CN110883940A - Intelligent filling control system for concrete mixing plant and control method thereof - Google Patents
Intelligent filling control system for concrete mixing plant and control method thereof Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
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Abstract
The invention discloses an intelligent filling control system for a concrete mixing plant, which is characterized by comprising the following components: the license plate recognition system comprises a main control system, a license plate recognition device, a data acquisition unit, an electronic wagon balance, a driving control system and the like. The invention also discloses a control method of the intelligent filling control system for the concrete mixing plant, which comprises the following management steps: step 1: the basic information of the signed filling vehicle is input into a main control system through a data acquisition unit; step 2: and the main control system carries out alignment storage on the acquired basic information of the filling vehicle and the like. According to the invention, contract signing management is carried out on filling vehicles, basic information of the filling vehicles is recorded in advance through the data acquisition unit, and meanwhile, intelligent management on the filling process of the filling vehicles is realized through the matching of the arranged license plate recognition device and the main control system, and the flow of each filling is effectively shortened, so that the filling efficiency is effectively improved, and the human resources are saved.
Description
Technical Field
The invention relates to the field of filling in concrete production technology, in particular to an intelligent filling control system for a concrete mixing plant and a control method thereof.
Background
The mixing plant is a large-scale concrete production site, and produced concrete is transported by a concrete filling vehicle. At present, the mixing plant mostly adopts manpower to complete the control and management of concrete filling for concrete filling management, and the control and management mode is as follows: 1. manually registering vehicles entering the mixing plant each time; 2. filling a filling order of the filling vehicle; 3. the filling vehicle personnel deliver the filling order to the discharge management department for signature confirmation; 4. and submitting the signed filling order to a filling control room by filling vehicle personnel to start filling. The manual control and management mode for completing the concrete filling makes the concrete filling vehicle need about 1-2 hours from entering to starting the filling, so that the concrete filling control mode of the mixing plant is backward, the concrete filling efficiency is low, and the development requirement of the building industry can not be well met.
Disclosure of Invention
The invention aims to overcome the defects of the existing mixing plant filling control system and provides an intelligent filling control system for a concrete mixing plant.
Meanwhile, the invention also aims to provide a control method of the intelligent filling control system for the concrete mixing plant.
An intelligent filling control system for a concrete mixing plant comprises a main control system, a license plate recognition device, a data acquisition unit, a display screen, an electronic wagon balance and a driving control system which are respectively connected with the main control system, and a feed bin driving motor connected with the driving control system; the main control system comprises a singlechip, an AD conversion module A, AD conversion module B, a data memory and a signal amplification module which are respectively connected with the singlechip; the data acquisition unit and the drive control system are respectively connected with the single chip microcomputer; the electronic wagon balance is connected with the signal amplification module; the AD conversion module A and the AD conversion module B are respectively connected with the license plate recognition device.
The license plate recognition device is used for collecting and transmitting license plate information of vehicles entering the mixing station and license plates of vehicles entering the filling position; the data acquisition unit is used for acquiring and transmitting basic information of the filling vehicle for filling; the electronic wagon balance is used for acquiring weight information before and after filling of the filling vehicle; and the drive control system is used for providing a working state for the feed bin drive motor.
And the main control system is used for receiving the information transmitted by the license plate recognition device, the data collector and the electronic wagon balance and storing the received basic information of the filling vehicle, and is used for simultaneously processing the received license plate information of the vehicle entering the mixing station and the license plate of the vehicle entering the filling position and acquiring the weight information of the filling vehicle before and after filling, and controlling the output voltage of the driving control system according to the comparison result of the processed information and the stored information.
Still further, the license plate recognition device comprises a first camera and a second camera; AD conversion module A is connected with first camera, AD conversion module B is connected with the second camera. The drive control system comprises a voltage comparison regulator connected with the single chip microcomputer and a bidirectional drive module connected with the voltage comparison regulator; the bidirectional driving module is connected with a driving motor of the blanking bin.
The voltage comparison regulator comprises an amplifier U, a triode Q1, a resistor R1 and an adjustable resistor RT, wherein one end of the resistor R1 is connected with the anode of the amplifier U, the other end of the resistor R1 is connected with the collector of the triode Q1, one end of the adjustable resistor RT is connected with the cathode of the amplifier U, and the other end of the adjustable resistor RT is connected with the emitter of the triode Q1 and then grounded; the base electrode of the triode Q1 is connected with the output end of the amplifier U; the anode of the amplifier U is connected with the singlechip; and the collector and the emitter of the triode Q1 are respectively connected with the bidirectional driving module.
