Hollow Rotating Platform Actuators Are Under Production for a Client from Vietnam

Hollow Rotating Platform Actuators play a crucial role in industrial robots, particularly in robotic arms and welding robots, by enabling precise rotational motion while maintaining a clean cable management system.

Here’s how Hollow Rotating Platform Actuators are used in different robotic applications:

1. Robotic Arms (6-Axis & Collaborative Robots) 

– Joint Rotation (Wrist & Shoulder Axes)
– Hollow Rotating Platform Actuators are used in the 4th, 5th, and 6th axes (wrist rotation, tilt, and tool rotation) to allow smooth, backlash-free motion.
– The hollow center allows cables, pneumatic lines, and coolant hoses to pass through, preventing cable twisting and reducing wear.
– Example: ABB, KUKA, and Fanuc robots use hollow rotary actuators for cleaner cable routing.

– Payload Handling & Precision
– High-torque Hollow Platform Actuators support end-of-arm tooling (EOAT) like grippers, cameras, or sensors.
– Harmonic drive-based Hollow Rotating Platform Actuators (zero backlash) ensure micron-level repeatability in assembly tasks.

2. Welding Robots (Arc & Spot Welding) of Hollow Rotating Platforms

– Torch Rotation & Cable Management
– Welding torches require continuous rotation (360° or more) while managing power cables, gas hoses, and cooling tubes.
– HRPAs eliminate hose tangling and improve welding path accuracy.
– Example: Yaskawa Motoman welding robots** integrate hollow rotary actuators for seamless torch movement.

– High-Speed Positioning
– Servo-driven HRPAs allow fast indexing of welding positions without vibration, crucial for automotive body welding.

3. SCARA & Delta Robots (High-Speed Pick & Place)

– Rotary Axis for End Effector
– SCARA robots use HRPAs in the Z-axis rotation to orient parts before placement.
– Delta robots employ them in rotary pick-and-place modules for packaging and sorting.

-Clean Cable Routing for Vacuum Grippers
– The hollow bore allows vacuum lines and electrical wires to pass through, reducing external clutter.

4. Automated Assembly & Machine Tending of Hollow Rotating Platforms

– Tool Changers & Multi-Axis Positioning
– Hollow Rotating Platform Actuators enable automatic tool switching by rotating the tool holder while keeping wiring internal.
– Used in CNC machine tending for part repositioning without external cable interference.

– Collaborative Robots (Cobots)
– Compact Hollow Rotating Platform Actuators help cobots achieve safe, precise rotations while keeping cables hidden for human-robot interaction.

You are welcome to watch more projects or visit our website to check other series or load down e-catalogues for further technical data. 

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