Products Power Transmission Products

  • Worm Reducer (Worm Power Drive® & Troi Drive)

Troi Drive TD Series

High performance worms using a drum-shaped troidal worm provides high transfer capacity and high efficiency.

Two mounting styles are available: foot mount and on-shaft flange mount. Ensures ultimate compactness and weight saving for all layouts.

Troi Drive TD Series

1.Features

  • High-performance worm with high power and compact design
  • Available with solid and hollow output shaft types.
  • Smooth and quiet rotation with less rotational fluctuations
  • Selection from mid size to large size (center distance from 125 to 315mm)

2.Structure (Single Reduction)

Structure (Single Reduction)
  • 1. Case
  • 2. Worm Shaft
  • 3. Worm Wheel
  • 4. Output Shaft
  • 5. Input Seal Support
  • 6. Input Bearing Support 1
  • 7. Input Bearing Support 3
  • 8. Output Seal Support
  • 9. Output Cap
  • 10. Inspection Cap
  • 11. Fan
  • 12. Fan Cover
  • 13. Input Shaft Bearing
  • 14. Input Shaft Bearing
  • 15. Output Shaft Bearing
  • 16. Input Shaft Oil Seal
  • 17. Output Shaft Oil Seal
  • 18. Oil Gauge
  • 19. Pressure Vent
  • 20. Oil Drain Port

3.Reference Number System

Reference Number System
(1) Size
125, 150, 175, 200, 225, 250, 280, 315
(2) Output Shaft Style
S: Solid Shaft, H: Hollow Shaft
(3) Reduction Ratio
[Single Reduction] 10: 1/10 to 60:1/60
[High Reduction] 100: 1/100 to 3600:1/3600
(4) Mounting Position
T: T Type, B: B Type, V: V Type

High reduction models are limited to the B and V types.

*Click here for shaft arrangements

*Click here for option code

4.Product Specifications

Series Troi Drive
Worm Gear Type Drum-Shaped Worm
Size Mid-Size to Large-Size
Center Distance: 125mm to 315mm
Reduction Ratio Single Reduction 1/10 to 1/60
High Reduction 1/100 to 1/3600
Torque 700 to 47000N·m