In the printing and packaging industry, companies have long been plagued by problems such as unstable material tension control, high equipment energy consumption, and cumbersome process switching. According to industry data, the scrap rate of traditional slitting machines due to unstable tension control is as high as 5%-8%, which not only wastes resources, but also keeps the production costs of companies high. In the face of industry problems, Sine Electric, relying on its years of deep cultivation and technological accumulation in the printing and packaging industry, has launched printing and packaging industry solutions to help companies achieve dual breakthroughs in energy conservation and emission reduction and efficiency improvement.
The sine electric slitting machine solution is suitable for paper, film, non-woven fabric and other material processing, focusing on wide-width slitting and narrow-width slitting scenarios, especially for narrow-band slitting. The solution uses the SMC200 series small PLC combined with the acceleration and deceleration tension compensation algorithm to accurately calculate the roll diameter and stabilize the winding tension; with the EM760 series inverter and OD2 frequency division PG card, the motor speed can be precisely controlled, and the synchronous transmission of the encoder signal ensures accurate meter counting and roll diameter calculation. The traction, unwinding and winding support flexible switching of speed/torque modes to meet the diverse process requirements; the common DC bus design replaces the brake resistor to reduce the risk of resistor heating.
1. Excellent torque control
The torque accuracy of Sine Electric EM760 series inverters in FVC mode reaches ±3%, which is technologically advanced and ensures that the finished product is rolled tightly and cut smoothly.
2. Convenient process switching
Supports one-button switching between differential axis and air expansion axis models, with strong adaptability and easy operation.
3. Efficient and safe operation
Line speed reaches 500-600 m/min, equipped with fixed length and material breakage prevention automatic shutdown function, taking into account both efficiency and safety
4. Significant energy saving effect
Unwinding frequency conversion full power generation, powering other modules through the common DC bus, reducing the current by 30%-50% compared with traditional solutions.
The automatic bundling machine (baler) is designed for lightweight items such as cotton, straw, cartons, linens, bamboo sticks, clothing, etc. It uses ropes to wrap and automatically complete the bundling and knotting processes. Compared with traditional equipment, Sine Electric has given the automatic bundling machine three core advantages through intelligent control and improvement, making it far superior to similar products in terms of efficiency, adaptability and ease of use.
>Flexible and multifunctional
The knob switch can freely adjust the number of strapping circles, supporting single-circle precise strapping or multi-circle reinforcement to meet different packaging needs.
>Efficient and easy to install
Simplify the mechanical structure, reduce the chain and gear installation links, and greatly reduce the cost and time of manual installation.
>Strong intelligent adaptation
Breaking through the limitations of traditional machinery, it can directly receive the start signal of the upstream pipe cutting machine, realize seamless linkage, and make the operation process smoother.
Functional innovation, intelligent and easy to use
The innovative bus solution greatly simplifies the wiring process, reduces the use of analog modules, and effectively reduces the complexity of the system; the operation interface is intuitive, supports fast switching of forward and reverse, and is equipped with a complete alarm system, taking into account both convenience and safety.
Excellent performance and High precision
The voltage change of the swing arm is precisely controlled within 0.05V, achieving a millisecond-level response speed to ensure a stable and smooth printing process; the frequency accuracy is as high as 0.01HZ, which accurately controls the printing rhythm, significantly reduces the overprint deviation, and ensures the printing quality.
Economical and efficient, with significant cost reduction
Under the same performance configuration, the cost of the entire solution is 10%-20% lower than that of imported equipment, providing a cost-effective option for small and medium-sized printing companies
Under the trend of "dual carbon" and Industry 4.0, Sine Electric's printing and packaging industry solutions directly address the core pain points of the industry, helping companies achieve high-precision, low-energy consumption, and intelligent production upgrades. In the future, Sine Electric will continue to deepen its roots and continuously launch competitive solutions and customized services to meet manufacturers' needs for cost reduction, efficiency improvement, and green energy conservation.
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