一种适用于人形机器人的柔性电容式触觉阵列传感器制备方法

By employing plasma surface activation treatment and gradient drying and shaping processes, combined with high-precision photolithography masks and composite conductive pastes, the interlayer adhesion and consistency issues of humanoid robot tactile array sensors under dynamic working conditions were resolved, achieving high-resolution and high-precision tactile detection.

CN122409012APending Publication Date: 2026-07-17杨世斌

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
杨世斌
Filing Date
2026-06-17
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing technologies, flexible tactile array sensors for humanoid robots are prone to failures such as interlayer bubbling, delamination, and structural cracking under dynamic working conditions, resulting in large dispersion and poor consistency of capacitance parameters, which affects the resolution and positioning accuracy of tactile detection.

Method used

Plasma surface activation treatment and gradient drying and shaping process are adopted, combined with high-precision photolithography mask, vacuum debubbling, high-speed spin coating and visual alignment system, and silver nanowire and carbon nanotube composite conductive paste is used to precisely prepare electrodes and dielectric layers. The overall sealing and signal output of the sensor are completed by flexible FPC pin integration and solder joint reinforcement.

Benefits of technology

It significantly improves the interlayer adhesion of the sensor and the consistency of the electrode array, enhances the resolution and positioning accuracy of tactile detection, and ensures the stability and reliability of the sensor's signal transmission under irregular dynamic structures.

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Abstract

本申请提供了一种适用于人形机器人的柔性电容式触觉阵列传感器制备方法,涉及人形机器人感知部件加工领域,包括以下步骤:S1、基底预处理:对柔性基底依次进行选材与裁切、超声清洗除杂、表面活化处理和烘干定型;S2、电极制备:在预处理后的基底上,通过电极掩膜版制备、导电浆料涂布、梯度固化处理以及电极修边与检测,成型底层阵列导电电极;S3、介电层制备:通过材料配比调制、除泡处理。本申请通过引入等离子体表面活化处理和梯度烘干定型工艺,有效打破了柔性基底表面的惰性官能团,显著提升了基底表面能,使得后续电极层和介电层与基底的层间附着力大幅增强,从而解决传统传感器在动态工况下服役寿命短的核心难题。
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