea, motor inductor 2 incudes
After the process of serving the tea, mold transports module and mold is transported to the place that serves the tea for claiming tea machine 3, i.e. mold inductor 3 in place
Position claims tea machine 3 to start to serve the tea into mold mistake, and after motor inductor 3 of serving the tea senses the process of serving the tea, completion is once matched
Material process, mold transport module and mold are transported to next work area.
As shown in figure 4, a kind of brick tea automatic proportioning control method, comprising the following steps:
Step 1, system electrification after reading the enabling signal that console issues, carry out reset and the initialization behaviour of equipment
Make；
Whether step 2, detection tealeaves surplus are lower than specified threshold, and tea case is stored up if being lower than threshold value and carries out blanking operation, directly
To higher than threshold value；
Step 3, reading claim tea module 1, claim tea module 2 and claim the weight information of tea module 3, by analog-to-digital conversion, bear instead
Tea is sent in feedback control, digital-to-analogue conversion process control vibration module 1, vibration module 2 and the vibration of vibration module 3, carries out dynamic to tealeaves
Weighing, so that tealeaves weight meets the target value of setting；
Step 4, mold transport module and mold are transported to the specified place that serves the tea；
Step 5, module of serving the tea starting, pour into mold for the tealeaves weighed up；
Step 6, mold transport module and mold are transported to next specified place that serves the tea, and carry out the ingredient of another tealeaves；
All leaf tea ingredients processes needed for step 7, brick tea after the completion of, mold transport module mold is transported to it is next
Tea making workspace.
In conclusion the present invention realizes the control of brick tea compounding automation, ingredients by weight accuracy is improved, work is reduced
People's workload improves ingredient efficiency.Meanwhile the degree of automation is improved, tealeaves is reduced by secondary pollution probability.
Claims (7)
1. a kind of brick tea automatic proportioning control system, which is characterized in that including PLC controller, console, sensor group, title
Tea module group, Analog input mModule group, analog output module group, vibration send tea module group, module of serving the tea, mold to transport mould
Block and alarm module；
The PLC controller, storage inside have logic control program, and the control signal for transmitting to console responds,
The status information for acquiring sensor group is handled and is converted to the digital quantity signal of Analog input mModule group input, exported
Digital quantity signal send tea module group to control vibration, controls the start and stop for module group of serving the tea, and control mold transports module for mould
Tool is transmitted to designated position, exports warning message, and carry out sequential control, logical operation sum number to whole system operational process
Value calculates；
The console is connected with PLC controller, for receiving the control signal of touch screen transmission, supervises to whole system
Control, and monitoring information is shown by touch screen；
The sensor group is connected with PLC controller, for detecting location information and status information, including mold inductor in place
Group, motor sensor group of serving the tea and storage tea case sensor group；Whether the mold sensor group in place is used to detect conveyer belt and will
Mold is transported to specified position of serving the tea, it is described serve the tea motor sensor group for detect serve the tea into whether mold process is completed,
The storage tea case sensor group is for detecting whether tealeaves storage is lower than specified threshold；
The title tea module group is connected with Analog input mModule group, for weight signal to be converted to analog signals, concurrently
It send to Analog input mModule group；
The Analog input mModule group is connected with tea module group and PLC controller is claimed respectively, claims tea module group for receiving
Analog signals, and analog signals are converted into digital quantity signal and are sent to PLC controller；
The analog output module group send tea module group to be connected with PLC controller and vibration respectively, for sending out PLC controller
Digital quantity signal out is converted to analog signals, and exports to vibration and send tea module group, and sending for tea module group is sent in control vibration
Expect speed；
The vibration send tea module group to be connected with analog output module group, for material to be delivered to module group of serving the tea；
The module group of serving the tea is connected with PLC controller, and the tealeaves for sending tea module group to convey vibration pours into mold；
The mold transports module and is connected with PLC controller, for mold to be transmitted to designated position；
The alarm module is connected with PLC controller, for carrying out fault detection and alarm.
2. brick tea automatic proportioning control system according to claim 1, which is characterized in that the console passes through touching
Touch screen carry out control signal input and monitoring information show, pass through ether net mode and plc communication；It is stored with and writes on touch screen
Good human-computer interaction interface is provided with function button and display module on interface, and wherein function button includes starting, stops, is anxious
Stop, reset, target value of weighing setting, realizing the control to whole system；Display module includes current weighing weight, tealeaves storage
Lower than specified threshold prompt and warning message.
