How to distinguish the coin vending machine, and the articles

Now in a second-tier cities, used the vending machine should be only the old, the vending machine is the kind of machine directly after the COINS out items. Now, of course, the vending machine also supports WeChat pay and pay treasure to pay. Vending machines in the now life actually very common, many subway tickets are ticketing, more advanced train ticket can be automatically, then, the principle of vending machines do you know, how to recognize COINS, how come out items? 'coin recognition set induction coil, based on the material, size, and other elements of the coin to induction and proven false. Different materials have different magnetic field changes, can through the electronic technology analysis, detection and recognition, more advanced detection can also use the spectrum analysis. If the coin is false will be pop up, really coin would fall into the store. Coin recognition technology is the core of memory probes, identification index are: diameter, material, thickness when the vending machine to buy commodity money, will be in the items to each machine have a miniature computer, controls the corresponding items stored in the motor, after received orders will rotate the motor launch items. When items dropped items will through 10 detection system of the infrared beams. This time the whole selling process is over. The above is to tell you about traditional vending machine coin recognition technology and goods delivery process. Modern vending machine type, structure and function of type of goods sold, covering the wider range of categories in any drinks, snacks, adult supplies, fruit or fresh, selling things also is varied, contains almost daily in the life, all can through the vending machine sales. Payment from the beginning of coin mode, to the bank card payment, and then development to today's WeChat, pay treasure, or a wing payment and other payment, vending machine operation mode become diverse. A vending machine covers an area of only need 1 - 5 square metre. Compared to traditional retail stores, the labor cost of maintenance operation cost and need very little. Used to store normal operation need to eight people, now a person can be responsible for 8 stores, and can realize 24-hour business. In the United States, the vending machine and the proportion of the number of convenience stores for spake, every 50 to 60 people, Europe is every 50 to 120 people. In Japan, the average 25 people have a vending machine. At present, China's size is about 200000 vending machines, relative to the population of our country has 1. 3 billion countries, the number is trivial. Per 500 people have a vending machine, China has millions of Taiwan market gap. Many large and medium-sized cities in our country has become a emerging market of vending machines, potential and future development direction will be bright.