CN109896308B - Full-automatic control method for quantitative loading of aggregate and sand and stone - Google Patents
Full-automatic control method for quantitative loading of aggregate and sand and stone Download PDFInfo
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- CN109896308B CN109896308B CN201910162099.8A CN201910162099A CN109896308B CN 109896308 B CN109896308 B CN 109896308B CN 201910162099 A CN201910162099 A CN 201910162099A CN 109896308 B CN109896308 B CN 109896308B
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Abstract
A full-automatic control method for quantitatively loading aggregate and sandstone is characterized by that in the in-and-out region several entrance guard license plate recognition systems are set, in the loading region several LED guide plates and several material information screens are set, and in every loading region several loading devices are correspondingly mounted, and in the central control room several DCS systems and distribution rooms are set, and said invention utilizes order management system, entrance guard license plate recognition system for vehicle to go in and out of factory, product stock, vehicle positioning, bulk loading machine control, wagon balance control and DCS control system to implement full-process control of quantitatively loading whole aggregate and sandstone finished product, and can implement full-automatic control process of ordering aggregate and sandstone from network, fetching card to factory, swiping card to enter factory, loading vehicle in loading position, automatically weighing and printing pound sheet to make factory so as to save production cost, block various loopholes possibly existed in enterprise and really implement bill loading, all the aggregate and gravel quantitative loading needs to be carried out by an authentication and authorization party, and the uniqueness of vehicle identification is ensured.
Description
Technical Field
The invention belongs to the technical field of quantitative loading of aggregates and gravels, and particularly relates to a full-automatic control method for quantitative loading of aggregates and gravels.
Background
The domestic sandstone consumption accounts for over 50 percent of the global consumption, has trillion yuan market space, more than 2 million manufacturers and is dominant by small and medium-sized micro enterprises. In the future, with the trend of environmental protection becoming stricter, intensive and large-scale development. At the end of 2016 to 6 months in this year, the number of shut-down environment-friendly unqualified mines exceeds 3000, and the market begins to drive the overall upgrading of the sandstone industrial chain.
Because inertia of extensive production and operation in the past, the accumulation of industrial technologies is weak, the level of operators is not high overall, and most aggregate mines are located in remote positions, the aggregate mines are produced in the past in the modes of surface mining, crushing and manual field loading, so that the efficiency is low, and the possibility of committing carloaders and gatekeepers for personal committing for personal cheating by drivers is easy to occur.
At present, no relevant report is found on how to realize a control mode of full-automatic quantitative loading in the aggregate and sandstone industry.
Disclosure of Invention
In order to solve the problems, the invention provides a full-automatic control method for quantitatively loading aggregate and gravel, which carries out full-process control on the quantitative loading of the whole aggregate and gravel finished products through an order management system, a vehicle in-and-out-of-factory automatic identification system, a product stock, vehicle positioning, bulk loader control, wagon balance control and a DCS (distributed control system), thereby realizing the full-automatic control processes of reserving the aggregate and gravel from the internet, getting cards to the factory, swiping cards to enter the factory, loading the cars at a loading position, automatically weighing, printing the pound list and leaving the factory, and not requiring the full-automatic control of site participation of a business owner.