3. brick tea automatic proportioning control system according to claim 1, which is characterized in that the alarm module, including
Buzzer and alarm lamp；When PLC controller monitors warning message, staff is reminded in buzzer rings, alarm lamp flashing
It is handled.
4. brick tea automatic proportioning control system according to claim 1, which is characterized in that the module of serving the tea, by subtracting
Speed motor is constituted, and when claiming tealeaves weight alleged by tea module to reach target value, decelerating motor starting carries out operation of serving the tea.
5. brick tea automatic proportioning control system according to claim 1, which is characterized in that the mold transports module,
It is made of conveyer belt and servo motor, by the start-up and shut-down control to servo motor, mold is transported to specified position of serving the tea.
6. brick tea automatic proportioning control system according to claim 1, which is characterized in that inside the PLC controller
The logic control program of storage, including main program block, reset initialization program block, weighing procedures block, negative feedback control program block,
Serve the tea program block, mold transports program block and fault detection program block；
The main program block, by calling each blockette to realize the sequential control to whole process；
The reset initialization program block is realized and is operated to the reset of control object each in system and parameter initialization, is wrapped
Mold is included to transport module servo motor Aligning control, the peeling of tea module, weighing target value assignment, module of serving the tea decelerating motor is claimed to return original
Point operation；
The weighing procedures block, including analog-to-digital conversion program block, digital-to-analogue conversion program block and ratiometric conversion program block；The modulus
Conversion program block realizes the process for converting electrical signals to digital signal；The realization of digital-to-analogue conversion program block converts digital signals into
The process of electric signal；Ratiometric conversion program block by the digital quantity after analog-to-digital conversion by the ratiometric conversion calculated at corresponding weight,
The weight to have converted is subtracted into tare deduction again, finally obtains the weight actually weighed, and be sent to touch screen；
The negative feedback control program block, by practical weighing weight feedback to input terminal, the weight given with target value is compared
Compared with, when actually weighing weight is zero, program block control analog output module output 5V voltage to vibration module control port,
Vibration module vibration frequency is set to reach highest, feeding speed is most fast；When what reality weighing weight and target value gave is equal in weight
When, program block controls analog output module and exports 0V voltage to vibration module control port, so that vibration module is stopped vibration and send
Material；When actually weighing weight when 0 to target gives between weight, the voltage of analog output module output and practical weighing are heavy
Measure in a linear relationship, i.e., the vibration feeding speed of vibration module reduces with the increase of practical weighing weight, finally makes reality
Weighing weight accurately reaches target given value；
The mold transports program block, controls servo by changing the pulse frequency of PLC controller pulse output end mouth output
The revolving speed of motor controls the rotation circle of servo motor by changing the pulse number of PLC controller pulse output end mouth output
Number, to control conveyer belt conveying distance；Servo motor is being controlled just by changing the low and high level of PLC controller output port
Turn and inverts；
The program block of serving the tea controls the starting for module decelerating motor of serving the tea by controlling conducting and the disconnection of solid-state relay
And stopping；
The fault detection program block realizes fault alarm and emergency stop operation when running to system, surpasses when detecting to weigh
When range, motor operation are more than safe operation position failure, the flashing of process control alarm lamp, buzzer rings, by fault alarm
Information is sent to touch screen, and emergent stopping whole operation process, until troubleshooting.
7. a kind of brick tea automatic proportioning control method, which comprises the following steps:
Step 1, system electrification carry out reset and the initialization operation of equipment after reading the enabling signal that console issues；
Whether step 2, detection tealeaves surplus are lower than specified threshold, and tea case is stored up if being lower than threshold value and carries out blanking operation, until high
In threshold value；
Step 3 reads the weight information for claiming tea module 1, claiming tea module 2 and title tea module 3, passes through analog-to-digital conversion, negative-feedback control
Tea is sent in system, digital-to-analogue conversion process control vibration module 1, vibration module 2 and the vibration of vibration module 3, carries out dynamic weighing to tealeaves,
So that tealeaves weight meets the target value of setting；
Step 4, mold transport module and mold are transported to the specified place that serves the tea；
Step 5, module of serving the tea starting, pour into mold for the tealeaves weighed up；
Step 6, mold transport module and mold are transported to next specified place that serves the tea, and carry out the ingredient of another tealeaves；
All leaf tea ingredients processes needed for step 7, brick tea after the completion of, mold transports module and mold is transported to next tea making
Workspace.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110574797A (en) * | 2019-10-03 | 2019-12-17 | 季梅 | Pu' er tea biscuit compression steam mould based on energy transmission and conversion |
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