New z-Motor-Holder for the Velleman K8200 or 3Drag

The original holder for the z-Axis-Stepper-Motor is a plain aluminium bracket. This bracket let the motor move a bit in z-Axis direction. This movement causes wiggles on the z-Axis of printed objects, because some layers gets compressed and others expanded a bit.

With the new motor holder these wiggles are gone :)

The original inspiration came from a post from "edirol" in the Velleman support forum. Thanks to him. I redesigned it in openSCAD because i wanted to use M3 nuts and bolts to as