Further, the bidirectional driving module includes a transistor Q2, a transistor Q3, a transistor Q4, a transistor Q5, a transistor Q6, a transistor Q7, a polar capacitor C1 having an anode connected to a collector of the transistor Q5 and a cathode connected to a base of the transistor Q7, a resistor R2 having one end connected to an emitter of the transistor Q5 and the other end connected to a base of the transistor Q6, a diode D3 having a P pole connected to a collector of the transistor Q5 and an N pole connected to a base of the transistor Q4, a zener diode D1 having an N pole connected to a collector of the transistor Q3 and a P pole connected to an emitter of the transistor Q3, a zener diode D2 having an N pole connected to a collector of the transistor Q4 and a P pole connected to an emitter of the transistor Q4, a zener diode D4 having an N pole connected to a collector of the transistor Q6 and a P pole connected to an emitter of the transistor Q6, a voltage stabilizing diode D5 with the N pole connected with the collector of the triode Q7 and the P pole connected with the emitter of the triode Q7; the base electrode of the triode Q2 is connected with the collector electrode of the triode Q1, the collector electrode of the triode Q2 is connected with the base electrode of the triode Q3, and the emitter electrode of the triode Q2 is also connected with the emitter electrode of the triode Q4; the emitter of the triode Q3 is connected with the emitter of the triode Q6, and the collector of the triode Q3 is also connected with the collector of the triode Q4; the base electrode of the triode Q5 is connected with the emitter electrode of the triode Q1; the collector of the triode Q6 is also connected with the collector of the triode Q7, and the emitter of the triode Q7 is connected with the base thereof; and the base electrode of the triode Q7 and the emitting electrode of the triode Q4 are respectively connected with a feed bin driving motor.
The control method of the intelligent filling control system of the filling vehicle of the concrete mixing plant comprises the following steps:
step 1: the basic information of the signed filling vehicle is input into a main control system through a data acquisition unit;
step 2: the main control system carries out contraposition storage on the acquired basic information of the filling vehicle;
and step 3: the first camera records the license plate information of the filling vehicle entering the mixing station and sends the license plate information to the main control system;
and 4, step 4: the license plate information of the filling vehicles obtained by the main control system is compared with the stored license plate information of the filling vehicles, and whether the filling vehicles entering the mixing station are contract filling vehicles is judged; if not, the staff is informed to input and then release the basic information of the filling vehicle; if yes, the filling vehicle is released;
and 5: after the filling vehicles arrive at the filling area, the electronic wagon balance collects the self-weight information of the filling vehicles and sends the collected self-weight information of the filling vehicles to the main control system for receiving;
step 6: after the step 5, the second camera records the license plate of the filling vehicle, and sends the recorded license plate information of the filling vehicle to the main control system;
and 7: after receiving the filling vehicle information, the main control system extracts the basic information of the filling vehicle from the stored basic information of the filling vehicle and sends a starting instruction to the drive control system;
and 8: after receiving a starting instruction, the driving control system controls the feed bin driving motor to work, the filling starts, and the electronic wagon balance acquisition acquires the filling weight of a filling vehicle and sends the filling weight to the main control system;
and step 9: the main control system compares the received filling weight information with the stored loading information of the filling vehicle to judge whether the filling of the filling vehicle is finished or not; if not, no instruction is sent, and filling is continued; and sending an instruction to a drive control system to control a feed bin drive motor to close the filling bin, and recording filling completion information.
The basic information of the contracted filling vehicles collected by the data collector in the step 1 comprises license plate numbers, frame numbers, vehicle loading capacity, vehicle owner names and contact information of the filling vehicles, and vehicle driver names and contact information.
And the filling weight information of the filling vehicle acquired by the electronic wagon balance in the step 8 is displayed through a display screen. The content of the filling completion information record in the step 9 includes filling time, filling quantity and filling frequency of the filling vehicle.