In order to achieve the purpose, the invention adopts the following technical scheme:
a full-automatic control method for quantitative loading of aggregates and gravels is characterized in that an entrance guard license plate recognition system is arranged in a factory entrance area and a factory exit area, the entrance guard license plate recognition system comprises a camera, a full display screen, an automatic barrier gate, a vehicle detector, an exit card reader, an entrance card reader and a duty room, and a control computer and a switch are arranged in the duty room; the loading area is provided with a plurality of LED guide boards and a plurality of material information screens, the loading area is divided into a loading area 1, a loading area 2, … and a loading area n, n is a natural positive integer, each loading area 1, each loading area 2, each loading area … and each loading area n are correspondingly provided with the material information screens of the loading areas, the no-load truck firstly enters the loading area 1 from the entrance of the loading area and is guided by the indication of the LED guide boards, or enters the loading areas 2 and …, or enters the loading areas n, each loading area 1, each loading area 2, each loading area … and each loading area n are provided with loading equipment, the loading equipment comprises a conveying belt, a discharge port, a discharge dust collector, a radar level gauge, a buffer bin, a loading dust collector, a bulk loader, a distance meter, a loudspeaker, a display screen and a weighbridge, and the central control room is provided with a system and a power distribution room, and the system comprises a PLC system, a, The system comprises an HMI (human machine interface) man-machine exchange system and database software, an entrance guard license plate recognition system, an LED guide plate, a material information screen and loading equipment, wherein the entrance guard license plate recognition system, the LED guide plate, the material information screen and the loading equipment are provided with secondary software, and the secondary software is connected with a DCS (distributed control system) through a local area network; the method is characterized in that:
the entrance guard license plate recognition system is provided with two passages of entrance and leaving, a no-load truck at the entrance can be stopped at the position of a vehicle detector before an entrance automatic barrier after being read by an entrance card reader, the no-load truck is recognized by a camera in the entrance process and is input into a control computer through a switch, the control computer is networked with a central control room, at the moment, a full display screen displays whether a loading parking space exists according to a command of the central control room, and the no-load truck is recognized and judged whether to pass or reject the entrance according to the information prompt of the full display screen; the method comprises the following steps that a heavy-duty truck leaving a factory can be stopped on a vehicle detector position in front of an automatic barrier gate after the card is read by an exit card reader, a camera identifies the heavy-duty truck in the process of leaving the factory and inputs the heavy-duty truck into a control computer through a switch, secondary software is configured in the control computer, and the control computer identifies the heavy-duty truck according to a central control room and judges whether the heavy-duty truck is released or refused to leave the factory according to various information fed back by a loading area;
when the no-load truck enters a certain loading area under the guidance of the LED guide board, the no-load truck slowly drives into the lower part of the bulk loader, the wagon balance firstly carries out no-load weighing on the no-load truck, at the moment, aggregate and gravel are conveyed to a feed opening through a conveying belt, a blanking dust collector is assembled at one side of the blanking port, the outlet of the blanking port is connected with a radar level gauge, aggregate and gravel enter the buffer bin through the blanking port and then enter the bulk loader through the buffer bin, the bulk loader loads the no-load truck, after the front section of the no-load truck is filled to form the heavy-load truck, the distance measuring instrument prompts the heavy-duty truck to move forwards to another loading position through the loudspeaker, the process is repeated, whether the heavy-duty truck is full can be prompted through the display screen, after the heavy-duty truck is filled with aggregates and gravels, the heavy-duty truck is subjected to heavy-duty weighing through a wagon balance, and all control points of the loading equipment are centrally controlled through a central control room;
the full-automatic control flow matched with the devices is as follows:
i, ordering:
(1) the customer makes an appointment for the goods picking service in advance through a webpage version or a WeChat client, and inputs various kinds of information expected to be extracted, such as material loading type, license plate number of the transport truck, driver identity card number and load capacity of the transport truck, into each system of the central control room;
(2) before the transport truck arrives at the in-and-out area, the customer can modify the information in the step (1) if necessary, and each system of the central control room automatically records the modification process;
(3) after the reservation is successful, sending a verification password of the business card taken by the factory to the client, wherein the verification password is a verification code, a two-dimensional code or a bar code;
II, self-service card taking in factory:
