关键词：滚珠丝杠；传动；力学特性；优化设计；发展趋势 Abstract： Ball screw is a type of fastener widely used in the field of mechanical transmission, playing an important role in high-precision and high-load mechanical equipment. This paper introduces the principle, structure and performance of ball screw in detail, and summarizes the current research status and application areas of ball screw. By analyzing the mechanical model and calculation method of ball screw, the mechanical characteristics and optimization design method of ball screw are discussed. Finally, the future development direction of ball screw is prospected. Keywords: ball screw; transmission; mechanical characteristics; optimization design; development trend,云南国产滚珠丝杠的螺距一般在5mm到50mm之间,滚珠丝杠则是用于传递力和运动的机械元件，具有高精度、高刚性和高效率等特点，能够满足高速、高精度的线性运动需求,滚珠丝杠概念股是指与滚珠丝杠相关的上市公司股票，这些公司主要从事滚珠丝杠的研发、制造、销售等业务, 5. 计算滚珠直径公式：D = (d + 3) / 10 其中，D为滚珠直径，d为丝杠直径，3为公差值，10为常数, 电机和减速器提供驱动力和转矩，使滚珠丝杠转动,宁波i f滚珠丝杠是宁波i f机电科技有限公司生产的一种滚珠丝杠产品，具有质量稳定、精度高、可靠性强等特点,首先，将螺母保持器放在螺母底部，然后用扳手拧紧保持器和螺母之间的螺纹，确保螺母保持器固定在螺母底部, 固定轴承通常安装在滚珠丝杠的固定端，其主要作用是支撑滚珠丝杠的轴向载荷和径向载荷，同时防止滚珠丝杠的轴向位移,山东滕州滚珠丝杠项目是一项机械制造业项目，主要生产滚珠丝杠及其配件，用于机床、航空航天、重型机械等领域