A roller-pressed online zinc scraping device

By designing an adjustable scraper assembly and a clamping assembly for an online zinc scraping device, the problem of low zinc layer removal efficiency at the weld joint of galvanized sheet was solved, achieving a high-efficiency and stable zinc layer removal effect, and adapting to the welding needs of galvanized sheets of different widths.

CN224280415UActive Publication Date: 2026-05-26LINGYUN INDAL CORP
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
LINGYUN INDAL CORP
Filing Date
2025-04-22
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

The existing zinc layer removal efficiency at the weld joints of galvanized sheets is low and difficult to remove completely. The fixed position of the scraper cannot adapt to galvanized sheets of different widths, which affects the welding quality.

Method used

A roller-pressed online zinc scraping device was designed. Both the scraper assembly and the clamping assembly can be adjusted in real time. The thickness of the zinc coating can be controlled by adjusting the position of the scraper assembly. It is suitable for zinc-plated sheets of different widths.

Benefits of technology

It achieves efficient and stable zinc layer removal, ensures welding quality, and adapts to the zinc removal needs of galvanized sheets of different widths.

✦ Generated by Eureka AI based on patent content.

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Abstract

A roll forming online zinc scraping device includes a scraper assembly, a clamping assembly, and a mounting support. Two sets of scraper and clamping assemblies are symmetrically fixed at both ends of the mounting support. Two sets of clamping assemblies are symmetrically positioned between the two sets of scraper assemblies. The mounting support is mounted on the forming assembly. Each scraper assembly includes a slide groove, a first adjusting bolt, a blade holder, and a scraper. The slide groove is fixed to the top of the mounting support. The blade holder is L-shaped, with its long arm fixed to the slide groove by the first fixing bolt. The scraper is fixed to the end of the short arm of the blade holder. One end of the first adjusting bolt is threaded to the end of the long arm of the blade holder, and the bolt head at the other end is engaged with the outer end of the slide groove. A locking nut is provided on the first adjusting bolt located inside the slide groove. This zinc scraping device can conveniently, quickly, and stably remove the zinc layer from the surface of galvanized sheets, ensuring welding quality.
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