Engineers have several options when choosing a tool:
The intentional gap between mating teeth to prevent jamming due to heat expansion or manufacturing tolerances. Key Benefits of Helical Gears helical gear generator
When 3D printing or machining gears, you must factor in manufacturing tolerances. High-quality generators include a or Tooth Thickness Allowance setting. This slightly thins the generated teeth to ensure the gears do not bind or jam due to minor real-world printing expansions or machining imperfections. Engineers have several options when choosing a tool: