Promega Triple Z Axis modification

thingiverse

Modification to replace the original Z axis design with a triple leadscrew design allows for auto tramming and true auto compensation. This is an involved modification that demands exceptional workmanship and accuracy to fully realize the advantages of a triple leadscrew design Z axis. Refer to the PDF for detailed instructions. A well-tuned printer is required. Images show optimal part orientation for printing. Everything prints without support, except as noted below. Print the following with 1mm walls and 20% infill in your preferred material: 2 - FrontRailTemplate 2 - 15x15to12Template 1 - StepperMountTemplate 1 - RearStepperMountTemplate Print the following with 2.5mm walls and 70% infill in PETG, ABS, or PETG with carbon fiber: 2 - Z_Platform_Mount 1 - Z_Platform_Mount_Rear NOTE: The bearing mounts have been removed from the assembly, as they cause more issues than they solve. Print the following with 2mm walls and 20% infill in your chosen material: 4 - Foot If using an optical endstop for the Z axis, print the following with 1.5mm walls, 20% infill, and support: 1 - Z Axis Optical Stop Housing 1 - Z Axis Optical Flag Good luck! Let me know if this modification improves your printer's performance. I'll do my best to assist you through challenging spots, although help may be delayed due to a day job. Regards.