可重构绳驱下肢康复机器人轨迹和构型的复合优化方法

• Format: Patent
• Language: Chinese
• Published: 16.06.2023
• Subjects: ARTIFICIAL RESPIRATION; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSESOR SPECIFIC PARTS OF THE BODY; CHAMBERS PROVIDED WITH MANIPULATION DEVICES; HAND TOOLS; HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATIONTECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING ORPROCESSING OF MEDICAL OR HEALTHCARE DATA; HUMAN NECESSITIES; HYGIENE; INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTEDFOR SPECIFIC APPLICATION FIELDS; MANIPULATORS; MASSAGE; MEDICAL OR VETERINARY SCIENCE; PERFORMING OPERATIONS; PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING ORSTIMULATING REFLEX POINTS IN THE BODY; PHYSICS; PORTABLE POWER-DRIVEN TOOLS; TRANSPORTING

本发明提供了一种可重构绳驱下肢康复机器人轨迹和构型的复合优化方法，属康复机器人控制领域。方法包括：步骤1，根据人体下肢特征和屈伸运动时下肢的骨骼肌肉作用关系建立肌肉作用力模型；步骤2，根据步骤1的模型，建立下肢与可重构绳驱下肢康复机器人的整体动力学模型；步骤3，基于步骤1中的肌肉作用力模型，设置肌肉归一化做功为优化目标，采用傅里叶级数拟合训练轨迹，并对训练轨迹参数进行优化求解；步骤4，根据整体动力学模型和最优训练轨迹参数，选择可重构绳驱下肢康复机器人能耗作为优化目标，对可重构绳驱下肢康复机器人的牵引构型参数进行优化求解。能根据不同的康复需求，给出最适合康复患者的机器人训练轨迹和牵引构型参数。 The invention provides a reconfigurable rope-driven lower limb rehabilitation robot track and configuration composite optimization method, and belongs to the field of rehabilitation robot control. The method comprises the following steps: 1, establishing a muscle acting force model according to human body lower limb characteristics and a skeleton muscle action relationship of lower limbs during flexion and extension movement; 2, according to the model in the step 1, an overall dynamic model of the lower limbs and the reconfigurable rope-driven lower limb rehabilitation robot is established; 3, based on the muscle acting force model in the step 1, muscle normalized acting is set as an optimization target, Fourier se