The planetary gear shaft can withstand significant torque and bending forces, mainly due to its structural design, materials used, and manufacturing processes. Firstly, the planetary gear shaft shares the load through multiple planetary gears, so that each gear on the shaft does not need to independently bear all the torque and bending forces. This load distribution effectively reduces the stress on individual gears and shafts, allowing the entire system to withstand higher torque and greater bending forces.
Planetary gear shafts are typically made of high-strength materials such as alloy steel or wear-resistant steel, which have excellent resistance to torsion and bending. These materials are further enhanced in hardness and toughness through processes such as heat treatment and cold processing, improving the shaft's resistance to torque and bending. Under high load and high torque working conditions, these materials can effectively withstand the mechanical stress generated during operation, preventing deformation or fracture of the shaft.
The design of planetary gear shafts also takes into account the rigidity required during high torque transmission. Compared with a single gear shaft, multiple planetary gears in a planetary gear system work together, and this load sharing design allows the shaft to maintain high rigidity and stability when transmitting large torque, avoiding deformation caused by excessive torsion. At the same time, the structure of the planetary gear shaft can effectively disperse the bending force transmitted to the shaft, reduce the bending deformation of the shaft, and ensure the reliable operation of the system.