Hollow Rotary Milling Table

Hollow Rotary Milling Table is a high-precision rotary positioning device designed specifically for milling machining scenarios. 

Hollow Rotary Milling Table is a high-precision, high rigidity rotary worktable designed specifically for multi axis CNC milling machines and machining centers. It integrates the technological advantages of a hollow rotating platform, providing stable and accurate indexing and rotary motion for core milling processing. It is a key functional component for achieving complex polyhedral machining of components and improving manufacturing accuracy and efficiency.

Also You are welcome to watch more projects or visit our video gallery by Youtube: https://www.youtube.com/@tallmanrobotics

FAQ: 

1. What are the main types of transmission mechanisms for hollow rotating platforms?

     The main types include planetary gear reducers and harmonic drives. Some models also utilize single-stage helical gears or hypoid gears for specific performance needs. High-end units combine elements of cam indexers and direct drive motors to balance precision and cost.

2. What is the principle of the braking mechanism of the hollow rotating platform?

     An electromagnetic brake is common. A coil generates a magnetic field when energized, which releases the armature to allow rotation. When power cuts off, permanent magnets engage the brake, creating friction to halt the table quickly. This provides a fail-safe stopping mechanism.

3. What are the components of the positioning feedback mechanism of the hollow rotating platform?

      The main components include a rotary encoder and a position sensor. The encoder consists of a scanning unit and a scale drum. A hollow-shaft encoder mounts directly onto the motor shaft. These components work together to provide precise feedback to the control system for closed-loop positioning.

4. What are the wiring methods for hollow rotating platforms?

The core method uses the platform's central hollow bore. You route power, signal, and pneumatic lines directly through this hole. This internal passage prevents cables from twisting during rotation, simplifying the overall equipment layout. It eliminates the need for complex external cable management systems.

5. What standards does the installation hole design of the hollow rotating platform follow?

Many designs follow the ISO 9409 standard, which defines the mechanical interface for robots This standard specifies flange diameter and hole patterns for compatibilit. The design often uses uniformly distributed screw fixing holes on the bottom plate, gear end face, and flange corners for flexible motor matching.