Multi-angle adjustable assembly jig for aircraft cabin door hinge

CN224274911UActive Publication Date: 2026-05-26SUZHOU TIANSHUN XINYI PRECISION MACHINERY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SUZHOU TIANSHUN XINYI PRECISION MACHINERY CO LTD
Filing Date
2025-07-16
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing adjustable assembly fixtures are prone to angle deviation due to vibration or accidental contact after adjusting the aircraft door hinge angle, affecting the assembly effect and consistency.

Method used

An assembly fixture for multi-angle adjustable aircraft door hinges was designed, which includes a limiting mechanism and a locking mechanism. Through the cooperation of the limiting threaded column and the locking nut, multi-position locking and angle fixation can be achieved to prevent angle deviation caused by vibration or accidental contact.

Benefits of technology

This ensures the stability and consistency of the aircraft door hinge angles, reduces angle deviations caused by tool vibrations or accidental contact, and improves assembly accuracy and efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of jigs, and discloses an aircraft cabin door hinge multi-angle adjustable assembly jig which comprises an assembly connecting plate, a connecting handle is fixed to the outer side of the assembly connecting plate, and rotating shafts are installed on the two sides of the assembly connecting plate. The device is provided with a limiting mechanism, locking and fixing of the angles of the rotating shaft and the assembly connecting plate are conveniently completed, the purpose of multi-gear locking of the angles of the assembly connecting plate is achieved, and the situation that the angles slightly shift due to vibration, accidental touch and the like caused by tools such as an electric drill is reduced; the installation of a plurality of hinges of the cabin door of the same model is facilitated, and the consistency of multi-angle adjustable assembly of the hinges of the airplane cabin door is ensured; and by arranging the locking mechanism, when the device needs to be stored after being used, the angle of the assembly connecting plate can be conveniently locked in the vertical direction, and storage of the device after being used is facilitated.
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