Compared with the prior art, the invention has the following advantages and beneficial effects:
according to the invention, contract signing management is carried out on filling vehicles, basic information of the filling vehicles is recorded in advance through the data acquisition unit, and meanwhile, intelligent management on the filling process of the filling vehicles is realized through the matching of the arranged license plate recognition device and the main control system, and the flow of each filling is effectively shortened, so that the filling efficiency is effectively improved, and the human resources are saved.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent filling control system according to the present invention.
Fig. 2 is a schematic circuit diagram of the driving control system of the present invention.
Fig. 3 is a flowchart of a control method of the intelligent filling control system according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.
Example one
As shown in fig. 1, the intelligent parking management system of the embodiment includes a main control system, a license plate recognition device, a data acquisition device, a display screen, an electronic wagon balance and a driving control system respectively connected to the main control system, and a feed bin driving motor connected to the driving control system; the main control system comprises a singlechip, an AD conversion module A, AD conversion module B, a data memory and a signal amplification module which are respectively connected with the singlechip; the data acquisition unit and the drive control system are respectively connected with the single chip microcomputer; the electronic wagon balance is connected with the signal amplification module; the AD conversion module A and the AD conversion module B are respectively connected with the license plate recognition device.
In implementation, as shown in fig. 1, the license plate recognition device includes a first camera and a second camera; AD conversion module A is connected with first camera, AD conversion module B is connected with the second camera. The AD conversion module a and the AD conversion module B are both common analog-to-digital conversion modules having a S12XS128 program. The AD conversion module A is used for processing and transmitting the information of the filling vehicles entering the mixing plant, which is transmitted by the first camera. And the AD conversion module B is used for processing and transmitting the information of the filling vehicle at the filling point, which is acquired by the second camera.
The license plate recognition device is used for collecting and transmitting license plate information of vehicles entering the mixing station and license plates of vehicles entering the filling position. And the data acquisition unit is used for acquiring and transmitting the basic information of the filling vehicle for filling. In specific implementation, the data acquisition unit is mainly used for acquiring license plate numbers, frame numbers, vehicle carrying capacity, names and contact information of vehicle owners, names and contact information of vehicle drivers of filling vehicles. And the electronic wagon balance is used for acquiring weight information before and after filling of the filling vehicle. And the drive control system is used for providing a working state for the feed bin drive motor.
And meanwhile, the main control system is used for receiving the information transmitted by the license plate recognition device, the data acquisition device and the electronic wagon balance and storing the received basic information of the filling vehicle, and is used for simultaneously receiving the license plate information of the vehicle entering the mixing station and the license plate of the vehicle entering the filling position and acquiring the weight information of the filling vehicle before and after filling, and controlling the output voltage of the driving control system according to the comparison result of the processed information and the stored information.
Further, as shown in fig. 1, the driving control system includes a voltage comparison regulator connected to the single chip, and a bidirectional driving module connected to the voltage comparison regulator; the bidirectional driving module is connected with a driving motor of the blanking bin. The voltage comparison regulator can control the output voltage according to the control current output by the single chip microcomputer, namely the voltage comparison regulator realizes on-off regulation of different output control pins according to the input current, and realizes output of different voltages. The bidirectional driving module can accurately open the output channel according to the voltage provided by the voltage comparison regulator, and can ensure that stable working voltage is provided for the feed bin driving motor.
As shown in fig. 2, the voltage comparison regulator includes an amplifier U, a transistor Q1, a resistor R1, and an adjustable resistor RT.
When connected, one end of the resistor R1 is connected with the anode of the amplifier U, and the other end is connected with the collector of the triode Q1. One end of the adjustable resistor RT is connected with the negative electrode of the amplifier U, and the other end of the adjustable resistor RT is connected with the emitting electrode of the triode Q1 and then grounded. The base electrode of the triode Q1 is connected with the output end of the amplifier U; the anode of the amplifier U is connected with the singlechip; and the collector and the emitter of the triode Q1 are respectively connected with the bidirectional driving module.
Specifically, the amplifier U of the voltage comparison regulator is preferably realized by an OP364 type amplifier when in use, the resistor R1 adopts a current-limiting resistor with a resistance value of 10k Ω, and the adjustable range of the adjustable resistor RT is 0-100 k Ω.
Meanwhile, as shown IN fig. 2, the bidirectional driving module includes transistors Q2-Q7 of model TO-263, a transistor Q1 of model 3AX81, a resistor R2 of resistance 10k Ω, a polar capacitor C1 of capacitance 10 μ F, a zener diode D1 and a zener diode D2 of model IN14001, a zener diode D4 and a zener diode D5, and a diode D3 of model IN 14011.
