一种车门总成检具铰链连接结构、及其车门总成检测系统和定位检测方法

By designing the hinge connection structure and inspection system for the door assembly fixture, the problem of inconsistency between the part measurement and evaluation and the actual vehicle installation situation in the traditional door assembly fixture and bracket design was solved. This enabled accurate positioning and measurement of the door assembly under the stress state during vehicle installation, improving the reliability of the production process and the optimization effect of part quality.

CN117433386BActive Publication Date: 2026-07-17SAIC VOLKSWAGEN AUTOMOTIVE CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SAIC VOLKSWAGEN AUTOMOTIVE CO LTD
Filing Date
2023-08-23
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional door assembly fixtures and bracket designs result in inconsistencies between part measurement and evaluation and actual vehicle installation, affecting part quality optimization and production process implementation. It also makes it difficult to achieve back-to-back force control on the left and right sides of the four-door fixtures and force positioning at the hinges.

Method used

A hinge connection structure for a car door assembly inspection fixture was designed, including a hinge force support block and a drive shaft connecting block. The force conversion of the hinge is realized through a movable joint and an extension connecting rod. Combined with the connecting block installed on the fixture and the operating adjustment handle, a car door assembly inspection system is constructed, including a flipping mechanism, an adjustment mechanism and an analysis mechanism, to achieve accurate positioning of the hinge force support and measurement points.

Benefits of technology

It enables accurate positioning and measurement of the door assembly under load during vehicle installation, ensuring consistency of part measurement results and improving the reliability of the production process and the effect of optimizing part quality.

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Abstract

本发明公开了一种车门总成检具铰链连接结构,包括检具上安装连接块,活动关节,一端连接操作调节手柄,另一端连接活动关节之间的延长连接杆;检具上安装连接块,一端连接在车门检具框架主体上,另一端连接第一传动轴连接块;活动关节,一端连接延长连接杆,一端连接传动轴连接块;第一传动轴连接块,中间与检具上安装连接块相连接,第一端与活动关节连接,第二端与第二传动轴连接块的第一端连接,将车前后方向的调节转换成内外侧的调节;第二传动轴连接块的第二端与铰链受力支撑块的第一端连接,将内外侧的调节转换成上下侧的调节;检具上安装连接块和门侧铰链。本发明可以精准反应产品零件的质量状态,实现零件质量与产品最终状态一致。
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