Chongqing Tobacco Company Digital Warehouse Management Case

At present, the tobacco industry "No. 1 Project" ("Industrial Cigarette Production and Management Decision Management System" is widely known in the industry) has been basically completed, and the second phase of work has been carried out nationwide. As the work progressed, some problems that need to be solved gradually emerged. First of all, it is an unusually large and cumbersome task to unify the management of cigarette information across the country. In addition to the information tracking of cigarettes, it is necessary to confirm the information in multiple links. Second, the traditional bar code system has obvious shortcomings. If it is easy to pollute, break, need to stop waiting for scanning one by one, etc., the batch reading efficiency is not high enough to meet the fast and accurate demand. How to solve these problems? Practice has shown that the application of RFID technology in automatic identification technology can play a huge role here.
Application demand Chongqing Tobacco Company is one of the leading enterprises in the municipality. The city has 2,470 tobacco professional cooperatives. At present, Chongqing's annual tobacco consumption has reached 40 billion (800,000 cases). The company's leadership began in 2003. Its operating system has undergone drastic innovation. After three years of hard work, the company ranks among the top three in the top 50 industrial and commercial enterprises in the city, and the top 30 in the top 30 business and trade enterprises.
The traditional operation mode of China's tobacco industry is to collect orders and then process them in a unified manner. The drawbacks of this model include the inefficiency of delivery products, the pressure on inventory management, and the fact that the delivery time lags behind the customer's order, which will affect the goods. In the circulation of the market, there may be a shortage of goods. Based on this situation, Chongqing Tobacco's reform idea is to establish a real-time rolling order processing system, and the backbone of this system is a modern logistics distribution center equipped with a unified call center.
In 2006, Chongqing Tobacco Co., Ltd. cooperated with Weishen Technology to adopt RFID technology and apply digital management system to carry out the overall integration of warehouse management, which is the digital warehouse management system of tobacco commercial enterprises.
Through this system, the company strives to meet the requirements of the distribution operation mode in modern logistics, calmly respond to large-scale busy logistics and distribution work, ensure high-quality data exchange in the supply chain, and at the same time through the tracking solution from the enterprise production line and in the supply chain. Enhance its transparency, effectively curb or even eliminate the extracorporeal circulation, and play a huge role in the management of tobacco monopoly.
application solution
In this case, the application scheme of RFID technology in Chongqing Tobacco Company's digital warehouse management work is shown in Figure 1. Key technologies include: radio frequency identification technology, palletized digital management and RFID forklift applications.
The application advantages of radio frequency identification (RFID) technology to all walks of life in society are obvious to all. It is easy to read, fast in recognition, large in data capacity, long in service life, wide in application range, and better in security. Tag data can be dynamically changed and dynamic real-time communication is possible.
Today's pallet management has become an inevitable trend in tobacco finished goods logistics. As a basic digital management unit, pallets are embedded with electronic tags on the pallets, which not affects the appearance quality of the goods, but also increases the overall number of digitized units of the goods, facilitating the accurate digital management of large quantities of goods. The application of electronic tags in the logistics distribution center is realized based on digital warehouse management application software, computer wireless network technology, and modern logistics stereo elevated warehouse ideas. The advantages of palletized digital management are: high operating efficiency, low breakage rate in the logistics process, and the need to adapt to the mechanization and automation of the operation process.
For the special application environment of tobacco logistics, RFID forklift is the best choice (as shown in Figure 2). Through the RFID forklift, the antenna can be closer to the position of the tag when receiving and dispatching, improve the reading performance, and can continuously track the whole process of the pallet instead of discrete tracking. In addition, with the corresponding warehouse management system, single-step can be realized. Job control, eliminate manual intervention, improve work efficiency, improve and strengthen management, and master detailed inventory and distribution in real time.
Application process
System hardware includes: RFID tags, fixed read/write devices, handheld read/write devices, and RFID forklifts. Among them, the fixed reading and writing device is applied to an automatic stacker, a conveyor, a hoist, and the RFID reader transmits the read pallet information to the PLC for corresponding processing; the handheld reading and writing device is used for manual stacking. First, the tray information is read first, then the bar code information on each cigarette piece is read one by one, and the information is uploaded to the system for association in the database; the RFID forklift is used for modification, and is read by the RFID reader Tray information, then use the wireless scanner to scan and remove the bar code on the cigarettes one by one, upload all the data to the system, update the database, the scene is shown in Figure 3. In terms of software, the RFID digital warehouse management system adopted by Chongqing Tobacco Company includes the receiving management system, the warehouse business management system, the pallet storage management system, and the interface service middleware.
Storage: When the goods enter the warehouse through the infeed conveyor, the information of each pallet is written into the pallet through the input port reader, and then the shipping position is calculated by the computer storage management information system, and the inventory instruction is sent to the forklift truck through the network system. The system is stored to the appropriate location as required.
Out of the warehouse: The forklift receives the shipping instructions and forks the palletized goods to the designated location. The forklift front forklift reader reconfirms the accuracy of the pallet cargo, and then sends the palletized goods to the delivery port conveyor. The delivery port reader reads the pallet label information accurately and verifies the shipment without errors.
Effectiveness analysis
RFID technology has been applied reasonably throughout the solution, and data concentration issues have become very easy and easy to implement. Although this case introduces the RFID technology application of tobacco production enterprises in the storage and retrieval of goods, it is widely used that if RFID technology is extended to a complete supply chain system, cigarettes can be further tracked and automatically recorded. The real situation of each link in the supply chain. These detailed information can be directly controlled by the national and local cigarette management departments through the computer network system, thus providing comprehensive, detailed, accurate and timely decision-making basis for the national bureau's macro-control and decision-making.
Practice has proved that the production operation system of Chongqing Tobacco Commercial Distribution Center has achieved remarkable success and economic benefits in the industry. Chongqing Tobacco is planning to extend this successful system to the sub-centers of each district and county in order to realize a comprehensive manufacturer digital pallet. The intermodal transport is ready. The relevant person in charge of Chongqing Tobacco Cigarette Logistics Branch said: "RFID technology as an effective technical means to link the production terminal facilities of enterprises with existing information systems, organically integrates the production, logistics system and IT system of the enterprise, greatly Improve production efficiency and enhance corporate competitiveness.

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