Cup holder for a beverage vending machine

A cup holder designed to be mountable in a beverage vending machine to support an individual cup in a filling station and/or in a picking station;

• the cup holder having a vertical axis, the cup holder comprising:
• a housing;
• a cup retention device, which is supported by the housing and defines a cup retention area designed to be occupied by a cup when the cup is supported by the cup retention device;
• and
• an electric actuator, which is kinematically coupled to the cup retention device through a transmission to operate the cup retention device so as to adapt a dimension of the cup retention area to a dimension of the cup;
• wherein the transmission is arranged inside the housing and comprises a power input projecting outside the housing;
• wherein the electric actuator comprises a power output and is mounted on the housing via a quick engagement/disengagement device designed to allow the power input and the power output to be quickly mutually coupled and uncoupled so as to enable the electric actuator to be mounted and dismounted to/from the housing.