A plastic film blowing production traction device

By introducing cylinder-driven sliding seat height adjustment and spring force adjustment components into the traction equipment for plastic film blowing production, the problem of inconvenient adjustment of the conveyor roller gap has been solved, achieving efficient and precise film traction and improving production efficiency and quality.

CN224377224UActive Publication Date: 2026-06-19茂华塑业(河北)股份有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
茂华塑业(河北)股份有限公司
Filing Date
2025-08-21
Publication Date
2026-06-19

AI Technical Summary

Technical Problem

The existing traction equipment for blown plastic film production has inconvenient adjustment of the conveyor roller gap, resulting in low production efficiency and difficulty in ensuring the traction stability and quality of the film.

Method used

The sliding seat height adjustment component and spring adjustment component driven by cylinders, together with the cooling component, realize stepless adjustment of the gap between the conveyor rollers and dynamic adjustment of the film tension, ensuring that the film maintains appropriate tension and temperature during traction.

Benefits of technology

It achieves efficient and precise adjustment of the gap between the conveyor rollers, avoiding film slippage or excessive stretching, and improving production efficiency, film flatness, and physical properties.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model relates to the field of traction equipment technology, specifically: a traction device for plastic film blowing production, including a frame, a first mounting frame fixedly connected to the frame, a first motor fixedly connected to the outside of the first mounting frame, a first conveying roller rotatably connected to the first mounting frame, the output end of the first motor fixedly connected to the first conveying roller, a sliding opening also provided on the outside of the first mounting frame, a sliding seat slidably connected to the outside of the sliding opening, a second conveying roller rotatably connected to the outside of the sliding seat, a second motor fixedly connected to the outside of the sliding seat, and the output end of the second motor fixedly connected to the second conveying roller. This utility model effectively solves the problem of inconvenient adjustment of the conveying roller gap in traditional equipment.
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