Product Overview
The Eco-Friendly Single PE Paper Cup Forming Machine is designed for continuous industrial production of single-side PE coated paper cups used in beverage packaging and food service applications.
The system is engineered for stable output under long-hour operation by integrating synchronized mechanical transmission, precision forming control, and coordinated multi-station motion. Each forming stage is aligned through unified timing control to maintain consistent production rhythm.
This machine is suitable for manufacturers requiring controlled production stability, consistent forming quality, and predictable output efficiency in mass production environments.
Key Features
Synchronized Multi-Station Operation
All forming stations are mechanically coordinated to maintain consistent timing across feeding, sealing, bottom forming, and stacking processes, ensuring smooth production flow.
Controlled Paper Feeding System
The feeding mechanism maintains stable material positioning during continuous operation, reducing misalignment during high-frequency cycles.
Precision Side Sealing Process
A controlled bonding system ensures uniform sealing alignment on PE-coated materials, supporting structural consistency of cup seams.
Long-Cycle Operation Stability Design
The transmission system is engineered to maintain balanced mechanical motion during extended production runs, reducing performance fluctuation.
Automatic Cup Stacking Unit
Finished cups are automatically collected and stacked in a uniform format to improve downstream packaging efficiency.
Technical Specifications
|
Item |
Specification |
|
Material Type |
Single-side PE coated paper |
|
Paper Weight |
150–350 g/m² |
|
Production Speed |
80–100 pcs/min |
|
Power Supply |
380V / 220V, 50Hz / 60Hz |
|
Air Pressure |
0.4–0.6 MPa |
|
Air Consumption |
≥ 0.6 m³/min |
|
Total Power |
8–12 kW |
|
Machine Weight |
2500–3200 kg |
|
Machine Size |
2800 × 1400 × 1800 mm |
|
Cup Size Range |
Custom mold available |
Machine Structure
Paper Feeding Unit
Maintains stable sheet delivery into forming system
Side Sealing Unit
Executes controlled bonding of PE seam
Bottom Forming Unit
Forms and seals cup base structure
Knurling & Curling Unit
Reinforces bottom and rim strength
Transmission System
Coordinates multi-station mechanical movement
PLC Control System
Enables parameter setting and operational monitoring
The structure is designed for industrial reliability and simplified maintenance access.
Working Principle
The production process follows a continuous mechanical sequence:
Blank paper is fed and positioned into the forming cone via vacuum pick-up
Side seam is bonded using thermal-assisted sealing and mechanical compression
Cup sleeve is transferred to the rotary system for bottom insertion and sealing
Bottom area is pre-heated and mechanically knurled to enhance bonding strength
Rim is curled through a dual-stage forming process to improve rigidity
Finished cups are discharged and transferred to stacking system automatically
Applications
Engineered for high-volume packaging suppliers serving demanding commercial sectors:
Quick-Service Restaurants & Coffee Franchises: High-volume production of tight-tolerance hot beverage cups (6 oz, 8 oz, 12 oz, 16 oz) that match standard lid profiles.
Vending Machine Operators: Precision-formed cups with strict outer-diameter consistency and anti-static rim finishes to ensure smooth dispensing.
Aviation & Hospitality Catering: Lightweight, structurally rigid small-capacity cups (2 oz to 4 oz) optimized for rapid-service environments.
Customization Options
Cup size and mold configuration
Sealing system selection (thermal or ultrasonic configuration)
Paper feeding system adjustment for different materials
Output stacking configuration optimization
Electrical system adaptation for regional standards
Quality Control & Components Standard
Premium Component Standardization: To ensure effortless local maintenance and immediate parts sourcing, all critical PLCs, touchscreens, sensors, and pneumatic components are standardized from world-leading premium brands.
Metallurgical Stress-Relieving: All structural shafts, cams, and indexing gears undergo rigorous induction hardening and precision cylindrical grinding to guarantee zero deformation under continuous load.
Hour Full-Speed Endurance Run: Before factory sign-off, every machine undergoes a continuous 48-hour testing phase using the client's specified paperboard to map real-world thermal and mechanical stability.
Why Choose Sini Machinery
Industrial design focused on stable long-cycle production
Coordinated multi-station synchronization system
Structured mechanical design for operational consistency
Modular configuration for different production requirements
Engineering-based manufacturing approach
Packaging & Delivery
- Protective wrapping for key mechanical components
- Reinforced wooden export packaging
- Shock-resistant internal fixation structure
- Container loading optimization for safe transport
- Pre-shipment inspection documentation included
FAQ
Q: What modifications are needed when switching between PE-coated paper and compostable PLA or Aqueous paper?
A: No physical hardware modifications are required. The operator adjusts the sealing temperature profile via the digital touchscreen interface to match the specific thermal properties of the selected coating.
Q: How long does a complete cup-size mold changeover take?
A: Due to our standardized modular locating pins and accessible indexing layout, a trained technician can complete a full mold changeover (including bottom punch and curling dies) in approximately 3 to 4 hours.
Q: How does Sini Machinery ensure that the cup bottoms remain leak-proof?
A: We combine dual-stage pre-heating with a mechanically driven knurling tool. This ensures the coating material liquefies and flows completely into the paperboard pores under high pressure, forming a permanent, continuous bond.
Q: What is the expected service life of the primary wear parts?
A: Standard wear parts like heating elements and vacuum suction cups have operational lifespans exceeding 2,000 to 3,000 hours. A comprehensive 1-year operational spare-parts kit is included with every machine shipment.
Q: How does Sini Machinery support international clients during installation and technical support?
A: Every machine can be equipped with an optional Remote Diagnostic Module, allowing our engineers to perform real-time PLC troubleshooting and software updates via a secure cloud network. Additionally, we provide 24/7 video support and complete high-definition video tutorials for routine operations and mold changeovers.
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