Ruian Yongbo Machinery Launches Next-Gen Fully Automatic Paper Cup Machine—40% Higher Output, 20% Lower Energy Consumption!

Yongbo Company Unveils PLA Biodegradable Paper Bowl Production Line to Support Eco-Friendly Packaging!

Core Functions and Advantages of Fully Servo-Controlled Paper Cup Production Equipment

The application of fully servo-driven technology (Full Servo Control) in paper cup and bowl manufacturing equipment has become a hallmark of high-end industry configurations. Below are its core functions, technical advantages, and practical impacts on production:

1. Core Functions of Full Servo Systems

High-Precision Synchronized Control：All key stations (paper feeding, forming, base punching, rim curling, cup ejection) are driven by independent servo motors, achieving nanometer-level synchronization via PLC to eliminate mechanical transmission errors.

Stepless Speed Adjustment:Enables real-time speed changes (e.g., 200-400 pieces/minute without gear changes) to adapt to different cup/bowl specifications.

Automatic Error Correction & Self-Adjustment:Equipped with tension sensors and vision inspection to automatically compensate for material deformation (e.g., PLA shrinkage under heat), reducing defect rates to below 0.3%.

Energy-Closed Loop Management:Servo motors recover braking energy back to the grid, reducing power consumption by 30%-50% compared to traditional variable-frequency motors.

One-Touch Mold Change System:Operators input parameters via HMI, and the servo system automatically adjusts mold spacing and pressure curves (e.g., sealing pressure for leak-proof bowls), cutting mold change time from 2 hours to just 15 minutes.

2.Advantages Over Traditional Equipment

3. Key Applications

Premium Eco-Friendly Packaging:Ensures ±1°C accuracy in heat sealing for PLA-coated cups, preventing material brittleness.

Small-Batch Customization:Enables quick switching between 8oz coffee cups and 12oz salad bowls on the same line, lowering MOQ to 5,000 units.

Compliance with Export Standards:Meets FDA/CE dynamic pressure requirements for food-contact packaging (servo-controlled rim pressure ensures consistency).

4. Industry Trends & Customer Value

Lower TCO (Total Cost of Ownership): Although 15%-20% more expensive upfront, ROI is achieved within 2 years via energy savings and reduced waste.

Industry 4.0 Integration: Supports OPC UA protocol for MES connectivity, enabling batch traceability (e.g., recording weight/diameter per production batch).

Case Study: A Southeast Asian client improved yield from 92% to 98.5% after switching to full servo, saving $380 daily in waste costs.