Automatic picking and boxing method and system capturing three-dimensional images of a plurality of images on a first platform according to a three-dimensional image capturing device by a control apparatus

Provided is an automatic picking and boxing method, which includes: having a control apparatus to capture three-dimensional images of a plurality of objects on a first platform by using a three-dimensional image capturing device; having the control apparatus to acquire an identifier and a three-dimensional image of the taken object from an identifier capturing device and the three-dimensional image capturing device; calculating the volume of the object according to the three-dimensional image, and controlling the mechanical arm to place the object in a blank storage area on a second platform; repeating the aforementioned; when the control apparatus determines that an object included in an order is placed on the second platform according to the object placed on the second platform, selecting a most appropriate packaging box according to the volume of the object included in the order, fetching the object included in the order from the second platform, and placing the object into the packaging box.