OPTIMIZING PRINT PROCESS PARAMETERS IN 3D PRINTING
A process of optimizing a 3D printing process parameters and a processor control system for executing the process including parsing computer numerical control code for printing a 3D object into a plurality of chunks, determining a process value for each of the plurality of chunks, selecting a scaling factor, and adjusting a paired process parameter in the computer numerical control code for each of the plurality of chunks based on the scaling factor.
1 . A process of optimizing 3D printing process parameters, comprising:
parsing computer numerical control code for printing a 3D object into a plurality of chunks;
determining a process value for each of the plurality of chunks;
selecting a scaling factor; and
adjusting a paired process parameter in the computer numerical control code for each of the plurality of chunks based on the scaling factor.
2 . The process of claim 1 further comprising, wherein the scaling factor is selected by comparing the process value to an ideal value to determine the scaling factor.
3 . The process of claim 2 , wherein the plurality of chunks is defined by a time period, the process value is an average velocity of a print head and the ideal value is an ideal velocity of the print head.
4 . The process of claim 3 , wherein the paired process parameter is a nozzle temperature.
5 . The process of claim 4 , wherein the nozzle temperature is adjusted in a previous chunk to a later chunk for which the process value is determined.
6 . The process of claim 3 , wherein the paired process parameter is a feed rate of a filament.
7 . The process of claim 3 , wherein the time period is defined by at least one of a specified time period and a period for printing a given layer.
8 . The process of claim 2 , wherein the plurality of chunks define a geometry of the 3D object, the process value is an average velocity of a print head and the ideal value is an ideal velocity of the print head.
9 . The process of claim 8 , wherein the paired process parameter is a feed rate of a filament.
10 . The process of claim 1 , wherein the plurality of chunks is defined by a number of segments and the process value is a proximity metric defined by a distance from an origin per the number of segments and the paired process parameter is adjusted based on the proximity metric.
11 . The process of claim 10 , wherein the paired process parameter is a fan power.
12 . The process of claim 10 , wherein the paired process parameter is an ideal velocity of a print head.
13 . A system for printing a 3D object, comprising:
a print head carried by an x-y carriage, including a heated nozzle and a feed motor; and
a processor control system, wherein the processor control system includes executable code to:
parse computer numerical control code for printing a 3D object into a plurality of chunks, wherein the 3D object is printed with the print head;
determine a process value for each of the plurality of chunks;
select a scaling factor; and
adjust a paired process parameter in the computer numerical control code for each of the plurality of chunks based on the scaling factor.
14 . The system of claim 13 , wherein the processor control system further includes executable code to: compare the process value to an ideal value to determine the scaling factor, wherein the plurality of chunks is defined by a time period, the process value is an average velocity of the print head in a given direction and the ideal value is an ideal velocity of the print head in the given direction.
15 . The system of claim 14 , wherein the paired process parameter is a nozzle temperature of the heated nozzle.
16 . The system of claim 14 , wherein the processor control system further includes executable code to: compare the process value to an ideal value to determine a deviation, wherein the plurality of chunks define a geometry of a 3D printed object, the process value is an average velocity of the print head and the ideal value is an ideal velocity of the print head.
17 . The system of claim 14 , wherein the paired process parameter is a feed motor power supplied to the feed motor.
18 . The system of claim 13 , wherein the plurality of chunks is defined by a number of segments and the process value is a proximity metric defined by a displacement from an origin per the number of segments.
19 . The system of claim 18 , wherein the system further comprises a fan and the paired process parameter is a fan power supplied to the fan.
20 . The system of claim 18 , wherein the paired process parameter is a velocity of the print head.