FIG.04 · Self-initiated · 2023
Harmonic Resonator
Tuned vibration absorber for a CNC spindle housing. Knocked structural chatter down by 18 dB.
VibrationModalTooling
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Specifications
DAMPING
−18 dB
RANGE
120–340 Hz
MATERIAL
6061-T6
TUNED
2 modes
Process
How it came together.
01
Brief & Constraints
Mapped functional requirements, packaging, load cases, and manufacturing process.
02
CAD & Analysis
Iterated geometry against FEA and tolerance stacks until margins were clean.
03
Build & Test
Prototyped, instrumented, and verified against the original spec sheet.
Next project
Planetary Gearbox