一种用于大跨距多轴系设备的轴线引出装置及方法

By using components such as precision shaft systems and multi-degree-of-freedom adjustment tables, the precise axis drawing of large-span multi-axis equipment was achieved, solving the problem of inflexible equipment operation caused by low assembly accuracy, improving the rotational positioning accuracy of the equipment, and avoiding jamming.

CN118219197BActive Publication Date: 2026-07-17XIAN INST OF OPTICS & PRECISION MECHANICS CHINESE ACAD OF SCI

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
XIAN INST OF OPTICS & PRECISION MECHANICS CHINESE ACAD OF SCI
Filing Date
2024-04-16
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The existing assembly methods cannot meet the assembly precision requirements of the shaft lead-out device, resulting in large equipment operating inflexibly or even jamming.

Method used

Employing a precision shaft system, a multi-degree-of-freedom adjustment table, an axial dial indicator support, a radial dial indicator support, and a radial dial indicator, precise shaft lead-out is achieved by measuring and adjusting the tilt and eccentricity of the mandrel.

Benefits of technology

This achievement ensures the assembly precision of large-span multi-axis equipment, meets the operational requirements of the equipment, and avoids problems such as equipment sluggishness or even jamming caused by sluggish operation. It also addresses the issue of equipment sluggishness leading to jamming, achieving the required assembly precision and meeting the rotational positioning accuracy of the shaft system, thus preventing jamming caused by sluggish operation.

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Abstract

本发明公开了一种用于大跨距多轴系设备的轴线引出装置及方法,解决了数十米跨距的大型设备装配精度太低,导致轴承运转不灵活造成卡死的问题,具体包括精密轴系和多自由度调整台等;精密轴系包括同轴设置的轴承座、背靠背角接触球轴承组等;芯轴为管状结构;轴承座套装于芯轴一端外,轴承外压圈同轴设置于轴承座靠近芯轴一端的端面处,轴承内压圈设置于芯轴一端的端面处,形成轴承安装空间,用于安装背靠背角接触球轴承组;分划板穿过轴承内压圈的中心孔嵌装在芯轴一端端面内,其十字刻线中心与芯轴的回转轴线重合;多自由度调整台中部设有芯轴通孔,轴承座与多自由度调整台的作用面可拆卸连接;芯轴另一端安装轴向百分表和径向百分表。
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