autor: epizoda | 28. dubna 2026 | Šnek a šnekové kolo
Worm Gear Center Distance — How to Calculate and Standardise One millimetre of centre distance error costs roughly 30 percent backlash growth and 5 dB more noise. Centre distance is the root-cause variable of every worm gear pair — get it right and most other problems...
autor: epizoda | 28. dubna 2026 | Šnek a šnekové kolo
Worm Gear Tooth Profile — ZA, ZN, ZI, ZK and How to Choose Why is a worm thread shaped like a screw and not like a spur gear tooth? The answer lies in five letters — ZA, ZN, ZI, ZK, ZC — each defining a different tooth profile that decides the meshing destiny of the...
autor: epizoda | 28. dubna 2026 | Šnek a šnekové kolo
Worm Gearbox Noise and Vibration — Diagnosis and Reduction “It just sounds wrong” — the maintenance technician’s intuition is usually correct. Reading the noise correctly turns an emergency stop into a planned intervention with weeks of warning. Talk...
autor: epizoda | 27. dubna 2026 | Šnek a šnekové kolo
How Worm Gears Are Manufactured — Hobbing, Grinding, Hardening Six manufacturing stages, each leaving a fingerprint on the finished part. Reading those fingerprints during incoming inspection is the procurement skill that separates a five-year service life from a...
autor: epizoda | 27. dubna 2026 | Šnek a šnekové kolo
Worm Gearbox Heat — Thermal Limits and Cooling Strategies Energy in equals useful output plus heat. The heat has to go somewhere, and most “overheating gearbox” complaints trace back to a 30-minute calculation that was never run before commissioning. Talk...
