R210LC-7 31N6-10180 31N6-10150 Swing Reduction Motor Assy for excavator parts

The slewing gearbox (also called the swing drive or rotary gearbox) is a critical component in excavators, enabling 360-degree rotation of the upper structure (house) relative to the undercarriage.

Product description

List of spare parts

Construction and Components

A typical slewing gearbox consists of:

• Gears: Planetary gears, spur gears, or worm gears for torque multiplication.

• Housing: Robust cast iron or steel casing to withstand heavy loads and environmental stress.

• Input Shaft: Connects to the hydraulic motor.

• Output Pinion: Engages with the slewing ring gear.

• Bearings: Tapered or roller bearings to reduce friction.

• Seals: Prevent lubricant leakage and contamination.

• Brake Assembly: Disc or drum brakes for rotation control.

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Functions

• Rotation Control: Enables precise 360° excavator movement.

• Load Distribution: Transfers operational loads (e.g., digging forces) to the undercarriage.

• Shock Absorption: Mitigates impacts during sudden stops or uneven terrain.

• Power Transmission: Efficiently transfers hydraulic/electric power to rotational motion.

GZ Yuexiang Engineering Machinery Co., Ltd.

GZ Yuexiang Engineering Machinery Co., Ltd, is a foreign trade company integrating development, sales, procurement, warehousing, transportation and service. Founded in September 2013, we have more than twelve years of experience in machinery trade.

Our main products are Excavator Hydraulic Spare Parts, Hydraulic Main Pump, Swing Motor, Travel Motor, Final Drive Ass'y, Swing Device Ass'y, Swing Gearbox, Travel Gearbox, Gears, Regulators, Relief Valve, Fan Motor and other hydraulic items with genuine and aftermarket quality. Until now, our products have been exported to more than 198 countries and regions, spreading all over the Middle East, Southeast Asia, Africa, North America, South America, Europe and Oceania with our own brand "Belparts", which is highly praised by foreign customers and enjoys a high reputation.

In the future, to practice our company culture “DO BETTER FOR TOMORROW ”, we will strive to learn more professional knowledge about machinery parts and increase our procurement and sales experience to provide customers with better products and services! What’s more, we will devote to develop a more broad business space together base on long-term, friendly, mutually beneficial and win-win business relations.