When connected, the positive pole of the polar capacitor C1 is connected to the collector of the transistor Q5, and the negative pole is connected to the base of the transistor Q7. The resistor R2 has one end connected to the emitter of the transistor Q5 and the other end connected to the base of the transistor Q6. The P-pole of the diode D3 is connected to the collector of the transistor Q5, and the N-pole is connected to the base of the transistor Q4. The zener diode D1 has an N-pole connected to the collector of the transistor Q3 and a P-pole connected to the emitter of the transistor Q3. The zener diode D2 has an N-pole connected to the collector of the transistor Q4 and a P-pole connected to the emitter of the transistor Q4. The zener diode D4 has an N-pole connected to the collector of the transistor Q6 and a P-pole connected to the emitter of the transistor Q6. The zener diode D5 has an N-pole connected to the collector of the transistor Q7 and a P-pole connected to the emitter of the transistor Q7.
The base electrode of the triode Q2 is connected with the collector electrode of the triode Q1, the collector electrode of the triode Q2 is connected with the base electrode of the triode Q3, and the emitter electrode of the triode Q2 is also connected with the emitter electrode of the triode Q4; the emitter of the triode Q3 is connected with the emitter of the triode Q6, and the collector of the triode Q3 is also connected with the collector of the triode Q4; the base electrode of the triode Q5 is connected with the emitter electrode of the triode Q1; the collector of the transistor Q6 is also connected to the collector of a transistor Q7, and the emitter of the transistor Q7 is connected to its base. And the base electrode of the triode Q7 and the emitting electrode of the triode Q4 are respectively connected with a feed bin driving motor. The triode Q7 is connected with the positive pole of feed bin driving motor, and the projecting pole of triode Q4 is connected with the negative pole of feed bin driving motor. Specifically, when the positive pole of the discharging bin driving motor is electrified, the discharging bin driving motor drives the discharging bin door to open; when the reverse pole of the lower silo driving motor is electrified, the lower silo driving motor drives the lower silo door to be closed.
Specifically, a current signal output by the single chip microcomputer enters the anode of the amplifier U, a resistor R1 and an adjustable resistor RT on the cathode of the amplifier U1 form a variable device, when the amplifier U obtains a high current signal, the resistance value of the adjustable resistor RT at the moment is 0, at the moment, the level on an emitting electrode of a triode Q1 is increased, the triode Q5 is conducted, a polar capacitor C1 discharges, the triode Q6, the triode Q7, a voltage stabilizing diode D4 and a voltage stabilizing diode D5 form a voltage stabilizing switch circuit, the triode Q6 and the triode Q7 are conducted simultaneously, when the positive pole of the blanking bin driving motor is electrified, the blanking bin driving motor drives the blanking bin gate to be opened, and filling is started.
When the amplifier U obtains a low current signal, the resistance of the adjustable resistor RT is at the maximum of 100k Ω, and at this time, the level of the emitter of the transistor Q1 is 0, the transistor Q1 is turned off, and the transistor Q5 is turned off. The driving voltage is transmitted to the base electrode of the triode Q2 through the resistor R1, the triode Q2 is conducted at the moment, the triode Q3, the triode Q4, the voltage stabilizing diode D1 and the voltage stabilizing diode D2 form a voltage stabilizing switch circuit, the triode Q3 and the triode Q4 are conducted at the same time, when the negative pole of the lower silo driving motor is electrified, the lower silo driving motor drives the lower silo door to be closed, and filling is finished.
