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Negative pressure three-station thermoforming machine

Haofeng intelligent manufacturing three-station vacuum thermoforming machine Haofeng intelligent manufacturing three-station

Haofeng 3-station negative-pressure thermoforming machine (HF/SE series three-station negative pressure) is an economical and stable main model launched by Haofeng (Tianjin) intelligent manufacturing for standard shallow/mid-depth cavity, non-perforated, general-purpose blister packaging. The core is a three-station integration of heating → negative-pressure forming → cutting → stacking, featuring stability and reliability, simple operation, high cost performance, and low maintenance costs. It is compatible with conventional thermoplastic sheets such as PP, PET, PS, and PLA, and is mainly used for food, daily necessities, and electronic general-purpose packaging.

product_details

Structure and Workflow (3-Station Sequential)

Station 1: Servo Sheet Feeding + Multi-Stage Heating

  • Servo chain sheet pulling, electric width adjustment, automatic deviation correction, and tension control
  • Upper and lower infrared heating furnaces with multi-zone independent temperature control for uniform sheet heating
  • The electric furnace can be automatically removed for easy mold change and material cleaning

Station 2: Vacuum Forming (Core)

  • Pure vacuum forming (no positive pressure make-up air): the sheet is sucked onto the mold by vacuum suction
  • Suitable for: shallow / medium-deep cavities, simple structures, products without reinforcing ribs or undercuts
  • Features: stable forming,不易破, uniform wall thickness, and stable weight

Station 3: Cutting + Stacking

  • High-tonnage hydraulic/servo cutting (60–100 tons)
  • Automatic separation of finished products and waste, with automatic waste winding
  • Automated stacking, counting, and output by robotic arm
  • Control system
  • CNC numerical control system (superior to PLC)
  • Manual wheel for mold alignment, parameter storage (≥500 sets), and one-click recall
  • Fault diagnosis, safety interlocks, and simple operation

Core Performance and Advantages

Simple, Stable, and Durable Structure

  • 3-station design with no complex mechanisms, resulting in an extremely low failure rate
  • Military-grade machining (five-axis gantry + three-coordinate inspection)
  • Key components are imported, ensuring stable 24-hour continuous production
  • Simple Operation and Maintenance
  • Full Chinese CNC interface, easy for beginners to learn
  • Fast mold change, easy cleaning, easy maintenance, low maintenance costs, and extremely high cost-effectiveness
  • Price is lower than positive/negative pressure or 4/5-station machines, requiring less investment and achieving quick returns
  • Servo drive and zone heating save energy (more than 20% compared to traditional machines), and one operator can manage 2–3 machines, reducing labor costs
  • Strong Versatility
  • Compatible with common sheet materials such as PP, PET, PS, PE, PLA, etc. (0.2–1.5mm)
  • Suitable for mass production of shallow / medium-deep cavity, non-perforated, general standard products