Vending Machines with Built-in Coin Recognizing Mechanism (2024)

Providing items of everyday use like coffee, tea, snacks, health drinks etc. vending machines have certainly made human life a bit easier and less tiring. Operating these machines is also very stress-free, a customer just has to select the item required and insert a coin. The selected item is then delivered out of the machine in no time.

Human can easily recognise coins but for machines the same task turns to be quite troublesome. As far as the humans are concerned, they can see a coin, analyse its weight, and feel the material and other physical features. But machines are incompetent of accomplishing this job. Therefore, such machines have a special mechanism for identifying coins so as to avert thefts of items from the machine. Many a times it happens that people try getting items from vending machines by slotting in plastic or fake coins, metal pieces etc; this is indeed a serious issue and can be fixed only by having a fine secure coin recognizing mechanism.

Vending machines make use of a different mechanism to identify coins. A vending machine can effortlessly distinguish the diameter and weight however this cannot foil the fake coins. For discovering fake coins, which are generally built from low-priced materials, machines make use of a substantial magnetic field mechanism. As soon as the coin is inserted into the machine, they get exposed to a magnetic field signaling the kind of material bearing the coin. As all metals have a dissimilar magnetic signature, it becomes easier to distinguish a steel coin can from that of a silver coin. Therefore using such contrivance, coins are effortlessly recognised by the vending machines.