The utility model discloses an automatic charging device of an energy storage module. The device comprises a support, a charging electrode set, a small electrode set, a jacking device and a proximityswitch, the charging electrode set and the proximity switch are installed on one side of the support, the small electrode set is installed on the other side of the support, the small electrode set isinstalled on the jacking device, and the small electrode set is pushed by the jacking device to move up and down. According to the utility model, the automatic charging device of the energy storage module receives the storage in-place signal of the energy storage module; the energy storage module management system is automatically controlled to be started through the control system, then the energy storage module starts to be charged, the automatic charging process of the energy storage module is achieved, and therefore the automatic charging function of the energy storage module in the intelligent charging system of the new energy electric vehicle is achieved. The automatic charging device for the energy storage module is reasonable in structural design, convenient to install and maintainand high in signal response speed, and can be directly applied to storage and automatic charging of the energy storage module in an intelligent charging system of a new energy automobile.