Easy Opening Device Explained: Why This “Small Detail” is Essential for Woven Bag Cutting Machines

The Easy Opening Device is a well-established component for woven bag cutting and sewing machines. Our company has further improved its reliability, performance stability and compatibility with automated production lines through multiple upgrades. To help customers grasp its principle and value, this document will break down its components, explain its working principle, and illustrate its role in reducing production downtime, improving automation efficiency and ensuring packaging quality. The following sections will elaborate.
 

The Easy Opening Device is Not New — But We’ve Made it Better

The Easy Opening Device, also known as the Anti-Sticking Device, is a well-established component widely used in woven bag cutting and sewing machines. While this technology is not new, our company has continuously improved and refined it through multiple upgrades over the years.

Our enhanced design ensures greater reliability, more stable performance, and better compatibility with modern automated production lines, helping customers reduce downtime and improve overall efficiency.
 

Components and Working Principle of the Easy Opening Device

The device mainly consists of two parts:

a.Rubbing Wheels: A row of white friction wheels mounted above the hot cutting knife, continuously rotating with the machine;
b.Friction Band: A narrow, rough-textured leather-like strip fixed underneath.
 

During operation, the rubbing wheels and friction band work together by friction to “rub open” the freshly hot-cut bag mouth, preventing sticking caused by melting at high temperatures. This ensures the bag mouth stays open for easy automatic bag loading and stacking.
 

Why is the Easy Opening Device So Important?

Reduces production stoppages and rework caused by sticking

Improves automation efficiency and reduces manual intervention
Ensures packaging quality and lowers customer complaints and after-sales risks
A small detail that delivers big benefits and reflects equipment reliability
 

Conclusion

Although the Easy Opening Device is not a new invention, it is an indispensable “detail weapon” for woven bag cutting machines. Proper understanding and application of this mature technology, especially our continuously improved version, can greatly improve product quality and production efficiency, while minimizing operational risks.

We welcome all customers to learn more about this proven and improved technology in our machines. For any questions, please feel free to contact us!
 

Contact Us

Email: info@qianfeng-machine.com / qianfeng@qianfeng-machine.com 
Phone: +86-15868562229/15868562226