GAIA Cornell Daily Log: Difference between revisions

GAIA Open Source Cordless Drill
	; 20V brushless cordless drill — open hardware design
Specifications
Product Ecology	Workbench, Power Supply, Battery System, CNC Torch Table
License	OSHWA and OSI compliant. CC-BY-SA-4.0 International, GPLv3, DIN SPEC 3105.
Motor Module	20V brushless DC motor; supports variable speed via PWM trigger
Gearbox Module	2-speed planetary gearbox; 3/8" keyless chuck
Key Specification	18V Li-ion, 400 in-lbs torque, 0–1500 / 0–400 RPM dual speed
Construction	3D-printed housing (PETG/PLA); off-the-shelf motor, gearbox, and trigger components
Productivity	Replaces a $80–150 commercial drill; fabricable in a village workshop with basic tools
Completion Status
	Prototype assembled Mar 2026; motor bench-tested Jun 2026. See Genealogy and Status of Completion.
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Revision as of 17:03, 9 March 2026

Motor components arrived and were tested on the lab bench.

First meeting with the full team. We researched design constraints and began assembling a **bill of materials** for the prototype.

Purchases for:

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 |label5  = Gearbox Module