A locking clamp for metal roofing construction

By using a servo motor to drive the transmission mechanism, the clamps are automatically closed, solving the problem of labor-intensive and inconsistent results in manual locking during metal roof construction, and achieving a stable and efficient locking effect.

CN224514600UActive Publication Date: 2026-07-17CHINA SHANXI SIJIAN GRP

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHINA SHANXI SIJIAN GRP
Filing Date
2025-08-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In current metal roofing construction, manual clamping and locking operations consume a lot of manpower and it is difficult to ensure the consistency of the locking effect of the overlapping edges.

Method used

The transmission mechanism is driven by a servo motor. Through a combination of worm gear, worm wheel, and rack and pinion, the clamping plate is automatically closed, replacing manual operation and ensuring consistent locking effect.

Benefits of technology

It achieves automatic locking of overlapping edges of metal roofs, reducing manpower consumption and ensuring the stability and consistency of locking effect.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224514600U_ABST
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Abstract

This utility model discloses a locking clamp for metal roof construction, relating to the field of building construction technology. The device includes a support plate, a clamping plate connected to the support plate via a pin, clamping plates symmetrically installed on the support plate and clamping plate, a switch handle mounted on the support plate, a motor box mounted on one side of the support plate, a servo motor installed inside the motor box, and the servo motor point-connected to the switch handle, and a protective box mounted on the other side of the support plate, containing a transmission mechanism. The servo motor drives the transmission mechanism to rotate the clamping plate, achieving automatic closing of the clamping plate. This utility model uses the servo motor to provide power, combined with the transmission mechanism, to rotate the clamping plate towards the support plate until they overlap, thereby closing and locking the overlapping edge. This replaces manual labor with mechanical force, ensuring consistent locking of the overlapping edge. A worm gear is added to the transmission mechanism, and the self-locking characteristic of the worm gear ensures the stability of the rack movement.
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