For desk lamps that mount using a post and clamp. This design uses a 70mm M4 socket cap screw and nut, but the design can be adapted in Onshape. Works best when the weight of the lamp is away from the screw.
Atomic Filament Impact Modified white PLA and ColorFabb Black PLA/PHA*
*affiliate link
Desk_Lamp_Mount_-_Bottom.stl | 94.4KB | |
Desk_Lamp_Mount_-_Top.stl | 178.8KB |