PHK-ME Right-Angle Planetary Gearbox

PH right-angle planetary gearbox with a rotating flanged output shaft, K bevel gearbox, and an ME adapter matched to the servo motor. Gear ratios from 16:1 to 561:1. Maximum torque: 355 to 7,500 Nm. Backlash: 1.5 to 4.5 arcmin. Efficiency: 92 to 93%. Protection class: IP65 / IP66.Optional versions are available with reduced backlash, an integrated brake, a module gear, or a directly mounted servo motor without an adapter or coupling.

PHK-ME Right-Angle Planetary Gearbox

Features of the PHK Right-Angle Planetary Gearbox

PHK planetary gearboxes are ideal for rotary tables, robotics, turntables, rack-and-pinion drives, machine tools, milling machines, and other industrial machinery and equipment.

• Output shaft: rotating flange
• Available with standard or reduced backlash
• High precision with exact gear ratios, eliminating positioning errors
• Maintenance-free: no oil changes or routine maintenance required
• Low-noise operation thanks to helical gearing
• Standard FKM input seal / NBR output seal (optional FKM Viton seals)
• Low mass moment of inertia
• Optional reinforced axial and radial output shaft bearing support
• Rigid output bearing with preload for maximum stiffness
• Suitable for continuous operation without additional cooling
• Ambient operating temperature: 0°C to +40°C (other temperature ranges available on request)
• Maximum gearbox housing temperature: ≤ 90°C
• IP65 protection class
• Oil quantity depends on the mounting position
• Supplied ready for operation and filled with synthetic CLP HC ISO VG 150 gear oil
• Please specify the mounting position when requesting a quotation or placing an order
• Finished with a single primer coat in RAL 7001 or RAL 9005

Optional Versions of the PHK-ME Right-Angle Planetary Gearbox

• IP66 protection class
• Reinforced output shaft bearing support
• Two or more paint coats in any RAL colour
• Special food-grade lubricants available on request
• ATEX 2014/34/EU explosion-proof version
• ATLANTA helical module gear for rack-and-pinion drive systems
• PHK-MB right-angle planetary gearbox with an integrated ServoStop safety brake in the servo motor adapter
• PHK-EZ right-angle planetary servo gear unit with a directly mounted servo motor, without an adapter or coupling
• Compatible with STOBER EZ / LM servo motors

Typical Applications of the PHK-ME Right-Angle Planetary Gearbox

• Horizontal machining centers

• Gantry milling machines

• Welding robots

• Rotary tables

• Turntables

• Bending machines

Features of the PHK-ME Right-Angle Planetary Gearbox Adapters

• Quick and easy mounting of virtually any servo motor

• One-piece, heavy-duty clamping coupling with an expansion function

• Extremely low mass moment of inertia for maximum dynamic performance

• Balanced for smooth, vibration-free operation, even at high speeds

• Wide range of motor shaft diameters and shaft lengths

• Precise motor alignment through accurate centering

• The motor can be removed in any mounting position

• Double adapter sealing for larger gearbox sizes

• Optional direct mounting of EZ or LM servo motors without an adapter or coupling

• To minimize backlash, the motor shaft bearing must be designed with zero axial play

EasyAdapt (ME / MEL)

• One-piece, heavy-duty clamping coupling with an expansion function

FlexiAdapt (MF)

• Heavy-duty, laser-welded bellows coupling with an expansion function

• Integrated thermal length compensation to offset motor shaft thermal expansion

• Motor shaft isolated from axial forces

Jaw Coupling (MQ)

• Integrated thermal length compensation to compensate for the linear thermal expansion of the motor shaft

ServoStop Motor Adapter (MB)

• Motor adapter with an integrated ServoStop safety brake