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Crane Gearbox,Crane Reducer,Gear Reducer
Crane Gearbox,Crane Reducer,Gear Reducer
Crane Gearbox,Crane Reducer,Gear Reducer
Crane Gearbox,Crane Reducer,Gear Reducer
Crane Gearbox,Crane Reducer,Gear Reducer
Crane Gearbox,Crane Reducer,Gear Reducer
Crane Gearbox,Crane Reducer,Gear Reducer
Crane Gearbox,Crane Reducer,Gear Reducer

Crane Gearbox,Crane Reducer,Gear Reducer

Type: CRANE GEARBOX
Gear material: high quality alloy steel (such as 20CrMnTi, 17CrNiMo6)
Protection class (IP): IP55 / IP65 / IP66
Applications: hoists, winches, and cranes
Overview
Features
Parameter
Application
Overview
The crane reducer is the core transmission component in the lifting machinery. It is mainly used to reduce the speed of the motor and increase the output torque, so as to drive the lifting, running and slewing mechanism to run smoothly. Its working characteristics are strong load-bearing capacity, high transmission efficiency, and can adapt to frequent start-stop and impact loads. Common types of reducers include gear reducers, worm gear reducers and planetary reducers. Choose the appropriate model according to the specific needs of the crane.

Reducers are usually composed of housings, gears, bearings and sealing devices, and achieve deceleration and torque increase through multi-stage gear meshing. The high-speed rotation of the motor is transmitted to the reducer through the input shaft. After the gear pair is gradually reduced, the required low-speed and high-torque power is output by the output shaft. To ensure reliability, the reducer needs to have a good lubrication system and use high-strength materials to withstand heavy loads and impacts.

Crane reducers are widely used in ports, construction, metallurgy and other fields, and their performance directly affects the safety and efficiency of the equipment. Daily maintenance requires regular inspection of the lubricating oil status, gear wear and sealing to avoid failures caused by poor lubrication or foreign matter intrusion. High-quality reducers can significantly extend the service life of the crane and reduce maintenance costs.
Features
The crane reducer is the core transmission component in the lifting equipment. Its performance characteristics directly affect the working efficiency, safety and service life of the crane. The following are its main performance characteristics:
High load-bearing capacity
Heavy-load design: Designed for the frequent heavy-load conditions of the crane, it can withstand large impact loads and torque.
High gear strength: Made of high-quality alloy steel gears, processed by carburizing and quenching, the tooth surface has high hardness and strong wear resistance.
High transmission efficiency
Optimized gear meshing: The gear pair is precision-machined, and the transmission efficiency can reach more than 95%, reducing energy loss.
Low heat design: By optimizing the lubrication and heat dissipation structure, the temperature rise during operation is reduced.
Smooth operation and low noise
High-precision gear processing: Reduce tooth surface errors, vibration and noise (usually ≤75dB).
Dynamic balance test: Key components are dynamically balanced to ensure stability during high-speed operation.
Reliability and long life
Good sealing performance: Multiple seals (such as oil seals and labyrinth seals) are used to prevent lubricating oil leakage and impurity intrusion.
Anti-fatigue design: The life of bearings and gears has been strictly calculated to adapt to frequent start-stop and variable load conditions.
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Parameter
Parameter item Parameter value/description
Applicable institutions Lifting mechanism
Rated output torque 45,000
Rated input power 45
Rated input speed 1500
Transmission ratio 40
Job level M6
Service factor 1.25
Center distance 315
Installation form Flange type (I type)
Input shaft form Solid shaft with flat key
Output shaft form Shrink disk hollow shaft
Gear type Helical gear
Gear accuracy grade ISO class 6
Lubrication method splash lubrication
Lubricating oil type L-CKD 320
Lubricating oil quantity 42
Working environment temperature -20°C to +45°C
Protection class (IP) IP55
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