Sun gear for Demag AC80-1

The sun gear, part number 400 574 12, serves as the central rotating element within the planetary gear assembly of the Demag AC80-1 transmission. It receives input power and distributes torque to the surrounding planetary gears, which are essential for managing the mechanical output required for crane operations. This component is engineered to maintain precise gear mesh alignment within the transmission housing, ensuring efficient power transfer during heavy load cycles.

This specific component is designed for use in the Demag AC80-1 model. It integrates into the planetary gear train to provide the necessary gear reduction ratios for the machine drivetrain. The part is manufactured to the specifications required for this transmission system.

In heavy machinery transmissions, sun gears act as the core of planetary gear sets. By rotating against the planetary gears and the stationary ring gear, the sun gear allows for compact speed reduction and torque multiplication. This configuration is widely utilized in crane transmissions to provide the high torque output needed for lifting and slewing functions while maintaining a small physical footprint within the gearbox.