Composite air inlet channel gluing assembly tool and using method

By designing a bonding assembly fixture for the composite material air intake, and using a frame base and stepped pin positioning, the problem of high-precision bonding assembly of the S-bend of the composite material air intake and the connecting flange was solved. This achieved low-cost and efficient assembly molding, avoided secondary machining, and improved production efficiency and product precision.

CN122401307APending Publication Date: 2026-07-17SHANGHAI COMPOSITES SCI & TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SHANGHAI COMPOSITES SCI & TECH CO LTD
Filing Date
2026-03-31
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In the existing technology, the adhesive bonding assembly of the S-bend of the composite material air intake and the connecting flange has problems such as high cost, long cycle, poor versatility and low material utilization. In particular, the accuracy under complex spatial angles is difficult to meet the design requirements in one go.

Method used

A bonding assembly fixture for a composite material air intake duct was designed, including a base, locating pins, and connecting flanges. The frame-type base formed by welding and the precision-machined locating holes, combined with the positioning method of stepped pins, achieve high-precision preliminary positioning and bonding curing of the S-bend and connecting flange, avoiding secondary machining.

Benefits of technology

It achieves high-precision one-time assembly molding, reduces costs, improves production efficiency and quality stability, completely eliminates secondary machining processes, and ensures product precision and consistency.

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Abstract

本发明提供了一种复合材料进气道的胶接装配工装及使用方法,包括:水平支撑架水平方向延伸,沿水平支撑架的延伸面形成相互垂直的第一方向和第二方向;侧立板与端立板分别垂直并固定于水平支撑架,且两侧立板沿第一方向延伸,并平行设置于水平支撑架的两侧;端立板沿第二方向延伸,并与侧立板端部留有距离;两侧立板的相对侧开设有至少两组沿第一方向排列设置的定位孔;连接法兰两侧匹配并以可释放方式定位于定位孔;端立板朝向侧立板一侧形成有轴向沿第一方向设置的圆形凸台;S弯一端连接于连接法兰,另一端形成端口,端口定位于圆形凸台。本申请具有以简单结构、低成本实现高精度一次装配成型,省去二次机加工工序的效果。
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Citation Information

Patent Citations

  • CN103639649A