Description:

This is a compact gearbox assembly designed for mechanical demonstration and small-scale projects. The model includes:

• gear1.stl: Small gear
• gear2.stl: Large gear
• shell.stl: Enclosure housing for the gear assembly

The enclosure is designed to hold the gears securely and is fastened using standard M5 screws.

Assembly:
Insert the gears into the shell housing, align the axles, and fasten the assembly with M5 screws. No glue is needed. Tolerances are optimized for FDM printing but may vary slightly based on your printer's calibration.

Print Settings:

• Material: PETG recommended for strength and durability
• Layer Height: 0.2 mm
• Infill: 20–40%
• Supports: Required for shell.stl (depending on orientation)

Note:
This model was created as part of the coursework for Northwestern ME495: Intro to AM 2025.