Additive manufacturing transport devices

1. A transport device for an additive manufacturing system, comprising:

a build platform;

a first volume configured to receive a build material; and

a second volume separate from the first volume, the second volume located above the first volume, bounded in part by the build platform and configured to contain an object built on the build platform;

the transport device configured to be received by a 3D printer of the additive manufacturing system for building the object on the build platform in the second volume; and

the transport device configured to be received by an extracting and supply device for extracting the object from the second volume and supplying the build material to the first volume.

2. An additive manufacturing system, comprising:

a transport device of claim 1 ;

a 3D printer configured to receive the transport device and to build the object in the second volume of the transport device from a build material in the first volume of the transport device; and

an extracting and supply device configured to receive the transport device, to extract the object from the second volume of the transport device, and to supply the build material to the first volume of the transport device.

3. The additive manufacturing system of claim 2 , wherein the transport device is configured to exchange information for a build process between the 3D printer and the extracting and supply device.

4. The additive manufacturing system of claim 3 , comprising a build material in the first volume and wherein the transport device includes a memory storing a batch ID associated with the information for the build process.

5. The additive manufacturing system of claim 3 , comprising a database storing information for the build process, and wherein:

the transport device includes a memory storing a batch ID associated with the information for the build process,

the 3D printer is configured to obtain the batch ID from the transport device and to access the database using the batch ID, and

the extracting and supply device is configured to obtain the batch ID from the transport device and to access the database using the batch ID.

6. The additive manufacturing system of claim 5 , comprising a first data communication link between the database and the 3D printer and a second data communication link between the database and the extracting and supply device, and wherein:

the 3D printer is configured to send the information for the build process to the database and to retrieve the information for the build process from the database via the first data communication link, and

wherein the extracting and supply device is configured to send the information for the build process to the database and to retrieve the information for the build process from the database via the second data communication link.

7. The additive manufacturing system of claim 5 , wherein the database is located remote from one or both of the 3D printer and the extracting and supply device.

8. The additive manufacturing system of claim 3 ,

wherein the information to be provided from the extracting and supply device to the 3D printer comprises:

properties of the build material supplied to the first volume of the transport device,

a mixing rate of the build material in the first volume of the transport device, the mixing rate indicating a ratio of fresh build material and used build material,

a fill level of the build material in the first volume of the transport device, or

a position of a mechanical component in the transport device when leaving the extracting and supply device, or

wherein the information to be provided from the 3D printer to the extracting and supply device comprises:

a batch ID,

geometrical properties of the built object,

remaining unused build material,

time of build, or

print mode parameters including parameters related to a post-processing of the built object in the extracting and supply device.

9. The additive manufacturing system of claim 2 , wherein

the 3D printer and the extracting and supply device are disposed spaced apart from each other, and

the transport device is movable between the 3D printer and the extracting and supply device.

10. The additive manufacturing system of claim 9 , wherein

the 3D printer is disposed at a first location, the first location comprising an environment having a first level of contamination,

the extracting and supply device is disposed at a second location, the second location comprising an environment having a second level of contamination, and

the first level of contamination is lower than the second level of contamination.

11. The additive manufacturing system of claim 2 , wherein the extracting and supply device is to perform

an operation to remove unused build material from the first volume of the transport device,

an operation to mix the unused build material from the first volume of the transport device with a fresh build material,

an operation to supply the mixed build material to the first volume of the transport device,

an operation to anneal the object in the second volume of the transport device,

an operation to unpack the annealed object from the second volume of the transport device, or

an operation to regain unused build material from the second volume of the transport device.

12. The transport device of claim 1 , comprising:

a bottom;

sidewalls extending up from the bottom;

the build platform positioned within the sidewalls; and

the second volume bounded at least in part by the build platform and the sidewalls.

13. The transport device of claim 12 , wherein the bottom and the sidewalls define a compartment divided by the build platform into the first volume below the build platform and the second volume above the build platform.

14. The transport device of claim 13 , wherein:

the build platform comprises a movable build platform;

downward movement of the build platform expands the first volume and shrinks the second volume; and

upward movement of the build platform shrinks the first volume and expands the second volume.

15. The transport device of claim 13 , wherein a sum of the first volume and the second volume remains constant throughout a full range of motion of the build platform.

16. A method, comprising:

placing a transport device in an extracting and supply device;

supplying a build material to a first volume of the transport device; then

moving the transport device with the build material in the first volume to a 3D printer;

the 3D printer building an object in a second volume of the transport device above and separate from the first volume using build material in the first volume of the transport device; then

moving the transport device to the extracting and supply device; and

extracting the object from the second volume of the transport device.

17. The method of claim 16 , wherein

moving the transport device to the 3D printer comprises providing information for a build process from the extracting and supply device to the 3D printer, and

moving the transport device to the extracting and supply device comprises providing information for the build process from the 3D printer to the extracting and supply device.

18. A transport device for an additive manufacturing system, comprising:

a build platform;

a first volume bounded n part by the build platform and configured to receive a build material; and

a second volume separate from the first volume, the second volume bounded in part by the build platform and configured to contain an object built on the build platform;

the transport device configured to be received by a 3D printer of the additive manufacturing system for building the object on the build platform in the second volume; and

the transport device configured to be received by an extracting and supply device for extracting the object from the second volume and supplying the build material to the first volume.

19. The transport device of claim 18 , comprising:

a bottom;

sidewalls extending up from the bottom;

the build platform positioned within the sidewalls; and

the second volume bounded at least in part by the build platform and the sidewalls.

20. The transport device of claim 19 , wherein the bottom and the sidewalls define a compartment divided by the build platform into the first volume below the build platform and the second volume above the build platform.