(4) the driver gets the service card after the verification password is successfully verified, the service card records the identity information and the goods taking information of the transport truck and prints a material taking receipt, and the material taking receipt records the loading position information, the reservation information and the identity information;
(5) if the goods picking service is not reserved in advance through a webpage version or a WeChat client, the corresponding service can be handled manually in an invoicing room;
III, self-service card swiping and entering a factory:
(6) the driver uses the obtained service card and inducts to swipe the card to enter the factory through an entrance channel of the entrance guard license plate recognition system, the driver uses remote card reading, namely the no-load truck reaches a card swiping area without getting off the vehicle, information recognition is carried out on the no-load truck while swiping the card, if the information recognition is consistent, the driver enters the factory and lifts the rod to enter the factory through an automatic barrier gate, and an entrance camera takes a snapshot of the no-load truck and stores the snapshot in a control computer of the entrance guard license plate recognition system;
and IV, self-service loading at a loading equipment position of the specified loading area:
(7) the empty-load trucks enter the factory and arrive at the loading area to wait for loading according to vehicle queuing information on the LED guide board of the loading area, loading positions appointed on the order and an identification route of the loading area, and when a traffic light in front of loading equipment of the loading area is a green light and no vehicle exists on a wagon balance, the empty-load trucks enter the warehouse to load;
(8) the driver drives the no-load truck to the wagon balance and stops the truck below the feed opening, in order to prevent the wagon balance from being pressed, infrared detectors are arranged at two ends of the wagon balance, when the infrared detectors detect abnormality, the no-load truck cannot be loaded, and the process is prompted through a display screen of loading equipment;
(9) a driver inserts the service card into a card-inserting electricity-taking device, a DCS (distributed control system) configured in a central control room can automatically identify whether materials to be loaded in the service card are consistent with materials of loading equipment or not, if so, a display screen displays the license plate number, the loading variety and the pre-loading quantity of the truck, and if not, the driver is prompted to make an error;
(10) the empty truck dead weight weighing program is started through the central control room under the abnormal condition, a driver presses a weighing button of a weighbridge to start weighing, a display screen displays the empty truck dead weight information and prompts the driver after weighing is finished, meanwhile, the loading equipment sends a signal that the empty truck is ready for loading to the DCS, and the DCS receives the signal and then can permit loading according to the condition of the bulk loader;
(11) when the DCS allows loading, the driver is prompted to start loading through the display and voice, when the driver presses a loading button of the bulk loader, a loading instruction is sent to the DCS, and the DCS controls the bulk loader to start feeding;
(12) when the wagon balance shows that the weight of the ordered truck loading is reached, the bulk loader is controlled by the DCS to stop feeding, a wireless handheld remote controller is arranged at the position of the bulk loader, and the wireless handheld remote controller is provided with a start-stop button, so that a driver can check the loading condition in real time and move the truck properly according to field monitoring under the condition of not getting off the truck;
(13) after the quantitative loading is finished, the loading weight is displayed on a display screen, and a driver is prompted to finish the loading of the heavy-duty truck in time;
(14) the driver pulls out the service card and returns the wireless handheld remote controller to the original position, and simultaneously sends a loading completion signal to the DCS;
(15) after the heavy-duty truck completely drops the wagon balance, the red light at the entrance can be changed into the green light;
(16) the wireless handheld remote controller can be charged in time when being arranged on the base, and meanwhile, the card-inserting electricity-taking device also comprises a start-stop button;
printing a pound order to leave a factory:
(17) the driver drives the heavy-duty truck to the factory;
(18) the card collecting machine is used for collecting the service card and printing the pound bill, and a DCS (distributed control system) configured in the central control room deducts account cost according to the actual weight;
(19) and if the truck is not available, the delivery road gate is automatically opened after the truck is taken in, and the driver drives the heavy-duty truck out of the factory.
Due to the adoption of the technical scheme, the invention has the following advantages:
1. the automatic identification system of the vehicles entering and leaving the factory, the vehicle guiding and positioning system, the ordering and inventory management system, the wagon balance of the loading station and the automatic control system of the bulk feeder are integrated, the unattended loading process of the whole finished product is finally realized, and the automation and intelligent level of the quantitative loading of the whole aggregate and sand stones is greatly improved.
2. The phenomenon of overhigh cost caused by human factors is reduced, the purpose of saving cost is realized, various possible leaks of enterprises are blocked, the purpose of loading vehicles by vouchers is really realized, quantitative loading of all aggregates and gravels can be carried out by an authentication and authorization party, and the uniqueness of vehicle identification is ensured.
