Intelligent tool holder for numerical control milling based on multi-dimensional force sensing detection and method

CN122400640APending Publication Date: 2026-07-17JIANGSU VOCATIONAL & TECHNICAL UNIVERSITY OF ARCHITECTURE

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
JIANGSU VOCATIONAL & TECHNICAL UNIVERSITY OF ARCHITECTURE
Filing Date
2026-04-29
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing intelligent tool holders for CNC milling have problems such as difficult sensor wiring, severe signal interference, low detection accuracy, short service life, poor adaptability to working conditions, lack of continuous lubrication protection, and lack of all-condition vibration monitoring during rotation.

Method used

Design a smart tool holder based on multi-dimensional force sensing detection. It adopts a dual-condition compatible support and fixing component, combined with a force measuring mechanism and a vibration monitoring component. The rotational support component enables the rotational coordination between the force measuring mechanism and the tool holder. It uses dual bearing support and a non-contact sensor for force detection, and is equipped with an oil injection component for full-path lubrication.

Benefits of technology

It enables accurate multi-dimensional force detection in both high-speed and low-speed machining scenarios, improves detection accuracy and equipment lifespan, solves sensor wear and signal interference problems, provides continuous lubrication protection and full-state vibration monitoring, and enhances the level of intelligent machining.

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Abstract

本发明涉及数控加工刀具技术领域,公开了一种基于多维力传感检测的数控铣削加工智能刀柄及方法,其包括一种基于多维力传感检测的数控铣削加工智能刀柄,包括刀柄、插接于刀柄下端内壁的ER夹头、设置于ER夹头内壁的刀头、螺纹安装于刀柄下端外周壁的锁紧螺母、螺纹安装于刀柄上端内壁的拉钉;锁紧螺母用于对ER夹头夹紧,以实现ER夹头对刀头的夹紧固定;刀柄的内部开设有腔体,腔体内壁上部设置有支撑固定组件,支撑固定组件内壁固接有测力机构,测力机构上端固定设置有注油组件,腔体内壁下部设置有振动监测组件。本发明具有双工况适配性强、多维力传感检测精准、集成度高、具备可选润滑减摩与全状态振动监测、使用寿命长的优点。
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