Example two
The embodiment is a concrete control method of an intelligent filling control system of a filling truck of a concrete mixing plant, and as shown in fig. 3, the concrete control method comprises the following steps:
step 1: the basic information of the signed filling vehicle is input into a main control system through a data collector, and the basic information of the signed filling vehicle, which is acquired by the data collector, comprises the license plate number, the frame number, the vehicle loading capacity, the name and the contact information of a vehicle owner, the name and the contact information of a vehicle driver;
step 2: the main control system carries out contraposition storage on the acquired basic information of the filling vehicle;
and step 3: the first camera records the license plate information of the filling vehicle entering the mixing station and sends the license plate information to the main control system;
and 4, step 4: the license plate information of the filling vehicles obtained by the main control system is compared with the stored license plate information of the filling vehicles, and whether the filling vehicles entering the mixing station are contract filling vehicles is judged; if not, the staff is informed to input and then release the basic information of the filling vehicle; if yes, the filling vehicle is released;
and 5: after the filling vehicles arrive at the filling area, the electronic wagon balance collects the self-weight information of the filling vehicles and sends the collected self-weight information of the filling vehicles to the main control system for receiving;
step 6: after the step 5, the second camera records the license plate of the filling vehicle, and sends the recorded license plate information of the filling vehicle to the main control system;
and 7: after receiving the filling vehicle information, the main control system extracts the basic information of the filling vehicle from the stored basic information of the filling vehicle and sends a starting instruction to the drive control system;
and 8: after receiving a starting instruction, the driving control system controls the feed bin driving motor to work, the filling starts, and the electronic wagon balance acquisition acquires the filling weight of a filling vehicle and sends the filling weight to the main control system; meanwhile, the filling weight information of the filling vehicle collected by the electronic wagon balance is displayed through a display screen;
and step 9: the main control system compares the received filling weight information with the stored loading information of the filling vehicle to judge whether the filling of the filling vehicle is finished or not; if not, no instruction is sent, and filling is continued; sending an instruction to a drive control system to control a feed bin drive motor to close a filling bin, and recording filling completion information, wherein the information recording content comprises filling time, filling amount and filling times of a filling vehicle.
According to the invention, contract signing management is carried out on filling vehicles, basic information of the filling vehicles is recorded in advance through the data acquisition unit, and meanwhile, intelligent management on the filling process of the filling vehicles is realized through the matching of the arranged license plate recognition device and the main control system, and the flow of each filling is effectively shortened, so that the filling efficiency is effectively improved, and the human resources are saved.
As described above, the present invention can be preferably realized.
Claims (9)
1. An intelligent filling control system for a concrete mixing plant is characterized by comprising a main control system, a license plate recognition device, a data acquisition unit, a display screen, an electronic wagon balance and a driving control system which are respectively connected with the main control system, and a feed bin driving motor connected with the driving control system; the main control system comprises a singlechip, an AD conversion module A, AD conversion module B, a data memory and a signal amplification module which are respectively connected with the singlechip; the data acquisition unit and the drive control system are respectively connected with the single chip microcomputer; the electronic wagon balance is connected with the signal amplification module; the AD conversion module A and the AD conversion module B are respectively connected with the license plate recognition device;
the license plate recognition device is used for collecting and transmitting license plate information of the vehicles entering the mixing station and license plates of the vehicles entering the filling position;
the data acquisition unit is used for acquiring and transmitting basic information of the filling vehicle for filling;
the electronic wagon balance is used for acquiring weight information before and after filling of the filling vehicle;
the driving control system is used for providing a working state for the feed bin driving motor;
the main control system is used for receiving information transmitted by the license plate recognition device, the data acquisition device and the electronic wagon balance and storing the received basic information of the filling vehicle, and is used for simultaneously processing the received license plate information of the vehicle entering the mixing station and the license plate of the vehicle entering the filling position and acquiring weight information of the filling vehicle before and after filling, and controlling the output voltage of the driving control system according to the comparison result of the processed information and the stored information.
2. The intelligent filling control system for a concrete mixing plant according to claim 1, wherein the license plate recognition device comprises a first camera and a second camera; AD conversion module A is connected with first camera, AD conversion module B is connected with the second camera.
3. The intelligent filling control system for the concrete mixing plant according to claim 2, wherein the driving control system comprises a voltage comparison regulator connected with the single chip microcomputer and a bidirectional driving module connected with the voltage comparison regulator; the bidirectional driving module is connected with a driving motor of the blanking bin.
4. The intelligent filling control system for the concrete mixing plant according to claim 3, wherein the voltage comparison regulator comprises an amplifier U, a transistor Q1, a resistor R1 with one end connected with the positive pole of the amplifier U and the other end connected with the collector of the transistor Q1, and an adjustable resistor RT with one end connected with the negative pole of the amplifier U and the other end connected with the emitter of the transistor Q1 and then grounded; the base electrode of the triode Q1 is connected with the output end of the amplifier U; the anode of the amplifier U is connected with the singlechip; and the collector and the emitter of the triode Q1 are respectively connected with the bidirectional driving module.