3. The cheating phenomena of single loading or multiple loading, package adjustment of loading varieties, vehicle tare replacement and the like are fundamentally avoided.
4. The office automation degree is improved, the information sharing is realized, and the leaders can make scientific decisions in time.
Drawings
Fig. 1 is a schematic configuration diagram of a license plate recognition system for entrance and exit region access control.
Fig. 2 is a schematic view of the arrangement of the loading area.
Fig. 3 is a schematic configuration diagram of the loading apparatus.
In fig. 3: 1-a conveyor belt; 2-a feed opening; 3-a blanking dust collector; 4-radar level gauge; 5-a buffer bin;
6-loading a dust collector; 7-bulk loading machine; 8-a range finder; 9-a loudspeaker; 10-a display screen; 11-truck; 12-pounds.
Detailed Description
The invention relates to a full-automatic control method for quantitatively loading aggregate and gravel, which is characterized in that the whole process control is carried out on the quantitative loading of the whole aggregate and gravel finished product through an order management system, a vehicle in-and-out factory entrance guard license plate recognition system, product inventory, vehicle positioning, bulk loader control, wagon balance control and a DCS control system, so that the full-automatic control flow of reserving the aggregate and gravel from the internet, getting cards from a factory, swiping the cards into the factory, loading the vehicles at a loading position, automatically weighing, printing the pound list and leaving the factory is realized.
Referring to fig. 1, the entrance guard license plate recognition system is configured in the entrance and exit area, the entrance guard license plate recognition system comprises a camera, a full display screen, an automatic barrier, a vehicle detector, an exit card reader, an entrance card reader and a duty room, a control computer and a switch are configured in the duty room, an entrance and an exit are arranged in the entrance guard license plate recognition system, a no-load truck at the entrance can be stopped at the position of a vehicle detector before an entrance automatic barrier gate after the card is read by an entrance card reader, during the approach the camera has started to identify the empty truck and enters the control computer via the exchange, the control computer is connected with the central control room in a network, at the moment, the full position display screen displays whether a loading parking space is available or not according to the instruction of the central control room, identifying the empty truck and judging whether to pass or refuse to enter the truck according to the information prompt of the full display screen; the heavy-duty truck leaving the factory can be stopped on a vehicle detector position in front of an automatic barrier only after being read by an exit card reader, a camera identifies the heavy-duty truck in the process of leaving the factory and inputs the heavy-duty truck into a control computer through a switch, and the control computer identifies the heavy-duty truck according to a central control room and judges whether the heavy-duty truck is released or refused to leave the factory according to various information fed back by a loading area.
Referring to fig. 2, the present invention is configured with a plurality of LED guide boards and a plurality of material information screens in a loading area, the loading area is divided into a loading area 1, a loading area 2, …, and a loading area n, n is a natural positive integer, each loading area 1, loading area 2, …, and loading area n is correspondingly configured with the material information screen of the loading area, the empty truck is guided from the entering place of the loading area and through the indication of the plurality of LED guide boards to enter the loading area 1, or enter the loading area 2, …, or enter the loading area n, and each loading area 1, loading area 2, …, and loading area n is configured with loading equipment.
Referring to fig. 3, the truck loading equipment includes a conveyor belt 1, a discharge port 2, a discharge dust collector 3, a radar level gauge 4, a buffer bin 5, a truck loading dust collector 6, a bulk loader 7, a distance measuring instrument 8, a speaker 9, a display screen 10 and a wagon balance 12, wherein the truck 11 is subdivided into an empty truck and a heavy truck for convenience of description, and the structural connection of each part of the truck loading equipment is relatively simple and not described in detail.
