Nidec Graessner Gears
Gearing precision with performance.

PowerGear

The spiral bevel gearbox

• Highest torque within small gearbox size
• For highest input speeds
• Ratios i = 1:1 up to 5:1
• Torque up to 7000 Nm
• Output via solid and hollow shaft
• Motor mounting either directly or via coupling and flange

• Version P – The standard bevel gearbox
• Version X –  For highest torques
• Version HS – For highest input speed

PowerGear ^Miniature

The miniature spiral bevel gearbox

The Revolution among Miniature Gears.

• miniature gear for maximum precision
• low backlash and high transmission accuracy
• case-hardened bevel gear tooth system
• friction-locked shaft-and-bevel-gear fit
• energy-efficient through high level of efficiency of 98%
• extremely light-weight aluminium housing
• maintenance free through synthetic grease

DynaGear

The hypoid bevel gearbox

• Hypoid gear sets
• High input speed at middle and highest torque
• Ratios i = 3:1 up to 15:1, single-stage, ratios up to 150:1 in two-stages
• Torque up to 1440 Nm
• Low backlash ≤ 2 arcmin
• Variable motor mounting via coupling and lantern
• Variable ratios within one gearbox size

DynaGear ^Eco

The cost optimised hypoid bevel gearbox

• Hypoid gear sets
• High input speed at middle torque
• Ratios i = 5:1, 8:1, 10:1 and 15:1, all single-stage
• Torques up to 260 Nm
• Backlash ≤ 6 arcmin
• Flexible motor mounting via coupling and flange

EvoGear

The all-rounder amongst servo right-angle gearboxes

• 4 configurations - including planetary gear at the output
• 17 transmission ratios
• Maximum performance with small dimensions and low weight
• Due to the lifetime lubrication, the gearboxes are practically maintenance-free under normal operating conditions
• Energy-saving due to high efficiency of up to 96%
• Precise due to low backlash of <5 arcmin
• Variable motor attachment via lantern and coupling

KS TwinGear

The helical bevel gearbox

• Two-stage bevel helical gearbox with ratios of up to 75:1
• Torques up to 7500 Nm
• Torsional backlash < 6 arcmin
• Motor mounting either directly or via coupling and lantern
• High torsional stiffness
• High input speeds at high torques

FLEXWAVE

High precision Strain Wave Gearbox for robotics

• Zero backlash
• Available in 5 sizes
• Reduction ratios i = 50/80/100/120
• Closed and open type
• Available as component kit
• Nominal output torque 7 Nm - 142 Nm

Coronex

The Cycloidal Gearbox by Nidec-Shimpo

• High efficiency
• High positioning accuracy
• Backlash-free
• Low noise
• High stiffness
• Hollow shaft available

PlanetGear

The Planetary Gearbox for Power and Precision

• compact design
• high level of efficiency
• high torsional rigidity
• low mass moment of inertia torque
• high overload capacity
• high dynamics
• large transmission ratios

SpurGear

Dynamic Spur Gearboxes

Advantages:

• economical production
• simple mechanical movement and power transmission
• high level of efficiency
• high running smoothness
• high axial and radial loads
• low circumferential backlash
• broad range of applications
• long service life

TorusGear

The Planar Spiral Gearbox

• Exceptionally compact design
• High rigidity sets new standards
• Zero backlash
• With almost twice the torque
• Significant weight reduction
• High ratios in a single stage up to i = 400:1
• There are virtually zero noise emissions
• High operating reliability and long service life

DesignGear

The customised gearbox

• Single-stage gearboxes available as gearchange and reversing gearbox types
• Forced-circulation oil lubricated gearboxes for high speed and torque
• Labyrinth sealed gearboxes of an efficiency
  > 98%
• Special-purpose design gearboxes with additional elements for use as functional units

Nidec GuidedGearNEW

Drive Solution for Automated Guided Vehicles (AGV)

• Helical planetary gearHigh precision
• High running smoothness
• Compact design
• Customised design possible
• High radial loads
• Angular version (EVO Series)
• 7 standard series (including angular versions)
• A variety of motor flanges available
• All parts from one supplier
• Worldwide service

BevelGear

Gearing Precision and Performance

• Standard range of products and custom-made versions
• Module ms from 0.5 to 12
• Diameters up to 410 mm
• Shaft angle from 10° to 170°
• More than 60 years of experience
• Ground gear teeth

GearSystems [2.0]

System Solutions for Rack and Pinion Applications

• low-backlash precision gearboxes
• spur gears
• toothed racks
• lubrication systems