在建立六自由度焊装机器人D-H坐标系及确定各手臂参数的基础上,研究其正逆运动学方程,设计其数值模拟算法,并在MATLAB环境下建立仿真模型,获得在定点控制模式下各个关节电机控制量,得到具有固定重力补偿的机器人控制模型;基于六自由度...在建立六自由度焊装机器人D-H坐标系及确定各手臂参数的基础上,研究其正逆运动学方程,设计其数值模拟算法,并在MATLAB环境下建立仿真模型,获得在定点控制模式下各个关节电机控制量,得到具有固定重力补偿的机器人控制模型;基于六自由度机器人动力学控制原理,在考虑电机特性及机器人手臂动力学特性的基础上,建立了具有传感器反馈控制的优化模型;在Tecnomatix环境下创建了四机器人焊接工位,利用其提供的Robotics功能模块,实现了机器人的路径及功能示教;利用DSP(Digital Single Processor,数字信号处理器)解算了机器人关节坐标的牛顿-欧拉逆运动学方程,并实时、快速处理传感器反馈信号,实现了对多个伺服系统的闭环控制。展开更多
Comparison and analyzation of female sex pheromone that had been identified in Noctuidae suggested that the sex pheromones were composed by five types of components: esters,alcohols,aldehydes,hydrocarbons and epoxides...Comparison and analyzation of female sex pheromone that had been identified in Noctuidae suggested that the sex pheromones were composed by five types of components: esters,alcohols,aldehydes,hydrocarbons and epoxides.These chemicals had simply structure.Overlapping components exist in separate subfamilies,and with the increasing in the number of subfamily which contented sharing components,the species of insects whose sex pheromone content overlapping components increased.Sex pheromone components were highly similar among species in the same genus and largely sharing among different genera in the same subfamily.Sex pheromone components were full homology among the species in the same genera.展开更多
文摘在建立六自由度焊装机器人D-H坐标系及确定各手臂参数的基础上,研究其正逆运动学方程,设计其数值模拟算法,并在MATLAB环境下建立仿真模型,获得在定点控制模式下各个关节电机控制量,得到具有固定重力补偿的机器人控制模型;基于六自由度机器人动力学控制原理,在考虑电机特性及机器人手臂动力学特性的基础上,建立了具有传感器反馈控制的优化模型;在Tecnomatix环境下创建了四机器人焊接工位,利用其提供的Robotics功能模块,实现了机器人的路径及功能示教;利用DSP(Digital Single Processor,数字信号处理器)解算了机器人关节坐标的牛顿-欧拉逆运动学方程,并实时、快速处理传感器反馈信号,实现了对多个伺服系统的闭环控制。
文摘Comparison and analyzation of female sex pheromone that had been identified in Noctuidae suggested that the sex pheromones were composed by five types of components: esters,alcohols,aldehydes,hydrocarbons and epoxides.These chemicals had simply structure.Overlapping components exist in separate subfamilies,and with the increasing in the number of subfamily which contented sharing components,the species of insects whose sex pheromone content overlapping components increased.Sex pheromone components were highly similar among species in the same genus and largely sharing among different genera in the same subfamily.Sex pheromone components were full homology among the species in the same genera.
