Jiaxing Chuanqi Machinery Equipment Co., Ltd.
                                                                                                           
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14 Years
Since 2012
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Direct Parallel Winding PET Strap Auto Winder with Dancer Constant Tension and 820 mm Max Package OD

Price Negotiable
Price: USD/RMB
MOQ: 1
Delivery Time: 60 days
Brand: CHUQI
Product Description
Direct Extruder Parallel Winding PET Strap Winder
Production Overview

The CQA800F fully automatic PET strap winder supports direct parallel winding from the extruder, eliminating the need for accumulator stands. After cooling, the strap enters the winding station directly from the extruder exit, while the dancer constant tension system automatically compensates for minor speed fluctuations between extrusion and winding, ensuring smooth operation.

This design effectively shortens the total production line length, reduces strap exposure time, and lowers contamination and stretching risks. The machine can be integrated into a fully automated plant or run independently. After winding completes, it automatically wraps the package with film, flips it down to the roller conveyor below, and simultaneously feeds a new tube from the magazine - achieving continuous production.

Technical Specifications
Parameter Specification
Model CQA800F
Extruder connection Direct parallel winding (no accumulator needed)
Winding speed 50 - 250 m/min
Tension compensation Dancer constant tension + dual servo motors (auto speed difference compensation)
Strap width range 9 - 32 mm
Max package outer diameter 820 mm
Installation position 1-2 m downstream of extruder
Continuous operation Yes (24/7)
Automatic functions Film wrapping, flip discharge, core feeding, measurement
Key Features
  • Direct connection - Eliminates accumulator and buffer rollers, simplifies line.
  • Speed adaptive - Dancer constant tension automatically compensates extrusion/winding speed differences.
  • Shortens line length - Reduces equipment footprint, lowers building cost.
  • Reduces contamination - Short exposed strap path lowers dust and oil pick‑up.
  • Prevents stretching - Fewer rollers reduce accidental strap deformation.
  • Easy installation - Place after extruder cooling section; no line modification needed.
  • Automation ready - Can communicate with extruder PLC for coordinated control.
Frequently Asked Questions
Does direct extruder integration require retrofitting my existing line?
No. Simply place the CQA800F 1-2 meters after the extruder cooling bath or air‑cooling section, then re‑thread. Your existing accumulator can be kept or removed.
How does the winder handle extruder speed fluctuations?
The dancer constant tension system continuously senses strap sag or tension and automatically adjusts winding motor torque and speed to absorb differences, ensuring smooth winding.
How is it configured to serve multiple extrusion lines?
This model is designed for 1-out-of-6 or 1-out-of-8 production lines and can work with robotic arms. Each winder corresponds to one extrusion line, or they can be served alternately through a switching device.
If the extruder stops temporarily, will the winder stop automatically?
Yes. By connecting signals, the extruder stop signal can be sent to the winder PLC, which will slow down and stop to avoid strap accumulation or tearing.
Does direct integration improve strap quality?
Yes. The shortened path from extrusion to winding reduces friction and bending over intermediate rollers, resulting in better surface finish and improved dimensional stability.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Jiaxing Chuanqi Machinery Equipment Co., Ltd.
Location Yucheng town, Haiyan County, Jiaxing City, Zhejiang Province, China
Contact Person Alex

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