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FQF Weighing control system

The weighing control system is an intermediate silo made of metal material, directly suspended on the weighing module of the weighing system, and otherwise cannot have any connection with the outside world. In this case, the gravity signal received by the weighing module mainly comes from the weight of the feeding device itself and the weight of the material in the device. The weight of the feeding device can be removed by zero calibration on the weighing system, thus reflecting only the weight of the material.

Product details
020-34563445
Feeding system includes raw material storage, transportation, weighing ingredients, dust removal, material mixing, packaging and filling and other equipment, involving powder, granular, block, sheet and liquid and other materials, in the system structure using small and medium-sized distributed control system, to achieve decentralized control, centralized management problems. The upper machine and the lower machine are relatively independent, with manual, automatic and semi-automatic switching functions. When online, they can communicate with each other according to specific protocols. When offline, a single scale can independently realize closed-loop process control. The upper computer is far away from the operation site, which improves the stability of the system and improves the working environment of the operator. The lower machine is selected with programmable controller, which has strong anti-interference ability, simple programming and easy to master, and can run reliably in harsh environment for a long time; PID adjustment can improve the batching accuracy of the system, and can set the best working switch timing according to the production requirements, and automatically modify the material ratio.

The feeding device is generally an intermediate silo made of metal material, directly suspended on the weighing module of the Weighing system, and otherwise cannot have any connection with the outside world. In this case, the gravity signal received by the weighing module mainly comes from the weight of the feeding device itself and the weight of the material in the device. The weight of the feeding device can be removed by zero calibration on the weighing system, thus reflecting only the weight of the material. However, in the actual use process, no matter what kind of Feeder is used to feed the feeding device, it is a dynamic weighing process. For powdered light materials, this impact force can be approximately regarded as a fixed value when it does not change the feed flow of the feeder, and this value can be manually set and modified in the weighing control system, and more accurate data can be obtained through several experiments, so that the weighing result can be more accurately controlled.

Main functions and advantages of weighing control system:

1, the proportioning scale has the automatic proportioning control function of various solid materials in the formula, and the hand feeding control function.

2, with the liquid scale weighing liquid control function.

3, with flow meter liquid control function.

4. Timing control function for dry mixing and wet mixing discharge of the mixer.

5, the system to establish a set of advanced security mechanism and user rights management system, and auxiliary database security mechanism to ensure the security of software system data.

6, the use of hybrid computer system design, stronger fault tolerance, high reliability.

7, equipped with perfect special batching software, the system is stable, high degree of intelligence.

8, optional function: with formula import function.

9. Optional function: Support production data upload.

Filling system Perfect batching production information management system:

1, formula management: formula input, storage, modification and deletion.

2. Production management: order issuing, execution and raw material demand statistics.

3. Raw material management: add and delete raw materials.

4, alarm management: alarm record, view and delete.

5, system parameters: mixing time, point time, closing time, drop compensation and silo, scale hopper, mixer, small hopper, spray and other hundreds of parameters for artificial setting, modification and storage.

6, production data: you can add, delete, view the original production data.

7, report statistics: provide a variety of forms of various types of production reports, can meet the query requirements of different departments, all forms are provided Excel file format download.

8. User management: manage the rights of system users; Data backup and recovery functions.

Application of liquid pumping and mixing batching system
The batching system adopts dual CPU to form a redundant system, and the STEP7MicroWin V4.0SP6 programming software provided by Siemens is used as the man-machine interface to write debugging programs and download programs. The PC and PLC experimental machine are connected by a PC/PPI cable for communication, and the corresponding parameters are set.
Weighing and mixing machine in powder dosage system application program
The whole automatic batching system consists of industrial control machine, PLC, industrial weighing instrument, frequency converter, vibration motor, mixer, sensor, conveyor belt and other parts.
Application of weighing device in automatic glue dosage system
The automatic dosing system can realize the full automatic control of the glue making, glue delivery and glue using process. According to the pre-set ratio and process, the deviation in the dosing process is monitored through the screen, and the dosing ratio behind is corrected according to the ratio of the formula, so as to ensure the accuracy of the formula.
Application of weighing modules in large storage tanks
Weighing modules can be used as storage and irrigation materials in and out of the warehouse measurement, can also be used for process flow control, in general, according to the shape of the tank and the installation of different ways to choose 3 or 4 weighing modules to complete, especially suitable for chemical plant production process quantitative feeding system occasions to use.
Application Design of Weighing Mixer
Weighing and mixing machine through PLC to control the frequency converter, so that the speed motor drives the metering screw according to the set speed running down the material. The whole weighing and dosing system can be divided into small material weighing, large material weighing and micro material weighing. It adopts the way of uniform speed feeding, and the way of decreasing speed feeding is adopted in the low speed stage.
Automatic Powder Batching System
Batching system in the field of powder processing and treatment, the leading technology of powder processing equipment absorbed and optimized in the weighing and mixing machine in accordance with the production instructions and formulas, a variety of materials will be placed, transported to the set station, using automatic walking weighing mechanism, a variety of materials accurately and proportionally added to the barrel.
Reactor feeding and dosage system realization
Reaction kettle feeding dosage system through the explosion-proof electronic weighbridge direct collection of weight signals, automatic control of weighing, the operator through the keyboard or the mouse in the upper computer human-machine interface (HMI) on the input charging information (charging type, weight, etc.), monitoring the whole process of charging control, printing the results of the charging and production reports, to achieve the process of charging the measurement and control of the integration of the management, is not lost as a practicable and effective method.
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