What are the differences between servo-driven and mechanically driven flexo printing machines? | Keshenglong&Shinko Guide

Differences Between Servo-Driven and Mechanically Driven Flexo Printing Machines

What is the fundamental distinction between servo-driven and mechanically driven flexo printing machines?

The primary difference lies in the power transmission method. Servo-driven flexo printing machines utilize electronic servo motors to control the printing process with high precision and flexibility. Mechanically driven machines rely on mechanical components such as gears, belts, and shafts to transmit torque and synchronize the printing units.

How does print quality compare between the two drive types?

Servo-driven machines generally offer superior print quality due to precise control over web tension, speed, and registration position. They enable rapid adjustments and reduced ghosting or registration errors. Mechanically driven machines may struggle with consistency at higher speeds due to mechanical inertia and less precise control.

What are the maintenance requirements for servo-driven versus mechanically driven systems?

Mechanically driven machines often require more frequent maintenance on mechanical parts like gears and belts, which undergo wear and require lubrication and alignment. Servo-driven systems reduce mechanical wear but require regular electronic system checks, software updates, and monitoring servo motor conditions to avoid downtime.

How do operational costs compare between the two technologies?

Initial investment for servo-driven machines is typically higher due to advanced electronics and control systems. However, lower maintenance costs, reduced waste, and faster job changeovers may result in lower total cost of ownership over time. Mechanically driven machines have lower upfront costs but can incur higher maintenance and operational costs.

Which type of flexo printing machine is better suited for different production needs?

Servo-driven flexo printers are ideal for high-volume, high-precision jobs requiring quick setup changes and minimal waste, commonly used in sophisticated packaging industries. Mechanically driven printers are suitable for simpler applications, where robust and cost-effective operation is prioritized, especially in environments with less complex printing requirements.