描述批量生产同种规格小尺寸圆柱条形产品的典型工艺,提出易损棒料高速轴向-径向柔和交接工艺需求。通过对比现有交接方法,分析高速柔和交接运动特征和关键技术,提出一种新型偏置鼓轮交接原理和机构设计方案。基于空间几何变换方法及旋转矩阵方法构建了偏置鼓轮交接机构的运动学和动力学数学模型,进而提出多目标参数优化问题,并结合高速卷接机实例采用MOGA方法计算新型交接机构关键参数的全局Pareto最优解。通过与蜘蛛手机构的对比分析表明偏置鼓轮交接方法具有更好的柔和特性和结构紧凑性,结构上也比蜘蛛手简单很多,是一种具有应用前景的新型交接机构。
The typical process of mass production of small size cylindrical bar of the same specifications was described. The process requirements for axial-to-radial direction smooth transfer of high-speed vulnerable bars were put forward, and the motion feature and key technology were compared and analyzed, and then a new transfer principle and mechanism design program based on offset drum were proposed. The kinematics and dynamics mathematical model and multi-objective parameter optimization model of offset drum transfer mechanism were established based on space geometric transformation method and displacement matrix method. With the example of cigarette making machine, the global Pareto solutions of key parameters of the new transfer mechanism were calculated by MOGA. Compared with spider hands, the offset drum transfer mechanism has greater application prospects for its method is much smoother and the structure is more compact and simpler.