When the no-load truck enters a certain loading area under the guidance of the LED guide board, the no-load truck slowly drives into the lower part of the bulk loader under the display and the indication of a display screen and a loudspeaker, a wagon balance firstly carries out no-load weighing on the no-load truck, aggregate and gravel are conveyed to a feed opening through a conveying belt at the moment, a feed dust collector is assembled on one side of the feed opening, an outlet of the feed opening is connected with a radar level gauge, the aggregate and the gravel enter a buffer bin through the feed opening and then enter the bulk loader through the buffer bin, the bulk loader carries out loading on the no-load truck, after the front section of the no-load truck is filled to form the heavy-load truck, a distance meter prompts the heavy-load truck to move forwards to another loading position through the loudspeaker, the process is repeated, whether the heavy-load truck is filled or not can be prompted through the display screen, and the heavy-load weighing is carried out the, and all control points of the loading equipment are controlled in a centralized manner through a central control room.
The unloading dust collector is used for the grit dust that the feed opening was raised, and the radar charge level indicator can be kept watch on how much of grit in the surge bin and whether in time supply in order to coordinate the conveyer belt, and the grit dust that raises when loading is used for the loading dust collector, and radar charge level indicator, distancer, speaker and display screen all pass through central control room centralized control, can realize the unmanned on duty of loading process finally, will greatly improve automation, the intelligent level of grit ration loading.
The central control room is provided with a DCS system and a power distribution room, the DCS system comprises a PLC system, an HMI (human machine interface) man-machine exchange system and database software, secondary software is configured on an entrance guard license plate recognition system, an LED guide plate, a material information screen and loading equipment, Siemens S7-1500 series products are recommended to be selected by the PLC, Siemens WinCC7.4 are recommended to be selected by the HMI man-machine exchange system, Microsoft SQL Server is recommended to be selected by the database software, and C # or Labview is recommended to be selected by the secondary software.
It is obvious to those skilled in the art that the hardware installation, power supply, control wiring, optical fiber, network wiring and lan configuration of each device are performed according to the installation requirements of each device to ensure that the hardware of each system works normally, and will not be described in detail.
The main contents of the fully automatic control process of the present invention refer to the technical scheme, which is not described in detail, and the following needs to be noted:
1. in order to prevent the wagon from being pressed, infrared detectors are arranged at two ends of the wagon balance, although the infrared detectors are not provided in the above description, the infrared detectors are necessary for a full-automatic control process, when the infrared detectors detect abnormality, the empty-load truck cannot be loaded, and the process is prompted through a display screen of loading equipment.
2. The driver inserts the service card into a card-inserting electricity-taking device which is also necessary, a DCS system configured in a central control room can automatically identify whether the materials to be loaded in the service card are consistent with the materials of loading equipment, if so, a display screen displays the license plate number, the loading variety and the pre-loading quantity of the truck, and if not, the driver is prompted to make an error, and the card-inserting electricity-taking device needs to be modified or re-registered.
3. The method comprises the steps that a weighing program for weighing the empty wagon weight is started through a central control room under the abnormal condition, a driver presses a weighing button of a wagon balance to start weighing, a display screen displays the empty wagon weight information after weighing is completed and prompts the driver, the point is very significant for preventing personal gains, loading equipment can send a signal that the empty wagon is ready for loading to a DCS, and the DCS can permit loading according to the condition of a bulk loader after receiving the signal.
4. Automatic barriers can be additionally arranged at the front end and the rear end of the wagon balance respectively, the automatic barriers are allowed to enter the wagon balance of the loading equipment when the front end green light is on, and the automatic barriers are opened when the rear end green light is on after loading is finished, so that the wagon balance can be allowed to run out.
5. When the DCS allows loading, the driver is prompted to start loading through the display and the voice, when the driver presses the loading button of the bulk loader, the loading instruction is sent to the DCS, the DCS controls the bulk loader to start feeding, and the loading button of the bulk loader belongs to temporary configuration.
In fact, all control points are monitored and controlled all the time from the time when the truck enters the entrance guard license plate recognition system to the time when the truck exits, and the invention can be completely realized by combining the undescribed contents with the conventional technology, so the innovativeness of the full-automatic control flow is obvious, and the generated beneficial effect is also obvious.
