Finger Unit
Precision gripping fingers driven by ultrasonic motors for handling sub-millimeter parts in optical and semiconductor applications. Available with open-loop, closed-loop (encoder-equipped), and integrated Z-axis variants.
Features
- Handles sub-millimeter components
- Open- or closed-loop control
- 50 gf thrust / 150 gf hold (FDUT/FSDUT)
- Integrated Z-axis option (FLGUT70/ZLGT70)
Finger Unit Lineup
High-hold model with 4× TULA50 (FDUT50), reinforced stage type (FSDUT50), and linear-guide + Z-axis combo (FLGUT70/ZLGT70).
FDUT50-030
FDUT50-037
FSDUT50-060
FSDUT50-067
FLGUT70-035 / ZLGT70-060
Finger Unit Specifications
| Model | FDUT50-030 | FDUT50-037 | FSDUT50-060 | FSDUT50-067 | FLGUT70-035 |
|---|---|---|---|---|---|
| Max opening stroke | 3 mm | 3 mm | 6 mm | 6 mm | 3 mm |
| Finger arm length | 16.2 mm | 16.2 mm | 17.2 mm | 17.2 mm | 16.8 mm |
| Control | Open | Closed | Open | Closed | Closed |
| Resolution | - | 0.1 μm | - | 0.1 μm | 1 μm |
| Repeatability | - | ±3 pulse | - | ±3 pulse | ±3 pulse |
| Thrust | 50 gf | 50 gf | 50 gf | 50 gf | 20 gf |
| Holding force | 150 gf | 150 gf | 150 gf | 150 gf | 70 gf |
| Payload | 15 g | 15 g | 15 g | 15 g | 10 g |
| Weight | 14.8 g | 16 g | 23.8 g | 25 g | - |
Z-Axis (for FLGUT70-035)
| Item | ZLGT70-060 |
|---|---|
| Stroke | 6 mm |
| Control | Open |
| Thrust | 30 gf |
| Holding force | 125 gf |
| Weight | 24.6 g |