Home Products Slewing Drive for Industrial Machinery SD9 Slewing Drive for Industrial Machinery

SD9 Slewing Drive for Industrial Machinery

Product Overview

The SD slewing drive features an enclosed housing with lip seals, and is engineered for mining equipment, aerial work platforms, cranes, excavator frames, positioners, steering systems and utility machinery.

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SD Series Specification:

Horizontal slewing drives adopt enveloping worm or straight worm meshing with slewing bearings for power transmission. 
 
Homeyard’s horizontal slewing drives feature large tooth contact surfaces and high hardness, delivering excellent wear resistance.
 
Meanwhile, the slewing bearing boasts strong anti-tilting capacity and high load-bearing capacity for axial and radial forces, resulting in a long service life.
 
They are compatible with most power equipment available on the market, including hydraulic motors, DC motors, AC motors, servo motors and stepping motors, to satisfy customers’ overall equipment requirements. 

SD Series Features:

Backed by Homeyard’s enveloping worm gear technology, the SD series slewing drives deliver reliable precision and come with numerous distinctive advantages. 
  • Lightweight, heightened low-speed gearbox
  • Enclosed cabinet design for enhanced sealing performance
  • Equipped with slewing bearing assemblies
  • Capable of 360° rotation
  • Self-locking gear set
  • Standard metric or imperial mounting thread options
  • Multiple input configurations available
  • Optional electric motor or hydraulic motor

SD9 Slewing Drive for Industrial Machinery Performance Parameters

SD9    Slewing Drive Performance Parameters
Gear Ratio 61:1
Tilting Moment(max.) 33.9kN.m 25×103 Ibf.ft
Holding Torque 38.7 kN.m 29×10³Ibf.ft
Output Torque 6.5 kN.m 4.8x10³Ibf.ft
Output Speed <2.5rpm
Input Torque(max.) 500N.m  368.81bf.ft
Input Speed(max.) 300rpm
Static Axial Load Rating 338 kN  76x10³Ibf
Static Radial Load Rating 135 kN  30x10³Ibf
Dynamic Axial Load Rating 81 kN  18×10³Ibf
Dynamic Radial Load Rating 71 kN 15.7×10³Ibf
Mechanical Efficiency 40%
Self-locking static self-locking
Precision ≤0.17°
IP Class IP55