3018 CNC upgrade spindle mount V2

15.01.2020:

Updated a new version that lets the threaded rod coupler go into the spindle mount, to get full movement on the Z axis. Also made the clamping part for the spindle a little bit longer to prevent movement in the holder.

Upgraded my 3018 CNC machine with a 500 watt 50mm spindle. And needed a new mount for it. As this motor is quite alot bigger, and longer, I decided to make a mount that lifts the spindle 10mm higher, not to loose work area :-)

All the stock hardware is used, l