5. The intelligent filling control system for a concrete mixing plant according to claim 4, wherein said bidirectional driving module comprises a transistor Q2, a transistor Q3, a transistor Q4, a transistor Q5, a transistor Q6, a transistor Q7, a polar capacitor C1 having an anode connected to the collector of the transistor Q5 and a cathode connected to the base of the transistor Q7, a resistor R2 having one end connected to the emitter of the transistor Q5 and the other end connected to the base of the transistor Q6, a diode D3 having a P pole connected to the collector of the transistor Q5 and an N pole connected to the base of the transistor Q4, a zener diode D1 having an N pole connected to the collector of the transistor Q3 and a P pole connected to the emitter of the transistor Q3, a zener diode D2 having an N pole connected to the collector of the transistor Q4 and a P pole connected to the emitter of the transistor Q4, a N pole connected to the collector of the transistor Q6, A zener diode D4 having a P-pole connected to the emitter of the transistor Q6, and a zener diode D5 having an N-pole connected to the collector of the transistor Q7 and a P-pole connected to the emitter of the transistor Q7; the base electrode of the triode Q2 is connected with the collector electrode of the triode Q1, the collector electrode of the triode Q2 is connected with the base electrode of the triode Q3, and the emitter electrode of the triode Q2 is also connected with the emitter electrode of the triode Q4; the emitter of the triode Q3 is connected with the emitter of the triode Q6, and the collector of the triode Q3 is also connected with the collector of the triode Q4; the base electrode of the triode Q5 is connected with the emitter electrode of the triode Q1; the collector of the triode Q6 is also connected with the collector of the triode Q7, and the emitter of the triode Q7 is connected with the base thereof; and the base electrode of the triode Q7 and the emitting electrode of the triode Q4 are respectively connected with a feed bin driving motor.
6. The control method of the intelligent filling control system for the concrete mixing plant according to any one of claims 1 to 5, characterized by comprising the following steps:
step 1: the basic information of the signed filling vehicle is input into a main control system through a data acquisition unit;
step 2: the main control system carries out contraposition storage on the acquired basic information of the filling vehicle;
and step 3: the first camera records the license plate information of the filling vehicle entering the mixing station and sends the license plate information to the main control system;
and 4, step 4: the license plate information of the filling vehicles obtained by the main control system is compared with the stored license plate information of the filling vehicles, and whether the filling vehicles entering the mixing station are contract filling vehicles is judged; if not, the staff is informed to input and then release the basic information of the filling vehicle; if yes, the filling vehicle is released;
and 5: after the filling vehicles arrive at the filling area, the electronic wagon balance collects the self-weight information of the filling vehicles and sends the collected self-weight information of the filling vehicles to the main control system for receiving;
step 6: after the step 5, the second camera records the license plate of the filling vehicle, and sends the recorded license plate information of the filling vehicle to the main control system;
and 7: after receiving the filling vehicle information, the main control system extracts the basic information of the filling vehicle from the stored basic information of the filling vehicle and sends a starting instruction to the drive control system;
and 8: after receiving a starting instruction, the driving control system controls the feed bin driving motor to work, the filling starts, and the electronic wagon balance acquisition acquires the filling weight of a filling vehicle and sends the filling weight to the main control system;
and step 9: the main control system compares the received filling weight information with the stored loading information of the filling vehicle to judge whether the filling of the filling vehicle is finished or not; if not, no instruction is sent, and filling is continued; and sending an instruction to a drive control system to control a feed bin drive motor to close the filling bin, and recording filling completion information.
7. The control method of the intelligent filling control system for the concrete mixing plant according to claim 6, wherein the basic information of the contracted filling vehicles collected by the data collector in the step 1 comprises license plate numbers, frame numbers, vehicle loading capacity, vehicle owner names and contact information of the filling vehicles, and vehicle driver names and contact information.
8. The control method of the intelligent filling control system for the concrete mixing plant according to claim 7, wherein the filling weight information of the filling vehicle acquired by the electronic wagon balance in the step 8 is displayed through a display screen.
9. The control method of the intelligent filling control system for the concrete mixing plant according to claim 8, wherein the content of the filling completion information record in the step 9 comprises filling time, filling quantity and filling times of the filling vehicle.
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