A positioning method for a device, characterised by: obtaining, by an augmented reality device, a first position of an identifier in a virtual coordinate system by scanning the identifier set on a surface of a positioned device; obtaining, by the augmented reality device, a second position of the identifier on the surface of the positioned device, wherein the second position of the identifier on the surface of the positioned device is a position of the identifier relative to the positioned device in a real coordinate system; and determining, by the augmented reality device, a position of the positioned device in the virtual coordinate system based on the first position and the second position; wherein before determining, by the augmented reality device, the position of the positioned device in the virtual coordinate system based on the first position and the second position, the method further comprises: obtaining, by the augmented reality device, a preset model, wherein the preset model is used to record a position relationship between the positioned device and the identifier; and wherein obtaining, by the augmented reality device, the second position of the identifier on the surface of the positioned device comprises: obtaining, by the augmented reality device, the second position on the basis of the preset model; wherein after determining, by the augmented reality device, the position of the positioned device in the virtual coordinate system based on the first position and the second position, the method further comprises: determining, by the augmented reality device, the position of any one of positioned devices relative to other positioned devices in the virtual coordinate system. obtaining, by an augmented reality device, a first position of an identifier in a virtual coordinate system by scanning the identifier set on a surface of a positioned device; obtaining, by the augmented reality device, a second position of the identifier on the surface of the positioned device, wherein the second position of the identifier on the surface of the positioned device is a position of the identifier relative to the positioned device in a real coordinate system; and determining, by the augmented reality device, a position of the positioned device in the virtual coordinate system based on the first position and the second position; wherein before determining, by the augmented reality device, the position of the positioned device in the virtual coordinate system based on the first position and the second position, the method further comprises: obtaining, by the augmented reality device, a preset model, wherein the preset model is used to record a position relationship between the positioned device and the identifier; and wherein obtaining, by the augmented reality device, the second position of the identifier on the surface of the positioned device comprises: obtaining, by the augmented reality device, the second position on the basis of the preset model; wherein after determining, by the augmented reality device, the position of the positioned device in the virtual coordinate system based on the first position and the second position, the method further comprises: determining, by the augmented reality device, the position of any one of positioned devices relative to other positioned devices in the virtual coordinate system. obtaining, by the augmented reality device, a preset model, wherein the preset model is used to record a position relationship between the positioned device and the identifier; and wherein obtaining, by the augmented reality device, the second position of the identifier on the surface of the positioned device comprises: obtaining, by the augmented reality device, the second position on the basis of the preset model; wherein after determining, by the augmented reality device, the position of the positioned device in the virtual coordinate system based on the first position and the second position, the method further comprises: determining, by the augmented reality device, the position of any one of positioned devices relative to other positioned devices in the virtual coordinate system.