EmbeddingGemma 2: an open, lightweight multimodal embedding model
deepmind.google·6d ago
AI Engineering
Hacker News·Aug 2·5 min read
Show HN: I'm a 15 Year Old Wannabe Engineer, This Is a Cycloidal Gearbox I Built
TL;DR
A 15-year-old engineer created a cycloidal gearbox with a 1:9 gear ratio, successfully testing a Python script for its design. The first working version was built to fit a NEMA 17 motor, overcoming previous design limitations.
✦ Why It Matters
Consider experimenting with cycloidal gearboxes in your projects to explore their unique advantages.
Key Takeaways
- Explore cycloidal gearbox designs for compact applications.
- Utilize Python for generating mechanical designs.
- Consider material choices for precision in 3D printing.
- Investigate bearing options to enhance gearbox performance.
How It Works
The cycloidal gearbox operates by using lobes on a rotor that engage with stationary pins, allowing for a high gear reduction in a compact form. The design's efficiency is influenced by the precision of the components and the materials used.