ZF-D200 Series Liner Servo Drive Systems

A linear servo system is a motion control system that employs a linear motor as the primary actuator to directly generate linear motion, eliminating the need for intermediate mechanical transmission mechanisms (e.g., ball screws or rack-and-pinion systems). This design offers superior precision, speed, acceleration, and dynamic performance, making it ideal for high-end applications in manufacturing, automation, and precision engineering.

Key Features

1. Direct Drive Technology:
   • Eliminates backlash, friction, and compliance associated with traditional transmission systems.
   • Enhances system rigidity and reduces maintenance requirements.
2. High Precision:
   • Positioning accuracy down to nanometer-level resolutions (e.g., ±0.1 μm) with advanced feedback sensors (e.g., optical encoders, linear scales).
3. High Speed & Acceleration:
   • Feed rates up to 300 m/min and accelerations exceeding 10g, enabling rapid positioning and contouring.
4. High Dynamic Response:
   • Fast settling times and smooth motion profiles for high-frequency applications (e.g., pick-and-place, scanning systems).
5. Compact Design:
   • Reduced footprint and simplified mechanical structure due to the absence of gearboxes or lead screws.

Applications

• Machine Tools: High-speed CNC machines, grinding, and laser cutting systems.
• Semiconductor Manufacturing: Wafer handling, lithography, and inspection equipment.
• Electronics Assembly: Surface-mount technology (SMT) machines and precision bonding.
• Medical Devices: CT scanners, laser surgery systems, and laboratory automation.
• Aerospace: Satellite antenna positioning and flight simulation.

Advantages Over Rotary Servo Systems

• Zero Transmission Error: Direct force conversion eliminates cumulative errors from gears or belts.
• Improved Thermal Stability: Less heat generation from friction and fewer moving parts.
• Enhanced Reliability: Reduced wear and tear, leading to longer service life and lower downtime.

Technical Considerations

• Thermal Management: Efficient cooling systems are required to dissipate heat generated by the motor coils.
• Control Complexity: Advanced algorithms (e.g., field-oriented control, disturbance compensation) are needed for optimal performance.
• Cost: Higher initial investment compared to rotary systems, though long-term benefits often justify the expense.

GuangDong Zhufeng Electric Co.,LTD established in 2004, is a national high-tech and energy save enterprise with approval by National Development and Reform Commission. Focusing on the development and production and sale of products of “energy saving and control speed and variable speed” , Zhufeng has been a very good supplier for energy saving and automation control solutions . With it’s own brands: “ACI”,“ZFENG”, Zhufeng has developed DLT series products including vector and universal variable frequency drive, servo system, energy saving cabinet, industrial power saver, soft starter etc. Applications including ceramic, machinery, petrochemical, metal, textile, food, papermaking, cement, water supply, plastic injection, central air-conditioning, smart building,etc.