Claims (1)
1. A full-automatic control method for quantitative loading of aggregates and gravels is characterized in that an entrance guard license plate recognition system is arranged in a factory entrance area and a factory exit area, the entrance guard license plate recognition system comprises a camera, a full display screen, an automatic barrier gate, a vehicle detector, an exit card reader, an entrance card reader and a duty room, and a control computer and a switch are arranged in the duty room; the loading area is provided with a plurality of LED guide boards and a plurality of material information screens, the loading area is divided into a loading area 1, a loading area 2, … and a loading area n, n is a natural positive integer, each loading area 1, each loading area 2, each loading area … and each loading area n are correspondingly provided with the material information screens of the loading areas, a no-load truck firstly enters the loading area 1 from the entrance of the loading area and is guided into the loading area 1 or enters the loading areas 2 and … or enters the loading area n through the indication of the LED guide boards, each loading area 1, each loading area 2, each loading area … and each loading area n are provided with loading equipment, the loading equipment comprises a conveying belt (1), a discharging port (2), a discharging dust collector (3), a radar level gauge (4), a buffer bin (5), a loading dust collector (6), a bulk loader (7), a distance meter (8), a loudspeaker (9), a display screen (10) and a wagon balance (12), the central control room is provided with a DCS system and a power distribution room, the DCS system comprises a PLC system, an HMI (human machine interface) man-machine exchange system and database software, the entrance guard license plate recognition system, the LED guide plate, the material information screen and the loading equipment are provided with secondary software, and the secondary software is connected with the DCS system through a local area network; the method is characterized in that:
the entrance guard license plate recognition system is provided with two passages of entering a factory and leaving the factory, a no-load truck entering the factory can be stopped at the position of a vehicle detector before an automatic gateway of the entering factory after being read by an entrance card reader, a camera starts to recognize the no-load truck in the process of entering the factory and inputs the no-load truck into a control computer through a switch, the control computer is networked with a central control room, at the moment, a full display screen displays whether a loading parking space exists or not according to a command of the central control room, and judgment processing of whether the no-load truck is released or refused to enter the factory is carried out according to the information prompt of the full display screen after the no-load truck is recognized; the method comprises the following steps that a heavy-duty truck leaving a factory can be stopped on a vehicle detector position in front of an automatic barrier gate after the card is read by an exit card reader, a camera identifies the heavy-duty truck in the process of leaving the factory and inputs the heavy-duty truck into a control computer through a switch, secondary software is configured in the control computer, and the control computer identifies the heavy-duty truck according to a central control room and judges whether the heavy-duty truck is released or refused to leave the factory according to various information fed back by a loading area;
when the no-load truck enters a certain loading area under the guidance of the LED guide board, the no-load truck slowly drives into the lower part of the bulk loader, the wagon balance firstly carries out no-load weighing on the no-load truck, at the moment, aggregate and gravel are conveyed to a feed opening through a conveying belt, a blanking dust collector is assembled at one side of the blanking port, the outlet of the blanking port is connected with a radar level gauge, aggregate and gravel enter the buffer bin through the blanking port and then enter the bulk loader through the buffer bin, the bulk loader loads the no-load truck, after the front section of the no-load truck is filled to form the heavy-load truck, the distance measuring instrument prompts the heavy-duty truck to move forwards to another loading position through the loudspeaker, the process is repeated, whether the heavy-duty truck is full can be prompted through the display screen, after the heavy-duty truck is filled with aggregates and gravels, the heavy-duty truck is subjected to heavy-duty weighing through a wagon balance, and all control points of the loading equipment are centrally controlled through a central control room;
the full-automatic control flow matched with the devices is as follows:
i, ordering:
(1) a customer makes an appointment for a goods picking service in advance through a webpage version or a WeChat client, and inputs the expected extracted material loading type, the license plate number of a transport truck, the driver identity card number and the carrying capacity of the transport truck into each system of a central control room;
(2) before the transport truck arrives at the in-and-out area, the customer can modify the information in the step (1) if the customer needs to change the information, and each system of the central control room automatically records the change process;
