Fully Parametric 3D Printer CoreXY "HyperQbert"

thingiverse

It appears that you have provided a list of changes made to a 3D printing model over time. The changes are listed in chronological order, with the most recent updates at the end. Here is a summary of the changes: 1. **December 28, 2016**: Support for NEMA14 and NEMA23 motors was added. 2. **December 29, 2016**: Support for aluminum profiles 1515 and 4040 was added. 3. **January 11, 2017**: Fixes were made to ZBearingMount and YEndStopMount, and an extra strong version of the ZCarriage was added. 4. **January 12, 2017**: Screw slot holes were added to ZMotorMount, and a camera mount for Logitech C270 webcam was added. 5. **February 3, 2017**: A door magnet clamp holder was added, and the spool holder arms were lengthened. 6. **February 17, 2017**: Support for aluminum profile 2525 was added. 7. **April 8, 2017**: Optional X carriage extruder parts were added. 8. **September 11, 2017**: Fixes were made to the water-tightness of the XYMotorMounts. 9. **September 24, 2017**: The XYMotorMounts were made stronger. 10. **November 20, 2017**: Bugfixes and updates were made to various parts, including the addition of markings on carriage clamps. 11. **February 26, 2018**: Optional holder for LJ12A3-4-Z Proximity sensor was added, and support for bearing types LM8LUU, LM10LUU, and LM12LUU was added. 12. **October 10, 2018**: Optional hinge with screw as axle and XCarriage with cable hole were added. 13. **July 7, 2019**: The model was updated to take into account the length/width of hammernuts when calculating hole distance of XYIdler. 14. **August 31, 2019**: The model was updated to allow for a bigger distance between micro switch mount holes. 15. **September 8, 2019**: Bearings LM6UU and LM6LUU were added. These changes suggest that the 3D printing model has undergone significant updates over time to improve its functionality, strength, and compatibility with various components.