3D-printed snowball launcher designed to demonstrate mechanical design and printable moving components. Nearly all parts are printed, including a fully 3D-printed spring, minimizing the need for external hardware.

The design emphasizes compact geometry, clean assembly, and reliable motion, utilizing standard FDM printing.

Required Non-Printed Parts (10 total):

• 2× M2.5 × 0.45 × 10 mm screws
• 2× M2.5 × 4 mm × 3.5 mm heat-set inserts
• 6x rubber bands

Features:

• Mostly 3D printed, including the spring
• Compact, handheld design
• Designed for mechanical function
• Minimal external hardware

Printing Notes:

• PLA base material

• PETG used as the support interface for easy removal

   

• Assembly video