(3) after the reservation is successful, sending a verification password of the business card taken by the factory to the client, wherein the verification password is a verification code, a two-dimensional code or a bar code;
II, self-service card taking in factory:
(4) the driver gets the service card after the verification password is successfully verified, the service card records the identity information and the goods taking information of the transport truck and prints a material taking receipt, and the material taking receipt records the loading position information, the reservation information and the identity information;
(5) if the goods picking service is not reserved in advance through a webpage version or a WeChat client, the corresponding service can be handled manually in an invoicing room;
III, self-service card swiping and entering a factory:
(6) the method comprises the steps that a driver uses a taken service card and inducts to swipe the card into a factory through a factory entrance channel of an entrance guard license plate recognition system, the card is remotely read, namely, a no-load truck arrives at a card swiping area, the driver does not need to get off the vehicle, information recognition is carried out on the no-load truck while swiping the card, if the information recognition is consistent, the driver enters the factory, an automatic barrier gate lifting rod enters the factory, a camera enters the factory to shoot the no-load truck, and the camera is stored in a control computer of the entrance guard license plate recognition system;
and IV, self-service loading at a loading equipment position of the specified loading area:
(7) the empty-load trucks enter the factory and arrive at the loading area to wait for loading according to vehicle queuing information on the LED guide board of the loading area, loading positions appointed on the order and an identification route of the loading area, and when a traffic light in front of loading equipment of the loading area is a green light and no vehicle exists on a wagon balance, the empty-load trucks enter the warehouse to be loaded;
(8) the driver drives the no-load truck to the wagon balance and stops the truck below the feed opening, in order to prevent the wagon balance from being pressed, infrared detectors are arranged at two ends of the wagon balance, when the infrared detectors detect abnormality, the no-load truck cannot be loaded, and the process is prompted through a display screen of loading equipment;
(9) a driver inserts the service card into a card-inserting electricity-taking device, a DCS (distributed control system) configured in a central control room can automatically identify whether materials to be loaded in the service card are consistent with materials of loading equipment, if so, a display screen displays the license plate number, the loading variety and the pre-loading quantity of the truck, and if not, the driver is prompted to make an error;
(10) the empty truck dead weight weighing program is started through the central control room under the abnormal condition, a driver presses a weighing button of a wagon balance to start weighing, a display screen displays the empty truck dead weight information and prompts the driver after weighing is finished, meanwhile, the loading equipment sends a signal that the empty truck is ready for loading to the DCS, and the DCS judges whether to permit loading according to the condition of the bulk loader after receiving the signal;
(11) when the DCS system allows loading, the driver is prompted to start loading through the display and voice, when the driver presses a loading button of the bulk loader, a loading instruction is sent to the DCS system, and the DCS system controls the bulk loader to start feeding;
(12) when the wagon balance shows that the weight of the ordered truck loading is reached, the DCS system controls the bulk loader to stop feeding, a wireless handheld remote controller is arranged at the position of the bulk loader, and the wireless handheld remote controller is provided with a start-stop button, so that a driver can check the loading condition in real time and move the truck properly according to field monitoring under the condition of not getting off the truck;
(13) after the quantitative loading is finished, the loading weight is displayed on a display screen, and a driver is prompted to finish the loading of the heavy-duty truck in time;
(14) the driver pulls out the service card and returns the wireless handheld remote controller to the original position, and simultaneously sends a loading completion signal to the DCS;
(15) after the heavy-duty truck completely drops the wagon balance, the red light at the entrance can be changed into the green light;
(16) the wireless handheld remote controller can be charged in time when being arranged on the base, and meanwhile, the card-inserting electricity-taking device also comprises a start-stop button;
printing a pound order to leave a factory:
(17) the driver drives the heavy-duty truck to the factory;
(18) the card collecting machine is used for collecting the service card and printing the pound bill, and a DCS (distributed control system) configured in the central control room deducts account cost according to the actual weight;
(19) and if the truck is not available, the delivery road gate is automatically opened after the truck is taken in, and the driver drives the heavy-duty truck out of the factory.
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