3D Printed Enclosure for the DSP Laser Controller Keypad

Posted by admin on November 11, 2011

The DSP laser controller keypad arrives without a housing.  The edges of the pcb are exposed, so they will be visible unless flush mounted.  Using Solidworks and the 3D printer, I quickly threw together and made an angled housing for the keypad.  The housing needs to be printed in 2 halves.  The halves capture the keypad pcb and hold it in place.  The 2 halves have 3 pins that align the 2 parts to each other, and several holes in the bottom for threaded inserts as a way of attaching it to the laser panels.

The parts on the UP! 3D printer at the end of the print.  One side warped a little, but fortunately it's cosmetic, and barely noticeable once installed.

The 3D Printer is sitting on it's new home, a nice A/V Cart from KpSurplus.com

Here are the 2 halves with the keypad.

Clearance for the flex cable.

The underside.  The threaded inserts are visible.  The inserts were heated using a heatgun and then carefully screwed in.  This melts the plastic rather than cutting or expanding, so it reduces the stresses, and prevents the insert from unscrewing.

2mm Pins used to align the 2 halves.

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