Graebener-Reika Inc.

Whirling Units

Standard whirling units for mounting on conventional and CNC lathe.

Universal machining of different thread profiles and worm

• Vibration damping due to stiff and heavy design
• Big swivel angles for big leads
• Powerful drives
• Adaptable for different component diameters

We mount the whirling units to your lathe, inclusively:

• Mechanical adaption
• Electrical wiring
• NC adaption

Hard whirling machine series HWM

Steel machining after heat treatment

• Ball screws
• Worm shafts
• Steering worms

Steel and non ferrous machining

Threaded spindles

• Metric thread
• Trapezgewinde
• Buttress thread
• API
• Ball screws
• Special threads

Rotors for eccentric pumps, progressing cavity pumps

Rotors for vacuum pumps

Screw type compressor

Stone drill

Tie bar threads

Main Features

• Stiff bed of natural granite
• Very high mechanical stiffness<;li>
• Thermal stability
• Vibration damping
• Strong steady rests, centrically clamping
• Machining after heat treatment
• Cutting material (CBN)
• Dry machining
• No foundation required

Advantages

• No grinding machine required
• High output, short cycle times
• Very high surface quality
• Outstanding accuracy
• Easy programming by operating guiding NC
• Mature design, high availability

Universal whirling machines

Whirling machines for universal use

• Extruder screws
• Threaded spindles
• Worms
• Eccentric worms
• etc.

Main Features

• Standardized machines with grey cast iron bed
• Vibration damping
• Low distortion tendency
• High mechanical stiffness
• Thermal balanced
• Changeable whirling units in different sizes
• High productive by Carbide and CBN cutting material
• No foundation required

Wide range of application

• Wide range of application
• High output rates
• Good surface quality
• Quick and easy start of operation
• Long lasting
• Low investment
• High return on investment