3 Speeds reducer gearbox 3D model

Crane Gearbox used for each of related mechanism on the hoist, also for the transmission of mechanical equipment in transportation, metallurgy, mining, chemical industry, and light industry with working condition as follows:1)Peripheral speed of the gear wheel does not exceed 20m/s2)Rotating speed of high speed shaft does not exceed 1500r/min3)Working ambient temperature is"+45 C