6 Independent Drop-Down Winding Machines – PP Band Extrusion
Winding is the final process in PP strapping production, directly determining the appearance quality of finished rolls and customer satisfaction. This production line is equipped with 6 independent fully automatic drop-down winding machines, each corresponding to one strapping strand.
Each winder is driven by an independent servo motor (1.5KW) and a servo traversing system (0.4KW), with a winding speed of up to 300 m/min. Independent control allows separate setting of winding tension and speed for each strand, perfectly accommodating minor variations that may occur in multi-channel production.
The drop-down unloading design allows finished rolls to automatically drop off, making operation convenient and efficient. The servo-driven traversing system ensures uniform, tight arrangement of the tape on the paper core, resulting in neat rolls with flat end faces, without loose or overlapping layers. Compatible paper core specification: φ203 × (175-195mm), customizable.
| Parameter | Value |
|---|---|
| Number of winders | 6 units (independent) |
| Winding speed range | 0 - 300 m/min |
| Paper core inner diameter | φ203 mm |
| Paper core length | 175 - 195 mm (customizable) |
| Motor power per shaft | 1.5 KW (servo) |
| Traversing motor power | 0.4 KW (servo) |
| Belt motor power | 0.4 KW |
| Unloading method | Automatic drop-down |
- 6 independent units: Each corresponds to one strand, no interference
- High-speed winding: Up to 300 m/min to match high-speed line
- Independent servo drive: Separate tension and speed control per strand
- Servo traversing: Precise control of traverse width and pitch for neat rolls
- Automatic drop-down unloading: Finished rolls drop automatically, labor-saving
- Wide compatibility: Paper core specifications customizable
- Low maintenance: Servo systems are maintenance-free; belts easy to replace
- Constant tension: Closed-loop tension control ensures uniform tightness
- Reduced scrap: Neat rolls prevent loosening during transport and use
- Easy operation: Centralized touch screen settings, one-key roll change
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