4. 尺寸和公差：包括螺杆和滚珠的尺寸和公差，以及与之相应的配合尺寸和公差,它的作用是将旋转运动转换成直线运动，从而实现机械部件的移动和定位, 6. 简化机械结构：滚珠丝杠可以替代传统的螺杆传动，减少机械结构的复杂性，提高系统的可靠性和精度, 4. 保持架：用于保持滚珠的位置和间距，使其能够平稳运转, 使用滚珠丝杠传动需要注意以下几点： 1. 安装前需检查滚珠丝杠传动件的质量和尺寸是否符合要求,当电机转动时，通过滚珠丝杠传动机构将旋转运动转换为线性运动，从而推动推杆实现推进或拉动物体的作用,这种传动结构常用于工业机械、航空航天等领域,具体操作步骤如下： 1. 确定安装位置：首先要确定滚珠丝杠的安装位置，选择一个垂直的支撑结构，确保安装位置稳定, 关键词：滚珠丝杠；机床；航空航天；自动化设备；市场应用 Abstract: Ball screw is a common precision transmission device, which is widely used in machine tools, aerospace, automation equipment and other fields. This paper mainly discusses the market application of ball screw, including its application in machine tools, aerospace, automation equipment and other fields, as well as the future development trend. Firstly, the basic principle and structural characteristics of ball screw are introduced, and then the application of ball screw in machine tools is elaborated in detail, including CNC machine tools, machining centers, lathes, etc., and the advantages and disadvantages of ball screw in machine tools are analyzed. Subsequently, this paper discusses the application of ball screw in aerospace field, including aircraft, satellites, missiles and other fields, and analyzes the application characteristics and performance requirements of ball screw in aerospace. Finally, this paper introduces the application of ball screw in automation equipment, including robots, automated production lines, automated warehouses and other fields, and explores the development trend and future application prospects of ball screw in automation equipment. Keywords: ball screw; machine tool; aerospace; automation equipment; market application.,滚珠丝杠是一种将旋转运动转换为直线运动的传动元件，广泛应用于各种机械设备中