Vehicle charging method and device and electronic equipment

The invention provides a vehicle charging method and device and electronic equipment, and relates to the technical field of vehicle charging, and the method comprises the steps that a mechanical arm is driven to drive a charging gun head to move left and right in a horizontal direction, an acquisition module on the charging gun head is controlled to shoot a plurality of initial images, and the acquisition module comprises a monocular camera; the outline of the vehicle charging port and the three-dimensional coordinates of a marker arranged on the vehicle charging port are identified based on the initial images; according to the three-dimensional coordinates, the mechanical arm is driven to drive the charging gun head to move to the position in front of the vehicle charging port, so that the charging gun head coincides with the horizontal central axis of the vehicle charging port; the mechanical arm is driven to drive the charging gun head to be inserted into the vehicle charging port to charge the vehicle, th